diff options
Diffstat (limited to 'drivers')
653 files changed, 52836 insertions, 28461 deletions
diff --git a/drivers/atm/ambassador.c b/drivers/atm/ambassador.c index 4a610795b585..906705e5f776 100644 --- a/drivers/atm/ambassador.c +++ b/drivers/atm/ambassador.c @@ -2267,9 +2267,8 @@ static int amb_probe(struct pci_dev *pci_dev, dev->atm_dev->ci_range.vpi_bits = NUM_VPI_BITS; dev->atm_dev->ci_range.vci_bits = NUM_VCI_BITS; - init_timer(&dev->housekeeping); - dev->housekeeping.function = do_housekeeping; - dev->housekeeping.data = (unsigned long) dev; + setup_timer(&dev->housekeeping, do_housekeeping, + (unsigned long)dev); mod_timer(&dev->housekeeping, jiffies); // enable host interrupts diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c index 771a2a253440..7bde8d7a2816 100644 --- a/drivers/bcma/driver_gpio.c +++ b/drivers/bcma/driver_gpio.c @@ -185,8 +185,7 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) chip->owner = THIS_MODULE; chip->parent = bcma_bus_get_host_dev(bus); #if IS_BUILTIN(CONFIG_OF) - if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) - chip->of_node = cc->core->dev.of_node; + chip->of_node = cc->core->dev.of_node; #endif switch (bus->chipinfo.id) { case BCMA_CHIP_ID_BCM4707: diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 12da68ec48ba..e6986c7608f1 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -201,9 +201,6 @@ static void bcma_of_fill_device(struct device *parent, { struct device_node *node; - if (!IS_ENABLED(CONFIG_OF_IRQ)) - return; - node = bcma_of_find_child_device(parent, core); if (node) core->dev.of_node = node; @@ -242,19 +239,18 @@ void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core) core->dev.release = bcma_release_core_dev; core->dev.bus = &bcma_bus_type; dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index); + core->dev.parent = bcma_bus_get_host_dev(bus); + if (core->dev.parent) + bcma_of_fill_device(core->dev.parent, core); switch (bus->hosttype) { case BCMA_HOSTTYPE_PCI: - core->dev.parent = &bus->host_pci->dev; core->dma_dev = &bus->host_pci->dev; core->irq = bus->host_pci->irq; break; case BCMA_HOSTTYPE_SOC: if (IS_ENABLED(CONFIG_OF) && bus->host_pdev) { core->dma_dev = &bus->host_pdev->dev; - core->dev.parent = &bus->host_pdev->dev; - if (core->dev.parent) - bcma_of_fill_device(core->dev.parent, core); } else { core->dev.dma_mask = &core->dev.coherent_dma_mask; core->dma_dev = &core->dev; diff --git a/drivers/block/drbd/drbd_nla.c b/drivers/block/drbd/drbd_nla.c index b2d4791498a6..6bf806df60dc 100644 --- a/drivers/block/drbd/drbd_nla.c +++ b/drivers/block/drbd/drbd_nla.c @@ -34,7 +34,7 @@ int drbd_nla_parse_nested(struct nlattr *tb[], int maxtype, struct nlattr *nla, err = drbd_nla_check_mandatory(maxtype, nla); if (!err) - err = nla_parse_nested(tb, maxtype, nla, policy); + err = nla_parse_nested(tb, maxtype, nla, policy, NULL); return err; } diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig index 08e054507d0b..a6a9dd4d0eef 100644 --- a/drivers/bluetooth/Kconfig +++ b/drivers/bluetooth/Kconfig @@ -344,7 +344,7 @@ config BT_WILINK config BT_QCOMSMD tristate "Qualcomm SMD based HCI support" - depends on QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n) + depends on RPMSG || (COMPILE_TEST && RPMSG=n) depends on QCOM_WCNSS_CTRL || (COMPILE_TEST && QCOM_WCNSS_CTRL=n) select BT_QCA help diff --git a/drivers/bluetooth/btqcomsmd.c b/drivers/bluetooth/btqcomsmd.c index 8d4868af9bbd..ef730c173d4b 100644 --- a/drivers/bluetooth/btqcomsmd.c +++ b/drivers/bluetooth/btqcomsmd.c @@ -14,7 +14,7 @@ #include <linux/module.h> #include <linux/slab.h> -#include <linux/soc/qcom/smd.h> +#include <linux/rpmsg.h> #include <linux/soc/qcom/wcnss_ctrl.h> #include <linux/platform_device.h> @@ -26,8 +26,8 @@ struct btqcomsmd { struct hci_dev *hdev; - struct qcom_smd_channel *acl_channel; - struct qcom_smd_channel *cmd_channel; + struct rpmsg_endpoint *acl_channel; + struct rpmsg_endpoint *cmd_channel; }; static int btqcomsmd_recv(struct hci_dev *hdev, unsigned int type, @@ -48,19 +48,19 @@ static int btqcomsmd_recv(struct hci_dev *hdev, unsigned int type, return hci_recv_frame(hdev, skb); } -static int btqcomsmd_acl_callback(struct qcom_smd_channel *channel, - const void *data, size_t count) +static int btqcomsmd_acl_callback(struct rpmsg_device *rpdev, void *data, + int count, void *priv, u32 addr) { - struct btqcomsmd *btq = qcom_smd_get_drvdata(channel); + struct btqcomsmd *btq = priv; btq->hdev->stat.byte_rx += count; return btqcomsmd_recv(btq->hdev, HCI_ACLDATA_PKT, data, count); } -static int btqcomsmd_cmd_callback(struct qcom_smd_channel *channel, - const void *data, size_t count) +static int btqcomsmd_cmd_callback(struct rpmsg_device *rpdev, void *data, + int count, void *priv, u32 addr) { - struct btqcomsmd *btq = qcom_smd_get_drvdata(channel); + struct btqcomsmd *btq = priv; return btqcomsmd_recv(btq->hdev, HCI_EVENT_PKT, data, count); } @@ -72,12 +72,12 @@ static int btqcomsmd_send(struct hci_dev *hdev, struct sk_buff *skb) switch (hci_skb_pkt_type(skb)) { case HCI_ACLDATA_PKT: - ret = qcom_smd_send(btq->acl_channel, skb->data, skb->len); + ret = rpmsg_send(btq->acl_channel, skb->data, skb->len); hdev->stat.acl_tx++; hdev->stat.byte_tx += skb->len; break; case HCI_COMMAND_PKT: - ret = qcom_smd_send(btq->cmd_channel, skb->data, skb->len); + ret = rpmsg_send(btq->cmd_channel, skb->data, skb->len); hdev->stat.cmd_tx++; break; default: @@ -114,18 +114,15 @@ static int btqcomsmd_probe(struct platform_device *pdev) wcnss = dev_get_drvdata(pdev->dev.parent); btq->acl_channel = qcom_wcnss_open_channel(wcnss, "APPS_RIVA_BT_ACL", - btqcomsmd_acl_callback); + btqcomsmd_acl_callback, btq); if (IS_ERR(btq->acl_channel)) return PTR_ERR(btq->acl_channel); btq->cmd_channel = qcom_wcnss_open_channel(wcnss, "APPS_RIVA_BT_CMD", - btqcomsmd_cmd_callback); + btqcomsmd_cmd_callback, btq); if (IS_ERR(btq->cmd_channel)) return PTR_ERR(btq->cmd_channel); - qcom_smd_set_drvdata(btq->acl_channel, btq); - qcom_smd_set_drvdata(btq->cmd_channel, btq); - hdev = hci_alloc_dev(); if (!hdev) return -ENOMEM; @@ -158,6 +155,9 @@ static int btqcomsmd_remove(struct platform_device *pdev) hci_unregister_dev(btq->hdev); hci_free_dev(btq->hdev); + rpmsg_destroy_ept(btq->cmd_channel); + rpmsg_destroy_ept(btq->acl_channel); + return 0; } diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c index 87799e81af97..c3f1a9e33cef 100644 --- a/drivers/hv/ring_buffer.c +++ b/drivers/hv/ring_buffer.c @@ -32,6 +32,8 @@ #include "hyperv_vmbus.h" +#define VMBUS_PKT_TRAILER 8 + /* * When we write to the ring buffer, check if the host needs to * be signaled. Here is the details of this protocol: @@ -336,6 +338,12 @@ int hv_ringbuffer_write(struct vmbus_channel *channel, return 0; } +static inline void +init_cached_read_index(struct hv_ring_buffer_info *rbi) +{ + rbi->cached_read_index = rbi->ring_buffer->read_index; +} + int hv_ringbuffer_read(struct vmbus_channel *channel, void *buffer, u32 buflen, u32 *buffer_actual_len, u64 *requestid, bool raw) @@ -366,7 +374,8 @@ int hv_ringbuffer_read(struct vmbus_channel *channel, return ret; } - init_cached_read_index(channel); + init_cached_read_index(inring_info); + next_read_location = hv_get_next_read_location(inring_info); next_read_location = hv_copyfrom_ringbuffer(inring_info, &desc, sizeof(desc), @@ -410,3 +419,86 @@ int hv_ringbuffer_read(struct vmbus_channel *channel, return ret; } + +/* + * Determine number of bytes available in ring buffer after + * the current iterator (priv_read_index) location. + * + * This is similar to hv_get_bytes_to_read but with private + * read index instead. + */ +static u32 hv_pkt_iter_avail(const struct hv_ring_buffer_info *rbi) +{ + u32 priv_read_loc = rbi->priv_read_index; + u32 write_loc = READ_ONCE(rbi->ring_buffer->write_index); + + if (write_loc >= priv_read_loc) + return write_loc - priv_read_loc; + else + return (rbi->ring_datasize - priv_read_loc) + write_loc; +} + +/* + * Get first vmbus packet from ring buffer after read_index + * + * If ring buffer is empty, returns NULL and no other action needed. + */ +struct vmpacket_descriptor *hv_pkt_iter_first(struct vmbus_channel *channel) +{ + struct hv_ring_buffer_info *rbi = &channel->inbound; + + /* set state for later hv_signal_on_read() */ + init_cached_read_index(rbi); + + if (hv_pkt_iter_avail(rbi) < sizeof(struct vmpacket_descriptor)) + return NULL; + + return hv_get_ring_buffer(rbi) + rbi->priv_read_index; +} +EXPORT_SYMBOL_GPL(hv_pkt_iter_first); + +/* + * Get next vmbus packet from ring buffer. + * + * Advances the current location (priv_read_index) and checks for more + * data. If the end of the ring buffer is reached, then return NULL. + */ +struct vmpacket_descriptor * +__hv_pkt_iter_next(struct vmbus_channel *channel, + const struct vmpacket_descriptor *desc) +{ + struct hv_ring_buffer_info *rbi = &channel->inbound; + u32 packetlen = desc->len8 << 3; + u32 dsize = rbi->ring_datasize; + + /* bump offset to next potential packet */ + rbi->priv_read_index += packetlen + VMBUS_PKT_TRAILER; + if (rbi->priv_read_index >= dsize) + rbi->priv_read_index -= dsize; + + /* more data? */ + if (hv_pkt_iter_avail(rbi) < sizeof(struct vmpacket_descriptor)) + return NULL; + else + return hv_get_ring_buffer(rbi) + rbi->priv_read_index; +} +EXPORT_SYMBOL_GPL(__hv_pkt_iter_next); + +/* + * Update host ring buffer after iterating over packets. + */ +void hv_pkt_iter_close(struct vmbus_channel *channel) +{ + struct hv_ring_buffer_info *rbi = &channel->inbound; + + /* + * Make sure all reads are done before we update the read index since + * the writer may start writing to the read area once the read index + * is updated. + */ + virt_rmb(); + rbi->ring_buffer->read_index = rbi->priv_read_index; + + hv_signal_on_read(channel); +} +EXPORT_SYMBOL_GPL(hv_pkt_iter_close); diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 0f58f46dbad7..329d08c884f6 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -88,7 +88,7 @@ static inline bool ib_nl_is_good_ip_resp(const struct nlmsghdr *nlh) return false; ret = nla_parse(tb, LS_NLA_TYPE_MAX - 1, nlmsg_data(nlh), - nlmsg_len(nlh), ib_nl_addr_policy); + nlmsg_len(nlh), ib_nl_addr_policy, NULL); if (ret) return false; diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c index 3ef51a96bbf1..f13870e69ccd 100644 --- a/drivers/infiniband/core/iwpm_util.c +++ b/drivers/infiniband/core/iwpm_util.c @@ -472,12 +472,14 @@ int iwpm_parse_nlmsg(struct netlink_callback *cb, int policy_max, int ret; const char *err_str = ""; - ret = nlmsg_validate(cb->nlh, nlh_len, policy_max-1, nlmsg_policy); + ret = nlmsg_validate(cb->nlh, nlh_len, policy_max - 1, nlmsg_policy, + NULL); if (ret) { err_str = "Invalid attribute"; goto parse_nlmsg_error; } - ret = nlmsg_parse(cb->nlh, nlh_len, nltb, policy_max-1, nlmsg_policy); + ret = nlmsg_parse(cb->nlh, nlh_len, nltb, policy_max - 1, + nlmsg_policy, NULL); if (ret) { err_str = "Unable to parse the nlmsg"; goto parse_nlmsg_error; diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c index 10469b0088b5..b784055423c8 100644 --- a/drivers/infiniband/core/netlink.c +++ b/drivers/infiniband/core/netlink.c @@ -146,7 +146,8 @@ nla_put_failure: } EXPORT_SYMBOL(ibnl_put_attr); -static int ibnl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) +static int ibnl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, + struct netlink_ext_ack *extack) { struct ibnl_client *client; int type = nlh->nlmsg_type; @@ -209,7 +210,7 @@ static void ibnl_rcv_reply_skb(struct sk_buff *skb) if (nlh->nlmsg_flags & NLM_F_REQUEST) return; - ibnl_rcv_msg(skb, nlh); + ibnl_rcv_msg(skb, nlh, NULL); msglen = NLMSG_ALIGN(nlh->nlmsg_len); if (msglen > skb->len) diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 81b742ca1639..ceae153997d0 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -808,7 +808,7 @@ int ib_nl_handle_set_timeout(struct sk_buff *skb, return -EPERM; ret = nla_parse(tb, LS_NLA_TYPE_MAX - 1, nlmsg_data(nlh), - nlmsg_len(nlh), ib_nl_policy); + nlmsg_len(nlh), ib_nl_policy, NULL); attr = (const struct nlattr *)tb[LS_NLA_TYPE_TIMEOUT]; if (ret || !attr) goto settimeout_out; @@ -860,7 +860,7 @@ static inline int ib_nl_is_good_resolve_resp(const struct nlmsghdr *nlh) return 0; ret = nla_parse(tb, LS_NLA_TYPE_MAX - 1, nlmsg_data(nlh), - nlmsg_len(nlh), ib_nl_policy); + nlmsg_len(nlh), ib_nl_policy, NULL); if (ret) return 0; diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index 85acd0843b50..3f9e56e8b379 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -36,6 +36,7 @@ #include <linux/netdevice.h> #include <linux/inetdevice.h> +#include <linux/interrupt.h> #include <linux/spinlock.h> #include <linux/kernel.h> #include <linux/delay.h> diff --git a/drivers/infiniband/hw/qedr/main.c b/drivers/infiniband/hw/qedr/main.c index b9b47e5cc8b3..ced0461d6e9f 100644 --- a/drivers/infiniband/hw/qedr/main.c +++ b/drivers/infiniband/hw/qedr/main.c @@ -587,9 +587,8 @@ void qedr_affiliated_event(void *context, u8 e_code, void *fw_handle) #define EVENT_TYPE_CQ 1 #define EVENT_TYPE_QP 2 struct qedr_dev *dev = (struct qedr_dev *)context; - union event_ring_data *data = fw_handle; - u64 roce_handle64 = ((u64)data->roce_handle.hi << 32) + - data->roce_handle.lo; + struct regpair *async_handle = (struct regpair *)fw_handle; + u64 roce_handle64 = ((u64) async_handle->hi << 32) + async_handle->lo; u8 event_type = EVENT_TYPE_NOT_DEFINED; struct ib_event event; struct ib_cq *ibcq; diff --git a/drivers/infiniband/hw/qedr/qedr.h b/drivers/infiniband/hw/qedr/qedr.h index bb32e4792ec9..5cb9195513bd 100644 --- a/drivers/infiniband/hw/qedr/qedr.h +++ b/drivers/infiniband/hw/qedr/qedr.h @@ -38,7 +38,8 @@ #include <linux/qed/qed_chain.h> #include <linux/qed/qed_roce_if.h> #include <linux/qed/qede_roce.h> -#include "qedr_hsi.h" +#include <linux/qed/roce_common.h> +#include "qedr_hsi_rdma.h" #define QEDR_MODULE_VERSION "8.10.10.0" #define QEDR_NODE_DESC "QLogic 579xx RoCE HCA" diff --git a/drivers/infiniband/hw/qedr/qedr_cm.c b/drivers/infiniband/hw/qedr/qedr_cm.c index 699632893dd9..a6280ce3e2a5 100644 --- a/drivers/infiniband/hw/qedr/qedr_cm.c +++ b/drivers/infiniband/hw/qedr/qedr_cm.c @@ -43,14 +43,11 @@ #include <rdma/ib_addr.h> #include <rdma/ib_cache.h> -#include "qedr_hsi.h" #include <linux/qed/qed_if.h> #include <linux/qed/qed_roce_if.h> #include "qedr.h" -#include "qedr_hsi.h" #include "verbs.h" #include <rdma/qedr-abi.h> -#include "qedr_hsi.h" #include "qedr_cm.h" void qedr_inc_sw_gsi_cons(struct qedr_qp_hwq_info *info) diff --git a/drivers/infiniband/hw/qedr/qedr_hsi.h b/drivers/infiniband/hw/qedr/qedr_hsi.h deleted file mode 100644 index 66d27521373f..000000000000 --- a/drivers/infiniband/hw/qedr/qedr_hsi.h +++ /dev/null @@ -1,56 +0,0 @@ -/* QLogic qedr NIC Driver - * Copyright (c) 2015-2016 QLogic Corporation - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and /or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -#ifndef __QED_HSI_ROCE__ -#define __QED_HSI_ROCE__ - -#include <linux/qed/common_hsi.h> -#include <linux/qed/roce_common.h> -#include "qedr_hsi_rdma.h" - -/* Affiliated asynchronous events / errors enumeration */ -enum roce_async_events_type { - ROCE_ASYNC_EVENT_NONE = 0, - ROCE_ASYNC_EVENT_COMM_EST = 1, - ROCE_ASYNC_EVENT_SQ_DRAINED, - ROCE_ASYNC_EVENT_SRQ_LIMIT, - ROCE_ASYNC_EVENT_LAST_WQE_REACHED, - ROCE_ASYNC_EVENT_CQ_ERR, - ROCE_ASYNC_EVENT_LOCAL_INVALID_REQUEST_ERR, - ROCE_ASYNC_EVENT_LOCAL_CATASTROPHIC_ERR, - ROCE_ASYNC_EVENT_LOCAL_ACCESS_ERR, - ROCE_ASYNC_EVENT_QP_CATASTROPHIC_ERR, - ROCE_ASYNC_EVENT_CQ_OVERFLOW_ERR, - ROCE_ASYNC_EVENT_SRQ_EMPTY, - MAX_ROCE_ASYNC_EVENTS_TYPE -}; - -#endif /* __QED_HSI_ROCE__ */ diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 6b3bb32803bd..2091902848e6 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -43,7 +43,8 @@ #include <rdma/ib_addr.h> #include <rdma/ib_cache.h> -#include "qedr_hsi.h" +#include <linux/qed/common_hsi.h> +#include "qedr_hsi_rdma.h" #include <linux/qed/qed_if.h> #include "qedr.h" #include "verbs.h" diff --git a/drivers/isdn/divert/isdn_divert.c b/drivers/isdn/divert/isdn_divert.c index 50749a70c5ca..060d357f107f 100644 --- a/drivers/isdn/divert/isdn_divert.c +++ b/drivers/isdn/divert/isdn_divert.c @@ -157,10 +157,8 @@ int cf_command(int drvid, int mode, /* allocate mem for information struct */ if (!(cs = kmalloc(sizeof(struct call_struc), GFP_ATOMIC))) return (-ENOMEM); /* no memory */ - init_timer(&cs->timer); + setup_timer(&cs->timer, deflect_timer_expire, (ulong)cs); cs->info[0] = '\0'; - cs->timer.function = deflect_timer_expire; - cs->timer.data = (ulong) cs; /* pointer to own structure */ cs->ics.driver = drvid; cs->ics.command = ISDN_CMD_PROT_IO; /* protocol specific io */ cs->ics.arg = DSS1_CMD_INVOKE; /* invoke supplementary service */ @@ -452,10 +450,9 @@ static int isdn_divert_icall(isdn_ctrl *ic) return (0); /* no external deflection needed */ if (!(cs = kmalloc(sizeof(struct call_struc), GFP_ATOMIC))) return (0); /* no memory */ - init_timer(&cs->timer); + setup_timer(&cs->timer, deflect_timer_expire, + (ulong)cs); cs->info[0] = '\0'; - cs->timer.function = deflect_timer_expire; - cs->timer.data = (ulong) cs; /* pointer to own structure */ cs->ics = *ic; /* copy incoming data */ if (!cs->ics.parm.setup.phone[0]) strcpy(cs->ics.parm.setup.phone, "0"); diff --git a/drivers/isdn/hardware/eicon/divasi.c b/drivers/isdn/hardware/eicon/divasi.c index cb88090f9cea..c61049585cbd 100644 --- a/drivers/isdn/hardware/eicon/divasi.c +++ b/drivers/isdn/hardware/eicon/divasi.c @@ -300,9 +300,8 @@ static int um_idi_open_adapter(struct file *file, int adapter_nr) p_os = (diva_um_idi_os_context_t *) diva_um_id_get_os_context(e); init_waitqueue_head(&p_os->read_wait); init_waitqueue_head(&p_os->close_wait); - init_timer(&p_os->diva_timer_id); - p_os->diva_timer_id.function = (void *) diva_um_timer_function; - p_os->diva_timer_id.data = (unsigned long) p_os; + setup_timer(&p_os->diva_timer_id, (void *)diva_um_timer_function, + (unsigned long)p_os); p_os->aborted = 0; p_os->adapter_nr = adapter_nr; return (1); diff --git a/drivers/isdn/hardware/mISDN/Kconfig b/drivers/isdn/hardware/mISDN/Kconfig index 09df54fc1fef..fda912b0833f 100644 --- a/drivers/isdn/hardware/mISDN/Kconfig +++ b/drivers/isdn/hardware/mISDN/Kconfig @@ -13,7 +13,7 @@ config MISDN_HFCPCI config MISDN_HFCMULTI tristate "Support for HFC multiport cards (HFC-4S/8S/E1)" - depends on PCI || 8xx + depends on PCI || CPM1 depends on MISDN help Enable support for cards with Cologne Chip AG's HFC multiport @@ -27,8 +27,8 @@ config MISDN_HFCMULTI_8xx bool "Support for XHFC embedded board in HFC multiport driver" depends on MISDN depends on MISDN_HFCMULTI - depends on 8xx - default 8xx + depends on CPM1 + default CPM1 help Enable support for the XHFC embedded solution from Speech Design. diff --git a/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h b/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h index 0eafe9f04fca..8a254747768e 100644 --- a/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h +++ b/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h @@ -6,7 +6,7 @@ * */ -#include <asm/8xx_immap.h> +#include <asm/cpm1.h> /* Change this to the value used by your board */ #ifndef IMAP_ADDR diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c index 480c2d7794eb..961c07ee47b7 100644 --- a/drivers/isdn/hardware/mISDN/hfcmulti.c +++ b/drivers/isdn/hardware/mISDN/hfcmulti.c @@ -3878,9 +3878,8 @@ hfcmulti_initmode(struct dchannel *dch) if (hc->dnum[pt]) { mode_hfcmulti(hc, dch->slot, dch->dev.D.protocol, -1, 0, -1, 0); - dch->timer.function = (void *) hfcmulti_dbusy_timer; - dch->timer.data = (long) dch; - init_timer(&dch->timer); + setup_timer(&dch->timer, (void *)hfcmulti_dbusy_timer, + (long)dch); } for (i = 1; i <= 31; i++) { if (!((1 << i) & hc->bmask[pt])) /* skip unused chan */ @@ -3986,9 +3985,8 @@ hfcmulti_initmode(struct dchannel *dch) hc->chan[i].slot_rx = -1; hc->chan[i].conf = -1; mode_hfcmulti(hc, i, dch->dev.D.protocol, -1, 0, -1, 0); - dch->timer.function = (void *) hfcmulti_dbusy_timer; - dch->timer.data = (long) dch; - init_timer(&dch->timer); + setup_timer(&dch->timer, (void *)hfcmulti_dbusy_timer, + (long)dch); hc->chan[i - 2].slot_tx = -1; hc->chan[i - 2].slot_rx = -1; hc->chan[i - 2].conf = -1; diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c index ff48da61c94c..5dc246d71c16 100644 --- a/drivers/isdn/hardware/mISDN/hfcpci.c +++ b/drivers/isdn/hardware/mISDN/hfcpci.c @@ -1717,9 +1717,8 @@ static void inithfcpci(struct hfc_pci *hc) { printk(KERN_DEBUG "inithfcpci: entered\n"); - hc->dch.timer.function = (void *) hfcpci_dbusy_timer; - hc->dch.timer.data = (long) &hc->dch; - init_timer(&hc->dch.timer); + setup_timer(&hc->dch.timer, (void *)hfcpci_dbusy_timer, + (long)&hc->dch); hc->chanlimit = 2; mode_hfcpci(&hc->bch[0], 1, -1); mode_hfcpci(&hc->bch[1], 2, -1); @@ -2044,9 +2043,7 @@ setup_hw(struct hfc_pci *hc) Write_hfc(hc, HFCPCI_INT_M1, hc->hw.int_m1); /* At this point the needed PCI config is done */ /* fifos are still not enabled */ - hc->hw.timer.function = (void *) hfcpci_Timer; - hc->hw.timer.data = (long) hc; - init_timer(&hc->hw.timer); + setup_timer(&hc->hw.timer, (void *)hfcpci_Timer, (long)hc); /* default PCM master */ test_and_set_bit(HFC_CFG_MASTER, &hc->cfg); return 0; diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c index 77dec28ba874..6742b0dc0821 100644 --- a/drivers/isdn/hardware/mISDN/mISDNipac.c +++ b/drivers/isdn/hardware/mISDN/mISDNipac.c @@ -796,9 +796,8 @@ isac_init(struct isac_hw *isac) } isac->mon_tx = NULL; isac->mon_rx = NULL; - isac->dch.timer.function = (void *) dbusy_timer_handler; - isac->dch.timer.data = (long)isac; - init_timer(&isac->dch.timer); + setup_timer(&isac->dch.timer, (void *)dbusy_timer_handler, + (long)isac); isac->mocr = 0xaa; if (isac->type & IPAC_TYPE_ISACX) { /* Disable all IRQ */ diff --git a/drivers/isdn/hardware/mISDN/mISDNisar.c b/drivers/isdn/hardware/mISDN/mISDNisar.c index feafa91c2ed9..5b078591b6ee 100644 --- a/drivers/isdn/hardware/mISDN/mISDNisar.c +++ b/drivers/isdn/hardware/mISDN/mISDNisar.c @@ -1635,13 +1635,11 @@ init_isar(struct isar_hw *isar) } if (isar->version != 1) return -EINVAL; - isar->ch[0].ftimer.function = &ftimer_handler; - isar->ch[0].ftimer.data = (long)&isar->ch[0]; - init_timer(&isar->ch[0].ftimer); + setup_timer(&isar->ch[0].ftimer, &ftimer_handler, + (long)&isar->ch[0]); test_and_set_bit(FLG_INITIALIZED, &isar->ch[0].bch.Flags); - isar->ch[1].ftimer.function = &ftimer_handler; - isar->ch[1].ftimer.data = (long)&isar->ch[1]; - init_timer(&isar->ch[1].ftimer); + setup_timer(&isar->ch[1].ftimer, &ftimer_handler, + (long)&isar->ch[1]); test_and_set_bit(FLG_INITIALIZED, &isar->ch[1].bch.Flags); return 0; } diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c index 3b067ea656bd..3052c836b89f 100644 --- a/drivers/isdn/hardware/mISDN/w6692.c +++ b/drivers/isdn/hardware/mISDN/w6692.c @@ -852,9 +852,8 @@ static void initW6692(struct w6692_hw *card) { u8 val; - card->dch.timer.function = (void *)dbusy_timer_handler; - card->dch.timer.data = (u_long)&card->dch; - init_timer(&card->dch.timer); + setup_timer(&card->dch.timer, (void *)dbusy_timer_handler, + (u_long)&card->dch); w6692_mode(&card->bc[0], ISDN_P_NONE); w6692_mode(&card->bc[1], ISDN_P_NONE); WriteW6692(card, W_D_CTL, 0x00); diff --git a/drivers/isdn/hisax/amd7930_fn.c b/drivers/isdn/hisax/amd7930_fn.c index 36817e0a0b94..3a4c2f9e19e9 100644 --- a/drivers/isdn/hisax/amd7930_fn.c +++ b/drivers/isdn/hisax/amd7930_fn.c @@ -789,7 +789,5 @@ void Amd7930_init(struct IsdnCardState *cs) void setup_Amd7930(struct IsdnCardState *cs) { INIT_WORK(&cs->tqueue, Amd7930_bh); - cs->dbusytimer.function = (void *) dbusy_timer_handler; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs); } diff --git a/drivers/isdn/hisax/arcofi.c b/drivers/isdn/hisax/arcofi.c index 29ec2dfbd155..9826bad49e2c 100644 --- a/drivers/isdn/hisax/arcofi.c +++ b/drivers/isdn/hisax/arcofi.c @@ -125,9 +125,7 @@ clear_arcofi(struct IsdnCardState *cs) { void init_arcofi(struct IsdnCardState *cs) { - cs->dc.isac.arcofitimer.function = (void *) arcofi_timer; - cs->dc.isac.arcofitimer.data = (long) cs; - init_timer(&cs->dc.isac.arcofitimer); + setup_timer(&cs->dc.isac.arcofitimer, (void *)arcofi_timer, (long)cs); init_waitqueue_head(&cs->dc.isac.arcofi_wait); test_and_set_bit(HW_ARCOFI, &cs->HW_Flags); } diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c index 4fc90de68d18..079336e593f9 100644 --- a/drivers/isdn/hisax/diva.c +++ b/drivers/isdn/hisax/diva.c @@ -976,9 +976,8 @@ static int setup_diva_common(struct IsdnCardState *cs) printk(KERN_INFO "Diva: IPACX Design Id: %x\n", MemReadISAC_IPACX(cs, IPACX_ID) & 0x3F); } else { /* DIVA 2.0 */ - cs->hw.diva.tl.function = (void *) diva_led_handler; - cs->hw.diva.tl.data = (long) cs; - init_timer(&cs->hw.diva.tl); + setup_timer(&cs->hw.diva.tl, (void *)diva_led_handler, + (long)cs); cs->readisac = &ReadISAC; cs->writeisac = &WriteISAC; cs->readisacfifo = &ReadISACfifo; diff --git a/drivers/isdn/hisax/elsa.c b/drivers/isdn/hisax/elsa.c index d8ef64da26f1..03bc5d504e22 100644 --- a/drivers/isdn/hisax/elsa.c +++ b/drivers/isdn/hisax/elsa.c @@ -1147,9 +1147,7 @@ static int setup_elsa_common(struct IsdnCard *card) init_arcofi(cs); #endif setup_isac(cs); - cs->hw.elsa.tl.function = (void *) elsa_led_handler; - cs->hw.elsa.tl.data = (long) cs; - init_timer(&cs->hw.elsa.tl); + setup_timer(&cs->hw.elsa.tl, (void *)elsa_led_handler, (long)cs); /* Teste Timer */ if (cs->hw.elsa.timer) { byteout(cs->hw.elsa.trig, 0xff); diff --git a/drivers/isdn/hisax/fsm.c b/drivers/isdn/hisax/fsm.c index c7a94713e9ec..d63266fa8cbd 100644 --- a/drivers/isdn/hisax/fsm.c +++ b/drivers/isdn/hisax/fsm.c @@ -98,13 +98,11 @@ void FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft) { ft->fi = fi; - ft->tl.function = (void *) FsmExpireTimer; - ft->tl.data = (long) ft; #if FSM_TIMER_DEBUG if (ft->fi->debug) ft->fi->printdebug(ft->fi, "FsmInitTimer %lx", (long) ft); #endif - init_timer(&ft->tl); + setup_timer(&ft->tl, (void *)FsmExpireTimer, (long)ft); } void diff --git a/drivers/isdn/hisax/hfc4s8s_l1.c b/drivers/isdn/hisax/hfc4s8s_l1.c index e034ed847ff3..90f051ce0259 100644 --- a/drivers/isdn/hisax/hfc4s8s_l1.c +++ b/drivers/isdn/hisax/hfc4s8s_l1.c @@ -1396,9 +1396,8 @@ setup_instance(hfc4s8s_hw *hw) l1p = hw->l1 + i; spin_lock_init(&l1p->lock); l1p->hw = hw; - l1p->l1_timer.function = (void *) hfc_l1_timer; - l1p->l1_timer.data = (long) (l1p); - init_timer(&l1p->l1_timer); + setup_timer(&l1p->l1_timer, (void *)hfc_l1_timer, + (long)(l1p)); l1p->st_num = i; skb_queue_head_init(&l1p->d_tx_queue); l1p->d_if.ifc.priv = hw->l1 + i; diff --git a/drivers/isdn/hisax/hfc_2bds0.c b/drivers/isdn/hisax/hfc_2bds0.c index a756e5cb6871..ad8597a1a07e 100644 --- a/drivers/isdn/hisax/hfc_2bds0.c +++ b/drivers/isdn/hisax/hfc_2bds0.c @@ -1073,8 +1073,6 @@ set_cs_func(struct IsdnCardState *cs) cs->writeisacfifo = &dummyf; cs->BC_Read_Reg = &ReadReg; cs->BC_Write_Reg = &WriteReg; - cs->dbusytimer.function = (void *) hfc_dbusy_timer; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)hfc_dbusy_timer, (long)cs); INIT_WORK(&cs->tqueue, hfcd_bh); } diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c index 90449e1e91e5..f9ca35cc32b1 100644 --- a/drivers/isdn/hisax/hfc_pci.c +++ b/drivers/isdn/hisax/hfc_pci.c @@ -1582,9 +1582,7 @@ inithfcpci(struct IsdnCardState *cs) cs->bcs[1].BC_SetStack = setstack_2b; cs->bcs[0].BC_Close = close_hfcpci; cs->bcs[1].BC_Close = close_hfcpci; - cs->dbusytimer.function = (void *) hfcpci_dbusy_timer; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)hfcpci_dbusy_timer, (long)cs); mode_hfcpci(cs->bcs, 0, 0); mode_hfcpci(cs->bcs + 1, 0, 1); } @@ -1746,9 +1744,7 @@ setup_hfcpci(struct IsdnCard *card) cs->BC_Write_Reg = NULL; cs->irq_func = &hfcpci_interrupt; cs->irq_flags |= IRQF_SHARED; - cs->hw.hfcpci.timer.function = (void *) hfcpci_Timer; - cs->hw.hfcpci.timer.data = (long) cs; - init_timer(&cs->hw.hfcpci.timer); + setup_timer(&cs->hw.hfcpci.timer, (void *)hfcpci_Timer, (long)cs); cs->cardmsg = &hfcpci_card_msg; cs->auxcmd = &hfcpci_auxcmd; diff --git a/drivers/isdn/hisax/hfc_sx.c b/drivers/isdn/hisax/hfc_sx.c index 13b2151c10f5..3aef8e1a90e4 100644 --- a/drivers/isdn/hisax/hfc_sx.c +++ b/drivers/isdn/hisax/hfc_sx.c @@ -1495,9 +1495,7 @@ int setup_hfcsx(struct IsdnCard *card) } else return (0); /* no valid card type */ - cs->dbusytimer.function = (void *) hfcsx_dbusy_timer; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)hfcsx_dbusy_timer, (long)cs); INIT_WORK(&cs->tqueue, hfcsx_bh); cs->readisac = NULL; cs->writeisac = NULL; @@ -1507,11 +1505,9 @@ int setup_hfcsx(struct IsdnCard *card) cs->BC_Write_Reg = NULL; cs->irq_func = &hfcsx_interrupt; - cs->hw.hfcsx.timer.function = (void *) hfcsx_Timer; - cs->hw.hfcsx.timer.data = (long) cs; cs->hw.hfcsx.b_fifo_size = 0; /* fifo size still unknown */ cs->hw.hfcsx.cirm = ccd_sp_irqtab[cs->irq & 0xF]; /* RAM not evaluated */ - init_timer(&cs->hw.hfcsx.timer); + setup_timer(&cs->hw.hfcsx.timer, (void *)hfcsx_Timer, (long)cs); reset_hfcsx(cs); cs->cardmsg = &hfcsx_card_msg; diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c index 678bd5224bc3..6dbd1f1da14f 100644 --- a/drivers/isdn/hisax/hfc_usb.c +++ b/drivers/isdn/hisax/hfc_usb.c @@ -1165,14 +1165,10 @@ hfc_usb_init(hfcusb_data *hfc) hfc->old_led_state = 0; /* init the t3 timer */ - init_timer(&hfc->t3_timer); - hfc->t3_timer.data = (long) hfc; - hfc->t3_timer.function = (void *) l1_timer_expire_t3; + setup_timer(&hfc->t3_timer, (void *)l1_timer_expire_t3, (long)hfc); /* init the t4 timer */ - init_timer(&hfc->t4_timer); - hfc->t4_timer.data = (long) hfc; - hfc->t4_timer.function = (void *) l1_timer_expire_t4; + setup_timer(&hfc->t4_timer, (void *)l1_timer_expire_t4, (long)hfc); /* init the background machinery for control requests */ hfc->ctrl_read.bRequestType = 0xc0; diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c index 394da646e97b..467287096918 100644 --- a/drivers/isdn/hisax/hfcscard.c +++ b/drivers/isdn/hisax/hfcscard.c @@ -253,9 +253,7 @@ int setup_hfcs(struct IsdnCard *card) outb(0x57, cs->hw.hfcD.addr | 1); } set_cs_func(cs); - cs->hw.hfcD.timer.function = (void *) hfcs_Timer; - cs->hw.hfcD.timer.data = (long) cs; - init_timer(&cs->hw.hfcD.timer); + setup_timer(&cs->hw.hfcD.timer, (void *)hfcs_Timer, (long)cs); cs->cardmsg = &hfcs_card_msg; cs->irq_func = &hfcs_interrupt; return (1); diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c index 96d1df05044f..c7c3797a817e 100644 --- a/drivers/isdn/hisax/icc.c +++ b/drivers/isdn/hisax/icc.c @@ -676,7 +676,5 @@ clear_pending_icc_ints(struct IsdnCardState *cs) void setup_icc(struct IsdnCardState *cs) { INIT_WORK(&cs->tqueue, icc_bh); - cs->dbusytimer.function = (void *) dbusy_timer_handler; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs); } diff --git a/drivers/isdn/hisax/ipacx.c b/drivers/isdn/hisax/ipacx.c index 9cc26b40a437..43effe7082ed 100644 --- a/drivers/isdn/hisax/ipacx.c +++ b/drivers/isdn/hisax/ipacx.c @@ -424,9 +424,7 @@ dch_init(struct IsdnCardState *cs) cs->setstack_d = dch_setstack; - cs->dbusytimer.function = (void *) dbusy_timer_handler; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs); cs->writeisac(cs, IPACX_TR_CONF0, 0x00); // clear LDD cs->writeisac(cs, IPACX_TR_CONF2, 0x00); // enable transmitter diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c index df7e05ca8f9c..4273b4548825 100644 --- a/drivers/isdn/hisax/isac.c +++ b/drivers/isdn/hisax/isac.c @@ -677,7 +677,5 @@ void clear_pending_isac_ints(struct IsdnCardState *cs) void setup_isac(struct IsdnCardState *cs) { INIT_WORK(&cs->tqueue, isac_bh); - cs->dbusytimer.function = (void *) dbusy_timer_handler; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs); } diff --git a/drivers/isdn/hisax/isar.c b/drivers/isdn/hisax/isar.c index f4956c73aa11..0dc60b287c4b 100644 --- a/drivers/isdn/hisax/isar.c +++ b/drivers/isdn/hisax/isar.c @@ -1902,10 +1902,8 @@ void initisar(struct IsdnCardState *cs) cs->bcs[1].BC_SetStack = setstack_isar; cs->bcs[0].BC_Close = close_isarstate; cs->bcs[1].BC_Close = close_isarstate; - cs->bcs[0].hw.isar.ftimer.function = (void *) ftimer_handler; - cs->bcs[0].hw.isar.ftimer.data = (long) &cs->bcs[0]; - init_timer(&cs->bcs[0].hw.isar.ftimer); - cs->bcs[1].hw.isar.ftimer.function = (void *) ftimer_handler; - cs->bcs[1].hw.isar.ftimer.data = (long) &cs->bcs[1]; - init_timer(&cs->bcs[1].hw.isar.ftimer); + setup_timer(&cs->bcs[0].hw.isar.ftimer, (void *)ftimer_handler, + (long)&cs->bcs[0]); + setup_timer(&cs->bcs[1].hw.isar.ftimer, (void *)ftimer_handler, + (long)&cs->bcs[1]); } diff --git a/drivers/isdn/hisax/isdnl3.c b/drivers/isdn/hisax/isdnl3.c index c754706f83cd..569ce52c567b 100644 --- a/drivers/isdn/hisax/isdnl3.c +++ b/drivers/isdn/hisax/isdnl3.c @@ -169,9 +169,7 @@ void L3InitTimer(struct l3_process *pc, struct L3Timer *t) { t->pc = pc; - t->tl.function = (void *) L3ExpireTimer; - t->tl.data = (long) t; - init_timer(&t->tl); + setup_timer(&t->tl, (void *)L3ExpireTimer, (long)t); } void diff --git a/drivers/isdn/hisax/teleint.c b/drivers/isdn/hisax/teleint.c index bf647545c70c..950399f066ef 100644 --- a/drivers/isdn/hisax/teleint.c +++ b/drivers/isdn/hisax/teleint.c @@ -278,9 +278,7 @@ int setup_TeleInt(struct IsdnCard *card) cs->bcs[0].hw.hfc.send = NULL; cs->bcs[1].hw.hfc.send = NULL; cs->hw.hfc.fifosize = 7 * 1024 + 512; - cs->hw.hfc.timer.function = (void *) TeleInt_Timer; - cs->hw.hfc.timer.data = (long) cs; - init_timer(&cs->hw.hfc.timer); + setup_timer(&cs->hw.hfc.timer, (void *)TeleInt_Timer, (long)cs); if (!request_region(cs->hw.hfc.addr, 2, "TeleInt isdn")) { printk(KERN_WARNING "HiSax: TeleInt config port %x-%x already in use\n", diff --git a/drivers/isdn/hisax/w6692.c b/drivers/isdn/hisax/w6692.c index a85895585d90..c99f0ec58a01 100644 --- a/drivers/isdn/hisax/w6692.c +++ b/drivers/isdn/hisax/w6692.c @@ -901,9 +901,8 @@ static void initW6692(struct IsdnCardState *cs, int part) if (part & 1) { cs->setstack_d = setstack_W6692; cs->DC_Close = DC_Close_W6692; - cs->dbusytimer.function = (void *) dbusy_timer_handler; - cs->dbusytimer.data = (long) cs; - init_timer(&cs->dbusytimer); + setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, + (long)cs); resetW6692(cs); ph_command(cs, W_L1CMD_RST); cs->dc.w6692.ph_state = W_L1CMD_RST; diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c index 9c1e8adaf4fc..d07dd5196ffc 100644 --- a/drivers/isdn/i4l/isdn_ppp.c +++ b/drivers/isdn/i4l/isdn_ppp.c @@ -2370,9 +2370,8 @@ static struct ippp_ccp_reset_state *isdn_ppp_ccp_reset_alloc_state(struct ippp_s rs->state = CCPResetIdle; rs->is = is; rs->id = id; - init_timer(&rs->timer); - rs->timer.data = (unsigned long)rs; - rs->timer.function = isdn_ppp_ccp_timer_callback; + setup_timer(&rs->timer, isdn_ppp_ccp_timer_callback, + (unsigned long)rs); is->reset->rs[id] = rs; } return rs; diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 1b169559a240..ddd8207e4e54 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -1812,9 +1812,8 @@ isdn_tty_modem_init(void) info->isdn_channel = -1; info->drv_index = -1; info->xmit_size = ISDN_SERIAL_XMIT_SIZE; - init_timer(&info->nc_timer); - info->nc_timer.function = isdn_tty_modem_do_ncarrier; - info->nc_timer.data = (unsigned long) info; + setup_timer(&info->nc_timer, isdn_tty_modem_do_ncarrier, + (unsigned long)info); skb_queue_head_init(&info->xmit_queue); #ifdef CONFIG_ISDN_AUDIO skb_queue_head_init(&info->dtmf_queue); diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c index 9b85295aa657..880e9d367a39 100644 --- a/drivers/isdn/mISDN/dsp_core.c +++ b/drivers/isdn/mISDN/dsp_core.c @@ -1092,9 +1092,7 @@ dspcreate(struct channel_req *crq) ndsp->pcm_bank_tx = -1; ndsp->hfc_conf = -1; /* current conference number */ /* set tone timer */ - ndsp->tone.tl.function = (void *)dsp_tone_timeout; - ndsp->tone.tl.data = (long) ndsp; - init_timer(&ndsp->tone.tl); + setup_timer(&ndsp->tone.tl, (void *)dsp_tone_timeout, (long)ndsp); if (dtmfthreshold < 20 || dtmfthreshold > 500) dtmfthreshold = 200; diff --git a/drivers/isdn/mISDN/fsm.c b/drivers/isdn/mISDN/fsm.c index 26477d48bbda..78fc5d5e9051 100644 --- a/drivers/isdn/mISDN/fsm.c +++ b/drivers/isdn/mISDN/fsm.c @@ -110,13 +110,11 @@ void mISDN_FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft) { ft->fi = fi; - ft->tl.function = (void *) FsmExpireTimer; - ft->tl.data = (long) ft; #if FSM_TIMER_DEBUG if (ft->fi->debug) ft->fi->printdebug(ft->fi, "mISDN_FsmInitTimer %lx", (long) ft); #endif - init_timer(&ft->tl); + setup_timer(&ft->tl, (void *)FsmExpireTimer, (long)ft); } EXPORT_SYMBOL(mISDN_FsmInitTimer); diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c index 6ceca7db62ad..6be2041248d3 100644 --- a/drivers/isdn/mISDN/l1oip_core.c +++ b/drivers/isdn/mISDN/l1oip_core.c @@ -1443,9 +1443,7 @@ init_card(struct l1oip *hc, int pri, int bundle) hc->keep_tl.expires = jiffies + 2 * HZ; /* two seconds first time */ add_timer(&hc->keep_tl); - hc->timeout_tl.function = (void *)l1oip_timeout; - hc->timeout_tl.data = (ulong)hc; - init_timer(&hc->timeout_tl); + setup_timer(&hc->timeout_tl, (void *)l1oip_timeout, (ulong)hc); hc->timeout_on = 0; /* state that we have timer off */ return 0; diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 98ed4d96987c..57fc47ad5ab3 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -18,7 +18,7 @@ obj-$(CONFIG_MII) += mii.o obj-$(CONFIG_MDIO) += mdio.o obj-$(CONFIG_NET) += Space.o loopback.o obj-$(CONFIG_NETCONSOLE) += netconsole.o -obj-$(CONFIG_PHYLIB) += phy/ +obj-y += phy/ obj-$(CONFIG_RIONET) += rionet.o obj-$(CONFIG_NET_TEAM) += team/ obj-$(CONFIG_TUN) += tun.o diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index edc70ffad660..c5fd4259da33 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -92,6 +92,7 @@ enum ad_link_speed_type { AD_LINK_SPEED_2500MBPS, AD_LINK_SPEED_10000MBPS, AD_LINK_SPEED_20000MBPS, + AD_LINK_SPEED_25000MBPS, AD_LINK_SPEED_40000MBPS, AD_LINK_SPEED_56000MBPS, AD_LINK_SPEED_100000MBPS, @@ -260,6 +261,7 @@ static inline int __check_agg_selection_timer(struct port *port) * %AD_LINK_SPEED_2500MBPS, * %AD_LINK_SPEED_10000MBPS * %AD_LINK_SPEED_20000MBPS + * %AD_LINK_SPEED_25000MBPS * %AD_LINK_SPEED_40000MBPS * %AD_LINK_SPEED_56000MBPS * %AD_LINK_SPEED_100000MBPS @@ -302,6 +304,10 @@ static u16 __get_link_speed(struct port *port) speed = AD_LINK_SPEED_20000MBPS; break; + case SPEED_25000: + speed = AD_LINK_SPEED_25000MBPS; + break; + case SPEED_40000: speed = AD_LINK_SPEED_40000MBPS; break; @@ -707,6 +713,9 @@ static u32 __get_agg_bandwidth(struct aggregator *aggregator) case AD_LINK_SPEED_20000MBPS: bandwidth = nports * 20000; break; + case AD_LINK_SPEED_25000MBPS: + bandwidth = nports * 25000; + break; case AD_LINK_SPEED_40000MBPS: bandwidth = nports * 40000; break; @@ -1052,8 +1061,7 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) port->sm_rx_state = AD_RX_INITIALIZE; port->sm_vars |= AD_PORT_CHURNED; /* check if port is not enabled */ - } else if (!(port->sm_vars & AD_PORT_BEGIN) - && !port->is_enabled && !(port->sm_vars & AD_PORT_MOVED)) + } else if (!(port->sm_vars & AD_PORT_BEGIN) && !port->is_enabled) port->sm_rx_state = AD_RX_PORT_DISABLED; /* check if new lacpdu arrived */ else if (lacpdu && ((port->sm_rx_state == AD_RX_EXPIRED) || @@ -1081,11 +1089,8 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) /* if no lacpdu arrived and no timer is on */ switch (port->sm_rx_state) { case AD_RX_PORT_DISABLED: - if (port->sm_vars & AD_PORT_MOVED) - port->sm_rx_state = AD_RX_INITIALIZE; - else if (port->is_enabled - && (port->sm_vars - & AD_PORT_LACP_ENABLED)) + if (port->is_enabled && + (port->sm_vars & AD_PORT_LACP_ENABLED)) port->sm_rx_state = AD_RX_EXPIRED; else if (port->is_enabled && ((port->sm_vars @@ -1115,7 +1120,6 @@ static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) port->sm_vars &= ~AD_PORT_SELECTED; __record_default(port); port->actor_oper_port_state &= ~AD_STATE_EXPIRED; - port->sm_vars &= ~AD_PORT_MOVED; port->sm_rx_state = AD_RX_PORT_DISABLED; /* Fall Through */ @@ -2442,9 +2446,9 @@ void bond_3ad_adapter_speed_duplex_changed(struct slave *slave) spin_lock_bh(&slave->bond->mode_lock); ad_update_actor_keys(port, false); + spin_unlock_bh(&slave->bond->mode_lock); netdev_dbg(slave->bond->dev, "Port %d slave %s changed speed/duplex\n", port->actor_port_number, slave->dev->name); - spin_unlock_bh(&slave->bond->mode_lock); } /** @@ -2488,12 +2492,12 @@ void bond_3ad_handle_link_change(struct slave *slave, char link) agg = __get_first_agg(port); ad_agg_selection_logic(agg, &dummy); + spin_unlock_bh(&slave->bond->mode_lock); + netdev_dbg(slave->bond->dev, "Port %d changed link status to %s\n", port->actor_port_number, link == BOND_LINK_UP ? "UP" : "DOWN"); - spin_unlock_bh(&slave->bond->mode_lock); - /* RTNL is held and mode_lock is released so it's safe * to update slave_array here. */ diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index c80b023092dd..7d7a3cec149a 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -687,7 +687,8 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond) /* the arp must be sent on the selected rx channel */ tx_slave = rlb_choose_channel(skb, bond); if (tx_slave) - ether_addr_copy(arp->mac_src, tx_slave->dev->dev_addr); + bond_hw_addr_copy(arp->mac_src, tx_slave->dev->dev_addr, + tx_slave->dev->addr_len); netdev_dbg(bond->dev, "Server sent ARP Reply packet\n"); } else if (arp->op_code == htons(ARPOP_REQUEST)) { /* Create an entry in the rx_hashtbl for this client as a @@ -1017,22 +1018,23 @@ static void alb_send_learning_packets(struct slave *slave, u8 mac_addr[], rcu_read_unlock(); } -static int alb_set_slave_mac_addr(struct slave *slave, u8 addr[]) +static int alb_set_slave_mac_addr(struct slave *slave, u8 addr[], + unsigned int len) { struct net_device *dev = slave->dev; - struct sockaddr s_addr; + struct sockaddr_storage ss; if (BOND_MODE(slave->bond) == BOND_MODE_TLB) { - memcpy(dev->dev_addr, addr, dev->addr_len); + memcpy(dev->dev_addr, addr, len); return 0; } /* for rlb each slave must have a unique hw mac addresses so that * each slave will receive packets destined to a different mac */ - memcpy(s_addr.sa_data, addr, dev->addr_len); - s_addr.sa_family = dev->type; - if (dev_set_mac_address(dev, &s_addr)) { + memcpy(ss.__data, addr, len); + ss.ss_family = dev->type; + if (dev_set_mac_address(dev, (struct sockaddr *)&ss)) { netdev_err(slave->bond->dev, "dev_set_mac_address of dev %s failed! ALB mode requires that the base driver support setting the hw address also when the network device's interface is open\n", dev->name); return -EOPNOTSUPP; @@ -1046,11 +1048,14 @@ static int alb_set_slave_mac_addr(struct slave *slave, u8 addr[]) */ static void alb_swap_mac_addr(struct slave *slave1, struct slave *slave2) { - u8 tmp_mac_addr[ETH_ALEN]; + u8 tmp_mac_addr[MAX_ADDR_LEN]; - ether_addr_copy(tmp_mac_addr, slave1->dev->dev_addr); - alb_set_slave_mac_addr(slave1, slave2->dev->dev_addr); - alb_set_slave_mac_addr(slave2, tmp_mac_addr); + bond_hw_addr_copy(tmp_mac_addr, slave1->dev->dev_addr, + slave1->dev->addr_len); + alb_set_slave_mac_addr(slave1, slave2->dev->dev_addr, + slave2->dev->addr_len); + alb_set_slave_mac_addr(slave2, tmp_mac_addr, + slave1->dev->addr_len); } @@ -1177,7 +1182,8 @@ static int alb_handle_addr_collision_on_attach(struct bonding *bond, struct slav /* Try setting slave mac to bond address and fall-through * to code handling that situation below... */ - alb_set_slave_mac_addr(slave, bond->dev->dev_addr); + alb_set_slave_mac_addr(slave, bond->dev->dev_addr, + bond->dev->addr_len); } /* The slave's address is equal to the address of the bond. @@ -1202,7 +1208,8 @@ static int alb_handle_addr_collision_on_attach(struct bonding *bond, struct slav } if (free_mac_slave) { - alb_set_slave_mac_addr(slave, free_mac_slave->perm_hwaddr); + alb_set_slave_mac_addr(slave, free_mac_slave->perm_hwaddr, + free_mac_slave->dev->addr_len); netdev_warn(bond->dev, "the hw address of slave %s is in use by the bond; giving it the hw address of %s\n", slave->dev->name, free_mac_slave->dev->name); @@ -1234,8 +1241,8 @@ static int alb_set_mac_address(struct bonding *bond, void *addr) { struct slave *slave, *rollback_slave; struct list_head *iter; - struct sockaddr sa; - char tmp_addr[ETH_ALEN]; + struct sockaddr_storage ss; + char tmp_addr[MAX_ADDR_LEN]; int res; if (bond->alb_info.rlb_enabled) @@ -1243,12 +1250,14 @@ static int alb_set_mac_address(struct bonding *bond, void *addr) bond_for_each_slave(bond, slave, iter) { /* save net_device's current hw address */ - ether_addr_copy(tmp_addr, slave->dev->dev_addr); + bond_hw_addr_copy(tmp_addr, slave->dev->dev_addr, + slave->dev->addr_len); res = dev_set_mac_address(slave->dev, addr); /* restore net_device's hw address */ - ether_addr_copy(slave->dev->dev_addr, tmp_addr); + bond_hw_addr_copy(slave->dev->dev_addr, tmp_addr, + slave->dev->addr_len); if (res) goto unwind; @@ -1257,16 +1266,19 @@ static int alb_set_mac_address(struct bonding *bond, void *addr) return 0; unwind: - memcpy(sa.sa_data, bond->dev->dev_addr, bond->dev->addr_len); - sa.sa_family = bond->dev->type; + memcpy(ss.__data, bond->dev->dev_addr, bond->dev->addr_len); + ss.ss_family = bond->dev->type; /* unwind from head to the slave that failed */ bond_for_each_slave(bond, rollback_slave, iter) { if (rollback_slave == slave) break; - ether_addr_copy(tmp_addr, rollback_slave->dev->dev_addr); - dev_set_mac_address(rollback_slave->dev, &sa); - ether_addr_copy(rollback_slave->dev->dev_addr, tmp_addr); + bond_hw_addr_copy(tmp_addr, rollback_slave->dev->dev_addr, + rollback_slave->dev->addr_len); + dev_set_mac_address(rollback_slave->dev, + (struct sockaddr *)&ss); + bond_hw_addr_copy(rollback_slave->dev->dev_addr, tmp_addr, + rollback_slave->dev->addr_len); } return res; @@ -1582,7 +1594,8 @@ int bond_alb_init_slave(struct bonding *bond, struct slave *slave) { int res; - res = alb_set_slave_mac_addr(slave, slave->perm_hwaddr); + res = alb_set_slave_mac_addr(slave, slave->perm_hwaddr, + slave->dev->addr_len); if (res) return res; @@ -1696,17 +1709,20 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave * and thus filter bond->dev_addr's packets, so force bond's mac */ if (BOND_MODE(bond) == BOND_MODE_TLB) { - struct sockaddr sa; - u8 tmp_addr[ETH_ALEN]; + struct sockaddr_storage ss; + u8 tmp_addr[MAX_ADDR_LEN]; - ether_addr_copy(tmp_addr, new_slave->dev->dev_addr); + bond_hw_addr_copy(tmp_addr, new_slave->dev->dev_addr, + new_slave->dev->addr_len); - memcpy(sa.sa_data, bond->dev->dev_addr, bond->dev->addr_len); - sa.sa_family = bond->dev->type; + bond_hw_addr_copy(ss.__data, bond->dev->dev_addr, + bond->dev->addr_len); + ss.ss_family = bond->dev->type; /* we don't care if it can't change its mac, best effort */ - dev_set_mac_address(new_slave->dev, &sa); + dev_set_mac_address(new_slave->dev, (struct sockaddr *)&ss); - ether_addr_copy(new_slave->dev->dev_addr, tmp_addr); + bond_hw_addr_copy(new_slave->dev->dev_addr, tmp_addr, + new_slave->dev->addr_len); } /* curr_active_slave must be set before calling alb_swap_mac_addr */ @@ -1716,7 +1732,8 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave alb_fasten_mac_swap(bond, swap_slave, new_slave); } else { /* set the new_slave to the bond mac address */ - alb_set_slave_mac_addr(new_slave, bond->dev->dev_addr); + alb_set_slave_mac_addr(new_slave, bond->dev->dev_addr, + bond->dev->addr_len); alb_send_learning_packets(new_slave, bond->dev->dev_addr, false); } @@ -1726,19 +1743,19 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr) { struct bonding *bond = netdev_priv(bond_dev); - struct sockaddr *sa = addr; + struct sockaddr_storage *ss = addr; struct slave *curr_active; struct slave *swap_slave; int res; - if (!is_valid_ether_addr(sa->sa_data)) + if (!is_valid_ether_addr(ss->__data)) return -EADDRNOTAVAIL; res = alb_set_mac_address(bond, addr); if (res) return res; - memcpy(bond_dev->dev_addr, sa->sa_data, bond_dev->addr_len); + bond_hw_addr_copy(bond_dev->dev_addr, ss->__data, bond_dev->addr_len); /* If there is no curr_active_slave there is nothing else to do. * Otherwise we'll need to pass the new address to it and handle @@ -1754,7 +1771,8 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr) alb_swap_mac_addr(swap_slave, curr_active); alb_fasten_mac_swap(bond, swap_slave, curr_active); } else { - alb_set_slave_mac_addr(curr_active, bond_dev->dev_addr); + alb_set_slave_mac_addr(curr_active, bond_dev->dev_addr, + bond_dev->addr_len); alb_send_learning_packets(curr_active, bond_dev->dev_addr, false); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 8a4ba8b88e52..01e4a69af421 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -201,12 +201,6 @@ atomic_t netpoll_block_tx = ATOMIC_INIT(0); unsigned int bond_net_id __read_mostly; -static __be32 arp_target[BOND_MAX_ARP_TARGETS]; -static int arp_ip_count; -static int bond_mode = BOND_MODE_ROUNDROBIN; -static int xmit_hashtype = BOND_XMIT_POLICY_LAYER2; -static int lacp_fast; - /*-------------------------- Forward declarations ---------------------------*/ static int bond_init(struct net_device *bond_dev); @@ -371,9 +365,10 @@ down: /* Get link speed and duplex from the slave's base driver * using ethtool. If for some reason the call fails or the * values are invalid, set speed and duplex to -1, - * and return. + * and return. Return 1 if speed or duplex settings are + * UNKNOWN; 0 otherwise. */ -static void bond_update_speed_duplex(struct slave *slave) +static int bond_update_speed_duplex(struct slave *slave) { struct net_device *slave_dev = slave->dev; struct ethtool_link_ksettings ecmd; @@ -384,23 +379,21 @@ static void bond_update_speed_duplex(struct slave *slave) res = __ethtool_get_link_ksettings(slave_dev, &ecmd); if (res < 0) - return; - + return 1; if (ecmd.base.speed == 0 || ecmd.base.speed == ((__u32)-1)) - return; - + return 1; switch (ecmd.base.duplex) { case DUPLEX_FULL: case DUPLEX_HALF: break; default: - return; + return 1; } slave->speed = ecmd.base.speed; slave->duplex = ecmd.base.duplex; - return; + return 0; } const char *bond_slave_link_status(s8 link) @@ -652,8 +645,8 @@ static void bond_do_fail_over_mac(struct bonding *bond, struct slave *new_active, struct slave *old_active) { - u8 tmp_mac[ETH_ALEN]; - struct sockaddr saddr; + u8 tmp_mac[MAX_ADDR_LEN]; + struct sockaddr_storage ss; int rv; switch (bond->params.fail_over_mac) { @@ -673,16 +666,20 @@ static void bond_do_fail_over_mac(struct bonding *bond, old_active = bond_get_old_active(bond, new_active); if (old_active) { - ether_addr_copy(tmp_mac, new_active->dev->dev_addr); - ether_addr_copy(saddr.sa_data, - old_active->dev->dev_addr); - saddr.sa_family = new_active->dev->type; + bond_hw_addr_copy(tmp_mac, new_active->dev->dev_addr, + new_active->dev->addr_len); + bond_hw_addr_copy(ss.__data, + old_active->dev->dev_addr, + old_active->dev->addr_len); + ss.ss_family = new_active->dev->type; } else { - ether_addr_copy(saddr.sa_data, bond->dev->dev_addr); - saddr.sa_family = bond->dev->type; + bond_hw_addr_copy(ss.__data, bond->dev->dev_addr, + bond->dev->addr_len); + ss.ss_family = bond->dev->type; } - rv = dev_set_mac_address(new_active->dev, &saddr); + rv = dev_set_mac_address(new_active->dev, + (struct sockaddr *)&ss); if (rv) { netdev_err(bond->dev, "Error %d setting MAC of slave %s\n", -rv, new_active->dev->name); @@ -692,10 +689,12 @@ static void bond_do_fail_over_mac(struct bonding *bond, if (!old_active) goto out; - ether_addr_copy(saddr.sa_data, tmp_mac); - saddr.sa_family = old_active->dev->type; + bond_hw_addr_copy(ss.__data, tmp_mac, + new_active->dev->addr_len); + ss.ss_family = old_active->dev->type; - rv = dev_set_mac_address(old_active->dev, &saddr); + rv = dev_set_mac_address(old_active->dev, + (struct sockaddr *)&ss); if (rv) netdev_err(bond->dev, "Error %d setting MAC of slave %s\n", -rv, new_active->dev->name); @@ -1191,7 +1190,8 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb) kfree_skb(skb); return RX_HANDLER_CONSUMED; } - ether_addr_copy(eth_hdr(skb)->h_dest, bond->dev->dev_addr); + bond_hw_addr_copy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, + bond->dev->addr_len); } return ret; @@ -1330,7 +1330,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) struct bonding *bond = netdev_priv(bond_dev); const struct net_device_ops *slave_ops = slave_dev->netdev_ops; struct slave *new_slave = NULL, *prev_slave; - struct sockaddr addr; + struct sockaddr_storage ss; int link_reporting; int res = 0, i; @@ -1481,16 +1481,17 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) * that need it, and for restoring it upon release, and then * set it to the master's address */ - ether_addr_copy(new_slave->perm_hwaddr, slave_dev->dev_addr); + bond_hw_addr_copy(new_slave->perm_hwaddr, slave_dev->dev_addr, + slave_dev->addr_len); if (!bond->params.fail_over_mac || BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* Set slave to master's mac address. The application already * set the master's mac address to that of the first slave */ - memcpy(addr.sa_data, bond_dev->dev_addr, bond_dev->addr_len); - addr.sa_family = slave_dev->type; - res = dev_set_mac_address(slave_dev, &addr); + memcpy(ss.__data, bond_dev->dev_addr, bond_dev->addr_len); + ss.ss_family = slave_dev->type; + res = dev_set_mac_address(slave_dev, (struct sockaddr *)&ss); if (res) { netdev_dbg(bond_dev, "Error %d calling set_mac_address\n", res); goto err_restore_mtu; @@ -1565,7 +1566,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) new_slave->delay = 0; new_slave->link_failure_count = 0; - bond_update_speed_duplex(new_slave); + if (bond_update_speed_duplex(new_slave)) + new_slave->link = BOND_LINK_DOWN; new_slave->last_rx = jiffies - (msecs_to_jiffies(bond->params.arp_interval) + 1); @@ -1773,9 +1775,10 @@ err_restore_mac: * MAC if this slave's MAC is in use by the bond, or at * least print a warning. */ - ether_addr_copy(addr.sa_data, new_slave->perm_hwaddr); - addr.sa_family = slave_dev->type; - dev_set_mac_address(slave_dev, &addr); + bond_hw_addr_copy(ss.__data, new_slave->perm_hwaddr, + new_slave->dev->addr_len); + ss.ss_family = slave_dev->type; + dev_set_mac_address(slave_dev, (struct sockaddr *)&ss); } err_restore_mtu: @@ -1818,7 +1821,7 @@ static int __bond_release_one(struct net_device *bond_dev, { struct bonding *bond = netdev_priv(bond_dev); struct slave *slave, *oldcurrent; - struct sockaddr addr; + struct sockaddr_storage ss; int old_flags = bond_dev->flags; netdev_features_t old_features = bond_dev->features; @@ -1953,9 +1956,10 @@ static int __bond_release_one(struct net_device *bond_dev, if (bond->params.fail_over_mac != BOND_FOM_ACTIVE || BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* restore original ("permanent") mac address */ - ether_addr_copy(addr.sa_data, slave->perm_hwaddr); - addr.sa_family = slave_dev->type; - dev_set_mac_address(slave_dev, &addr); + bond_hw_addr_copy(ss.__data, slave->perm_hwaddr, + slave->dev->addr_len); + ss.ss_family = slave_dev->type; + dev_set_mac_address(slave_dev, (struct sockaddr *)&ss); } dev_set_mtu(slave_dev, slave->original_mtu); @@ -2039,8 +2043,7 @@ static int bond_miimon_inspect(struct bonding *bond) if (link_state) continue; - bond_set_slave_link_state(slave, BOND_LINK_FAIL, - BOND_SLAVE_NOTIFY_LATER); + bond_propose_link_state(slave, BOND_LINK_FAIL); slave->delay = bond->params.downdelay; if (slave->delay) { netdev_info(bond->dev, "link status down for %sinterface %s, disabling it in %d ms\n", @@ -2055,13 +2058,13 @@ static int bond_miimon_inspect(struct bonding *bond) case BOND_LINK_FAIL: if (link_state) { /* recovered before downdelay expired */ - bond_set_slave_link_state(slave, BOND_LINK_UP, - BOND_SLAVE_NOTIFY_LATER); + bond_propose_link_state(slave, BOND_LINK_UP); slave->last_link_up = jiffies; netdev_info(bond->dev, "link status up again after %d ms for interface %s\n", (bond->params.downdelay - slave->delay) * bond->params.miimon, slave->dev->name); + commit++; continue; } @@ -2078,8 +2081,7 @@ static int bond_miimon_inspect(struct bonding *bond) if (!link_state) continue; - bond_set_slave_link_state(slave, BOND_LINK_BACK, - BOND_SLAVE_NOTIFY_LATER); + bond_propose_link_state(slave, BOND_LINK_BACK); slave->delay = bond->params.updelay; if (slave->delay) { @@ -2092,14 +2094,12 @@ static int bond_miimon_inspect(struct bonding *bond) /*FALLTHRU*/ case BOND_LINK_BACK: if (!link_state) { - bond_set_slave_link_state(slave, - BOND_LINK_DOWN, - BOND_SLAVE_NOTIFY_LATER); + bond_propose_link_state(slave, BOND_LINK_DOWN); netdev_info(bond->dev, "link status down again after %d ms for interface %s\n", (bond->params.updelay - slave->delay) * bond->params.miimon, slave->dev->name); - + commit++; continue; } @@ -2132,7 +2132,13 @@ static void bond_miimon_commit(struct bonding *bond) continue; case BOND_LINK_UP: - bond_update_speed_duplex(slave); + if (bond_update_speed_duplex(slave)) { + slave->link = BOND_LINK_DOWN; + netdev_warn(bond->dev, + "failed to get link speed/duplex for %s\n", + slave->dev->name); + continue; + } bond_set_slave_link_state(slave, BOND_LINK_UP, BOND_SLAVE_NOTIFY_NOW); slave->last_link_up = jiffies; @@ -2231,6 +2237,8 @@ static void bond_mii_monitor(struct work_struct *work) mii_work.work); bool should_notify_peers = false; unsigned long delay; + struct slave *slave; + struct list_head *iter; delay = msecs_to_jiffies(bond->params.miimon); @@ -2251,6 +2259,9 @@ static void bond_mii_monitor(struct work_struct *work) goto re_arm; } + bond_for_each_slave(bond, slave, iter) { + bond_commit_link_state(slave, BOND_SLAVE_NOTIFY_LATER); + } bond_miimon_commit(bond); rtnl_unlock(); /* might sleep, hold no other locks */ @@ -2575,10 +2586,8 @@ static bool bond_time_in_interval(struct bonding *bond, unsigned long last_act, * arp is transmitted to generate traffic. see activebackup_arp_monitor for * arp monitoring in active backup mode. */ -static void bond_loadbalance_arp_mon(struct work_struct *work) +static void bond_loadbalance_arp_mon(struct bonding *bond) { - struct bonding *bond = container_of(work, struct bonding, - arp_work.work); struct slave *slave, *oldcurrent; struct list_head *iter; int do_failover = 0, slave_state_changed = 0; @@ -2916,10 +2925,8 @@ check_state: return should_notify_rtnl; } -static void bond_activebackup_arp_mon(struct work_struct *work) +static void bond_activebackup_arp_mon(struct bonding *bond) { - struct bonding *bond = container_of(work, struct bonding, - arp_work.work); bool should_notify_peers = false; bool should_notify_rtnl = false; int delta_in_ticks; @@ -2972,6 +2979,17 @@ re_arm: } } +static void bond_arp_monitor(struct work_struct *work) +{ + struct bonding *bond = container_of(work, struct bonding, + arp_work.work); + + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) + bond_activebackup_arp_mon(bond); + else + bond_loadbalance_arp_mon(bond); +} + /*-------------------------- netdev event handling --------------------------*/ /* Change device name */ @@ -3228,10 +3246,7 @@ static void bond_work_init_all(struct bonding *bond) bond_resend_igmp_join_requests_delayed); INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor); INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor); - if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) - INIT_DELAYED_WORK(&bond->arp_work, bond_activebackup_arp_mon); - else - INIT_DELAYED_WORK(&bond->arp_work, bond_loadbalance_arp_mon); + INIT_DELAYED_WORK(&bond->arp_work, bond_arp_monitor); INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler); INIT_DELAYED_WORK(&bond->slave_arr_work, bond_slave_arr_handler); } @@ -3266,8 +3281,6 @@ static int bond_open(struct net_device *bond_dev) } } - bond_work_init_all(bond); - if (bond_is_lb(bond)) { /* bond_alb_initialize must be called before the timer * is started. @@ -3327,12 +3340,17 @@ static void bond_fold_stats(struct rtnl_link_stats64 *_res, for (i = 0; i < sizeof(*_res) / sizeof(u64); i++) { u64 nv = new[i]; u64 ov = old[i]; + s64 delta = nv - ov; /* detects if this particular field is 32bit only */ if (((nv | ov) >> 32) == 0) - res[i] += (u32)nv - (u32)ov; - else - res[i] += nv - ov; + delta = (s64)(s32)((u32)nv - (u32)ov); + + /* filter anomalies, some drivers reset their stats + * at down/up events. + */ + if (delta > 0) + res[i] += delta; } } @@ -3619,7 +3637,7 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr) { struct bonding *bond = netdev_priv(bond_dev); struct slave *slave, *rollback_slave; - struct sockaddr *sa = addr, tmp_sa; + struct sockaddr_storage *ss = addr, tmp_ss; struct list_head *iter; int res = 0; @@ -3636,7 +3654,7 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr) BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) return 0; - if (!is_valid_ether_addr(sa->sa_data)) + if (!is_valid_ether_addr(ss->__data)) return -EADDRNOTAVAIL; bond_for_each_slave(bond, slave, iter) { @@ -3655,12 +3673,12 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr) } /* success */ - memcpy(bond_dev->dev_addr, sa->sa_data, bond_dev->addr_len); + memcpy(bond_dev->dev_addr, ss->__data, bond_dev->addr_len); return 0; unwind: - memcpy(tmp_sa.sa_data, bond_dev->dev_addr, bond_dev->addr_len); - tmp_sa.sa_family = bond_dev->type; + memcpy(tmp_ss.__data, bond_dev->dev_addr, bond_dev->addr_len); + tmp_ss.ss_family = bond_dev->type; /* unwind from head to the slave that failed */ bond_for_each_slave(bond, rollback_slave, iter) { @@ -3669,7 +3687,8 @@ unwind: if (rollback_slave == slave) break; - tmp_res = dev_set_mac_address(rollback_slave->dev, &tmp_sa); + tmp_res = dev_set_mac_address(rollback_slave->dev, + (struct sockaddr *)&tmp_ss); if (tmp_res) { netdev_dbg(bond_dev, "unwind err %d dev %s\n", tmp_res, rollback_slave->dev->name); @@ -4252,6 +4271,12 @@ static int bond_check_params(struct bond_params *params) int arp_all_targets_value; u16 ad_actor_sys_prio = 0; u16 ad_user_port_key = 0; + __be32 arp_target[BOND_MAX_ARP_TARGETS]; + int arp_ip_count; + int bond_mode = BOND_MODE_ROUNDROBIN; + int xmit_hashtype = BOND_XMIT_POLICY_LAYER2; + int lacp_fast = 0; + int tlb_dynamic_lb = 0; /* Convert string parameters. */ if (mode) { @@ -4564,6 +4589,17 @@ static int bond_check_params(struct bond_params *params) } ad_user_port_key = valptr->value; + if (bond_mode == BOND_MODE_TLB) { + bond_opt_initstr(&newval, "default"); + valptr = bond_opt_parse(bond_opt_get(BOND_OPT_TLB_DYNAMIC_LB), + &newval); + if (!valptr) { + pr_err("Error: No tlb_dynamic_lb default value"); + return -EINVAL; + } + tlb_dynamic_lb = valptr->value; + } + if (lp_interval == 0) { pr_warn("Warning: ip_interval must be between 1 and %d, so it was reset to %d\n", INT_MAX, BOND_ALB_DEFAULT_LP_INTERVAL); @@ -4591,7 +4627,7 @@ static int bond_check_params(struct bond_params *params) params->min_links = min_links; params->lp_interval = lp_interval; params->packets_per_slave = packets_per_slave; - params->tlb_dynamic_lb = 1; /* Default value */ + params->tlb_dynamic_lb = tlb_dynamic_lb; params->ad_actor_sys_prio = ad_actor_sys_prio; eth_zero_addr(params->ad_actor_system); params->ad_user_port_key = ad_user_port_key; @@ -4687,6 +4723,8 @@ int bond_create(struct net *net, const char *name) netif_carrier_off(bond_dev); + bond_work_init_all(bond); + rtnl_unlock(); if (res < 0) bond_destructor(bond_dev); diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index f514fe5e80a5..d8d4ada034b7 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -183,7 +183,8 @@ static void bond_info_show_slave(struct seq_file *seq, seq_printf(seq, "Link Failure Count: %u\n", slave->link_failure_count); - seq_printf(seq, "Permanent HW addr: %pM\n", slave->perm_hwaddr); + seq_printf(seq, "Permanent HW addr: %*phC\n", + slave->dev->addr_len, slave->perm_hwaddr); seq_printf(seq, "Slave queue ID: %d\n", slave->queue_id); if (BOND_MODE(bond) == BOND_MODE_8023AD) { diff --git a/drivers/net/can/spi/Kconfig b/drivers/net/can/spi/Kconfig index 148cae5871a6..8f2e0dd7b756 100644 --- a/drivers/net/can/spi/Kconfig +++ b/drivers/net/can/spi/Kconfig @@ -1,6 +1,12 @@ menu "CAN SPI interfaces" depends on SPI +config CAN_HI311X + tristate "Holt HI311x SPI CAN controllers" + depends on CAN_DEV && SPI && HAS_DMA + ---help--- + Driver for the Holt HI311x SPI CAN controllers. + config CAN_MCP251X tristate "Microchip MCP251x SPI CAN controllers" depends on HAS_DMA diff --git a/drivers/net/can/spi/Makefile b/drivers/net/can/spi/Makefile index 0e86040cdd8c..f59fa3731073 100644 --- a/drivers/net/can/spi/Makefile +++ b/drivers/net/can/spi/Makefile @@ -3,4 +3,5 @@ # +obj-$(CONFIG_CAN_HI311X) += hi311x.o obj-$(CONFIG_CAN_MCP251X) += mcp251x.o diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c new file mode 100644 index 000000000000..5590c559a8ca --- /dev/null +++ b/drivers/net/can/spi/hi311x.c @@ -0,0 +1,1076 @@ +/* CAN bus driver for Holt HI3110 CAN Controller with SPI Interface + * + * Copyright(C) Timesys Corporation 2016 + * + * Based on Microchip 251x CAN Controller (mcp251x) Linux kernel driver + * Copyright 2009 Christian Pellegrin EVOL S.r.l. + * Copyright 2007 Raymarine UK, Ltd. All Rights Reserved. + * Copyright 2006 Arcom Control Systems Ltd. + * + * Based on CAN bus driver for the CCAN controller written by + * - Sascha Hauer, Marc Kleine-Budde, Pengutronix + * - Simon Kallweit, intefo AG + * Copyright 2007 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/can/core.h> +#include <linux/can/dev.h> +#include <linux/can/led.h> +#include <linux/clk.h> +#include <linux/completion.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/dma-mapping.h> +#include <linux/freezer.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/regulator/consumer.h> +#include <linux/slab.h> +#include <linux/spi/spi.h> +#include <linux/uaccess.h> + +#define HI3110_MASTER_RESET 0x56 +#define HI3110_READ_CTRL0 0xD2 +#define HI3110_READ_CTRL1 0xD4 +#define HI3110_READ_STATF 0xE2 +#define HI3110_WRITE_CTRL0 0x14 +#define HI3110_WRITE_CTRL1 0x16 +#define HI3110_WRITE_INTE 0x1C +#define HI3110_WRITE_BTR0 0x18 +#define HI3110_WRITE_BTR1 0x1A +#define HI3110_READ_BTR0 0xD6 +#define HI3110_READ_BTR1 0xD8 +#define HI3110_READ_INTF 0xDE +#define HI3110_READ_ERR 0xDC +#define HI3110_READ_FIFO_WOTIME 0x48 +#define HI3110_WRITE_FIFO 0x12 +#define HI3110_READ_MESSTAT 0xDA +#define HI3110_READ_REC 0xEA +#define HI3110_READ_TEC 0xEC + +#define HI3110_CTRL0_MODE_MASK (7 << 5) +#define HI3110_CTRL0_NORMAL_MODE (0 << 5) +#define HI3110_CTRL0_LOOPBACK_MODE (1 << 5) +#define HI3110_CTRL0_MONITOR_MODE (2 << 5) +#define HI3110_CTRL0_SLEEP_MODE (3 << 5) +#define HI3110_CTRL0_INIT_MODE (4 << 5) + +#define HI3110_CTRL1_TXEN BIT(7) + +#define HI3110_INT_RXTMP BIT(7) +#define HI3110_INT_RXFIFO BIT(6) +#define HI3110_INT_TXCPLT BIT(5) +#define HI3110_INT_BUSERR BIT(4) +#define HI3110_INT_MCHG BIT(3) +#define HI3110_INT_WAKEUP BIT(2) +#define HI3110_INT_F1MESS BIT(1) +#define HI3110_INT_F0MESS BIT(0) + +#define HI3110_ERR_BUSOFF BIT(7) +#define HI3110_ERR_TXERRP BIT(6) +#define HI3110_ERR_RXERRP BIT(5) +#define HI3110_ERR_BITERR BIT(4) +#define HI3110_ERR_FRMERR BIT(3) +#define HI3110_ERR_CRCERR BIT(2) +#define HI3110_ERR_ACKERR BIT(1) +#define HI3110_ERR_STUFERR BIT(0) +#define HI3110_ERR_PROTOCOL_MASK (0x1F) +#define HI3110_ERR_PASSIVE_MASK (0x60) + +#define HI3110_STAT_RXFMTY BIT(1) +#define HI3110_STAT_BUSOFF BIT(2) +#define HI3110_STAT_ERRP BIT(3) +#define HI3110_STAT_ERRW BIT(4) + +#define HI3110_BTR0_SJW_SHIFT 6 +#define HI3110_BTR0_BRP_SHIFT 0 + +#define HI3110_BTR1_SAMP_3PERBIT (1 << 7) +#define HI3110_BTR1_SAMP_1PERBIT (0 << 7) +#define HI3110_BTR1_TSEG2_SHIFT 4 +#define HI3110_BTR1_TSEG1_SHIFT 0 + +#define HI3110_FIFO_WOTIME_TAG_OFF 0 +#define HI3110_FIFO_WOTIME_ID_OFF 1 +#define HI3110_FIFO_WOTIME_DLC_OFF 5 +#define HI3110_FIFO_WOTIME_DAT_OFF 6 + +#define HI3110_FIFO_WOTIME_TAG_IDE BIT(7) +#define HI3110_FIFO_WOTIME_ID_RTR BIT(0) + +#define HI3110_FIFO_TAG_OFF 0 +#define HI3110_FIFO_ID_OFF 1 +#define HI3110_FIFO_STD_DLC_OFF 3 +#define HI3110_FIFO_STD_DATA_OFF 4 +#define HI3110_FIFO_EXT_DLC_OFF 5 +#define HI3110_FIFO_EXT_DATA_OFF 6 + +#define HI3110_CAN_MAX_DATA_LEN 8 +#define HI3110_RX_BUF_LEN 15 +#define HI3110_TX_STD_BUF_LEN 12 +#define HI3110_TX_EXT_BUF_LEN 14 +#define HI3110_CAN_FRAME_MAX_BITS 128 +#define HI3110_EFF_FLAGS 0x18 /* IDE + SRR */ + +#define HI3110_TX_ECHO_SKB_MAX 1 + +#define HI3110_OST_DELAY_MS (10) + +#define DEVICE_NAME "hi3110" + +static int hi3110_enable_dma = 1; /* Enable SPI DMA. Default: 1 (On) */ +module_param(hi3110_enable_dma, int, 0444); +MODULE_PARM_DESC(hi3110_enable_dma, "Enable SPI DMA. Default: 1 (On)"); + +static const struct can_bittiming_const hi3110_bittiming_const = { + .name = DEVICE_NAME, + .tseg1_min = 2, + .tseg1_max = 16, + .tseg2_min = 2, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 64, + .brp_inc = 1, +}; + +enum hi3110_model { + CAN_HI3110_HI3110 = 0x3110, +}; + +struct hi3110_priv { + struct can_priv can; + struct net_device *net; + struct spi_device *spi; + enum hi3110_model model; + + struct mutex hi3110_lock; /* SPI device lock */ + + u8 *spi_tx_buf; + u8 *spi_rx_buf; + dma_addr_t spi_tx_dma; + dma_addr_t spi_rx_dma; + + struct sk_buff *tx_skb; + int tx_len; + + struct workqueue_struct *wq; + struct work_struct tx_work; + struct work_struct restart_work; + + int force_quit; + int after_suspend; +#define HI3110_AFTER_SUSPEND_UP 1 +#define HI3110_AFTER_SUSPEND_DOWN 2 +#define HI3110_AFTER_SUSPEND_POWER 4 +#define HI3110_AFTER_SUSPEND_RESTART 8 + int restart_tx; + struct regulator *power; + struct regulator *transceiver; + struct clk *clk; +}; + +static void hi3110_clean(struct net_device *net) +{ + struct hi3110_priv *priv = netdev_priv(net); + + if (priv->tx_skb || priv->tx_len) + net->stats.tx_errors++; + if (priv->tx_skb) + dev_kfree_skb(priv->tx_skb); + if (priv->tx_len) + can_free_echo_skb(priv->net, 0); + priv->tx_skb = NULL; + priv->tx_len = 0; +} + +/* Note about handling of error return of hi3110_spi_trans: accessing + * registers via SPI is not really different conceptually than using + * normal I/O assembler instructions, although it's much more + * complicated from a practical POV. So it's not advisable to always + * check the return value of this function. Imagine that every + * read{b,l}, write{b,l} and friends would be bracketed in "if ( < 0) + * error();", it would be a great mess (well there are some situation + * when exception handling C++ like could be useful after all). So we + * just check that transfers are OK at the beginning of our + * conversation with the chip and to avoid doing really nasty things + * (like injecting bogus packets in the network stack). + */ +static int hi3110_spi_trans(struct spi_device *spi, int len) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + struct spi_transfer t = { + .tx_buf = priv->spi_tx_buf, + .rx_buf = priv->spi_rx_buf, + .len = len, + .cs_change = 0, + }; + struct spi_message m; + int ret; + + spi_message_init(&m); + + if (hi3110_enable_dma) { + t.tx_dma = priv->spi_tx_dma; + t.rx_dma = priv->spi_rx_dma; + m.is_dma_mapped = 1; + } + + spi_message_add_tail(&t, &m); + + ret = spi_sync(spi, &m); + + if (ret) + dev_err(&spi->dev, "spi transfer failed: ret = %d\n", ret); + return ret; +} + +static u8 hi3110_cmd(struct spi_device *spi, u8 command) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + + priv->spi_tx_buf[0] = command; + dev_dbg(&spi->dev, "hi3110_cmd: %02X\n", command); + + return hi3110_spi_trans(spi, 1); +} + +static u8 hi3110_read(struct spi_device *spi, u8 command) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + u8 val = 0; + + priv->spi_tx_buf[0] = command; + hi3110_spi_trans(spi, 2); + val = priv->spi_rx_buf[1]; + + return val; +} + +static void hi3110_write(struct spi_device *spi, u8 reg, u8 val) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + + priv->spi_tx_buf[0] = reg; + priv->spi_tx_buf[1] = val; + hi3110_spi_trans(spi, 2); +} + +static void hi3110_hw_tx_frame(struct spi_device *spi, u8 *buf, int len) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + + priv->spi_tx_buf[0] = HI3110_WRITE_FIFO; + memcpy(priv->spi_tx_buf + 1, buf, len); + hi3110_spi_trans(spi, len + 1); +} + +static void hi3110_hw_tx(struct spi_device *spi, struct can_frame *frame) +{ + u8 buf[HI3110_TX_EXT_BUF_LEN]; + + buf[HI3110_FIFO_TAG_OFF] = 0; + + if (frame->can_id & CAN_EFF_FLAG) { + /* Extended frame */ + buf[HI3110_FIFO_ID_OFF] = (frame->can_id & CAN_EFF_MASK) >> 21; + buf[HI3110_FIFO_ID_OFF + 1] = + (((frame->can_id & CAN_EFF_MASK) >> 13) & 0xe0) | + HI3110_EFF_FLAGS | + (((frame->can_id & CAN_EFF_MASK) >> 15) & 0x07); + buf[HI3110_FIFO_ID_OFF + 2] = + (frame->can_id & CAN_EFF_MASK) >> 7; + buf[HI3110_FIFO_ID_OFF + 3] = + ((frame->can_id & CAN_EFF_MASK) << 1) | + ((frame->can_id & CAN_RTR_FLAG) ? 1 : 0); + + buf[HI3110_FIFO_EXT_DLC_OFF] = frame->can_dlc; + + memcpy(buf + HI3110_FIFO_EXT_DATA_OFF, + frame->data, frame->can_dlc); + + hi3110_hw_tx_frame(spi, buf, HI3110_TX_EXT_BUF_LEN - + (HI3110_CAN_MAX_DATA_LEN - frame->can_dlc)); + } else { + /* Standard frame */ + buf[HI3110_FIFO_ID_OFF] = (frame->can_id & CAN_SFF_MASK) >> 3; + buf[HI3110_FIFO_ID_OFF + 1] = + ((frame->can_id & CAN_SFF_MASK) << 5) | + ((frame->can_id & CAN_RTR_FLAG) ? (1 << 4) : 0); + + buf[HI3110_FIFO_STD_DLC_OFF] = frame->can_dlc; + + memcpy(buf + HI3110_FIFO_STD_DATA_OFF, + frame->data, frame->can_dlc); + + hi3110_hw_tx_frame(spi, buf, HI3110_TX_STD_BUF_LEN - + (HI3110_CAN_MAX_DATA_LEN - frame->can_dlc)); + } +} + +static void hi3110_hw_rx_frame(struct spi_device *spi, u8 *buf) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + + priv->spi_tx_buf[0] = HI3110_READ_FIFO_WOTIME; + hi3110_spi_trans(spi, HI3110_RX_BUF_LEN); + memcpy(buf, priv->spi_rx_buf + 1, HI3110_RX_BUF_LEN - 1); +} + +static void hi3110_hw_rx(struct spi_device *spi) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + struct sk_buff *skb; + struct can_frame *frame; + u8 buf[HI3110_RX_BUF_LEN - 1]; + + skb = alloc_can_skb(priv->net, &frame); + if (!skb) { + priv->net->stats.rx_dropped++; + return; + } + + hi3110_hw_rx_frame(spi, buf); + if (buf[HI3110_FIFO_WOTIME_TAG_OFF] & HI3110_FIFO_WOTIME_TAG_IDE) { + /* IDE is recessive (1), indicating extended 29-bit frame */ + frame->can_id = CAN_EFF_FLAG; + frame->can_id |= + (buf[HI3110_FIFO_WOTIME_ID_OFF] << 21) | + (((buf[HI3110_FIFO_WOTIME_ID_OFF + 1] & 0xE0) >> 5) << 18) | + ((buf[HI3110_FIFO_WOTIME_ID_OFF + 1] & 0x07) << 15) | + (buf[HI3110_FIFO_WOTIME_ID_OFF + 2] << 7) | + (buf[HI3110_FIFO_WOTIME_ID_OFF + 3] >> 1); + } else { + /* IDE is dominant (0), frame indicating standard 11-bit */ + frame->can_id = + (buf[HI3110_FIFO_WOTIME_ID_OFF] << 3) | + ((buf[HI3110_FIFO_WOTIME_ID_OFF + 1] & 0xE0) >> 5); + } + + /* Data length */ + frame->can_dlc = get_can_dlc(buf[HI3110_FIFO_WOTIME_DLC_OFF] & 0x0F); + + if (buf[HI3110_FIFO_WOTIME_ID_OFF + 3] & HI3110_FIFO_WOTIME_ID_RTR) + frame->can_id |= CAN_RTR_FLAG; + else + memcpy(frame->data, buf + HI3110_FIFO_WOTIME_DAT_OFF, + frame->can_dlc); + + priv->net->stats.rx_packets++; + priv->net->stats.rx_bytes += frame->can_dlc; + + can_led_event(priv->net, CAN_LED_EVENT_RX); + + netif_rx_ni(skb); +} + +static void hi3110_hw_sleep(struct spi_device *spi) +{ + hi3110_write(spi, HI3110_WRITE_CTRL0, HI3110_CTRL0_SLEEP_MODE); +} + +static netdev_tx_t hi3110_hard_start_xmit(struct sk_buff *skb, + struct net_device *net) +{ + struct hi3110_priv *priv = netdev_priv(net); + struct spi_device *spi = priv->spi; + + if (priv->tx_skb || priv->tx_len) { + dev_err(&spi->dev, "hard_xmit called while tx busy\n"); + return NETDEV_TX_BUSY; + } + + if (can_dropped_invalid_skb(net, skb)) + return NETDEV_TX_OK; + + netif_stop_queue(net); + priv->tx_skb = skb; + queue_work(priv->wq, &priv->tx_work); + + return NETDEV_TX_OK; +} + +static int hi3110_do_set_mode(struct net_device *net, enum can_mode mode) +{ + struct hi3110_priv *priv = netdev_priv(net); + + switch (mode) { + case CAN_MODE_START: + hi3110_clean(net); + /* We have to delay work since SPI I/O may sleep */ + priv->can.state = CAN_STATE_ERROR_ACTIVE; + priv->restart_tx = 1; + if (priv->can.restart_ms == 0) + priv->after_suspend = HI3110_AFTER_SUSPEND_RESTART; + queue_work(priv->wq, &priv->restart_work); + break; + default: + return -EOPNOTSUPP; + } + + return 0; +} + +static int hi3110_get_berr_counter(const struct net_device *net, + struct can_berr_counter *bec) +{ + struct hi3110_priv *priv = netdev_priv(net); + struct spi_device *spi = priv->spi; + + bec->txerr = hi3110_read(spi, HI3110_READ_TEC); + bec->rxerr = hi3110_read(spi, HI3110_READ_REC); + + return 0; +} + +static int hi3110_set_normal_mode(struct spi_device *spi) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + u8 reg = 0; + + hi3110_write(spi, HI3110_WRITE_INTE, HI3110_INT_BUSERR | + HI3110_INT_RXFIFO | HI3110_INT_TXCPLT); + + /* Enable TX */ + hi3110_write(spi, HI3110_WRITE_CTRL1, HI3110_CTRL1_TXEN); + + if (priv->can.ctrlmode & CAN_CTRLMODE_LOOPBACK) + reg = HI3110_CTRL0_LOOPBACK_MODE; + else if (priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY) + reg = HI3110_CTRL0_MONITOR_MODE; + else + reg = HI3110_CTRL0_NORMAL_MODE; + + hi3110_write(spi, HI3110_WRITE_CTRL0, reg); + + /* Wait for the device to enter the mode */ + mdelay(HI3110_OST_DELAY_MS); + reg = hi3110_read(spi, HI3110_READ_CTRL0); + if ((reg & HI3110_CTRL0_MODE_MASK) != reg) + return -EBUSY; + + priv->can.state = CAN_STATE_ERROR_ACTIVE; + return 0; +} + +static int hi3110_do_set_bittiming(struct net_device *net) +{ + struct hi3110_priv *priv = netdev_priv(net); + struct can_bittiming *bt = &priv->can.bittiming; + struct spi_device *spi = priv->spi; + + hi3110_write(spi, HI3110_WRITE_BTR0, + ((bt->sjw - 1) << HI3110_BTR0_SJW_SHIFT) | + ((bt->brp - 1) << HI3110_BTR0_BRP_SHIFT)); + + hi3110_write(spi, HI3110_WRITE_BTR1, + (priv->can.ctrlmode & + CAN_CTRLMODE_3_SAMPLES ? + HI3110_BTR1_SAMP_3PERBIT : HI3110_BTR1_SAMP_1PERBIT) | + ((bt->phase_seg1 + bt->prop_seg - 1) + << HI3110_BTR1_TSEG1_SHIFT) | + ((bt->phase_seg2 - 1) << HI3110_BTR1_TSEG2_SHIFT)); + + dev_dbg(&spi->dev, "BT: 0x%02x 0x%02x\n", + hi3110_read(spi, HI3110_READ_BTR0), + hi3110_read(spi, HI3110_READ_BTR1)); + + return 0; +} + +static int hi3110_setup(struct net_device *net) +{ + hi3110_do_set_bittiming(net); + return 0; +} + +static int hi3110_hw_reset(struct spi_device *spi) +{ + u8 reg; + int ret; + + /* Wait for oscillator startup timer after power up */ + mdelay(HI3110_OST_DELAY_MS); + + ret = hi3110_cmd(spi, HI3110_MASTER_RESET); + if (ret) + return ret; + + /* Wait for oscillator startup timer after reset */ + mdelay(HI3110_OST_DELAY_MS); + + reg = hi3110_read(spi, HI3110_READ_CTRL0); + if ((reg & HI3110_CTRL0_MODE_MASK) != HI3110_CTRL0_INIT_MODE) + return -ENODEV; + + /* As per the datasheet it appears the error flags are + * not cleared on reset. Explicitly clear them by performing a read + */ + hi3110_read(spi, HI3110_READ_ERR); + + return 0; +} + +static int hi3110_hw_probe(struct spi_device *spi) +{ + u8 statf; + + hi3110_hw_reset(spi); + + /* Confirm correct operation by checking against reset values + * in datasheet + */ + statf = hi3110_read(spi, HI3110_READ_STATF); + + dev_dbg(&spi->dev, "statf: %02X\n", statf); + + if (statf != 0x82) + return -ENODEV; + + return 0; +} + +static int hi3110_power_enable(struct regulator *reg, int enable) +{ + if (IS_ERR_OR_NULL(reg)) + return 0; + + if (enable) + return regulator_enable(reg); + else + return regulator_disable(reg); +} + +static int hi3110_stop(struct net_device *net) +{ + struct hi3110_priv *priv = netdev_priv(net); + struct spi_device *spi = priv->spi; + + close_candev(net); + + priv->force_quit = 1; + free_irq(spi->irq, priv); + destroy_workqueue(priv->wq); + priv->wq = NULL; + + mutex_lock(&priv->hi3110_lock); + + /* Disable transmit, interrupts and clear flags */ + hi3110_write(spi, HI3110_WRITE_CTRL1, 0x0); + hi3110_write(spi, HI3110_WRITE_INTE, 0x0); + hi3110_read(spi, HI3110_READ_INTF); + + hi3110_clean(net); + + hi3110_hw_sleep(spi); + + hi3110_power_enable(priv->transceiver, 0); + + priv->can.state = CAN_STATE_STOPPED; + + mutex_unlock(&priv->hi3110_lock); + + can_led_event(net, CAN_LED_EVENT_STOP); + + return 0; +} + +static void hi3110_tx_work_handler(struct work_struct *ws) +{ + struct hi3110_priv *priv = container_of(ws, struct hi3110_priv, + tx_work); + struct spi_device *spi = priv->spi; + struct net_device *net = priv->net; + struct can_frame *frame; + + mutex_lock(&priv->hi3110_lock); + if (priv->tx_skb) { + if (priv->can.state == CAN_STATE_BUS_OFF) { + hi3110_clean(net); + } else { + frame = (struct can_frame *)priv->tx_skb->data; + hi3110_hw_tx(spi, frame); + priv->tx_len = 1 + frame->can_dlc; + can_put_echo_skb(priv->tx_skb, net, 0); + priv->tx_skb = NULL; + } + } + mutex_unlock(&priv->hi3110_lock); +} + +static void hi3110_restart_work_handler(struct work_struct *ws) +{ + struct hi3110_priv *priv = container_of(ws, struct hi3110_priv, + restart_work); + struct spi_device *spi = priv->spi; + struct net_device *net = priv->net; + + mutex_lock(&priv->hi3110_lock); + if (priv->after_suspend) { + hi3110_hw_reset(spi); + hi3110_setup(net); + if (priv->after_suspend & HI3110_AFTER_SUSPEND_RESTART) { + hi3110_set_normal_mode(spi); + } else if (priv->after_suspend & HI3110_AFTER_SUSPEND_UP) { + netif_device_attach(net); + hi3110_clean(net); + hi3110_set_normal_mode(spi); + netif_wake_queue(net); + } else { + hi3110_hw_sleep(spi); + } + priv->after_suspend = 0; + priv->force_quit = 0; + } + + if (priv->restart_tx) { + priv->restart_tx = 0; + hi3110_hw_reset(spi); + hi3110_setup(net); + hi3110_clean(net); + hi3110_set_normal_mode(spi); + netif_wake_queue(net); + } + mutex_unlock(&priv->hi3110_lock); +} + +static irqreturn_t hi3110_can_ist(int irq, void *dev_id) +{ + struct hi3110_priv *priv = dev_id; + struct spi_device *spi = priv->spi; + struct net_device *net = priv->net; + + mutex_lock(&priv->hi3110_lock); + + while (!priv->force_quit) { + enum can_state new_state; + u8 intf, eflag, statf; + + while (!(HI3110_STAT_RXFMTY & + (statf = hi3110_read(spi, HI3110_READ_STATF)))) { + hi3110_hw_rx(spi); + } + + intf = hi3110_read(spi, HI3110_READ_INTF); + eflag = hi3110_read(spi, HI3110_READ_ERR); + /* Update can state */ + if (eflag & HI3110_ERR_BUSOFF) + new_state = CAN_STATE_BUS_OFF; + else if (eflag & HI3110_ERR_PASSIVE_MASK) + new_state = CAN_STATE_ERROR_PASSIVE; + else if (statf & HI3110_STAT_ERRW) + new_state = CAN_STATE_ERROR_WARNING; + else + new_state = CAN_STATE_ERROR_ACTIVE; + + if (new_state != priv->can.state) { + struct can_frame *cf; + struct sk_buff *skb; + enum can_state rx_state, tx_state; + u8 rxerr, txerr; + + skb = alloc_can_err_skb(net, &cf); + if (!skb) + break; + + txerr = hi3110_read(spi, HI3110_READ_TEC); + rxerr = hi3110_read(spi, HI3110_READ_REC); + cf->data[6] = txerr; + cf->data[7] = rxerr; + tx_state = txerr >= rxerr ? new_state : 0; + rx_state = txerr <= rxerr ? new_state : 0; + can_change_state(net, cf, tx_state, rx_state); + netif_rx_ni(skb); + + if (new_state == CAN_STATE_BUS_OFF) { + can_bus_off(net); + if (priv->can.restart_ms == 0) { + priv->force_quit = 1; + hi3110_hw_sleep(spi); + break; + } + } + } + + /* Update bus errors */ + if ((intf & HI3110_INT_BUSERR) && + (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)) { + struct can_frame *cf; + struct sk_buff *skb; + + /* Check for protocol errors */ + if (eflag & HI3110_ERR_PROTOCOL_MASK) { + skb = alloc_can_err_skb(net, &cf); + if (!skb) + break; + + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + priv->can.can_stats.bus_error++; + priv->net->stats.rx_errors++; + if (eflag & HI3110_ERR_BITERR) + cf->data[2] |= CAN_ERR_PROT_BIT; + else if (eflag & HI3110_ERR_FRMERR) + cf->data[2] |= CAN_ERR_PROT_FORM; + else if (eflag & HI3110_ERR_STUFERR) + cf->data[2] |= CAN_ERR_PROT_STUFF; + else if (eflag & HI3110_ERR_CRCERR) + cf->data[3] |= CAN_ERR_PROT_LOC_CRC_SEQ; + else if (eflag & HI3110_ERR_ACKERR) + cf->data[3] |= CAN_ERR_PROT_LOC_ACK; + + cf->data[6] = hi3110_read(spi, HI3110_READ_TEC); + cf->data[7] = hi3110_read(spi, HI3110_READ_REC); + netdev_dbg(priv->net, "Bus Error\n"); + netif_rx_ni(skb); + } + } + + if (intf == 0) + break; + + if (intf & HI3110_INT_TXCPLT) { + net->stats.tx_packets++; + net->stats.tx_bytes += priv->tx_len - 1; + can_led_event(net, CAN_LED_EVENT_TX); + if (priv->tx_len) { + can_get_echo_skb(net, 0); + priv->tx_len = 0; + } + netif_wake_queue(net); + } + } + mutex_unlock(&priv->hi3110_lock); + return IRQ_HANDLED; +} + +static int hi3110_open(struct net_device *net) +{ + struct hi3110_priv *priv = netdev_priv(net); + struct spi_device *spi = priv->spi; + unsigned long flags = IRQF_ONESHOT | IRQF_TRIGGER_RISING; + int ret; + + ret = open_candev(net); + if (ret) + return ret; + + mutex_lock(&priv->hi3110_lock); + hi3110_power_enable(priv->transceiver, 1); + + priv->force_quit = 0; + priv->tx_skb = NULL; + priv->tx_len = 0; + + ret = request_threaded_irq(spi->irq, NULL, hi3110_can_ist, + flags, DEVICE_NAME, priv); + if (ret) { + dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq); + goto out_close; + } + + priv->wq = alloc_workqueue("hi3110_wq", WQ_FREEZABLE | WQ_MEM_RECLAIM, + 0); + if (!priv->wq) { + ret = -ENOMEM; + goto out_free_irq; + } + INIT_WORK(&priv->tx_work, hi3110_tx_work_handler); + INIT_WORK(&priv->restart_work, hi3110_restart_work_handler); + + ret = hi3110_hw_reset(spi); + if (ret) + goto out_free_wq; + + ret = hi3110_setup(net); + if (ret) + goto out_free_wq; + + ret = hi3110_set_normal_mode(spi); + if (ret) + goto out_free_wq; + + can_led_event(net, CAN_LED_EVENT_OPEN); + netif_wake_queue(net); + mutex_unlock(&priv->hi3110_lock); + + return 0; + + out_free_wq: + destroy_workqueue(priv->wq); + out_free_irq: + free_irq(spi->irq, priv); + hi3110_hw_sleep(spi); + out_close: + hi3110_power_enable(priv->transceiver, 0); + close_candev(net); + mutex_unlock(&priv->hi3110_lock); + return ret; +} + +static const struct net_device_ops hi3110_netdev_ops = { + .ndo_open = hi3110_open, + .ndo_stop = hi3110_stop, + .ndo_start_xmit = hi3110_hard_start_xmit, +}; + +static const struct of_device_id hi3110_of_match[] = { + { + .compatible = "holt,hi3110", + .data = (void *)CAN_HI3110_HI3110, + }, + { } +}; +MODULE_DEVICE_TABLE(of, hi3110_of_match); + +static const struct spi_device_id hi3110_id_table[] = { + { + .name = "hi3110", + .driver_data = (kernel_ulong_t)CAN_HI3110_HI3110, + }, + { } +}; +MODULE_DEVICE_TABLE(spi, hi3110_id_table); + +static int hi3110_can_probe(struct spi_device *spi) +{ + const struct of_device_id *of_id = of_match_device(hi3110_of_match, + &spi->dev); + struct net_device *net; + struct hi3110_priv *priv; + struct clk *clk; + int freq, ret; + + clk = devm_clk_get(&spi->dev, NULL); + if (IS_ERR(clk)) { + dev_err(&spi->dev, "no CAN clock source defined\n"); + return PTR_ERR(clk); + } + freq = clk_get_rate(clk); + + /* Sanity check */ + if (freq > 40000000) + return -ERANGE; + + /* Allocate can/net device */ + net = alloc_candev(sizeof(struct hi3110_priv), HI3110_TX_ECHO_SKB_MAX); + if (!net) + return -ENOMEM; + + if (!IS_ERR(clk)) { + ret = clk_prepare_enable(clk); + if (ret) + goto out_free; + } + + net->netdev_ops = &hi3110_netdev_ops; + net->flags |= IFF_ECHO; + + priv = netdev_priv(net); + priv->can.bittiming_const = &hi3110_bittiming_const; + priv->can.do_set_mode = hi3110_do_set_mode; + priv->can.do_get_berr_counter = hi3110_get_berr_counter; + priv->can.clock.freq = freq / 2; + priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES | + CAN_CTRLMODE_LOOPBACK | + CAN_CTRLMODE_LISTENONLY | + CAN_CTRLMODE_BERR_REPORTING; + + if (of_id) + priv->model = (enum hi3110_model)of_id->data; + else + priv->model = spi_get_device_id(spi)->driver_data; + priv->net = net; + priv->clk = clk; + + spi_set_drvdata(spi, priv); + + /* Configure the SPI bus */ + spi->bits_per_word = 8; + ret = spi_setup(spi); + if (ret) + goto out_clk; + + priv->power = devm_regulator_get_optional(&spi->dev, "vdd"); + priv->transceiver = devm_regulator_get_optional(&spi->dev, "xceiver"); + if ((PTR_ERR(priv->power) == -EPROBE_DEFER) || + (PTR_ERR(priv->transceiver) == -EPROBE_DEFER)) { + ret = -EPROBE_DEFER; + goto out_clk; + } + + ret = hi3110_power_enable(priv->power, 1); + if (ret) + goto out_clk; + + priv->spi = spi; + mutex_init(&priv->hi3110_lock); + + /* If requested, allocate DMA buffers */ + if (hi3110_enable_dma) { + spi->dev.coherent_dma_mask = ~0; + + /* Minimum coherent DMA allocation is PAGE_SIZE, so allocate + * that much and share it between Tx and Rx DMA buffers. + */ + priv->spi_tx_buf = dmam_alloc_coherent(&spi->dev, + PAGE_SIZE, + &priv->spi_tx_dma, + GFP_DMA); + + if (priv->spi_tx_buf) { + priv->spi_rx_buf = (priv->spi_tx_buf + (PAGE_SIZE / 2)); + priv->spi_rx_dma = (dma_addr_t)(priv->spi_tx_dma + + (PAGE_SIZE / 2)); + } else { + /* Fall back to non-DMA */ + hi3110_enable_dma = 0; + } + } + + /* Allocate non-DMA buffers */ + if (!hi3110_enable_dma) { + priv->spi_tx_buf = devm_kzalloc(&spi->dev, HI3110_RX_BUF_LEN, + GFP_KERNEL); + if (!priv->spi_tx_buf) { + ret = -ENOMEM; + goto error_probe; + } + priv->spi_rx_buf = devm_kzalloc(&spi->dev, HI3110_RX_BUF_LEN, + GFP_KERNEL); + + if (!priv->spi_rx_buf) { + ret = -ENOMEM; + goto error_probe; + } + } + + SET_NETDEV_DEV(net, &spi->dev); + + ret = hi3110_hw_probe(spi); + if (ret) { + if (ret == -ENODEV) + dev_err(&spi->dev, "Cannot initialize %x. Wrong wiring?\n", + priv->model); + goto error_probe; + } + hi3110_hw_sleep(spi); + + ret = register_candev(net); + if (ret) + goto error_probe; + + devm_can_led_init(net); + netdev_info(net, "%x successfully initialized.\n", priv->model); + + return 0; + + error_probe: + hi3110_power_enable(priv->power, 0); + + out_clk: + if (!IS_ERR(clk)) + clk_disable_unprepare(clk); + + out_free: + free_candev(net); + + dev_err(&spi->dev, "Probe failed, err=%d\n", -ret); + return ret; +} + +static int hi3110_can_remove(struct spi_device *spi) +{ + struct hi3110_priv *priv = spi_get_drvdata(spi); + struct net_device *net = priv->net; + + unregister_candev(net); + + hi3110_power_enable(priv->power, 0); + + if (!IS_ERR(priv->clk)) + clk_disable_unprepare(priv->clk); + + free_candev(net); + + return 0; +} + +static int __maybe_unused hi3110_can_suspend(struct device *dev) +{ + struct spi_device *spi = to_spi_device(dev); + struct hi3110_priv *priv = spi_get_drvdata(spi); + struct net_device *net = priv->net; + + priv->force_quit = 1; + disable_irq(spi->irq); + + /* Note: at this point neither IST nor workqueues are running. + * open/stop cannot be called anyway so locking is not needed + */ + if (netif_running(net)) { + netif_device_detach(net); + + hi3110_hw_sleep(spi); + hi3110_power_enable(priv->transceiver, 0); + priv->after_suspend = HI3110_AFTER_SUSPEND_UP; + } else { + priv->after_suspend = HI3110_AFTER_SUSPEND_DOWN; + } + + if (!IS_ERR_OR_NULL(priv->power)) { + regulator_disable(priv->power); + priv->after_suspend |= HI3110_AFTER_SUSPEND_POWER; + } + + return 0; +} + +static int __maybe_unused hi3110_can_resume(struct device *dev) +{ + struct spi_device *spi = to_spi_device(dev); + struct hi3110_priv *priv = spi_get_drvdata(spi); + + if (priv->after_suspend & HI3110_AFTER_SUSPEND_POWER) + hi3110_power_enable(priv->power, 1); + + if (priv->after_suspend & HI3110_AFTER_SUSPEND_UP) { + hi3110_power_enable(priv->transceiver, 1); + queue_work(priv->wq, &priv->restart_work); + } else { + priv->after_suspend = 0; + } + + priv->force_quit = 0; + enable_irq(spi->irq); + return 0; +} + +static SIMPLE_DEV_PM_OPS(hi3110_can_pm_ops, hi3110_can_suspend, hi3110_can_resume); + +static struct spi_driver hi3110_can_driver = { + .driver = { + .name = DEVICE_NAME, + .of_match_table = hi3110_of_match, + .pm = &hi3110_can_pm_ops, + }, + .id_table = hi3110_id_table, + .probe = hi3110_can_probe, + .remove = hi3110_can_remove, +}; + +module_spi_driver(hi3110_can_driver); + +MODULE_AUTHOR("Akshay Bhat <akshay.bhat@timesys.com>"); +MODULE_AUTHOR("Casey Fitzpatrick <casey.fitzpatrick@timesys.com>"); +MODULE_DESCRIPTION("Holt HI-3110 CAN driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index 6749b1829469..b8aac538275c 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -17,25 +17,6 @@ * */ -/* - * Your platform definitions should specify module ram offsets and interrupt - * number to use as follows: - * - * static struct ti_hecc_platform_data am3517_evm_hecc_pdata = { - * .scc_hecc_offset = 0, - * .scc_ram_offset = 0x3000, - * .hecc_ram_offset = 0x3000, - * .mbx_offset = 0x2000, - * .int_line = 0, - * .revision = 1, - * .transceiver_switch = hecc_phy_control, - * }; - * - * Please see include/linux/can/platform/ti_hecc.h for description of - * above fields. - * - */ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/types.h> @@ -46,11 +27,13 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/regulator/consumer.h> #include <linux/can/dev.h> #include <linux/can/error.h> #include <linux/can/led.h> -#include <linux/can/platform/ti_hecc.h> #define DRV_NAME "ti_hecc" #define HECC_MODULE_VERSION "0.7" @@ -214,15 +197,14 @@ struct ti_hecc_priv { struct net_device *ndev; struct clk *clk; void __iomem *base; - u32 scc_ram_offset; - u32 hecc_ram_offset; - u32 mbx_offset; - u32 int_line; + void __iomem *hecc_ram; + void __iomem *mbx; + bool use_hecc1int; spinlock_t mbx_lock; /* CANME register needs protection */ u32 tx_head; u32 tx_tail; u32 rx_next; - void (*transceiver_switch)(int); + struct regulator *reg_xceiver; }; static inline int get_tx_head_mb(struct ti_hecc_priv *priv) @@ -242,20 +224,18 @@ static inline int get_tx_head_prio(struct ti_hecc_priv *priv) static inline void hecc_write_lam(struct ti_hecc_priv *priv, u32 mbxno, u32 val) { - __raw_writel(val, priv->base + priv->hecc_ram_offset + mbxno * 4); + __raw_writel(val, priv->hecc_ram + mbxno * 4); } static inline void hecc_write_mbx(struct ti_hecc_priv *priv, u32 mbxno, u32 reg, u32 val) { - __raw_writel(val, priv->base + priv->mbx_offset + mbxno * 0x10 + - reg); + __raw_writel(val, priv->mbx + mbxno * 0x10 + reg); } static inline u32 hecc_read_mbx(struct ti_hecc_priv *priv, u32 mbxno, u32 reg) { - return __raw_readl(priv->base + priv->mbx_offset + mbxno * 0x10 + - reg); + return __raw_readl(priv->mbx + mbxno * 0x10 + reg); } static inline void hecc_write(struct ti_hecc_priv *priv, u32 reg, u32 val) @@ -311,11 +291,16 @@ static int ti_hecc_set_btc(struct ti_hecc_priv *priv) return 0; } -static void ti_hecc_transceiver_switch(const struct ti_hecc_priv *priv, - int on) +static int ti_hecc_transceiver_switch(const struct ti_hecc_priv *priv, + int on) { - if (priv->transceiver_switch) - priv->transceiver_switch(on); + if (!priv->reg_xceiver) + return 0; + + if (on) + return regulator_enable(priv->reg_xceiver); + else + return regulator_disable(priv->reg_xceiver); } static void ti_hecc_reset(struct net_device *ndev) @@ -409,7 +394,7 @@ static void ti_hecc_start(struct net_device *ndev) /* Prevent message over-write & Enable interrupts */ hecc_write(priv, HECC_CANOPC, HECC_SET_REG); - if (priv->int_line) { + if (priv->use_hecc1int) { hecc_write(priv, HECC_CANMIL, HECC_SET_REG); hecc_write(priv, HECC_CANGIM, HECC_CANGIM_DEF_MASK | HECC_CANGIM_I1EN | HECC_CANGIM_SIL); @@ -760,7 +745,7 @@ static irqreturn_t ti_hecc_interrupt(int irq, void *dev_id) unsigned long ack, flags; int_status = hecc_read(priv, - (priv->int_line) ? HECC_CANGIF1 : HECC_CANGIF0); + (priv->use_hecc1int) ? HECC_CANGIF1 : HECC_CANGIF0); if (!int_status) return IRQ_NONE; @@ -806,7 +791,7 @@ static irqreturn_t ti_hecc_interrupt(int irq, void *dev_id) } /* clear all interrupt conditions - read back to avoid spurious ints */ - if (priv->int_line) { + if (priv->use_hecc1int) { hecc_write(priv, HECC_CANGIF1, HECC_SET_REG); int_status = hecc_read(priv, HECC_CANGIF1); } else { @@ -872,58 +857,87 @@ static const struct net_device_ops ti_hecc_netdev_ops = { .ndo_change_mtu = can_change_mtu, }; +static const struct of_device_id ti_hecc_dt_ids[] = { + { + .compatible = "ti,am3517-hecc", + }, + { } +}; +MODULE_DEVICE_TABLE(of, ti_hecc_dt_ids); + static int ti_hecc_probe(struct platform_device *pdev) { struct net_device *ndev = (struct net_device *)0; struct ti_hecc_priv *priv; - struct ti_hecc_platform_data *pdata; - struct resource *mem, *irq; - void __iomem *addr; + struct device_node *np = pdev->dev.of_node; + struct resource *res, *irq; + struct regulator *reg_xceiver; int err = -ENODEV; - pdata = dev_get_platdata(&pdev->dev); - if (!pdata) { - dev_err(&pdev->dev, "No platform data\n"); - goto probe_exit; + if (!IS_ENABLED(CONFIG_OF) || !np) + return -EINVAL; + + reg_xceiver = devm_regulator_get(&pdev->dev, "xceiver"); + if (PTR_ERR(reg_xceiver) == -EPROBE_DEFER) + return -EPROBE_DEFER; + else if (IS_ERR(reg_xceiver)) + reg_xceiver = NULL; + + ndev = alloc_candev(sizeof(struct ti_hecc_priv), HECC_MAX_TX_MBOX); + if (!ndev) { + dev_err(&pdev->dev, "alloc_candev failed\n"); + return -ENOMEM; } + priv = netdev_priv(ndev); - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!mem) { - dev_err(&pdev->dev, "No mem resources\n"); - goto probe_exit; + /* handle hecc memory */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hecc"); + if (!res) { + dev_err(&pdev->dev, "can't get IORESOURCE_MEM hecc\n"); + return -EINVAL; } - irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!irq) { - dev_err(&pdev->dev, "No irq resource\n"); - goto probe_exit; + + priv->base = devm_ioremap_resource(&pdev->dev, res); + if (!priv->base) { + dev_err(&pdev->dev, "hecc ioremap failed\n"); + return -ENOMEM; } - if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) { - dev_err(&pdev->dev, "HECC region already claimed\n"); - err = -EBUSY; - goto probe_exit; + + /* handle hecc-ram memory */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hecc-ram"); + if (!res) { + dev_err(&pdev->dev, "can't get IORESOURCE_MEM hecc-ram\n"); + return -EINVAL; } - addr = ioremap(mem->start, resource_size(mem)); - if (!addr) { - dev_err(&pdev->dev, "ioremap failed\n"); - err = -ENOMEM; - goto probe_exit_free_region; + + priv->hecc_ram = devm_ioremap_resource(&pdev->dev, res); + if (!priv->hecc_ram) { + dev_err(&pdev->dev, "hecc-ram ioremap failed\n"); + return -ENOMEM; } - ndev = alloc_candev(sizeof(struct ti_hecc_priv), HECC_MAX_TX_MBOX); - if (!ndev) { - dev_err(&pdev->dev, "alloc_candev failed\n"); - err = -ENOMEM; - goto probe_exit_iounmap; + /* handle mbx memory */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mbx"); + if (!res) { + dev_err(&pdev->dev, "can't get IORESOURCE_MEM mbx\n"); + return -EINVAL; + } + + priv->mbx = devm_ioremap_resource(&pdev->dev, res); + if (!priv->mbx) { + dev_err(&pdev->dev, "mbx ioremap failed\n"); + return -ENOMEM; + } + + irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (!irq) { + dev_err(&pdev->dev, "No irq resource\n"); + goto probe_exit; } - priv = netdev_priv(ndev); priv->ndev = ndev; - priv->base = addr; - priv->scc_ram_offset = pdata->scc_ram_offset; - priv->hecc_ram_offset = pdata->hecc_ram_offset; - priv->mbx_offset = pdata->mbx_offset; - priv->int_line = pdata->int_line; - priv->transceiver_switch = pdata->transceiver_switch; + priv->reg_xceiver = reg_xceiver; + priv->use_hecc1int = of_property_read_bool(np, "ti,use-hecc1int"); priv->can.bittiming_const = &ti_hecc_bittiming_const; priv->can.do_set_mode = ti_hecc_do_set_mode; @@ -971,32 +985,23 @@ probe_exit_clk: clk_put(priv->clk); probe_exit_candev: free_candev(ndev); -probe_exit_iounmap: - iounmap(addr); -probe_exit_free_region: - release_mem_region(mem->start, resource_size(mem)); probe_exit: return err; } static int ti_hecc_remove(struct platform_device *pdev) { - struct resource *res; struct net_device *ndev = platform_get_drvdata(pdev); struct ti_hecc_priv *priv = netdev_priv(ndev); unregister_candev(ndev); clk_disable_unprepare(priv->clk); clk_put(priv->clk); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - iounmap(priv->base); - release_mem_region(res->start, resource_size(res)); free_candev(ndev); return 0; } - #ifdef CONFIG_PM static int ti_hecc_suspend(struct platform_device *pdev, pm_message_t state) { @@ -1045,6 +1050,7 @@ static int ti_hecc_resume(struct platform_device *pdev) static struct platform_driver ti_hecc_driver = { .driver = { .name = DRV_NAME, + .of_match_table = ti_hecc_dt_ids, }, .probe = ti_hecc_probe, .remove = ti_hecc_remove, diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c index 91c876a0a647..da020418a652 100644 --- a/drivers/net/cris/eth_v10.c +++ b/drivers/net/cris/eth_v10.c @@ -1412,31 +1412,39 @@ e100_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return rc; } -static int e100_get_settings(struct net_device *dev, - struct ethtool_cmd *cmd) +static int e100_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct net_local *np = netdev_priv(dev); + u32 supported; int err; spin_lock_irq(&np->lock); - err = mii_ethtool_gset(&np->mii_if, cmd); + err = mii_ethtool_get_link_ksettings(&np->mii_if, cmd); spin_unlock_irq(&np->lock); /* The PHY may support 1000baseT, but the Etrax100 does not. */ - cmd->supported &= ~(SUPPORTED_1000baseT_Half - | SUPPORTED_1000baseT_Full); + ethtool_convert_link_mode_to_legacy_u32(&supported, + cmd->link_modes.supported); + + supported &= ~(SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full); + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + return err; } -static int e100_set_settings(struct net_device *dev, - struct ethtool_cmd *ecmd) +static int e100_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *ecmd) { - if (ecmd->autoneg == AUTONEG_ENABLE) { + if (ecmd->base.autoneg == AUTONEG_ENABLE) { e100_set_duplex(dev, autoneg); e100_set_speed(dev, 0); } else { - e100_set_duplex(dev, ecmd->duplex == DUPLEX_HALF ? half : full); - e100_set_speed(dev, ecmd->speed == SPEED_10 ? 10: 100); + e100_set_duplex(dev, ecmd->base.duplex == DUPLEX_HALF ? + half : full); + e100_set_speed(dev, ecmd->base.speed == SPEED_10 ? 10 : 100); } return 0; @@ -1459,11 +1467,11 @@ static int e100_nway_reset(struct net_device *dev) } static const struct ethtool_ops e100_ethtool_ops = { - .get_settings = e100_get_settings, - .set_settings = e100_set_settings, .get_drvinfo = e100_get_drvinfo, .nway_reset = e100_nway_reset, .get_link = ethtool_op_get_link, + .get_link_ksettings = e100_get_link_ksettings, + .set_link_ksettings = e100_set_link_ksettings, }; static int diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig index 065984670ff1..31a2b229106d 100644 --- a/drivers/net/dsa/Kconfig +++ b/drivers/net/dsa/Kconfig @@ -11,7 +11,7 @@ config NET_DSA_MV88E6060 config NET_DSA_BCM_SF2 tristate "Broadcom Starfighter 2 Ethernet switch support" - depends on HAS_IOMEM && NET_DSA + depends on HAS_IOMEM && NET_DSA && OF_MDIO select NET_DSA_TAG_BRCM select FIXED_PHY select BCM7XXX_PHY @@ -34,4 +34,20 @@ config NET_DSA_QCA8K This enables support for the Qualcomm Atheros QCA8K Ethernet switch chips. +config NET_DSA_LOOP + tristate "DSA mock-up Ethernet switch chip support" + depends on NET_DSA + select FIXED_PHY + ---help--- + This enables support for a fake mock-up switch chip which + exercises the DSA APIs. + +config NET_DSA_MT7530 + tristate "Mediatek MT7530 Ethernet switch support" + depends on NET_DSA + select NET_DSA_TAG_MTK + ---help--- + This enables support for the Mediatek MT7530 Ethernet switch + chip. + endmenu diff --git a/drivers/net/dsa/Makefile b/drivers/net/dsa/Makefile index a3c941632217..2ae07f4fbf63 100644 --- a/drivers/net/dsa/Makefile +++ b/drivers/net/dsa/Makefile @@ -2,6 +2,7 @@ obj-$(CONFIG_NET_DSA_MV88E6060) += mv88e6060.o obj-$(CONFIG_NET_DSA_BCM_SF2) += bcm-sf2.o bcm-sf2-objs := bcm_sf2.o bcm_sf2_cfp.o obj-$(CONFIG_NET_DSA_QCA8K) += qca8k.o - +obj-$(CONFIG_NET_DSA_MT7530) += mt7530.o obj-y += b53/ obj-y += mv88e6xxx/ +obj-$(CONFIG_NET_DSA_LOOP) += dsa_loop.o dsa_loop_bdinfo.o diff --git a/drivers/net/dsa/bcm_sf2_cfp.c b/drivers/net/dsa/bcm_sf2_cfp.c index 346dd9a1232d..2fb32d67065f 100644 --- a/drivers/net/dsa/bcm_sf2_cfp.c +++ b/drivers/net/dsa/bcm_sf2_cfp.c @@ -10,10 +10,11 @@ */ #include <linux/list.h> -#include <net/dsa.h> #include <linux/ethtool.h> #include <linux/if_ether.h> #include <linux/in.h> +#include <linux/netdevice.h> +#include <net/dsa.h> #include <linux/bitmap.h> #include "bcm_sf2.h" diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c new file mode 100644 index 000000000000..f0fc4de4fc9a --- /dev/null +++ b/drivers/net/dsa/dsa_loop.c @@ -0,0 +1,328 @@ +/* + * Distributed Switch Architecture loopback driver + * + * Copyright (C) 2016, Florian Fainelli <f.fainelli@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/platform_device.h> +#include <linux/netdevice.h> +#include <linux/phy.h> +#include <linux/phy_fixed.h> +#include <linux/export.h> +#include <linux/workqueue.h> +#include <linux/module.h> +#include <linux/if_bridge.h> +#include <net/switchdev.h> +#include <net/dsa.h> + +#include "dsa_loop.h" + +struct dsa_loop_vlan { + u16 members; + u16 untagged; +}; + +#define DSA_LOOP_VLANS 5 + +struct dsa_loop_priv { + struct mii_bus *bus; + unsigned int port_base; + struct dsa_loop_vlan vlans[DSA_LOOP_VLANS]; + struct net_device *netdev; + u16 pvid; +}; + +static struct phy_device *phydevs[PHY_MAX_ADDR]; + +static enum dsa_tag_protocol dsa_loop_get_protocol(struct dsa_switch *ds) +{ + dev_dbg(ds->dev, "%s\n", __func__); + + return DSA_TAG_PROTO_NONE; +} + +static int dsa_loop_setup(struct dsa_switch *ds) +{ + dev_dbg(ds->dev, "%s\n", __func__); + + return 0; +} + +static int dsa_loop_set_addr(struct dsa_switch *ds, u8 *addr) +{ + dev_dbg(ds->dev, "%s\n", __func__); + + return 0; +} + +static int dsa_loop_phy_read(struct dsa_switch *ds, int port, int regnum) +{ + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + + dev_dbg(ds->dev, "%s\n", __func__); + + return mdiobus_read_nested(bus, ps->port_base + port, regnum); +} + +static int dsa_loop_phy_write(struct dsa_switch *ds, int port, + int regnum, u16 value) +{ + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + + dev_dbg(ds->dev, "%s\n", __func__); + + return mdiobus_write_nested(bus, ps->port_base + port, regnum, value); +} + +static int dsa_loop_port_bridge_join(struct dsa_switch *ds, int port, + struct net_device *bridge) +{ + dev_dbg(ds->dev, "%s\n", __func__); + + return 0; +} + +static void dsa_loop_port_bridge_leave(struct dsa_switch *ds, int port, + struct net_device *bridge) +{ + dev_dbg(ds->dev, "%s\n", __func__); +} + +static void dsa_loop_port_stp_state_set(struct dsa_switch *ds, int port, + u8 state) +{ + dev_dbg(ds->dev, "%s\n", __func__); +} + +static int dsa_loop_port_vlan_filtering(struct dsa_switch *ds, int port, + bool vlan_filtering) +{ + dev_dbg(ds->dev, "%s\n", __func__); + + return 0; +} + +static int dsa_loop_port_vlan_prepare(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan, + struct switchdev_trans *trans) +{ + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + + dev_dbg(ds->dev, "%s\n", __func__); + + /* Just do a sleeping operation to make lockdep checks effective */ + mdiobus_read(bus, ps->port_base + port, MII_BMSR); + + if (vlan->vid_end > DSA_LOOP_VLANS) + return -ERANGE; + + return 0; +} + +static void dsa_loop_port_vlan_add(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan, + struct switchdev_trans *trans) +{ + bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED; + bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID; + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + struct dsa_loop_vlan *vl; + u16 vid; + + dev_dbg(ds->dev, "%s\n", __func__); + + /* Just do a sleeping operation to make lockdep checks effective */ + mdiobus_read(bus, ps->port_base + port, MII_BMSR); + + for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) { + vl = &ps->vlans[vid]; + + vl->members |= BIT(port); + if (untagged) + vl->untagged |= BIT(port); + else + vl->untagged &= ~BIT(port); + } + + if (pvid) + ps->pvid = vid; +} + +static int dsa_loop_port_vlan_del(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan) +{ + bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED; + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + struct dsa_loop_vlan *vl; + u16 vid, pvid = ps->pvid; + + dev_dbg(ds->dev, "%s\n", __func__); + + /* Just do a sleeping operation to make lockdep checks effective */ + mdiobus_read(bus, ps->port_base + port, MII_BMSR); + + for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) { + vl = &ps->vlans[vid]; + + vl->members &= ~BIT(port); + if (untagged) + vl->untagged &= ~BIT(port); + + if (pvid == vid) + pvid = 1; + } + ps->pvid = pvid; + + return 0; +} + +static int dsa_loop_port_vlan_dump(struct dsa_switch *ds, int port, + struct switchdev_obj_port_vlan *vlan, + int (*cb)(struct switchdev_obj *obj)) +{ + struct dsa_loop_priv *ps = ds->priv; + struct mii_bus *bus = ps->bus; + struct dsa_loop_vlan *vl; + u16 vid, vid_start = 0; + int err = 0; + + dev_dbg(ds->dev, "%s\n", __func__); + + /* Just do a sleeping operation to make lockdep checks effective */ + mdiobus_read(bus, ps->port_base + port, MII_BMSR); + + for (vid = vid_start; vid < DSA_LOOP_VLANS; vid++) { + vl = &ps->vlans[vid]; + + if (!(vl->members & BIT(port))) + continue; + + vlan->vid_begin = vlan->vid_end = vid; + vlan->flags = 0; + + if (vl->untagged & BIT(port)) + vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED; + if (ps->pvid == vid) + vlan->flags |= BRIDGE_VLAN_INFO_PVID; + + err = cb(&vlan->obj); + if (err) + break; + } + + return err; +} + +static struct dsa_switch_ops dsa_loop_driver = { + .get_tag_protocol = dsa_loop_get_protocol, + .setup = dsa_loop_setup, + .set_addr = dsa_loop_set_addr, + .phy_read = dsa_loop_phy_read, + .phy_write = dsa_loop_phy_write, + .port_bridge_join = dsa_loop_port_bridge_join, + .port_bridge_leave = dsa_loop_port_bridge_leave, + .port_stp_state_set = dsa_loop_port_stp_state_set, + .port_vlan_filtering = dsa_loop_port_vlan_filtering, + .port_vlan_prepare = dsa_loop_port_vlan_prepare, + .port_vlan_add = dsa_loop_port_vlan_add, + .port_vlan_del = dsa_loop_port_vlan_del, + .port_vlan_dump = dsa_loop_port_vlan_dump, +}; + +static int dsa_loop_drv_probe(struct mdio_device *mdiodev) +{ + struct dsa_loop_pdata *pdata = mdiodev->dev.platform_data; + struct dsa_loop_priv *ps; + struct dsa_switch *ds; + + if (!pdata) + return -ENODEV; + + dev_info(&mdiodev->dev, "%s: 0x%0x\n", + pdata->name, pdata->enabled_ports); + + ds = dsa_switch_alloc(&mdiodev->dev, DSA_MAX_PORTS); + if (!ds) + return -ENOMEM; + + ps = devm_kzalloc(&mdiodev->dev, sizeof(*ps), GFP_KERNEL); + ps->netdev = dev_get_by_name(&init_net, pdata->netdev); + if (!ps->netdev) + return -EPROBE_DEFER; + + pdata->cd.netdev[DSA_LOOP_CPU_PORT] = &ps->netdev->dev; + + ds->dev = &mdiodev->dev; + ds->ops = &dsa_loop_driver; + ds->priv = ps; + ps->bus = mdiodev->bus; + + dev_set_drvdata(&mdiodev->dev, ds); + + return dsa_register_switch(ds, ds->dev); +} + +static void dsa_loop_drv_remove(struct mdio_device *mdiodev) +{ + struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); + struct dsa_loop_priv *ps = ds->priv; + + dsa_unregister_switch(ds); + dev_put(ps->netdev); +} + +static struct mdio_driver dsa_loop_drv = { + .mdiodrv.driver = { + .name = "dsa-loop", + }, + .probe = dsa_loop_drv_probe, + .remove = dsa_loop_drv_remove, +}; + +#define NUM_FIXED_PHYS (DSA_LOOP_NUM_PORTS - 2) + +static void unregister_fixed_phys(void) +{ + unsigned int i; + + for (i = 0; i < NUM_FIXED_PHYS; i++) + if (phydevs[i]) + fixed_phy_unregister(phydevs[i]); +} + +static int __init dsa_loop_init(void) +{ + struct fixed_phy_status status = { + .link = 1, + .speed = SPEED_100, + .duplex = DUPLEX_FULL, + }; + unsigned int i; + + for (i = 0; i < NUM_FIXED_PHYS; i++) + phydevs[i] = fixed_phy_register(PHY_POLL, &status, -1, NULL); + + return mdio_driver_register(&dsa_loop_drv); +} +module_init(dsa_loop_init); + +static void __exit dsa_loop_exit(void) +{ + mdio_driver_unregister(&dsa_loop_drv); + unregister_fixed_phys(); +} +module_exit(dsa_loop_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Florian Fainelli"); +MODULE_DESCRIPTION("DSA loopback driver"); diff --git a/drivers/net/dsa/dsa_loop.h b/drivers/net/dsa/dsa_loop.h new file mode 100644 index 000000000000..dc396877fc95 --- /dev/null +++ b/drivers/net/dsa/dsa_loop.h @@ -0,0 +1,19 @@ +#ifndef __DSA_LOOP_H +#define __DSA_LOOP_H + +struct dsa_chip_data; + +struct dsa_loop_pdata { + /* Must be first, such that dsa_register_switch() can access this + * without gory pointer manipulations + */ + struct dsa_chip_data cd; + const char *name; + unsigned int enabled_ports; + const char *netdev; +}; + +#define DSA_LOOP_NUM_PORTS 6 +#define DSA_LOOP_CPU_PORT (DSA_LOOP_NUM_PORTS - 1) + +#endif /* __DSA_LOOP_H */ diff --git a/drivers/net/dsa/dsa_loop_bdinfo.c b/drivers/net/dsa/dsa_loop_bdinfo.c new file mode 100644 index 000000000000..fb8d5dc71013 --- /dev/null +++ b/drivers/net/dsa/dsa_loop_bdinfo.c @@ -0,0 +1,34 @@ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/phy.h> +#include <net/dsa.h> + +#include "dsa_loop.h" + +static struct dsa_loop_pdata dsa_loop_pdata = { + .cd = { + .port_names[0] = "lan1", + .port_names[1] = "lan2", + .port_names[2] = "lan3", + .port_names[3] = "lan4", + .port_names[DSA_LOOP_CPU_PORT] = "cpu", + }, + .name = "DSA mockup driver", + .enabled_ports = 0x1f, + .netdev = "eth0", +}; + +static const struct mdio_board_info bdinfo = { + .bus_id = "fixed-0", + .modalias = "dsa-loop", + .mdio_addr = 31, + .platform_data = &dsa_loop_pdata, +}; + +static int __init dsa_loop_bdinfo_init(void) +{ + return mdiobus_register_board_info(&bdinfo, 1); +} +arch_initcall(dsa_loop_bdinfo_init) + +MODULE_LICENSE("GPL"); diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c new file mode 100644 index 000000000000..b070c167e70f --- /dev/null +++ b/drivers/net/dsa/mt7530.c @@ -0,0 +1,1126 @@ +/* + * Mediatek MT7530 DSA Switch driver + * Copyright (C) 2017 Sean Wang <sean.wang@mediatek.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#include <linux/etherdevice.h> +#include <linux/if_bridge.h> +#include <linux/iopoll.h> +#include <linux/mdio.h> +#include <linux/mfd/syscon.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/of_gpio.h> +#include <linux/of_mdio.h> +#include <linux/of_net.h> +#include <linux/of_platform.h> +#include <linux/phy.h> +#include <linux/regmap.h> +#include <linux/regulator/consumer.h> +#include <linux/reset.h> +#include <linux/gpio/consumer.h> +#include <net/dsa.h> +#include <net/switchdev.h> + +#include "mt7530.h" + +/* String, offset, and register size in bytes if different from 4 bytes */ +static const struct mt7530_mib_desc mt7530_mib[] = { + MIB_DESC(1, 0x00, "TxDrop"), + MIB_DESC(1, 0x04, "TxCrcErr"), + MIB_DESC(1, 0x08, "TxUnicast"), + MIB_DESC(1, 0x0c, "TxMulticast"), + MIB_DESC(1, 0x10, "TxBroadcast"), + MIB_DESC(1, 0x14, "TxCollision"), + MIB_DESC(1, 0x18, "TxSingleCollision"), + MIB_DESC(1, 0x1c, "TxMultipleCollision"), + MIB_DESC(1, 0x20, "TxDeferred"), + MIB_DESC(1, 0x24, "TxLateCollision"), + MIB_DESC(1, 0x28, "TxExcessiveCollistion"), + MIB_DESC(1, 0x2c, "TxPause"), + MIB_DESC(1, 0x30, "TxPktSz64"), + MIB_DESC(1, 0x34, "TxPktSz65To127"), + MIB_DESC(1, 0x38, "TxPktSz128To255"), + MIB_DESC(1, 0x3c, "TxPktSz256To511"), + MIB_DESC(1, 0x40, "TxPktSz512To1023"), + MIB_DESC(1, 0x44, "Tx1024ToMax"), + MIB_DESC(2, 0x48, "TxBytes"), + MIB_DESC(1, 0x60, "RxDrop"), + MIB_DESC(1, 0x64, "RxFiltering"), + MIB_DESC(1, 0x6c, "RxMulticast"), + MIB_DESC(1, 0x70, "RxBroadcast"), + MIB_DESC(1, 0x74, "RxAlignErr"), + MIB_DESC(1, 0x78, "RxCrcErr"), + MIB_DESC(1, 0x7c, "RxUnderSizeErr"), + MIB_DESC(1, 0x80, "RxFragErr"), + MIB_DESC(1, 0x84, "RxOverSzErr"), + MIB_DESC(1, 0x88, "RxJabberErr"), + MIB_DESC(1, 0x8c, "RxPause"), + MIB_DESC(1, 0x90, "RxPktSz64"), + MIB_DESC(1, 0x94, "RxPktSz65To127"), + MIB_DESC(1, 0x98, "RxPktSz128To255"), + MIB_DESC(1, 0x9c, "RxPktSz256To511"), + MIB_DESC(1, 0xa0, "RxPktSz512To1023"), + MIB_DESC(1, 0xa4, "RxPktSz1024ToMax"), + MIB_DESC(2, 0xa8, "RxBytes"), + MIB_DESC(1, 0xb0, "RxCtrlDrop"), + MIB_DESC(1, 0xb4, "RxIngressDrop"), + MIB_DESC(1, 0xb8, "RxArlDrop"), +}; + +static int +mt7623_trgmii_write(struct mt7530_priv *priv, u32 reg, u32 val) +{ + int ret; + + ret = regmap_write(priv->ethernet, TRGMII_BASE(reg), val); + if (ret < 0) + dev_err(priv->dev, + "failed to priv write register\n"); + return ret; +} + +static u32 +mt7623_trgmii_read(struct mt7530_priv *priv, u32 reg) +{ + int ret; + u32 val; + + ret = regmap_read(priv->ethernet, TRGMII_BASE(reg), &val); + if (ret < 0) { + dev_err(priv->dev, + "failed to priv read register\n"); + return ret; + } + + return val; +} + +static void +mt7623_trgmii_rmw(struct mt7530_priv *priv, u32 reg, + u32 mask, u32 set) +{ + u32 val; + + val = mt7623_trgmii_read(priv, reg); + val &= ~mask; + val |= set; + mt7623_trgmii_write(priv, reg, val); +} + +static void +mt7623_trgmii_set(struct mt7530_priv *priv, u32 reg, u32 val) +{ + mt7623_trgmii_rmw(priv, reg, 0, val); +} + +static void +mt7623_trgmii_clear(struct mt7530_priv *priv, u32 reg, u32 val) +{ + mt7623_trgmii_rmw(priv, reg, val, 0); +} + +static int +core_read_mmd_indirect(struct mt7530_priv *priv, int prtad, int devad) +{ + struct mii_bus *bus = priv->bus; + int value, ret; + + /* Write the desired MMD Devad */ + ret = bus->write(bus, 0, MII_MMD_CTRL, devad); + if (ret < 0) + goto err; + + /* Write the desired MMD register address */ + ret = bus->write(bus, 0, MII_MMD_DATA, prtad); + if (ret < 0) + goto err; + + /* Select the Function : DATA with no post increment */ + ret = bus->write(bus, 0, MII_MMD_CTRL, (devad | MII_MMD_CTRL_NOINCR)); + if (ret < 0) + goto err; + + /* Read the content of the MMD's selected register */ + value = bus->read(bus, 0, MII_MMD_DATA); + + return value; +err: + dev_err(&bus->dev, "failed to read mmd register\n"); + + return ret; +} + +static int +core_write_mmd_indirect(struct mt7530_priv *priv, int prtad, + int devad, u32 data) +{ + struct mii_bus *bus = priv->bus; + int ret; + + /* Write the desired MMD Devad */ + ret = bus->write(bus, 0, MII_MMD_CTRL, devad); + if (ret < 0) + goto err; + + /* Write the desired MMD register address */ + ret = bus->write(bus, 0, MII_MMD_DATA, prtad); + if (ret < 0) + goto err; + + /* Select the Function : DATA with no post increment */ + ret = bus->write(bus, 0, MII_MMD_CTRL, (devad | MII_MMD_CTRL_NOINCR)); + if (ret < 0) + goto err; + + /* Write the data into MMD's selected register */ + ret = bus->write(bus, 0, MII_MMD_DATA, data); +err: + if (ret < 0) + dev_err(&bus->dev, + "failed to write mmd register\n"); + return ret; +} + +static void +core_write(struct mt7530_priv *priv, u32 reg, u32 val) +{ + struct mii_bus *bus = priv->bus; + + mutex_lock_nested(&bus->mdio_lock, MDIO_MUTEX_NESTED); + + core_write_mmd_indirect(priv, reg, MDIO_MMD_VEND2, val); + + mutex_unlock(&bus->mdio_lock); +} + +static void +core_rmw(struct mt7530_priv *priv, u32 reg, u32 mask, u32 set) +{ + struct mii_bus *bus = priv->bus; + u32 val; + + mutex_lock_nested(&bus->mdio_lock, MDIO_MUTEX_NESTED); + + val = core_read_mmd_indirect(priv, reg, MDIO_MMD_VEND2); + val &= ~mask; + val |= set; + core_write_mmd_indirect(priv, reg, MDIO_MMD_VEND2, val); + + mutex_unlock(&bus->mdio_lock); +} + +static void +core_set(struct mt7530_priv *priv, u32 reg, u32 val) +{ + core_rmw(priv, reg, 0, val); +} + +static void +core_clear(struct mt7530_priv *priv, u32 reg, u32 val) +{ + core_rmw(priv, reg, val, 0); +} + +static int +mt7530_mii_write(struct mt7530_priv *priv, u32 reg, u32 val) +{ + struct mii_bus *bus = priv->bus; + u16 page, r, lo, hi; + int ret; + + page = (reg >> 6) & 0x3ff; + r = (reg >> 2) & 0xf; + lo = val & 0xffff; + hi = val >> 16; + + /* MT7530 uses 31 as the pseudo port */ + ret = bus->write(bus, 0x1f, 0x1f, page); + if (ret < 0) + goto err; + + ret = bus->write(bus, 0x1f, r, lo); + if (ret < 0) + goto err; + + ret = bus->write(bus, 0x1f, 0x10, hi); +err: + if (ret < 0) + dev_err(&bus->dev, + "failed to write mt7530 register\n"); + return ret; +} + +static u32 +mt7530_mii_read(struct mt7530_priv *priv, u32 reg) +{ + struct mii_bus *bus = priv->bus; + u16 page, r, lo, hi; + int ret; + + page = (reg >> 6) & 0x3ff; + r = (reg >> 2) & 0xf; + + /* MT7530 uses 31 as the pseudo port */ + ret = bus->write(bus, 0x1f, 0x1f, page); + if (ret < 0) { + dev_err(&bus->dev, + "failed to read mt7530 register\n"); + return ret; + } + + lo = bus->read(bus, 0x1f, r); + hi = bus->read(bus, 0x1f, 0x10); + + return (hi << 16) | (lo & 0xffff); +} + +static void +mt7530_write(struct mt7530_priv *priv, u32 reg, u32 val) +{ + struct mii_bus *bus = priv->bus; + + mutex_lock_nested(&bus->mdio_lock, MDIO_MUTEX_NESTED); + + mt7530_mii_write(priv, reg, val); + + mutex_unlock(&bus->mdio_lock); +} + +static u32 +_mt7530_read(struct mt7530_dummy_poll *p) +{ + struct mii_bus *bus = p->priv->bus; + u32 val; + + mutex_lock_nested(&bus->mdio_lock, MDIO_MUTEX_NESTED); + + val = mt7530_mii_read(p->priv, p->reg); + + mutex_unlock(&bus->mdio_lock); + + return val; +} + +static u32 +mt7530_read(struct mt7530_priv *priv, u32 reg) +{ + struct mt7530_dummy_poll p; + + INIT_MT7530_DUMMY_POLL(&p, priv, reg); + return _mt7530_read(&p); +} + +static void +mt7530_rmw(struct mt7530_priv *priv, u32 reg, + u32 mask, u32 set) +{ + struct mii_bus *bus = priv->bus; + u32 val; + + mutex_lock_nested(&bus->mdio_lock, MDIO_MUTEX_NESTED); + + val = mt7530_mii_read(priv, reg); + val &= ~mask; + val |= set; + mt7530_mii_write(priv, reg, val); + + mutex_unlock(&bus->mdio_lock); +} + +static void +mt7530_set(struct mt7530_priv *priv, u32 reg, u32 val) +{ + mt7530_rmw(priv, reg, 0, val); +} + +static void +mt7530_clear(struct mt7530_priv *priv, u32 reg, u32 val) +{ + mt7530_rmw(priv, reg, val, 0); +} + +static int +mt7530_fdb_cmd(struct mt7530_priv *priv, enum mt7530_fdb_cmd cmd, u32 *rsp) +{ + u32 val; + int ret; + struct mt7530_dummy_poll p; + + /* Set the command operating upon the MAC address entries */ + val = ATC_BUSY | ATC_MAT(0) | cmd; + mt7530_write(priv, MT7530_ATC, val); + + INIT_MT7530_DUMMY_POLL(&p, priv, MT7530_ATC); + ret = readx_poll_timeout(_mt7530_read, &p, val, + !(val & ATC_BUSY), 20, 20000); + if (ret < 0) { + dev_err(priv->dev, "reset timeout\n"); + return ret; + } + + /* Additional sanity for read command if the specified + * entry is invalid + */ + val = mt7530_read(priv, MT7530_ATC); + if ((cmd == MT7530_FDB_READ) && (val & ATC_INVALID)) + return -EINVAL; + + if (rsp) + *rsp = val; + + return 0; +} + +static void +mt7530_fdb_read(struct mt7530_priv *priv, struct mt7530_fdb *fdb) +{ + u32 reg[3]; + int i; + + /* Read from ARL table into an array */ + for (i = 0; i < 3; i++) { + reg[i] = mt7530_read(priv, MT7530_TSRA1 + (i * 4)); + + dev_dbg(priv->dev, "%s(%d) reg[%d]=0x%x\n", + __func__, __LINE__, i, reg[i]); + } + + fdb->vid = (reg[1] >> CVID) & CVID_MASK; + fdb->aging = (reg[2] >> AGE_TIMER) & AGE_TIMER_MASK; + fdb->port_mask = (reg[2] >> PORT_MAP) & PORT_MAP_MASK; + fdb->mac[0] = (reg[0] >> MAC_BYTE_0) & MAC_BYTE_MASK; + fdb->mac[1] = (reg[0] >> MAC_BYTE_1) & MAC_BYTE_MASK; + fdb->mac[2] = (reg[0] >> MAC_BYTE_2) & MAC_BYTE_MASK; + fdb->mac[3] = (reg[0] >> MAC_BYTE_3) & MAC_BYTE_MASK; + fdb->mac[4] = (reg[1] >> MAC_BYTE_4) & MAC_BYTE_MASK; + fdb->mac[5] = (reg[1] >> MAC_BYTE_5) & MAC_BYTE_MASK; + fdb->noarp = ((reg[2] >> ENT_STATUS) & ENT_STATUS_MASK) == STATIC_ENT; +} + +static void +mt7530_fdb_write(struct mt7530_priv *priv, u16 vid, + u8 port_mask, const u8 *mac, + u8 aging, u8 type) +{ + u32 reg[3] = { 0 }; + int i; + + reg[1] |= vid & CVID_MASK; + reg[2] |= (aging & AGE_TIMER_MASK) << AGE_TIMER; + reg[2] |= (port_mask & PORT_MAP_MASK) << PORT_MAP; + /* STATIC_ENT indicate that entry is static wouldn't + * be aged out and STATIC_EMP specified as erasing an + * entry + */ + reg[2] |= (type & ENT_STATUS_MASK) << ENT_STATUS; + reg[1] |= mac[5] << MAC_BYTE_5; + reg[1] |= mac[4] << MAC_BYTE_4; + reg[0] |= mac[3] << MAC_BYTE_3; + reg[0] |= mac[2] << MAC_BYTE_2; + reg[0] |= mac[1] << MAC_BYTE_1; + reg[0] |= mac[0] << MAC_BYTE_0; + + /* Write array into the ARL table */ + for (i = 0; i < 3; i++) + mt7530_write(priv, MT7530_ATA1 + (i * 4), reg[i]); +} + +static int +mt7530_pad_clk_setup(struct dsa_switch *ds, int mode) +{ + struct mt7530_priv *priv = ds->priv; + u32 ncpo1, ssc_delta, trgint, i; + + switch (mode) { + case PHY_INTERFACE_MODE_RGMII: + trgint = 0; + ncpo1 = 0x0c80; + ssc_delta = 0x87; + break; + case PHY_INTERFACE_MODE_TRGMII: + trgint = 1; + ncpo1 = 0x1400; + ssc_delta = 0x57; + break; + default: + dev_err(priv->dev, "xMII mode %d not supported\n", mode); + return -EINVAL; + } + + mt7530_rmw(priv, MT7530_P6ECR, P6_INTF_MODE_MASK, + P6_INTF_MODE(trgint)); + + /* Lower Tx Driving for TRGMII path */ + for (i = 0 ; i < NUM_TRGMII_CTRL ; i++) + mt7530_write(priv, MT7530_TRGMII_TD_ODT(i), + TD_DM_DRVP(8) | TD_DM_DRVN(8)); + + /* Setup core clock for MT7530 */ + if (!trgint) { + /* Disable MT7530 core clock */ + core_clear(priv, CORE_TRGMII_GSW_CLK_CG, REG_GSWCK_EN); + + /* Disable PLL, since phy_device has not yet been created + * provided for phy_[read,write]_mmd_indirect is called, we + * provide our own core_write_mmd_indirect to complete this + * function. + */ + core_write_mmd_indirect(priv, + CORE_GSWPLL_GRP1, + MDIO_MMD_VEND2, + 0); + + /* Set core clock into 500Mhz */ + core_write(priv, CORE_GSWPLL_GRP2, + RG_GSWPLL_POSDIV_500M(1) | + RG_GSWPLL_FBKDIV_500M(25)); + + /* Enable PLL */ + core_write(priv, CORE_GSWPLL_GRP1, + RG_GSWPLL_EN_PRE | + RG_GSWPLL_POSDIV_200M(2) | + RG_GSWPLL_FBKDIV_200M(32)); + + /* Enable MT7530 core clock */ + core_set(priv, CORE_TRGMII_GSW_CLK_CG, REG_GSWCK_EN); + } + + /* Setup the MT7530 TRGMII Tx Clock */ + core_set(priv, CORE_TRGMII_GSW_CLK_CG, REG_GSWCK_EN); + core_write(priv, CORE_PLL_GROUP5, RG_LCDDS_PCW_NCPO1(ncpo1)); + core_write(priv, CORE_PLL_GROUP6, RG_LCDDS_PCW_NCPO0(0)); + core_write(priv, CORE_PLL_GROUP10, RG_LCDDS_SSC_DELTA(ssc_delta)); + core_write(priv, CORE_PLL_GROUP11, RG_LCDDS_SSC_DELTA1(ssc_delta)); + core_write(priv, CORE_PLL_GROUP4, + RG_SYSPLL_DDSFBK_EN | RG_SYSPLL_BIAS_EN | + RG_SYSPLL_BIAS_LPF_EN); + core_write(priv, CORE_PLL_GROUP2, + RG_SYSPLL_EN_NORMAL | RG_SYSPLL_VODEN | + RG_SYSPLL_POSDIV(1)); + core_write(priv, CORE_PLL_GROUP7, + RG_LCDDS_PCW_NCPO_CHG | RG_LCCDS_C(3) | + RG_LCDDS_PWDB | RG_LCDDS_ISO_EN); + core_set(priv, CORE_TRGMII_GSW_CLK_CG, + REG_GSWCK_EN | REG_TRGMIICK_EN); + + if (!trgint) + for (i = 0 ; i < NUM_TRGMII_CTRL; i++) + mt7530_rmw(priv, MT7530_TRGMII_RD(i), + RD_TAP_MASK, RD_TAP(16)); + else + mt7623_trgmii_set(priv, GSW_INTF_MODE, INTF_MODE_TRGMII); + + return 0; +} + +static int +mt7623_pad_clk_setup(struct dsa_switch *ds) +{ + struct mt7530_priv *priv = ds->priv; + int i; + + for (i = 0 ; i < NUM_TRGMII_CTRL; i++) + mt7623_trgmii_write(priv, GSW_TRGMII_TD_ODT(i), + TD_DM_DRVP(8) | TD_DM_DRVN(8)); + + mt7623_trgmii_set(priv, GSW_TRGMII_RCK_CTRL, RX_RST | RXC_DQSISEL); + mt7623_trgmii_clear(priv, GSW_TRGMII_RCK_CTRL, RX_RST); + + return 0; +} + +static void +mt7530_mib_reset(struct dsa_switch *ds) +{ + struct mt7530_priv *priv = ds->priv; + + mt7530_write(priv, MT7530_MIB_CCR, CCR_MIB_FLUSH); + mt7530_write(priv, MT7530_MIB_CCR, CCR_MIB_ACTIVATE); +} + +static void +mt7530_port_set_status(struct mt7530_priv *priv, int port, int enable) +{ + u32 mask = PMCR_TX_EN | PMCR_RX_EN; + + if (enable) + mt7530_set(priv, MT7530_PMCR_P(port), mask); + else + mt7530_clear(priv, MT7530_PMCR_P(port), mask); +} + +static int mt7530_phy_read(struct dsa_switch *ds, int port, int regnum) +{ + struct mt7530_priv *priv = ds->priv; + + return mdiobus_read_nested(priv->bus, port, regnum); +} + +int mt7530_phy_write(struct dsa_switch *ds, int port, int regnum, u16 val) +{ + struct mt7530_priv *priv = ds->priv; + + return mdiobus_write_nested(priv->bus, port, regnum, val); +} + +static void +mt7530_get_strings(struct dsa_switch *ds, int port, uint8_t *data) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(mt7530_mib); i++) + strncpy(data + i * ETH_GSTRING_LEN, mt7530_mib[i].name, + ETH_GSTRING_LEN); +} + +static void +mt7530_get_ethtool_stats(struct dsa_switch *ds, int port, + uint64_t *data) +{ + struct mt7530_priv *priv = ds->priv; + const struct mt7530_mib_desc *mib; + u32 reg, i; + u64 hi; + + for (i = 0; i < ARRAY_SIZE(mt7530_mib); i++) { + mib = &mt7530_mib[i]; + reg = MT7530_PORT_MIB_COUNTER(port) + mib->offset; + + data[i] = mt7530_read(priv, reg); + if (mib->size == 2) { + hi = mt7530_read(priv, reg + 4); + data[i] |= hi << 32; + } + } +} + +static int +mt7530_get_sset_count(struct dsa_switch *ds) +{ + return ARRAY_SIZE(mt7530_mib); +} + +static void mt7530_adjust_link(struct dsa_switch *ds, int port, + struct phy_device *phydev) +{ + struct mt7530_priv *priv = ds->priv; + + if (phy_is_pseudo_fixed_link(phydev)) { + dev_dbg(priv->dev, "phy-mode for master device = %x\n", + phydev->interface); + + /* Setup TX circuit incluing relevant PAD and driving */ + mt7530_pad_clk_setup(ds, phydev->interface); + + /* Setup RX circuit, relevant PAD and driving on the host + * which must be placed after the setup on the device side is + * all finished. + */ + mt7623_pad_clk_setup(ds); + } +} + +static int +mt7530_cpu_port_enable(struct mt7530_priv *priv, + int port) +{ + /* Enable Mediatek header mode on the cpu port */ + mt7530_write(priv, MT7530_PVC_P(port), + PORT_SPEC_TAG); + + /* Setup the MAC by default for the cpu port */ + mt7530_write(priv, MT7530_PMCR_P(port), PMCR_CPUP_LINK); + + /* Disable auto learning on the cpu port */ + mt7530_set(priv, MT7530_PSC_P(port), SA_DIS); + + /* Unknown unicast frame fordwarding to the cpu port */ + mt7530_set(priv, MT7530_MFC, UNU_FFP(BIT(port))); + + /* CPU port gets connected to all user ports of + * the switch + */ + mt7530_write(priv, MT7530_PCR_P(port), + PCR_MATRIX(priv->ds->enabled_port_mask)); + + return 0; +} + +static int +mt7530_port_enable(struct dsa_switch *ds, int port, + struct phy_device *phy) +{ + struct mt7530_priv *priv = ds->priv; + + mutex_lock(&priv->reg_mutex); + + /* Setup the MAC for the user port */ + mt7530_write(priv, MT7530_PMCR_P(port), PMCR_USERP_LINK); + + /* Allow the user port gets connected to the cpu port and also + * restore the port matrix if the port is the member of a certain + * bridge. + */ + priv->ports[port].pm |= PCR_MATRIX(BIT(MT7530_CPU_PORT)); + priv->ports[port].enable = true; + mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK, + priv->ports[port].pm); + mt7530_port_set_status(priv, port, 1); + + mutex_unlock(&priv->reg_mutex); + + return 0; +} + +static void +mt7530_port_disable(struct dsa_switch *ds, int port, + struct phy_device *phy) +{ + struct mt7530_priv *priv = ds->priv; + + mutex_lock(&priv->reg_mutex); + + /* Clear up all port matrix which could be restored in the next + * enablement for the port. + */ + priv->ports[port].enable = false; + mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK, + PCR_MATRIX_CLR); + mt7530_port_set_status(priv, port, 0); + + mutex_unlock(&priv->reg_mutex); +} + +static void +mt7530_stp_state_set(struct dsa_switch *ds, int port, u8 state) +{ + struct mt7530_priv *priv = ds->priv; + u32 stp_state; + + switch (state) { + case BR_STATE_DISABLED: + stp_state = MT7530_STP_DISABLED; + break; + case BR_STATE_BLOCKING: + stp_state = MT7530_STP_BLOCKING; + break; + case BR_STATE_LISTENING: + stp_state = MT7530_STP_LISTENING; + break; + case BR_STATE_LEARNING: + stp_state = MT7530_STP_LEARNING; + break; + case BR_STATE_FORWARDING: + default: + stp_state = MT7530_STP_FORWARDING; + break; + } + + mt7530_rmw(priv, MT7530_SSP_P(port), FID_PST_MASK, stp_state); +} + +static int +mt7530_port_bridge_join(struct dsa_switch *ds, int port, + struct net_device *bridge) +{ + struct mt7530_priv *priv = ds->priv; + u32 port_bitmap = BIT(MT7530_CPU_PORT); + int i; + + mutex_lock(&priv->reg_mutex); + + for (i = 0; i < MT7530_NUM_PORTS; i++) { + /* Add this port to the port matrix of the other ports in the + * same bridge. If the port is disabled, port matrix is kept + * and not being setup until the port becomes enabled. + */ + if (ds->enabled_port_mask & BIT(i) && i != port) { + if (ds->ports[i].bridge_dev != bridge) + continue; + if (priv->ports[i].enable) + mt7530_set(priv, MT7530_PCR_P(i), + PCR_MATRIX(BIT(port))); + priv->ports[i].pm |= PCR_MATRIX(BIT(port)); + + port_bitmap |= BIT(i); + } + } + + /* Add the all other ports to this port matrix. */ + if (priv->ports[port].enable) + mt7530_rmw(priv, MT7530_PCR_P(port), + PCR_MATRIX_MASK, PCR_MATRIX(port_bitmap)); + priv->ports[port].pm |= PCR_MATRIX(port_bitmap); + + mutex_unlock(&priv->reg_mutex); + + return 0; +} + +static void +mt7530_port_bridge_leave(struct dsa_switch *ds, int port, + struct net_device *bridge) +{ + struct mt7530_priv *priv = ds->priv; + int i; + + mutex_lock(&priv->reg_mutex); + + for (i = 0; i < MT7530_NUM_PORTS; i++) { + /* Remove this port from the port matrix of the other ports + * in the same bridge. If the port is disabled, port matrix + * is kept and not being setup until the port becomes enabled. + */ + if (ds->enabled_port_mask & BIT(i) && i != port) { + if (ds->ports[i].bridge_dev != bridge) + continue; + if (priv->ports[i].enable) + mt7530_clear(priv, MT7530_PCR_P(i), + PCR_MATRIX(BIT(port))); + priv->ports[i].pm &= ~PCR_MATRIX(BIT(port)); + } + } + + /* Set the cpu port to be the only one in the port matrix of + * this port. + */ + if (priv->ports[port].enable) + mt7530_rmw(priv, MT7530_PCR_P(port), PCR_MATRIX_MASK, + PCR_MATRIX(BIT(MT7530_CPU_PORT))); + priv->ports[port].pm = PCR_MATRIX(BIT(MT7530_CPU_PORT)); + + mutex_unlock(&priv->reg_mutex); +} + +static int +mt7530_port_fdb_prepare(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans) +{ + struct mt7530_priv *priv = ds->priv; + int ret; + + /* Because auto-learned entrie shares the same FDB table. + * an entry is reserved with no port_mask to make sure fdb_add + * is called while the entry is still available. + */ + mutex_lock(&priv->reg_mutex); + mt7530_fdb_write(priv, fdb->vid, 0, fdb->addr, -1, STATIC_ENT); + ret = mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0); + mutex_unlock(&priv->reg_mutex); + + return ret; +} + +static void +mt7530_port_fdb_add(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans) +{ + struct mt7530_priv *priv = ds->priv; + u8 port_mask = BIT(port); + + mutex_lock(&priv->reg_mutex); + mt7530_fdb_write(priv, fdb->vid, port_mask, fdb->addr, -1, STATIC_ENT); + mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0); + mutex_unlock(&priv->reg_mutex); +} + +static int +mt7530_port_fdb_del(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb) +{ + struct mt7530_priv *priv = ds->priv; + int ret; + u8 port_mask = BIT(port); + + mutex_lock(&priv->reg_mutex); + mt7530_fdb_write(priv, fdb->vid, port_mask, fdb->addr, -1, STATIC_EMP); + ret = mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0); + mutex_unlock(&priv->reg_mutex); + + return ret; +} + +static int +mt7530_port_fdb_dump(struct dsa_switch *ds, int port, + struct switchdev_obj_port_fdb *fdb, + int (*cb)(struct switchdev_obj *obj)) +{ + struct mt7530_priv *priv = ds->priv; + struct mt7530_fdb _fdb = { 0 }; + int cnt = MT7530_NUM_FDB_RECORDS; + int ret = 0; + u32 rsp = 0; + + mutex_lock(&priv->reg_mutex); + + ret = mt7530_fdb_cmd(priv, MT7530_FDB_START, &rsp); + if (ret < 0) + goto err; + + do { + if (rsp & ATC_SRCH_HIT) { + mt7530_fdb_read(priv, &_fdb); + if (_fdb.port_mask & BIT(port)) { + ether_addr_copy(fdb->addr, _fdb.mac); + fdb->vid = _fdb.vid; + fdb->ndm_state = _fdb.noarp ? + NUD_NOARP : NUD_REACHABLE; + ret = cb(&fdb->obj); + if (ret < 0) + break; + } + } + } while (--cnt && + !(rsp & ATC_SRCH_END) && + !mt7530_fdb_cmd(priv, MT7530_FDB_NEXT, &rsp)); +err: + mutex_unlock(&priv->reg_mutex); + + return 0; +} + +static enum dsa_tag_protocol +mtk_get_tag_protocol(struct dsa_switch *ds) +{ + struct mt7530_priv *priv = ds->priv; + + if (!dsa_is_cpu_port(ds, MT7530_CPU_PORT)) { + dev_warn(priv->dev, + "port not matched with tagging CPU port\n"); + return DSA_TAG_PROTO_NONE; + } else { + return DSA_TAG_PROTO_MTK; + } +} + +static int +mt7530_setup(struct dsa_switch *ds) +{ + struct mt7530_priv *priv = ds->priv; + int ret, i; + u32 id, val; + struct device_node *dn; + struct mt7530_dummy_poll p; + + /* The parent node of master_netdev which holds the common system + * controller also is the container for two GMACs nodes representing + * as two netdev instances. + */ + dn = ds->master_netdev->dev.of_node->parent; + priv->ethernet = syscon_node_to_regmap(dn); + if (IS_ERR(priv->ethernet)) + return PTR_ERR(priv->ethernet); + + regulator_set_voltage(priv->core_pwr, 1000000, 1000000); + ret = regulator_enable(priv->core_pwr); + if (ret < 0) { + dev_err(priv->dev, + "Failed to enable core power: %d\n", ret); + return ret; + } + + regulator_set_voltage(priv->io_pwr, 3300000, 3300000); + ret = regulator_enable(priv->io_pwr); + if (ret < 0) { + dev_err(priv->dev, "Failed to enable io pwr: %d\n", + ret); + return ret; + } + + /* Reset whole chip through gpio pin or memory-mapped registers for + * different type of hardware + */ + if (priv->mcm) { + reset_control_assert(priv->rstc); + usleep_range(1000, 1100); + reset_control_deassert(priv->rstc); + } else { + gpiod_set_value_cansleep(priv->reset, 0); + usleep_range(1000, 1100); + gpiod_set_value_cansleep(priv->reset, 1); + } + + /* Waiting for MT7530 got to stable */ + INIT_MT7530_DUMMY_POLL(&p, priv, MT7530_HWTRAP); + ret = readx_poll_timeout(_mt7530_read, &p, val, val != 0, + 20, 1000000); + if (ret < 0) { + dev_err(priv->dev, "reset timeout\n"); + return ret; + } + + id = mt7530_read(priv, MT7530_CREV); + id >>= CHIP_NAME_SHIFT; + if (id != MT7530_ID) { + dev_err(priv->dev, "chip %x can't be supported\n", id); + return -ENODEV; + } + + /* Reset the switch through internal reset */ + mt7530_write(priv, MT7530_SYS_CTRL, + SYS_CTRL_PHY_RST | SYS_CTRL_SW_RST | + SYS_CTRL_REG_RST); + + /* Enable Port 6 only; P5 as GMAC5 which currently is not supported */ + val = mt7530_read(priv, MT7530_MHWTRAP); + val &= ~MHWTRAP_P6_DIS & ~MHWTRAP_PHY_ACCESS; + val |= MHWTRAP_MANUAL; + mt7530_write(priv, MT7530_MHWTRAP, val); + + /* Enable and reset MIB counters */ + mt7530_mib_reset(ds); + + mt7530_clear(priv, MT7530_MFC, UNU_FFP_MASK); + + for (i = 0; i < MT7530_NUM_PORTS; i++) { + /* Disable forwarding by default on all ports */ + mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK, + PCR_MATRIX_CLR); + + if (dsa_is_cpu_port(ds, i)) + mt7530_cpu_port_enable(priv, i); + else + mt7530_port_disable(ds, i, NULL); + } + + /* Flush the FDB table */ + ret = mt7530_fdb_cmd(priv, MT7530_FDB_FLUSH, 0); + if (ret < 0) + return ret; + + return 0; +} + +static struct dsa_switch_ops mt7530_switch_ops = { + .get_tag_protocol = mtk_get_tag_protocol, + .setup = mt7530_setup, + .get_strings = mt7530_get_strings, + .phy_read = mt7530_phy_read, + .phy_write = mt7530_phy_write, + .get_ethtool_stats = mt7530_get_ethtool_stats, + .get_sset_count = mt7530_get_sset_count, + .adjust_link = mt7530_adjust_link, + .port_enable = mt7530_port_enable, + .port_disable = mt7530_port_disable, + .port_stp_state_set = mt7530_stp_state_set, + .port_bridge_join = mt7530_port_bridge_join, + .port_bridge_leave = mt7530_port_bridge_leave, + .port_fdb_prepare = mt7530_port_fdb_prepare, + .port_fdb_add = mt7530_port_fdb_add, + .port_fdb_del = mt7530_port_fdb_del, + .port_fdb_dump = mt7530_port_fdb_dump, +}; + +static int +mt7530_probe(struct mdio_device *mdiodev) +{ + struct mt7530_priv *priv; + struct device_node *dn; + + dn = mdiodev->dev.of_node; + + priv = devm_kzalloc(&mdiodev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->ds = dsa_switch_alloc(&mdiodev->dev, DSA_MAX_PORTS); + if (!priv->ds) + return -ENOMEM; + + /* Use medatek,mcm property to distinguish hardware type that would + * casues a little bit differences on power-on sequence. + */ + priv->mcm = of_property_read_bool(dn, "mediatek,mcm"); + if (priv->mcm) { + dev_info(&mdiodev->dev, "MT7530 adapts as multi-chip module\n"); + + priv->rstc = devm_reset_control_get(&mdiodev->dev, "mcm"); + if (IS_ERR(priv->rstc)) { + dev_err(&mdiodev->dev, "Couldn't get our reset line\n"); + return PTR_ERR(priv->rstc); + } + } + + priv->core_pwr = devm_regulator_get(&mdiodev->dev, "core"); + if (IS_ERR(priv->core_pwr)) + return PTR_ERR(priv->core_pwr); + + priv->io_pwr = devm_regulator_get(&mdiodev->dev, "io"); + if (IS_ERR(priv->io_pwr)) + return PTR_ERR(priv->io_pwr); + + /* Not MCM that indicates switch works as the remote standalone + * integrated circuit so the GPIO pin would be used to complete + * the reset, otherwise memory-mapped register accessing used + * through syscon provides in the case of MCM. + */ + if (!priv->mcm) { + priv->reset = devm_gpiod_get_optional(&mdiodev->dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(priv->reset)) { + dev_err(&mdiodev->dev, "Couldn't get our reset line\n"); + return PTR_ERR(priv->reset); + } + } + + priv->bus = mdiodev->bus; + priv->dev = &mdiodev->dev; + priv->ds->priv = priv; + priv->ds->ops = &mt7530_switch_ops; + mutex_init(&priv->reg_mutex); + dev_set_drvdata(&mdiodev->dev, priv); + + return dsa_register_switch(priv->ds, &mdiodev->dev); +} + +static void +mt7530_remove(struct mdio_device *mdiodev) +{ + struct mt7530_priv *priv = dev_get_drvdata(&mdiodev->dev); + int ret = 0; + + ret = regulator_disable(priv->core_pwr); + if (ret < 0) + dev_err(priv->dev, + "Failed to disable core power: %d\n", ret); + + ret = regulator_disable(priv->io_pwr); + if (ret < 0) + dev_err(priv->dev, "Failed to disable io pwr: %d\n", + ret); + + dsa_unregister_switch(priv->ds); + mutex_destroy(&priv->reg_mutex); +} + +static const struct of_device_id mt7530_of_match[] = { + { .compatible = "mediatek,mt7530" }, + { /* sentinel */ }, +}; + +static struct mdio_driver mt7530_mdio_driver = { + .probe = mt7530_probe, + .remove = mt7530_remove, + .mdiodrv.driver = { + .name = "mt7530", + .of_match_table = mt7530_of_match, + }, +}; + +mdio_module_driver(mt7530_mdio_driver); + +MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); +MODULE_DESCRIPTION("Driver for Mediatek MT7530 Switch"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:mediatek-mt7530"); diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h new file mode 100644 index 000000000000..b83d76b99802 --- /dev/null +++ b/drivers/net/dsa/mt7530.h @@ -0,0 +1,402 @@ +/* + * Copyright (C) 2017 Sean Wang <sean.wang@mediatek.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __MT7530_H +#define __MT7530_H + +#define MT7530_NUM_PORTS 7 +#define MT7530_CPU_PORT 6 +#define MT7530_NUM_FDB_RECORDS 2048 + +#define NUM_TRGMII_CTRL 5 + +#define TRGMII_BASE(x) (0x10000 + (x)) + +/* Registers to ethsys access */ +#define ETHSYS_CLKCFG0 0x2c +#define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11) + +#define SYSC_REG_RSTCTRL 0x34 +#define RESET_MCM BIT(2) + +/* Registers to mac forward control for unknown frames */ +#define MT7530_MFC 0x10 +#define BC_FFP(x) (((x) & 0xff) << 24) +#define UNM_FFP(x) (((x) & 0xff) << 16) +#define UNU_FFP(x) (((x) & 0xff) << 8) +#define UNU_FFP_MASK UNU_FFP(~0) + +/* Registers for address table access */ +#define MT7530_ATA1 0x74 +#define STATIC_EMP 0 +#define STATIC_ENT 3 +#define MT7530_ATA2 0x78 + +/* Register for address table write data */ +#define MT7530_ATWD 0x7c + +/* Register for address table control */ +#define MT7530_ATC 0x80 +#define ATC_HASH (((x) & 0xfff) << 16) +#define ATC_BUSY BIT(15) +#define ATC_SRCH_END BIT(14) +#define ATC_SRCH_HIT BIT(13) +#define ATC_INVALID BIT(12) +#define ATC_MAT(x) (((x) & 0xf) << 8) +#define ATC_MAT_MACTAB ATC_MAT(0) + +enum mt7530_fdb_cmd { + MT7530_FDB_READ = 0, + MT7530_FDB_WRITE = 1, + MT7530_FDB_FLUSH = 2, + MT7530_FDB_START = 4, + MT7530_FDB_NEXT = 5, +}; + +/* Registers for table search read address */ +#define MT7530_TSRA1 0x84 +#define MAC_BYTE_0 24 +#define MAC_BYTE_1 16 +#define MAC_BYTE_2 8 +#define MAC_BYTE_3 0 +#define MAC_BYTE_MASK 0xff + +#define MT7530_TSRA2 0x88 +#define MAC_BYTE_4 24 +#define MAC_BYTE_5 16 +#define CVID 0 +#define CVID_MASK 0xfff + +#define MT7530_ATRD 0x8C +#define AGE_TIMER 24 +#define AGE_TIMER_MASK 0xff +#define PORT_MAP 4 +#define PORT_MAP_MASK 0xff +#define ENT_STATUS 2 +#define ENT_STATUS_MASK 0x3 + +/* Register for vlan table control */ +#define MT7530_VTCR 0x90 +#define VTCR_BUSY BIT(31) +#define VTCR_FUNC (((x) & 0xf) << 12) +#define VTCR_FUNC_RD_VID 0x1 +#define VTCR_FUNC_WR_VID 0x2 +#define VTCR_FUNC_INV_VID 0x3 +#define VTCR_FUNC_VAL_VID 0x4 +#define VTCR_VID ((x) & 0xfff) + +/* Register for setup vlan and acl write data */ +#define MT7530_VAWD1 0x94 +#define PORT_STAG BIT(31) +#define IVL_MAC BIT(30) +#define PORT_MEM(x) (((x) & 0xff) << 16) +#define VALID BIT(1) + +#define MT7530_VAWD2 0x98 + +/* Register for port STP state control */ +#define MT7530_SSP_P(x) (0x2000 + ((x) * 0x100)) +#define FID_PST(x) ((x) & 0x3) +#define FID_PST_MASK FID_PST(0x3) + +enum mt7530_stp_state { + MT7530_STP_DISABLED = 0, + MT7530_STP_BLOCKING = 1, + MT7530_STP_LISTENING = 1, + MT7530_STP_LEARNING = 2, + MT7530_STP_FORWARDING = 3 +}; + +/* Register for port control */ +#define MT7530_PCR_P(x) (0x2004 + ((x) * 0x100)) +#define PORT_VLAN(x) ((x) & 0x3) +#define PCR_MATRIX(x) (((x) & 0xff) << 16) +#define PORT_PRI(x) (((x) & 0x7) << 24) +#define EG_TAG(x) (((x) & 0x3) << 28) +#define PCR_MATRIX_MASK PCR_MATRIX(0xff) +#define PCR_MATRIX_CLR PCR_MATRIX(0) + +/* Register for port security control */ +#define MT7530_PSC_P(x) (0x200c + ((x) * 0x100)) +#define SA_DIS BIT(4) + +/* Register for port vlan control */ +#define MT7530_PVC_P(x) (0x2010 + ((x) * 0x100)) +#define PORT_SPEC_TAG BIT(5) +#define VLAN_ATTR(x) (((x) & 0x3) << 6) +#define STAG_VPID (((x) & 0xffff) << 16) + +/* Register for port port-and-protocol based vlan 1 control */ +#define MT7530_PPBV1_P(x) (0x2014 + ((x) * 0x100)) + +/* Register for port MAC control register */ +#define MT7530_PMCR_P(x) (0x3000 + ((x) * 0x100)) +#define PMCR_IFG_XMIT(x) (((x) & 0x3) << 18) +#define PMCR_MAC_MODE BIT(16) +#define PMCR_FORCE_MODE BIT(15) +#define PMCR_TX_EN BIT(14) +#define PMCR_RX_EN BIT(13) +#define PMCR_BACKOFF_EN BIT(9) +#define PMCR_BACKPR_EN BIT(8) +#define PMCR_TX_FC_EN BIT(5) +#define PMCR_RX_FC_EN BIT(4) +#define PMCR_FORCE_SPEED_1000 BIT(3) +#define PMCR_FORCE_FDX BIT(1) +#define PMCR_FORCE_LNK BIT(0) +#define PMCR_COMMON_LINK (PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \ + PMCR_BACKOFF_EN | PMCR_BACKPR_EN | \ + PMCR_TX_EN | PMCR_RX_EN | \ + PMCR_TX_FC_EN | PMCR_RX_FC_EN) +#define PMCR_CPUP_LINK (PMCR_COMMON_LINK | PMCR_FORCE_MODE | \ + PMCR_FORCE_SPEED_1000 | \ + PMCR_FORCE_FDX | \ + PMCR_FORCE_LNK) +#define PMCR_USERP_LINK PMCR_COMMON_LINK +#define PMCR_FIXED_LINK (PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \ + PMCR_FORCE_MODE | PMCR_TX_EN | \ + PMCR_RX_EN | PMCR_BACKPR_EN | \ + PMCR_BACKOFF_EN | \ + PMCR_FORCE_SPEED_1000 | \ + PMCR_FORCE_FDX | \ + PMCR_FORCE_LNK) +#define PMCR_FIXED_LINK_FC (PMCR_FIXED_LINK | \ + PMCR_TX_FC_EN | PMCR_RX_FC_EN) + +#define MT7530_PMSR_P(x) (0x3008 + (x) * 0x100) + +/* Register for MIB */ +#define MT7530_PORT_MIB_COUNTER(x) (0x4000 + (x) * 0x100) +#define MT7530_MIB_CCR 0x4fe0 +#define CCR_MIB_ENABLE BIT(31) +#define CCR_RX_OCT_CNT_GOOD BIT(7) +#define CCR_RX_OCT_CNT_BAD BIT(6) +#define CCR_TX_OCT_CNT_GOOD BIT(5) +#define CCR_TX_OCT_CNT_BAD BIT(4) +#define CCR_MIB_FLUSH (CCR_RX_OCT_CNT_GOOD | \ + CCR_RX_OCT_CNT_BAD | \ + CCR_TX_OCT_CNT_GOOD | \ + CCR_TX_OCT_CNT_BAD) +#define CCR_MIB_ACTIVATE (CCR_MIB_ENABLE | \ + CCR_RX_OCT_CNT_GOOD | \ + CCR_RX_OCT_CNT_BAD | \ + CCR_TX_OCT_CNT_GOOD | \ + CCR_TX_OCT_CNT_BAD) +/* Register for system reset */ +#define MT7530_SYS_CTRL 0x7000 +#define SYS_CTRL_PHY_RST BIT(2) +#define SYS_CTRL_SW_RST BIT(1) +#define SYS_CTRL_REG_RST BIT(0) + +/* Register for hw trap status */ +#define MT7530_HWTRAP 0x7800 + +/* Register for hw trap modification */ +#define MT7530_MHWTRAP 0x7804 +#define MHWTRAP_MANUAL BIT(16) +#define MHWTRAP_P5_MAC_SEL BIT(13) +#define MHWTRAP_P6_DIS BIT(8) +#define MHWTRAP_P5_RGMII_MODE BIT(7) +#define MHWTRAP_P5_DIS BIT(6) +#define MHWTRAP_PHY_ACCESS BIT(5) + +/* Register for TOP signal control */ +#define MT7530_TOP_SIG_CTRL 0x7808 +#define TOP_SIG_CTRL_NORMAL (BIT(17) | BIT(16)) + +#define MT7530_IO_DRV_CR 0x7810 +#define P5_IO_CLK_DRV(x) ((x) & 0x3) +#define P5_IO_DATA_DRV(x) (((x) & 0x3) << 4) + +#define MT7530_P6ECR 0x7830 +#define P6_INTF_MODE_MASK 0x3 +#define P6_INTF_MODE(x) ((x) & 0x3) + +/* Registers for TRGMII on the both side */ +#define MT7530_TRGMII_RCK_CTRL 0x7a00 +#define GSW_TRGMII_RCK_CTRL 0x300 +#define RX_RST BIT(31) +#define RXC_DQSISEL BIT(30) +#define DQSI1_TAP_MASK (0x7f << 8) +#define DQSI0_TAP_MASK 0x7f +#define DQSI1_TAP(x) (((x) & 0x7f) << 8) +#define DQSI0_TAP(x) ((x) & 0x7f) + +#define MT7530_TRGMII_RCK_RTT 0x7a04 +#define GSW_TRGMII_RCK_RTT 0x304 +#define DQS1_GATE BIT(31) +#define DQS0_GATE BIT(30) + +#define MT7530_TRGMII_RD(x) (0x7a10 + (x) * 8) +#define GSW_TRGMII_RD(x) (0x310 + (x) * 8) +#define BSLIP_EN BIT(31) +#define EDGE_CHK BIT(30) +#define RD_TAP_MASK 0x7f +#define RD_TAP(x) ((x) & 0x7f) + +#define GSW_TRGMII_TXCTRL 0x340 +#define MT7530_TRGMII_TXCTRL 0x7a40 +#define TRAIN_TXEN BIT(31) +#define TXC_INV BIT(30) +#define TX_RST BIT(28) + +#define MT7530_TRGMII_TD_ODT(i) (0x7a54 + 8 * (i)) +#define GSW_TRGMII_TD_ODT(i) (0x354 + 8 * (i)) +#define TD_DM_DRVP(x) ((x) & 0xf) +#define TD_DM_DRVN(x) (((x) & 0xf) << 4) + +#define GSW_INTF_MODE 0x390 +#define INTF_MODE_TRGMII BIT(1) + +#define MT7530_TRGMII_TCK_CTRL 0x7a78 +#define TCK_TAP(x) (((x) & 0xf) << 8) + +#define MT7530_P5RGMIIRXCR 0x7b00 +#define CSR_RGMII_EDGE_ALIGN BIT(8) +#define CSR_RGMII_RXC_0DEG_CFG(x) ((x) & 0xf) + +#define MT7530_P5RGMIITXCR 0x7b04 +#define CSR_RGMII_TXC_CFG(x) ((x) & 0x1f) + +#define MT7530_CREV 0x7ffc +#define CHIP_NAME_SHIFT 16 +#define MT7530_ID 0x7530 + +/* Registers for core PLL access through mmd indirect */ +#define CORE_PLL_GROUP2 0x401 +#define RG_SYSPLL_EN_NORMAL BIT(15) +#define RG_SYSPLL_VODEN BIT(14) +#define RG_SYSPLL_LF BIT(13) +#define RG_SYSPLL_RST_DLY(x) (((x) & 0x3) << 12) +#define RG_SYSPLL_LVROD_EN BIT(10) +#define RG_SYSPLL_PREDIV(x) (((x) & 0x3) << 8) +#define RG_SYSPLL_POSDIV(x) (((x) & 0x3) << 5) +#define RG_SYSPLL_FBKSEL BIT(4) +#define RT_SYSPLL_EN_AFE_OLT BIT(0) + +#define CORE_PLL_GROUP4 0x403 +#define RG_SYSPLL_DDSFBK_EN BIT(12) +#define RG_SYSPLL_BIAS_EN BIT(11) +#define RG_SYSPLL_BIAS_LPF_EN BIT(10) + +#define CORE_PLL_GROUP5 0x404 +#define RG_LCDDS_PCW_NCPO1(x) ((x) & 0xffff) + +#define CORE_PLL_GROUP6 0x405 +#define RG_LCDDS_PCW_NCPO0(x) ((x) & 0xffff) + +#define CORE_PLL_GROUP7 0x406 +#define RG_LCDDS_PWDB BIT(15) +#define RG_LCDDS_ISO_EN BIT(13) +#define RG_LCCDS_C(x) (((x) & 0x7) << 4) +#define RG_LCDDS_PCW_NCPO_CHG BIT(3) + +#define CORE_PLL_GROUP10 0x409 +#define RG_LCDDS_SSC_DELTA(x) ((x) & 0xfff) + +#define CORE_PLL_GROUP11 0x40a +#define RG_LCDDS_SSC_DELTA1(x) ((x) & 0xfff) + +#define CORE_GSWPLL_GRP1 0x40d +#define RG_GSWPLL_PREDIV(x) (((x) & 0x3) << 14) +#define RG_GSWPLL_POSDIV_200M(x) (((x) & 0x3) << 12) +#define RG_GSWPLL_EN_PRE BIT(11) +#define RG_GSWPLL_FBKSEL BIT(10) +#define RG_GSWPLL_BP BIT(9) +#define RG_GSWPLL_BR BIT(8) +#define RG_GSWPLL_FBKDIV_200M(x) ((x) & 0xff) + +#define CORE_GSWPLL_GRP2 0x40e +#define RG_GSWPLL_POSDIV_500M(x) (((x) & 0x3) << 8) +#define RG_GSWPLL_FBKDIV_500M(x) ((x) & 0xff) + +#define CORE_TRGMII_GSW_CLK_CG 0x410 +#define REG_GSWCK_EN BIT(0) +#define REG_TRGMIICK_EN BIT(1) + +#define MIB_DESC(_s, _o, _n) \ + { \ + .size = (_s), \ + .offset = (_o), \ + .name = (_n), \ + } + +struct mt7530_mib_desc { + unsigned int size; + unsigned int offset; + const char *name; +}; + +struct mt7530_fdb { + u16 vid; + u8 port_mask; + u8 aging; + u8 mac[6]; + bool noarp; +}; + +struct mt7530_port { + bool enable; + u32 pm; +}; + +/* struct mt7530_priv - This is the main data structure for holding the state + * of the driver + * @dev: The device pointer + * @ds: The pointer to the dsa core structure + * @bus: The bus used for the device and built-in PHY + * @rstc: The pointer to reset control used by MCM + * @ethernet: The regmap used for access TRGMII-based registers + * @core_pwr: The power supplied into the core + * @io_pwr: The power supplied into the I/O + * @reset: The descriptor for GPIO line tied to its reset pin + * @mcm: Flag for distinguishing if standalone IC or module + * coupling + * @ports: Holding the state among ports + * @reg_mutex: The lock for protecting among process accessing + * registers + */ +struct mt7530_priv { + struct device *dev; + struct dsa_switch *ds; + struct mii_bus *bus; + struct reset_control *rstc; + struct regmap *ethernet; + struct regulator *core_pwr; + struct regulator *io_pwr; + struct gpio_desc *reset; + bool mcm; + + struct mt7530_port ports[MT7530_NUM_PORTS]; + /* protect among processes for registers access*/ + struct mutex reg_mutex; +}; + +struct mt7530_hw_stats { + const char *string; + u16 reg; + u8 sizeof_stat; +}; + +struct mt7530_dummy_poll { + struct mt7530_priv *priv; + u32 reg; +}; + +static inline void INIT_MT7530_DUMMY_POLL(struct mt7530_dummy_poll *p, + struct mt7530_priv *priv, u32 reg) +{ + p->priv = priv; + p->reg = reg; +} + +#endif /* __MT7530_H */ diff --git a/drivers/net/dsa/mv88e6xxx/Makefile b/drivers/net/dsa/mv88e6xxx/Makefile index c36be318de1a..31d37a90cec7 100644 --- a/drivers/net/dsa/mv88e6xxx/Makefile +++ b/drivers/net/dsa/mv88e6xxx/Makefile @@ -1,5 +1,6 @@ obj-$(CONFIG_NET_DSA_MV88E6XXX) += mv88e6xxx.o mv88e6xxx-objs := chip.o mv88e6xxx-objs += global1.o +mv88e6xxx-objs += global1_atu.o mv88e6xxx-$(CONFIG_NET_DSA_MV88E6XXX_GLOBAL2) += global2.o mv88e6xxx-objs += port.o diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 03dc886ed3d6..44ba8cff5631 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -8,6 +8,9 @@ * * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch> * + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -687,11 +690,6 @@ static bool mv88e6xxx_6165_family(struct mv88e6xxx_chip *chip) return chip->info->family == MV88E6XXX_FAMILY_6165; } -static bool mv88e6xxx_6320_family(struct mv88e6xxx_chip *chip) -{ - return chip->info->family == MV88E6XXX_FAMILY_6320; -} - static bool mv88e6xxx_6341_family(struct mv88e6xxx_chip *chip) { return chip->info->family == MV88E6XXX_FAMILY_6341; @@ -1066,11 +1064,6 @@ static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port, mutex_unlock(&chip->reg_lock); } -static int _mv88e6xxx_atu_wait(struct mv88e6xxx_chip *chip) -{ - return mv88e6xxx_g1_wait(chip, GLOBAL_ATU_OP, GLOBAL_ATU_OP_BUSY); -} - static int mv88e6xxx_get_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e) { @@ -1130,143 +1123,42 @@ out: return err; } -static int _mv88e6xxx_atu_cmd(struct mv88e6xxx_chip *chip, u16 fid, u16 cmd) -{ - u16 val; - int err; - - if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G1_ATU_FID)) { - err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_FID, fid); - if (err) - return err; - } else if (mv88e6xxx_num_databases(chip) == 256) { - /* ATU DBNum[7:4] are located in ATU Control 15:12 */ - err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_CONTROL, &val); - if (err) - return err; - - err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, - (val & 0xfff) | ((fid << 8) & 0xf000)); - if (err) - return err; - - /* ATU DBNum[3:0] are located in ATU Operation 3:0 */ - cmd |= fid & 0xf; - } - - err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_OP, cmd); - if (err) - return err; - - return _mv88e6xxx_atu_wait(chip); -} - -static int _mv88e6xxx_atu_data_write(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_atu_entry *entry) -{ - u16 data = entry->state & GLOBAL_ATU_DATA_STATE_MASK; - - if (entry->state != GLOBAL_ATU_DATA_STATE_UNUSED) { - unsigned int mask, shift; - - if (entry->trunk) { - data |= GLOBAL_ATU_DATA_TRUNK; - mask = GLOBAL_ATU_DATA_TRUNK_ID_MASK; - shift = GLOBAL_ATU_DATA_TRUNK_ID_SHIFT; - } else { - mask = GLOBAL_ATU_DATA_PORT_VECTOR_MASK; - shift = GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT; - } - - data |= (entry->portv_trunkid << shift) & mask; - } - - return mv88e6xxx_g1_write(chip, GLOBAL_ATU_DATA, data); -} - -static int _mv88e6xxx_atu_flush_move(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_atu_entry *entry, - bool static_too) +static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port) { - int op; - int err; - - err = _mv88e6xxx_atu_wait(chip); - if (err) - return err; - - err = _mv88e6xxx_atu_data_write(chip, entry); - if (err) - return err; - - if (entry->fid) { - op = static_too ? GLOBAL_ATU_OP_FLUSH_MOVE_ALL_DB : - GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC_DB; - } else { - op = static_too ? GLOBAL_ATU_OP_FLUSH_MOVE_ALL : - GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC; - } - - return _mv88e6xxx_atu_cmd(chip, entry->fid, op); -} - -static int _mv88e6xxx_atu_flush(struct mv88e6xxx_chip *chip, - u16 fid, bool static_too) -{ - struct mv88e6xxx_atu_entry entry = { - .fid = fid, - .state = 0, /* EntryState bits must be 0 */ - }; + struct dsa_switch *ds = NULL; + struct net_device *br; + u16 pvlan; + int i; - return _mv88e6xxx_atu_flush_move(chip, &entry, static_too); -} + if (dev < DSA_MAX_SWITCHES) + ds = chip->ds->dst->ds[dev]; -static int _mv88e6xxx_atu_move(struct mv88e6xxx_chip *chip, u16 fid, - int from_port, int to_port, bool static_too) -{ - struct mv88e6xxx_atu_entry entry = { - .trunk = false, - .fid = fid, - }; + /* Prevent frames from unknown switch or port */ + if (!ds || port >= ds->num_ports) + return 0; - /* EntryState bits must be 0xF */ - entry.state = GLOBAL_ATU_DATA_STATE_MASK; + /* Frames from DSA links and CPU ports can egress any local port */ + if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port)) + return mv88e6xxx_port_mask(chip); - /* ToPort and FromPort are respectively in PortVec bits 7:4 and 3:0 */ - entry.portv_trunkid = (to_port & 0x0f) << 4; - entry.portv_trunkid |= from_port & 0x0f; + br = ds->ports[port].bridge_dev; + pvlan = 0; - return _mv88e6xxx_atu_flush_move(chip, &entry, static_too); -} + /* Frames from user ports can egress any local DSA links and CPU ports, + * as well as any local member of their bridge group. + */ + for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) + if (dsa_is_cpu_port(chip->ds, i) || + dsa_is_dsa_port(chip->ds, i) || + (br && chip->ds->ports[i].bridge_dev == br)) + pvlan |= BIT(i); -static int _mv88e6xxx_atu_remove(struct mv88e6xxx_chip *chip, u16 fid, - int port, bool static_too) -{ - /* Destination port 0xF means remove the entries */ - return _mv88e6xxx_atu_move(chip, fid, port, 0x0f, static_too); + return pvlan; } -static int _mv88e6xxx_port_based_vlan_map(struct mv88e6xxx_chip *chip, int port) +static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port) { - struct dsa_switch *ds = chip->ds; - struct net_device *bridge = ds->ports[port].bridge_dev; - u16 output_ports = 0; - int i; - - /* allow CPU port or DSA link(s) to send frames to every port */ - if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port)) { - output_ports = ~0; - } else { - for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { - /* allow sending frames to every group member */ - if (bridge && ds->ports[i].bridge_dev == bridge) - output_ports |= BIT(i); - - /* allow sending frames to CPU port and DSA link(s) */ - if (dsa_is_cpu_port(ds, i) || dsa_is_dsa_port(ds, i)) - output_ports |= BIT(i); - } - } + u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port); /* prevent frames from going back out of the port they came in on */ output_ports &= ~BIT(port); @@ -1306,13 +1198,68 @@ static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port, netdev_err(ds->ports[port].netdev, "failed to update state\n"); } +static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip) +{ + int err; + + err = mv88e6xxx_g1_atu_flush(chip, 0, true); + if (err) + return err; + + err = mv88e6xxx_g1_atu_set_learn2all(chip, true); + if (err) + return err; + + return mv88e6xxx_g1_atu_set_age_time(chip, 300000); +} + +static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port) +{ + u16 pvlan = 0; + + if (!mv88e6xxx_has_pvt(chip)) + return -EOPNOTSUPP; + + /* Skip the local source device, which uses in-chip port VLAN */ + if (dev != chip->ds->index) + pvlan = mv88e6xxx_port_vlan(chip, dev, port); + + return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan); +} + +static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip) +{ + int dev, port; + int err; + + if (!mv88e6xxx_has_pvt(chip)) + return 0; + + /* Clear 5 Bit Port for usage with Marvell Link Street devices: + * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev. + */ + err = mv88e6xxx_g2_misc_4_bit_port(chip); + if (err) + return err; + + for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) { + for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) { + err = mv88e6xxx_pvt_map(chip, dev, port); + if (err) + return err; + } + } + + return 0; +} + static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port) { struct mv88e6xxx_chip *chip = ds->priv; int err; mutex_lock(&chip->reg_lock); - err = _mv88e6xxx_atu_remove(chip, 0, port, false); + err = mv88e6xxx_g1_atu_remove(chip, 0, port, false); mutex_unlock(&chip->reg_lock); if (err) @@ -1662,7 +1609,7 @@ loadpurge: return _mv88e6xxx_vtu_cmd(chip, GLOBAL_VTU_OP_STU_LOAD_PURGE); } -static int _mv88e6xxx_fid_new(struct mv88e6xxx_chip *chip, u16 *fid) +static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid) { DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID); struct mv88e6xxx_vtu_entry vlan; @@ -1703,7 +1650,7 @@ static int _mv88e6xxx_fid_new(struct mv88e6xxx_chip *chip, u16 *fid) return -ENOSPC; /* Clear the database */ - return _mv88e6xxx_atu_flush(chip, *fid, true); + return mv88e6xxx_g1_atu_flush(chip, *fid, true); } static int _mv88e6xxx_vtu_new(struct mv88e6xxx_chip *chip, u16 vid, @@ -1716,7 +1663,7 @@ static int _mv88e6xxx_vtu_new(struct mv88e6xxx_chip *chip, u16 vid, }; int i, err; - err = _mv88e6xxx_fid_new(chip, &vlan.fid); + err = mv88e6xxx_atu_new(chip, &vlan.fid); if (err) return err; @@ -1964,7 +1911,7 @@ static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip, if (err) return err; - return _mv88e6xxx_atu_remove(chip, vlan.fid, port, false); + return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false); } static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, @@ -2001,96 +1948,6 @@ unlock: return err; } -static int _mv88e6xxx_atu_mac_write(struct mv88e6xxx_chip *chip, - const unsigned char *addr) -{ - int i, err; - - for (i = 0; i < 3; i++) { - err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_MAC_01 + i, - (addr[i * 2] << 8) | addr[i * 2 + 1]); - if (err) - return err; - } - - return 0; -} - -static int _mv88e6xxx_atu_mac_read(struct mv88e6xxx_chip *chip, - unsigned char *addr) -{ - u16 val; - int i, err; - - for (i = 0; i < 3; i++) { - err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_MAC_01 + i, &val); - if (err) - return err; - - addr[i * 2] = val >> 8; - addr[i * 2 + 1] = val & 0xff; - } - - return 0; -} - -static int _mv88e6xxx_atu_load(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_atu_entry *entry) -{ - int ret; - - ret = _mv88e6xxx_atu_wait(chip); - if (ret < 0) - return ret; - - ret = _mv88e6xxx_atu_mac_write(chip, entry->mac); - if (ret < 0) - return ret; - - ret = _mv88e6xxx_atu_data_write(chip, entry); - if (ret < 0) - return ret; - - return _mv88e6xxx_atu_cmd(chip, entry->fid, GLOBAL_ATU_OP_LOAD_DB); -} - -static int _mv88e6xxx_atu_getnext(struct mv88e6xxx_chip *chip, u16 fid, - struct mv88e6xxx_atu_entry *entry); - -static int mv88e6xxx_atu_get(struct mv88e6xxx_chip *chip, int fid, - const u8 *addr, struct mv88e6xxx_atu_entry *entry) -{ - struct mv88e6xxx_atu_entry next; - int err; - - memcpy(next.mac, addr, ETH_ALEN); - eth_addr_dec(next.mac); - - err = _mv88e6xxx_atu_mac_write(chip, next.mac); - if (err) - return err; - - do { - err = _mv88e6xxx_atu_getnext(chip, fid, &next); - if (err) - return err; - - if (next.state == GLOBAL_ATU_DATA_STATE_UNUSED) - break; - - if (ether_addr_equal(next.mac, addr)) { - *entry = next; - return 0; - } - } while (ether_addr_greater(addr, next.mac)); - - memset(entry, 0, sizeof(*entry)); - entry->fid = fid; - ether_addr_copy(entry->mac, addr); - - return 0; -} - static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port, const unsigned char *addr, u16 vid, u8 state) @@ -2107,21 +1964,32 @@ static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port, if (err) return err; - err = mv88e6xxx_atu_get(chip, vlan.fid, addr, &entry); + entry.state = GLOBAL_ATU_DATA_STATE_UNUSED; + ether_addr_copy(entry.mac, addr); + eth_addr_dec(entry.mac); + + err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry); if (err) return err; + /* Initialize a fresh ATU entry if it isn't found */ + if (entry.state == GLOBAL_ATU_DATA_STATE_UNUSED || + !ether_addr_equal(entry.mac, addr)) { + memset(&entry, 0, sizeof(entry)); + ether_addr_copy(entry.mac, addr); + } + /* Purge the ATU entry only if no port is using it anymore */ if (state == GLOBAL_ATU_DATA_STATE_UNUSED) { - entry.portv_trunkid &= ~BIT(port); - if (!entry.portv_trunkid) + entry.portvec &= ~BIT(port); + if (!entry.portvec) entry.state = GLOBAL_ATU_DATA_STATE_UNUSED; } else { - entry.portv_trunkid |= BIT(port); + entry.portvec |= BIT(port); entry.state = state; } - return _mv88e6xxx_atu_load(chip, &entry); + return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry); } static int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, @@ -2161,75 +2029,26 @@ static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, return err; } -static int _mv88e6xxx_atu_getnext(struct mv88e6xxx_chip *chip, u16 fid, - struct mv88e6xxx_atu_entry *entry) -{ - struct mv88e6xxx_atu_entry next = { 0 }; - u16 val; - int err; - - next.fid = fid; - - err = _mv88e6xxx_atu_wait(chip); - if (err) - return err; - - err = _mv88e6xxx_atu_cmd(chip, fid, GLOBAL_ATU_OP_GET_NEXT_DB); - if (err) - return err; - - err = _mv88e6xxx_atu_mac_read(chip, next.mac); - if (err) - return err; - - err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_DATA, &val); - if (err) - return err; - - next.state = val & GLOBAL_ATU_DATA_STATE_MASK; - if (next.state != GLOBAL_ATU_DATA_STATE_UNUSED) { - unsigned int mask, shift; - - if (val & GLOBAL_ATU_DATA_TRUNK) { - next.trunk = true; - mask = GLOBAL_ATU_DATA_TRUNK_ID_MASK; - shift = GLOBAL_ATU_DATA_TRUNK_ID_SHIFT; - } else { - next.trunk = false; - mask = GLOBAL_ATU_DATA_PORT_VECTOR_MASK; - shift = GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT; - } - - next.portv_trunkid = (val & mask) >> shift; - } - - *entry = next; - return 0; -} - static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip, u16 fid, u16 vid, int port, struct switchdev_obj *obj, int (*cb)(struct switchdev_obj *obj)) { - struct mv88e6xxx_atu_entry addr = { - .mac = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }, - }; + struct mv88e6xxx_atu_entry addr; int err; - err = _mv88e6xxx_atu_mac_write(chip, addr.mac); - if (err) - return err; + addr.state = GLOBAL_ATU_DATA_STATE_UNUSED; + eth_broadcast_addr(addr.mac); do { - err = _mv88e6xxx_atu_getnext(chip, fid, &addr); + err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr); if (err) return err; if (addr.state == GLOBAL_ATU_DATA_STATE_UNUSED) break; - if (addr.trunk || (addr.portv_trunkid & BIT(port)) == 0) + if (addr.trunk || (addr.portvec & BIT(port)) == 0) continue; if (obj->id == SWITCHDEV_OBJ_ID_PORT_FDB) { @@ -2321,23 +2140,52 @@ static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port, return err; } -static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port, - struct net_device *br) +static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip, + struct net_device *br) { - struct mv88e6xxx_chip *chip = ds->priv; - int i, err = 0; - - mutex_lock(&chip->reg_lock); + struct dsa_switch *ds; + int port; + int dev; + int err; - /* Remap each port's VLANTable */ - for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { - if (ds->ports[i].bridge_dev == br) { - err = _mv88e6xxx_port_based_vlan_map(chip, i); + /* Remap the Port VLAN of each local bridge group member */ + for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) { + if (chip->ds->ports[port].bridge_dev == br) { + err = mv88e6xxx_port_vlan_map(chip, port); if (err) - break; + return err; } } + if (!mv88e6xxx_has_pvt(chip)) + return 0; + + /* Remap the Port VLAN of each cross-chip bridge group member */ + for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) { + ds = chip->ds->dst->ds[dev]; + if (!ds) + break; + + for (port = 0; port < ds->num_ports; ++port) { + if (ds->ports[port].bridge_dev == br) { + err = mv88e6xxx_pvt_map(chip, dev, port); + if (err) + return err; + } + } + } + + return 0; +} + +static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port, + struct net_device *br) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err; + + mutex_lock(&chip->reg_lock); + err = mv88e6xxx_bridge_map(chip, br); mutex_unlock(&chip->reg_lock); return err; @@ -2347,17 +2195,41 @@ static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port, struct net_device *br) { struct mv88e6xxx_chip *chip = ds->priv; - int i; mutex_lock(&chip->reg_lock); + if (mv88e6xxx_bridge_map(chip, br) || + mv88e6xxx_port_vlan_map(chip, port)) + dev_err(ds->dev, "failed to remap in-chip Port VLAN\n"); + mutex_unlock(&chip->reg_lock); +} - /* Remap each port's VLANTable */ - for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) - if (i == port || ds->ports[i].bridge_dev == br) - if (_mv88e6xxx_port_based_vlan_map(chip, i)) - netdev_warn(ds->ports[i].netdev, - "failed to remap\n"); +static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev, + int port, struct net_device *br) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err; + + if (!mv88e6xxx_has_pvt(chip)) + return 0; + mutex_lock(&chip->reg_lock); + err = mv88e6xxx_pvt_map(chip, dev, port); + mutex_unlock(&chip->reg_lock); + + return err; +} + +static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev, + int port, struct net_device *br) +{ + struct mv88e6xxx_chip *chip = ds->priv; + + if (!mv88e6xxx_has_pvt(chip)) + return; + + mutex_lock(&chip->reg_lock); + if (mv88e6xxx_pvt_map(chip, dev, port)) + dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n"); mutex_unlock(&chip->reg_lock); } @@ -2433,70 +2305,85 @@ static int mv88e6xxx_serdes_power_on(struct mv88e6xxx_chip *chip) return err; } -static int mv88e6xxx_setup_port_dsa(struct mv88e6xxx_chip *chip, int port, - int upstream_port) +static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port, + enum mv88e6xxx_frame_mode frame, u16 egress, + u16 etype) { int err; - err = chip->info->ops->port_set_frame_mode( - chip, port, MV88E6XXX_FRAME_MODE_DSA); + if (!chip->info->ops->port_set_frame_mode) + return -EOPNOTSUPP; + + err = mv88e6xxx_port_set_egress_mode(chip, port, egress); if (err) return err; - return chip->info->ops->port_set_egress_unknowns( - chip, port, port == upstream_port); + err = chip->info->ops->port_set_frame_mode(chip, port, frame); + if (err) + return err; + + if (chip->info->ops->port_set_ether_type) + return chip->info->ops->port_set_ether_type(chip, port, etype); + + return 0; } -static int mv88e6xxx_setup_port_cpu(struct mv88e6xxx_chip *chip, int port) +static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port) { - int err; + return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL, + PORT_CONTROL_EGRESS_UNMODIFIED, + PORT_ETH_TYPE_DEFAULT); +} - switch (chip->info->tag_protocol) { - case DSA_TAG_PROTO_EDSA: - err = chip->info->ops->port_set_frame_mode( - chip, port, MV88E6XXX_FRAME_MODE_ETHERTYPE); - if (err) - return err; +static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port) +{ + return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA, + PORT_CONTROL_EGRESS_UNMODIFIED, + PORT_ETH_TYPE_DEFAULT); +} - err = mv88e6xxx_port_set_egress_mode( - chip, port, PORT_CONTROL_EGRESS_ADD_TAG); - if (err) - return err; +static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port) +{ + return mv88e6xxx_set_port_mode(chip, port, + MV88E6XXX_FRAME_MODE_ETHERTYPE, + PORT_CONTROL_EGRESS_ADD_TAG, ETH_P_EDSA); +} - if (chip->info->ops->port_set_ether_type) - err = chip->info->ops->port_set_ether_type( - chip, port, ETH_P_EDSA); - break; +static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port) +{ + if (dsa_is_dsa_port(chip->ds, port)) + return mv88e6xxx_set_port_mode_dsa(chip, port); - case DSA_TAG_PROTO_DSA: - err = chip->info->ops->port_set_frame_mode( - chip, port, MV88E6XXX_FRAME_MODE_DSA); - if (err) - return err; + if (dsa_is_normal_port(chip->ds, port)) + return mv88e6xxx_set_port_mode_normal(chip, port); - err = mv88e6xxx_port_set_egress_mode( - chip, port, PORT_CONTROL_EGRESS_UNMODIFIED); - break; - default: - err = -EINVAL; - } + /* Setup CPU port mode depending on its supported tag format */ + if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA) + return mv88e6xxx_set_port_mode_dsa(chip, port); - if (err) - return err; + if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA) + return mv88e6xxx_set_port_mode_edsa(chip, port); - return chip->info->ops->port_set_egress_unknowns(chip, port, true); + return -EINVAL; } -static int mv88e6xxx_setup_port_normal(struct mv88e6xxx_chip *chip, int port) +static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port) { - int err; + bool message = dsa_is_dsa_port(chip->ds, port); - err = chip->info->ops->port_set_frame_mode( - chip, port, MV88E6XXX_FRAME_MODE_NORMAL); - if (err) - return err; + return mv88e6xxx_port_set_message_port(chip, port, message); +} - return chip->info->ops->port_set_egress_unknowns(chip, port, false); +static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port) +{ + bool flood = port == dsa_upstream_port(chip->ds); + + /* Upstream ports flood frames with unknown unicast or multicast DA */ + if (chip->info->ops->port_set_egress_floods) + return chip->info->ops->port_set_egress_floods(chip, port, + flood, flood); + + return 0; } static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) @@ -2541,14 +2428,11 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) if (err) return err; - if (dsa_is_cpu_port(ds, port)) { - err = mv88e6xxx_setup_port_cpu(chip, port); - } else if (dsa_is_dsa_port(ds, port)) { - err = mv88e6xxx_setup_port_dsa(chip, port, - dsa_upstream_port(ds)); - } else { - err = mv88e6xxx_setup_port_normal(chip, port); - } + err = mv88e6xxx_setup_port_mode(chip, port); + if (err) + return err; + + err = mv88e6xxx_setup_egress_floods(chip, port); if (err) return err; @@ -2623,20 +2507,14 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) return err; } - if (mv88e6xxx_6352_family(chip) || mv88e6xxx_6351_family(chip) || - mv88e6xxx_6165_family(chip) || mv88e6xxx_6097_family(chip) || - mv88e6xxx_6320_family(chip) || mv88e6xxx_6341_family(chip)) { - /* Port ATU control: disable limiting the number of - * address database entries that this port is allowed - * to use. - */ - err = mv88e6xxx_port_write(chip, port, PORT_ATU_CONTROL, - 0x0000); - /* Priority Override: disable DA, SA and VTU priority - * override. - */ - err = mv88e6xxx_port_write(chip, port, PORT_PRI_OVERRIDE, - 0x0000); + if (chip->info->ops->port_disable_learn_limit) { + err = chip->info->ops->port_disable_learn_limit(chip, port); + if (err) + return err; + } + + if (chip->info->ops->port_disable_pri_override) { + err = chip->info->ops->port_disable_pri_override(chip, port); if (err) return err; } @@ -2653,10 +2531,7 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) return err; } - /* Port Control 1: disable trunking, disable sending - * learning messages to this port. - */ - err = mv88e6xxx_port_write(chip, port, PORT_CONTROL_1, 0x0000); + err = mv88e6xxx_setup_message_port(chip, port); if (err) return err; @@ -2668,7 +2543,7 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) if (err) return err; - err = _mv88e6xxx_port_based_vlan_map(chip, port); + err = mv88e6xxx_port_vlan_map(chip, port); if (err) return err; @@ -2697,33 +2572,6 @@ static int mv88e6xxx_g1_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr) return 0; } -static int mv88e6xxx_g1_set_age_time(struct mv88e6xxx_chip *chip, - unsigned int msecs) -{ - const unsigned int coeff = chip->info->age_time_coeff; - const unsigned int min = 0x01 * coeff; - const unsigned int max = 0xff * coeff; - u8 age_time; - u16 val; - int err; - - if (msecs < min || msecs > max) - return -ERANGE; - - /* Round to nearest multiple of coeff */ - age_time = (msecs + coeff / 2) / coeff; - - err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_CONTROL, &val); - if (err) - return err; - - /* AgeTime is 11:4 bits */ - val &= ~0xff0; - val |= age_time << 4; - - return mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, val); -} - static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds, unsigned int ageing_time) { @@ -2731,7 +2579,7 @@ static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds, int err; mutex_lock(&chip->reg_lock); - err = mv88e6xxx_g1_set_age_time(chip, ageing_time); + err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time); mutex_unlock(&chip->reg_lock); return err; @@ -2774,24 +2622,6 @@ static int mv88e6xxx_g1_setup(struct mv88e6xxx_chip *chip) if (err < 0) return err; - /* Set the default address aging time to 5 minutes, and - * enable address learn messages to be sent to all message - * ports. - */ - err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, - GLOBAL_ATU_CONTROL_LEARN2ALL); - if (err) - return err; - - err = mv88e6xxx_g1_set_age_time(chip, 300000); - if (err) - return err; - - /* Clear all ATU entries */ - err = _mv88e6xxx_atu_flush(chip, 0, true); - if (err) - return err; - /* Configure the IP ToS mapping registers. */ err = mv88e6xxx_g1_write(chip, GLOBAL_IP_PRI_0, 0x0000); if (err) @@ -2872,6 +2702,14 @@ static int mv88e6xxx_setup(struct dsa_switch *ds) goto unlock; } + err = mv88e6xxx_pvt_setup(chip); + if (err) + goto unlock; + + err = mv88e6xxx_atu_setup(chip); + if (err) + goto unlock; + /* Some generations have the configuration of sending reserved * management frames to the CPU in global2, others in * global1. Hence it does not fit the two setup functions @@ -3101,10 +2939,12 @@ static const struct mv88e6xxx_ops mv88e6085_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3127,7 +2967,7 @@ static const struct mv88e6xxx_ops mv88e6095_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_speed = mv88e6185_port_set_speed, .port_set_frame_mode = mv88e6085_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6095_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6185_port_set_egress_floods, .port_set_upstream_port = mv88e6095_port_set_upstream_port, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, @@ -3149,11 +2989,13 @@ static const struct mv88e6xxx_ops mv88e6097_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3174,7 +3016,9 @@ static const struct mv88e6xxx_ops mv88e6123_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_speed = mv88e6185_port_set_speed, .port_set_frame_mode = mv88e6085_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6085_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3196,7 +3040,7 @@ static const struct mv88e6xxx_ops mv88e6131_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6095_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6185_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_set_upstream_port = mv88e6095_port_set_upstream_port, .port_jumbo_config = mv88e6165_port_jumbo_config, @@ -3215,6 +3059,37 @@ static const struct mv88e6xxx_ops mv88e6131_ops = { .reset = mv88e6185_g1_reset, }; +static const struct mv88e6xxx_ops mv88e6141_ops = { + /* MV88E6XXX_FAMILY_6341 */ + .get_eeprom = mv88e6xxx_g2_get_eeprom8, + .set_eeprom = mv88e6xxx_g2_set_eeprom8, + .set_switch_mac = mv88e6xxx_g2_set_switch_mac, + .phy_read = mv88e6xxx_g2_smi_phy_read, + .phy_write = mv88e6xxx_g2_smi_phy_write, + .port_set_link = mv88e6xxx_port_set_link, + .port_set_duplex = mv88e6xxx_port_set_duplex, + .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, + .port_set_speed = mv88e6390_port_set_speed, + .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_frame_mode = mv88e6351_port_set_frame_mode, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, + .port_set_ether_type = mv88e6351_port_set_ether_type, + .port_jumbo_config = mv88e6165_port_jumbo_config, + .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, + .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, + .stats_snapshot = mv88e6390_g1_stats_snapshot, + .stats_get_sset_count = mv88e6320_stats_get_sset_count, + .stats_get_strings = mv88e6320_stats_get_strings, + .stats_get_stats = mv88e6390_stats_get_stats, + .g1_set_cpu_port = mv88e6390_g1_set_cpu_port, + .g1_set_egress_port = mv88e6390_g1_set_egress_port, + .watchdog_ops = &mv88e6390_watchdog_ops, + .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, + .reset = mv88e6352_g1_reset, +}; + static const struct mv88e6xxx_ops mv88e6161_ops = { /* MV88E6XXX_FAMILY_6165 */ .set_switch_mac = mv88e6xxx_g2_set_switch_mac, @@ -3225,11 +3100,13 @@ static const struct mv88e6xxx_ops mv88e6161_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3249,6 +3126,8 @@ static const struct mv88e6xxx_ops mv88e6165_ops = { .port_set_link = mv88e6xxx_port_set_link, .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_speed = mv88e6185_port_set_speed, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3271,11 +3150,13 @@ static const struct mv88e6xxx_ops mv88e6171_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3300,11 +3181,13 @@ static const struct mv88e6xxx_ops mv88e6172_ops = { .port_set_speed = mv88e6352_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3327,11 +3210,13 @@ static const struct mv88e6xxx_ops mv88e6175_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3356,11 +3241,13 @@ static const struct mv88e6xxx_ops mv88e6176_ops = { .port_set_speed = mv88e6352_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3381,7 +3268,7 @@ static const struct mv88e6xxx_ops mv88e6185_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_speed = mv88e6185_port_set_speed, .port_set_frame_mode = mv88e6085_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6095_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6185_port_set_egress_floods, .port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting, .port_set_upstream_port = mv88e6095_port_set_upstream_port, .stats_snapshot = mv88e6xxx_g1_stats_snapshot, @@ -3410,9 +3297,11 @@ static const struct mv88e6xxx_ops mv88e6190_ops = { .port_set_speed = mv88e6390_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_pause_config = mv88e6390_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3438,9 +3327,11 @@ static const struct mv88e6xxx_ops mv88e6190x_ops = { .port_set_speed = mv88e6390x_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_pause_config = mv88e6390_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3466,9 +3357,11 @@ static const struct mv88e6xxx_ops mv88e6191_ops = { .port_set_speed = mv88e6390_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_pause_config = mv88e6390_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3494,11 +3387,13 @@ static const struct mv88e6xxx_ops mv88e6240_ops = { .port_set_speed = mv88e6352_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3523,10 +3418,12 @@ static const struct mv88e6xxx_ops mv88e6290_ops = { .port_set_speed = mv88e6390_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_pause_config = mv88e6390_port_pause_config, .port_set_cmode = mv88e6390x_port_set_cmode, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3551,11 +3448,13 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6320_stats_get_sset_count, .stats_get_strings = mv88e6320_stats_get_strings, @@ -3578,11 +3477,13 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6320_stats_get_sset_count, .stats_get_strings = mv88e6320_stats_get_strings, @@ -3592,6 +3493,37 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .reset = mv88e6352_g1_reset, }; +static const struct mv88e6xxx_ops mv88e6341_ops = { + /* MV88E6XXX_FAMILY_6341 */ + .get_eeprom = mv88e6xxx_g2_get_eeprom8, + .set_eeprom = mv88e6xxx_g2_set_eeprom8, + .set_switch_mac = mv88e6xxx_g2_set_switch_mac, + .phy_read = mv88e6xxx_g2_smi_phy_read, + .phy_write = mv88e6xxx_g2_smi_phy_write, + .port_set_link = mv88e6xxx_port_set_link, + .port_set_duplex = mv88e6xxx_port_set_duplex, + .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, + .port_set_speed = mv88e6390_port_set_speed, + .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_frame_mode = mv88e6351_port_set_frame_mode, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, + .port_set_ether_type = mv88e6351_port_set_ether_type, + .port_jumbo_config = mv88e6165_port_jumbo_config, + .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, + .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, + .stats_snapshot = mv88e6390_g1_stats_snapshot, + .stats_get_sset_count = mv88e6320_stats_get_sset_count, + .stats_get_strings = mv88e6320_stats_get_strings, + .stats_get_stats = mv88e6390_stats_get_stats, + .g1_set_cpu_port = mv88e6390_g1_set_cpu_port, + .g1_set_egress_port = mv88e6390_g1_set_egress_port, + .watchdog_ops = &mv88e6390_watchdog_ops, + .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, + .reset = mv88e6352_g1_reset, +}; + static const struct mv88e6xxx_ops mv88e6350_ops = { /* MV88E6XXX_FAMILY_6351 */ .set_switch_mac = mv88e6xxx_g2_set_switch_mac, @@ -3603,11 +3535,13 @@ static const struct mv88e6xxx_ops mv88e6350_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3630,11 +3564,13 @@ static const struct mv88e6xxx_ops mv88e6351_ops = { .port_set_speed = mv88e6185_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3659,11 +3595,13 @@ static const struct mv88e6xxx_ops mv88e6352_ops = { .port_set_speed = mv88e6352_port_set_speed, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6097_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_get_sset_count = mv88e6095_stats_get_sset_count, .stats_get_strings = mv88e6095_stats_get_strings, @@ -3675,64 +3613,6 @@ static const struct mv88e6xxx_ops mv88e6352_ops = { .reset = mv88e6352_g1_reset, }; -static const struct mv88e6xxx_ops mv88e6141_ops = { - /* MV88E6XXX_FAMILY_6341 */ - .get_eeprom = mv88e6xxx_g2_get_eeprom8, - .set_eeprom = mv88e6xxx_g2_set_eeprom8, - .set_switch_mac = mv88e6xxx_g2_set_switch_mac, - .phy_read = mv88e6xxx_g2_smi_phy_read, - .phy_write = mv88e6xxx_g2_smi_phy_write, - .port_set_link = mv88e6xxx_port_set_link, - .port_set_duplex = mv88e6xxx_port_set_duplex, - .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, - .port_set_speed = mv88e6390_port_set_speed, - .port_tag_remap = mv88e6095_port_tag_remap, - .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, - .port_set_ether_type = mv88e6351_port_set_ether_type, - .port_jumbo_config = mv88e6165_port_jumbo_config, - .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, - .port_pause_config = mv88e6097_port_pause_config, - .stats_snapshot = mv88e6390_g1_stats_snapshot, - .stats_get_sset_count = mv88e6320_stats_get_sset_count, - .stats_get_strings = mv88e6320_stats_get_strings, - .stats_get_stats = mv88e6390_stats_get_stats, - .g1_set_cpu_port = mv88e6390_g1_set_cpu_port, - .g1_set_egress_port = mv88e6390_g1_set_egress_port, - .watchdog_ops = &mv88e6390_watchdog_ops, - .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, - .reset = mv88e6352_g1_reset, -}; - -static const struct mv88e6xxx_ops mv88e6341_ops = { - /* MV88E6XXX_FAMILY_6341 */ - .get_eeprom = mv88e6xxx_g2_get_eeprom8, - .set_eeprom = mv88e6xxx_g2_set_eeprom8, - .set_switch_mac = mv88e6xxx_g2_set_switch_mac, - .phy_read = mv88e6xxx_g2_smi_phy_read, - .phy_write = mv88e6xxx_g2_smi_phy_write, - .port_set_link = mv88e6xxx_port_set_link, - .port_set_duplex = mv88e6xxx_port_set_duplex, - .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, - .port_set_speed = mv88e6390_port_set_speed, - .port_tag_remap = mv88e6095_port_tag_remap, - .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, - .port_set_ether_type = mv88e6351_port_set_ether_type, - .port_jumbo_config = mv88e6165_port_jumbo_config, - .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, - .port_pause_config = mv88e6097_port_pause_config, - .stats_snapshot = mv88e6390_g1_stats_snapshot, - .stats_get_sset_count = mv88e6320_stats_get_sset_count, - .stats_get_strings = mv88e6320_stats_get_strings, - .stats_get_stats = mv88e6390_stats_get_stats, - .g1_set_cpu_port = mv88e6390_g1_set_cpu_port, - .g1_set_egress_port = mv88e6390_g1_set_egress_port, - .watchdog_ops = &mv88e6390_watchdog_ops, - .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, - .reset = mv88e6352_g1_reset, -}; - static const struct mv88e6xxx_ops mv88e6390_ops = { /* MV88E6XXX_FAMILY_6390 */ .get_eeprom = mv88e6xxx_g2_get_eeprom8, @@ -3746,12 +3626,14 @@ static const struct mv88e6xxx_ops mv88e6390_ops = { .port_set_speed = mv88e6390_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6390_port_pause_config, .port_set_cmode = mv88e6390x_port_set_cmode, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3777,11 +3659,13 @@ static const struct mv88e6xxx_ops mv88e6390x_ops = { .port_set_speed = mv88e6390x_port_set_speed, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, .port_set_ether_type = mv88e6351_port_set_ether_type, .port_jumbo_config = mv88e6165_port_jumbo_config, .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, .port_pause_config = mv88e6390_port_pause_config, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .stats_snapshot = mv88e6390_g1_stats_snapshot, .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, @@ -3794,50 +3678,6 @@ static const struct mv88e6xxx_ops mv88e6390x_ops = { .reset = mv88e6352_g1_reset, }; -static const struct mv88e6xxx_ops mv88e6391_ops = { - /* MV88E6XXX_FAMILY_6390 */ - .get_eeprom = mv88e6xxx_g2_get_eeprom8, - .set_eeprom = mv88e6xxx_g2_set_eeprom8, - .set_switch_mac = mv88e6xxx_g2_set_switch_mac, - .phy_read = mv88e6xxx_g2_smi_phy_read, - .phy_write = mv88e6xxx_g2_smi_phy_write, - .port_set_link = mv88e6xxx_port_set_link, - .port_set_duplex = mv88e6xxx_port_set_duplex, - .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, - .port_set_speed = mv88e6390_port_set_speed, - .port_tag_remap = mv88e6390_port_tag_remap, - .port_set_frame_mode = mv88e6351_port_set_frame_mode, - .port_set_egress_unknowns = mv88e6351_port_set_egress_unknowns, - .port_set_ether_type = mv88e6351_port_set_ether_type, - .port_pause_config = mv88e6390_port_pause_config, - .stats_snapshot = mv88e6390_g1_stats_snapshot, - .stats_set_histogram = mv88e6390_g1_stats_set_histogram, - .stats_get_sset_count = mv88e6320_stats_get_sset_count, - .stats_get_strings = mv88e6320_stats_get_strings, - .stats_get_stats = mv88e6390_stats_get_stats, - .g1_set_cpu_port = mv88e6390_g1_set_cpu_port, - .g1_set_egress_port = mv88e6390_g1_set_egress_port, - .watchdog_ops = &mv88e6390_watchdog_ops, - .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, - .reset = mv88e6352_g1_reset, -}; - -static int mv88e6xxx_verify_madatory_ops(struct mv88e6xxx_chip *chip, - const struct mv88e6xxx_ops *ops) -{ - if (!ops->port_set_frame_mode) { - dev_err(chip->dev, "Missing port_set_frame_mode"); - return -EINVAL; - } - - if (!ops->port_set_egress_unknowns) { - dev_err(chip->dev, "Missing port_set_egress_mode"); - return -EINVAL; - } - - return 0; -} - static const struct mv88e6xxx_info mv88e6xxx_table[] = { [MV88E6085] = { .prod_num = PORT_SWITCH_ID_PROD_NUM_6085, @@ -3849,6 +3689,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6097, .ops = &mv88e6085_ops, @@ -3864,6 +3706,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6095, .ops = &mv88e6095_ops, @@ -3879,6 +3722,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6097, .ops = &mv88e6097_ops, @@ -3894,6 +3739,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6165, .ops = &mv88e6123_ops, @@ -3909,11 +3756,28 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6185, .ops = &mv88e6131_ops, }, + [MV88E6141] = { + .prod_num = PORT_SWITCH_ID_PROD_NUM_6141, + .family = MV88E6XXX_FAMILY_6341, + .name = "Marvell 88E6341", + .num_databases = 4096, + .num_ports = 6, + .port_base_addr = 0x10, + .global1_addr = 0x1b, + .age_time_coeff = 3750, + .atu_move_port_mask = 0x1f, + .pvt = true, + .tag_protocol = DSA_TAG_PROTO_EDSA, + .flags = MV88E6XXX_FLAGS_FAMILY_6341, + .ops = &mv88e6141_ops, + }, + [MV88E6161] = { .prod_num = PORT_SWITCH_ID_PROD_NUM_6161, .family = MV88E6XXX_FAMILY_6165, @@ -3924,6 +3788,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6165, .ops = &mv88e6161_ops, @@ -3939,6 +3805,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6165, .ops = &mv88e6165_ops, @@ -3954,6 +3822,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6351, .ops = &mv88e6171_ops, @@ -3969,6 +3839,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6352, .ops = &mv88e6172_ops, @@ -3984,6 +3856,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6351, .ops = &mv88e6175_ops, @@ -3999,6 +3873,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6352, .ops = &mv88e6176_ops, @@ -4014,6 +3890,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6185, .ops = &mv88e6185_ops, @@ -4030,6 +3907,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .tag_protocol = DSA_TAG_PROTO_DSA, .age_time_coeff = 3750, .g1_irqs = 9, + .pvt = true, + .atu_move_port_mask = 0x1f, .flags = MV88E6XXX_FLAGS_FAMILY_6390, .ops = &mv88e6190_ops, }, @@ -4044,6 +3923,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 3750, .g1_irqs = 9, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6390, .ops = &mv88e6190x_ops, @@ -4059,9 +3940,11 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 3750, .g1_irqs = 9, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6390, - .ops = &mv88e6391_ops, + .ops = &mv88e6191_ops, }, [MV88E6240] = { @@ -4074,6 +3957,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6352, .ops = &mv88e6240_ops, @@ -4089,6 +3974,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 3750, .g1_irqs = 9, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6390, .ops = &mv88e6290_ops, @@ -4104,6 +3991,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6320, .ops = &mv88e6320_ops, @@ -4119,25 +4008,12 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 8, + .atu_move_port_mask = 0xf, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6320, .ops = &mv88e6321_ops, }, - [MV88E6141] = { - .prod_num = PORT_SWITCH_ID_PROD_NUM_6141, - .family = MV88E6XXX_FAMILY_6341, - .name = "Marvell 88E6341", - .num_databases = 4096, - .num_ports = 6, - .port_base_addr = 0x10, - .global1_addr = 0x1b, - .age_time_coeff = 3750, - .tag_protocol = DSA_TAG_PROTO_EDSA, - .flags = MV88E6XXX_FLAGS_FAMILY_6341, - .ops = &mv88e6141_ops, - }, - [MV88E6341] = { .prod_num = PORT_SWITCH_ID_PROD_NUM_6341, .family = MV88E6XXX_FAMILY_6341, @@ -4147,6 +4023,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .port_base_addr = 0x10, .global1_addr = 0x1b, .age_time_coeff = 3750, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6341, .ops = &mv88e6341_ops, @@ -4162,6 +4040,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6351, .ops = &mv88e6350_ops, @@ -4177,6 +4057,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6351, .ops = &mv88e6351_ops, @@ -4192,6 +4074,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 15000, .g1_irqs = 9, + .atu_move_port_mask = 0xf, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_EDSA, .flags = MV88E6XXX_FLAGS_FAMILY_6352, .ops = &mv88e6352_ops, @@ -4206,6 +4090,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 3750, .g1_irqs = 9, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6390, .ops = &mv88e6390_ops, @@ -4220,6 +4106,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .age_time_coeff = 3750, .g1_irqs = 9, + .atu_move_port_mask = 0x1f, + .pvt = true, .tag_protocol = DSA_TAG_PROTO_DSA, .flags = MV88E6XXX_FLAGS_FAMILY_6390, .ops = &mv88e6390x_ops, @@ -4455,6 +4343,8 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .port_mdb_add = mv88e6xxx_port_mdb_add, .port_mdb_del = mv88e6xxx_port_mdb_del, .port_mdb_dump = mv88e6xxx_port_mdb_dump, + .crosschip_bridge_join = mv88e6xxx_crosschip_bridge_join, + .crosschip_bridge_leave = mv88e6xxx_crosschip_bridge_leave, }; static struct dsa_switch_driver mv88e6xxx_switch_drv = { @@ -4466,12 +4356,14 @@ static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip) struct device *dev = chip->dev; struct dsa_switch *ds; - ds = dsa_switch_alloc(dev, DSA_MAX_PORTS); + ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip)); if (!ds) return -ENOMEM; ds->priv = chip; ds->ops = &mv88e6xxx_switch_ops; + ds->ageing_time_min = chip->info->age_time_coeff; + ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX; dev_set_drvdata(dev, ds); @@ -4502,10 +4394,6 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) chip->info = compat_info; - err = mv88e6xxx_verify_madatory_ops(chip, chip->info->ops); - if (err) - return err; - err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr); if (err) return err; diff --git a/drivers/net/dsa/mv88e6xxx/global1.c b/drivers/net/dsa/mv88e6xxx/global1.c index 75af86a7fad8..39825837a1c9 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.c +++ b/drivers/net/dsa/mv88e6xxx/global1.c @@ -3,7 +3,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index 1aec7382c02d..e30cbe480d5b 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -3,7 +3,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -38,4 +39,15 @@ int mv88e6095_g1_set_cpu_port(struct mv88e6xxx_chip *chip, int port); int mv88e6390_g1_set_cpu_port(struct mv88e6xxx_chip *chip, int port); int mv88e6390_g1_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip); +int mv88e6xxx_g1_atu_set_learn2all(struct mv88e6xxx_chip *chip, bool learn2all); +int mv88e6xxx_g1_atu_set_age_time(struct mv88e6xxx_chip *chip, + unsigned int msecs); +int mv88e6xxx_g1_atu_getnext(struct mv88e6xxx_chip *chip, u16 fid, + struct mv88e6xxx_atu_entry *entry); +int mv88e6xxx_g1_atu_loadpurge(struct mv88e6xxx_chip *chip, u16 fid, + struct mv88e6xxx_atu_entry *entry); +int mv88e6xxx_g1_atu_flush(struct mv88e6xxx_chip *chip, u16 fid, bool all); +int mv88e6xxx_g1_atu_remove(struct mv88e6xxx_chip *chip, u16 fid, int port, + bool all); + #endif /* _MV88E6XXX_GLOBAL1_H */ diff --git a/drivers/net/dsa/mv88e6xxx/global1_atu.c b/drivers/net/dsa/mv88e6xxx/global1_atu.c new file mode 100644 index 000000000000..fa7e7db5171b --- /dev/null +++ b/drivers/net/dsa/mv88e6xxx/global1_atu.c @@ -0,0 +1,305 @@ +/* + * Marvell 88E6xxx Address Translation Unit (ATU) support + * + * Copyright (c) 2008 Marvell Semiconductor + * Copyright (c) 2017 Savoir-faire Linux, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include "mv88e6xxx.h" +#include "global1.h" + +/* Offset 0x01: ATU FID Register */ + +static int mv88e6xxx_g1_atu_fid_write(struct mv88e6xxx_chip *chip, u16 fid) +{ + return mv88e6xxx_g1_write(chip, GLOBAL_ATU_FID, fid & 0xfff); +} + +/* Offset 0x0A: ATU Control Register */ + +int mv88e6xxx_g1_atu_set_learn2all(struct mv88e6xxx_chip *chip, bool learn2all) +{ + u16 val; + int err; + + err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_CONTROL, &val); + if (err) + return err; + + if (learn2all) + val |= GLOBAL_ATU_CONTROL_LEARN2ALL; + else + val &= ~GLOBAL_ATU_CONTROL_LEARN2ALL; + + return mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, val); +} + +int mv88e6xxx_g1_atu_set_age_time(struct mv88e6xxx_chip *chip, + unsigned int msecs) +{ + const unsigned int coeff = chip->info->age_time_coeff; + const unsigned int min = 0x01 * coeff; + const unsigned int max = 0xff * coeff; + u8 age_time; + u16 val; + int err; + + if (msecs < min || msecs > max) + return -ERANGE; + + /* Round to nearest multiple of coeff */ + age_time = (msecs + coeff / 2) / coeff; + + err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_CONTROL, &val); + if (err) + return err; + + /* AgeTime is 11:4 bits */ + val &= ~0xff0; + val |= age_time << 4; + + err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, val); + if (err) + return err; + + dev_dbg(chip->dev, "AgeTime set to 0x%02x (%d ms)\n", age_time, + age_time * coeff); + + return 0; +} + +/* Offset 0x0B: ATU Operation Register */ + +static int mv88e6xxx_g1_atu_op_wait(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g1_wait(chip, GLOBAL_ATU_OP, GLOBAL_ATU_OP_BUSY); +} + +static int mv88e6xxx_g1_atu_op(struct mv88e6xxx_chip *chip, u16 fid, u16 op) +{ + u16 val; + int err; + + /* FID bits are dispatched all around gradually as more are supported */ + if (mv88e6xxx_num_databases(chip) > 256) { + err = mv88e6xxx_g1_atu_fid_write(chip, fid); + if (err) + return err; + } else { + if (mv88e6xxx_num_databases(chip) > 16) { + /* ATU DBNum[7:4] are located in ATU Control 15:12 */ + err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_CONTROL, &val); + if (err) + return err; + + val = (val & 0x0fff) | ((fid << 8) & 0xf000); + err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_CONTROL, val); + if (err) + return err; + } + + /* ATU DBNum[3:0] are located in ATU Operation 3:0 */ + op |= fid & 0xf; + } + + err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_OP, op); + if (err) + return err; + + return mv88e6xxx_g1_atu_op_wait(chip); +} + +/* Offset 0x0C: ATU Data Register */ + +static int mv88e6xxx_g1_atu_data_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_atu_entry *entry) +{ + u16 val; + int err; + + err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_DATA, &val); + if (err) + return err; + + entry->state = val & 0xf; + if (entry->state != GLOBAL_ATU_DATA_STATE_UNUSED) { + entry->trunk = !!(val & GLOBAL_ATU_DATA_TRUNK); + entry->portvec = (val >> 4) & mv88e6xxx_port_mask(chip); + } + + return 0; +} + +static int mv88e6xxx_g1_atu_data_write(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_atu_entry *entry) +{ + u16 data = entry->state & 0xf; + + if (entry->state != GLOBAL_ATU_DATA_STATE_UNUSED) { + if (entry->trunk) + data |= GLOBAL_ATU_DATA_TRUNK; + + data |= (entry->portvec & mv88e6xxx_port_mask(chip)) << 4; + } + + return mv88e6xxx_g1_write(chip, GLOBAL_ATU_DATA, data); +} + +/* Offset 0x0D: ATU MAC Address Register Bytes 0 & 1 + * Offset 0x0E: ATU MAC Address Register Bytes 2 & 3 + * Offset 0x0F: ATU MAC Address Register Bytes 4 & 5 + */ + +static int mv88e6xxx_g1_atu_mac_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_atu_entry *entry) +{ + u16 val; + int i, err; + + for (i = 0; i < 3; i++) { + err = mv88e6xxx_g1_read(chip, GLOBAL_ATU_MAC_01 + i, &val); + if (err) + return err; + + entry->mac[i * 2] = val >> 8; + entry->mac[i * 2 + 1] = val & 0xff; + } + + return 0; +} + +static int mv88e6xxx_g1_atu_mac_write(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_atu_entry *entry) +{ + u16 val; + int i, err; + + for (i = 0; i < 3; i++) { + val = (entry->mac[i * 2] << 8) | entry->mac[i * 2 + 1]; + err = mv88e6xxx_g1_write(chip, GLOBAL_ATU_MAC_01 + i, val); + if (err) + return err; + } + + return 0; +} + +/* Address Translation Unit operations */ + +int mv88e6xxx_g1_atu_getnext(struct mv88e6xxx_chip *chip, u16 fid, + struct mv88e6xxx_atu_entry *entry) +{ + int err; + + err = mv88e6xxx_g1_atu_op_wait(chip); + if (err) + return err; + + /* Write the MAC address to iterate from only once */ + if (entry->state == GLOBAL_ATU_DATA_STATE_UNUSED) { + err = mv88e6xxx_g1_atu_mac_write(chip, entry); + if (err) + return err; + } + + err = mv88e6xxx_g1_atu_op(chip, fid, GLOBAL_ATU_OP_GET_NEXT_DB); + if (err) + return err; + + err = mv88e6xxx_g1_atu_data_read(chip, entry); + if (err) + return err; + + return mv88e6xxx_g1_atu_mac_read(chip, entry); +} + +int mv88e6xxx_g1_atu_loadpurge(struct mv88e6xxx_chip *chip, u16 fid, + struct mv88e6xxx_atu_entry *entry) +{ + int err; + + err = mv88e6xxx_g1_atu_op_wait(chip); + if (err) + return err; + + err = mv88e6xxx_g1_atu_mac_write(chip, entry); + if (err) + return err; + + err = mv88e6xxx_g1_atu_data_write(chip, entry); + if (err) + return err; + + return mv88e6xxx_g1_atu_op(chip, fid, GLOBAL_ATU_OP_LOAD_DB); +} + +static int mv88e6xxx_g1_atu_flushmove(struct mv88e6xxx_chip *chip, u16 fid, + struct mv88e6xxx_atu_entry *entry, + bool all) +{ + u16 op; + int err; + + err = mv88e6xxx_g1_atu_op_wait(chip); + if (err) + return err; + + err = mv88e6xxx_g1_atu_data_write(chip, entry); + if (err) + return err; + + /* Flush/Move all or non-static entries from all or a given database */ + if (all && fid) + op = GLOBAL_ATU_OP_FLUSH_MOVE_ALL_DB; + else if (fid) + op = GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC_DB; + else if (all) + op = GLOBAL_ATU_OP_FLUSH_MOVE_ALL; + else + op = GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC; + + return mv88e6xxx_g1_atu_op(chip, fid, op); +} + +int mv88e6xxx_g1_atu_flush(struct mv88e6xxx_chip *chip, u16 fid, bool all) +{ + struct mv88e6xxx_atu_entry entry = { + .state = 0, /* Null EntryState means Flush */ + }; + + return mv88e6xxx_g1_atu_flushmove(chip, fid, &entry, all); +} + +static int mv88e6xxx_g1_atu_move(struct mv88e6xxx_chip *chip, u16 fid, + int from_port, int to_port, bool all) +{ + struct mv88e6xxx_atu_entry entry = { 0 }; + unsigned long mask; + int shift; + + if (!chip->info->atu_move_port_mask) + return -EOPNOTSUPP; + + mask = chip->info->atu_move_port_mask; + shift = bitmap_weight(&mask, 16); + + entry.state = 0xf, /* Full EntryState means Move */ + entry.portvec = from_port & mask; + entry.portvec |= (to_port & mask) << shift; + + return mv88e6xxx_g1_atu_flushmove(chip, fid, &entry, all); +} + +int mv88e6xxx_g1_atu_remove(struct mv88e6xxx_chip *chip, u16 fid, int port, + bool all) +{ + int from_port = port; + int to_port = chip->info->atu_move_port_mask; + + return mv88e6xxx_g1_atu_move(chip, fid, from_port, to_port, all); +} diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index 8f15bc7b1f5f..b3fea55071e3 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -4,7 +4,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -12,6 +13,7 @@ * (at your option) any later version. */ +#include <linux/interrupt.h> #include <linux/irqdomain.h> #include "mv88e6xxx.h" #include "global2.h" @@ -170,6 +172,50 @@ static int mv88e6xxx_g2_clear_irl(struct mv88e6xxx_chip *chip) return err; } +/* Offset 0x0B: Cross-chip Port VLAN (Addr) Register + * Offset 0x0C: Cross-chip Port VLAN Data Register + */ + +static int mv88e6xxx_g2_pvt_op_wait(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g2_wait(chip, GLOBAL2_PVT_ADDR, GLOBAL2_PVT_ADDR_BUSY); +} + +static int mv88e6xxx_g2_pvt_op(struct mv88e6xxx_chip *chip, int src_dev, + int src_port, u16 op) +{ + int err; + + /* 9-bit Cross-chip PVT pointer: with GLOBAL2_MISC_5_BIT_PORT cleared, + * source device is 5-bit, source port is 4-bit. + */ + op |= (src_dev & 0x1f) << 4; + op |= (src_port & 0xf); + + err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_ADDR, op); + if (err) + return err; + + return mv88e6xxx_g2_pvt_op_wait(chip); +} + +int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev, + int src_port, u16 data) +{ + int err; + + err = mv88e6xxx_g2_pvt_op_wait(chip); + if (err) + return err; + + err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_DATA, data); + if (err) + return err; + + return mv88e6xxx_g2_pvt_op(chip, src_dev, src_port, + GLOBAL2_PVT_ADDR_OP_WRITE_PVLAN); +} + /* Offset 0x0D: Switch MAC/WoL/WoF register */ static int mv88e6xxx_g2_switch_mac_write(struct mv88e6xxx_chip *chip, @@ -522,8 +568,9 @@ static int mv88e6xxx_g2_smi_phy_write_addr(struct mv88e6xxx_chip *chip, return mv88e6xxx_g2_smi_phy_cmd(chip, cmd); } -int mv88e6xxx_g2_smi_phy_read_c45(struct mv88e6xxx_chip *chip, int addr, - int reg_c45, u16 *val, bool external) +static int mv88e6xxx_g2_smi_phy_read_c45(struct mv88e6xxx_chip *chip, + int addr, int reg_c45, u16 *val, + bool external) { int device = (reg_c45 >> 16) & 0x1f; int reg = reg_c45 & 0xffff; @@ -553,8 +600,9 @@ int mv88e6xxx_g2_smi_phy_read_c45(struct mv88e6xxx_chip *chip, int addr, return 0; } -int mv88e6xxx_g2_smi_phy_read_c22(struct mv88e6xxx_chip *chip, int addr, - int reg, u16 *val, bool external) +static int mv88e6xxx_g2_smi_phy_read_c22(struct mv88e6xxx_chip *chip, + int addr, int reg, u16 *val, + bool external) { u16 cmd = GLOBAL2_SMI_PHY_CMD_OP_22_READ_DATA | (addr << 5) | reg; int err; @@ -586,8 +634,9 @@ int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip, return mv88e6xxx_g2_smi_phy_read_c22(chip, addr, reg, val, external); } -int mv88e6xxx_g2_smi_phy_write_c45(struct mv88e6xxx_chip *chip, int addr, - int reg_c45, u16 val, bool external) +static int mv88e6xxx_g2_smi_phy_write_c45(struct mv88e6xxx_chip *chip, + int addr, int reg_c45, u16 val, + bool external) { int device = (reg_c45 >> 16) & 0x1f; int reg = reg_c45 & 0xffff; @@ -615,8 +664,9 @@ int mv88e6xxx_g2_smi_phy_write_c45(struct mv88e6xxx_chip *chip, int addr, return 0; } -int mv88e6xxx_g2_smi_phy_write_c22(struct mv88e6xxx_chip *chip, int addr, - int reg, u16 val, bool external) +static int mv88e6xxx_g2_smi_phy_write_c22(struct mv88e6xxx_chip *chip, + int addr, int reg, u16 val, + bool external) { u16 cmd = GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA | (addr << 5) | reg; int err; @@ -782,6 +832,31 @@ static int mv88e6xxx_g2_watchdog_setup(struct mv88e6xxx_chip *chip) return err; } +/* Offset 0x1D: Misc Register */ + +static int mv88e6xxx_g2_misc_5_bit_port(struct mv88e6xxx_chip *chip, + bool port_5_bit) +{ + u16 val; + int err; + + err = mv88e6xxx_g2_read(chip, GLOBAL2_MISC, &val); + if (err) + return err; + + if (port_5_bit) + val |= GLOBAL2_MISC_5_BIT_PORT; + else + val &= ~GLOBAL2_MISC_5_BIT_PORT; + + return mv88e6xxx_g2_write(chip, GLOBAL2_MISC, val); +} + +int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g2_misc_5_bit_port(chip, false); +} + static void mv88e6xxx_g2_irq_mask(struct irq_data *d) { struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d); @@ -964,14 +1039,6 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) return err; } - if (mv88e6xxx_has(chip, MV88E6XXX_FLAGS_PVT)) { - /* Initialize Cross-chip Port VLAN Table to reset defaults */ - err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_ADDR, - GLOBAL2_PVT_ADDR_OP_INIT_ONES); - if (err) - return err; - } - if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G2_POT)) { /* Clear the priority override table. */ err = mv88e6xxx_g2_clear_pot(chip); diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index a8b2f9486a4a..96046bb12ca1 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -3,7 +3,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -41,6 +42,10 @@ int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip, int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip, struct ethtool_eeprom *eeprom, u8 *data); +int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev, + int src_port, u16 data); +int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip); + int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip); int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip); void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip); @@ -109,6 +114,17 @@ static inline int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip, return -EOPNOTSUPP; } +int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev, + int src_port, u16 data) +{ + return -EOPNOTSUPP; +} + +int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip) +{ + return -EOPNOTSUPP; +} + static inline int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) { return -EOPNOTSUPP; diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h index 6033f2f6260a..c8f54986996b 100644 --- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h @@ -16,6 +16,7 @@ #include <linux/irq.h> #include <linux/gpio/consumer.h> #include <linux/phy.h> +#include <net/dsa.h> #ifndef UINT64_MAX #define UINT64_MAX (u64)(~((u64)0)) @@ -132,18 +133,19 @@ #define PORT_CONTROL_TAG_IF_BOTH BIT(6) #define PORT_CONTROL_USE_IP BIT(5) #define PORT_CONTROL_USE_TAG BIT(4) -#define PORT_CONTROL_FORWARD_UNKNOWN_MC BIT(3) #define PORT_CONTROL_FORWARD_UNKNOWN BIT(2) -#define PORT_CONTROL_NOT_EGRESS_UNKNOWN_DA (0x0 << 2) -#define PORT_CONTROL_NOT_EGRESS_UNKNOWN_MULTICAST_DA (0x1 << 2) -#define PORT_CONTROL_NOT_EGRESS_UNKNOWN_UNITCAST_DA (0x2 << 2) -#define PORT_CONTROL_EGRESS_ALL_UNKNOWN_DA (0x3 << 2) +#define PORT_CONTROL_EGRESS_FLOODS_MASK (0x3 << 2) +#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_DA (0x0 << 2) +#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_MC_DA (0x1 << 2) +#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_UC_DA (0x2 << 2) +#define PORT_CONTROL_EGRESS_FLOODS_ALL_UNKNOWN_DA (0x3 << 2) #define PORT_CONTROL_STATE_MASK 0x03 #define PORT_CONTROL_STATE_DISABLED 0x00 #define PORT_CONTROL_STATE_BLOCKING 0x01 #define PORT_CONTROL_STATE_LEARNING 0x02 #define PORT_CONTROL_STATE_FORWARDING 0x03 #define PORT_CONTROL_1 0x05 +#define PORT_CONTROL_1_MESSAGE_PORT BIT(15) #define PORT_CONTROL_1_FID_11_4_MASK (0xff << 0) #define PORT_BASE_VLAN 0x06 #define PORT_BASE_VLAN_FID_3_0_MASK (0xf << 12) @@ -166,7 +168,6 @@ #define PORT_CONTROL_2_DISCARD_UNTAGGED BIT(8) #define PORT_CONTROL_2_MAP_DA BIT(7) #define PORT_CONTROL_2_DEFAULT_FORWARD BIT(6) -#define PORT_CONTROL_2_FORWARD_UNKNOWN BIT(6) #define PORT_CONTROL_2_EGRESS_MONITOR BIT(5) #define PORT_CONTROL_2_INGRESS_MONITOR BIT(4) #define PORT_CONTROL_2_UPSTREAM_MASK 0x0f @@ -181,6 +182,7 @@ #define PORT_ATU_CONTROL 0x0c #define PORT_PRI_OVERRIDE 0x0d #define PORT_ETH_TYPE 0x0f +#define PORT_ETH_TYPE_DEFAULT 0x9100 #define PORT_IN_DISCARD_LO 0x10 #define PORT_IN_DISCARD_HI 0x11 #define PORT_IN_FILTERED 0x12 @@ -437,9 +439,14 @@ #define GLOBAL2_WDOG_FORCE_IRQ BIT(0) #define GLOBAL2_QOS_WEIGHT 0x1c #define GLOBAL2_MISC 0x1d +#define GLOBAL2_MISC_5_BIT_PORT BIT(14) #define MV88E6XXX_N_FID 4096 +/* PVT limits for 4-bit port and 5-bit switch */ +#define MV88E6XXX_MAX_PVT_SWITCHES 32 +#define MV88E6XXX_MAX_PVT_PORTS 16 + enum mv88e6xxx_frame_mode { MV88E6XXX_FRAME_MODE_NORMAL, MV88E6XXX_FRAME_MODE_DSA, @@ -525,8 +532,6 @@ enum mv88e6xxx_cap { MV88E6XXX_CAP_G2_MGMT_EN_0X, /* (0x03) MGMT Enable Register 0x */ MV88E6XXX_CAP_G2_IRL_CMD, /* (0x09) Ingress Rate Command */ MV88E6XXX_CAP_G2_IRL_DATA, /* (0x0a) Ingress Rate Data */ - MV88E6XXX_CAP_G2_PVT_ADDR, /* (0x0b) Cross Chip Port VLAN Addr */ - MV88E6XXX_CAP_G2_PVT_DATA, /* (0x0c) Cross Chip Port VLAN Data */ MV88E6XXX_CAP_G2_POT, /* (0x0f) Priority Override Table */ /* Per VLAN Spanning Tree Unit (STU). @@ -551,7 +556,6 @@ enum mv88e6xxx_cap { #define MV88E6XXX_FLAG_SERDES BIT_ULL(MV88E6XXX_CAP_SERDES) -#define MV88E6XXX_FLAG_G1_ATU_FID BIT_ULL(MV88E6XXX_CAP_G1_ATU_FID) #define MV88E6XXX_FLAG_G1_VTU_FID BIT_ULL(MV88E6XXX_CAP_G1_VTU_FID) #define MV88E6XXX_FLAG_GLOBAL2 BIT_ULL(MV88E6XXX_CAP_GLOBAL2) @@ -560,8 +564,6 @@ enum mv88e6xxx_cap { #define MV88E6XXX_FLAG_G2_MGMT_EN_0X BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_0X) #define MV88E6XXX_FLAG_G2_IRL_CMD BIT_ULL(MV88E6XXX_CAP_G2_IRL_CMD) #define MV88E6XXX_FLAG_G2_IRL_DATA BIT_ULL(MV88E6XXX_CAP_G2_IRL_DATA) -#define MV88E6XXX_FLAG_G2_PVT_ADDR BIT_ULL(MV88E6XXX_CAP_G2_PVT_ADDR) -#define MV88E6XXX_FLAG_G2_PVT_DATA BIT_ULL(MV88E6XXX_CAP_G2_PVT_DATA) #define MV88E6XXX_FLAG_G2_POT BIT_ULL(MV88E6XXX_CAP_G2_POT) #define MV88E6XXX_FLAG_STU BIT_ULL(MV88E6XXX_CAP_STU) @@ -577,11 +579,6 @@ enum mv88e6xxx_cap { (MV88E6XXX_FLAG_SMI_CMD | \ MV88E6XXX_FLAG_SMI_DATA) -/* Cross-chip Port VLAN Table */ -#define MV88E6XXX_FLAGS_PVT \ - (MV88E6XXX_FLAG_G2_PVT_ADDR | \ - MV88E6XXX_FLAG_G2_PVT_DATA) - /* Fiber/SERDES Registers at SMI address F, page 1 */ #define MV88E6XXX_FLAGS_SERDES \ (MV88E6XXX_FLAG_PHY_PAGE | \ @@ -594,8 +591,7 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAGS_MULTI_CHIP) #define MV88E6XXX_FLAGS_FAMILY_6097 \ - (MV88E6XXX_FLAG_G1_ATU_FID | \ - MV88E6XXX_FLAG_G1_VTU_FID | \ + (MV88E6XXX_FLAG_G1_VTU_FID | \ MV88E6XXX_FLAG_GLOBAL2 | \ MV88E6XXX_FLAG_G2_INT | \ MV88E6XXX_FLAG_G2_MGMT_EN_2X | \ @@ -604,12 +600,10 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_STU | \ MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ - MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT) + MV88E6XXX_FLAGS_MULTI_CHIP) #define MV88E6XXX_FLAGS_FAMILY_6165 \ - (MV88E6XXX_FLAG_G1_ATU_FID | \ - MV88E6XXX_FLAG_G1_VTU_FID | \ + (MV88E6XXX_FLAG_G1_VTU_FID | \ MV88E6XXX_FLAG_GLOBAL2 | \ MV88E6XXX_FLAG_G2_INT | \ MV88E6XXX_FLAG_G2_MGMT_EN_2X | \ @@ -618,8 +612,7 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_STU | \ MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ - MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT) + MV88E6XXX_FLAGS_MULTI_CHIP) #define MV88E6XXX_FLAGS_FAMILY_6185 \ (MV88E6XXX_FLAG_GLOBAL2 | \ @@ -636,12 +629,10 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_G2_POT | \ MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ - MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT) + MV88E6XXX_FLAGS_MULTI_CHIP) #define MV88E6XXX_FLAGS_FAMILY_6341 \ (MV88E6XXX_FLAG_EEE | \ - MV88E6XXX_FLAG_G1_ATU_FID | \ MV88E6XXX_FLAG_G1_VTU_FID | \ MV88E6XXX_FLAG_GLOBAL2 | \ MV88E6XXX_FLAG_G2_INT | \ @@ -650,12 +641,10 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT | \ MV88E6XXX_FLAGS_SERDES) #define MV88E6XXX_FLAGS_FAMILY_6351 \ - (MV88E6XXX_FLAG_G1_ATU_FID | \ - MV88E6XXX_FLAG_G1_VTU_FID | \ + (MV88E6XXX_FLAG_G1_VTU_FID | \ MV88E6XXX_FLAG_GLOBAL2 | \ MV88E6XXX_FLAG_G2_INT | \ MV88E6XXX_FLAG_G2_MGMT_EN_2X | \ @@ -664,12 +653,10 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_STU | \ MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ - MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT) + MV88E6XXX_FLAGS_MULTI_CHIP) #define MV88E6XXX_FLAGS_FAMILY_6352 \ (MV88E6XXX_FLAG_EEE | \ - MV88E6XXX_FLAG_G1_ATU_FID | \ MV88E6XXX_FLAG_G1_VTU_FID | \ MV88E6XXX_FLAG_GLOBAL2 | \ MV88E6XXX_FLAG_G2_INT | \ @@ -680,7 +667,6 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT | \ MV88E6XXX_FLAGS_SERDES) #define MV88E6XXX_FLAGS_FAMILY_6390 \ @@ -690,8 +676,7 @@ enum mv88e6xxx_cap { MV88E6XXX_FLAG_STU | \ MV88E6XXX_FLAG_VTU | \ MV88E6XXX_FLAGS_IRL | \ - MV88E6XXX_FLAGS_MULTI_CHIP | \ - MV88E6XXX_FLAGS_PVT) + MV88E6XXX_FLAGS_MULTI_CHIP) struct mv88e6xxx_ops; @@ -705,16 +690,21 @@ struct mv88e6xxx_info { unsigned int global1_addr; unsigned int age_time_coeff; unsigned int g1_irqs; + bool pvt; enum dsa_tag_protocol tag_protocol; unsigned long long flags; + + /* Mask for FromPort and ToPort value of PortVec used in ATU Move + * operation. 0 means that the ATU Move operation is not supported. + */ + u8 atu_move_port_mask; const struct mv88e6xxx_ops *ops; }; struct mv88e6xxx_atu_entry { - u16 fid; u8 state; bool trunk; - u16 portv_trunkid; + u16 portvec; u8 mac[ETH_ALEN]; }; @@ -864,14 +854,16 @@ struct mv88e6xxx_ops { int (*port_set_frame_mode)(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_frame_mode mode); - int (*port_set_egress_unknowns)(struct mv88e6xxx_chip *chip, int port, - bool on); + int (*port_set_egress_floods)(struct mv88e6xxx_chip *chip, int port, + bool unicast, bool multicast); int (*port_set_ether_type)(struct mv88e6xxx_chip *chip, int port, u16 etype); int (*port_jumbo_config)(struct mv88e6xxx_chip *chip, int port); int (*port_egress_rate_limiting)(struct mv88e6xxx_chip *chip, int port); int (*port_pause_config)(struct mv88e6xxx_chip *chip, int port); + int (*port_disable_learn_limit)(struct mv88e6xxx_chip *chip, int port); + int (*port_disable_pri_override)(struct mv88e6xxx_chip *chip, int port); /* CMODE control what PHY mode the MAC will use, eg. SGMII, RGMII, etc. * Some chips allow this to be configured on specific ports. @@ -934,6 +926,11 @@ static inline bool mv88e6xxx_has(struct mv88e6xxx_chip *chip, return (chip->info->flags & flags) == flags; } +static inline bool mv88e6xxx_has_pvt(struct mv88e6xxx_chip *chip) +{ + return chip->info->pvt; +} + static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip) { return chip->info->num_databases; @@ -944,6 +941,11 @@ static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip) return chip->info->num_ports; } +static inline u16 mv88e6xxx_port_mask(struct mv88e6xxx_chip *chip) +{ + return GENMASK(mv88e6xxx_num_ports(chip) - 1, 0); +} + int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val); int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val); int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg, diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index 8875784c4718..548a956637ee 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -3,7 +3,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -497,8 +498,8 @@ int mv88e6351_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port, return mv88e6xxx_port_write(chip, port, PORT_CONTROL, reg); } -int mv88e6085_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on) +static int mv88e6185_port_set_forward_unknown(struct mv88e6xxx_chip *chip, + int port, bool unicast) { int err; u16 reg; @@ -507,7 +508,7 @@ int mv88e6085_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, if (err) return err; - if (on) + if (unicast) reg |= PORT_CONTROL_FORWARD_UNKNOWN; else reg &= ~PORT_CONTROL_FORWARD_UNKNOWN; @@ -515,8 +516,8 @@ int mv88e6085_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, return mv88e6xxx_port_write(chip, port, PORT_CONTROL, reg); } -int mv88e6351_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on) +int mv88e6352_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port, + bool unicast, bool multicast) { int err; u16 reg; @@ -525,21 +526,45 @@ int mv88e6351_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, if (err) return err; - if (on) - reg |= PORT_CONTROL_EGRESS_ALL_UNKNOWN_DA; + reg &= ~PORT_CONTROL_EGRESS_FLOODS_MASK; + + if (unicast && multicast) + reg |= PORT_CONTROL_EGRESS_FLOODS_ALL_UNKNOWN_DA; + else if (unicast) + reg |= PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_MC_DA; + else if (multicast) + reg |= PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_UC_DA; else - reg &= ~PORT_CONTROL_EGRESS_ALL_UNKNOWN_DA; + reg |= PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_DA; return mv88e6xxx_port_write(chip, port, PORT_CONTROL, reg); } /* Offset 0x05: Port Control 1 */ +int mv88e6xxx_port_set_message_port(struct mv88e6xxx_chip *chip, int port, + bool message_port) +{ + u16 val; + int err; + + err = mv88e6xxx_port_read(chip, port, PORT_CONTROL_1, &val); + if (err) + return err; + + if (message_port) + val |= PORT_CONTROL_1_MESSAGE_PORT; + else + val &= ~PORT_CONTROL_1_MESSAGE_PORT; + + return mv88e6xxx_port_write(chip, port, PORT_CONTROL_1, val); +} + /* Offset 0x06: Port Based VLAN Map */ int mv88e6xxx_port_set_vlan_map(struct mv88e6xxx_chip *chip, int port, u16 map) { - const u16 mask = GENMASK(mv88e6xxx_num_ports(chip) - 1, 0); + const u16 mask = mv88e6xxx_port_mask(chip); u16 reg; int err; @@ -672,8 +697,8 @@ static const char * const mv88e6xxx_port_8021q_mode_names[] = { [PORT_CONTROL_2_8021Q_SECURE] = "Secure", }; -int mv88e6095_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on) +static int mv88e6185_port_set_default_forward(struct mv88e6xxx_chip *chip, + int port, bool multicast) { int err; u16 reg; @@ -682,14 +707,26 @@ int mv88e6095_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, if (err) return err; - if (on) - reg |= PORT_CONTROL_2_FORWARD_UNKNOWN; + if (multicast) + reg |= PORT_CONTROL_2_DEFAULT_FORWARD; else - reg &= ~PORT_CONTROL_2_FORWARD_UNKNOWN; + reg &= ~PORT_CONTROL_2_DEFAULT_FORWARD; return mv88e6xxx_port_write(chip, port, PORT_CONTROL_2, reg); } +int mv88e6185_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port, + bool unicast, bool multicast) +{ + int err; + + err = mv88e6185_port_set_forward_unknown(chip, port, unicast); + if (err) + return err; + + return mv88e6185_port_set_default_forward(chip, port, multicast); +} + int mv88e6095_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port, int upstream_port) { @@ -769,6 +806,20 @@ int mv88e6097_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port) return mv88e6xxx_port_write(chip, port, PORT_RATE_CONTROL, 0x0001); } +/* Offset 0x0C: Port ATU Control */ + +int mv88e6xxx_port_disable_learn_limit(struct mv88e6xxx_chip *chip, int port) +{ + return mv88e6xxx_port_write(chip, port, PORT_ATU_CONTROL, 0); +} + +/* Offset 0x0D: (Priority) Override Register */ + +int mv88e6xxx_port_disable_pri_override(struct mv88e6xxx_chip *chip, int port) +{ + return mv88e6xxx_port_write(chip, port, PORT_PRI_OVERRIDE, 0); +} + /* Offset 0x0f: Port Ether type */ int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index c83cbb3f4491..86f40887b6d2 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -3,7 +3,8 @@ * * Copyright (c) 2008 Marvell Semiconductor * - * Copyright (c) 2016 Vivien Didelot <vivien.didelot@savoirfairelinux.com> + * Copyright (c) 2016-2017 Savoir-faire Linux Inc. + * Vivien Didelot <vivien.didelot@savoirfairelinux.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -56,14 +57,14 @@ int mv88e6085_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_frame_mode mode); int mv88e6351_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_frame_mode mode); -int mv88e6085_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on); -int mv88e6095_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on); -int mv88e6351_port_set_egress_unknowns(struct mv88e6xxx_chip *chip, int port, - bool on); +int mv88e6185_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port, + bool unicast, bool multicast); +int mv88e6352_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port, + bool unicast, bool multicast); int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, u16 etype); +int mv88e6xxx_port_set_message_port(struct mv88e6xxx_chip *chip, int port, + bool message_port); int mv88e6165_port_jumbo_config(struct mv88e6xxx_chip *chip, int port); int mv88e6095_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port); int mv88e6097_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port); @@ -75,4 +76,8 @@ int mv88e6xxx_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode); int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port); int mv88e6095_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port, int upstream_port); + +int mv88e6xxx_port_disable_learn_limit(struct mv88e6xxx_chip *chip, int port); +int mv88e6xxx_port_disable_pri_override(struct mv88e6xxx_chip *chip, int port); + #endif /* _MV88E6XXX_PORT_H */ diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 2c80611b94ae..149244aac20a 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -35,6 +35,7 @@ #include <linux/init.h> #include <linux/moduleparam.h> #include <linux/rtnetlink.h> +#include <linux/net_tstamp.h> #include <net/rtnetlink.h> #include <linux/u64_stats_sync.h> @@ -125,6 +126,7 @@ static netdev_tx_t dummy_xmit(struct sk_buff *skb, struct net_device *dev) dstats->tx_bytes += skb->len; u64_stats_update_end(&dstats->syncp); + skb_tx_timestamp(skb); dev_kfree_skb(skb); return NETDEV_TX_OK; } @@ -304,8 +306,21 @@ static void dummy_get_drvinfo(struct net_device *dev, strlcpy(info->version, DRV_VERSION, sizeof(info->version)); } +static int dummy_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *ts_info) +{ + ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE; + + ts_info->phc_index = -1; + + return 0; +}; + static const struct ethtool_ops dummy_ethtool_ops = { .get_drvinfo = dummy_get_drvinfo, + .get_ts_info = dummy_get_ts_info, }; static void dummy_free_netdev(struct net_device *dev) diff --git a/drivers/net/ethernet/3com/typhoon.c b/drivers/net/ethernet/3com/typhoon.c index 084a6d58543a..be823c186517 100644 --- a/drivers/net/ethernet/3com/typhoon.c +++ b/drivers/net/ethernet/3com/typhoon.c @@ -283,7 +283,6 @@ struct typhoon { spinlock_t command_lock ____cacheline_aligned; struct basic_ring cmdRing; struct basic_ring respRing; - struct net_device_stats stats; struct net_device_stats stats_saved; struct typhoon_shared * shared; dma_addr_t shared_dma; @@ -898,7 +897,7 @@ typhoon_set_rx_mode(struct net_device *dev) static int typhoon_do_get_stats(struct typhoon *tp) { - struct net_device_stats *stats = &tp->stats; + struct net_device_stats *stats = &tp->dev->stats; struct net_device_stats *saved = &tp->stats_saved; struct cmd_desc xp_cmd; struct resp_desc xp_resp[7]; @@ -951,7 +950,7 @@ static struct net_device_stats * typhoon_get_stats(struct net_device *dev) { struct typhoon *tp = netdev_priv(dev); - struct net_device_stats *stats = &tp->stats; + struct net_device_stats *stats = &tp->dev->stats; struct net_device_stats *saved = &tp->stats_saved; smp_rmb(); @@ -1991,7 +1990,7 @@ typhoon_stop_runtime(struct typhoon *tp, int wait_type) tp->card_state = Sleeping; smp_wmb(); typhoon_do_get_stats(tp); - memcpy(&tp->stats_saved, &tp->stats, sizeof(struct net_device_stats)); + memcpy(&tp->stats_saved, &tp->dev->stats, sizeof(struct net_device_stats)); INIT_COMMAND_NO_RESPONSE(&xp_cmd, TYPHOON_CMD_HALT); typhoon_issue_command(tp, 1, &xp_cmd, 0, NULL); diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index 8c08f9deef92..edae15ac0e98 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -180,5 +180,6 @@ source "drivers/net/ethernet/via/Kconfig" source "drivers/net/ethernet/wiznet/Kconfig" source "drivers/net/ethernet/xilinx/Kconfig" source "drivers/net/ethernet/xircom/Kconfig" +source "drivers/net/ethernet/synopsys/Kconfig" endif # ETHERNET diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile index 26dce5bf2c18..bf7f4502cabc 100644 --- a/drivers/net/ethernet/Makefile +++ b/drivers/net/ethernet/Makefile @@ -91,3 +91,4 @@ obj-$(CONFIG_NET_VENDOR_VIA) += via/ obj-$(CONFIG_NET_VENDOR_WIZNET) += wiznet/ obj-$(CONFIG_NET_VENDOR_XILINX) += xilinx/ obj-$(CONFIG_NET_VENDOR_XIRCOM) += xircom/ +obj-$(CONFIG_NET_VENDOR_SYNOPSYS) += synopsys/ diff --git a/drivers/net/ethernet/adi/bfin_mac.h b/drivers/net/ethernet/adi/bfin_mac.h index 8c3b56198e4b..4ad5b9be3f84 100644 --- a/drivers/net/ethernet/adi/bfin_mac.h +++ b/drivers/net/ethernet/adi/bfin_mac.h @@ -68,13 +68,6 @@ struct net_dma_desc_tx { }; struct bfin_mac_local { - /* - * these are things that the kernel wants me to keep, so users - * can find out semi-useless statistics of how well the card is - * performing - */ - struct net_device_stats stats; - spinlock_t lock; int wol; /* Wake On Lan */ diff --git a/drivers/net/ethernet/aeroflex/greth.c b/drivers/net/ethernet/aeroflex/greth.c index 9f7422ada704..d8e133ced7b8 100644 --- a/drivers/net/ethernet/aeroflex/greth.c +++ b/drivers/net/ethernet/aeroflex/greth.c @@ -34,6 +34,7 @@ #include <linux/crc32.h> #include <linux/mii.h> #include <linux/of_device.h> +#include <linux/of_net.h> #include <linux/of_platform.h> #include <linux/slab.h> #include <asm/cacheflush.h> @@ -1454,11 +1455,10 @@ static int greth_of_probe(struct platform_device *ofdev) break; } if (i == 6) { - const unsigned char *addr; - int len; - addr = of_get_property(ofdev->dev.of_node, "local-mac-address", - &len); - if (addr != NULL && len == 6) { + const u8 *addr; + + addr = of_get_mac_address(ofdev->dev.of_node); + if (addr) { for (i = 0; i < 6; i++) macaddr[i] = (unsigned int) addr[i]; } else { diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 35f19430c84a..7c1214d78855 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -133,7 +133,7 @@ static int ena_init_rx_cpu_rmap(struct ena_adapter *adapter) int irq_idx = ENA_IO_IRQ_IDX(i); rc = irq_cpu_rmap_add(adapter->netdev->rx_cpu_rmap, - adapter->msix_entries[irq_idx].vector); + pci_irq_vector(adapter->pdev, irq_idx)); if (rc) { free_irq_cpu_rmap(adapter->netdev->rx_cpu_rmap); adapter->netdev->rx_cpu_rmap = NULL; @@ -1208,13 +1208,7 @@ static irqreturn_t ena_intr_msix_io(int irq, void *data) static int ena_enable_msix(struct ena_adapter *adapter, int num_queues) { - int i, msix_vecs, rc; - - if (test_bit(ENA_FLAG_MSIX_ENABLED, &adapter->flags)) { - netif_err(adapter, probe, adapter->netdev, - "Error, MSI-X is already enabled\n"); - return -EPERM; - } + int msix_vecs, rc; /* Reserved the max msix vectors we might need */ msix_vecs = ENA_MAX_MSIX_VEC(num_queues); @@ -1222,16 +1216,9 @@ static int ena_enable_msix(struct ena_adapter *adapter, int num_queues) netif_dbg(adapter, probe, adapter->netdev, "trying to enable MSI-X, vectors %d\n", msix_vecs); - adapter->msix_entries = vzalloc(msix_vecs * sizeof(struct msix_entry)); - - if (!adapter->msix_entries) - return -ENOMEM; - - for (i = 0; i < msix_vecs; i++) - adapter->msix_entries[i].entry = i; - - rc = pci_enable_msix(adapter->pdev, adapter->msix_entries, msix_vecs); - if (rc != 0) { + rc = pci_alloc_irq_vectors(adapter->pdev, msix_vecs, msix_vecs, + PCI_IRQ_MSIX); + if (rc < 0) { netif_err(adapter, probe, adapter->netdev, "Failed to enable MSI-X, vectors %d rc %d\n", msix_vecs, rc); @@ -1248,7 +1235,6 @@ static int ena_enable_msix(struct ena_adapter *adapter, int num_queues) } adapter->msix_vecs = msix_vecs; - set_bit(ENA_FLAG_MSIX_ENABLED, &adapter->flags); return 0; } @@ -1264,7 +1250,7 @@ static void ena_setup_mgmnt_intr(struct ena_adapter *adapter) ena_intr_msix_mgmnt; adapter->irq_tbl[ENA_MGMNT_IRQ_IDX].data = adapter; adapter->irq_tbl[ENA_MGMNT_IRQ_IDX].vector = - adapter->msix_entries[ENA_MGMNT_IRQ_IDX].vector; + pci_irq_vector(adapter->pdev, ENA_MGMNT_IRQ_IDX); cpu = cpumask_first(cpu_online_mask); adapter->irq_tbl[ENA_MGMNT_IRQ_IDX].cpu = cpu; cpumask_set_cpu(cpu, @@ -1287,7 +1273,7 @@ static void ena_setup_io_intr(struct ena_adapter *adapter) adapter->irq_tbl[irq_idx].handler = ena_intr_msix_io; adapter->irq_tbl[irq_idx].data = &adapter->ena_napi[i]; adapter->irq_tbl[irq_idx].vector = - adapter->msix_entries[irq_idx].vector; + pci_irq_vector(adapter->pdev, irq_idx); adapter->irq_tbl[irq_idx].cpu = cpu; cpumask_set_cpu(cpu, @@ -1325,12 +1311,6 @@ static int ena_request_io_irq(struct ena_adapter *adapter) struct ena_irq *irq; int rc = 0, i, k; - if (!test_bit(ENA_FLAG_MSIX_ENABLED, &adapter->flags)) { - netif_err(adapter, ifup, adapter->netdev, - "Failed to request I/O IRQ: MSI-X is not enabled\n"); - return -EINVAL; - } - for (i = ENA_IO_IRQ_FIRST_IDX; i < adapter->msix_vecs; i++) { irq = &adapter->irq_tbl[i]; rc = request_irq(irq->vector, irq->handler, flags, irq->name, @@ -1389,16 +1369,6 @@ static void ena_free_io_irq(struct ena_adapter *adapter) } } -static void ena_disable_msix(struct ena_adapter *adapter) -{ - if (test_and_clear_bit(ENA_FLAG_MSIX_ENABLED, &adapter->flags)) - pci_disable_msix(adapter->pdev); - - if (adapter->msix_entries) - vfree(adapter->msix_entries); - adapter->msix_entries = NULL; -} - static void ena_disable_io_intr_sync(struct ena_adapter *adapter) { int i; @@ -2479,8 +2449,7 @@ static int ena_enable_msix_and_set_admin_interrupts(struct ena_adapter *adapter, return 0; err_disable_msix: - ena_disable_msix(adapter); - + pci_free_irq_vectors(adapter->pdev); return rc; } @@ -2518,7 +2487,7 @@ static void ena_fw_reset_device(struct work_struct *work) ena_free_mgmnt_irq(adapter); - ena_disable_msix(adapter); + pci_free_irq_vectors(adapter->pdev); ena_com_abort_admin_commands(ena_dev); @@ -2569,7 +2538,7 @@ static void ena_fw_reset_device(struct work_struct *work) return; err_disable_msix: ena_free_mgmnt_irq(adapter); - ena_disable_msix(adapter); + pci_free_irq_vectors(adapter->pdev); err_device_destroy: ena_com_admin_destroy(ena_dev); err: @@ -3103,7 +3072,7 @@ err_rss: err_free_msix: ena_com_dev_reset(ena_dev); ena_free_mgmnt_irq(adapter); - ena_disable_msix(adapter); + pci_free_irq_vectors(adapter->pdev); err_worker_destroy: ena_com_destroy_interrupt_moderation(ena_dev); del_timer(&adapter->timer_service); @@ -3188,7 +3157,7 @@ static void ena_remove(struct pci_dev *pdev) ena_free_mgmnt_irq(adapter); - ena_disable_msix(adapter); + pci_free_irq_vectors(adapter->pdev); free_netdev(netdev); diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h index ed62d8e231a1..0e22bce6239d 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.h +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h @@ -248,7 +248,6 @@ enum ena_flags_t { ENA_FLAG_DEVICE_RUNNING, ENA_FLAG_DEV_UP, ENA_FLAG_LINK_UP, - ENA_FLAG_MSIX_ENABLED, ENA_FLAG_TRIGGER_RESET }; @@ -267,7 +266,6 @@ struct ena_adapter { int num_queues; - struct msix_entry *msix_entries; int msix_vecs; u32 tx_usecs, rx_usecs; /* interrupt moderation */ diff --git a/drivers/net/ethernet/amd/nmclan_cs.c b/drivers/net/ethernet/amd/nmclan_cs.c index b556c926557a..9c152d85840d 100644 --- a/drivers/net/ethernet/amd/nmclan_cs.c +++ b/drivers/net/ethernet/amd/nmclan_cs.c @@ -359,7 +359,6 @@ typedef struct _mace_statistics { typedef struct _mace_private { struct pcmcia_device *p_dev; - struct net_device_stats linux_stats; /* Linux statistics counters */ mace_statistics mace_stats; /* MACE chip statistics counters */ /* restore_multicast_list() state variables */ @@ -879,7 +878,7 @@ static netdev_tx_t mace_start_xmit(struct sk_buff *skb, service a transmit interrupt while we are in here. */ - lp->linux_stats.tx_bytes += skb->len; + dev->stats.tx_bytes += skb->len; lp->tx_free_frames--; /* WARNING: Write the _exact_ number of bytes written in the header! */ @@ -967,7 +966,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id) fifofc = inb(ioaddr + AM2150_MACE_BASE + MACE_FIFOFC); if ((fifofc & MACE_FIFOFC_XMTFC)==0) { - lp->linux_stats.tx_errors++; + dev->stats.tx_errors++; outb(0xFF, ioaddr + AM2150_XMT_SKIP); } @@ -1016,7 +1015,7 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id) } /* if (xmtfs & MACE_XMTFS_XMTSV) */ - lp->linux_stats.tx_packets++; + dev->stats.tx_packets++; lp->tx_free_frames++; netif_wake_queue(dev); } /* if (status & MACE_IR_XMTINT) */ @@ -1077,7 +1076,7 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) " 0x%X.\n", dev->name, rx_framecnt, rx_status); if (rx_status & MACE_RCVFS_RCVSTS) { /* Error, update stats. */ - lp->linux_stats.rx_errors++; + dev->stats.rx_errors++; if (rx_status & MACE_RCVFS_OFLO) { lp->mace_stats.oflo++; } @@ -1114,14 +1113,14 @@ static int mace_rx(struct net_device *dev, unsigned char RxCnt) netif_rx(skb); /* Send the packet to the upper (protocol) layers. */ - lp->linux_stats.rx_packets++; - lp->linux_stats.rx_bytes += pkt_len; + dev->stats.rx_packets++; + dev->stats.rx_bytes += pkt_len; outb(0xFF, ioaddr + AM2150_RCV_NEXT); /* skip to next frame */ continue; } else { pr_debug("%s: couldn't allocate a sk_buff of size" " %d.\n", dev->name, pkt_len); - lp->linux_stats.rx_dropped++; + dev->stats.rx_dropped++; } } outb(0xFF, ioaddr + AM2150_RCV_NEXT); /* skip to next frame */ @@ -1231,13 +1230,13 @@ static void update_stats(unsigned int ioaddr, struct net_device *dev) lp->mace_stats.rntpc += mace_read(lp, ioaddr, MACE_RNTPC); lp->mace_stats.mpc += mace_read(lp, ioaddr, MACE_MPC); /* At this point, mace_stats is fully updated for this call. - We may now update the linux_stats. */ + We may now update the netdev stats. */ - /* The MACE has no equivalent for linux_stats field which are commented + /* The MACE has no equivalent for netdev stats field which are commented out. */ - /* lp->linux_stats.multicast; */ - lp->linux_stats.collisions = + /* dev->stats.multicast; */ + dev->stats.collisions = lp->mace_stats.rcvcco * 256 + lp->mace_stats.rcvcc; /* Collision: The MACE may retry sending a packet 15 times before giving up. The retry count is in XMTRC. @@ -1245,22 +1244,22 @@ static void update_stats(unsigned int ioaddr, struct net_device *dev) If so, why doesn't the RCVCC record these collisions? */ /* detailed rx_errors: */ - lp->linux_stats.rx_length_errors = + dev->stats.rx_length_errors = lp->mace_stats.rntpco * 256 + lp->mace_stats.rntpc; - /* lp->linux_stats.rx_over_errors */ - lp->linux_stats.rx_crc_errors = lp->mace_stats.fcs; - lp->linux_stats.rx_frame_errors = lp->mace_stats.fram; - lp->linux_stats.rx_fifo_errors = lp->mace_stats.oflo; - lp->linux_stats.rx_missed_errors = + /* dev->stats.rx_over_errors */ + dev->stats.rx_crc_errors = lp->mace_stats.fcs; + dev->stats.rx_frame_errors = lp->mace_stats.fram; + dev->stats.rx_fifo_errors = lp->mace_stats.oflo; + dev->stats.rx_missed_errors = lp->mace_stats.mpco * 256 + lp->mace_stats.mpc; /* detailed tx_errors */ - lp->linux_stats.tx_aborted_errors = lp->mace_stats.rtry; - lp->linux_stats.tx_carrier_errors = lp->mace_stats.lcar; + dev->stats.tx_aborted_errors = lp->mace_stats.rtry; + dev->stats.tx_carrier_errors = lp->mace_stats.lcar; /* LCAR usually results from bad cabling. */ - lp->linux_stats.tx_fifo_errors = lp->mace_stats.uflo; - lp->linux_stats.tx_heartbeat_errors = lp->mace_stats.cerr; - /* lp->linux_stats.tx_window_errors; */ + dev->stats.tx_fifo_errors = lp->mace_stats.uflo; + dev->stats.tx_heartbeat_errors = lp->mace_stats.cerr; + /* dev->stats.tx_window_errors; */ } /* update_stats */ /* ---------------------------------------------------------------------------- @@ -1274,10 +1273,10 @@ static struct net_device_stats *mace_get_stats(struct net_device *dev) update_stats(dev->base_addr, dev); pr_debug("%s: updating the statistics.\n", dev->name); - pr_linux_stats(&lp->linux_stats); + pr_linux_stats(&dev->stats); pr_mace_stats(&lp->mace_stats); - return &lp->linux_stats; + return &dev->stats; } /* net_device_stats */ /* ---------------------------------------------------------------------------- diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index a713abd9d03e..c772420fa41c 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -118,6 +118,7 @@ #include <linux/spinlock.h> #include <linux/tcp.h> #include <linux/if_vlan.h> +#include <linux/interrupt.h> #include <net/busy_poll.h> #include <linux/clk.h> #include <linux/if_ether.h> @@ -1854,7 +1855,8 @@ static int xgbe_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, if (tc_to_netdev->type != TC_SETUP_MQPRIO) return -EINVAL; - tc = tc_to_netdev->tc; + tc_to_netdev->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + tc = tc_to_netdev->mqprio->num_tc; if (tc > pdata->hw_feat.tc_cnt) return -EINVAL; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c index 0c7088a426e9..417bdb5982a9 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c @@ -115,6 +115,7 @@ */ #include <linux/module.h> +#include <linux/interrupt.h> #include <linux/kmod.h> #include <linux/delay.h> #include <linux/completion.h> diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 4c5b90eea4af..b672d9249539 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -114,6 +114,7 @@ * THE POSSIBILITY OF SUCH DAMAGE. */ +#include <linux/interrupt.h> #include <linux/module.h> #include <linux/kmod.h> #include <linux/mdio.h> diff --git a/drivers/net/ethernet/apm/Kconfig b/drivers/net/ethernet/apm/Kconfig index ec63d706d464..59efe5b145dd 100644 --- a/drivers/net/ethernet/apm/Kconfig +++ b/drivers/net/ethernet/apm/Kconfig @@ -1 +1,2 @@ source "drivers/net/ethernet/apm/xgene/Kconfig" +source "drivers/net/ethernet/apm/xgene-v2/Kconfig" diff --git a/drivers/net/ethernet/apm/Makefile b/drivers/net/ethernet/apm/Makefile index 65ce32ad1b2c..946b2a4c882d 100644 --- a/drivers/net/ethernet/apm/Makefile +++ b/drivers/net/ethernet/apm/Makefile @@ -3,3 +3,4 @@ # obj-$(CONFIG_NET_XGENE) += xgene/ +obj-$(CONFIG_NET_XGENE_V2) += xgene-v2/ diff --git a/drivers/net/ethernet/apm/xgene-v2/Kconfig b/drivers/net/ethernet/apm/xgene-v2/Kconfig new file mode 100644 index 000000000000..1205861b6318 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/Kconfig @@ -0,0 +1,11 @@ +config NET_XGENE_V2 + tristate "APM X-Gene SoC Ethernet-v2 Driver" + depends on HAS_DMA + depends on ARCH_XGENE || COMPILE_TEST + help + This is the Ethernet driver for the on-chip ethernet interface + which uses a linked list of DMA descriptor architecture (v2) for + APM X-Gene SoCs. + + To compile this driver as a module, choose M here. This module will + be called xgene-enet-v2. diff --git a/drivers/net/ethernet/apm/xgene-v2/Makefile b/drivers/net/ethernet/apm/xgene-v2/Makefile new file mode 100644 index 000000000000..f16a2b3dde8b --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/Makefile @@ -0,0 +1,6 @@ +# +# Makefile for APM X-Gene Ethernet v2 driver +# + +xgene-enet-v2-objs := main.o mac.o enet.o ring.o mdio.o ethtool.o +obj-$(CONFIG_NET_XGENE_V2) += xgene-enet-v2.o diff --git a/drivers/net/ethernet/apm/xgene-v2/enet.c b/drivers/net/ethernet/apm/xgene-v2/enet.c new file mode 100644 index 000000000000..5998da014923 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/enet.c @@ -0,0 +1,83 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +void xge_wr_csr(struct xge_pdata *pdata, u32 offset, u32 val) +{ + void __iomem *addr = pdata->resources.base_addr + offset; + + iowrite32(val, addr); +} + +u32 xge_rd_csr(struct xge_pdata *pdata, u32 offset) +{ + void __iomem *addr = pdata->resources.base_addr + offset; + + return ioread32(addr); +} + +int xge_port_reset(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + u32 data, wait = 10; + + xge_wr_csr(pdata, ENET_CLKEN, 0x3); + xge_wr_csr(pdata, ENET_SRST, 0xf); + xge_wr_csr(pdata, ENET_SRST, 0); + xge_wr_csr(pdata, CFG_MEM_RAM_SHUTDOWN, 1); + xge_wr_csr(pdata, CFG_MEM_RAM_SHUTDOWN, 0); + + do { + usleep_range(100, 110); + data = xge_rd_csr(pdata, BLOCK_MEM_RDY); + } while (data != MEM_RDY && wait--); + + if (data != MEM_RDY) { + dev_err(dev, "ECC init failed: %x\n", data); + return -ETIMEDOUT; + } + + xge_wr_csr(pdata, ENET_SHIM, DEVM_ARAUX_COH | DEVM_AWAUX_COH); + + return 0; +} + +static void xge_traffic_resume(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + xge_wr_csr(pdata, CFG_FORCE_LINK_STATUS_EN, 1); + xge_wr_csr(pdata, FORCE_LINK_STATUS, 1); + + xge_wr_csr(pdata, CFG_LINK_AGGR_RESUME, 1); + xge_wr_csr(pdata, RX_DV_GATE_REG, 1); +} + +void xge_port_init(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + pdata->phy_speed = SPEED_1000; + xge_mac_init(pdata); + xge_traffic_resume(ndev); +} diff --git a/drivers/net/ethernet/apm/xgene-v2/enet.h b/drivers/net/ethernet/apm/xgene-v2/enet.h new file mode 100644 index 000000000000..3fd36dc66a23 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/enet.h @@ -0,0 +1,45 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_V2_ENET_H__ +#define __XGENE_ENET_V2_ENET_H__ + +#define ENET_CLKEN 0xc008 +#define ENET_SRST 0xc000 +#define ENET_SHIM 0xc010 +#define CFG_MEM_RAM_SHUTDOWN 0xd070 +#define BLOCK_MEM_RDY 0xd074 + +#define MEM_RDY 0xffffffff +#define DEVM_ARAUX_COH BIT(19) +#define DEVM_AWAUX_COH BIT(3) + +#define CFG_FORCE_LINK_STATUS_EN 0x229c +#define FORCE_LINK_STATUS 0x22a0 +#define CFG_LINK_AGGR_RESUME 0x27c8 +#define RX_DV_GATE_REG 0x2dfc + +void xge_wr_csr(struct xge_pdata *pdata, u32 offset, u32 val); +u32 xge_rd_csr(struct xge_pdata *pdata, u32 offset); +int xge_port_reset(struct net_device *ndev); +void xge_port_init(struct net_device *ndev); + +#endif /* __XGENE_ENET_V2_ENET__H__ */ diff --git a/drivers/net/ethernet/apm/xgene-v2/ethtool.c b/drivers/net/ethernet/apm/xgene-v2/ethtool.c new file mode 100644 index 000000000000..0c426f55ffdb --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/ethtool.c @@ -0,0 +1,121 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +struct xge_gstrings_stats { + char name[ETH_GSTRING_LEN]; + int offset; +}; + +#define XGE_STAT(m) { #m, offsetof(struct xge_pdata, stats.m) } + +static const struct xge_gstrings_stats gstrings_stats[] = { + XGE_STAT(rx_packets), + XGE_STAT(tx_packets), + XGE_STAT(rx_bytes), + XGE_STAT(tx_bytes), + XGE_STAT(rx_errors) +}; + +#define XGE_STATS_LEN ARRAY_SIZE(gstrings_stats) + +static void xge_get_drvinfo(struct net_device *ndev, + struct ethtool_drvinfo *info) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct platform_device *pdev = pdata->pdev; + + strcpy(info->driver, "xgene-enet-v2"); + strcpy(info->version, XGENE_ENET_V2_VERSION); + snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A"); + sprintf(info->bus_info, "%s", pdev->name); +} + +static void xge_get_strings(struct net_device *ndev, u32 stringset, u8 *data) +{ + u8 *p = data; + int i; + + if (stringset != ETH_SS_STATS) + return; + + for (i = 0; i < XGE_STATS_LEN; i++) { + memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } +} + +static int xge_get_sset_count(struct net_device *ndev, int sset) +{ + if (sset != ETH_SS_STATS) + return -EINVAL; + + return XGE_STATS_LEN; +} + +static void xge_get_ethtool_stats(struct net_device *ndev, + struct ethtool_stats *dummy, + u64 *data) +{ + void *pdata = netdev_priv(ndev); + int i; + + for (i = 0; i < XGE_STATS_LEN; i++) + *data++ = *(u64 *)(pdata + gstrings_stats[i].offset); +} + +static int xge_get_link_ksettings(struct net_device *ndev, + struct ethtool_link_ksettings *cmd) +{ + struct phy_device *phydev = ndev->phydev; + + if (!phydev) + return -ENODEV; + + return phy_ethtool_ksettings_get(phydev, cmd); +} + +static int xge_set_link_ksettings(struct net_device *ndev, + const struct ethtool_link_ksettings *cmd) +{ + struct phy_device *phydev = ndev->phydev; + + if (!phydev) + return -ENODEV; + + return phy_ethtool_ksettings_set(phydev, cmd); +} + +static const struct ethtool_ops xge_ethtool_ops = { + .get_drvinfo = xge_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_strings = xge_get_strings, + .get_sset_count = xge_get_sset_count, + .get_ethtool_stats = xge_get_ethtool_stats, + .get_link_ksettings = xge_get_link_ksettings, + .set_link_ksettings = xge_set_link_ksettings, +}; + +void xge_set_ethtool_ops(struct net_device *ndev) +{ + ndev->ethtool_ops = &xge_ethtool_ops; +} diff --git a/drivers/net/ethernet/apm/xgene-v2/mac.c b/drivers/net/ethernet/apm/xgene-v2/mac.c new file mode 100644 index 000000000000..ee431e397e57 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/mac.c @@ -0,0 +1,116 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +void xge_mac_reset(struct xge_pdata *pdata) +{ + xge_wr_csr(pdata, MAC_CONFIG_1, SOFT_RESET); + xge_wr_csr(pdata, MAC_CONFIG_1, 0); +} + +void xge_mac_set_speed(struct xge_pdata *pdata) +{ + u32 icm0, icm2, ecm0, mc2; + u32 intf_ctrl, rgmii; + + icm0 = xge_rd_csr(pdata, ICM_CONFIG0_REG_0); + icm2 = xge_rd_csr(pdata, ICM_CONFIG2_REG_0); + ecm0 = xge_rd_csr(pdata, ECM_CONFIG0_REG_0); + rgmii = xge_rd_csr(pdata, RGMII_REG_0); + mc2 = xge_rd_csr(pdata, MAC_CONFIG_2); + intf_ctrl = xge_rd_csr(pdata, INTERFACE_CONTROL); + icm2 |= CFG_WAITASYNCRD_EN; + + switch (pdata->phy_speed) { + case SPEED_10: + SET_REG_BITS(&mc2, INTF_MODE, 1); + SET_REG_BITS(&intf_ctrl, HD_MODE, 0); + SET_REG_BITS(&icm0, CFG_MACMODE, 0); + SET_REG_BITS(&icm2, CFG_WAITASYNCRD, 500); + SET_REG_BIT(&rgmii, CFG_SPEED_125, 0); + break; + case SPEED_100: + SET_REG_BITS(&mc2, INTF_MODE, 1); + SET_REG_BITS(&intf_ctrl, HD_MODE, 1); + SET_REG_BITS(&icm0, CFG_MACMODE, 1); + SET_REG_BITS(&icm2, CFG_WAITASYNCRD, 80); + SET_REG_BIT(&rgmii, CFG_SPEED_125, 0); + break; + default: + SET_REG_BITS(&mc2, INTF_MODE, 2); + SET_REG_BITS(&intf_ctrl, HD_MODE, 2); + SET_REG_BITS(&icm0, CFG_MACMODE, 2); + SET_REG_BITS(&icm2, CFG_WAITASYNCRD, 16); + SET_REG_BIT(&rgmii, CFG_SPEED_125, 1); + break; + } + + mc2 |= FULL_DUPLEX | CRC_EN | PAD_CRC; + SET_REG_BITS(&ecm0, CFG_WFIFOFULLTHR, 0x32); + + xge_wr_csr(pdata, MAC_CONFIG_2, mc2); + xge_wr_csr(pdata, INTERFACE_CONTROL, intf_ctrl); + xge_wr_csr(pdata, RGMII_REG_0, rgmii); + xge_wr_csr(pdata, ICM_CONFIG0_REG_0, icm0); + xge_wr_csr(pdata, ICM_CONFIG2_REG_0, icm2); + xge_wr_csr(pdata, ECM_CONFIG0_REG_0, ecm0); +} + +void xge_mac_set_station_addr(struct xge_pdata *pdata) +{ + u8 *dev_addr = pdata->ndev->dev_addr; + u32 addr0, addr1; + + addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | + (dev_addr[1] << 8) | dev_addr[0]; + addr1 = (dev_addr[5] << 24) | (dev_addr[4] << 16); + + xge_wr_csr(pdata, STATION_ADDR0, addr0); + xge_wr_csr(pdata, STATION_ADDR1, addr1); +} + +void xge_mac_init(struct xge_pdata *pdata) +{ + xge_mac_reset(pdata); + xge_mac_set_speed(pdata); + xge_mac_set_station_addr(pdata); +} + +void xge_mac_enable(struct xge_pdata *pdata) +{ + u32 data; + + data = xge_rd_csr(pdata, MAC_CONFIG_1); + data |= TX_EN | RX_EN; + xge_wr_csr(pdata, MAC_CONFIG_1, data); + + data = xge_rd_csr(pdata, MAC_CONFIG_1); +} + +void xge_mac_disable(struct xge_pdata *pdata) +{ + u32 data; + + data = xge_rd_csr(pdata, MAC_CONFIG_1); + data &= ~(TX_EN | RX_EN); + xge_wr_csr(pdata, MAC_CONFIG_1, data); +} diff --git a/drivers/net/ethernet/apm/xgene-v2/mac.h b/drivers/net/ethernet/apm/xgene-v2/mac.h new file mode 100644 index 000000000000..18a9c9d8a5e5 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/mac.h @@ -0,0 +1,110 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_V2_MAC_H__ +#define __XGENE_ENET_V2_MAC_H__ + +/* Register offsets */ +#define MAC_CONFIG_1 0xa000 +#define MAC_CONFIG_2 0xa004 +#define MII_MGMT_CONFIG 0xa020 +#define MII_MGMT_COMMAND 0xa024 +#define MII_MGMT_ADDRESS 0xa028 +#define MII_MGMT_CONTROL 0xa02c +#define MII_MGMT_STATUS 0xa030 +#define MII_MGMT_INDICATORS 0xa034 +#define INTERFACE_CONTROL 0xa038 +#define STATION_ADDR0 0xa040 +#define STATION_ADDR1 0xa044 +#define RBYT 0xa09c +#define RPKT 0xa0a0 +#define RFCS 0xa0a4 + +#define RGMII_REG_0 0x27e0 +#define ICM_CONFIG0_REG_0 0x2c00 +#define ICM_CONFIG2_REG_0 0x2c08 +#define ECM_CONFIG0_REG_0 0x2d00 + +/* Register fields */ +#define SOFT_RESET BIT(31) +#define TX_EN BIT(0) +#define RX_EN BIT(2) +#define PAD_CRC BIT(2) +#define CRC_EN BIT(1) +#define FULL_DUPLEX BIT(0) + +#define INTF_MODE_POS 8 +#define INTF_MODE_LEN 2 +#define HD_MODE_POS 25 +#define HD_MODE_LEN 2 +#define CFG_MACMODE_POS 18 +#define CFG_MACMODE_LEN 2 +#define CFG_WAITASYNCRD_POS 0 +#define CFG_WAITASYNCRD_LEN 16 +#define CFG_SPEED_125_POS 24 +#define CFG_WFIFOFULLTHR_POS 0 +#define CFG_WFIFOFULLTHR_LEN 7 +#define MGMT_CLOCK_SEL_POS 0 +#define MGMT_CLOCK_SEL_LEN 3 +#define PHY_ADDR_POS 8 +#define PHY_ADDR_LEN 5 +#define REG_ADDR_POS 0 +#define REG_ADDR_LEN 5 +#define MII_MGMT_BUSY BIT(0) +#define MII_READ_CYCLE BIT(0) +#define CFG_WAITASYNCRD_EN BIT(16) + +static inline void xgene_set_reg_bits(u32 *var, int pos, int len, u32 val) +{ + u32 mask = GENMASK(pos + len, pos); + + *var &= ~mask; + *var |= ((val << pos) & mask); +} + +static inline u32 xgene_get_reg_bits(u32 var, int pos, int len) +{ + u32 mask = GENMASK(pos + len, pos); + + return (var & mask) >> pos; +} + +#define SET_REG_BITS(var, field, val) \ + xgene_set_reg_bits(var, field ## _POS, field ## _LEN, val) + +#define SET_REG_BIT(var, field, val) \ + xgene_set_reg_bits(var, field ## _POS, 1, val) + +#define GET_REG_BITS(var, field) \ + xgene_get_reg_bits(var, field ## _POS, field ## _LEN) + +#define GET_REG_BIT(var, field) ((var) & (field)) + +struct xge_pdata; + +void xge_mac_reset(struct xge_pdata *pdata); +void xge_mac_set_speed(struct xge_pdata *pdata); +void xge_mac_enable(struct xge_pdata *pdata); +void xge_mac_disable(struct xge_pdata *pdata); +void xge_mac_init(struct xge_pdata *pdata); +void xge_mac_set_station_addr(struct xge_pdata *pdata); + +#endif /* __XGENE_ENET_V2_MAC_H__ */ diff --git a/drivers/net/ethernet/apm/xgene-v2/main.c b/drivers/net/ethernet/apm/xgene-v2/main.c new file mode 100644 index 000000000000..0f2ad50f3bd7 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/main.c @@ -0,0 +1,759 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +static const struct acpi_device_id xge_acpi_match[]; + +static int xge_get_resources(struct xge_pdata *pdata) +{ + struct platform_device *pdev; + struct net_device *ndev; + int phy_mode, ret = 0; + struct resource *res; + struct device *dev; + + pdev = pdata->pdev; + dev = &pdev->dev; + ndev = pdata->ndev; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(dev, "Resource enet_csr not defined\n"); + return -ENODEV; + } + + pdata->resources.base_addr = devm_ioremap(dev, res->start, + resource_size(res)); + if (!pdata->resources.base_addr) { + dev_err(dev, "Unable to retrieve ENET Port CSR region\n"); + return -ENOMEM; + } + + if (!device_get_mac_address(dev, ndev->dev_addr, ETH_ALEN)) + eth_hw_addr_random(ndev); + + memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len); + + phy_mode = device_get_phy_mode(dev); + if (phy_mode < 0) { + dev_err(dev, "Unable to get phy-connection-type\n"); + return phy_mode; + } + pdata->resources.phy_mode = phy_mode; + + if (pdata->resources.phy_mode != PHY_INTERFACE_MODE_RGMII) { + dev_err(dev, "Incorrect phy-connection-type specified\n"); + return -ENODEV; + } + + ret = platform_get_irq(pdev, 0); + if (ret < 0) { + dev_err(dev, "Unable to get irq\n"); + return ret; + } + pdata->resources.irq = ret; + + return 0; +} + +static int xge_refill_buffers(struct net_device *ndev, u32 nbuf) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct xge_desc_ring *ring = pdata->rx_ring; + const u8 slots = XGENE_ENET_NUM_DESC - 1; + struct device *dev = &pdata->pdev->dev; + struct xge_raw_desc *raw_desc; + u64 addr_lo, addr_hi; + u8 tail = ring->tail; + struct sk_buff *skb; + dma_addr_t dma_addr; + u16 len; + int i; + + for (i = 0; i < nbuf; i++) { + raw_desc = &ring->raw_desc[tail]; + + len = XGENE_ENET_STD_MTU; + skb = netdev_alloc_skb(ndev, len); + if (unlikely(!skb)) + return -ENOMEM; + + dma_addr = dma_map_single(dev, skb->data, len, DMA_FROM_DEVICE); + if (dma_mapping_error(dev, dma_addr)) { + netdev_err(ndev, "DMA mapping error\n"); + dev_kfree_skb_any(skb); + return -EINVAL; + } + + ring->pkt_info[tail].skb = skb; + ring->pkt_info[tail].dma_addr = dma_addr; + + addr_hi = GET_BITS(NEXT_DESC_ADDRH, le64_to_cpu(raw_desc->m1)); + addr_lo = GET_BITS(NEXT_DESC_ADDRL, le64_to_cpu(raw_desc->m1)); + raw_desc->m1 = cpu_to_le64(SET_BITS(NEXT_DESC_ADDRL, addr_lo) | + SET_BITS(NEXT_DESC_ADDRH, addr_hi) | + SET_BITS(PKT_ADDRH, + upper_32_bits(dma_addr))); + + dma_wmb(); + raw_desc->m0 = cpu_to_le64(SET_BITS(PKT_ADDRL, dma_addr) | + SET_BITS(E, 1)); + tail = (tail + 1) & slots; + } + + ring->tail = tail; + + return 0; +} + +static int xge_init_hw(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + int ret; + + ret = xge_port_reset(ndev); + if (ret) + return ret; + + xge_port_init(ndev); + pdata->nbufs = NUM_BUFS; + + return 0; +} + +static irqreturn_t xge_irq(const int irq, void *data) +{ + struct xge_pdata *pdata = data; + + if (napi_schedule_prep(&pdata->napi)) { + xge_intr_disable(pdata); + __napi_schedule(&pdata->napi); + } + + return IRQ_HANDLED; +} + +static int xge_request_irq(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + int ret; + + snprintf(pdata->irq_name, IRQ_ID_SIZE, "%s", ndev->name); + + ret = request_irq(pdata->resources.irq, xge_irq, 0, pdata->irq_name, + pdata); + if (ret) + netdev_err(ndev, "Failed to request irq %s\n", pdata->irq_name); + + return ret; +} + +static void xge_free_irq(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + free_irq(pdata->resources.irq, pdata); +} + +static bool is_tx_slot_available(struct xge_raw_desc *raw_desc) +{ + if (GET_BITS(E, le64_to_cpu(raw_desc->m0)) && + (GET_BITS(PKT_SIZE, le64_to_cpu(raw_desc->m0)) == SLOT_EMPTY)) + return true; + + return false; +} + +static netdev_tx_t xge_start_xmit(struct sk_buff *skb, struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct xge_desc_ring *tx_ring; + struct xge_raw_desc *raw_desc; + static dma_addr_t dma_addr; + u64 addr_lo, addr_hi; + void *pkt_buf; + u8 tail; + u16 len; + + tx_ring = pdata->tx_ring; + tail = tx_ring->tail; + len = skb_headlen(skb); + raw_desc = &tx_ring->raw_desc[tail]; + + if (!is_tx_slot_available(raw_desc)) { + netif_stop_queue(ndev); + return NETDEV_TX_BUSY; + } + + /* Packet buffers should be 64B aligned */ + pkt_buf = dma_zalloc_coherent(dev, XGENE_ENET_STD_MTU, &dma_addr, + GFP_ATOMIC); + if (unlikely(!pkt_buf)) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + memcpy(pkt_buf, skb->data, len); + + addr_hi = GET_BITS(NEXT_DESC_ADDRH, le64_to_cpu(raw_desc->m1)); + addr_lo = GET_BITS(NEXT_DESC_ADDRL, le64_to_cpu(raw_desc->m1)); + raw_desc->m1 = cpu_to_le64(SET_BITS(NEXT_DESC_ADDRL, addr_lo) | + SET_BITS(NEXT_DESC_ADDRH, addr_hi) | + SET_BITS(PKT_ADDRH, + upper_32_bits(dma_addr))); + + tx_ring->pkt_info[tail].skb = skb; + tx_ring->pkt_info[tail].dma_addr = dma_addr; + tx_ring->pkt_info[tail].pkt_buf = pkt_buf; + + dma_wmb(); + + raw_desc->m0 = cpu_to_le64(SET_BITS(PKT_ADDRL, dma_addr) | + SET_BITS(PKT_SIZE, len) | + SET_BITS(E, 0)); + skb_tx_timestamp(skb); + xge_wr_csr(pdata, DMATXCTRL, 1); + + tx_ring->tail = (tail + 1) & (XGENE_ENET_NUM_DESC - 1); + + return NETDEV_TX_OK; +} + +static bool is_tx_hw_done(struct xge_raw_desc *raw_desc) +{ + if (GET_BITS(E, le64_to_cpu(raw_desc->m0)) && + !GET_BITS(PKT_SIZE, le64_to_cpu(raw_desc->m0))) + return true; + + return false; +} + +static void xge_txc_poll(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct xge_desc_ring *tx_ring; + struct xge_raw_desc *raw_desc; + dma_addr_t dma_addr; + struct sk_buff *skb; + void *pkt_buf; + u32 data; + u8 head; + + tx_ring = pdata->tx_ring; + head = tx_ring->head; + + data = xge_rd_csr(pdata, DMATXSTATUS); + if (!GET_BITS(TXPKTCOUNT, data)) + return; + + while (1) { + raw_desc = &tx_ring->raw_desc[head]; + + if (!is_tx_hw_done(raw_desc)) + break; + + dma_rmb(); + + skb = tx_ring->pkt_info[head].skb; + dma_addr = tx_ring->pkt_info[head].dma_addr; + pkt_buf = tx_ring->pkt_info[head].pkt_buf; + pdata->stats.tx_packets++; + pdata->stats.tx_bytes += skb->len; + dma_free_coherent(dev, XGENE_ENET_STD_MTU, pkt_buf, dma_addr); + dev_kfree_skb_any(skb); + + /* clear pktstart address and pktsize */ + raw_desc->m0 = cpu_to_le64(SET_BITS(E, 1) | + SET_BITS(PKT_SIZE, SLOT_EMPTY)); + xge_wr_csr(pdata, DMATXSTATUS, 1); + + head = (head + 1) & (XGENE_ENET_NUM_DESC - 1); + } + + if (netif_queue_stopped(ndev)) + netif_wake_queue(ndev); + + tx_ring->head = head; +} + +static int xge_rx_poll(struct net_device *ndev, unsigned int budget) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct xge_desc_ring *rx_ring; + struct xge_raw_desc *raw_desc; + struct sk_buff *skb; + dma_addr_t dma_addr; + int processed = 0; + u8 head, rx_error; + int i, ret; + u32 data; + u16 len; + + rx_ring = pdata->rx_ring; + head = rx_ring->head; + + data = xge_rd_csr(pdata, DMARXSTATUS); + if (!GET_BITS(RXPKTCOUNT, data)) + return 0; + + for (i = 0; i < budget; i++) { + raw_desc = &rx_ring->raw_desc[head]; + + if (GET_BITS(E, le64_to_cpu(raw_desc->m0))) + break; + + dma_rmb(); + + skb = rx_ring->pkt_info[head].skb; + rx_ring->pkt_info[head].skb = NULL; + dma_addr = rx_ring->pkt_info[head].dma_addr; + len = GET_BITS(PKT_SIZE, le64_to_cpu(raw_desc->m0)); + dma_unmap_single(dev, dma_addr, XGENE_ENET_STD_MTU, + DMA_FROM_DEVICE); + + rx_error = GET_BITS(D, le64_to_cpu(raw_desc->m2)); + if (unlikely(rx_error)) { + pdata->stats.rx_errors++; + dev_kfree_skb_any(skb); + goto out; + } + + skb_put(skb, len); + skb->protocol = eth_type_trans(skb, ndev); + + pdata->stats.rx_packets++; + pdata->stats.rx_bytes += len; + napi_gro_receive(&pdata->napi, skb); +out: + ret = xge_refill_buffers(ndev, 1); + xge_wr_csr(pdata, DMARXSTATUS, 1); + xge_wr_csr(pdata, DMARXCTRL, 1); + + if (ret) + break; + + head = (head + 1) & (XGENE_ENET_NUM_DESC - 1); + processed++; + } + + rx_ring->head = head; + + return processed; +} + +static void xge_delete_desc_ring(struct net_device *ndev, + struct xge_desc_ring *ring) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + u16 size; + + if (!ring) + return; + + size = XGENE_ENET_DESC_SIZE * XGENE_ENET_NUM_DESC; + if (ring->desc_addr) + dma_free_coherent(dev, size, ring->desc_addr, ring->dma_addr); + + kfree(ring->pkt_info); + kfree(ring); +} + +static void xge_free_buffers(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct xge_desc_ring *ring = pdata->rx_ring; + struct device *dev = &pdata->pdev->dev; + struct sk_buff *skb; + dma_addr_t dma_addr; + int i; + + for (i = 0; i < XGENE_ENET_NUM_DESC; i++) { + skb = ring->pkt_info[i].skb; + dma_addr = ring->pkt_info[i].dma_addr; + + if (!skb) + continue; + + dma_unmap_single(dev, dma_addr, XGENE_ENET_STD_MTU, + DMA_FROM_DEVICE); + dev_kfree_skb_any(skb); + } +} + +static void xge_delete_desc_rings(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + xge_txc_poll(ndev); + xge_delete_desc_ring(ndev, pdata->tx_ring); + + xge_rx_poll(ndev, 64); + xge_free_buffers(ndev); + xge_delete_desc_ring(ndev, pdata->rx_ring); +} + +static struct xge_desc_ring *xge_create_desc_ring(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct xge_desc_ring *ring; + u16 size; + + ring = kzalloc(sizeof(*ring), GFP_KERNEL); + if (!ring) + return NULL; + + ring->ndev = ndev; + + size = XGENE_ENET_DESC_SIZE * XGENE_ENET_NUM_DESC; + ring->desc_addr = dma_zalloc_coherent(dev, size, &ring->dma_addr, + GFP_KERNEL); + if (!ring->desc_addr) + goto err; + + ring->pkt_info = kcalloc(XGENE_ENET_NUM_DESC, sizeof(*ring->pkt_info), + GFP_KERNEL); + if (!ring->pkt_info) + goto err; + + xge_setup_desc(ring); + + return ring; + +err: + xge_delete_desc_ring(ndev, ring); + + return NULL; +} + +static int xge_create_desc_rings(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct xge_desc_ring *ring; + int ret; + + /* create tx ring */ + ring = xge_create_desc_ring(ndev); + if (!ring) + goto err; + + pdata->tx_ring = ring; + xge_update_tx_desc_addr(pdata); + + /* create rx ring */ + ring = xge_create_desc_ring(ndev); + if (!ring) + goto err; + + pdata->rx_ring = ring; + xge_update_rx_desc_addr(pdata); + + ret = xge_refill_buffers(ndev, XGENE_ENET_NUM_DESC); + if (ret) + goto err; + + return 0; +err: + xge_delete_desc_rings(ndev); + + return -ENOMEM; +} + +static int xge_open(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + int ret; + + ret = xge_create_desc_rings(ndev); + if (ret) + return ret; + + napi_enable(&pdata->napi); + ret = xge_request_irq(ndev); + if (ret) + return ret; + + xge_intr_enable(pdata); + xge_wr_csr(pdata, DMARXCTRL, 1); + + phy_start(ndev->phydev); + xge_mac_enable(pdata); + netif_start_queue(ndev); + + return 0; +} + +static int xge_close(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + netif_stop_queue(ndev); + xge_mac_disable(pdata); + phy_stop(ndev->phydev); + + xge_intr_disable(pdata); + xge_free_irq(ndev); + napi_disable(&pdata->napi); + xge_delete_desc_rings(ndev); + + return 0; +} + +static int xge_napi(struct napi_struct *napi, const int budget) +{ + struct net_device *ndev = napi->dev; + struct xge_pdata *pdata; + int processed; + + pdata = netdev_priv(ndev); + + xge_txc_poll(ndev); + processed = xge_rx_poll(ndev, budget); + + if (processed < budget) { + napi_complete_done(napi, processed); + xge_intr_enable(pdata); + } + + return processed; +} + +static int xge_set_mac_addr(struct net_device *ndev, void *addr) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + int ret; + + ret = eth_mac_addr(ndev, addr); + if (ret) + return ret; + + xge_mac_set_station_addr(pdata); + + return 0; +} + +static bool is_tx_pending(struct xge_raw_desc *raw_desc) +{ + if (!GET_BITS(E, le64_to_cpu(raw_desc->m0))) + return true; + + return false; +} + +static void xge_free_pending_skb(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct xge_desc_ring *tx_ring; + struct xge_raw_desc *raw_desc; + dma_addr_t dma_addr; + struct sk_buff *skb; + void *pkt_buf; + int i; + + tx_ring = pdata->tx_ring; + + for (i = 0; i < XGENE_ENET_NUM_DESC; i++) { + raw_desc = &tx_ring->raw_desc[i]; + + if (!is_tx_pending(raw_desc)) + continue; + + skb = tx_ring->pkt_info[i].skb; + dma_addr = tx_ring->pkt_info[i].dma_addr; + pkt_buf = tx_ring->pkt_info[i].pkt_buf; + dma_free_coherent(dev, XGENE_ENET_STD_MTU, pkt_buf, dma_addr); + dev_kfree_skb_any(skb); + } +} + +static void xge_timeout(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + + rtnl_lock(); + + if (!netif_running(ndev)) + goto out; + + netif_stop_queue(ndev); + xge_intr_disable(pdata); + napi_disable(&pdata->napi); + + xge_wr_csr(pdata, DMATXCTRL, 0); + xge_txc_poll(ndev); + xge_free_pending_skb(ndev); + xge_wr_csr(pdata, DMATXSTATUS, ~0U); + + xge_setup_desc(pdata->tx_ring); + xge_update_tx_desc_addr(pdata); + xge_mac_init(pdata); + + napi_enable(&pdata->napi); + xge_intr_enable(pdata); + xge_mac_enable(pdata); + netif_start_queue(ndev); + +out: + rtnl_unlock(); +} + +static void xge_get_stats64(struct net_device *ndev, + struct rtnl_link_stats64 *storage) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct xge_stats *stats = &pdata->stats; + + storage->tx_packets += stats->tx_packets; + storage->tx_bytes += stats->tx_bytes; + + storage->rx_packets += stats->rx_packets; + storage->rx_bytes += stats->rx_bytes; + storage->rx_errors += stats->rx_errors; +} + +static const struct net_device_ops xgene_ndev_ops = { + .ndo_open = xge_open, + .ndo_stop = xge_close, + .ndo_start_xmit = xge_start_xmit, + .ndo_set_mac_address = xge_set_mac_addr, + .ndo_tx_timeout = xge_timeout, + .ndo_get_stats64 = xge_get_stats64, +}; + +static int xge_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct net_device *ndev; + struct xge_pdata *pdata; + int ret; + + ndev = alloc_etherdev(sizeof(*pdata)); + if (!ndev) + return -ENOMEM; + + pdata = netdev_priv(ndev); + + pdata->pdev = pdev; + pdata->ndev = ndev; + SET_NETDEV_DEV(ndev, dev); + platform_set_drvdata(pdev, pdata); + ndev->netdev_ops = &xgene_ndev_ops; + + ndev->features |= NETIF_F_GSO | + NETIF_F_GRO; + + ret = xge_get_resources(pdata); + if (ret) + goto err; + + ndev->hw_features = ndev->features; + xge_set_ethtool_ops(ndev); + + ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(64)); + if (ret) { + netdev_err(ndev, "No usable DMA configuration\n"); + goto err; + } + + ret = xge_init_hw(ndev); + if (ret) + goto err; + + ret = xge_mdio_config(ndev); + if (ret) + goto err; + + netif_napi_add(ndev, &pdata->napi, xge_napi, NAPI_POLL_WEIGHT); + + ret = register_netdev(ndev); + if (ret) { + netdev_err(ndev, "Failed to register netdev\n"); + goto err; + } + + return 0; + +err: + free_netdev(ndev); + + return ret; +} + +static int xge_remove(struct platform_device *pdev) +{ + struct xge_pdata *pdata; + struct net_device *ndev; + + pdata = platform_get_drvdata(pdev); + ndev = pdata->ndev; + + rtnl_lock(); + if (netif_running(ndev)) + dev_close(ndev); + rtnl_unlock(); + + xge_mdio_remove(ndev); + unregister_netdev(ndev); + free_netdev(ndev); + + return 0; +} + +static void xge_shutdown(struct platform_device *pdev) +{ + struct xge_pdata *pdata; + + pdata = platform_get_drvdata(pdev); + if (!pdata) + return; + + if (!pdata->ndev) + return; + + xge_remove(pdev); +} + +static const struct acpi_device_id xge_acpi_match[] = { + { "APMC0D80" }, + { } +}; +MODULE_DEVICE_TABLE(acpi, xge_acpi_match); + +static struct platform_driver xge_driver = { + .driver = { + .name = "xgene-enet-v2", + .acpi_match_table = ACPI_PTR(xge_acpi_match), + }, + .probe = xge_probe, + .remove = xge_remove, + .shutdown = xge_shutdown, +}; +module_platform_driver(xge_driver); + +MODULE_DESCRIPTION("APM X-Gene SoC Ethernet v2 driver"); +MODULE_AUTHOR("Iyappan Subramanian <isubramanian@apm.com>"); +MODULE_VERSION(XGENE_ENET_V2_VERSION); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/apm/xgene-v2/main.h b/drivers/net/ethernet/apm/xgene-v2/main.h new file mode 100644 index 000000000000..db1178e82a0a --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/main.h @@ -0,0 +1,80 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_V2_MAIN_H__ +#define __XGENE_ENET_V2_MAIN_H__ + +#include <linux/acpi.h> +#include <linux/clk.h> +#include <linux/efi.h> +#include <linux/if_vlan.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of_platform.h> +#include <linux/of_net.h> +#include <linux/of_mdio.h> +#include <linux/prefetch.h> +#include <linux/phy.h> +#include <net/ip.h> +#include "mac.h" +#include "enet.h" +#include "ring.h" + +#define XGENE_ENET_V2_VERSION "v1.0" +#define XGENE_ENET_STD_MTU 1536 +#define XGENE_ENET_MIN_FRAME 60 +#define IRQ_ID_SIZE 16 + +struct xge_resource { + void __iomem *base_addr; + int phy_mode; + u32 irq; +}; + +struct xge_stats { + u64 tx_packets; + u64 tx_bytes; + u64 rx_packets; + u64 rx_bytes; + u64 rx_errors; +}; + +/* ethernet private data */ +struct xge_pdata { + struct xge_resource resources; + struct xge_desc_ring *tx_ring; + struct xge_desc_ring *rx_ring; + struct platform_device *pdev; + char irq_name[IRQ_ID_SIZE]; + struct mii_bus *mdio_bus; + struct net_device *ndev; + struct napi_struct napi; + struct xge_stats stats; + int phy_speed; + u8 nbufs; +}; + +int xge_mdio_config(struct net_device *ndev); +void xge_mdio_remove(struct net_device *ndev); +void xge_set_ethtool_ops(struct net_device *ndev); + +#endif /* __XGENE_ENET_V2_MAIN_H__ */ diff --git a/drivers/net/ethernet/apm/xgene-v2/mdio.c b/drivers/net/ethernet/apm/xgene-v2/mdio.c new file mode 100644 index 000000000000..a583c6a9a5ea --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/mdio.c @@ -0,0 +1,167 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +static int xge_mdio_write(struct mii_bus *bus, int phy_id, int reg, u16 data) +{ + struct xge_pdata *pdata = bus->priv; + u32 done, val = 0; + u8 wait = 10; + + SET_REG_BITS(&val, PHY_ADDR, phy_id); + SET_REG_BITS(&val, REG_ADDR, reg); + xge_wr_csr(pdata, MII_MGMT_ADDRESS, val); + + xge_wr_csr(pdata, MII_MGMT_CONTROL, data); + do { + usleep_range(5, 10); + done = xge_rd_csr(pdata, MII_MGMT_INDICATORS); + } while ((done & MII_MGMT_BUSY) && wait--); + + if (done & MII_MGMT_BUSY) { + dev_err(&bus->dev, "MII_MGMT write failed\n"); + return -ETIMEDOUT; + } + + return 0; +} + +static int xge_mdio_read(struct mii_bus *bus, int phy_id, int reg) +{ + struct xge_pdata *pdata = bus->priv; + u32 data, done, val = 0; + u8 wait = 10; + + SET_REG_BITS(&val, PHY_ADDR, phy_id); + SET_REG_BITS(&val, REG_ADDR, reg); + xge_wr_csr(pdata, MII_MGMT_ADDRESS, val); + + xge_wr_csr(pdata, MII_MGMT_COMMAND, MII_READ_CYCLE); + do { + usleep_range(5, 10); + done = xge_rd_csr(pdata, MII_MGMT_INDICATORS); + } while ((done & MII_MGMT_BUSY) && wait--); + + if (done & MII_MGMT_BUSY) { + dev_err(&bus->dev, "MII_MGMT read failed\n"); + return -ETIMEDOUT; + } + + data = xge_rd_csr(pdata, MII_MGMT_STATUS); + xge_wr_csr(pdata, MII_MGMT_COMMAND, 0); + + return data; +} + +static void xge_adjust_link(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct phy_device *phydev = ndev->phydev; + + if (phydev->link) { + if (pdata->phy_speed != phydev->speed) { + pdata->phy_speed = phydev->speed; + xge_mac_set_speed(pdata); + xge_mac_enable(pdata); + phy_print_status(phydev); + } + } else { + if (pdata->phy_speed != SPEED_UNKNOWN) { + pdata->phy_speed = SPEED_UNKNOWN; + xge_mac_disable(pdata); + phy_print_status(phydev); + } + } +} + +void xge_mdio_remove(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct mii_bus *mdio_bus = pdata->mdio_bus; + + if (ndev->phydev) + phy_disconnect(ndev->phydev); + + if (mdio_bus->state == MDIOBUS_REGISTERED) + mdiobus_unregister(mdio_bus); + + mdiobus_free(mdio_bus); +} + +int xge_mdio_config(struct net_device *ndev) +{ + struct xge_pdata *pdata = netdev_priv(ndev); + struct device *dev = &pdata->pdev->dev; + struct mii_bus *mdio_bus; + struct phy_device *phydev; + int ret; + + mdio_bus = mdiobus_alloc(); + if (!mdio_bus) + return -ENOMEM; + + mdio_bus->name = "APM X-Gene Ethernet (v2) MDIO Bus"; + mdio_bus->read = xge_mdio_read; + mdio_bus->write = xge_mdio_write; + mdio_bus->priv = pdata; + mdio_bus->parent = dev; + snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s-mii", dev_name(dev)); + pdata->mdio_bus = mdio_bus; + + mdio_bus->phy_mask = 0x1; + ret = mdiobus_register(mdio_bus); + if (ret) + goto err; + + phydev = phy_find_first(mdio_bus); + if (!phydev) { + dev_err(dev, "no PHY found\n"); + goto err; + } + phydev = phy_connect(ndev, phydev_name(phydev), + &xge_adjust_link, + pdata->resources.phy_mode); + + if (IS_ERR(phydev)) { + netdev_err(ndev, "Could not attach to PHY\n"); + ret = PTR_ERR(phydev); + goto err; + } + + phydev->supported &= ~(SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_1000baseT_Half | + SUPPORTED_AUI | + SUPPORTED_MII | + SUPPORTED_FIBRE | + SUPPORTED_BNC); + phydev->advertising = phydev->supported; + pdata->phy_speed = SPEED_UNKNOWN; + + return 0; +err: + xge_mdio_remove(ndev); + + return ret; +} diff --git a/drivers/net/ethernet/apm/xgene-v2/ring.c b/drivers/net/ethernet/apm/xgene-v2/ring.c new file mode 100644 index 000000000000..38810828f8f0 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/ring.c @@ -0,0 +1,81 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "main.h" + +/* create circular linked list of descriptors */ +void xge_setup_desc(struct xge_desc_ring *ring) +{ + struct xge_raw_desc *raw_desc; + dma_addr_t dma_h, next_dma; + u16 offset; + int i; + + for (i = 0; i < XGENE_ENET_NUM_DESC; i++) { + raw_desc = &ring->raw_desc[i]; + + offset = (i + 1) & (XGENE_ENET_NUM_DESC - 1); + next_dma = ring->dma_addr + (offset * XGENE_ENET_DESC_SIZE); + + raw_desc->m0 = cpu_to_le64(SET_BITS(E, 1) | + SET_BITS(PKT_SIZE, SLOT_EMPTY)); + dma_h = upper_32_bits(next_dma); + raw_desc->m1 = cpu_to_le64(SET_BITS(NEXT_DESC_ADDRL, next_dma) | + SET_BITS(NEXT_DESC_ADDRH, dma_h)); + } +} + +void xge_update_tx_desc_addr(struct xge_pdata *pdata) +{ + struct xge_desc_ring *ring = pdata->tx_ring; + dma_addr_t dma_addr = ring->dma_addr; + + xge_wr_csr(pdata, DMATXDESCL, dma_addr); + xge_wr_csr(pdata, DMATXDESCH, upper_32_bits(dma_addr)); + + ring->head = 0; + ring->tail = 0; +} + +void xge_update_rx_desc_addr(struct xge_pdata *pdata) +{ + struct xge_desc_ring *ring = pdata->rx_ring; + dma_addr_t dma_addr = ring->dma_addr; + + xge_wr_csr(pdata, DMARXDESCL, dma_addr); + xge_wr_csr(pdata, DMARXDESCH, upper_32_bits(dma_addr)); + + ring->head = 0; + ring->tail = 0; +} + +void xge_intr_enable(struct xge_pdata *pdata) +{ + u32 data; + + data = RX_PKT_RCVD | TX_PKT_SENT; + xge_wr_csr(pdata, DMAINTRMASK, data); +} + +void xge_intr_disable(struct xge_pdata *pdata) +{ + xge_wr_csr(pdata, DMAINTRMASK, 0); +} diff --git a/drivers/net/ethernet/apm/xgene-v2/ring.h b/drivers/net/ethernet/apm/xgene-v2/ring.h new file mode 100644 index 000000000000..abc8c9a84954 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene-v2/ring.h @@ -0,0 +1,119 @@ +/* + * Applied Micro X-Gene SoC Ethernet v2 Driver + * + * Copyright (c) 2017, Applied Micro Circuits Corporation + * Author(s): Iyappan Subramanian <isubramanian@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_V2_RING_H__ +#define __XGENE_ENET_V2_RING_H__ + +#define XGENE_ENET_DESC_SIZE 64 +#define XGENE_ENET_NUM_DESC 256 +#define NUM_BUFS 8 +#define SLOT_EMPTY 0xfff + +#define DMATXCTRL 0xa180 +#define DMATXDESCL 0xa184 +#define DMATXDESCH 0xa1a0 +#define DMATXSTATUS 0xa188 +#define DMARXCTRL 0xa18c +#define DMARXDESCL 0xa190 +#define DMARXDESCH 0xa1a4 +#define DMARXSTATUS 0xa194 +#define DMAINTRMASK 0xa198 +#define DMAINTERRUPT 0xa19c + +#define D_POS 62 +#define D_LEN 2 +#define E_POS 63 +#define E_LEN 1 +#define PKT_ADDRL_POS 0 +#define PKT_ADDRL_LEN 32 +#define PKT_ADDRH_POS 32 +#define PKT_ADDRH_LEN 10 +#define PKT_SIZE_POS 32 +#define PKT_SIZE_LEN 12 +#define NEXT_DESC_ADDRL_POS 0 +#define NEXT_DESC_ADDRL_LEN 32 +#define NEXT_DESC_ADDRH_POS 48 +#define NEXT_DESC_ADDRH_LEN 10 + +#define TXPKTCOUNT_POS 16 +#define TXPKTCOUNT_LEN 8 +#define RXPKTCOUNT_POS 16 +#define RXPKTCOUNT_LEN 8 + +#define TX_PKT_SENT BIT(0) +#define TX_BUS_ERROR BIT(3) +#define RX_PKT_RCVD BIT(4) +#define RX_BUS_ERROR BIT(7) +#define RXSTATUS_RXPKTRCVD BIT(0) + +struct xge_raw_desc { + __le64 m0; + __le64 m1; + __le64 m2; + __le64 m3; + __le64 m4; + __le64 m5; + __le64 m6; + __le64 m7; +}; + +struct pkt_info { + struct sk_buff *skb; + dma_addr_t dma_addr; + void *pkt_buf; +}; + +/* software context of a descriptor ring */ +struct xge_desc_ring { + struct net_device *ndev; + dma_addr_t dma_addr; + u8 head; + u8 tail; + union { + void *desc_addr; + struct xge_raw_desc *raw_desc; + }; + struct pkt_info (*pkt_info); +}; + +static inline u64 xge_set_desc_bits(int pos, int len, u64 val) +{ + return (val & ((1ULL << len) - 1)) << pos; +} + +static inline u64 xge_get_desc_bits(int pos, int len, u64 src) +{ + return (src >> pos) & ((1ULL << len) - 1); +} + +#define SET_BITS(field, val) \ + xge_set_desc_bits(field ## _POS, field ## _LEN, val) + +#define GET_BITS(field, src) \ + xge_get_desc_bits(field ## _POS, field ## _LEN, src) + +void xge_setup_desc(struct xge_desc_ring *ring); +void xge_update_tx_desc_addr(struct xge_pdata *pdata); +void xge_update_rx_desc_addr(struct xge_pdata *pdata); +void xge_intr_enable(struct xge_pdata *pdata); +void xge_intr_disable(struct xge_pdata *pdata); + +#endif /* __XGENE_ENET_V2_RING_H__ */ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index 06e681697c17..2a835e07adfb 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -494,7 +494,7 @@ static void xgene_gmac_set_speed(struct xgene_enet_pdata *pdata) break; } - mc2 |= FULL_DUPLEX2 | PAD_CRC; + mc2 |= FULL_DUPLEX2 | PAD_CRC | LENGTH_CHK; xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_2_ADDR, mc2); xgene_enet_wr_mcx_mac(pdata, INTERFACE_CONTROL_ADDR, intf_ctl); xgene_enet_wr_csr(pdata, RGMII_REG_0_ADDR, rgmii); @@ -623,6 +623,7 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, xgene_enet_rd_csr(pdata, CLE_BYPASS_REG0_0_ADDR, &cb); cb |= CFG_CLE_BYPASS_EN0; CFG_CLE_IP_PROTOCOL0_SET(&cb, 3); + CFG_CLE_IP_HDR_LEN_SET(&cb, 0); xgene_enet_wr_csr(pdata, CLE_BYPASS_REG0_0_ADDR, cb); xgene_enet_rd_csr(pdata, CLE_BYPASS_REG1_0_ADDR, &cb); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h index 5f83037bb96b..d250bfe94d24 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -163,6 +163,7 @@ enum xgene_enet_rm { #define CFG_RXCLK_MUXSEL0_SET(dst, val) xgene_set_bits(dst, val, 26, 3) #define CFG_CLE_IP_PROTOCOL0_SET(dst, val) xgene_set_bits(dst, val, 16, 2) +#define CFG_CLE_IP_HDR_LEN_SET(dst, val) xgene_set_bits(dst, val, 8, 5) #define CFG_CLE_DSTQID0_SET(dst, val) xgene_set_bits(dst, val, 0, 12) #define CFG_CLE_FPSEL0_SET(dst, val) xgene_set_bits(dst, val, 16, 4) #define CFG_CLE_NXTFPSEL0_SET(dst, val) xgene_set_bits(dst, val, 20, 4) @@ -215,6 +216,7 @@ enum xgene_enet_rm { #define ENET_GHD_MODE BIT(26) #define FULL_DUPLEX2 BIT(0) #define PAD_CRC BIT(2) +#define LENGTH_CHK BIT(4) #define SCAN_AUTO_INCR BIT(5) #define TBYT_ADDR 0x38 #define TPKT_ADDR 0x39 diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index b3568c453b14..5f37ed3506d5 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -601,14 +601,24 @@ static netdev_tx_t xgene_enet_start_xmit(struct sk_buff *skb, return NETDEV_TX_OK; } -static void xgene_enet_skip_csum(struct sk_buff *skb) +static void xgene_enet_rx_csum(struct sk_buff *skb) { + struct net_device *ndev = skb->dev; struct iphdr *iph = ip_hdr(skb); - if (!ip_is_fragment(iph) || - (iph->protocol != IPPROTO_TCP && iph->protocol != IPPROTO_UDP)) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - } + if (!(ndev->features & NETIF_F_RXCSUM)) + return; + + if (skb->protocol != htons(ETH_P_IP)) + return; + + if (ip_is_fragment(iph)) + return; + + if (iph->protocol != IPPROTO_TCP && iph->protocol != IPPROTO_UDP) + return; + + skb->ip_summed = CHECKSUM_UNNECESSARY; } static void xgene_enet_free_pagepool(struct xgene_enet_desc_ring *buf_pool, @@ -648,12 +658,24 @@ static void xgene_enet_free_pagepool(struct xgene_enet_desc_ring *buf_pool, buf_pool->head = head; } +/* Errata 10GE_8 and ENET_11 - allow packet with length <=64B */ +static bool xgene_enet_errata_10GE_8(struct sk_buff *skb, u32 len, u8 status) +{ + if (status == INGRESS_PKT_LEN && len == ETHER_MIN_PACKET) { + if (ntohs(eth_hdr(skb)->h_proto) < 46) + return true; + } + + return false; +} + static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, struct xgene_enet_raw_desc *raw_desc, struct xgene_enet_raw_desc *exp_desc) { struct xgene_enet_desc_ring *buf_pool, *page_pool; u32 datalen, frag_size, skb_index; + struct xgene_enet_pdata *pdata; struct net_device *ndev; dma_addr_t dma_addr; struct sk_buff *skb; @@ -666,6 +688,7 @@ static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, bool nv; ndev = rx_ring->ndev; + pdata = netdev_priv(ndev); dev = ndev_to_dev(rx_ring->ndev); buf_pool = rx_ring->buf_pool; page_pool = rx_ring->page_pool; @@ -676,30 +699,29 @@ static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, skb = buf_pool->rx_skb[skb_index]; buf_pool->rx_skb[skb_index] = NULL; + datalen = xgene_enet_get_data_len(le64_to_cpu(raw_desc->m1)); + skb_put(skb, datalen); + prefetch(skb->data - NET_IP_ALIGN); + skb->protocol = eth_type_trans(skb, ndev); + /* checking for error */ - status = (GET_VAL(ELERR, le64_to_cpu(raw_desc->m0)) << LERR_LEN) || + status = (GET_VAL(ELERR, le64_to_cpu(raw_desc->m0)) << LERR_LEN) | GET_VAL(LERR, le64_to_cpu(raw_desc->m0)); - if (unlikely(status > 2)) { - dev_kfree_skb_any(skb); - xgene_enet_free_pagepool(page_pool, raw_desc, exp_desc); - xgene_enet_parse_error(rx_ring, netdev_priv(rx_ring->ndev), - status); - ret = -EIO; - goto out; + if (unlikely(status)) { + if (!xgene_enet_errata_10GE_8(skb, datalen, status)) { + dev_kfree_skb_any(skb); + xgene_enet_free_pagepool(page_pool, raw_desc, exp_desc); + xgene_enet_parse_error(rx_ring, pdata, status); + goto out; + } } - /* strip off CRC as HW isn't doing this */ - datalen = xgene_enet_get_data_len(le64_to_cpu(raw_desc->m1)); - nv = GET_VAL(NV, le64_to_cpu(raw_desc->m0)); - if (!nv) + if (!nv) { + /* strip off CRC as HW isn't doing this */ datalen -= 4; - - skb_put(skb, datalen); - prefetch(skb->data - NET_IP_ALIGN); - - if (!nv) goto skip_jumbo; + } slots = page_pool->slots - 1; head = page_pool->head; @@ -728,11 +750,7 @@ static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, skip_jumbo: skb_checksum_none_assert(skb); - skb->protocol = eth_type_trans(skb, ndev); - if (likely((ndev->features & NETIF_F_IP_CSUM) && - skb->protocol == htons(ETH_P_IP))) { - xgene_enet_skip_csum(skb); - } + xgene_enet_rx_csum(skb); rx_ring->rx_packets++; rx_ring->rx_bytes += datalen; @@ -2039,7 +2057,7 @@ static int xgene_enet_probe(struct platform_device *pdev) xgene_enet_setup_ops(pdata); if (pdata->phy_mode == PHY_INTERFACE_MODE_XGMII) { - ndev->features |= NETIF_F_TSO; + ndev->features |= NETIF_F_TSO | NETIF_F_RXCSUM; spin_lock_init(&pdata->mss_lock); } ndev->hw_features = ndev->features; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h index 52571741da9f..0d4be2425ebc 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h @@ -41,6 +41,7 @@ #include "../../../phy/mdio-xgene.h" #define XGENE_DRV_VERSION "v1.0" +#define ETHER_MIN_PACKET 64 #define XGENE_ENET_STD_MTU 1536 #define XGENE_ENET_MAX_MTU 9600 #define SKB_BUFFER_SIZE (XGENE_ENET_STD_MTU - NET_IP_ALIGN) diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c index ece19e6d68e3..423240c97d39 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c @@ -341,8 +341,15 @@ static void xgene_xgmac_init(struct xgene_enet_pdata *pdata) xgene_enet_rd_csr(pdata, XG_RSIF_CONFIG_REG_ADDR, &data); data |= CFG_RSIF_FPBUFF_TIMEOUT_EN; + /* Errata 10GE_1 - FIFO threshold default value incorrect */ + RSIF_CLE_BUFF_THRESH_SET(&data, XG_RSIF_CLE_BUFF_THRESH); xgene_enet_wr_csr(pdata, XG_RSIF_CONFIG_REG_ADDR, data); + /* Errata 10GE_1 - FIFO threshold default value incorrect */ + xgene_enet_rd_csr(pdata, XG_RSIF_CONFIG1_REG_ADDR, &data); + RSIF_PLC_CLE_BUFF_THRESH_SET(&data, XG_RSIF_PLC_CLE_BUFF_THRESH); + xgene_enet_wr_csr(pdata, XG_RSIF_CONFIG1_REG_ADDR, data); + xgene_enet_rd_csr(pdata, XG_ENET_SPARE_CFG_REG_ADDR, &data); data |= BIT(12); xgene_enet_wr_csr(pdata, XG_ENET_SPARE_CFG_REG_ADDR, data); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h index 03b847ad8937..e644a429ebf4 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.h @@ -65,6 +65,11 @@ #define XG_DEF_PAUSE_THRES 0x390 #define XG_DEF_PAUSE_OFF_THRES 0x2c0 #define XG_RSIF_CONFIG_REG_ADDR 0x00a0 +#define XG_RSIF_CLE_BUFF_THRESH 0x3 +#define RSIF_CLE_BUFF_THRESH_SET(dst, val) xgene_set_bits(dst, val, 0, 3) +#define XG_RSIF_CONFIG1_REG_ADDR 0x00b8 +#define XG_RSIF_PLC_CLE_BUFF_THRESH 0x1 +#define RSIF_PLC_CLE_BUFF_THRESH_SET(dst, val) xgene_set_bits(dst, val, 0, 2) #define XCLE_BYPASS_REG0_ADDR 0x0160 #define XCLE_BYPASS_REG1_ADDR 0x0164 #define XG_CFG_BYPASS_ADDR 0x0204 diff --git a/drivers/net/ethernet/atheros/alx/alx.h b/drivers/net/ethernet/atheros/alx/alx.h index d4a409139ea2..78c5de467426 100644 --- a/drivers/net/ethernet/atheros/alx/alx.h +++ b/drivers/net/ethernet/atheros/alx/alx.h @@ -102,9 +102,6 @@ struct alx_napi { #define ALX_MAX_NAPIS 8 -#define ALX_FLAG_USING_MSIX BIT(0) -#define ALX_FLAG_USING_MSI BIT(1) - struct alx_priv { struct net_device *dev; @@ -112,7 +109,6 @@ struct alx_priv { /* msi-x vectors */ int num_vec; - struct msix_entry *msix_entries; /* all descriptor memory */ struct { @@ -139,8 +135,6 @@ struct alx_priv { u16 msg_enable; - int flags; - /* protects hw.stats */ spinlock_t stats_lock; }; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 6a27c2662675..a8c2db881b75 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -314,7 +314,7 @@ static int alx_poll(struct napi_struct *napi, int budget) napi_complete_done(&np->napi, work); /* enable interrupt */ - if (alx->flags & ALX_FLAG_USING_MSIX) { + if (alx->hw.pdev->msix_enabled) { alx_mask_msix(hw, np->vec_idx, false); } else { spin_lock_irqsave(&alx->irq_lock, flags); @@ -811,7 +811,7 @@ static void alx_config_vector_mapping(struct alx_priv *alx) u32 tbl[2] = {0, 0}; int i, vector, idx, shift; - if (alx->flags & ALX_FLAG_USING_MSIX) { + if (alx->hw.pdev->msix_enabled) { /* tx mappings */ for (i = 0, vector = 1; i < alx->num_txq; i++, vector++) { idx = txq_vec_mapping_shift[i * 2]; @@ -828,29 +828,19 @@ static void alx_config_vector_mapping(struct alx_priv *alx) alx_write_mem32(hw, ALX_MSI_ID_MAP, 0); } -static bool alx_enable_msix(struct alx_priv *alx) +static int alx_enable_msix(struct alx_priv *alx) { - int i, err, num_vec, num_txq, num_rxq; + int err, num_vec, num_txq, num_rxq; num_txq = min_t(int, num_online_cpus(), ALX_MAX_TX_QUEUES); num_rxq = 1; num_vec = max_t(int, num_txq, num_rxq) + 1; - alx->msix_entries = kcalloc(num_vec, sizeof(struct msix_entry), - GFP_KERNEL); - if (!alx->msix_entries) { - netdev_warn(alx->dev, "Allocation of msix entries failed!\n"); - return false; - } - - for (i = 0; i < num_vec; i++) - alx->msix_entries[i].entry = i; - - err = pci_enable_msix(alx->hw.pdev, alx->msix_entries, num_vec); + err = pci_alloc_irq_vectors(alx->hw.pdev, num_vec, num_vec, + PCI_IRQ_MSIX); if (err) { - kfree(alx->msix_entries); netdev_warn(alx->dev, "Enabling MSI-X interrupts failed!\n"); - return false; + return err; } alx->num_vec = num_vec; @@ -858,7 +848,7 @@ static bool alx_enable_msix(struct alx_priv *alx) alx->num_txq = num_txq; alx->num_rxq = num_rxq; - return true; + return err; } static int alx_request_msix(struct alx_priv *alx) @@ -866,7 +856,7 @@ static int alx_request_msix(struct alx_priv *alx) struct net_device *netdev = alx->dev; int i, err, vector = 0, free_vector = 0; - err = request_irq(alx->msix_entries[0].vector, alx_intr_msix_misc, + err = request_irq(pci_irq_vector(alx->hw.pdev, 0), alx_intr_msix_misc, 0, netdev->name, alx); if (err) goto out_err; @@ -889,7 +879,7 @@ static int alx_request_msix(struct alx_priv *alx) sprintf(np->irq_lbl, "%s-unused", netdev->name); np->vec_idx = vector; - err = request_irq(alx->msix_entries[vector].vector, + err = request_irq(pci_irq_vector(alx->hw.pdev, vector), alx_intr_msix_ring, 0, np->irq_lbl, np); if (err) goto out_free; @@ -897,47 +887,31 @@ static int alx_request_msix(struct alx_priv *alx) return 0; out_free: - free_irq(alx->msix_entries[free_vector++].vector, alx); + free_irq(pci_irq_vector(alx->hw.pdev, free_vector++), alx); vector--; for (i = 0; i < vector; i++) - free_irq(alx->msix_entries[free_vector++].vector, + free_irq(pci_irq_vector(alx->hw.pdev,free_vector++), alx->qnapi[i]); out_err: return err; } -static void alx_init_intr(struct alx_priv *alx, bool msix) +static int alx_init_intr(struct alx_priv *alx) { - if (msix) { - if (alx_enable_msix(alx)) - alx->flags |= ALX_FLAG_USING_MSIX; - } + int ret; - if (!(alx->flags & ALX_FLAG_USING_MSIX)) { - alx->num_vec = 1; - alx->num_napi = 1; - alx->num_txq = 1; - alx->num_rxq = 1; - - if (!pci_enable_msi(alx->hw.pdev)) - alx->flags |= ALX_FLAG_USING_MSI; - } -} - -static void alx_disable_advanced_intr(struct alx_priv *alx) -{ - if (alx->flags & ALX_FLAG_USING_MSIX) { - kfree(alx->msix_entries); - pci_disable_msix(alx->hw.pdev); - alx->flags &= ~ALX_FLAG_USING_MSIX; - } + ret = pci_alloc_irq_vectors(alx->hw.pdev, 1, 1, + PCI_IRQ_MSI | PCI_IRQ_LEGACY); + if (ret) + return ret; - if (alx->flags & ALX_FLAG_USING_MSI) { - pci_disable_msi(alx->hw.pdev); - alx->flags &= ~ALX_FLAG_USING_MSI; - } + alx->num_vec = 1; + alx->num_napi = 1; + alx->num_txq = 1; + alx->num_rxq = 1; + return 0; } static void alx_irq_enable(struct alx_priv *alx) @@ -950,10 +924,11 @@ static void alx_irq_enable(struct alx_priv *alx) alx_write_mem32(hw, ALX_IMR, alx->int_mask); alx_post_write(hw); - if (alx->flags & ALX_FLAG_USING_MSIX) + if (alx->hw.pdev->msix_enabled) { /* enable all msix irqs */ for (i = 0; i < alx->num_vec; i++) alx_mask_msix(hw, i, false); + } } static void alx_irq_disable(struct alx_priv *alx) @@ -965,13 +940,13 @@ static void alx_irq_disable(struct alx_priv *alx) alx_write_mem32(hw, ALX_IMR, 0); alx_post_write(hw); - if (alx->flags & ALX_FLAG_USING_MSIX) { + if (alx->hw.pdev->msix_enabled) { for (i = 0; i < alx->num_vec; i++) { alx_mask_msix(hw, i, true); - synchronize_irq(alx->msix_entries[i].vector); + synchronize_irq(pci_irq_vector(alx->hw.pdev, i)); } } else { - synchronize_irq(alx->hw.pdev->irq); + synchronize_irq(pci_irq_vector(alx->hw.pdev, 0)); } } @@ -981,8 +956,11 @@ static int alx_realloc_resources(struct alx_priv *alx) alx_free_rings(alx); alx_free_napis(alx); - alx_disable_advanced_intr(alx); - alx_init_intr(alx, false); + pci_free_irq_vectors(alx->hw.pdev); + + err = alx_init_intr(alx); + if (err) + return err; err = alx_alloc_napis(alx); if (err) @@ -1004,7 +982,7 @@ static int alx_request_irq(struct alx_priv *alx) msi_ctrl = (hw->imt >> 1) << ALX_MSI_RETRANS_TM_SHIFT; - if (alx->flags & ALX_FLAG_USING_MSIX) { + if (alx->hw.pdev->msix_enabled) { alx_write_mem32(hw, ALX_MSI_RETRANS_TIMER, msi_ctrl); err = alx_request_msix(alx); if (!err) @@ -1016,20 +994,20 @@ static int alx_request_irq(struct alx_priv *alx) goto out; } - if (alx->flags & ALX_FLAG_USING_MSI) { + if (alx->hw.pdev->msi_enabled) { alx_write_mem32(hw, ALX_MSI_RETRANS_TIMER, msi_ctrl | ALX_MSI_MASK_SEL_LINE); - err = request_irq(pdev->irq, alx_intr_msi, 0, + err = request_irq(pci_irq_vector(pdev, 0), alx_intr_msi, 0, alx->dev->name, alx); if (!err) goto out; + /* fall back to legacy interrupt */ - alx->flags &= ~ALX_FLAG_USING_MSI; - pci_disable_msi(alx->hw.pdev); + pci_free_irq_vectors(alx->hw.pdev); } alx_write_mem32(hw, ALX_MSI_RETRANS_TIMER, 0); - err = request_irq(pdev->irq, alx_intr_legacy, IRQF_SHARED, + err = request_irq(pci_irq_vector(pdev, 0), alx_intr_legacy, IRQF_SHARED, alx->dev->name, alx); out: if (!err) @@ -1042,18 +1020,15 @@ out: static void alx_free_irq(struct alx_priv *alx) { struct pci_dev *pdev = alx->hw.pdev; - int i, vector = 0; + int i; - if (alx->flags & ALX_FLAG_USING_MSIX) { - free_irq(alx->msix_entries[vector++].vector, alx); + free_irq(pci_irq_vector(pdev, 0), alx); + if (alx->hw.pdev->msix_enabled) { for (i = 0; i < alx->num_napi; i++) - free_irq(alx->msix_entries[vector++].vector, - alx->qnapi[i]); - } else { - free_irq(pdev->irq, alx); + free_irq(pci_irq_vector(pdev, i + 1), alx->qnapi[i]); } - alx_disable_advanced_intr(alx); + pci_free_irq_vectors(pdev); } static int alx_identify_hw(struct alx_priv *alx) @@ -1221,7 +1196,12 @@ static int __alx_open(struct alx_priv *alx, bool resume) { int err; - alx_init_intr(alx, true); + err = alx_enable_msix(alx); + if (err < 0) { + err = alx_init_intr(alx); + if (err) + return err; + } if (!resume) netif_carrier_off(alx->dev); @@ -1264,7 +1244,7 @@ out_free_rings: alx_free_rings(alx); alx_free_napis(alx); out_disable_adv_intr: - alx_disable_advanced_intr(alx); + pci_free_irq_vectors(alx->hw.pdev); return err; } @@ -1637,11 +1617,11 @@ static void alx_poll_controller(struct net_device *netdev) struct alx_priv *alx = netdev_priv(netdev); int i; - if (alx->flags & ALX_FLAG_USING_MSIX) { + if (alx->hw.pdev->msix_enabled) { alx_intr_msix_misc(0, alx); for (i = 0; i < alx->num_txq; i++) alx_intr_msix_ring(0, alx->qnapi[i]); - } else if (alx->flags & ALX_FLAG_USING_MSI) + } else if (alx->hw.pdev->msi_enabled) alx_intr_msi(0, alx); else alx_intr_legacy(0, alx); @@ -1783,7 +1763,7 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->netdev_ops = &alx_netdev_ops; netdev->ethtool_ops = &alx_ethtool_ops; - netdev->irq = pdev->irq; + netdev->irq = pci_irq_vector(pdev, 0); netdev->watchdog_timeo = ALX_WATCHDOG_TIME; if (ent->driver_data & ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG) diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 940fb24bba21..96413808c726 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -109,7 +109,6 @@ config TIGON3 tristate "Broadcom Tigon3 support" depends on PCI select PHYLIB - select HWMON imply PTP_1588_CLOCK ---help--- This driver supports Broadcom Tigon3 based gigabit Ethernet cards. @@ -117,6 +116,13 @@ config TIGON3 To compile this driver as a module, choose M here: the module will be called tg3. This is recommended. +config TIGON3_HWMON + bool "Broadcom Tigon3 HWMON support" + default y + depends on TIGON3 && HWMON && !(TIGON3=y && HWMON=m) + ---help--- + Say Y if you want to expose the thermal sensor on Tigon3 devices. + config BNX2X tristate "Broadcom NetXtremeII 10Gb support" depends on PCI diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index a68d4889f5db..099b374c1b17 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -22,6 +22,7 @@ #include <linux/of_mdio.h> #include <linux/phy.h> #include <linux/phy_fixed.h> +#include <net/dsa.h> #include <net/ip.h> #include <net/ipv6.h> @@ -284,6 +285,7 @@ static const struct bcm_sysport_stats bcm_sysport_gstrings_stats[] = { STAT_MIB_SOFT("alloc_rx_buff_failed", mib.alloc_rx_buff_failed), STAT_MIB_SOFT("rx_dma_failed", mib.rx_dma_failed), STAT_MIB_SOFT("tx_dma_failed", mib.tx_dma_failed), + /* Per TX-queue statistics are dynamically appended */ }; #define BCM_SYSPORT_STATS_LEN ARRAY_SIZE(bcm_sysport_gstrings_stats) @@ -338,7 +340,8 @@ static int bcm_sysport_get_sset_count(struct net_device *dev, int string_set) continue; j++; } - return j; + /* Include per-queue statistics */ + return j + dev->num_tx_queues * NUM_SYSPORT_TXQ_STAT; default: return -EOPNOTSUPP; } @@ -349,6 +352,7 @@ static void bcm_sysport_get_strings(struct net_device *dev, { struct bcm_sysport_priv *priv = netdev_priv(dev); const struct bcm_sysport_stats *s; + char buf[128]; int i, j; switch (stringset) { @@ -363,6 +367,18 @@ static void bcm_sysport_get_strings(struct net_device *dev, ETH_GSTRING_LEN); j++; } + + for (i = 0; i < dev->num_tx_queues; i++) { + snprintf(buf, sizeof(buf), "txq%d_packets", i); + memcpy(data + j * ETH_GSTRING_LEN, buf, + ETH_GSTRING_LEN); + j++; + + snprintf(buf, sizeof(buf), "txq%d_bytes", i); + memcpy(data + j * ETH_GSTRING_LEN, buf, + ETH_GSTRING_LEN); + j++; + } break; default: break; @@ -418,6 +434,7 @@ static void bcm_sysport_get_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct bcm_sysport_priv *priv = netdev_priv(dev); + struct bcm_sysport_tx_ring *ring; int i, j; if (netif_running(dev)) @@ -436,6 +453,22 @@ static void bcm_sysport_get_stats(struct net_device *dev, data[j] = *(unsigned long *)p; j++; } + + /* For SYSTEMPORT Lite since we have holes in our statistics, j would + * be equal to BCM_SYSPORT_STATS_LEN at the end of the loop, but it + * needs to point to how many total statistics we have minus the + * number of per TX queue statistics + */ + j = bcm_sysport_get_sset_count(dev, ETH_SS_STATS) - + dev->num_tx_queues * NUM_SYSPORT_TXQ_STAT; + + for (i = 0; i < dev->num_tx_queues; i++) { + ring = &priv->tx_rings[i]; + data[j] = ring->packets; + j++; + data[j] = ring->bytes; + j++; + } } static void bcm_sysport_get_wol(struct net_device *dev, @@ -637,6 +670,9 @@ static unsigned int bcm_sysport_desc_rx(struct bcm_sysport_priv *priv, u16 len, status; struct bcm_rsb *rsb; + /* Clear status before servicing to reduce spurious interrupts */ + intrl2_0_writel(priv, INTRL2_0_RDMA_MBDONE, INTRL2_CPU_CLEAR); + /* Determine how much we should process since last call, SYSTEMPORT Lite * groups the producer and consumer indexes into the same 32-bit * which we access using RDMA_CONS_INDEX @@ -647,11 +683,7 @@ static unsigned int bcm_sysport_desc_rx(struct bcm_sysport_priv *priv, p_index = rdma_readl(priv, RDMA_CONS_INDEX); p_index &= RDMA_PROD_INDEX_MASK; - if (p_index < priv->rx_c_index) - to_process = (RDMA_CONS_INDEX_MASK + 1) - - priv->rx_c_index + p_index; - else - to_process = p_index - priv->rx_c_index; + to_process = (p_index - priv->rx_c_index) & RDMA_CONS_INDEX_MASK; netif_dbg(priv, rx_status, ndev, "p_index=%d rx_c_index=%d to_process=%d\n", @@ -746,26 +778,26 @@ next: return processed; } -static void bcm_sysport_tx_reclaim_one(struct bcm_sysport_priv *priv, +static void bcm_sysport_tx_reclaim_one(struct bcm_sysport_tx_ring *ring, struct bcm_sysport_cb *cb, unsigned int *bytes_compl, unsigned int *pkts_compl) { + struct bcm_sysport_priv *priv = ring->priv; struct device *kdev = &priv->pdev->dev; - struct net_device *ndev = priv->netdev; if (cb->skb) { - ndev->stats.tx_bytes += cb->skb->len; + ring->bytes += cb->skb->len; *bytes_compl += cb->skb->len; dma_unmap_single(kdev, dma_unmap_addr(cb, dma_addr), dma_unmap_len(cb, dma_len), DMA_TO_DEVICE); - ndev->stats.tx_packets++; + ring->packets++; (*pkts_compl)++; bcm_sysport_free_cb(cb); /* SKB fragment */ } else if (dma_unmap_addr(cb, dma_addr)) { - ndev->stats.tx_bytes += dma_unmap_len(cb, dma_len); + ring->bytes += dma_unmap_len(cb, dma_len); dma_unmap_page(kdev, dma_unmap_addr(cb, dma_addr), dma_unmap_len(cb, dma_len), DMA_TO_DEVICE); dma_unmap_addr_set(cb, dma_addr, 0); @@ -782,6 +814,13 @@ static unsigned int __bcm_sysport_tx_reclaim(struct bcm_sysport_priv *priv, struct bcm_sysport_cb *cb; u32 hw_ind; + /* Clear status before servicing to reduce spurious interrupts */ + if (!ring->priv->is_lite) + intrl2_1_writel(ring->priv, BIT(ring->index), INTRL2_CPU_CLEAR); + else + intrl2_0_writel(ring->priv, BIT(ring->index + + INTRL2_0_TDMA_MBDONE_SHIFT), INTRL2_CPU_CLEAR); + /* Compute how many descriptors have been processed since last call */ hw_ind = tdma_readl(priv, TDMA_DESC_RING_PROD_CONS_INDEX(ring->index)); c_index = (hw_ind >> RING_CONS_INDEX_SHIFT) & RING_CONS_INDEX_MASK; @@ -803,7 +842,7 @@ static unsigned int __bcm_sysport_tx_reclaim(struct bcm_sysport_priv *priv, while (last_tx_cn-- > 0) { cb = ring->cbs + last_c_index; - bcm_sysport_tx_reclaim_one(priv, cb, &bytes_compl, &pkts_compl); + bcm_sysport_tx_reclaim_one(ring, cb, &bytes_compl, &pkts_compl); ring->desc_count++; last_c_index++; @@ -1632,6 +1671,24 @@ static int bcm_sysport_change_mac(struct net_device *dev, void *p) return 0; } +static struct net_device_stats *bcm_sysport_get_nstats(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + unsigned long tx_bytes = 0, tx_packets = 0; + struct bcm_sysport_tx_ring *ring; + unsigned int q; + + for (q = 0; q < dev->num_tx_queues; q++) { + ring = &priv->tx_rings[q]; + tx_bytes += ring->bytes; + tx_packets += ring->packets; + } + + dev->stats.tx_bytes = tx_bytes; + dev->stats.tx_packets = tx_packets; + return &dev->stats; +} + static void bcm_sysport_netif_start(struct net_device *dev) { struct bcm_sysport_priv *priv = netdev_priv(dev); @@ -1893,6 +1950,7 @@ static const struct net_device_ops bcm_sysport_netdev_ops = { #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = bcm_sysport_poll_controller, #endif + .ndo_get_stats = bcm_sysport_get_nstats, }; #define REV_FMT "v%2x.%02x" diff --git a/drivers/net/ethernet/broadcom/bcmsysport.h b/drivers/net/ethernet/broadcom/bcmsysport.h index 863ddd7870b7..77a51c167a69 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.h +++ b/drivers/net/ethernet/broadcom/bcmsysport.h @@ -647,6 +647,9 @@ enum bcm_sysport_stat_type { .reg_offset = ofs, \ } +/* TX bytes and packets */ +#define NUM_SYSPORT_TXQ_STAT 2 + struct bcm_sysport_stats { char stat_string[ETH_GSTRING_LEN]; int stat_sizeof; @@ -690,6 +693,8 @@ struct bcm_sysport_tx_ring { struct bcm_sysport_cb *cbs; /* Transmit control blocks */ struct dma_desc *desc_cpu; /* CPU view of the descriptor */ struct bcm_sysport_priv *priv; /* private context backpointer */ + unsigned long packets; /* packets statistics */ + unsigned long bytes; /* bytes statistics */ }; /* Driver private structure */ diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index d59cfcc4c4d5..6322594ab260 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -11,6 +11,7 @@ #include <linux/bcma/bcma.h> #include <linux/brcmphy.h> #include <linux/etherdevice.h> +#include <linux/of_net.h> #include "bgmac.h" static inline bool bgmac_is_bcm4707_family(struct bcma_device *core) @@ -114,7 +115,7 @@ static int bgmac_probe(struct bcma_device *core) struct ssb_sprom *sprom = &core->bus->sprom; struct mii_bus *mii_bus; struct bgmac *bgmac; - u8 *mac; + const u8 *mac = NULL; int err; bgmac = bgmac_alloc(&core->dev); @@ -127,21 +128,27 @@ static int bgmac_probe(struct bcma_device *core) bcma_set_drvdata(core, bgmac); - switch (core->core_unit) { - case 0: - mac = sprom->et0mac; - break; - case 1: - mac = sprom->et1mac; - break; - case 2: - mac = sprom->et2mac; - break; - default: - dev_err(bgmac->dev, "Unsupported core_unit %d\n", - core->core_unit); - err = -ENOTSUPP; - goto err; + if (bgmac->dev->of_node) + mac = of_get_mac_address(bgmac->dev->of_node); + + /* If no MAC address assigned via device tree, check SPROM */ + if (!mac) { + switch (core->core_unit) { + case 0: + mac = sprom->et0mac; + break; + case 1: + mac = sprom->et1mac; + break; + case 2: + mac = sprom->et2mac; + break; + default: + dev_err(bgmac->dev, "Unsupported core_unit %d\n", + core->core_unit); + err = -ENOTSUPP; + goto err; + } } ether_addr_copy(bgmac->net_dev->dev_addr, mac); @@ -192,36 +199,50 @@ static int bgmac_probe(struct bcma_device *core) goto err1; } - bgmac->has_robosw = !!(core->bus->sprom.boardflags_lo & - BGMAC_BFL_ENETROBO); + bgmac->has_robosw = !!(sprom->boardflags_lo & BGMAC_BFL_ENETROBO); if (bgmac->has_robosw) dev_warn(bgmac->dev, "Support for Roboswitch not implemented\n"); - if (core->bus->sprom.boardflags_lo & BGMAC_BFL_ENETADM) + if (sprom->boardflags_lo & BGMAC_BFL_ENETADM) dev_warn(bgmac->dev, "Support for ADMtek ethernet switch not implemented\n"); /* Feature Flags */ - switch (core->bus->chipinfo.id) { + switch (ci->id) { + /* BCM 471X/535X family */ + case BCMA_CHIP_ID_BCM4716: + bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; + /* fallthrough */ + case BCMA_CHIP_ID_BCM47162: + bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL2; + bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; + break; case BCMA_CHIP_ID_BCM5357: + case BCMA_CHIP_ID_BCM53572: bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1; bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY; - if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM47186) { - bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; + if (ci->pkg == BCMA_PKG_ID_BCM47188 || + ci->pkg == BCMA_PKG_ID_BCM47186) { bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII; + bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; } - if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM5358) + if (ci->pkg == BCMA_PKG_ID_BCM5358) bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_EPHYRMII; break; - case BCMA_CHIP_ID_BCM53572: - bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; + case BCMA_CHIP_ID_BCM53573: bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; - bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1; - bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY; - if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM47188) { - bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII; + bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; + if (ci->pkg == BCMA_PKG_ID_BCM47189) bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; + if (core->core_unit == 0) { + bgmac->feature_flags |= BGMAC_FEAT_CC4_IF_SW_TYPE; + if (ci->pkg == BCMA_PKG_ID_BCM47189) + bgmac->feature_flags |= + BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII; + } else if (core->core_unit == 1) { + bgmac->feature_flags |= BGMAC_FEAT_IRQ_ID_OOB_6; + bgmac->feature_flags |= BGMAC_FEAT_CC7_IF_TYPE_RGMII; } break; case BCMA_CHIP_ID_BCM4749: @@ -229,18 +250,11 @@ static int bgmac_probe(struct bcma_device *core) bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1; bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY; - if (core->bus->chipinfo.pkg == 10) { + if (ci->pkg == 10) { bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII; bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; } break; - case BCMA_CHIP_ID_BCM4716: - bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; - /* fallthrough */ - case BCMA_CHIP_ID_BCM47162: - bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL2; - bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; - break; /* bcm4707_family */ case BCMA_CHIP_ID_BCM4707: case BCMA_CHIP_ID_BCM47094: @@ -249,21 +263,6 @@ static int bgmac_probe(struct bcma_device *core) bgmac->feature_flags |= BGMAC_FEAT_NO_RESET; bgmac->feature_flags |= BGMAC_FEAT_FORCE_SPEED_2500; break; - case BCMA_CHIP_ID_BCM53573: - bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; - bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; - if (ci->pkg == BCMA_PKG_ID_BCM47189) - bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; - if (core->core_unit == 0) { - bgmac->feature_flags |= BGMAC_FEAT_CC4_IF_SW_TYPE; - if (ci->pkg == BCMA_PKG_ID_BCM47189) - bgmac->feature_flags |= - BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII; - } else if (core->core_unit == 1) { - bgmac->feature_flags |= BGMAC_FEAT_IRQ_ID_OOB_6; - bgmac->feature_flags |= BGMAC_FEAT_CC7_IF_TYPE_RGMII; - } - break; default: bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK; diff --git a/drivers/net/ethernet/broadcom/bgmac-platform.c b/drivers/net/ethernet/broadcom/bgmac-platform.c index da1b8b225eb9..73aca97a96bc 100644 --- a/drivers/net/ethernet/broadcom/bgmac-platform.c +++ b/drivers/net/ethernet/broadcom/bgmac-platform.c @@ -21,8 +21,12 @@ #include <linux/of_net.h> #include "bgmac.h" +#define NICPM_PADRING_CFG 0x00000004 #define NICPM_IOMUX_CTRL 0x00000008 +#define NICPM_PADRING_CFG_INIT_VAL 0x74000000 +#define NICPM_IOMUX_CTRL_INIT_VAL_AX 0x21880000 + #define NICPM_IOMUX_CTRL_INIT_VAL 0x3196e000 #define NICPM_IOMUX_CTRL_SPD_SHIFT 10 #define NICPM_IOMUX_CTRL_SPD_10M 0 @@ -113,6 +117,10 @@ static void bgmac_nicpm_speed_set(struct net_device *net_dev) if (!bgmac->plat.nicpm_base) return; + /* SET RGMII IO CONFIG */ + writel(NICPM_PADRING_CFG_INIT_VAL, + bgmac->plat.nicpm_base + NICPM_PADRING_CFG); + val = NICPM_IOMUX_CTRL_INIT_VAL; switch (bgmac->net_dev->phydev->speed) { default: @@ -244,6 +252,31 @@ static int bgmac_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int bgmac_suspend(struct device *dev) +{ + struct bgmac *bgmac = dev_get_drvdata(dev); + + return bgmac_enet_suspend(bgmac); +} + +static int bgmac_resume(struct device *dev) +{ + struct bgmac *bgmac = dev_get_drvdata(dev); + + return bgmac_enet_resume(bgmac); +} + +static const struct dev_pm_ops bgmac_pm_ops = { + .suspend = bgmac_suspend, + .resume = bgmac_resume +}; + +#define BGMAC_PM_OPS (&bgmac_pm_ops) +#else +#define BGMAC_PM_OPS NULL +#endif /* CONFIG_PM */ + static const struct of_device_id bgmac_of_enet_match[] = { {.compatible = "brcm,amac",}, {.compatible = "brcm,nsp-amac",}, @@ -257,6 +290,7 @@ static struct platform_driver bgmac_enet_driver = { .driver = { .name = "bgmac-enet", .of_match_table = bgmac_of_enet_match, + .pm = BGMAC_PM_OPS }, .probe = bgmac_probe, .remove = bgmac_remove, diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index fd66fca00e01..ba4d2e145bb9 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -11,6 +11,7 @@ #include <linux/bcma/bcma.h> #include <linux/etherdevice.h> +#include <linux/interrupt.h> #include <linux/bcm47xx_nvram.h> #include <linux/phy.h> #include <linux/phy_fixed.h> @@ -1480,6 +1481,7 @@ int bgmac_enet_probe(struct bgmac *bgmac) net_dev->irq = bgmac->irq; SET_NETDEV_DEV(net_dev, bgmac->dev); + dev_set_drvdata(bgmac->dev, bgmac); if (!is_valid_ether_addr(net_dev->dev_addr)) { dev_err(bgmac->dev, "Invalid MAC addr: %pM\n", @@ -1552,5 +1554,55 @@ void bgmac_enet_remove(struct bgmac *bgmac) } EXPORT_SYMBOL_GPL(bgmac_enet_remove); +int bgmac_enet_suspend(struct bgmac *bgmac) +{ + if (!netif_running(bgmac->net_dev)) + return 0; + + phy_stop(bgmac->net_dev->phydev); + + netif_stop_queue(bgmac->net_dev); + + napi_disable(&bgmac->napi); + + netif_tx_lock(bgmac->net_dev); + netif_device_detach(bgmac->net_dev); + netif_tx_unlock(bgmac->net_dev); + + bgmac_chip_intrs_off(bgmac); + bgmac_chip_reset(bgmac); + bgmac_dma_cleanup(bgmac); + + return 0; +} +EXPORT_SYMBOL_GPL(bgmac_enet_suspend); + +int bgmac_enet_resume(struct bgmac *bgmac) +{ + int rc; + + if (!netif_running(bgmac->net_dev)) + return 0; + + rc = bgmac_dma_init(bgmac); + if (rc) + return rc; + + bgmac_chip_init(bgmac); + + napi_enable(&bgmac->napi); + + netif_tx_lock(bgmac->net_dev); + netif_device_attach(bgmac->net_dev); + netif_tx_unlock(bgmac->net_dev); + + netif_start_queue(bgmac->net_dev); + + phy_start(bgmac->net_dev->phydev); + + return 0; +} +EXPORT_SYMBOL_GPL(bgmac_enet_resume); + MODULE_AUTHOR("RafaÅ‚ MiÅ‚ecki"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/broadcom/bgmac.h b/drivers/net/ethernet/broadcom/bgmac.h index 6d1c6ff1ed96..c1818766c501 100644 --- a/drivers/net/ethernet/broadcom/bgmac.h +++ b/drivers/net/ethernet/broadcom/bgmac.h @@ -402,7 +402,7 @@ #define BGMAC_WEIGHT 64 -#define ETHER_MAX_LEN 1518 +#define ETHER_MAX_LEN (ETH_FRAME_LEN + ETH_FCS_LEN) /* Feature Flags */ #define BGMAC_FEAT_TX_MASK_SETUP BIT(0) @@ -537,6 +537,8 @@ int bgmac_enet_probe(struct bgmac *bgmac); void bgmac_enet_remove(struct bgmac *bgmac); void bgmac_adjust_link(struct net_device *net_dev); int bgmac_phy_connect_direct(struct bgmac *bgmac); +int bgmac_enet_suspend(struct bgmac *bgmac); +int bgmac_enet_resume(struct bgmac *bgmac); struct mii_bus *bcma_mdio_mii_register(struct bgmac *bgmac); void bcma_mdio_mii_unregister(struct mii_bus *mii_bus); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 9e8c06130c09..ad3e0631877e 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -4277,7 +4277,10 @@ int __bnx2x_setup_tc(struct net_device *dev, u32 handle, __be16 proto, { if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return bnx2x_setup_tc(dev, tc->tc); + + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return bnx2x_setup_tc(dev, tc->mqprio->num_tc); } /* called with rtnl_lock */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 1f1e54ba0ecb..129b8101b932 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4549,6 +4549,9 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) pf->max_tx_wm_flows = le32_to_cpu(resp->max_tx_wm_flows); pf->max_rx_em_flows = le32_to_cpu(resp->max_rx_em_flows); pf->max_rx_wm_flows = le32_to_cpu(resp->max_rx_wm_flows); + if (resp->flags & + cpu_to_le32(FUNC_QCAPS_RESP_FLAGS_WOL_MAGICPKT_SUPPORTED)) + bp->flags |= BNXT_FLAG_WOL_CAP; } else { #ifdef CONFIG_BNXT_SRIOV struct bnxt_vf_info *vf = &bp->vf; @@ -5198,9 +5201,10 @@ static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp) { #if defined(CONFIG_BNXT_SRIOV) if (BNXT_VF(bp)) - return bp->vf.max_irqs; + return min_t(unsigned int, bp->vf.max_irqs, + bp->vf.max_cp_rings); #endif - return bp->pf.max_irqs; + return min_t(unsigned int, bp->pf.max_irqs, bp->pf.max_cp_rings); } void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max_irqs) @@ -5857,6 +5861,76 @@ static int bnxt_hwrm_port_led_qcaps(struct bnxt *bp) return 0; } +int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp) +{ + struct hwrm_wol_filter_alloc_input req = {0}; + struct hwrm_wol_filter_alloc_output *resp = bp->hwrm_cmd_resp_addr; + int rc; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_WOL_FILTER_ALLOC, -1, -1); + req.port_id = cpu_to_le16(bp->pf.port_id); + req.wol_type = WOL_FILTER_ALLOC_REQ_WOL_TYPE_MAGICPKT; + req.enables = cpu_to_le32(WOL_FILTER_ALLOC_REQ_ENABLES_MAC_ADDRESS); + memcpy(req.mac_address, bp->dev->dev_addr, ETH_ALEN); + mutex_lock(&bp->hwrm_cmd_lock); + rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + if (!rc) + bp->wol_filter_id = resp->wol_filter_id; + mutex_unlock(&bp->hwrm_cmd_lock); + return rc; +} + +int bnxt_hwrm_free_wol_fltr(struct bnxt *bp) +{ + struct hwrm_wol_filter_free_input req = {0}; + int rc; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_WOL_FILTER_FREE, -1, -1); + req.port_id = cpu_to_le16(bp->pf.port_id); + req.enables = cpu_to_le32(WOL_FILTER_FREE_REQ_ENABLES_WOL_FILTER_ID); + req.wol_filter_id = bp->wol_filter_id; + rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + return rc; +} + +static u16 bnxt_hwrm_get_wol_fltrs(struct bnxt *bp, u16 handle) +{ + struct hwrm_wol_filter_qcfg_input req = {0}; + struct hwrm_wol_filter_qcfg_output *resp = bp->hwrm_cmd_resp_addr; + u16 next_handle = 0; + int rc; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_WOL_FILTER_QCFG, -1, -1); + req.port_id = cpu_to_le16(bp->pf.port_id); + req.handle = cpu_to_le16(handle); + mutex_lock(&bp->hwrm_cmd_lock); + rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + if (!rc) { + next_handle = le16_to_cpu(resp->next_handle); + if (next_handle != 0) { + if (resp->wol_type == + WOL_FILTER_ALLOC_REQ_WOL_TYPE_MAGICPKT) { + bp->wol = 1; + bp->wol_filter_id = resp->wol_filter_id; + } + } + } + mutex_unlock(&bp->hwrm_cmd_lock); + return next_handle; +} + +static void bnxt_get_wol_settings(struct bnxt *bp) +{ + u16 handle = 0; + + if (!BNXT_PF(bp) || !(bp->flags & BNXT_FLAG_WOL_CAP)) + return; + + do { + handle = bnxt_hwrm_get_wol_fltrs(bp, handle); + } while (handle && handle != 0xffff); +} + static bool bnxt_eee_config_ok(struct bnxt *bp) { struct ethtool_eee *eee = &bp->eee; @@ -6042,6 +6116,43 @@ int bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) return rc; } +/* rtnl_lock held, open the NIC half way by allocating all resources, but + * NAPI, IRQ, and TX are not enabled. This is mainly used for offline + * self tests. + */ +int bnxt_half_open_nic(struct bnxt *bp) +{ + int rc = 0; + + rc = bnxt_alloc_mem(bp, false); + if (rc) { + netdev_err(bp->dev, "bnxt_alloc_mem err: %x\n", rc); + goto half_open_err; + } + rc = bnxt_init_nic(bp, false); + if (rc) { + netdev_err(bp->dev, "bnxt_init_nic err: %x\n", rc); + goto half_open_err; + } + return 0; + +half_open_err: + bnxt_free_skbs(bp); + bnxt_free_mem(bp, false); + dev_close(bp->dev); + return rc; +} + +/* rtnl_lock held, this call can only be made after a previous successful + * call to bnxt_half_open_nic(). + */ +void bnxt_half_close_nic(struct bnxt *bp) +{ + bnxt_hwrm_resource_free(bp, false, false); + bnxt_free_skbs(bp); + bnxt_free_mem(bp, false); +} + static int bnxt_open(struct net_device *dev) { struct bnxt *bp = netdev_priv(dev); @@ -6923,7 +7034,9 @@ static int bnxt_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (ntc->type != TC_SETUP_MQPRIO) return -EINVAL; - return bnxt_setup_mq_tc(dev, ntc->tc); + ntc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return bnxt_setup_mq_tc(dev, ntc->mqprio->num_tc); } #ifdef CONFIG_RFS_ACCEL @@ -7224,6 +7337,7 @@ static void bnxt_remove_one(struct pci_dev *pdev) bnxt_clear_int_mode(bp); bnxt_hwrm_func_drv_unrgtr(bp); bnxt_free_hwrm_resources(bp); + bnxt_ethtool_free(bp); bnxt_dcb_free(bp); kfree(bp->edev); bp->edev = NULL; @@ -7546,6 +7660,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) bnxt_hwrm_func_qcfg(bp); bnxt_hwrm_port_led_qcaps(bp); + bnxt_ethtool_init(bp); bnxt_set_rx_skb_mode(bp, false); bnxt_set_tpa_flags(bp); @@ -7591,6 +7706,12 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) goto init_err_pci_clean; + bnxt_get_wol_settings(bp); + if (bp->flags & BNXT_FLAG_WOL_CAP) + device_set_wakeup_enable(&pdev->dev, bp->wol); + else + device_set_wakeup_capable(&pdev->dev, false); + rc = register_netdev(dev); if (rc) goto init_err_clr_int; @@ -7614,6 +7735,88 @@ init_err_free: return rc; } +static void bnxt_shutdown(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnxt *bp; + + if (!dev) + return; + + rtnl_lock(); + bp = netdev_priv(dev); + if (!bp) + goto shutdown_exit; + + if (netif_running(dev)) + dev_close(dev); + + if (system_state == SYSTEM_POWER_OFF) { + bnxt_clear_int_mode(bp); + pci_wake_from_d3(pdev, bp->wol); + pci_set_power_state(pdev, PCI_D3hot); + } + +shutdown_exit: + rtnl_unlock(); +} + +#ifdef CONFIG_PM_SLEEP +static int bnxt_suspend(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct net_device *dev = pci_get_drvdata(pdev); + struct bnxt *bp = netdev_priv(dev); + int rc = 0; + + rtnl_lock(); + if (netif_running(dev)) { + netif_device_detach(dev); + rc = bnxt_close(dev); + } + bnxt_hwrm_func_drv_unrgtr(bp); + rtnl_unlock(); + return rc; +} + +static int bnxt_resume(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct net_device *dev = pci_get_drvdata(pdev); + struct bnxt *bp = netdev_priv(dev); + int rc = 0; + + rtnl_lock(); + if (bnxt_hwrm_ver_get(bp) || bnxt_hwrm_func_drv_rgtr(bp)) { + rc = -ENODEV; + goto resume_exit; + } + rc = bnxt_hwrm_func_reset(bp); + if (rc) { + rc = -EBUSY; + goto resume_exit; + } + bnxt_get_wol_settings(bp); + if (netif_running(dev)) { + rc = bnxt_open(dev); + if (!rc) + netif_device_attach(dev); + } + +resume_exit: + rtnl_unlock(); + return rc; +} + +static SIMPLE_DEV_PM_OPS(bnxt_pm_ops, bnxt_suspend, bnxt_resume); +#define BNXT_PM_OPS (&bnxt_pm_ops) + +#else + +#define BNXT_PM_OPS NULL + +#endif /* CONFIG_PM_SLEEP */ + /** * bnxt_io_error_detected - called when PCI error is detected * @pdev: Pointer to PCI device @@ -7730,6 +7933,8 @@ static struct pci_driver bnxt_pci_driver = { .id_table = bnxt_pci_tbl, .probe = bnxt_init_one, .remove = bnxt_remove_one, + .shutdown = bnxt_shutdown, + .driver.pm = BNXT_PM_OPS, .err_handler = &bnxt_err_handler, #if defined(CONFIG_BNXT_SRIOV) .sriov_configure = bnxt_sriov_configure, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index c7a5b84a5cb2..c9a1688a65de 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -18,6 +18,8 @@ #define DRV_VER_MIN 7 #define DRV_VER_UPD 0 +#include <linux/interrupt.h> + struct tx_bd { __le32 tx_bd_len_flags_type; #define TX_BD_TYPE (0x3f << 0) @@ -424,8 +426,6 @@ struct rx_tpa_end_cmp_ext { #define BNXT_MIN_PKT_SIZE 52 -#define BNXT_NUM_TESTS(bp) 0 - #define BNXT_DEFAULT_RX_RING_SIZE 511 #define BNXT_DEFAULT_TX_RING_SIZE 511 @@ -909,6 +909,14 @@ struct bnxt_led_info { __le16 led_color_caps; }; +#define BNXT_MAX_TEST 8 + +struct bnxt_test_info { + u8 offline_mask; + u16 timeout; + char string[BNXT_MAX_TEST][ETH_GSTRING_LEN]; +}; + #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014 #define BNXT_CAG_REG_BASE 0x300000 @@ -987,6 +995,7 @@ struct bnxt { #define BNXT_FLAG_UDP_RSS_CAP 0x800 #define BNXT_FLAG_EEE_CAP 0x1000 #define BNXT_FLAG_NEW_RSS_CAP 0x2000 + #define BNXT_FLAG_WOL_CAP 0x4000 #define BNXT_FLAG_ROCEV1_CAP 0x8000 #define BNXT_FLAG_ROCEV2_CAP 0x10000 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \ @@ -1178,6 +1187,12 @@ struct bnxt { u32 lpi_tmr_lo; u32 lpi_tmr_hi; + u8 num_tests; + struct bnxt_test_info *test_info; + + u8 wol_filter_id; + u8 wol; + u8 num_leds; struct bnxt_led_info leds[BNXT_MAX_LED]; @@ -1236,8 +1251,12 @@ void bnxt_tx_disable(struct bnxt *bp); void bnxt_tx_enable(struct bnxt *bp); int bnxt_hwrm_set_pause(struct bnxt *); int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool); +int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp); +int bnxt_hwrm_free_wol_fltr(struct bnxt *bp); int bnxt_hwrm_fw_set_time(struct bnxt *); int bnxt_open_nic(struct bnxt *, bool, bool); +int bnxt_half_open_nic(struct bnxt *bp); +void bnxt_half_close_nic(struct bnxt *bp); int bnxt_close_nic(struct bnxt *, bool, bool); int bnxt_reserve_rings(struct bnxt *bp, int tx, int rx, int tcs, int tx_xdp); int bnxt_setup_mq_tc(struct net_device *dev, u8 tc); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 6903a873f072..848ecf212b8f 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1,6 +1,7 @@ /* Broadcom NetXtreme-C/E network driver. * * Copyright (c) 2014-2016 Broadcom Corporation + * Copyright (c) 2016-2017 Broadcom Limited * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -17,6 +18,7 @@ #include <linux/firmware.h> #include "bnxt_hsi.h" #include "bnxt.h" +#include "bnxt_xdp.h" #include "bnxt_ethtool.h" #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */ #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */ @@ -209,6 +211,10 @@ static int bnxt_get_sset_count(struct net_device *dev, int sset) return num_stats; } + case ETH_SS_TEST: + if (!bp->num_tests) + return -EOPNOTSUPP; + return bp->num_tests; default: return -EOPNOTSUPP; } @@ -306,6 +312,11 @@ static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) } } break; + case ETH_SS_TEST: + if (bp->num_tests) + memcpy(buf, bp->test_info->string, + bp->num_tests * ETH_GSTRING_LEN); + break; default: netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n", stringset); @@ -824,7 +835,7 @@ static void bnxt_get_drvinfo(struct net_device *dev, sizeof(info->fw_version)); strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); info->n_stats = BNXT_NUM_STATS * bp->cp_nr_rings; - info->testinfo_len = BNXT_NUM_TESTS(bp); + info->testinfo_len = bp->num_tests; /* TODO CHIMP_FW: eeprom dump details */ info->eedump_len = 0; /* TODO CHIMP FW: reg dump details */ @@ -832,6 +843,45 @@ static void bnxt_get_drvinfo(struct net_device *dev, kfree(pkglog); } +static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct bnxt *bp = netdev_priv(dev); + + wol->supported = 0; + wol->wolopts = 0; + memset(&wol->sopass, 0, sizeof(wol->sopass)); + if (bp->flags & BNXT_FLAG_WOL_CAP) { + wol->supported = WAKE_MAGIC; + if (bp->wol) + wol->wolopts = WAKE_MAGIC; + } +} + +static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct bnxt *bp = netdev_priv(dev); + + if (wol->wolopts & ~WAKE_MAGIC) + return -EINVAL; + + if (wol->wolopts & WAKE_MAGIC) { + if (!(bp->flags & BNXT_FLAG_WOL_CAP)) + return -EINVAL; + if (!bp->wol) { + if (bnxt_hwrm_alloc_wol_fltr(bp)) + return -EBUSY; + bp->wol = 1; + } + } else { + if (bp->wol) { + if (bnxt_hwrm_free_wol_fltr(bp)) + return -EBUSY; + bp->wol = 0; + } + } + return 0; +} + u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) { u32 speed_mask = 0; @@ -2128,12 +2178,372 @@ static int bnxt_set_phys_id(struct net_device *dev, return rc; } +static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring) +{ + struct hwrm_selftest_irq_input req = {0}; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1); + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); +} + +static int bnxt_test_irq(struct bnxt *bp) +{ + int i; + + for (i = 0; i < bp->cp_nr_rings; i++) { + u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id; + int rc; + + rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring); + if (rc) + return rc; + } + return 0; +} + +static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable) +{ + struct hwrm_port_mac_cfg_input req = {0}; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1); + + req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK); + if (enable) + req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL; + else + req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); +} + +static int bnxt_disable_an_for_lpbk(struct bnxt *bp, + struct hwrm_port_phy_cfg_input *req) +{ + struct bnxt_link_info *link_info = &bp->link_info; + u16 fw_advertising = link_info->advertising; + u16 fw_speed; + int rc; + + if (!link_info->autoneg) + return 0; + + fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB; + if (netif_carrier_ok(bp->dev)) + fw_speed = bp->link_info.link_speed; + else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB) + fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB; + else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB) + fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB; + else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB) + fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB; + else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB) + fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB; + + req->force_link_speed = cpu_to_le16(fw_speed); + req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE | + PORT_PHY_CFG_REQ_FLAGS_RESET_PHY); + rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT); + req->flags = 0; + req->force_link_speed = cpu_to_le16(0); + return rc; +} + +static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable) +{ + struct hwrm_port_phy_cfg_input req = {0}; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1); + + if (enable) { + bnxt_disable_an_for_lpbk(bp, &req); + req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL; + } else { + req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE; + } + req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK); + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); +} + +static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi, + u32 raw_cons, int pkt_size) +{ + struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; + struct bnxt_rx_ring_info *rxr = bnapi->rx_ring; + struct bnxt_sw_rx_bd *rx_buf; + struct rx_cmp *rxcmp; + u16 cp_cons, cons; + u8 *data; + u32 len; + int i; + + cp_cons = RING_CMP(raw_cons); + rxcmp = (struct rx_cmp *) + &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)]; + cons = rxcmp->rx_cmp_opaque; + rx_buf = &rxr->rx_buf_ring[cons]; + data = rx_buf->data_ptr; + len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT; + if (len != pkt_size) + return -EIO; + i = ETH_ALEN; + if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr)) + return -EIO; + i += ETH_ALEN; + for ( ; i < pkt_size; i++) { + if (data[i] != (u8)(i & 0xff)) + return -EIO; + } + return 0; +} + +static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size) +{ + struct bnxt_napi *bnapi = bp->bnapi[0]; + struct bnxt_cp_ring_info *cpr; + struct tx_cmp *txcmp; + int rc = -EIO; + u32 raw_cons; + u32 cons; + int i; + + cpr = &bnapi->cp_ring; + raw_cons = cpr->cp_raw_cons; + for (i = 0; i < 200; i++) { + cons = RING_CMP(raw_cons); + txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)]; + + if (!TX_CMP_VALID(txcmp, raw_cons)) { + udelay(5); + continue; + } + + /* The valid test of the entry must be done first before + * reading any further. + */ + dma_rmb(); + if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) { + rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size); + raw_cons = NEXT_RAW_CMP(raw_cons); + raw_cons = NEXT_RAW_CMP(raw_cons); + break; + } + raw_cons = NEXT_RAW_CMP(raw_cons); + } + cpr->cp_raw_cons = raw_cons; + return rc; +} + +static int bnxt_run_loopback(struct bnxt *bp) +{ + struct bnxt_tx_ring_info *txr = &bp->tx_ring[0]; + int pkt_size, i = 0; + struct sk_buff *skb; + dma_addr_t map; + u8 *data; + int rc; + + pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh); + skb = netdev_alloc_skb(bp->dev, pkt_size); + if (!skb) + return -ENOMEM; + data = skb_put(skb, pkt_size); + eth_broadcast_addr(data); + i += ETH_ALEN; + ether_addr_copy(&data[i], bp->dev->dev_addr); + i += ETH_ALEN; + for ( ; i < pkt_size; i++) + data[i] = (u8)(i & 0xff); + + map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, + PCI_DMA_TODEVICE); + if (dma_mapping_error(&bp->pdev->dev, map)) { + dev_kfree_skb(skb); + return -EIO; + } + bnxt_xmit_xdp(bp, txr, map, pkt_size, 0); + + /* Sync BD data before updating doorbell */ + wmb(); + + writel(DB_KEY_TX | txr->tx_prod, txr->tx_doorbell); + writel(DB_KEY_TX | txr->tx_prod, txr->tx_doorbell); + rc = bnxt_poll_loopback(bp, pkt_size); + + dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); + dev_kfree_skb(skb); + return rc; +} + +static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results) +{ + struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr; + struct hwrm_selftest_exec_input req = {0}; + int rc; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1); + mutex_lock(&bp->hwrm_cmd_lock); + resp->test_success = 0; + req.flags = test_mask; + rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout); + *test_results = resp->test_success; + mutex_unlock(&bp->hwrm_cmd_lock); + return rc; +} + +#define BNXT_DRV_TESTS 3 +#define BNXT_MACLPBK_TEST_IDX (bp->num_tests - BNXT_DRV_TESTS) +#define BNXT_PHYLPBK_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 1) +#define BNXT_IRQ_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 2) + +static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, + u64 *buf) +{ + struct bnxt *bp = netdev_priv(dev); + bool offline = false; + u8 test_results = 0; + u8 test_mask = 0; + int rc, i; + + if (!bp->num_tests || !BNXT_SINGLE_PF(bp)) + return; + memset(buf, 0, sizeof(u64) * bp->num_tests); + if (!netif_running(dev)) { + etest->flags |= ETH_TEST_FL_FAILED; + return; + } + + if (etest->flags & ETH_TEST_FL_OFFLINE) { + if (bp->pf.active_vfs) { + etest->flags |= ETH_TEST_FL_FAILED; + netdev_warn(dev, "Offline tests cannot be run with active VFs\n"); + return; + } + offline = true; + } + + for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { + u8 bit_val = 1 << i; + + if (!(bp->test_info->offline_mask & bit_val)) + test_mask |= bit_val; + else if (offline) + test_mask |= bit_val; + } + if (!offline) { + bnxt_run_fw_tests(bp, test_mask, &test_results); + } else { + rc = bnxt_close_nic(bp, false, false); + if (rc) + return; + bnxt_run_fw_tests(bp, test_mask, &test_results); + + buf[BNXT_MACLPBK_TEST_IDX] = 1; + bnxt_hwrm_mac_loopback(bp, true); + msleep(250); + rc = bnxt_half_open_nic(bp); + if (rc) { + bnxt_hwrm_mac_loopback(bp, false); + etest->flags |= ETH_TEST_FL_FAILED; + return; + } + if (bnxt_run_loopback(bp)) + etest->flags |= ETH_TEST_FL_FAILED; + else + buf[BNXT_MACLPBK_TEST_IDX] = 0; + + bnxt_hwrm_mac_loopback(bp, false); + bnxt_hwrm_phy_loopback(bp, true); + msleep(1000); + if (bnxt_run_loopback(bp)) { + buf[BNXT_PHYLPBK_TEST_IDX] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + bnxt_hwrm_phy_loopback(bp, false); + bnxt_half_close_nic(bp); + bnxt_open_nic(bp, false, true); + } + if (bnxt_test_irq(bp)) { + buf[BNXT_IRQ_TEST_IDX] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { + u8 bit_val = 1 << i; + + if ((test_mask & bit_val) && !(test_results & bit_val)) { + buf[i] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + } +} + +void bnxt_ethtool_init(struct bnxt *bp) +{ + struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr; + struct hwrm_selftest_qlist_input req = {0}; + struct bnxt_test_info *test_info; + int i, rc; + + if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp)) + return; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1); + mutex_lock(&bp->hwrm_cmd_lock); + rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + if (rc) + goto ethtool_init_exit; + + test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL); + if (!test_info) + goto ethtool_init_exit; + + bp->test_info = test_info; + bp->num_tests = resp->num_tests + BNXT_DRV_TESTS; + if (bp->num_tests > BNXT_MAX_TEST) + bp->num_tests = BNXT_MAX_TEST; + + test_info->offline_mask = resp->offline_tests; + test_info->timeout = le16_to_cpu(resp->test_timeout); + if (!test_info->timeout) + test_info->timeout = HWRM_CMD_TIMEOUT; + for (i = 0; i < bp->num_tests; i++) { + char *str = test_info->string[i]; + char *fw_str = resp->test0_name + i * 32; + + if (i == BNXT_MACLPBK_TEST_IDX) { + strcpy(str, "Mac loopback test (offline)"); + } else if (i == BNXT_PHYLPBK_TEST_IDX) { + strcpy(str, "Phy loopback test (offline)"); + } else if (i == BNXT_IRQ_TEST_IDX) { + strcpy(str, "Interrupt_test (offline)"); + } else { + strlcpy(str, fw_str, ETH_GSTRING_LEN); + strncat(str, " test", ETH_GSTRING_LEN - strlen(str)); + if (test_info->offline_mask & (1 << i)) + strncat(str, " (offline)", + ETH_GSTRING_LEN - strlen(str)); + else + strncat(str, " (online)", + ETH_GSTRING_LEN - strlen(str)); + } + } + +ethtool_init_exit: + mutex_unlock(&bp->hwrm_cmd_lock); +} + +void bnxt_ethtool_free(struct bnxt *bp) +{ + kfree(bp->test_info); + bp->test_info = NULL; +} + const struct ethtool_ops bnxt_ethtool_ops = { .get_link_ksettings = bnxt_get_link_ksettings, .set_link_ksettings = bnxt_set_link_ksettings, .get_pauseparam = bnxt_get_pauseparam, .set_pauseparam = bnxt_set_pauseparam, .get_drvinfo = bnxt_get_drvinfo, + .get_wol = bnxt_get_wol, + .set_wol = bnxt_set_wol, .get_coalesce = bnxt_get_coalesce, .set_coalesce = bnxt_set_coalesce, .get_msglevel = bnxt_get_msglevel, @@ -2161,4 +2571,5 @@ const struct ethtool_ops bnxt_ethtool_ops = { .get_module_eeprom = bnxt_get_module_eeprom, .nway_reset = bnxt_nway_reset, .set_phys_id = bnxt_set_phys_id, + .self_test = bnxt_self_test, }; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h index ed1e555292e9..f1bc90b6fb5b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h @@ -1,6 +1,7 @@ /* Broadcom NetXtreme-C/E network driver. * * Copyright (c) 2014-2016 Broadcom Corporation + * Copyright (c) 2016-2017 Broadcom Limited * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -38,5 +39,7 @@ extern const struct ethtool_ops bnxt_ethtool_ops; u32 _bnxt_fw_to_ethtool_adv_spds(u16, u8); u32 bnxt_fw_to_ethtool_speed(u16); u16 bnxt_get_fw_auto_link_speeds(u32); +void bnxt_ethtool_init(struct bnxt *bp); +void bnxt_ethtool_free(struct bnxt *bp); #endif diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h index 6e275c23d68b..7dc71bb95837 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h @@ -11,19 +11,21 @@ #ifndef BNXT_HSI_H #define BNXT_HSI_H -/* HSI and HWRM Specification 1.7.0 */ +/* HSI and HWRM Specification 1.7.6 */ #define HWRM_VERSION_MAJOR 1 #define HWRM_VERSION_MINOR 7 -#define HWRM_VERSION_UPDATE 0 +#define HWRM_VERSION_UPDATE 6 -#define HWRM_VERSION_STR "1.7.0" +#define HWRM_VERSION_RSVD 2 /* non-zero means beta version */ + +#define HWRM_VERSION_STR "1.7.6.2" /* * Following is the signature for HWRM message field that indicates not * applicable (All F's). Need to cast it the size of the field if needed. */ #define HWRM_NA_SIGNATURE ((__le32)(-1)) #define HWRM_MAX_REQ_LEN (128) /* hwrm_func_buf_rgtr */ -#define HWRM_MAX_RESP_LEN (176) /* hwrm_func_qstats */ +#define HWRM_MAX_RESP_LEN (248) /* hwrm_selftest_qlist */ #define HW_HASH_INDEX_SIZE 0x80 /* 7 bit indirection table index. */ #define HW_HASH_KEY_SIZE 40 #define HWRM_RESP_VALID_KEY 1 /* valid key for HWRM response */ @@ -571,9 +573,10 @@ struct hwrm_ver_get_output { __le16 max_req_win_len; __le16 max_resp_len; __le16 def_req_timeout; + u8 init_pending; + #define VER_GET_RESP_INIT_PENDING_DEV_NOT_RDY 0x1UL u8 unused_0; u8 unused_1; - u8 unused_2; u8 valid; }; @@ -809,6 +812,8 @@ struct hwrm_func_qcfg_output { #define FUNC_QCFG_RESP_FLAGS_OOB_WOL_BMP_ENABLED 0x2UL #define FUNC_QCFG_RESP_FLAGS_FW_DCBX_AGENT_ENABLED 0x4UL #define FUNC_QCFG_RESP_FLAGS_STD_TX_RING_MODE_ENABLED 0x8UL + #define FUNC_QCFG_RESP_FLAGS_FW_LLDP_AGENT_ENABLED 0x10UL + #define FUNC_QCFG_RESP_FLAGS_MULTI_HOST 0x20UL u8 mac_address[6]; __le16 pci_id; __le16 alloc_rsscos_ctx; @@ -827,10 +832,12 @@ struct hwrm_func_qcfg_output { #define FUNC_QCFG_RESP_PORT_PARTITION_TYPE_NPAR1_5 0x3UL #define FUNC_QCFG_RESP_PORT_PARTITION_TYPE_NPAR2_0 0x4UL #define FUNC_QCFG_RESP_PORT_PARTITION_TYPE_UNKNOWN 0xffUL - u8 unused_0; + u8 port_pf_cnt; + #define FUNC_QCFG_RESP_PORT_PF_CNT_UNAVAIL 0x0UL __le16 dflt_vnic_id; - u8 unused_1; - u8 unused_2; + u8 host_cnt; + #define FUNC_QCFG_RESP_HOST_CNT_UNAVAIL 0x0UL + u8 unused_0; __le32 min_bw; #define FUNC_QCFG_RESP_MIN_BW_BW_VALUE_MASK 0xfffffffUL #define FUNC_QCFG_RESP_MIN_BW_BW_VALUE_SFT 0 @@ -867,12 +874,12 @@ struct hwrm_func_qcfg_output { #define FUNC_QCFG_RESP_EVB_MODE_NO_EVB 0x0UL #define FUNC_QCFG_RESP_EVB_MODE_VEB 0x1UL #define FUNC_QCFG_RESP_EVB_MODE_VEPA 0x2UL - u8 unused_3; + u8 unused_1; __le16 alloc_vfs; __le32 alloc_mcast_filters; __le32 alloc_hw_ring_grps; __le16 alloc_sp_tx_rings; - u8 unused_4; + u8 unused_2; u8 valid; }; @@ -888,16 +895,13 @@ struct hwrm_func_cfg_input { u8 unused_0; u8 unused_1; __le32 flags; - #define FUNC_CFG_REQ_FLAGS_PROM_MODE 0x1UL - #define FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK 0x2UL - #define FUNC_CFG_REQ_FLAGS_SRC_IP_ADDR_CHECK 0x4UL - #define FUNC_CFG_REQ_FLAGS_VLAN_PRI_MATCH 0x8UL - #define FUNC_CFG_REQ_FLAGS_DFLT_PRI_NOMATCH 0x10UL - #define FUNC_CFG_REQ_FLAGS_DISABLE_PAUSE 0x20UL - #define FUNC_CFG_REQ_FLAGS_DISABLE_STP 0x40UL - #define FUNC_CFG_REQ_FLAGS_DISABLE_LLDP 0x80UL - #define FUNC_CFG_REQ_FLAGS_DISABLE_PTPV2 0x100UL - #define FUNC_CFG_REQ_FLAGS_STD_TX_RING_MODE 0x200UL + #define FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK_DISABLE 0x1UL + #define FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK_ENABLE 0x2UL + #define FUNC_CFG_REQ_FLAGS_RSVD_MASK 0x1fcUL + #define FUNC_CFG_REQ_FLAGS_RSVD_SFT 2 + #define FUNC_CFG_REQ_FLAGS_STD_TX_RING_MODE_ENABLE 0x200UL + #define FUNC_CFG_REQ_FLAGS_STD_TX_RING_MODE_DISABLE 0x400UL + #define FUNC_CFG_REQ_FLAGS_VIRT_MAC_PERSIST 0x800UL __le32 enables; #define FUNC_CFG_REQ_ENABLES_MTU 0x1UL #define FUNC_CFG_REQ_ENABLES_MRU 0x2UL @@ -1013,7 +1017,7 @@ struct hwrm_func_qstats_output { __le64 tx_ucast_pkts; __le64 tx_mcast_pkts; __le64 tx_bcast_pkts; - __le64 tx_err_pkts; + __le64 tx_discard_pkts; __le64 tx_drop_pkts; __le64 tx_ucast_bytes; __le64 tx_mcast_bytes; @@ -1021,7 +1025,7 @@ struct hwrm_func_qstats_output { __le64 rx_ucast_pkts; __le64 rx_mcast_pkts; __le64 rx_bcast_pkts; - __le64 rx_err_pkts; + __le64 rx_discard_pkts; __le64 rx_drop_pkts; __le64 rx_ucast_bytes; __le64 rx_mcast_bytes; @@ -4743,25 +4747,72 @@ struct hwrm_temp_monitor_query_output { u8 valid; }; -/* hwrm_nvm_read */ -/* Input (40 bytes) */ -struct hwrm_nvm_read_input { +/* hwrm_wol_filter_alloc */ +/* Input (64 bytes) */ +struct hwrm_wol_filter_alloc_input { __le16 req_type; __le16 cmpl_ring; __le16 seq_id; __le16 target_id; __le64 resp_addr; - __le64 host_dest_addr; - __le16 dir_idx; + __le32 flags; + __le32 enables; + #define WOL_FILTER_ALLOC_REQ_ENABLES_MAC_ADDRESS 0x1UL + #define WOL_FILTER_ALLOC_REQ_ENABLES_PATTERN_OFFSET 0x2UL + #define WOL_FILTER_ALLOC_REQ_ENABLES_PATTERN_BUF_SIZE 0x4UL + #define WOL_FILTER_ALLOC_REQ_ENABLES_PATTERN_BUF_ADDR 0x8UL + #define WOL_FILTER_ALLOC_REQ_ENABLES_PATTERN_MASK_ADDR 0x10UL + #define WOL_FILTER_ALLOC_REQ_ENABLES_PATTERN_MASK_SIZE 0x20UL + __le16 port_id; + u8 wol_type; + #define WOL_FILTER_ALLOC_REQ_WOL_TYPE_MAGICPKT 0x0UL + #define WOL_FILTER_ALLOC_REQ_WOL_TYPE_BMP 0x1UL + #define WOL_FILTER_ALLOC_REQ_WOL_TYPE_INVALID 0xffUL u8 unused_0; - u8 unused_1; - __le32 offset; - __le32 len; + __le32 unused_1; + u8 mac_address[6]; + __le16 pattern_offset; + __le16 pattern_buf_size; + __le16 pattern_mask_size; __le32 unused_2; + __le64 pattern_buf_addr; + __le64 pattern_mask_addr; }; /* Output (16 bytes) */ -struct hwrm_nvm_read_output { +struct hwrm_wol_filter_alloc_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 wol_filter_id; + u8 unused_0; + __le16 unused_1; + u8 unused_2; + u8 unused_3; + u8 unused_4; + u8 valid; +}; + +/* hwrm_wol_filter_free */ +/* Input (32 bytes) */ +struct hwrm_wol_filter_free_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; + __le32 flags; + #define WOL_FILTER_FREE_REQ_FLAGS_FREE_ALL_WOL_FILTERS 0x1UL + __le32 enables; + #define WOL_FILTER_FREE_REQ_ENABLES_WOL_FILTER_ID 0x1UL + __le16 port_id; + u8 wol_filter_id; + u8 unused_0[5]; +}; + +/* Output (16 bytes) */ +struct hwrm_wol_filter_free_output { __le16 error_code; __le16 req_type; __le16 seq_id; @@ -4773,21 +4824,107 @@ struct hwrm_nvm_read_output { u8 valid; }; -/* hwrm_nvm_raw_dump */ -/* Input (32 bytes) */ -struct hwrm_nvm_raw_dump_input { +/* hwrm_wol_filter_qcfg */ +/* Input (56 bytes) */ +struct hwrm_wol_filter_qcfg_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; + __le16 port_id; + __le16 handle; + __le32 unused_0; + __le64 pattern_buf_addr; + __le16 pattern_buf_size; + u8 unused_1; + u8 unused_2; + u8 unused_3[3]; + u8 unused_4; + __le64 pattern_mask_addr; + __le16 pattern_mask_size; + __le16 unused_5[3]; +}; + +/* Output (32 bytes) */ +struct hwrm_wol_filter_qcfg_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + __le16 next_handle; + u8 wol_filter_id; + u8 wol_type; + #define WOL_FILTER_QCFG_RESP_WOL_TYPE_MAGICPKT 0x0UL + #define WOL_FILTER_QCFG_RESP_WOL_TYPE_BMP 0x1UL + #define WOL_FILTER_QCFG_RESP_WOL_TYPE_INVALID 0xffUL + __le32 unused_0; + u8 mac_address[6]; + __le16 pattern_offset; + __le16 pattern_size; + __le16 pattern_mask_size; + u8 unused_1; + u8 unused_2; + u8 unused_3; + u8 valid; +}; + +/* hwrm_wol_reason_qcfg */ +/* Input (40 bytes) */ +struct hwrm_wol_reason_qcfg_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; + __le16 port_id; + u8 unused_0; + u8 unused_1; + u8 unused_2[3]; + u8 unused_3; + __le64 wol_pkt_buf_addr; + __le16 wol_pkt_buf_size; + __le16 unused_4[3]; +}; + +/* Output (16 bytes) */ +struct hwrm_wol_reason_qcfg_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 wol_filter_id; + u8 wol_reason; + #define WOL_REASON_QCFG_RESP_WOL_REASON_MAGICPKT 0x0UL + #define WOL_REASON_QCFG_RESP_WOL_REASON_BMP 0x1UL + #define WOL_REASON_QCFG_RESP_WOL_REASON_INVALID 0xffUL + u8 wol_pkt_len; + u8 unused_0; + u8 unused_1; + u8 unused_2; + u8 unused_3; + u8 valid; +}; + +/* hwrm_nvm_read */ +/* Input (40 bytes) */ +struct hwrm_nvm_read_input { __le16 req_type; __le16 cmpl_ring; __le16 seq_id; __le16 target_id; __le64 resp_addr; __le64 host_dest_addr; + __le16 dir_idx; + u8 unused_0; + u8 unused_1; __le32 offset; __le32 len; + __le32 unused_2; }; /* Output (16 bytes) */ -struct hwrm_nvm_raw_dump_output { +struct hwrm_nvm_read_output { __le16 error_code; __le16 req_type; __le16 seq_id; @@ -4881,6 +5018,15 @@ struct hwrm_nvm_write_output { u8 valid; }; +/* Command specific Error Codes (8 bytes) */ +struct hwrm_nvm_write_cmd_err { + u8 code; + #define NVM_WRITE_CMD_ERR_CODE_UNKNOWN 0x0UL + #define NVM_WRITE_CMD_ERR_CODE_FRAG_ERR 0x1UL + #define NVM_WRITE_CMD_ERR_CODE_NO_SPACE 0x2UL + u8 unused_0[7]; +}; + /* hwrm_nvm_modify */ /* Input (40 bytes) */ struct hwrm_nvm_modify_input { @@ -5112,6 +5258,100 @@ struct hwrm_nvm_install_update_cmd_err { u8 unused_0[7]; }; +/* hwrm_selftest_qlist */ +/* Input (16 bytes) */ +struct hwrm_selftest_qlist_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; +}; + +/* Output (248 bytes) */ +struct hwrm_selftest_qlist_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 num_tests; + u8 available_tests; + #define SELFTEST_QLIST_RESP_AVAILABLE_TESTS_NVM_TEST 0x1UL + #define SELFTEST_QLIST_RESP_AVAILABLE_TESTS_LINK_TEST 0x2UL + #define SELFTEST_QLIST_RESP_AVAILABLE_TESTS_REGISTER_TEST 0x4UL + #define SELFTEST_QLIST_RESP_AVAILABLE_TESTS_MEMORY_TEST 0x8UL + u8 offline_tests; + #define SELFTEST_QLIST_RESP_OFFLINE_TESTS_NVM_TEST 0x1UL + #define SELFTEST_QLIST_RESP_OFFLINE_TESTS_LINK_TEST 0x2UL + #define SELFTEST_QLIST_RESP_OFFLINE_TESTS_REGISTER_TEST 0x4UL + #define SELFTEST_QLIST_RESP_OFFLINE_TESTS_MEMORY_TEST 0x8UL + u8 unused_0; + __le16 test_timeout; + u8 unused_1; + u8 unused_2; + char test0_name[32]; + char test1_name[32]; + char test2_name[32]; + char test3_name[32]; + char test4_name[32]; + char test5_name[32]; + char test6_name[32]; + char test7_name[32]; +}; + +/* hwrm_selftest_exec */ +/* Input (24 bytes) */ +struct hwrm_selftest_exec_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; + u8 flags; + #define SELFTEST_EXEC_REQ_FLAGS_NVM_TEST 0x1UL + #define SELFTEST_EXEC_REQ_FLAGS_LINK_TEST 0x2UL + #define SELFTEST_EXEC_REQ_FLAGS_REGISTER_TEST 0x4UL + #define SELFTEST_EXEC_REQ_FLAGS_MEMORY_TEST 0x8UL + u8 unused_0[7]; +}; + +/* Output (16 bytes) */ +struct hwrm_selftest_exec_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 requested_tests; + #define SELFTEST_EXEC_RESP_REQUESTED_TESTS_NVM_TEST 0x1UL + #define SELFTEST_EXEC_RESP_REQUESTED_TESTS_LINK_TEST 0x2UL + #define SELFTEST_EXEC_RESP_REQUESTED_TESTS_REGISTER_TEST 0x4UL + #define SELFTEST_EXEC_RESP_REQUESTED_TESTS_MEMORY_TEST 0x8UL + u8 test_success; + #define SELFTEST_EXEC_RESP_TEST_SUCCESS_NVM_TEST 0x1UL + #define SELFTEST_EXEC_RESP_TEST_SUCCESS_LINK_TEST 0x2UL + #define SELFTEST_EXEC_RESP_TEST_SUCCESS_REGISTER_TEST 0x4UL + #define SELFTEST_EXEC_RESP_TEST_SUCCESS_MEMORY_TEST 0x8UL + __le16 unused_0[3]; +}; + +/* hwrm_selftest_irq */ +/* Input (16 bytes) */ +struct hwrm_selftest_irq_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; +}; + +/* Output (8 bytes) */ +struct hwrm_selftest_irq_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; +}; + /* Hardware Resource Manager Specification */ /* Input (16 bytes) */ struct input { @@ -5130,6 +5370,16 @@ struct output { __le16 resp_len; }; +/* Short Command Structure (16 bytes) */ +struct hwrm_short_input { + __le16 req_type; + __le16 signature; + #define SHORT_REQ_SIGNATURE_SHORT_CMD 0x4321UL + __le16 unused_0; + __le16 size; + __le64 req_addr; +}; + /* Command numbering (8 bytes) */ struct cmd_nums { __le16 req_type; @@ -5252,11 +5502,15 @@ struct cmd_nums { #define HWRM_CFA_FLOW_FLUSH (0x105UL) #define HWRM_CFA_FLOW_STATS (0x106UL) #define HWRM_CFA_FLOW_INFO (0x107UL) + #define HWRM_SELFTEST_QLIST (0x200UL) + #define HWRM_SELFTEST_EXEC (0x201UL) + #define HWRM_SELFTEST_IRQ (0x202UL) #define HWRM_DBG_READ_DIRECT (0xff10UL) #define HWRM_DBG_READ_INDIRECT (0xff11UL) #define HWRM_DBG_WRITE_DIRECT (0xff12UL) #define HWRM_DBG_WRITE_INDIRECT (0xff13UL) #define HWRM_DBG_DUMP (0xff14UL) + #define HWRM_NVM_FACTORY_DEFAULTS (0xffeeUL) #define HWRM_NVM_VALIDATE_OPTION (0xffefUL) #define HWRM_NVM_FLUSH (0xfff0UL) #define HWRM_NVM_GET_VARIABLE (0xfff1UL) @@ -5464,6 +5718,7 @@ struct hwrm_struct_hdr { #define STRUCT_HDR_STRUCT_ID_DCBX_FEATURE_STATE 0x422UL #define STRUCT_HDR_STRUCT_ID_LLDP_GENERIC 0x424UL #define STRUCT_HDR_STRUCT_ID_LLDP_DEVICE 0x426UL + #define STRUCT_HDR_STRUCT_ID_AFM_OPAQUE 0x1UL #define STRUCT_HDR_STRUCT_ID_PORT_DESCRIPTION 0xaUL __le16 len; u8 version; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index 0b8cd7443843..f89353175e6b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -1,6 +1,7 @@ /* Broadcom NetXtreme-C/E network driver. * * Copyright (c) 2014-2016 Broadcom Corporation + * Copyright (c) 2016-2017 Broadcom Limited * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -84,6 +85,9 @@ int bnxt_set_vf_spoofchk(struct net_device *dev, int vf_id, bool setting) u32 func_flags; int rc; + if (bp->hwrm_spec_code < 0x10701) + return -ENOTSUPP; + rc = bnxt_vf_ndo_prep(bp, vf_id); if (rc) return rc; @@ -96,9 +100,9 @@ int bnxt_set_vf_spoofchk(struct net_device *dev, int vf_id, bool setting) func_flags = vf->func_flags; if (setting) - func_flags |= FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK; + func_flags |= FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK_ENABLE; else - func_flags &= ~FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK; + func_flags |= FUNC_CFG_REQ_FLAGS_SRC_MAC_ADDR_CHECK_DISABLE; /*TODO: if the driver supports VLAN filter on guest VLAN, * the spoof check should also include vlan anti-spoofing */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h index 1ab72e4820af..dbc8d977fc5a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h @@ -1,6 +1,7 @@ /* Broadcom NetXtreme-C/E network driver. * * Copyright (c) 2014-2016 Broadcom Corporation + * Copyright (c) 2016-2017 Broadcom Limited * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c index 899c30fb5188..9dae32756767 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c @@ -19,11 +19,10 @@ #include "bnxt.h" #include "bnxt_xdp.h" -static void bnxt_xmit_xdp(struct bnxt *bp, struct bnxt_tx_ring_info *txr, - dma_addr_t mapping, u32 len, u16 rx_prod) +void bnxt_xmit_xdp(struct bnxt *bp, struct bnxt_tx_ring_info *txr, + dma_addr_t mapping, u32 len, u16 rx_prod) { struct bnxt_sw_tx_bd *tx_buf; - struct tx_bd_ext *txbd1; struct tx_bd *txbd; u32 flags; u16 prod; @@ -33,23 +32,13 @@ static void bnxt_xmit_xdp(struct bnxt *bp, struct bnxt_tx_ring_info *txr, tx_buf->rx_prod = rx_prod; txbd = &txr->tx_desc_ring[TX_RING(prod)][TX_IDX(prod)]; - flags = (len << TX_BD_LEN_SHIFT) | TX_BD_TYPE_LONG_TX_BD | - (2 << TX_BD_FLAGS_BD_CNT_SHIFT) | TX_BD_FLAGS_COAL_NOW | + flags = (len << TX_BD_LEN_SHIFT) | (1 << TX_BD_FLAGS_BD_CNT_SHIFT) | TX_BD_FLAGS_PACKET_END | bnxt_lhint_arr[len >> 9]; txbd->tx_bd_len_flags_type = cpu_to_le32(flags); txbd->tx_bd_opaque = prod; txbd->tx_bd_haddr = cpu_to_le64(mapping); prod = NEXT_TX(prod); - txbd1 = (struct tx_bd_ext *) - &txr->tx_desc_ring[TX_RING(prod)][TX_IDX(prod)]; - - txbd1->tx_bd_hsize_lflags = cpu_to_le32(0); - txbd1->tx_bd_mss = cpu_to_le32(0); - txbd1->tx_bd_cfa_action = cpu_to_le32(0); - txbd1->tx_bd_cfa_meta = cpu_to_le32(0); - - prod = NEXT_TX(prod); txr->tx_prod = prod; } @@ -66,7 +55,6 @@ void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int nr_pkts) for (i = 0; i < nr_pkts; i++) { last_tx_cons = tx_cons; tx_cons = NEXT_TX(tx_cons); - tx_cons = NEXT_TX(tx_cons); } txr->tx_cons = tx_cons; if (bnxt_tx_avail(bp, txr) == bp->tx_ring_size) { @@ -133,7 +121,7 @@ bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons, return false; case XDP_TX: - if (tx_avail < 2) { + if (tx_avail < 1) { trace_xdp_exception(bp->dev, xdp_prog, act); bnxt_reuse_rx_data(rxr, cons, page); return true; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h index b529f2c5355b..12a5ad66b564 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h @@ -10,6 +10,8 @@ #ifndef BNXT_XDP_H #define BNXT_XDP_H +void bnxt_xmit_xdp(struct bnxt *bp, struct bnxt_tx_ring_info *txr, + dma_addr_t mapping, u32 len, u16 rx_prod); void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int nr_pkts); bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons, struct page *page, u8 **data_ptr, unsigned int *len, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 365895ed3c3e..a205a9ff9e17 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -621,7 +621,7 @@ static int bcmgenet_set_coalesce(struct net_device *dev, /* GENET TDMA hardware does not support a configurable timeout, but will * always generate an interrupt either after MBDONE packets have been - * transmitted, or when the ring is emtpy. + * transmitted, or when the ring is empty. */ if (ec->tx_coalesce_usecs || ec->tx_coalesce_usecs_high || ec->tx_coalesce_usecs_irq || ec->tx_coalesce_usecs_low) @@ -707,6 +707,19 @@ struct bcmgenet_stats { .reg_offset = offset, \ } +#define STAT_GENET_Q(num) \ + STAT_GENET_SOFT_MIB("txq" __stringify(num) "_packets", \ + tx_rings[num].packets), \ + STAT_GENET_SOFT_MIB("txq" __stringify(num) "_bytes", \ + tx_rings[num].bytes), \ + STAT_GENET_SOFT_MIB("rxq" __stringify(num) "_bytes", \ + rx_rings[num].bytes), \ + STAT_GENET_SOFT_MIB("rxq" __stringify(num) "_packets", \ + rx_rings[num].packets), \ + STAT_GENET_SOFT_MIB("rxq" __stringify(num) "_errors", \ + rx_rings[num].errors), \ + STAT_GENET_SOFT_MIB("rxq" __stringify(num) "_dropped", \ + rx_rings[num].dropped) /* There is a 0xC gap between the end of RX and beginning of TX stats and then * between the end of TX stats and the beginning of the RX RUNT @@ -801,6 +814,12 @@ static const struct bcmgenet_stats bcmgenet_gstrings_stats[] = { STAT_GENET_SOFT_MIB("alloc_rx_buff_failed", mib.alloc_rx_buff_failed), STAT_GENET_SOFT_MIB("rx_dma_failed", mib.rx_dma_failed), STAT_GENET_SOFT_MIB("tx_dma_failed", mib.tx_dma_failed), + /* Per TX queues */ + STAT_GENET_Q(0), + STAT_GENET_Q(1), + STAT_GENET_Q(2), + STAT_GENET_Q(3), + STAT_GENET_Q(16), }; #define BCMGENET_STATS_LEN ARRAY_SIZE(bcmgenet_gstrings_stats) @@ -1078,8 +1097,17 @@ static int bcmgenet_power_down(struct bcmgenet_priv *priv, /* Power down LED */ if (priv->hw_params->flags & GENET_HAS_EXT) { reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT); - reg |= (EXT_PWR_DOWN_PHY | - EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_BIAS); + if (GENET_IS_V5(priv)) + reg |= EXT_PWR_DOWN_PHY_EN | + EXT_PWR_DOWN_PHY_RD | + EXT_PWR_DOWN_PHY_SD | + EXT_PWR_DOWN_PHY_RX | + EXT_PWR_DOWN_PHY_TX | + EXT_IDDQ_GLBL_PWR; + else + reg |= EXT_PWR_DOWN_PHY; + + reg |= (EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_BIAS); bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); bcmgenet_phy_power_set(priv->dev, false); @@ -1104,12 +1132,34 @@ static void bcmgenet_power_up(struct bcmgenet_priv *priv, switch (mode) { case GENET_POWER_PASSIVE: - reg &= ~(EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_PHY | - EXT_PWR_DOWN_BIAS); - /* fallthrough */ + reg &= ~(EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_BIAS); + if (GENET_IS_V5(priv)) { + reg &= ~(EXT_PWR_DOWN_PHY_EN | + EXT_PWR_DOWN_PHY_RD | + EXT_PWR_DOWN_PHY_SD | + EXT_PWR_DOWN_PHY_RX | + EXT_PWR_DOWN_PHY_TX | + EXT_IDDQ_GLBL_PWR); + reg |= EXT_PHY_RESET; + bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); + mdelay(1); + + reg &= ~EXT_PHY_RESET; + } else { + reg &= ~EXT_PWR_DOWN_PHY; + reg |= EXT_PWR_DN_EN_LD; + } + bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); + bcmgenet_phy_power_set(priv->dev, true); + bcmgenet_mii_reset(priv->dev); + break; + case GENET_POWER_CABLE_SENSE: /* enable APD */ - reg |= EXT_PWR_DN_EN_LD; + if (!GENET_IS_V5(priv)) { + reg |= EXT_PWR_DN_EN_LD; + bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); + } break; case GENET_POWER_WOL_MAGIC: bcmgenet_wol_power_up_cfg(priv, mode); @@ -1117,39 +1167,20 @@ static void bcmgenet_power_up(struct bcmgenet_priv *priv, default: break; } - - bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); - if (mode == GENET_POWER_PASSIVE) { - bcmgenet_phy_power_set(priv->dev, true); - bcmgenet_mii_reset(priv->dev); - } } /* ioctl handle special commands that are not present in ethtool. */ static int bcmgenet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct bcmgenet_priv *priv = netdev_priv(dev); - int val = 0; if (!netif_running(dev)) return -EINVAL; - switch (cmd) { - case SIOCGMIIPHY: - case SIOCGMIIREG: - case SIOCSMIIREG: - if (!priv->phydev) - val = -ENODEV; - else - val = phy_mii_ioctl(priv->phydev, rq, cmd); - break; - - default: - val = -EINVAL; - break; - } + if (!priv->phydev) + return -ENODEV; - return val; + return phy_mii_ioctl(priv->phydev, rq, cmd); } static struct enet_cb *bcmgenet_get_txcb(struct bcmgenet_priv *priv, @@ -1240,14 +1271,18 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, unsigned int txbds_ready; unsigned int txbds_processed = 0; - /* Compute how many buffers are transmitted since last xmit call */ - c_index = bcmgenet_tdma_ring_readl(priv, ring->index, TDMA_CONS_INDEX); - c_index &= DMA_C_INDEX_MASK; - - if (likely(c_index >= ring->c_index)) - txbds_ready = c_index - ring->c_index; + /* Clear status before servicing to reduce spurious interrupts */ + if (ring->index == DESC_INDEX) + bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_TXDMA_DONE, + INTRL2_CPU_CLEAR); else - txbds_ready = (DMA_C_INDEX_MASK + 1) - ring->c_index + c_index; + bcmgenet_intrl2_1_writel(priv, (1 << ring->index), + INTRL2_CPU_CLEAR); + + /* Compute how many buffers are transmitted since last xmit call */ + c_index = bcmgenet_tdma_ring_readl(priv, ring->index, TDMA_CONS_INDEX) + & DMA_C_INDEX_MASK; + txbds_ready = (c_index - ring->c_index) & DMA_C_INDEX_MASK; netif_dbg(priv, tx_done, dev, "%s ring=%d old_c_index=%u c_index=%u txbds_ready=%u\n", @@ -1280,15 +1315,15 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, } ring->free_bds += txbds_processed; - ring->c_index = (ring->c_index + txbds_processed) & DMA_C_INDEX_MASK; + ring->c_index = c_index; - dev->stats.tx_packets += pkts_compl; - dev->stats.tx_bytes += bytes_compl; + ring->packets += pkts_compl; + ring->bytes += bytes_compl; netdev_tx_completed_queue(netdev_get_tx_queue(dev, ring->queue), pkts_compl, bytes_compl); - return pkts_compl; + return txbds_processed; } static unsigned int bcmgenet_tx_reclaim(struct net_device *dev, @@ -1657,18 +1692,28 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, unsigned long dma_flag; int len; unsigned int rxpktprocessed = 0, rxpkttoprocess; - unsigned int p_index; + unsigned int p_index, mask; unsigned int discards; unsigned int chksum_ok = 0; + /* Clear status before servicing to reduce spurious interrupts */ + if (ring->index == DESC_INDEX) { + bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_RXDMA_DONE, + INTRL2_CPU_CLEAR); + } else { + mask = 1 << (UMAC_IRQ1_RX_INTR_SHIFT + ring->index); + bcmgenet_intrl2_1_writel(priv, + mask, + INTRL2_CPU_CLEAR); + } + p_index = bcmgenet_rdma_ring_readl(priv, ring->index, RDMA_PROD_INDEX); discards = (p_index >> DMA_P_INDEX_DISCARD_CNT_SHIFT) & DMA_P_INDEX_DISCARD_CNT_MASK; if (discards > ring->old_discards) { discards = discards - ring->old_discards; - dev->stats.rx_missed_errors += discards; - dev->stats.rx_errors += discards; + ring->errors += discards; ring->old_discards += discards; /* Clear HW register when we reach 75% of maximum 0xFFFF */ @@ -1680,12 +1725,7 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, } p_index &= DMA_P_INDEX_MASK; - - if (likely(p_index >= ring->c_index)) - rxpkttoprocess = p_index - ring->c_index; - else - rxpkttoprocess = (DMA_C_INDEX_MASK + 1) - ring->c_index + - p_index; + rxpkttoprocess = (p_index - ring->c_index) & DMA_C_INDEX_MASK; netif_dbg(priv, rx_status, dev, "RDMA: rxpkttoprocess=%d\n", rxpkttoprocess); @@ -1696,7 +1736,7 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, skb = bcmgenet_rx_refill(priv, cb); if (unlikely(!skb)) { - dev->stats.rx_dropped++; + ring->dropped++; goto next; } @@ -1724,7 +1764,7 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, if (unlikely(!(dma_flag & DMA_EOP) || !(dma_flag & DMA_SOP))) { netif_err(priv, rx_status, dev, "dropping fragmented packet!\n"); - dev->stats.rx_errors++; + ring->errors++; dev_kfree_skb_any(skb); goto next; } @@ -1773,8 +1813,8 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, /*Finish setting up the received SKB and send it to the kernel*/ skb->protocol = eth_type_trans(skb, priv->dev); - dev->stats.rx_packets++; - dev->stats.rx_bytes += len; + ring->packets++; + ring->bytes += len; if (dma_flag & DMA_RX_MULT) dev->stats.multicast++; @@ -1912,10 +1952,8 @@ static void bcmgenet_intr_disable(struct bcmgenet_priv *priv) /* Mask all interrupts.*/ bcmgenet_intrl2_0_writel(priv, 0xFFFFFFFF, INTRL2_CPU_MASK_SET); bcmgenet_intrl2_0_writel(priv, 0xFFFFFFFF, INTRL2_CPU_CLEAR); - bcmgenet_intrl2_0_writel(priv, 0, INTRL2_CPU_MASK_CLEAR); bcmgenet_intrl2_1_writel(priv, 0xFFFFFFFF, INTRL2_CPU_MASK_SET); bcmgenet_intrl2_1_writel(priv, 0xFFFFFFFF, INTRL2_CPU_CLEAR); - bcmgenet_intrl2_1_writel(priv, 0, INTRL2_CPU_MASK_CLEAR); } static void bcmgenet_link_intr_enable(struct bcmgenet_priv *priv) @@ -1942,8 +1980,6 @@ static int init_umac(struct bcmgenet_priv *priv) int ret; u32 reg; u32 int0_enable = 0; - u32 int1_enable = 0; - int i; dev_dbg(&priv->pdev->dev, "bcmgenet: init_umac\n"); @@ -1970,12 +2006,6 @@ static int init_umac(struct bcmgenet_priv *priv) bcmgenet_intr_disable(priv); - /* Enable Rx default queue 16 interrupts */ - int0_enable |= UMAC_IRQ_RXDMA_DONE; - - /* Enable Tx default queue 16 interrupts */ - int0_enable |= UMAC_IRQ_TXDMA_DONE; - /* Configure backpressure vectors for MoCA */ if (priv->phy_interface == PHY_INTERFACE_MODE_MOCA) { reg = bcmgenet_bp_mc_get(priv); @@ -1993,18 +2023,8 @@ static int init_umac(struct bcmgenet_priv *priv) if (priv->hw_params->flags & GENET_HAS_MDIO_INTR) int0_enable |= (UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR); - /* Enable Rx priority queue interrupts */ - for (i = 0; i < priv->hw_params->rx_queues; ++i) - int1_enable |= (1 << (UMAC_IRQ1_RX_INTR_SHIFT + i)); - - /* Enable Tx priority queue interrupts */ - for (i = 0; i < priv->hw_params->tx_queues; ++i) - int1_enable |= (1 << i); - bcmgenet_intrl2_0_writel(priv, int0_enable, INTRL2_CPU_MASK_CLEAR); - bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR); - /* Enable rx/tx engine.*/ dev_dbg(kdev, "done init umac\n"); return 0; @@ -2136,22 +2156,33 @@ static void bcmgenet_init_tx_napi(struct bcmgenet_priv *priv) static void bcmgenet_enable_tx_napi(struct bcmgenet_priv *priv) { unsigned int i; + u32 int0_enable = UMAC_IRQ_TXDMA_DONE; + u32 int1_enable = 0; struct bcmgenet_tx_ring *ring; for (i = 0; i < priv->hw_params->tx_queues; ++i) { ring = &priv->tx_rings[i]; napi_enable(&ring->napi); + int1_enable |= (1 << i); } ring = &priv->tx_rings[DESC_INDEX]; napi_enable(&ring->napi); + + bcmgenet_intrl2_0_writel(priv, int0_enable, INTRL2_CPU_MASK_CLEAR); + bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR); } static void bcmgenet_disable_tx_napi(struct bcmgenet_priv *priv) { unsigned int i; + u32 int0_disable = UMAC_IRQ_TXDMA_DONE; + u32 int1_disable = 0xffff; struct bcmgenet_tx_ring *ring; + bcmgenet_intrl2_0_writel(priv, int0_disable, INTRL2_CPU_MASK_SET); + bcmgenet_intrl2_1_writel(priv, int1_disable, INTRL2_CPU_MASK_SET); + for (i = 0; i < priv->hw_params->tx_queues; ++i) { ring = &priv->tx_rings[i]; napi_disable(&ring->napi); @@ -2264,22 +2295,33 @@ static void bcmgenet_init_rx_napi(struct bcmgenet_priv *priv) static void bcmgenet_enable_rx_napi(struct bcmgenet_priv *priv) { unsigned int i; + u32 int0_enable = UMAC_IRQ_RXDMA_DONE; + u32 int1_enable = 0; struct bcmgenet_rx_ring *ring; for (i = 0; i < priv->hw_params->rx_queues; ++i) { ring = &priv->rx_rings[i]; napi_enable(&ring->napi); + int1_enable |= (1 << (UMAC_IRQ1_RX_INTR_SHIFT + i)); } ring = &priv->rx_rings[DESC_INDEX]; napi_enable(&ring->napi); + + bcmgenet_intrl2_0_writel(priv, int0_enable, INTRL2_CPU_MASK_CLEAR); + bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR); } static void bcmgenet_disable_rx_napi(struct bcmgenet_priv *priv) { unsigned int i; + u32 int0_disable = UMAC_IRQ_RXDMA_DONE; + u32 int1_disable = 0xffff << UMAC_IRQ1_RX_INTR_SHIFT; struct bcmgenet_rx_ring *ring; + bcmgenet_intrl2_0_writel(priv, int0_disable, INTRL2_CPU_MASK_SET); + bcmgenet_intrl2_1_writel(priv, int1_disable, INTRL2_CPU_MASK_SET); + for (i = 0; i < priv->hw_params->rx_queues; ++i) { ring = &priv->rx_rings[i]; napi_disable(&ring->napi); @@ -2634,6 +2676,15 @@ static irqreturn_t bcmgenet_isr0(int irq, void *dev_id) } } + if (priv->irq0_stat & (UMAC_IRQ_PHY_DET_R | + UMAC_IRQ_PHY_DET_F | + UMAC_IRQ_LINK_EVENT | + UMAC_IRQ_HFB_SM | + UMAC_IRQ_HFB_MM)) { + /* all other interested interrupts handled in bottom half */ + schedule_work(&priv->bcmgenet_irq_work); + } + if ((priv->hw_params->flags & GENET_HAS_MDIO_INTR) && status & (UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR)) { wake_up(&priv->wq); @@ -2921,7 +2972,7 @@ static int bcmgenet_close(struct net_device *dev) if (ret) return ret; - /* Disable MAC transmit. TX DMA disabled have to done before this */ + /* Disable MAC transmit. TX DMA disabled must be done before this */ umac_enable_set(priv, CMD_TX_EN, false); /* tx reclaim */ @@ -3101,6 +3152,48 @@ static int bcmgenet_set_mac_addr(struct net_device *dev, void *p) return 0; } +static struct net_device_stats *bcmgenet_get_stats(struct net_device *dev) +{ + struct bcmgenet_priv *priv = netdev_priv(dev); + unsigned long tx_bytes = 0, tx_packets = 0; + unsigned long rx_bytes = 0, rx_packets = 0; + unsigned long rx_errors = 0, rx_dropped = 0; + struct bcmgenet_tx_ring *tx_ring; + struct bcmgenet_rx_ring *rx_ring; + unsigned int q; + + for (q = 0; q < priv->hw_params->tx_queues; q++) { + tx_ring = &priv->tx_rings[q]; + tx_bytes += tx_ring->bytes; + tx_packets += tx_ring->packets; + } + tx_ring = &priv->tx_rings[DESC_INDEX]; + tx_bytes += tx_ring->bytes; + tx_packets += tx_ring->packets; + + for (q = 0; q < priv->hw_params->rx_queues; q++) { + rx_ring = &priv->rx_rings[q]; + + rx_bytes += rx_ring->bytes; + rx_packets += rx_ring->packets; + rx_errors += rx_ring->errors; + rx_dropped += rx_ring->dropped; + } + rx_ring = &priv->rx_rings[DESC_INDEX]; + rx_bytes += rx_ring->bytes; + rx_packets += rx_ring->packets; + rx_errors += rx_ring->errors; + rx_dropped += rx_ring->dropped; + + dev->stats.tx_bytes = tx_bytes; + dev->stats.tx_packets = tx_packets; + dev->stats.rx_bytes = rx_bytes; + dev->stats.rx_packets = rx_packets; + dev->stats.rx_errors = rx_errors; + dev->stats.rx_missed_errors = rx_errors; + return &dev->stats; +} + static const struct net_device_ops bcmgenet_netdev_ops = { .ndo_open = bcmgenet_open, .ndo_stop = bcmgenet_close, @@ -3113,6 +3206,7 @@ static const struct net_device_ops bcmgenet_netdev_ops = { #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = bcmgenet_poll_controller, #endif + .ndo_get_stats = bcmgenet_get_stats, }; /* Array of GENET hardware parameters/characteristics */ @@ -3186,6 +3280,25 @@ static struct bcmgenet_hw_params bcmgenet_hw_params[] = { .flags = GENET_HAS_40BITS | GENET_HAS_EXT | GENET_HAS_MDIO_INTR | GENET_HAS_MOCA_LINK_DET, }, + [GENET_V5] = { + .tx_queues = 4, + .tx_bds_per_q = 32, + .rx_queues = 0, + .rx_bds_per_q = 0, + .bp_in_en_shift = 17, + .bp_in_mask = 0x1ffff, + .hfb_filter_cnt = 48, + .hfb_filter_size = 128, + .qtag_mask = 0x3F, + .tbuf_offset = 0x0600, + .hfb_offset = 0x8000, + .hfb_reg_offset = 0xfc00, + .rdma_offset = 0x2000, + .tdma_offset = 0x4000, + .words_per_bd = 3, + .flags = GENET_HAS_40BITS | GENET_HAS_EXT | + GENET_HAS_MDIO_INTR | GENET_HAS_MOCA_LINK_DET, + }, }; /* Infer hardware parameters from the detected GENET version */ @@ -3196,26 +3309,22 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) u8 major; u16 gphy_rev; - if (GENET_IS_V4(priv)) { + if (GENET_IS_V5(priv) || GENET_IS_V4(priv)) { bcmgenet_dma_regs = bcmgenet_dma_regs_v3plus; genet_dma_ring_regs = genet_dma_ring_regs_v4; priv->dma_rx_chk_bit = DMA_RX_CHK_V3PLUS; - priv->version = GENET_V4; } else if (GENET_IS_V3(priv)) { bcmgenet_dma_regs = bcmgenet_dma_regs_v3plus; genet_dma_ring_regs = genet_dma_ring_regs_v123; priv->dma_rx_chk_bit = DMA_RX_CHK_V3PLUS; - priv->version = GENET_V3; } else if (GENET_IS_V2(priv)) { bcmgenet_dma_regs = bcmgenet_dma_regs_v2; genet_dma_ring_regs = genet_dma_ring_regs_v123; priv->dma_rx_chk_bit = DMA_RX_CHK_V12; - priv->version = GENET_V2; } else if (GENET_IS_V1(priv)) { bcmgenet_dma_regs = bcmgenet_dma_regs_v1; genet_dma_ring_regs = genet_dma_ring_regs_v123; priv->dma_rx_chk_bit = DMA_RX_CHK_V12; - priv->version = GENET_V1; } /* enum genet_version starts at 1 */ @@ -3225,7 +3334,9 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) /* Read GENET HW version */ reg = bcmgenet_sys_readl(priv, SYS_REV_CTRL); major = (reg >> 24 & 0x0f); - if (major == 5) + if (major == 6) + major = 5; + else if (major == 5) major = 4; else if (major == 0) major = 1; @@ -3253,19 +3364,25 @@ static void bcmgenet_set_hw_params(struct bcmgenet_priv *priv) */ gphy_rev = reg & 0xffff; + if (GENET_IS_V5(priv)) { + /* The EPHY revision should come from the MDIO registers of + * the PHY not from GENET. + */ + if (gphy_rev != 0) { + pr_warn("GENET is reporting EPHY revision: 0x%04x\n", + gphy_rev); + } /* This is reserved so should require special treatment */ - if (gphy_rev == 0 || gphy_rev == 0x01ff) { + } else if (gphy_rev == 0 || gphy_rev == 0x01ff) { pr_warn("Invalid GPHY revision detected: 0x%04x\n", gphy_rev); return; - } - /* This is the good old scheme, just GPHY major, no minor nor patch */ - if ((gphy_rev & 0xf0) != 0) + } else if ((gphy_rev & 0xf0) != 0) { priv->gphy_rev = gphy_rev << 8; - /* This is the new scheme, GPHY major rolls over with 0x10 = rev G0 */ - else if ((gphy_rev & 0xff00) != 0) + } else if ((gphy_rev & 0xff00) != 0) { priv->gphy_rev = gphy_rev; + } #ifdef CONFIG_PHYS_ADDR_T_64BIT if (!(params->flags & GENET_HAS_40BITS)) @@ -3295,6 +3412,7 @@ static const struct of_device_id bcmgenet_match[] = { { .compatible = "brcm,genet-v2", .data = (void *)GENET_V2 }, { .compatible = "brcm,genet-v3", .data = (void *)GENET_V3 }, { .compatible = "brcm,genet-v4", .data = (void *)GENET_V4 }, + { .compatible = "brcm,genet-v5", .data = (void *)GENET_V5 }, { }, }; MODULE_DEVICE_TABLE(of, bcmgenet_match); @@ -3493,7 +3611,7 @@ static int bcmgenet_suspend(struct device *d) if (ret) return ret; - /* Disable MAC transmit. TX DMA disabled have to done before this */ + /* Disable MAC transmit. TX DMA disabled must be done before this */ umac_enable_set(priv, CMD_TX_EN, false); /* tx reclaim */ diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index db7f289d65ae..efd07020b89f 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -355,8 +355,14 @@ struct bcmgenet_mib_counters { #define EXT_PWR_DN_EN_LD (1 << 3) #define EXT_ENERGY_DET (1 << 4) #define EXT_IDDQ_FROM_PHY (1 << 5) +#define EXT_IDDQ_GLBL_PWR (1 << 7) #define EXT_PHY_RESET (1 << 8) #define EXT_ENERGY_DET_MASK (1 << 12) +#define EXT_PWR_DOWN_PHY_TX (1 << 16) +#define EXT_PWR_DOWN_PHY_RX (1 << 17) +#define EXT_PWR_DOWN_PHY_SD (1 << 18) +#define EXT_PWR_DOWN_PHY_RD (1 << 19) +#define EXT_PWR_DOWN_PHY_EN (1 << 20) #define EXT_RGMII_OOB_CTRL 0x0C #define RGMII_LINK (1 << 4) @@ -499,13 +505,15 @@ enum bcmgenet_version { GENET_V1 = 1, GENET_V2, GENET_V3, - GENET_V4 + GENET_V4, + GENET_V5 }; #define GENET_IS_V1(p) ((p)->version == GENET_V1) #define GENET_IS_V2(p) ((p)->version == GENET_V2) #define GENET_IS_V3(p) ((p)->version == GENET_V3) #define GENET_IS_V4(p) ((p)->version == GENET_V4) +#define GENET_IS_V5(p) ((p)->version == GENET_V5) /* Hardware flags */ #define GENET_HAS_40BITS (1 << 0) @@ -544,6 +552,8 @@ struct bcmgenet_skb_cb { struct bcmgenet_tx_ring { spinlock_t lock; /* ring lock */ struct napi_struct napi; /* NAPI per tx queue */ + unsigned long packets; + unsigned long bytes; unsigned int index; /* ring index */ unsigned int queue; /* queue index */ struct enet_cb *cbs; /* tx ring buffer control block*/ @@ -562,6 +572,10 @@ struct bcmgenet_tx_ring { struct bcmgenet_rx_ring { struct napi_struct napi; /* Rx NAPI struct */ + unsigned long bytes; + unsigned long packets; + unsigned long errors; + unsigned long dropped; unsigned int index; /* Rx ring index */ struct enet_cb *cbs; /* Rx ring buffer control block */ unsigned int size; /* Rx ring size */ diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index b97122926d3a..2fbd027f0148 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -1,7 +1,7 @@ /* * Broadcom GENET (Gigabit Ethernet) Wake-on-LAN support * - * Copyright (c) 2014 Broadcom Corporation + * Copyright (c) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -127,7 +127,6 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, enum bcmgenet_power_mode mode) { struct net_device *dev = priv->dev; - u32 cpu_mask_clear; int retries = 0; u32 reg; @@ -173,18 +172,12 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); } - /* Enable the MPD interrupt */ - cpu_mask_clear = UMAC_IRQ_MPD_R; - - bcmgenet_intrl2_0_writel(priv, cpu_mask_clear, INTRL2_CPU_MASK_CLEAR); - return 0; } void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv, enum bcmgenet_power_mode mode) { - u32 cpu_mask_set; u32 reg; if (mode != GENET_POWER_WOL_MAGIC) { @@ -201,10 +194,4 @@ void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv, reg &= ~CMD_CRC_FWD; bcmgenet_umac_writel(priv, reg, UMAC_CMD); priv->crc_fwd_en = 0; - - /* Stop monitoring magic packet IRQ */ - cpu_mask_set = UMAC_IRQ_MPD_R; - - /* Stop monitoring magic packet IRQ */ - bcmgenet_intrl2_0_writel(priv, cpu_mask_set, INTRL2_CPU_MASK_SET); } diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 2f9281936f0e..285676f8da6b 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -1,7 +1,7 @@ /* * Broadcom GENET MDIO routines * - * Copyright (c) 2014 Broadcom Corporation + * Copyright (c) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -195,39 +195,43 @@ void bcmgenet_phy_power_set(struct net_device *dev, bool enable) u32 reg = 0; /* EXT_GPHY_CTRL is only valid for GENETv4 and onward */ - if (!GENET_IS_V4(priv)) - return; - - reg = bcmgenet_ext_readl(priv, EXT_GPHY_CTRL); - if (enable) { - reg &= ~EXT_CK25_DIS; - bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); - mdelay(1); - - reg &= ~(EXT_CFG_IDDQ_BIAS | EXT_CFG_PWR_DOWN); - reg |= EXT_GPHY_RESET; + if (GENET_IS_V4(priv)) { + reg = bcmgenet_ext_readl(priv, EXT_GPHY_CTRL); + if (enable) { + reg &= ~EXT_CK25_DIS; + bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); + mdelay(1); + + reg &= ~(EXT_CFG_IDDQ_BIAS | EXT_CFG_PWR_DOWN); + reg |= EXT_GPHY_RESET; + bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); + mdelay(1); + + reg &= ~EXT_GPHY_RESET; + } else { + reg |= EXT_CFG_IDDQ_BIAS | EXT_CFG_PWR_DOWN | + EXT_GPHY_RESET; + bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); + mdelay(1); + reg |= EXT_CK25_DIS; + } bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); - mdelay(1); - - reg &= ~EXT_GPHY_RESET; + udelay(60); } else { - reg |= EXT_CFG_IDDQ_BIAS | EXT_CFG_PWR_DOWN | EXT_GPHY_RESET; - bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); mdelay(1); - reg |= EXT_CK25_DIS; } - bcmgenet_ext_writel(priv, reg, EXT_GPHY_CTRL); - udelay(60); } static void bcmgenet_moca_phy_setup(struct bcmgenet_priv *priv) { u32 reg; - /* Speed settings are set in bcmgenet_mii_setup() */ - reg = bcmgenet_sys_readl(priv, SYS_PORT_CTRL); - reg |= LED_ACT_SOURCE_MAC; - bcmgenet_sys_writel(priv, reg, SYS_PORT_CTRL); + if (!GENET_IS_V5(priv)) { + /* Speed settings are set in bcmgenet_mii_setup() */ + reg = bcmgenet_sys_readl(priv, SYS_PORT_CTRL); + reg |= LED_ACT_SOURCE_MAC; + bcmgenet_sys_writel(priv, reg, SYS_PORT_CTRL); + } if (priv->hw_params->flags & GENET_HAS_MOCA_LINK_DET) fixed_phy_set_link_update(priv->phydev, diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 30d1eb9ebec9..f395b951f5e7 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -825,6 +825,7 @@ static int tg3_ape_event_lock(struct tg3 *tp, u32 timeout_us) return timeout_us ? 0 : -EBUSY; } +#ifdef CONFIG_TIGON3_HWMON static int tg3_ape_wait_for_event(struct tg3 *tp, u32 timeout_us) { u32 i, apedata; @@ -904,6 +905,7 @@ static int tg3_ape_scratchpad_read(struct tg3 *tp, u32 *data, u32 base_off, return 0; } +#endif static int tg3_ape_send_event(struct tg3 *tp, u32 event) { @@ -10744,6 +10746,7 @@ static int tg3_init_hw(struct tg3 *tp, bool reset_phy) return tg3_reset_hw(tp, reset_phy); } +#ifdef CONFIG_TIGON3_HWMON static void tg3_sd_scan_scratchpad(struct tg3 *tp, struct tg3_ocir *ocir) { int i; @@ -10826,6 +10829,10 @@ static void tg3_hwmon_open(struct tg3 *tp) dev_err(&pdev->dev, "Cannot register hwmon device, aborting\n"); } } +#else +static inline void tg3_hwmon_close(struct tg3 *tp) { } +static inline void tg3_hwmon_open(struct tg3 *tp) { } +#endif /* CONFIG_TIGON3_HWMON */ #define TG3_STAT_ADD32(PSTAT, REG) \ diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 30606b11b128..5cbd1e7a926a 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -684,8 +684,8 @@ static void macb_tx_error_task(struct work_struct *work) netdev_vdbg(bp->dev, "txerr skb %u (data %p) TX complete\n", macb_tx_ring_wrap(bp, tail), skb->data); - bp->stats.tx_packets++; - bp->stats.tx_bytes += skb->len; + bp->dev->stats.tx_packets++; + bp->dev->stats.tx_bytes += skb->len; } } else { /* "Buffers exhausted mid-frame" errors may only happen @@ -778,8 +778,8 @@ static void macb_tx_interrupt(struct macb_queue *queue) netdev_vdbg(bp->dev, "skb %u (data %p) TX complete\n", macb_tx_ring_wrap(bp, tail), skb->data); - bp->stats.tx_packets++; - bp->stats.tx_bytes += skb->len; + bp->dev->stats.tx_packets++; + bp->dev->stats.tx_bytes += skb->len; } /* Now we can safely release resources */ @@ -911,14 +911,14 @@ static int gem_rx(struct macb *bp, int budget) if (!(ctrl & MACB_BIT(RX_SOF) && ctrl & MACB_BIT(RX_EOF))) { netdev_err(bp->dev, "not whole frame pointed by descriptor\n"); - bp->stats.rx_dropped++; + bp->dev->stats.rx_dropped++; break; } skb = bp->rx_skbuff[entry]; if (unlikely(!skb)) { netdev_err(bp->dev, "inconsistent Rx descriptor chain\n"); - bp->stats.rx_dropped++; + bp->dev->stats.rx_dropped++; break; } /* now everything is ready for receiving packet */ @@ -938,8 +938,8 @@ static int gem_rx(struct macb *bp, int budget) GEM_BFEXT(RX_CSUM, ctrl) & GEM_RX_CSUM_CHECKED_MASK) skb->ip_summed = CHECKSUM_UNNECESSARY; - bp->stats.rx_packets++; - bp->stats.rx_bytes += skb->len; + bp->dev->stats.rx_packets++; + bp->dev->stats.rx_bytes += skb->len; #if defined(DEBUG) && defined(VERBOSE_DEBUG) netdev_vdbg(bp->dev, "received skb of length %u, csum: %08x\n", @@ -984,7 +984,7 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, */ skb = netdev_alloc_skb(bp->dev, len + NET_IP_ALIGN); if (!skb) { - bp->stats.rx_dropped++; + bp->dev->stats.rx_dropped++; for (frag = first_frag; ; frag++) { desc = macb_rx_desc(bp, frag); desc->addr &= ~MACB_BIT(RX_USED); @@ -1030,8 +1030,8 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, __skb_pull(skb, NET_IP_ALIGN); skb->protocol = eth_type_trans(skb, bp->dev); - bp->stats.rx_packets++; - bp->stats.rx_bytes += skb->len; + bp->dev->stats.rx_packets++; + bp->dev->stats.rx_bytes += skb->len; netdev_vdbg(bp->dev, "received skb of length %u, csum: %08x\n", skb->len, skb->csum); netif_receive_skb(skb); @@ -2210,7 +2210,7 @@ static void gem_update_stats(struct macb *bp) static struct net_device_stats *gem_get_stats(struct macb *bp) { struct gem_stats *hwstat = &bp->hw_stats.gem; - struct net_device_stats *nstat = &bp->stats; + struct net_device_stats *nstat = &bp->dev->stats; gem_update_stats(bp); @@ -2281,7 +2281,7 @@ static void gem_get_ethtool_strings(struct net_device *dev, u32 sset, u8 *p) static struct net_device_stats *macb_get_stats(struct net_device *dev) { struct macb *bp = netdev_priv(dev); - struct net_device_stats *nstat = &bp->stats; + struct net_device_stats *nstat = &bp->dev->stats; struct macb_stats *hwstat = &bp->hw_stats.macb; if (macb_is_gem(bp)) @@ -2993,15 +2993,15 @@ static void at91ether_rx(struct net_device *dev) memcpy(skb_put(skb, pktlen), p_recv, pktlen); skb->protocol = eth_type_trans(skb, dev); - lp->stats.rx_packets++; - lp->stats.rx_bytes += pktlen; + dev->stats.rx_packets++; + dev->stats.rx_bytes += pktlen; netif_rx(skb); } else { - lp->stats.rx_dropped++; + dev->stats.rx_dropped++; } if (desc->ctrl & MACB_BIT(RX_MHASH_MATCH)) - lp->stats.multicast++; + dev->stats.multicast++; /* reset ownership bit */ desc->addr &= ~MACB_BIT(RX_USED); @@ -3036,15 +3036,15 @@ static irqreturn_t at91ether_interrupt(int irq, void *dev_id) if (intstatus & MACB_BIT(TCOMP)) { /* The TCOM bit is set even if the transmission failed */ if (intstatus & (MACB_BIT(ISR_TUND) | MACB_BIT(ISR_RLE))) - lp->stats.tx_errors++; + dev->stats.tx_errors++; if (lp->skb) { dev_kfree_skb_irq(lp->skb); lp->skb = NULL; dma_unmap_single(NULL, lp->skb_physaddr, lp->skb_length, DMA_TO_DEVICE); - lp->stats.tx_packets++; - lp->stats.tx_bytes += lp->skb_length; + dev->stats.tx_packets++; + dev->stats.tx_bytes += lp->skb_length; } netif_wake_queue(dev); } diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h index 234a49eaccfd..ec037b0fa2a4 100644 --- a/drivers/net/ethernet/cadence/macb.h +++ b/drivers/net/ethernet/cadence/macb.h @@ -919,7 +919,6 @@ struct macb { struct clk *rx_clk; struct net_device *dev; struct napi_struct napi; - struct net_device_stats stats; union { struct macb_stats macb; struct gem_stats gem; diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h index 2fedd91f3df8..dee604651ba7 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h +++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h @@ -43,6 +43,8 @@ struct octeon_cn23xx_pf { struct octeon_config *conf; }; +#define CN23XX_SLI_DEF_BP 0x40 + int setup_cn23xx_octeon_pf_device(struct octeon_device *oct); int validate_cn23xx_pf_config_info(struct octeon_device *oct, diff --git a/drivers/net/ethernet/cavium/liquidio/lio_core.c b/drivers/net/ethernet/cavium/liquidio/lio_core.c index f629c2fe04a4..796c2cbc11f6 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_core.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_core.c @@ -26,6 +26,9 @@ #include "octeon_main.h" #include "octeon_network.h" +/* OOM task polling interval */ +#define LIO_OOM_POLL_INTERVAL_MS 250 + int liquidio_set_feature(struct net_device *netdev, int cmd, u16 param1) { struct lio *lio = GET_LIO(netdev); @@ -124,6 +127,17 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) struct octeon_device *oct = lio->oct_dev; u8 *mac; + if (nctrl->completion && nctrl->response_code) { + /* Signal whoever is interested that the response code from the + * firmware has arrived. + */ + WRITE_ONCE(*nctrl->response_code, nctrl->status); + complete(nctrl->completion); + } + + if (nctrl->status) + return; + switch (nctrl->ncmd.s.cmd) { case OCTNET_CMD_CHANGE_DEVFLAGS: case OCTNET_CMD_SET_MULTI_LIST: @@ -131,11 +145,20 @@ void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr) case OCTNET_CMD_CHANGE_MACADDR: mac = ((u8 *)&nctrl->udd[0]) + 2; - netif_info(lio, probe, lio->netdev, - "MACAddr changed to %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n", - mac[0], mac[1], - mac[2], mac[3], - mac[4], mac[5]); + if (nctrl->ncmd.s.param1) { + /* vfidx is 0 based, but vf_num (param1) is 1 based */ + int vfidx = nctrl->ncmd.s.param1 - 1; + bool mac_is_admin_assigned = nctrl->ncmd.s.param2; + + if (mac_is_admin_assigned) + netif_info(lio, probe, lio->netdev, + "MAC Address %pM is configured for VF %d\n", + mac, vfidx); + } else { + netif_info(lio, probe, lio->netdev, + " MACAddr changed to %pM\n", + mac); + } break; case OCTNET_CMD_CHANGE_MTU: @@ -284,3 +307,56 @@ void octeon_pf_changed_vf_macaddr(struct octeon_device *oct, u8 *mac) * the PF did that already */ } + +static void octnet_poll_check_rxq_oom_status(struct work_struct *work) +{ + struct cavium_wk *wk = (struct cavium_wk *)work; + struct lio *lio = (struct lio *)wk->ctxptr; + struct octeon_device *oct = lio->oct_dev; + struct octeon_droq *droq; + int q, q_no = 0; + + if (ifstate_check(lio, LIO_IFSTATE_RUNNING)) { + for (q = 0; q < lio->linfo.num_rxpciq; q++) { + q_no = lio->linfo.rxpciq[q].s.q_no; + droq = oct->droq[q_no]; + if (!droq) + continue; + octeon_droq_check_oom(droq); + } + } + queue_delayed_work(lio->rxq_status_wq.wq, + &lio->rxq_status_wq.wk.work, + msecs_to_jiffies(LIO_OOM_POLL_INTERVAL_MS)); +} + +int setup_rx_oom_poll_fn(struct net_device *netdev) +{ + struct lio *lio = GET_LIO(netdev); + struct octeon_device *oct = lio->oct_dev; + + lio->rxq_status_wq.wq = alloc_workqueue("rxq-oom-status", + WQ_MEM_RECLAIM, 0); + if (!lio->rxq_status_wq.wq) { + dev_err(&oct->pci_dev->dev, "unable to create cavium rxq oom status wq\n"); + return -ENOMEM; + } + INIT_DELAYED_WORK(&lio->rxq_status_wq.wk.work, + octnet_poll_check_rxq_oom_status); + lio->rxq_status_wq.wk.ctxptr = lio; + queue_delayed_work(lio->rxq_status_wq.wq, + &lio->rxq_status_wq.wk.work, + msecs_to_jiffies(LIO_OOM_POLL_INTERVAL_MS)); + return 0; +} + +void cleanup_rx_oom_poll_fn(struct net_device *netdev) +{ + struct lio *lio = GET_LIO(netdev); + + if (lio->rxq_status_wq.wq) { + cancel_delayed_work_sync(&lio->rxq_status_wq.wk.work); + flush_workqueue(lio->rxq_status_wq.wq); + destroy_workqueue(lio->rxq_status_wq.wq); + } +} diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c index 50384cede8be..dab10c7e4443 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c @@ -33,6 +33,19 @@ static int octnet_get_link_stats(struct net_device *netdev); +struct oct_intrmod_context { + int octeon_id; + wait_queue_head_t wc; + int cond; + int status; +}; + +struct oct_intrmod_resp { + u64 rh; + struct oct_intrmod_cfg intrmod; + u64 status; +}; + struct oct_mdio_cmd_context { int octeon_id; wait_queue_head_t wc; @@ -213,17 +226,23 @@ static int lio_get_link_ksettings(struct net_device *netdev, struct lio *lio = GET_LIO(netdev); struct octeon_device *oct = lio->oct_dev; struct oct_link_info *linfo; - u32 supported, advertising; + u32 supported = 0, advertising = 0; linfo = &lio->linfo; if (linfo->link.s.if_mode == INTERFACE_MODE_XAUI || linfo->link.s.if_mode == INTERFACE_MODE_RXAUI || + linfo->link.s.if_mode == INTERFACE_MODE_XLAUI || linfo->link.s.if_mode == INTERFACE_MODE_XFI) { ecmd->base.port = PORT_FIBRE; - supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE | - SUPPORTED_Pause); - advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Pause); + + if (linfo->link.s.speed == SPEED_10000) { + supported = SUPPORTED_10000baseT_Full; + advertising = ADVERTISED_10000baseT_Full; + } + + supported |= SUPPORTED_FIBRE | SUPPORTED_Pause; + advertising |= ADVERTISED_Pause; ethtool_convert_legacy_u32_to_link_mode( ecmd->link_modes.supported, supported); ethtool_convert_legacy_u32_to_link_mode( @@ -1292,95 +1311,103 @@ static int lio_vf_get_sset_count(struct net_device *netdev, int sset) } } -static int lio_get_intr_coalesce(struct net_device *netdev, - struct ethtool_coalesce *intr_coal) +/* Callback function for intrmod */ +static void octnet_intrmod_callback(struct octeon_device *oct_dev, + u32 status, + void *ptr) { - struct lio *lio = GET_LIO(netdev); - struct octeon_device *oct = lio->oct_dev; - struct octeon_instr_queue *iq; - struct oct_intrmod_cfg *intrmod_cfg; + struct octeon_soft_command *sc = (struct octeon_soft_command *)ptr; + struct oct_intrmod_context *ctx; - intrmod_cfg = &oct->intrmod; + ctx = (struct oct_intrmod_context *)sc->ctxptr; - switch (oct->chip_id) { - case OCTEON_CN23XX_PF_VID: - case OCTEON_CN23XX_VF_VID: - if (!intrmod_cfg->rx_enable) { - intr_coal->rx_coalesce_usecs = intrmod_cfg->rx_usecs; - intr_coal->rx_max_coalesced_frames = - intrmod_cfg->rx_frames; - } - if (!intrmod_cfg->tx_enable) - intr_coal->tx_max_coalesced_frames = - intrmod_cfg->tx_frames; - break; - case OCTEON_CN68XX: - case OCTEON_CN66XX: { - struct octeon_cn6xxx *cn6xxx = - (struct octeon_cn6xxx *)oct->chip; + ctx->status = status; - if (!intrmod_cfg->rx_enable) { - intr_coal->rx_coalesce_usecs = - CFG_GET_OQ_INTR_TIME(cn6xxx->conf); - intr_coal->rx_max_coalesced_frames = - CFG_GET_OQ_INTR_PKT(cn6xxx->conf); - } - iq = oct->instr_queue[lio->linfo.txpciq[0].s.q_no]; - intr_coal->tx_max_coalesced_frames = iq->fill_threshold; - break; - } - default: - netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n"); + oct_dev = lio_get_device(ctx->octeon_id); + + WRITE_ONCE(ctx->cond, 1); + + /* This barrier is required to be sure that the response has been + * written fully before waking up the handler + */ + wmb(); + + wake_up_interruptible(&ctx->wc); +} + +/* get interrupt moderation parameters */ +static int octnet_get_intrmod_cfg(struct lio *lio, + struct oct_intrmod_cfg *intr_cfg) +{ + struct octeon_soft_command *sc; + struct oct_intrmod_context *ctx; + struct oct_intrmod_resp *resp; + int retval; + struct octeon_device *oct_dev = lio->oct_dev; + + /* Alloc soft command */ + sc = (struct octeon_soft_command *) + octeon_alloc_soft_command(oct_dev, + 0, + sizeof(struct oct_intrmod_resp), + sizeof(struct oct_intrmod_context)); + + if (!sc) + return -ENOMEM; + + resp = (struct oct_intrmod_resp *)sc->virtrptr; + memset(resp, 0, sizeof(struct oct_intrmod_resp)); + + ctx = (struct oct_intrmod_context *)sc->ctxptr; + memset(ctx, 0, sizeof(struct oct_intrmod_context)); + WRITE_ONCE(ctx->cond, 0); + ctx->octeon_id = lio_get_device_id(oct_dev); + init_waitqueue_head(&ctx->wc); + + sc->iq_no = lio->linfo.txpciq[0].s.q_no; + + octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC, + OPCODE_NIC_INTRMOD_PARAMS, 0, 0, 0); + + sc->callback = octnet_intrmod_callback; + sc->callback_arg = sc; + sc->wait_time = 1000; + + retval = octeon_send_soft_command(oct_dev, sc); + if (retval == IQ_SEND_FAILED) { + octeon_free_soft_command(oct_dev, sc); return -EINVAL; } - if (intrmod_cfg->rx_enable) { - intr_coal->use_adaptive_rx_coalesce = - intrmod_cfg->rx_enable; - intr_coal->rate_sample_interval = - intrmod_cfg->check_intrvl; - intr_coal->pkt_rate_high = - intrmod_cfg->maxpkt_ratethr; - intr_coal->pkt_rate_low = - intrmod_cfg->minpkt_ratethr; - intr_coal->rx_max_coalesced_frames_high = - intrmod_cfg->rx_maxcnt_trigger; - intr_coal->rx_coalesce_usecs_high = - intrmod_cfg->rx_maxtmr_trigger; - intr_coal->rx_coalesce_usecs_low = - intrmod_cfg->rx_mintmr_trigger; - intr_coal->rx_max_coalesced_frames_low = - intrmod_cfg->rx_mincnt_trigger; + + /* Sleep on a wait queue till the cond flag indicates that the + * response arrived or timed-out. + */ + if (sleep_cond(&ctx->wc, &ctx->cond) == -EINTR) { + dev_err(&oct_dev->pci_dev->dev, "Wait interrupted\n"); + goto intrmod_info_wait_intr; } - if ((OCTEON_CN23XX_PF(oct) || OCTEON_CN23XX_VF(oct)) && - (intrmod_cfg->tx_enable)) { - intr_coal->use_adaptive_tx_coalesce = intrmod_cfg->tx_enable; - intr_coal->tx_max_coalesced_frames_high = - intrmod_cfg->tx_maxcnt_trigger; - intr_coal->tx_max_coalesced_frames_low = - intrmod_cfg->tx_mincnt_trigger; + + retval = ctx->status || resp->status; + if (retval) { + dev_err(&oct_dev->pci_dev->dev, + "Get interrupt moderation parameters failed\n"); + goto intrmod_info_wait_fail; } - return 0; -} -/* Callback function for intrmod */ -static void octnet_intrmod_callback(struct octeon_device *oct_dev, - u32 status, - void *ptr) -{ - struct oct_intrmod_cmd *cmd = ptr; - struct octeon_soft_command *sc = cmd->sc; + octeon_swap_8B_data((u64 *)&resp->intrmod, + (sizeof(struct oct_intrmod_cfg)) / 8); + memcpy(intr_cfg, &resp->intrmod, sizeof(struct oct_intrmod_cfg)); + octeon_free_soft_command(oct_dev, sc); - oct_dev = cmd->oct_dev; + return 0; - if (status) - dev_err(&oct_dev->pci_dev->dev, "intrmod config failed. Status: %llx\n", - CVM_CAST64(status)); - else - dev_info(&oct_dev->pci_dev->dev, - "Rx-Adaptive Interrupt moderation enabled:%llx\n", - oct_dev->intrmod.rx_enable); +intrmod_info_wait_fail: octeon_free_soft_command(oct_dev, sc); + +intrmod_info_wait_intr: + + return -ENODEV; } /* Configure interrupt moderation parameters */ @@ -1388,7 +1415,7 @@ static int octnet_set_intrmod_cfg(struct lio *lio, struct oct_intrmod_cfg *intr_cfg) { struct octeon_soft_command *sc; - struct oct_intrmod_cmd *cmd; + struct oct_intrmod_context *ctx; struct oct_intrmod_cfg *cfg; int retval; struct octeon_device *oct_dev = lio->oct_dev; @@ -1398,19 +1425,21 @@ static int octnet_set_intrmod_cfg(struct lio *lio, octeon_alloc_soft_command(oct_dev, sizeof(struct oct_intrmod_cfg), 0, - sizeof(struct oct_intrmod_cmd)); + sizeof(struct oct_intrmod_context)); if (!sc) return -ENOMEM; - cmd = (struct oct_intrmod_cmd *)sc->ctxptr; + ctx = (struct oct_intrmod_context *)sc->ctxptr; + + WRITE_ONCE(ctx->cond, 0); + ctx->octeon_id = lio_get_device_id(oct_dev); + init_waitqueue_head(&ctx->wc); + cfg = (struct oct_intrmod_cfg *)sc->virtdptr; memcpy(cfg, intr_cfg, sizeof(struct oct_intrmod_cfg)); octeon_swap_8B_data((u64 *)cfg, (sizeof(struct oct_intrmod_cfg)) / 8); - cmd->sc = sc; - cmd->cfg = cfg; - cmd->oct_dev = oct_dev; sc->iq_no = lio->linfo.txpciq[0].s.q_no; @@ -1418,7 +1447,7 @@ static int octnet_set_intrmod_cfg(struct lio *lio, OPCODE_NIC_INTRMOD_CFG, 0, 0, 0); sc->callback = octnet_intrmod_callback; - sc->callback_arg = cmd; + sc->callback_arg = sc; sc->wait_time = 1000; retval = octeon_send_soft_command(oct_dev, sc); @@ -1427,7 +1456,29 @@ static int octnet_set_intrmod_cfg(struct lio *lio, return -EINVAL; } - return 0; + /* Sleep on a wait queue till the cond flag indicates that the + * response arrived or timed-out. + */ + if (sleep_cond(&ctx->wc, &ctx->cond) != -EINTR) { + retval = ctx->status; + if (retval) + dev_err(&oct_dev->pci_dev->dev, + "intrmod config failed. Status: %llx\n", + CVM_CAST64(retval)); + else + dev_info(&oct_dev->pci_dev->dev, + "Rx-Adaptive Interrupt moderation %s\n", + (intr_cfg->rx_enable) ? + "enabled" : "disabled"); + + octeon_free_soft_command(oct_dev, sc); + + return ((retval) ? -ENODEV : 0); + } + + dev_err(&oct_dev->pci_dev->dev, "iq/oq config failed\n"); + + return -EINTR; } static void @@ -1584,80 +1635,106 @@ static int octnet_get_link_stats(struct net_device *netdev) return 0; } -/* Enable/Disable auto interrupt Moderation */ -static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce - *intr_coal) +static int lio_get_intr_coalesce(struct net_device *netdev, + struct ethtool_coalesce *intr_coal) { - int ret = 0; + struct lio *lio = GET_LIO(netdev); struct octeon_device *oct = lio->oct_dev; - struct oct_intrmod_cfg *intrmod_cfg; - - intrmod_cfg = &oct->intrmod; - - if (oct->intrmod.rx_enable || oct->intrmod.tx_enable) { - if (intr_coal->rate_sample_interval) - intrmod_cfg->check_intrvl = - intr_coal->rate_sample_interval; - else - intrmod_cfg->check_intrvl = - LIO_INTRMOD_CHECK_INTERVAL; + struct octeon_instr_queue *iq; + struct oct_intrmod_cfg intrmod_cfg; - if (intr_coal->pkt_rate_high) - intrmod_cfg->maxpkt_ratethr = - intr_coal->pkt_rate_high; - else - intrmod_cfg->maxpkt_ratethr = - LIO_INTRMOD_MAXPKT_RATETHR; + if (octnet_get_intrmod_cfg(lio, &intrmod_cfg)) + return -ENODEV; - if (intr_coal->pkt_rate_low) - intrmod_cfg->minpkt_ratethr = - intr_coal->pkt_rate_low; - else - intrmod_cfg->minpkt_ratethr = - LIO_INTRMOD_MINPKT_RATETHR; + switch (oct->chip_id) { + case OCTEON_CN23XX_PF_VID: + case OCTEON_CN23XX_VF_VID: { + if (!intrmod_cfg.rx_enable) { + intr_coal->rx_coalesce_usecs = oct->rx_coalesce_usecs; + intr_coal->rx_max_coalesced_frames = + oct->rx_max_coalesced_frames; + } + if (!intrmod_cfg.tx_enable) + intr_coal->tx_max_coalesced_frames = + oct->tx_max_coalesced_frames; + break; } - if (oct->intrmod.rx_enable) { - if (intr_coal->rx_max_coalesced_frames_high) - intrmod_cfg->rx_maxcnt_trigger = - intr_coal->rx_max_coalesced_frames_high; - else - intrmod_cfg->rx_maxcnt_trigger = - LIO_INTRMOD_RXMAXCNT_TRIGGER; + case OCTEON_CN68XX: + case OCTEON_CN66XX: { + struct octeon_cn6xxx *cn6xxx = + (struct octeon_cn6xxx *)oct->chip; - if (intr_coal->rx_coalesce_usecs_high) - intrmod_cfg->rx_maxtmr_trigger = - intr_coal->rx_coalesce_usecs_high; - else - intrmod_cfg->rx_maxtmr_trigger = - LIO_INTRMOD_RXMAXTMR_TRIGGER; + if (!intrmod_cfg.rx_enable) { + intr_coal->rx_coalesce_usecs = + CFG_GET_OQ_INTR_TIME(cn6xxx->conf); + intr_coal->rx_max_coalesced_frames = + CFG_GET_OQ_INTR_PKT(cn6xxx->conf); + } + iq = oct->instr_queue[lio->linfo.txpciq[0].s.q_no]; + intr_coal->tx_max_coalesced_frames = iq->fill_threshold; + break; + } + default: + netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n"); + return -EINVAL; + } + if (intrmod_cfg.rx_enable) { + intr_coal->use_adaptive_rx_coalesce = + intrmod_cfg.rx_enable; + intr_coal->rate_sample_interval = + intrmod_cfg.check_intrvl; + intr_coal->pkt_rate_high = + intrmod_cfg.maxpkt_ratethr; + intr_coal->pkt_rate_low = + intrmod_cfg.minpkt_ratethr; + intr_coal->rx_max_coalesced_frames_high = + intrmod_cfg.rx_maxcnt_trigger; + intr_coal->rx_coalesce_usecs_high = + intrmod_cfg.rx_maxtmr_trigger; + intr_coal->rx_coalesce_usecs_low = + intrmod_cfg.rx_mintmr_trigger; + intr_coal->rx_max_coalesced_frames_low = + intrmod_cfg.rx_mincnt_trigger; + } + if ((OCTEON_CN23XX_PF(oct) || OCTEON_CN23XX_VF(oct)) && + (intrmod_cfg.tx_enable)) { + intr_coal->use_adaptive_tx_coalesce = + intrmod_cfg.tx_enable; + intr_coal->tx_max_coalesced_frames_high = + intrmod_cfg.tx_maxcnt_trigger; + intr_coal->tx_max_coalesced_frames_low = + intrmod_cfg.tx_mincnt_trigger; + } + return 0; +} - if (intr_coal->rx_coalesce_usecs_low) - intrmod_cfg->rx_mintmr_trigger = - intr_coal->rx_coalesce_usecs_low; - else - intrmod_cfg->rx_mintmr_trigger = - LIO_INTRMOD_RXMINTMR_TRIGGER; +/* Enable/Disable auto interrupt Moderation */ +static int oct_cfg_adaptive_intr(struct lio *lio, + struct oct_intrmod_cfg *intrmod_cfg, + struct ethtool_coalesce *intr_coal) +{ + int ret = 0; - if (intr_coal->rx_max_coalesced_frames_low) - intrmod_cfg->rx_mincnt_trigger = - intr_coal->rx_max_coalesced_frames_low; - else - intrmod_cfg->rx_mincnt_trigger = - LIO_INTRMOD_RXMINCNT_TRIGGER; + if (intrmod_cfg->rx_enable || intrmod_cfg->tx_enable) { + intrmod_cfg->check_intrvl = intr_coal->rate_sample_interval; + intrmod_cfg->maxpkt_ratethr = intr_coal->pkt_rate_high; + intrmod_cfg->minpkt_ratethr = intr_coal->pkt_rate_low; } - if (oct->intrmod.tx_enable) { - if (intr_coal->tx_max_coalesced_frames_high) - intrmod_cfg->tx_maxcnt_trigger = - intr_coal->tx_max_coalesced_frames_high; - else - intrmod_cfg->tx_maxcnt_trigger = - LIO_INTRMOD_TXMAXCNT_TRIGGER; - if (intr_coal->tx_max_coalesced_frames_low) - intrmod_cfg->tx_mincnt_trigger = - intr_coal->tx_max_coalesced_frames_low; - else - intrmod_cfg->tx_mincnt_trigger = - LIO_INTRMOD_TXMINCNT_TRIGGER; + if (intrmod_cfg->rx_enable) { + intrmod_cfg->rx_maxcnt_trigger = + intr_coal->rx_max_coalesced_frames_high; + intrmod_cfg->rx_maxtmr_trigger = + intr_coal->rx_coalesce_usecs_high; + intrmod_cfg->rx_mintmr_trigger = + intr_coal->rx_coalesce_usecs_low; + intrmod_cfg->rx_mincnt_trigger = + intr_coal->rx_max_coalesced_frames_low; + } + if (intrmod_cfg->tx_enable) { + intrmod_cfg->tx_maxcnt_trigger = + intr_coal->tx_max_coalesced_frames_high; + intrmod_cfg->tx_mincnt_trigger = + intr_coal->tx_max_coalesced_frames_low; } ret = octnet_set_intrmod_cfg(lio, intrmod_cfg); @@ -1666,7 +1743,9 @@ static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce } static int -oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal) +oct_cfg_rx_intrcnt(struct lio *lio, + struct oct_intrmod_cfg *intrmod, + struct ethtool_coalesce *intr_coal) { struct octeon_device *oct = lio->oct_dev; u32 rx_max_coalesced_frames; @@ -1692,7 +1771,7 @@ oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal) int q_no; if (!intr_coal->rx_max_coalesced_frames) - rx_max_coalesced_frames = oct->intrmod.rx_frames; + rx_max_coalesced_frames = intrmod->rx_frames; else rx_max_coalesced_frames = intr_coal->rx_max_coalesced_frames; @@ -1703,17 +1782,18 @@ oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal) (octeon_read_csr64( oct, CN23XX_SLI_OQ_PKT_INT_LEVELS(q_no)) & (0x3fffff00000000UL)) | - rx_max_coalesced_frames); + (rx_max_coalesced_frames - 1)); /*consider setting resend bit*/ } - oct->intrmod.rx_frames = rx_max_coalesced_frames; + intrmod->rx_frames = rx_max_coalesced_frames; + oct->rx_max_coalesced_frames = rx_max_coalesced_frames; break; } case OCTEON_CN23XX_VF_VID: { int q_no; if (!intr_coal->rx_max_coalesced_frames) - rx_max_coalesced_frames = oct->intrmod.rx_frames; + rx_max_coalesced_frames = intrmod->rx_frames; else rx_max_coalesced_frames = intr_coal->rx_max_coalesced_frames; @@ -1724,9 +1804,10 @@ oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal) oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no)) & (0x3fffff00000000UL)) | rx_max_coalesced_frames); - /* consider writing to resend bit here */ + /*consider writing to resend bit here*/ } - oct->intrmod.rx_frames = rx_max_coalesced_frames; + intrmod->rx_frames = rx_max_coalesced_frames; + oct->rx_max_coalesced_frames = rx_max_coalesced_frames; break; } default: @@ -1736,6 +1817,7 @@ oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal) } static int oct_cfg_rx_intrtime(struct lio *lio, + struct oct_intrmod_cfg *intrmod, struct ethtool_coalesce *intr_coal) { struct octeon_device *oct = lio->oct_dev; @@ -1766,7 +1848,7 @@ static int oct_cfg_rx_intrtime(struct lio *lio, int q_no; if (!intr_coal->rx_coalesce_usecs) - rx_coalesce_usecs = oct->intrmod.rx_usecs; + rx_coalesce_usecs = intrmod->rx_usecs; else rx_coalesce_usecs = intr_coal->rx_coalesce_usecs; time_threshold = @@ -1775,11 +1857,12 @@ static int oct_cfg_rx_intrtime(struct lio *lio, q_no += oct->sriov_info.pf_srn; octeon_write_csr64(oct, CN23XX_SLI_OQ_PKT_INT_LEVELS(q_no), - (oct->intrmod.rx_frames | - (time_threshold << 32))); + (intrmod->rx_frames | + ((u64)time_threshold << 32))); /*consider writing to resend bit here*/ } - oct->intrmod.rx_usecs = rx_coalesce_usecs; + intrmod->rx_usecs = rx_coalesce_usecs; + oct->rx_coalesce_usecs = rx_coalesce_usecs; break; } case OCTEON_CN23XX_VF_VID: { @@ -1787,7 +1870,7 @@ static int oct_cfg_rx_intrtime(struct lio *lio, int q_no; if (!intr_coal->rx_coalesce_usecs) - rx_coalesce_usecs = oct->intrmod.rx_usecs; + rx_coalesce_usecs = intrmod->rx_usecs; else rx_coalesce_usecs = intr_coal->rx_coalesce_usecs; @@ -1796,11 +1879,12 @@ static int oct_cfg_rx_intrtime(struct lio *lio, for (q_no = 0; q_no < oct->num_oqs; q_no++) { octeon_write_csr64( oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no), - (oct->intrmod.rx_frames | - (time_threshold << 32))); - /* consider setting resend bit */ + (intrmod->rx_frames | + ((u64)time_threshold << 32))); + /*consider setting resend bit*/ } - oct->intrmod.rx_usecs = rx_coalesce_usecs; + intrmod->rx_usecs = rx_coalesce_usecs; + oct->rx_coalesce_usecs = rx_coalesce_usecs; break; } default: @@ -1811,8 +1895,9 @@ static int oct_cfg_rx_intrtime(struct lio *lio, } static int -oct_cfg_tx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal - __attribute__((unused))) +oct_cfg_tx_intrcnt(struct lio *lio, + struct oct_intrmod_cfg *intrmod, + struct ethtool_coalesce *intr_coal) { struct octeon_device *oct = lio->oct_dev; u32 iq_intr_pkt; @@ -1839,12 +1924,13 @@ oct_cfg_tx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal val = readq(inst_cnt_reg); /*clear wmark and count.dont want to write count back*/ val = (val & 0xFFFF000000000000ULL) | - ((u64)iq_intr_pkt + ((u64)(iq_intr_pkt - 1) << CN23XX_PKT_IN_DONE_WMARK_BIT_POS); writeq(val, inst_cnt_reg); /*consider setting resend bit*/ } - oct->intrmod.tx_frames = iq_intr_pkt; + intrmod->tx_frames = iq_intr_pkt; + oct->tx_max_coalesced_frames = iq_intr_pkt; break; } default: @@ -1859,6 +1945,7 @@ static int lio_set_intr_coalesce(struct net_device *netdev, struct lio *lio = GET_LIO(netdev); int ret; struct octeon_device *oct = lio->oct_dev; + struct oct_intrmod_cfg intrmod = {0}; u32 j, q_no; int db_max, db_min; @@ -1877,8 +1964,8 @@ static int lio_set_intr_coalesce(struct net_device *netdev, } else { dev_err(&oct->pci_dev->dev, "LIQUIDIO: Invalid tx-frames:%d. Range is min:%d max:%d\n", - intr_coal->tx_max_coalesced_frames, db_min, - db_max); + intr_coal->tx_max_coalesced_frames, + db_min, db_max); return -EINVAL; } break; @@ -1889,24 +1976,36 @@ static int lio_set_intr_coalesce(struct net_device *netdev, return -EINVAL; } - oct->intrmod.rx_enable = intr_coal->use_adaptive_rx_coalesce ? 1 : 0; - oct->intrmod.tx_enable = intr_coal->use_adaptive_tx_coalesce ? 1 : 0; + intrmod.rx_enable = intr_coal->use_adaptive_rx_coalesce ? 1 : 0; + intrmod.tx_enable = intr_coal->use_adaptive_tx_coalesce ? 1 : 0; + intrmod.rx_frames = CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct)); + intrmod.rx_usecs = CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct)); + intrmod.tx_frames = CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct)); - ret = oct_cfg_adaptive_intr(lio, intr_coal); + ret = oct_cfg_adaptive_intr(lio, &intrmod, intr_coal); if (!intr_coal->use_adaptive_rx_coalesce) { - ret = oct_cfg_rx_intrtime(lio, intr_coal); + ret = oct_cfg_rx_intrtime(lio, &intrmod, intr_coal); if (ret) goto ret_intrmod; - ret = oct_cfg_rx_intrcnt(lio, intr_coal); + ret = oct_cfg_rx_intrcnt(lio, &intrmod, intr_coal); if (ret) goto ret_intrmod; + } else { + oct->rx_coalesce_usecs = + CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct)); + oct->rx_max_coalesced_frames = + CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct)); } + if (!intr_coal->use_adaptive_tx_coalesce) { - ret = oct_cfg_tx_intrcnt(lio, intr_coal); + ret = oct_cfg_tx_intrcnt(lio, &intrmod, intr_coal); if (ret) goto ret_intrmod; + } else { + oct->tx_max_coalesced_frames = + CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct)); } return 0; diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index 92f46b1375c3..927617cbf6a9 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -16,6 +16,7 @@ * NONINFRINGEMENT. See the GNU General Public License for more details. ***********************************************************************/ #include <linux/module.h> +#include <linux/interrupt.h> #include <linux/pci.h> #include <linux/firmware.h> #include <net/vxlan.h> @@ -60,12 +61,6 @@ MODULE_PARM_DESC(fw_type, "Type of firmware to be loaded. Default \"nic\""); static int ptp_enable = 1; -/* Bit mask values for lio->ifstate */ -#define LIO_IFSTATE_DROQ_OPS 0x01 -#define LIO_IFSTATE_REGISTERED 0x02 -#define LIO_IFSTATE_RUNNING 0x04 -#define LIO_IFSTATE_RX_TIMESTAMP_ENABLED 0x08 - /* Polling interval for determining when NIC application is alive */ #define LIQUIDIO_STARTER_POLL_INTERVAL_MS 100 @@ -178,6 +173,8 @@ static int liquidio_stop(struct net_device *netdev); static void liquidio_remove(struct pci_dev *pdev); static int liquidio_probe(struct pci_dev *pdev, const struct pci_device_id *ent); +static int liquidio_set_vf_link_state(struct net_device *netdev, int vfidx, + int linkstate); static struct handshake handshake[MAX_OCTEON_DEVICES]; static struct completion first_stage; @@ -531,36 +528,6 @@ static void liquidio_deinit_pci(void) } /** - * \brief check interface state - * @param lio per-network private data - * @param state_flag flag state to check - */ -static inline int ifstate_check(struct lio *lio, int state_flag) -{ - return atomic_read(&lio->ifstate) & state_flag; -} - -/** - * \brief set interface state - * @param lio per-network private data - * @param state_flag flag state to set - */ -static inline void ifstate_set(struct lio *lio, int state_flag) -{ - atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) | state_flag)); -} - -/** - * \brief clear interface state - * @param lio per-network private data - * @param state_flag flag state to clear - */ -static inline void ifstate_reset(struct lio *lio, int state_flag) -{ - atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) & ~(state_flag))); -} - -/** * \brief Stop Tx queues * @param netdev network device */ @@ -748,7 +715,8 @@ static void delete_glists(struct lio *lio) kfree(g); } while (g); - if (lio->glists_virt_base && lio->glists_virt_base[i]) { + if (lio->glists_virt_base && lio->glists_virt_base[i] && + lio->glists_dma_base && lio->glists_dma_base[i]) { lio_dma_free(lio->oct_dev, lio->glist_entry_size * lio->tx_qsize, lio->glists_virt_base[i], @@ -805,7 +773,7 @@ static int setup_glists(struct octeon_device *oct, struct lio *lio, int num_iqs) } for (i = 0; i < num_iqs; i++) { - int numa_node = cpu_to_node(i % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); spin_lock_init(&lio->glist_lock[i]); @@ -967,14 +935,13 @@ static void update_txq_status(struct octeon_device *oct, int iq_num) INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, iq_num, tx_restart, 1); netif_wake_subqueue(netdev, iq->q_index); - } else { - if (!octnet_iq_is_full(oct, lio->txq)) { - INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, - lio->txq, - tx_restart, 1); - wake_q(netdev, lio->txq); - } } + } else if (netif_queue_stopped(netdev) && + lio->linfo.link.s.link_up && + (!octnet_iq_is_full(oct, lio->txq))) { + INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, + lio->txq, tx_restart, 1); + netif_wake_queue(netdev); } } @@ -1084,16 +1051,35 @@ static int octeon_setup_interrupt(struct octeon_device *oct) int i; int num_ioq_vectors; int num_alloc_ioq_vectors; + char *queue_irq_names = NULL; + char *aux_irq_name = NULL; if (OCTEON_CN23XX_PF(oct) && oct->msix_on) { oct->num_msix_irqs = oct->sriov_info.num_pf_rings; /* one non ioq interrupt for handling sli_mac_pf_int_sum */ oct->num_msix_irqs += 1; + /* allocate storage for the names assigned to each irq */ + oct->irq_name_storage = + kcalloc((MAX_IOQ_INTERRUPTS_PER_PF + 1), INTRNAMSIZ, + GFP_KERNEL); + if (!oct->irq_name_storage) { + dev_err(&oct->pci_dev->dev, "Irq name storage alloc failed...\n"); + return -ENOMEM; + } + + queue_irq_names = oct->irq_name_storage; + aux_irq_name = &queue_irq_names + [IRQ_NAME_OFF(MAX_IOQ_INTERRUPTS_PER_PF)]; + oct->msix_entries = kcalloc( oct->num_msix_irqs, sizeof(struct msix_entry), GFP_KERNEL); - if (!oct->msix_entries) - return 1; + if (!oct->msix_entries) { + dev_err(&oct->pci_dev->dev, "Memory Alloc failed...\n"); + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return -ENOMEM; + } msix_entries = (struct msix_entry *)oct->msix_entries; /*Assumption is that pf msix vectors start from pf srn to pf to @@ -1111,7 +1097,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct) dev_err(&oct->pci_dev->dev, "unable to Allocate MSI-X interrupts\n"); kfree(oct->msix_entries); oct->msix_entries = NULL; - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return num_alloc_ioq_vectors; } dev_dbg(&oct->pci_dev->dev, "OCTEON: Enough MSI-X interrupts are allocated...\n"); @@ -1119,9 +1107,12 @@ static int octeon_setup_interrupt(struct octeon_device *oct) /** For PF, there is one non-ioq interrupt handler */ num_ioq_vectors -= 1; + + snprintf(aux_irq_name, INTRNAMSIZ, + "LiquidIO%u-pf%u-aux", oct->octeon_id, oct->pf_num); irqret = request_irq(msix_entries[num_ioq_vectors].vector, - liquidio_legacy_intr_handler, 0, "octeon", - oct); + liquidio_legacy_intr_handler, 0, + aux_irq_name, oct); if (irqret) { dev_err(&oct->pci_dev->dev, "OCTEON: Request_irq failed for MSIX interrupt Error: %d\n", @@ -1129,13 +1120,20 @@ static int octeon_setup_interrupt(struct octeon_device *oct) pci_disable_msix(oct->pci_dev); kfree(oct->msix_entries); oct->msix_entries = NULL; - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return irqret; } for (i = 0; i < num_ioq_vectors; i++) { + snprintf(&queue_irq_names[IRQ_NAME_OFF(i)], INTRNAMSIZ, + "LiquidIO%u-pf%u-rxtx-%u", + oct->octeon_id, oct->pf_num, i); + irqret = request_irq(msix_entries[i].vector, liquidio_msix_intr_handler, 0, - "octeon", &oct->ioq_vector[i]); + &queue_irq_names[IRQ_NAME_OFF(i)], + &oct->ioq_vector[i]); if (irqret) { dev_err(&oct->pci_dev->dev, "OCTEON: Request_irq failed for MSIX interrupt Error: %d\n", @@ -1155,7 +1153,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct) pci_disable_msix(oct->pci_dev); kfree(oct->msix_entries); oct->msix_entries = NULL; - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return irqret; } oct->ioq_vector[i].vector = msix_entries[i].vector; /* assign the cpu mask for this msix interrupt vector */ @@ -1173,111 +1173,150 @@ static int octeon_setup_interrupt(struct octeon_device *oct) else oct->flags |= LIO_FLAG_MSI_ENABLED; + /* allocate storage for the names assigned to the irq */ + oct->irq_name_storage = kcalloc(1, INTRNAMSIZ, GFP_KERNEL); + if (!oct->irq_name_storage) + return -ENOMEM; + + queue_irq_names = oct->irq_name_storage; + + snprintf(&queue_irq_names[IRQ_NAME_OFF(0)], INTRNAMSIZ, + "LiquidIO%u-pf%u-rxtx-%u", + oct->octeon_id, oct->pf_num, 0); + irqret = request_irq(oct->pci_dev->irq, - liquidio_legacy_intr_handler, IRQF_SHARED, - "octeon", oct); + liquidio_legacy_intr_handler, + IRQF_SHARED, + &queue_irq_names[IRQ_NAME_OFF(0)], oct); if (irqret) { if (oct->flags & LIO_FLAG_MSI_ENABLED) pci_disable_msi(oct->pci_dev); dev_err(&oct->pci_dev->dev, "Request IRQ failed with code: %d\n", irqret); - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return irqret; } } return 0; } +static struct octeon_device *get_other_octeon_device(struct octeon_device *oct) +{ + struct octeon_device *other_oct; + + other_oct = lio_get_device(oct->octeon_id + 1); + + if (other_oct && other_oct->pci_dev) { + int oct_busnum, other_oct_busnum; + + oct_busnum = oct->pci_dev->bus->number; + other_oct_busnum = other_oct->pci_dev->bus->number; + + if (oct_busnum == other_oct_busnum) { + int oct_slot, other_oct_slot; + + oct_slot = PCI_SLOT(oct->pci_dev->devfn); + other_oct_slot = PCI_SLOT(other_oct->pci_dev->devfn); + + if (oct_slot == other_oct_slot) + return other_oct; + } + } + + return NULL; +} + +static void disable_all_vf_links(struct octeon_device *oct) +{ + struct net_device *netdev; + int max_vfs, vf, i; + + if (!oct) + return; + + max_vfs = oct->sriov_info.max_vfs; + + for (i = 0; i < oct->ifcount; i++) { + netdev = oct->props[i].netdev; + if (!netdev) + continue; + + for (vf = 0; vf < max_vfs; vf++) + liquidio_set_vf_link_state(netdev, vf, + IFLA_VF_LINK_STATE_DISABLE); + } +} + static int liquidio_watchdog(void *param) { - u64 wdog; - u16 mask_of_stuck_cores = 0; - u16 mask_of_crashed_cores = 0; - int core_num; - u8 core_is_stuck[LIO_MAX_CORES]; - u8 core_crashed[LIO_MAX_CORES]; + bool err_msg_was_printed[LIO_MAX_CORES]; + u16 mask_of_crashed_or_stuck_cores = 0; + bool all_vf_links_are_disabled = false; struct octeon_device *oct = param; + struct octeon_device *other_oct; +#ifdef CONFIG_MODULE_UNLOAD + long refcount, vfs_referencing_pf; + u64 vfs_mask1, vfs_mask2; +#endif + int core; - memset(core_is_stuck, 0, sizeof(core_is_stuck)); - memset(core_crashed, 0, sizeof(core_crashed)); + memset(err_msg_was_printed, 0, sizeof(err_msg_was_printed)); while (!kthread_should_stop()) { - mask_of_crashed_cores = + /* sleep for a couple of seconds so that we don't hog the CPU */ + set_current_state(TASK_INTERRUPTIBLE); + schedule_timeout(msecs_to_jiffies(2000)); + + mask_of_crashed_or_stuck_cores = (u16)octeon_read_csr64(oct, CN23XX_SLI_SCRATCH2); - for (core_num = 0; core_num < LIO_MAX_CORES; core_num++) { - if (!core_is_stuck[core_num]) { - wdog = lio_pci_readq(oct, CIU3_WDOG(core_num)); - - /* look at watchdog state field */ - wdog &= CIU3_WDOG_MASK; - if (wdog) { - /* this watchdog timer has expired */ - core_is_stuck[core_num] = - LIO_MONITOR_WDOG_EXPIRE; - mask_of_stuck_cores |= (1 << core_num); - } - } + if (!mask_of_crashed_or_stuck_cores) + continue; - if (!core_crashed[core_num]) - core_crashed[core_num] = - (mask_of_crashed_cores >> core_num) & 1; - } + WRITE_ONCE(oct->cores_crashed, true); + other_oct = get_other_octeon_device(oct); + if (other_oct) + WRITE_ONCE(other_oct->cores_crashed, true); - if (mask_of_stuck_cores) { - for (core_num = 0; core_num < LIO_MAX_CORES; - core_num++) { - if (core_is_stuck[core_num] == 1) { - dev_err(&oct->pci_dev->dev, - "ERROR: Octeon core %d is stuck!\n", - core_num); - /* 2 means we have printk'd an error - * so no need to repeat the same printk - */ - core_is_stuck[core_num] = - LIO_MONITOR_CORE_STUCK_MSGD; - } - } - } + for (core = 0; core < LIO_MAX_CORES; core++) { + bool core_crashed_or_got_stuck; - if (mask_of_crashed_cores) { - for (core_num = 0; core_num < LIO_MAX_CORES; - core_num++) { - if (core_crashed[core_num] == 1) { - dev_err(&oct->pci_dev->dev, - "ERROR: Octeon core %d crashed! See oct-fwdump for details.\n", - core_num); - /* 2 means we have printk'd an error - * so no need to repeat the same printk - */ - core_crashed[core_num] = - LIO_MONITOR_CORE_STUCK_MSGD; - } + core_crashed_or_got_stuck = + (mask_of_crashed_or_stuck_cores + >> core) & 1; + + if (core_crashed_or_got_stuck && + !err_msg_was_printed[core]) { + dev_err(&oct->pci_dev->dev, + "ERROR: Octeon core %d crashed or got stuck! See oct-fwdump for details.\n", + core); + err_msg_was_printed[core] = true; } } + + if (all_vf_links_are_disabled) + continue; + + disable_all_vf_links(oct); + disable_all_vf_links(other_oct); + all_vf_links_are_disabled = true; + #ifdef CONFIG_MODULE_UNLOAD - if (mask_of_stuck_cores || mask_of_crashed_cores) { - /* make module refcount=0 so that rmmod will work */ - long refcount; + vfs_mask1 = READ_ONCE(oct->sriov_info.vf_drv_loaded_mask); + vfs_mask2 = READ_ONCE(other_oct->sriov_info.vf_drv_loaded_mask); - refcount = module_refcount(THIS_MODULE); + vfs_referencing_pf = hweight64(vfs_mask1); + vfs_referencing_pf += hweight64(vfs_mask2); - while (refcount > 0) { + refcount = module_refcount(THIS_MODULE); + if (refcount >= vfs_referencing_pf) { + while (vfs_referencing_pf) { module_put(THIS_MODULE); - refcount = module_refcount(THIS_MODULE); - } - - /* compensate for and withstand an unlikely (but still - * possible) race condition - */ - while (refcount < 0) { - try_module_get(THIS_MODULE); - refcount = module_refcount(THIS_MODULE); + vfs_referencing_pf--; } } #endif - /* sleep for two seconds */ - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(2 * HZ); } return 0; @@ -1369,6 +1408,12 @@ liquidio_probe(struct pci_dev *pdev, return 0; } +static bool fw_type_is_none(void) +{ + return strncmp(fw_type, LIO_FW_NAME_TYPE_NONE, + sizeof(LIO_FW_NAME_TYPE_NONE)) == 0; +} + /** *\brief Destroy resources associated with octeon device * @param pdev PCI device structure @@ -1449,6 +1494,9 @@ static void octeon_destroy_resources(struct octeon_device *oct) pci_disable_msi(oct->pci_dev); } + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + /* fallthrough */ case OCT_DEV_MSIX_ALLOC_VECTOR_DONE: if (OCTEON_CN23XX_PF(oct)) @@ -1508,9 +1556,12 @@ static void octeon_destroy_resources(struct octeon_device *oct) /* fallthrough */ case OCT_DEV_PCI_MAP_DONE: - /* Soft reset the octeon device before exiting */ - if ((!OCTEON_CN23XX_PF(oct)) || !oct->octeon_id) - oct->fn_list.soft_reset(oct); + if (!fw_type_is_none()) { + /* Soft reset the octeon device before exiting */ + if (!OCTEON_CN23XX_PF(oct) || + (OCTEON_CN23XX_PF(oct) && !oct->octeon_id)) + oct->fn_list.soft_reset(oct); + } octeon_unmap_pci_barx(oct, 0); octeon_unmap_pci_barx(oct, 1); @@ -1643,6 +1694,15 @@ static void liquidio_destroy_nic_device(struct octeon_device *oct, int ifidx) if (atomic_read(&lio->ifstate) & LIO_IFSTATE_RUNNING) liquidio_stop(netdev); + if (fw_type_is_none()) { + struct octnic_ctrl_pkt nctrl; + + memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); + nctrl.ncmd.s.cmd = OCTNET_CMD_RESET_PF; + nctrl.iq_no = lio->linfo.txpciq[0].s.q_no; + octnet_send_nic_ctrl_pkt(oct, &nctrl); + } + if (oct->props[lio->ifidx].napi_enabled == 1) { list_for_each_entry_safe(napi, n, &netdev->napi_list, dev_list) napi_disable(napi); @@ -1658,6 +1718,8 @@ static void liquidio_destroy_nic_device(struct octeon_device *oct, int ifidx) cleanup_link_status_change_wq(netdev); + cleanup_rx_oom_poll_fn(netdev); + delete_glists(lio); free_netdev(netdev); @@ -2126,8 +2188,7 @@ static int load_firmware(struct octeon_device *oct) char fw_name[LIO_MAX_FW_FILENAME_LEN]; char *tmp_fw_type; - if (strncmp(fw_type, LIO_FW_NAME_TYPE_NONE, - sizeof(LIO_FW_NAME_TYPE_NONE)) == 0) { + if (fw_type_is_none()) { dev_info(&oct->pci_dev->dev, "Skipping firmware load\n"); return ret; } @@ -2211,8 +2272,8 @@ static void if_cfg_callback(struct octeon_device *oct, oct = lio_get_device(ctx->octeon_id); if (resp->status) - dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n", - CVM_CAST64(resp->status)); + dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: 0x%llx (0x%08x)\n", + CVM_CAST64(resp->status), status); WRITE_ONCE(ctx->cond, 1); snprintf(oct->fw_info.liquidio_firmware_version, 32, "%s", @@ -2437,8 +2498,11 @@ static int liquidio_napi_poll(struct napi_struct *napi, int budget) /* Flush the instruction queue */ iq = oct->instr_queue[iq_no]; if (iq) { - /* Process iq buffers with in the budget limits */ - tx_done = octeon_flush_iq(oct, iq, budget); + if (atomic_read(&iq->instr_pending)) + /* Process iq buffers with in the budget limits */ + tx_done = octeon_flush_iq(oct, iq, budget); + else + tx_done = 1; /* Update iq read-index rather than waiting for next interrupt. * Return back if tx_done is false. */ @@ -2555,6 +2619,15 @@ static inline int setup_io_queues(struct octeon_device *octeon_dev, __func__); return 1; } + + if (octeon_dev->ioq_vector) { + struct octeon_ioq_vector *ioq_vector; + + ioq_vector = &octeon_dev->ioq_vector[q]; + netif_set_xps_queue(netdev, + &ioq_vector->affinity_mask, + ioq_vector->iq_index); + } } return 0; @@ -3426,6 +3499,8 @@ static int liquidio_set_rxcsum_command(struct net_device *netdev, int command, struct octnic_ctrl_pkt nctrl; int ret = 0; + memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); + nctrl.ncmd.u64 = 0; nctrl.ncmd.s.cmd = command; nctrl.ncmd.s.param1 = rx_cmd; @@ -3459,6 +3534,8 @@ static int liquidio_vxlan_port_command(struct net_device *netdev, int command, struct octnic_ctrl_pkt nctrl; int ret = 0; + memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); + nctrl.ncmd.u64 = 0; nctrl.ncmd.s.cmd = command; nctrl.ncmd.s.more = vxlan_cmd_bit; @@ -3596,7 +3673,8 @@ static int __liquidio_set_vf_mac(struct net_device *netdev, int vfidx, nctrl.ncmd.s.param2 = (is_admin_assigned ? 1 : 0); nctrl.ncmd.s.more = 1; nctrl.iq_no = lio->linfo.txpciq[0].s.q_no; - nctrl.cb_fn = 0; + nctrl.netpndev = (u64)netdev; + nctrl.cb_fn = liquidio_link_ctrl_cmd_completion; nctrl.wait_time = LIO_CMD_WAIT_TM; nctrl.udd[0] = 0; @@ -4122,6 +4200,9 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) if (setup_link_status_change_wq(netdev)) goto setup_nic_dev_fail; + if (setup_rx_oom_poll_fn(netdev)) + goto setup_nic_dev_fail; + /* Register the network device with the OS */ if (register_netdev(netdev)) { dev_err(&octeon_dev->pci_dev->dev, "Device registration failed\n"); @@ -4271,7 +4352,6 @@ static int liquidio_enable_sriov(struct pci_dev *dev, int num_vfs) */ static int liquidio_init_nic_module(struct octeon_device *oct) { - struct oct_intrmod_cfg *intrmod_cfg; int i, retval = 0; int num_nic_ports = CFG_GET_NUM_NIC_PORTS(octeon_get_conf(oct)); @@ -4296,22 +4376,6 @@ static int liquidio_init_nic_module(struct octeon_device *oct) liquidio_ptp_init(oct); - /* Initialize interrupt moderation params */ - intrmod_cfg = &((struct octeon_device *)oct)->intrmod; - intrmod_cfg->rx_enable = 1; - intrmod_cfg->check_intrvl = LIO_INTRMOD_CHECK_INTERVAL; - intrmod_cfg->maxpkt_ratethr = LIO_INTRMOD_MAXPKT_RATETHR; - intrmod_cfg->minpkt_ratethr = LIO_INTRMOD_MINPKT_RATETHR; - intrmod_cfg->rx_maxcnt_trigger = LIO_INTRMOD_RXMAXCNT_TRIGGER; - intrmod_cfg->rx_maxtmr_trigger = LIO_INTRMOD_RXMAXTMR_TRIGGER; - intrmod_cfg->rx_mintmr_trigger = LIO_INTRMOD_RXMINTMR_TRIGGER; - intrmod_cfg->rx_mincnt_trigger = LIO_INTRMOD_RXMINCNT_TRIGGER; - intrmod_cfg->tx_enable = 1; - intrmod_cfg->tx_maxcnt_trigger = LIO_INTRMOD_TXMAXCNT_TRIGGER; - intrmod_cfg->tx_mincnt_trigger = LIO_INTRMOD_TXMINCNT_TRIGGER; - intrmod_cfg->rx_frames = CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct)); - intrmod_cfg->rx_usecs = CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct)); - intrmod_cfg->tx_frames = CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct)); dev_dbg(&oct->pci_dev->dev, "Network interfaces ready\n"); return retval; @@ -4373,6 +4437,7 @@ octeon_recv_vf_drv_notice(struct octeon_recv_info *recv_info, void *buf) struct octeon_device *oct = (struct octeon_device *)buf; struct octeon_recv_pkt *recv_pkt = recv_info->recv_pkt; int i, notice, vf_idx; + bool cores_crashed; u64 *data, vf_num; notice = recv_pkt->rh.r.ossp; @@ -4383,19 +4448,23 @@ octeon_recv_vf_drv_notice(struct octeon_recv_info *recv_info, void *buf) octeon_swap_8B_data(&vf_num, 1); vf_idx = (int)vf_num - 1; + cores_crashed = READ_ONCE(oct->cores_crashed); + if (notice == VF_DRV_LOADED) { if (!(oct->sriov_info.vf_drv_loaded_mask & BIT_ULL(vf_idx))) { oct->sriov_info.vf_drv_loaded_mask |= BIT_ULL(vf_idx); dev_info(&oct->pci_dev->dev, "driver for VF%d was loaded\n", vf_idx); - try_module_get(THIS_MODULE); + if (!cores_crashed) + try_module_get(THIS_MODULE); } } else if (notice == VF_DRV_REMOVED) { if (oct->sriov_info.vf_drv_loaded_mask & BIT_ULL(vf_idx)) { oct->sriov_info.vf_drv_loaded_mask &= ~BIT_ULL(vf_idx); dev_info(&oct->pci_dev->dev, "driver for VF%d was removed\n", vf_idx); - module_put(THIS_MODULE); + if (!cores_crashed) + module_put(THIS_MODULE); } } else if (notice == VF_DRV_MACADDR_CHANGED) { u8 *b = (u8 *)&data[1]; @@ -4447,14 +4516,16 @@ static int octeon_device_init(struct octeon_device *octeon_dev) if (OCTEON_CN23XX_PF(octeon_dev)) { if (!cn23xx_fw_loaded(octeon_dev)) { fw_loaded = 0; - /* Do a soft reset of the Octeon device. */ - if (octeon_dev->fn_list.soft_reset(octeon_dev)) - return 1; - /* things might have changed */ - if (!cn23xx_fw_loaded(octeon_dev)) - fw_loaded = 0; - else - fw_loaded = 1; + if (!fw_type_is_none()) { + /* Do a soft reset of the Octeon device. */ + if (octeon_dev->fn_list.soft_reset(octeon_dev)) + return 1; + /* things might have changed */ + if (!cn23xx_fw_loaded(octeon_dev)) + fw_loaded = 0; + else + fw_loaded = 1; + } } else { fw_loaded = 1; } diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c index 7b83be4ce1fe..34c77821fad9 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c @@ -16,6 +16,7 @@ * NONINFRINGEMENT. See the GNU General Public License for more details. ***********************************************************************/ #include <linux/module.h> +#include <linux/interrupt.h> #include <linux/pci.h> #include <net/vxlan.h> #include "liquidio_common.h" @@ -39,12 +40,6 @@ MODULE_PARM_DESC(debug, "NETIF_MSG debug bits"); #define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK) -/* Bit mask values for lio->ifstate */ -#define LIO_IFSTATE_DROQ_OPS 0x01 -#define LIO_IFSTATE_REGISTERED 0x02 -#define LIO_IFSTATE_RUNNING 0x04 -#define LIO_IFSTATE_RX_TIMESTAMP_ENABLED 0x08 - struct liquidio_if_cfg_context { int octeon_id; @@ -336,36 +331,6 @@ static struct pci_driver liquidio_vf_pci_driver = { }; /** - * \brief check interface state - * @param lio per-network private data - * @param state_flag flag state to check - */ -static int ifstate_check(struct lio *lio, int state_flag) -{ - return atomic_read(&lio->ifstate) & state_flag; -} - -/** - * \brief set interface state - * @param lio per-network private data - * @param state_flag flag state to set - */ -static void ifstate_set(struct lio *lio, int state_flag) -{ - atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) | state_flag)); -} - -/** - * \brief clear interface state - * @param lio per-network private data - * @param state_flag flag state to clear - */ -static void ifstate_reset(struct lio *lio, int state_flag) -{ - atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) & ~(state_flag))); -} - -/** * \brief Stop Tx queues * @param netdev network device */ @@ -506,7 +471,8 @@ static void delete_glists(struct lio *lio) kfree(g); } while (g); - if (lio->glists_virt_base && lio->glists_virt_base[i]) { + if (lio->glists_virt_base && lio->glists_virt_base[i] && + lio->glists_dma_base && lio->glists_dma_base[i]) { lio_dma_free(lio->oct_dev, lio->glist_entry_size * lio->tx_qsize, lio->glists_virt_base[i], @@ -722,13 +688,12 @@ static void update_txq_status(struct octeon_device *oct, int iq_num) netif_wake_subqueue(netdev, iq->q_index); INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, iq_num, tx_restart, 1); - } else { - if (!octnet_iq_is_full(oct, lio->txq)) { - INCR_INSTRQUEUE_PKT_COUNT( - lio->oct_dev, lio->txq, tx_restart, 1); - wake_q(netdev, lio->txq); - } } + } else if (netif_queue_stopped(netdev) && lio->linfo.link.s.link_up && + (!octnet_iq_is_full(oct, lio->txq))) { + INCR_INSTRQUEUE_PKT_COUNT(lio->oct_dev, + lio->txq, tx_restart, 1); + netif_wake_queue(netdev); } } @@ -780,6 +745,7 @@ liquidio_msix_intr_handler(int irq __attribute__((unused)), void *dev) static int octeon_setup_interrupt(struct octeon_device *oct) { struct msix_entry *msix_entries; + char *queue_irq_names = NULL; int num_alloc_ioq_vectors; int num_ioq_vectors; int irqret; @@ -788,10 +754,25 @@ static int octeon_setup_interrupt(struct octeon_device *oct) if (oct->msix_on) { oct->num_msix_irqs = oct->sriov_info.rings_per_vf; + /* allocate storage for the names assigned to each irq */ + oct->irq_name_storage = + kcalloc(MAX_IOQ_INTERRUPTS_PER_VF, INTRNAMSIZ, + GFP_KERNEL); + if (!oct->irq_name_storage) { + dev_err(&oct->pci_dev->dev, "Irq name storage alloc failed...\n"); + return -ENOMEM; + } + + queue_irq_names = oct->irq_name_storage; + oct->msix_entries = kcalloc( oct->num_msix_irqs, sizeof(struct msix_entry), GFP_KERNEL); - if (!oct->msix_entries) - return 1; + if (!oct->msix_entries) { + dev_err(&oct->pci_dev->dev, "Memory Alloc failed...\n"); + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return -ENOMEM; + } msix_entries = (struct msix_entry *)oct->msix_entries; @@ -805,16 +786,23 @@ static int octeon_setup_interrupt(struct octeon_device *oct) dev_err(&oct->pci_dev->dev, "unable to Allocate MSI-X interrupts\n"); kfree(oct->msix_entries); oct->msix_entries = NULL; - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return num_alloc_ioq_vectors; } dev_dbg(&oct->pci_dev->dev, "OCTEON: Enough MSI-X interrupts are allocated...\n"); num_ioq_vectors = oct->num_msix_irqs; for (i = 0; i < num_ioq_vectors; i++) { + snprintf(&queue_irq_names[IRQ_NAME_OFF(i)], INTRNAMSIZ, + "LiquidIO%u-vf%u-rxtx-%u", + oct->octeon_id, oct->vf_num, i); + irqret = request_irq(msix_entries[i].vector, liquidio_msix_intr_handler, 0, - "octeon", &oct->ioq_vector[i]); + &queue_irq_names[IRQ_NAME_OFF(i)], + &oct->ioq_vector[i]); if (irqret) { dev_err(&oct->pci_dev->dev, "OCTEON: Request_irq failed for MSIX interrupt Error: %d\n", @@ -830,7 +818,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct) pci_disable_msix(oct->pci_dev); kfree(oct->msix_entries); oct->msix_entries = NULL; - return 1; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; + return irqret; } oct->ioq_vector[i].vector = msix_entries[i].vector; /* assign the cpu mask for this msix interrupt vector */ @@ -975,6 +965,8 @@ static void octeon_destroy_resources(struct octeon_device *oct) pci_disable_msix(oct->pci_dev); kfree(oct->msix_entries); oct->msix_entries = NULL; + kfree(oct->irq_name_storage); + oct->irq_name_storage = NULL; } /* Soft reset the octeon device before exiting */ if (oct->pci_dev->reset_fn) @@ -1163,6 +1155,8 @@ static void liquidio_destroy_nic_device(struct octeon_device *oct, int ifidx) if (atomic_read(&lio->ifstate) & LIO_IFSTATE_REGISTERED) unregister_netdev(netdev); + cleanup_rx_oom_poll_fn(netdev); + cleanup_link_status_change_wq(netdev); delete_glists(lio); @@ -1642,8 +1636,12 @@ static int liquidio_napi_poll(struct napi_struct *napi, int budget) /* Flush the instruction queue */ iq = oct->instr_queue[iq_no]; if (iq) { - /* Process iq buffers with in the budget limits */ - tx_done = octeon_flush_iq(oct, iq, budget); + if (atomic_read(&iq->instr_pending)) + /* Process iq buffers with in the budget limits */ + tx_done = octeon_flush_iq(oct, iq, budget); + else + tx_done = 1; + /* Update iq read-index rather than waiting for next interrupt. * Return back if tx_done is false. */ @@ -2486,6 +2484,8 @@ liquidio_vlan_rx_add_vid(struct net_device *netdev, struct lio *lio = GET_LIO(netdev); struct octeon_device *oct = lio->oct_dev; struct octnic_ctrl_pkt nctrl; + struct completion compl; + u16 response_code; int ret = 0; memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); @@ -2497,14 +2497,25 @@ liquidio_vlan_rx_add_vid(struct net_device *netdev, nctrl.wait_time = 100; nctrl.netpndev = (u64)netdev; nctrl.cb_fn = liquidio_link_ctrl_cmd_completion; + init_completion(&compl); + nctrl.completion = &compl; + nctrl.response_code = &response_code; ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl); if (ret < 0) { dev_err(&oct->pci_dev->dev, "Add VLAN filter failed in core (ret: 0x%x)\n", ret); + return -EIO; } - return ret; + if (!wait_for_completion_timeout(&compl, + msecs_to_jiffies(nctrl.wait_time))) + return -EPERM; + + if (READ_ONCE(response_code)) + return -EPERM; + + return 0; } static int @@ -2549,6 +2560,8 @@ static int liquidio_set_rxcsum_command(struct net_device *netdev, int command, struct octnic_ctrl_pkt nctrl; int ret = 0; + memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); + nctrl.ncmd.u64 = 0; nctrl.ncmd.s.cmd = command; nctrl.ncmd.s.param1 = rx_cmd; @@ -2581,6 +2594,8 @@ static int liquidio_vxlan_port_command(struct net_device *netdev, int command, struct octnic_ctrl_pkt nctrl; int ret = 0; + memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); + nctrl.ncmd.u64 = 0; nctrl.ncmd.s.cmd = command; nctrl.ncmd.s.more = vxlan_cmd_bit; @@ -3003,6 +3018,9 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) if (setup_link_status_change_wq(netdev)) goto setup_nic_dev_fail; + if (setup_rx_oom_poll_fn(netdev)) + goto setup_nic_dev_fail; + /* Register the network device with the OS */ if (register_netdev(netdev)) { dev_err(&octeon_dev->pci_dev->dev, "Device registration failed\n"); @@ -3057,7 +3075,6 @@ setup_nic_wait_intr: */ static int liquidio_init_nic_module(struct octeon_device *oct) { - struct oct_intrmod_cfg *intrmod_cfg; int num_nic_ports = 1; int i, retval = 0; @@ -3079,22 +3096,6 @@ static int liquidio_init_nic_module(struct octeon_device *oct) goto octnet_init_failure; } - /* Initialize interrupt moderation params */ - intrmod_cfg = &((struct octeon_device *)oct)->intrmod; - intrmod_cfg->rx_enable = 1; - intrmod_cfg->check_intrvl = LIO_INTRMOD_CHECK_INTERVAL; - intrmod_cfg->maxpkt_ratethr = LIO_INTRMOD_MAXPKT_RATETHR; - intrmod_cfg->minpkt_ratethr = LIO_INTRMOD_MINPKT_RATETHR; - intrmod_cfg->rx_maxcnt_trigger = LIO_INTRMOD_RXMAXCNT_TRIGGER; - intrmod_cfg->rx_maxtmr_trigger = LIO_INTRMOD_RXMAXTMR_TRIGGER; - intrmod_cfg->rx_mintmr_trigger = LIO_INTRMOD_RXMINTMR_TRIGGER; - intrmod_cfg->rx_mincnt_trigger = LIO_INTRMOD_RXMINCNT_TRIGGER; - intrmod_cfg->tx_enable = 1; - intrmod_cfg->tx_maxcnt_trigger = LIO_INTRMOD_TXMAXCNT_TRIGGER; - intrmod_cfg->tx_mincnt_trigger = LIO_INTRMOD_TXMINCNT_TRIGGER; - intrmod_cfg->rx_frames = CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct)); - intrmod_cfg->rx_usecs = CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct)); - intrmod_cfg->tx_frames = CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct)); dev_dbg(&oct->pci_dev->dev, "Network interfaces ready\n"); return retval; diff --git a/drivers/net/ethernet/cavium/liquidio/liquidio_common.h b/drivers/net/ethernet/cavium/liquidio/liquidio_common.h index 294c6f3c6b48..8ea2323d8d67 100644 --- a/drivers/net/ethernet/cavium/liquidio/liquidio_common.h +++ b/drivers/net/ethernet/cavium/liquidio/liquidio_common.h @@ -27,7 +27,7 @@ #define LIQUIDIO_PACKAGE "" #define LIQUIDIO_BASE_MAJOR_VERSION 1 -#define LIQUIDIO_BASE_MINOR_VERSION 4 +#define LIQUIDIO_BASE_MINOR_VERSION 5 #define LIQUIDIO_BASE_MICRO_VERSION 1 #define LIQUIDIO_BASE_VERSION __stringify(LIQUIDIO_BASE_MAJOR_VERSION) "." \ __stringify(LIQUIDIO_BASE_MINOR_VERSION) @@ -83,6 +83,7 @@ enum octeon_tag_type { #define OPCODE_NIC_INTRMOD_CFG 0x08 #define OPCODE_NIC_IF_CFG 0x09 #define OPCODE_NIC_VF_DRV_NOTICE 0x0A +#define OPCODE_NIC_INTRMOD_PARAMS 0x0B #define VF_DRV_LOADED 1 #define VF_DRV_REMOVED -1 #define VF_DRV_MACADDR_CHANGED 2 @@ -100,6 +101,11 @@ enum octeon_tag_type { #define BYTES_PER_DHLEN_UNIT 8 #define MAX_REG_CNT 2000000U +#define INTRNAMSIZ 32 +#define IRQ_NAME_OFF(i) ((i) * INTRNAMSIZ) +#define MAX_IOQ_INTERRUPTS_PER_PF (64 * 2) +#define MAX_IOQ_INTERRUPTS_PER_VF (8 * 2) + static inline u32 incr_index(u32 index, u32 count, u32 max) { @@ -181,6 +187,7 @@ static inline void add_sg_size(struct octeon_sg_entry *sg_entry, #define OCTNET_CMD_Q 0 /* NIC Command types */ +#define OCTNET_CMD_RESET_PF 0x0 #define OCTNET_CMD_CHANGE_MTU 0x1 #define OCTNET_CMD_CHANGE_MACADDR 0x2 #define OCTNET_CMD_CHANGE_DEVFLAGS 0x3 @@ -845,29 +852,6 @@ struct oct_mdio_cmd { #define OCT_LINK_STATS_SIZE (sizeof(struct oct_link_stats)) -/* intrmod: max. packet rate threshold */ -#define LIO_INTRMOD_MAXPKT_RATETHR 196608 -/* intrmod: min. packet rate threshold */ -#define LIO_INTRMOD_MINPKT_RATETHR 9216 -/* intrmod: max. packets to trigger interrupt */ -#define LIO_INTRMOD_RXMAXCNT_TRIGGER 384 -/* intrmod: min. packets to trigger interrupt */ -#define LIO_INTRMOD_RXMINCNT_TRIGGER 0 -/* intrmod: max. time to trigger interrupt */ -#define LIO_INTRMOD_RXMAXTMR_TRIGGER 128 -/* 66xx:intrmod: min. time to trigger interrupt - * (value of 1 is optimum for TCP_RR) - */ -#define LIO_INTRMOD_RXMINTMR_TRIGGER 1 - -/* intrmod: max. packets to trigger interrupt */ -#define LIO_INTRMOD_TXMAXCNT_TRIGGER 64 -/* intrmod: min. packets to trigger interrupt */ -#define LIO_INTRMOD_TXMINCNT_TRIGGER 0 - -/* intrmod: poll interval in seconds */ -#define LIO_INTRMOD_CHECK_INTERVAL 1 - struct oct_intrmod_cfg { u64 rx_enable; u64 tx_enable; diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c index 9675ffbf25e6..e21b477d0159 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c @@ -793,7 +793,7 @@ int octeon_setup_instr_queues(struct octeon_device *oct) u32 num_descs = 0; u32 iq_no = 0; union oct_txpciq txpciq; - int numa_node = cpu_to_node(iq_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); if (OCTEON_CN6XXX(oct)) num_descs = @@ -837,7 +837,7 @@ int octeon_setup_output_queues(struct octeon_device *oct) u32 num_descs = 0; u32 desc_size = 0; u32 oq_no = 0; - int numa_node = cpu_to_node(oq_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); if (OCTEON_CN6XXX(oct)) { num_descs = diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.h b/drivers/net/ethernet/cavium/liquidio/octeon_device.h index c301a3852482..92f67de111aa 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_device.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.h @@ -453,9 +453,6 @@ struct octeon_device { /** List of dispatch functions */ struct octeon_dispatch_list dispatch; - /* Interrupt Moderation */ - struct oct_intrmod_cfg intrmod; - u32 int_status; u64 droq_intr; @@ -517,6 +514,9 @@ struct octeon_device { void *msix_entries; + /* when requesting IRQs, the names are stored here */ + void *irq_name_storage; + struct octeon_sriov_info sriov_info; struct octeon_pf_vf_hs_word pfvf_hsword; @@ -538,6 +538,12 @@ struct octeon_device { u32 priv_flags; void *watchdog_task; + + u32 rx_coalesce_usecs; + u32 rx_max_coalesced_frames; + u32 tx_max_coalesced_frames; + + bool cores_crashed; }; #define OCT_DRV_ONLINE 1 @@ -551,12 +557,6 @@ struct octeon_device { #define CHIP_CONF(oct, TYPE) \ (((struct octeon_ ## TYPE *)((oct)->chip))->conf) -struct oct_intrmod_cmd { - struct octeon_device *oct_dev; - struct octeon_soft_command *sc; - struct oct_intrmod_cfg *cfg; -}; - /*------------------ Function Prototypes ----------------------*/ /** Initialize device list memory */ diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_droq.c b/drivers/net/ethernet/cavium/liquidio/octeon_droq.c index 79f809479af6..286be5539cef 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_droq.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_droq.c @@ -226,8 +226,7 @@ int octeon_init_droq(struct octeon_device *oct, struct octeon_droq *droq; u32 desc_ring_size = 0, c_num_descs = 0, c_buf_size = 0; u32 c_pkts_per_intr = 0, c_refill_threshold = 0; - int orig_node = dev_to_node(&oct->pci_dev->dev); - int numa_node = cpu_to_node(q_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); dev_dbg(&oct->pci_dev->dev, "%s[%d]\n", __func__, q_no); @@ -267,13 +266,8 @@ int octeon_init_droq(struct octeon_device *oct, droq->buffer_size = c_buf_size; desc_ring_size = droq->max_count * OCT_DROQ_DESC_SIZE; - set_dev_node(&oct->pci_dev->dev, numa_node); droq->desc_ring = lio_dma_alloc(oct, desc_ring_size, (dma_addr_t *)&droq->desc_ring_dma); - set_dev_node(&oct->pci_dev->dev, orig_node); - if (!droq->desc_ring) - droq->desc_ring = lio_dma_alloc(oct, desc_ring_size, - (dma_addr_t *)&droq->desc_ring_dma); if (!droq->desc_ring) { dev_err(&oct->pci_dev->dev, @@ -519,6 +513,32 @@ octeon_droq_refill(struct octeon_device *octeon_dev, struct octeon_droq *droq) return desc_refilled; } +/** check if we can allocate packets to get out of oom. + * @param droq - Droq being checked. + * @return does not return anything + */ +void octeon_droq_check_oom(struct octeon_droq *droq) +{ + int desc_refilled; + struct octeon_device *oct = droq->oct_dev; + + if (readl(droq->pkts_credit_reg) <= CN23XX_SLI_DEF_BP) { + spin_lock_bh(&droq->lock); + desc_refilled = octeon_droq_refill(oct, droq); + if (desc_refilled) { + /* Flush the droq descriptor data to memory to be sure + * that when we update the credits the data in memory + * is accurate. + */ + wmb(); + writel(desc_refilled, droq->pkts_credit_reg); + /* make sure mmio write completes */ + mmiowb(); + } + spin_unlock_bh(&droq->lock); + } +} + static inline u32 octeon_droq_get_bufcount(u32 buf_size, u32 total_len) { @@ -970,7 +990,7 @@ int octeon_create_droq(struct octeon_device *oct, u32 desc_size, void *app_ctx) { struct octeon_droq *droq; - int numa_node = cpu_to_node(q_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); if (oct->droq[q_no]) { dev_dbg(&oct->pci_dev->dev, "Droq already in use. Cannot create droq %d again\n", diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_droq.h b/drivers/net/ethernet/cavium/liquidio/octeon_droq.h index 6982c0af5ecc..9781577115e7 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_droq.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_droq.h @@ -426,4 +426,6 @@ int octeon_droq_process_packets(struct octeon_device *oct, int octeon_process_droq_poll_cmd(struct octeon_device *oct, u32 q_no, int cmd, u32 arg); +void octeon_droq_check_oom(struct octeon_droq *droq); + #endif /*__OCTEON_DROQ_H__ */ diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_iq.h b/drivers/net/ethernet/cavium/liquidio/octeon_iq.h index 4608a5af35a3..5063a12613e5 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_iq.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_iq.h @@ -152,7 +152,7 @@ struct octeon_instr_queue { struct oct_iq_stats stats; /** DMA mapped base address of the input descriptor ring. */ - u64 base_addr_dma; + dma_addr_t base_addr_dma; /** Application context */ void *app_ctx; diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_network.h b/drivers/net/ethernet/cavium/liquidio/octeon_network.h index eef2a1e8a7e3..bf483932ff25 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_network.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_network.h @@ -28,6 +28,12 @@ #define LIO_MAX_MTU_SIZE (OCTNET_MAX_FRM_SIZE - OCTNET_FRM_HEADER_SIZE) #define LIO_MIN_MTU_SIZE ETH_MIN_MTU +/* Bit mask values for lio->ifstate */ +#define LIO_IFSTATE_DROQ_OPS 0x01 +#define LIO_IFSTATE_REGISTERED 0x02 +#define LIO_IFSTATE_RUNNING 0x04 +#define LIO_IFSTATE_RX_TIMESTAMP_ENABLED 0x08 + struct oct_nic_stats_resp { u64 rh; struct oct_link_stats stats; @@ -123,6 +129,9 @@ struct lio { /* work queue for txq status */ struct cavium_wq txq_status_wq; + /* work queue for rxq oom status */ + struct cavium_wq rxq_status_wq; + /* work queue for link status */ struct cavium_wq link_status_wq; @@ -132,10 +141,6 @@ struct lio { #define LIO_SIZE (sizeof(struct lio)) #define GET_LIO(netdev) ((struct lio *)netdev_priv(netdev)) -#define CIU3_WDOG(c) (0x1010000020000ULL + ((c) << 3)) -#define CIU3_WDOG_MASK 12ULL -#define LIO_MONITOR_WDOG_EXPIRE 1 -#define LIO_MONITOR_CORE_STUCK_MSGD 2 #define LIO_MAX_CORES 12 /** @@ -146,6 +151,10 @@ struct lio { */ int liquidio_set_feature(struct net_device *netdev, int cmd, u16 param1); +int setup_rx_oom_poll_fn(struct net_device *netdev); + +void cleanup_rx_oom_poll_fn(struct net_device *netdev); + /** * \brief Link control command completion callback * @param nctrl_ptr pointer to control packet structure @@ -438,4 +447,34 @@ static inline void octeon_fast_packet_next(struct octeon_droq *droq, get_rbd(droq->recv_buf_list[idx].buffer), copy_len); } +/** + * \brief check interface state + * @param lio per-network private data + * @param state_flag flag state to check + */ +static inline int ifstate_check(struct lio *lio, int state_flag) +{ + return atomic_read(&lio->ifstate) & state_flag; +} + +/** + * \brief set interface state + * @param lio per-network private data + * @param state_flag flag state to set + */ +static inline void ifstate_set(struct lio *lio, int state_flag) +{ + atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) | state_flag)); +} + +/** + * \brief clear interface state + * @param lio per-network private data + * @param state_flag flag state to clear + */ +static inline void ifstate_reset(struct lio *lio, int state_flag) +{ + atomic_set(&lio->ifstate, (atomic_read(&lio->ifstate) & ~(state_flag))); +} + #endif diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_nic.c b/drivers/net/ethernet/cavium/liquidio/octeon_nic.c index 0243be8dd56f..b457cf23fce6 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_nic.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_nic.c @@ -100,14 +100,16 @@ static void octnet_link_ctrl_callback(struct octeon_device *oct, nctrl = (struct octnic_ctrl_pkt *)sc->ctxptr; - /* Call the callback function if status is OK. - * Status is OK only if a response was expected and core returned - * success. + /* Call the callback function if status is zero (meaning OK) or status + * contains a firmware status code bigger than zero (meaning the + * firmware is reporting an error). * If no response was expected, status is OK if the command was posted * successfully. */ - if (!status && nctrl->cb_fn) + if ((!status || status > FIRMWARE_STATUS_CODE(0)) && nctrl->cb_fn) { + nctrl->status = status; nctrl->cb_fn(nctrl); + } octeon_free_soft_command(oct, sc); } diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_nic.h b/drivers/net/ethernet/cavium/liquidio/octeon_nic.h index 0c7a5c9b2932..6480ef863441 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_nic.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_nic.h @@ -62,6 +62,10 @@ struct octnic_ctrl_pkt { /** Callback function called when the command has been fetched */ octnic_ctrl_pkt_cb_fn_t cb_fn; + + u32 status; + u16 *response_code; + struct completion *completion; }; #define MAX_UDD_SIZE(nctrl) (sizeof((nctrl)->udd)) diff --git a/drivers/net/ethernet/cavium/liquidio/request_manager.c b/drivers/net/ethernet/cavium/liquidio/request_manager.c index 707bc15adec6..261f448f9de2 100644 --- a/drivers/net/ethernet/cavium/liquidio/request_manager.c +++ b/drivers/net/ethernet/cavium/liquidio/request_manager.c @@ -62,8 +62,7 @@ int octeon_init_instr_queue(struct octeon_device *oct, u32 iq_no = (u32)txpciq.s.q_no; u32 q_size; struct cavium_wq *db_wq; - int orig_node = dev_to_node(&oct->pci_dev->dev); - int numa_node = cpu_to_node(iq_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); if (OCTEON_CN6XXX(oct)) conf = &(CFG_GET_IQ_CFG(CHIP_CONF(oct, cn6xxx))); @@ -91,13 +90,7 @@ int octeon_init_instr_queue(struct octeon_device *oct, iq->oct_dev = oct; - set_dev_node(&oct->pci_dev->dev, numa_node); - iq->base_addr = lio_dma_alloc(oct, q_size, - (dma_addr_t *)&iq->base_addr_dma); - set_dev_node(&oct->pci_dev->dev, orig_node); - if (!iq->base_addr) - iq->base_addr = lio_dma_alloc(oct, q_size, - (dma_addr_t *)&iq->base_addr_dma); + iq->base_addr = lio_dma_alloc(oct, q_size, &iq->base_addr_dma); if (!iq->base_addr) { dev_err(&oct->pci_dev->dev, "Cannot allocate memory for instr queue %d\n", iq_no); @@ -211,7 +204,7 @@ int octeon_setup_iq(struct octeon_device *oct, void *app_ctx) { u32 iq_no = (u32)txpciq.s.q_no; - int numa_node = cpu_to_node(iq_no % num_online_cpus()); + int numa_node = dev_to_node(&oct->pci_dev->dev); if (oct->instr_queue[iq_no]) { dev_dbg(&oct->pci_dev->dev, "IQ is in use. Cannot create the IQ: %d again\n", diff --git a/drivers/net/ethernet/cavium/liquidio/response_manager.c b/drivers/net/ethernet/cavium/liquidio/response_manager.c index 2fbaae96b505..3d691c69f74d 100644 --- a/drivers/net/ethernet/cavium/liquidio/response_manager.c +++ b/drivers/net/ethernet/cavium/liquidio/response_manager.c @@ -69,50 +69,53 @@ int lio_process_ordered_list(struct octeon_device *octeon_dev, int resp_to_process = MAX_ORD_REQS_TO_PROCESS; u32 status; u64 status64; - struct octeon_instr_rdp *rdp; - u64 rptr; ordered_sc_list = &octeon_dev->response_list[OCTEON_ORDERED_SC_LIST]; do { spin_lock_bh(&ordered_sc_list->lock); - if (ordered_sc_list->head.next == &ordered_sc_list->head) { + if (list_empty(&ordered_sc_list->head)) { spin_unlock_bh(&ordered_sc_list->lock); return 1; } - sc = (struct octeon_soft_command *)ordered_sc_list-> - head.next; - if (OCTEON_CN23XX_PF(octeon_dev) || - OCTEON_CN23XX_VF(octeon_dev)) { - rdp = (struct octeon_instr_rdp *)&sc->cmd.cmd3.rdp; - rptr = sc->cmd.cmd3.rptr; - } else { - rdp = (struct octeon_instr_rdp *)&sc->cmd.cmd2.rdp; - rptr = sc->cmd.cmd2.rptr; - } + sc = list_first_entry(&ordered_sc_list->head, + struct octeon_soft_command, node); status = OCTEON_REQUEST_PENDING; /* check if octeon has finished DMA'ing a response * to where rptr is pointing to */ - dma_sync_single_for_cpu(&octeon_dev->pci_dev->dev, - rptr, rdp->rlen, - DMA_FROM_DEVICE); status64 = *sc->status_word; if (status64 != COMPLETION_WORD_INIT) { + /* This logic ensures that all 64b have been written. + * 1. check byte 0 for non-FF + * 2. if non-FF, then swap result from BE to host order + * 3. check byte 7 (swapped to 0) for non-FF + * 4. if non-FF, use the low 32-bit status code + * 5. if either byte 0 or byte 7 is FF, don't use status + */ if ((status64 & 0xff) != 0xff) { octeon_swap_8B_data(&status64, 1); if (((status64 & 0xff) != 0xff)) { - status = (u32)(status64 & - 0xffffffffULL); + /* retrieve 16-bit firmware status */ + status = (u32)(status64 & 0xffffULL); + if (status) { + status = + FIRMWARE_STATUS_CODE(status); + } else { + /* i.e. no error */ + status = OCTEON_REQUEST_DONE; + } } } } else if (force_quit || (sc->timeout && time_after(jiffies, (unsigned long)sc->timeout))) { + dev_err(&octeon_dev->pci_dev->dev, "%s: cmd failed, timeout (%ld, %ld)\n", + __func__, (long)jiffies, (long)sc->timeout); status = OCTEON_REQUEST_TIMEOUT; } diff --git a/drivers/net/ethernet/cavium/liquidio/response_manager.h b/drivers/net/ethernet/cavium/liquidio/response_manager.h index cbb2d84e8932..9169c2815dba 100644 --- a/drivers/net/ethernet/cavium/liquidio/response_manager.h +++ b/drivers/net/ethernet/cavium/liquidio/response_manager.h @@ -78,6 +78,8 @@ enum { /*------------ Error codes used by host driver -----------------*/ #define DRIVER_MAJOR_ERROR_CODE 0x0000 +/*------ Error codes used by firmware (bits 15..0 set by firmware */ +#define FIRMWARE_MAJOR_ERROR_CODE 0x0001 /** A value of 0x00000000 indicates no error i.e. success */ #define DRIVER_ERROR_NONE 0x00000000 @@ -116,6 +118,9 @@ enum { }; +#define FIRMWARE_STATUS_CODE(status) \ + ((FIRMWARE_MAJOR_ERROR_CODE << 16) | (status)) + /** Initialize the response lists. The number of response lists to create is * given by count. * @param octeon_dev - the octeon device structure. diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h index 2269ff562d95..6fb44218bf55 100644 --- a/drivers/net/ethernet/cavium/thunder/nic.h +++ b/drivers/net/ethernet/cavium/thunder/nic.h @@ -319,9 +319,7 @@ struct nicvf { struct bgx_stats bgx_stats; /* MSI-X */ - bool msix_enabled; u8 num_vec; - struct msix_entry msix_entries[NIC_VF_MSIX_VECTORS]; char irq_name[NIC_VF_MSIX_VECTORS][IFNAMSIZ + 15]; bool irq_allocated[NIC_VF_MSIX_VECTORS]; cpumask_var_t affinity_mask[NIC_VF_MSIX_VECTORS]; diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index 767234e2e8f9..fb770b0182d3 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -65,9 +65,7 @@ struct nicpf { bool mbx_lock[MAX_NUM_VFS_SUPPORTED]; /* MSI-X */ - bool msix_enabled; u8 num_vec; - struct msix_entry *msix_entries; bool irq_allocated[NIC_PF_MSIX_VECTORS]; char irq_name[NIC_PF_MSIX_VECTORS][20]; }; @@ -1088,7 +1086,7 @@ static irqreturn_t nic_mbx_intr_handler(int irq, void *nic_irq) u64 intr; u8 vf, vf_per_mbx_reg = 64; - if (irq == nic->msix_entries[NIC_PF_INTR_ID_MBOX0].vector) + if (irq == pci_irq_vector(nic->pdev, NIC_PF_INTR_ID_MBOX0)) mbx = 0; else mbx = 1; @@ -1107,51 +1105,13 @@ static irqreturn_t nic_mbx_intr_handler(int irq, void *nic_irq) return IRQ_HANDLED; } -static int nic_enable_msix(struct nicpf *nic) -{ - int i, ret; - - nic->num_vec = pci_msix_vec_count(nic->pdev); - - nic->msix_entries = kmalloc_array(nic->num_vec, - sizeof(struct msix_entry), - GFP_KERNEL); - if (!nic->msix_entries) - return -ENOMEM; - - for (i = 0; i < nic->num_vec; i++) - nic->msix_entries[i].entry = i; - - ret = pci_enable_msix(nic->pdev, nic->msix_entries, nic->num_vec); - if (ret) { - dev_err(&nic->pdev->dev, - "Request for #%d msix vectors failed, returned %d\n", - nic->num_vec, ret); - kfree(nic->msix_entries); - return ret; - } - - nic->msix_enabled = 1; - return 0; -} - -static void nic_disable_msix(struct nicpf *nic) -{ - if (nic->msix_enabled) { - pci_disable_msix(nic->pdev); - kfree(nic->msix_entries); - nic->msix_enabled = 0; - nic->num_vec = 0; - } -} - static void nic_free_all_interrupts(struct nicpf *nic) { int irq; for (irq = 0; irq < nic->num_vec; irq++) { if (nic->irq_allocated[irq]) - free_irq(nic->msix_entries[irq].vector, nic); + free_irq(pci_irq_vector(nic->pdev, irq), nic); nic->irq_allocated[irq] = false; } } @@ -1159,18 +1119,24 @@ static void nic_free_all_interrupts(struct nicpf *nic) static int nic_register_interrupts(struct nicpf *nic) { int i, ret; + nic->num_vec = pci_msix_vec_count(nic->pdev); /* Enable MSI-X */ - ret = nic_enable_msix(nic); - if (ret) - return ret; + ret = pci_alloc_irq_vectors(nic->pdev, nic->num_vec, nic->num_vec, + PCI_IRQ_MSIX); + if (ret < 0) { + dev_err(&nic->pdev->dev, + "Request for #%d msix vectors failed, returned %d\n", + nic->num_vec, ret); + return 1; + } /* Register mailbox interrupt handler */ for (i = NIC_PF_INTR_ID_MBOX0; i < nic->num_vec; i++) { sprintf(nic->irq_name[i], "NICPF Mbox%d", (i - NIC_PF_INTR_ID_MBOX0)); - ret = request_irq(nic->msix_entries[i].vector, + ret = request_irq(pci_irq_vector(nic->pdev, i), nic_mbx_intr_handler, 0, nic->irq_name[i], nic); if (ret) @@ -1186,14 +1152,16 @@ static int nic_register_interrupts(struct nicpf *nic) fail: dev_err(&nic->pdev->dev, "Request irq failed\n"); nic_free_all_interrupts(nic); - nic_disable_msix(nic); + pci_free_irq_vectors(nic->pdev); + nic->num_vec = 0; return ret; } static void nic_unregister_interrupts(struct nicpf *nic) { nic_free_all_interrupts(nic); - nic_disable_msix(nic); + pci_free_irq_vectors(nic->pdev); + nic->num_vec = 0; } static int nic_num_sqs_en(struct nicpf *nic, int vf_en) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 24017588f531..81a2fcb3cb1b 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -882,38 +882,9 @@ static irqreturn_t nicvf_qs_err_intr_handler(int irq, void *nicvf_irq) return IRQ_HANDLED; } -static int nicvf_enable_msix(struct nicvf *nic) -{ - int ret, vec; - - nic->num_vec = NIC_VF_MSIX_VECTORS; - - for (vec = 0; vec < nic->num_vec; vec++) - nic->msix_entries[vec].entry = vec; - - ret = pci_enable_msix(nic->pdev, nic->msix_entries, nic->num_vec); - if (ret) { - netdev_err(nic->netdev, - "Req for #%d msix vectors failed\n", nic->num_vec); - return 0; - } - nic->msix_enabled = 1; - return 1; -} - -static void nicvf_disable_msix(struct nicvf *nic) -{ - if (nic->msix_enabled) { - pci_disable_msix(nic->pdev); - nic->msix_enabled = 0; - nic->num_vec = 0; - } -} - static void nicvf_set_irq_affinity(struct nicvf *nic) { int vec, cpu; - int irqnum; for (vec = 0; vec < nic->num_vec; vec++) { if (!nic->irq_allocated[vec]) @@ -930,15 +901,14 @@ static void nicvf_set_irq_affinity(struct nicvf *nic) cpumask_set_cpu(cpumask_local_spread(cpu, nic->node), nic->affinity_mask[vec]); - irqnum = nic->msix_entries[vec].vector; - irq_set_affinity_hint(irqnum, nic->affinity_mask[vec]); + irq_set_affinity_hint(pci_irq_vector(nic->pdev, vec), + nic->affinity_mask[vec]); } } static int nicvf_register_interrupts(struct nicvf *nic) { int irq, ret = 0; - int vector; for_each_cq_irq(irq) sprintf(nic->irq_name[irq], "%s-rxtx-%d", @@ -957,8 +927,8 @@ static int nicvf_register_interrupts(struct nicvf *nic) /* Register CQ interrupts */ for (irq = 0; irq < nic->qs->cq_cnt; irq++) { - vector = nic->msix_entries[irq].vector; - ret = request_irq(vector, nicvf_intr_handler, + ret = request_irq(pci_irq_vector(nic->pdev, irq), + nicvf_intr_handler, 0, nic->irq_name[irq], nic->napi[irq]); if (ret) goto err; @@ -968,8 +938,8 @@ static int nicvf_register_interrupts(struct nicvf *nic) /* Register RBDR interrupt */ for (irq = NICVF_INTR_ID_RBDR; irq < (NICVF_INTR_ID_RBDR + nic->qs->rbdr_cnt); irq++) { - vector = nic->msix_entries[irq].vector; - ret = request_irq(vector, nicvf_rbdr_intr_handler, + ret = request_irq(pci_irq_vector(nic->pdev, irq), + nicvf_rbdr_intr_handler, 0, nic->irq_name[irq], nic); if (ret) goto err; @@ -981,7 +951,7 @@ static int nicvf_register_interrupts(struct nicvf *nic) nic->pnicvf->netdev->name, nic->sqs_mode ? (nic->sqs_id + 1) : 0); irq = NICVF_INTR_ID_QS_ERR; - ret = request_irq(nic->msix_entries[irq].vector, + ret = request_irq(pci_irq_vector(nic->pdev, irq), nicvf_qs_err_intr_handler, 0, nic->irq_name[irq], nic); if (ret) @@ -1001,6 +971,7 @@ err: static void nicvf_unregister_interrupts(struct nicvf *nic) { + struct pci_dev *pdev = nic->pdev; int irq; /* Free registered interrupts */ @@ -1008,19 +979,20 @@ static void nicvf_unregister_interrupts(struct nicvf *nic) if (!nic->irq_allocated[irq]) continue; - irq_set_affinity_hint(nic->msix_entries[irq].vector, NULL); + irq_set_affinity_hint(pci_irq_vector(pdev, irq), NULL); free_cpumask_var(nic->affinity_mask[irq]); if (irq < NICVF_INTR_ID_SQ) - free_irq(nic->msix_entries[irq].vector, nic->napi[irq]); + free_irq(pci_irq_vector(pdev, irq), nic->napi[irq]); else - free_irq(nic->msix_entries[irq].vector, nic); + free_irq(pci_irq_vector(pdev, irq), nic); nic->irq_allocated[irq] = false; } /* Disable MSI-X */ - nicvf_disable_msix(nic); + pci_free_irq_vectors(pdev); + nic->num_vec = 0; } /* Initialize MSIX vectors and register MISC interrupt. @@ -1032,16 +1004,22 @@ static int nicvf_register_misc_interrupt(struct nicvf *nic) int irq = NICVF_INTR_ID_MISC; /* Return if mailbox interrupt is already registered */ - if (nic->msix_enabled) + if (nic->pdev->msix_enabled) return 0; /* Enable MSI-X */ - if (!nicvf_enable_msix(nic)) + nic->num_vec = pci_msix_vec_count(nic->pdev); + ret = pci_alloc_irq_vectors(nic->pdev, nic->num_vec, nic->num_vec, + PCI_IRQ_MSIX); + if (ret < 0) { + netdev_err(nic->netdev, + "Req for #%d msix vectors failed\n", nic->num_vec); return 1; + } sprintf(nic->irq_name[irq], "%s Mbox", "NICVF"); /* Register Misc interrupt */ - ret = request_irq(nic->msix_entries[irq].vector, + ret = request_irq(pci_irq_vector(nic->pdev, irq), nicvf_misc_intr_handler, 0, nic->irq_name[irq], nic); if (ret) @@ -1164,7 +1142,7 @@ int nicvf_stop(struct net_device *netdev) /* Wait for pending IRQ handlers to finish */ for (irq = 0; irq < nic->num_vec; irq++) - synchronize_irq(nic->msix_entries[irq].vector); + synchronize_irq(pci_irq_vector(nic->pdev, irq)); tasklet_kill(&nic->rbdr_task); tasklet_kill(&nic->qs_err_task); @@ -1365,7 +1343,7 @@ static int nicvf_set_mac_address(struct net_device *netdev, void *p) memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); - if (nic->msix_enabled) { + if (nic->pdev->msix_enabled) { if (nicvf_hw_set_mac_addr(nic, netdev)) return -EBUSY; } else { @@ -1665,8 +1643,9 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto err_unregister_interrupts; - netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_SG | - NETIF_F_TSO | NETIF_F_GRO | + netdev->hw_features = (NETIF_F_RXCSUM | NETIF_F_SG | + NETIF_F_TSO | NETIF_F_GRO | NETIF_F_TSO6 | + NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_HW_VLAN_CTAG_RX); netdev->hw_features |= NETIF_F_RXHASH; @@ -1674,7 +1653,8 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->features |= netdev->hw_features; netdev->hw_features |= NETIF_F_LOOPBACK; - netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; + netdev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6; netdev->netdev_ops = &nicvf_netdev_ops; netdev->watchdog_timeo = NICVF_TX_TIMEOUT; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index f13289f0d238..7b0fd8d871cc 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -1094,7 +1094,13 @@ nicvf_sq_add_hdr_subdesc(struct nicvf *nic, struct snd_queue *sq, int qentry, { int proto; struct sq_hdr_subdesc *hdr; + union { + struct iphdr *v4; + struct ipv6hdr *v6; + unsigned char *hdr; + } ip; + ip.hdr = skb_network_header(skb); hdr = (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, qentry); memset(hdr, 0, SND_QUEUE_DESC_SIZE); hdr->subdesc_type = SQ_DESC_TYPE_HEADER; @@ -1119,7 +1125,9 @@ nicvf_sq_add_hdr_subdesc(struct nicvf *nic, struct snd_queue *sq, int qentry, hdr->l3_offset = skb_network_offset(skb); hdr->l4_offset = skb_transport_offset(skb); - proto = ip_hdr(skb)->protocol; + proto = (ip.v4->version == 4) ? ip.v4->protocol : + ip.v6->nexthdr; + switch (proto) { case IPPROTO_TCP: hdr->csum_l4 = SEND_L4_CSUM_TCP; diff --git a/drivers/net/ethernet/chelsio/cxgb/common.h b/drivers/net/ethernet/chelsio/cxgb/common.h index 6916c62f2487..94b9482f14a5 100644 --- a/drivers/net/ethernet/chelsio/cxgb/common.h +++ b/drivers/net/ethernet/chelsio/cxgb/common.h @@ -223,7 +223,6 @@ struct port_info { struct cmac *mac; struct cphy *phy; struct link_config link_config; - struct net_device_stats netstats; }; struct sge; diff --git a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c index d8aff7a4b3c7..8623be13bf86 100644 --- a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c +++ b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c @@ -296,7 +296,7 @@ static struct net_device_stats *t1_get_stats(struct net_device *dev) { struct adapter *adapter = dev->ml_priv; struct port_info *p = &adapter->port[dev->if_port]; - struct net_device_stats *ns = &p->netstats; + struct net_device_stats *ns = &dev->stats; const struct cmac_statistics *pstats; /* Do a full update of the MAC stats */ diff --git a/drivers/net/ethernet/chelsio/cxgb3/adapter.h b/drivers/net/ethernet/chelsio/cxgb3/adapter.h index 8b395b537330..087ff0ffb597 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/adapter.h +++ b/drivers/net/ethernet/chelsio/cxgb3/adapter.h @@ -72,7 +72,6 @@ struct port_info { struct cphy phy; struct cmac mac; struct link_config link_config; - struct net_device_stats netstats; int activity; __be32 iscsi_ipv4addr; struct iscsi_config iscsic; diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index d76491676b51..2ff6bd139c96 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -1489,7 +1489,7 @@ static struct net_device_stats *cxgb_get_stats(struct net_device *dev) { struct port_info *pi = netdev_priv(dev); struct adapter *adapter = pi->adapter; - struct net_device_stats *ns = &pi->netstats; + struct net_device_stats *ns = &dev->stats; const struct mac_stats *pstats; spin_lock(&adapter->stats_lock); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index afb0967d2ce6..aa7101953e64 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2338,6 +2338,10 @@ int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid, f->locked = 1; f->fs.rpttid = 1; + /* Save the actual tid. We need this to get the corresponding + * filter entry structure in filter_rpl. + */ + f->tid = stid + adap->tids.ftid_base; ret = set_filter_wr(adap, stid); if (ret) { clear_filter(adap, f); diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 87000cd39737..0de8eb72325c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -6369,7 +6369,6 @@ int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, unsigned int stat_len = cache_line_size > 64 ? 128 : 64; unsigned int fl_align = cache_line_size < 32 ? 32 : cache_line_size; unsigned int fl_align_log = fls(fl_align) - 1; - unsigned int ingpad; t4_write_reg(adap, SGE_HOST_PAGE_SIZE_A, HOSTPAGESIZEPF0_V(sge_hps) | @@ -6389,6 +6388,10 @@ int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, INGPADBOUNDARY_SHIFT_X) | EGRSTATUSPAGESIZE_V(stat_len != 64)); } else { + unsigned int pack_align; + unsigned int ingpad, ingpack; + unsigned int pcie_cap; + /* T5 introduced the separation of the Free List Padding and * Packing Boundaries. Thus, we can select a smaller Padding * Boundary to avoid uselessly chewing up PCIe Link and Memory @@ -6401,27 +6404,62 @@ int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, * Size (the minimum unit of transfer to/from Memory). If we * have a Padding Boundary which is smaller than the Memory * Line Size, that'll involve a Read-Modify-Write cycle on the - * Memory Controller which is never good. For T5 the smallest - * Padding Boundary which we can select is 32 bytes which is - * larger than any known Memory Controller Line Size so we'll - * use that. - * - * T5 has a different interpretation of the "0" value for the - * Packing Boundary. This corresponds to 16 bytes instead of - * the expected 32 bytes. We never have a Packing Boundary - * less than 32 bytes so we can't use that special value but - * on the other hand, if we wanted 32 bytes, the best we can - * really do is 64 bytes. - */ - if (fl_align <= 32) { + * Memory Controller which is never good. + */ + + /* We want the Packing Boundary to be based on the Cache Line + * Size in order to help avoid False Sharing performance + * issues between CPUs, etc. We also want the Packing + * Boundary to incorporate the PCI-E Maximum Payload Size. We + * get best performance when the Packing Boundary is a + * multiple of the Maximum Payload Size. + */ + pack_align = fl_align; + pcie_cap = pci_find_capability(adap->pdev, PCI_CAP_ID_EXP); + if (pcie_cap) { + unsigned int mps, mps_log; + u16 devctl; + + /* The PCIe Device Control Maximum Payload Size field + * [bits 7:5] encodes sizes as powers of 2 starting at + * 128 bytes. + */ + pci_read_config_word(adap->pdev, + pcie_cap + PCI_EXP_DEVCTL, + &devctl); + mps_log = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5) + 7; + mps = 1 << mps_log; + if (mps > pack_align) + pack_align = mps; + } + + /* N.B. T5/T6 have a crazy special interpretation of the "0" + * value for the Packing Boundary. This corresponds to 16 + * bytes instead of the expected 32 bytes. So if we want 32 + * bytes, the best we can really do is 64 bytes ... + */ + if (pack_align <= 16) { + ingpack = INGPACKBOUNDARY_16B_X; + fl_align = 16; + } else if (pack_align == 32) { + ingpack = INGPACKBOUNDARY_64B_X; fl_align = 64; - fl_align_log = 6; + } else { + unsigned int pack_align_log = fls(pack_align) - 1; + + ingpack = pack_align_log - INGPACKBOUNDARY_SHIFT_X; + fl_align = pack_align; } + /* Use the smallest Ingress Padding which isn't smaller than + * the Memory Controller Read/Write Size. We'll take that as + * being 8 bytes since we don't know of any system with a + * wider Memory Controller Bus Width. + */ if (is_t5(adap->params.chip)) - ingpad = INGPCIEBOUNDARY_32B_X; + ingpad = INGPADBOUNDARY_32B_X; else - ingpad = T6_INGPADBOUNDARY_32B_X; + ingpad = T6_INGPADBOUNDARY_8B_X; t4_set_reg_field(adap, SGE_CONTROL_A, INGPADBOUNDARY_V(INGPADBOUNDARY_M) | @@ -6430,8 +6468,7 @@ int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, EGRSTATUSPAGESIZE_V(stat_len != 64)); t4_set_reg_field(adap, SGE_CONTROL2_A, INGPACKBOUNDARY_V(INGPACKBOUNDARY_M), - INGPACKBOUNDARY_V(fl_align_log - - INGPACKBOUNDARY_SHIFT_X)); + INGPACKBOUNDARY_V(ingpack)); } /* * Adjust various SGE Free List Host Buffer Sizes. diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_values.h b/drivers/net/ethernet/chelsio/cxgb4/t4_values.h index 36cf3073ca37..f6558cbfc54e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_values.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_values.h @@ -54,11 +54,15 @@ #define INGPADBOUNDARY_SHIFT_X 5 #define T6_INGPADBOUNDARY_SHIFT_X 3 +#define T6_INGPADBOUNDARY_8B_X 0 #define T6_INGPADBOUNDARY_32B_X 2 +#define INGPADBOUNDARY_32B_X 0 + /* CONTROL2 register */ #define INGPACKBOUNDARY_SHIFT_X 5 #define INGPACKBOUNDARY_16B_X 0 +#define INGPACKBOUNDARY_64B_X 1 /* GTS register */ #define SGE_TIMERREGS 6 diff --git a/drivers/net/ethernet/dec/tulip/de2104x.c b/drivers/net/ethernet/dec/tulip/de2104x.c index 127ce9707378..91b8f6f5a765 100644 --- a/drivers/net/ethernet/dec/tulip/de2104x.c +++ b/drivers/net/ethernet/dec/tulip/de2104x.c @@ -312,8 +312,6 @@ struct de_private { u32 msg_enable; - struct net_device_stats net_stats; - struct pci_dev *pdev; u16 setup_frame[DE_SETUP_FRAME_WORDS]; @@ -388,14 +386,14 @@ static void de_rx_err_acct (struct de_private *de, unsigned rx_tail, netif_warn(de, rx_err, de->dev, "Oversized Ethernet frame spanned multiple buffers, status %08x!\n", status); - de->net_stats.rx_length_errors++; + de->dev->stats.rx_length_errors++; } } else if (status & RxError) { /* There was a fatal error. */ - de->net_stats.rx_errors++; /* end of a packet.*/ - if (status & 0x0890) de->net_stats.rx_length_errors++; - if (status & RxErrCRC) de->net_stats.rx_crc_errors++; - if (status & RxErrFIFO) de->net_stats.rx_fifo_errors++; + de->dev->stats.rx_errors++; /* end of a packet.*/ + if (status & 0x0890) de->dev->stats.rx_length_errors++; + if (status & RxErrCRC) de->dev->stats.rx_crc_errors++; + if (status & RxErrFIFO) de->dev->stats.rx_fifo_errors++; } } @@ -423,7 +421,7 @@ static void de_rx (struct de_private *de) mapping = de->rx_skb[rx_tail].mapping; if (unlikely(drop)) { - de->net_stats.rx_dropped++; + de->dev->stats.rx_dropped++; goto rx_next; } @@ -441,7 +439,7 @@ static void de_rx (struct de_private *de) buflen = copying_skb ? (len + RX_OFFSET) : de->rx_buf_sz; copy_skb = netdev_alloc_skb(de->dev, buflen); if (unlikely(!copy_skb)) { - de->net_stats.rx_dropped++; + de->dev->stats.rx_dropped++; drop = 1; rx_work = 100; goto rx_next; @@ -470,8 +468,8 @@ static void de_rx (struct de_private *de) skb->protocol = eth_type_trans (skb, de->dev); - de->net_stats.rx_packets++; - de->net_stats.rx_bytes += skb->len; + de->dev->stats.rx_packets++; + de->dev->stats.rx_bytes += skb->len; rc = netif_rx (skb); if (rc == NET_RX_DROP) drop = 1; @@ -572,18 +570,18 @@ static void de_tx (struct de_private *de) netif_dbg(de, tx_err, de->dev, "tx err, status 0x%x\n", status); - de->net_stats.tx_errors++; + de->dev->stats.tx_errors++; if (status & TxOWC) - de->net_stats.tx_window_errors++; + de->dev->stats.tx_window_errors++; if (status & TxMaxCol) - de->net_stats.tx_aborted_errors++; + de->dev->stats.tx_aborted_errors++; if (status & TxLinkFail) - de->net_stats.tx_carrier_errors++; + de->dev->stats.tx_carrier_errors++; if (status & TxFIFOUnder) - de->net_stats.tx_fifo_errors++; + de->dev->stats.tx_fifo_errors++; } else { - de->net_stats.tx_packets++; - de->net_stats.tx_bytes += skb->len; + de->dev->stats.tx_packets++; + de->dev->stats.tx_bytes += skb->len; netif_dbg(de, tx_done, de->dev, "tx done, slot %d\n", tx_tail); } @@ -814,9 +812,9 @@ static void de_set_rx_mode (struct net_device *dev) static inline void de_rx_missed(struct de_private *de, u32 rx_missed) { if (unlikely(rx_missed & RxMissedOver)) - de->net_stats.rx_missed_errors += RxMissedMask; + de->dev->stats.rx_missed_errors += RxMissedMask; else - de->net_stats.rx_missed_errors += (rx_missed & RxMissedMask); + de->dev->stats.rx_missed_errors += (rx_missed & RxMissedMask); } static void __de_get_stats(struct de_private *de) @@ -836,7 +834,7 @@ static struct net_device_stats *de_get_stats(struct net_device *dev) __de_get_stats(de); spin_unlock_irq(&de->lock); - return &de->net_stats; + return &dev->stats; } static inline int de_is_running (struct de_private *de) @@ -1348,7 +1346,7 @@ static void de_clean_rings (struct de_private *de) struct sk_buff *skb = de->tx_skb[i].skb; if ((skb) && (skb != DE_DUMMY_SKB)) { if (skb != DE_SETUP_SKB) { - de->net_stats.tx_dropped++; + de->dev->stats.tx_dropped++; pci_unmap_single(de->pdev, de->tx_skb[i].mapping, skb->len, PCI_DMA_TODEVICE); diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c index 1e350135f11d..778f974e2928 100644 --- a/drivers/net/ethernet/dlink/dl2k.c +++ b/drivers/net/ethernet/dlink/dl2k.c @@ -878,10 +878,10 @@ tx_error (struct net_device *dev, int tx_status) frame_id = (tx_status & 0xffff0000); printk (KERN_ERR "%s: Transmit error, TxStatus %4.4x, FrameId %d.\n", dev->name, tx_status, frame_id); - np->stats.tx_errors++; + dev->stats.tx_errors++; /* Ttransmit Underrun */ if (tx_status & 0x10) { - np->stats.tx_fifo_errors++; + dev->stats.tx_fifo_errors++; dw16(TxStartThresh, dr16(TxStartThresh) + 0x10); /* Transmit Underrun need to set TxReset, DMARest, FIFOReset */ dw16(ASICCtrl + 2, @@ -903,7 +903,7 @@ tx_error (struct net_device *dev, int tx_status) } /* Late Collision */ if (tx_status & 0x04) { - np->stats.tx_fifo_errors++; + dev->stats.tx_fifo_errors++; /* TxReset and clear FIFO */ dw16(ASICCtrl + 2, TxReset | FIFOReset); /* Wait reset done */ @@ -916,13 +916,8 @@ tx_error (struct net_device *dev, int tx_status) /* Let TxStartThresh stay default value */ } /* Maximum Collisions */ -#ifdef ETHER_STATS if (tx_status & 0x08) - np->stats.collisions16++; -#else - if (tx_status & 0x08) - np->stats.collisions++; -#endif + dev->stats.collisions++; /* Restart the Tx */ dw32(MACCtrl, dr16(MACCtrl) | TxEnable); } @@ -952,15 +947,15 @@ receive_packet (struct net_device *dev) break; /* Update rx error statistics, drop packet. */ if (frame_status & RFS_Errors) { - np->stats.rx_errors++; + dev->stats.rx_errors++; if (frame_status & (RxRuntFrame | RxLengthError)) - np->stats.rx_length_errors++; + dev->stats.rx_length_errors++; if (frame_status & RxFCSError) - np->stats.rx_crc_errors++; + dev->stats.rx_crc_errors++; if (frame_status & RxAlignmentError && np->speed != 1000) - np->stats.rx_frame_errors++; + dev->stats.rx_frame_errors++; if (frame_status & RxFIFOOverrun) - np->stats.rx_fifo_errors++; + dev->stats.rx_fifo_errors++; } else { struct sk_buff *skb; @@ -1096,23 +1091,23 @@ get_stats (struct net_device *dev) /* All statistics registers need to be acknowledged, else statistic overflow could cause problems */ - np->stats.rx_packets += dr32(FramesRcvOk); - np->stats.tx_packets += dr32(FramesXmtOk); - np->stats.rx_bytes += dr32(OctetRcvOk); - np->stats.tx_bytes += dr32(OctetXmtOk); + dev->stats.rx_packets += dr32(FramesRcvOk); + dev->stats.tx_packets += dr32(FramesXmtOk); + dev->stats.rx_bytes += dr32(OctetRcvOk); + dev->stats.tx_bytes += dr32(OctetXmtOk); - np->stats.multicast = dr32(McstFramesRcvdOk); - np->stats.collisions += dr32(SingleColFrames) + dev->stats.multicast = dr32(McstFramesRcvdOk); + dev->stats.collisions += dr32(SingleColFrames) + dr32(MultiColFrames); /* detailed tx errors */ stat_reg = dr16(FramesAbortXSColls); - np->stats.tx_aborted_errors += stat_reg; - np->stats.tx_errors += stat_reg; + dev->stats.tx_aborted_errors += stat_reg; + dev->stats.tx_errors += stat_reg; stat_reg = dr16(CarrierSenseErrors); - np->stats.tx_carrier_errors += stat_reg; - np->stats.tx_errors += stat_reg; + dev->stats.tx_carrier_errors += stat_reg; + dev->stats.tx_errors += stat_reg; /* Clear all other statistic register. */ dr32(McstOctetXmtOk); @@ -1142,7 +1137,7 @@ get_stats (struct net_device *dev) dr16(TCPCheckSumErrors); dr16(UDPCheckSumErrors); dr16(IPCheckSumErrors); - return &np->stats; + return &dev->stats; } static int diff --git a/drivers/net/ethernet/dlink/dl2k.h b/drivers/net/ethernet/dlink/dl2k.h index 5d8ae5320242..10e98ba33ebf 100644 --- a/drivers/net/ethernet/dlink/dl2k.h +++ b/drivers/net/ethernet/dlink/dl2k.h @@ -377,7 +377,6 @@ struct netdev_private { void __iomem *eeprom_addr; spinlock_t tx_lock; spinlock_t rx_lock; - struct net_device_stats stats; unsigned int rx_buf_sz; /* Based on MTU+slack. */ unsigned int speed; /* Operating speed */ unsigned int vlan; /* VLAN Id */ diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c index 23d82748f52b..e863ba74d005 100644 --- a/drivers/net/ethernet/ethoc.c +++ b/drivers/net/ethernet/ethoc.c @@ -1148,14 +1148,14 @@ static int ethoc_probe(struct platform_device *pdev) /* Allow the platform setup code to pass in a MAC address. */ if (pdata) { - memcpy(netdev->dev_addr, pdata->hwaddr, IFHWADDRLEN); + ether_addr_copy(netdev->dev_addr, pdata->hwaddr); priv->phy_id = pdata->phy_id; } else { const void *mac; mac = of_get_mac_address(pdev->dev.of_node); if (mac) - memcpy(netdev->dev_addr, mac, IFHWADDRLEN); + ether_addr_copy(netdev->dev_addr, mac); priv->phy_id = -1; } diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index f819843e2bae..659f1ad37e96 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -16,6 +16,7 @@ #include <linux/module.h> #include <linux/etherdevice.h> +#include <linux/interrupt.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_net.h> diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index ade6b3e4ed13..2153c5bbdd12 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -40,103 +40,128 @@ #define DRV_NAME "ftgmac100" #define DRV_VERSION "0.7" -#define RX_QUEUE_ENTRIES 256 /* must be power of 2 */ -#define TX_QUEUE_ENTRIES 512 /* must be power of 2 */ - -#define MAX_PKT_SIZE 1518 -#define RX_BUF_SIZE PAGE_SIZE /* must be smaller than 0x3fff */ - -/****************************************************************************** - * private data - *****************************************************************************/ -struct ftgmac100_descs { - struct ftgmac100_rxdes rxdes[RX_QUEUE_ENTRIES]; - struct ftgmac100_txdes txdes[TX_QUEUE_ENTRIES]; -}; +/* Arbitrary values, I am not sure the HW has limits */ +#define MAX_RX_QUEUE_ENTRIES 1024 +#define MAX_TX_QUEUE_ENTRIES 1024 +#define MIN_RX_QUEUE_ENTRIES 32 +#define MIN_TX_QUEUE_ENTRIES 32 + +/* Defaults */ +#define DEF_RX_QUEUE_ENTRIES 128 +#define DEF_TX_QUEUE_ENTRIES 128 + +#define MAX_PKT_SIZE 1536 +#define RX_BUF_SIZE MAX_PKT_SIZE /* must be smaller than 0x3fff */ + +/* Min number of tx ring entries before stopping queue */ +#define TX_THRESHOLD (MAX_SKB_FRAGS + 1) struct ftgmac100 { + /* Registers */ struct resource *res; void __iomem *base; - int irq; - - struct ftgmac100_descs *descs; - dma_addr_t descs_dma_addr; - - struct page *rx_pages[RX_QUEUE_ENTRIES]; + /* Rx ring */ + unsigned int rx_q_entries; + struct ftgmac100_rxdes *rxdes; + dma_addr_t rxdes_dma; + struct sk_buff **rx_skbs; unsigned int rx_pointer; + u32 rxdes0_edorr_mask; + + /* Tx ring */ + unsigned int tx_q_entries; + struct ftgmac100_txdes *txdes; + dma_addr_t txdes_dma; + struct sk_buff **tx_skbs; unsigned int tx_clean_pointer; unsigned int tx_pointer; - unsigned int tx_pending; + u32 txdes0_edotr_mask; - spinlock_t tx_lock; + /* Used to signal the reset task of ring change request */ + unsigned int new_rx_q_entries; + unsigned int new_tx_q_entries; + /* Scratch page to use when rx skb alloc fails */ + void *rx_scratch; + dma_addr_t rx_scratch_dma; + + /* Component structures */ struct net_device *netdev; struct device *dev; struct ncsi_dev *ndev; struct napi_struct napi; - + struct work_struct reset_task; struct mii_bus *mii_bus; - int old_speed; - int int_mask_all; + + /* Link management */ + int cur_speed; + int cur_duplex; bool use_ncsi; - bool enabled; - u32 rxdes0_edorr_mask; - u32 txdes0_edotr_mask; + /* Misc */ + bool need_mac_restart; + bool is_aspeed; }; -static int ftgmac100_alloc_rx_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes, gfp_t gfp); - -/****************************************************************************** - * internal functions (hardware register access) - *****************************************************************************/ -static void ftgmac100_set_rx_ring_base(struct ftgmac100 *priv, dma_addr_t addr) -{ - iowrite32(addr, priv->base + FTGMAC100_OFFSET_RXR_BADR); -} - -static void ftgmac100_set_rx_buffer_size(struct ftgmac100 *priv, - unsigned int size) -{ - size = FTGMAC100_RBSR_SIZE(size); - iowrite32(size, priv->base + FTGMAC100_OFFSET_RBSR); -} - -static void ftgmac100_set_normal_prio_tx_ring_base(struct ftgmac100 *priv, - dma_addr_t addr) -{ - iowrite32(addr, priv->base + FTGMAC100_OFFSET_NPTXR_BADR); -} - -static void ftgmac100_txdma_normal_prio_start_polling(struct ftgmac100 *priv) -{ - iowrite32(1, priv->base + FTGMAC100_OFFSET_NPTXPD); -} - -static int ftgmac100_reset_hw(struct ftgmac100 *priv) +static int ftgmac100_reset_mac(struct ftgmac100 *priv, u32 maccr) { struct net_device *netdev = priv->netdev; int i; /* NOTE: reset clears all registers */ - iowrite32(FTGMAC100_MACCR_SW_RST, priv->base + FTGMAC100_OFFSET_MACCR); - for (i = 0; i < 5; i++) { + iowrite32(maccr, priv->base + FTGMAC100_OFFSET_MACCR); + iowrite32(maccr | FTGMAC100_MACCR_SW_RST, + priv->base + FTGMAC100_OFFSET_MACCR); + for (i = 0; i < 50; i++) { unsigned int maccr; maccr = ioread32(priv->base + FTGMAC100_OFFSET_MACCR); if (!(maccr & FTGMAC100_MACCR_SW_RST)) return 0; - udelay(1000); + udelay(1); } - netdev_err(netdev, "software reset failed\n"); + netdev_err(netdev, "Hardware reset failed\n"); return -EIO; } -static void ftgmac100_set_mac(struct ftgmac100 *priv, const unsigned char *mac) +static int ftgmac100_reset_and_config_mac(struct ftgmac100 *priv) +{ + u32 maccr = 0; + + switch (priv->cur_speed) { + case SPEED_10: + case 0: /* no link */ + break; + + case SPEED_100: + maccr |= FTGMAC100_MACCR_FAST_MODE; + break; + + case SPEED_1000: + maccr |= FTGMAC100_MACCR_GIGA_MODE; + break; + default: + netdev_err(priv->netdev, "Unknown speed %d !\n", + priv->cur_speed); + break; + } + + /* (Re)initialize the queue pointers */ + priv->rx_pointer = 0; + priv->tx_clean_pointer = 0; + priv->tx_pointer = 0; + + /* The doc says reset twice with 10us interval */ + if (ftgmac100_reset_mac(priv, maccr)) + return -EIO; + usleep_range(10, 1000); + return ftgmac100_reset_mac(priv, maccr); +} + +static void ftgmac100_write_mac_addr(struct ftgmac100 *priv, const u8 *mac) { unsigned int maddr = mac[0] << 8 | mac[1]; unsigned int laddr = mac[2] << 24 | mac[3] << 16 | mac[4] << 8 | mac[5]; @@ -145,7 +170,7 @@ static void ftgmac100_set_mac(struct ftgmac100 *priv, const unsigned char *mac) iowrite32(laddr, priv->base + FTGMAC100_OFFSET_MAC_LADR); } -static void ftgmac100_setup_mac(struct ftgmac100 *priv) +static void ftgmac100_initial_mac(struct ftgmac100 *priv) { u8 mac[ETH_ALEN]; unsigned int m; @@ -189,55 +214,91 @@ static int ftgmac100_set_mac_addr(struct net_device *dev, void *p) return ret; eth_commit_mac_addr_change(dev, p); - ftgmac100_set_mac(netdev_priv(dev), dev->dev_addr); + ftgmac100_write_mac_addr(netdev_priv(dev), dev->dev_addr); return 0; } static void ftgmac100_init_hw(struct ftgmac100 *priv) { - /* setup ring buffer base registers */ - ftgmac100_set_rx_ring_base(priv, - priv->descs_dma_addr + - offsetof(struct ftgmac100_descs, rxdes)); - ftgmac100_set_normal_prio_tx_ring_base(priv, - priv->descs_dma_addr + - offsetof(struct ftgmac100_descs, txdes)); + u32 reg, rfifo_sz, tfifo_sz; - ftgmac100_set_rx_buffer_size(priv, RX_BUF_SIZE); + /* Clear stale interrupts */ + reg = ioread32(priv->base + FTGMAC100_OFFSET_ISR); + iowrite32(reg, priv->base + FTGMAC100_OFFSET_ISR); - iowrite32(FTGMAC100_APTC_RXPOLL_CNT(1), priv->base + FTGMAC100_OFFSET_APTC); + /* Setup RX ring buffer base */ + iowrite32(priv->rxdes_dma, priv->base + FTGMAC100_OFFSET_RXR_BADR); - ftgmac100_set_mac(priv, priv->netdev->dev_addr); -} + /* Setup TX ring buffer base */ + iowrite32(priv->txdes_dma, priv->base + FTGMAC100_OFFSET_NPTXR_BADR); -#define MACCR_ENABLE_ALL (FTGMAC100_MACCR_TXDMA_EN | \ - FTGMAC100_MACCR_RXDMA_EN | \ - FTGMAC100_MACCR_TXMAC_EN | \ - FTGMAC100_MACCR_RXMAC_EN | \ - FTGMAC100_MACCR_FULLDUP | \ - FTGMAC100_MACCR_CRC_APD | \ - FTGMAC100_MACCR_RX_RUNT | \ - FTGMAC100_MACCR_RX_BROADPKT) + /* Configure RX buffer size */ + iowrite32(FTGMAC100_RBSR_SIZE(RX_BUF_SIZE), + priv->base + FTGMAC100_OFFSET_RBSR); -static void ftgmac100_start_hw(struct ftgmac100 *priv, int speed) -{ - int maccr = MACCR_ENABLE_ALL; + /* Set RX descriptor autopoll */ + iowrite32(FTGMAC100_APTC_RXPOLL_CNT(1), + priv->base + FTGMAC100_OFFSET_APTC); - switch (speed) { - default: - case 10: - break; - - case 100: - maccr |= FTGMAC100_MACCR_FAST_MODE; - break; - - case 1000: - maccr |= FTGMAC100_MACCR_GIGA_MODE; - break; - } + /* Write MAC address */ + ftgmac100_write_mac_addr(priv, priv->netdev->dev_addr); + /* Configure descriptor sizes and increase burst sizes according + * to values in Aspeed SDK. The FIFO arbitration is enabled and + * the thresholds set based on the recommended values in the + * AST2400 specification. + */ + iowrite32(FTGMAC100_DBLAC_RXDES_SIZE(2) | /* 2*8 bytes RX descs */ + FTGMAC100_DBLAC_TXDES_SIZE(2) | /* 2*8 bytes TX descs */ + FTGMAC100_DBLAC_RXBURST_SIZE(3) | /* 512 bytes max RX bursts */ + FTGMAC100_DBLAC_TXBURST_SIZE(3) | /* 512 bytes max TX bursts */ + FTGMAC100_DBLAC_RX_THR_EN | /* Enable fifo threshold arb */ + FTGMAC100_DBLAC_RXFIFO_HTHR(6) | /* 6/8 of FIFO high threshold */ + FTGMAC100_DBLAC_RXFIFO_LTHR(2), /* 2/8 of FIFO low threshold */ + priv->base + FTGMAC100_OFFSET_DBLAC); + + /* Interrupt mitigation configured for 1 interrupt/packet. HW interrupt + * mitigation doesn't seem to provide any benefit with NAPI so leave + * it at that. + */ + iowrite32(FTGMAC100_ITC_RXINT_THR(1) | + FTGMAC100_ITC_TXINT_THR(1), + priv->base + FTGMAC100_OFFSET_ITC); + + /* Configure FIFO sizes in the TPAFCR register */ + reg = ioread32(priv->base + FTGMAC100_OFFSET_FEAR); + rfifo_sz = reg & 0x00000007; + tfifo_sz = (reg >> 3) & 0x00000007; + reg = ioread32(priv->base + FTGMAC100_OFFSET_TPAFCR); + reg &= ~0x3f000000; + reg |= (tfifo_sz << 27); + reg |= (rfifo_sz << 24); + iowrite32(reg, priv->base + FTGMAC100_OFFSET_TPAFCR); +} + +static void ftgmac100_start_hw(struct ftgmac100 *priv) +{ + u32 maccr = ioread32(priv->base + FTGMAC100_OFFSET_MACCR); + + /* Keep the original GMAC and FAST bits */ + maccr &= (FTGMAC100_MACCR_FAST_MODE | FTGMAC100_MACCR_GIGA_MODE); + + /* Add all the main enable bits */ + maccr |= FTGMAC100_MACCR_TXDMA_EN | + FTGMAC100_MACCR_RXDMA_EN | + FTGMAC100_MACCR_TXMAC_EN | + FTGMAC100_MACCR_RXMAC_EN | + FTGMAC100_MACCR_CRC_APD | + FTGMAC100_MACCR_PHY_LINK_LEVEL | + FTGMAC100_MACCR_RX_RUNT | + FTGMAC100_MACCR_RX_BROADPKT; + + /* Add other bits as needed */ + if (priv->cur_duplex == DUPLEX_FULL) + maccr |= FTGMAC100_MACCR_FULLDUP; + + /* Hit the HW */ iowrite32(maccr, priv->base + FTGMAC100_OFFSET_MACCR); } @@ -246,656 +307,641 @@ static void ftgmac100_stop_hw(struct ftgmac100 *priv) iowrite32(0, priv->base + FTGMAC100_OFFSET_MACCR); } -/****************************************************************************** - * internal functions (receive descriptor) - *****************************************************************************/ -static bool ftgmac100_rxdes_first_segment(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_FRS); -} - -static bool ftgmac100_rxdes_last_segment(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_LRS); -} - -static bool ftgmac100_rxdes_packet_ready(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_RXPKT_RDY); -} - -static void ftgmac100_rxdes_set_dma_own(const struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes) -{ - /* clear status bits */ - rxdes->rxdes0 &= cpu_to_le32(priv->rxdes0_edorr_mask); -} - -static bool ftgmac100_rxdes_rx_error(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_RX_ERR); -} - -static bool ftgmac100_rxdes_crc_error(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_CRC_ERR); -} - -static bool ftgmac100_rxdes_frame_too_long(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_FTL); -} - -static bool ftgmac100_rxdes_runt(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_RUNT); -} - -static bool ftgmac100_rxdes_odd_nibble(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_RX_ODD_NB); -} - -static unsigned int ftgmac100_rxdes_data_length(struct ftgmac100_rxdes *rxdes) -{ - return le32_to_cpu(rxdes->rxdes0) & FTGMAC100_RXDES0_VDBC; -} - -static bool ftgmac100_rxdes_multicast(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_MULTICAST); -} - -static void ftgmac100_rxdes_set_end_of_ring(const struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes) -{ - rxdes->rxdes0 |= cpu_to_le32(priv->rxdes0_edorr_mask); -} - -static void ftgmac100_rxdes_set_dma_addr(struct ftgmac100_rxdes *rxdes, - dma_addr_t addr) -{ - rxdes->rxdes3 = cpu_to_le32(addr); -} - -static dma_addr_t ftgmac100_rxdes_get_dma_addr(struct ftgmac100_rxdes *rxdes) +static int ftgmac100_alloc_rx_buf(struct ftgmac100 *priv, unsigned int entry, + struct ftgmac100_rxdes *rxdes, gfp_t gfp) { - return le32_to_cpu(rxdes->rxdes3); -} - -static bool ftgmac100_rxdes_is_tcp(struct ftgmac100_rxdes *rxdes) -{ - return (rxdes->rxdes1 & cpu_to_le32(FTGMAC100_RXDES1_PROT_MASK)) == - cpu_to_le32(FTGMAC100_RXDES1_PROT_TCPIP); -} - -static bool ftgmac100_rxdes_is_udp(struct ftgmac100_rxdes *rxdes) -{ - return (rxdes->rxdes1 & cpu_to_le32(FTGMAC100_RXDES1_PROT_MASK)) == - cpu_to_le32(FTGMAC100_RXDES1_PROT_UDPIP); -} - -static bool ftgmac100_rxdes_tcpcs_err(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes1 & cpu_to_le32(FTGMAC100_RXDES1_TCP_CHKSUM_ERR); -} - -static bool ftgmac100_rxdes_udpcs_err(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes1 & cpu_to_le32(FTGMAC100_RXDES1_UDP_CHKSUM_ERR); -} - -static bool ftgmac100_rxdes_ipcs_err(struct ftgmac100_rxdes *rxdes) -{ - return rxdes->rxdes1 & cpu_to_le32(FTGMAC100_RXDES1_IP_CHKSUM_ERR); -} + struct net_device *netdev = priv->netdev; + struct sk_buff *skb; + dma_addr_t map; + int err; -static inline struct page **ftgmac100_rxdes_page_slot(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes) -{ - return &priv->rx_pages[rxdes - priv->descs->rxdes]; -} + skb = netdev_alloc_skb_ip_align(netdev, RX_BUF_SIZE); + if (unlikely(!skb)) { + if (net_ratelimit()) + netdev_warn(netdev, "failed to allocate rx skb\n"); + err = -ENOMEM; + map = priv->rx_scratch_dma; + } else { + map = dma_map_single(priv->dev, skb->data, RX_BUF_SIZE, + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(priv->dev, map))) { + if (net_ratelimit()) + netdev_err(netdev, "failed to map rx page\n"); + dev_kfree_skb_any(skb); + map = priv->rx_scratch_dma; + skb = NULL; + err = -ENOMEM; + } + } -/* - * rxdes2 is not used by hardware. We use it to keep track of page. - * Since hardware does not touch it, we can skip cpu_to_le32()/le32_to_cpu(). - */ -static void ftgmac100_rxdes_set_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes, - struct page *page) -{ - *ftgmac100_rxdes_page_slot(priv, rxdes) = page; -} + /* Store skb */ + priv->rx_skbs[entry] = skb; -static struct page *ftgmac100_rxdes_get_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes) -{ - return *ftgmac100_rxdes_page_slot(priv, rxdes); -} + /* Store DMA address into RX desc */ + rxdes->rxdes3 = cpu_to_le32(map); -/****************************************************************************** - * internal functions (receive) - *****************************************************************************/ -static int ftgmac100_next_rx_pointer(int pointer) -{ - return (pointer + 1) & (RX_QUEUE_ENTRIES - 1); -} + /* Ensure the above is ordered vs clearing the OWN bit */ + dma_wmb(); -static void ftgmac100_rx_pointer_advance(struct ftgmac100 *priv) -{ - priv->rx_pointer = ftgmac100_next_rx_pointer(priv->rx_pointer); -} + /* Clean status (which resets own bit) */ + if (entry == (priv->rx_q_entries - 1)) + rxdes->rxdes0 = cpu_to_le32(priv->rxdes0_edorr_mask); + else + rxdes->rxdes0 = 0; -static struct ftgmac100_rxdes *ftgmac100_current_rxdes(struct ftgmac100 *priv) -{ - return &priv->descs->rxdes[priv->rx_pointer]; + return 0; } -static struct ftgmac100_rxdes * -ftgmac100_rx_locate_first_segment(struct ftgmac100 *priv) +static unsigned int ftgmac100_next_rx_pointer(struct ftgmac100 *priv, + unsigned int pointer) { - struct ftgmac100_rxdes *rxdes = ftgmac100_current_rxdes(priv); - - while (ftgmac100_rxdes_packet_ready(rxdes)) { - if (ftgmac100_rxdes_first_segment(rxdes)) - return rxdes; - - ftgmac100_rxdes_set_dma_own(priv, rxdes); - ftgmac100_rx_pointer_advance(priv); - rxdes = ftgmac100_current_rxdes(priv); - } - - return NULL; + return (pointer + 1) & (priv->rx_q_entries - 1); } -static bool ftgmac100_rx_packet_error(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes) +static void ftgmac100_rx_packet_error(struct ftgmac100 *priv, u32 status) { struct net_device *netdev = priv->netdev; - bool error = false; - - if (unlikely(ftgmac100_rxdes_rx_error(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx err\n"); + if (status & FTGMAC100_RXDES0_RX_ERR) netdev->stats.rx_errors++; - error = true; - } - - if (unlikely(ftgmac100_rxdes_crc_error(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx crc err\n"); + if (status & FTGMAC100_RXDES0_CRC_ERR) netdev->stats.rx_crc_errors++; - error = true; - } else if (unlikely(ftgmac100_rxdes_ipcs_err(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx IP checksum err\n"); - - error = true; - } - - if (unlikely(ftgmac100_rxdes_frame_too_long(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx frame too long\n"); - - netdev->stats.rx_length_errors++; - error = true; - } else if (unlikely(ftgmac100_rxdes_runt(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx runt\n"); - - netdev->stats.rx_length_errors++; - error = true; - } else if (unlikely(ftgmac100_rxdes_odd_nibble(rxdes))) { - if (net_ratelimit()) - netdev_info(netdev, "rx odd nibble\n"); + if (status & (FTGMAC100_RXDES0_FTL | + FTGMAC100_RXDES0_RUNT | + FTGMAC100_RXDES0_RX_ODD_NB)) netdev->stats.rx_length_errors++; - error = true; - } - - return error; } -static void ftgmac100_rx_drop_packet(struct ftgmac100 *priv) +static bool ftgmac100_rx_packet(struct ftgmac100 *priv, int *processed) { struct net_device *netdev = priv->netdev; - struct ftgmac100_rxdes *rxdes = ftgmac100_current_rxdes(priv); - bool done = false; + struct ftgmac100_rxdes *rxdes; + struct sk_buff *skb; + unsigned int pointer, size; + u32 status, csum_vlan; + dma_addr_t map; - if (net_ratelimit()) - netdev_dbg(netdev, "drop packet %p\n", rxdes); + /* Grab next RX descriptor */ + pointer = priv->rx_pointer; + rxdes = &priv->rxdes[pointer]; - do { - if (ftgmac100_rxdes_last_segment(rxdes)) - done = true; + /* Grab descriptor status */ + status = le32_to_cpu(rxdes->rxdes0); - ftgmac100_rxdes_set_dma_own(priv, rxdes); - ftgmac100_rx_pointer_advance(priv); - rxdes = ftgmac100_current_rxdes(priv); - } while (!done && ftgmac100_rxdes_packet_ready(rxdes)); + /* Do we have a packet ? */ + if (!(status & FTGMAC100_RXDES0_RXPKT_RDY)) + return false; - netdev->stats.rx_dropped++; -} + /* Order subsequent reads with the test for the ready bit */ + dma_rmb(); -static bool ftgmac100_rx_packet(struct ftgmac100 *priv, int *processed) -{ - struct net_device *netdev = priv->netdev; - struct ftgmac100_rxdes *rxdes; - struct sk_buff *skb; - bool done = false; + /* We don't cope with fragmented RX packets */ + if (unlikely(!(status & FTGMAC100_RXDES0_FRS) || + !(status & FTGMAC100_RXDES0_LRS))) + goto drop; - rxdes = ftgmac100_rx_locate_first_segment(priv); - if (!rxdes) - return false; + /* Grab received size and csum vlan field in the descriptor */ + size = status & FTGMAC100_RXDES0_VDBC; + csum_vlan = le32_to_cpu(rxdes->rxdes1); - if (unlikely(ftgmac100_rx_packet_error(priv, rxdes))) { - ftgmac100_rx_drop_packet(priv); - return true; + /* Any error (other than csum offload) flagged ? */ + if (unlikely(status & RXDES0_ANY_ERROR)) { + /* Correct for incorrect flagging of runt packets + * with vlan tags... Just accept a runt packet that + * has been flagged as vlan and whose size is at + * least 60 bytes. + */ + if ((status & FTGMAC100_RXDES0_RUNT) && + (csum_vlan & FTGMAC100_RXDES1_VLANTAG_AVAIL) && + (size >= 60)) + status &= ~FTGMAC100_RXDES0_RUNT; + + /* Any error still in there ? */ + if (status & RXDES0_ANY_ERROR) { + ftgmac100_rx_packet_error(priv, status); + goto drop; + } } - /* start processing */ - skb = netdev_alloc_skb_ip_align(netdev, 128); - if (unlikely(!skb)) { - if (net_ratelimit()) - netdev_err(netdev, "rx skb alloc failed\n"); - - ftgmac100_rx_drop_packet(priv); - return true; + /* If the packet had no skb (failed to allocate earlier) + * then try to allocate one and skip + */ + skb = priv->rx_skbs[pointer]; + if (!unlikely(skb)) { + ftgmac100_alloc_rx_buf(priv, pointer, rxdes, GFP_ATOMIC); + goto drop; } - if (unlikely(ftgmac100_rxdes_multicast(rxdes))) + if (unlikely(status & FTGMAC100_RXDES0_MULTICAST)) netdev->stats.multicast++; - /* - * It seems that HW does checksum incorrectly with fragmented packets, - * so we are conservative here - if HW checksum error, let software do - * the checksum again. + /* If the HW found checksum errors, bounce it to software. + * + * If we didn't, we need to see if the packet was recognized + * by HW as one of the supported checksummed protocols before + * we accept the HW test results. */ - if ((ftgmac100_rxdes_is_tcp(rxdes) && !ftgmac100_rxdes_tcpcs_err(rxdes)) || - (ftgmac100_rxdes_is_udp(rxdes) && !ftgmac100_rxdes_udpcs_err(rxdes))) - skb->ip_summed = CHECKSUM_UNNECESSARY; - - do { - dma_addr_t map = ftgmac100_rxdes_get_dma_addr(rxdes); - struct page *page = ftgmac100_rxdes_get_page(priv, rxdes); - unsigned int size; - - dma_unmap_page(priv->dev, map, RX_BUF_SIZE, DMA_FROM_DEVICE); + if (netdev->features & NETIF_F_RXCSUM) { + u32 err_bits = FTGMAC100_RXDES1_TCP_CHKSUM_ERR | + FTGMAC100_RXDES1_UDP_CHKSUM_ERR | + FTGMAC100_RXDES1_IP_CHKSUM_ERR; + if ((csum_vlan & err_bits) || + !(csum_vlan & FTGMAC100_RXDES1_PROT_MASK)) + skb->ip_summed = CHECKSUM_NONE; + else + skb->ip_summed = CHECKSUM_UNNECESSARY; + } - size = ftgmac100_rxdes_data_length(rxdes); - skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, page, 0, size); + /* Transfer received size to skb */ + skb_put(skb, size); - skb->len += size; - skb->data_len += size; - skb->truesize += PAGE_SIZE; + /* Tear down DMA mapping, do necessary cache management */ + map = le32_to_cpu(rxdes->rxdes3); - if (ftgmac100_rxdes_last_segment(rxdes)) - done = true; +#if defined(CONFIG_ARM) && !defined(CONFIG_ARM_DMA_USE_IOMMU) + /* When we don't have an iommu, we can save cycles by not + * invalidating the cache for the part of the packet that + * wasn't received. + */ + dma_unmap_single(priv->dev, map, size, DMA_FROM_DEVICE); +#else + dma_unmap_single(priv->dev, map, RX_BUF_SIZE, DMA_FROM_DEVICE); +#endif - ftgmac100_alloc_rx_page(priv, rxdes, GFP_ATOMIC); - ftgmac100_rx_pointer_advance(priv); - rxdes = ftgmac100_current_rxdes(priv); - } while (!done); + /* Resplenish rx ring */ + ftgmac100_alloc_rx_buf(priv, pointer, rxdes, GFP_ATOMIC); + priv->rx_pointer = ftgmac100_next_rx_pointer(priv, pointer); - /* Small frames are copied into linear part of skb to free one page */ - if (skb->len <= 128) { - skb->truesize -= PAGE_SIZE; - __pskb_pull_tail(skb, skb->len); - } else { - /* We pull the minimum amount into linear part */ - __pskb_pull_tail(skb, ETH_HLEN); - } skb->protocol = eth_type_trans(skb, netdev); netdev->stats.rx_packets++; - netdev->stats.rx_bytes += skb->len; + netdev->stats.rx_bytes += size; /* push packet to protocol stack */ - napi_gro_receive(&priv->napi, skb); + if (skb->ip_summed == CHECKSUM_NONE) + netif_receive_skb(skb); + else + napi_gro_receive(&priv->napi, skb); (*processed)++; return true; + + drop: + /* Clean rxdes0 (which resets own bit) */ + rxdes->rxdes0 = cpu_to_le32(status & priv->rxdes0_edorr_mask); + priv->rx_pointer = ftgmac100_next_rx_pointer(priv, pointer); + netdev->stats.rx_dropped++; + return true; } -/****************************************************************************** - * internal functions (transmit descriptor) - *****************************************************************************/ -static void ftgmac100_txdes_reset(const struct ftgmac100 *priv, - struct ftgmac100_txdes *txdes) +static u32 ftgmac100_base_tx_ctlstat(struct ftgmac100 *priv, + unsigned int index) { - /* clear all except end of ring bit */ - txdes->txdes0 &= cpu_to_le32(priv->txdes0_edotr_mask); - txdes->txdes1 = 0; - txdes->txdes2 = 0; - txdes->txdes3 = 0; + if (index == (priv->tx_q_entries - 1)) + return priv->txdes0_edotr_mask; + else + return 0; } -static bool ftgmac100_txdes_owned_by_dma(struct ftgmac100_txdes *txdes) +static unsigned int ftgmac100_next_tx_pointer(struct ftgmac100 *priv, + unsigned int pointer) { - return txdes->txdes0 & cpu_to_le32(FTGMAC100_TXDES0_TXDMA_OWN); + return (pointer + 1) & (priv->tx_q_entries - 1); } -static void ftgmac100_txdes_set_dma_own(struct ftgmac100_txdes *txdes) +static u32 ftgmac100_tx_buf_avail(struct ftgmac100 *priv) { - /* - * Make sure dma own bit will not be set before any other - * descriptor fields. + /* Returns the number of available slots in the TX queue + * + * This always leaves one free slot so we don't have to + * worry about empty vs. full, and this simplifies the + * test for ftgmac100_tx_buf_cleanable() below */ - wmb(); - txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_TXDMA_OWN); + return (priv->tx_clean_pointer - priv->tx_pointer - 1) & + (priv->tx_q_entries - 1); } -static void ftgmac100_txdes_set_end_of_ring(const struct ftgmac100 *priv, - struct ftgmac100_txdes *txdes) +static bool ftgmac100_tx_buf_cleanable(struct ftgmac100 *priv) { - txdes->txdes0 |= cpu_to_le32(priv->txdes0_edotr_mask); + return priv->tx_pointer != priv->tx_clean_pointer; } -static void ftgmac100_txdes_set_first_segment(struct ftgmac100_txdes *txdes) +static void ftgmac100_free_tx_packet(struct ftgmac100 *priv, + unsigned int pointer, + struct sk_buff *skb, + struct ftgmac100_txdes *txdes, + u32 ctl_stat) { - txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_FTS); -} + dma_addr_t map = le32_to_cpu(txdes->txdes3); + size_t len; -static void ftgmac100_txdes_set_last_segment(struct ftgmac100_txdes *txdes) -{ - txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_LTS); -} + if (ctl_stat & FTGMAC100_TXDES0_FTS) { + len = skb_headlen(skb); + dma_unmap_single(priv->dev, map, len, DMA_TO_DEVICE); + } else { + len = FTGMAC100_TXDES0_TXBUF_SIZE(ctl_stat); + dma_unmap_page(priv->dev, map, len, DMA_TO_DEVICE); + } -static void ftgmac100_txdes_set_buffer_size(struct ftgmac100_txdes *txdes, - unsigned int len) -{ - txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_TXBUF_SIZE(len)); + /* Free SKB on last segment */ + if (ctl_stat & FTGMAC100_TXDES0_LTS) + dev_kfree_skb(skb); + priv->tx_skbs[pointer] = NULL; } -static void ftgmac100_txdes_set_txint(struct ftgmac100_txdes *txdes) +static bool ftgmac100_tx_complete_packet(struct ftgmac100 *priv) { - txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_TXIC); -} + struct net_device *netdev = priv->netdev; + struct ftgmac100_txdes *txdes; + struct sk_buff *skb; + unsigned int pointer; + u32 ctl_stat; -static void ftgmac100_txdes_set_tcpcs(struct ftgmac100_txdes *txdes) -{ - txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_TCP_CHKSUM); -} + pointer = priv->tx_clean_pointer; + txdes = &priv->txdes[pointer]; -static void ftgmac100_txdes_set_udpcs(struct ftgmac100_txdes *txdes) -{ - txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_UDP_CHKSUM); -} + ctl_stat = le32_to_cpu(txdes->txdes0); + if (ctl_stat & FTGMAC100_TXDES0_TXDMA_OWN) + return false; -static void ftgmac100_txdes_set_ipcs(struct ftgmac100_txdes *txdes) -{ - txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_IP_CHKSUM); -} + skb = priv->tx_skbs[pointer]; + netdev->stats.tx_packets++; + netdev->stats.tx_bytes += skb->len; + ftgmac100_free_tx_packet(priv, pointer, skb, txdes, ctl_stat); + txdes->txdes0 = cpu_to_le32(ctl_stat & priv->txdes0_edotr_mask); -static void ftgmac100_txdes_set_dma_addr(struct ftgmac100_txdes *txdes, - dma_addr_t addr) -{ - txdes->txdes3 = cpu_to_le32(addr); -} + priv->tx_clean_pointer = ftgmac100_next_tx_pointer(priv, pointer); -static dma_addr_t ftgmac100_txdes_get_dma_addr(struct ftgmac100_txdes *txdes) -{ - return le32_to_cpu(txdes->txdes3); + return true; } -/* - * txdes2 is not used by hardware. We use it to keep track of socket buffer. - * Since hardware does not touch it, we can skip cpu_to_le32()/le32_to_cpu(). - */ -static void ftgmac100_txdes_set_skb(struct ftgmac100_txdes *txdes, - struct sk_buff *skb) +static void ftgmac100_tx_complete(struct ftgmac100 *priv) { - txdes->txdes2 = (unsigned int)skb; -} + struct net_device *netdev = priv->netdev; -static struct sk_buff *ftgmac100_txdes_get_skb(struct ftgmac100_txdes *txdes) -{ - return (struct sk_buff *)txdes->txdes2; -} + /* Process all completed packets */ + while (ftgmac100_tx_buf_cleanable(priv) && + ftgmac100_tx_complete_packet(priv)) + ; -/****************************************************************************** - * internal functions (transmit) - *****************************************************************************/ -static int ftgmac100_next_tx_pointer(int pointer) -{ - return (pointer + 1) & (TX_QUEUE_ENTRIES - 1); + /* Restart queue if needed */ + smp_mb(); + if (unlikely(netif_queue_stopped(netdev) && + ftgmac100_tx_buf_avail(priv) >= TX_THRESHOLD)) { + struct netdev_queue *txq; + + txq = netdev_get_tx_queue(netdev, 0); + __netif_tx_lock(txq, smp_processor_id()); + if (netif_queue_stopped(netdev) && + ftgmac100_tx_buf_avail(priv) >= TX_THRESHOLD) + netif_wake_queue(netdev); + __netif_tx_unlock(txq); + } } -static void ftgmac100_tx_pointer_advance(struct ftgmac100 *priv) +static bool ftgmac100_prep_tx_csum(struct sk_buff *skb, u32 *csum_vlan) { - priv->tx_pointer = ftgmac100_next_tx_pointer(priv->tx_pointer); -} + if (skb->protocol == cpu_to_be16(ETH_P_IP)) { + u8 ip_proto = ip_hdr(skb)->protocol; -static void ftgmac100_tx_clean_pointer_advance(struct ftgmac100 *priv) -{ - priv->tx_clean_pointer = ftgmac100_next_tx_pointer(priv->tx_clean_pointer); + *csum_vlan |= FTGMAC100_TXDES1_IP_CHKSUM; + switch(ip_proto) { + case IPPROTO_TCP: + *csum_vlan |= FTGMAC100_TXDES1_TCP_CHKSUM; + return true; + case IPPROTO_UDP: + *csum_vlan |= FTGMAC100_TXDES1_UDP_CHKSUM; + return true; + case IPPROTO_IP: + return true; + } + } + return skb_checksum_help(skb) == 0; } -static struct ftgmac100_txdes *ftgmac100_current_txdes(struct ftgmac100 *priv) +static int ftgmac100_hard_start_xmit(struct sk_buff *skb, + struct net_device *netdev) { - return &priv->descs->txdes[priv->tx_pointer]; -} + struct ftgmac100 *priv = netdev_priv(netdev); + struct ftgmac100_txdes *txdes, *first; + unsigned int pointer, nfrags, len, i, j; + u32 f_ctl_stat, ctl_stat, csum_vlan; + dma_addr_t map; -static struct ftgmac100_txdes * -ftgmac100_current_clean_txdes(struct ftgmac100 *priv) -{ - return &priv->descs->txdes[priv->tx_clean_pointer]; -} + /* The HW doesn't pad small frames */ + if (eth_skb_pad(skb)) { + netdev->stats.tx_dropped++; + return NETDEV_TX_OK; + } -static bool ftgmac100_tx_complete_packet(struct ftgmac100 *priv) -{ - struct net_device *netdev = priv->netdev; - struct ftgmac100_txdes *txdes; - struct sk_buff *skb; - dma_addr_t map; + /* Reject oversize packets */ + if (unlikely(skb->len > MAX_PKT_SIZE)) { + if (net_ratelimit()) + netdev_dbg(netdev, "tx packet too big\n"); + goto drop; + } - if (priv->tx_pending == 0) - return false; + /* Do we have a limit on #fragments ? I yet have to get a reply + * from Aspeed. If there's one I haven't hit it. + */ + nfrags = skb_shinfo(skb)->nr_frags; - txdes = ftgmac100_current_clean_txdes(priv); + /* Get header len */ + len = skb_headlen(skb); - if (ftgmac100_txdes_owned_by_dma(txdes)) - return false; + /* Map the packet head */ + map = dma_map_single(priv->dev, skb->data, len, DMA_TO_DEVICE); + if (dma_mapping_error(priv->dev, map)) { + if (net_ratelimit()) + netdev_err(netdev, "map tx packet head failed\n"); + goto drop; + } - skb = ftgmac100_txdes_get_skb(txdes); - map = ftgmac100_txdes_get_dma_addr(txdes); + /* Grab the next free tx descriptor */ + pointer = priv->tx_pointer; + txdes = first = &priv->txdes[pointer]; - netdev->stats.tx_packets++; - netdev->stats.tx_bytes += skb->len; + /* Setup it up with the packet head. Don't write the head to the + * ring just yet + */ + priv->tx_skbs[pointer] = skb; + f_ctl_stat = ftgmac100_base_tx_ctlstat(priv, pointer); + f_ctl_stat |= FTGMAC100_TXDES0_TXDMA_OWN; + f_ctl_stat |= FTGMAC100_TXDES0_TXBUF_SIZE(len); + f_ctl_stat |= FTGMAC100_TXDES0_FTS; + if (nfrags == 0) + f_ctl_stat |= FTGMAC100_TXDES0_LTS; + txdes->txdes3 = cpu_to_le32(map); + + /* Setup HW checksumming */ + csum_vlan = 0; + if (skb->ip_summed == CHECKSUM_PARTIAL && + !ftgmac100_prep_tx_csum(skb, &csum_vlan)) + goto drop; + txdes->txdes1 = cpu_to_le32(csum_vlan); + + /* Next descriptor */ + pointer = ftgmac100_next_tx_pointer(priv, pointer); + + /* Add the fragments */ + for (i = 0; i < nfrags; i++) { + skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + + len = frag->size; + + /* Map it */ + map = skb_frag_dma_map(priv->dev, frag, 0, len, + DMA_TO_DEVICE); + if (dma_mapping_error(priv->dev, map)) + goto dma_err; + + /* Setup descriptor */ + priv->tx_skbs[pointer] = skb; + txdes = &priv->txdes[pointer]; + ctl_stat = ftgmac100_base_tx_ctlstat(priv, pointer); + ctl_stat |= FTGMAC100_TXDES0_TXDMA_OWN; + ctl_stat |= FTGMAC100_TXDES0_TXBUF_SIZE(len); + if (i == (nfrags - 1)) + ctl_stat |= FTGMAC100_TXDES0_LTS; + txdes->txdes0 = cpu_to_le32(ctl_stat); + txdes->txdes1 = 0; + txdes->txdes3 = cpu_to_le32(map); + + /* Next one */ + pointer = ftgmac100_next_tx_pointer(priv, pointer); + } - dma_unmap_single(priv->dev, map, skb_headlen(skb), DMA_TO_DEVICE); + /* Order the previous packet and descriptor udpates + * before setting the OWN bit on the first descriptor. + */ + dma_wmb(); + first->txdes0 = cpu_to_le32(f_ctl_stat); - dev_kfree_skb(skb); + /* Update next TX pointer */ + priv->tx_pointer = pointer; - ftgmac100_txdes_reset(priv, txdes); + /* If there isn't enough room for all the fragments of a new packet + * in the TX ring, stop the queue. The sequence below is race free + * vs. a concurrent restart in ftgmac100_poll() + */ + if (unlikely(ftgmac100_tx_buf_avail(priv) < TX_THRESHOLD)) { + netif_stop_queue(netdev); + /* Order the queue stop with the test below */ + smp_mb(); + if (ftgmac100_tx_buf_avail(priv) >= TX_THRESHOLD) + netif_wake_queue(netdev); + } - ftgmac100_tx_clean_pointer_advance(priv); + /* Poke transmitter to read the updated TX descriptors */ + iowrite32(1, priv->base + FTGMAC100_OFFSET_NPTXPD); - spin_lock(&priv->tx_lock); - priv->tx_pending--; - spin_unlock(&priv->tx_lock); - netif_wake_queue(netdev); + return NETDEV_TX_OK; - return true; -} + dma_err: + if (net_ratelimit()) + netdev_err(netdev, "map tx fragment failed\n"); + + /* Free head */ + pointer = priv->tx_pointer; + ftgmac100_free_tx_packet(priv, pointer, skb, first, f_ctl_stat); + first->txdes0 = cpu_to_le32(f_ctl_stat & priv->txdes0_edotr_mask); + + /* Then all fragments */ + for (j = 0; j < i; j++) { + pointer = ftgmac100_next_tx_pointer(priv, pointer); + txdes = &priv->txdes[pointer]; + ctl_stat = le32_to_cpu(txdes->txdes0); + ftgmac100_free_tx_packet(priv, pointer, skb, txdes, ctl_stat); + txdes->txdes0 = cpu_to_le32(ctl_stat & priv->txdes0_edotr_mask); + } -static void ftgmac100_tx_complete(struct ftgmac100 *priv) -{ - while (ftgmac100_tx_complete_packet(priv)) - ; + /* This cannot be reached if we successfully mapped the + * last fragment, so we know ftgmac100_free_tx_packet() + * hasn't freed the skb yet. + */ + drop: + /* Drop the packet */ + dev_kfree_skb_any(skb); + netdev->stats.tx_dropped++; + + return NETDEV_TX_OK; } -static int ftgmac100_xmit(struct ftgmac100 *priv, struct sk_buff *skb, - dma_addr_t map) +static void ftgmac100_free_buffers(struct ftgmac100 *priv) { - struct net_device *netdev = priv->netdev; - struct ftgmac100_txdes *txdes; - unsigned int len = (skb->len < ETH_ZLEN) ? ETH_ZLEN : skb->len; - - txdes = ftgmac100_current_txdes(priv); - ftgmac100_tx_pointer_advance(priv); - - /* setup TX descriptor */ - ftgmac100_txdes_set_skb(txdes, skb); - ftgmac100_txdes_set_dma_addr(txdes, map); - ftgmac100_txdes_set_buffer_size(txdes, len); - - ftgmac100_txdes_set_first_segment(txdes); - ftgmac100_txdes_set_last_segment(txdes); - ftgmac100_txdes_set_txint(txdes); - if (skb->ip_summed == CHECKSUM_PARTIAL) { - __be16 protocol = skb->protocol; - - if (protocol == cpu_to_be16(ETH_P_IP)) { - u8 ip_proto = ip_hdr(skb)->protocol; - - ftgmac100_txdes_set_ipcs(txdes); - if (ip_proto == IPPROTO_TCP) - ftgmac100_txdes_set_tcpcs(txdes); - else if (ip_proto == IPPROTO_UDP) - ftgmac100_txdes_set_udpcs(txdes); - } + int i; + + /* Free all RX buffers */ + for (i = 0; i < priv->rx_q_entries; i++) { + struct ftgmac100_rxdes *rxdes = &priv->rxdes[i]; + struct sk_buff *skb = priv->rx_skbs[i]; + dma_addr_t map = le32_to_cpu(rxdes->rxdes3); + + if (!skb) + continue; + + priv->rx_skbs[i] = NULL; + dma_unmap_single(priv->dev, map, RX_BUF_SIZE, DMA_FROM_DEVICE); + dev_kfree_skb_any(skb); } - spin_lock(&priv->tx_lock); - priv->tx_pending++; - if (priv->tx_pending == TX_QUEUE_ENTRIES) - netif_stop_queue(netdev); + /* Free all TX buffers */ + for (i = 0; i < priv->tx_q_entries; i++) { + struct ftgmac100_txdes *txdes = &priv->txdes[i]; + struct sk_buff *skb = priv->tx_skbs[i]; - /* start transmit */ - ftgmac100_txdes_set_dma_own(txdes); - spin_unlock(&priv->tx_lock); + if (!skb) + continue; + ftgmac100_free_tx_packet(priv, i, skb, txdes, + le32_to_cpu(txdes->txdes0)); + } +} + +static void ftgmac100_free_rings(struct ftgmac100 *priv) +{ + /* Free skb arrays */ + kfree(priv->rx_skbs); + kfree(priv->tx_skbs); - ftgmac100_txdma_normal_prio_start_polling(priv); + /* Free descriptors */ + if (priv->rxdes) + dma_free_coherent(priv->dev, MAX_RX_QUEUE_ENTRIES * + sizeof(struct ftgmac100_rxdes), + priv->rxdes, priv->rxdes_dma); + priv->rxdes = NULL; - return NETDEV_TX_OK; + if (priv->txdes) + dma_free_coherent(priv->dev, MAX_TX_QUEUE_ENTRIES * + sizeof(struct ftgmac100_txdes), + priv->txdes, priv->txdes_dma); + priv->txdes = NULL; + + /* Free scratch packet buffer */ + if (priv->rx_scratch) + dma_free_coherent(priv->dev, RX_BUF_SIZE, + priv->rx_scratch, priv->rx_scratch_dma); } -/****************************************************************************** - * internal functions (buffer) - *****************************************************************************/ -static int ftgmac100_alloc_rx_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes, gfp_t gfp) +static int ftgmac100_alloc_rings(struct ftgmac100 *priv) { - struct net_device *netdev = priv->netdev; - struct page *page; - dma_addr_t map; + /* Allocate skb arrays */ + priv->rx_skbs = kcalloc(MAX_RX_QUEUE_ENTRIES, sizeof(void *), + GFP_KERNEL); + if (!priv->rx_skbs) + return -ENOMEM; + priv->tx_skbs = kcalloc(MAX_TX_QUEUE_ENTRIES, sizeof(void *), + GFP_KERNEL); + if (!priv->tx_skbs) + return -ENOMEM; - page = alloc_page(gfp); - if (!page) { - if (net_ratelimit()) - netdev_err(netdev, "failed to allocate rx page\n"); + /* Allocate descriptors */ + priv->rxdes = dma_zalloc_coherent(priv->dev, + MAX_RX_QUEUE_ENTRIES * + sizeof(struct ftgmac100_rxdes), + &priv->rxdes_dma, GFP_KERNEL); + if (!priv->rxdes) + return -ENOMEM; + priv->txdes = dma_zalloc_coherent(priv->dev, + MAX_TX_QUEUE_ENTRIES * + sizeof(struct ftgmac100_txdes), + &priv->txdes_dma, GFP_KERNEL); + if (!priv->txdes) return -ENOMEM; - } - map = dma_map_page(priv->dev, page, 0, RX_BUF_SIZE, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, map))) { - if (net_ratelimit()) - netdev_err(netdev, "failed to map rx page\n"); - __free_page(page); + /* Allocate scratch packet buffer */ + priv->rx_scratch = dma_alloc_coherent(priv->dev, + RX_BUF_SIZE, + &priv->rx_scratch_dma, + GFP_KERNEL); + if (!priv->rx_scratch) return -ENOMEM; - } - ftgmac100_rxdes_set_page(priv, rxdes, page); - ftgmac100_rxdes_set_dma_addr(rxdes, map); - ftgmac100_rxdes_set_dma_own(priv, rxdes); return 0; } -static void ftgmac100_free_buffers(struct ftgmac100 *priv) +static void ftgmac100_init_rings(struct ftgmac100 *priv) { + struct ftgmac100_rxdes *rxdes = NULL; + struct ftgmac100_txdes *txdes = NULL; int i; - for (i = 0; i < RX_QUEUE_ENTRIES; i++) { - struct ftgmac100_rxdes *rxdes = &priv->descs->rxdes[i]; - struct page *page = ftgmac100_rxdes_get_page(priv, rxdes); - dma_addr_t map = ftgmac100_rxdes_get_dma_addr(rxdes); + /* Update entries counts */ + priv->rx_q_entries = priv->new_rx_q_entries; + priv->tx_q_entries = priv->new_tx_q_entries; - if (!page) - continue; + if (WARN_ON(priv->rx_q_entries < MIN_RX_QUEUE_ENTRIES)) + return; - dma_unmap_page(priv->dev, map, RX_BUF_SIZE, DMA_FROM_DEVICE); - __free_page(page); + /* Initialize RX ring */ + for (i = 0; i < priv->rx_q_entries; i++) { + rxdes = &priv->rxdes[i]; + rxdes->rxdes0 = 0; + rxdes->rxdes3 = cpu_to_le32(priv->rx_scratch_dma); } + /* Mark the end of the ring */ + rxdes->rxdes0 |= cpu_to_le32(priv->rxdes0_edorr_mask); - for (i = 0; i < TX_QUEUE_ENTRIES; i++) { - struct ftgmac100_txdes *txdes = &priv->descs->txdes[i]; - struct sk_buff *skb = ftgmac100_txdes_get_skb(txdes); - dma_addr_t map = ftgmac100_txdes_get_dma_addr(txdes); - - if (!skb) - continue; + if (WARN_ON(priv->tx_q_entries < MIN_RX_QUEUE_ENTRIES)) + return; - dma_unmap_single(priv->dev, map, skb_headlen(skb), DMA_TO_DEVICE); - kfree_skb(skb); + /* Initialize TX ring */ + for (i = 0; i < priv->tx_q_entries; i++) { + txdes = &priv->txdes[i]; + txdes->txdes0 = 0; } - - dma_free_coherent(priv->dev, sizeof(struct ftgmac100_descs), - priv->descs, priv->descs_dma_addr); + txdes->txdes0 |= cpu_to_le32(priv->txdes0_edotr_mask); } -static int ftgmac100_alloc_buffers(struct ftgmac100 *priv) +static int ftgmac100_alloc_rx_buffers(struct ftgmac100 *priv) { int i; - priv->descs = dma_zalloc_coherent(priv->dev, - sizeof(struct ftgmac100_descs), - &priv->descs_dma_addr, GFP_KERNEL); - if (!priv->descs) - return -ENOMEM; - - /* initialize RX ring */ - ftgmac100_rxdes_set_end_of_ring(priv, - &priv->descs->rxdes[RX_QUEUE_ENTRIES - 1]); - - for (i = 0; i < RX_QUEUE_ENTRIES; i++) { - struct ftgmac100_rxdes *rxdes = &priv->descs->rxdes[i]; + for (i = 0; i < priv->rx_q_entries; i++) { + struct ftgmac100_rxdes *rxdes = &priv->rxdes[i]; - if (ftgmac100_alloc_rx_page(priv, rxdes, GFP_KERNEL)) - goto err; + if (ftgmac100_alloc_rx_buf(priv, i, rxdes, GFP_KERNEL)) + return -ENOMEM; } - - /* initialize TX ring */ - ftgmac100_txdes_set_end_of_ring(priv, - &priv->descs->txdes[TX_QUEUE_ENTRIES - 1]); return 0; - -err: - ftgmac100_free_buffers(priv); - return -ENOMEM; } -/****************************************************************************** - * internal functions (mdio) - *****************************************************************************/ static void ftgmac100_adjust_link(struct net_device *netdev) { struct ftgmac100 *priv = netdev_priv(netdev); struct phy_device *phydev = netdev->phydev; - int ier; + int new_speed; - if (phydev->speed == priv->old_speed) - return; + /* We store "no link" as speed 0 */ + if (!phydev->link) + new_speed = 0; + else + new_speed = phydev->speed; - priv->old_speed = phydev->speed; + if (phydev->speed == priv->cur_speed && + phydev->duplex == priv->cur_duplex) + return; - ier = ioread32(priv->base + FTGMAC100_OFFSET_IER); + /* Print status if we have a link or we had one and just lost it, + * don't print otherwise. + */ + if (new_speed || priv->cur_speed) + phy_print_status(phydev); - /* disable all interrupts */ - iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + priv->cur_speed = new_speed; + priv->cur_duplex = phydev->duplex; - netif_stop_queue(netdev); - ftgmac100_stop_hw(priv); + /* Link is down, do nothing else */ + if (!new_speed) + return; - netif_start_queue(netdev); - ftgmac100_init_hw(priv); - ftgmac100_start_hw(priv, phydev->speed); + /* Disable all interrupts */ + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); - /* re-enable interrupts */ - iowrite32(ier, priv->base + FTGMAC100_OFFSET_IER); + /* Reset the adapter asynchronously */ + schedule_work(&priv->reset_task); } static int ftgmac100_mii_probe(struct ftgmac100 *priv) @@ -920,9 +966,6 @@ static int ftgmac100_mii_probe(struct ftgmac100 *priv) return 0; } -/****************************************************************************** - * struct mii_bus functions - *****************************************************************************/ static int ftgmac100_mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum) { struct net_device *netdev = bus->priv; @@ -994,9 +1037,6 @@ static int ftgmac100_mdiobus_write(struct mii_bus *bus, int phy_addr, return -EIO; } -/****************************************************************************** - * struct ethtool_ops functions - *****************************************************************************/ static void ftgmac100_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *info) { @@ -1005,175 +1045,319 @@ static void ftgmac100_get_drvinfo(struct net_device *netdev, strlcpy(info->bus_info, dev_name(&netdev->dev), sizeof(info->bus_info)); } +static int ftgmac100_nway_reset(struct net_device *ndev) +{ + if (!ndev->phydev) + return -ENXIO; + return phy_start_aneg(ndev->phydev); +} + +static void ftgmac100_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ering) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + + memset(ering, 0, sizeof(*ering)); + ering->rx_max_pending = MAX_RX_QUEUE_ENTRIES; + ering->tx_max_pending = MAX_TX_QUEUE_ENTRIES; + ering->rx_pending = priv->rx_q_entries; + ering->tx_pending = priv->tx_q_entries; +} + +static int ftgmac100_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ering) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + + if (ering->rx_pending > MAX_RX_QUEUE_ENTRIES || + ering->tx_pending > MAX_TX_QUEUE_ENTRIES || + ering->rx_pending < MIN_RX_QUEUE_ENTRIES || + ering->tx_pending < MIN_TX_QUEUE_ENTRIES || + !is_power_of_2(ering->rx_pending) || + !is_power_of_2(ering->tx_pending)) + return -EINVAL; + + priv->new_rx_q_entries = ering->rx_pending; + priv->new_tx_q_entries = ering->tx_pending; + if (netif_running(netdev)) + schedule_work(&priv->reset_task); + + return 0; +} + static const struct ethtool_ops ftgmac100_ethtool_ops = { .get_drvinfo = ftgmac100_get_drvinfo, .get_link = ethtool_op_get_link, .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, + .get_ringparam = ftgmac100_get_ringparam, + .set_ringparam = ftgmac100_set_ringparam, }; -/****************************************************************************** - * interrupt handler - *****************************************************************************/ static irqreturn_t ftgmac100_interrupt(int irq, void *dev_id) { struct net_device *netdev = dev_id; struct ftgmac100 *priv = netdev_priv(netdev); + unsigned int status, new_mask = FTGMAC100_INT_BAD; - /* When running in NCSI mode, the interface should be ready for - * receiving or transmitting NCSI packets before it's opened. - */ - if (likely(priv->use_ncsi || netif_running(netdev))) { - /* Disable interrupts for polling */ - iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); - napi_schedule(&priv->napi); + /* Fetch and clear interrupt bits, process abnormal ones */ + status = ioread32(priv->base + FTGMAC100_OFFSET_ISR); + iowrite32(status, priv->base + FTGMAC100_OFFSET_ISR); + if (unlikely(status & FTGMAC100_INT_BAD)) { + + /* RX buffer unavailable */ + if (status & FTGMAC100_INT_NO_RXBUF) + netdev->stats.rx_over_errors++; + + /* received packet lost due to RX FIFO full */ + if (status & FTGMAC100_INT_RPKT_LOST) + netdev->stats.rx_fifo_errors++; + + /* sent packet lost due to excessive TX collision */ + if (status & FTGMAC100_INT_XPKT_LOST) + netdev->stats.tx_fifo_errors++; + + /* AHB error -> Reset the chip */ + if (status & FTGMAC100_INT_AHB_ERR) { + if (net_ratelimit()) + netdev_warn(netdev, + "AHB bus error ! Resetting chip.\n"); + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + schedule_work(&priv->reset_task); + return IRQ_HANDLED; + } + + /* We may need to restart the MAC after such errors, delay + * this until after we have freed some Rx buffers though + */ + priv->need_mac_restart = true; + + /* Disable those errors until we restart */ + new_mask &= ~status; } + /* Only enable "bad" interrupts while NAPI is on */ + iowrite32(new_mask, priv->base + FTGMAC100_OFFSET_IER); + + /* Schedule NAPI bh */ + napi_schedule_irqoff(&priv->napi); + return IRQ_HANDLED; } -/****************************************************************************** - * struct napi_struct functions - *****************************************************************************/ +static bool ftgmac100_check_rx(struct ftgmac100 *priv) +{ + struct ftgmac100_rxdes *rxdes = &priv->rxdes[priv->rx_pointer]; + + /* Do we have a packet ? */ + return !!(rxdes->rxdes0 & cpu_to_le32(FTGMAC100_RXDES0_RXPKT_RDY)); +} + static int ftgmac100_poll(struct napi_struct *napi, int budget) { struct ftgmac100 *priv = container_of(napi, struct ftgmac100, napi); - struct net_device *netdev = priv->netdev; - unsigned int status; - bool completed = true; - int rx = 0; + int work_done = 0; + bool more; - status = ioread32(priv->base + FTGMAC100_OFFSET_ISR); - iowrite32(status, priv->base + FTGMAC100_OFFSET_ISR); + /* Handle TX completions */ + if (ftgmac100_tx_buf_cleanable(priv)) + ftgmac100_tx_complete(priv); - if (status & (FTGMAC100_INT_RPKT_BUF | FTGMAC100_INT_NO_RXBUF)) { - /* - * FTGMAC100_INT_RPKT_BUF: - * RX DMA has received packets into RX buffer successfully - * - * FTGMAC100_INT_NO_RXBUF: - * RX buffer unavailable - */ - bool retry; + /* Handle RX packets */ + do { + more = ftgmac100_rx_packet(priv, &work_done); + } while (more && work_done < budget); - do { - retry = ftgmac100_rx_packet(priv, &rx); - } while (retry && rx < budget); - if (retry && rx == budget) - completed = false; + /* The interrupt is telling us to kick the MAC back to life + * after an RX overflow + */ + if (unlikely(priv->need_mac_restart)) { + ftgmac100_start_hw(priv); + + /* Re-enable "bad" interrupts */ + iowrite32(FTGMAC100_INT_BAD, + priv->base + FTGMAC100_OFFSET_IER); } - if (status & (FTGMAC100_INT_XPKT_ETH | FTGMAC100_INT_XPKT_LOST)) { - /* - * FTGMAC100_INT_XPKT_ETH: - * packet transmitted to ethernet successfully - * - * FTGMAC100_INT_XPKT_LOST: - * packet transmitted to ethernet lost due to late - * collision or excessive collision + /* As long as we are waiting for transmit packets to be + * completed we keep NAPI going + */ + if (ftgmac100_tx_buf_cleanable(priv)) + work_done = budget; + + if (work_done < budget) { + /* We are about to re-enable all interrupts. However + * the HW has been latching RX/TX packet interrupts while + * they were masked. So we clear them first, then we need + * to re-check if there's something to process */ - ftgmac100_tx_complete(priv); + iowrite32(FTGMAC100_INT_RXTX, + priv->base + FTGMAC100_OFFSET_ISR); + if (ftgmac100_check_rx(priv) || + ftgmac100_tx_buf_cleanable(priv)) + return budget; + + /* deschedule NAPI */ + napi_complete(napi); + + /* enable all interrupts */ + iowrite32(FTGMAC100_INT_ALL, + priv->base + FTGMAC100_OFFSET_IER); } - if (status & priv->int_mask_all & (FTGMAC100_INT_NO_RXBUF | - FTGMAC100_INT_RPKT_LOST | FTGMAC100_INT_AHB_ERR)) { - if (net_ratelimit()) - netdev_info(netdev, "[ISR] = 0x%x: %s%s%s\n", status, - status & FTGMAC100_INT_NO_RXBUF ? "NO_RXBUF " : "", - status & FTGMAC100_INT_RPKT_LOST ? "RPKT_LOST " : "", - status & FTGMAC100_INT_AHB_ERR ? "AHB_ERR " : ""); + return work_done; +} - if (status & FTGMAC100_INT_NO_RXBUF) { - /* RX buffer unavailable */ - netdev->stats.rx_over_errors++; - } +static int ftgmac100_init_all(struct ftgmac100 *priv, bool ignore_alloc_err) +{ + int err = 0; - if (status & FTGMAC100_INT_RPKT_LOST) { - /* received packet lost due to RX FIFO full */ - netdev->stats.rx_fifo_errors++; - } - } + /* Re-init descriptors (adjust queue sizes) */ + ftgmac100_init_rings(priv); - if (completed) { - napi_complete(napi); + /* Realloc rx descriptors */ + err = ftgmac100_alloc_rx_buffers(priv); + if (err && !ignore_alloc_err) + return err; - /* enable all interrupts */ - iowrite32(priv->int_mask_all, - priv->base + FTGMAC100_OFFSET_IER); + /* Reinit and restart HW */ + ftgmac100_init_hw(priv); + ftgmac100_start_hw(priv); + + /* Re-enable the device */ + napi_enable(&priv->napi); + netif_start_queue(priv->netdev); + + /* Enable all interrupts */ + iowrite32(FTGMAC100_INT_ALL, priv->base + FTGMAC100_OFFSET_IER); + + return err; +} + +static void ftgmac100_reset_task(struct work_struct *work) +{ + struct ftgmac100 *priv = container_of(work, struct ftgmac100, + reset_task); + struct net_device *netdev = priv->netdev; + int err; + + netdev_dbg(netdev, "Resetting NIC...\n"); + + /* Lock the world */ + rtnl_lock(); + if (netdev->phydev) + mutex_lock(&netdev->phydev->lock); + if (priv->mii_bus) + mutex_lock(&priv->mii_bus->mdio_lock); + + + /* Check if the interface is still up */ + if (!netif_running(netdev)) + goto bail; + + /* Stop the network stack */ + netif_trans_update(netdev); + napi_disable(&priv->napi); + netif_tx_disable(netdev); + + /* Stop and reset the MAC */ + ftgmac100_stop_hw(priv); + err = ftgmac100_reset_and_config_mac(priv); + if (err) { + /* Not much we can do ... it might come back... */ + netdev_err(netdev, "attempting to continue...\n"); } - return rx; + /* Free all rx and tx buffers */ + ftgmac100_free_buffers(priv); + + /* Setup everything again and restart chip */ + ftgmac100_init_all(priv, true); + + netdev_dbg(netdev, "Reset done !\n"); + bail: + if (priv->mii_bus) + mutex_unlock(&priv->mii_bus->mdio_lock); + if (netdev->phydev) + mutex_unlock(&netdev->phydev->lock); + rtnl_unlock(); } -/****************************************************************************** - * struct net_device_ops functions - *****************************************************************************/ static int ftgmac100_open(struct net_device *netdev) { struct ftgmac100 *priv = netdev_priv(netdev); - unsigned int status; int err; - err = ftgmac100_alloc_buffers(priv); + /* Allocate ring buffers */ + err = ftgmac100_alloc_rings(priv); if (err) { - netdev_err(netdev, "failed to allocate buffers\n"); - goto err_alloc; + netdev_err(netdev, "Failed to allocate descriptors\n"); + return err; } - err = request_irq(priv->irq, ftgmac100_interrupt, 0, netdev->name, netdev); - if (err) { - netdev_err(netdev, "failed to request irq %d\n", priv->irq); - goto err_irq; + /* When using NC-SI we force the speed to 100Mbit/s full duplex, + * + * Otherwise we leave it set to 0 (no link), the link + * message from the PHY layer will handle setting it up to + * something else if needed. + */ + if (priv->use_ncsi) { + priv->cur_duplex = DUPLEX_FULL; + priv->cur_speed = SPEED_100; + } else { + priv->cur_duplex = 0; + priv->cur_speed = 0; } - priv->rx_pointer = 0; - priv->tx_clean_pointer = 0; - priv->tx_pointer = 0; - priv->tx_pending = 0; - - err = ftgmac100_reset_hw(priv); + /* Reset the hardware */ + err = ftgmac100_reset_and_config_mac(priv); if (err) goto err_hw; - ftgmac100_init_hw(priv); - ftgmac100_start_hw(priv, priv->use_ncsi ? 100 : 10); + /* Initialize NAPI */ + netif_napi_add(netdev, &priv->napi, ftgmac100_poll, 64); - /* Clear stale interrupts */ - status = ioread32(priv->base + FTGMAC100_OFFSET_ISR); - iowrite32(status, priv->base + FTGMAC100_OFFSET_ISR); + /* Grab our interrupt */ + err = request_irq(netdev->irq, ftgmac100_interrupt, 0, netdev->name, netdev); + if (err) { + netdev_err(netdev, "failed to request irq %d\n", netdev->irq); + goto err_irq; + } - if (netdev->phydev) + /* Start things up */ + err = ftgmac100_init_all(priv, false); + if (err) { + netdev_err(netdev, "Failed to allocate packet buffers\n"); + goto err_alloc; + } + + if (netdev->phydev) { + /* If we have a PHY, start polling */ phy_start(netdev->phydev); - else if (priv->use_ncsi) + } else if (priv->use_ncsi) { + /* If using NC-SI, set our carrier on and start the stack */ netif_carrier_on(netdev); - napi_enable(&priv->napi); - netif_start_queue(netdev); - - /* enable all interrupts */ - iowrite32(priv->int_mask_all, priv->base + FTGMAC100_OFFSET_IER); - - /* Start the NCSI device */ - if (priv->use_ncsi) { + /* Start the NCSI device */ err = ncsi_start_dev(priv->ndev); if (err) goto err_ncsi; } - priv->enabled = true; - return 0; -err_ncsi: + err_ncsi: napi_disable(&priv->napi); netif_stop_queue(netdev); - iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); -err_hw: - free_irq(priv->irq, netdev); -err_irq: + err_alloc: ftgmac100_free_buffers(priv); -err_alloc: + free_irq(netdev->irq, netdev); + err_irq: + netif_napi_del(&priv->napi); + err_hw: + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + ftgmac100_free_rings(priv); return err; } @@ -1181,56 +1365,33 @@ static int ftgmac100_stop(struct net_device *netdev) { struct ftgmac100 *priv = netdev_priv(netdev); - if (!priv->enabled) - return 0; + /* Note about the reset task: We are called with the rtnl lock + * held, so we are synchronized against the core of the reset + * task. We must not try to synchronously cancel it otherwise + * we can deadlock. But since it will test for netif_running() + * which has already been cleared by the net core, we don't + * anything special to do. + */ /* disable all interrupts */ - priv->enabled = false; iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); netif_stop_queue(netdev); napi_disable(&priv->napi); + netif_napi_del(&priv->napi); if (netdev->phydev) phy_stop(netdev->phydev); else if (priv->use_ncsi) ncsi_stop_dev(priv->ndev); ftgmac100_stop_hw(priv); - free_irq(priv->irq, netdev); + free_irq(netdev->irq, netdev); ftgmac100_free_buffers(priv); + ftgmac100_free_rings(priv); return 0; } -static int ftgmac100_hard_start_xmit(struct sk_buff *skb, - struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - dma_addr_t map; - - if (unlikely(skb->len > MAX_PKT_SIZE)) { - if (net_ratelimit()) - netdev_dbg(netdev, "tx packet too big\n"); - - netdev->stats.tx_dropped++; - kfree_skb(skb); - return NETDEV_TX_OK; - } - - map = dma_map_single(priv->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, map))) { - /* drop packet */ - if (net_ratelimit()) - netdev_err(netdev, "map socket buffer failed\n"); - - netdev->stats.tx_dropped++; - kfree_skb(skb); - return NETDEV_TX_OK; - } - - return ftgmac100_xmit(priv, skb, map); -} - /* optional */ static int ftgmac100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { @@ -1240,6 +1401,17 @@ static int ftgmac100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int return phy_mii_ioctl(netdev->phydev, ifr, cmd); } +static void ftgmac100_tx_timeout(struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + + /* Disable all interrupts */ + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + + /* Do the reset outside of interrupt context */ + schedule_work(&priv->reset_task); +} + static const struct net_device_ops ftgmac100_netdev_ops = { .ndo_open = ftgmac100_open, .ndo_stop = ftgmac100_stop, @@ -1247,6 +1419,7 @@ static const struct net_device_ops ftgmac100_netdev_ops = { .ndo_set_mac_address = ftgmac100_set_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = ftgmac100_do_ioctl, + .ndo_tx_timeout = ftgmac100_tx_timeout, }; static int ftgmac100_setup_mdio(struct net_device *netdev) @@ -1261,8 +1434,7 @@ static int ftgmac100_setup_mdio(struct net_device *netdev) if (!priv->mii_bus) return -EIO; - if (of_machine_is_compatible("aspeed,ast2400") || - of_machine_is_compatible("aspeed,ast2500")) { + if (priv->is_aspeed) { /* This driver supports the old MDIO interface */ reg = ioread32(priv->base + FTGMAC100_OFFSET_REVR); reg &= ~FTGMAC100_REVR_NEW_MDIO_INTERFACE; @@ -1321,15 +1493,13 @@ static void ftgmac100_ncsi_handler(struct ncsi_dev *nd) nd->link_up ? "up" : "down"); } -/****************************************************************************** - * struct platform_driver functions - *****************************************************************************/ static int ftgmac100_probe(struct platform_device *pdev) { struct resource *res; int irq; struct net_device *netdev; struct ftgmac100 *priv; + struct device_node *np; int err = 0; if (!pdev) @@ -1354,6 +1524,7 @@ static int ftgmac100_probe(struct platform_device *pdev) netdev->ethtool_ops = &ftgmac100_ethtool_ops; netdev->netdev_ops = &ftgmac100_netdev_ops; + netdev->watchdog_timeo = 5 * HZ; platform_set_drvdata(pdev, netdev); @@ -1361,11 +1532,7 @@ static int ftgmac100_probe(struct platform_device *pdev) priv = netdev_priv(netdev); priv->netdev = netdev; priv->dev = &pdev->dev; - - spin_lock_init(&priv->tx_lock); - - /* initialize NAPI */ - netif_napi_add(netdev, &priv->napi, ftgmac100_poll, 64); + INIT_WORK(&priv->reset_task, ftgmac100_reset_task); /* map io memory */ priv->res = request_mem_region(res->start, resource_size(res), @@ -1383,29 +1550,23 @@ static int ftgmac100_probe(struct platform_device *pdev) goto err_ioremap; } - priv->irq = irq; + netdev->irq = irq; /* MAC address from chip or random one */ - ftgmac100_setup_mac(priv); - - priv->int_mask_all = (FTGMAC100_INT_RPKT_LOST | - FTGMAC100_INT_XPKT_ETH | - FTGMAC100_INT_XPKT_LOST | - FTGMAC100_INT_AHB_ERR | - FTGMAC100_INT_RPKT_BUF | - FTGMAC100_INT_NO_RXBUF); + ftgmac100_initial_mac(priv); - if (of_machine_is_compatible("aspeed,ast2400") || - of_machine_is_compatible("aspeed,ast2500")) { + np = pdev->dev.of_node; + if (np && (of_device_is_compatible(np, "aspeed,ast2400-mac") || + of_device_is_compatible(np, "aspeed,ast2500-mac"))) { priv->rxdes0_edorr_mask = BIT(30); priv->txdes0_edotr_mask = BIT(30); + priv->is_aspeed = true; } else { priv->rxdes0_edorr_mask = BIT(15); priv->txdes0_edotr_mask = BIT(15); } - if (pdev->dev.of_node && - of_get_property(pdev->dev.of_node, "use-ncsi", NULL)) { + if (np && of_get_property(np, "use-ncsi", NULL)) { if (!IS_ENABLED(CONFIG_NET_NCSI)) { dev_err(&pdev->dev, "NCSI stack not enabled\n"); goto err_ncsi_dev; @@ -1423,15 +1584,20 @@ static int ftgmac100_probe(struct platform_device *pdev) goto err_setup_mdio; } - /* We have to disable on-chip IP checksum functionality - * when NCSI is enabled on the interface. It doesn't work - * in that case. - */ - netdev->features = NETIF_F_IP_CSUM | NETIF_F_GRO; - if (priv->use_ncsi && - of_get_property(pdev->dev.of_node, "no-hw-checksum", NULL)) - netdev->features &= ~NETIF_F_IP_CSUM; + /* Default ring sizes */ + priv->rx_q_entries = priv->new_rx_q_entries = DEF_RX_QUEUE_ENTRIES; + priv->tx_q_entries = priv->new_tx_q_entries = DEF_TX_QUEUE_ENTRIES; + + /* Base feature set */ + netdev->hw_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM | + NETIF_F_GRO | NETIF_F_SG; + /* AST2400 doesn't have working HW checksum generation */ + if (np && (of_device_is_compatible(np, "aspeed,ast2400-mac"))) + netdev->hw_features &= ~NETIF_F_HW_CSUM; + if (np && of_get_property(np, "no-hw-checksum", NULL)) + netdev->hw_features &= ~(NETIF_F_HW_CSUM | NETIF_F_RXCSUM); + netdev->features |= netdev->hw_features; /* register network device */ err = register_netdev(netdev); @@ -1440,7 +1606,7 @@ static int ftgmac100_probe(struct platform_device *pdev) goto err_register_netdev; } - netdev_info(netdev, "irq %d, mapped at %p\n", priv->irq, priv->base); + netdev_info(netdev, "irq %d, mapped at %p\n", netdev->irq, priv->base); return 0; @@ -1467,6 +1633,12 @@ static int ftgmac100_remove(struct platform_device *pdev) priv = netdev_priv(netdev); unregister_netdev(netdev); + + /* There's a small chance the reset task will have been re-queued, + * during stop, make sure it's gone before we free the structure. + */ + cancel_work_sync(&priv->reset_task); + ftgmac100_destroy_mdio(netdev); iounmap(priv->base); diff --git a/drivers/net/ethernet/faraday/ftgmac100.h b/drivers/net/ethernet/faraday/ftgmac100.h index a7ce0ac8858a..97912c456e80 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.h +++ b/drivers/net/ethernet/faraday/ftgmac100.h @@ -86,6 +86,20 @@ #define FTGMAC100_INT_PHYSTS_CHG (1 << 9) #define FTGMAC100_INT_NO_HPTXBUF (1 << 10) +/* Interrupts we care about in NAPI mode */ +#define FTGMAC100_INT_BAD (FTGMAC100_INT_RPKT_LOST | \ + FTGMAC100_INT_XPKT_LOST | \ + FTGMAC100_INT_AHB_ERR | \ + FTGMAC100_INT_NO_RXBUF) + +/* Normal RX/TX interrupts, enabled when NAPI off */ +#define FTGMAC100_INT_RXTX (FTGMAC100_INT_XPKT_ETH | \ + FTGMAC100_INT_RPKT_BUF) + +/* All the interrupts we care about */ +#define FTGMAC100_INT_ALL (FTGMAC100_INT_RPKT_BUF | \ + FTGMAC100_INT_BAD) + /* * Interrupt timer control register */ @@ -188,10 +202,10 @@ * Transmit descriptor, aligned to 16 bytes */ struct ftgmac100_txdes { - unsigned int txdes0; - unsigned int txdes1; - unsigned int txdes2; /* not used by HW */ - unsigned int txdes3; /* TXBUF_BADR */ + __le32 txdes0; /* Control & status bits */ + __le32 txdes1; /* Irq, checksum and vlan control */ + __le32 txdes2; /* Reserved */ + __le32 txdes3; /* DMA buffer address */ } __attribute__ ((aligned(16))); #define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) @@ -213,10 +227,10 @@ struct ftgmac100_txdes { * Receive descriptor, aligned to 16 bytes */ struct ftgmac100_rxdes { - unsigned int rxdes0; - unsigned int rxdes1; - unsigned int rxdes2; /* not used by HW */ - unsigned int rxdes3; /* RXBUF_BADR */ + __le32 rxdes0; /* Control & status bits */ + __le32 rxdes1; /* Checksum and vlan status */ + __le32 rxdes2; /* length/type on AST2500 */ + __le32 rxdes3; /* DMA buffer address */ } __attribute__ ((aligned(16))); #define FTGMAC100_RXDES0_VDBC 0x3fff @@ -234,6 +248,14 @@ struct ftgmac100_rxdes { #define FTGMAC100_RXDES0_FRS (1 << 29) #define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31) +/* Errors we care about for dropping packets */ +#define RXDES0_ANY_ERROR ( \ + FTGMAC100_RXDES0_RX_ERR | \ + FTGMAC100_RXDES0_CRC_ERR | \ + FTGMAC100_RXDES0_FTL | \ + FTGMAC100_RXDES0_RUNT | \ + FTGMAC100_RXDES0_RX_ODD_NB) + #define FTGMAC100_RXDES1_VLANTAG_CI 0xffff #define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20) #define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20) diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index e2ca107f9d94..9a520e4f0df9 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -137,6 +137,13 @@ MODULE_PARM_DESC(tx_timeout, "The Tx timeout in ms"); /* L4 Type field: TCP */ #define FM_L4_PARSE_RESULT_TCP 0x20 +/* FD status field indicating whether the FM Parser has attempted to validate + * the L4 csum of the frame. + * Note that having this bit set doesn't necessarily imply that the checksum + * is valid. One would have to check the parse results to find that out. + */ +#define FM_FD_STAT_L4CV 0x00000004 + #define DPAA_SGT_MAX_ENTRIES 16 /* maximum number of entries in SG Table */ #define DPAA_BUFF_RELEASE_MAX 8 /* maximum number of buffers released at once */ @@ -235,6 +242,7 @@ static int dpaa_netdev_init(struct net_device *net_dev, * For conformity, we'll still declare GSO explicitly. */ net_dev->features |= NETIF_F_GSO; + net_dev->features |= NETIF_F_RXCSUM; net_dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; /* we do not want shared skbs on TX */ @@ -334,6 +342,45 @@ static void dpaa_get_stats64(struct net_device *net_dev, } } +static int dpaa_setup_tc(struct net_device *net_dev, u32 handle, __be16 proto, + struct tc_to_netdev *tc) +{ + struct dpaa_priv *priv = netdev_priv(net_dev); + u8 num_tc; + int i; + + if (tc->type != TC_SETUP_MQPRIO) + return -EINVAL; + + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + num_tc = tc->mqprio->num_tc; + + if (num_tc == priv->num_tc) + return 0; + + if (!num_tc) { + netdev_reset_tc(net_dev); + goto out; + } + + if (num_tc > DPAA_TC_NUM) { + netdev_err(net_dev, "Too many traffic classes: max %d supported.\n", + DPAA_TC_NUM); + return -EINVAL; + } + + netdev_set_num_tc(net_dev, num_tc); + + for (i = 0; i < num_tc; i++) + netdev_set_tc_queue(net_dev, i, DPAA_TC_TXQ_NUM, + i * DPAA_TC_TXQ_NUM); + +out: + priv->num_tc = num_tc ? : 1; + netif_set_real_num_tx_queues(net_dev, priv->num_tc * DPAA_TC_TXQ_NUM); + return 0; +} + static struct mac_device *dpaa_mac_dev_get(struct platform_device *pdev) { struct platform_device *of_dev; @@ -557,16 +604,18 @@ static void dpaa_bps_free(struct dpaa_priv *priv) /* Use multiple WQs for FQ assignment: * - Tx Confirmation queues go to WQ1. - * - Rx Error and Tx Error queues go to WQ2 (giving them a better chance - * to be scheduled, in case there are many more FQs in WQ3). - * - Rx Default and Tx queues go to WQ3 (no differentiation between - * Rx and Tx traffic). + * - Rx Error and Tx Error queues go to WQ5 (giving them a better chance + * to be scheduled, in case there are many more FQs in WQ6). + * - Rx Default goes to WQ6. + * - Tx queues go to different WQs depending on their priority. Equal + * chunks of NR_CPUS queues go to WQ6 (lowest priority), WQ2, WQ1 and + * WQ0 (highest priority). * This ensures that Tx-confirmed buffers are timely released. In particular, * it avoids congestion on the Tx Confirm FQs, which can pile up PFDRs if they * are greatly outnumbered by other FQs in the system, while * dequeue scheduling is round-robin. */ -static inline void dpaa_assign_wq(struct dpaa_fq *fq) +static inline void dpaa_assign_wq(struct dpaa_fq *fq, int idx) { switch (fq->fq_type) { case FQ_TYPE_TX_CONFIRM: @@ -575,11 +624,33 @@ static inline void dpaa_assign_wq(struct dpaa_fq *fq) break; case FQ_TYPE_RX_ERROR: case FQ_TYPE_TX_ERROR: - fq->wq = 2; + fq->wq = 5; break; case FQ_TYPE_RX_DEFAULT: + fq->wq = 6; + break; case FQ_TYPE_TX: - fq->wq = 3; + switch (idx / DPAA_TC_TXQ_NUM) { + case 0: + /* Low priority (best effort) */ + fq->wq = 6; + break; + case 1: + /* Medium priority */ + fq->wq = 2; + break; + case 2: + /* High priority */ + fq->wq = 1; + break; + case 3: + /* Very high priority */ + fq->wq = 0; + break; + default: + WARN(1, "Too many TX FQs: more than %d!\n", + DPAA_ETH_TXQ_NUM); + } break; default: WARN(1, "Invalid FQ type %d for FQID %d!\n", @@ -607,7 +678,7 @@ static struct dpaa_fq *dpaa_fq_alloc(struct device *dev, } for (i = 0; i < count; i++) - dpaa_assign_wq(dpaa_fq + i); + dpaa_assign_wq(dpaa_fq + i, i); return dpaa_fq; } @@ -903,7 +974,7 @@ static int dpaa_fq_init(struct dpaa_fq *dpaa_fq, bool td_enable) * Tx Confirmation FQs. */ if (dpaa_fq->fq_type == FQ_TYPE_TX_CONFIRM) - initfq.fqd.fq_ctrl |= cpu_to_be16(QM_FQCTRL_HOLDACTIVE); + initfq.fqd.fq_ctrl |= cpu_to_be16(QM_FQCTRL_AVOIDBLOCK); /* FQ placement */ initfq.we_mask |= cpu_to_be16(QM_INITFQ_WE_DESTWQ); @@ -985,7 +1056,8 @@ static int dpaa_fq_init(struct dpaa_fq *dpaa_fq, bool td_enable) /* Initialization common to all ingress queues */ if (dpaa_fq->flags & QMAN_FQ_FLAG_NO_ENQUEUE) { initfq.we_mask |= cpu_to_be16(QM_INITFQ_WE_CONTEXTA); - initfq.fqd.fq_ctrl |= cpu_to_be16(QM_FQCTRL_HOLDACTIVE); + initfq.fqd.fq_ctrl |= cpu_to_be16(QM_FQCTRL_HOLDACTIVE | + QM_FQCTRL_CTXASTASHING); initfq.fqd.context_a.stashing.exclusive = QM_STASHING_EXCL_DATA | QM_STASHING_EXCL_CTX | QM_STASHING_EXCL_ANNOTATION; @@ -1055,9 +1127,9 @@ static int dpaa_fq_free(struct device *dev, struct list_head *list) return err; } -static void dpaa_eth_init_tx_port(struct fman_port *port, struct dpaa_fq *errq, - struct dpaa_fq *defq, - struct dpaa_buffer_layout *buf_layout) +static int dpaa_eth_init_tx_port(struct fman_port *port, struct dpaa_fq *errq, + struct dpaa_fq *defq, + struct dpaa_buffer_layout *buf_layout) { struct fman_buffer_prefix_content buf_prefix_content; struct fman_port_params params; @@ -1076,23 +1148,29 @@ static void dpaa_eth_init_tx_port(struct fman_port *port, struct dpaa_fq *errq, params.specific_params.non_rx_params.dflt_fqid = defq->fqid; err = fman_port_config(port, ¶ms); - if (err) + if (err) { pr_err("%s: fman_port_config failed\n", __func__); + return err; + } err = fman_port_cfg_buf_prefix_content(port, &buf_prefix_content); - if (err) + if (err) { pr_err("%s: fman_port_cfg_buf_prefix_content failed\n", __func__); + return err; + } err = fman_port_init(port); if (err) pr_err("%s: fm_port_init failed\n", __func__); + + return err; } -static void dpaa_eth_init_rx_port(struct fman_port *port, struct dpaa_bp **bps, - size_t count, struct dpaa_fq *errq, - struct dpaa_fq *defq, - struct dpaa_buffer_layout *buf_layout) +static int dpaa_eth_init_rx_port(struct fman_port *port, struct dpaa_bp **bps, + size_t count, struct dpaa_fq *errq, + struct dpaa_fq *defq, + struct dpaa_buffer_layout *buf_layout) { struct fman_buffer_prefix_content buf_prefix_content; struct fman_port_rx_params *rx_p; @@ -1120,32 +1198,44 @@ static void dpaa_eth_init_rx_port(struct fman_port *port, struct dpaa_bp **bps, } err = fman_port_config(port, ¶ms); - if (err) + if (err) { pr_err("%s: fman_port_config failed\n", __func__); + return err; + } err = fman_port_cfg_buf_prefix_content(port, &buf_prefix_content); - if (err) + if (err) { pr_err("%s: fman_port_cfg_buf_prefix_content failed\n", __func__); + return err; + } err = fman_port_init(port); if (err) pr_err("%s: fm_port_init failed\n", __func__); + + return err; } -static void dpaa_eth_init_ports(struct mac_device *mac_dev, - struct dpaa_bp **bps, size_t count, - struct fm_port_fqs *port_fqs, - struct dpaa_buffer_layout *buf_layout, - struct device *dev) +static int dpaa_eth_init_ports(struct mac_device *mac_dev, + struct dpaa_bp **bps, size_t count, + struct fm_port_fqs *port_fqs, + struct dpaa_buffer_layout *buf_layout, + struct device *dev) { struct fman_port *rxport = mac_dev->port[RX]; struct fman_port *txport = mac_dev->port[TX]; + int err; + + err = dpaa_eth_init_tx_port(txport, port_fqs->tx_errq, + port_fqs->tx_defq, &buf_layout[TX]); + if (err) + return err; + + err = dpaa_eth_init_rx_port(rxport, bps, count, port_fqs->rx_errq, + port_fqs->rx_defq, &buf_layout[RX]); - dpaa_eth_init_tx_port(txport, port_fqs->tx_errq, - port_fqs->tx_defq, &buf_layout[TX]); - dpaa_eth_init_rx_port(rxport, bps, count, port_fqs->rx_errq, - port_fqs->rx_defq, &buf_layout[RX]); + return err; } static int dpaa_bman_release(const struct dpaa_bp *dpaa_bp, @@ -1526,6 +1616,23 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, return skb; } +static u8 rx_csum_offload(const struct dpaa_priv *priv, const struct qm_fd *fd) +{ + /* The parser has run and performed L4 checksum validation. + * We know there were no parser errors (and implicitly no + * L4 csum error), otherwise we wouldn't be here. + */ + if ((priv->net_dev->features & NETIF_F_RXCSUM) && + (be32_to_cpu(fd->status) & FM_FD_STAT_L4CV)) + return CHECKSUM_UNNECESSARY; + + /* We're here because either the parser didn't run or the L4 checksum + * was not verified. This may include the case of a UDP frame with + * checksum zero or an L4 proto other than TCP/UDP + */ + return CHECKSUM_NONE; +} + /* Build a linear skb around the received buffer. * We are guaranteed there is enough room at the end of the data buffer to * accommodate the shared info area of the skb. @@ -1556,7 +1663,7 @@ static struct sk_buff *contig_fd_to_skb(const struct dpaa_priv *priv, skb_reserve(skb, fd_off); skb_put(skb, qm_fd_get_length(fd)); - skb->ip_summed = CHECKSUM_NONE; + skb->ip_summed = rx_csum_offload(priv, fd); return skb; @@ -1616,7 +1723,7 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, if (WARN_ON(unlikely(!skb))) goto free_buffers; - skb->ip_summed = CHECKSUM_NONE; + skb->ip_summed = rx_csum_offload(priv, fd); /* Make sure forwarded skbs will have enough space * on Tx, if extra headers are added. @@ -2093,7 +2200,7 @@ static enum qman_cb_dqrr_result rx_default_dqrr(struct qman_portal *portal, dma_addr_t addr = qm_fd_addr(fd); enum qm_fd_format fd_format; struct net_device *net_dev; - u32 fd_status = fd->status; + u32 fd_status; struct dpaa_bp *dpaa_bp; struct dpaa_priv *priv; unsigned int skb_len; @@ -2350,6 +2457,7 @@ static const struct net_device_ops dpaa_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = dpaa_set_rx_mode, .ndo_do_ioctl = dpaa_ioctl, + .ndo_setup_tc = dpaa_setup_tc, }; static int dpaa_napi_add(struct net_device *net_dev) @@ -2624,8 +2732,10 @@ static int dpaa_eth_probe(struct platform_device *pdev) priv->rx_headroom = dpaa_get_headroom(&priv->buf_layout[RX]); /* All real interfaces need their ports initialized */ - dpaa_eth_init_ports(mac_dev, dpaa_bps, DPAA_BPS_NUM, &port_fqs, - &priv->buf_layout[0], dev); + err = dpaa_eth_init_ports(mac_dev, dpaa_bps, DPAA_BPS_NUM, &port_fqs, + &priv->buf_layout[0], dev); + if (err) + goto init_ports_failed; priv->percpu_priv = devm_alloc_percpu(dev, *priv->percpu_priv); if (!priv->percpu_priv) { @@ -2638,6 +2748,9 @@ static int dpaa_eth_probe(struct platform_device *pdev) memset(percpu_priv, 0, sizeof(*percpu_priv)); } + priv->num_tc = 1; + netif_set_real_num_tx_queues(net_dev, priv->num_tc * DPAA_TC_TXQ_NUM); + /* Initialize NAPI */ err = dpaa_napi_add(net_dev); if (err < 0) @@ -2658,6 +2771,7 @@ netdev_init_failed: napi_add_failed: dpaa_napi_del(net_dev); alloc_percpu_failed: +init_ports_failed: dpaa_fq_free(dev, &priv->dpaa_fq_list); fq_alloc_failed: qman_delete_cgr_safe(&priv->ingress_cgr); diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h index 1f9aebf3f3c5..9941a7866ebe 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.h @@ -39,7 +39,12 @@ #include "mac.h" #include "dpaa_eth_trace.h" -#define DPAA_ETH_TXQ_NUM NR_CPUS +/* Number of prioritised traffic classes */ +#define DPAA_TC_NUM 4 +/* Number of Tx queues per traffic class */ +#define DPAA_TC_TXQ_NUM NR_CPUS +/* Total number of Tx queues */ +#define DPAA_ETH_TXQ_NUM (DPAA_TC_NUM * DPAA_TC_TXQ_NUM) #define DPAA_BPS_NUM 3 /* number of bpools per interface */ @@ -152,6 +157,7 @@ struct dpaa_priv { u16 channel; struct list_head dpaa_fq_list; + u8 num_tc; u32 msg_enable; /* net_device message level */ struct { diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 91a16641e851..a92bf94f8e94 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -117,8 +117,9 @@ static struct platform_device_id fec_devtype[] = { .name = "imx6ul-fec", .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT | FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM | - FEC_QUIRK_HAS_VLAN | FEC_QUIRK_BUG_CAPTURE | - FEC_QUIRK_HAS_RACC | FEC_QUIRK_HAS_COALESCE, + FEC_QUIRK_HAS_VLAN | FEC_QUIRK_ERR007885 | + FEC_QUIRK_BUG_CAPTURE | FEC_QUIRK_HAS_RACC | + FEC_QUIRK_HAS_COALESCE, }, { /* sentinel */ } @@ -235,14 +236,14 @@ static struct bufdesc *fec_enet_get_nextdesc(struct bufdesc *bdp, struct bufdesc_prop *bd) { return (bdp >= bd->last) ? bd->base - : (struct bufdesc *)(((unsigned)bdp) + bd->dsize); + : (struct bufdesc *)(((void *)bdp) + bd->dsize); } static struct bufdesc *fec_enet_get_prevdesc(struct bufdesc *bdp, struct bufdesc_prop *bd) { return (bdp <= bd->base) ? bd->last - : (struct bufdesc *)(((unsigned)bdp) - bd->dsize); + : (struct bufdesc *)(((void *)bdp) - bd->dsize); } static int fec_enet_get_bd_index(struct bufdesc *bdp, @@ -1266,7 +1267,7 @@ skb_done: } } - /* ERR006538: Keep the transmitter going */ + /* ERR006358: Keep the transmitter going */ if (bdp != txq->bd.cur && readl(txq->bd.reg_desc_active) == 0) writel(0, txq->bd.reg_desc_active); @@ -2651,7 +2652,7 @@ static void fec_enet_free_queue(struct net_device *ndev) for (i = 0; i < fep->num_tx_queues; i++) if (fep->tx_queue[i] && fep->tx_queue[i]->tso_hdrs) { txq = fep->tx_queue[i]; - dma_free_coherent(NULL, + dma_free_coherent(&fep->pdev->dev, txq->bd.ring_size * TSO_HEADER_SIZE, txq->tso_hdrs, txq->tso_hdrs_dma); @@ -2685,7 +2686,7 @@ static int fec_enet_alloc_queue(struct net_device *ndev) txq->tx_wake_threshold = (txq->bd.ring_size - txq->tx_stop_threshold) / 2; - txq->tso_hdrs = dma_alloc_coherent(NULL, + txq->tso_hdrs = dma_alloc_coherent(&fep->pdev->dev, txq->bd.ring_size * TSO_HEADER_SIZE, &txq->tso_hdrs_dma, GFP_KERNEL); @@ -3187,7 +3188,7 @@ static int fec_enet_init(struct net_device *ndev) } #ifdef CONFIG_OF -static void fec_reset_phy(struct platform_device *pdev) +static int fec_reset_phy(struct platform_device *pdev) { int err, phy_reset; bool active_high = false; @@ -3195,16 +3196,18 @@ static void fec_reset_phy(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; if (!np) - return; + return 0; - of_property_read_u32(np, "phy-reset-duration", &msec); + err = of_property_read_u32(np, "phy-reset-duration", &msec); /* A sane reset duration should not be longer than 1s */ - if (msec > 1000) + if (!err && msec > 1000) msec = 1; phy_reset = of_get_named_gpio(np, "phy-reset-gpios", 0); - if (!gpio_is_valid(phy_reset)) - return; + if (phy_reset == -EPROBE_DEFER) + return phy_reset; + else if (!gpio_is_valid(phy_reset)) + return 0; active_high = of_property_read_bool(np, "phy-reset-active-high"); @@ -3213,7 +3216,7 @@ static void fec_reset_phy(struct platform_device *pdev) "phy-reset"); if (err) { dev_err(&pdev->dev, "failed to get phy-reset-gpios: %d\n", err); - return; + return err; } if (msec > 20) @@ -3222,14 +3225,17 @@ static void fec_reset_phy(struct platform_device *pdev) usleep_range(msec * 1000, msec * 1000 + 1000); gpio_set_value_cansleep(phy_reset, !active_high); + + return 0; } #else /* CONFIG_OF */ -static void fec_reset_phy(struct platform_device *pdev) +static int fec_reset_phy(struct platform_device *pdev) { /* * In case of platform probe, the reset has been done * by machine code. */ + return 0; } #endif /* CONFIG_OF */ @@ -3400,6 +3406,7 @@ fec_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "Failed to enable phy regulator: %d\n", ret); + clk_disable_unprepare(fep->clk_ipg); goto failed_regulator; } } else { @@ -3412,7 +3419,9 @@ fec_probe(struct platform_device *pdev) pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev); - fec_reset_phy(pdev); + ret = fec_reset_phy(pdev); + if (ret) + goto failed_reset; if (fep->bufdesc_ex) fec_ptp_init(pdev); @@ -3473,8 +3482,10 @@ failed_init: fec_ptp_stop(pdev); if (fep->reg_phy) regulator_disable(fep->reg_phy); +failed_reset: + pm_runtime_put(&pdev->dev); + pm_runtime_disable(&pdev->dev); failed_regulator: - clk_disable_unprepare(fep->clk_ipg); failed_clk_ipg: fec_enet_clk_enable(ndev, false); failed_clk: diff --git a/drivers/net/ethernet/freescale/fman/fman.c b/drivers/net/ethernet/freescale/fman/fman.c index f60845f0c6ca..4aefe2438969 100644 --- a/drivers/net/ethernet/freescale/fman/fman.c +++ b/drivers/net/ethernet/freescale/fman/fman.c @@ -59,6 +59,7 @@ #define DMA_OFFSET 0x000C2000 #define FPM_OFFSET 0x000C3000 #define IMEM_OFFSET 0x000C4000 +#define HWP_OFFSET 0x000C7000 #define CGP_OFFSET 0x000DB000 /* Exceptions bit map */ @@ -218,6 +219,9 @@ #define QMI_GS_HALT_NOT_BUSY 0x00000002 +/* HWP defines */ +#define HWP_RPIMAC_PEN 0x00000001 + /* IRAM defines */ #define IRAM_IADD_AIE 0x80000000 #define IRAM_READY 0x80000000 @@ -475,6 +479,12 @@ struct fman_dma_regs { u32 res00e0[0x400 - 56]; }; +struct fman_hwp_regs { + u32 res0000[0x844 / 4]; /* 0x000..0x843 */ + u32 fmprrpimac; /* FM Parser Internal memory access control */ + u32 res[(0x1000 - 0x848) / 4]; /* 0x848..0xFFF */ +}; + /* Structure that holds current FMan state. * Used for saving run time information. */ @@ -606,6 +616,7 @@ struct fman { struct fman_bmi_regs __iomem *bmi_regs; struct fman_qmi_regs __iomem *qmi_regs; struct fman_dma_regs __iomem *dma_regs; + struct fman_hwp_regs __iomem *hwp_regs; fman_exceptions_cb *exception_cb; fman_bus_error_cb *bus_error_cb; /* Spinlock for FMan use */ @@ -999,6 +1010,12 @@ static void qmi_init(struct fman_qmi_regs __iomem *qmi_rg, iowrite32be(tmp_reg, &qmi_rg->fmqm_ien); } +static void hwp_init(struct fman_hwp_regs __iomem *hwp_rg) +{ + /* enable HW Parser */ + iowrite32be(HWP_RPIMAC_PEN, &hwp_rg->fmprrpimac); +} + static int enable(struct fman *fman, struct fman_cfg *cfg) { u32 cfg_reg = 0; @@ -1195,7 +1212,7 @@ static int fill_soc_specific_params(struct fman_state_struct *state) state->max_num_of_open_dmas = 32; state->fm_port_num_of_cg = 256; state->num_of_rx_ports = 6; - state->total_fifo_size = 122 * 1024; + state->total_fifo_size = 136 * 1024; break; case 2: @@ -1793,6 +1810,7 @@ static int fman_config(struct fman *fman) fman->bmi_regs = base_addr + BMI_OFFSET; fman->qmi_regs = base_addr + QMI_OFFSET; fman->dma_regs = base_addr + DMA_OFFSET; + fman->hwp_regs = base_addr + HWP_OFFSET; fman->base_addr = base_addr; spin_lock_init(&fman->spinlock); @@ -2062,6 +2080,9 @@ static int fman_init(struct fman *fman) /* Init QMI Registers */ qmi_init(fman->qmi_regs, fman->cfg); + /* Init HW Parser */ + hwp_init(fman->hwp_regs); + err = enable(fman, cfg); if (err != 0) return err; diff --git a/drivers/net/ethernet/freescale/fman/fman.h b/drivers/net/ethernet/freescale/fman/fman.h index 57aae8d17d77..f53e1473dbcc 100644 --- a/drivers/net/ethernet/freescale/fman/fman.h +++ b/drivers/net/ethernet/freescale/fman/fman.h @@ -134,14 +134,14 @@ enum fman_exceptions { struct fman_prs_result { u8 lpid; /* Logical port id */ u8 shimr; /* Shim header result */ - u16 l2r; /* Layer 2 result */ - u16 l3r; /* Layer 3 result */ + __be16 l2r; /* Layer 2 result */ + __be16 l3r; /* Layer 3 result */ u8 l4r; /* Layer 4 result */ u8 cplan; /* Classification plan id */ - u16 nxthdr; /* Next Header */ - u16 cksum; /* Running-sum */ + __be16 nxthdr; /* Next Header */ + __be16 cksum; /* Running-sum */ /* Flags&fragment-offset field of the last IP-header */ - u16 flags_frag_off; + __be16 flags_frag_off; /* Routing type field of a IPV6 routing extension header */ u8 route_type; /* Routing Extension Header Present; last bit is IP valid */ diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.c b/drivers/net/ethernet/freescale/fman/fman_dtsec.c index 84ea130eed36..98bba10fc38c 100644 --- a/drivers/net/ethernet/freescale/fman/fman_dtsec.c +++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.c @@ -381,6 +381,9 @@ static int init(struct dtsec_regs __iomem *regs, struct dtsec_cfg *cfg, /* check RGMII support */ if (iface == PHY_INTERFACE_MODE_RGMII || + iface == PHY_INTERFACE_MODE_RGMII_ID || + iface == PHY_INTERFACE_MODE_RGMII_RXID || + iface == PHY_INTERFACE_MODE_RGMII_TXID || iface == PHY_INTERFACE_MODE_RMII) if (tmp & DTSEC_ID2_INT_REDUCED_OFF) return -EINVAL; @@ -390,7 +393,10 @@ static int init(struct dtsec_regs __iomem *regs, struct dtsec_cfg *cfg, if (tmp & DTSEC_ID2_INT_REDUCED_OFF) return -EINVAL; - is_rgmii = iface == PHY_INTERFACE_MODE_RGMII; + is_rgmii = iface == PHY_INTERFACE_MODE_RGMII || + iface == PHY_INTERFACE_MODE_RGMII_ID || + iface == PHY_INTERFACE_MODE_RGMII_RXID || + iface == PHY_INTERFACE_MODE_RGMII_TXID; is_sgmii = iface == PHY_INTERFACE_MODE_SGMII; is_qsgmii = iface == PHY_INTERFACE_MODE_QSGMII; diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c index cd6a53eaf161..c0296880feba 100644 --- a/drivers/net/ethernet/freescale/fman/fman_memac.c +++ b/drivers/net/ethernet/freescale/fman/fman_memac.c @@ -443,7 +443,10 @@ static int init(struct memac_regs __iomem *regs, struct memac_cfg *cfg, break; default: tmp |= IF_MODE_GMII; - if (phy_if == PHY_INTERFACE_MODE_RGMII) + if (phy_if == PHY_INTERFACE_MODE_RGMII || + phy_if == PHY_INTERFACE_MODE_RGMII_ID || + phy_if == PHY_INTERFACE_MODE_RGMII_RXID || + phy_if == PHY_INTERFACE_MODE_RGMII_TXID) tmp |= IF_MODE_RGMII | IF_MODE_RGMII_AUTO; } iowrite32be(tmp, ®s->if_mode); diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.h b/drivers/net/ethernet/freescale/fman/fman_memac.h index 173d8e0fd716..c4a66469a907 100644 --- a/drivers/net/ethernet/freescale/fman/fman_memac.h +++ b/drivers/net/ethernet/freescale/fman/fman_memac.h @@ -36,6 +36,7 @@ #include "fman_mac.h" #include <linux/netdevice.h> +#include <linux/phy_fixed.h> struct fman_mac *memac_config(struct fman_mac_params *params); int memac_set_promiscuous(struct fman_mac *memac, bool new_val); diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c index 9f3bb50a2365..57bf44fa16a1 100644 --- a/drivers/net/ethernet/freescale/fman/fman_port.c +++ b/drivers/net/ethernet/freescale/fman/fman_port.c @@ -62,6 +62,7 @@ #define BMI_PORT_REGS_OFFSET 0 #define QMI_PORT_REGS_OFFSET 0x400 +#define HWP_PORT_REGS_OFFSET 0x800 /* Default values */ #define DFLT_PORT_BUFFER_PREFIX_CONTEXT_DATA_ALIGN \ @@ -182,7 +183,7 @@ #define NIA_ENG_BMI 0x00500000 #define NIA_ENG_QMI_ENQ 0x00540000 #define NIA_ENG_QMI_DEQ 0x00580000 - +#define NIA_ENG_HWP 0x00440000 #define NIA_BMI_AC_ENQ_FRAME 0x00000002 #define NIA_BMI_AC_TX_RELEASE 0x000002C0 #define NIA_BMI_AC_RELEASE 0x000000C0 @@ -317,6 +318,19 @@ struct fman_port_qmi_regs { u32 fmqm_pndcc; /* PortID n Dequeue Confirm Counter */ }; +#define HWP_HXS_COUNT 16 +#define HWP_HXS_PHE_REPORT 0x00000800 +#define HWP_HXS_PCAC_PSTAT 0x00000100 +#define HWP_HXS_PCAC_PSTOP 0x00000001 +struct fman_port_hwp_regs { + struct { + u32 ssa; /* Soft Sequence Attachment */ + u32 lcv; /* Line-up Enable Confirmation Mask */ + } pmda[HWP_HXS_COUNT]; /* Parse Memory Direct Access Registers */ + u32 reserved080[(0x3f8 - 0x080) / 4]; /* (0x080-0x3f7) */ + u32 fmpr_pcac; /* Configuration Access Control */ +}; + /* QMI dequeue prefetch modes */ enum fman_port_deq_prefetch { FMAN_PORT_DEQ_NO_PREFETCH, /* No prefetch mode */ @@ -436,6 +450,7 @@ struct fman_port { union fman_port_bmi_regs __iomem *bmi_regs; struct fman_port_qmi_regs __iomem *qmi_regs; + struct fman_port_hwp_regs __iomem *hwp_regs; struct fman_sp_buffer_offsets buffer_offsets; @@ -521,9 +536,12 @@ static int init_bmi_rx(struct fman_port *port) /* NIA */ tmp = (u32)cfg->rx_fd_bits << BMI_NEXT_ENG_FD_BITS_SHIFT; - tmp |= NIA_ENG_BMI | NIA_BMI_AC_ENQ_FRAME; + tmp |= NIA_ENG_HWP; iowrite32be(tmp, ®s->fmbm_rfne); + /* Parser Next Engine NIA */ + iowrite32be(NIA_ENG_BMI | NIA_BMI_AC_ENQ_FRAME, ®s->fmbm_rfpne); + /* Enqueue NIA */ iowrite32be(NIA_ENG_QMI_ENQ | NIA_ORDER_RESTOR, ®s->fmbm_rfene); @@ -665,6 +683,50 @@ static int init_qmi(struct fman_port *port) return 0; } +static void stop_port_hwp(struct fman_port *port) +{ + struct fman_port_hwp_regs __iomem *regs = port->hwp_regs; + int cnt = 100; + + iowrite32be(HWP_HXS_PCAC_PSTOP, ®s->fmpr_pcac); + + while (cnt-- > 0 && + (ioread32be(®s->fmpr_pcac) & HWP_HXS_PCAC_PSTAT)) + udelay(10); + if (!cnt) + pr_err("Timeout stopping HW Parser\n"); +} + +static void start_port_hwp(struct fman_port *port) +{ + struct fman_port_hwp_regs __iomem *regs = port->hwp_regs; + int cnt = 100; + + iowrite32be(0, ®s->fmpr_pcac); + + while (cnt-- > 0 && + !(ioread32be(®s->fmpr_pcac) & HWP_HXS_PCAC_PSTAT)) + udelay(10); + if (!cnt) + pr_err("Timeout starting HW Parser\n"); +} + +static void init_hwp(struct fman_port *port) +{ + struct fman_port_hwp_regs __iomem *regs = port->hwp_regs; + int i; + + stop_port_hwp(port); + + for (i = 0; i < HWP_HXS_COUNT; i++) { + /* enable HXS error reporting into FD[STATUS] PHE */ + iowrite32be(0x00000000, ®s->pmda[i].ssa); + iowrite32be(0xffffffff, ®s->pmda[i].lcv); + } + + start_port_hwp(port); +} + static int init(struct fman_port *port) { int err; @@ -673,6 +735,8 @@ static int init(struct fman_port *port) switch (port->port_type) { case FMAN_PORT_TYPE_RX: err = init_bmi_rx(port); + if (!err) + init_hwp(port); break; case FMAN_PORT_TYPE_TX: err = init_bmi_tx(port); @@ -686,7 +750,8 @@ static int init(struct fman_port *port) /* Init QMI registers */ err = init_qmi(port); - return err; + if (err) + return err; return 0; } @@ -1247,7 +1312,7 @@ int fman_port_config(struct fman_port *port, struct fman_port_params *params) /* Allocate the FM driver's parameters structure */ port->cfg = kzalloc(sizeof(*port->cfg), GFP_KERNEL); if (!port->cfg) - goto err_params; + return -EINVAL; /* Initialize FM port parameters which will be kept by the driver */ port->port_type = port->dts_params.type; @@ -1276,6 +1341,7 @@ int fman_port_config(struct fman_port *port, struct fman_port_params *params) /* set memory map pointers */ port->bmi_regs = base_addr + BMI_PORT_REGS_OFFSET; port->qmi_regs = base_addr + QMI_PORT_REGS_OFFSET; + port->hwp_regs = base_addr + HWP_PORT_REGS_OFFSET; port->max_frame_length = DFLT_PORT_MAX_FRAME_LENGTH; /* resource distribution. */ @@ -1327,8 +1393,6 @@ int fman_port_config(struct fman_port *port, struct fman_port_params *params) err_port_cfg: kfree(port->cfg); -err_params: - kfree(port); return -EINVAL; } EXPORT_SYMBOL(fman_port_config); diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index db9c0bcf54cd..1fc27c97e3b2 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -38,12 +38,6 @@ #include <asm/irq.h> #include <linux/uaccess.h> -#ifdef CONFIG_8xx -#include <asm/8xx_immap.h> -#include <asm/pgtable.h> -#include <asm/cpm1.h> -#endif - #include "fs_enet.h" #include "fec.h" diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c index 96d44cf44fe0..64300ac13e02 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c @@ -37,12 +37,6 @@ #include <asm/irq.h> #include <linux/uaccess.h> -#ifdef CONFIG_8xx -#include <asm/8xx_immap.h> -#include <asm/pgtable.h> -#include <asm/cpm1.h> -#endif - #include "fs_enet.h" /*************************************************/ diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index b6ed818f78ff..9d9b6e6dd988 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -9,9 +9,9 @@ #include <linux/dma-mapping.h> #include <linux/interrupt.h> +#include <linux/of.h> #include <linux/skbuff.h> #include <linux/slab.h> - #include "hnae.h" #define cls_to_ae_dev(dev) container_of(dev, struct hnae_ae_dev, cls_dev) @@ -57,11 +57,15 @@ static int hnae_alloc_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb) static void hnae_free_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb) { + if (unlikely(!cb->priv)) + return; + if (cb->type == DESC_TYPE_SKB) dev_kfree_skb_any((struct sk_buff *)cb->priv); else if (unlikely(is_rx_ring(ring))) put_page((struct page *)cb->priv); - memset(cb, 0, sizeof(*cb)); + + cb->priv = NULL; } static int hnae_map_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb) @@ -197,6 +201,7 @@ hnae_init_ring(struct hnae_queue *q, struct hnae_ring *ring, int flags) ring->q = q; ring->flags = flags; + spin_lock_init(&ring->lock); assert(!ring->desc && !ring->desc_cb && !ring->desc_dma_addr); /* not matter for tx or rx ring, the ntc and ntc start from 0 */ diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index 8016854796fb..04211ac73b36 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -67,6 +67,8 @@ do { \ #define AE_IS_VER1(ver) ((ver) == AE_VERSION_1) #define AE_NAME_SIZE 16 +#define BD_SIZE_2048_MAX_MTU 6000 + /* some said the RX and TX RCB format should not be the same in the future. But * it is the same now... */ @@ -101,7 +103,6 @@ enum hnae_led_state { #define HNS_RX_FLAG_L4ID_TCP 0x1 #define HNS_RX_FLAG_L4ID_SCTP 0x3 - #define HNS_TXD_ASID_S 0 #define HNS_TXD_ASID_M (0xff << HNS_TXD_ASID_S) #define HNS_TXD_BUFNUM_S 8 @@ -273,6 +274,9 @@ struct hnae_ring { /* statistic */ struct ring_stats stats; + /* ring lock for poll one */ + spinlock_t lock; + dma_addr_t desc_dma_addr; u32 buf_size; /* size for hnae_desc->addr, preset by AE */ u16 desc_num; /* total number of desc */ @@ -483,11 +487,11 @@ struct hnae_ae_ops { u32 auto_neg, u32 rx_en, u32 tx_en); void (*get_coalesce_usecs)(struct hnae_handle *handle, u32 *tx_usecs, u32 *rx_usecs); - void (*get_rx_max_coalesced_frames)(struct hnae_handle *handle, - u32 *tx_frames, u32 *rx_frames); + void (*get_max_coalesced_frames)(struct hnae_handle *handle, + u32 *tx_frames, u32 *rx_frames); int (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); int (*set_coalesce_frames)(struct hnae_handle *handle, - u32 coalesce_frames); + u32 tx_frames, u32 rx_frames); void (*get_coalesce_range)(struct hnae_handle *handle, u32 *tx_frames_low, u32 *rx_frames_low, u32 *tx_frames_high, u32 *rx_frames_high, @@ -646,6 +650,41 @@ static inline void hnae_reuse_buffer(struct hnae_ring *ring, int i) ring->desc[i].rx.ipoff_bnum_pid_flag = 0; } +/* when reinit buffer size, we should reinit buffer description */ +static inline void hnae_reinit_all_ring_desc(struct hnae_handle *h) +{ + int i, j; + struct hnae_ring *ring; + + for (i = 0; i < h->q_num; i++) { + ring = &h->qs[i]->rx_ring; + for (j = 0; j < ring->desc_num; j++) + ring->desc[j].addr = cpu_to_le64(ring->desc_cb[j].dma); + } + + wmb(); /* commit all data before submit */ +} + +/* when reinit buffer size, we should reinit page offset */ +static inline void hnae_reinit_all_ring_page_off(struct hnae_handle *h) +{ + int i, j; + struct hnae_ring *ring; + + for (i = 0; i < h->q_num; i++) { + ring = &h->qs[i]->rx_ring; + for (j = 0; j < ring->desc_num; j++) { + ring->desc_cb[j].page_offset = 0; + if (ring->desc[j].addr != + cpu_to_le64(ring->desc_cb[j].dma)) + ring->desc[j].addr = + cpu_to_le64(ring->desc_cb[j].dma); + } + } + + wmb(); /* commit all data before submit */ +} + #define hnae_set_field(origin, mask, shift, val) \ do { \ (origin) &= (~(mask)); \ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index 0a9cdf00b31a..ff864a187d5a 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -267,8 +267,32 @@ static int hns_ae_clr_multicast(struct hnae_handle *handle) static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu) { struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); + struct hnae_queue *q; + u32 rx_buf_size; + int i, ret; + + /* when buf_size is 2048, max mtu is 6K for rx ring max bd num is 3. */ + if (!AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) { + if (new_mtu <= BD_SIZE_2048_MAX_MTU) + rx_buf_size = 2048; + else + rx_buf_size = 4096; + } else { + rx_buf_size = mac_cb->dsaf_dev->buf_size; + } + + ret = hns_mac_set_mtu(mac_cb, new_mtu, rx_buf_size); - return hns_mac_set_mtu(mac_cb, new_mtu); + if (!ret) { + /* reinit ring buf_size */ + for (i = 0; i < handle->q_num; i++) { + q = handle->qs[i]; + q->rx_ring.buf_size = rx_buf_size; + hns_rcb_set_rx_ring_bs(q, rx_buf_size); + } + } + + return ret; } static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable) @@ -463,15 +487,21 @@ static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, ring_pair->port_id_in_comm); } -static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, - u32 *tx_frames, u32 *rx_frames) +static void hns_ae_get_max_coalesced_frames(struct hnae_handle *handle, + u32 *tx_frames, u32 *rx_frames) { struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); + struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); - *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, - ring_pair->port_id_in_comm); - *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, + if (AE_IS_VER1(dsaf_dev->dsaf_ver) || + handle->port_type == HNAE_PORT_DEBUG) + *tx_frames = hns_rcb_get_rx_coalesced_frames( + ring_pair->rcb_common, ring_pair->port_id_in_comm); + else + *tx_frames = hns_rcb_get_tx_coalesced_frames( + ring_pair->rcb_common, ring_pair->port_id_in_comm); + *rx_frames = hns_rcb_get_rx_coalesced_frames(ring_pair->rcb_common, ring_pair->port_id_in_comm); } @@ -485,15 +515,34 @@ static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle, ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout); } -static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, - u32 coalesce_frames) +static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, + u32 tx_frames, u32 rx_frames) { + int ret; struct ring_pair_cb *ring_pair = container_of(handle->qs[0], struct ring_pair_cb, q); + struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); - return hns_rcb_set_coalesced_frames( - ring_pair->rcb_common, - ring_pair->port_id_in_comm, coalesce_frames); + if (AE_IS_VER1(dsaf_dev->dsaf_ver) || + handle->port_type == HNAE_PORT_DEBUG) { + if (tx_frames != rx_frames) + return -EINVAL; + return hns_rcb_set_rx_coalesced_frames( + ring_pair->rcb_common, + ring_pair->port_id_in_comm, rx_frames); + } else { + if (tx_frames != 1) + return -EINVAL; + ret = hns_rcb_set_tx_coalesced_frames( + ring_pair->rcb_common, + ring_pair->port_id_in_comm, tx_frames); + if (ret) + return ret; + + return hns_rcb_set_rx_coalesced_frames( + ring_pair->rcb_common, + ring_pair->port_id_in_comm, rx_frames); + } } static void hns_ae_get_coalesce_range(struct hnae_handle *handle, @@ -504,20 +553,27 @@ static void hns_ae_get_coalesce_range(struct hnae_handle *handle, { struct dsaf_device *dsaf_dev; + assert(handle); + dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); - *tx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; - *rx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; - *tx_frames_high = - (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? - HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; - *rx_frames_high = - (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? - HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; - *tx_usecs_low = 0; - *rx_usecs_low = 0; - *tx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; - *rx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; + *tx_frames_low = HNS_RCB_TX_FRAMES_LOW; + *rx_frames_low = HNS_RCB_RX_FRAMES_LOW; + + if (AE_IS_VER1(dsaf_dev->dsaf_ver) || + handle->port_type == HNAE_PORT_DEBUG) + *tx_frames_high = + (dsaf_dev->desc_num - 1 > HNS_RCB_TX_FRAMES_HIGH) ? + HNS_RCB_TX_FRAMES_HIGH : dsaf_dev->desc_num - 1; + else + *tx_frames_high = 1; + + *rx_frames_high = (dsaf_dev->desc_num - 1 > HNS_RCB_RX_FRAMES_HIGH) ? + HNS_RCB_RX_FRAMES_HIGH : dsaf_dev->desc_num - 1; + *tx_usecs_low = HNS_RCB_TX_USECS_LOW; + *rx_usecs_low = HNS_RCB_RX_USECS_LOW; + *tx_usecs_high = HNS_RCB_TX_USECS_HIGH; + *rx_usecs_high = HNS_RCB_RX_USECS_HIGH; } void hns_ae_update_stats(struct hnae_handle *handle, @@ -802,8 +858,9 @@ static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key, memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); /* update the current hash->queue mappings from the shadow RSS table */ - memcpy(indir, ppe_cb->rss_indir_table, - HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); + if (indir) + memcpy(indir, ppe_cb->rss_indir_table, + HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); return 0; } @@ -814,15 +871,19 @@ static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir, struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); /* set the RSS Hash Key if specififed by the user */ - if (key) - hns_ppe_set_rss_key(ppe_cb, (u32 *)key); + if (key) { + memcpy(ppe_cb->rss_key, key, HNS_PPEV2_RSS_KEY_SIZE); + hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key); + } - /* update the shadow RSS table with user specified qids */ - memcpy(ppe_cb->rss_indir_table, indir, - HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); + if (indir) { + /* update the shadow RSS table with user specified qids */ + memcpy(ppe_cb->rss_indir_table, indir, + HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); - /* now update the hardware */ - hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); + /* now update the hardware */ + hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); + } return 0; } @@ -846,7 +907,7 @@ static struct hnae_ae_ops hns_dsaf_ops = { .get_autoneg = hns_ae_get_autoneg, .set_pauseparam = hns_ae_set_pauseparam, .get_coalesce_usecs = hns_ae_get_coalesce_usecs, - .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames, + .get_max_coalesced_frames = hns_ae_get_max_coalesced_frames, .set_coalesce_usecs = hns_ae_set_coalesce_usecs, .set_coalesce_frames = hns_ae_set_coalesce_frames, .get_coalesce_range = hns_ae_get_coalesce_range, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c index 3382441fe7b5..74bd260ca02a 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c @@ -86,12 +86,11 @@ static void hns_gmac_disable(void *mac_drv, enum mac_commom_mode mode) dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 0); } -/** -*hns_gmac_get_en - get port enable -*@mac_drv:mac device -*@rx:rx enable -*@tx:tx enable -*/ +/* hns_gmac_get_en - get port enable + * @mac_drv:mac device + * @rx:rx enable + * @tx:tx enable + */ static void hns_gmac_get_en(void *mac_drv, u32 *rx, u32 *tx) { struct mac_driver *drv = (struct mac_driver *)mac_drv; @@ -148,6 +147,17 @@ static void hns_gmac_config_max_frame_length(void *mac_drv, u16 newval) GMAC_MAX_FRM_SIZE_S, newval); } +static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval) +{ + u32 tx_ctrl; + struct mac_driver *drv = (struct mac_driver *)mac_drv; + + tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); + dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval); + dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval); + dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); +} + static void hns_gmac_config_an_mode(void *mac_drv, u8 newval) { struct mac_driver *drv = (struct mac_driver *)mac_drv; @@ -250,7 +260,6 @@ static void hns_gmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_pause_en, static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed, u32 full_duplex) { - u32 tx_ctrl; struct mac_driver *drv = (struct mac_driver *)mac_drv; dsaf_set_dev_bit(drv, GMAC_DUPLEX_TYPE_REG, @@ -279,14 +288,6 @@ static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed, return -EINVAL; } - tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); - dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, 1); - dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, 1); - dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); - - dsaf_set_dev_bit(drv, GMAC_MODE_CHANGE_EN_REG, - GMAC_MODE_CHANGE_EB_B, 1); - return 0; } @@ -325,6 +326,17 @@ static void hns_gmac_init(void *mac_drv) hns_gmac_tx_loop_pkt_dis(mac_drv); if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG) hns_gmac_set_uc_match(mac_drv, 0); + + hns_gmac_config_pad_and_crc(mac_drv, 1); + + dsaf_set_dev_bit(drv, GMAC_MODE_CHANGE_EN_REG, + GMAC_MODE_CHANGE_EB_B, 1); + + /* reduce gmac tx water line to avoid gmac hang-up + * in speed 100M and duplex half. + */ + dsaf_set_dev_field(drv, GMAC_TX_WATER_LINE_REG, GMAC_TX_WATER_LINE_MASK, + GMAC_TX_WATER_LINE_SHIFT, 8); } void hns_gmac_update_stats(void *mac_drv) @@ -453,24 +465,6 @@ static int hns_gmac_config_loopback(void *mac_drv, enum hnae_loop loop_mode, return 0; } -static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval) -{ - u32 tx_ctrl; - struct mac_driver *drv = (struct mac_driver *)mac_drv; - - tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); - dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval); - dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval); - dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); -} - -static void hns_gmac_get_id(void *mac_drv, u8 *mac_id) -{ - struct mac_driver *drv = (struct mac_driver *)mac_drv; - - *mac_id = drv->mac_id; -} - static void hns_gmac_get_info(void *mac_drv, struct mac_info *mac_info) { enum hns_gmac_duplex_mdoe duplex; @@ -712,7 +706,6 @@ void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) mac_drv->config_pad_and_crc = hns_gmac_config_pad_and_crc; mac_drv->config_half_duplex = hns_gmac_set_duplex_type; mac_drv->set_rx_ignore_pause_frames = hns_gmac_set_rx_auto_pause_frames; - mac_drv->mac_get_id = hns_gmac_get_id; mac_drv->get_info = hns_gmac_get_info; mac_drv->autoneg_stat = hns_gmac_autoneg_stat; mac_drv->get_pause_enable = hns_gmac_get_pausefrm_cfg; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index bdd8cdd732fb..0c1f56e58074 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -335,44 +335,6 @@ int hns_mac_set_multi(struct hns_mac_cb *mac_cb, return 0; } -/** - *hns_mac_del_mac - delete mac address into dsaf table,can't delete the same - * address twice - *@net_dev: net device - *@vfn : vf lan - *@mac : mac address - *return status - */ -int hns_mac_del_mac(struct hns_mac_cb *mac_cb, u32 vfn, char *mac) -{ - struct mac_entry_idx *old_mac; - struct dsaf_device *dsaf_dev; - u32 ret; - - dsaf_dev = mac_cb->dsaf_dev; - - if (vfn < DSAF_MAX_VM_NUM) { - old_mac = &mac_cb->addr_entry_idx[vfn]; - } else { - dev_err(mac_cb->dev, - "vf queue is too large, %s mac%d queue = %#x!\n", - mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id, vfn); - return -EINVAL; - } - - if (dsaf_dev) { - ret = hns_dsaf_del_mac_entry(dsaf_dev, old_mac->vlan_id, - mac_cb->mac_id, old_mac->addr); - if (ret) - return ret; - - if (memcmp(old_mac->addr, mac, sizeof(old_mac->addr)) == 0) - old_mac->valid = 0; - } - - return 0; -} - int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn) { struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; @@ -494,10 +456,9 @@ void hns_mac_reset(struct hns_mac_cb *mac_cb) } } -int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu) +int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size) { struct mac_driver *drv = hns_mac_get_drv(mac_cb); - u32 buf_size = mac_cb->dsaf_dev->buf_size; u32 new_frm = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; u32 max_frm = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver) ? MAC_MAX_MTU : MAC_MAX_MTU_V2; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h index 2bb3d1e93c64..24dfba53a0f2 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h @@ -373,8 +373,6 @@ struct mac_driver { void (*set_rx_ignore_pause_frames)(void *mac_drv, u32 enable); /* config rx mode for promiscuous*/ void (*set_promiscuous)(void *mac_drv, u8 enable); - /* get mac id */ - void (*mac_get_id)(void *mac_drv, u8 *mac_id); void (*mac_pausefrm_cfg)(void *mac_drv, u32 rx_en, u32 tx_en); void (*autoneg_stat)(void *mac_drv, u32 *enable); @@ -436,7 +434,6 @@ int hns_mac_set_multi(struct hns_mac_cb *mac_cb, int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vm, bool enable); void hns_mac_start(struct hns_mac_cb *mac_cb); void hns_mac_stop(struct hns_mac_cb *mac_cb); -int hns_mac_del_mac(struct hns_mac_cb *mac_cb, u32 vfn, char *mac); void hns_mac_uninit(struct dsaf_device *dsaf_dev); void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex); void hns_mac_reset(struct hns_mac_cb *mac_cb); @@ -444,7 +441,7 @@ void hns_mac_get_autoneg(struct hns_mac_cb *mac_cb, u32 *auto_neg); void hns_mac_get_pauseparam(struct hns_mac_cb *mac_cb, u32 *rx_en, u32 *tx_en); int hns_mac_set_autoneg(struct hns_mac_cb *mac_cb, u8 enable); int hns_mac_set_pauseparam(struct hns_mac_cb *mac_cb, u32 rx_en, u32 tx_en); -int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu); +int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size); int hns_mac_get_port_info(struct hns_mac_cb *mac_cb, u8 *auto_neg, u16 *speed, u8 *duplex); int hns_mac_config_mac_loopback(struct hns_mac_cb *mac_cb, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 403ea9db6dbd..e0bc79ea3d88 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -510,10 +510,10 @@ static void hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev) o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg); dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_M, - DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 48); + DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 55); dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M, - DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 80); + DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 110); dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg); /* for no enable pfc mode */ @@ -521,10 +521,10 @@ static void hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev) o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg); dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_M, - DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_S, 192); + DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_S, 128); dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_M, - DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_S, 240); + DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_S, 192); dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg); } @@ -1648,87 +1648,6 @@ int hns_dsaf_rm_mac_addr( mac_entry->addr); } -/** - * hns_dsaf_set_mac_mc_entry - set mac mc-entry - * @dsaf_dev: dsa fabric device struct pointer - * @mac_entry: mc-mac entry - */ -int hns_dsaf_set_mac_mc_entry( - struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_multi_dest_entry *mac_entry) -{ - u16 entry_index = DSAF_INVALID_ENTRY_IDX; - struct dsaf_drv_tbl_tcam_key mac_key; - struct dsaf_tbl_tcam_mcast_cfg mac_data; - struct dsaf_drv_priv *priv = - (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev); - struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl; - struct dsaf_drv_tbl_tcam_key tmp_mac_key; - struct dsaf_tbl_tcam_data tcam_data; - - /* mac addr check */ - if (MAC_IS_ALL_ZEROS(mac_entry->addr)) { - dev_err(dsaf_dev->dev, "set uc %s Mac %pM err!\n", - dsaf_dev->ae_dev.name, mac_entry->addr); - return -EINVAL; - } - - /*config key */ - hns_dsaf_set_mac_key(dsaf_dev, &mac_key, - mac_entry->in_vlan_id, - mac_entry->in_port_num, mac_entry->addr); - - /* entry ie exist? */ - entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key); - if (entry_index == DSAF_INVALID_ENTRY_IDX) { - /*if hasnot, find enpty entry*/ - entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev); - if (entry_index == DSAF_INVALID_ENTRY_IDX) { - /*if hasnot empty, error*/ - dev_err(dsaf_dev->dev, - "set_uc_entry failed, %s Mac key(%#x:%#x)\n", - dsaf_dev->ae_dev.name, - mac_key.high.val, mac_key.low.val); - return -EINVAL; - } - - /* config hardware entry */ - memset(mac_data.tbl_mcast_port_msk, - 0, sizeof(mac_data.tbl_mcast_port_msk)); - } else { - /* config hardware entry */ - hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, - &mac_data); - - tmp_mac_key.high.val = - le32_to_cpu(tcam_data.tbl_tcam_data_high); - tmp_mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low); - } - mac_data.tbl_mcast_old_en = 0; - mac_data.tbl_mcast_item_vld = 1; - dsaf_set_field(mac_data.tbl_mcast_port_msk[0], - 0x3F, 0, mac_entry->port_mask[0]); - - dev_dbg(dsaf_dev->dev, - "set_uc_entry, %s key(%#x:%#x) entry_index%d\n", - dsaf_dev->ae_dev.name, mac_key.high.val, - mac_key.low.val, entry_index); - - tcam_data.tbl_tcam_data_high = cpu_to_le32(mac_key.high.val); - tcam_data.tbl_tcam_data_low = cpu_to_le32(mac_key.low.val); - - hns_dsaf_tcam_mc_cfg(dsaf_dev, entry_index, &tcam_data, NULL, - &mac_data); - - /* config software entry */ - soft_mac_entry += entry_index; - soft_mac_entry->index = entry_index; - soft_mac_entry->tcam_key.high.val = mac_key.high.val; - soft_mac_entry->tcam_key.low.val = mac_key.low.val; - - return 0; -} - static void hns_dsaf_mc_mask_bit_clear(char *dst, const char *src) { u16 *a = (u16 *)dst; @@ -2090,166 +2009,6 @@ int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev, u8 mac_id, return ret; } -/** - * hns_dsaf_get_mac_uc_entry - get mac uc entry - * @dsaf_dev: dsa fabric device struct pointer - * @mac_entry: mac entry - */ -int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_single_dest_entry *mac_entry) -{ - u16 entry_index = DSAF_INVALID_ENTRY_IDX; - struct dsaf_drv_tbl_tcam_key mac_key; - - struct dsaf_tbl_tcam_ucast_cfg mac_data; - struct dsaf_tbl_tcam_data tcam_data; - - /* check macaddr */ - if (MAC_IS_ALL_ZEROS(mac_entry->addr) || - MAC_IS_BROADCAST(mac_entry->addr)) { - dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n", - mac_entry->addr); - return -EINVAL; - } - - /*config key */ - hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id, - mac_entry->in_port_num, mac_entry->addr); - - /*check exist? */ - entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key); - if (entry_index == DSAF_INVALID_ENTRY_IDX) { - /*find none, error */ - dev_err(dsaf_dev->dev, - "get_uc_entry failed, %s Mac key(%#x:%#x)\n", - dsaf_dev->ae_dev.name, - mac_key.high.val, mac_key.low.val); - return -EINVAL; - } - dev_dbg(dsaf_dev->dev, - "get_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n", - dsaf_dev->ae_dev.name, mac_key.high.val, - mac_key.low.val, entry_index); - - /* read entry */ - hns_dsaf_tcam_uc_get(dsaf_dev, entry_index, &tcam_data, &mac_data); - - mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high); - mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low); - - mac_entry->port_num = mac_data.tbl_ucast_out_port; - - return 0; -} - -/** - * hns_dsaf_get_mac_mc_entry - get mac mc entry - * @dsaf_dev: dsa fabric device struct pointer - * @mac_entry: mac entry - */ -int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_multi_dest_entry *mac_entry) -{ - u16 entry_index = DSAF_INVALID_ENTRY_IDX; - struct dsaf_drv_tbl_tcam_key mac_key; - - struct dsaf_tbl_tcam_mcast_cfg mac_data; - struct dsaf_tbl_tcam_data tcam_data; - - /*check mac addr */ - if (MAC_IS_ALL_ZEROS(mac_entry->addr) || - MAC_IS_BROADCAST(mac_entry->addr)) { - dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n", - mac_entry->addr); - return -EINVAL; - } - - /*config key */ - hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id, - mac_entry->in_port_num, mac_entry->addr); - - /*check exist? */ - entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key); - if (entry_index == DSAF_INVALID_ENTRY_IDX) { - /* find none, error */ - dev_err(dsaf_dev->dev, - "get_mac_uc_entry failed, %s Mac key(%#x:%#x)\n", - dsaf_dev->ae_dev.name, mac_key.high.val, - mac_key.low.val); - return -EINVAL; - } - dev_dbg(dsaf_dev->dev, - "get_mac_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n", - dsaf_dev->ae_dev.name, mac_key.high.val, - mac_key.low.val, entry_index); - - /*read entry */ - hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, &mac_data); - - mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high); - mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low); - - mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F; - return 0; -} - -/** - * hns_dsaf_get_mac_entry_by_index - get mac entry by tab index - * @dsaf_dev: dsa fabric device struct pointer - * @entry_index: tab entry index - * @mac_entry: mac entry - */ -int hns_dsaf_get_mac_entry_by_index( - struct dsaf_device *dsaf_dev, - u16 entry_index, struct dsaf_drv_mac_multi_dest_entry *mac_entry) -{ - struct dsaf_drv_tbl_tcam_key mac_key; - - struct dsaf_tbl_tcam_mcast_cfg mac_data; - struct dsaf_tbl_tcam_ucast_cfg mac_uc_data; - struct dsaf_tbl_tcam_data tcam_data; - char mac_addr[ETH_ALEN] = {0}; - - if (entry_index >= dsaf_dev->tcam_max_num) { - /* find none, del error */ - dev_err(dsaf_dev->dev, "get_uc_entry failed, %s\n", - dsaf_dev->ae_dev.name); - return -EINVAL; - } - - /* mc entry, do read opt */ - hns_dsaf_tcam_mc_get(dsaf_dev, entry_index, &tcam_data, &mac_data); - - mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high); - mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low); - - mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F; - - /***get mac addr*/ - mac_addr[0] = mac_key.high.bits.mac_0; - mac_addr[1] = mac_key.high.bits.mac_1; - mac_addr[2] = mac_key.high.bits.mac_2; - mac_addr[3] = mac_key.high.bits.mac_3; - mac_addr[4] = mac_key.low.bits.mac_4; - mac_addr[5] = mac_key.low.bits.mac_5; - /**is mc or uc*/ - if (MAC_IS_MULTICAST((u8 *)mac_addr) || - MAC_IS_L3_MULTICAST((u8 *)mac_addr)) { - /**mc donot do*/ - } else { - /*is not mc, just uc... */ - hns_dsaf_tcam_uc_get(dsaf_dev, entry_index, &tcam_data, - &mac_uc_data); - - mac_key.high.val = le32_to_cpu(tcam_data.tbl_tcam_data_high); - mac_key.low.val = le32_to_cpu(tcam_data.tbl_tcam_data_low); - - mac_entry->port_mask[0] = (1 << mac_uc_data.tbl_ucast_out_port); - } - - return 0; -} - static struct dsaf_device *hns_dsaf_alloc_dev(struct device *dev, size_t sizeof_priv) { diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h index cef6bf46ae93..4507e8222683 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h @@ -68,7 +68,7 @@ enum dsaf_roce_qos_sl { }; #define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset)))) -#define HNS_DSAF_IS_DEBUG(dev) (dev->dsaf_mode == DSAF_MODE_DISABLE_SP) +#define HNS_DSAF_IS_DEBUG(dev) ((dev)->dsaf_mode == DSAF_MODE_DISABLE_SP) enum hal_dsaf_mode { HRD_DSAF_NO_DSAF_MODE = 0x0, @@ -429,23 +429,12 @@ static inline struct hnae_vf_cb *hns_ae_get_vf_cb( int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev, struct dsaf_drv_mac_single_dest_entry *mac_entry); -int hns_dsaf_set_mac_mc_entry(struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_multi_dest_entry *mac_entry); int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev, struct dsaf_drv_mac_single_dest_entry *mac_entry); int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id, u8 in_port_num, u8 *addr); int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev, struct dsaf_drv_mac_single_dest_entry *mac_entry); -int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_single_dest_entry *mac_entry); -int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev, - struct dsaf_drv_mac_multi_dest_entry *mac_entry); -int hns_dsaf_get_mac_entry_by_index( - struct dsaf_device *dsaf_dev, - u16 entry_index, - struct dsaf_drv_mac_multi_dest_entry *mac_entry); - void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb); int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev); @@ -475,5 +464,4 @@ int hns_dsaf_rm_mac_addr( int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev, u8 mac_id, u8 port_num); - #endif /* __HNS_DSAF_MAIN_H__ */ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c index 6ea872287307..eba406bea52f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c @@ -496,17 +496,17 @@ void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data) */ int hns_ppe_init(struct dsaf_device *dsaf_dev) { - int i, k; int ret; + int i; for (i = 0; i < HNS_PPE_COM_NUM; i++) { ret = hns_ppe_common_get_cfg(dsaf_dev, i); if (ret) - goto get_ppe_cfg_fail; + goto get_cfg_fail; ret = hns_rcb_common_get_cfg(dsaf_dev, i); if (ret) - goto get_rcb_cfg_fail; + goto get_cfg_fail; hns_ppe_get_cfg(dsaf_dev->ppe_common[i]); @@ -518,13 +518,12 @@ int hns_ppe_init(struct dsaf_device *dsaf_dev) return 0; -get_rcb_cfg_fail: - hns_ppe_common_free_cfg(dsaf_dev, i); -get_ppe_cfg_fail: - for (k = i - 1; k >= 0; k--) { - hns_rcb_common_free_cfg(dsaf_dev, k); - hns_ppe_common_free_cfg(dsaf_dev, k); +get_cfg_fail: + for (i = 0; i < HNS_PPE_COM_NUM; i++) { + hns_rcb_common_free_cfg(dsaf_dev, i); + hns_ppe_common_free_cfg(dsaf_dev, i); } + return ret; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c index f0ed80d6ef9c..c20a0f4f8f02 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c @@ -32,6 +32,9 @@ #define RCB_RESET_WAIT_TIMES 30 #define RCB_RESET_TRY_TIMES 10 +/* Because default mtu is 1500, rcb buffer size is set to 2048 enough */ +#define RCB_DEFAULT_BUFFER_SIZE 2048 + /** *hns_rcb_wait_fbd_clean - clean fbd *@qs: ring struct pointer array @@ -192,6 +195,30 @@ void hns_rcb_common_init_commit_hw(struct rcb_common_cb *rcb_common) wmb(); /* Sync point after breakpoint */ } +/* hns_rcb_set_tx_ring_bs - init rcb ring buf size regester + *@q: hnae_queue + *@buf_size: buffer size set to hw + */ +void hns_rcb_set_tx_ring_bs(struct hnae_queue *q, u32 buf_size) +{ + u32 bd_size_type = hns_rcb_buf_size2type(buf_size); + + dsaf_write_dev(q, RCB_RING_TX_RING_BD_LEN_REG, + bd_size_type); +} + +/* hns_rcb_set_rx_ring_bs - init rcb ring buf size regester + *@q: hnae_queue + *@buf_size: buffer size set to hw + */ +void hns_rcb_set_rx_ring_bs(struct hnae_queue *q, u32 buf_size) +{ + u32 bd_size_type = hns_rcb_buf_size2type(buf_size); + + dsaf_write_dev(q, RCB_RING_RX_RING_BD_LEN_REG, + bd_size_type); +} + /** *hns_rcb_ring_init - init rcb ring *@ring_pair: ring pair control block @@ -200,8 +227,6 @@ void hns_rcb_common_init_commit_hw(struct rcb_common_cb *rcb_common) static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) { struct hnae_queue *q = &ring_pair->q; - struct rcb_common_cb *rcb_common = ring_pair->rcb_common; - u32 bd_size_type = rcb_common->dsaf_dev->buf_size_type; struct hnae_ring *ring = (ring_type == RX_RING) ? &q->rx_ring : &q->tx_ring; dma_addr_t dma = ring->desc_dma_addr; @@ -212,8 +237,8 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_RX_RING_BASEADDR_H_REG, (u32)((dma >> 31) >> 1)); - dsaf_write_dev(q, RCB_RING_RX_RING_BD_LEN_REG, - bd_size_type); + hns_rcb_set_rx_ring_bs(q, ring->buf_size); + dsaf_write_dev(q, RCB_RING_RX_RING_BD_NUM_REG, ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_RX_RING_PKTLINE_REG, @@ -224,12 +249,12 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_TX_RING_BASEADDR_H_REG, (u32)((dma >> 31) >> 1)); - dsaf_write_dev(q, RCB_RING_TX_RING_BD_LEN_REG, - bd_size_type); + hns_rcb_set_tx_ring_bs(q, ring->buf_size); + dsaf_write_dev(q, RCB_RING_TX_RING_BD_NUM_REG, ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_TX_RING_PKTLINE_REG, - ring_pair->port_id_in_comm); + ring_pair->port_id_in_comm + HNS_RCB_TX_PKTLINE_OFFSET); } } @@ -259,13 +284,27 @@ static void hns_rcb_set_port_desc_cnt(struct rcb_common_cb *rcb_common, static void hns_rcb_set_port_timeout( struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout) { - if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) { dsaf_write_dev(rcb_common, RCB_CFG_OVERTIME_REG, timeout * HNS_RCB_CLK_FREQ_MHZ); - else + } else if (!HNS_DSAF_IS_DEBUG(rcb_common->dsaf_dev)) { + if (timeout > HNS_RCB_DEF_GAP_TIME_USECS) + dsaf_write_dev(rcb_common, + RCB_PORT_INT_GAPTIME_REG + port_idx * 4, + HNS_RCB_DEF_GAP_TIME_USECS); + else + dsaf_write_dev(rcb_common, + RCB_PORT_INT_GAPTIME_REG + port_idx * 4, + timeout); + + dsaf_write_dev(rcb_common, + RCB_PORT_CFG_OVERTIME_REG + port_idx * 4, + timeout); + } else { dsaf_write_dev(rcb_common, RCB_PORT_CFG_OVERTIME_REG + port_idx * 4, timeout); + } } static int hns_rcb_common_get_port_num(struct rcb_common_cb *rcb_common) @@ -327,8 +366,12 @@ int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common) for (i = 0; i < port_num; i++) { hns_rcb_set_port_desc_cnt(rcb_common, i, rcb_common->desc_num); - (void)hns_rcb_set_coalesced_frames( - rcb_common, i, HNS_RCB_DEF_COALESCED_FRAMES); + hns_rcb_set_rx_coalesced_frames( + rcb_common, i, HNS_RCB_DEF_RX_COALESCED_FRAMES); + if (!AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver) && + !HNS_DSAF_IS_DEBUG(rcb_common->dsaf_dev)) + hns_rcb_set_tx_coalesced_frames( + rcb_common, i, HNS_RCB_DEF_TX_COALESCED_FRAMES); hns_rcb_set_port_timeout( rcb_common, i, HNS_RCB_DEF_COALESCED_USECS); } @@ -380,7 +423,6 @@ static void hns_rcb_ring_get_cfg(struct hnae_queue *q, int ring_type) struct hnae_ring *ring; struct rcb_common_cb *rcb_common; struct ring_pair_cb *ring_pair_cb; - u32 buf_size; u16 desc_num, mdnum_ppkt; bool irq_idx, is_ver1; @@ -401,7 +443,6 @@ static void hns_rcb_ring_get_cfg(struct hnae_queue *q, int ring_type) } rcb_common = ring_pair_cb->rcb_common; - buf_size = rcb_common->dsaf_dev->buf_size; desc_num = rcb_common->dsaf_dev->desc_num; ring->desc = NULL; @@ -410,7 +451,7 @@ static void hns_rcb_ring_get_cfg(struct hnae_queue *q, int ring_type) ring->irq = ring_pair_cb->virq[irq_idx]; ring->desc_dma_addr = 0; - ring->buf_size = buf_size; + ring->buf_size = RCB_DEFAULT_BUFFER_SIZE; ring->desc_num = desc_num; ring->max_desc_num_per_pkt = mdnum_ppkt; ring->max_raw_data_sz_per_desc = HNS_RCB_MAX_PKT_SIZE; @@ -430,7 +471,6 @@ static void hns_rcb_ring_pair_get_cfg(struct ring_pair_cb *ring_pair_cb) static int hns_rcb_get_port_in_comm( struct rcb_common_cb *rcb_common, int ring_idx) { - return ring_idx / (rcb_common->max_q_per_vf * rcb_common->max_vfn); } @@ -484,19 +524,35 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common) } /** - *hns_rcb_get_coalesced_frames - get rcb port coalesced frames + *hns_rcb_get_rx_coalesced_frames - get rcb port rx coalesced frames *@rcb_common: rcb_common device *@port_idx:port id in comm * *Returns: coalesced_frames */ -u32 hns_rcb_get_coalesced_frames( +u32 hns_rcb_get_rx_coalesced_frames( struct rcb_common_cb *rcb_common, u32 port_idx) { return dsaf_read_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4); } /** + *hns_rcb_get_tx_coalesced_frames - get rcb port tx coalesced frames + *@rcb_common: rcb_common device + *@port_idx:port id in comm + * + *Returns: coalesced_frames + */ +u32 hns_rcb_get_tx_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx) +{ + u64 reg; + + reg = RCB_CFG_PKTLINE_REG + (port_idx + HNS_RCB_TX_PKTLINE_OFFSET) * 4; + return dsaf_read_dev(rcb_common, reg); +} + +/** *hns_rcb_get_coalesce_usecs - get rcb port coalesced time_out *@rcb_common: rcb_common device *@port_idx:port id in comm @@ -538,33 +594,47 @@ int hns_rcb_set_coalesce_usecs( return -EINVAL; } } - if (timeout > HNS_RCB_MAX_COALESCED_USECS) { + if (timeout > HNS_RCB_MAX_COALESCED_USECS || timeout == 0) { dev_err(rcb_common->dsaf_dev->dev, - "error: coalesce_usecs setting supports 0~1023us\n"); + "error: coalesce_usecs setting supports 1~1023us\n"); return -EINVAL; } + hns_rcb_set_port_timeout(rcb_common, port_idx, timeout); + return 0; +} - if (!AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) { - if (timeout == 0) - /* set timeout to 0, Disable gap time */ - dsaf_set_reg_field(rcb_common->io_base, - RCB_INT_GAP_TIME_REG + port_idx * 4, - PPE_INT_GAPTIME_M, PPE_INT_GAPTIME_B, - 0); - else - /* set timeout non 0, restore gap time to 1 */ - dsaf_set_reg_field(rcb_common->io_base, - RCB_INT_GAP_TIME_REG + port_idx * 4, - PPE_INT_GAPTIME_M, PPE_INT_GAPTIME_B, - 1); +/** + *hns_rcb_set_tx_coalesced_frames - set rcb coalesced frames + *@rcb_common: rcb_common device + *@port_idx:port id in comm + *@coalesced_frames:tx/rx BD num for coalesced frames + * + * Returns: + * Zero for success, or an error code in case of failure + */ +int hns_rcb_set_tx_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames) +{ + u32 old_waterline = + hns_rcb_get_tx_coalesced_frames(rcb_common, port_idx); + u64 reg; + + if (coalesced_frames == old_waterline) + return 0; + + if (coalesced_frames != 1) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support tx coalesce_frames setting!\n"); + return -EINVAL; } - hns_rcb_set_port_timeout(rcb_common, port_idx, timeout); + reg = RCB_CFG_PKTLINE_REG + (port_idx + HNS_RCB_TX_PKTLINE_OFFSET) * 4; + dsaf_write_dev(rcb_common, reg, coalesced_frames); return 0; } /** - *hns_rcb_set_coalesced_frames - set rcb coalesced frames + *hns_rcb_set_rx_coalesced_frames - set rcb rx coalesced frames *@rcb_common: rcb_common device *@port_idx:port id in comm *@coalesced_frames:tx/rx BD num for coalesced frames @@ -572,10 +642,11 @@ int hns_rcb_set_coalesce_usecs( * Returns: * Zero for success, or an error code in case of failure */ -int hns_rcb_set_coalesced_frames( +int hns_rcb_set_rx_coalesced_frames( struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames) { - u32 old_waterline = hns_rcb_get_coalesced_frames(rcb_common, port_idx); + u32 old_waterline = + hns_rcb_get_rx_coalesced_frames(rcb_common, port_idx); if (coalesced_frames == old_waterline) return 0; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h index 99b4e1ba0a94..a664ee88ab45 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h @@ -35,12 +35,23 @@ struct rcb_common_cb; #define HNS_RCB_REG_OFFSET 0x10000 +#define HNS_RCB_TX_FRAMES_LOW 1 +#define HNS_RCB_RX_FRAMES_LOW 1 +#define HNS_RCB_TX_FRAMES_HIGH 1023 +#define HNS_RCB_RX_FRAMES_HIGH 1023 +#define HNS_RCB_TX_USECS_LOW 1 +#define HNS_RCB_RX_USECS_LOW 1 +#define HNS_RCB_TX_USECS_HIGH 1023 +#define HNS_RCB_RX_USECS_HIGH 1023 #define HNS_RCB_MAX_COALESCED_FRAMES 1023 #define HNS_RCB_MIN_COALESCED_FRAMES 1 -#define HNS_RCB_DEF_COALESCED_FRAMES 50 +#define HNS_RCB_DEF_RX_COALESCED_FRAMES 50 +#define HNS_RCB_DEF_TX_COALESCED_FRAMES 1 #define HNS_RCB_CLK_FREQ_MHZ 350 #define HNS_RCB_MAX_COALESCED_USECS 0x3ff -#define HNS_RCB_DEF_COALESCED_USECS 50 +#define HNS_RCB_DEF_COALESCED_USECS 30 +#define HNS_RCB_DEF_GAP_TIME_USECS 20 +#define HNS_RCB_TX_PKTLINE_OFFSET 8 #define HNS_RCB_COMMON_ENDIAN 1 @@ -125,13 +136,17 @@ void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag); void hns_rcb_init_hw(struct ring_pair_cb *ring); void hns_rcb_reset_ring_hw(struct hnae_queue *q); void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag); -u32 hns_rcb_get_coalesced_frames( +u32 hns_rcb_get_rx_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx); +u32 hns_rcb_get_tx_coalesced_frames( struct rcb_common_cb *rcb_common, u32 port_idx); u32 hns_rcb_get_coalesce_usecs( struct rcb_common_cb *rcb_common, u32 port_idx); int hns_rcb_set_coalesce_usecs( struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout); -int hns_rcb_set_coalesced_frames( +int hns_rcb_set_rx_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); +int hns_rcb_set_tx_coalesced_frames( struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); void hns_rcb_update_stats(struct hnae_queue *queue); @@ -146,4 +161,7 @@ int hns_rcb_get_ring_regs_count(void); void hns_rcb_get_ring_regs(struct hnae_queue *queue, void *data); void hns_rcb_get_strings(int stringset, u8 *data, int index); +void hns_rcb_set_rx_ring_bs(struct hnae_queue *q, u32 buf_size); +void hns_rcb_set_tx_ring_bs(struct hnae_queue *q, u32 buf_size); + #endif /* _HNS_DSAF_RCB_H */ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h index 8fa18fc17cd2..46a52d9bb196 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h @@ -421,7 +421,7 @@ #define RCB_CFG_OVERTIME_REG 0x9300 #define RCB_CFG_PKTLINE_INT_NUM_REG 0x9304 #define RCB_CFG_OVERTIME_INT_NUM_REG 0x9308 -#define RCB_INT_GAP_TIME_REG 0x9400 +#define RCB_PORT_INT_GAPTIME_REG 0x9400 #define RCB_PORT_CFG_OVERTIME_REG 0x9430 #define RCB_RING_RX_RING_BASEADDR_L_REG 0x00000 @@ -466,6 +466,7 @@ #define GMAC_DUPLEX_TYPE_REG 0x0008UL #define GMAC_FD_FC_TYPE_REG 0x000CUL +#define GMAC_TX_WATER_LINE_REG 0x0010UL #define GMAC_FC_TX_TIMER_REG 0x001CUL #define GMAC_FD_FC_ADDR_LOW_REG 0x0020UL #define GMAC_FD_FC_ADDR_HIGH_REG 0x0024UL @@ -912,6 +913,9 @@ #define GMAC_DUPLEX_TYPE_B 0 +#define GMAC_TX_WATER_LINE_MASK ((1UL << 8) - 1) +#define GMAC_TX_WATER_LINE_SHIFT 0 + #define GMAC_FC_TX_TIMER_S 0 #define GMAC_FC_TX_TIMER_M 0xffff diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c index aae830a93050..37a2fc35148f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c @@ -300,18 +300,6 @@ static void hns_xgmac_set_tx_auto_pause_frames(void *mac_drv, u16 enable) } /** - *hns_xgmac_get_id - get xgmac port id - *@mac_drv: mac driver - *@newval:xgmac max frame length - */ -static void hns_xgmac_get_id(void *mac_drv, u8 *mac_id) -{ - struct mac_driver *drv = (struct mac_driver *)mac_drv; - - *mac_id = drv->mac_id; -} - -/** *hns_xgmac_config_max_frame_length - set xgmac max frame length *@mac_drv: mac driver *@newval:xgmac max frame length @@ -833,7 +821,6 @@ void *hns_xgmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) mac_drv->config_half_duplex = NULL; mac_drv->set_rx_ignore_pause_frames = hns_xgmac_set_rx_ignore_pause_frames; - mac_drv->mac_get_id = hns_xgmac_get_id; mac_drv->mac_free = hns_xgmac_free; mac_drv->adjust_link = NULL; mac_drv->set_tx_auto_pause_frames = hns_xgmac_set_tx_auto_pause_frames; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index fca37e2c7f01..c6700b91a2df 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -512,7 +512,8 @@ static void hns_nic_reuse_page(struct sk_buff *skb, int i, int last_offset; bool twobufs; - twobufs = ((PAGE_SIZE < 8192) && hnae_buf_size(ring) == HNS_BUFFER_SIZE_2048); + twobufs = ((PAGE_SIZE < 8192) && + hnae_buf_size(ring) == HNS_BUFFER_SIZE_2048); desc = &ring->desc[ring->next_to_clean]; size = le16_to_cpu(desc->rx.size); @@ -859,7 +860,7 @@ out: return recv_pkts; } -static void hns_nic_rx_fini_pro(struct hns_nic_ring_data *ring_data) +static bool hns_nic_rx_fini_pro(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; int num = 0; @@ -873,22 +874,23 @@ static void hns_nic_rx_fini_pro(struct hns_nic_ring_data *ring_data) ring_data->ring->q->handle->dev->ops->toggle_ring_irq( ring_data->ring, 1); - napi_schedule(&ring_data->napi); + return false; + } else { + return true; } } -static void hns_nic_rx_fini_pro_v2(struct hns_nic_ring_data *ring_data) +static bool hns_nic_rx_fini_pro_v2(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; - int num = 0; + int num; num = readl_relaxed(ring->io_base + RCB_REG_FBDNUM); - if (num == 0) - ring_data->ring->q->handle->dev->ops->toggle_ring_irq( - ring, 0); + if (!num) + return true; else - napi_schedule(&ring_data->napi); + return false; } static inline void hns_nic_reclaim_one_desc(struct hnae_ring *ring, @@ -921,12 +923,13 @@ static int is_valid_clean_head(struct hnae_ring *ring, int h) /* netif_tx_lock will turn down the performance, set only when necessary */ #ifdef CONFIG_NET_POLL_CONTROLLER -#define NETIF_TX_LOCK(ndev) netif_tx_lock(ndev) -#define NETIF_TX_UNLOCK(ndev) netif_tx_unlock(ndev) +#define NETIF_TX_LOCK(ring) spin_lock(&(ring)->lock) +#define NETIF_TX_UNLOCK(ring) spin_unlock(&(ring)->lock) #else -#define NETIF_TX_LOCK(ndev) -#define NETIF_TX_UNLOCK(ndev) +#define NETIF_TX_LOCK(ring) +#define NETIF_TX_UNLOCK(ring) #endif + /* reclaim all desc in one budget * return error or number of desc left */ @@ -940,13 +943,13 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, int head; int bytes, pkts; - NETIF_TX_LOCK(ndev); + NETIF_TX_LOCK(ring); head = readl_relaxed(ring->io_base + RCB_REG_HEAD); rmb(); /* make sure head is ready before touch any data */ if (is_ring_empty(ring) || head == ring->next_to_clean) { - NETIF_TX_UNLOCK(ndev); + NETIF_TX_UNLOCK(ring); return 0; /* no data to poll */ } @@ -954,7 +957,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, netdev_err(ndev, "wrong head (%d, %d-%d)\n", head, ring->next_to_use, ring->next_to_clean); ring->stats.io_err_cnt++; - NETIF_TX_UNLOCK(ndev); + NETIF_TX_UNLOCK(ring); return -EIO; } @@ -966,7 +969,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, prefetch(&ring->desc_cb[ring->next_to_clean]); } - NETIF_TX_UNLOCK(ndev); + NETIF_TX_UNLOCK(ring); dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index); netdev_tx_completed_queue(dev_queue, pkts, bytes); @@ -989,7 +992,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, return 0; } -static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) +static bool hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; int head; @@ -1002,20 +1005,21 @@ static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) ring_data->ring->q->handle->dev->ops->toggle_ring_irq( ring_data->ring, 1); - napi_schedule(&ring_data->napi); + return false; + } else { + return true; } } -static void hns_nic_tx_fini_pro_v2(struct hns_nic_ring_data *ring_data) +static bool hns_nic_tx_fini_pro_v2(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; int head = readl_relaxed(ring->io_base + RCB_REG_HEAD); if (head == ring->next_to_clean) - ring_data->ring->q->handle->dev->ops->toggle_ring_irq( - ring, 0); + return true; else - napi_schedule(&ring_data->napi); + return false; } static void hns_nic_tx_clr_all_bufs(struct hns_nic_ring_data *ring_data) @@ -1026,7 +1030,7 @@ static void hns_nic_tx_clr_all_bufs(struct hns_nic_ring_data *ring_data) int head; int bytes, pkts; - NETIF_TX_LOCK(ndev); + NETIF_TX_LOCK(ring); head = ring->next_to_use; /* ntu :soft setted ring position*/ bytes = 0; @@ -1034,7 +1038,7 @@ static void hns_nic_tx_clr_all_bufs(struct hns_nic_ring_data *ring_data) while (head != ring->next_to_clean) hns_nic_reclaim_one_desc(ring, &bytes, &pkts); - NETIF_TX_UNLOCK(ndev); + NETIF_TX_UNLOCK(ring); dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index); netdev_tx_reset_queue(dev_queue); @@ -1042,15 +1046,23 @@ static void hns_nic_tx_clr_all_bufs(struct hns_nic_ring_data *ring_data) static int hns_nic_common_poll(struct napi_struct *napi, int budget) { + int clean_complete = 0; struct hns_nic_ring_data *ring_data = container_of(napi, struct hns_nic_ring_data, napi); - int clean_complete = ring_data->poll_one( - ring_data, budget, ring_data->ex_process); + struct hnae_ring *ring = ring_data->ring; - if (clean_complete >= 0 && clean_complete < budget) { - napi_complete(napi); - ring_data->fini_process(ring_data); - return 0; +try_again: + clean_complete += ring_data->poll_one( + ring_data, budget - clean_complete, + ring_data->ex_process); + + if (clean_complete < budget) { + if (ring_data->fini_process(ring_data)) { + napi_complete(napi); + ring->q->handle->dev->ops->toggle_ring_irq(ring, 0); + } else { + goto try_again; + } } return clean_complete; @@ -1196,54 +1208,31 @@ static void hns_nic_ring_close(struct net_device *netdev, int idx) napi_disable(&priv->ring_data[idx].napi); } -static void hns_set_irq_affinity(struct hns_nic_priv *priv) +static int hns_nic_init_affinity_mask(int q_num, int ring_idx, + struct hnae_ring *ring, cpumask_t *mask) { - struct hnae_handle *h = priv->ae_handle; - struct hns_nic_ring_data *rd; - int i; int cpu; - cpumask_var_t mask; - - if (!alloc_cpumask_var(&mask, GFP_KERNEL)) - return; - /*diffrent irq banlance for 16core and 32core*/ - if (h->q_num == num_possible_cpus()) { - for (i = 0; i < h->q_num * 2; i++) { - rd = &priv->ring_data[i]; - if (cpu_online(rd->queue_index)) { - cpumask_clear(mask); - cpu = rd->queue_index; - cpumask_set_cpu(cpu, mask); - (void)irq_set_affinity_hint(rd->ring->irq, - mask); - } - } + /* Diffrent irq banlance between 16core and 32core. + * The cpu mask set by ring index according to the ring flag + * which indicate the ring is tx or rx. + */ + if (q_num == num_possible_cpus()) { + if (is_tx_ring(ring)) + cpu = ring_idx; + else + cpu = ring_idx - q_num; } else { - for (i = 0; i < h->q_num; i++) { - rd = &priv->ring_data[i]; - if (cpu_online(rd->queue_index * 2)) { - cpumask_clear(mask); - cpu = rd->queue_index * 2; - cpumask_set_cpu(cpu, mask); - (void)irq_set_affinity_hint(rd->ring->irq, - mask); - } - } - - for (i = h->q_num; i < h->q_num * 2; i++) { - rd = &priv->ring_data[i]; - if (cpu_online(rd->queue_index * 2 + 1)) { - cpumask_clear(mask); - cpu = rd->queue_index * 2 + 1; - cpumask_set_cpu(cpu, mask); - (void)irq_set_affinity_hint(rd->ring->irq, - mask); - } - } + if (is_tx_ring(ring)) + cpu = ring_idx * 2; + else + cpu = (ring_idx - q_num) * 2 + 1; } - free_cpumask_var(mask); + cpumask_clear(mask); + cpumask_set_cpu(cpu, mask); + + return cpu; } static int hns_nic_init_irq(struct hns_nic_priv *priv) @@ -1252,6 +1241,7 @@ static int hns_nic_init_irq(struct hns_nic_priv *priv) struct hns_nic_ring_data *rd; int i; int ret; + int cpu; for (i = 0; i < h->q_num * 2; i++) { rd = &priv->ring_data[i]; @@ -1261,7 +1251,7 @@ static int hns_nic_init_irq(struct hns_nic_priv *priv) snprintf(rd->ring->ring_name, RCB_RING_NAME_LEN, "%s-%s%d", priv->netdev->name, - (i < h->q_num ? "tx" : "rx"), rd->queue_index); + (is_tx_ring(rd->ring) ? "tx" : "rx"), rd->queue_index); rd->ring->ring_name[RCB_RING_NAME_LEN - 1] = '\0'; @@ -1273,12 +1263,17 @@ static int hns_nic_init_irq(struct hns_nic_priv *priv) return ret; } disable_irq(rd->ring->irq); + + cpu = hns_nic_init_affinity_mask(h->q_num, i, + rd->ring, &rd->mask); + + if (cpu_online(cpu)) + irq_set_affinity_hint(rd->ring->irq, + &rd->mask); + rd->ring->irq_init_flag = RCB_IRQ_INITED; } - /*set cpu affinity*/ - hns_set_irq_affinity(priv); - return 0; } @@ -1487,32 +1482,259 @@ static netdev_tx_t hns_nic_net_xmit(struct sk_buff *skb, return (netdev_tx_t)ret; } +static void hns_nic_drop_rx_fetch(struct hns_nic_ring_data *ring_data, + struct sk_buff *skb) +{ + dev_kfree_skb_any(skb); +} + +#define HNS_LB_TX_RING 0 +static struct sk_buff *hns_assemble_skb(struct net_device *ndev) +{ + struct sk_buff *skb; + struct ethhdr *ethhdr; + int frame_len; + + /* allocate test skb */ + skb = alloc_skb(64, GFP_KERNEL); + if (!skb) + return NULL; + + skb_put(skb, 64); + skb->dev = ndev; + memset(skb->data, 0xFF, skb->len); + + /* must be tcp/ip package */ + ethhdr = (struct ethhdr *)skb->data; + ethhdr->h_proto = htons(ETH_P_IP); + + frame_len = skb->len & (~1ul); + memset(&skb->data[frame_len / 2], 0xAA, + frame_len / 2 - 1); + + skb->queue_mapping = HNS_LB_TX_RING; + + return skb; +} + +static int hns_enable_serdes_lb(struct net_device *ndev) +{ + struct hns_nic_priv *priv = netdev_priv(ndev); + struct hnae_handle *h = priv->ae_handle; + struct hnae_ae_ops *ops = h->dev->ops; + int speed, duplex; + int ret; + + ret = ops->set_loopback(h, MAC_INTERNALLOOP_SERDES, 1); + if (ret) + return ret; + + ret = ops->start ? ops->start(h) : 0; + if (ret) + return ret; + + /* link adjust duplex*/ + if (h->phy_if != PHY_INTERFACE_MODE_XGMII) + speed = 1000; + else + speed = 10000; + duplex = 1; + + ops->adjust_link(h, speed, duplex); + + /* wait h/w ready */ + mdelay(300); + + return 0; +} + +static void hns_disable_serdes_lb(struct net_device *ndev) +{ + struct hns_nic_priv *priv = netdev_priv(ndev); + struct hnae_handle *h = priv->ae_handle; + struct hnae_ae_ops *ops = h->dev->ops; + + ops->stop(h); + ops->set_loopback(h, MAC_INTERNALLOOP_SERDES, 0); +} + +/** + *hns_nic_clear_all_rx_fetch - clear the chip fetched descriptions. The + *function as follows: + * 1. if one rx ring has found the page_offset is not equal 0 between head + * and tail, it means that the chip fetched the wrong descs for the ring + * which buffer size is 4096. + * 2. we set the chip serdes loopback and set rss indirection to the ring. + * 3. construct 64-bytes ip broadcast packages, wait the associated rx ring + * recieving all packages and it will fetch new descriptions. + * 4. recover to the original state. + * + *@ndev: net device + */ +static int hns_nic_clear_all_rx_fetch(struct net_device *ndev) +{ + struct hns_nic_priv *priv = netdev_priv(ndev); + struct hnae_handle *h = priv->ae_handle; + struct hnae_ae_ops *ops = h->dev->ops; + struct hns_nic_ring_data *rd; + struct hnae_ring *ring; + struct sk_buff *skb; + u32 *org_indir; + u32 *cur_indir; + int indir_size; + int head, tail; + int fetch_num; + int i, j; + bool found; + int retry_times; + int ret = 0; + + /* alloc indir memory */ + indir_size = ops->get_rss_indir_size(h) * sizeof(*org_indir); + org_indir = kzalloc(indir_size, GFP_KERNEL); + if (!org_indir) + return -ENOMEM; + + /* store the orginal indirection */ + ops->get_rss(h, org_indir, NULL, NULL); + + cur_indir = kzalloc(indir_size, GFP_KERNEL); + if (!cur_indir) { + ret = -ENOMEM; + goto cur_indir_alloc_err; + } + + /* set loopback */ + if (hns_enable_serdes_lb(ndev)) { + ret = -EINVAL; + goto enable_serdes_lb_err; + } + + /* foreach every rx ring to clear fetch desc */ + for (i = 0; i < h->q_num; i++) { + ring = &h->qs[i]->rx_ring; + head = readl_relaxed(ring->io_base + RCB_REG_HEAD); + tail = readl_relaxed(ring->io_base + RCB_REG_TAIL); + found = false; + fetch_num = ring_dist(ring, head, tail); + + while (head != tail) { + if (ring->desc_cb[head].page_offset != 0) { + found = true; + break; + } + + head++; + if (head == ring->desc_num) + head = 0; + } + + if (found) { + for (j = 0; j < indir_size / sizeof(*org_indir); j++) + cur_indir[j] = i; + ops->set_rss(h, cur_indir, NULL, 0); + + for (j = 0; j < fetch_num; j++) { + /* alloc one skb and init */ + skb = hns_assemble_skb(ndev); + if (!skb) + goto out; + rd = &tx_ring_data(priv, skb->queue_mapping); + hns_nic_net_xmit_hw(ndev, skb, rd); + + retry_times = 0; + while (retry_times++ < 10) { + mdelay(10); + /* clean rx */ + rd = &rx_ring_data(priv, i); + if (rd->poll_one(rd, fetch_num, + hns_nic_drop_rx_fetch)) + break; + } + + retry_times = 0; + while (retry_times++ < 10) { + mdelay(10); + /* clean tx ring 0 send package */ + rd = &tx_ring_data(priv, + HNS_LB_TX_RING); + if (rd->poll_one(rd, fetch_num, NULL)) + break; + } + } + } + } + +out: + /* restore everything */ + ops->set_rss(h, org_indir, NULL, 0); + hns_disable_serdes_lb(ndev); +enable_serdes_lb_err: + kfree(cur_indir); +cur_indir_alloc_err: + kfree(org_indir); + + return ret; +} + static int hns_nic_change_mtu(struct net_device *ndev, int new_mtu) { struct hns_nic_priv *priv = netdev_priv(ndev); struct hnae_handle *h = priv->ae_handle; + bool if_running = netif_running(ndev); int ret; + /* MTU < 68 is an error and causes problems on some kernels */ + if (new_mtu < 68) + return -EINVAL; + + /* MTU no change */ + if (new_mtu == ndev->mtu) + return 0; + if (!h->dev->ops->set_mtu) return -ENOTSUPP; - if (netif_running(ndev)) { + if (if_running) { (void)hns_nic_net_stop(ndev); msleep(100); + } - ret = h->dev->ops->set_mtu(h, new_mtu); - if (ret) - netdev_err(ndev, "set mtu fail, return value %d\n", - ret); + if (priv->enet_ver != AE_VERSION_1 && + ndev->mtu <= BD_SIZE_2048_MAX_MTU && + new_mtu > BD_SIZE_2048_MAX_MTU) { + /* update desc */ + hnae_reinit_all_ring_desc(h); - if (hns_nic_net_open(ndev)) - netdev_err(ndev, "hns net open fail\n"); - } else { - ret = h->dev->ops->set_mtu(h, new_mtu); + /* clear the package which the chip has fetched */ + ret = hns_nic_clear_all_rx_fetch(ndev); + + /* the page offset must be consist with desc */ + hnae_reinit_all_ring_page_off(h); + + if (ret) { + netdev_err(ndev, "clear the fetched desc fail\n"); + goto out; + } + } + + ret = h->dev->ops->set_mtu(h, new_mtu); + if (ret) { + netdev_err(ndev, "set mtu fail, return value %d\n", + ret); + goto out; } - if (!ret) - ndev->mtu = new_mtu; + /* finally, set new mtu to netdevice */ + ndev->mtu = new_mtu; + +out: + if (if_running) { + if (hns_nic_net_open(ndev)) { + netdev_err(ndev, "hns net open fail\n"); + ret = -EINVAL; + } + } return ret; } @@ -1791,7 +2013,7 @@ static void hns_nic_reset_subtask(struct hns_nic_priv *priv) static void hns_nic_service_event_complete(struct hns_nic_priv *priv) { WARN_ON(!test_bit(NIC_STATE_SERVICE_SCHED, &priv->state)); - + /* make sure to commit the things */ smp_mb__before_atomic(); clear_bit(NIC_STATE_SERVICE_SCHED, &priv->state); } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.h b/drivers/net/ethernet/hisilicon/hns/hns_enet.h index 5b412de350aa..1b83232082b2 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.h @@ -37,10 +37,11 @@ enum hns_nic_state { struct hns_nic_ring_data { struct hnae_ring *ring; struct napi_struct napi; + cpumask_t mask; /* affinity mask */ int queue_index; int (*poll_one)(struct hns_nic_ring_data *, int, void *); void (*ex_process)(struct hns_nic_ring_data *, struct sk_buff *); - void (*fini_process)(struct hns_nic_ring_data *); + bool (*fini_process)(struct hns_nic_ring_data *); }; /* compatible the difference between two versions */ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 3ac2183dbd21..b8fab149690f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -146,7 +146,7 @@ static int hns_nic_get_link_ksettings(struct net_device *net_dev, /* When there is no phy, autoneg is off. */ cmd->base.autoneg = false; - cmd->base.cmd = speed; + cmd->base.speed = speed; cmd->base.duplex = duplex; if (net_dev->phydev) @@ -764,14 +764,14 @@ static int hns_get_coalesce(struct net_device *net_dev, ec->use_adaptive_tx_coalesce = 1; if ((!ops->get_coalesce_usecs) || - (!ops->get_rx_max_coalesced_frames)) + (!ops->get_max_coalesced_frames)) return -ESRCH; ops->get_coalesce_usecs(priv->ae_handle, &ec->tx_coalesce_usecs, &ec->rx_coalesce_usecs); - ops->get_rx_max_coalesced_frames( + ops->get_max_coalesced_frames( priv->ae_handle, &ec->tx_max_coalesced_frames, &ec->rx_max_coalesced_frames); @@ -801,30 +801,28 @@ static int hns_set_coalesce(struct net_device *net_dev, { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; - int ret; + int rc1, rc2; ops = priv->ae_handle->dev->ops; if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs) return -EINVAL; - if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames) - return -EINVAL; - if ((!ops->set_coalesce_usecs) || (!ops->set_coalesce_frames)) return -ESRCH; - ret = ops->set_coalesce_usecs(priv->ae_handle, + rc1 = ops->set_coalesce_usecs(priv->ae_handle, ec->rx_coalesce_usecs); - if (ret) - return ret; - ret = ops->set_coalesce_frames( - priv->ae_handle, - ec->rx_max_coalesced_frames); + rc2 = ops->set_coalesce_frames(priv->ae_handle, + ec->tx_max_coalesced_frames, + ec->rx_max_coalesced_frames); - return ret; + if (rc1 || rc2) + return -EINVAL; + + return 0; } /** @@ -1253,12 +1251,10 @@ hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key, ops = priv->ae_handle->dev->ops; - /* currently hfunc can only be Toeplitz hash */ - if (key || - (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { + netdev_err(netdev, "Invalid hfunc!\n"); return -EOPNOTSUPP; - if (!indir) - return 0; + } return ops->set_rss(priv->ae_handle, indir, key, hfunc); } diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c index 501eb2090ca6..e5221d95afe1 100644 --- a/drivers/net/ethernet/hisilicon/hns_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns_mdio.c @@ -23,17 +23,9 @@ #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/regmap.h> -#include <linux/spinlock_types.h> #define MDIO_DRV_NAME "Hi-HNS_MDIO" #define MDIO_BUS_NAME "Hisilicon MII Bus" -#define MDIO_DRV_VERSION "1.3.0" -#define MDIO_COPYRIGHT "Copyright(c) 2015 Huawei Corporation." -#define MDIO_DRV_STRING MDIO_BUS_NAME -#define MDIO_DEFAULT_DEVICE_DESCR MDIO_BUS_NAME - -#define MDIO_CTL_DEV_ADDR(x) (x & 0x1f) -#define MDIO_CTL_PORT_ADDR(x) ((x & 0x1f) << 5) #define MDIO_TIMEOUT 1000000 @@ -64,9 +56,7 @@ struct hns_mdio_device { #define MDIO_CMD_DEVAD_S 0 #define MDIO_CMD_PRTAD_M 0x1f #define MDIO_CMD_PRTAD_S 5 -#define MDIO_CMD_OP_M 0x3 #define MDIO_CMD_OP_S 10 -#define MDIO_CMD_ST_M 0x3 #define MDIO_CMD_ST_S 12 #define MDIO_CMD_START_B 14 @@ -185,18 +175,20 @@ static int mdio_sc_cfg_reg_write(struct hns_mdio_device *mdio_dev, static int hns_mdio_wait_ready(struct mii_bus *bus) { struct hns_mdio_device *mdio_dev = bus->priv; + u32 cmd_reg_value; int i; - u32 cmd_reg_value = 1; /* waitting for MDIO_COMMAND_REG 's mdio_start==0 */ /* after that can do read or write*/ - for (i = 0; cmd_reg_value; i++) { + for (i = 0; i < MDIO_TIMEOUT; i++) { cmd_reg_value = MDIO_GET_REG_BIT(mdio_dev, MDIO_COMMAND_REG, MDIO_CMD_START_B); - if (i == MDIO_TIMEOUT) - return -ETIMEDOUT; + if (!cmd_reg_value) + break; } + if ((i == MDIO_TIMEOUT) && cmd_reg_value) + return -ETIMEDOUT; return 0; } diff --git a/drivers/net/ethernet/ibm/emac/Makefile b/drivers/net/ethernet/ibm/emac/Makefile index eba21835d90d..98768ba0955a 100644 --- a/drivers/net/ethernet/ibm/emac/Makefile +++ b/drivers/net/ethernet/ibm/emac/Makefile @@ -8,4 +8,3 @@ ibm_emac-y := mal.o core.o phy.o ibm_emac-$(CONFIG_IBM_EMAC_ZMII) += zmii.o ibm_emac-$(CONFIG_IBM_EMAC_RGMII) += rgmii.o ibm_emac-$(CONFIG_IBM_EMAC_TAH) += tah.o -ibm_emac-$(CONFIG_IBM_EMAC_DEBUG) += debug.o diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index c44036d5761a..508923f39ccf 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -1929,7 +1929,7 @@ static struct net_device_stats *emac_stats(struct net_device *ndev) struct emac_instance *dev = netdev_priv(ndev); struct emac_stats *st = &dev->stats; struct emac_error_stats *est = &dev->estats; - struct net_device_stats *nst = &dev->nstats; + struct net_device_stats *nst = &ndev->stats; unsigned long flags; DBG2(dev, "stats" NL); @@ -3173,8 +3173,6 @@ static int emac_probe(struct platform_device *ofdev) printk("%s: found %s PHY (0x%02x)\n", ndev->name, dev->phy.def->name, dev->phy.address); - emac_dbg_register(dev); - /* Life is good */ return 0; @@ -3243,7 +3241,6 @@ static int emac_remove(struct platform_device *ofdev) mal_unregister_commac(dev->mal, &dev->commac); emac_put_deps(dev); - emac_dbg_unregister(dev); iounmap(dev->emacp); if (dev->wol_irq) @@ -3326,9 +3323,6 @@ static int __init emac_init(void) printk(KERN_INFO DRV_DESC ", version " DRV_VERSION "\n"); - /* Init debug stuff */ - emac_init_debug(); - /* Build EMAC boot list */ emac_make_bootlist(); @@ -3373,7 +3367,6 @@ static void __exit emac_exit(void) rgmii_exit(); zmii_exit(); mal_exit(); - emac_fini_debug(); /* Destroy EMAC boot list */ for (i = 0; i < EMAC_BOOT_LIST_SIZE; i++) diff --git a/drivers/net/ethernet/ibm/emac/core.h b/drivers/net/ethernet/ibm/emac/core.h index 0710a6685489..f10e156641d5 100644 --- a/drivers/net/ethernet/ibm/emac/core.h +++ b/drivers/net/ethernet/ibm/emac/core.h @@ -265,7 +265,6 @@ struct emac_instance { /* Stats */ struct emac_error_stats estats; - struct net_device_stats nstats; struct emac_stats stats; /* Misc diff --git a/drivers/net/ethernet/ibm/emac/debug.c b/drivers/net/ethernet/ibm/emac/debug.c deleted file mode 100644 index a559f326bf63..000000000000 --- a/drivers/net/ethernet/ibm/emac/debug.c +++ /dev/null @@ -1,270 +0,0 @@ -/* - * drivers/net/ethernet/ibm/emac/debug.c - * - * Driver for PowerPC 4xx on-chip ethernet controller, debug print routines. - * - * Copyright 2007 Benjamin Herrenschmidt, IBM Corp. - * <benh@kernel.crashing.org> - * - * Based on the arch/ppc version of the driver: - * - * Copyright (c) 2004, 2005 Zultys Technologies - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ -#include <linux/init.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/netdevice.h> -#include <linux/sysrq.h> -#include <asm/io.h> - -#include "core.h" - -static DEFINE_SPINLOCK(emac_dbg_lock); - -static void emac_desc_dump(struct emac_instance *p) -{ - int i; - printk("** EMAC %s TX BDs **\n" - " tx_cnt = %d tx_slot = %d ack_slot = %d\n", - p->ofdev->dev.of_node->full_name, - p->tx_cnt, p->tx_slot, p->ack_slot); - for (i = 0; i < NUM_TX_BUFF / 2; ++i) - printk - ("bd[%2d] 0x%08x %c 0x%04x %4u - bd[%2d] 0x%08x %c 0x%04x %4u\n", - i, p->tx_desc[i].data_ptr, p->tx_skb[i] ? 'V' : ' ', - p->tx_desc[i].ctrl, p->tx_desc[i].data_len, - NUM_TX_BUFF / 2 + i, - p->tx_desc[NUM_TX_BUFF / 2 + i].data_ptr, - p->tx_skb[NUM_TX_BUFF / 2 + i] ? 'V' : ' ', - p->tx_desc[NUM_TX_BUFF / 2 + i].ctrl, - p->tx_desc[NUM_TX_BUFF / 2 + i].data_len); - - printk("** EMAC %s RX BDs **\n" - " rx_slot = %d flags = 0x%lx rx_skb_size = %d rx_sync_size = %d\n" - " rx_sg_skb = 0x%p\n", - p->ofdev->dev.of_node->full_name, - p->rx_slot, p->commac.flags, p->rx_skb_size, - p->rx_sync_size, p->rx_sg_skb); - for (i = 0; i < NUM_RX_BUFF / 2; ++i) - printk - ("bd[%2d] 0x%08x %c 0x%04x %4u - bd[%2d] 0x%08x %c 0x%04x %4u\n", - i, p->rx_desc[i].data_ptr, p->rx_skb[i] ? 'V' : ' ', - p->rx_desc[i].ctrl, p->rx_desc[i].data_len, - NUM_RX_BUFF / 2 + i, - p->rx_desc[NUM_RX_BUFF / 2 + i].data_ptr, - p->rx_skb[NUM_RX_BUFF / 2 + i] ? 'V' : ' ', - p->rx_desc[NUM_RX_BUFF / 2 + i].ctrl, - p->rx_desc[NUM_RX_BUFF / 2 + i].data_len); -} - -static void emac_mac_dump(struct emac_instance *dev) -{ - struct emac_regs __iomem *p = dev->emacp; - const int xaht_regs = EMAC_XAHT_REGS(dev); - u32 *gaht_base = emac_gaht_base(dev); - u32 *iaht_base = emac_iaht_base(dev); - int emac4sync = emac_has_feature(dev, EMAC_FTR_EMAC4SYNC); - int n; - - printk("** EMAC %s registers **\n" - "MR0 = 0x%08x MR1 = 0x%08x TMR0 = 0x%08x TMR1 = 0x%08x\n" - "RMR = 0x%08x ISR = 0x%08x ISER = 0x%08x\n" - "IAR = %04x%08x VTPID = 0x%04x VTCI = 0x%04x\n", - dev->ofdev->dev.of_node->full_name, - in_be32(&p->mr0), in_be32(&p->mr1), - in_be32(&p->tmr0), in_be32(&p->tmr1), - in_be32(&p->rmr), in_be32(&p->isr), in_be32(&p->iser), - in_be32(&p->iahr), in_be32(&p->ialr), in_be32(&p->vtpid), - in_be32(&p->vtci) - ); - - if (emac4sync) - printk("MAR = %04x%08x MMAR = %04x%08x\n", - in_be32(&p->u0.emac4sync.mahr), - in_be32(&p->u0.emac4sync.malr), - in_be32(&p->u0.emac4sync.mmahr), - in_be32(&p->u0.emac4sync.mmalr) - ); - - for (n = 0; n < xaht_regs; n++) - printk("IAHT%02d = 0x%08x\n", n + 1, in_be32(iaht_base + n)); - - for (n = 0; n < xaht_regs; n++) - printk("GAHT%02d = 0x%08x\n", n + 1, in_be32(gaht_base + n)); - - printk("LSA = %04x%08x IPGVR = 0x%04x\n" - "STACR = 0x%08x TRTR = 0x%08x RWMR = 0x%08x\n" - "OCTX = 0x%08x OCRX = 0x%08x\n", - in_be32(&p->lsah), in_be32(&p->lsal), in_be32(&p->ipgvr), - in_be32(&p->stacr), in_be32(&p->trtr), in_be32(&p->rwmr), - in_be32(&p->octx), in_be32(&p->ocrx) - ); - - if (!emac4sync) { - printk("IPCR = 0x%08x\n", - in_be32(&p->u1.emac4.ipcr) - ); - } else { - printk("REVID = 0x%08x TPC = 0x%08x\n", - in_be32(&p->u1.emac4sync.revid), - in_be32(&p->u1.emac4sync.tpc) - ); - } - - emac_desc_dump(dev); -} - -static void emac_mal_dump(struct mal_instance *mal) -{ - int i; - - printk("** MAL %s Registers **\n" - "CFG = 0x%08x ESR = 0x%08x IER = 0x%08x\n" - "TX|CASR = 0x%08x CARR = 0x%08x EOBISR = 0x%08x DEIR = 0x%08x\n" - "RX|CASR = 0x%08x CARR = 0x%08x EOBISR = 0x%08x DEIR = 0x%08x\n", - mal->ofdev->dev.of_node->full_name, - get_mal_dcrn(mal, MAL_CFG), get_mal_dcrn(mal, MAL_ESR), - get_mal_dcrn(mal, MAL_IER), - get_mal_dcrn(mal, MAL_TXCASR), get_mal_dcrn(mal, MAL_TXCARR), - get_mal_dcrn(mal, MAL_TXEOBISR), get_mal_dcrn(mal, MAL_TXDEIR), - get_mal_dcrn(mal, MAL_RXCASR), get_mal_dcrn(mal, MAL_RXCARR), - get_mal_dcrn(mal, MAL_RXEOBISR), get_mal_dcrn(mal, MAL_RXDEIR) - ); - - printk("TX|"); - for (i = 0; i < mal->num_tx_chans; ++i) { - if (i && !(i % 4)) - printk("\n "); - printk("CTP%d = 0x%08x ", i, get_mal_dcrn(mal, MAL_TXCTPR(i))); - } - printk("\nRX|"); - for (i = 0; i < mal->num_rx_chans; ++i) { - if (i && !(i % 4)) - printk("\n "); - printk("CTP%d = 0x%08x ", i, get_mal_dcrn(mal, MAL_RXCTPR(i))); - } - printk("\n "); - for (i = 0; i < mal->num_rx_chans; ++i) { - u32 r = get_mal_dcrn(mal, MAL_RCBS(i)); - if (i && !(i % 3)) - printk("\n "); - printk("RCBS%d = 0x%08x (%d) ", i, r, r * 16); - } - printk("\n"); -} - -static struct emac_instance *__emacs[4]; -static struct mal_instance *__mals[1]; - -void emac_dbg_register(struct emac_instance *dev) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&emac_dbg_lock, flags); - for (i = 0; i < ARRAY_SIZE(__emacs); i++) - if (__emacs[i] == NULL) { - __emacs[i] = dev; - break; - } - spin_unlock_irqrestore(&emac_dbg_lock, flags); -} - -void emac_dbg_unregister(struct emac_instance *dev) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&emac_dbg_lock, flags); - for (i = 0; i < ARRAY_SIZE(__emacs); i++) - if (__emacs[i] == dev) { - __emacs[i] = NULL; - break; - } - spin_unlock_irqrestore(&emac_dbg_lock, flags); -} - -void mal_dbg_register(struct mal_instance *mal) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&emac_dbg_lock, flags); - for (i = 0; i < ARRAY_SIZE(__mals); i++) - if (__mals[i] == NULL) { - __mals[i] = mal; - break; - } - spin_unlock_irqrestore(&emac_dbg_lock, flags); -} - -void mal_dbg_unregister(struct mal_instance *mal) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&emac_dbg_lock, flags); - for (i = 0; i < ARRAY_SIZE(__mals); i++) - if (__mals[i] == mal) { - __mals[i] = NULL; - break; - } - spin_unlock_irqrestore(&emac_dbg_lock, flags); -} - -void emac_dbg_dump_all(void) -{ - unsigned int i; - unsigned long flags; - - spin_lock_irqsave(&emac_dbg_lock, flags); - - for (i = 0; i < ARRAY_SIZE(__mals); ++i) - if (__mals[i]) - emac_mal_dump(__mals[i]); - - for (i = 0; i < ARRAY_SIZE(__emacs); ++i) - if (__emacs[i]) - emac_mac_dump(__emacs[i]); - - spin_unlock_irqrestore(&emac_dbg_lock, flags); -} - -#if defined(CONFIG_MAGIC_SYSRQ) -static void emac_sysrq_handler(int key) -{ - emac_dbg_dump_all(); -} - -static struct sysrq_key_op emac_sysrq_op = { - .handler = emac_sysrq_handler, - .help_msg = "emac(c)", - .action_msg = "Show EMAC(s) status", -}; - -int __init emac_init_debug(void) -{ - return register_sysrq_key('c', &emac_sysrq_op); -} - -void __exit emac_fini_debug(void) -{ - unregister_sysrq_key('c', &emac_sysrq_op); -} - -#else -int __init emac_init_debug(void) -{ - return 0; -} -void __exit emac_fini_debug(void) -{ -} -#endif /* CONFIG_MAGIC_SYSRQ */ diff --git a/drivers/net/ethernet/ibm/emac/debug.h b/drivers/net/ethernet/ibm/emac/debug.h index 9c45efe4c8fe..5bdfc174a07e 100644 --- a/drivers/net/ethernet/ibm/emac/debug.h +++ b/drivers/net/ethernet/ibm/emac/debug.h @@ -25,32 +25,9 @@ #include "core.h" #if defined(CONFIG_IBM_EMAC_DEBUG) - -struct emac_instance; -struct mal_instance; - -void emac_dbg_register(struct emac_instance *dev); -void emac_dbg_unregister(struct emac_instance *dev); -void mal_dbg_register(struct mal_instance *mal); -void mal_dbg_unregister(struct mal_instance *mal); -int emac_init_debug(void) __init; -void emac_fini_debug(void) __exit; -void emac_dbg_dump_all(void); - # define DBG_LEVEL 1 - #else - -# define emac_dbg_register(x) do { } while(0) -# define emac_dbg_unregister(x) do { } while(0) -# define mal_dbg_register(x) do { } while(0) -# define mal_dbg_unregister(x) do { } while(0) -# define emac_init_debug() do { } while(0) -# define emac_fini_debug() do { } while(0) -# define emac_dbg_dump_all() do { } while(0) - # define DBG_LEVEL 0 - #endif #define EMAC_DBG(d, name, fmt, arg...) \ diff --git a/drivers/net/ethernet/ibm/emac/mal.c b/drivers/net/ethernet/ibm/emac/mal.c index cd3227b088b7..91b1a558f37d 100644 --- a/drivers/net/ethernet/ibm/emac/mal.c +++ b/drivers/net/ethernet/ibm/emac/mal.c @@ -695,8 +695,6 @@ static int mal_probe(struct platform_device *ofdev) wmb(); platform_set_drvdata(ofdev, mal); - mal_dbg_register(mal); - return 0; fail6: @@ -740,8 +738,6 @@ static int mal_remove(struct platform_device *ofdev) mal_reset(mal); - mal_dbg_unregister(mal); - dma_free_coherent(&ofdev->dev, sizeof(struct mal_descriptor) * (NUM_TX_BUFF * mal->num_tx_chans + diff --git a/drivers/net/ethernet/ibm/ibmveth.h b/drivers/net/ethernet/ibm/ibmveth.h index 7acda04d034e..ed8780cca982 100644 --- a/drivers/net/ethernet/ibm/ibmveth.h +++ b/drivers/net/ethernet/ibm/ibmveth.h @@ -146,7 +146,6 @@ struct ibmveth_adapter { struct vio_dev *vdev; struct net_device *netdev; struct napi_struct napi; - struct net_device_stats stats; unsigned int mcastFilterSize; void * buffer_list_addr; void * filter_list_addr; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index b23d6545f835..7ba43cfadf3a 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -65,7 +65,6 @@ #include <linux/irq.h> #include <linux/kthread.h> #include <linux/seq_file.h> -#include <linux/debugfs.h> #include <linux/interrupt.h> #include <net/net_namespace.h> #include <asm/hvcall.h> @@ -89,7 +88,6 @@ MODULE_VERSION(IBMVNIC_DRIVER_VERSION); static int ibmvnic_version = IBMVNIC_INITIAL_VERSION; static int ibmvnic_remove(struct vio_dev *); static void release_sub_crqs(struct ibmvnic_adapter *); -static void release_sub_crqs_no_irqs(struct ibmvnic_adapter *); static int ibmvnic_reset_crq(struct ibmvnic_adapter *); static int ibmvnic_send_crq_init(struct ibmvnic_adapter *); static int ibmvnic_reenable_crq_queue(struct ibmvnic_adapter *); @@ -110,6 +108,11 @@ static int ibmvnic_poll(struct napi_struct *napi, int data); static void send_map_query(struct ibmvnic_adapter *adapter); static void send_request_map(struct ibmvnic_adapter *, dma_addr_t, __be32, u8); static void send_request_unmap(struct ibmvnic_adapter *, u8); +static void send_login(struct ibmvnic_adapter *adapter); +static void send_cap_queries(struct ibmvnic_adapter *adapter); +static int init_sub_crq_irqs(struct ibmvnic_adapter *adapter); +static int ibmvnic_init(struct ibmvnic_adapter *); +static void release_crq_queue(struct ibmvnic_adapter *); struct ibmvnic_stat { char name[ETH_GSTRING_LEN]; @@ -159,21 +162,6 @@ static long h_reg_sub_crq(unsigned long unit_address, unsigned long token, return rc; } -/* net_device_ops functions */ - -static void init_rx_pool(struct ibmvnic_adapter *adapter, - struct ibmvnic_rx_pool *rx_pool, int num, int index, - int buff_size, int active) -{ - netdev_dbg(adapter->netdev, - "Initializing rx_pool %d, %d buffs, %d bytes each\n", - index, num, buff_size); - rx_pool->size = num; - rx_pool->index = index; - rx_pool->buff_size = buff_size; - rx_pool->active = active; -} - static int alloc_long_term_buff(struct ibmvnic_adapter *adapter, struct ibmvnic_long_term_buff *ltb, int size) { @@ -202,47 +190,14 @@ static void free_long_term_buff(struct ibmvnic_adapter *adapter, { struct device *dev = &adapter->vdev->dev; + if (!ltb->buff) + return; + dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); if (!adapter->failover) send_request_unmap(adapter, ltb->map_id); } -static int alloc_rx_pool(struct ibmvnic_adapter *adapter, - struct ibmvnic_rx_pool *pool) -{ - struct device *dev = &adapter->vdev->dev; - int i; - - pool->free_map = kcalloc(pool->size, sizeof(int), GFP_KERNEL); - if (!pool->free_map) - return -ENOMEM; - - pool->rx_buff = kcalloc(pool->size, sizeof(struct ibmvnic_rx_buff), - GFP_KERNEL); - - if (!pool->rx_buff) { - dev_err(dev, "Couldn't alloc rx buffers\n"); - kfree(pool->free_map); - return -ENOMEM; - } - - if (alloc_long_term_buff(adapter, &pool->long_term_buff, - pool->size * pool->buff_size)) { - kfree(pool->free_map); - kfree(pool->rx_buff); - return -ENOMEM; - } - - for (i = 0; i < pool->size; ++i) - pool->free_map[i] = i; - - atomic_set(&pool->available, 0); - pool->next_alloc = 0; - pool->next_free = 0; - - return 0; -} - static void replenish_rx_pool(struct ibmvnic_adapter *adapter, struct ibmvnic_rx_pool *pool) { @@ -347,93 +302,195 @@ static void replenish_pools(struct ibmvnic_adapter *adapter) } } -static void free_rx_pool(struct ibmvnic_adapter *adapter, - struct ibmvnic_rx_pool *pool) +static void release_stats_token(struct ibmvnic_adapter *adapter) { - int i; + struct device *dev = &adapter->vdev->dev; - kfree(pool->free_map); - pool->free_map = NULL; + if (!adapter->stats_token) + return; + + dma_unmap_single(dev, adapter->stats_token, + sizeof(struct ibmvnic_statistics), + DMA_FROM_DEVICE); + adapter->stats_token = 0; +} - if (!pool->rx_buff) +static int init_stats_token(struct ibmvnic_adapter *adapter) +{ + struct device *dev = &adapter->vdev->dev; + dma_addr_t stok; + + stok = dma_map_single(dev, &adapter->stats, + sizeof(struct ibmvnic_statistics), + DMA_FROM_DEVICE); + if (dma_mapping_error(dev, stok)) { + dev_err(dev, "Couldn't map stats buffer\n"); + return -1; + } + + adapter->stats_token = stok; + return 0; +} + +static void release_rx_pools(struct ibmvnic_adapter *adapter) +{ + struct ibmvnic_rx_pool *rx_pool; + int rx_scrqs; + int i, j; + + if (!adapter->rx_pool) return; - for (i = 0; i < pool->size; i++) { - if (pool->rx_buff[i].skb) { - dev_kfree_skb_any(pool->rx_buff[i].skb); - pool->rx_buff[i].skb = NULL; + rx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); + for (i = 0; i < rx_scrqs; i++) { + rx_pool = &adapter->rx_pool[i]; + + kfree(rx_pool->free_map); + free_long_term_buff(adapter, &rx_pool->long_term_buff); + + if (!rx_pool->rx_buff) + continue; + + for (j = 0; j < rx_pool->size; j++) { + if (rx_pool->rx_buff[j].skb) { + dev_kfree_skb_any(rx_pool->rx_buff[i].skb); + rx_pool->rx_buff[i].skb = NULL; + } } + + kfree(rx_pool->rx_buff); } - kfree(pool->rx_buff); - pool->rx_buff = NULL; + + kfree(adapter->rx_pool); + adapter->rx_pool = NULL; } -static int ibmvnic_open(struct net_device *netdev) +static int init_rx_pools(struct net_device *netdev) { struct ibmvnic_adapter *adapter = netdev_priv(netdev); struct device *dev = &adapter->vdev->dev; - struct ibmvnic_tx_pool *tx_pool; - union ibmvnic_crq crq; + struct ibmvnic_rx_pool *rx_pool; int rxadd_subcrqs; u64 *size_array; - int tx_subcrqs; int i, j; rxadd_subcrqs = - be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - tx_subcrqs = - be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); + be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) + - be32_to_cpu(adapter->login_rsp_buf-> - off_rxadd_buff_size)); - adapter->map_id = 1; - adapter->napi = kcalloc(adapter->req_rx_queues, - sizeof(struct napi_struct), GFP_KERNEL); - if (!adapter->napi) - goto alloc_napi_failed; - for (i = 0; i < adapter->req_rx_queues; i++) { - netif_napi_add(netdev, &adapter->napi[i], ibmvnic_poll, - NAPI_POLL_WEIGHT); - napi_enable(&adapter->napi[i]); + be32_to_cpu(adapter->login_rsp_buf->off_rxadd_buff_size)); + + adapter->rx_pool = kcalloc(rxadd_subcrqs, + sizeof(struct ibmvnic_rx_pool), + GFP_KERNEL); + if (!adapter->rx_pool) { + dev_err(dev, "Failed to allocate rx pools\n"); + return -1; } - adapter->rx_pool = - kcalloc(rxadd_subcrqs, sizeof(struct ibmvnic_rx_pool), GFP_KERNEL); - if (!adapter->rx_pool) - goto rx_pool_arr_alloc_failed; - send_map_query(adapter); for (i = 0; i < rxadd_subcrqs; i++) { - init_rx_pool(adapter, &adapter->rx_pool[i], - adapter->req_rx_add_entries_per_subcrq, i, - be64_to_cpu(size_array[i]), 1); - if (alloc_rx_pool(adapter, &adapter->rx_pool[i])) { - dev_err(dev, "Couldn't alloc rx pool\n"); - goto rx_pool_alloc_failed; + rx_pool = &adapter->rx_pool[i]; + + netdev_dbg(adapter->netdev, + "Initializing rx_pool %d, %lld buffs, %lld bytes each\n", + i, adapter->req_rx_add_entries_per_subcrq, + be64_to_cpu(size_array[i])); + + rx_pool->size = adapter->req_rx_add_entries_per_subcrq; + rx_pool->index = i; + rx_pool->buff_size = be64_to_cpu(size_array[i]); + rx_pool->active = 1; + + rx_pool->free_map = kcalloc(rx_pool->size, sizeof(int), + GFP_KERNEL); + if (!rx_pool->free_map) { + release_rx_pools(adapter); + return -1; + } + + rx_pool->rx_buff = kcalloc(rx_pool->size, + sizeof(struct ibmvnic_rx_buff), + GFP_KERNEL); + if (!rx_pool->rx_buff) { + dev_err(dev, "Couldn't alloc rx buffers\n"); + release_rx_pools(adapter); + return -1; + } + + if (alloc_long_term_buff(adapter, &rx_pool->long_term_buff, + rx_pool->size * rx_pool->buff_size)) { + release_rx_pools(adapter); + return -1; } + + for (j = 0; j < rx_pool->size; ++j) + rx_pool->free_map[j] = j; + + atomic_set(&rx_pool->available, 0); + rx_pool->next_alloc = 0; + rx_pool->next_free = 0; } - adapter->tx_pool = - kcalloc(tx_subcrqs, sizeof(struct ibmvnic_tx_pool), GFP_KERNEL); + + return 0; +} + +static void release_tx_pools(struct ibmvnic_adapter *adapter) +{ + struct ibmvnic_tx_pool *tx_pool; + int i, tx_scrqs; if (!adapter->tx_pool) - goto tx_pool_arr_alloc_failed; + return; + + tx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); + for (i = 0; i < tx_scrqs; i++) { + tx_pool = &adapter->tx_pool[i]; + kfree(tx_pool->tx_buff); + free_long_term_buff(adapter, &tx_pool->long_term_buff); + kfree(tx_pool->free_map); + } + + kfree(adapter->tx_pool); + adapter->tx_pool = NULL; +} + +static int init_tx_pools(struct net_device *netdev) +{ + struct ibmvnic_adapter *adapter = netdev_priv(netdev); + struct device *dev = &adapter->vdev->dev; + struct ibmvnic_tx_pool *tx_pool; + int tx_subcrqs; + int i, j; + + tx_subcrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); + adapter->tx_pool = kcalloc(tx_subcrqs, + sizeof(struct ibmvnic_tx_pool), GFP_KERNEL); + if (!adapter->tx_pool) + return -1; + for (i = 0; i < tx_subcrqs; i++) { tx_pool = &adapter->tx_pool[i]; - tx_pool->tx_buff = - kcalloc(adapter->req_tx_entries_per_subcrq, - sizeof(struct ibmvnic_tx_buff), GFP_KERNEL); - if (!tx_pool->tx_buff) - goto tx_pool_alloc_failed; + tx_pool->tx_buff = kcalloc(adapter->req_tx_entries_per_subcrq, + sizeof(struct ibmvnic_tx_buff), + GFP_KERNEL); + if (!tx_pool->tx_buff) { + dev_err(dev, "tx pool buffer allocation failed\n"); + release_tx_pools(adapter); + return -1; + } if (alloc_long_term_buff(adapter, &tx_pool->long_term_buff, adapter->req_tx_entries_per_subcrq * - adapter->req_mtu)) - goto tx_ltb_alloc_failed; + adapter->req_mtu)) { + release_tx_pools(adapter); + return -1; + } - tx_pool->free_map = - kcalloc(adapter->req_tx_entries_per_subcrq, - sizeof(int), GFP_KERNEL); - if (!tx_pool->free_map) - goto tx_fm_alloc_failed; + tx_pool->free_map = kcalloc(adapter->req_tx_entries_per_subcrq, + sizeof(int), GFP_KERNEL); + if (!tx_pool->free_map) { + release_tx_pools(adapter); + return -1; + } for (j = 0; j < adapter->req_tx_entries_per_subcrq; j++) tx_pool->free_map[j] = j; @@ -441,20 +498,153 @@ static int ibmvnic_open(struct net_device *netdev) tx_pool->consumer_index = 0; tx_pool->producer_index = 0; } - adapter->bounce_buffer_size = - (netdev->mtu + ETH_HLEN - 1) / PAGE_SIZE + 1; - adapter->bounce_buffer = kmalloc(adapter->bounce_buffer_size, - GFP_KERNEL); + + return 0; +} + +static void release_bounce_buffer(struct ibmvnic_adapter *adapter) +{ + struct device *dev = &adapter->vdev->dev; + if (!adapter->bounce_buffer) - goto bounce_alloc_failed; + return; - adapter->bounce_buffer_dma = dma_map_single(dev, adapter->bounce_buffer, - adapter->bounce_buffer_size, - DMA_TO_DEVICE); - if (dma_mapping_error(dev, adapter->bounce_buffer_dma)) { - dev_err(dev, "Couldn't map tx bounce buffer\n"); - goto bounce_map_failed; + if (!dma_mapping_error(dev, adapter->bounce_buffer_dma)) { + dma_unmap_single(dev, adapter->bounce_buffer_dma, + adapter->bounce_buffer_size, + DMA_BIDIRECTIONAL); + adapter->bounce_buffer_dma = DMA_ERROR_CODE; + } + + kfree(adapter->bounce_buffer); + adapter->bounce_buffer = NULL; +} + +static int init_bounce_buffer(struct net_device *netdev) +{ + struct ibmvnic_adapter *adapter = netdev_priv(netdev); + struct device *dev = &adapter->vdev->dev; + char *buf; + int buf_sz; + dma_addr_t map_addr; + + buf_sz = (netdev->mtu + ETH_HLEN - 1) / PAGE_SIZE + 1; + buf = kmalloc(adapter->bounce_buffer_size, GFP_KERNEL); + if (!buf) + return -1; + + map_addr = dma_map_single(dev, buf, buf_sz, DMA_TO_DEVICE); + if (dma_mapping_error(dev, map_addr)) { + dev_err(dev, "Couldn't map bounce buffer\n"); + kfree(buf); + return -1; + } + + adapter->bounce_buffer = buf; + adapter->bounce_buffer_size = buf_sz; + adapter->bounce_buffer_dma = map_addr; + return 0; +} + +static int ibmvnic_login(struct net_device *netdev) +{ + struct ibmvnic_adapter *adapter = netdev_priv(netdev); + unsigned long timeout = msecs_to_jiffies(30000); + struct device *dev = &adapter->vdev->dev; + + do { + if (adapter->renegotiate) { + adapter->renegotiate = false; + release_sub_crqs(adapter); + + reinit_completion(&adapter->init_done); + send_cap_queries(adapter); + if (!wait_for_completion_timeout(&adapter->init_done, + timeout)) { + dev_err(dev, "Capabilities query timeout\n"); + return -1; + } + } + + reinit_completion(&adapter->init_done); + send_login(adapter); + if (!wait_for_completion_timeout(&adapter->init_done, + timeout)) { + dev_err(dev, "Login timeout\n"); + return -1; + } + } while (adapter->renegotiate); + + return 0; +} + +static void release_resources(struct ibmvnic_adapter *adapter) +{ + release_bounce_buffer(adapter); + release_tx_pools(adapter); + release_rx_pools(adapter); + + release_sub_crqs(adapter); + release_crq_queue(adapter); + + release_stats_token(adapter); +} + +static int ibmvnic_open(struct net_device *netdev) +{ + struct ibmvnic_adapter *adapter = netdev_priv(netdev); + struct device *dev = &adapter->vdev->dev; + union ibmvnic_crq crq; + int rc = 0; + int i; + + if (adapter->is_closed) { + rc = ibmvnic_init(adapter); + if (rc) + return rc; } + + rc = ibmvnic_login(netdev); + if (rc) + return rc; + + rc = netif_set_real_num_tx_queues(netdev, adapter->req_tx_queues); + if (rc) { + dev_err(dev, "failed to set the number of tx queues\n"); + return -1; + } + + rc = init_sub_crq_irqs(adapter); + if (rc) { + dev_err(dev, "failed to initialize sub crq irqs\n"); + return -1; + } + + adapter->map_id = 1; + adapter->napi = kcalloc(adapter->req_rx_queues, + sizeof(struct napi_struct), GFP_KERNEL); + if (!adapter->napi) + goto ibmvnic_open_fail; + for (i = 0; i < adapter->req_rx_queues; i++) { + netif_napi_add(netdev, &adapter->napi[i], ibmvnic_poll, + NAPI_POLL_WEIGHT); + napi_enable(&adapter->napi[i]); + } + + send_map_query(adapter); + + rc = init_rx_pools(netdev); + if (rc) + goto ibmvnic_open_fail; + + rc = init_tx_pools(netdev); + if (rc) + goto ibmvnic_open_fail; + + rc = init_bounce_buffer(netdev); + if (rc) + goto ibmvnic_open_fail; + replenish_pools(adapter); /* We're ready to receive frames, enable the sub-crq interrupts and @@ -473,48 +663,20 @@ static int ibmvnic_open(struct net_device *netdev) ibmvnic_send_crq(adapter, &crq); netif_tx_start_all_queues(netdev); + adapter->is_closed = false; return 0; -bounce_map_failed: - kfree(adapter->bounce_buffer); -bounce_alloc_failed: - i = tx_subcrqs - 1; - kfree(adapter->tx_pool[i].free_map); -tx_fm_alloc_failed: - free_long_term_buff(adapter, &adapter->tx_pool[i].long_term_buff); -tx_ltb_alloc_failed: - kfree(adapter->tx_pool[i].tx_buff); -tx_pool_alloc_failed: - for (j = 0; j < i; j++) { - kfree(adapter->tx_pool[j].tx_buff); - free_long_term_buff(adapter, - &adapter->tx_pool[j].long_term_buff); - kfree(adapter->tx_pool[j].free_map); - } - kfree(adapter->tx_pool); - adapter->tx_pool = NULL; -tx_pool_arr_alloc_failed: - i = rxadd_subcrqs; -rx_pool_alloc_failed: - for (j = 0; j < i; j++) { - free_rx_pool(adapter, &adapter->rx_pool[j]); - free_long_term_buff(adapter, - &adapter->rx_pool[j].long_term_buff); - } - kfree(adapter->rx_pool); - adapter->rx_pool = NULL; -rx_pool_arr_alloc_failed: +ibmvnic_open_fail: for (i = 0; i < adapter->req_rx_queues; i++) napi_disable(&adapter->napi[i]); -alloc_napi_failed: + release_resources(adapter); return -ENOMEM; } static int ibmvnic_close(struct net_device *netdev) { struct ibmvnic_adapter *adapter = netdev_priv(netdev); - struct device *dev = &adapter->vdev->dev; union ibmvnic_crq crq; int i; @@ -526,45 +688,16 @@ static int ibmvnic_close(struct net_device *netdev) if (!adapter->failover) netif_tx_stop_all_queues(netdev); - if (adapter->bounce_buffer) { - if (!dma_mapping_error(dev, adapter->bounce_buffer_dma)) { - dma_unmap_single(&adapter->vdev->dev, - adapter->bounce_buffer_dma, - adapter->bounce_buffer_size, - DMA_BIDIRECTIONAL); - adapter->bounce_buffer_dma = DMA_ERROR_CODE; - } - kfree(adapter->bounce_buffer); - adapter->bounce_buffer = NULL; - } - memset(&crq, 0, sizeof(crq)); crq.logical_link_state.first = IBMVNIC_CRQ_CMD; crq.logical_link_state.cmd = LOGICAL_LINK_STATE; crq.logical_link_state.link_state = IBMVNIC_LOGICAL_LNK_DN; ibmvnic_send_crq(adapter, &crq); - for (i = 0; i < be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); - i++) { - kfree(adapter->tx_pool[i].tx_buff); - free_long_term_buff(adapter, - &adapter->tx_pool[i].long_term_buff); - kfree(adapter->tx_pool[i].free_map); - } - kfree(adapter->tx_pool); - adapter->tx_pool = NULL; - - for (i = 0; i < be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - i++) { - free_rx_pool(adapter, &adapter->rx_pool[i]); - free_long_term_buff(adapter, - &adapter->rx_pool[i].long_term_buff); - } - kfree(adapter->rx_pool); - adapter->rx_pool = NULL; + release_resources(adapter); + adapter->is_closed = true; adapter->closing = false; - return 0; } @@ -1249,49 +1382,40 @@ static void release_sub_crqs(struct ibmvnic_adapter *adapter) int i; if (adapter->tx_scrq) { - for (i = 0; i < adapter->req_tx_queues; i++) - if (adapter->tx_scrq[i]) { + for (i = 0; i < adapter->req_tx_queues; i++) { + if (!adapter->tx_scrq[i]) + continue; + + if (adapter->tx_scrq[i]->irq) { free_irq(adapter->tx_scrq[i]->irq, adapter->tx_scrq[i]); irq_dispose_mapping(adapter->tx_scrq[i]->irq); - release_sub_crq_queue(adapter, - adapter->tx_scrq[i]); + adapter->tx_scrq[i]->irq = 0; } + + release_sub_crq_queue(adapter, adapter->tx_scrq[i]); + } + kfree(adapter->tx_scrq); adapter->tx_scrq = NULL; } if (adapter->rx_scrq) { - for (i = 0; i < adapter->req_rx_queues; i++) - if (adapter->rx_scrq[i]) { + for (i = 0; i < adapter->req_rx_queues; i++) { + if (!adapter->rx_scrq[i]) + continue; + + if (adapter->rx_scrq[i]->irq) { free_irq(adapter->rx_scrq[i]->irq, adapter->rx_scrq[i]); irq_dispose_mapping(adapter->rx_scrq[i]->irq); - release_sub_crq_queue(adapter, - adapter->rx_scrq[i]); + adapter->rx_scrq[i]->irq = 0; } - kfree(adapter->rx_scrq); - adapter->rx_scrq = NULL; - } -} -static void release_sub_crqs_no_irqs(struct ibmvnic_adapter *adapter) -{ - int i; - - if (adapter->tx_scrq) { - for (i = 0; i < adapter->req_tx_queues; i++) - if (adapter->tx_scrq[i]) - release_sub_crq_queue(adapter, - adapter->tx_scrq[i]); - adapter->tx_scrq = NULL; - } + release_sub_crq_queue(adapter, adapter->rx_scrq[i]); + } - if (adapter->rx_scrq) { - for (i = 0; i < adapter->req_rx_queues; i++) - if (adapter->rx_scrq[i]) - release_sub_crq_queue(adapter, - adapter->rx_scrq[i]); + kfree(adapter->rx_scrq); adapter->rx_scrq = NULL; } } @@ -1487,7 +1611,7 @@ req_tx_irq_failed: free_irq(adapter->tx_scrq[j]->irq, adapter->tx_scrq[j]); irq_dispose_mapping(adapter->rx_scrq[j]->irq); } - release_sub_crqs_no_irqs(adapter); + release_sub_crqs(adapter); return rc; } @@ -2242,57 +2366,6 @@ static void handle_error_info_rsp(union ibmvnic_crq *crq, kfree(error_buff); } -static void handle_dump_size_rsp(union ibmvnic_crq *crq, - struct ibmvnic_adapter *adapter) -{ - int len = be32_to_cpu(crq->request_dump_size_rsp.len); - struct ibmvnic_inflight_cmd *inflight_cmd; - struct device *dev = &adapter->vdev->dev; - union ibmvnic_crq newcrq; - unsigned long flags; - - /* allocate and map buffer */ - adapter->dump_data = kmalloc(len, GFP_KERNEL); - if (!adapter->dump_data) { - complete(&adapter->fw_done); - return; - } - - adapter->dump_data_token = dma_map_single(dev, adapter->dump_data, len, - DMA_FROM_DEVICE); - - if (dma_mapping_error(dev, adapter->dump_data_token)) { - if (!firmware_has_feature(FW_FEATURE_CMO)) - dev_err(dev, "Couldn't map dump data\n"); - kfree(adapter->dump_data); - complete(&adapter->fw_done); - return; - } - - inflight_cmd = kmalloc(sizeof(*inflight_cmd), GFP_ATOMIC); - if (!inflight_cmd) { - dma_unmap_single(dev, adapter->dump_data_token, len, - DMA_FROM_DEVICE); - kfree(adapter->dump_data); - complete(&adapter->fw_done); - return; - } - - memset(&newcrq, 0, sizeof(newcrq)); - newcrq.request_dump.first = IBMVNIC_CRQ_CMD; - newcrq.request_dump.cmd = REQUEST_DUMP; - newcrq.request_dump.ioba = cpu_to_be32(adapter->dump_data_token); - newcrq.request_dump.len = cpu_to_be32(adapter->dump_data_size); - - memcpy(&inflight_cmd->crq, &newcrq, sizeof(newcrq)); - - spin_lock_irqsave(&adapter->inflight_lock, flags); - list_add_tail(&inflight_cmd->list, &adapter->inflight); - spin_unlock_irqrestore(&adapter->inflight_lock, flags); - - ibmvnic_send_crq(adapter, &newcrq); -} - static void handle_error_indication(union ibmvnic_crq *crq, struct ibmvnic_adapter *adapter) { @@ -2428,7 +2501,7 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, *req_value, (long int)be64_to_cpu(crq->request_capability_rsp. number), name); - release_sub_crqs_no_irqs(adapter); + release_sub_crqs(adapter); *req_value = be64_to_cpu(crq->request_capability_rsp.number); init_sub_crqs(adapter, 1); return; @@ -2473,7 +2546,6 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, struct device *dev = &adapter->vdev->dev; struct ibmvnic_login_rsp_buffer *login_rsp = adapter->login_rsp_buf; struct ibmvnic_login_buffer *login = adapter->login_buf; - union ibmvnic_crq crq; int i; dma_unmap_single(dev, adapter->login_buf_token, adapter->login_buf_sz, @@ -2508,11 +2580,6 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, } complete(&adapter->init_done); - memset(&crq, 0, sizeof(crq)); - crq.request_ras_comp_num.first = IBMVNIC_CRQ_CMD; - crq.request_ras_comp_num.cmd = REQUEST_RAS_COMP_NUM; - ibmvnic_send_crq(adapter, &crq); - return 0; } @@ -2748,476 +2815,6 @@ out: } } -static void handle_control_ras_rsp(union ibmvnic_crq *crq, - struct ibmvnic_adapter *adapter) -{ - u8 correlator = crq->control_ras_rsp.correlator; - struct device *dev = &adapter->vdev->dev; - bool found = false; - int i; - - if (crq->control_ras_rsp.rc.code) { - dev_warn(dev, "Control ras failed rc=%d\n", - crq->control_ras_rsp.rc.code); - return; - } - - for (i = 0; i < adapter->ras_comp_num; i++) { - if (adapter->ras_comps[i].correlator == correlator) { - found = true; - break; - } - } - - if (!found) { - dev_warn(dev, "Correlator not found on control_ras_rsp\n"); - return; - } - - switch (crq->control_ras_rsp.op) { - case IBMVNIC_TRACE_LEVEL: - adapter->ras_comps[i].trace_level = crq->control_ras.level; - break; - case IBMVNIC_ERROR_LEVEL: - adapter->ras_comps[i].error_check_level = - crq->control_ras.level; - break; - case IBMVNIC_TRACE_PAUSE: - adapter->ras_comp_int[i].paused = 1; - break; - case IBMVNIC_TRACE_RESUME: - adapter->ras_comp_int[i].paused = 0; - break; - case IBMVNIC_TRACE_ON: - adapter->ras_comps[i].trace_on = 1; - break; - case IBMVNIC_TRACE_OFF: - adapter->ras_comps[i].trace_on = 0; - break; - case IBMVNIC_CHG_TRACE_BUFF_SZ: - /* trace_buff_sz is 3 bytes, stuff it into an int */ - ((u8 *)(&adapter->ras_comps[i].trace_buff_size))[0] = 0; - ((u8 *)(&adapter->ras_comps[i].trace_buff_size))[1] = - crq->control_ras_rsp.trace_buff_sz[0]; - ((u8 *)(&adapter->ras_comps[i].trace_buff_size))[2] = - crq->control_ras_rsp.trace_buff_sz[1]; - ((u8 *)(&adapter->ras_comps[i].trace_buff_size))[3] = - crq->control_ras_rsp.trace_buff_sz[2]; - break; - default: - dev_err(dev, "invalid op %d on control_ras_rsp", - crq->control_ras_rsp.op); - } -} - -static ssize_t trace_read(struct file *file, char __user *user_buf, size_t len, - loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - struct device *dev = &adapter->vdev->dev; - struct ibmvnic_fw_trace_entry *trace; - int num = ras_comp_int->num; - union ibmvnic_crq crq; - dma_addr_t trace_tok; - - if (*ppos >= be32_to_cpu(adapter->ras_comps[num].trace_buff_size)) - return 0; - - trace = - dma_alloc_coherent(dev, - be32_to_cpu(adapter->ras_comps[num]. - trace_buff_size), &trace_tok, - GFP_KERNEL); - if (!trace) { - dev_err(dev, "Couldn't alloc trace buffer\n"); - return 0; - } - - memset(&crq, 0, sizeof(crq)); - crq.collect_fw_trace.first = IBMVNIC_CRQ_CMD; - crq.collect_fw_trace.cmd = COLLECT_FW_TRACE; - crq.collect_fw_trace.correlator = adapter->ras_comps[num].correlator; - crq.collect_fw_trace.ioba = cpu_to_be32(trace_tok); - crq.collect_fw_trace.len = adapter->ras_comps[num].trace_buff_size; - - init_completion(&adapter->fw_done); - ibmvnic_send_crq(adapter, &crq); - wait_for_completion(&adapter->fw_done); - - if (*ppos + len > be32_to_cpu(adapter->ras_comps[num].trace_buff_size)) - len = - be32_to_cpu(adapter->ras_comps[num].trace_buff_size) - - *ppos; - - copy_to_user(user_buf, &((u8 *)trace)[*ppos], len); - - dma_free_coherent(dev, - be32_to_cpu(adapter->ras_comps[num].trace_buff_size), - trace, trace_tok); - *ppos += len; - return len; -} - -static const struct file_operations trace_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = trace_read, -}; - -static ssize_t paused_read(struct file *file, char __user *user_buf, size_t len, - loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - char buff[5]; /* 1 or 0 plus \n and \0 */ - int size; - - size = sprintf(buff, "%d\n", adapter->ras_comp_int[num].paused); - - if (*ppos >= size) - return 0; - - copy_to_user(user_buf, buff, size); - *ppos += size; - return size; -} - -static ssize_t paused_write(struct file *file, const char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - union ibmvnic_crq crq; - unsigned long val; - char buff[9]; /* decimal max int plus \n and \0 */ - - copy_from_user(buff, user_buf, sizeof(buff)); - val = kstrtoul(buff, 10, NULL); - - adapter->ras_comp_int[num].paused = val ? 1 : 0; - - memset(&crq, 0, sizeof(crq)); - crq.control_ras.first = IBMVNIC_CRQ_CMD; - crq.control_ras.cmd = CONTROL_RAS; - crq.control_ras.correlator = adapter->ras_comps[num].correlator; - crq.control_ras.op = val ? IBMVNIC_TRACE_PAUSE : IBMVNIC_TRACE_RESUME; - ibmvnic_send_crq(adapter, &crq); - - return len; -} - -static const struct file_operations paused_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = paused_read, - .write = paused_write, -}; - -static ssize_t tracing_read(struct file *file, char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - char buff[5]; /* 1 or 0 plus \n and \0 */ - int size; - - size = sprintf(buff, "%d\n", adapter->ras_comps[num].trace_on); - - if (*ppos >= size) - return 0; - - copy_to_user(user_buf, buff, size); - *ppos += size; - return size; -} - -static ssize_t tracing_write(struct file *file, const char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - union ibmvnic_crq crq; - unsigned long val; - char buff[9]; /* decimal max int plus \n and \0 */ - - copy_from_user(buff, user_buf, sizeof(buff)); - val = kstrtoul(buff, 10, NULL); - - memset(&crq, 0, sizeof(crq)); - crq.control_ras.first = IBMVNIC_CRQ_CMD; - crq.control_ras.cmd = CONTROL_RAS; - crq.control_ras.correlator = adapter->ras_comps[num].correlator; - crq.control_ras.op = val ? IBMVNIC_TRACE_ON : IBMVNIC_TRACE_OFF; - - return len; -} - -static const struct file_operations tracing_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = tracing_read, - .write = tracing_write, -}; - -static ssize_t error_level_read(struct file *file, char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - char buff[5]; /* decimal max char plus \n and \0 */ - int size; - - size = sprintf(buff, "%d\n", adapter->ras_comps[num].error_check_level); - - if (*ppos >= size) - return 0; - - copy_to_user(user_buf, buff, size); - *ppos += size; - return size; -} - -static ssize_t error_level_write(struct file *file, const char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - union ibmvnic_crq crq; - unsigned long val; - char buff[9]; /* decimal max int plus \n and \0 */ - - copy_from_user(buff, user_buf, sizeof(buff)); - val = kstrtoul(buff, 10, NULL); - - if (val > 9) - val = 9; - - memset(&crq, 0, sizeof(crq)); - crq.control_ras.first = IBMVNIC_CRQ_CMD; - crq.control_ras.cmd = CONTROL_RAS; - crq.control_ras.correlator = adapter->ras_comps[num].correlator; - crq.control_ras.op = IBMVNIC_ERROR_LEVEL; - crq.control_ras.level = val; - ibmvnic_send_crq(adapter, &crq); - - return len; -} - -static const struct file_operations error_level_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = error_level_read, - .write = error_level_write, -}; - -static ssize_t trace_level_read(struct file *file, char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - char buff[5]; /* decimal max char plus \n and \0 */ - int size; - - size = sprintf(buff, "%d\n", adapter->ras_comps[num].trace_level); - if (*ppos >= size) - return 0; - - copy_to_user(user_buf, buff, size); - *ppos += size; - return size; -} - -static ssize_t trace_level_write(struct file *file, const char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - union ibmvnic_crq crq; - unsigned long val; - char buff[9]; /* decimal max int plus \n and \0 */ - - copy_from_user(buff, user_buf, sizeof(buff)); - val = kstrtoul(buff, 10, NULL); - if (val > 9) - val = 9; - - memset(&crq, 0, sizeof(crq)); - crq.control_ras.first = IBMVNIC_CRQ_CMD; - crq.control_ras.cmd = CONTROL_RAS; - crq.control_ras.correlator = - adapter->ras_comps[ras_comp_int->num].correlator; - crq.control_ras.op = IBMVNIC_TRACE_LEVEL; - crq.control_ras.level = val; - ibmvnic_send_crq(adapter, &crq); - - return len; -} - -static const struct file_operations trace_level_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = trace_level_read, - .write = trace_level_write, -}; - -static ssize_t trace_buff_size_read(struct file *file, char __user *user_buf, - size_t len, loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - int num = ras_comp_int->num; - char buff[9]; /* decimal max int plus \n and \0 */ - int size; - - size = sprintf(buff, "%d\n", adapter->ras_comps[num].trace_buff_size); - if (*ppos >= size) - return 0; - - copy_to_user(user_buf, buff, size); - *ppos += size; - return size; -} - -static ssize_t trace_buff_size_write(struct file *file, - const char __user *user_buf, size_t len, - loff_t *ppos) -{ - struct ibmvnic_fw_comp_internal *ras_comp_int = file->private_data; - struct ibmvnic_adapter *adapter = ras_comp_int->adapter; - union ibmvnic_crq crq; - unsigned long val; - char buff[9]; /* decimal max int plus \n and \0 */ - - copy_from_user(buff, user_buf, sizeof(buff)); - val = kstrtoul(buff, 10, NULL); - - memset(&crq, 0, sizeof(crq)); - crq.control_ras.first = IBMVNIC_CRQ_CMD; - crq.control_ras.cmd = CONTROL_RAS; - crq.control_ras.correlator = - adapter->ras_comps[ras_comp_int->num].correlator; - crq.control_ras.op = IBMVNIC_CHG_TRACE_BUFF_SZ; - /* trace_buff_sz is 3 bytes, stuff an int into it */ - crq.control_ras.trace_buff_sz[0] = ((u8 *)(&val))[5]; - crq.control_ras.trace_buff_sz[1] = ((u8 *)(&val))[6]; - crq.control_ras.trace_buff_sz[2] = ((u8 *)(&val))[7]; - ibmvnic_send_crq(adapter, &crq); - - return len; -} - -static const struct file_operations trace_size_ops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = trace_buff_size_read, - .write = trace_buff_size_write, -}; - -static void handle_request_ras_comps_rsp(union ibmvnic_crq *crq, - struct ibmvnic_adapter *adapter) -{ - struct device *dev = &adapter->vdev->dev; - struct dentry *dir_ent; - struct dentry *ent; - int i; - - debugfs_remove_recursive(adapter->ras_comps_ent); - - adapter->ras_comps_ent = debugfs_create_dir("ras_comps", - adapter->debugfs_dir); - if (!adapter->ras_comps_ent || IS_ERR(adapter->ras_comps_ent)) { - dev_info(dev, "debugfs create ras_comps dir failed\n"); - return; - } - - for (i = 0; i < adapter->ras_comp_num; i++) { - dir_ent = debugfs_create_dir(adapter->ras_comps[i].name, - adapter->ras_comps_ent); - if (!dir_ent || IS_ERR(dir_ent)) { - dev_info(dev, "debugfs create %s dir failed\n", - adapter->ras_comps[i].name); - continue; - } - - adapter->ras_comp_int[i].adapter = adapter; - adapter->ras_comp_int[i].num = i; - adapter->ras_comp_int[i].desc_blob.data = - &adapter->ras_comps[i].description; - adapter->ras_comp_int[i].desc_blob.size = - sizeof(adapter->ras_comps[i].description); - - /* Don't need to remember the dentry's because the debugfs dir - * gets removed recursively - */ - ent = debugfs_create_blob("description", S_IRUGO, dir_ent, - &adapter->ras_comp_int[i].desc_blob); - ent = debugfs_create_file("trace_buf_size", S_IRUGO | S_IWUSR, - dir_ent, &adapter->ras_comp_int[i], - &trace_size_ops); - ent = debugfs_create_file("trace_level", - S_IRUGO | - (adapter->ras_comps[i].trace_level != - 0xFF ? S_IWUSR : 0), - dir_ent, &adapter->ras_comp_int[i], - &trace_level_ops); - ent = debugfs_create_file("error_level", - S_IRUGO | - (adapter-> - ras_comps[i].error_check_level != - 0xFF ? S_IWUSR : 0), - dir_ent, &adapter->ras_comp_int[i], - &trace_level_ops); - ent = debugfs_create_file("tracing", S_IRUGO | S_IWUSR, - dir_ent, &adapter->ras_comp_int[i], - &tracing_ops); - ent = debugfs_create_file("paused", S_IRUGO | S_IWUSR, - dir_ent, &adapter->ras_comp_int[i], - &paused_ops); - ent = debugfs_create_file("trace", S_IRUGO, dir_ent, - &adapter->ras_comp_int[i], - &trace_ops); - } -} - -static void handle_request_ras_comp_num_rsp(union ibmvnic_crq *crq, - struct ibmvnic_adapter *adapter) -{ - int len = adapter->ras_comp_num * sizeof(struct ibmvnic_fw_component); - struct device *dev = &adapter->vdev->dev; - union ibmvnic_crq newcrq; - - adapter->ras_comps = dma_alloc_coherent(dev, len, - &adapter->ras_comps_tok, - GFP_KERNEL); - if (!adapter->ras_comps) { - if (!firmware_has_feature(FW_FEATURE_CMO)) - dev_err(dev, "Couldn't alloc fw comps buffer\n"); - return; - } - - adapter->ras_comp_int = kmalloc(adapter->ras_comp_num * - sizeof(struct ibmvnic_fw_comp_internal), - GFP_KERNEL); - if (!adapter->ras_comp_int) - dma_free_coherent(dev, len, adapter->ras_comps, - adapter->ras_comps_tok); - - memset(&newcrq, 0, sizeof(newcrq)); - newcrq.request_ras_comps.first = IBMVNIC_CRQ_CMD; - newcrq.request_ras_comps.cmd = REQUEST_RAS_COMPS; - newcrq.request_ras_comps.ioba = cpu_to_be32(adapter->ras_comps_tok); - newcrq.request_ras_comps.len = cpu_to_be32(len); - ibmvnic_send_crq(adapter, &newcrq); -} - static void ibmvnic_free_inflight(struct ibmvnic_adapter *adapter) { struct ibmvnic_inflight_cmd *inflight_cmd, *tmp1; @@ -3239,9 +2836,6 @@ static void ibmvnic_free_inflight(struct ibmvnic_adapter *adapter) kfree(adapter->login_rsp_buf); kfree(adapter->login_buf); break; - case REQUEST_DUMP: - complete(&adapter->fw_done); - break; case REQUEST_ERROR_INFO: spin_lock_irqsave(&adapter->error_list_lock, flags2); list_for_each_entry_safe(error_buff, tmp2, @@ -3401,14 +2995,6 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, netdev_dbg(netdev, "Got Statistics Response\n"); complete(&adapter->stats_done); break; - case REQUEST_DUMP_SIZE_RSP: - netdev_dbg(netdev, "Got Request Dump Size Response\n"); - handle_dump_size_rsp(crq, adapter); - break; - case REQUEST_DUMP_RSP: - netdev_dbg(netdev, "Got Request Dump Response\n"); - complete(&adapter->fw_done); - break; case QUERY_IP_OFFLOAD_RSP: netdev_dbg(netdev, "Got Query IP offload Response\n"); handle_query_ip_offload_rsp(adapter); @@ -3421,26 +3007,7 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, dma_unmap_single(dev, adapter->ip_offload_ctrl_tok, sizeof(adapter->ip_offload_ctrl), DMA_TO_DEVICE); - /* We're done with the queries, perform the login */ - send_login(adapter); - break; - case REQUEST_RAS_COMP_NUM_RSP: - netdev_dbg(netdev, "Got Request RAS Comp Num Response\n"); - if (crq->request_ras_comp_num_rsp.rc.code == 10) { - netdev_dbg(netdev, "Request RAS Comp Num not supported\n"); - break; - } - adapter->ras_comp_num = - be32_to_cpu(crq->request_ras_comp_num_rsp.num_components); - handle_request_ras_comp_num_rsp(crq, adapter); - break; - case REQUEST_RAS_COMPS_RSP: - netdev_dbg(netdev, "Got Request RAS Comps Response\n"); - handle_request_ras_comps_rsp(crq, adapter); - break; - case CONTROL_RAS_RSP: - netdev_dbg(netdev, "Got Control RAS Response\n"); - handle_control_ras_rsp(crq, adapter); + complete(&adapter->init_done); break; case COLLECT_FW_TRACE_RSP: netdev_dbg(netdev, "Got Collect firmware trace Response\n"); @@ -3547,12 +3114,15 @@ static int ibmvnic_reset_crq(struct ibmvnic_adapter *adapter) return rc; } -static void ibmvnic_release_crq_queue(struct ibmvnic_adapter *adapter) +static void release_crq_queue(struct ibmvnic_adapter *adapter) { struct ibmvnic_crq_queue *crq = &adapter->crq; struct vio_dev *vdev = adapter->vdev; long rc; + if (!crq->msgs) + return; + netdev_dbg(adapter->netdev, "Releasing CRQ\n"); free_irq(vdev->irq, adapter); tasklet_kill(&adapter->tasklet); @@ -3563,15 +3133,19 @@ static void ibmvnic_release_crq_queue(struct ibmvnic_adapter *adapter) dma_unmap_single(&vdev->dev, crq->msg_token, PAGE_SIZE, DMA_BIDIRECTIONAL); free_page((unsigned long)crq->msgs); + crq->msgs = NULL; } -static int ibmvnic_init_crq_queue(struct ibmvnic_adapter *adapter) +static int init_crq_queue(struct ibmvnic_adapter *adapter) { struct ibmvnic_crq_queue *crq = &adapter->crq; struct device *dev = &adapter->vdev->dev; struct vio_dev *vdev = adapter->vdev; int rc, retrc = -ENOMEM; + if (crq->msgs) + return 0; + crq->msgs = (union ibmvnic_crq *)get_zeroed_page(GFP_KERNEL); /* Should we allocate more than one page? */ @@ -3633,48 +3207,10 @@ reg_crq_failed: dma_unmap_single(dev, crq->msg_token, PAGE_SIZE, DMA_BIDIRECTIONAL); map_failed: free_page((unsigned long)crq->msgs); + crq->msgs = NULL; return retrc; } -/* debugfs for dump */ -static int ibmvnic_dump_show(struct seq_file *seq, void *v) -{ - struct net_device *netdev = seq->private; - struct ibmvnic_adapter *adapter = netdev_priv(netdev); - struct device *dev = &adapter->vdev->dev; - union ibmvnic_crq crq; - - memset(&crq, 0, sizeof(crq)); - crq.request_dump_size.first = IBMVNIC_CRQ_CMD; - crq.request_dump_size.cmd = REQUEST_DUMP_SIZE; - - init_completion(&adapter->fw_done); - ibmvnic_send_crq(adapter, &crq); - wait_for_completion(&adapter->fw_done); - - seq_write(seq, adapter->dump_data, adapter->dump_data_size); - - dma_unmap_single(dev, adapter->dump_data_token, adapter->dump_data_size, - DMA_BIDIRECTIONAL); - - kfree(adapter->dump_data); - - return 0; -} - -static int ibmvnic_dump_open(struct inode *inode, struct file *file) -{ - return single_open(file, ibmvnic_dump_show, inode->i_private); -} - -static const struct file_operations ibmvnic_dump_ops = { - .owner = THIS_MODULE, - .open = ibmvnic_dump_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - static void handle_crq_init_rsp(struct work_struct *work) { struct ibmvnic_adapter *adapter = container_of(work, @@ -3702,26 +3238,6 @@ static void handle_crq_init_rsp(struct work_struct *work) goto task_failed; } - do { - if (adapter->renegotiate) { - adapter->renegotiate = false; - release_sub_crqs_no_irqs(adapter); - - reinit_completion(&adapter->init_done); - send_cap_queries(adapter); - if (!wait_for_completion_timeout(&adapter->init_done, - timeout)) { - dev_err(dev, "Passive init timeout\n"); - goto task_failed; - } - } - } while (adapter->renegotiate); - rc = init_sub_crq_irqs(adapter); - - if (rc) - goto task_failed; - - netdev->real_num_tx_queues = adapter->req_tx_queues; netdev->mtu = adapter->req_mtu - ETH_HLEN; if (adapter->failover) { @@ -3753,14 +3269,40 @@ task_failed: dev_err(dev, "Passive initialization was not successful\n"); } -static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) +static int ibmvnic_init(struct ibmvnic_adapter *adapter) { + struct device *dev = &adapter->vdev->dev; unsigned long timeout = msecs_to_jiffies(30000); + int rc; + + rc = init_crq_queue(adapter); + if (rc) { + dev_err(dev, "Couldn't initialize crq. rc=%d\n", rc); + return rc; + } + + rc = init_stats_token(adapter); + if (rc) { + release_crq_queue(adapter); + return rc; + } + + init_completion(&adapter->init_done); + ibmvnic_send_crq_init(adapter); + if (!wait_for_completion_timeout(&adapter->init_done, timeout)) { + dev_err(dev, "Initialization sequence timed out\n"); + release_crq_queue(adapter); + return -1; + } + + return 0; +} + +static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) +{ struct ibmvnic_adapter *adapter; struct net_device *netdev; unsigned char *mac_addr_p; - struct dentry *ent; - char buf[17]; /* debugfs name buf */ int rc; dev_dbg(&dev->dev, "entering ibmvnic_probe for UA 0x%x\n", @@ -3798,118 +3340,36 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) spin_lock_init(&adapter->stats_lock); - rc = ibmvnic_init_crq_queue(adapter); - if (rc) { - dev_err(&dev->dev, "Couldn't initialize crq. rc=%d\n", rc); - goto free_netdev; - } - INIT_LIST_HEAD(&adapter->errors); INIT_LIST_HEAD(&adapter->inflight); spin_lock_init(&adapter->error_list_lock); spin_lock_init(&adapter->inflight_lock); - adapter->stats_token = dma_map_single(&dev->dev, &adapter->stats, - sizeof(struct ibmvnic_statistics), - DMA_FROM_DEVICE); - if (dma_mapping_error(&dev->dev, adapter->stats_token)) { - if (!firmware_has_feature(FW_FEATURE_CMO)) - dev_err(&dev->dev, "Couldn't map stats buffer\n"); - rc = -ENOMEM; - goto free_crq; - } - - snprintf(buf, sizeof(buf), "ibmvnic_%x", dev->unit_address); - ent = debugfs_create_dir(buf, NULL); - if (!ent || IS_ERR(ent)) { - dev_info(&dev->dev, "debugfs create directory failed\n"); - adapter->debugfs_dir = NULL; - } else { - adapter->debugfs_dir = ent; - ent = debugfs_create_file("dump", S_IRUGO, adapter->debugfs_dir, - netdev, &ibmvnic_dump_ops); - if (!ent || IS_ERR(ent)) { - dev_info(&dev->dev, - "debugfs create dump file failed\n"); - adapter->debugfs_dump = NULL; - } else { - adapter->debugfs_dump = ent; - } - } - - init_completion(&adapter->init_done); - ibmvnic_send_crq_init(adapter); - if (!wait_for_completion_timeout(&adapter->init_done, timeout)) - return 0; - - do { - if (adapter->renegotiate) { - adapter->renegotiate = false; - release_sub_crqs_no_irqs(adapter); - - reinit_completion(&adapter->init_done); - send_cap_queries(adapter); - if (!wait_for_completion_timeout(&adapter->init_done, - timeout)) - return 0; - } - } while (adapter->renegotiate); - - rc = init_sub_crq_irqs(adapter); + rc = ibmvnic_init(adapter); if (rc) { - dev_err(&dev->dev, "failed to initialize sub crq irqs\n"); - goto free_debugfs; + free_netdev(netdev); + return rc; } - netdev->real_num_tx_queues = adapter->req_tx_queues; netdev->mtu = adapter->req_mtu - ETH_HLEN; + adapter->is_closed = false; rc = register_netdev(netdev); if (rc) { dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); - goto free_sub_crqs; + free_netdev(netdev); + return rc; } dev_info(&dev->dev, "ibmvnic registered\n"); return 0; - -free_sub_crqs: - release_sub_crqs(adapter); -free_debugfs: - if (adapter->debugfs_dir && !IS_ERR(adapter->debugfs_dir)) - debugfs_remove_recursive(adapter->debugfs_dir); -free_crq: - ibmvnic_release_crq_queue(adapter); -free_netdev: - free_netdev(netdev); - return rc; } static int ibmvnic_remove(struct vio_dev *dev) { struct net_device *netdev = dev_get_drvdata(&dev->dev); - struct ibmvnic_adapter *adapter = netdev_priv(netdev); unregister_netdev(netdev); - - release_sub_crqs(adapter); - - ibmvnic_release_crq_queue(adapter); - - if (adapter->debugfs_dir && !IS_ERR(adapter->debugfs_dir)) - debugfs_remove_recursive(adapter->debugfs_dir); - - dma_unmap_single(&dev->dev, adapter->stats_token, - sizeof(struct ibmvnic_statistics), DMA_FROM_DEVICE); - - if (adapter->ras_comps) - dma_free_coherent(&dev->dev, - adapter->ras_comp_num * - sizeof(struct ibmvnic_fw_component), - adapter->ras_comps, adapter->ras_comps_tok); - - kfree(adapter->ras_comp_int); - free_netdev(netdev); dev_set_drvdata(&dev->dev, NULL); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 1993b42666f7..b0d0b890d033 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -772,20 +772,10 @@ enum ibmvnic_commands { ERROR_INDICATION = 0x08, REQUEST_ERROR_INFO = 0x09, REQUEST_ERROR_RSP = 0x89, - REQUEST_DUMP_SIZE = 0x0A, - REQUEST_DUMP_SIZE_RSP = 0x8A, - REQUEST_DUMP = 0x0B, - REQUEST_DUMP_RSP = 0x8B, LOGICAL_LINK_STATE = 0x0C, LOGICAL_LINK_STATE_RSP = 0x8C, REQUEST_STATISTICS = 0x0D, REQUEST_STATISTICS_RSP = 0x8D, - REQUEST_RAS_COMP_NUM = 0x0E, - REQUEST_RAS_COMP_NUM_RSP = 0x8E, - REQUEST_RAS_COMPS = 0x0F, - REQUEST_RAS_COMPS_RSP = 0x8F, - CONTROL_RAS = 0x10, - CONTROL_RAS_RSP = 0x90, COLLECT_FW_TRACE = 0x11, COLLECT_FW_TRACE_RSP = 0x91, LINK_STATE_INDICATION = 0x12, @@ -806,8 +796,6 @@ enum ibmvnic_commands { ACL_CHANGE_INDICATION = 0x1A, ACL_QUERY = 0x1B, ACL_QUERY_RSP = 0x9B, - REQUEST_DEBUG_STATS = 0x1C, - REQUEST_DEBUG_STATS_RSP = 0x9C, QUERY_MAP = 0x1D, QUERY_MAP_RSP = 0x9D, REQUEST_MAP = 0x1E, @@ -925,13 +913,6 @@ struct ibmvnic_error_buff { __be32 error_id; }; -struct ibmvnic_fw_comp_internal { - struct ibmvnic_adapter *adapter; - int num; - struct debugfs_blob_wrapper desc_blob; - int paused; -}; - struct ibmvnic_inflight_cmd { union ibmvnic_crq crq; struct list_head list; @@ -953,7 +934,6 @@ struct ibmvnic_adapter { dma_addr_t bounce_buffer_dma; /* Statistics */ - struct net_device_stats net_stats; struct ibmvnic_statistics stats; dma_addr_t stats_token; struct completion stats_done; @@ -996,18 +976,7 @@ struct ibmvnic_adapter { struct list_head errors; spinlock_t error_list_lock; - /* debugfs */ - struct dentry *debugfs_dir; - struct dentry *debugfs_dump; struct completion fw_done; - char *dump_data; - dma_addr_t dump_data_token; - int dump_data_size; - int ras_comp_num; - struct ibmvnic_fw_component *ras_comps; - struct ibmvnic_fw_comp_internal *ras_comp_int; - dma_addr_t ras_comps_tok; - struct dentry *ras_comps_ent; /* in-flight commands that allocate and/or map memory*/ struct list_head inflight; @@ -1052,4 +1021,5 @@ struct ibmvnic_adapter { struct work_struct ibmvnic_xport; struct tasklet_struct tasklet; bool failover; + bool is_closed; }; diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index 1349b45f014d..1542a2158e96 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -235,17 +235,6 @@ config I40E_DCB If unsure, say N. -config I40E_FCOE - bool "Fibre Channel over Ethernet (FCoE)" - default n - depends on I40E && DCB && FCOE - ---help--- - Say Y here if you want to use Fibre Channel over Ethernet (FCoE) - in the driver. This will create new netdev for exclusive FCoE - use with XL710 FCoE offloads enabled. - - If unsure, say N. - config I40EVF tristate "Intel(R) XL710 X710 Virtual Function Ethernet support" depends on PCI_MSI diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index 975eeb885ca2..ec8aa4562cc9 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -103,104 +103,104 @@ static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) -static int e1000_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int e1000_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + u32 supported, advertising; if (hw->media_type == e1000_media_type_copper) { - ecmd->supported = (SUPPORTED_10baseT_Half | - SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | - SUPPORTED_100baseT_Full | - SUPPORTED_1000baseT_Full| - SUPPORTED_Autoneg | - SUPPORTED_TP); - ecmd->advertising = ADVERTISED_TP; + supported = (SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_1000baseT_Full| + SUPPORTED_Autoneg | + SUPPORTED_TP); + advertising = ADVERTISED_TP; if (hw->autoneg == 1) { - ecmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; /* the e1000 autoneg seems to match ethtool nicely */ - ecmd->advertising |= hw->autoneg_advertised; + advertising |= hw->autoneg_advertised; } - ecmd->port = PORT_TP; - ecmd->phy_address = hw->phy_addr; - - if (hw->mac_type == e1000_82543) - ecmd->transceiver = XCVR_EXTERNAL; - else - ecmd->transceiver = XCVR_INTERNAL; - + cmd->base.port = PORT_TP; + cmd->base.phy_address = hw->phy_addr; } else { - ecmd->supported = (SUPPORTED_1000baseT_Full | - SUPPORTED_FIBRE | - SUPPORTED_Autoneg); + supported = (SUPPORTED_1000baseT_Full | + SUPPORTED_FIBRE | + SUPPORTED_Autoneg); - ecmd->advertising = (ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE | - ADVERTISED_Autoneg); + advertising = (ADVERTISED_1000baseT_Full | + ADVERTISED_FIBRE | + ADVERTISED_Autoneg); - ecmd->port = PORT_FIBRE; - - if (hw->mac_type >= e1000_82545) - ecmd->transceiver = XCVR_INTERNAL; - else - ecmd->transceiver = XCVR_EXTERNAL; + cmd->base.port = PORT_FIBRE; } if (er32(STATUS) & E1000_STATUS_LU) { e1000_get_speed_and_duplex(hw, &adapter->link_speed, &adapter->link_duplex); - ethtool_cmd_speed_set(ecmd, adapter->link_speed); + cmd->base.speed = adapter->link_speed; /* unfortunately FULL_DUPLEX != DUPLEX_FULL * and HALF_DUPLEX != DUPLEX_HALF */ if (adapter->link_duplex == FULL_DUPLEX) - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - ecmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } - ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) || + cmd->base.autoneg = ((hw->media_type == e1000_media_type_fiber) || hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; /* MDI-X => 1; MDI => 0 */ if ((hw->media_type == e1000_media_type_copper) && netif_carrier_ok(netdev)) - ecmd->eth_tp_mdix = (!!adapter->phy_info.mdix_mode ? + cmd->base.eth_tp_mdix = (!!adapter->phy_info.mdix_mode ? ETH_TP_MDI_X : ETH_TP_MDI); else - ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; + cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; if (hw->mdix == AUTO_ALL_MODES) - ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; + cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; else - ecmd->eth_tp_mdix_ctrl = hw->mdix; + cmd->base.eth_tp_mdix_ctrl = hw->mdix; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); + return 0; } -static int e1000_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int e1000_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + u32 advertising; + + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); /* MDI setting is only allowed when autoneg enabled because * some hardware doesn't allow MDI setting when speed or * duplex is forced. */ - if (ecmd->eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl) { if (hw->media_type != e1000_media_type_copper) return -EOPNOTSUPP; - if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && - (ecmd->autoneg != AUTONEG_ENABLE)) { + if ((cmd->base.eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && + (cmd->base.autoneg != AUTONEG_ENABLE)) { e_err(drv, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); return -EINVAL; } @@ -209,32 +209,31 @@ static int e1000_set_settings(struct net_device *netdev, while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) msleep(1); - if (ecmd->autoneg == AUTONEG_ENABLE) { + if (cmd->base.autoneg == AUTONEG_ENABLE) { hw->autoneg = 1; if (hw->media_type == e1000_media_type_fiber) hw->autoneg_advertised = ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE | - ADVERTISED_Autoneg; + ADVERTISED_FIBRE | + ADVERTISED_Autoneg; else - hw->autoneg_advertised = ecmd->advertising | + hw->autoneg_advertised = advertising | ADVERTISED_TP | ADVERTISED_Autoneg; - ecmd->advertising = hw->autoneg_advertised; } else { - u32 speed = ethtool_cmd_speed(ecmd); + u32 speed = cmd->base.speed; /* calling this overrides forced MDI setting */ - if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) { + if (e1000_set_spd_dplx(adapter, speed, cmd->base.duplex)) { clear_bit(__E1000_RESETTING, &adapter->flags); return -EINVAL; } } /* MDI-X => 2; MDI => 1; Auto => 3 */ - if (ecmd->eth_tp_mdix_ctrl) { - if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) + if (cmd->base.eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) hw->mdix = AUTO_ALL_MODES; else - hw->mdix = ecmd->eth_tp_mdix_ctrl; + hw->mdix = cmd->base.eth_tp_mdix_ctrl; } /* reset the link */ @@ -1875,8 +1874,6 @@ static void e1000_get_strings(struct net_device *netdev, u32 stringset, } static const struct ethtool_ops e1000_ethtool_ops = { - .get_settings = e1000_get_settings, - .set_settings = e1000_set_settings, .get_drvinfo = e1000_get_drvinfo, .get_regs_len = e1000_get_regs_len, .get_regs = e1000_get_regs, @@ -1901,6 +1898,8 @@ static const struct ethtool_ops e1000_ethtool_ops = { .get_coalesce = e1000_get_coalesce, .set_coalesce = e1000_set_coalesce, .get_ts_info = ethtool_op_get_ts_info, + .get_link_ksettings = e1000_get_link_ksettings, + .set_link_ksettings = e1000_set_link_ksettings, }; void e1000_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index 7aff68a4a4df..e70b1ebff60d 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -117,55 +117,52 @@ static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) -static int e1000_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int e1000_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - u32 speed; + u32 speed, supported, advertising; if (hw->phy.media_type == e1000_media_type_copper) { - ecmd->supported = (SUPPORTED_10baseT_Half | - SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | - SUPPORTED_100baseT_Full | - SUPPORTED_1000baseT_Full | - SUPPORTED_Autoneg | - SUPPORTED_TP); + supported = (SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_1000baseT_Full | + SUPPORTED_Autoneg | + SUPPORTED_TP); if (hw->phy.type == e1000_phy_ife) - ecmd->supported &= ~SUPPORTED_1000baseT_Full; - ecmd->advertising = ADVERTISED_TP; + supported &= ~SUPPORTED_1000baseT_Full; + advertising = ADVERTISED_TP; if (hw->mac.autoneg == 1) { - ecmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; /* the e1000 autoneg seems to match ethtool nicely */ - ecmd->advertising |= hw->phy.autoneg_advertised; + advertising |= hw->phy.autoneg_advertised; } - ecmd->port = PORT_TP; - ecmd->phy_address = hw->phy.addr; - ecmd->transceiver = XCVR_INTERNAL; - + cmd->base.port = PORT_TP; + cmd->base.phy_address = hw->phy.addr; } else { - ecmd->supported = (SUPPORTED_1000baseT_Full | - SUPPORTED_FIBRE | - SUPPORTED_Autoneg); + supported = (SUPPORTED_1000baseT_Full | + SUPPORTED_FIBRE | + SUPPORTED_Autoneg); - ecmd->advertising = (ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE | - ADVERTISED_Autoneg); + advertising = (ADVERTISED_1000baseT_Full | + ADVERTISED_FIBRE | + ADVERTISED_Autoneg); - ecmd->port = PORT_FIBRE; - ecmd->transceiver = XCVR_EXTERNAL; + cmd->base.port = PORT_FIBRE; } speed = SPEED_UNKNOWN; - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; if (netif_running(netdev)) { if (netif_carrier_ok(netdev)) { speed = adapter->link_speed; - ecmd->duplex = adapter->link_duplex - 1; + cmd->base.duplex = adapter->link_duplex - 1; } } else if (!pm_runtime_suspended(netdev->dev.parent)) { u32 status = er32(STATUS); @@ -179,30 +176,36 @@ static int e1000_get_settings(struct net_device *netdev, speed = SPEED_10; if (status & E1000_STATUS_FD) - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - ecmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; } } - ethtool_cmd_speed_set(ecmd, speed); - ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || + cmd->base.speed = speed; + cmd->base.autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; /* MDI-X => 2; MDI =>1; Invalid =>0 */ if ((hw->phy.media_type == e1000_media_type_copper) && netif_carrier_ok(netdev)) - ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : ETH_TP_MDI; + cmd->base.eth_tp_mdix = hw->phy.is_mdix ? + ETH_TP_MDI_X : ETH_TP_MDI; else - ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; + cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; if (hw->phy.mdix == AUTO_ALL_MODES) - ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; + cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; else - ecmd->eth_tp_mdix_ctrl = hw->phy.mdix; + cmd->base.eth_tp_mdix_ctrl = hw->phy.mdix; if (hw->phy.media_type != e1000_media_type_copper) - ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; + cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } @@ -262,12 +265,16 @@ err_inval: return -EINVAL; } -static int e1000_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int e1000_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; int ret_val = 0; + u32 advertising; + + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); pm_runtime_get_sync(netdev->dev.parent); @@ -285,14 +292,14 @@ static int e1000_set_settings(struct net_device *netdev, * some hardware doesn't allow MDI setting when speed or * duplex is forced. */ - if (ecmd->eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl) { if (hw->phy.media_type != e1000_media_type_copper) { ret_val = -EOPNOTSUPP; goto out; } - if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && - (ecmd->autoneg != AUTONEG_ENABLE)) { + if ((cmd->base.eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && + (cmd->base.autoneg != AUTONEG_ENABLE)) { e_err("forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); ret_val = -EINVAL; goto out; @@ -302,35 +309,35 @@ static int e1000_set_settings(struct net_device *netdev, while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) usleep_range(1000, 2000); - if (ecmd->autoneg == AUTONEG_ENABLE) { + if (cmd->base.autoneg == AUTONEG_ENABLE) { hw->mac.autoneg = 1; if (hw->phy.media_type == e1000_media_type_fiber) hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | ADVERTISED_FIBRE | ADVERTISED_Autoneg; else - hw->phy.autoneg_advertised = ecmd->advertising | + hw->phy.autoneg_advertised = advertising | ADVERTISED_TP | ADVERTISED_Autoneg; - ecmd->advertising = hw->phy.autoneg_advertised; + advertising = hw->phy.autoneg_advertised; if (adapter->fc_autoneg) hw->fc.requested_mode = e1000_fc_default; } else { - u32 speed = ethtool_cmd_speed(ecmd); + u32 speed = cmd->base.speed; /* calling this overrides forced MDI setting */ - if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) { + if (e1000_set_spd_dplx(adapter, speed, cmd->base.duplex)) { ret_val = -EINVAL; goto out; } } /* MDI-X => 2; MDI => 1; Auto => 3 */ - if (ecmd->eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl) { /* fix up the value for auto (3 => 0) as zero is mapped * internally to auto */ - if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) + if (cmd->base.eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) hw->phy.mdix = AUTO_ALL_MODES; else - hw->phy.mdix = ecmd->eth_tp_mdix_ctrl; + hw->phy.mdix = cmd->base.eth_tp_mdix_ctrl; } /* reset the link */ @@ -2313,8 +2320,6 @@ static int e1000e_get_ts_info(struct net_device *netdev, } static const struct ethtool_ops e1000_ethtool_ops = { - .get_settings = e1000_get_settings, - .set_settings = e1000_set_settings, .get_drvinfo = e1000_get_drvinfo, .get_regs_len = e1000_get_regs_len, .get_regs = e1000_get_regs, @@ -2342,6 +2347,8 @@ static const struct ethtool_ops e1000_ethtool_ops = { .get_ts_info = e1000e_get_ts_info, .get_eee = e1000e_get_eee, .set_eee = e1000e_set_eee, + .get_link_ksettings = e1000_get_link_ksettings, + .set_link_ksettings = e1000_set_link_ksettings, }; void e1000e_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/fm10k/fm10k.h b/drivers/net/ethernet/intel/fm10k/fm10k.h index 52b979443cde..689c413b7782 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k.h +++ b/drivers/net/ethernet/intel/fm10k/fm10k.h @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -65,14 +65,16 @@ enum fm10k_ring_state_t { __FM10K_TX_DETECT_HANG, __FM10K_HANG_CHECK_ARMED, __FM10K_TX_XPS_INIT_DONE, + /* This must be last and is used to calculate BITMAP size */ + __FM10K_TX_STATE_SIZE__, }; #define check_for_tx_hang(ring) \ - test_bit(__FM10K_TX_DETECT_HANG, &(ring)->state) + test_bit(__FM10K_TX_DETECT_HANG, (ring)->state) #define set_check_for_tx_hang(ring) \ - set_bit(__FM10K_TX_DETECT_HANG, &(ring)->state) + set_bit(__FM10K_TX_DETECT_HANG, (ring)->state) #define clear_check_for_tx_hang(ring) \ - clear_bit(__FM10K_TX_DETECT_HANG, &(ring)->state) + clear_bit(__FM10K_TX_DETECT_HANG, (ring)->state) struct fm10k_tx_buffer { struct fm10k_tx_desc *next_to_watch; @@ -126,7 +128,7 @@ struct fm10k_ring { struct fm10k_rx_buffer *rx_buffer; }; u32 __iomem *tail; - unsigned long state; + DECLARE_BITMAP(state, __FM10K_TX_STATE_SIZE__); dma_addr_t dma; /* phys. address of descriptor ring */ unsigned int size; /* length in bytes */ @@ -249,18 +251,46 @@ struct fm10k_udp_port { /* one work queue for entire driver */ extern struct workqueue_struct *fm10k_workqueue; +/* The following enumeration contains flags which indicate or enable modified + * driver behaviors. To avoid race conditions, the flags are stored in + * a BITMAP in the fm10k_intfc structure. The BITMAP should be accessed using + * atomic *_bit() operations. + */ +enum fm10k_flags_t { + FM10K_FLAG_RESET_REQUESTED, + FM10K_FLAG_RSS_FIELD_IPV4_UDP, + FM10K_FLAG_RSS_FIELD_IPV6_UDP, + FM10K_FLAG_SWPRI_CONFIG, + /* __FM10K_FLAGS_SIZE__ is used to calculate the size of + * interface->flags and must be the last value in this + * enumeration. + */ + __FM10K_FLAGS_SIZE__ +}; + +enum fm10k_state_t { + __FM10K_RESETTING, + __FM10K_DOWN, + __FM10K_SERVICE_SCHED, + __FM10K_SERVICE_REQUEST, + __FM10K_SERVICE_DISABLE, + __FM10K_MBX_LOCK, + __FM10K_LINK_DOWN, + __FM10K_UPDATING_STATS, + /* This value must be last and determines the BITMAP size */ + __FM10K_STATE_SIZE__, +}; + struct fm10k_intfc { unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; struct net_device *netdev; struct fm10k_l2_accel *l2_accel; /* pointer to L2 acceleration list */ struct pci_dev *pdev; - unsigned long state; + DECLARE_BITMAP(state, __FM10K_STATE_SIZE__); + + /* Access flag values using atomic *_bit() operations */ + DECLARE_BITMAP(flags, __FM10K_FLAGS_SIZE__); - u32 flags; -#define FM10K_FLAG_RESET_REQUESTED (u32)(BIT(0)) -#define FM10K_FLAG_RSS_FIELD_IPV4_UDP (u32)(BIT(1)) -#define FM10K_FLAG_RSS_FIELD_IPV6_UDP (u32)(BIT(2)) -#define FM10K_FLAG_SWPRI_CONFIG (u32)(BIT(3)) int xcast_mode; /* Tx fast path data */ @@ -352,22 +382,12 @@ struct fm10k_intfc { u16 vid; }; -enum fm10k_state_t { - __FM10K_RESETTING, - __FM10K_DOWN, - __FM10K_SERVICE_SCHED, - __FM10K_SERVICE_DISABLE, - __FM10K_MBX_LOCK, - __FM10K_LINK_DOWN, - __FM10K_UPDATING_STATS, -}; - static inline void fm10k_mbx_lock(struct fm10k_intfc *interface) { /* busy loop if we cannot obtain the lock as some calls * such as ndo_set_rx_mode may be made in atomic context */ - while (test_and_set_bit(__FM10K_MBX_LOCK, &interface->state)) + while (test_and_set_bit(__FM10K_MBX_LOCK, interface->state)) udelay(20); } @@ -375,12 +395,12 @@ static inline void fm10k_mbx_unlock(struct fm10k_intfc *interface) { /* flush memory to make sure state is correct */ smp_mb__before_atomic(); - clear_bit(__FM10K_MBX_LOCK, &interface->state); + clear_bit(__FM10K_MBX_LOCK, interface->state); } static inline int fm10k_mbx_trylock(struct fm10k_intfc *interface) { - return !test_and_set_bit(__FM10K_MBX_LOCK, &interface->state); + return !test_and_set_bit(__FM10K_MBX_LOCK, interface->state); } /* fm10k_test_staterr - test bits in Rx descriptor status and error fields */ diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c index 0c84fef750f4..c7234f35f8ff 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -562,7 +562,7 @@ static int fm10k_set_ringparam(struct net_device *netdev, return 0; } - while (test_and_set_bit(__FM10K_RESETTING, &interface->state)) + while (test_and_set_bit(__FM10K_RESETTING, interface->state)) usleep_range(1000, 2000); if (!netif_running(interface->netdev)) { @@ -648,7 +648,7 @@ err_setup: fm10k_up(interface); vfree(temp_ring); clear_reset: - clear_bit(__FM10K_RESETTING, &interface->state); + clear_bit(__FM10K_RESETTING, interface->state); return err; } @@ -716,7 +716,8 @@ static int fm10k_get_rss_hash_opts(struct fm10k_intfc *interface, cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fall through */ case UDP_V4_FLOW: - if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV4_UDP) + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags)) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; /* fall through */ case SCTP_V4_FLOW: @@ -732,7 +733,8 @@ static int fm10k_get_rss_hash_opts(struct fm10k_intfc *interface, cmd->data |= RXH_IP_SRC | RXH_IP_DST; break; case UDP_V6_FLOW: - if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV6_UDP) + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags)) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; cmd->data |= RXH_IP_SRC | RXH_IP_DST; break; @@ -764,12 +766,13 @@ static int fm10k_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, return ret; } -#define UDP_RSS_FLAGS (FM10K_FLAG_RSS_FIELD_IPV4_UDP | \ - FM10K_FLAG_RSS_FIELD_IPV6_UDP) static int fm10k_set_rss_hash_opt(struct fm10k_intfc *interface, struct ethtool_rxnfc *nfc) { - u32 flags = interface->flags; + int rss_ipv4_udp = test_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags); + int rss_ipv6_udp = test_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags); /* RSS does not support anything other than hashing * to queues on src and dst IPs and ports @@ -793,10 +796,12 @@ static int fm10k_set_rss_hash_opt(struct fm10k_intfc *interface, return -EINVAL; switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: - flags &= ~FM10K_FLAG_RSS_FIELD_IPV4_UDP; + clear_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): - flags |= FM10K_FLAG_RSS_FIELD_IPV4_UDP; + set_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags); break; default: return -EINVAL; @@ -808,10 +813,12 @@ static int fm10k_set_rss_hash_opt(struct fm10k_intfc *interface, return -EINVAL; switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { case 0: - flags &= ~FM10K_FLAG_RSS_FIELD_IPV6_UDP; + clear_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags); break; case (RXH_L4_B_0_1 | RXH_L4_B_2_3): - flags |= FM10K_FLAG_RSS_FIELD_IPV6_UDP; + set_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags); break; default: return -EINVAL; @@ -835,28 +842,41 @@ static int fm10k_set_rss_hash_opt(struct fm10k_intfc *interface, return -EINVAL; } - /* if we changed something we need to update flags */ - if (flags != interface->flags) { + /* If something changed we need to update the MRQC register. Note that + * test_bit() is guaranteed to return strictly 0 or 1, so testing for + * equality is safe. + */ + if ((rss_ipv4_udp != test_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags)) || + (rss_ipv6_udp != test_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags))) { struct fm10k_hw *hw = &interface->hw; + bool warn = false; u32 mrqc; - if ((flags & UDP_RSS_FLAGS) && - !(interface->flags & UDP_RSS_FLAGS)) - netif_warn(interface, drv, interface->netdev, - "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); - - interface->flags = flags; - /* Perform hash on these packet types */ mrqc = FM10K_MRQC_IPV4 | FM10K_MRQC_TCP_IPV4 | FM10K_MRQC_IPV6 | FM10K_MRQC_TCP_IPV6; - if (flags & FM10K_FLAG_RSS_FIELD_IPV4_UDP) + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, + interface->flags)) { mrqc |= FM10K_MRQC_UDP_IPV4; - if (flags & FM10K_FLAG_RSS_FIELD_IPV6_UDP) + warn = true; + } + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, + interface->flags)) { mrqc |= FM10K_MRQC_UDP_IPV6; + warn = true; + } + + /* If we enable UDP RSS display a warning that this may cause + * fragmented UDP packets to arrive out of order. + */ + if (warn) + netif_warn(interface, drv, interface->netdev, + "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); fm10k_write_reg(hw, FM10K_MRQC(0), mrqc); } @@ -939,7 +959,7 @@ static void fm10k_self_test(struct net_device *dev, memset(data, 0, sizeof(*data) * FM10K_TEST_LEN); - if (FM10K_REMOVED(hw)) { + if (FM10K_REMOVED(hw->hw_addr)) { netif_err(interface, drv, dev, "Interface removed - test blocked\n"); eth_test->flags |= ETH_TEST_FL_FAILED; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 5bb233a9614c..9dffaba85ae6 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -34,7 +34,7 @@ const char fm10k_driver_version[] = DRV_VERSION; char fm10k_driver_name[] = "fm10k"; static const char fm10k_driver_string[] = DRV_SUMMARY; static const char fm10k_copyright[] = - "Copyright (c) 2013 - 2016 Intel Corporation."; + "Copyright(c) 2013 - 2017 Intel Corporation."; MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>"); MODULE_DESCRIPTION(DRV_SUMMARY); @@ -1175,13 +1175,13 @@ bool fm10k_check_tx_hang(struct fm10k_ring *tx_ring) /* update completed stats and continue */ tx_ring->tx_stats.tx_done_old = tx_done; /* reset the countdown */ - clear_bit(__FM10K_HANG_CHECK_ARMED, &tx_ring->state); + clear_bit(__FM10K_HANG_CHECK_ARMED, tx_ring->state); return false; } /* make sure it is true for two checks in a row */ - return test_and_set_bit(__FM10K_HANG_CHECK_ARMED, &tx_ring->state); + return test_and_set_bit(__FM10K_HANG_CHECK_ARMED, tx_ring->state); } /** @@ -1191,9 +1191,9 @@ bool fm10k_check_tx_hang(struct fm10k_ring *tx_ring) void fm10k_tx_timeout_reset(struct fm10k_intfc *interface) { /* Do the reset outside of interrupt context */ - if (!test_bit(__FM10K_DOWN, &interface->state)) { + if (!test_bit(__FM10K_DOWN, interface->state)) { interface->tx_timeout_count++; - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); fm10k_service_event_schedule(interface); } } @@ -1214,7 +1214,7 @@ static bool fm10k_clean_tx_irq(struct fm10k_q_vector *q_vector, unsigned int budget = q_vector->tx.work_limit; unsigned int i = tx_ring->next_to_clean; - if (test_bit(__FM10K_DOWN, &interface->state)) + if (test_bit(__FM10K_DOWN, interface->state)) return true; tx_buffer = &tx_ring->tx_buffer[i]; @@ -1344,7 +1344,7 @@ static bool fm10k_clean_tx_irq(struct fm10k_q_vector *q_vector, smp_mb(); if (__netif_subqueue_stopped(tx_ring->netdev, tx_ring->queue_index) && - !test_bit(__FM10K_DOWN, &interface->state)) { + !test_bit(__FM10K_DOWN, interface->state)) { netif_wake_subqueue(tx_ring->netdev, tx_ring->queue_index); ++tx_ring->tx_stats.restart_queue; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index 01db688cf539..24f2f6f86f5a 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -737,6 +737,23 @@ static void fm10k_tx_timeout(struct net_device *netdev) } } +/** + * fm10k_host_mbx_ready - Check PF interface's mailbox readiness + * @interface: board private structure + * + * This function checks if the PF interface's mailbox is ready before queueing + * mailbox messages for transmission. This will prevent filling the TX mailbox + * queue when the receiver is not ready. VF interfaces are exempt from this + * check since it will block all PF-VF mailbox messages from being sent from + * the VF to the PF at initialization. + **/ +static bool fm10k_host_mbx_ready(struct fm10k_intfc *interface) +{ + struct fm10k_hw *hw = &interface->hw; + + return (hw->mac.type == fm10k_mac_vf || interface->host_ready); +} + static int fm10k_uc_vlan_unsync(struct net_device *netdev, const unsigned char *uc_addr) { @@ -745,12 +762,15 @@ static int fm10k_uc_vlan_unsync(struct net_device *netdev, u16 glort = interface->glort; u16 vid = interface->vid; bool set = !!(vid / VLAN_N_VID); - int err; + int err = -EHOSTDOWN; /* drop any leading bits on the VLAN ID */ vid &= VLAN_N_VID - 1; - err = hw->mac.ops.update_uc_addr(hw, glort, uc_addr, vid, set, 0); + if (fm10k_host_mbx_ready(interface)) + err = hw->mac.ops.update_uc_addr(hw, glort, uc_addr, + vid, set, 0); + if (err) return err; @@ -766,12 +786,14 @@ static int fm10k_mc_vlan_unsync(struct net_device *netdev, u16 glort = interface->glort; u16 vid = interface->vid; bool set = !!(vid / VLAN_N_VID); - int err; + int err = -EHOSTDOWN; /* drop any leading bits on the VLAN ID */ vid &= VLAN_N_VID - 1; - err = hw->mac.ops.update_mc_addr(hw, glort, mc_addr, vid, set); + if (fm10k_host_mbx_ready(interface)) + err = hw->mac.ops.update_mc_addr(hw, glort, mc_addr, vid, set); + if (err) return err; @@ -822,7 +844,7 @@ static int fm10k_update_vid(struct net_device *netdev, u16 vid, bool set) /* Do not throw an error if the interface is down. We will sync once * we come up */ - if (test_bit(__FM10K_DOWN, &interface->state)) + if (test_bit(__FM10K_DOWN, interface->state)) return 0; fm10k_mbx_lock(interface); @@ -834,9 +856,13 @@ static int fm10k_update_vid(struct net_device *netdev, u16 vid, bool set) goto err_out; } - /* update our base MAC address */ - err = hw->mac.ops.update_uc_addr(hw, interface->glort, hw->mac.addr, - vid, set, 0); + /* update our base MAC address if host's mailbox is ready */ + if (fm10k_host_mbx_ready(interface)) + err = hw->mac.ops.update_uc_addr(hw, interface->glort, + hw->mac.addr, vid, set, 0); + else + err = -EHOSTDOWN; + if (err) goto err_out; @@ -907,12 +933,15 @@ static int __fm10k_uc_sync(struct net_device *dev, if (!is_valid_ether_addr(addr)) return -EADDRNOTAVAIL; - /* update table with current entries */ + /* update table with current entries if host's mailbox is ready */ + if (!fm10k_host_mbx_ready(interface)) + return -EHOSTDOWN; + for (vid = hw->mac.default_vid ? fm10k_find_next_vlan(interface, 0) : 1; vid < VLAN_N_VID; vid = fm10k_find_next_vlan(interface, vid)) { err = hw->mac.ops.update_uc_addr(hw, glort, addr, - vid, sync, 0); + vid, sync, 0); if (err) return err; } @@ -970,7 +999,10 @@ static int __fm10k_mc_sync(struct net_device *dev, struct fm10k_hw *hw = &interface->hw; u16 vid, glort = interface->glort; - /* update table with current entries */ + /* update table with current entries if host's mailbox is ready */ + if (!fm10k_host_mbx_ready(interface)) + return 0; + for (vid = hw->mac.default_vid ? fm10k_find_next_vlan(interface, 0) : 1; vid < VLAN_N_VID; vid = fm10k_find_next_vlan(interface, vid)) { @@ -1018,8 +1050,10 @@ static void fm10k_set_rx_mode(struct net_device *dev) if (interface->xcast_mode == FM10K_XCAST_MODE_PROMISC) fm10k_clear_unused_vlans(interface); - /* update xcast mode */ - hw->mac.ops.update_xcast_mode(hw, interface->glort, xcast_mode); + /* update xcast mode if host's mailbox is ready */ + if (fm10k_host_mbx_ready(interface)) + hw->mac.ops.update_xcast_mode(hw, interface->glort, + xcast_mode); /* record updated xcast mode state */ interface->xcast_mode = xcast_mode; @@ -1054,8 +1088,10 @@ void fm10k_restore_rx_state(struct fm10k_intfc *interface) fm10k_mbx_lock(interface); - /* Enable logical port */ - hw->mac.ops.update_lport_state(hw, glort, interface->glort_count, true); + /* Enable logical port if host's mailbox is ready */ + if (fm10k_host_mbx_ready(interface)) + hw->mac.ops.update_lport_state(hw, glort, + interface->glort_count, true); /* update VLAN table */ hw->mac.ops.update_vlan(hw, FM10K_VLAN_ALL, 0, @@ -1069,12 +1105,18 @@ void fm10k_restore_rx_state(struct fm10k_intfc *interface) vid < VLAN_N_VID; vid = fm10k_find_next_vlan(interface, vid)) { hw->mac.ops.update_vlan(hw, vid, 0, true); - hw->mac.ops.update_uc_addr(hw, glort, hw->mac.addr, - vid, true, 0); + + /* Update unicast entries if host's mailbox is ready */ + if (fm10k_host_mbx_ready(interface)) + hw->mac.ops.update_uc_addr(hw, glort, hw->mac.addr, + vid, true, 0); } - /* update xcast mode before synchronizing addresses */ - hw->mac.ops.update_xcast_mode(hw, glort, xcast_mode); + /* update xcast mode before synchronizing addresses if host's mailbox + * is ready + */ + if (fm10k_host_mbx_ready(interface)) + hw->mac.ops.update_xcast_mode(hw, glort, xcast_mode); /* synchronize all of the addresses */ __dev_uc_sync(netdev, fm10k_uc_sync, fm10k_uc_unsync); @@ -1096,9 +1138,12 @@ void fm10k_reset_rx_state(struct fm10k_intfc *interface) fm10k_mbx_lock(interface); - /* clear the logical port state on lower device */ - hw->mac.ops.update_lport_state(hw, interface->glort, - interface->glort_count, false); + /* clear the logical port state on lower device if host's mailbox is + * ready + */ + if (fm10k_host_mbx_ready(interface)) + hw->mac.ops.update_lport_state(hw, interface->glort, + interface->glort_count, false); fm10k_mbx_unlock(interface); @@ -1115,8 +1160,8 @@ void fm10k_reset_rx_state(struct fm10k_intfc *interface) * @netdev: network interface device structure * @stats: storage space for 64bit statistics * - * Returns 64bit statistics, for use in the ndo_get_stats64 callback. This - * function replaces fm10k_get_stats for kernels which support it. + * Obtain 64bit statistics in a way that is safe for both 32bit and 64bit + * architectures. */ static void fm10k_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) @@ -1207,7 +1252,7 @@ int fm10k_setup_tc(struct net_device *dev, u8 tc) goto err_open; /* flag to indicate SWPRI has yet to be updated */ - interface->flags |= FM10K_FLAG_SWPRI_CONFIG; + set_bit(FM10K_FLAG_SWPRI_CONFIG, interface->flags); return 0; err_open: @@ -1226,7 +1271,9 @@ static int __fm10k_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return fm10k_setup_tc(dev, tc->tc); + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return fm10k_setup_tc(dev, tc->mqprio->num_tc); } static void fm10k_assign_l2_accel(struct fm10k_intfc *interface, @@ -1317,8 +1364,13 @@ static void *fm10k_dfwd_add_station(struct net_device *dev, fm10k_mbx_lock(interface); glort = l2_accel->dglort + 1 + i; - hw->mac.ops.update_xcast_mode(hw, glort, FM10K_XCAST_MODE_MULTI); - hw->mac.ops.update_uc_addr(hw, glort, sdev->dev_addr, 0, true, 0); + + if (fm10k_host_mbx_ready(interface)) { + hw->mac.ops.update_xcast_mode(hw, glort, + FM10K_XCAST_MODE_MULTI); + hw->mac.ops.update_uc_addr(hw, glort, sdev->dev_addr, + 0, true, 0); + } fm10k_mbx_unlock(interface); @@ -1352,8 +1404,13 @@ static void fm10k_dfwd_del_station(struct net_device *dev, void *priv) fm10k_mbx_lock(interface); glort = l2_accel->dglort + 1 + i; - hw->mac.ops.update_xcast_mode(hw, glort, FM10K_XCAST_MODE_NONE); - hw->mac.ops.update_uc_addr(hw, glort, sdev->dev_addr, 0, false, 0); + + if (fm10k_host_mbx_ready(interface)) { + hw->mac.ops.update_xcast_mode(hw, glort, + FM10K_XCAST_MODE_NONE); + hw->mac.ops.update_uc_addr(hw, glort, sdev->dev_addr, + 0, false, 0); + } fm10k_mbx_unlock(interface); diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index e372a5823480..3e26d27ad213 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -1,5 +1,5 @@ /* Intel(R) Ethernet Switch Host Interface Driver - * Copyright(c) 2013 - 2016 Intel Corporation. + * Copyright(c) 2013 - 2017 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -19,6 +19,7 @@ */ #include <linux/module.h> +#include <linux/interrupt.h> #include <linux/aer.h> #include "fm10k.h" @@ -92,18 +93,29 @@ static int fm10k_hw_ready(struct fm10k_intfc *interface) void fm10k_service_event_schedule(struct fm10k_intfc *interface) { - if (!test_bit(__FM10K_SERVICE_DISABLE, &interface->state) && - !test_and_set_bit(__FM10K_SERVICE_SCHED, &interface->state)) + if (!test_bit(__FM10K_SERVICE_DISABLE, interface->state) && + !test_and_set_bit(__FM10K_SERVICE_SCHED, interface->state)) { + clear_bit(__FM10K_SERVICE_REQUEST, interface->state); queue_work(fm10k_workqueue, &interface->service_task); + } else { + set_bit(__FM10K_SERVICE_REQUEST, interface->state); + } } static void fm10k_service_event_complete(struct fm10k_intfc *interface) { - WARN_ON(!test_bit(__FM10K_SERVICE_SCHED, &interface->state)); + WARN_ON(!test_bit(__FM10K_SERVICE_SCHED, interface->state)); /* flush memory to make sure state is correct before next watchog */ smp_mb__before_atomic(); - clear_bit(__FM10K_SERVICE_SCHED, &interface->state); + clear_bit(__FM10K_SERVICE_SCHED, interface->state); + + /* If a service event was requested since we started, immediately + * re-schedule now. This ensures we don't drop a request until the + * next timer event. + */ + if (test_bit(__FM10K_SERVICE_REQUEST, interface->state)) + fm10k_service_event_schedule(interface); } /** @@ -136,7 +148,7 @@ static void fm10k_detach_subtask(struct fm10k_intfc *interface) if (~value) { interface->hw.hw_addr = interface->uc_addr; netif_device_attach(netdev); - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); netdev_warn(netdev, "PCIe link restored, device now attached\n"); return; } @@ -158,7 +170,7 @@ static void fm10k_prepare_for_reset(struct fm10k_intfc *interface) /* put off any impending NetWatchDogTimeout */ netif_trans_update(netdev); - while (test_and_set_bit(__FM10K_RESETTING, &interface->state)) + while (test_and_set_bit(__FM10K_RESETTING, interface->state)) usleep_range(1000, 2000); rtnl_lock(); @@ -241,7 +253,7 @@ static int fm10k_handle_reset(struct fm10k_intfc *interface) rtnl_unlock(); - clear_bit(__FM10K_RESETTING, &interface->state); + clear_bit(__FM10K_RESETTING, interface->state); return err; err_open: @@ -253,7 +265,7 @@ reinit_err: rtnl_unlock(); - clear_bit(__FM10K_RESETTING, &interface->state); + clear_bit(__FM10K_RESETTING, interface->state); return err; } @@ -272,11 +284,10 @@ static void fm10k_reinit(struct fm10k_intfc *interface) static void fm10k_reset_subtask(struct fm10k_intfc *interface) { - if (!(interface->flags & FM10K_FLAG_RESET_REQUESTED)) + if (!test_and_clear_bit(FM10K_FLAG_RESET_REQUESTED, + interface->flags)) return; - interface->flags &= ~FM10K_FLAG_RESET_REQUESTED; - netdev_err(interface->netdev, "Reset interface\n"); fm10k_reinit(interface); @@ -295,7 +306,7 @@ static void fm10k_configure_swpri_map(struct fm10k_intfc *interface) int i; /* clear flag indicating update is needed */ - interface->flags &= ~FM10K_FLAG_SWPRI_CONFIG; + clear_bit(FM10K_FLAG_SWPRI_CONFIG, interface->flags); /* these registers are only available on the PF */ if (hw->mac.type != fm10k_mac_pf) @@ -316,14 +327,14 @@ static void fm10k_watchdog_update_host_state(struct fm10k_intfc *interface) struct fm10k_hw *hw = &interface->hw; s32 err; - if (test_bit(__FM10K_LINK_DOWN, &interface->state)) { + if (test_bit(__FM10K_LINK_DOWN, interface->state)) { interface->host_ready = false; if (time_is_after_jiffies(interface->link_down_event)) return; - clear_bit(__FM10K_LINK_DOWN, &interface->state); + clear_bit(__FM10K_LINK_DOWN, interface->state); } - if (interface->flags & FM10K_FLAG_SWPRI_CONFIG) { + if (test_bit(FM10K_FLAG_SWPRI_CONFIG, interface->flags)) { if (rtnl_trylock()) { fm10k_configure_swpri_map(interface); rtnl_unlock(); @@ -335,7 +346,7 @@ static void fm10k_watchdog_update_host_state(struct fm10k_intfc *interface) err = hw->mac.ops.get_host_state(hw, &interface->host_ready); if (err && time_is_before_jiffies(interface->last_reset)) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); /* free the lock */ fm10k_mbx_unlock(interface); @@ -411,7 +422,7 @@ void fm10k_update_stats(struct fm10k_intfc *interface) int i; /* ensure only one thread updates stats at a time */ - if (test_and_set_bit(__FM10K_UPDATING_STATS, &interface->state)) + if (test_and_set_bit(__FM10K_UPDATING_STATS, interface->state)) return; /* do not allow stats update via service task for next second */ @@ -492,7 +503,7 @@ void fm10k_update_stats(struct fm10k_intfc *interface) net_stats->rx_errors = rx_errors; net_stats->rx_dropped = interface->stats.nodesc_drop.count; - clear_bit(__FM10K_UPDATING_STATS, &interface->state); + clear_bit(__FM10K_UPDATING_STATS, interface->state); } /** @@ -522,7 +533,7 @@ static void fm10k_watchdog_flush_tx(struct fm10k_intfc *interface) * controller to flush Tx. */ if (some_tx_pending) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); } /** @@ -532,8 +543,8 @@ static void fm10k_watchdog_flush_tx(struct fm10k_intfc *interface) static void fm10k_watchdog_subtask(struct fm10k_intfc *interface) { /* if interface is down do nothing */ - if (test_bit(__FM10K_DOWN, &interface->state) || - test_bit(__FM10K_RESETTING, &interface->state)) + if (test_bit(__FM10K_DOWN, interface->state) || + test_bit(__FM10K_RESETTING, interface->state)) return; if (interface->host_ready) @@ -563,8 +574,8 @@ static void fm10k_check_hang_subtask(struct fm10k_intfc *interface) int i; /* If we're down or resetting, just bail */ - if (test_bit(__FM10K_DOWN, &interface->state) || - test_bit(__FM10K_RESETTING, &interface->state)) + if (test_bit(__FM10K_DOWN, interface->state) || + test_bit(__FM10K_RESETTING, interface->state)) return; /* rate limit tx hang checks to only once every 2 seconds */ @@ -663,7 +674,7 @@ static void fm10k_configure_tx_ring(struct fm10k_intfc *interface, FM10K_PFVTCTL_FTAG_DESC_ENABLE); /* Initialize XPS */ - if (!test_and_set_bit(__FM10K_TX_XPS_INIT_DONE, &ring->state) && + if (!test_and_set_bit(__FM10K_TX_XPS_INIT_DONE, ring->state) && ring->q_vector) netif_set_xps_queue(ring->netdev, &ring->q_vector->affinity_mask, @@ -743,6 +754,7 @@ static void fm10k_configure_rx_ring(struct fm10k_intfc *interface, /* disable queue to avoid issues while updating state */ rxqctl = fm10k_read_reg(hw, FM10K_RXQCTL(reg_idx)); rxqctl &= ~FM10K_RXQCTL_ENABLE; + fm10k_write_reg(hw, FM10K_RXQCTL(reg_idx), rxqctl); fm10k_write_flush(hw); /* possible poll here to verify ring resources have been cleaned */ @@ -863,9 +875,9 @@ static void fm10k_configure_dglort(struct fm10k_intfc *interface) FM10K_MRQC_IPV6 | FM10K_MRQC_TCP_IPV6; - if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV4_UDP) + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV4_UDP, interface->flags)) mrqc |= FM10K_MRQC_UDP_IPV4; - if (interface->flags & FM10K_FLAG_RSS_FIELD_IPV6_UDP) + if (test_bit(FM10K_FLAG_RSS_FIELD_IPV6_UDP, interface->flags)) mrqc |= FM10K_MRQC_UDP_IPV6; fm10k_write_reg(hw, FM10K_MRQC(0), mrqc); @@ -980,7 +992,7 @@ void fm10k_netpoll(struct net_device *netdev) int i; /* if interface is down do nothing */ - if (test_bit(__FM10K_DOWN, &interface->state)) + if (test_bit(__FM10K_DOWN, interface->state)) return; for (i = 0; i < interface->num_q_vectors; i++) @@ -1167,13 +1179,13 @@ static irqreturn_t fm10k_msix_mbx_pf(int __always_unused irq, void *data) } if (err == FM10K_ERR_RESET_REQUESTED) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); /* if switch toggled state we should reset GLORTs */ if (eicr & FM10K_EICR_SWITCHNOTREADY) { /* force link down for at least 4 seconds */ interface->link_down_event = jiffies + (4 * HZ); - set_bit(__FM10K_LINK_DOWN, &interface->state); + set_bit(__FM10K_LINK_DOWN, interface->state); /* reset dglort_map back to no config */ hw->mac.dglort_map = FM10K_DGLORTMAP_NONE; @@ -1246,12 +1258,12 @@ static s32 fm10k_mbx_mac_addr(struct fm10k_hw *hw, u32 **results, /* MAC was changed so we need reset */ if (is_valid_ether_addr(hw->mac.perm_addr) && !ether_addr_equal(hw->mac.perm_addr, hw->mac.addr)) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); /* VLAN override was changed, or default VLAN changed */ if ((vlan_override != hw->mac.vlan_override) || (default_vid != hw->mac.default_vid)) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); return 0; } @@ -1325,7 +1337,7 @@ static s32 fm10k_lport_map(struct fm10k_hw *hw, u32 **results, if (!err && hw->swapi.status) { /* force link down for a reasonable delay */ interface->link_down_event = jiffies + (2 * HZ); - set_bit(__FM10K_LINK_DOWN, &interface->state); + set_bit(__FM10K_LINK_DOWN, interface->state); /* reset dglort_map back to no config */ hw->mac.dglort_map = FM10K_DGLORTMAP_NONE; @@ -1356,7 +1368,7 @@ static s32 fm10k_lport_map(struct fm10k_hw *hw, u32 **results, /* we need to reset if port count was just updated */ if (dglort_map != hw->mac.dglort_map) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); return 0; } @@ -1395,7 +1407,7 @@ static s32 fm10k_update_pvid(struct fm10k_hw *hw, u32 **results, /* we need to reset if default VLAN was just updated */ if (pvid != hw->mac.default_vid) - interface->flags |= FM10K_FLAG_RESET_REQUESTED; + set_bit(FM10K_FLAG_RESET_REQUESTED, interface->flags); hw->mac.default_vid = pvid; @@ -1623,10 +1635,10 @@ void fm10k_up(struct fm10k_intfc *interface) hw->mac.ops.update_int_moderator(hw); /* enable statistics capture again */ - clear_bit(__FM10K_UPDATING_STATS, &interface->state); + clear_bit(__FM10K_UPDATING_STATS, interface->state); /* clear down bit to indicate we are ready to go */ - clear_bit(__FM10K_DOWN, &interface->state); + clear_bit(__FM10K_DOWN, interface->state); /* enable polling cleanups */ fm10k_napi_enable_all(interface); @@ -1660,7 +1672,7 @@ void fm10k_down(struct fm10k_intfc *interface) int err, i = 0, count = 0; /* signal that we are down to the interrupt handler and service task */ - if (test_and_set_bit(__FM10K_DOWN, &interface->state)) + if (test_and_set_bit(__FM10K_DOWN, interface->state)) return; /* call carrier off first to avoid false dev_watchdog timeouts */ @@ -1680,7 +1692,7 @@ void fm10k_down(struct fm10k_intfc *interface) fm10k_update_stats(interface); /* prevent updating statistics while we're down */ - while (test_and_set_bit(__FM10K_UPDATING_STATS, &interface->state)) + while (test_and_set_bit(__FM10K_UPDATING_STATS, interface->state)) usleep_range(1000, 2000); /* skip waiting for TX DMA if we lost PCIe link */ @@ -1849,8 +1861,8 @@ static int fm10k_sw_init(struct fm10k_intfc *interface, memcpy(interface->rssrk, rss_key, sizeof(rss_key)); /* Start off interface as being down */ - set_bit(__FM10K_DOWN, &interface->state); - set_bit(__FM10K_UPDATING_STATS, &interface->state); + set_bit(__FM10K_DOWN, interface->state); + set_bit(__FM10K_UPDATING_STATS, interface->state); return 0; } @@ -2027,7 +2039,7 @@ static int fm10k_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * must ensure it is disabled since we haven't yet requested the timer * or work item. */ - set_bit(__FM10K_SERVICE_DISABLE, &interface->state); + set_bit(__FM10K_SERVICE_DISABLE, interface->state); err = fm10k_mbx_request_irq(interface); if (err) @@ -2068,7 +2080,7 @@ static int fm10k_probe(struct pci_dev *pdev, const struct pci_device_id *ent) fm10k_iov_configure(pdev, 0); /* clear the service task disable bit to allow service task to start */ - clear_bit(__FM10K_SERVICE_DISABLE, &interface->state); + clear_bit(__FM10K_SERVICE_DISABLE, interface->state); return 0; @@ -2106,7 +2118,7 @@ static void fm10k_remove(struct pci_dev *pdev) del_timer_sync(&interface->service_timer); - set_bit(__FM10K_SERVICE_DISABLE, &interface->state); + set_bit(__FM10K_SERVICE_DISABLE, interface->state); cancel_work_sync(&interface->service_task); /* free netdev, this may bounce the interrupts due to setup_tc */ @@ -2145,7 +2157,7 @@ static void fm10k_prepare_suspend(struct fm10k_intfc *interface) * stopped. We stop the watchdog task until after we resume software * activity. */ - set_bit(__FM10K_SERVICE_DISABLE, &interface->state); + set_bit(__FM10K_SERVICE_DISABLE, interface->state); cancel_work_sync(&interface->service_task); fm10k_prepare_for_reset(interface); @@ -2171,10 +2183,10 @@ static int fm10k_handle_resume(struct fm10k_intfc *interface) /* force link to stay down for a second to prevent link flutter */ interface->link_down_event = jiffies + (HZ); - set_bit(__FM10K_LINK_DOWN, &interface->state); + set_bit(__FM10K_LINK_DOWN, interface->state); /* clear the service task disable bit to allow service task to start */ - clear_bit(__FM10K_SERVICE_DISABLE, &interface->state); + clear_bit(__FM10K_SERVICE_DISABLE, interface->state); fm10k_service_event_schedule(interface); return err; diff --git a/drivers/net/ethernet/intel/i40e/Makefile b/drivers/net/ethernet/intel/i40e/Makefile index 3b3c63e54ed6..4f454d364d0d 100644 --- a/drivers/net/ethernet/intel/i40e/Makefile +++ b/drivers/net/ethernet/intel/i40e/Makefile @@ -45,4 +45,3 @@ i40e-objs := i40e_main.o \ i40e_virtchnl_pf.o i40e-$(CONFIG_I40E_DCB) += i40e_dcb.o i40e_dcb_nl.o -i40e-$(CONFIG_I40E_FCOE) += i40e_fcoe.o diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 82d8040fa418..e987503f8517 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -56,9 +56,6 @@ #include <linux/ptp_clock_kernel.h> #include "i40e_type.h" #include "i40e_prototype.h" -#ifdef I40E_FCOE -#include "i40e_fcoe.h" -#endif #include "i40e_client.h" #include "i40e_virtchnl.h" #include "i40e_virtchnl_pf.h" @@ -85,10 +82,6 @@ (((pf)->flags & I40E_FLAG_128_QP_RSS_CAPABLE) ? 128 : 64) #define I40E_FDIR_RING 0 #define I40E_FDIR_RING_COUNT 32 -#ifdef I40E_FCOE -#define I40E_DEFAULT_FCOE 8 /* default number of QPs for FCoE */ -#define I40E_MINIMUM_FCOE 1 /* minimum number of QPs for FCoE */ -#endif /* I40E_FCOE */ #define I40E_MAX_AQ_BUF_SIZE 4096 #define I40E_AQ_LEN 256 #define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ @@ -98,14 +91,6 @@ #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16) -/* Ethtool Private Flags */ -#define I40E_PRIV_FLAGS_MFP_FLAG BIT(0) -#define I40E_PRIV_FLAGS_LINKPOLL_FLAG BIT(1) -#define I40E_PRIV_FLAGS_FD_ATR BIT(2) -#define I40E_PRIV_FLAGS_VEB_STATS BIT(3) -#define I40E_PRIV_FLAGS_HW_ATR_EVICT BIT(4) -#define I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT BIT(5) - #define I40E_NVM_VERSION_LO_SHIFT 0 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) #define I40E_NVM_VERSION_HI_SHIFT 12 @@ -202,17 +187,32 @@ enum i40e_fd_stat_idx { #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \ (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL) +/* The following structure contains the data parsed from the user-defined + * field of the ethtool_rx_flow_spec structure. + */ +struct i40e_rx_flow_userdef { + bool flex_filter; + u16 flex_word; + u16 flex_offset; +}; + struct i40e_fdir_filter { struct hlist_node fdir_node; /* filter ipnut set */ u8 flow_type; u8 ip4_proto; /* TX packet view of src and dst */ - __be32 dst_ip[4]; - __be32 src_ip[4]; + __be32 dst_ip; + __be32 src_ip; __be16 src_port; __be16 dst_port; __be32 sctp_v_tag; + + /* Flexible data to match within the packet payload */ + __be16 flex_word; + u16 flex_offset; + bool flex_filter; + /* filter control */ u16 q_index; u8 flex_off; @@ -244,10 +244,80 @@ struct i40e_tc_configuration { }; struct i40e_udp_port_config { - __be16 index; + /* AdminQ command interface expects port number in Host byte order */ + u16 index; u8 type; }; +/* macros related to FLX_PIT */ +#define I40E_FLEX_SET_FSIZE(fsize) (((fsize) << \ + I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) & \ + I40E_PRTQF_FLX_PIT_FSIZE_MASK) +#define I40E_FLEX_SET_DST_WORD(dst) (((dst) << \ + I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) & \ + I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) +#define I40E_FLEX_SET_SRC_WORD(src) (((src) << \ + I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) & \ + I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) +#define I40E_FLEX_PREP_VAL(dst, fsize, src) (I40E_FLEX_SET_DST_WORD(dst) | \ + I40E_FLEX_SET_FSIZE(fsize) | \ + I40E_FLEX_SET_SRC_WORD(src)) + +#define I40E_FLEX_PIT_GET_SRC(flex) (((flex) & \ + I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) >> \ + I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) +#define I40E_FLEX_PIT_GET_DST(flex) (((flex) & \ + I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) >> \ + I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) +#define I40E_FLEX_PIT_GET_FSIZE(flex) (((flex) & \ + I40E_PRTQF_FLX_PIT_FSIZE_MASK) >> \ + I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) + +#define I40E_MAX_FLEX_SRC_OFFSET 0x1F + +/* macros related to GLQF_ORT */ +#define I40E_ORT_SET_IDX(idx) (((idx) << \ + I40E_GLQF_ORT_PIT_INDX_SHIFT) & \ + I40E_GLQF_ORT_PIT_INDX_MASK) + +#define I40E_ORT_SET_COUNT(count) (((count) << \ + I40E_GLQF_ORT_FIELD_CNT_SHIFT) & \ + I40E_GLQF_ORT_FIELD_CNT_MASK) + +#define I40E_ORT_SET_PAYLOAD(payload) (((payload) << \ + I40E_GLQF_ORT_FLX_PAYLOAD_SHIFT) & \ + I40E_GLQF_ORT_FLX_PAYLOAD_MASK) + +#define I40E_ORT_PREP_VAL(idx, count, payload) (I40E_ORT_SET_IDX(idx) | \ + I40E_ORT_SET_COUNT(count) | \ + I40E_ORT_SET_PAYLOAD(payload)) + +#define I40E_L3_GLQF_ORT_IDX 34 +#define I40E_L4_GLQF_ORT_IDX 35 + +/* Flex PIT register index */ +#define I40E_FLEX_PIT_IDX_START_L2 0 +#define I40E_FLEX_PIT_IDX_START_L3 3 +#define I40E_FLEX_PIT_IDX_START_L4 6 + +#define I40E_FLEX_PIT_TABLE_SIZE 3 + +#define I40E_FLEX_DEST_UNUSED 63 + +#define I40E_FLEX_INDEX_ENTRIES 8 + +/* Flex MASK to disable all flexible entries */ +#define I40E_FLEX_INPUT_MASK (I40E_FLEX_50_MASK | I40E_FLEX_51_MASK | \ + I40E_FLEX_52_MASK | I40E_FLEX_53_MASK | \ + I40E_FLEX_54_MASK | I40E_FLEX_55_MASK | \ + I40E_FLEX_56_MASK | I40E_FLEX_57_MASK) + +struct i40e_flex_pit { + struct list_head list; + u16 src_offset; + u8 pit_index; +}; + /* struct that defines the Ethernet device */ struct i40e_pf { struct pci_dev *pdev; @@ -262,10 +332,6 @@ struct i40e_pf { u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ u16 num_req_vfs; /* num VFs requested for this VF */ u16 num_vf_qps; /* num queue pairs per VF */ -#ifdef I40E_FCOE - u16 num_fcoe_qps; /* num fcoe queues this PF has set up */ - u16 num_fcoe_msix; /* num queue vectors per fcoe pool */ -#endif /* I40E_FCOE */ u16 num_lan_qps; /* num lan queues this PF has set up */ u16 num_lan_msix; /* num queue vectors for the base PF vsi */ u16 num_fdsb_msix; /* num queue vectors for sideband Fdir */ @@ -285,7 +351,23 @@ struct i40e_pf { u32 fd_flush_cnt; u32 fd_add_err; u32 fd_atr_cnt; - u32 fd_tcp_rule; + + /* Book-keeping of side-band filter count per flow-type. + * This is used to detect and handle input set changes for + * respective flow-type. + */ + u16 fd_tcp4_filter_cnt; + u16 fd_udp4_filter_cnt; + u16 fd_sctp4_filter_cnt; + u16 fd_ip4_filter_cnt; + + /* Flexible filter table values that need to be programmed into + * hardware, which expects L3 and L4 to be programmed separately. We + * need to ensure that the values are in ascended order and don't have + * duplicates, so we track each L3 and L4 values in separate lists. + */ + struct list_head l3_flex_pit_list; + struct list_head l4_flex_pit_list; struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS]; u16 pending_udp_bitmap; @@ -307,17 +389,9 @@ struct i40e_pf { #define I40E_FLAG_MSIX_ENABLED BIT_ULL(3) #define I40E_FLAG_RSS_ENABLED BIT_ULL(6) #define I40E_FLAG_VMDQ_ENABLED BIT_ULL(7) -#define I40E_FLAG_FDIR_REQUIRES_REINIT BIT_ULL(8) -#define I40E_FLAG_NEED_LINK_UPDATE BIT_ULL(9) #define I40E_FLAG_IWARP_ENABLED BIT_ULL(10) -#ifdef I40E_FCOE -#define I40E_FLAG_FCOE_ENABLED BIT_ULL(11) -#endif /* I40E_FCOE */ -#define I40E_FLAG_CLEAN_ADMINQ BIT_ULL(14) #define I40E_FLAG_FILTER_SYNC BIT_ULL(15) #define I40E_FLAG_SERVICE_CLIENT_REQUESTED BIT_ULL(16) -#define I40E_FLAG_PROCESS_MDD_EVENT BIT_ULL(17) -#define I40E_FLAG_PROCESS_VFLR_EVENT BIT_ULL(18) #define I40E_FLAG_SRIOV_ENABLED BIT_ULL(19) #define I40E_FLAG_DCB_ENABLED BIT_ULL(20) #define I40E_FLAG_FD_SB_ENABLED BIT_ULL(21) @@ -348,16 +422,20 @@ struct i40e_pf { #define I40E_FLAG_TRUE_PROMISC_SUPPORT BIT_ULL(51) #define I40E_FLAG_HAVE_CRT_RETIMER BIT_ULL(52) #define I40E_FLAG_PTP_L4_CAPABLE BIT_ULL(53) -#define I40E_FLAG_WOL_MC_MAGIC_PKT_WAKE BIT_ULL(54) +#define I40E_FLAG_CLIENT_RESET BIT_ULL(54) #define I40E_FLAG_TEMP_LINK_POLLING BIT_ULL(55) +#define I40E_FLAG_CLIENT_L2_CHANGE BIT_ULL(56) +#define I40E_FLAG_WOL_MC_MAGIC_PKT_WAKE BIT_ULL(57) +#define I40E_FLAG_LEGACY_RX BIT_ULL(58) + + /* Tracks features that are disabled due to hw limitations. + * If a bit is set here, it means that the corresponding + * bit in the 'flags' field is cleared i.e that feature + * is disabled + */ + u64 hw_disabled_flags; - /* tracks features that get auto disabled by errors */ - u64 auto_disable_flags; - -#ifdef I40E_FCOE - struct i40e_fcoe fcoe; - -#endif /* I40E_FCOE */ + struct i40e_client_instance *cinst; bool stat_offsets_loaded; struct i40e_hw_port_stats stats; struct i40e_hw_port_stats stats_offsets; @@ -412,8 +490,6 @@ struct i40e_pf { */ u16 dcbx_cap; - u32 fcoe_hmc_filt_num; - u32 fcoe_hmc_cntx_num; struct i40e_filter_control_settings filter_settings; struct ptp_clock *ptp_clock; @@ -533,16 +609,10 @@ struct i40e_vsi { struct rtnl_link_stats64 net_stats_offsets; struct i40e_eth_stats eth_stats; struct i40e_eth_stats eth_stats_offsets; -#ifdef I40E_FCOE - struct i40e_fcoe_stats fcoe_stats; - struct i40e_fcoe_stats fcoe_stats_offsets; - bool fcoe_stat_offsets_loaded; -#endif u32 tx_restart; u32 tx_busy; u64 tx_linearize; u64 tx_force_wb; - u64 tx_lost_interrupt; u32 rx_buf_failed; u32 rx_page_failed; @@ -628,9 +698,6 @@ struct i40e_q_vector { u8 num_ringpairs; /* total number of ring pairs in vector */ -#define I40E_Q_VECTOR_HUNG_DETECT 0 /* Bit Index for hung detection logic */ - unsigned long hung_detected; /* Set/Reset for hung_detection logic */ - cpumask_t affinity_mask; struct irq_affinity_notify affinity_notify; @@ -719,13 +786,50 @@ static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf) return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count; } +/** + * i40e_read_fd_input_set - reads value of flow director input set register + * @pf: pointer to the PF struct + * @addr: register addr + * + * This function reads value of flow director input set register + * specified by 'addr' (which is specific to flow-type) + **/ +static inline u64 i40e_read_fd_input_set(struct i40e_pf *pf, u16 addr) +{ + u64 val; + + val = i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1)); + val <<= 32; + val += i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0)); + + return val; +} + +/** + * i40e_write_fd_input_set - writes value into flow director input set register + * @pf: pointer to the PF struct + * @addr: register addr + * @val: value to be written + * + * This function writes specified value to the register specified by 'addr'. + * This register is input set register based on flow-type. + **/ +static inline void i40e_write_fd_input_set(struct i40e_pf *pf, + u16 addr, u64 val) +{ + i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1), + (u32)(val >> 32)); + i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0), + (u32)(val & 0xFFFFFFFFULL)); +} + /* needed by i40e_ethtool.c */ int i40e_up(struct i40e_vsi *vsi); void i40e_down(struct i40e_vsi *vsi); extern const char i40e_driver_name[]; extern const char i40e_driver_version_str[]; void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags); -void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags); +void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired); int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); void i40e_fill_rss_lut(struct i40e_pf *pf, u8 *lut, @@ -773,11 +877,6 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi); struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, u16 uplink, u32 param1); int i40e_vsi_release(struct i40e_vsi *vsi); -#ifdef I40E_FCOE -void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, - struct i40e_vsi_context *ctxt, - u8 enabled_tc, bool is_add); -#endif void i40e_service_event_schedule(struct i40e_pf *pf); void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, u8 *msg, u16 len); @@ -813,8 +912,7 @@ void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi); void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset); void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs); void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id); -int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id, - enum i40e_client_type type); +int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id); /** * i40e_irq_dynamic_enable - Enable default interrupt generation settings * @vsi: pointer to a vsi @@ -838,20 +936,7 @@ static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf, bool clearpba); -#ifdef I40E_FCOE -void i40e_get_netdev_stats_struct(struct net_device *netdev, - struct rtnl_link_stats64 *storage); -int i40e_set_mac(struct net_device *netdev, void *p); -void i40e_set_rx_mode(struct net_device *netdev); -#endif int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); -#ifdef I40E_FCOE -void i40e_tx_timeout(struct net_device *netdev); -int i40e_vlan_rx_add_vid(struct net_device *netdev, - __always_unused __be16 proto, u16 vid); -int i40e_vlan_rx_kill_vid(struct net_device *netdev, - __always_unused __be16 proto, u16 vid); -#endif int i40e_open(struct net_device *netdev); int i40e_close(struct net_device *netdev); int i40e_vsi_open(struct i40e_vsi *vsi); @@ -865,25 +950,6 @@ struct i40e_mac_filter *i40e_add_mac_filter(struct i40e_vsi *vsi, int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr); bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, const u8 *macaddr); -#ifdef I40E_FCOE -int __i40e_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, - struct tc_to_netdev *tc); -void i40e_netpoll(struct net_device *netdev); -int i40e_fcoe_enable(struct net_device *netdev); -int i40e_fcoe_disable(struct net_device *netdev); -int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt); -u8 i40e_get_fcoe_tc_map(struct i40e_pf *pf); -void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi); -void i40e_fcoe_vsi_setup(struct i40e_pf *pf); -void i40e_init_pf_fcoe(struct i40e_pf *pf); -int i40e_fcoe_setup_ddp_resources(struct i40e_vsi *vsi); -void i40e_fcoe_free_ddp_resources(struct i40e_vsi *vsi); -int i40e_fcoe_handle_offload(struct i40e_ring *rx_ring, - union i40e_rx_desc *rx_desc, - struct sk_buff *skb); -void i40e_fcoe_handle_status(struct i40e_ring *rx_ring, - union i40e_rx_desc *rx_desc, u8 prog_id); -#endif /* I40E_FCOE */ void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); #ifdef CONFIG_I40E_DCB void i40e_dcbnl_flush_apps(struct i40e_pf *pf, diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h index 451f48b7540a..251074c677c4 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h @@ -132,6 +132,10 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_list_func_capabilities = 0x000A, i40e_aqc_opc_list_dev_capabilities = 0x000B, + /* Proxy commands */ + i40e_aqc_opc_set_proxy_config = 0x0104, + i40e_aqc_opc_set_ns_proxy_table_entry = 0x0105, + /* LAA */ i40e_aqc_opc_mac_address_read = 0x0107, i40e_aqc_opc_mac_address_write = 0x0108, @@ -139,6 +143,10 @@ enum i40e_admin_queue_opc { /* PXE */ i40e_aqc_opc_clear_pxe_mode = 0x0110, + /* WoL commands */ + i40e_aqc_opc_set_wol_filter = 0x0120, + i40e_aqc_opc_get_wake_reason = 0x0121, + /* internal switch commands */ i40e_aqc_opc_get_switch_config = 0x0200, i40e_aqc_opc_add_statistics = 0x0201, @@ -177,6 +185,7 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_remove_control_packet_filter = 0x025B, i40e_aqc_opc_add_cloud_filters = 0x025C, i40e_aqc_opc_remove_cloud_filters = 0x025D, + i40e_aqc_opc_clear_wol_switch_filters = 0x025E, i40e_aqc_opc_add_mirror_rule = 0x0260, i40e_aqc_opc_delete_mirror_rule = 0x0261, @@ -563,6 +572,56 @@ struct i40e_aqc_clear_pxe { I40E_CHECK_CMD_LENGTH(i40e_aqc_clear_pxe); +/* Set WoL Filter (0x0120) */ + +struct i40e_aqc_set_wol_filter { + __le16 filter_index; +#define I40E_AQC_MAX_NUM_WOL_FILTERS 8 +#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT 15 +#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_MASK (0x1 << \ + I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT) + +#define I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT 0 +#define I40E_AQC_SET_WOL_FILTER_INDEX_MASK (0x7 << \ + I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT) + __le16 cmd_flags; +#define I40E_AQC_SET_WOL_FILTER 0x8000 +#define I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL 0x4000 +#define I40E_AQC_SET_WOL_FILTER_ACTION_CLEAR 0 +#define I40E_AQC_SET_WOL_FILTER_ACTION_SET 1 + __le16 valid_flags; +#define I40E_AQC_SET_WOL_FILTER_ACTION_VALID 0x8000 +#define I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID 0x4000 + u8 reserved[2]; + __le32 address_high; + __le32 address_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_wol_filter); + +struct i40e_aqc_set_wol_filter_data { + u8 filter[128]; + u8 mask[16]; +}; + +I40E_CHECK_STRUCT_LEN(0x90, i40e_aqc_set_wol_filter_data); + +/* Get Wake Reason (0x0121) */ + +struct i40e_aqc_get_wake_reason_completion { + u8 reserved_1[2]; + __le16 wake_reason; +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT 0 +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_MASK (0xFF << \ + I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT) +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT 8 +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_MASK (0xFF << \ + I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT) + u8 reserved_2[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_wake_reason_completion); + /* Switch configuration commands (0x02xx) */ /* Used by many indirect commands that only pass an seid and a buffer in the @@ -645,6 +704,8 @@ struct i40e_aqc_set_port_parameters { #define I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS 2 /* must set! */ #define I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA 4 __le16 bad_frame_vsi; +#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_SHIFT 0x0 +#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_MASK 0x3FF __le16 default_seid; /* reserved for command */ u8 reserved[10]; }; @@ -696,6 +757,7 @@ I40E_CHECK_STRUCT_LEN(0x10, i40e_aqc_switch_resource_alloc_element_resp); /* Set Switch Configuration (direct 0x0205) */ struct i40e_aqc_set_switch_config { __le16 flags; +/* flags used for both fields below */ #define I40E_AQ_SET_SWITCH_CFG_PROMISC 0x0001 #define I40E_AQ_SET_SWITCH_CFG_L2_FILTER 0x0002 __le16 valid_flags; @@ -1844,11 +1906,12 @@ struct i40e_aqc_get_link_status { #define I40E_AQ_CONFIG_FEC_RS_ENA 0x02 #define I40E_AQ_CONFIG_CRC_ENA 0x04 #define I40E_AQ_CONFIG_PACING_MASK 0x78 - u8 external_power_ability; + u8 power_desc; #define I40E_AQ_LINK_POWER_CLASS_1 0x00 #define I40E_AQ_LINK_POWER_CLASS_2 0x01 #define I40E_AQ_LINK_POWER_CLASS_3 0x02 #define I40E_AQ_LINK_POWER_CLASS_4 0x03 +#define I40E_AQ_PWR_CLASS_MASK 0x03 u8 reserved[4]; }; diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index d570219efd9f..eb2896fd52a6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -32,16 +32,10 @@ #include "i40e_client.h" static const char i40e_client_interface_version_str[] = I40E_CLIENT_VERSION_STR; - +static struct i40e_client *registered_client; static LIST_HEAD(i40e_devices); static DEFINE_MUTEX(i40e_device_mutex); -static LIST_HEAD(i40e_clients); -static DEFINE_MUTEX(i40e_client_mutex); - -static LIST_HEAD(i40e_client_instances); -static DEFINE_MUTEX(i40e_client_instance_mutex); - static int i40e_client_virtchnl_send(struct i40e_info *ldev, struct i40e_client *client, u32 vf_id, u8 *msg, u16 len); @@ -67,28 +61,6 @@ static struct i40e_ops i40e_lan_ops = { }; /** - * i40e_client_type_to_vsi_type - convert client type to vsi type - * @client_type: the i40e_client type - * - * returns the related vsi type value - **/ -static -enum i40e_vsi_type i40e_client_type_to_vsi_type(enum i40e_client_type type) -{ - switch (type) { - case I40E_CLIENT_IWARP: - return I40E_VSI_IWARP; - - case I40E_CLIENT_VMDQ2: - return I40E_VSI_VMDQ2; - - default: - pr_err("i40e: Client type unknown\n"); - return I40E_VSI_TYPE_UNKNOWN; - } -} - -/** * i40e_client_get_params - Get the params that can change at runtime * @vsi: the VSI with the message * @param: clinet param struct @@ -134,31 +106,22 @@ int i40e_client_get_params(struct i40e_vsi *vsi, struct i40e_params *params) void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, u8 *msg, u16 len) { - struct i40e_client_instance *cdev; + struct i40e_pf *pf = vsi->back; + struct i40e_client_instance *cdev = pf->cinst; - if (!vsi) + if (!cdev || !cdev->client) + return; + if (!cdev->client->ops || !cdev->client->ops->virtchnl_receive) { + dev_dbg(&pf->pdev->dev, + "Cannot locate client instance virtual channel receive routine\n"); return; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.pf == vsi->back) { - if (!cdev->client || - !cdev->client->ops || - !cdev->client->ops->virtchnl_receive) { - dev_dbg(&vsi->back->pdev->dev, - "Cannot locate client instance virtual channel receive routine\n"); - continue; - } - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - dev_dbg(&vsi->back->pdev->dev, "Client is not open, abort virtchnl_receive\n"); - continue; - } - cdev->client->ops->virtchnl_receive(&cdev->lan_info, - cdev->client, - vf_id, msg, len); - } } - mutex_unlock(&i40e_client_instance_mutex); + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { + dev_dbg(&pf->pdev->dev, "Client is not open, abort virtchnl_receive\n"); + return; + } + cdev->client->ops->virtchnl_receive(&cdev->lan_info, cdev->client, + vf_id, msg, len); } /** @@ -169,39 +132,30 @@ i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, u8 *msg, u16 len) **/ void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi) { - struct i40e_client_instance *cdev; + struct i40e_pf *pf = vsi->back; + struct i40e_client_instance *cdev = pf->cinst; struct i40e_params params; - if (!vsi) + if (!cdev || !cdev->client) return; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.pf == vsi->back) { - if (!cdev->client || - !cdev->client->ops || - !cdev->client->ops->l2_param_change) { - dev_dbg(&vsi->back->pdev->dev, - "Cannot locate client instance l2_param_change routine\n"); - continue; - } + if (!cdev->client->ops || !cdev->client->ops->l2_param_change) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance l2_param_change routine\n"); + return; + } + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { + dev_dbg(&vsi->back->pdev->dev, "Client is not open, abort l2 param change\n"); + return; + } memset(¶ms, 0, sizeof(params)); i40e_client_get_params(vsi, ¶ms); - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - dev_dbg(&vsi->back->pdev->dev, "Client is not open, abort l2 param change\n"); - continue; - } - cdev->lan_info.params = params; - cdev->client->ops->l2_param_change(&cdev->lan_info, - cdev->client, - ¶ms); - } - } - mutex_unlock(&i40e_client_instance_mutex); + memcpy(&cdev->lan_info.params, ¶ms, sizeof(struct i40e_params)); + cdev->client->ops->l2_param_change(&cdev->lan_info, cdev->client, + ¶ms); } /** - * i40e_client_release_qvlist + * i40e_client_release_qvlist - release MSI-X vector mapping for client * @ldev: pointer to L2 context. * **/ @@ -237,26 +191,19 @@ static void i40e_client_release_qvlist(struct i40e_info *ldev) **/ void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset) { - struct i40e_client_instance *cdev; + struct i40e_pf *pf = vsi->back; + struct i40e_client_instance *cdev = pf->cinst; - if (!vsi) + if (!cdev || !cdev->client) + return; + if (!cdev->client->ops || !cdev->client->ops->close) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance close routine\n"); return; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.netdev == vsi->netdev) { - if (!cdev->client || - !cdev->client->ops || !cdev->client->ops->close) { - dev_dbg(&vsi->back->pdev->dev, - "Cannot locate client instance close routine\n"); - continue; - } - cdev->client->ops->close(&cdev->lan_info, cdev->client, - reset); - clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); - i40e_client_release_qvlist(&cdev->lan_info); - } } - mutex_unlock(&i40e_client_instance_mutex); + cdev->client->ops->close(&cdev->lan_info, cdev->client, reset); + clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); + i40e_client_release_qvlist(&cdev->lan_info); } /** @@ -268,30 +215,20 @@ void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset) **/ void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id) { - struct i40e_client_instance *cdev; + struct i40e_client_instance *cdev = pf->cinst; - if (!pf) + if (!cdev || !cdev->client) + return; + if (!cdev->client->ops || !cdev->client->ops->vf_reset) { + dev_dbg(&pf->pdev->dev, + "Cannot locate client instance VF reset routine\n"); + return; + } + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { + dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-reset\n"); return; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.pf == pf) { - if (!cdev->client || - !cdev->client->ops || - !cdev->client->ops->vf_reset) { - dev_dbg(&pf->pdev->dev, - "Cannot locate client instance VF reset routine\n"); - continue; - } - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-reset\n"); - continue; - } - cdev->client->ops->vf_reset(&cdev->lan_info, - cdev->client, vf_id); - } } - mutex_unlock(&i40e_client_instance_mutex); + cdev->client->ops->vf_reset(&cdev->lan_info, cdev->client, vf_id); } /** @@ -303,30 +240,21 @@ void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id) **/ void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs) { - struct i40e_client_instance *cdev; + struct i40e_client_instance *cdev = pf->cinst; - if (!pf) + if (!cdev || !cdev->client) + return; + if (!cdev->client->ops || !cdev->client->ops->vf_enable) { + dev_dbg(&pf->pdev->dev, + "Cannot locate client instance VF enable routine\n"); + return; + } + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, + &cdev->state)) { + dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-enable\n"); return; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.pf == pf) { - if (!cdev->client || - !cdev->client->ops || - !cdev->client->ops->vf_enable) { - dev_dbg(&pf->pdev->dev, - "Cannot locate client instance VF enable routine\n"); - continue; - } - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-enable\n"); - continue; - } - cdev->client->ops->vf_enable(&cdev->lan_info, - cdev->client, num_vfs); - } } - mutex_unlock(&i40e_client_instance_mutex); + cdev->client->ops->vf_enable(&cdev->lan_info, cdev->client, num_vfs); } /** @@ -337,37 +265,25 @@ void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs) * If there is a client of the specified type attached to this PF, call * its vf_capable routine **/ -int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id, - enum i40e_client_type type) +int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id) { - struct i40e_client_instance *cdev; + struct i40e_client_instance *cdev = pf->cinst; int capable = false; - if (!pf) - return false; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if (cdev->lan_info.pf == pf) { - if (!cdev->client || - !cdev->client->ops || - !cdev->client->ops->vf_capable || - !(cdev->client->type == type)) { - dev_dbg(&pf->pdev->dev, - "Cannot locate client instance VF capability routine\n"); - continue; - } - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-capable\n"); - continue; - } - capable = cdev->client->ops->vf_capable(&cdev->lan_info, - cdev->client, - vf_id); - break; - } + if (!cdev || !cdev->client) + goto out; + if (!cdev->client->ops || !cdev->client->ops->vf_capable) { + dev_info(&pf->pdev->dev, + "Cannot locate client instance VF capability routine\n"); + goto out; } - mutex_unlock(&i40e_client_instance_mutex); + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) + goto out; + + capable = cdev->client->ops->vf_capable(&cdev->lan_info, + cdev->client, + vf_id); +out: return capable; } @@ -377,27 +293,19 @@ int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id, * @client: pointer to a client struct in the client list. * @existing: if there was already an existing instance * - * Returns cdev ptr on success or if already exists, NULL on failure **/ -static -struct i40e_client_instance *i40e_client_add_instance(struct i40e_pf *pf, - struct i40e_client *client, - bool *existing) +static void i40e_client_add_instance(struct i40e_pf *pf) { - struct i40e_client_instance *cdev; + struct i40e_client_instance *cdev = NULL; struct netdev_hw_addr *mac = NULL; struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry(cdev, &i40e_client_instances, list) { - if ((cdev->lan_info.pf == pf) && (cdev->client == client)) { - *existing = true; - goto out; - } - } + if (!registered_client || pf->cinst) + return; + cdev = kzalloc(sizeof(*cdev), GFP_KERNEL); if (!cdev) - goto out; + return; cdev->lan_info.pf = (void *)pf; cdev->lan_info.netdev = vsi->netdev; @@ -417,7 +325,7 @@ struct i40e_client_instance *i40e_client_add_instance(struct i40e_pf *pf, if (i40e_client_get_params(vsi, &cdev->lan_info.params)) { kfree(cdev); cdev = NULL; - goto out; + return; } cdev->lan_info.msix_count = pf->num_iwarp_msix; @@ -430,41 +338,20 @@ struct i40e_client_instance *i40e_client_add_instance(struct i40e_pf *pf, else dev_err(&pf->pdev->dev, "MAC address list is empty!\n"); - cdev->client = client; - INIT_LIST_HEAD(&cdev->list); - list_add(&cdev->list, &i40e_client_instances); -out: - mutex_unlock(&i40e_client_instance_mutex); - return cdev; + cdev->client = registered_client; + pf->cinst = cdev; } /** * i40e_client_del_instance - removes a client instance from the list * @pf: pointer to the board struct * - * Returns 0 on success or non-0 on error **/ static -int i40e_client_del_instance(struct i40e_pf *pf, struct i40e_client *client) +void i40e_client_del_instance(struct i40e_pf *pf) { - struct i40e_client_instance *cdev, *tmp; - int ret = -ENODEV; - - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry_safe(cdev, tmp, &i40e_client_instances, list) { - if ((cdev->lan_info.pf != pf) || (cdev->client != client)) - continue; - - dev_info(&pf->pdev->dev, "Deleted instance of Client %s, of dev %d bus=0x%02x func=0x%02x)\n", - client->name, pf->hw.pf_id, - pf->hw.bus.device, pf->hw.bus.func); - list_del(&cdev->list); - kfree(cdev); - ret = 0; - break; - } - mutex_unlock(&i40e_client_instance_mutex); - return ret; + kfree(pf->cinst); + pf->cinst = NULL; } /** @@ -473,67 +360,50 @@ int i40e_client_del_instance(struct i40e_pf *pf, struct i40e_client *client) **/ void i40e_client_subtask(struct i40e_pf *pf) { + struct i40e_client *client = registered_client; struct i40e_client_instance *cdev; - struct i40e_client *client; - bool existing = false; + struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; int ret = 0; if (!(pf->flags & I40E_FLAG_SERVICE_CLIENT_REQUESTED)) return; pf->flags &= ~I40E_FLAG_SERVICE_CLIENT_REQUESTED; + cdev = pf->cinst; /* If we're down or resetting, just bail */ if (test_bit(__I40E_DOWN, &pf->state) || test_bit(__I40E_CONFIG_BUSY, &pf->state)) return; - /* Check client state and instantiate client if client registered */ - mutex_lock(&i40e_client_mutex); - list_for_each_entry(client, &i40e_clients, list) { - /* first check client is registered */ - if (!test_bit(__I40E_CLIENT_REGISTERED, &client->state)) - continue; - - /* Do we also need the LAN VSI to be up, to create instance */ - if (!(client->flags & I40E_CLIENT_FLAGS_LAUNCH_ON_PROBE)) { - /* check if L2 VSI is up, if not we are not ready */ - if (test_bit(__I40E_DOWN, &pf->vsi[pf->lan_vsi]->state)) - continue; - } else { - dev_warn(&pf->pdev->dev, "This client %s is being instantiated at probe\n", - client->name); - } - - /* Add the client instance to the instance list */ - cdev = i40e_client_add_instance(pf, client, &existing); - if (!cdev) - continue; - - if (!existing) { - dev_info(&pf->pdev->dev, "Added instance of Client %s to PF%d bus=0x%02x dev=0x%02x func=0x%02x\n", - client->name, pf->hw.pf_id, - pf->hw.bus.bus_id, pf->hw.bus.device, - pf->hw.bus.func); - } + if (!client || !cdev) + return; - mutex_lock(&i40e_client_instance_mutex); - if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state)) { - /* Send an Open request to the client */ - if (client->ops && client->ops->open) - ret = client->ops->open(&cdev->lan_info, - client); - if (!ret) { - set_bit(__I40E_CLIENT_INSTANCE_OPENED, - &cdev->state); - } else { - /* remove client instance */ - i40e_client_del_instance(pf, client); + /* Here we handle client opens. If the client is down, but + * the netdev is up, then open the client. + */ + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { + if (!test_bit(__I40E_DOWN, &vsi->state) && + client->ops && client->ops->open) { + set_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); + ret = client->ops->open(&cdev->lan_info, client); + if (ret) { + /* Remove failed client instance */ + clear_bit(__I40E_CLIENT_INSTANCE_OPENED, + &cdev->state); + i40e_client_del_instance(pf); } } - mutex_unlock(&i40e_client_instance_mutex); + } else { + /* Likewise for client close. If the client is up, but the netdev + * is down, then close the client. + */ + if (test_bit(__I40E_DOWN, &vsi->state) && + client->ops && client->ops->close) { + clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); + client->ops->close(&cdev->lan_info, client, false); + i40e_client_release_qvlist(&cdev->lan_info); + } } - mutex_unlock(&i40e_client_mutex); } /** @@ -566,6 +436,12 @@ int i40e_lan_add_device(struct i40e_pf *pf) pf->hw.pf_id, pf->hw.bus.bus_id, pf->hw.bus.device, pf->hw.bus.func); + /* If a client has already been registered, we need to add an instance + * of it to our new LAN device. + */ + if (registered_client) + i40e_client_add_instance(pf); + /* Since in some cases register may have happened before a device gets * added, we can schedule a subtask to go initiate the clients if * they can be launched at probe time. @@ -589,6 +465,9 @@ int i40e_lan_del_device(struct i40e_pf *pf) struct i40e_device *ldev, *tmp; int ret = -ENODEV; + /* First, remove any client instance. */ + i40e_client_del_instance(pf); + mutex_lock(&i40e_device_mutex); list_for_each_entry_safe(ldev, tmp, &i40e_devices, list) { if (ldev->pf == pf) { @@ -601,7 +480,6 @@ int i40e_lan_del_device(struct i40e_pf *pf) break; } } - mutex_unlock(&i40e_device_mutex); return ret; } @@ -610,22 +488,24 @@ int i40e_lan_del_device(struct i40e_pf *pf) * i40e_client_release - release client specific resources * @client: pointer to the registered client * - * Return 0 on success or < 0 on error **/ -static int i40e_client_release(struct i40e_client *client) +static void i40e_client_release(struct i40e_client *client) { - struct i40e_client_instance *cdev, *tmp; + struct i40e_client_instance *cdev; + struct i40e_device *ldev; struct i40e_pf *pf; - int ret = 0; - LIST_HEAD(cdevs_tmp); - - mutex_lock(&i40e_client_instance_mutex); - list_for_each_entry_safe(cdev, tmp, &i40e_client_instances, list) { - if (strncmp(cdev->client->name, client->name, - I40E_CLIENT_STR_LENGTH)) + mutex_lock(&i40e_device_mutex); + list_for_each_entry(ldev, &i40e_devices, list) { + pf = ldev->pf; + cdev = pf->cinst; + if (!cdev) continue; - pf = (struct i40e_pf *)cdev->lan_info.pf; + + while (test_and_set_bit(__I40E_SERVICE_SCHED, + &pf->state)) + usleep_range(500, 1000); + if (test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { if (client->ops && client->ops->close) client->ops->close(&cdev->lan_info, client, @@ -637,18 +517,13 @@ static int i40e_client_release(struct i40e_client *client) "Client %s instance for PF id %d closed\n", client->name, pf->hw.pf_id); } - /* delete the client instance from the list */ - list_move(&cdev->list, &cdevs_tmp); + /* delete the client instance */ + i40e_client_del_instance(pf); dev_info(&pf->pdev->dev, "Deleted client instance of Client %s\n", client->name); + clear_bit(__I40E_SERVICE_SCHED, &pf->state); } - mutex_unlock(&i40e_client_instance_mutex); - - /* free the client device and release its vsi */ - list_for_each_entry_safe(cdev, tmp, &cdevs_tmp, list) { - kfree(cdev); - } - return ret; + mutex_unlock(&i40e_device_mutex); } /** @@ -664,6 +539,7 @@ static void i40e_client_prepare(struct i40e_client *client) mutex_lock(&i40e_device_mutex); list_for_each_entry(ldev, &i40e_devices, list) { pf = ldev->pf; + i40e_client_add_instance(pf); /* Start the client subtask */ pf->flags |= I40E_FLAG_SERVICE_CLIENT_REQUESTED; i40e_service_event_schedule(pf); @@ -792,8 +668,8 @@ static void i40e_client_request_reset(struct i40e_info *ldev, break; default: dev_warn(&pf->pdev->dev, - "Client %s instance for PF id %d request an unsupported reset: %d.\n", - client->name, pf->hw.pf_id, reset_level); + "Client for PF id %d requested an unsupported reset: %d.\n", + pf->hw.pf_id, reset_level); break; } @@ -852,8 +728,8 @@ static int i40e_client_update_vsi_ctxt(struct i40e_info *ldev, } else { update = false; dev_warn(&pf->pdev->dev, - "Client %s instance for PF id %d request an unsupported Config: %x.\n", - client->name, pf->hw.pf_id, flag); + "Client for PF id %d request an unsupported Config: %x.\n", + pf->hw.pf_id, flag); } if (update) { @@ -878,7 +754,6 @@ static int i40e_client_update_vsi_ctxt(struct i40e_info *ldev, int i40e_register_client(struct i40e_client *client) { int ret = 0; - enum i40e_vsi_type vsi_type; if (!client) { ret = -EIO; @@ -891,11 +766,9 @@ int i40e_register_client(struct i40e_client *client) goto out; } - mutex_lock(&i40e_client_mutex); - if (i40e_client_is_registered(client)) { + if (registered_client) { pr_info("i40e: Client %s has already been registered!\n", client->name); - mutex_unlock(&i40e_client_mutex); ret = -EEXIST; goto out; } @@ -908,22 +781,11 @@ int i40e_register_client(struct i40e_client *client) client->version.major, client->version.minor, client->version.build, i40e_client_interface_version_str); - mutex_unlock(&i40e_client_mutex); ret = -EIO; goto out; } - vsi_type = i40e_client_type_to_vsi_type(client->type); - if (vsi_type == I40E_VSI_TYPE_UNKNOWN) { - pr_info("i40e: Failed to register client %s due to unknown client type %d\n", - client->name, client->type); - mutex_unlock(&i40e_client_mutex); - ret = -EIO; - goto out; - } - list_add(&client->list, &i40e_clients); - set_bit(__I40E_CLIENT_REGISTERED, &client->state); - mutex_unlock(&i40e_client_mutex); + registered_client = client; i40e_client_prepare(client); @@ -943,29 +805,21 @@ int i40e_unregister_client(struct i40e_client *client) { int ret = 0; - /* When a unregister request comes through we would have to send - * a close for each of the client instances that were opened. - * client_release function is called to handle this. - */ - mutex_lock(&i40e_client_mutex); - if (!client || i40e_client_release(client)) { - ret = -EIO; - goto out; - } - - /* TODO: check if device is in reset, or if that matters? */ - if (!i40e_client_is_registered(client)) { + if (registered_client != client) { pr_info("i40e: Client %s has not been registered\n", client->name); ret = -ENODEV; goto out; } - clear_bit(__I40E_CLIENT_REGISTERED, &client->state); - list_del(&client->list); - pr_info("i40e: Unregistered client %s with return code %d\n", - client->name, ret); + registered_client = NULL; + /* When a unregister request comes through we would have to send + * a close for each of the client instances that were opened. + * client_release function is called to handle this. + */ + i40e_client_release(client); + + pr_info("i40e: Unregistered client %s\n", client->name); out: - mutex_unlock(&i40e_client_mutex); return ret; } EXPORT_SYMBOL(i40e_unregister_client); diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.h b/drivers/net/ethernet/intel/i40e/i40e_client.h index 528bd79b05fe..15b21a5315b5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.h +++ b/drivers/net/ethernet/intel/i40e/i40e_client.h @@ -57,11 +57,6 @@ enum i40e_client_instance_state { __I40E_CLIENT_INSTANCE_OPENED, }; -enum i40e_client_type { - I40E_CLIENT_IWARP, - I40E_CLIENT_VMDQ2 -}; - struct i40e_ops; struct i40e_client; @@ -214,7 +209,8 @@ struct i40e_client { u32 flags; #define I40E_CLIENT_FLAGS_LAUNCH_ON_PROBE BIT(0) #define I40E_TX_FLAGS_NOTIFY_OTHER_EVENTS BIT(2) - enum i40e_client_type type; + u8 type; +#define I40E_CLIENT_IWARP 0 const struct i40e_client_ops *ops; /* client ops provided by the client */ }; diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index ece57d6a6e23..f9db95aa3a20 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -1088,33 +1088,6 @@ void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable) wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val); } -#ifdef I40E_FCOE - -/** - * i40e_get_san_mac_addr - get SAN MAC address - * @hw: pointer to the HW structure - * @mac_addr: pointer to SAN MAC address - * - * Reads the adapter's SAN MAC address from NVM - **/ -i40e_status i40e_get_san_mac_addr(struct i40e_hw *hw, u8 *mac_addr) -{ - struct i40e_aqc_mac_address_read_data addrs; - i40e_status status; - u16 flags = 0; - - status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL); - if (status) - return status; - - if (flags & I40E_AQC_SAN_ADDR_VALID) - ether_addr_copy(mac_addr, addrs.pf_san_mac); - else - status = I40E_ERR_INVALID_MAC_ADDR; - - return status; -} -#endif /** * i40e_read_pba_string - Reads part number string from EEPROM @@ -4990,7 +4963,9 @@ u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr) int retry = 5; u32 val = 0; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL); @@ -5049,7 +5024,9 @@ void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val) bool use_register; int retry = 5; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40e_aq_rx_ctl_write_register(hw, reg_addr, diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 267ad2588255..c5f68cc1edcd 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -484,25 +484,6 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) vsi->bw_ets_limit_credits[i], vsi->bw_ets_max_quanta[i]); } -#ifdef I40E_FCOE - if (vsi->type == I40E_VSI_FCOE) { - dev_info(&pf->pdev->dev, - " fcoe_stats: rx_packets = %llu, rx_dwords = %llu, rx_dropped = %llu\n", - vsi->fcoe_stats.rx_fcoe_packets, - vsi->fcoe_stats.rx_fcoe_dwords, - vsi->fcoe_stats.rx_fcoe_dropped); - dev_info(&pf->pdev->dev, - " fcoe_stats: tx_packets = %llu, tx_dwords = %llu\n", - vsi->fcoe_stats.tx_fcoe_packets, - vsi->fcoe_stats.tx_fcoe_dwords); - dev_info(&pf->pdev->dev, - " fcoe_stats: bad_crc = %llu, last_error = %llu\n", - vsi->fcoe_stats.fcoe_bad_fccrc, - vsi->fcoe_stats.fcoe_last_error); - dev_info(&pf->pdev->dev, " fcoe_stats: ddp_count = %llu\n", - vsi->fcoe_stats.fcoe_ddp_count); - } -#endif } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index a22e26200bcc..10325b5a9805 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -89,7 +89,6 @@ static const struct i40e_stats i40e_gstrings_misc_stats[] = { I40E_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol), I40E_VSI_STAT("tx_linearize", tx_linearize), I40E_VSI_STAT("tx_force_wb", tx_force_wb), - I40E_VSI_STAT("tx_lost_interrupt", tx_lost_interrupt), I40E_VSI_STAT("rx_alloc_fail", rx_buf_failed), I40E_VSI_STAT("rx_pg_alloc_fail", rx_page_failed), }; @@ -162,19 +161,6 @@ static const struct i40e_stats i40e_gstrings_stats[] = { I40E_PF_STAT("rx_lpi_count", stats.rx_lpi_count), }; -#ifdef I40E_FCOE -static const struct i40e_stats i40e_gstrings_fcoe_stats[] = { - I40E_VSI_STAT("fcoe_bad_fccrc", fcoe_stats.fcoe_bad_fccrc), - I40E_VSI_STAT("rx_fcoe_dropped", fcoe_stats.rx_fcoe_dropped), - I40E_VSI_STAT("rx_fcoe_packets", fcoe_stats.rx_fcoe_packets), - I40E_VSI_STAT("rx_fcoe_dwords", fcoe_stats.rx_fcoe_dwords), - I40E_VSI_STAT("fcoe_ddp_count", fcoe_stats.fcoe_ddp_count), - I40E_VSI_STAT("fcoe_last_error", fcoe_stats.fcoe_last_error), - I40E_VSI_STAT("tx_fcoe_packets", fcoe_stats.tx_fcoe_packets), - I40E_VSI_STAT("tx_fcoe_dwords", fcoe_stats.tx_fcoe_dwords), -}; - -#endif /* I40E_FCOE */ #define I40E_QUEUE_STATS_LEN(n) \ (((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs \ * 2 /* Tx and Rx together */ \ @@ -182,17 +168,9 @@ static const struct i40e_stats i40e_gstrings_fcoe_stats[] = { #define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats) #define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats) #define I40E_MISC_STATS_LEN ARRAY_SIZE(i40e_gstrings_misc_stats) -#ifdef I40E_FCOE -#define I40E_FCOE_STATS_LEN ARRAY_SIZE(i40e_gstrings_fcoe_stats) -#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \ - I40E_FCOE_STATS_LEN + \ - I40E_MISC_STATS_LEN + \ - I40E_QUEUE_STATS_LEN((n))) -#else #define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \ I40E_MISC_STATS_LEN + \ I40E_QUEUE_STATS_LEN((n))) -#endif /* I40E_FCOE */ #define I40E_PFC_STATS_LEN ( \ (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \ FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \ @@ -228,22 +206,37 @@ static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = { #define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN) -static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = { - "MFP", - "LinkPolling", - "flow-director-atr", - "veb-stats", - "hw-atr-eviction", +struct i40e_priv_flags { + char flag_string[ETH_GSTRING_LEN]; + u64 flag; + bool read_only; +}; + +#define I40E_PRIV_FLAG(_name, _flag, _read_only) { \ + .flag_string = _name, \ + .flag = _flag, \ + .read_only = _read_only, \ +} + +static const struct i40e_priv_flags i40e_gstrings_priv_flags[] = { + /* NOTE: MFP setting cannot be changed */ + I40E_PRIV_FLAG("MFP", I40E_FLAG_MFP_ENABLED, 1), + I40E_PRIV_FLAG("LinkPolling", I40E_FLAG_LINK_POLLING_ENABLED, 0), + I40E_PRIV_FLAG("flow-director-atr", I40E_FLAG_FD_ATR_ENABLED, 0), + I40E_PRIV_FLAG("veb-stats", I40E_FLAG_VEB_STATS_ENABLED, 0), + I40E_PRIV_FLAG("hw-atr-eviction", I40E_FLAG_HW_ATR_EVICT_CAPABLE, 0), + I40E_PRIV_FLAG("legacy-rx", I40E_FLAG_LEGACY_RX, 0), }; -#define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings) +#define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_gstrings_priv_flags) /* Private flags with a global effect, restricted to PF 0 */ -static const char i40e_gl_priv_flags_strings[][ETH_GSTRING_LEN] = { - "vf-true-promisc-support", +static const struct i40e_priv_flags i40e_gl_gstrings_priv_flags[] = { + I40E_PRIV_FLAG("vf-true-promisc-support", + I40E_FLAG_TRUE_PROMISC_SUPPORT, 0), }; -#define I40E_GL_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_gl_priv_flags_strings) +#define I40E_GL_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_gl_gstrings_priv_flags) /** * i40e_partition_setting_complaint - generic complaint for MFP restriction @@ -387,7 +380,7 @@ static void i40e_phy_type_to_ethtool(struct i40e_pf *pf, u32 *supported, * **/ static void i40e_get_settings_link_up(struct i40e_hw *hw, - struct ethtool_cmd *ecmd, + struct ethtool_link_ksettings *cmd, struct net_device *netdev, struct i40e_pf *pf) { @@ -395,90 +388,96 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, u32 link_speed = hw_link_info->link_speed; u32 e_advertising = 0x0; u32 e_supported = 0x0; + u32 supported, advertising; + + ethtool_convert_link_mode_to_legacy_u32(&supported, + cmd->link_modes.supported); + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); /* Initialize supported and advertised settings based on phy settings */ switch (hw_link_info->phy_type) { case I40E_PHY_TYPE_40GBASE_CR4: case I40E_PHY_TYPE_40GBASE_CR4_CU: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_40000baseCR4_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_40000baseCR4_Full; + supported = SUPPORTED_Autoneg | + SUPPORTED_40000baseCR4_Full; + advertising = ADVERTISED_Autoneg | + ADVERTISED_40000baseCR4_Full; break; case I40E_PHY_TYPE_XLAUI: case I40E_PHY_TYPE_XLPPI: case I40E_PHY_TYPE_40GBASE_AOC: - ecmd->supported = SUPPORTED_40000baseCR4_Full; + supported = SUPPORTED_40000baseCR4_Full; break; case I40E_PHY_TYPE_40GBASE_SR4: - ecmd->supported = SUPPORTED_40000baseSR4_Full; + supported = SUPPORTED_40000baseSR4_Full; break; case I40E_PHY_TYPE_40GBASE_LR4: - ecmd->supported = SUPPORTED_40000baseLR4_Full; + supported = SUPPORTED_40000baseLR4_Full; break; case I40E_PHY_TYPE_10GBASE_SR: case I40E_PHY_TYPE_10GBASE_LR: case I40E_PHY_TYPE_1000BASE_SX: case I40E_PHY_TYPE_1000BASE_LX: - ecmd->supported = SUPPORTED_10000baseT_Full; + supported = SUPPORTED_10000baseT_Full; if (hw_link_info->module_type[2] & I40E_MODULE_TYPE_1000BASE_SX || hw_link_info->module_type[2] & I40E_MODULE_TYPE_1000BASE_LX) { - ecmd->supported |= SUPPORTED_1000baseT_Full; + supported |= SUPPORTED_1000baseT_Full; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) - ecmd->advertising |= ADVERTISED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; } if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) - ecmd->advertising |= ADVERTISED_10000baseT_Full; + advertising |= ADVERTISED_10000baseT_Full; break; case I40E_PHY_TYPE_10GBASE_T: case I40E_PHY_TYPE_1000BASE_T: case I40E_PHY_TYPE_100BASE_TX: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full | - SUPPORTED_100baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg; + supported = SUPPORTED_Autoneg | + SUPPORTED_10000baseT_Full | + SUPPORTED_1000baseT_Full | + SUPPORTED_100baseT_Full; + advertising = ADVERTISED_Autoneg; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB) - ecmd->advertising |= ADVERTISED_10000baseT_Full; + advertising |= ADVERTISED_10000baseT_Full; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) - ecmd->advertising |= ADVERTISED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB) - ecmd->advertising |= ADVERTISED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; break; case I40E_PHY_TYPE_1000BASE_T_OPTICAL: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_1000baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_1000baseT_Full; + supported = SUPPORTED_Autoneg | + SUPPORTED_1000baseT_Full; + advertising = ADVERTISED_Autoneg | + ADVERTISED_1000baseT_Full; break; case I40E_PHY_TYPE_10GBASE_CR1_CU: case I40E_PHY_TYPE_10GBASE_CR1: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_10000baseT_Full; - ecmd->advertising = ADVERTISED_Autoneg | - ADVERTISED_10000baseT_Full; + supported = SUPPORTED_Autoneg | + SUPPORTED_10000baseT_Full; + advertising = ADVERTISED_Autoneg | + ADVERTISED_10000baseT_Full; break; case I40E_PHY_TYPE_XAUI: case I40E_PHY_TYPE_XFI: case I40E_PHY_TYPE_SFI: case I40E_PHY_TYPE_10GBASE_SFPP_CU: case I40E_PHY_TYPE_10GBASE_AOC: - ecmd->supported = SUPPORTED_10000baseT_Full; - ecmd->advertising = SUPPORTED_10000baseT_Full; + supported = SUPPORTED_10000baseT_Full; + advertising = SUPPORTED_10000baseT_Full; break; case I40E_PHY_TYPE_SGMII: - ecmd->supported = SUPPORTED_Autoneg | - SUPPORTED_1000baseT_Full; + supported = SUPPORTED_Autoneg | + SUPPORTED_1000baseT_Full; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB) - ecmd->advertising |= ADVERTISED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) { - ecmd->supported |= SUPPORTED_100baseT_Full; + supported |= SUPPORTED_100baseT_Full; if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB) - ecmd->advertising |= ADVERTISED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; } break; case I40E_PHY_TYPE_40GBASE_KR4: @@ -486,25 +485,25 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, case I40E_PHY_TYPE_10GBASE_KR: case I40E_PHY_TYPE_10GBASE_KX4: case I40E_PHY_TYPE_1000BASE_KX: - ecmd->supported |= SUPPORTED_40000baseKR4_Full | - SUPPORTED_20000baseKR2_Full | - SUPPORTED_10000baseKR_Full | - SUPPORTED_10000baseKX4_Full | - SUPPORTED_1000baseKX_Full | - SUPPORTED_Autoneg; - ecmd->advertising |= ADVERTISED_40000baseKR4_Full | - ADVERTISED_20000baseKR2_Full | - ADVERTISED_10000baseKR_Full | - ADVERTISED_10000baseKX4_Full | - ADVERTISED_1000baseKX_Full | - ADVERTISED_Autoneg; + supported |= SUPPORTED_40000baseKR4_Full | + SUPPORTED_20000baseKR2_Full | + SUPPORTED_10000baseKR_Full | + SUPPORTED_10000baseKX4_Full | + SUPPORTED_1000baseKX_Full | + SUPPORTED_Autoneg; + advertising |= ADVERTISED_40000baseKR4_Full | + ADVERTISED_20000baseKR2_Full | + ADVERTISED_10000baseKR_Full | + ADVERTISED_10000baseKX4_Full | + ADVERTISED_1000baseKX_Full | + ADVERTISED_Autoneg; break; case I40E_PHY_TYPE_25GBASE_KR: case I40E_PHY_TYPE_25GBASE_CR: case I40E_PHY_TYPE_25GBASE_SR: case I40E_PHY_TYPE_25GBASE_LR: - ecmd->supported = SUPPORTED_Autoneg; - ecmd->advertising = ADVERTISED_Autoneg; + supported = SUPPORTED_Autoneg; + advertising = ADVERTISED_Autoneg; /* TODO: add speeds when ethtool is ready to support*/ break; default: @@ -520,38 +519,43 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, i40e_phy_type_to_ethtool(pf, &e_supported, &e_advertising); - ecmd->supported = ecmd->supported & e_supported; - ecmd->advertising = ecmd->advertising & e_advertising; + supported = supported & e_supported; + advertising = advertising & e_advertising; /* Set speed and duplex */ switch (link_speed) { case I40E_LINK_SPEED_40GB: - ethtool_cmd_speed_set(ecmd, SPEED_40000); + cmd->base.speed = SPEED_40000; break; case I40E_LINK_SPEED_25GB: #ifdef SPEED_25000 - ethtool_cmd_speed_set(ecmd, SPEED_25000); + cmd->base.speed = SPEED_25000; #else netdev_info(netdev, "Speed is 25G, display not supported by this version of ethtool.\n"); #endif break; case I40E_LINK_SPEED_20GB: - ethtool_cmd_speed_set(ecmd, SPEED_20000); + cmd->base.speed = SPEED_20000; break; case I40E_LINK_SPEED_10GB: - ethtool_cmd_speed_set(ecmd, SPEED_10000); + cmd->base.speed = SPEED_10000; break; case I40E_LINK_SPEED_1GB: - ethtool_cmd_speed_set(ecmd, SPEED_1000); + cmd->base.speed = SPEED_1000; break; case I40E_LINK_SPEED_100MB: - ethtool_cmd_speed_set(ecmd, SPEED_100); + cmd->base.speed = SPEED_100; break; default: break; } - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); } /** @@ -562,18 +566,24 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, * Reports link settings that can be determined when link is down **/ static void i40e_get_settings_link_down(struct i40e_hw *hw, - struct ethtool_cmd *ecmd, + struct ethtool_link_ksettings *cmd, struct i40e_pf *pf) { + u32 supported, advertising; + /* link is down and the driver needs to fall back on * supported phy types to figure out what info to display */ - i40e_phy_type_to_ethtool(pf, &ecmd->supported, - &ecmd->advertising); + i40e_phy_type_to_ethtool(pf, &supported, &advertising); + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); /* With no link speed and duplex are unknown */ - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } /** @@ -583,74 +593,85 @@ static void i40e_get_settings_link_down(struct i40e_hw *hw, * * Reports speed/duplex settings based on media_type **/ -static int i40e_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int i40e_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; struct i40e_hw *hw = &pf->hw; struct i40e_link_status *hw_link_info = &hw->phy.link_info; bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP; + u32 advertising; if (link_up) - i40e_get_settings_link_up(hw, ecmd, netdev, pf); + i40e_get_settings_link_up(hw, cmd, netdev, pf); else - i40e_get_settings_link_down(hw, ecmd, pf); + i40e_get_settings_link_down(hw, cmd, pf); /* Now set the settings that don't rely on link being up/down */ /* Set autoneg settings */ - ecmd->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ? + cmd->base.autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ? AUTONEG_ENABLE : AUTONEG_DISABLE); switch (hw->phy.media_type) { case I40E_MEDIA_TYPE_BACKPLANE: - ecmd->supported |= SUPPORTED_Autoneg | - SUPPORTED_Backplane; - ecmd->advertising |= ADVERTISED_Autoneg | - ADVERTISED_Backplane; - ecmd->port = PORT_NONE; + ethtool_link_ksettings_add_link_mode(cmd, supported, + Autoneg); + ethtool_link_ksettings_add_link_mode(cmd, supported, + Backplane); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Autoneg); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Backplane); + cmd->base.port = PORT_NONE; break; case I40E_MEDIA_TYPE_BASET: - ecmd->supported |= SUPPORTED_TP; - ecmd->advertising |= ADVERTISED_TP; - ecmd->port = PORT_TP; + ethtool_link_ksettings_add_link_mode(cmd, supported, TP); + ethtool_link_ksettings_add_link_mode(cmd, advertising, TP); + cmd->base.port = PORT_TP; break; case I40E_MEDIA_TYPE_DA: case I40E_MEDIA_TYPE_CX4: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_DA; + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); + cmd->base.port = PORT_DA; break; case I40E_MEDIA_TYPE_FIBER: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->port = PORT_FIBRE; + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + cmd->base.port = PORT_FIBRE; break; case I40E_MEDIA_TYPE_UNKNOWN: default: - ecmd->port = PORT_OTHER; + cmd->base.port = PORT_OTHER; break; } - /* Set transceiver */ - ecmd->transceiver = XCVR_EXTERNAL; - /* Set flow control settings */ - ecmd->supported |= SUPPORTED_Pause; + ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); switch (hw->fc.requested_mode) { case I40E_FC_FULL: - ecmd->advertising |= ADVERTISED_Pause; + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Pause); break; case I40E_FC_TX_PAUSE: - ecmd->advertising |= ADVERTISED_Asym_Pause; + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Asym_Pause); break; case I40E_FC_RX_PAUSE: - ecmd->advertising |= (ADVERTISED_Pause | - ADVERTISED_Asym_Pause); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Pause); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + Asym_Pause); break; default: - ecmd->advertising &= ~(ADVERTISED_Pause | - ADVERTISED_Asym_Pause); + ethtool_convert_link_mode_to_legacy_u32( + &advertising, cmd->link_modes.advertising); + + advertising &= ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause); + + ethtool_convert_legacy_u32_to_link_mode( + cmd->link_modes.advertising, advertising); break; } @@ -664,8 +685,8 @@ static int i40e_get_settings(struct net_device *netdev, * * Set speed/duplex per media_types advertised/forced **/ -static int i40e_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int i40e_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_aq_get_phy_abilities_resp abilities; @@ -673,12 +694,14 @@ static int i40e_set_settings(struct net_device *netdev, struct i40e_pf *pf = np->vsi->back; struct i40e_vsi *vsi = np->vsi; struct i40e_hw *hw = &pf->hw; - struct ethtool_cmd safe_ecmd; + struct ethtool_link_ksettings safe_cmd; + struct ethtool_link_ksettings copy_cmd; i40e_status status = 0; bool change = false; int err = 0; - u8 autoneg; + u32 autoneg; u32 advertise; + u32 tmp; /* Changing port settings is not supported if this isn't the * port's controlling PF @@ -706,23 +729,31 @@ static int i40e_set_settings(struct net_device *netdev, return -EOPNOTSUPP; } + /* copy the cmd to copy_cmd to avoid modifying the origin */ + memcpy(©_cmd, cmd, sizeof(struct ethtool_link_ksettings)); + /* get our own copy of the bits to check against */ - memset(&safe_ecmd, 0, sizeof(struct ethtool_cmd)); - i40e_get_settings(netdev, &safe_ecmd); + memset(&safe_cmd, 0, sizeof(struct ethtool_link_ksettings)); + i40e_get_link_ksettings(netdev, &safe_cmd); - /* save autoneg and speed out of ecmd */ - autoneg = ecmd->autoneg; - advertise = ecmd->advertising; + /* save autoneg and speed out of cmd */ + autoneg = cmd->base.autoneg; + ethtool_convert_link_mode_to_legacy_u32(&advertise, + cmd->link_modes.advertising); /* set autoneg and speed back to what they currently are */ - ecmd->autoneg = safe_ecmd.autoneg; - ecmd->advertising = safe_ecmd.advertising; + copy_cmd.base.autoneg = safe_cmd.base.autoneg; + ethtool_convert_link_mode_to_legacy_u32( + &tmp, safe_cmd.link_modes.advertising); + ethtool_convert_legacy_u32_to_link_mode( + copy_cmd.link_modes.advertising, tmp); + + copy_cmd.base.cmd = safe_cmd.base.cmd; - ecmd->cmd = safe_ecmd.cmd; - /* If ecmd and safe_ecmd are not the same now, then they are + /* If copy_cmd and safe_cmd are not the same now, then they are * trying to set something that we do not support */ - if (memcmp(ecmd, &safe_ecmd, sizeof(struct ethtool_cmd))) + if (memcmp(©_cmd, &safe_cmd, sizeof(struct ethtool_link_ksettings))) return -EOPNOTSUPP; while (test_bit(__I40E_CONFIG_BUSY, &vsi->state)) @@ -745,7 +776,8 @@ static int i40e_set_settings(struct net_device *netdev, /* If autoneg was not already enabled */ if (!(hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED)) { /* If autoneg is not supported, return error */ - if (!(safe_ecmd.supported & SUPPORTED_Autoneg)) { + if (!ethtool_link_ksettings_test_link_mode( + &safe_cmd, supported, Autoneg)) { netdev_info(netdev, "Autoneg not supported on this phy\n"); return -EINVAL; } @@ -760,7 +792,8 @@ static int i40e_set_settings(struct net_device *netdev, /* If autoneg is supported 10GBASE_T is the only PHY * that can disable it, so otherwise return error */ - if (safe_ecmd.supported & SUPPORTED_Autoneg && + if (ethtool_link_ksettings_test_link_mode( + &safe_cmd, supported, Autoneg) && hw->phy.link_info.phy_type != I40E_PHY_TYPE_10GBASE_T) { netdev_info(netdev, "Autoneg cannot be disabled on this phy\n"); @@ -773,7 +806,9 @@ static int i40e_set_settings(struct net_device *netdev, } } - if (advertise & ~safe_ecmd.supported) + ethtool_convert_link_mode_to_legacy_u32(&tmp, + safe_cmd.link_modes.supported); + if (advertise & ~tmp) return -EINVAL; if (advertise & ADVERTISED_100baseT_Full) @@ -1165,6 +1200,11 @@ static int i40e_get_eeprom_len(struct net_device *netdev) struct i40e_hw *hw = &np->vsi->back->hw; u32 val; +#define X722_EEPROM_SCOPE_LIMIT 0x5B9FFF + if (hw->mac.type == I40E_MAC_X722) { + val = X722_EEPROM_SCOPE_LIMIT + 1; + return val; + } val = (rd32(hw, I40E_GLPCI_LBARCTRL) & I40E_GLPCI_LBARCTRL_FL_SIZE_MASK) >> I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT; @@ -1483,13 +1523,6 @@ static void i40e_get_ethtool_stats(struct net_device *netdev, data[i++] = (i40e_gstrings_misc_stats[j].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } -#ifdef I40E_FCOE - for (j = 0; j < I40E_FCOE_STATS_LEN; j++) { - p = (char *)vsi + i40e_gstrings_fcoe_stats[j].stat_offset; - data[i++] = (i40e_gstrings_fcoe_stats[j].sizeof_stat == - sizeof(u64)) ? *(u64 *)p : *(u32 *)p; - } -#endif rcu_read_lock(); for (j = 0; j < vsi->num_queue_pairs; j++) { tx_ring = ACCESS_ONCE(vsi->tx_rings[j]); @@ -1577,13 +1610,6 @@ static void i40e_get_strings(struct net_device *netdev, u32 stringset, i40e_gstrings_misc_stats[i].stat_string); p += ETH_GSTRING_LEN; } -#ifdef I40E_FCOE - for (i = 0; i < I40E_FCOE_STATS_LEN; i++) { - snprintf(p, ETH_GSTRING_LEN, "%s", - i40e_gstrings_fcoe_stats[i].stat_string); - p += ETH_GSTRING_LEN; - } -#endif for (i = 0; i < vsi->num_queue_pairs; i++) { snprintf(p, ETH_GSTRING_LEN, "tx-%d.tx_packets", i); p += ETH_GSTRING_LEN; @@ -1648,12 +1674,18 @@ static void i40e_get_strings(struct net_device *netdev, u32 stringset, /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */ break; case ETH_SS_PRIV_FLAGS: - memcpy(data, i40e_priv_flags_strings, - I40E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN); - data += I40E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN; - if (pf->hw.pf_id == 0) - memcpy(data, i40e_gl_priv_flags_strings, - I40E_GL_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN); + for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) { + snprintf(p, ETH_GSTRING_LEN, "%s", + i40e_gstrings_priv_flags[i].flag_string); + p += ETH_GSTRING_LEN; + } + if (pf->hw.pf_id != 0) + break; + for (i = 0; i < I40E_GL_PRIV_FLAGS_STR_LEN; i++) { + snprintf(p, ETH_GSTRING_LEN, "%s", + i40e_gl_gstrings_priv_flags[i].flag_string); + p += ETH_GSTRING_LEN; + } break; default: break; @@ -1819,7 +1851,7 @@ static void i40e_diag_test(struct net_device *netdev, * link then the following link test would have * to be moved to before the reset */ - i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED)); + i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED), true); if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK])) eth_test->flags |= ETH_TEST_FL_FAILED; @@ -1835,7 +1867,7 @@ static void i40e_diag_test(struct net_device *netdev, eth_test->flags |= ETH_TEST_FL_FAILED; clear_bit(__I40E_TESTING, &pf->state); - i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED)); + i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED), true); if (if_running) i40e_open(netdev); @@ -2285,6 +2317,102 @@ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd) } /** + * i40e_check_mask - Check whether a mask field is set + * @mask: the full mask value + * @field; mask of the field to check + * + * If the given mask is fully set, return positive value. If the mask for the + * field is fully unset, return zero. Otherwise return a negative error code. + **/ +static int i40e_check_mask(u64 mask, u64 field) +{ + u64 value = mask & field; + + if (value == field) + return 1; + else if (!value) + return 0; + else + return -1; +} + +/** + * i40e_parse_rx_flow_user_data - Deconstruct user-defined data + * @fsp: pointer to rx flow specification + * @data: pointer to userdef data structure for storage + * + * Read the user-defined data and deconstruct the value into a structure. No + * other code should read the user-defined data, so as to ensure that every + * place consistently reads the value correctly. + * + * The user-defined field is a 64bit Big Endian format value, which we + * deconstruct by reading bits or bit fields from it. Single bit flags shall + * be defined starting from the highest bits, while small bit field values + * shall be defined starting from the lowest bits. + * + * Returns 0 if the data is valid, and non-zero if the userdef data is invalid + * and the filter should be rejected. The data structure will always be + * modified even if FLOW_EXT is not set. + * + **/ +static int i40e_parse_rx_flow_user_data(struct ethtool_rx_flow_spec *fsp, + struct i40e_rx_flow_userdef *data) +{ + u64 value, mask; + int valid; + + /* Zero memory first so it's always consistent. */ + memset(data, 0, sizeof(*data)); + + if (!(fsp->flow_type & FLOW_EXT)) + return 0; + + value = be64_to_cpu(*((__be64 *)fsp->h_ext.data)); + mask = be64_to_cpu(*((__be64 *)fsp->m_ext.data)); + +#define I40E_USERDEF_FLEX_WORD GENMASK_ULL(15, 0) +#define I40E_USERDEF_FLEX_OFFSET GENMASK_ULL(31, 16) +#define I40E_USERDEF_FLEX_FILTER GENMASK_ULL(31, 0) + + valid = i40e_check_mask(mask, I40E_USERDEF_FLEX_FILTER); + if (valid < 0) { + return -EINVAL; + } else if (valid) { + data->flex_word = value & I40E_USERDEF_FLEX_WORD; + data->flex_offset = + (value & I40E_USERDEF_FLEX_OFFSET) >> 16; + data->flex_filter = true; + } + + return 0; +} + +/** + * i40e_fill_rx_flow_user_data - Fill in user-defined data field + * @fsp: pointer to rx_flow specification + * + * Reads the userdef data structure and properly fills in the user defined + * fields of the rx_flow_spec. + **/ +static void i40e_fill_rx_flow_user_data(struct ethtool_rx_flow_spec *fsp, + struct i40e_rx_flow_userdef *data) +{ + u64 value = 0, mask = 0; + + if (data->flex_filter) { + value |= data->flex_word; + value |= (u64)data->flex_offset << 16; + mask |= I40E_USERDEF_FLEX_FILTER; + } + + if (value || mask) + fsp->flow_type |= FLOW_EXT; + + *((__be64 *)fsp->h_ext.data) = cpu_to_be64(value); + *((__be64 *)fsp->m_ext.data) = cpu_to_be64(mask); +} + +/** * i40e_get_ethtool_fdir_all - Populates the rule count of a command * @pf: Pointer to the physical function struct * @cmd: The command to get or set Rx flow classification rules @@ -2335,8 +2463,11 @@ static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf, { struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; + struct i40e_rx_flow_userdef userdef = {0}; struct i40e_fdir_filter *rule = NULL; struct hlist_node *node2; + u64 input_set; + u16 index; hlist_for_each_entry_safe(rule, node2, &pf->fdir_filter_list, fdir_node) { @@ -2359,8 +2490,48 @@ static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf, */ fsp->h_u.tcp_ip4_spec.psrc = rule->dst_port; fsp->h_u.tcp_ip4_spec.pdst = rule->src_port; - fsp->h_u.tcp_ip4_spec.ip4src = rule->dst_ip[0]; - fsp->h_u.tcp_ip4_spec.ip4dst = rule->src_ip[0]; + fsp->h_u.tcp_ip4_spec.ip4src = rule->dst_ip; + fsp->h_u.tcp_ip4_spec.ip4dst = rule->src_ip; + + switch (rule->flow_type) { + case SCTP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_SCTP; + break; + case TCP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; + break; + case UDP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_UDP; + break; + case IP_USER_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_OTHER; + break; + default: + /* If we have stored a filter with a flow type not listed here + * it is almost certainly a driver bug. WARN(), and then + * assign the input_set as if all fields are enabled to avoid + * reading unassigned memory. + */ + WARN(1, "Missing input set index for flow_type %d\n", + rule->flow_type); + input_set = 0xFFFFFFFFFFFFFFFFULL; + goto no_input_set; + } + + input_set = i40e_read_fd_input_set(pf, index); + +no_input_set: + if (input_set & I40E_L3_SRC_MASK) + fsp->m_u.tcp_ip4_spec.ip4src = htonl(0xFFFF); + + if (input_set & I40E_L3_DST_MASK) + fsp->m_u.tcp_ip4_spec.ip4dst = htonl(0xFFFF); + + if (input_set & I40E_L4_SRC_MASK) + fsp->m_u.tcp_ip4_spec.psrc = htons(0xFFFFFFFF); + + if (input_set & I40E_L4_DST_MASK) + fsp->m_u.tcp_ip4_spec.pdst = htons(0xFFFFFFFF); if (rule->dest_ctl == I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET) fsp->ring_cookie = RX_CLS_FLOW_DISC; @@ -2372,11 +2543,24 @@ static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf, vsi = i40e_find_vsi_from_id(pf, rule->dest_vsi); if (vsi && vsi->type == I40E_VSI_SRIOV) { - fsp->h_ext.data[1] = htonl(vsi->vf_id); - fsp->m_ext.data[1] = htonl(0x1); + /* VFs are zero-indexed by the driver, but ethtool + * expects them to be one-indexed, so add one here + */ + u64 ring_vf = vsi->vf_id + 1; + + ring_vf <<= ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; + fsp->ring_cookie |= ring_vf; } } + if (rule->flex_filter) { + userdef.flex_filter = true; + userdef.flex_word = be16_to_cpu(rule->flex_word); + userdef.flex_offset = rule->flex_offset; + } + + i40e_fill_rx_flow_user_data(fsp, &userdef); + return 0; } @@ -2574,24 +2758,6 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) } /** - * i40e_match_fdir_input_set - Match a new filter against an existing one - * @rule: The filter already added - * @input: The new filter to comapre against - * - * Returns true if the two input set match - **/ -static bool i40e_match_fdir_input_set(struct i40e_fdir_filter *rule, - struct i40e_fdir_filter *input) -{ - if ((rule->dst_ip[0] != input->dst_ip[0]) || - (rule->src_ip[0] != input->src_ip[0]) || - (rule->dst_port != input->dst_port) || - (rule->src_port != input->src_port)) - return false; - return true; -} - -/** * i40e_update_ethtool_fdir_entry - Updates the fdir filter entry * @vsi: Pointer to the targeted VSI * @input: The filter to update or NULL to indicate deletion @@ -2626,22 +2792,22 @@ static int i40e_update_ethtool_fdir_entry(struct i40e_vsi *vsi, /* if there is an old rule occupying our place remove it */ if (rule && (rule->fd_id == sw_idx)) { - if (input && !i40e_match_fdir_input_set(rule, input)) - err = i40e_add_del_fdir(vsi, rule, false); - else if (!input) - err = i40e_add_del_fdir(vsi, rule, false); + /* Remove this rule, since we're either deleting it, or + * replacing it. + */ + err = i40e_add_del_fdir(vsi, rule, false); hlist_del(&rule->fdir_node); kfree(rule); pf->fdir_pf_active_filters--; } - /* If no input this was a delete, err should be 0 if a rule was - * successfully found and removed from the list else -EINVAL + /* If we weren't given an input, this is a delete, so just return the + * error code indicating if there was an entry at the requested slot */ if (!input) return err; - /* initialize node and set software index */ + /* Otherwise, install the new rule as requested */ INIT_HLIST_NODE(&input->fdir_node); /* add filter to the list */ @@ -2658,6 +2824,69 @@ static int i40e_update_ethtool_fdir_entry(struct i40e_vsi *vsi, } /** + * i40e_prune_flex_pit_list - Cleanup unused entries in FLX_PIT table + * @pf: pointer to PF structure + * + * This function searches the list of filters and determines which FLX_PIT + * entries are still required. It will prune any entries which are no longer + * in use after the deletion. + **/ +static void i40e_prune_flex_pit_list(struct i40e_pf *pf) +{ + struct i40e_flex_pit *entry, *tmp; + struct i40e_fdir_filter *rule; + + /* First, we'll check the l3 table */ + list_for_each_entry_safe(entry, tmp, &pf->l3_flex_pit_list, list) { + bool found = false; + + hlist_for_each_entry(rule, &pf->fdir_filter_list, fdir_node) { + if (rule->flow_type != IP_USER_FLOW) + continue; + if (rule->flex_filter && + rule->flex_offset == entry->src_offset) { + found = true; + break; + } + } + + /* If we didn't find the filter, then we can prune this entry + * from the list. + */ + if (!found) { + list_del(&entry->list); + kfree(entry); + } + } + + /* Followed by the L4 table */ + list_for_each_entry_safe(entry, tmp, &pf->l4_flex_pit_list, list) { + bool found = false; + + hlist_for_each_entry(rule, &pf->fdir_filter_list, fdir_node) { + /* Skip this filter if it's L3, since we already + * checked those in the above loop + */ + if (rule->flow_type == IP_USER_FLOW) + continue; + if (rule->flex_filter && + rule->flex_offset == entry->src_offset) { + found = true; + break; + } + } + + /* If we didn't find the filter, then we can prune this entry + * from the list. + */ + if (!found) { + list_del(&entry->list); + kfree(entry); + } + } +} + +/** * i40e_del_fdir_entry - Deletes a Flow Director filter entry * @vsi: Pointer to the targeted VSI * @cmd: The command to get or set Rx flow classification rules @@ -2684,11 +2913,691 @@ static int i40e_del_fdir_entry(struct i40e_vsi *vsi, ret = i40e_update_ethtool_fdir_entry(vsi, NULL, fsp->location, cmd); + i40e_prune_flex_pit_list(pf); + i40e_fdir_check_and_reenable(pf); return ret; } /** + * i40e_unused_pit_index - Find an unused PIT index for given list + * @pf: the PF data structure + * + * Find the first unused flexible PIT index entry. We search both the L3 and + * L4 flexible PIT lists so that the returned index is unique and unused by + * either currently programmed L3 or L4 filters. We use a bit field as storage + * to track which indexes are already used. + **/ +static u8 i40e_unused_pit_index(struct i40e_pf *pf) +{ + unsigned long available_index = 0xFF; + struct i40e_flex_pit *entry; + + /* We need to make sure that the new index isn't in use by either L3 + * or L4 filters so that IP_USER_FLOW filters can program both L3 and + * L4 to use the same index. + */ + + list_for_each_entry(entry, &pf->l4_flex_pit_list, list) + clear_bit(entry->pit_index, &available_index); + + list_for_each_entry(entry, &pf->l3_flex_pit_list, list) + clear_bit(entry->pit_index, &available_index); + + return find_first_bit(&available_index, 8); +} + +/** + * i40e_find_flex_offset - Find an existing flex src_offset + * @flex_pit_list: L3 or L4 flex PIT list + * @src_offset: new src_offset to find + * + * Searches the flex_pit_list for an existing offset. If no offset is + * currently programmed, then this will return an ERR_PTR if there is no space + * to add a new offset, otherwise it returns NULL. + **/ +static +struct i40e_flex_pit *i40e_find_flex_offset(struct list_head *flex_pit_list, + u16 src_offset) +{ + struct i40e_flex_pit *entry; + int size = 0; + + /* Search for the src_offset first. If we find a matching entry + * already programmed, we can simply re-use it. + */ + list_for_each_entry(entry, flex_pit_list, list) { + size++; + if (entry->src_offset == src_offset) + return entry; + } + + /* If we haven't found an entry yet, then the provided src offset has + * not yet been programmed. We will program the src offset later on, + * but we need to indicate whether there is enough space to do so + * here. We'll make use of ERR_PTR for this purpose. + */ + if (size >= I40E_FLEX_PIT_TABLE_SIZE) + return ERR_PTR(-ENOSPC); + + return NULL; +} + +/** + * i40e_add_flex_offset - Add src_offset to flex PIT table list + * @flex_pit_list: L3 or L4 flex PIT list + * @src_offset: new src_offset to add + * @pit_index: the PIT index to program + * + * This function programs the new src_offset to the list. It is expected that + * i40e_find_flex_offset has already been tried and returned NULL, indicating + * that this offset is not programmed, and that the list has enough space to + * store another offset. + * + * Returns 0 on success, and negative value on error. + **/ +static int i40e_add_flex_offset(struct list_head *flex_pit_list, + u16 src_offset, + u8 pit_index) +{ + struct i40e_flex_pit *new_pit, *entry; + + new_pit = kzalloc(sizeof(*entry), GFP_KERNEL); + if (!new_pit) + return -ENOMEM; + + new_pit->src_offset = src_offset; + new_pit->pit_index = pit_index; + + /* We need to insert this item such that the list is sorted by + * src_offset in ascending order. + */ + list_for_each_entry(entry, flex_pit_list, list) { + if (new_pit->src_offset < entry->src_offset) { + list_add_tail(&new_pit->list, &entry->list); + return 0; + } + + /* If we found an entry with our offset already programmed we + * can simply return here, after freeing the memory. However, + * if the pit_index does not match we need to report an error. + */ + if (new_pit->src_offset == entry->src_offset) { + int err = 0; + + /* If the PIT index is not the same we can't re-use + * the entry, so we must report an error. + */ + if (new_pit->pit_index != entry->pit_index) + err = -EINVAL; + + kfree(new_pit); + return err; + } + } + + /* If we reached here, then we haven't yet added the item. This means + * that we should add the item at the end of the list. + */ + list_add_tail(&new_pit->list, flex_pit_list); + return 0; +} + +/** + * __i40e_reprogram_flex_pit - Re-program specific FLX_PIT table + * @pf: Pointer to the PF structure + * @flex_pit_list: list of flexible src offsets in use + * #flex_pit_start: index to first entry for this section of the table + * + * In order to handle flexible data, the hardware uses a table of values + * called the FLX_PIT table. This table is used to indicate which sections of + * the input correspond to what PIT index values. Unfortunately, hardware is + * very restrictive about programming this table. Entries must be ordered by + * src_offset in ascending order, without duplicates. Additionally, unused + * entries must be set to the unused index value, and must have valid size and + * length according to the src_offset ordering. + * + * This function will reprogram the FLX_PIT register from a book-keeping + * structure that we guarantee is already ordered correctly, and has no more + * than 3 entries. + * + * To make things easier, we only support flexible values of one word length, + * rather than allowing variable length flexible values. + **/ +static void __i40e_reprogram_flex_pit(struct i40e_pf *pf, + struct list_head *flex_pit_list, + int flex_pit_start) +{ + struct i40e_flex_pit *entry = NULL; + u16 last_offset = 0; + int i = 0, j = 0; + + /* First, loop over the list of flex PIT entries, and reprogram the + * registers. + */ + list_for_each_entry(entry, flex_pit_list, list) { + /* We have to be careful when programming values for the + * largest SRC_OFFSET value. It is possible that adding + * additional empty values at the end would overflow the space + * for the SRC_OFFSET in the FLX_PIT register. To avoid this, + * we check here and add the empty values prior to adding the + * largest value. + * + * To determine this, we will use a loop from i+1 to 3, which + * will determine whether the unused entries would have valid + * SRC_OFFSET. Note that there cannot be extra entries past + * this value, because the only valid values would have been + * larger than I40E_MAX_FLEX_SRC_OFFSET, and thus would not + * have been added to the list in the first place. + */ + for (j = i + 1; j < 3; j++) { + u16 offset = entry->src_offset + j; + int index = flex_pit_start + i; + u32 value = I40E_FLEX_PREP_VAL(I40E_FLEX_DEST_UNUSED, + 1, + offset - 3); + + if (offset > I40E_MAX_FLEX_SRC_OFFSET) { + i40e_write_rx_ctl(&pf->hw, + I40E_PRTQF_FLX_PIT(index), + value); + i++; + } + } + + /* Now, we can program the actual value into the table */ + i40e_write_rx_ctl(&pf->hw, + I40E_PRTQF_FLX_PIT(flex_pit_start + i), + I40E_FLEX_PREP_VAL(entry->pit_index + 50, + 1, + entry->src_offset)); + i++; + } + + /* In order to program the last entries in the table, we need to + * determine the valid offset. If the list is empty, we'll just start + * with 0. Otherwise, we'll start with the last item offset and add 1. + * This ensures that all entries have valid sizes. If we don't do this + * correctly, the hardware will disable flexible field parsing. + */ + if (!list_empty(flex_pit_list)) + last_offset = list_prev_entry(entry, list)->src_offset + 1; + + for (; i < 3; i++, last_offset++) { + i40e_write_rx_ctl(&pf->hw, + I40E_PRTQF_FLX_PIT(flex_pit_start + i), + I40E_FLEX_PREP_VAL(I40E_FLEX_DEST_UNUSED, + 1, + last_offset)); + } +} + +/** + * i40e_reprogram_flex_pit - Reprogram all FLX_PIT tables after input set change + * @pf: pointer to the PF structure + * + * This function reprograms both the L3 and L4 FLX_PIT tables. See the + * internal helper function for implementation details. + **/ +static void i40e_reprogram_flex_pit(struct i40e_pf *pf) +{ + __i40e_reprogram_flex_pit(pf, &pf->l3_flex_pit_list, + I40E_FLEX_PIT_IDX_START_L3); + + __i40e_reprogram_flex_pit(pf, &pf->l4_flex_pit_list, + I40E_FLEX_PIT_IDX_START_L4); + + /* We also need to program the L3 and L4 GLQF ORT register */ + i40e_write_rx_ctl(&pf->hw, + I40E_GLQF_ORT(I40E_L3_GLQF_ORT_IDX), + I40E_ORT_PREP_VAL(I40E_FLEX_PIT_IDX_START_L3, + 3, 1)); + + i40e_write_rx_ctl(&pf->hw, + I40E_GLQF_ORT(I40E_L4_GLQF_ORT_IDX), + I40E_ORT_PREP_VAL(I40E_FLEX_PIT_IDX_START_L4, + 3, 1)); +} + +/** + * i40e_flow_str - Converts a flow_type into a human readable string + * @flow_type: the flow type from a flow specification + * + * Currently only flow types we support are included here, and the string + * value attempts to match what ethtool would use to configure this flow type. + **/ +static const char *i40e_flow_str(struct ethtool_rx_flow_spec *fsp) +{ + switch (fsp->flow_type & ~FLOW_EXT) { + case TCP_V4_FLOW: + return "tcp4"; + case UDP_V4_FLOW: + return "udp4"; + case SCTP_V4_FLOW: + return "sctp4"; + case IP_USER_FLOW: + return "ip4"; + default: + return "unknown"; + } +} + +/** + * i40e_pit_index_to_mask - Return the FLEX mask for a given PIT index + * @pit_index: PIT index to convert + * + * Returns the mask for a given PIT index. Will return 0 if the pit_index is + * of range. + **/ +static u64 i40e_pit_index_to_mask(int pit_index) +{ + switch (pit_index) { + case 0: + return I40E_FLEX_50_MASK; + case 1: + return I40E_FLEX_51_MASK; + case 2: + return I40E_FLEX_52_MASK; + case 3: + return I40E_FLEX_53_MASK; + case 4: + return I40E_FLEX_54_MASK; + case 5: + return I40E_FLEX_55_MASK; + case 6: + return I40E_FLEX_56_MASK; + case 7: + return I40E_FLEX_57_MASK; + default: + return 0; + } +} + +/** + * i40e_print_input_set - Show changes between two input sets + * @vsi: the vsi being configured + * @old: the old input set + * @new: the new input set + * + * Print the difference between old and new input sets by showing which series + * of words are toggled on or off. Only displays the bits we actually support + * changing. + **/ +static void i40e_print_input_set(struct i40e_vsi *vsi, u64 old, u64 new) +{ + struct i40e_pf *pf = vsi->back; + bool old_value, new_value; + int i; + + old_value = !!(old & I40E_L3_SRC_MASK); + new_value = !!(new & I40E_L3_SRC_MASK); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "L3 source address: %s -> %s\n", + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + + old_value = !!(old & I40E_L3_DST_MASK); + new_value = !!(new & I40E_L3_DST_MASK); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "L3 destination address: %s -> %s\n", + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + + old_value = !!(old & I40E_L4_SRC_MASK); + new_value = !!(new & I40E_L4_SRC_MASK); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "L4 source port: %s -> %s\n", + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + + old_value = !!(old & I40E_L4_DST_MASK); + new_value = !!(new & I40E_L4_DST_MASK); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "L4 destination port: %s -> %s\n", + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + + old_value = !!(old & I40E_VERIFY_TAG_MASK); + new_value = !!(new & I40E_VERIFY_TAG_MASK); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "SCTP verification tag: %s -> %s\n", + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + + /* Show change of flexible filter entries */ + for (i = 0; i < I40E_FLEX_INDEX_ENTRIES; i++) { + u64 flex_mask = i40e_pit_index_to_mask(i); + + old_value = !!(old & flex_mask); + new_value = !!(new & flex_mask); + if (old_value != new_value) + netif_info(pf, drv, vsi->netdev, "FLEX index %d: %s -> %s\n", + i, + old_value ? "ON" : "OFF", + new_value ? "ON" : "OFF"); + } + + netif_info(pf, drv, vsi->netdev, " Current input set: %0llx\n", + old); + netif_info(pf, drv, vsi->netdev, "Requested input set: %0llx\n", + new); +} + +/** + * i40e_check_fdir_input_set - Check that a given rx_flow_spec mask is valid + * @vsi: pointer to the targeted VSI + * @fsp: pointer to Rx flow specification + * @userdef: userdefined data from flow specification + * + * Ensures that a given ethtool_rx_flow_spec has a valid mask. Some support + * for partial matches exists with a few limitations. First, hardware only + * supports masking by word boundary (2 bytes) and not per individual bit. + * Second, hardware is limited to using one mask for a flow type and cannot + * use a separate mask for each filter. + * + * To support these limitations, if we already have a configured filter for + * the specified type, this function enforces that new filters of the type + * match the configured input set. Otherwise, if we do not have a filter of + * the specified type, we allow the input set to be updated to match the + * desired filter. + * + * To help ensure that administrators understand why filters weren't displayed + * as supported, we print a diagnostic message displaying how the input set + * would change and warning to delete the preexisting filters if required. + * + * Returns 0 on successful input set match, and a negative return code on + * failure. + **/ +static int i40e_check_fdir_input_set(struct i40e_vsi *vsi, + struct ethtool_rx_flow_spec *fsp, + struct i40e_rx_flow_userdef *userdef) +{ + struct i40e_pf *pf = vsi->back; + struct ethtool_tcpip4_spec *tcp_ip4_spec; + struct ethtool_usrip4_spec *usr_ip4_spec; + u64 current_mask, new_mask; + bool new_flex_offset = false; + bool flex_l3 = false; + u16 *fdir_filter_count; + u16 index, src_offset = 0; + u8 pit_index = 0; + int err; + + switch (fsp->flow_type & ~FLOW_EXT) { + case SCTP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_SCTP; + fdir_filter_count = &pf->fd_sctp4_filter_cnt; + break; + case TCP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; + fdir_filter_count = &pf->fd_tcp4_filter_cnt; + break; + case UDP_V4_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_UDP; + fdir_filter_count = &pf->fd_udp4_filter_cnt; + break; + case IP_USER_FLOW: + index = I40E_FILTER_PCTYPE_NONF_IPV4_OTHER; + fdir_filter_count = &pf->fd_ip4_filter_cnt; + flex_l3 = true; + break; + default: + return -EOPNOTSUPP; + } + + /* Read the current input set from register memory. */ + current_mask = i40e_read_fd_input_set(pf, index); + new_mask = current_mask; + + /* Determine, if any, the required changes to the input set in order + * to support the provided mask. + * + * Hardware only supports masking at word (2 byte) granularity and does + * not support full bitwise masking. This implementation simplifies + * even further and only supports fully enabled or fully disabled + * masks for each field, even though we could split the ip4src and + * ip4dst fields. + */ + switch (fsp->flow_type & ~FLOW_EXT) { + case SCTP_V4_FLOW: + new_mask &= ~I40E_VERIFY_TAG_MASK; + /* Fall through */ + case TCP_V4_FLOW: + case UDP_V4_FLOW: + tcp_ip4_spec = &fsp->m_u.tcp_ip4_spec; + + /* IPv4 source address */ + if (tcp_ip4_spec->ip4src == htonl(0xFFFFFFFF)) + new_mask |= I40E_L3_SRC_MASK; + else if (!tcp_ip4_spec->ip4src) + new_mask &= ~I40E_L3_SRC_MASK; + else + return -EOPNOTSUPP; + + /* IPv4 destination address */ + if (tcp_ip4_spec->ip4dst == htonl(0xFFFFFFFF)) + new_mask |= I40E_L3_DST_MASK; + else if (!tcp_ip4_spec->ip4dst) + new_mask &= ~I40E_L3_DST_MASK; + else + return -EOPNOTSUPP; + + /* L4 source port */ + if (tcp_ip4_spec->psrc == htons(0xFFFF)) + new_mask |= I40E_L4_SRC_MASK; + else if (!tcp_ip4_spec->psrc) + new_mask &= ~I40E_L4_SRC_MASK; + else + return -EOPNOTSUPP; + + /* L4 destination port */ + if (tcp_ip4_spec->pdst == htons(0xFFFF)) + new_mask |= I40E_L4_DST_MASK; + else if (!tcp_ip4_spec->pdst) + new_mask &= ~I40E_L4_DST_MASK; + else + return -EOPNOTSUPP; + + /* Filtering on Type of Service is not supported. */ + if (tcp_ip4_spec->tos) + return -EOPNOTSUPP; + + break; + case IP_USER_FLOW: + usr_ip4_spec = &fsp->m_u.usr_ip4_spec; + + /* IPv4 source address */ + if (usr_ip4_spec->ip4src == htonl(0xFFFFFFFF)) + new_mask |= I40E_L3_SRC_MASK; + else if (!usr_ip4_spec->ip4src) + new_mask &= ~I40E_L3_SRC_MASK; + else + return -EOPNOTSUPP; + + /* IPv4 destination address */ + if (usr_ip4_spec->ip4dst == htonl(0xFFFFFFFF)) + new_mask |= I40E_L3_DST_MASK; + else if (!usr_ip4_spec->ip4dst) + new_mask &= ~I40E_L3_DST_MASK; + else + return -EOPNOTSUPP; + + /* First 4 bytes of L4 header */ + if (usr_ip4_spec->l4_4_bytes == htonl(0xFFFFFFFF)) + new_mask |= I40E_L4_SRC_MASK | I40E_L4_DST_MASK; + else if (!usr_ip4_spec->l4_4_bytes) + new_mask &= ~(I40E_L4_SRC_MASK | I40E_L4_DST_MASK); + else + return -EOPNOTSUPP; + + /* Filtering on Type of Service is not supported. */ + if (usr_ip4_spec->tos) + return -EOPNOTSUPP; + + /* Filtering on IP version is not supported */ + if (usr_ip4_spec->ip_ver) + return -EINVAL; + + /* Filtering on L4 protocol is not supported */ + if (usr_ip4_spec->proto) + return -EINVAL; + + break; + default: + return -EOPNOTSUPP; + } + + /* First, clear all flexible filter entries */ + new_mask &= ~I40E_FLEX_INPUT_MASK; + + /* If we have a flexible filter, try to add this offset to the correct + * flexible filter PIT list. Once finished, we can update the mask. + * If the src_offset changed, we will get a new mask value which will + * trigger an input set change. + */ + if (userdef->flex_filter) { + struct i40e_flex_pit *l3_flex_pit = NULL, *flex_pit = NULL; + + /* Flexible offset must be even, since the flexible payload + * must be aligned on 2-byte boundary. + */ + if (userdef->flex_offset & 0x1) { + dev_warn(&pf->pdev->dev, + "Flexible data offset must be 2-byte aligned\n"); + return -EINVAL; + } + + src_offset = userdef->flex_offset >> 1; + + /* FLX_PIT source offset value is only so large */ + if (src_offset > I40E_MAX_FLEX_SRC_OFFSET) { + dev_warn(&pf->pdev->dev, + "Flexible data must reside within first 64 bytes of the packet payload\n"); + return -EINVAL; + } + + /* See if this offset has already been programmed. If we get + * an ERR_PTR, then the filter is not safe to add. Otherwise, + * if we get a NULL pointer, this means we will need to add + * the offset. + */ + flex_pit = i40e_find_flex_offset(&pf->l4_flex_pit_list, + src_offset); + if (IS_ERR(flex_pit)) + return PTR_ERR(flex_pit); + + /* IP_USER_FLOW filters match both L4 (ICMP) and L3 (unknown) + * packet types, and thus we need to program both L3 and L4 + * flexible values. These must have identical flexible index, + * as otherwise we can't correctly program the input set. So + * we'll find both an L3 and L4 index and make sure they are + * the same. + */ + if (flex_l3) { + l3_flex_pit = + i40e_find_flex_offset(&pf->l3_flex_pit_list, + src_offset); + if (IS_ERR(l3_flex_pit)) + return PTR_ERR(l3_flex_pit); + + if (flex_pit) { + /* If we already had a matching L4 entry, we + * need to make sure that the L3 entry we + * obtained uses the same index. + */ + if (l3_flex_pit) { + if (l3_flex_pit->pit_index != + flex_pit->pit_index) { + return -EINVAL; + } + } else { + new_flex_offset = true; + } + } else { + flex_pit = l3_flex_pit; + } + } + + /* If we didn't find an existing flex offset, we need to + * program a new one. However, we don't immediately program it + * here because we will wait to program until after we check + * that it is safe to change the input set. + */ + if (!flex_pit) { + new_flex_offset = true; + pit_index = i40e_unused_pit_index(pf); + } else { + pit_index = flex_pit->pit_index; + } + + /* Update the mask with the new offset */ + new_mask |= i40e_pit_index_to_mask(pit_index); + } + + /* If the mask and flexible filter offsets for this filter match the + * currently programmed values we don't need any input set change, so + * this filter is safe to install. + */ + if (new_mask == current_mask && !new_flex_offset) + return 0; + + netif_info(pf, drv, vsi->netdev, "Input set change requested for %s flows:\n", + i40e_flow_str(fsp)); + i40e_print_input_set(vsi, current_mask, new_mask); + if (new_flex_offset) { + netif_info(pf, drv, vsi->netdev, "FLEX index %d: Offset -> %d", + pit_index, src_offset); + } + + /* Hardware input sets are global across multiple ports, so even the + * main port cannot change them when in MFP mode as this would impact + * any filters on the other ports. + */ + if (pf->flags & I40E_FLAG_MFP_ENABLED) { + netif_err(pf, drv, vsi->netdev, "Cannot change Flow Director input sets while MFP is enabled\n"); + return -EOPNOTSUPP; + } + + /* This filter requires us to update the input set. However, hardware + * only supports one input set per flow type, and does not support + * separate masks for each filter. This means that we can only support + * a single mask for all filters of a specific type. + * + * If we have preexisting filters, they obviously depend on the + * current programmed input set. Display a diagnostic message in this + * case explaining why the filter could not be accepted. + */ + if (*fdir_filter_count) { + netif_err(pf, drv, vsi->netdev, "Cannot change input set for %s flows until %d preexisting filters are removed\n", + i40e_flow_str(fsp), + *fdir_filter_count); + return -EOPNOTSUPP; + } + + i40e_write_fd_input_set(pf, index, new_mask); + + /* Add the new offset and update table, if necessary */ + if (new_flex_offset) { + err = i40e_add_flex_offset(&pf->l4_flex_pit_list, src_offset, + pit_index); + if (err) + return err; + + if (flex_l3) { + err = i40e_add_flex_offset(&pf->l3_flex_pit_list, + src_offset, + pit_index); + if (err) + return err; + } + + i40e_reprogram_flex_pit(pf); + } + + return 0; +} + +/** * i40e_add_fdir_ethtool - Add/Remove Flow Director filters * @vsi: pointer to the targeted VSI * @cmd: command to get or set RX flow classification rules @@ -2699,11 +3608,13 @@ static int i40e_del_fdir_entry(struct i40e_vsi *vsi, static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi, struct ethtool_rxnfc *cmd) { + struct i40e_rx_flow_userdef userdef; struct ethtool_rx_flow_spec *fsp; struct i40e_fdir_filter *input; + u16 dest_vsi = 0, q_index = 0; struct i40e_pf *pf; int ret = -EINVAL; - u16 vf_id; + u8 dest_ctl; if (!vsi) return -EINVAL; @@ -2712,7 +3623,7 @@ static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi, if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED)) return -EOPNOTSUPP; - if (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED) + if (pf->hw_disabled_flags & I40E_FLAG_FD_SB_ENABLED) return -ENOSPC; if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) || @@ -2724,14 +3635,49 @@ static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi, fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; + /* Parse the user-defined field */ + if (i40e_parse_rx_flow_user_data(fsp, &userdef)) + return -EINVAL; + + /* Extended MAC field is not supported */ + if (fsp->flow_type & FLOW_MAC_EXT) + return -EINVAL; + + ret = i40e_check_fdir_input_set(vsi, fsp, &userdef); + if (ret) + return ret; + if (fsp->location >= (pf->hw.func_caps.fd_filters_best_effort + pf->hw.func_caps.fd_filters_guaranteed)) { return -EINVAL; } - if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) && - (fsp->ring_cookie >= vsi->num_queue_pairs)) - return -EINVAL; + /* ring_cookie is either the drop index, or is a mask of the queue + * index and VF id we wish to target. + */ + if (fsp->ring_cookie == RX_CLS_FLOW_DISC) { + dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET; + } else { + u32 ring = ethtool_get_flow_spec_ring(fsp->ring_cookie); + u8 vf = ethtool_get_flow_spec_ring_vf(fsp->ring_cookie); + + if (!vf) { + if (ring >= vsi->num_queue_pairs) + return -EINVAL; + dest_vsi = vsi->id; + } else { + /* VFs are zero-indexed, so we subtract one here */ + vf--; + + if (vf >= pf->num_alloc_vfs) + return -EINVAL; + if (ring >= pf->vf[vf].num_queue_pairs) + return -EINVAL; + dest_vsi = pf->vf[vf].lan_vsi_id; + } + dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX; + q_index = ring; + } input = kzalloc(sizeof(*input), GFP_KERNEL); @@ -2739,20 +3685,14 @@ static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi, return -ENOMEM; input->fd_id = fsp->location; - - if (fsp->ring_cookie == RX_CLS_FLOW_DISC) - input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET; - else - input->dest_ctl = - I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX; - - input->q_index = fsp->ring_cookie; - input->flex_off = 0; - input->pctype = 0; - input->dest_vsi = vsi->id; + input->q_index = q_index; + input->dest_vsi = dest_vsi; + input->dest_ctl = dest_ctl; input->fd_status = I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID; input->cnt_index = I40E_FD_SB_STAT_IDX(pf->hw.pf_id); - input->flow_type = fsp->flow_type; + input->dst_ip = fsp->h_u.tcp_ip4_spec.ip4src; + input->src_ip = fsp->h_u.tcp_ip4_spec.ip4dst; + input->flow_type = fsp->flow_type & ~FLOW_EXT; input->ip4_proto = fsp->h_u.usr_ip4_spec.proto; /* Reverse the src and dest notion, since the HW expects them to be from @@ -2760,33 +3700,29 @@ static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi, */ input->dst_port = fsp->h_u.tcp_ip4_spec.psrc; input->src_port = fsp->h_u.tcp_ip4_spec.pdst; - input->dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src; - input->src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst; - - if (ntohl(fsp->m_ext.data[1])) { - vf_id = ntohl(fsp->h_ext.data[1]); - if (vf_id >= pf->num_alloc_vfs) { - netif_info(pf, drv, vsi->netdev, - "Invalid VF id %d\n", vf_id); - goto free_input; - } - /* Find vsi id from vf id and override dest vsi */ - input->dest_vsi = pf->vf[vf_id].lan_vsi_id; - if (input->q_index >= pf->vf[vf_id].num_queue_pairs) { - netif_info(pf, drv, vsi->netdev, - "Invalid queue id %d for VF %d\n", - input->q_index, vf_id); - goto free_input; - } + input->dst_ip = fsp->h_u.tcp_ip4_spec.ip4src; + input->src_ip = fsp->h_u.tcp_ip4_spec.ip4dst; + + if (userdef.flex_filter) { + input->flex_filter = true; + input->flex_word = cpu_to_be16(userdef.flex_word); + input->flex_offset = userdef.flex_offset; } ret = i40e_add_del_fdir(vsi, input, true); -free_input: if (ret) - kfree(input); - else - i40e_update_ethtool_fdir_entry(vsi, input, fsp->location, NULL); + goto free_input; + + /* Add the input filter to the fdir_input_list, possibly replacing + * a previous filter. Do not free the input structure after adding it + * to the list as this would cause a use-after-free bug. + */ + i40e_update_ethtool_fdir_entry(vsi, input, fsp->location, NULL); + return 0; + +free_input: + kfree(input); return ret; } @@ -3036,7 +3972,7 @@ static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir, * @dev: network interface device structure * * The get string set count and the string set should be matched for each - * flag returned. Add new strings for each flag to the i40e_priv_flags_strings + * flag returned. Add new strings for each flag to the i40e_gstrings_priv_flags * array. * * Returns a u32 bitmap of flags. @@ -3046,19 +3982,27 @@ static u32 i40e_get_priv_flags(struct net_device *dev) struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - u32 ret_flags = 0; + u32 i, j, ret_flags = 0; + + for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) { + const struct i40e_priv_flags *priv_flags; + + priv_flags = &i40e_gstrings_priv_flags[i]; + + if (priv_flags->flag & pf->flags) + ret_flags |= BIT(i); + } + + if (pf->hw.pf_id != 0) + return ret_flags; + + for (j = 0; j < I40E_GL_PRIV_FLAGS_STR_LEN; j++) { + const struct i40e_priv_flags *priv_flags; - ret_flags |= pf->flags & I40E_FLAG_LINK_POLLING_ENABLED ? - I40E_PRIV_FLAGS_LINKPOLL_FLAG : 0; - ret_flags |= pf->flags & I40E_FLAG_FD_ATR_ENABLED ? - I40E_PRIV_FLAGS_FD_ATR : 0; - ret_flags |= pf->flags & I40E_FLAG_VEB_STATS_ENABLED ? - I40E_PRIV_FLAGS_VEB_STATS : 0; - ret_flags |= pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE ? - 0 : I40E_PRIV_FLAGS_HW_ATR_EVICT; - if (pf->hw.pf_id == 0) { - ret_flags |= pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT ? - I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT : 0; + priv_flags = &i40e_gl_gstrings_priv_flags[j]; + + if (priv_flags->flag & pf->flags) + ret_flags |= BIT(i + j); } return ret_flags; @@ -3074,54 +4018,66 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags) struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - u16 sw_flags = 0, valid_flags = 0; - bool reset_required = false; - bool promisc_change = false; - int ret; + u64 changed_flags; + u32 i, j; - /* NOTE: MFP is not settable */ + changed_flags = pf->flags; - if (flags & I40E_PRIV_FLAGS_LINKPOLL_FLAG) - pf->flags |= I40E_FLAG_LINK_POLLING_ENABLED; - else - pf->flags &= ~I40E_FLAG_LINK_POLLING_ENABLED; + for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) { + const struct i40e_priv_flags *priv_flags; - /* allow the user to control the state of the Flow - * Director ATR (Application Targeted Routing) feature - * of the driver + priv_flags = &i40e_gstrings_priv_flags[i]; + + if (priv_flags->read_only) + continue; + + if (flags & BIT(i)) + pf->flags |= priv_flags->flag; + else + pf->flags &= ~(priv_flags->flag); + } + + if (pf->hw.pf_id != 0) + goto flags_complete; + + for (j = 0; j < I40E_GL_PRIV_FLAGS_STR_LEN; j++) { + const struct i40e_priv_flags *priv_flags; + + priv_flags = &i40e_gl_gstrings_priv_flags[j]; + + if (priv_flags->read_only) + continue; + + if (flags & BIT(i + j)) + pf->flags |= priv_flags->flag; + else + pf->flags &= ~(priv_flags->flag); + } + +flags_complete: + /* check for flags that changed */ + changed_flags ^= pf->flags; + + /* Process any additional changes needed as a result of flag changes. + * The changed_flags value reflects the list of bits that were + * changed in the code above. */ - if (flags & I40E_PRIV_FLAGS_FD_ATR) { - pf->flags |= I40E_FLAG_FD_ATR_ENABLED; - } else { - pf->flags &= ~I40E_FLAG_FD_ATR_ENABLED; - pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; - /* flush current ATR settings */ + /* Flush current ATR settings if ATR was disabled */ + if ((changed_flags & I40E_FLAG_FD_ATR_ENABLED) && + !(pf->flags & I40E_FLAG_FD_ATR_ENABLED)) { + pf->hw_disabled_flags |= I40E_FLAG_FD_ATR_ENABLED; set_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state); } - if ((flags & I40E_PRIV_FLAGS_VEB_STATS) && - !(pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) { - pf->flags |= I40E_FLAG_VEB_STATS_ENABLED; - reset_required = true; - } else if (!(flags & I40E_PRIV_FLAGS_VEB_STATS) && - (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) { - pf->flags &= ~I40E_FLAG_VEB_STATS_ENABLED; - reset_required = true; - } - - if (pf->hw.pf_id == 0) { - if ((flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) && - !(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) { - pf->flags |= I40E_FLAG_TRUE_PROMISC_SUPPORT; - promisc_change = true; - } else if (!(flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) && - (pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) { - pf->flags &= ~I40E_FLAG_TRUE_PROMISC_SUPPORT; - promisc_change = true; - } - } - if (promisc_change) { + /* Only allow ATR evict on hardware that is capable of handling it */ + if (pf->hw_disabled_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) + pf->flags &= ~I40E_FLAG_HW_ATR_EVICT_CAPABLE; + + if (changed_flags & I40E_FLAG_TRUE_PROMISC_SUPPORT) { + u16 sw_flags = 0, valid_flags = 0; + int ret; + if (!(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) sw_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC; valid_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC; @@ -3137,22 +4093,17 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags) } } - if ((flags & I40E_PRIV_FLAGS_HW_ATR_EVICT) && - (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE)) - pf->auto_disable_flags &= ~I40E_FLAG_HW_ATR_EVICT_CAPABLE; - else - pf->auto_disable_flags |= I40E_FLAG_HW_ATR_EVICT_CAPABLE; - - /* if needed, issue reset to cause things to take effect */ - if (reset_required) - i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED)); + /* Issue reset to cause things to take effect, as additional bits + * are added we will need to create a mask of bits requiring reset + */ + if ((changed_flags & I40E_FLAG_VEB_STATS_ENABLED) || + ((changed_flags & I40E_FLAG_LEGACY_RX) && netif_running(dev))) + i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED), true); return 0; } static const struct ethtool_ops i40e_ethtool_ops = { - .get_settings = i40e_get_settings, - .set_settings = i40e_set_settings, .get_drvinfo = i40e_get_drvinfo, .get_regs_len = i40e_get_regs_len, .get_regs = i40e_get_regs, @@ -3189,6 +4140,8 @@ static const struct ethtool_ops i40e_ethtool_ops = { .set_priv_flags = i40e_set_priv_flags, .get_per_queue_coalesce = i40e_get_per_queue_coalesce, .set_per_queue_coalesce = i40e_set_per_queue_coalesce, + .get_link_ksettings = i40e_get_link_ksettings, + .set_link_ksettings = i40e_set_link_ksettings, }; void i40e_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 82a95cc2c8ee..b6ec9beeebff 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -39,9 +39,9 @@ static const char i40e_driver_string[] = #define DRV_KERN "-k" -#define DRV_VERSION_MAJOR 1 -#define DRV_VERSION_MINOR 6 -#define DRV_VERSION_BUILD 27 +#define DRV_VERSION_MAJOR 2 +#define DRV_VERSION_MINOR 1 +#define DRV_VERSION_BUILD 7 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) DRV_KERN @@ -50,13 +50,16 @@ static const char i40e_copyright[] = "Copyright (c) 2013 - 2014 Intel Corporatio /* a bit of forward declarations */ static void i40e_vsi_reinit_locked(struct i40e_vsi *vsi); -static void i40e_handle_reset_warning(struct i40e_pf *pf); +static void i40e_handle_reset_warning(struct i40e_pf *pf, bool lock_acquired); static int i40e_add_vsi(struct i40e_vsi *vsi); static int i40e_add_veb(struct i40e_veb *veb, struct i40e_vsi *vsi); static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit); static int i40e_setup_misc_vector(struct i40e_pf *pf); static void i40e_determine_queue_usage(struct i40e_pf *pf); static int i40e_setup_pf_filter_control(struct i40e_pf *pf); +static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired); +static int i40e_reset(struct i40e_pf *pf); +static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired); static void i40e_fdir_sb_setup(struct i40e_pf *pf); static int i40e_veb_get_bw_info(struct i40e_veb *veb); @@ -299,11 +302,7 @@ void i40e_service_event_schedule(struct i40e_pf *pf) * device is munged, not just the one netdev port, so go for the full * reset. **/ -#ifdef I40E_FCOE -void i40e_tx_timeout(struct net_device *netdev) -#else static void i40e_tx_timeout(struct net_device *netdev) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -408,10 +407,7 @@ struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi) * Returns the address of the device statistics structure. * The statistics are actually updated from the service task. **/ -#ifndef I40E_FCOE -static -#endif -void i40e_get_netdev_stats_struct(struct net_device *netdev, +static void i40e_get_netdev_stats_struct(struct net_device *netdev, struct rtnl_link_stats64 *stats) { struct i40e_netdev_priv *np = netdev_priv(netdev); @@ -723,55 +719,6 @@ static void i40e_update_veb_stats(struct i40e_veb *veb) veb->stat_offsets_loaded = true; } -#ifdef I40E_FCOE -/** - * i40e_update_fcoe_stats - Update FCoE-specific ethernet statistics counters. - * @vsi: the VSI that is capable of doing FCoE - **/ -static void i40e_update_fcoe_stats(struct i40e_vsi *vsi) -{ - struct i40e_pf *pf = vsi->back; - struct i40e_hw *hw = &pf->hw; - struct i40e_fcoe_stats *ofs; - struct i40e_fcoe_stats *fs; /* device's eth stats */ - int idx; - - if (vsi->type != I40E_VSI_FCOE) - return; - - idx = hw->pf_id + I40E_FCOE_PF_STAT_OFFSET; - fs = &vsi->fcoe_stats; - ofs = &vsi->fcoe_stats_offsets; - - i40e_stat_update32(hw, I40E_GL_FCOEPRC(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->rx_fcoe_packets, &fs->rx_fcoe_packets); - i40e_stat_update48(hw, I40E_GL_FCOEDWRCH(idx), I40E_GL_FCOEDWRCL(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->rx_fcoe_dwords, &fs->rx_fcoe_dwords); - i40e_stat_update32(hw, I40E_GL_FCOERPDC(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->rx_fcoe_dropped, &fs->rx_fcoe_dropped); - i40e_stat_update32(hw, I40E_GL_FCOEPTC(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->tx_fcoe_packets, &fs->tx_fcoe_packets); - i40e_stat_update48(hw, I40E_GL_FCOEDWTCH(idx), I40E_GL_FCOEDWTCL(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->tx_fcoe_dwords, &fs->tx_fcoe_dwords); - i40e_stat_update32(hw, I40E_GL_FCOECRC(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->fcoe_bad_fccrc, &fs->fcoe_bad_fccrc); - i40e_stat_update32(hw, I40E_GL_FCOELAST(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->fcoe_last_error, &fs->fcoe_last_error); - i40e_stat_update32(hw, I40E_GL_FCOEDDPC(idx), - vsi->fcoe_stat_offsets_loaded, - &ofs->fcoe_ddp_count, &fs->fcoe_ddp_count); - - vsi->fcoe_stat_offsets_loaded = true; -} - -#endif /** * i40e_update_vsi_stats - Update the vsi statistics counters. * @vsi: the VSI to be updated @@ -790,7 +737,6 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) struct i40e_eth_stats *oes; struct i40e_eth_stats *es; /* device's eth stats */ u32 tx_restart, tx_busy; - u64 tx_lost_interrupt; struct i40e_ring *p; u32 rx_page, rx_buf; u64 bytes, packets; @@ -816,7 +762,6 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) rx_b = rx_p = 0; tx_b = tx_p = 0; tx_restart = tx_busy = tx_linearize = tx_force_wb = 0; - tx_lost_interrupt = 0; rx_page = 0; rx_buf = 0; rcu_read_lock(); @@ -835,7 +780,6 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) tx_busy += p->tx_stats.tx_busy; tx_linearize += p->tx_stats.tx_linearize; tx_force_wb += p->tx_stats.tx_force_wb; - tx_lost_interrupt += p->tx_stats.tx_lost_interrupt; /* Rx queue is part of the same block as Tx queue */ p = &p[1]; @@ -854,7 +798,6 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) vsi->tx_busy = tx_busy; vsi->tx_linearize = tx_linearize; vsi->tx_force_wb = tx_force_wb; - vsi->tx_lost_interrupt = tx_lost_interrupt; vsi->rx_page_failed = rx_page; vsi->rx_buf_failed = rx_buf; @@ -1101,13 +1044,13 @@ static void i40e_update_pf_stats(struct i40e_pf *pf) &osd->rx_lpi_count, &nsd->rx_lpi_count); if (pf->flags & I40E_FLAG_FD_SB_ENABLED && - !(pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)) + !(pf->hw_disabled_flags & I40E_FLAG_FD_SB_ENABLED)) nsd->fd_sb_status = true; else nsd->fd_sb_status = false; if (pf->flags & I40E_FLAG_FD_ATR_ENABLED && - !(pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED)) + !(pf->hw_disabled_flags & I40E_FLAG_FD_ATR_ENABLED)) nsd->fd_atr_status = true; else nsd->fd_atr_status = false; @@ -1129,9 +1072,6 @@ void i40e_update_stats(struct i40e_vsi *vsi) i40e_update_pf_stats(pf); i40e_update_vsi_stats(vsi); -#ifdef I40E_FCOE - i40e_update_fcoe_stats(vsi); -#endif } /** @@ -1562,11 +1502,7 @@ int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr) * * Returns 0 on success, negative on failure **/ -#ifdef I40E_FCOE -int i40e_set_mac(struct net_device *netdev, void *p) -#else static int i40e_set_mac(struct net_device *netdev, void *p) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -1626,17 +1562,10 @@ static int i40e_set_mac(struct net_device *netdev, void *p) * * Setup VSI queue mapping for enabled traffic classes. **/ -#ifdef I40E_FCOE -void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, - struct i40e_vsi_context *ctxt, - u8 enabled_tc, - bool is_add) -#else static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt, u8 enabled_tc, bool is_add) -#endif { struct i40e_pf *pf = vsi->back; u16 sections = 0; @@ -1686,11 +1615,6 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, qcount = min_t(int, pf->alloc_rss_size, num_tc_qps); break; -#ifdef I40E_FCOE - case I40E_VSI_FCOE: - qcount = num_tc_qps; - break; -#endif case I40E_VSI_FDIR: case I40E_VSI_SRIOV: case I40E_VSI_VMDQ2: @@ -1800,11 +1724,7 @@ static int i40e_addr_unsync(struct net_device *netdev, const u8 *addr) * i40e_set_rx_mode - NDO callback to set the netdev filters * @netdev: network interface device structure **/ -#ifdef I40E_FCOE -void i40e_set_rx_mode(struct net_device *netdev) -#else static void i40e_set_rx_mode(struct net_device *netdev) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -1883,19 +1803,12 @@ static void i40e_undo_add_filter_entries(struct i40e_vsi *vsi, static struct i40e_new_mac_filter *i40e_next_filter(struct i40e_new_mac_filter *next) { - while (next) { - next = hlist_entry(next->hlist.next, - typeof(struct i40e_new_mac_filter), - hlist); - - /* keep going if we found a broadcast filter */ - if (next && is_broadcast_ether_addr(next->f->macaddr)) - continue; - - break; + hlist_for_each_entry_continue(next, hlist) { + if (!is_broadcast_ether_addr(next->f->macaddr)) + return next; } - return next; + return NULL; } /** @@ -2487,13 +2400,15 @@ static int i40e_change_mtu(struct net_device *netdev, int new_mtu) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; netdev_info(netdev, "changing MTU from %d to %d\n", netdev->mtu, new_mtu); netdev->mtu = new_mtu; if (netif_running(netdev)) i40e_vsi_reinit_locked(vsi); - i40e_notify_client_of_l2_param_changes(vsi); + pf->flags |= (I40E_FLAG_SERVICE_CLIENT_REQUESTED | + I40E_FLAG_CLIENT_L2_CHANGE); return 0; } @@ -2707,13 +2622,8 @@ void i40e_vsi_kill_vlan(struct i40e_vsi *vsi, u16 vid) * * net_device_ops implementation for adding vlan ids **/ -#ifdef I40E_FCOE -int i40e_vlan_rx_add_vid(struct net_device *netdev, - __always_unused __be16 proto, u16 vid) -#else static int i40e_vlan_rx_add_vid(struct net_device *netdev, __always_unused __be16 proto, u16 vid) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -2744,13 +2654,8 @@ static int i40e_vlan_rx_add_vid(struct net_device *netdev, * * net_device_ops implementation for removing vlan ids **/ -#ifdef I40E_FCOE -int i40e_vlan_rx_kill_vid(struct net_device *netdev, - __always_unused __be16 proto, u16 vid) -#else static int i40e_vlan_rx_kill_vid(struct net_device *netdev, __always_unused __be16 proto, u16 vid) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -2920,9 +2825,6 @@ static int i40e_vsi_setup_rx_resources(struct i40e_vsi *vsi) for (i = 0; i < vsi->num_queue_pairs && !err; i++) err = i40e_setup_rx_descriptors(vsi->rx_rings[i]); -#ifdef I40E_FCOE - i40e_fcoe_setup_ddp_resources(vsi); -#endif return err; } @@ -2942,9 +2844,6 @@ static void i40e_vsi_free_rx_resources(struct i40e_vsi *vsi) for (i = 0; i < vsi->num_queue_pairs; i++) if (vsi->rx_rings[i] && vsi->rx_rings[i]->desc) i40e_free_rx_resources(vsi->rx_rings[i]); -#ifdef I40E_FCOE - i40e_fcoe_free_ddp_resources(vsi); -#endif } /** @@ -3015,9 +2914,6 @@ static int i40e_configure_tx_ring(struct i40e_ring *ring) tx_ctx.qlen = ring->count; tx_ctx.fd_ena = !!(vsi->back->flags & (I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED)); -#ifdef I40E_FCOE - tx_ctx.fc_ena = (vsi->type == I40E_VSI_FCOE); -#endif tx_ctx.timesync_ena = !!(vsi->back->flags & I40E_FLAG_PTP); /* FDIR VSI tx ring can still use RS bit and writebacks */ if (vsi->type != I40E_VSI_FDIR) @@ -3098,7 +2994,8 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) ring->rx_buf_len = vsi->rx_buf_len; - rx_ctx.dbuff = ring->rx_buf_len >> I40E_RXQ_CTX_DBUFF_SHIFT; + rx_ctx.dbuff = DIV_ROUND_UP(ring->rx_buf_len, + BIT_ULL(I40E_RXQ_CTX_DBUFF_SHIFT)); rx_ctx.base = (ring->dma / 128); rx_ctx.qlen = ring->count; @@ -3120,9 +3017,6 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) rx_ctx.l2tsel = 1; /* this controls whether VLAN is stripped from inner headers */ rx_ctx.showiv = 0; -#ifdef I40E_FCOE - rx_ctx.fc_ena = (vsi->type == I40E_VSI_FCOE); -#endif /* set the prefena field to 1 because the manual says to */ rx_ctx.prefena = 1; @@ -3144,6 +3038,12 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) return -ENOMEM; } + /* configure Rx buffer alignment */ + if (!vsi->netdev || (vsi->back->flags & I40E_FLAG_LEGACY_RX)) + clear_ring_build_skb_enabled(ring); + else + set_ring_build_skb_enabled(ring); + /* cache tail for quicker writes, and clear the reg before use */ ring->tail = hw->hw_addr + I40E_QRX_TAIL(pf_q); writel(0, ring->tail); @@ -3181,27 +3081,21 @@ static int i40e_vsi_configure_rx(struct i40e_vsi *vsi) int err = 0; u16 i; - if (vsi->netdev && (vsi->netdev->mtu > ETH_DATA_LEN)) - vsi->max_frame = vsi->netdev->mtu + ETH_HLEN - + ETH_FCS_LEN + VLAN_HLEN; - else - vsi->max_frame = I40E_RXBUFFER_2048; - - vsi->rx_buf_len = I40E_RXBUFFER_2048; - -#ifdef I40E_FCOE - /* setup rx buffer for FCoE */ - if ((vsi->type == I40E_VSI_FCOE) && - (vsi->back->flags & I40E_FLAG_FCOE_ENABLED)) { - vsi->rx_buf_len = I40E_RXBUFFER_3072; - vsi->max_frame = I40E_RXBUFFER_3072; + if (!vsi->netdev || (vsi->back->flags & I40E_FLAG_LEGACY_RX)) { + vsi->max_frame = I40E_MAX_RXBUFFER; + vsi->rx_buf_len = I40E_RXBUFFER_2048; +#if (PAGE_SIZE < 8192) + } else if (!I40E_2K_TOO_SMALL_WITH_PADDING && + (vsi->netdev->mtu <= ETH_DATA_LEN)) { + vsi->max_frame = I40E_RXBUFFER_1536 - NET_IP_ALIGN; + vsi->rx_buf_len = I40E_RXBUFFER_1536 - NET_IP_ALIGN; +#endif + } else { + vsi->max_frame = I40E_MAX_RXBUFFER; + vsi->rx_buf_len = (PAGE_SIZE < 8192) ? I40E_RXBUFFER_3072 : + I40E_RXBUFFER_2048; } -#endif /* I40E_FCOE */ - /* round up for the chip's needs */ - vsi->rx_buf_len = ALIGN(vsi->rx_buf_len, - BIT_ULL(I40E_RXQ_CTX_DBUFF_SHIFT)); - /* set up individual rings */ for (i = 0; i < vsi->num_queue_pairs && !err; i++) err = i40e_configure_rx_ring(vsi->rx_rings[i]); @@ -3281,6 +3175,12 @@ static void i40e_fdir_filter_restore(struct i40e_vsi *vsi) if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED)) return; + /* Reset FDir counters as we're replaying all existing filters */ + pf->fd_tcp4_filter_cnt = 0; + pf->fd_udp4_filter_cnt = 0; + pf->fd_sctp4_filter_cnt = 0; + pf->fd_ip4_filter_cnt = 0; + hlist_for_each_entry_safe(filter, node, &pf->fdir_filter_list, fdir_node) { i40e_add_del_fdir(vsi, filter, true); @@ -3993,11 +3893,7 @@ static int i40e_vsi_request_irq(struct i40e_vsi *vsi, char *basename) * This is used by netconsole to send skbs without having to re-enable * interrupts. It's not called while the normal interrupt routine is executing. **/ -#ifdef I40E_FCOE -void i40e_netpoll(struct net_device *netdev) -#else static void i40e_netpoll(struct net_device *netdev) -#endif { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; @@ -4100,8 +3996,6 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) } } - if (hw->revision_id == 0) - mdelay(50); return ret; } @@ -4180,6 +4074,12 @@ static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) } } + /* Due to HW errata, on Rx disable only, the register can indicate done + * before it really is. Needs 50ms to be sure + */ + if (!enable) + mdelay(50); + return ret; } @@ -4471,17 +4371,16 @@ static void i40e_napi_disable_all(struct i40e_vsi *vsi) **/ static void i40e_vsi_close(struct i40e_vsi *vsi) { - bool reset = false; - + struct i40e_pf *pf = vsi->back; if (!test_and_set_bit(__I40E_DOWN, &vsi->state)) i40e_down(vsi); i40e_vsi_free_irq(vsi); i40e_vsi_free_tx_resources(vsi); i40e_vsi_free_rx_resources(vsi); vsi->current_netdev_flags = 0; - if (test_bit(__I40E_RESET_RECOVERY_PENDING, &vsi->back->state)) - reset = true; - i40e_notify_client_of_netdev_close(vsi, reset); + pf->flags |= I40E_FLAG_SERVICE_CLIENT_REQUESTED; + if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state)) + pf->flags |= I40E_FLAG_CLIENT_RESET; } /** @@ -4493,14 +4392,6 @@ static void i40e_quiesce_vsi(struct i40e_vsi *vsi) if (test_bit(__I40E_DOWN, &vsi->state)) return; - /* No need to disable FCoE VSI when Tx suspended */ - if ((test_bit(__I40E_PORT_TX_SUSPENDED, &vsi->back->state)) && - vsi->type == I40E_VSI_FCOE) { - dev_dbg(&vsi->back->pdev->dev, - "VSI seid %d skipping FCoE VSI disable\n", vsi->seid); - return; - } - set_bit(__I40E_NEEDS_RESTART, &vsi->state); if (vsi->netdev && netif_running(vsi->netdev)) vsi->netdev->netdev_ops->ndo_stop(vsi->netdev); @@ -4557,7 +4448,7 @@ static void i40e_pf_unquiesce_all_vsi(struct i40e_pf *pf) * i40e_vsi_wait_queues_disabled - Wait for VSI's queues to be disabled * @vsi: the VSI being configured * - * This function waits for the given VSI's queues to be disabled. + * Wait until all queues on a given VSI have been disabled. **/ static int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi) { @@ -4566,7 +4457,7 @@ static int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi) pf_q = vsi->base_queue; for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { - /* Check and wait for the disable status of the queue */ + /* Check and wait for the Tx queue */ ret = i40e_pf_txq_wait(pf, pf_q, false); if (ret) { dev_info(&pf->pdev->dev, @@ -4574,11 +4465,7 @@ static int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi) vsi->seid, pf_q); return ret; } - } - - pf_q = vsi->base_queue; - for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { - /* Check and wait for the disable status of the queue */ + /* Check and wait for the Tx queue */ ret = i40e_pf_rxq_wait(pf, pf_q, false); if (ret) { dev_info(&pf->pdev->dev, @@ -4603,8 +4490,7 @@ static int i40e_pf_wait_queues_disabled(struct i40e_pf *pf) int v, ret = 0; for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { - /* No need to wait for FCoE VSI queues */ - if (pf->vsi[v] && pf->vsi[v]->type != I40E_VSI_FCOE) { + if (pf->vsi[v]) { ret = i40e_vsi_wait_queues_disabled(pf->vsi[v]); if (ret) break; @@ -4622,16 +4508,15 @@ static int i40e_pf_wait_queues_disabled(struct i40e_pf *pf) * @vsi: Pointer to VSI struct * * This function checks specified queue for given VSI. Detects hung condition. - * Sets hung bit since it is two step process. Before next run of service task - * if napi_poll runs, it reset 'hung' bit for respective q_vector. If not, - * hung condition remain unchanged and during subsequent run, this function - * issues SW interrupt to recover from hung condition. + * We proactively detect hung TX queues by checking if interrupts are disabled + * but there are pending descriptors. If it appears hung, attempt to recover + * by triggering a SW interrupt. **/ static void i40e_detect_recover_hung_queue(int q_idx, struct i40e_vsi *vsi) { struct i40e_ring *tx_ring = NULL; struct i40e_pf *pf; - u32 head, val, tx_pending_hw; + u32 val, tx_pending; int i; pf = vsi->back; @@ -4657,47 +4542,15 @@ static void i40e_detect_recover_hung_queue(int q_idx, struct i40e_vsi *vsi) else val = rd32(&pf->hw, I40E_PFINT_DYN_CTL0); - head = i40e_get_head(tx_ring); - - tx_pending_hw = i40e_get_tx_pending(tx_ring, false); - - /* HW is done executing descriptors, updated HEAD write back, - * but SW hasn't processed those descriptors. If interrupt is - * not generated from this point ON, it could result into - * dev_watchdog detecting timeout on those netdev_queue, - * hence proactively trigger SW interrupt. - */ - if (tx_pending_hw && (!(val & I40E_PFINT_DYN_CTLN_INTENA_MASK))) { - /* NAPI Poll didn't run and clear since it was set */ - if (test_and_clear_bit(I40E_Q_VECTOR_HUNG_DETECT, - &tx_ring->q_vector->hung_detected)) { - netdev_info(vsi->netdev, "VSI_seid %d, Hung TX queue %d, tx_pending_hw: %d, NTC:0x%x, HWB: 0x%x, NTU: 0x%x, TAIL: 0x%x\n", - vsi->seid, q_idx, tx_pending_hw, - tx_ring->next_to_clean, head, - tx_ring->next_to_use, - readl(tx_ring->tail)); - netdev_info(vsi->netdev, "VSI_seid %d, Issuing force_wb for TX queue %d, Interrupt Reg: 0x%x\n", - vsi->seid, q_idx, val); - i40e_force_wb(vsi, tx_ring->q_vector); - } else { - /* First Chance - detected possible hung */ - set_bit(I40E_Q_VECTOR_HUNG_DETECT, - &tx_ring->q_vector->hung_detected); - } - } + tx_pending = i40e_get_tx_pending(tx_ring); - /* This is the case where we have interrupts missing, - * so the tx_pending in HW will most likely be 0, but we - * will have tx_pending in SW since the WB happened but the - * interrupt got lost. + /* Interrupts are disabled and TX pending is non-zero, + * trigger the SW interrupt (don't wait). Worst case + * there will be one extra interrupt which may result + * into not cleaning any queues because queues are cleaned. */ - if ((!tx_pending_hw) && i40e_get_tx_pending(tx_ring, true) && - (!(val & I40E_PFINT_DYN_CTLN_INTENA_MASK))) { - local_bh_disable(); - if (napi_reschedule(&tx_ring->q_vector->napi)) - tx_ring->tx_stats.tx_lost_interrupt++; - local_bh_enable(); - } + if (tx_pending && (!(val & I40E_PFINT_DYN_CTLN_INTENA_MASK))) + i40e_force_wb(vsi, tx_ring->q_vector); } /** @@ -5228,20 +5081,12 @@ static void i40e_dcb_reconfigure(struct i40e_pf *pf) continue; /* - Enable all TCs for the LAN VSI -#ifdef I40E_FCOE - * - For FCoE VSI only enable the TC configured - * as per the APP TLV -#endif * - For all others keep them at TC0 for now */ if (v == pf->lan_vsi) tc_map = i40e_pf_get_tc_map(pf); else tc_map = I40E_DEFAULT_TRAFFIC_CLASS; -#ifdef I40E_FCOE - if (pf->vsi[v]->type == I40E_VSI_FCOE) - tc_map = i40e_get_fcoe_tc_map(pf); -#endif /* #ifdef I40E_FCOE */ ret = i40e_vsi_config_tc(pf->vsi[v], tc_map); if (ret) { @@ -5308,10 +5153,6 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf) (hw->dcbx_status == I40E_DCBX_STATUS_DISABLED)) { dev_info(&pf->pdev->dev, "DCBX offload is not supported or is disabled for this PF.\n"); - - if (pf->flags & I40E_FLAG_MFP_ENABLED) - goto out; - } else { /* When status is not DISABLED then DCBX in FW */ pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED | @@ -5472,13 +5313,8 @@ static int i40e_up_complete(struct i40e_vsi *vsi) /* replay FDIR SB filters */ if (vsi->type == I40E_VSI_FDIR) { /* reset fd counters */ - pf->fd_add_err = pf->fd_atr_cnt = 0; - if (pf->fd_tcp_rule > 0) { - pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; - if (I40E_DEBUG_FD & pf->hw.debug_mask) - dev_info(&pf->pdev->dev, "Forcing ATR off, sideband rules for TCP/IPv4 exist\n"); - pf->fd_tcp_rule = 0; - } + pf->fd_add_err = 0; + pf->fd_atr_cnt = 0; i40e_fdir_filter_restore(vsi); } @@ -5550,8 +5386,6 @@ void i40e_down(struct i40e_vsi *vsi) i40e_clean_rx_ring(vsi->rx_rings[i]); } - i40e_notify_client_of_netdev_close(vsi, false); - } /** @@ -5612,17 +5446,15 @@ exit: return ret; } -#ifdef I40E_FCOE -int __i40e_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, - struct tc_to_netdev *tc) -#else static int __i40e_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, struct tc_to_netdev *tc) -#endif { - if (handle != TC_H_ROOT || tc->type != TC_SETUP_MQPRIO) + if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return i40e_setup_tc(netdev, tc->tc); + + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return i40e_setup_tc(netdev, tc->mqprio->num_tc); } /** @@ -5675,6 +5507,8 @@ int i40e_open(struct net_device *netdev) * Finish initialization of the VSI. * * Returns 0 on success, negative value on failure + * + * Note: expects to be called while under rtnl_lock() **/ int i40e_vsi_open(struct i40e_vsi *vsi) { @@ -5738,7 +5572,7 @@ err_setup_rx: err_setup_tx: i40e_vsi_free_tx_resources(vsi); if (vsi == pf->vsi[pf->lan_vsi]) - i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED)); + i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED), true); return err; } @@ -5753,6 +5587,7 @@ err_setup_tx: static void i40e_fdir_filter_exit(struct i40e_pf *pf) { struct i40e_fdir_filter *filter; + struct i40e_flex_pit *pit_entry, *tmp; struct hlist_node *node2; hlist_for_each_entry_safe(filter, node2, @@ -5760,7 +5595,43 @@ static void i40e_fdir_filter_exit(struct i40e_pf *pf) hlist_del(&filter->fdir_node); kfree(filter); } + + list_for_each_entry_safe(pit_entry, tmp, &pf->l3_flex_pit_list, list) { + list_del(&pit_entry->list); + kfree(pit_entry); + } + INIT_LIST_HEAD(&pf->l3_flex_pit_list); + + list_for_each_entry_safe(pit_entry, tmp, &pf->l4_flex_pit_list, list) { + list_del(&pit_entry->list); + kfree(pit_entry); + } + INIT_LIST_HEAD(&pf->l4_flex_pit_list); + pf->fdir_pf_active_filters = 0; + pf->fd_tcp4_filter_cnt = 0; + pf->fd_udp4_filter_cnt = 0; + pf->fd_sctp4_filter_cnt = 0; + pf->fd_ip4_filter_cnt = 0; + + /* Reprogram the default input set for TCP/IPv4 */ + i40e_write_fd_input_set(pf, I40E_FILTER_PCTYPE_NONF_IPV4_TCP, + I40E_L3_SRC_MASK | I40E_L3_DST_MASK | + I40E_L4_SRC_MASK | I40E_L4_DST_MASK); + + /* Reprogram the default input set for UDP/IPv4 */ + i40e_write_fd_input_set(pf, I40E_FILTER_PCTYPE_NONF_IPV4_UDP, + I40E_L3_SRC_MASK | I40E_L3_DST_MASK | + I40E_L4_SRC_MASK | I40E_L4_DST_MASK); + + /* Reprogram the default input set for SCTP/IPv4 */ + i40e_write_fd_input_set(pf, I40E_FILTER_PCTYPE_NONF_IPV4_SCTP, + I40E_L3_SRC_MASK | I40E_L3_DST_MASK | + I40E_L4_SRC_MASK | I40E_L4_DST_MASK); + + /* Reprogram the default input set for Other/IPv4 */ + i40e_write_fd_input_set(pf, I40E_FILTER_PCTYPE_NONF_IPV4_OTHER, + I40E_L3_SRC_MASK | I40E_L3_DST_MASK); } /** @@ -5787,12 +5658,14 @@ int i40e_close(struct net_device *netdev) * i40e_do_reset - Start a PF or Core Reset sequence * @pf: board private structure * @reset_flags: which reset is requested + * @lock_acquired: indicates whether or not the lock has been acquired + * before this function was called. * * The essential difference in resets is that the PF Reset * doesn't clear the packet buffers, doesn't reset the PE * firmware, and doesn't bother the other PFs on the chip. **/ -void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags) +void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) { u32 val; @@ -5838,7 +5711,7 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags) * for the Core Reset. */ dev_dbg(&pf->pdev->dev, "PFR requested\n"); - i40e_handle_reset_warning(pf); + i40e_handle_reset_warning(pf, lock_acquired); } else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) { int v; @@ -6029,8 +5902,8 @@ static int i40e_handle_lldp_event(struct i40e_pf *pf, i40e_service_event_schedule(pf); } else { i40e_pf_unquiesce_all_vsi(pf); - /* Notify the client for the DCB changes */ - i40e_notify_client_of_l2_param_changes(pf->vsi[pf->lan_vsi]); + pf->flags |= (I40E_FLAG_SERVICE_CLIENT_REQUESTED | + I40E_FLAG_CLIENT_L2_CHANGE); } exit: @@ -6047,7 +5920,7 @@ exit: void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags) { rtnl_lock(); - i40e_do_reset(pf, reset_flags); + i40e_do_reset(pf, reset_flags, true); rtnl_unlock(); } @@ -6152,8 +6025,8 @@ void i40e_fdir_check_and_reenable(struct i40e_pf *pf) (pf->fd_add_err == 0) || (i40e_get_current_atr_cnt(pf) < pf->fd_atr_cnt)) { if ((pf->flags & I40E_FLAG_FD_SB_ENABLED) && - (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)) { - pf->auto_disable_flags &= ~I40E_FLAG_FD_SB_ENABLED; + (pf->hw_disabled_flags & I40E_FLAG_FD_SB_ENABLED)) { + pf->hw_disabled_flags &= ~I40E_FLAG_FD_SB_ENABLED; if (I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "FD Sideband/ntuple is being enabled since we have space in the table now\n"); } @@ -6164,9 +6037,9 @@ void i40e_fdir_check_and_reenable(struct i40e_pf *pf) */ if (fcnt_prog < (fcnt_avail - I40E_FDIR_BUFFER_HEAD_ROOM * 2)) { if ((pf->flags & I40E_FLAG_FD_ATR_ENABLED) && - (pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED) && - (pf->fd_tcp_rule == 0)) { - pf->auto_disable_flags &= ~I40E_FLAG_FD_ATR_ENABLED; + (pf->hw_disabled_flags & I40E_FLAG_FD_ATR_ENABLED) && + (pf->fd_tcp4_filter_cnt == 0)) { + pf->hw_disabled_flags &= ~I40E_FLAG_FD_ATR_ENABLED; if (I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "ATR is being enabled since we have space in the table and there are no conflicting ntuple rules\n"); } @@ -6218,7 +6091,7 @@ static void i40e_fdir_flush_and_replay(struct i40e_pf *pf) } pf->fd_flush_timestamp = jiffies; - pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; + pf->hw_disabled_flags |= I40E_FLAG_FD_ATR_ENABLED; /* flush all filters */ wr32(&pf->hw, I40E_PFQF_CTL_1, I40E_PFQF_CTL_1_CLEARFDTABLE_MASK); @@ -6237,8 +6110,8 @@ static void i40e_fdir_flush_and_replay(struct i40e_pf *pf) } else { /* replay sideband filters */ i40e_fdir_filter_restore(pf->vsi[pf->lan_vsi]); - if (!disable_atr) - pf->auto_disable_flags &= ~I40E_FLAG_FD_ATR_ENABLED; + if (!disable_atr && !pf->fd_tcp4_filter_cnt) + pf->hw_disabled_flags &= ~I40E_FLAG_FD_ATR_ENABLED; clear_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state); if (I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "FD Filter table flushed and FD-SB replayed.\n"); @@ -6291,9 +6164,6 @@ static void i40e_vsi_link_event(struct i40e_vsi *vsi, bool link_up) switch (vsi->type) { case I40E_VSI_MAIN: -#ifdef I40E_FCOE - case I40E_VSI_FCOE: -#endif if (!vsi->netdev || !vsi->netdev_registered) break; @@ -6452,7 +6322,6 @@ static void i40e_reset_subtask(struct i40e_pf *pf) { u32 reset_flags = 0; - rtnl_lock(); if (test_bit(__I40E_REINIT_REQUESTED, &pf->state)) { reset_flags |= BIT(__I40E_REINIT_REQUESTED); clear_bit(__I40E_REINIT_REQUESTED, &pf->state); @@ -6478,18 +6347,19 @@ static void i40e_reset_subtask(struct i40e_pf *pf) * precedence before starting a new reset sequence. */ if (test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state)) { - i40e_handle_reset_warning(pf); - goto unlock; + i40e_prep_for_reset(pf, false); + i40e_reset(pf); + i40e_rebuild(pf, false, false); } /* If we're already down or resetting, just bail */ if (reset_flags && !test_bit(__I40E_DOWN, &pf->state) && - !test_bit(__I40E_CONFIG_BUSY, &pf->state)) - i40e_do_reset(pf, reset_flags); - -unlock: - rtnl_unlock(); + !test_bit(__I40E_CONFIG_BUSY, &pf->state)) { + rtnl_lock(); + i40e_do_reset(pf, reset_flags, true); + rtnl_unlock(); + } } /** @@ -6635,9 +6505,11 @@ static void i40e_clean_adminq_subtask(struct i40e_pf *pf) opcode); break; } - } while (pending && (i++ < pf->adminq_work_limit)); + } while (i++ < pf->adminq_work_limit); + + if (i < pf->adminq_work_limit) + clear_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state); - clear_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state); /* re-enable Admin queue interrupt cause */ val = rd32(hw, I40E_PFINT_ICR0_ENA); val |= I40E_PFINT_ICR0_ENA_ADMINQ_MASK; @@ -6975,10 +6847,12 @@ static void i40e_fdir_teardown(struct i40e_pf *pf) /** * i40e_prep_for_reset - prep for the core to reset * @pf: board private structure + * @lock_acquired: indicates whether or not the lock has been acquired + * before this function was called. * * Close up the VFs and other things in prep for PF Reset. **/ -static void i40e_prep_for_reset(struct i40e_pf *pf) +static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired) { struct i40e_hw *hw = &pf->hw; i40e_status ret = 0; @@ -6993,7 +6867,12 @@ static void i40e_prep_for_reset(struct i40e_pf *pf) dev_dbg(&pf->pdev->dev, "Tearing down internal switch for reset\n"); /* quiesce the VSIs and their queues that are not already DOWN */ + /* pf_quiesce_all_vsi modifies netdev structures -rtnl_lock needed */ + if (!lock_acquired) + rtnl_lock(); i40e_pf_quiesce_all_vsi(pf); + if (!lock_acquired) + rtnl_unlock(); for (v = 0; v < pf->num_alloc_vsi; v++) { if (pf->vsi[v]) @@ -7028,29 +6907,39 @@ static void i40e_send_version(struct i40e_pf *pf) } /** - * i40e_reset_and_rebuild - reset and rebuild using a saved config + * i40e_reset - wait for core reset to finish reset, reset pf if corer not seen * @pf: board private structure - * @reinit: if the Main VSI needs to re-initialized. **/ -static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) +static int i40e_reset(struct i40e_pf *pf) { struct i40e_hw *hw = &pf->hw; - u8 set_fc_aq_fail = 0; i40e_status ret; - u32 val; - u32 v; - /* Now we wait for GRST to settle out. - * We don't have to delete the VEBs or VSIs from the hw switch - * because the reset will make them disappear. - */ ret = i40e_pf_reset(hw); if (ret) { dev_info(&pf->pdev->dev, "PF reset failed, %d\n", ret); set_bit(__I40E_RESET_FAILED, &pf->state); - goto clear_recovery; + clear_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state); + } else { + pf->pfr_count++; } - pf->pfr_count++; + return ret; +} + +/** + * i40e_rebuild - rebuild using a saved config + * @pf: board private structure + * @reinit: if the Main VSI needs to re-initialized. + * @lock_acquired: indicates whether or not the lock has been acquired + * before this function was called. + **/ +static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) +{ + struct i40e_hw *hw = &pf->hw; + u8 set_fc_aq_fail = 0; + i40e_status ret; + u32 val; + int v; if (test_bit(__I40E_DOWN, &pf->state)) goto clear_recovery; @@ -7075,8 +6964,7 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) goto end_core_reset; ret = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp, - hw->func_caps.num_rx_qp, - pf->fcoe_hmc_cntx_num, pf->fcoe_hmc_filt_num); + hw->func_caps.num_rx_qp, 0, 0); if (ret) { dev_info(&pf->pdev->dev, "init_lan_hmc failed: %d\n", ret); goto end_core_reset; @@ -7095,14 +6983,12 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) /* Continue without DCB enabled */ } #endif /* CONFIG_I40E_DCB */ -#ifdef I40E_FCOE - i40e_init_pf_fcoe(pf); - -#endif /* do basic switch setup */ + if (!lock_acquired) + rtnl_lock(); ret = i40e_setup_pf_switch(pf, reinit); if (ret) - goto end_core_reset; + goto end_unlock; /* The driver only wants link up/down and module qualification * reports from firmware. Note the negative logic. @@ -7173,7 +7059,7 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) if (ret) { dev_info(&pf->pdev->dev, "rebuild of Main VSI failed: %d\n", ret); - goto end_core_reset; + goto end_unlock; } } @@ -7224,6 +7110,9 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit) /* tell the firmware that we're starting */ i40e_send_version(pf); +end_unlock: +if (!lock_acquired) + rtnl_unlock(); end_core_reset: clear_bit(__I40E_RESET_FAILED, &pf->state); clear_recovery: @@ -7231,16 +7120,38 @@ clear_recovery: } /** + * i40e_reset_and_rebuild - reset and rebuild using a saved config + * @pf: board private structure + * @reinit: if the Main VSI needs to re-initialized. + * @lock_acquired: indicates whether or not the lock has been acquired + * before this function was called. + **/ +static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit, + bool lock_acquired) +{ + int ret; + /* Now we wait for GRST to settle out. + * We don't have to delete the VEBs or VSIs from the hw switch + * because the reset will make them disappear. + */ + ret = i40e_reset(pf); + if (!ret) + i40e_rebuild(pf, reinit, lock_acquired); +} + +/** * i40e_handle_reset_warning - prep for the PF to reset, reset and rebuild * @pf: board private structure * * Close up the VFs and other things in prep for a Core Reset, * then get ready to rebuild the world. + * @lock_acquired: indicates whether or not the lock has been acquired + * before this function was called. **/ -static void i40e_handle_reset_warning(struct i40e_pf *pf) +static void i40e_handle_reset_warning(struct i40e_pf *pf, bool lock_acquired) { - i40e_prep_for_reset(pf); - i40e_reset_and_rebuild(pf, false); + i40e_prep_for_reset(pf, lock_acquired); + i40e_reset_and_rebuild(pf, false, lock_acquired); } /** @@ -7359,7 +7270,7 @@ static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf) { struct i40e_hw *hw = &pf->hw; i40e_status ret; - __be16 port; + u16 port; int i; if (!(pf->flags & I40E_FLAG_UDP_FILTER_SYNC)) @@ -7383,7 +7294,7 @@ static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf) "%s %s port %d, index %d failed, err %s aq_err %s\n", pf->udp_ports[i].type ? "vxlan" : "geneve", port ? "add" : "delete", - ntohs(port), i, + port, i, i40e_stat_str(&pf->hw, ret), i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); @@ -7419,7 +7330,18 @@ static void i40e_service_task(struct work_struct *work) i40e_vc_process_vflr_event(pf); i40e_watchdog_subtask(pf); i40e_fdir_reinit_subtask(pf); - i40e_client_subtask(pf); + if (pf->flags & I40E_FLAG_CLIENT_RESET) { + /* Client subtask will reopen next time through. */ + i40e_notify_client_of_netdev_close(pf->vsi[pf->lan_vsi], true); + pf->flags &= ~I40E_FLAG_CLIENT_RESET; + } else { + i40e_client_subtask(pf); + if (pf->flags & I40E_FLAG_CLIENT_L2_CHANGE) { + i40e_notify_client_of_l2_param_changes( + pf->vsi[pf->lan_vsi]); + pf->flags &= ~I40E_FLAG_CLIENT_L2_CHANGE; + } + } i40e_sync_filters_subtask(pf); i40e_sync_udp_filters_subtask(pf); i40e_clean_adminq_subtask(pf); @@ -7492,15 +7414,6 @@ static int i40e_set_num_rings_in_vsi(struct i40e_vsi *vsi) I40E_REQ_DESCRIPTOR_MULTIPLE); break; -#ifdef I40E_FCOE - case I40E_VSI_FCOE: - vsi->alloc_queue_pairs = pf->num_fcoe_qps; - vsi->num_desc = ALIGN(I40E_DEFAULT_NUM_DESCRIPTORS, - I40E_REQ_DESCRIPTOR_MULTIPLE); - vsi->num_q_vectors = pf->num_fcoe_msix; - break; - -#endif /* I40E_FCOE */ default: WARN_ON(1); return -ENODATA; @@ -7817,6 +7730,7 @@ static int i40e_reserve_msix_vectors(struct i40e_pf *pf, int vectors) static int i40e_init_msix(struct i40e_pf *pf) { struct i40e_hw *hw = &pf->hw; + int cpus, extra_vectors; int vectors_left; int v_budget, i; int v_actual; @@ -7835,9 +7749,6 @@ static int i40e_init_msix(struct i40e_pf *pf) * - assumes symmetric Tx/Rx pairing * - The number of VMDq pairs * - The CPU count within the NUMA node if iWARP is enabled -#ifdef I40E_FCOE - * - The number of FCOE qps. -#endif * Once we count this up, try the request. * * If we can't get what we want, we'll simplify to nearly nothing @@ -7852,10 +7763,16 @@ static int i40e_init_msix(struct i40e_pf *pf) vectors_left--; } - /* reserve vectors for the main PF traffic queues */ - pf->num_lan_msix = min_t(int, num_online_cpus(), vectors_left); + /* reserve some vectors for the main PF traffic queues. Initially we + * only reserve at most 50% of the available vectors, in the case that + * the number of online CPUs is large. This ensures that we can enable + * extra features as well. Once we've enabled the other features, we + * will use any remaining vectors to reach as close as we can to the + * number of online CPUs. + */ + cpus = num_online_cpus(); + pf->num_lan_msix = min_t(int, cpus, vectors_left / 2); vectors_left -= pf->num_lan_msix; - v_budget += pf->num_lan_msix; /* reserve one vector for sideband flow director */ if (pf->flags & I40E_FLAG_FD_SB_ENABLED) { @@ -7868,20 +7785,6 @@ static int i40e_init_msix(struct i40e_pf *pf) } } -#ifdef I40E_FCOE - /* can we reserve enough for FCoE? */ - if (pf->flags & I40E_FLAG_FCOE_ENABLED) { - if (!vectors_left) - pf->num_fcoe_msix = 0; - else if (vectors_left >= pf->num_fcoe_qps) - pf->num_fcoe_msix = pf->num_fcoe_qps; - else - pf->num_fcoe_msix = 1; - v_budget += pf->num_fcoe_msix; - vectors_left -= pf->num_fcoe_msix; - } - -#endif /* can we reserve enough for iWARP? */ if (pf->flags & I40E_FLAG_IWARP_ENABLED) { iwarp_requested = pf->num_iwarp_msix; @@ -7918,6 +7821,23 @@ static int i40e_init_msix(struct i40e_pf *pf) } } + /* On systems with a large number of SMP cores, we previously limited + * the number of vectors for num_lan_msix to be at most 50% of the + * available vectors, to allow for other features. Now, we add back + * the remaining vectors. However, we ensure that the total + * num_lan_msix will not exceed num_online_cpus(). To do this, we + * calculate the number of vectors we can add without going over the + * cap of CPUs. For systems with a small number of CPUs this will be + * zero. + */ + extra_vectors = min_t(int, cpus - pf->num_lan_msix, vectors_left); + pf->num_lan_msix += extra_vectors; + vectors_left -= extra_vectors; + + WARN(vectors_left < 0, + "Calculation of remaining vectors underflowed. This is an accounting bug when determining total MSI-X vectors.\n"); + + v_budget += pf->num_lan_msix; pf->msix_entries = kcalloc(v_budget, sizeof(struct msix_entry), GFP_KERNEL); if (!pf->msix_entries) @@ -7958,10 +7878,6 @@ static int i40e_init_msix(struct i40e_pf *pf) pf->num_vmdq_msix = 1; /* force VMDqs to only one vector */ pf->num_vmdq_vsis = 1; pf->num_vmdq_qps = 1; -#ifdef I40E_FCOE - pf->num_fcoe_qps = 0; - pf->num_fcoe_msix = 0; -#endif /* partition out the remaining vectors */ switch (vec) { @@ -7975,13 +7891,6 @@ static int i40e_init_msix(struct i40e_pf *pf) } else { pf->num_lan_msix = 2; } -#ifdef I40E_FCOE - /* give one vector to FCoE */ - if (pf->flags & I40E_FLAG_FCOE_ENABLED) { - pf->num_lan_msix = 1; - pf->num_fcoe_msix = 1; - } -#endif break; default: if (pf->flags & I40E_FLAG_IWARP_ENABLED) { @@ -8001,13 +7910,6 @@ static int i40e_init_msix(struct i40e_pf *pf) (vec - (pf->num_iwarp_msix + pf->num_vmdq_vsis)), pf->num_lan_msix); pf->num_lan_qps = pf->num_lan_msix; -#ifdef I40E_FCOE - /* give one vector to FCoE */ - if (pf->flags & I40E_FLAG_FCOE_ENABLED) { - pf->num_fcoe_msix = 1; - vec--; - } -#endif break; } } @@ -8028,13 +7930,6 @@ static int i40e_init_msix(struct i40e_pf *pf) dev_info(&pf->pdev->dev, "IWARP disabled, not enough MSI-X vectors\n"); pf->flags &= ~I40E_FLAG_IWARP_ENABLED; } -#ifdef I40E_FCOE - - if ((pf->flags & I40E_FLAG_FCOE_ENABLED) && (pf->num_fcoe_msix == 0)) { - dev_info(&pf->pdev->dev, "FCOE disabled, not enough MSI-X vectors\n"); - pf->flags &= ~I40E_FLAG_FCOE_ENABLED; - } -#endif i40e_debug(&pf->hw, I40E_DEBUG_INIT, "MSI-X vector distribution: PF %d, VMDq %d, FDSB %d, iWARP %d\n", pf->num_lan_msix, @@ -8133,9 +8028,6 @@ static int i40e_init_interrupt_scheme(struct i40e_pf *pf) if (vectors < 0) { pf->flags &= ~(I40E_FLAG_MSIX_ENABLED | I40E_FLAG_IWARP_ENABLED | -#ifdef I40E_FCOE - I40E_FLAG_FCOE_ENABLED | -#endif I40E_FLAG_RSS_ENABLED | I40E_FLAG_DCB_CAPABLE | I40E_FLAG_DCB_ENABLED | @@ -8368,13 +8260,10 @@ static int i40e_config_rss_reg(struct i40e_vsi *vsi, const u8 *seed, if (vsi->type == I40E_VSI_MAIN) { for (i = 0; i <= I40E_PFQF_HKEY_MAX_INDEX; i++) - i40e_write_rx_ctl(hw, I40E_PFQF_HKEY(i), - seed_dw[i]); + wr32(hw, I40E_PFQF_HKEY(i), seed_dw[i]); } else if (vsi->type == I40E_VSI_SRIOV) { for (i = 0; i <= I40E_VFQF_HKEY1_MAX_INDEX; i++) - i40e_write_rx_ctl(hw, - I40E_VFQF_HKEY1(i, vf_id), - seed_dw[i]); + wr32(hw, I40E_VFQF_HKEY1(i, vf_id), seed_dw[i]); } else { dev_err(&pf->pdev->dev, "Cannot set RSS seed - invalid VSI type\n"); } @@ -8392,9 +8281,7 @@ static int i40e_config_rss_reg(struct i40e_vsi *vsi, const u8 *seed, if (lut_size != I40E_VF_HLUT_ARRAY_SIZE) return -EINVAL; for (i = 0; i <= I40E_VFQF_HLUT_MAX_INDEX; i++) - i40e_write_rx_ctl(hw, - I40E_VFQF_HLUT1(i, vf_id), - lut_dw[i]); + wr32(hw, I40E_VFQF_HLUT1(i, vf_id), lut_dw[i]); } else { dev_err(&pf->pdev->dev, "Cannot set RSS LUT - invalid VSI type\n"); } @@ -8522,9 +8409,12 @@ static int i40e_pf_config_rss(struct i40e_pf *pf) i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, reg_val); /* Determine the RSS size of the VSI */ - if (!vsi->rss_size) - vsi->rss_size = min_t(int, pf->alloc_rss_size, - vsi->num_queue_pairs); + if (!vsi->rss_size) { + u16 qcount; + + qcount = vsi->num_queue_pairs / vsi->tc_config.numtc; + vsi->rss_size = min_t(int, pf->alloc_rss_size, qcount); + } if (!vsi->rss_size) return -EINVAL; @@ -8558,6 +8448,7 @@ static int i40e_pf_config_rss(struct i40e_pf *pf) * * returns 0 if rss is not enabled, if enabled returns the final rss queue * count which may be different from the requested queue count. + * Note: expects to be called while under rtnl_lock() **/ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count) { @@ -8570,12 +8461,14 @@ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count) new_rss_size = min_t(int, queue_count, pf->rss_size_max); if (queue_count != vsi->num_queue_pairs) { + u16 qcount; + vsi->req_queue_pairs = queue_count; - i40e_prep_for_reset(pf); + i40e_prep_for_reset(pf, true); pf->alloc_rss_size = new_rss_size; - i40e_reset_and_rebuild(pf, true); + i40e_reset_and_rebuild(pf, true, true); /* Discard the user configured hash keys and lut, if less * queues are enabled. @@ -8587,8 +8480,8 @@ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count) } /* Reset vsi->rss_size, as number of enabled queues changed */ - vsi->rss_size = min_t(int, pf->alloc_rss_size, - vsi->num_queue_pairs); + qcount = vsi->num_queue_pairs / vsi->tc_config.numtc; + vsi->rss_size = min_t(int, pf->alloc_rss_size, qcount); i40e_pf_config_rss(pf); } @@ -8821,10 +8714,6 @@ static int i40e_sw_init(struct i40e_pf *pf) pf->num_iwarp_msix = (int)num_online_cpus() + 1; } -#ifdef I40E_FCOE - i40e_init_pf_fcoe(pf); - -#endif /* I40E_FCOE */ #ifdef CONFIG_PCI_IOV if (pf->hw.func_caps.num_vfs && pf->hw.partition_id == 1) { pf->num_vf_qps = I40E_DEFAULT_QUEUES_PER_VF; @@ -8851,9 +8740,9 @@ static int i40e_sw_init(struct i40e_pf *pf) (pf->hw.aq.api_min_ver > 4))) { /* Supported in FW API version higher than 1.4 */ pf->flags |= I40E_FLAG_GENEVE_OFFLOAD_CAPABLE; - pf->auto_disable_flags = I40E_FLAG_HW_ATR_EVICT_CAPABLE; + pf->hw_disabled_flags = I40E_FLAG_HW_ATR_EVICT_CAPABLE; } else { - pf->auto_disable_flags = I40E_FLAG_HW_ATR_EVICT_CAPABLE; + pf->hw_disabled_flags = I40E_FLAG_HW_ATR_EVICT_CAPABLE; } pf->eeprom_version = 0xDEAD; @@ -8914,14 +8803,14 @@ bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features) i40e_fdir_filter_exit(pf); } pf->flags &= ~I40E_FLAG_FD_SB_ENABLED; - pf->auto_disable_flags &= ~I40E_FLAG_FD_SB_ENABLED; + pf->hw_disabled_flags &= ~I40E_FLAG_FD_SB_ENABLED; /* reset fd counters */ - pf->fd_add_err = pf->fd_atr_cnt = pf->fd_tcp_rule = 0; - pf->fdir_pf_active_filters = 0; + pf->fd_add_err = 0; + pf->fd_atr_cnt = 0; /* if ATR was auto disabled it can be re-enabled. */ if ((pf->flags & I40E_FLAG_FD_ATR_ENABLED) && - (pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED)) { - pf->auto_disable_flags &= ~I40E_FLAG_FD_ATR_ENABLED; + (pf->hw_disabled_flags & I40E_FLAG_FD_ATR_ENABLED)) { + pf->hw_disabled_flags &= ~I40E_FLAG_FD_ATR_ENABLED; if (I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "ATR re-enabled.\n"); } @@ -8955,6 +8844,7 @@ static void i40e_clear_rss_lut(struct i40e_vsi *vsi) * i40e_set_features - set the netdev feature flags * @netdev: ptr to the netdev being adjusted * @features: the feature set that the stack is suggesting + * Note: expects to be called while under rtnl_lock() **/ static int i40e_set_features(struct net_device *netdev, netdev_features_t features) @@ -8978,7 +8868,7 @@ static int i40e_set_features(struct net_device *netdev, need_reset = i40e_set_ntuple(pf, features); if (need_reset) - i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED)); + i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED), true); return 0; } @@ -8990,7 +8880,7 @@ static int i40e_set_features(struct net_device *netdev, * * Returns the index number or I40E_MAX_PF_UDP_OFFLOAD_PORTS if port not found **/ -static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, __be16 port) +static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, u16 port) { u8 i; @@ -9013,7 +8903,7 @@ static void i40e_udp_tunnel_add(struct net_device *netdev, struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - __be16 port = ti->port; + u16 port = ntohs(ti->port); u8 next_idx; u8 idx; @@ -9021,8 +8911,7 @@ static void i40e_udp_tunnel_add(struct net_device *netdev, /* Check if port already exists */ if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) { - netdev_info(netdev, "port %d already offloaded\n", - ntohs(port)); + netdev_info(netdev, "port %d already offloaded\n", port); return; } @@ -9031,7 +8920,7 @@ static void i40e_udp_tunnel_add(struct net_device *netdev, if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) { netdev_info(netdev, "maximum number of offloaded UDP ports reached, not adding port %d\n", - ntohs(port)); + port); return; } @@ -9065,7 +8954,7 @@ static void i40e_udp_tunnel_del(struct net_device *netdev, struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - __be16 port = ti->port; + u16 port = ntohs(ti->port); u8 idx; idx = i40e_get_udp_port_idx(pf, port); @@ -9097,7 +8986,7 @@ static void i40e_udp_tunnel_del(struct net_device *netdev, return; not_found: netdev_warn(netdev, "UDP port %d was not found, not deleting\n", - ntohs(port)); + port); } static int i40e_get_phys_port_id(struct net_device *netdev, @@ -9174,6 +9063,8 @@ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], * is to change the mode then that requires a PF reset to * allow rebuild of the components with required hardware * bridge mode enabled. + * + * Note: expects to be called while under rtnl_lock() **/ static int i40e_ndo_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh, @@ -9229,7 +9120,8 @@ static int i40e_ndo_bridge_setlink(struct net_device *dev, pf->flags |= I40E_FLAG_VEB_MODE_ENABLED; else pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED; - i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED)); + i40e_do_reset(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED), + true); break; } } @@ -9352,10 +9244,6 @@ static const struct net_device_ops i40e_netdev_ops = { .ndo_poll_controller = i40e_netpoll, #endif .ndo_setup_tc = __i40e_setup_tc, -#ifdef I40E_FCOE - .ndo_fcoe_enable = i40e_fcoe_enable, - .ndo_fcoe_disable = i40e_fcoe_disable, -#endif .ndo_set_features = i40e_set_features, .ndo_set_vf_mac = i40e_ndo_set_vf_mac, .ndo_set_vf_vlan = i40e_ndo_set_vf_port_vlan, @@ -9388,6 +9276,8 @@ static int i40e_config_netdev(struct i40e_vsi *vsi) u8 broadcast[ETH_ALEN]; u8 mac_addr[ETH_ALEN]; int etherdev_size; + netdev_features_t hw_enc_features; + netdev_features_t hw_features; etherdev_size = sizeof(struct i40e_netdev_priv); netdev = alloc_etherdev_mq(etherdev_size, vsi->alloc_queue_pairs); @@ -9398,52 +9288,57 @@ static int i40e_config_netdev(struct i40e_vsi *vsi) np = netdev_priv(netdev); np->vsi = vsi; - netdev->hw_enc_features |= NETIF_F_SG | - NETIF_F_IP_CSUM | - NETIF_F_IPV6_CSUM | - NETIF_F_HIGHDMA | - NETIF_F_SOFT_FEATURES | - NETIF_F_TSO | - NETIF_F_TSO_ECN | - NETIF_F_TSO6 | - NETIF_F_GSO_GRE | - NETIF_F_GSO_GRE_CSUM | - NETIF_F_GSO_IPXIP4 | - NETIF_F_GSO_IPXIP6 | - NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM | - NETIF_F_GSO_PARTIAL | - NETIF_F_SCTP_CRC | - NETIF_F_RXHASH | - NETIF_F_RXCSUM | - 0; + hw_enc_features = NETIF_F_SG | + NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM | + NETIF_F_HIGHDMA | + NETIF_F_SOFT_FEATURES | + NETIF_F_TSO | + NETIF_F_TSO_ECN | + NETIF_F_TSO6 | + NETIF_F_GSO_GRE | + NETIF_F_GSO_GRE_CSUM | + NETIF_F_GSO_PARTIAL | + NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_GSO_UDP_TUNNEL_CSUM | + NETIF_F_SCTP_CRC | + NETIF_F_RXHASH | + NETIF_F_RXCSUM | + 0; if (!(pf->flags & I40E_FLAG_OUTER_UDP_CSUM_CAPABLE)) netdev->gso_partial_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM; netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; + netdev->hw_enc_features |= hw_enc_features; + /* record features VLANs can make use of */ - netdev->vlan_features |= netdev->hw_enc_features | - NETIF_F_TSO_MANGLEID; + netdev->vlan_features |= hw_enc_features | NETIF_F_TSO_MANGLEID; if (!(pf->flags & I40E_FLAG_MFP_ENABLED)) netdev->hw_features |= NETIF_F_NTUPLE; + hw_features = hw_enc_features | + NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_CTAG_RX; - netdev->hw_features |= netdev->hw_enc_features | - NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_CTAG_RX; + netdev->hw_features |= hw_features; - netdev->features |= netdev->hw_features | NETIF_F_HW_VLAN_CTAG_FILTER; + netdev->features |= hw_features | NETIF_F_HW_VLAN_CTAG_FILTER; netdev->hw_enc_features |= NETIF_F_TSO_MANGLEID; if (vsi->type == I40E_VSI_MAIN) { SET_NETDEV_DEV(netdev, &pf->pdev->dev); ether_addr_copy(mac_addr, hw->mac.perm_addr); - /* The following steps are necessary to prevent reception - * of tagged packets - some older NVM configurations load a - * default a MAC-VLAN filter that accepts any tagged packet - * which must be replaced by a normal filter. + /* The following steps are necessary for two reasons. First, + * some older NVM configurations load a default MAC-VLAN + * filter that will accept any tagged packet, and we want to + * replace this with a normal filter. Additionally, it is + * possible our MAC address was provided by the platform using + * Open Firmware or similar. + * + * Thus, we need to remove the default filter and install one + * specific to the MAC address. */ i40e_rm_default_mac_filter(vsi, mac_addr); spin_lock_bh(&vsi->mac_filter_hash_lock); @@ -9489,9 +9384,6 @@ static int i40e_config_netdev(struct i40e_vsi *vsi) netdev->netdev_ops = &i40e_netdev_ops; netdev->watchdog_timeo = 5 * HZ; i40e_set_ethtool_ops(netdev); -#ifdef I40E_FCOE - i40e_fcoe_config_netdev(netdev, vsi); -#endif /* MTU range: 68 - 9706 */ netdev->min_mtu = ETH_MIN_MTU; @@ -9715,16 +9607,6 @@ static int i40e_add_vsi(struct i40e_vsi *vsi) i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); break; -#ifdef I40E_FCOE - case I40E_VSI_FCOE: - ret = i40e_fcoe_vsi_init(vsi, &ctxt); - if (ret) { - dev_info(&pf->pdev->dev, "failed to initialize FCoE VSI\n"); - return ret; - } - break; - -#endif /* I40E_FCOE */ case I40E_VSI_IWARP: /* send down message to iWARP */ break; @@ -10141,7 +10023,6 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, } } case I40E_VSI_VMDQ2: - case I40E_VSI_FCOE: ret = i40e_config_netdev(vsi); if (ret) goto err_netdev; @@ -10801,9 +10682,6 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) int queues_left; pf->num_lan_qps = 0; -#ifdef I40E_FCOE - pf->num_fcoe_qps = 0; -#endif /* Find the max queues to be put into basic use. We'll always be * using TC0, whether or not DCB is running, and TC0 will get the @@ -10820,9 +10698,6 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) /* make sure all the fancies are disabled */ pf->flags &= ~(I40E_FLAG_RSS_ENABLED | I40E_FLAG_IWARP_ENABLED | -#ifdef I40E_FCOE - I40E_FLAG_FCOE_ENABLED | -#endif I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED | I40E_FLAG_DCB_CAPABLE | @@ -10839,9 +10714,6 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) pf->flags &= ~(I40E_FLAG_RSS_ENABLED | I40E_FLAG_IWARP_ENABLED | -#ifdef I40E_FCOE - I40E_FLAG_FCOE_ENABLED | -#endif I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED | I40E_FLAG_DCB_ENABLED | @@ -10862,22 +10734,6 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) queues_left -= pf->num_lan_qps; } -#ifdef I40E_FCOE - if (pf->flags & I40E_FLAG_FCOE_ENABLED) { - if (I40E_DEFAULT_FCOE <= queues_left) { - pf->num_fcoe_qps = I40E_DEFAULT_FCOE; - } else if (I40E_MINIMUM_FCOE <= queues_left) { - pf->num_fcoe_qps = I40E_MINIMUM_FCOE; - } else { - pf->num_fcoe_qps = 0; - pf->flags &= ~I40E_FLAG_FCOE_ENABLED; - dev_info(&pf->pdev->dev, "not enough queues for FCoE. FCoE feature will be disabled\n"); - } - - queues_left -= pf->num_fcoe_qps; - } - -#endif if (pf->flags & I40E_FLAG_FD_SB_ENABLED) { if (queues_left > 1) { queues_left -= 1; /* save 1 queue for FD */ @@ -10909,9 +10765,6 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) pf->num_lan_qps, pf->alloc_rss_size, pf->num_req_vfs, pf->num_vf_qps, pf->num_vmdq_vsis, pf->num_vmdq_qps, queues_left); -#ifdef I40E_FCOE - dev_dbg(&pf->pdev->dev, "fcoe queues = %d\n", pf->num_fcoe_qps); -#endif } /** @@ -10978,10 +10831,6 @@ static void i40e_print_features(struct i40e_pf *pf) i += snprintf(&buf[i], REMAIN(i), " Geneve"); if (pf->flags & I40E_FLAG_PTP) i += snprintf(&buf[i], REMAIN(i), " PTP"); -#ifdef I40E_FCOE - if (pf->flags & I40E_FLAG_FCOE_ENABLED) - i += snprintf(&buf[i], REMAIN(i), " FCOE"); -#endif if (pf->flags & I40E_FLAG_VEB_MODE_ENABLED) i += snprintf(&buf[i], REMAIN(i), " VEB"); else @@ -10994,20 +10843,18 @@ static void i40e_print_features(struct i40e_pf *pf) /** * i40e_get_platform_mac_addr - get platform-specific MAC address - * * @pdev: PCI device information struct * @pf: board private structure * - * Look up the MAC address in Open Firmware on systems that support it, - * and use IDPROM on SPARC if no OF address is found. On return, the - * I40E_FLAG_PF_MAC will be wset in pf->flags if a platform-specific value - * has been selected. + * Look up the MAC address for the device. First we'll try + * eth_platform_get_mac_address, which will check Open Firmware, or arch + * specific fallback. Otherwise, we'll default to the stored value in + * firmware. **/ static void i40e_get_platform_mac_addr(struct pci_dev *pdev, struct i40e_pf *pf) { - pf->flags &= ~I40E_FLAG_PF_MAC; - if (!eth_platform_get_mac_address(&pdev->dev, pf->hw.mac.addr)) - pf->flags |= I40E_FLAG_PF_MAC; + if (eth_platform_get_mac_address(&pdev->dev, pf->hw.mac.addr)) + i40e_get_mac_addr(&pf->hw, pf->hw.mac.addr); } /** @@ -11098,6 +10945,9 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) hw->bus.bus_id = pdev->bus->number; pf->instance = pfs_found; + INIT_LIST_HEAD(&pf->l3_flex_pit_list); + INIT_LIST_HEAD(&pf->l4_flex_pit_list); + /* set up the locks for the AQ, do this only once in probe * and destroy them only once in remove */ @@ -11196,8 +11046,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } err = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp, - hw->func_caps.num_rx_qp, - pf->fcoe_hmc_cntx_num, pf->fcoe_hmc_filt_num); + hw->func_caps.num_rx_qp, 0, 0); if (err) { dev_info(&pdev->dev, "init_lan_hmc failed: %d\n", err); goto err_init_lan_hmc; @@ -11219,9 +11068,9 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) i40e_aq_stop_lldp(hw, true, NULL); } - i40e_get_mac_addr(hw, hw->mac.addr); /* allow a platform config to override the HW addr */ i40e_get_platform_mac_addr(pdev, pf); + if (!is_valid_ether_addr(hw->mac.addr)) { dev_info(&pdev->dev, "invalid MAC address %pM\n", hw->mac.addr); err = -EIO; @@ -11232,18 +11081,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) i40e_get_port_mac_addr(hw, hw->mac.port_addr); if (is_valid_ether_addr(hw->mac.port_addr)) pf->flags |= I40E_FLAG_PORT_ID_VALID; -#ifdef I40E_FCOE - err = i40e_get_san_mac_addr(hw, hw->mac.san_addr); - if (err) - dev_info(&pdev->dev, - "(non-fatal) SAN MAC retrieval failed: %d\n", err); - if (!is_valid_ether_addr(hw->mac.san_addr)) { - dev_warn(&pdev->dev, "invalid SAN MAC address %pM, falling back to LAN MAC\n", - hw->mac.san_addr); - ether_addr_copy(hw->mac.san_addr, hw->mac.addr); - } - dev_info(&pf->pdev->dev, "SAN MAC: %pM\n", hw->mac.san_addr); -#endif /* I40E_FCOE */ pci_set_drvdata(pdev, pf); pci_save_state(pdev); @@ -11262,7 +11099,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&pf->service_task, i40e_service_task); clear_bit(__I40E_SERVICE_SCHED, &pf->state); - pf->flags |= I40E_FLAG_NEED_LINK_UPDATE; /* NVM bit on means WoL disabled for the port */ i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits); @@ -11434,16 +11270,13 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) round_jiffies(jiffies + pf->service_timer_period)); /* add this PF to client device list and launch a client service task */ - err = i40e_lan_add_device(pf); - if (err) - dev_info(&pdev->dev, "Failed to add PF to client API service list: %d\n", - err); - -#ifdef I40E_FCOE - /* create FCoE interface */ - i40e_fcoe_vsi_setup(pf); + if (pf->flags & I40E_FLAG_IWARP_ENABLED) { + err = i40e_lan_add_device(pf); + if (err) + dev_info(&pdev->dev, "Failed to add PF to client API service list: %d\n", + err); + } -#endif #define PCI_SPEED_SIZE 8 #define PCI_WIDTH_SIZE 8 /* Devices on the IOSF bus do not have this information @@ -11589,6 +11422,11 @@ static void i40e_remove(struct pci_dev *pdev) if (pf->service_task.func) cancel_work_sync(&pf->service_task); + /* Client close must be called explicitly here because the timer + * has been stopped. + */ + i40e_notify_client_of_netdev_close(pf->vsi[pf->lan_vsi], false); + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { i40e_free_vfs(pf); pf->flags &= ~I40E_FLAG_SRIOV_ENABLED; @@ -11615,10 +11453,11 @@ static void i40e_remove(struct pci_dev *pdev) i40e_vsi_release(pf->vsi[pf->lan_vsi]); /* remove attached clients */ - ret_code = i40e_lan_del_device(pf); - if (ret_code) { - dev_warn(&pdev->dev, "Failed to delete client device: %d\n", - ret_code); + if (pf->flags & I40E_FLAG_IWARP_ENABLED) { + ret_code = i40e_lan_del_device(pf); + if (ret_code) + dev_warn(&pdev->dev, "Failed to delete client device: %d\n", + ret_code); } /* shutdown and destroy the HMC */ @@ -11687,7 +11526,7 @@ static pci_ers_result_t i40e_pci_error_detected(struct pci_dev *pdev, /* shutdown all operations */ if (!test_bit(__I40E_SUSPENDED, &pf->state)) { rtnl_lock(); - i40e_prep_for_reset(pf); + i40e_prep_for_reset(pf, true); rtnl_unlock(); } @@ -11756,7 +11595,7 @@ static void i40e_pci_error_resume(struct pci_dev *pdev) return; rtnl_lock(); - i40e_handle_reset_warning(pf); + i40e_handle_reset_warning(pf, true); rtnl_unlock(); } @@ -11819,7 +11658,7 @@ static void i40e_shutdown(struct pci_dev *pdev) set_bit(__I40E_SUSPENDED, &pf->state); set_bit(__I40E_DOWN, &pf->state); rtnl_lock(); - i40e_prep_for_reset(pf); + i40e_prep_for_reset(pf, true); rtnl_unlock(); wr32(hw, I40E_PFPM_APM, (pf->wol_en ? I40E_PFPM_APM_APME_MASK : 0)); @@ -11829,11 +11668,16 @@ static void i40e_shutdown(struct pci_dev *pdev) cancel_work_sync(&pf->service_task); i40e_fdir_teardown(pf); + /* Client close must be called explicitly here because the timer + * has been stopped. + */ + i40e_notify_client_of_netdev_close(pf->vsi[pf->lan_vsi], false); + if (pf->wol_en && (pf->flags & I40E_FLAG_WOL_MC_MAGIC_PKT_WAKE)) i40e_enable_mc_magic_wake(pf); rtnl_lock(); - i40e_prep_for_reset(pf); + i40e_prep_for_reset(pf, true); rtnl_unlock(); wr32(hw, I40E_PFPM_APM, @@ -11867,7 +11711,7 @@ static int i40e_suspend(struct pci_dev *pdev, pm_message_t state) i40e_enable_mc_magic_wake(pf); rtnl_lock(); - i40e_prep_for_reset(pf); + i40e_prep_for_reset(pf, true); rtnl_unlock(); wr32(hw, I40E_PFPM_APM, (pf->wol_en ? I40E_PFPM_APM_APME_MASK : 0)); @@ -11915,7 +11759,7 @@ static int i40e_resume(struct pci_dev *pdev) if (test_and_clear_bit(__I40E_SUSPENDED, &pf->state)) { clear_bit(__I40E_DOWN, &pf->state); rtnl_lock(); - i40e_reset_and_rebuild(pf, false); + i40e_reset_and_rebuild(pf, false, true); rtnl_unlock(); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 38ee18f11124..800bd55d0159 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -292,14 +292,14 @@ i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, { enum i40e_status_code ret_code = 0; - if (hw->flags & I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE) { - ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); - if (!ret_code) { + ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); + if (!ret_code) { + if (hw->flags & I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE) { ret_code = i40e_read_nvm_word_aq(hw, offset, data); - i40e_release_nvm(hw); + } else { + ret_code = i40e_read_nvm_word_srctl(hw, offset, data); } - } else { - ret_code = i40e_read_nvm_word_srctl(hw, offset, data); + i40e_release_nvm(hw); } return ret_code; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_osdep.h b/drivers/net/ethernet/intel/i40e/i40e_osdep.h index fea81ed065db..80e66da6b145 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_osdep.h +++ b/drivers/net/ethernet/intel/i40e/i40e_osdep.h @@ -78,7 +78,4 @@ do { \ } while (0) typedef enum i40e_status_code i40e_status; -#ifdef CONFIG_I40E_FCOE -#define I40E_FCOE -#endif #endif /* _I40E_OSDEP_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h index 2551fc827444..dfc5e5901be5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -304,9 +304,6 @@ i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num, u32 pba_num_size); i40e_status i40e_validate_mac_addr(u8 *mac_addr); void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable); -#ifdef I40E_FCOE -i40e_status i40e_get_san_mac_addr(struct i40e_hw *hw, u8 *mac_addr); -#endif /* prototype for functions used for NVM access */ i40e_status i40e_init_nvm(struct i40e_hw *hw); i40e_status i40e_acquire_nvm(struct i40e_hw *hw, diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 97d46058d71d..20691d2bf113 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -71,6 +71,9 @@ static void i40e_fdir(struct i40e_ring *tx_ring, flex_ptype |= I40E_TXD_FLTR_QW0_PCTYPE_MASK & (fdata->pctype << I40E_TXD_FLTR_QW0_PCTYPE_SHIFT); + flex_ptype |= I40E_TXD_FLTR_QW0_PCTYPE_MASK & + (fdata->flex_offset << I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT); + /* Use LAN VSI Id if not programmed by user */ flex_ptype |= I40E_TXD_FLTR_QW0_DEST_VSI_MASK & ((u32)(fdata->dest_vsi ? : pf->vsi[pf->lan_vsi]->id) << @@ -203,7 +206,6 @@ static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi, struct i40e_pf *pf = vsi->back; struct udphdr *udp; struct iphdr *ip; - bool err = false; u8 *raw_packet; int ret; static char packet[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0, @@ -219,18 +221,28 @@ static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi, udp = (struct udphdr *)(raw_packet + IP_HEADER_OFFSET + sizeof(struct iphdr)); - ip->daddr = fd_data->dst_ip[0]; + ip->daddr = fd_data->dst_ip; udp->dest = fd_data->dst_port; - ip->saddr = fd_data->src_ip[0]; + ip->saddr = fd_data->src_ip; udp->source = fd_data->src_port; + if (fd_data->flex_filter) { + u8 *payload = raw_packet + I40E_UDPIP_DUMMY_PACKET_LEN; + __be16 pattern = fd_data->flex_word; + u16 off = fd_data->flex_offset; + + *((__force __be16 *)(payload + off)) = pattern; + } + fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP; ret = i40e_program_fdir_filter(fd_data, raw_packet, pf, add); if (ret) { dev_info(&pf->pdev->dev, "PCTYPE:%d, Filter command send failed for fd_id:%d (ret = %d)\n", fd_data->pctype, fd_data->fd_id, ret); - err = true; + /* Free the packet buffer since it wasn't added to the ring */ + kfree(raw_packet); + return -EOPNOTSUPP; } else if (I40E_DEBUG_FD & pf->hw.debug_mask) { if (add) dev_info(&pf->pdev->dev, @@ -241,10 +253,13 @@ static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi, "Filter deleted for PCTYPE %d loc = %d\n", fd_data->pctype, fd_data->fd_id); } - if (err) - kfree(raw_packet); - return err ? -EOPNOTSUPP : 0; + if (add) + pf->fd_udp4_filter_cnt++; + else + pf->fd_udp4_filter_cnt--; + + return 0; } #define I40E_TCPIP_DUMMY_PACKET_LEN 54 @@ -263,7 +278,6 @@ static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi, struct i40e_pf *pf = vsi->back; struct tcphdr *tcp; struct iphdr *ip; - bool err = false; u8 *raw_packet; int ret; /* Dummy packet */ @@ -281,39 +295,116 @@ static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi, tcp = (struct tcphdr *)(raw_packet + IP_HEADER_OFFSET + sizeof(struct iphdr)); - ip->daddr = fd_data->dst_ip[0]; + ip->daddr = fd_data->dst_ip; tcp->dest = fd_data->dst_port; - ip->saddr = fd_data->src_ip[0]; + ip->saddr = fd_data->src_ip; tcp->source = fd_data->src_port; + if (fd_data->flex_filter) { + u8 *payload = raw_packet + I40E_TCPIP_DUMMY_PACKET_LEN; + __be16 pattern = fd_data->flex_word; + u16 off = fd_data->flex_offset; + + *((__force __be16 *)(payload + off)) = pattern; + } + + fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; + ret = i40e_program_fdir_filter(fd_data, raw_packet, pf, add); + if (ret) { + dev_info(&pf->pdev->dev, + "PCTYPE:%d, Filter command send failed for fd_id:%d (ret = %d)\n", + fd_data->pctype, fd_data->fd_id, ret); + /* Free the packet buffer since it wasn't added to the ring */ + kfree(raw_packet); + return -EOPNOTSUPP; + } else if (I40E_DEBUG_FD & pf->hw.debug_mask) { + if (add) + dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d loc = %d)\n", + fd_data->pctype, fd_data->fd_id); + else + dev_info(&pf->pdev->dev, + "Filter deleted for PCTYPE %d loc = %d\n", + fd_data->pctype, fd_data->fd_id); + } + if (add) { - pf->fd_tcp_rule++; + pf->fd_tcp4_filter_cnt++; if ((pf->flags & I40E_FLAG_FD_ATR_ENABLED) && I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "Forcing ATR off, sideband rules for TCP/IPv4 flow being applied\n"); - pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; + pf->hw_disabled_flags |= I40E_FLAG_FD_ATR_ENABLED; } else { - pf->fd_tcp_rule = (pf->fd_tcp_rule > 0) ? - (pf->fd_tcp_rule - 1) : 0; - if (pf->fd_tcp_rule == 0) { + pf->fd_tcp4_filter_cnt--; + if (pf->fd_tcp4_filter_cnt == 0) { if ((pf->flags & I40E_FLAG_FD_ATR_ENABLED) && I40E_DEBUG_FD & pf->hw.debug_mask) dev_info(&pf->pdev->dev, "ATR re-enabled due to no sideband TCP/IPv4 rules\n"); - pf->auto_disable_flags &= ~I40E_FLAG_FD_ATR_ENABLED; + pf->hw_disabled_flags &= ~I40E_FLAG_FD_ATR_ENABLED; } } - fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; - ret = i40e_program_fdir_filter(fd_data, raw_packet, pf, add); + return 0; +} + +#define I40E_SCTPIP_DUMMY_PACKET_LEN 46 +/** + * i40e_add_del_fdir_sctpv4 - Add/Remove SCTPv4 Flow Director filters for + * a specific flow spec + * @vsi: pointer to the targeted VSI + * @fd_data: the flow director data required for the FDir descriptor + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_sctpv4(struct i40e_vsi *vsi, + struct i40e_fdir_filter *fd_data, + bool add) +{ + struct i40e_pf *pf = vsi->back; + struct sctphdr *sctp; + struct iphdr *ip; + u8 *raw_packet; + int ret; + /* Dummy packet */ + static char packet[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0, + 0x45, 0, 0, 0x20, 0, 0, 0x40, 0, 0x40, 0x84, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; + raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE, GFP_KERNEL); + if (!raw_packet) + return -ENOMEM; + memcpy(raw_packet, packet, I40E_SCTPIP_DUMMY_PACKET_LEN); + + ip = (struct iphdr *)(raw_packet + IP_HEADER_OFFSET); + sctp = (struct sctphdr *)(raw_packet + IP_HEADER_OFFSET + + sizeof(struct iphdr)); + + ip->daddr = fd_data->dst_ip; + sctp->dest = fd_data->dst_port; + ip->saddr = fd_data->src_ip; + sctp->source = fd_data->src_port; + + if (fd_data->flex_filter) { + u8 *payload = raw_packet + I40E_SCTPIP_DUMMY_PACKET_LEN; + __be16 pattern = fd_data->flex_word; + u16 off = fd_data->flex_offset; + + *((__force __be16 *)(payload + off)) = pattern; + } + + fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_SCTP; + ret = i40e_program_fdir_filter(fd_data, raw_packet, pf, add); if (ret) { dev_info(&pf->pdev->dev, "PCTYPE:%d, Filter command send failed for fd_id:%d (ret = %d)\n", fd_data->pctype, fd_data->fd_id, ret); - err = true; + /* Free the packet buffer since it wasn't added to the ring */ + kfree(raw_packet); + return -EOPNOTSUPP; } else if (I40E_DEBUG_FD & pf->hw.debug_mask) { if (add) - dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d loc = %d)\n", + dev_info(&pf->pdev->dev, + "Filter OK for PCTYPE %d loc = %d\n", fd_data->pctype, fd_data->fd_id); else dev_info(&pf->pdev->dev, @@ -321,10 +412,12 @@ static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi, fd_data->pctype, fd_data->fd_id); } - if (err) - kfree(raw_packet); + if (add) + pf->fd_sctp4_filter_cnt++; + else + pf->fd_sctp4_filter_cnt--; - return err ? -EOPNOTSUPP : 0; + return 0; } #define I40E_IP_DUMMY_PACKET_LEN 34 @@ -343,7 +436,6 @@ static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi, { struct i40e_pf *pf = vsi->back; struct iphdr *ip; - bool err = false; u8 *raw_packet; int ret; int i; @@ -359,18 +451,29 @@ static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi, memcpy(raw_packet, packet, I40E_IP_DUMMY_PACKET_LEN); ip = (struct iphdr *)(raw_packet + IP_HEADER_OFFSET); - ip->saddr = fd_data->src_ip[0]; - ip->daddr = fd_data->dst_ip[0]; + ip->saddr = fd_data->src_ip; + ip->daddr = fd_data->dst_ip; ip->protocol = 0; + if (fd_data->flex_filter) { + u8 *payload = raw_packet + I40E_IP_DUMMY_PACKET_LEN; + __be16 pattern = fd_data->flex_word; + u16 off = fd_data->flex_offset; + + *((__force __be16 *)(payload + off)) = pattern; + } + fd_data->pctype = i; ret = i40e_program_fdir_filter(fd_data, raw_packet, pf, add); - if (ret) { dev_info(&pf->pdev->dev, "PCTYPE:%d, Filter command send failed for fd_id:%d (ret = %d)\n", fd_data->pctype, fd_data->fd_id, ret); - err = true; + /* The packet buffer wasn't added to the ring so we + * need to free it now. + */ + kfree(raw_packet); + return -EOPNOTSUPP; } else if (I40E_DEBUG_FD & pf->hw.debug_mask) { if (add) dev_info(&pf->pdev->dev, @@ -383,10 +486,12 @@ static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi, } } - if (err) - kfree(raw_packet); + if (add) + pf->fd_ip4_filter_cnt++; + else + pf->fd_ip4_filter_cnt--; - return err ? -EOPNOTSUPP : 0; + return 0; } /** @@ -409,6 +514,9 @@ int i40e_add_del_fdir(struct i40e_vsi *vsi, case UDP_V4_FLOW: ret = i40e_add_del_fdir_udpv4(vsi, input, add); break; + case SCTP_V4_FLOW: + ret = i40e_add_del_fdir_sctpv4(vsi, input, add); + break; case IP_USER_FLOW: switch (input->ip4_proto) { case IPPROTO_TCP: @@ -417,19 +525,23 @@ int i40e_add_del_fdir(struct i40e_vsi *vsi, case IPPROTO_UDP: ret = i40e_add_del_fdir_udpv4(vsi, input, add); break; + case IPPROTO_SCTP: + ret = i40e_add_del_fdir_sctpv4(vsi, input, add); + break; case IPPROTO_IP: ret = i40e_add_del_fdir_ipv4(vsi, input, add); break; default: /* We cannot support masking based on protocol */ - goto unsupported_flow; + dev_info(&pf->pdev->dev, "Unsupported IPv4 protocol 0x%02x\n", + input->ip4_proto); + return -EINVAL; } break; default: -unsupported_flow: - dev_info(&pf->pdev->dev, "Could not specify spec type %d\n", + dev_info(&pf->pdev->dev, "Unsupported flow type 0x%02x\n", input->flow_type); - ret = -EINVAL; + return -EINVAL; } /* The buffer allocated here will be normally be freed by @@ -484,8 +596,8 @@ static void i40e_fd_handle_status(struct i40e_ring *rx_ring, pf->fd_atr_cnt = i40e_get_current_atr_cnt(pf); if ((rx_desc->wb.qword0.hi_dword.fd_id == 0) && - (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)) { - pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED; + (pf->hw_disabled_flags & I40E_FLAG_FD_SB_ENABLED)) { + pf->hw_disabled_flags |= I40E_FLAG_FD_ATR_ENABLED; set_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state); } @@ -498,11 +610,11 @@ static void i40e_fd_handle_status(struct i40e_ring *rx_ring, */ if (fcnt_prog >= (fcnt_avail - I40E_FDIR_BUFFER_FULL_MARGIN)) { if ((pf->flags & I40E_FLAG_FD_SB_ENABLED) && - !(pf->auto_disable_flags & + !(pf->hw_disabled_flags & I40E_FLAG_FD_SB_ENABLED)) { if (I40E_DEBUG_FD & pf->hw.debug_mask) dev_warn(&pdev->dev, "FD filter space full, new ntuple rules will not be added\n"); - pf->auto_disable_flags |= + pf->hw_disabled_flags |= I40E_FLAG_FD_SB_ENABLED; } } @@ -599,19 +711,15 @@ void i40e_free_tx_resources(struct i40e_ring *tx_ring) /** * i40e_get_tx_pending - how many tx descriptors not processed * @tx_ring: the ring of descriptors - * @in_sw: is tx_pending being checked in SW or HW * * Since there is no access to the ring head register * in XL710, we need to use our local copies **/ -u32 i40e_get_tx_pending(struct i40e_ring *ring, bool in_sw) +u32 i40e_get_tx_pending(struct i40e_ring *ring) { u32 head, tail; - if (!in_sw) - head = i40e_get_head(ring); - else - head = ring->next_to_clean; + head = i40e_get_head(ring); tail = readl(ring->tail); if (head != tail) @@ -734,7 +842,7 @@ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, * them to be written back in case we stay in NAPI. * In this mode on X722 we do not enable Interrupt. */ - unsigned int j = i40e_get_tx_pending(tx_ring, false); + unsigned int j = i40e_get_tx_pending(tx_ring); if (budget && ((j / WB_STRIDE) == 0) && (j > 0) && @@ -951,11 +1059,6 @@ static void i40e_clean_programming_status(struct i40e_ring *rx_ring, if (id == I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS) i40e_fd_handle_status(rx_ring, rx_desc, id); -#ifdef I40E_FCOE - else if ((id == I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS) || - (id == I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS)) - i40e_fcoe_handle_status(rx_ring, rx_desc, id); -#endif } /** @@ -1010,7 +1113,6 @@ err: **/ void i40e_clean_rx_ring(struct i40e_ring *rx_ring) { - struct device *dev = rx_ring->dev; unsigned long bi_size; u16 i; @@ -1030,8 +1132,22 @@ void i40e_clean_rx_ring(struct i40e_ring *rx_ring) if (!rx_bi->page) continue; - dma_unmap_page(dev, rx_bi->dma, PAGE_SIZE, DMA_FROM_DEVICE); - __free_pages(rx_bi->page, 0); + /* Invalidate cache lines that may have been written to by + * device so that we avoid corrupting memory. + */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_bi->dma, + rx_bi->page_offset, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + + /* free resources associated with mapping */ + dma_unmap_page_attrs(rx_ring->dev, rx_bi->dma, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, + I40E_RX_DMA_ATTR); + + __page_frag_cache_drain(rx_bi->page, rx_bi->pagecnt_bias); rx_bi->page = NULL; rx_bi->page_offset = 0; @@ -1132,6 +1248,17 @@ static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) } /** + * i40e_rx_offset - Return expected offset into page to access data + * @rx_ring: Ring we are requesting offset of + * + * Returns the offset value for ring into the data buffer. + */ +static inline unsigned int i40e_rx_offset(struct i40e_ring *rx_ring) +{ + return ring_uses_build_skb(rx_ring) ? I40E_SKB_PAD : 0; +} + +/** * i40e_alloc_mapped_page - recycle or make a new page * @rx_ring: ring to use * @bi: rx_buffer struct to modify @@ -1152,27 +1279,33 @@ static bool i40e_alloc_mapped_page(struct i40e_ring *rx_ring, } /* alloc new page for storage */ - page = dev_alloc_page(); + page = dev_alloc_pages(i40e_rx_pg_order(rx_ring)); if (unlikely(!page)) { rx_ring->rx_stats.alloc_page_failed++; return false; } /* map page for use */ - dma = dma_map_page(rx_ring->dev, page, 0, PAGE_SIZE, DMA_FROM_DEVICE); + dma = dma_map_page_attrs(rx_ring->dev, page, 0, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, + I40E_RX_DMA_ATTR); /* if mapping failed free memory back to system since * there isn't much point in holding memory we can't use */ if (dma_mapping_error(rx_ring->dev, dma)) { - __free_pages(page, 0); + __free_pages(page, i40e_rx_pg_order(rx_ring)); rx_ring->rx_stats.alloc_page_failed++; return false; } bi->dma = dma; bi->page = page; - bi->page_offset = 0; + bi->page_offset = i40e_rx_offset(rx_ring); + + /* initialize pagecnt_bias to 1 representing we fully own page */ + bi->pagecnt_bias = 1; return true; } @@ -1219,6 +1352,12 @@ bool i40e_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) if (!i40e_alloc_mapped_page(rx_ring, bi)) goto no_buffers; + /* sync the buffer for use by the device */ + dma_sync_single_range_for_device(rx_ring->dev, bi->dma, + bi->page_offset, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + /* Refresh the desc even if buffer_addrs didn't change * because each write-back erases this info. */ @@ -1259,8 +1398,6 @@ no_buffers: * @vsi: the VSI we care about * @skb: skb currently being received and modified * @rx_desc: the receive descriptor - * - * skb->protocol must be set before this function is called **/ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, struct sk_buff *skb, @@ -1422,12 +1559,12 @@ void i40e_process_skb_fields(struct i40e_ring *rx_ring, i40e_rx_hash(rx_ring, rx_desc, skb, rx_ptype); - /* modifies the skb - consumes the enet header */ - skb->protocol = eth_type_trans(skb, rx_ring->netdev); - i40e_rx_checksum(rx_ring->vsi, skb, rx_desc); skb_record_rx_queue(skb, rx_ring->queue_index); + + /* modifies the skb - consumes the enet header */ + skb->protocol = eth_type_trans(skb, rx_ring->netdev); } /** @@ -1472,7 +1609,10 @@ static void i40e_reuse_rx_page(struct i40e_ring *rx_ring, rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0; /* transfer page from old buffer to new buffer */ - *new_buff = *old_buff; + new_buff->dma = old_buff->dma; + new_buff->page = old_buff->page; + new_buff->page_offset = old_buff->page_offset; + new_buff->pagecnt_bias = old_buff->pagecnt_bias; } /** @@ -1493,8 +1633,6 @@ static inline bool i40e_page_is_reusable(struct page *page) * the adapter for another receive * * @rx_buffer: buffer containing the page - * @page: page address from rx_buffer - * @truesize: actual size of the buffer in this page * * If page is reusable, rx_buffer->page_offset is adjusted to point to * an unused region in the page. @@ -1517,13 +1655,10 @@ static inline bool i40e_page_is_reusable(struct page *page) * * In either case, if the page is reusable its refcount is increased. **/ -static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, - struct page *page, - const unsigned int truesize) +static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer) { -#if (PAGE_SIZE >= 8192) - unsigned int last_offset = PAGE_SIZE - I40E_RXBUFFER_2048; -#endif + unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; + struct page *page = rx_buffer->page; /* Is any reuse possible? */ if (unlikely(!i40e_page_is_reusable(page))) @@ -1531,21 +1666,23 @@ static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, #if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ - if (unlikely(page_count(page) != 1)) + if (unlikely((page_count(page) - pagecnt_bias) > 1)) return false; - - /* flip page offset to other buffer */ - rx_buffer->page_offset ^= truesize; #else - /* move offset up to the next cache line */ - rx_buffer->page_offset += truesize; - - if (rx_buffer->page_offset > last_offset) +#define I40E_LAST_OFFSET \ + (SKB_WITH_OVERHEAD(PAGE_SIZE) - I40E_RXBUFFER_2048) + if (rx_buffer->page_offset > I40E_LAST_OFFSET) return false; #endif - /* Inc ref count on page before passing it up to the stack */ - get_page(page); + /* If we have drained the page fragment pool we need to update + * the pagecnt_bias and page count so that we fully restock the + * number of references the driver holds. + */ + if (unlikely(!pagecnt_bias)) { + page_ref_add(page, USHRT_MAX); + rx_buffer->pagecnt_bias = USHRT_MAX; + } return true; } @@ -1554,145 +1691,201 @@ static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, * i40e_add_rx_frag - Add contents of Rx buffer to sk_buff * @rx_ring: rx descriptor ring to transact packets on * @rx_buffer: buffer containing page to add - * @size: packet length from rx_desc * @skb: sk_buff to place the data into + * @size: packet length from rx_desc * * This function will add the data contained in rx_buffer->page to the skb. - * This is done either through a direct copy if the data in the buffer is - * less than the skb header size, otherwise it will just attach the page as - * a frag to the skb. + * It will just attach the page as a frag to the skb. * - * The function will then update the page offset if necessary and return - * true if the buffer can be reused by the adapter. + * The function will then update the page offset. **/ -static bool i40e_add_rx_frag(struct i40e_ring *rx_ring, +static void i40e_add_rx_frag(struct i40e_ring *rx_ring, struct i40e_rx_buffer *rx_buffer, - unsigned int size, - struct sk_buff *skb) + struct sk_buff *skb, + unsigned int size) { - struct page *page = rx_buffer->page; - unsigned char *va = page_address(page) + rx_buffer->page_offset; #if (PAGE_SIZE < 8192) - unsigned int truesize = I40E_RXBUFFER_2048; + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; #else - unsigned int truesize = ALIGN(size, L1_CACHE_BYTES); + unsigned int truesize = SKB_DATA_ALIGN(size + i40e_rx_offset(rx_ring)); #endif - unsigned int pull_len; - if (unlikely(skb_is_nonlinear(skb))) - goto add_tail_frag; + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_buffer->page, + rx_buffer->page_offset, size, truesize); - /* will the data fit in the skb we allocated? if so, just - * copy it as it is pretty small anyway - */ - if (size <= I40E_RX_HDR_SIZE) { - memcpy(__skb_put(skb, size), va, ALIGN(size, sizeof(long))); - - /* page is reusable, we can reuse buffer as-is */ - if (likely(i40e_page_is_reusable(page))) - return true; - - /* this page cannot be reused so discard it */ - __free_pages(page, 0); - return false; - } + /* page is being used so we must update the page offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif +} - /* we need the header to contain the greater of either - * ETH_HLEN or 60 bytes if the skb->len is less than - * 60 for skb_pad. - */ - pull_len = eth_get_headlen(va, I40E_RX_HDR_SIZE); +/** + * i40e_get_rx_buffer - Fetch Rx buffer and synchronize data for use + * @rx_ring: rx descriptor ring to transact packets on + * @size: size of buffer to add to skb + * + * This function will pull an Rx buffer from the ring and synchronize it + * for use by the CPU. + */ +static struct i40e_rx_buffer *i40e_get_rx_buffer(struct i40e_ring *rx_ring, + const unsigned int size) +{ + struct i40e_rx_buffer *rx_buffer; - /* align pull length to size of long to optimize - * memcpy performance - */ - memcpy(__skb_put(skb, pull_len), va, ALIGN(pull_len, sizeof(long))); + rx_buffer = &rx_ring->rx_bi[rx_ring->next_to_clean]; + prefetchw(rx_buffer->page); - /* update all of the pointers */ - va += pull_len; - size -= pull_len; + /* we are reusing so sync this buffer for CPU use */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_buffer->dma, + rx_buffer->page_offset, + size, + DMA_FROM_DEVICE); -add_tail_frag: - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - (unsigned long)va & ~PAGE_MASK, size, truesize); + /* We have pulled a buffer for use, so decrement pagecnt_bias */ + rx_buffer->pagecnt_bias--; - return i40e_can_reuse_rx_page(rx_buffer, page, truesize); + return rx_buffer; } /** - * i40e_fetch_rx_buffer - Allocate skb and populate it + * i40e_construct_skb - Allocate skb and populate it * @rx_ring: rx descriptor ring to transact packets on - * @rx_desc: descriptor containing info written by hardware + * @rx_buffer: rx buffer to pull data from + * @size: size of buffer to add to skb * - * This function allocates an skb on the fly, and populates it with the page - * data from the current receive descriptor, taking care to set up the skb - * correctly, as well as handling calling the page recycle function if - * necessary. + * This function allocates an skb. It then populates it with the page + * data from the current receive descriptor, taking care to set up the + * skb correctly. */ -static inline -struct sk_buff *i40e_fetch_rx_buffer(struct i40e_ring *rx_ring, - union i40e_rx_desc *rx_desc, - struct sk_buff *skb) +static struct sk_buff *i40e_construct_skb(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer, + unsigned int size) { - u64 local_status_error_len = - le64_to_cpu(rx_desc->wb.qword1.status_error_len); - unsigned int size = - (local_status_error_len & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> - I40E_RXD_QW1_LENGTH_PBUF_SHIFT; - struct i40e_rx_buffer *rx_buffer; - struct page *page; + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = SKB_DATA_ALIGN(size); +#endif + unsigned int headlen; + struct sk_buff *skb; - rx_buffer = &rx_ring->rx_bi[rx_ring->next_to_clean]; - page = rx_buffer->page; - prefetchw(page); + /* prefetch first cache line of first page */ + prefetch(va); +#if L1_CACHE_BYTES < 128 + prefetch(va + L1_CACHE_BYTES); +#endif + + /* allocate a skb to store the frags */ + skb = __napi_alloc_skb(&rx_ring->q_vector->napi, + I40E_RX_HDR_SIZE, + GFP_ATOMIC | __GFP_NOWARN); + if (unlikely(!skb)) + return NULL; + + /* Determine available headroom for copy */ + headlen = size; + if (headlen > I40E_RX_HDR_SIZE) + headlen = eth_get_headlen(va, I40E_RX_HDR_SIZE); + + /* align pull length to size of long to optimize memcpy performance */ + memcpy(__skb_put(skb, headlen), va, ALIGN(headlen, sizeof(long))); + + /* update all of the pointers */ + size -= headlen; + if (size) { + skb_add_rx_frag(skb, 0, rx_buffer->page, + rx_buffer->page_offset + headlen, + size, truesize); + + /* buffer is used by skb, update page_offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif + } else { + /* buffer is unused, reset bias back to rx_buffer */ + rx_buffer->pagecnt_bias++; + } - if (likely(!skb)) { - void *page_addr = page_address(page) + rx_buffer->page_offset; + return skb; +} - /* prefetch first cache line of first page */ - prefetch(page_addr); +/** + * i40e_build_skb - Build skb around an existing buffer + * @rx_ring: Rx descriptor ring to transact packets on + * @rx_buffer: Rx buffer to pull data from + * @size: size of buffer to add to skb + * + * This function builds an skb around an existing Rx buffer, taking care + * to set up the skb correctly and avoid any memcpy overhead. + */ +static struct sk_buff *i40e_build_skb(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer, + unsigned int size) +{ + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = SKB_DATA_ALIGN(size); +#endif + struct sk_buff *skb; + + /* prefetch first cache line of first page */ + prefetch(va); #if L1_CACHE_BYTES < 128 - prefetch(page_addr + L1_CACHE_BYTES); + prefetch(va + L1_CACHE_BYTES); #endif + /* build an skb around the page buffer */ + skb = build_skb(va - I40E_SKB_PAD, truesize); + if (unlikely(!skb)) + return NULL; - /* allocate a skb to store the frags */ - skb = __napi_alloc_skb(&rx_ring->q_vector->napi, - I40E_RX_HDR_SIZE, - GFP_ATOMIC | __GFP_NOWARN); - if (unlikely(!skb)) { - rx_ring->rx_stats.alloc_buff_failed++; - return NULL; - } + /* update pointers within the skb to store the data */ + skb_reserve(skb, I40E_SKB_PAD); + __skb_put(skb, size); - /* we will be copying header into skb->data in - * pskb_may_pull so it is in our interest to prefetch - * it now to avoid a possible cache miss - */ - prefetchw(skb->data); - } + /* buffer is used by skb, update page_offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif - /* we are reusing so sync this buffer for CPU use */ - dma_sync_single_range_for_cpu(rx_ring->dev, - rx_buffer->dma, - rx_buffer->page_offset, - size, - DMA_FROM_DEVICE); + return skb; +} - /* pull page into skb */ - if (i40e_add_rx_frag(rx_ring, rx_buffer, size, skb)) { +/** + * i40e_put_rx_buffer - Clean up used buffer and either recycle or free + * @rx_ring: rx descriptor ring to transact packets on + * @rx_buffer: rx buffer to pull data from + * + * This function will clean up the contents of the rx_buffer. It will + * either recycle the bufer or unmap it and free the associated resources. + */ +static void i40e_put_rx_buffer(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer) +{ + if (i40e_can_reuse_rx_page(rx_buffer)) { /* hand second half of page back to the ring */ i40e_reuse_rx_page(rx_ring, rx_buffer); rx_ring->rx_stats.page_reuse_count++; } else { /* we are not reusing the buffer so unmap it */ - dma_unmap_page(rx_ring->dev, rx_buffer->dma, PAGE_SIZE, - DMA_FROM_DEVICE); + dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, I40E_RX_DMA_ATTR); + __page_frag_cache_drain(rx_buffer->page, + rx_buffer->pagecnt_bias); } /* clear contents of buffer_info */ rx_buffer->page = NULL; - - return skb; } /** @@ -1753,7 +1946,9 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) bool failure = false; while (likely(total_rx_packets < budget)) { + struct i40e_rx_buffer *rx_buffer; union i40e_rx_desc *rx_desc; + unsigned int size; u16 vlan_tag; u8 rx_ptype; u64 qword; @@ -1770,22 +1965,38 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* status_error_len will always be zero for unused descriptors * because it's cleared in cleanup, and overlaps with hdr_addr * which is always zero because packet split isn't used, if the - * hardware wrote DD then it will be non-zero + * hardware wrote DD then the length will be non-zero */ - if (!i40e_test_staterr(rx_desc, - BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + size = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> + I40E_RXD_QW1_LENGTH_PBUF_SHIFT; + if (!size) break; /* This memory barrier is needed to keep us from reading - * any other fields out of the rx_desc until we know the - * DD bit is set. + * any other fields out of the rx_desc until we have + * verified the descriptor has been written back. */ dma_rmb(); - skb = i40e_fetch_rx_buffer(rx_ring, rx_desc, skb); - if (!skb) + rx_buffer = i40e_get_rx_buffer(rx_ring, size); + + /* retrieve a buffer from the ring */ + if (skb) + i40e_add_rx_frag(rx_ring, rx_buffer, skb, size); + else if (ring_uses_build_skb(rx_ring)) + skb = i40e_build_skb(rx_ring, rx_buffer, size); + else + skb = i40e_construct_skb(rx_ring, rx_buffer, size); + + /* exit if we failed to retrieve a buffer */ + if (!skb) { + rx_ring->rx_stats.alloc_buff_failed++; + rx_buffer->pagecnt_bias++; break; + } + i40e_put_rx_buffer(rx_ring, rx_buffer); cleaned_count++; if (i40e_is_non_eop(rx_ring, rx_desc, skb)) @@ -1798,6 +2009,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) */ if (unlikely(i40e_test_staterr(rx_desc, BIT(I40E_RXD_QW1_ERROR_SHIFT)))) { dev_kfree_skb_any(skb); + skb = NULL; continue; } @@ -1816,15 +2028,6 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* populate checksum, VLAN, and protocol */ i40e_process_skb_fields(rx_ring, rx_desc, skb, rx_ptype); -#ifdef I40E_FCOE - if (unlikely( - i40e_rx_is_fcoe(rx_ptype) && - !i40e_fcoe_handle_offload(rx_ring, rx_desc, skb))) { - dev_kfree_skb_any(skb); - continue; - } -#endif - vlan_tag = (qword & BIT(I40E_RX_DESC_STATUS_L2TAG1P_SHIFT)) ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) : 0; @@ -1978,8 +2181,6 @@ int i40e_napi_poll(struct napi_struct *napi, int budget) return 0; } - /* Clear hung_detected bit */ - clear_bit(I40E_Q_VECTOR_HUNG_DETECT, &q_vector->hung_detected); /* Since the actual Tx work is minimal, we can give the Tx a larger * budget and be more aggressive about cleaning up the Tx descriptors. */ @@ -2079,7 +2280,7 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, if (!(pf->flags & I40E_FLAG_FD_ATR_ENABLED)) return; - if ((pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED)) + if ((pf->hw_disabled_flags & I40E_FLAG_FD_ATR_ENABLED)) return; /* if sampling is disabled do nothing */ @@ -2113,10 +2314,9 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, th = (struct tcphdr *)(hdr.network + hlen); /* Due to lack of space, no more new filters can be programmed */ - if (th->syn && (pf->auto_disable_flags & I40E_FLAG_FD_ATR_ENABLED)) + if (th->syn && (pf->hw_disabled_flags & I40E_FLAG_FD_ATR_ENABLED)) return; - if ((pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) && - (!(pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE))) { + if (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) { /* HW ATR eviction will take care of removing filters on FIN * and RST packets. */ @@ -2178,8 +2378,7 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) & I40E_TXD_FLTR_QW1_CNTINDEX_MASK; - if ((pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) && - (!(pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE))) + if (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE) dtype_cmd |= I40E_TXD_FLTR_QW1_ATR_MASK; fdir_desc->qindex_flex_ptype_vsi = cpu_to_le32(flex_ptype); @@ -2200,15 +2399,9 @@ static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, * Returns error code indicate the frame should be dropped upon error and the * otherwise returns 0 to indicate the flags has been set properly. **/ -#ifdef I40E_FCOE -inline int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, - struct i40e_ring *tx_ring, - u32 *flags) -#else static inline int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, struct i40e_ring *tx_ring, u32 *flags) -#endif { __be16 protocol = skb->protocol; u32 tx_flags = 0; @@ -2716,15 +2909,9 @@ bool __i40e_chk_linearize(struct sk_buff *skb) * @td_cmd: the command field in the descriptor * @td_offset: offset for checksum or crc **/ -#ifdef I40E_FCOE -inline void i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, - struct i40e_tx_buffer *first, u32 tx_flags, - const u8 hdr_len, u32 td_cmd, u32 td_offset) -#else static inline void i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, struct i40e_tx_buffer *first, u32 tx_flags, const u8 hdr_len, u32 td_cmd, u32 td_offset) -#endif { unsigned int data_len = skb->data_len; unsigned int size = skb_headlen(skb); diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index f80979025c01..f5de51124cae 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -117,10 +117,9 @@ enum i40e_dyn_idx_t { /* Supported Rx Buffer Sizes (a multiple of 128) */ #define I40E_RXBUFFER_256 256 +#define I40E_RXBUFFER_1536 1536 /* 128B aligned standard Ethernet frame */ #define I40E_RXBUFFER_2048 2048 -#define I40E_RXBUFFER_3072 3072 /* For FCoE MTU of 2158 */ -#define I40E_RXBUFFER_4096 4096 -#define I40E_RXBUFFER_8192 8192 +#define I40E_RXBUFFER_3072 3072 /* Used for large frames w/ padding */ #define I40E_MAX_RXBUFFER 9728 /* largest size for single descriptor */ /* NOTE: netdev_alloc_skb reserves up to 64 bytes, NET_IP_ALIGN means we @@ -133,6 +132,61 @@ enum i40e_dyn_idx_t { #define I40E_RX_HDR_SIZE I40E_RXBUFFER_256 #define i40e_rx_desc i40e_32byte_rx_desc +#define I40E_RX_DMA_ATTR \ + (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING) + +/* Attempt to maximize the headroom available for incoming frames. We + * use a 2K buffer for receives and need 1536/1534 to store the data for + * the frame. This leaves us with 512 bytes of room. From that we need + * to deduct the space needed for the shared info and the padding needed + * to IP align the frame. + * + * Note: For cache line sizes 256 or larger this value is going to end + * up negative. In these cases we should fall back to the legacy + * receive path. + */ +#if (PAGE_SIZE < 8192) +#define I40E_2K_TOO_SMALL_WITH_PADDING \ +((NET_SKB_PAD + I40E_RXBUFFER_1536) > SKB_WITH_OVERHEAD(I40E_RXBUFFER_2048)) + +static inline int i40e_compute_pad(int rx_buf_len) +{ + int page_size, pad_size; + + page_size = ALIGN(rx_buf_len, PAGE_SIZE / 2); + pad_size = SKB_WITH_OVERHEAD(page_size) - rx_buf_len; + + return pad_size; +} + +static inline int i40e_skb_pad(void) +{ + int rx_buf_len; + + /* If a 2K buffer cannot handle a standard Ethernet frame then + * optimize padding for a 3K buffer instead of a 1.5K buffer. + * + * For a 3K buffer we need to add enough padding to allow for + * tailroom due to NET_IP_ALIGN possibly shifting us out of + * cache-line alignment. + */ + if (I40E_2K_TOO_SMALL_WITH_PADDING) + rx_buf_len = I40E_RXBUFFER_3072 + SKB_DATA_ALIGN(NET_IP_ALIGN); + else + rx_buf_len = I40E_RXBUFFER_1536; + + /* if needed make room for NET_IP_ALIGN */ + rx_buf_len -= NET_IP_ALIGN; + + return i40e_compute_pad(rx_buf_len); +} + +#define I40E_SKB_PAD i40e_skb_pad() +#else +#define I40E_2K_TOO_SMALL_WITH_PADDING false +#define I40E_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN) +#endif + /** * i40e_test_staterr - tests bits in Rx descriptor status and error fields * @rx_desc: pointer to receive descriptor (in le64 format) @@ -255,7 +309,12 @@ struct i40e_tx_buffer { struct i40e_rx_buffer { dma_addr_t dma; struct page *page; - unsigned int page_offset; +#if (BITS_PER_LONG > 32) || (PAGE_SIZE >= 65536) + __u32 page_offset; +#else + __u16 page_offset; +#endif + __u16 pagecnt_bias; }; struct i40e_queue_stats { @@ -269,7 +328,6 @@ struct i40e_tx_queue_stats { u64 tx_done_old; u64 tx_linearize; u64 tx_force_wb; - u64 tx_lost_interrupt; }; struct i40e_rx_queue_stats { @@ -335,7 +393,8 @@ struct i40e_ring { u8 packet_stride; u16 flags; -#define I40E_TXR_FLAGS_WB_ON_ITR BIT(0) +#define I40E_TXR_FLAGS_WB_ON_ITR BIT(0) +#define I40E_RXR_FLAGS_BUILD_SKB_ENABLED BIT(1) /* stats structs */ struct i40e_queue_stats stats; @@ -363,6 +422,21 @@ struct i40e_ring { */ } ____cacheline_internodealigned_in_smp; +static inline bool ring_uses_build_skb(struct i40e_ring *ring) +{ + return !!(ring->flags & I40E_RXR_FLAGS_BUILD_SKB_ENABLED); +} + +static inline void set_ring_build_skb_enabled(struct i40e_ring *ring) +{ + ring->flags |= I40E_RXR_FLAGS_BUILD_SKB_ENABLED; +} + +static inline void clear_ring_build_skb_enabled(struct i40e_ring *ring) +{ + ring->flags &= ~I40E_RXR_FLAGS_BUILD_SKB_ENABLED; +} + enum i40e_latency_range { I40E_LOWEST_LATENCY = 0, I40E_LOW_LATENCY = 1, @@ -384,6 +458,17 @@ struct i40e_ring_container { #define i40e_for_each_ring(pos, head) \ for (pos = (head).ring; pos != NULL; pos = pos->next) +static inline unsigned int i40e_rx_pg_order(struct i40e_ring *ring) +{ +#if (PAGE_SIZE < 8192) + if (ring->rx_buf_len > (PAGE_SIZE / 2)) + return 1; +#endif + return 0; +} + +#define i40e_rx_pg_size(_ring) (PAGE_SIZE << i40e_rx_pg_order(_ring)) + bool i40e_alloc_rx_buffers(struct i40e_ring *rxr, u16 cleaned_count); netdev_tx_t i40e_lan_xmit_frame(struct sk_buff *skb, struct net_device *netdev); void i40e_clean_tx_ring(struct i40e_ring *tx_ring); @@ -393,15 +478,8 @@ int i40e_setup_rx_descriptors(struct i40e_ring *rx_ring); void i40e_free_tx_resources(struct i40e_ring *tx_ring); void i40e_free_rx_resources(struct i40e_ring *rx_ring); int i40e_napi_poll(struct napi_struct *napi, int budget); -#ifdef I40E_FCOE -void i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, - struct i40e_tx_buffer *first, u32 tx_flags, - const u8 hdr_len, u32 td_cmd, u32 td_offset); -int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, - struct i40e_ring *tx_ring, u32 *flags); -#endif void i40e_force_wb(struct i40e_vsi *vsi, struct i40e_q_vector *q_vector); -u32 i40e_get_tx_pending(struct i40e_ring *ring, bool in_sw); +u32 i40e_get_tx_pending(struct i40e_ring *ring); int __i40e_maybe_stop_tx(struct i40e_ring *tx_ring, int size); bool __i40e_chk_linearize(struct sk_buff *skb); @@ -483,16 +561,6 @@ static inline bool i40e_chk_linearize(struct sk_buff *skb, int count) } /** - * i40e_rx_is_fcoe - returns true if the Rx packet type is FCoE - * @ptype: the packet type field from Rx descriptor write-back - **/ -static inline bool i40e_rx_is_fcoe(u16 ptype) -{ - return (ptype >= I40E_RX_PTYPE_L2_FCOE_PAY3) && - (ptype <= I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER); -} - -/** * txring_txq - Find the netdev Tx ring based on the i40e Tx ring * @ring: Tx ring to find the netdev equivalent of **/ diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 939f9fdc8f85..9200f2d9c752 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1213,25 +1213,6 @@ struct i40e_veb_tc_stats { u64 tc_tx_bytes[I40E_MAX_TRAFFIC_CLASS]; }; -#ifdef I40E_FCOE -/* Statistics collected per function for FCoE */ -struct i40e_fcoe_stats { - u64 rx_fcoe_packets; /* fcoeprc */ - u64 rx_fcoe_dwords; /* focedwrc */ - u64 rx_fcoe_dropped; /* fcoerpdc */ - u64 tx_fcoe_packets; /* fcoeptc */ - u64 tx_fcoe_dwords; /* focedwtc */ - u64 fcoe_bad_fccrc; /* fcoecrc */ - u64 fcoe_last_error; /* fcoelast */ - u64 fcoe_ddp_count; /* fcoeddpc */ -}; - -/* offset to per function FCoE statistics block */ -#define I40E_FCOE_VF_STAT_OFFSET 0 -#define I40E_FCOE_PF_STAT_OFFSET 128 -#define I40E_FCOE_STAT_MAX (I40E_FCOE_PF_STAT_OFFSET + I40E_MAX_PF) - -#endif /* Statistics collected by the MAC */ struct i40e_hw_port_stats { /* eth stats collected by the port */ @@ -1319,125 +1300,6 @@ struct i40e_hw_port_stats { #define I40E_SRRD_SRCTL_ATTEMPTS 100000 -#ifdef I40E_FCOE -/* FCoE Tx context descriptor - Use the i40e_tx_context_desc struct */ - -enum i40E_fcoe_tx_ctx_desc_cmd_bits { - I40E_FCOE_TX_CTX_DESC_OPCODE_SINGLE_SEND = 0x00, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_TSO_FC_CLASS2 = 0x01, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_TSO_FC_CLASS3 = 0x05, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_ETSO_FC_CLASS2 = 0x02, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_ETSO_FC_CLASS3 = 0x06, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_DWO_FC_CLASS2 = 0x03, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_DWO_FC_CLASS3 = 0x07, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_DDP_CTX_INVL = 0x08, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_OPCODE_DWO_CTX_INVL = 0x09, /* 4 BITS */ - I40E_FCOE_TX_CTX_DESC_RELOFF = 0x10, - I40E_FCOE_TX_CTX_DESC_CLRSEQ = 0x20, - I40E_FCOE_TX_CTX_DESC_DIFENA = 0x40, - I40E_FCOE_TX_CTX_DESC_IL2TAG2 = 0x80 -}; - -/* FCoE DDP Context descriptor */ -struct i40e_fcoe_ddp_context_desc { - __le64 rsvd; - __le64 type_cmd_foff_lsize; -}; - -#define I40E_FCOE_DDP_CTX_QW1_DTYPE_SHIFT 0 -#define I40E_FCOE_DDP_CTX_QW1_DTYPE_MASK (0xFULL << \ - I40E_FCOE_DDP_CTX_QW1_DTYPE_SHIFT) - -#define I40E_FCOE_DDP_CTX_QW1_CMD_SHIFT 4 -#define I40E_FCOE_DDP_CTX_QW1_CMD_MASK (0xFULL << \ - I40E_FCOE_DDP_CTX_QW1_CMD_SHIFT) - -enum i40e_fcoe_ddp_ctx_desc_cmd_bits { - I40E_FCOE_DDP_CTX_DESC_BSIZE_512B = 0x00, /* 2 BITS */ - I40E_FCOE_DDP_CTX_DESC_BSIZE_4K = 0x01, /* 2 BITS */ - I40E_FCOE_DDP_CTX_DESC_BSIZE_8K = 0x02, /* 2 BITS */ - I40E_FCOE_DDP_CTX_DESC_BSIZE_16K = 0x03, /* 2 BITS */ - I40E_FCOE_DDP_CTX_DESC_DIFENA = 0x04, /* 1 BIT */ - I40E_FCOE_DDP_CTX_DESC_LASTSEQH = 0x08, /* 1 BIT */ -}; - -#define I40E_FCOE_DDP_CTX_QW1_FOFF_SHIFT 16 -#define I40E_FCOE_DDP_CTX_QW1_FOFF_MASK (0x3FFFULL << \ - I40E_FCOE_DDP_CTX_QW1_FOFF_SHIFT) - -#define I40E_FCOE_DDP_CTX_QW1_LSIZE_SHIFT 32 -#define I40E_FCOE_DDP_CTX_QW1_LSIZE_MASK (0x3FFFULL << \ - I40E_FCOE_DDP_CTX_QW1_LSIZE_SHIFT) - -/* FCoE DDP/DWO Queue Context descriptor */ -struct i40e_fcoe_queue_context_desc { - __le64 dmaindx_fbase; /* 0:11 DMAINDX, 12:63 FBASE */ - __le64 flen_tph; /* 0:12 FLEN, 13:15 TPH */ -}; - -#define I40E_FCOE_QUEUE_CTX_QW0_DMAINDX_SHIFT 0 -#define I40E_FCOE_QUEUE_CTX_QW0_DMAINDX_MASK (0xFFFULL << \ - I40E_FCOE_QUEUE_CTX_QW0_DMAINDX_SHIFT) - -#define I40E_FCOE_QUEUE_CTX_QW0_FBASE_SHIFT 12 -#define I40E_FCOE_QUEUE_CTX_QW0_FBASE_MASK (0xFFFFFFFFFFFFFULL << \ - I40E_FCOE_QUEUE_CTX_QW0_FBASE_SHIFT) - -#define I40E_FCOE_QUEUE_CTX_QW1_FLEN_SHIFT 0 -#define I40E_FCOE_QUEUE_CTX_QW1_FLEN_MASK (0x1FFFULL << \ - I40E_FCOE_QUEUE_CTX_QW1_FLEN_SHIFT) - -#define I40E_FCOE_QUEUE_CTX_QW1_TPH_SHIFT 13 -#define I40E_FCOE_QUEUE_CTX_QW1_TPH_MASK (0x7ULL << \ - I40E_FCOE_QUEUE_CTX_QW1_FLEN_SHIFT) - -enum i40e_fcoe_queue_ctx_desc_tph_bits { - I40E_FCOE_QUEUE_CTX_DESC_TPHRDESC = 0x1, - I40E_FCOE_QUEUE_CTX_DESC_TPHDATA = 0x2 -}; - -#define I40E_FCOE_QUEUE_CTX_QW1_RECIPE_SHIFT 30 -#define I40E_FCOE_QUEUE_CTX_QW1_RECIPE_MASK (0x3ULL << \ - I40E_FCOE_QUEUE_CTX_QW1_RECIPE_SHIFT) - -/* FCoE DDP/DWO Filter Context descriptor */ -struct i40e_fcoe_filter_context_desc { - __le32 param; - __le16 seqn; - - /* 48:51(0:3) RSVD, 52:63(4:15) DMAINDX */ - __le16 rsvd_dmaindx; - - /* 0:7 FLAGS, 8:52 RSVD, 53:63 LANQ */ - __le64 flags_rsvd_lanq; -}; - -#define I40E_FCOE_FILTER_CTX_QW0_DMAINDX_SHIFT 4 -#define I40E_FCOE_FILTER_CTX_QW0_DMAINDX_MASK (0xFFF << \ - I40E_FCOE_FILTER_CTX_QW0_DMAINDX_SHIFT) - -enum i40e_fcoe_filter_ctx_desc_flags_bits { - I40E_FCOE_FILTER_CTX_DESC_CTYP_DDP = 0x00, - I40E_FCOE_FILTER_CTX_DESC_CTYP_DWO = 0x01, - I40E_FCOE_FILTER_CTX_DESC_ENODE_INIT = 0x00, - I40E_FCOE_FILTER_CTX_DESC_ENODE_RSP = 0x02, - I40E_FCOE_FILTER_CTX_DESC_FC_CLASS2 = 0x00, - I40E_FCOE_FILTER_CTX_DESC_FC_CLASS3 = 0x04 -}; - -#define I40E_FCOE_FILTER_CTX_QW1_FLAGS_SHIFT 0 -#define I40E_FCOE_FILTER_CTX_QW1_FLAGS_MASK (0xFFULL << \ - I40E_FCOE_FILTER_CTX_QW1_FLAGS_SHIFT) - -#define I40E_FCOE_FILTER_CTX_QW1_PCTYPE_SHIFT 8 -#define I40E_FCOE_FILTER_CTX_QW1_PCTYPE_MASK (0x3FULL << \ - I40E_FCOE_FILTER_CTX_QW1_PCTYPE_SHIFT) - -#define I40E_FCOE_FILTER_CTX_QW1_LANQINDX_SHIFT 53 -#define I40E_FCOE_FILTER_CTX_QW1_LANQINDX_MASK (0x7FFULL << \ - I40E_FCOE_FILTER_CTX_QW1_LANQINDX_SHIFT) - -#endif /* I40E_FCOE */ enum i40e_switch_element_types { I40E_SWITCH_ELEMENT_TYPE_MAC = 1, I40E_SWITCH_ELEMENT_TYPE_PF = 2, diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h index 974ba2baf6ea..8552192a5bde 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h @@ -163,7 +163,8 @@ struct i40e_virtchnl_vsi_resource { #define I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING 0x00020000 #define I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2 0x00040000 #define I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF 0X00080000 -#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM 0X00100000 +#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP 0X00100000 +#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM 0X00200000 #define I40E_VF_BASE_MODE_OFFLOADS (I40E_VIRTCHNL_VF_OFFLOAD_L2 | \ I40E_VIRTCHNL_VF_OFFLOAD_VLAN | \ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 78460c52b7c4..65c95ffc15ec 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -702,10 +702,8 @@ static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type) dev_info(&pf->pdev->dev, "Could not allocate VF broadcast filter\n"); spin_unlock_bh(&vsi->mac_filter_hash_lock); - i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(0, vf->vf_id), - (u32)hena); - i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(1, vf->vf_id), - (u32)(hena >> 32)); + wr32(&pf->hw, I40E_VFQF_HENA1(0, vf->vf_id), (u32)hena); + wr32(&pf->hw, I40E_VFQF_HENA1(1, vf->vf_id), (u32)(hena >> 32)); } /* program mac filter */ @@ -811,6 +809,11 @@ static void i40e_free_vf_res(struct i40e_vf *vf) u32 reg_idx, reg; int i, msix_vf; + /* Start by disabling VF's configuration API to prevent the OS from + * accessing the VF's VSI after it's freed / invalidated. + */ + clear_bit(I40E_VF_STAT_INIT, &vf->vf_states); + /* free vsi & disconnect it from the parent uplink */ if (vf->lan_vsi_idx) { i40e_vsi_release(pf->vsi[vf->lan_vsi_idx]); @@ -850,7 +853,6 @@ static void i40e_free_vf_res(struct i40e_vf *vf) /* reset some of the state variables keeping track of the resources */ vf->num_queue_pairs = 0; vf->vf_states = 0; - clear_bit(I40E_VF_STAT_INIT, &vf->vf_states); } /** @@ -941,6 +943,14 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr) /* warn the VF */ clear_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); + /* Disable VF's configuration API during reset. The flag is re-enabled + * in i40e_alloc_vf_res(), when it's safe again to access VF's VSI. + * It's normally disabled in i40e_free_vf_res(), but it's safer + * to do it earlier to give some time to finish to any VF config + * functions that may still be running at this point. + */ + clear_bit(I40E_VF_STAT_INIT, &vf->vf_states); + /* In the case of a VFLR, the HW has already reset the VF and we * just need to clean up, so don't hit the VFRTRIG register. */ @@ -984,11 +994,6 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr) if (!rsd) dev_err(&pf->pdev->dev, "VF reset check timeout on VF %d\n", vf->vf_id); - wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_COMPLETED); - /* clear the reset bit in the VPGEN_VFRTRIG reg */ - reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); - reg &= ~I40E_VPGEN_VFRTRIG_VFSWR_MASK; - wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); /* On initial reset, we won't have any queues */ if (vf->lan_vsi_idx == 0) @@ -996,8 +1001,24 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr) i40e_vsi_stop_rings(pf->vsi[vf->lan_vsi_idx]); complete_reset: - /* reallocate VF resources to reset the VSI state */ + /* free VF resources to begin resetting the VSI state */ i40e_free_vf_res(vf); + + /* Enable hardware by clearing the reset bit in the VPGEN_VFRTRIG reg. + * By doing this we allow HW to access VF memory at any point. If we + * did it any sooner, HW could access memory while it was being freed + * in i40e_free_vf_res(), causing an IOMMU fault. + * + * On the other hand, this needs to be done ASAP, because the VF driver + * is waiting for this to happen and may report a timeout. It's + * harmless, but it gets logged into Guest OS kernel log, so best avoid + * it. + */ + reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); + reg &= ~I40E_VPGEN_VFRTRIG_VFSWR_MASK; + wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); + + /* reallocate VF resources to finish resetting the VSI state */ if (!i40e_alloc_vf_res(vf)) { int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; i40e_enable_vf_mappings(vf); @@ -1008,7 +1029,11 @@ complete_reset: i40e_notify_client_of_vf_reset(pf, abs_vf_id); vf->num_vlan = 0; } - /* tell the VF the reset is done */ + + /* Tell the VF driver the reset is done. This needs to be done only + * after VF has been fully initialized, because the VF driver may + * request resources immediately after setting this flag. + */ wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_VFACTIVE); i40e_flush(hw); @@ -1359,7 +1384,7 @@ static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg) if (!vsi->info.pvid) vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_VLAN; - if (i40e_vf_client_capable(pf, vf->vf_id, I40E_CLIENT_IWARP) && + if (i40e_vf_client_capable(pf, vf->vf_id) && (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_IWARP)) { vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_IWARP; set_bit(I40E_VF_STAT_IWARPENA, &vf->vf_states); @@ -1383,6 +1408,13 @@ static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg) I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2; } + if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_ENCAP) + vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_ENCAP; + + if ((pf->flags & I40E_FLAG_OUTER_UDP_CSUM_CAPABLE) && + (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM)) + vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM; + if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING) { if (pf->flags & I40E_FLAG_MFP_ENABLED) { dev_err(&pf->pdev->dev, @@ -1853,7 +1885,7 @@ error_param: } /* If the VF is not trusted restrict the number of MAC/VLAN it can program */ -#define I40E_VC_MAX_MAC_ADDR_PER_VF 8 +#define I40E_VC_MAX_MAC_ADDR_PER_VF 12 #define I40E_VC_MAX_VLAN_PER_VF 8 /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 4012d069939a..37af437daa5d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -87,7 +87,6 @@ struct i40e_vf { u16 stag; struct i40e_virtchnl_ether_addr default_lan_addr; - struct i40e_virtchnl_ether_addr default_fcoe_addr; u16 port_vlan_id; bool pf_set_mac; /* The VMM admin set the VF MAC address */ bool trusted; diff --git a/drivers/net/ethernet/intel/i40evf/Makefile b/drivers/net/ethernet/intel/i40evf/Makefile index 3a423836a565..827c7a6ed0ba 100644 --- a/drivers/net/ethernet/intel/i40evf/Makefile +++ b/drivers/net/ethernet/intel/i40evf/Makefile @@ -32,5 +32,5 @@ obj-$(CONFIG_I40EVF) += i40evf.o i40evf-objs := i40evf_main.o i40evf_ethtool.o i40evf_virtchnl.o \ - i40e_txrx.o i40e_common.o i40e_adminq.o + i40e_txrx.o i40e_common.o i40e_adminq.o i40evf_client.o diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h index eeb9864bc5b1..c28cb8f27243 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h @@ -132,6 +132,10 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_list_func_capabilities = 0x000A, i40e_aqc_opc_list_dev_capabilities = 0x000B, + /* Proxy commands */ + i40e_aqc_opc_set_proxy_config = 0x0104, + i40e_aqc_opc_set_ns_proxy_table_entry = 0x0105, + /* LAA */ i40e_aqc_opc_mac_address_read = 0x0107, i40e_aqc_opc_mac_address_write = 0x0108, @@ -139,6 +143,10 @@ enum i40e_admin_queue_opc { /* PXE */ i40e_aqc_opc_clear_pxe_mode = 0x0110, + /* WoL commands */ + i40e_aqc_opc_set_wol_filter = 0x0120, + i40e_aqc_opc_get_wake_reason = 0x0121, + /* internal switch commands */ i40e_aqc_opc_get_switch_config = 0x0200, i40e_aqc_opc_add_statistics = 0x0201, @@ -177,6 +185,7 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_remove_control_packet_filter = 0x025B, i40e_aqc_opc_add_cloud_filters = 0x025C, i40e_aqc_opc_remove_cloud_filters = 0x025D, + i40e_aqc_opc_clear_wol_switch_filters = 0x025E, i40e_aqc_opc_add_mirror_rule = 0x0260, i40e_aqc_opc_delete_mirror_rule = 0x0261, @@ -558,6 +567,56 @@ struct i40e_aqc_clear_pxe { I40E_CHECK_CMD_LENGTH(i40e_aqc_clear_pxe); +/* Set WoL Filter (0x0120) */ + +struct i40e_aqc_set_wol_filter { + __le16 filter_index; +#define I40E_AQC_MAX_NUM_WOL_FILTERS 8 +#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT 15 +#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_MASK (0x1 << \ + I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT) + +#define I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT 0 +#define I40E_AQC_SET_WOL_FILTER_INDEX_MASK (0x7 << \ + I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT) + __le16 cmd_flags; +#define I40E_AQC_SET_WOL_FILTER 0x8000 +#define I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL 0x4000 +#define I40E_AQC_SET_WOL_FILTER_ACTION_CLEAR 0 +#define I40E_AQC_SET_WOL_FILTER_ACTION_SET 1 + __le16 valid_flags; +#define I40E_AQC_SET_WOL_FILTER_ACTION_VALID 0x8000 +#define I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID 0x4000 + u8 reserved[2]; + __le32 address_high; + __le32 address_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_wol_filter); + +struct i40e_aqc_set_wol_filter_data { + u8 filter[128]; + u8 mask[16]; +}; + +I40E_CHECK_STRUCT_LEN(0x90, i40e_aqc_set_wol_filter_data); + +/* Get Wake Reason (0x0121) */ + +struct i40e_aqc_get_wake_reason_completion { + u8 reserved_1[2]; + __le16 wake_reason; +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT 0 +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_MASK (0xFF << \ + I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT) +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT 8 +#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_MASK (0xFF << \ + I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT) + u8 reserved_2[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_wake_reason_completion); + /* Switch configuration commands (0x02xx) */ /* Used by many indirect commands that only pass an seid and a buffer in the @@ -640,6 +699,8 @@ struct i40e_aqc_set_port_parameters { #define I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS 2 /* must set! */ #define I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA 4 __le16 bad_frame_vsi; +#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_SHIFT 0x0 +#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_MASK 0x3FF __le16 default_seid; /* reserved for command */ u8 reserved[10]; }; @@ -691,6 +752,7 @@ I40E_CHECK_STRUCT_LEN(0x10, i40e_aqc_switch_resource_alloc_element_resp); /* Set Switch Configuration (direct 0x0205) */ struct i40e_aqc_set_switch_config { __le16 flags; +/* flags used for both fields below */ #define I40E_AQ_SET_SWITCH_CFG_PROMISC 0x0001 #define I40E_AQ_SET_SWITCH_CFG_L2_FILTER 0x0002 __le16 valid_flags; @@ -1839,11 +1901,12 @@ struct i40e_aqc_get_link_status { #define I40E_AQ_CONFIG_FEC_RS_ENA 0x02 #define I40E_AQ_CONFIG_CRC_ENA 0x04 #define I40E_AQ_CONFIG_PACING_MASK 0x78 - u8 external_power_ability; + u8 power_desc; #define I40E_AQ_LINK_POWER_CLASS_1 0x00 #define I40E_AQ_LINK_POWER_CLASS_2 0x01 #define I40E_AQ_LINK_POWER_CLASS_3 0x02 #define I40E_AQ_LINK_POWER_CLASS_4 0x03 +#define I40E_AQ_PWR_CLASS_MASK 0x03 u8 reserved[4]; }; diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/i40evf/i40e_common.c index 89dfdbca13db..626fbf1ead4d 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_common.c @@ -958,7 +958,9 @@ u32 i40evf_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr) int retry = 5; u32 val = 0; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40evf_aq_rx_ctl_read_register(hw, reg_addr, @@ -1019,7 +1021,9 @@ void i40evf_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val) bool use_register; int retry = 5; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40evf_aq_rx_ctl_write_register(hw, reg_addr, diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index c91fcf43ccbc..460171edc412 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -137,10 +137,7 @@ u32 i40evf_get_tx_pending(struct i40e_ring *ring, bool in_sw) { u32 head, tail; - if (!in_sw) - head = i40e_get_head(ring); - else - head = ring->next_to_clean; + head = ring->next_to_clean; tail = readl(ring->tail); if (head != tail) @@ -165,7 +162,6 @@ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, { u16 i = tx_ring->next_to_clean; struct i40e_tx_buffer *tx_buf; - struct i40e_tx_desc *tx_head; struct i40e_tx_desc *tx_desc; unsigned int total_bytes = 0, total_packets = 0; unsigned int budget = vsi->work_limit; @@ -174,8 +170,6 @@ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, tx_desc = I40E_TX_DESC(tx_ring, i); i -= tx_ring->count; - tx_head = I40E_TX_DESC(tx_ring, i40e_get_head(tx_ring)); - do { struct i40e_tx_desc *eop_desc = tx_buf->next_to_watch; @@ -186,8 +180,9 @@ static bool i40e_clean_tx_irq(struct i40e_vsi *vsi, /* prevent any other reads prior to eop_desc */ read_barrier_depends(); - /* we have caught up to head, no work left to do */ - if (tx_head == tx_desc) + /* if the descriptor isn't done, no work yet to do */ + if (!(eop_desc->cmd_type_offset_bsz & + cpu_to_le64(I40E_TX_DESC_DTYPE_DESC_DONE))) break; /* clear next_to_watch to prevent false hangs */ @@ -464,10 +459,6 @@ int i40evf_setup_tx_descriptors(struct i40e_ring *tx_ring) /* round up to nearest 4K */ tx_ring->size = tx_ring->count * sizeof(struct i40e_tx_desc); - /* add u32 for head writeback, align after this takes care of - * guaranteeing this is at least one cache line in size - */ - tx_ring->size += sizeof(u32); tx_ring->size = ALIGN(tx_ring->size, 4096); tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size, &tx_ring->dma, GFP_KERNEL); @@ -493,7 +484,6 @@ err: **/ void i40evf_clean_rx_ring(struct i40e_ring *rx_ring) { - struct device *dev = rx_ring->dev; unsigned long bi_size; u16 i; @@ -513,8 +503,22 @@ void i40evf_clean_rx_ring(struct i40e_ring *rx_ring) if (!rx_bi->page) continue; - dma_unmap_page(dev, rx_bi->dma, PAGE_SIZE, DMA_FROM_DEVICE); - __free_pages(rx_bi->page, 0); + /* Invalidate cache lines that may have been written to by + * device so that we avoid corrupting memory. + */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_bi->dma, + rx_bi->page_offset, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + + /* free resources associated with mapping */ + dma_unmap_page_attrs(rx_ring->dev, rx_bi->dma, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, + I40E_RX_DMA_ATTR); + + __page_frag_cache_drain(rx_bi->page, rx_bi->pagecnt_bias); rx_bi->page = NULL; rx_bi->page_offset = 0; @@ -615,6 +619,17 @@ static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) } /** + * i40e_rx_offset - Return expected offset into page to access data + * @rx_ring: Ring we are requesting offset of + * + * Returns the offset value for ring into the data buffer. + */ +static inline unsigned int i40e_rx_offset(struct i40e_ring *rx_ring) +{ + return ring_uses_build_skb(rx_ring) ? I40E_SKB_PAD : 0; +} + +/** * i40e_alloc_mapped_page - recycle or make a new page * @rx_ring: ring to use * @bi: rx_buffer struct to modify @@ -635,27 +650,33 @@ static bool i40e_alloc_mapped_page(struct i40e_ring *rx_ring, } /* alloc new page for storage */ - page = dev_alloc_page(); + page = dev_alloc_pages(i40e_rx_pg_order(rx_ring)); if (unlikely(!page)) { rx_ring->rx_stats.alloc_page_failed++; return false; } /* map page for use */ - dma = dma_map_page(rx_ring->dev, page, 0, PAGE_SIZE, DMA_FROM_DEVICE); + dma = dma_map_page_attrs(rx_ring->dev, page, 0, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, + I40E_RX_DMA_ATTR); /* if mapping failed free memory back to system since * there isn't much point in holding memory we can't use */ if (dma_mapping_error(rx_ring->dev, dma)) { - __free_pages(page, 0); + __free_pages(page, i40e_rx_pg_order(rx_ring)); rx_ring->rx_stats.alloc_page_failed++; return false; } bi->dma = dma; bi->page = page; - bi->page_offset = 0; + bi->page_offset = i40e_rx_offset(rx_ring); + + /* initialize pagecnt_bias to 1 representing we fully own page */ + bi->pagecnt_bias = 1; return true; } @@ -702,6 +723,12 @@ bool i40evf_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) if (!i40e_alloc_mapped_page(rx_ring, bi)) goto no_buffers; + /* sync the buffer for use by the device */ + dma_sync_single_range_for_device(rx_ring->dev, bi->dma, + bi->page_offset, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + /* Refresh the desc even if buffer_addrs didn't change * because each write-back erases this info. */ @@ -742,8 +769,6 @@ no_buffers: * @vsi: the VSI we care about * @skb: skb currently being received and modified * @rx_desc: the receive descriptor - * - * skb->protocol must be set before this function is called **/ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, struct sk_buff *skb, @@ -895,12 +920,12 @@ void i40evf_process_skb_fields(struct i40e_ring *rx_ring, { i40e_rx_hash(rx_ring, rx_desc, skb, rx_ptype); - /* modifies the skb - consumes the enet header */ - skb->protocol = eth_type_trans(skb, rx_ring->netdev); - i40e_rx_checksum(rx_ring->vsi, skb, rx_desc); skb_record_rx_queue(skb, rx_ring->queue_index); + + /* modifies the skb - consumes the enet header */ + skb->protocol = eth_type_trans(skb, rx_ring->netdev); } /** @@ -945,7 +970,10 @@ static void i40e_reuse_rx_page(struct i40e_ring *rx_ring, rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0; /* transfer page from old buffer to new buffer */ - *new_buff = *old_buff; + new_buff->dma = old_buff->dma; + new_buff->page = old_buff->page; + new_buff->page_offset = old_buff->page_offset; + new_buff->pagecnt_bias = old_buff->pagecnt_bias; } /** @@ -966,8 +994,6 @@ static inline bool i40e_page_is_reusable(struct page *page) * the adapter for another receive * * @rx_buffer: buffer containing the page - * @page: page address from rx_buffer - * @truesize: actual size of the buffer in this page * * If page is reusable, rx_buffer->page_offset is adjusted to point to * an unused region in the page. @@ -990,13 +1016,10 @@ static inline bool i40e_page_is_reusable(struct page *page) * * In either case, if the page is reusable its refcount is increased. **/ -static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, - struct page *page, - const unsigned int truesize) +static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer) { -#if (PAGE_SIZE >= 8192) - unsigned int last_offset = PAGE_SIZE - I40E_RXBUFFER_2048; -#endif + unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; + struct page *page = rx_buffer->page; /* Is any reuse possible? */ if (unlikely(!i40e_page_is_reusable(page))) @@ -1004,21 +1027,23 @@ static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, #if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ - if (unlikely(page_count(page) != 1)) + if (unlikely((page_count(page) - pagecnt_bias) > 1)) return false; - - /* flip page offset to other buffer */ - rx_buffer->page_offset ^= truesize; #else - /* move offset up to the next cache line */ - rx_buffer->page_offset += truesize; - - if (rx_buffer->page_offset > last_offset) +#define I40E_LAST_OFFSET \ + (SKB_WITH_OVERHEAD(PAGE_SIZE) - I40E_RXBUFFER_2048) + if (rx_buffer->page_offset > I40E_LAST_OFFSET) return false; #endif - /* Inc ref count on page before passing it up to the stack */ - get_page(page); + /* If we have drained the page fragment pool we need to update + * the pagecnt_bias and page count so that we fully restock the + * number of references the driver holds. + */ + if (unlikely(!pagecnt_bias)) { + page_ref_add(page, USHRT_MAX); + rx_buffer->pagecnt_bias = USHRT_MAX; + } return true; } @@ -1027,145 +1052,201 @@ static bool i40e_can_reuse_rx_page(struct i40e_rx_buffer *rx_buffer, * i40e_add_rx_frag - Add contents of Rx buffer to sk_buff * @rx_ring: rx descriptor ring to transact packets on * @rx_buffer: buffer containing page to add - * @size: packet length from rx_desc * @skb: sk_buff to place the data into + * @size: packet length from rx_desc * * This function will add the data contained in rx_buffer->page to the skb. - * This is done either through a direct copy if the data in the buffer is - * less than the skb header size, otherwise it will just attach the page as - * a frag to the skb. + * It will just attach the page as a frag to the skb. * - * The function will then update the page offset if necessary and return - * true if the buffer can be reused by the adapter. + * The function will then update the page offset. **/ -static bool i40e_add_rx_frag(struct i40e_ring *rx_ring, +static void i40e_add_rx_frag(struct i40e_ring *rx_ring, struct i40e_rx_buffer *rx_buffer, - unsigned int size, - struct sk_buff *skb) + struct sk_buff *skb, + unsigned int size) { - struct page *page = rx_buffer->page; - unsigned char *va = page_address(page) + rx_buffer->page_offset; #if (PAGE_SIZE < 8192) - unsigned int truesize = I40E_RXBUFFER_2048; + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; #else - unsigned int truesize = ALIGN(size, L1_CACHE_BYTES); + unsigned int truesize = SKB_DATA_ALIGN(size + i40e_rx_offset(rx_ring)); #endif - unsigned int pull_len; - - if (unlikely(skb_is_nonlinear(skb))) - goto add_tail_frag; - - /* will the data fit in the skb we allocated? if so, just - * copy it as it is pretty small anyway - */ - if (size <= I40E_RX_HDR_SIZE) { - memcpy(__skb_put(skb, size), va, ALIGN(size, sizeof(long))); - /* page is reusable, we can reuse buffer as-is */ - if (likely(i40e_page_is_reusable(page))) - return true; + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_buffer->page, + rx_buffer->page_offset, size, truesize); - /* this page cannot be reused so discard it */ - __free_pages(page, 0); - return false; - } + /* page is being used so we must update the page offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif +} - /* we need the header to contain the greater of either - * ETH_HLEN or 60 bytes if the skb->len is less than - * 60 for skb_pad. - */ - pull_len = eth_get_headlen(va, I40E_RX_HDR_SIZE); +/** + * i40e_get_rx_buffer - Fetch Rx buffer and synchronize data for use + * @rx_ring: rx descriptor ring to transact packets on + * @size: size of buffer to add to skb + * + * This function will pull an Rx buffer from the ring and synchronize it + * for use by the CPU. + */ +static struct i40e_rx_buffer *i40e_get_rx_buffer(struct i40e_ring *rx_ring, + const unsigned int size) +{ + struct i40e_rx_buffer *rx_buffer; - /* align pull length to size of long to optimize - * memcpy performance - */ - memcpy(__skb_put(skb, pull_len), va, ALIGN(pull_len, sizeof(long))); + rx_buffer = &rx_ring->rx_bi[rx_ring->next_to_clean]; + prefetchw(rx_buffer->page); - /* update all of the pointers */ - va += pull_len; - size -= pull_len; + /* we are reusing so sync this buffer for CPU use */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_buffer->dma, + rx_buffer->page_offset, + size, + DMA_FROM_DEVICE); -add_tail_frag: - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - (unsigned long)va & ~PAGE_MASK, size, truesize); + /* We have pulled a buffer for use, so decrement pagecnt_bias */ + rx_buffer->pagecnt_bias--; - return i40e_can_reuse_rx_page(rx_buffer, page, truesize); + return rx_buffer; } /** - * i40evf_fetch_rx_buffer - Allocate skb and populate it + * i40e_construct_skb - Allocate skb and populate it * @rx_ring: rx descriptor ring to transact packets on - * @rx_desc: descriptor containing info written by hardware + * @rx_buffer: rx buffer to pull data from + * @size: size of buffer to add to skb * - * This function allocates an skb on the fly, and populates it with the page - * data from the current receive descriptor, taking care to set up the skb - * correctly, as well as handling calling the page recycle function if - * necessary. + * This function allocates an skb. It then populates it with the page + * data from the current receive descriptor, taking care to set up the + * skb correctly. */ -static inline -struct sk_buff *i40evf_fetch_rx_buffer(struct i40e_ring *rx_ring, - union i40e_rx_desc *rx_desc, - struct sk_buff *skb) +static struct sk_buff *i40e_construct_skb(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer, + unsigned int size) { - u64 local_status_error_len = - le64_to_cpu(rx_desc->wb.qword1.status_error_len); - unsigned int size = - (local_status_error_len & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> - I40E_RXD_QW1_LENGTH_PBUF_SHIFT; - struct i40e_rx_buffer *rx_buffer; - struct page *page; + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = SKB_DATA_ALIGN(size); +#endif + unsigned int headlen; + struct sk_buff *skb; - rx_buffer = &rx_ring->rx_bi[rx_ring->next_to_clean]; - page = rx_buffer->page; - prefetchw(page); + /* prefetch first cache line of first page */ + prefetch(va); +#if L1_CACHE_BYTES < 128 + prefetch(va + L1_CACHE_BYTES); +#endif + + /* allocate a skb to store the frags */ + skb = __napi_alloc_skb(&rx_ring->q_vector->napi, + I40E_RX_HDR_SIZE, + GFP_ATOMIC | __GFP_NOWARN); + if (unlikely(!skb)) + return NULL; + + /* Determine available headroom for copy */ + headlen = size; + if (headlen > I40E_RX_HDR_SIZE) + headlen = eth_get_headlen(va, I40E_RX_HDR_SIZE); + + /* align pull length to size of long to optimize memcpy performance */ + memcpy(__skb_put(skb, headlen), va, ALIGN(headlen, sizeof(long))); + + /* update all of the pointers */ + size -= headlen; + if (size) { + skb_add_rx_frag(skb, 0, rx_buffer->page, + rx_buffer->page_offset + headlen, + size, truesize); + + /* buffer is used by skb, update page_offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif + } else { + /* buffer is unused, reset bias back to rx_buffer */ + rx_buffer->pagecnt_bias++; + } - if (likely(!skb)) { - void *page_addr = page_address(page) + rx_buffer->page_offset; + return skb; +} + +/** + * i40e_build_skb - Build skb around an existing buffer + * @rx_ring: Rx descriptor ring to transact packets on + * @rx_buffer: Rx buffer to pull data from + * @size: size of buffer to add to skb + * + * This function builds an skb around an existing Rx buffer, taking care + * to set up the skb correctly and avoid any memcpy overhead. + */ +static struct sk_buff *i40e_build_skb(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer, + unsigned int size) +{ + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = i40e_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = SKB_DATA_ALIGN(size); +#endif + struct sk_buff *skb; - /* prefetch first cache line of first page */ - prefetch(page_addr); + /* prefetch first cache line of first page */ + prefetch(va); #if L1_CACHE_BYTES < 128 - prefetch(page_addr + L1_CACHE_BYTES); + prefetch(va + L1_CACHE_BYTES); #endif + /* build an skb around the page buffer */ + skb = build_skb(va - I40E_SKB_PAD, truesize); + if (unlikely(!skb)) + return NULL; - /* allocate a skb to store the frags */ - skb = __napi_alloc_skb(&rx_ring->q_vector->napi, - I40E_RX_HDR_SIZE, - GFP_ATOMIC | __GFP_NOWARN); - if (unlikely(!skb)) { - rx_ring->rx_stats.alloc_buff_failed++; - return NULL; - } + /* update pointers within the skb to store the data */ + skb_reserve(skb, I40E_SKB_PAD); + __skb_put(skb, size); - /* we will be copying header into skb->data in - * pskb_may_pull so it is in our interest to prefetch - * it now to avoid a possible cache miss - */ - prefetchw(skb->data); - } + /* buffer is used by skb, update page_offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif - /* we are reusing so sync this buffer for CPU use */ - dma_sync_single_range_for_cpu(rx_ring->dev, - rx_buffer->dma, - rx_buffer->page_offset, - size, - DMA_FROM_DEVICE); + return skb; +} - /* pull page into skb */ - if (i40e_add_rx_frag(rx_ring, rx_buffer, size, skb)) { +/** + * i40e_put_rx_buffer - Clean up used buffer and either recycle or free + * @rx_ring: rx descriptor ring to transact packets on + * @rx_buffer: rx buffer to pull data from + * + * This function will clean up the contents of the rx_buffer. It will + * either recycle the bufer or unmap it and free the associated resources. + */ +static void i40e_put_rx_buffer(struct i40e_ring *rx_ring, + struct i40e_rx_buffer *rx_buffer) +{ + if (i40e_can_reuse_rx_page(rx_buffer)) { /* hand second half of page back to the ring */ i40e_reuse_rx_page(rx_ring, rx_buffer); rx_ring->rx_stats.page_reuse_count++; } else { /* we are not reusing the buffer so unmap it */ - dma_unmap_page(rx_ring->dev, rx_buffer->dma, PAGE_SIZE, - DMA_FROM_DEVICE); + dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, + i40e_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, I40E_RX_DMA_ATTR); + __page_frag_cache_drain(rx_buffer->page, + rx_buffer->pagecnt_bias); } /* clear contents of buffer_info */ rx_buffer->page = NULL; - - return skb; } /** @@ -1221,7 +1302,9 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) bool failure = false; while (likely(total_rx_packets < budget)) { + struct i40e_rx_buffer *rx_buffer; union i40e_rx_desc *rx_desc; + unsigned int size; u16 vlan_tag; u8 rx_ptype; u64 qword; @@ -1238,22 +1321,38 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) /* status_error_len will always be zero for unused descriptors * because it's cleared in cleanup, and overlaps with hdr_addr * which is always zero because packet split isn't used, if the - * hardware wrote DD then it will be non-zero + * hardware wrote DD then the length will be non-zero */ - if (!i40e_test_staterr(rx_desc, - BIT(I40E_RX_DESC_STATUS_DD_SHIFT))) + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + size = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >> + I40E_RXD_QW1_LENGTH_PBUF_SHIFT; + if (!size) break; /* This memory barrier is needed to keep us from reading - * any other fields out of the rx_desc until we know the - * DD bit is set. + * any other fields out of the rx_desc until we have + * verified the descriptor has been written back. */ dma_rmb(); - skb = i40evf_fetch_rx_buffer(rx_ring, rx_desc, skb); - if (!skb) + rx_buffer = i40e_get_rx_buffer(rx_ring, size); + + /* retrieve a buffer from the ring */ + if (skb) + i40e_add_rx_frag(rx_ring, rx_buffer, skb, size); + else if (ring_uses_build_skb(rx_ring)) + skb = i40e_build_skb(rx_ring, rx_buffer, size); + else + skb = i40e_construct_skb(rx_ring, rx_buffer, size); + + /* exit if we failed to retrieve a buffer */ + if (!skb) { + rx_ring->rx_stats.alloc_buff_failed++; + rx_buffer->pagecnt_bias++; break; + } + i40e_put_rx_buffer(rx_ring, rx_buffer); cleaned_count++; if (i40e_is_non_eop(rx_ring, rx_desc, skb)) @@ -1266,6 +1365,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) */ if (unlikely(i40e_test_staterr(rx_desc, BIT(I40E_RXD_QW1_ERROR_SHIFT)))) { dev_kfree_skb_any(skb); + skb = NULL; continue; } @@ -1980,7 +2080,6 @@ static inline void i40evf_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, u16 i = tx_ring->next_to_use; u32 td_tag = 0; dma_addr_t dma; - u16 desc_count = 1; if (tx_flags & I40E_TX_FLAGS_HW_VLAN) { td_cmd |= I40E_TX_DESC_CMD_IL2TAG1; @@ -2016,7 +2115,6 @@ static inline void i40evf_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, tx_desc++; i++; - desc_count++; if (i == tx_ring->count) { tx_desc = I40E_TX_DESC(tx_ring, 0); @@ -2038,7 +2136,6 @@ static inline void i40evf_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, tx_desc++; i++; - desc_count++; if (i == tx_ring->count) { tx_desc = I40E_TX_DESC(tx_ring, 0); @@ -2064,46 +2161,8 @@ static inline void i40evf_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, i40e_maybe_stop_tx(tx_ring, DESC_NEEDED); - /* write last descriptor with EOP bit */ - td_cmd |= I40E_TX_DESC_CMD_EOP; - - /* We can OR these values together as they both are checked against - * 4 below and at this point desc_count will be used as a boolean value - * after this if/else block. - */ - desc_count |= ++tx_ring->packet_stride; - - /* Algorithm to optimize tail and RS bit setting: - * if queue is stopped - * mark RS bit - * reset packet counter - * else if xmit_more is supported and is true - * advance packet counter to 4 - * reset desc_count to 0 - * - * if desc_count >= 4 - * mark RS bit - * reset packet counter - * if desc_count > 0 - * update tail - * - * Note: If there are less than 4 descriptors - * pending and interrupts were disabled the service task will - * trigger a force WB. - */ - if (netif_xmit_stopped(txring_txq(tx_ring))) { - goto do_rs; - } else if (skb->xmit_more) { - /* set stride to arm on next packet and reset desc_count */ - tx_ring->packet_stride = WB_STRIDE; - desc_count = 0; - } else if (desc_count >= WB_STRIDE) { -do_rs: - /* write last descriptor with RS bit set */ - td_cmd |= I40E_TX_DESC_CMD_RS; - tx_ring->packet_stride = 0; - } - + /* write last descriptor with RS and EOP bits */ + td_cmd |= I40E_TXD_CMD; tx_desc->cmd_type_offset_bsz = build_ctob(td_cmd, td_offset, size, td_tag); @@ -2119,7 +2178,7 @@ do_rs: first->next_to_watch = tx_desc; /* notify HW of packet */ - if (desc_count) { + if (netif_xmit_stopped(txring_txq(tx_ring)) || !skb->xmit_more) { writel(i, tx_ring->tail); /* we need this if more than one processor can write to our tail diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h index 8274ba68bd32..901282c87cf6 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h @@ -104,10 +104,9 @@ enum i40e_dyn_idx_t { /* Supported Rx Buffer Sizes (a multiple of 128) */ #define I40E_RXBUFFER_256 256 +#define I40E_RXBUFFER_1536 1536 /* 128B aligned standard Ethernet frame */ #define I40E_RXBUFFER_2048 2048 -#define I40E_RXBUFFER_3072 3072 /* For FCoE MTU of 2158 */ -#define I40E_RXBUFFER_4096 4096 -#define I40E_RXBUFFER_8192 8192 +#define I40E_RXBUFFER_3072 3072 /* Used for large frames w/ padding */ #define I40E_MAX_RXBUFFER 9728 /* largest size for single descriptor */ /* NOTE: netdev_alloc_skb reserves up to 64 bytes, NET_IP_ALIGN means we @@ -120,6 +119,61 @@ enum i40e_dyn_idx_t { #define I40E_RX_HDR_SIZE I40E_RXBUFFER_256 #define i40e_rx_desc i40e_32byte_rx_desc +#define I40E_RX_DMA_ATTR \ + (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING) + +/* Attempt to maximize the headroom available for incoming frames. We + * use a 2K buffer for receives and need 1536/1534 to store the data for + * the frame. This leaves us with 512 bytes of room. From that we need + * to deduct the space needed for the shared info and the padding needed + * to IP align the frame. + * + * Note: For cache line sizes 256 or larger this value is going to end + * up negative. In these cases we should fall back to the legacy + * receive path. + */ +#if (PAGE_SIZE < 8192) +#define I40E_2K_TOO_SMALL_WITH_PADDING \ +((NET_SKB_PAD + I40E_RXBUFFER_1536) > SKB_WITH_OVERHEAD(I40E_RXBUFFER_2048)) + +static inline int i40e_compute_pad(int rx_buf_len) +{ + int page_size, pad_size; + + page_size = ALIGN(rx_buf_len, PAGE_SIZE / 2); + pad_size = SKB_WITH_OVERHEAD(page_size) - rx_buf_len; + + return pad_size; +} + +static inline int i40e_skb_pad(void) +{ + int rx_buf_len; + + /* If a 2K buffer cannot handle a standard Ethernet frame then + * optimize padding for a 3K buffer instead of a 1.5K buffer. + * + * For a 3K buffer we need to add enough padding to allow for + * tailroom due to NET_IP_ALIGN possibly shifting us out of + * cache-line alignment. + */ + if (I40E_2K_TOO_SMALL_WITH_PADDING) + rx_buf_len = I40E_RXBUFFER_3072 + SKB_DATA_ALIGN(NET_IP_ALIGN); + else + rx_buf_len = I40E_RXBUFFER_1536; + + /* if needed make room for NET_IP_ALIGN */ + rx_buf_len -= NET_IP_ALIGN; + + return i40e_compute_pad(rx_buf_len); +} + +#define I40E_SKB_PAD i40e_skb_pad() +#else +#define I40E_2K_TOO_SMALL_WITH_PADDING false +#define I40E_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN) +#endif + /** * i40e_test_staterr - tests bits in Rx descriptor status and error fields * @rx_desc: pointer to receive descriptor (in le64 format) @@ -241,7 +295,12 @@ struct i40e_tx_buffer { struct i40e_rx_buffer { dma_addr_t dma; struct page *page; - unsigned int page_offset; +#if (BITS_PER_LONG > 32) || (PAGE_SIZE >= 65536) + __u32 page_offset; +#else + __u16 page_offset; +#endif + __u16 pagecnt_bias; }; struct i40e_queue_stats { @@ -321,7 +380,8 @@ struct i40e_ring { u8 packet_stride; u16 flags; -#define I40E_TXR_FLAGS_WB_ON_ITR BIT(0) +#define I40E_TXR_FLAGS_WB_ON_ITR BIT(0) +#define I40E_RXR_FLAGS_BUILD_SKB_ENABLED BIT(1) /* stats structs */ struct i40e_queue_stats stats; @@ -349,6 +409,21 @@ struct i40e_ring { */ } ____cacheline_internodealigned_in_smp; +static inline bool ring_uses_build_skb(struct i40e_ring *ring) +{ + return !!(ring->flags & I40E_RXR_FLAGS_BUILD_SKB_ENABLED); +} + +static inline void set_ring_build_skb_enabled(struct i40e_ring *ring) +{ + ring->flags |= I40E_RXR_FLAGS_BUILD_SKB_ENABLED; +} + +static inline void clear_ring_build_skb_enabled(struct i40e_ring *ring) +{ + ring->flags &= ~I40E_RXR_FLAGS_BUILD_SKB_ENABLED; +} + enum i40e_latency_range { I40E_LOWEST_LATENCY = 0, I40E_LOW_LATENCY = 1, @@ -370,6 +445,17 @@ struct i40e_ring_container { #define i40e_for_each_ring(pos, head) \ for (pos = (head).ring; pos != NULL; pos = pos->next) +static inline unsigned int i40e_rx_pg_order(struct i40e_ring *ring) +{ +#if (PAGE_SIZE < 8192) + if (ring->rx_buf_len > (PAGE_SIZE / 2)) + return 1; +#endif + return 0; +} + +#define i40e_rx_pg_size(_ring) (PAGE_SIZE << i40e_rx_pg_order(_ring)) + bool i40evf_alloc_rx_buffers(struct i40e_ring *rxr, u16 cleaned_count); netdev_tx_t i40evf_xmit_frame(struct sk_buff *skb, struct net_device *netdev); void i40evf_clean_tx_ring(struct i40e_ring *tx_ring); @@ -385,20 +471,6 @@ int __i40evf_maybe_stop_tx(struct i40e_ring *tx_ring, int size); bool __i40evf_chk_linearize(struct sk_buff *skb); /** - * i40e_get_head - Retrieve head from head writeback - * @tx_ring: Tx ring to fetch head of - * - * Returns value of Tx ring head based on value stored - * in head write-back location - **/ -static inline u32 i40e_get_head(struct i40e_ring *tx_ring) -{ - void *head = (struct i40e_tx_desc *)tx_ring->desc + tx_ring->count; - - return le32_to_cpu(*(volatile __le32 *)head); -} - -/** * i40e_xmit_descriptor_count - calculate number of Tx descriptors needed * @skb: send buffer * @tx_ring: ring to send buffer on @@ -460,19 +532,7 @@ static inline bool i40e_chk_linearize(struct sk_buff *skb, int count) /* we can support up to 8 data buffers for a single send */ return count != I40E_MAX_BUFFER_TXD; } - -/** - * i40e_rx_is_fcoe - returns true if the Rx packet type is FCoE - * @ptype: the packet type field from Rx descriptor write-back - **/ -static inline bool i40e_rx_is_fcoe(u16 ptype) -{ - return (ptype >= I40E_RX_PTYPE_L2_FCOE_PAY3) && - (ptype <= I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER); -} - /** - * txring_txq - Find the netdev Tx ring based on the i40e Tx ring * @ring: Tx ring to find the netdev equivalent of **/ static inline struct netdev_queue *txring_txq(const struct i40e_ring *ring) diff --git a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h index d38a2b2aea2b..c5ad0388c3d5 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h @@ -81,7 +81,9 @@ enum i40e_virtchnl_ops { I40E_VIRTCHNL_OP_GET_STATS = 15, I40E_VIRTCHNL_OP_FCOE = 16, I40E_VIRTCHNL_OP_EVENT = 17, /* must ALWAYS be 17 */ + I40E_VIRTCHNL_OP_IWARP = 20, I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP = 21, + I40E_VIRTCHNL_OP_RELEASE_IWARP_IRQ_MAP = 22, I40E_VIRTCHNL_OP_CONFIG_RSS_KEY = 23, I40E_VIRTCHNL_OP_CONFIG_RSS_LUT = 24, I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS = 25, @@ -161,7 +163,8 @@ struct i40e_virtchnl_vsi_resource { #define I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING 0x00020000 #define I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2 0x00040000 #define I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF 0X00080000 -#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM 0X00100000 +#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP 0X00100000 +#define I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM 0X00200000 #define I40E_VF_BASE_MODE_OFFLOADS (I40E_VIRTCHNL_VF_OFFLOAD_L2 | \ I40E_VIRTCHNL_VF_OFFLOAD_VLAN | \ @@ -393,6 +396,37 @@ struct i40e_virtchnl_pf_event { int severity; }; +/* I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP + * VF uses this message to request PF to map IWARP vectors to IWARP queues. + * The request for this originates from the VF IWARP driver through + * a client interface between VF LAN and VF IWARP driver. + * A vector could have an AEQ and CEQ attached to it although + * there is a single AEQ per VF IWARP instance in which case + * most vectors will have an INVALID_IDX for aeq and valid idx for ceq. + * There will never be a case where there will be multiple CEQs attached + * to a single vector. + * PF configures interrupt mapping and returns status. + */ + +/* HW does not define a type value for AEQ; only for RX/TX and CEQ. + * In order for us to keep the interface simple, SW will define a + * unique type value for AEQ. + */ +#define I40E_QUEUE_TYPE_PE_AEQ 0x80 +#define I40E_QUEUE_INVALID_IDX 0xFFFF + +struct i40e_virtchnl_iwarp_qv_info { + u32 v_idx; /* msix_vector */ + u16 ceq_idx; + u16 aeq_idx; + u8 itr_idx; +}; + +struct i40e_virtchnl_iwarp_qvlist_info { + u32 num_vectors; + struct i40e_virtchnl_iwarp_qv_info qv_info[1]; +}; + /* VF reset states - these are written into the RSTAT register: * I40E_VFGEN_RSTAT1 on the PF * I40E_VFGEN_RSTAT on the VF diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/i40evf/i40evf.h index 00c42d803276..35ded19e9cc2 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf.h +++ b/drivers/net/ethernet/intel/i40evf/i40evf.h @@ -60,6 +60,7 @@ struct i40e_vsi { int base_vector; u16 work_limit; u16 qs_handle; + void *priv; /* client driver data reference. */ }; /* How many Rx Buffers do we bundle into one write to the hardware ? */ @@ -71,10 +72,6 @@ struct i40e_vsi { #define I40EVF_MAX_RXD 4096 #define I40EVF_MIN_RXD 64 #define I40EVF_REQ_DESCRIPTOR_MULTIPLE 32 - -/* Supported Rx Buffer Sizes */ -#define I40EVF_RXBUFFER_2048 2048 -#define I40EVF_MAX_RXBUFFER 16384 /* largest size for single descriptor */ #define I40EVF_MAX_AQ_BUF_SIZE 4096 #define I40EVF_AQ_LEN 32 #define I40EVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */ @@ -169,6 +166,7 @@ enum i40evf_state_t { enum i40evf_critical_section_t { __I40EVF_IN_CRITICAL_TASK, /* cannot be interrupted */ + __I40EVF_IN_CLIENT_TASK, }; /* make common code happy */ #define __I40E_DOWN __I40EVF_DOWN @@ -178,6 +176,7 @@ struct i40evf_adapter { struct timer_list watchdog_timer; struct work_struct reset_task; struct work_struct adminq_task; + struct delayed_work client_task; struct delayed_work init_task; struct i40e_q_vector *q_vectors; struct list_head vlan_filter_list; @@ -195,7 +194,10 @@ struct i40evf_adapter { u64 hw_csum_rx_error; u32 rx_desc_count; int num_msix_vectors; + int num_iwarp_msix; + int iwarp_base_vector; u32 client_pending; + struct i40e_client_instance *cinst; struct msix_entry *msix_entries; u32 flags; @@ -203,7 +205,6 @@ struct i40evf_adapter { #define I40EVF_FLAG_IN_NETPOLL BIT(4) #define I40EVF_FLAG_IMIR_ENABLED BIT(5) #define I40EVF_FLAG_MQ_CAPABLE BIT(6) -#define I40EVF_FLAG_NEED_LINK_UPDATE BIT(7) #define I40EVF_FLAG_PF_COMMS_FAILED BIT(8) #define I40EVF_FLAG_RESET_PENDING BIT(9) #define I40EVF_FLAG_RESET_NEEDED BIT(10) @@ -211,8 +212,12 @@ struct i40evf_adapter { #define I40EVF_FLAG_OUTER_UDP_CSUM_CAPABLE BIT(12) #define I40EVF_FLAG_ADDR_SET_BY_PF BIT(13) #define I40EVF_FLAG_SERVICE_CLIENT_REQUESTED BIT(14) -#define I40EVF_FLAG_PROMISC_ON BIT(15) -#define I40EVF_FLAG_ALLMULTI_ON BIT(16) +#define I40EVF_FLAG_CLIENT_NEEDS_OPEN BIT(15) +#define I40EVF_FLAG_CLIENT_NEEDS_CLOSE BIT(16) +#define I40EVF_FLAG_CLIENT_NEEDS_L2_PARAMS BIT(17) +#define I40EVF_FLAG_PROMISC_ON BIT(18) +#define I40EVF_FLAG_ALLMULTI_ON BIT(19) +#define I40EVF_FLAG_LEGACY_RX BIT(20) /* duplicates for common code */ #define I40E_FLAG_FDIR_ATR_ENABLED 0 #define I40E_FLAG_DCB_ENABLED 0 @@ -220,6 +225,7 @@ struct i40evf_adapter { #define I40E_FLAG_RX_CSUM_ENABLED I40EVF_FLAG_RX_CSUM_ENABLED #define I40E_FLAG_WB_ON_ITR_CAPABLE I40EVF_FLAG_WB_ON_ITR_CAPABLE #define I40E_FLAG_OUTER_UDP_CSUM_CAPABLE I40EVF_FLAG_OUTER_UDP_CSUM_CAPABLE +#define I40E_FLAG_LEGACY_RX I40EVF_FLAG_LEGACY_RX /* flags for admin queue service task */ u32 aq_required; #define I40EVF_FLAG_AQ_ENABLE_QUEUES BIT(0) @@ -258,10 +264,11 @@ struct i40evf_adapter { bool link_up; enum i40e_aq_link_speed link_speed; enum i40e_virtchnl_ops current_op; -#define CLIENT_ENABLED(_a) ((_a)->vf_res ? \ +#define CLIENT_ALLOWED(_a) ((_a)->vf_res ? \ (_a)->vf_res->vf_offload_flags & \ I40E_VIRTCHNL_VF_OFFLOAD_IWARP : \ 0) +#define CLIENT_ENABLED(_a) ((_a)->cinst) /* RSS by the PF should be preferred over RSS via other methods. */ #define RSS_PF(_a) ((_a)->vf_res->vf_offload_flags & \ I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF) @@ -292,6 +299,12 @@ struct i40evf_adapter { /* Ethtool Private Flags */ +/* lan device */ +struct i40e_device { + struct list_head list; + struct i40evf_adapter *vf; +}; + /* needed by i40evf_ethtool.c */ extern char i40evf_driver_name[]; extern const char i40evf_driver_version[]; @@ -337,4 +350,11 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter, enum i40e_virtchnl_ops v_opcode, i40e_status v_retval, u8 *msg, u16 msglen); int i40evf_config_rss(struct i40evf_adapter *adapter); +int i40evf_lan_add_device(struct i40evf_adapter *adapter); +int i40evf_lan_del_device(struct i40evf_adapter *adapter); +void i40evf_client_subtask(struct i40evf_adapter *adapter); +void i40evf_notify_client_message(struct i40e_vsi *vsi, u8 *msg, u16 len); +void i40evf_notify_client_l2_params(struct i40e_vsi *vsi); +void i40evf_notify_client_open(struct i40e_vsi *vsi); +void i40evf_notify_client_close(struct i40e_vsi *vsi, bool reset); #endif /* _I40EVF_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.c b/drivers/net/ethernet/intel/i40evf/i40evf_client.c new file mode 100644 index 000000000000..ee737680a0e9 --- /dev/null +++ b/drivers/net/ethernet/intel/i40evf/i40evf_client.c @@ -0,0 +1,564 @@ +#include <linux/list.h> +#include <linux/errno.h> + +#include "i40evf.h" +#include "i40e_prototype.h" +#include "i40evf_client.h" + +static +const char i40evf_client_interface_version_str[] = I40EVF_CLIENT_VERSION_STR; +static struct i40e_client *vf_registered_client; +static LIST_HEAD(i40evf_devices); +static DEFINE_MUTEX(i40evf_device_mutex); + +static u32 i40evf_client_virtchnl_send(struct i40e_info *ldev, + struct i40e_client *client, + u8 *msg, u16 len); + +static int i40evf_client_setup_qvlist(struct i40e_info *ldev, + struct i40e_client *client, + struct i40e_qvlist_info *qvlist_info); + +static struct i40e_ops i40evf_lan_ops = { + .virtchnl_send = i40evf_client_virtchnl_send, + .setup_qvlist = i40evf_client_setup_qvlist, +}; + +/** + * i40evf_notify_client_message - call the client message receive callback + * @vsi: the VSI associated with this client + * @msg: message buffer + * @len: length of message + * + * If there is a client to this VSI, call the client + **/ +void i40evf_notify_client_message(struct i40e_vsi *vsi, u8 *msg, u16 len) +{ + struct i40e_client_instance *cinst; + + if (!vsi) + return; + + cinst = vsi->back->cinst; + if (!cinst || !cinst->client || !cinst->client->ops || + !cinst->client->ops->virtchnl_receive) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance virtchnl_receive function\n"); + return; + } + cinst->client->ops->virtchnl_receive(&cinst->lan_info, cinst->client, + msg, len); +} + +/** + * i40evf_notify_client_l2_params - call the client notify callback + * @vsi: the VSI with l2 param changes + * + * If there is a client to this VSI, call the client + **/ +void i40evf_notify_client_l2_params(struct i40e_vsi *vsi) +{ + struct i40e_client_instance *cinst; + struct i40e_params params; + + if (!vsi) + return; + + cinst = vsi->back->cinst; + memset(¶ms, 0, sizeof(params)); + params.mtu = vsi->netdev->mtu; + params.link_up = vsi->back->link_up; + params.qos.prio_qos[0].qs_handle = vsi->qs_handle; + + if (!cinst || !cinst->client || !cinst->client->ops || + !cinst->client->ops->l2_param_change) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance l2_param_change function\n"); + return; + } + cinst->client->ops->l2_param_change(&cinst->lan_info, cinst->client, + ¶ms); +} + +/** + * i40evf_notify_client_open - call the client open callback + * @vsi: the VSI with netdev opened + * + * If there is a client to this netdev, call the client with open + **/ +void i40evf_notify_client_open(struct i40e_vsi *vsi) +{ + struct i40evf_adapter *adapter = vsi->back; + struct i40e_client_instance *cinst = adapter->cinst; + int ret; + + if (!cinst || !cinst->client || !cinst->client->ops || + !cinst->client->ops->open) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance open function\n"); + return; + } + if (!(test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state))) { + ret = cinst->client->ops->open(&cinst->lan_info, cinst->client); + if (!ret) + set_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state); + } +} + +/** + * i40evf_client_release_qvlist - send a message to the PF to release iwarp qv map + * @ldev: pointer to L2 context. + * + * Return 0 on success or < 0 on error + **/ +static int i40evf_client_release_qvlist(struct i40e_info *ldev) +{ + struct i40evf_adapter *adapter = ldev->vf; + i40e_status err; + + if (adapter->aq_required) + return -EAGAIN; + + err = i40e_aq_send_msg_to_pf(&adapter->hw, + I40E_VIRTCHNL_OP_RELEASE_IWARP_IRQ_MAP, + I40E_SUCCESS, NULL, 0, NULL); + + if (err) + dev_err(&adapter->pdev->dev, + "Unable to send iWarp vector release message to PF, error %d, aq status %d\n", + err, adapter->hw.aq.asq_last_status); + + return err; +} + +/** + * i40evf_notify_client_close - call the client close callback + * @vsi: the VSI with netdev closed + * @reset: true when close called due to reset pending + * + * If there is a client to this netdev, call the client with close + **/ +void i40evf_notify_client_close(struct i40e_vsi *vsi, bool reset) +{ + struct i40evf_adapter *adapter = vsi->back; + struct i40e_client_instance *cinst = adapter->cinst; + + if (!cinst || !cinst->client || !cinst->client->ops || + !cinst->client->ops->close) { + dev_dbg(&vsi->back->pdev->dev, + "Cannot locate client instance close function\n"); + return; + } + cinst->client->ops->close(&cinst->lan_info, cinst->client, reset); + i40evf_client_release_qvlist(&cinst->lan_info); + clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state); +} + +/** + * i40evf_client_add_instance - add a client instance to the instance list + * @adapter: pointer to the board struct + * @client: pointer to a client struct in the client list. + * + * Returns cinst ptr on success, NULL on failure + **/ +static struct i40e_client_instance * +i40evf_client_add_instance(struct i40evf_adapter *adapter) +{ + struct i40e_client_instance *cinst = NULL; + struct netdev_hw_addr *mac = NULL; + struct i40e_vsi *vsi = &adapter->vsi; + int i; + + if (!vf_registered_client) + goto out; + + if (adapter->cinst) { + cinst = adapter->cinst; + goto out; + } + + cinst = kzalloc(sizeof(*cinst), GFP_KERNEL); + if (!cinst) + goto out; + + cinst->lan_info.vf = (void *)adapter; + cinst->lan_info.netdev = vsi->netdev; + cinst->lan_info.pcidev = adapter->pdev; + cinst->lan_info.fid = 0; + cinst->lan_info.ftype = I40E_CLIENT_FTYPE_VF; + cinst->lan_info.hw_addr = adapter->hw.hw_addr; + cinst->lan_info.ops = &i40evf_lan_ops; + cinst->lan_info.version.major = I40EVF_CLIENT_VERSION_MAJOR; + cinst->lan_info.version.minor = I40EVF_CLIENT_VERSION_MINOR; + cinst->lan_info.version.build = I40EVF_CLIENT_VERSION_BUILD; + set_bit(__I40E_CLIENT_INSTANCE_NONE, &cinst->state); + + cinst->lan_info.msix_count = adapter->num_iwarp_msix; + cinst->lan_info.msix_entries = + &adapter->msix_entries[adapter->iwarp_base_vector]; + + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + cinst->lan_info.params.qos.prio_qos[i].tc = 0; + cinst->lan_info.params.qos.prio_qos[i].qs_handle = + vsi->qs_handle; + } + + mac = list_first_entry(&cinst->lan_info.netdev->dev_addrs.list, + struct netdev_hw_addr, list); + if (mac) + ether_addr_copy(cinst->lan_info.lanmac, mac->addr); + else + dev_err(&adapter->pdev->dev, "MAC address list is empty!\n"); + + cinst->client = vf_registered_client; + adapter->cinst = cinst; +out: + return cinst; +} + +/** + * i40evf_client_del_instance - removes a client instance from the list + * @adapter: pointer to the board struct + * @client: pointer to the client struct + * + **/ +static +void i40evf_client_del_instance(struct i40evf_adapter *adapter) +{ + kfree(adapter->cinst); + adapter->cinst = NULL; +} + +/** + * i40evf_client_subtask - client maintenance work + * @adapter: board private structure + **/ +void i40evf_client_subtask(struct i40evf_adapter *adapter) +{ + struct i40e_client *client = vf_registered_client; + struct i40e_client_instance *cinst; + int ret = 0; + + if (adapter->state < __I40EVF_DOWN) + return; + + /* first check client is registered */ + if (!client) + return; + + /* Add the client instance to the instance list */ + cinst = i40evf_client_add_instance(adapter); + if (!cinst) + return; + + dev_info(&adapter->pdev->dev, "Added instance of Client %s\n", + client->name); + + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state)) { + /* Send an Open request to the client */ + + if (client->ops && client->ops->open) + ret = client->ops->open(&cinst->lan_info, client); + if (!ret) + set_bit(__I40E_CLIENT_INSTANCE_OPENED, + &cinst->state); + else + /* remove client instance */ + i40evf_client_del_instance(adapter); + } +} + +/** + * i40evf_lan_add_device - add a lan device struct to the list of lan devices + * @adapter: pointer to the board struct + * + * Returns 0 on success or none 0 on error + **/ +int i40evf_lan_add_device(struct i40evf_adapter *adapter) +{ + struct i40e_device *ldev; + int ret = 0; + + mutex_lock(&i40evf_device_mutex); + list_for_each_entry(ldev, &i40evf_devices, list) { + if (ldev->vf == adapter) { + ret = -EEXIST; + goto out; + } + } + ldev = kzalloc(sizeof(*ldev), GFP_KERNEL); + if (!ldev) { + ret = -ENOMEM; + goto out; + } + ldev->vf = adapter; + INIT_LIST_HEAD(&ldev->list); + list_add(&ldev->list, &i40evf_devices); + dev_info(&adapter->pdev->dev, "Added LAN device bus=0x%02x dev=0x%02x func=0x%02x\n", + adapter->hw.bus.bus_id, adapter->hw.bus.device, + adapter->hw.bus.func); + + /* Since in some cases register may have happened before a device gets + * added, we can schedule a subtask to go initiate the clients. + */ + adapter->flags |= I40EVF_FLAG_SERVICE_CLIENT_REQUESTED; + +out: + mutex_unlock(&i40evf_device_mutex); + return ret; +} + +/** + * i40evf_lan_del_device - removes a lan device from the device list + * @adapter: pointer to the board struct + * + * Returns 0 on success or non-0 on error + **/ +int i40evf_lan_del_device(struct i40evf_adapter *adapter) +{ + struct i40e_device *ldev, *tmp; + int ret = -ENODEV; + + mutex_lock(&i40evf_device_mutex); + list_for_each_entry_safe(ldev, tmp, &i40evf_devices, list) { + if (ldev->vf == adapter) { + dev_info(&adapter->pdev->dev, + "Deleted LAN device bus=0x%02x dev=0x%02x func=0x%02x\n", + adapter->hw.bus.bus_id, adapter->hw.bus.device, + adapter->hw.bus.func); + list_del(&ldev->list); + kfree(ldev); + ret = 0; + break; + } + } + + mutex_unlock(&i40evf_device_mutex); + return ret; +} + +/** + * i40evf_client_release - release client specific resources + * @client: pointer to the registered client + * + **/ +static void i40evf_client_release(struct i40e_client *client) +{ + struct i40e_client_instance *cinst; + struct i40e_device *ldev; + struct i40evf_adapter *adapter; + + mutex_lock(&i40evf_device_mutex); + list_for_each_entry(ldev, &i40evf_devices, list) { + adapter = ldev->vf; + cinst = adapter->cinst; + if (!cinst) + continue; + if (test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state)) { + if (client->ops && client->ops->close) + client->ops->close(&cinst->lan_info, client, + false); + i40evf_client_release_qvlist(&cinst->lan_info); + clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cinst->state); + + dev_warn(&adapter->pdev->dev, + "Client %s instance closed\n", client->name); + } + /* delete the client instance */ + i40evf_client_del_instance(adapter); + dev_info(&adapter->pdev->dev, "Deleted client instance of Client %s\n", + client->name); + } + mutex_unlock(&i40evf_device_mutex); +} + +/** + * i40evf_client_prepare - prepare client specific resources + * @client: pointer to the registered client + * + **/ +static void i40evf_client_prepare(struct i40e_client *client) +{ + struct i40e_device *ldev; + struct i40evf_adapter *adapter; + + mutex_lock(&i40evf_device_mutex); + list_for_each_entry(ldev, &i40evf_devices, list) { + adapter = ldev->vf; + /* Signal the watchdog to service the client */ + adapter->flags |= I40EVF_FLAG_SERVICE_CLIENT_REQUESTED; + } + mutex_unlock(&i40evf_device_mutex); +} + +/** + * i40evf_client_virtchnl_send - send a message to the PF instance + * @ldev: pointer to L2 context. + * @client: Client pointer. + * @msg: pointer to message buffer + * @len: message length + * + * Return 0 on success or < 0 on error + **/ +static u32 i40evf_client_virtchnl_send(struct i40e_info *ldev, + struct i40e_client *client, + u8 *msg, u16 len) +{ + struct i40evf_adapter *adapter = ldev->vf; + i40e_status err; + + if (adapter->aq_required) + return -EAGAIN; + + err = i40e_aq_send_msg_to_pf(&adapter->hw, I40E_VIRTCHNL_OP_IWARP, + I40E_SUCCESS, msg, len, NULL); + if (err) + dev_err(&adapter->pdev->dev, "Unable to send iWarp message to PF, error %d, aq status %d\n", + err, adapter->hw.aq.asq_last_status); + + return err; +} + +/** + * i40evf_client_setup_qvlist - send a message to the PF to setup iwarp qv map + * @ldev: pointer to L2 context. + * @client: Client pointer. + * @qv_info: queue and vector list + * + * Return 0 on success or < 0 on error + **/ +static int i40evf_client_setup_qvlist(struct i40e_info *ldev, + struct i40e_client *client, + struct i40e_qvlist_info *qvlist_info) +{ + struct i40e_virtchnl_iwarp_qvlist_info *v_qvlist_info; + struct i40evf_adapter *adapter = ldev->vf; + struct i40e_qv_info *qv_info; + i40e_status err; + u32 v_idx, i; + u32 msg_size; + + if (adapter->aq_required) + return -EAGAIN; + + /* A quick check on whether the vectors belong to the client */ + for (i = 0; i < qvlist_info->num_vectors; i++) { + qv_info = &qvlist_info->qv_info[i]; + if (!qv_info) + continue; + v_idx = qv_info->v_idx; + if ((v_idx >= + (adapter->iwarp_base_vector + adapter->num_iwarp_msix)) || + (v_idx < adapter->iwarp_base_vector)) + return -EINVAL; + } + + v_qvlist_info = (struct i40e_virtchnl_iwarp_qvlist_info *)qvlist_info; + msg_size = sizeof(struct i40e_virtchnl_iwarp_qvlist_info) + + (sizeof(struct i40e_virtchnl_iwarp_qv_info) * + (v_qvlist_info->num_vectors - 1)); + + adapter->client_pending |= BIT(I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP); + err = i40e_aq_send_msg_to_pf(&adapter->hw, + I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP, + I40E_SUCCESS, (u8 *)v_qvlist_info, msg_size, NULL); + + if (err) { + dev_err(&adapter->pdev->dev, + "Unable to send iWarp vector config message to PF, error %d, aq status %d\n", + err, adapter->hw.aq.asq_last_status); + goto out; + } + + err = -EBUSY; + for (i = 0; i < 5; i++) { + msleep(100); + if (!(adapter->client_pending & + BIT(I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP))) { + err = 0; + break; + } + } +out: + return err; +} + +/** + * i40evf_register_client - Register a i40e client driver with the L2 driver + * @client: pointer to the i40e_client struct + * + * Returns 0 on success or non-0 on error + **/ +int i40evf_register_client(struct i40e_client *client) +{ + int ret = 0; + + if (!client) { + ret = -EIO; + goto out; + } + + if (strlen(client->name) == 0) { + pr_info("i40evf: Failed to register client with no name\n"); + ret = -EIO; + goto out; + } + + if (vf_registered_client) { + pr_info("i40evf: Client %s has already been registered!\n", + client->name); + ret = -EEXIST; + goto out; + } + + if ((client->version.major != I40EVF_CLIENT_VERSION_MAJOR) || + (client->version.minor != I40EVF_CLIENT_VERSION_MINOR)) { + pr_info("i40evf: Failed to register client %s due to mismatched client interface version\n", + client->name); + pr_info("Client is using version: %02d.%02d.%02d while LAN driver supports %s\n", + client->version.major, client->version.minor, + client->version.build, + i40evf_client_interface_version_str); + ret = -EIO; + goto out; + } + + vf_registered_client = client; + + i40evf_client_prepare(client); + + pr_info("i40evf: Registered client %s with return code %d\n", + client->name, ret); +out: + return ret; +} +EXPORT_SYMBOL(i40evf_register_client); + +/** + * i40evf_unregister_client - Unregister a i40e client driver with the L2 driver + * @client: pointer to the i40e_client struct + * + * Returns 0 on success or non-0 on error + **/ +int i40evf_unregister_client(struct i40e_client *client) +{ + int ret = 0; + + /* When a unregister request comes through we would have to send + * a close for each of the client instances that were opened. + * client_release function is called to handle this. + */ + i40evf_client_release(client); + + if (vf_registered_client != client) { + pr_info("i40evf: Client %s has not been registered\n", + client->name); + ret = -ENODEV; + goto out; + } + vf_registered_client = NULL; + pr_info("i40evf: Unregistered client %s\n", client->name); +out: + return ret; +} +EXPORT_SYMBOL(i40evf_unregister_client); diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.h b/drivers/net/ethernet/intel/i40evf/i40evf_client.h new file mode 100644 index 000000000000..7d283c7506a5 --- /dev/null +++ b/drivers/net/ethernet/intel/i40evf/i40evf_client.h @@ -0,0 +1,166 @@ +#ifndef _I40E_CLIENT_H_ +#define _I40E_CLIENT_H_ + +#define I40EVF_CLIENT_STR_LENGTH 10 + +/* Client interface version should be updated anytime there is a change in the + * existing APIs or data structures. + */ +#define I40EVF_CLIENT_VERSION_MAJOR 0 +#define I40EVF_CLIENT_VERSION_MINOR 01 +#define I40EVF_CLIENT_VERSION_BUILD 00 +#define I40EVF_CLIENT_VERSION_STR \ + __stringify(I40EVF_CLIENT_VERSION_MAJOR) "." \ + __stringify(I40EVF_CLIENT_VERSION_MINOR) "." \ + __stringify(I40EVF_CLIENT_VERSION_BUILD) + +struct i40e_client_version { + u8 major; + u8 minor; + u8 build; + u8 rsvd; +}; + +enum i40e_client_state { + __I40E_CLIENT_NULL, + __I40E_CLIENT_REGISTERED +}; + +enum i40e_client_instance_state { + __I40E_CLIENT_INSTANCE_NONE, + __I40E_CLIENT_INSTANCE_OPENED, +}; + +struct i40e_ops; +struct i40e_client; + +/* HW does not define a type value for AEQ; only for RX/TX and CEQ. + * In order for us to keep the interface simple, SW will define a + * unique type value for AEQ. + */ +#define I40E_QUEUE_TYPE_PE_AEQ 0x80 +#define I40E_QUEUE_INVALID_IDX 0xFFFF + +struct i40e_qv_info { + u32 v_idx; /* msix_vector */ + u16 ceq_idx; + u16 aeq_idx; + u8 itr_idx; +}; + +struct i40e_qvlist_info { + u32 num_vectors; + struct i40e_qv_info qv_info[1]; +}; + +#define I40E_CLIENT_MSIX_ALL 0xFFFFFFFF + +/* set of LAN parameters useful for clients managed by LAN */ + +/* Struct to hold per priority info */ +struct i40e_prio_qos_params { + u16 qs_handle; /* qs handle for prio */ + u8 tc; /* TC mapped to prio */ + u8 reserved; +}; + +#define I40E_CLIENT_MAX_USER_PRIORITY 8 +/* Struct to hold Client QoS */ +struct i40e_qos_params { + struct i40e_prio_qos_params prio_qos[I40E_CLIENT_MAX_USER_PRIORITY]; +}; + +struct i40e_params { + struct i40e_qos_params qos; + u16 mtu; + u16 link_up; /* boolean */ +}; + +/* Structure to hold LAN device info for a client device */ +struct i40e_info { + struct i40e_client_version version; + u8 lanmac[6]; + struct net_device *netdev; + struct pci_dev *pcidev; + u8 __iomem *hw_addr; + u8 fid; /* function id, PF id or VF id */ +#define I40E_CLIENT_FTYPE_PF 0 +#define I40E_CLIENT_FTYPE_VF 1 + u8 ftype; /* function type, PF or VF */ + void *vf; /* cast to i40evf_adapter */ + + /* All L2 params that could change during the life span of the device + * and needs to be communicated to the client when they change + */ + struct i40e_params params; + struct i40e_ops *ops; + + u16 msix_count; /* number of msix vectors*/ + /* Array down below will be dynamically allocated based on msix_count */ + struct msix_entry *msix_entries; + u16 itr_index; /* Which ITR index the PE driver is suppose to use */ +}; + +struct i40e_ops { + /* setup_q_vector_list enables queues with a particular vector */ + int (*setup_qvlist)(struct i40e_info *ldev, struct i40e_client *client, + struct i40e_qvlist_info *qv_info); + + u32 (*virtchnl_send)(struct i40e_info *ldev, struct i40e_client *client, + u8 *msg, u16 len); + + /* If the PE Engine is unresponsive, RDMA driver can request a reset.*/ + void (*request_reset)(struct i40e_info *ldev, + struct i40e_client *client); +}; + +struct i40e_client_ops { + /* Should be called from register_client() or whenever the driver is + * ready to create a specific client instance. + */ + int (*open)(struct i40e_info *ldev, struct i40e_client *client); + + /* Should be closed when netdev is unavailable or when unregister + * call comes in. If the close happens due to a reset, set the reset + * bit to true. + */ + void (*close)(struct i40e_info *ldev, struct i40e_client *client, + bool reset); + + /* called when some l2 managed parameters changes - mss */ + void (*l2_param_change)(struct i40e_info *ldev, + struct i40e_client *client, + struct i40e_params *params); + + /* called when a message is received from the PF */ + int (*virtchnl_receive)(struct i40e_info *ldev, + struct i40e_client *client, + u8 *msg, u16 len); +}; + +/* Client device */ +struct i40e_client_instance { + struct list_head list; + struct i40e_info lan_info; + struct i40e_client *client; + unsigned long state; +}; + +struct i40e_client { + struct list_head list; /* list of registered clients */ + char name[I40EVF_CLIENT_STR_LENGTH]; + struct i40e_client_version version; + unsigned long state; /* client state */ + atomic_t ref_cnt; /* Count of all the client devices of this kind */ + u32 flags; +#define I40E_CLIENT_FLAGS_LAUNCH_ON_PROBE BIT(0) +#define I40E_TX_FLAGS_NOTIFY_OTHER_EVENTS BIT(2) + u8 type; +#define I40E_CLIENT_IWARP 0 + struct i40e_client_ops *ops; /* client ops provided by the client */ +}; + +/* used by clients */ +int i40evf_register_client(struct i40e_client *client); +int i40evf_unregister_client(struct i40e_client *client); +#endif /* _I40E_CLIENT_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c index 272d600c1ed0..9bb2cc7dd4e4 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c @@ -63,52 +63,74 @@ static const struct i40evf_stats i40evf_gstrings_stats[] = { #define I40EVF_STATS_LEN(_dev) \ (I40EVF_GLOBAL_STATS_LEN + I40EVF_QUEUE_STATS_LEN(_dev)) +/* For now we have one and only one private flag and it is only defined + * when we have support for the SKIP_CPU_SYNC DMA attribute. Instead + * of leaving all this code sitting around empty we will strip it unless + * our one private flag is actually available. + */ +struct i40evf_priv_flags { + char flag_string[ETH_GSTRING_LEN]; + u32 flag; + bool read_only; +}; + +#define I40EVF_PRIV_FLAG(_name, _flag, _read_only) { \ + .flag_string = _name, \ + .flag = _flag, \ + .read_only = _read_only, \ +} + +static const struct i40evf_priv_flags i40evf_gstrings_priv_flags[] = { + I40EVF_PRIV_FLAG("legacy-rx", I40EVF_FLAG_LEGACY_RX, 0), +}; + +#define I40EVF_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40evf_gstrings_priv_flags) + /** - * i40evf_get_settings - Get Link Speed and Duplex settings + * i40evf_get_link_ksettings - Get Link Speed and Duplex settings * @netdev: network interface device structure - * @ecmd: ethtool command + * @cmd: ethtool command * * Reports speed/duplex settings. Because this is a VF, we don't know what * kind of link we really have, so we fake it. **/ -static int i40evf_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int i40evf_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct i40evf_adapter *adapter = netdev_priv(netdev); - ecmd->supported = 0; - ecmd->autoneg = AUTONEG_DISABLE; - ecmd->transceiver = XCVR_DUMMY1; - ecmd->port = PORT_NONE; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + cmd->base.autoneg = AUTONEG_DISABLE; + cmd->base.port = PORT_NONE; /* Set speed and duplex */ switch (adapter->link_speed) { case I40E_LINK_SPEED_40GB: - ethtool_cmd_speed_set(ecmd, SPEED_40000); + cmd->base.speed = SPEED_40000; break; case I40E_LINK_SPEED_25GB: #ifdef SPEED_25000 - ethtool_cmd_speed_set(ecmd, SPEED_25000); + cmd->base.speed = SPEED_25000; #else netdev_info(netdev, "Speed is 25G, display not supported by this version of ethtool.\n"); #endif break; case I40E_LINK_SPEED_20GB: - ethtool_cmd_speed_set(ecmd, SPEED_20000); + cmd->base.speed = SPEED_20000; break; case I40E_LINK_SPEED_10GB: - ethtool_cmd_speed_set(ecmd, SPEED_10000); + cmd->base.speed = SPEED_10000; break; case I40E_LINK_SPEED_1GB: - ethtool_cmd_speed_set(ecmd, SPEED_1000); + cmd->base.speed = SPEED_1000; break; case I40E_LINK_SPEED_100MB: - ethtool_cmd_speed_set(ecmd, SPEED_100); + cmd->base.speed = SPEED_100; break; default: break; } - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; return 0; } @@ -125,6 +147,8 @@ static int i40evf_get_sset_count(struct net_device *netdev, int sset) { if (sset == ETH_SS_STATS) return I40EVF_STATS_LEN(netdev); + else if (sset == ETH_SS_PRIV_FLAGS) + return I40EVF_PRIV_FLAGS_STR_LEN; else return -EINVAL; } @@ -190,7 +214,83 @@ static void i40evf_get_strings(struct net_device *netdev, u32 sset, u8 *data) snprintf(p, ETH_GSTRING_LEN, "rx-%u.bytes", i); p += ETH_GSTRING_LEN; } + } else if (sset == ETH_SS_PRIV_FLAGS) { + for (i = 0; i < I40EVF_PRIV_FLAGS_STR_LEN; i++) { + snprintf(p, ETH_GSTRING_LEN, "%s", + i40evf_gstrings_priv_flags[i].flag_string); + p += ETH_GSTRING_LEN; + } + } +} + +/** + * i40evf_get_priv_flags - report device private flags + * @dev: network interface device structure + * + * The get string set count and the string set should be matched for each + * flag returned. Add new strings for each flag to the i40e_gstrings_priv_flags + * array. + * + * Returns a u32 bitmap of flags. + **/ +static u32 i40evf_get_priv_flags(struct net_device *netdev) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + u32 i, ret_flags = 0; + + for (i = 0; i < I40EVF_PRIV_FLAGS_STR_LEN; i++) { + const struct i40evf_priv_flags *priv_flags; + + priv_flags = &i40evf_gstrings_priv_flags[i]; + + if (priv_flags->flag & adapter->flags) + ret_flags |= BIT(i); + } + + return ret_flags; +} + +/** + * i40evf_set_priv_flags - set private flags + * @dev: network interface device structure + * @flags: bit flags to be set + **/ +static int i40evf_set_priv_flags(struct net_device *netdev, u32 flags) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + u64 changed_flags; + u32 i; + + changed_flags = adapter->flags; + + for (i = 0; i < I40EVF_PRIV_FLAGS_STR_LEN; i++) { + const struct i40evf_priv_flags *priv_flags; + + priv_flags = &i40evf_gstrings_priv_flags[i]; + + if (priv_flags->read_only) + continue; + + if (flags & BIT(i)) + adapter->flags |= priv_flags->flag; + else + adapter->flags &= ~(priv_flags->flag); + } + + /* check for flags that changed */ + changed_flags ^= adapter->flags; + + /* Process any additional changes needed as a result of flag changes. */ + + /* issue a reset to force legacy-rx change to take effect */ + if (changed_flags & I40EVF_FLAG_LEGACY_RX) { + if (netif_running(netdev)) { + adapter->flags |= I40EVF_FLAG_RESET_NEEDED; + schedule_work(&adapter->reset_task); + } } + + return 0; } /** @@ -239,6 +339,7 @@ static void i40evf_get_drvinfo(struct net_device *netdev, strlcpy(drvinfo->version, i40evf_driver_version, 32); strlcpy(drvinfo->fw_version, "N/A", 4); strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); + drvinfo->n_priv_flags = I40EVF_PRIV_FLAGS_STR_LEN; } /** @@ -643,7 +744,6 @@ static int i40evf_set_rxfh(struct net_device *netdev, const u32 *indir, } static const struct ethtool_ops i40evf_ethtool_ops = { - .get_settings = i40evf_get_settings, .get_drvinfo = i40evf_get_drvinfo, .get_link = ethtool_op_get_link, .get_ringparam = i40evf_get_ringparam, @@ -651,6 +751,8 @@ static const struct ethtool_ops i40evf_ethtool_ops = { .get_strings = i40evf_get_strings, .get_ethtool_stats = i40evf_get_ethtool_stats, .get_sset_count = i40evf_get_sset_count, + .get_priv_flags = i40evf_get_priv_flags, + .set_priv_flags = i40evf_set_priv_flags, .get_msglevel = i40evf_get_msglevel, .set_msglevel = i40evf_set_msglevel, .get_coalesce = i40evf_get_coalesce, @@ -663,6 +765,7 @@ static const struct ethtool_ops i40evf_ethtool_ops = { .set_rxfh = i40evf_set_rxfh, .get_channels = i40evf_get_channels, .get_rxfh_key_size = i40evf_get_rxfh_key_size, + .get_link_ksettings = i40evf_get_link_ksettings, }; /** diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index f35dcaac5bb7..12a930e879af 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -26,6 +26,7 @@ #include "i40evf.h" #include "i40e_prototype.h" +#include "i40evf_client.h" static int i40evf_setup_all_tx_resources(struct i40evf_adapter *adapter); static int i40evf_setup_all_rx_resources(struct i40evf_adapter *adapter); static int i40evf_close(struct net_device *netdev); @@ -36,9 +37,9 @@ static const char i40evf_driver_string[] = #define DRV_KERN "-k" -#define DRV_VERSION_MAJOR 1 -#define DRV_VERSION_MINOR 6 -#define DRV_VERSION_BUILD 27 +#define DRV_VERSION_MAJOR 2 +#define DRV_VERSION_MINOR 1 +#define DRV_VERSION_BUILD 7 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) \ @@ -685,12 +686,38 @@ static void i40evf_configure_tx(struct i40evf_adapter *adapter) **/ static void i40evf_configure_rx(struct i40evf_adapter *adapter) { + unsigned int rx_buf_len = I40E_RXBUFFER_2048; + struct net_device *netdev = adapter->netdev; struct i40e_hw *hw = &adapter->hw; int i; + /* Legacy Rx will always default to a 2048 buffer size. */ +#if (PAGE_SIZE < 8192) + if (!(adapter->flags & I40EVF_FLAG_LEGACY_RX)) { + /* For jumbo frames on systems with 4K pages we have to use + * an order 1 page, so we might as well increase the size + * of our Rx buffer to make better use of the available space + */ + rx_buf_len = I40E_RXBUFFER_3072; + + /* We use a 1536 buffer size for configurations with + * standard Ethernet mtu. On x86 this gives us enough room + * for shared info and 192 bytes of padding. + */ + if (!I40E_2K_TOO_SMALL_WITH_PADDING && + (netdev->mtu <= ETH_DATA_LEN)) + rx_buf_len = I40E_RXBUFFER_1536 - NET_IP_ALIGN; + } +#endif + for (i = 0; i < adapter->num_active_queues; i++) { adapter->rx_rings[i].tail = hw->hw_addr + I40E_QRX_TAIL1(i); - adapter->rx_rings[i].rx_buf_len = I40EVF_RXBUFFER_2048; + adapter->rx_rings[i].rx_buf_len = rx_buf_len; + + if (adapter->flags & I40EVF_FLAG_LEGACY_RX) + clear_ring_build_skb_enabled(&adapter->rx_rings[i]); + else + set_ring_build_skb_enabled(&adapter->rx_rings[i]); } } @@ -1058,6 +1085,8 @@ static void i40evf_up_complete(struct i40evf_adapter *adapter) i40evf_napi_enable_all(adapter); adapter->aq_required |= I40EVF_FLAG_AQ_ENABLE_QUEUES; + if (CLIENT_ENABLED(adapter)) + adapter->flags |= I40EVF_FLAG_CLIENT_NEEDS_OPEN; mod_timer_pending(&adapter->watchdog_timer, jiffies + 1); } @@ -1685,6 +1714,7 @@ static void i40evf_watchdog_task(struct work_struct *work) i40evf_set_promiscuous(adapter, 0); goto watchdog_done; } + schedule_delayed_work(&adapter->client_task, msecs_to_jiffies(5)); if (adapter->state == __I40EVF_RUNNING) i40evf_request_stats(adapter); @@ -1773,10 +1803,17 @@ static void i40evf_reset_task(struct work_struct *work) u32 reg_val; int i = 0, err; - while (test_and_set_bit(__I40EVF_IN_CRITICAL_TASK, + while (test_and_set_bit(__I40EVF_IN_CLIENT_TASK, &adapter->crit_section)) usleep_range(500, 1000); - + if (CLIENT_ENABLED(adapter)) { + adapter->flags &= ~(I40EVF_FLAG_CLIENT_NEEDS_OPEN | + I40EVF_FLAG_CLIENT_NEEDS_CLOSE | + I40EVF_FLAG_CLIENT_NEEDS_L2_PARAMS | + I40EVF_FLAG_SERVICE_CLIENT_REQUESTED); + cancel_delayed_work_sync(&adapter->client_task); + i40evf_notify_client_close(&adapter->vsi, true); + } i40evf_misc_irq_disable(adapter); if (adapter->flags & I40EVF_FLAG_RESET_NEEDED) { adapter->flags &= ~I40EVF_FLAG_RESET_NEEDED; @@ -1819,6 +1856,7 @@ static void i40evf_reset_task(struct work_struct *work) dev_err(&adapter->pdev->dev, "Reset never finished (%x)\n", reg_val); i40evf_disable_vf(adapter); + clear_bit(__I40EVF_IN_CLIENT_TASK, &adapter->crit_section); return; /* Do not attempt to reinit. It's dead, Jim. */ } @@ -1861,9 +1899,8 @@ continue_reset: } adapter->aq_required |= I40EVF_FLAG_AQ_ADD_MAC_FILTER; adapter->aq_required |= I40EVF_FLAG_AQ_ADD_VLAN_FILTER; - /* Open RDMA Client again */ - adapter->aq_required |= I40EVF_FLAG_SERVICE_CLIENT_REQUESTED; clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section); + clear_bit(__I40EVF_IN_CLIENT_TASK, &adapter->crit_section); i40evf_misc_irq_enable(adapter); mod_timer(&adapter->watchdog_timer, jiffies + 2); @@ -1980,6 +2017,48 @@ out: } /** + * i40evf_client_task - worker thread to perform client work + * @work: pointer to work_struct containing our data + * + * This task handles client interactions. Because client calls can be + * reentrant, we can't handle them in the watchdog. + **/ +static void i40evf_client_task(struct work_struct *work) +{ + struct i40evf_adapter *adapter = + container_of(work, struct i40evf_adapter, client_task.work); + + /* If we can't get the client bit, just give up. We'll be rescheduled + * later. + */ + + if (test_and_set_bit(__I40EVF_IN_CLIENT_TASK, &adapter->crit_section)) + return; + + if (adapter->flags & I40EVF_FLAG_SERVICE_CLIENT_REQUESTED) { + i40evf_client_subtask(adapter); + adapter->flags &= ~I40EVF_FLAG_SERVICE_CLIENT_REQUESTED; + goto out; + } + if (adapter->flags & I40EVF_FLAG_CLIENT_NEEDS_CLOSE) { + i40evf_notify_client_close(&adapter->vsi, false); + adapter->flags &= ~I40EVF_FLAG_CLIENT_NEEDS_CLOSE; + goto out; + } + if (adapter->flags & I40EVF_FLAG_CLIENT_NEEDS_OPEN) { + i40evf_notify_client_open(&adapter->vsi); + adapter->flags &= ~I40EVF_FLAG_CLIENT_NEEDS_OPEN; + goto out; + } + if (adapter->flags & I40EVF_FLAG_CLIENT_NEEDS_L2_PARAMS) { + i40evf_notify_client_l2_params(&adapter->vsi); + adapter->flags &= ~I40EVF_FLAG_CLIENT_NEEDS_L2_PARAMS; + } +out: + clear_bit(__I40EVF_IN_CLIENT_TASK, &adapter->crit_section); +} + +/** * i40evf_free_all_tx_resources - Free Tx Resources for All Queues * @adapter: board private structure * @@ -2148,6 +2227,8 @@ static int i40evf_close(struct net_device *netdev) set_bit(__I40E_DOWN, &adapter->vsi.state); + if (CLIENT_ENABLED(adapter)) + adapter->flags |= I40EVF_FLAG_CLIENT_NEEDS_CLOSE; i40evf_down(adapter); adapter->state = __I40EVF_DOWN_PENDING; @@ -2188,6 +2269,10 @@ static int i40evf_change_mtu(struct net_device *netdev, int new_mtu) struct i40evf_adapter *adapter = netdev_priv(netdev); netdev->mtu = new_mtu; + if (CLIENT_ENABLED(adapter)) { + i40evf_notify_client_l2_params(&adapter->vsi); + adapter->flags |= I40EVF_FLAG_SERVICE_CLIENT_REQUESTED; + } adapter->flags |= I40EVF_FLAG_RESET_NEEDED; schedule_work(&adapter->reset_task); @@ -2328,6 +2413,8 @@ int i40evf_process_config(struct i40evf_adapter *adapter) struct net_device *netdev = adapter->netdev; struct i40e_vsi *vsi = &adapter->vsi; int i; + netdev_features_t hw_enc_features; + netdev_features_t hw_features; /* got VF config message back from PF, now we can parse it */ for (i = 0; i < vfres->num_vsis; i++) { @@ -2339,46 +2426,52 @@ int i40evf_process_config(struct i40evf_adapter *adapter) return -ENODEV; } - netdev->hw_enc_features |= NETIF_F_SG | - NETIF_F_IP_CSUM | - NETIF_F_IPV6_CSUM | - NETIF_F_HIGHDMA | - NETIF_F_SOFT_FEATURES | - NETIF_F_TSO | - NETIF_F_TSO_ECN | - NETIF_F_TSO6 | + hw_enc_features = NETIF_F_SG | + NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM | + NETIF_F_HIGHDMA | + NETIF_F_SOFT_FEATURES | + NETIF_F_TSO | + NETIF_F_TSO_ECN | + NETIF_F_TSO6 | + NETIF_F_SCTP_CRC | + NETIF_F_RXHASH | + NETIF_F_RXCSUM | + 0; + + /* advertise to stack only if offloads for encapsulated packets is + * supported + */ + if (vfres->vf_offload_flags & I40E_VIRTCHNL_VF_OFFLOAD_ENCAP) { + hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_GRE | NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_IPXIP4 | NETIF_F_GSO_IPXIP6 | - NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_GSO_PARTIAL | - NETIF_F_SCTP_CRC | - NETIF_F_RXHASH | - NETIF_F_RXCSUM | 0; - if (!(adapter->flags & I40EVF_FLAG_OUTER_UDP_CSUM_CAPABLE)) - netdev->gso_partial_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM; - - netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; + if (!(vfres->vf_offload_flags & + I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM)) + netdev->gso_partial_features |= + NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM; + netdev->hw_enc_features |= NETIF_F_TSO_MANGLEID; + netdev->hw_enc_features |= hw_enc_features; + } /* record features VLANs can make use of */ - netdev->vlan_features |= netdev->hw_enc_features | - NETIF_F_TSO_MANGLEID; + netdev->vlan_features |= hw_enc_features | NETIF_F_TSO_MANGLEID; /* Write features and hw_features separately to avoid polluting - * with, or dropping, features that are set when we registgered. + * with, or dropping, features that are set when we registered. */ - netdev->hw_features |= netdev->hw_enc_features; + hw_features = hw_enc_features; - netdev->features |= netdev->hw_enc_features | I40EVF_VLAN_FEATURES; - netdev->hw_enc_features |= NETIF_F_TSO_MANGLEID; + netdev->hw_features |= hw_features; - /* disable VLAN features if not supported */ - if (!(vfres->vf_offload_flags & I40E_VIRTCHNL_VF_OFFLOAD_VLAN)) - netdev->features ^= I40EVF_VLAN_FEATURES; + netdev->features |= hw_features | I40EVF_VLAN_FEATURES; adapter->vsi.id = adapter->vsi_res->vsi_id; @@ -2519,9 +2612,6 @@ static void i40evf_init_task(struct work_struct *work) goto err_alloc; } - if (hw->mac.type == I40E_MAC_X722_VF) - adapter->flags |= I40EVF_FLAG_OUTER_UDP_CSUM_CAPABLE; - if (i40evf_process_config(adapter)) goto err_alloc; adapter->current_op = I40E_VIRTCHNL_OP_UNKNOWN; @@ -2581,6 +2671,12 @@ static void i40evf_init_task(struct work_struct *work) adapter->netdev_registered = true; netif_tx_stop_all_queues(netdev); + if (CLIENT_ALLOWED(adapter)) { + err = i40evf_lan_add_device(adapter); + if (err) + dev_info(&pdev->dev, "Failed to add VF to client API service list: %d\n", + err); + } dev_info(&pdev->dev, "MAC address: %pM\n", adapter->hw.mac.addr); if (netdev->features & NETIF_F_GRO) @@ -2745,6 +2841,7 @@ static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&adapter->reset_task, i40evf_reset_task); INIT_WORK(&adapter->adminq_task, i40evf_adminq_task); INIT_WORK(&adapter->watchdog_task, i40evf_watchdog_task); + INIT_DELAYED_WORK(&adapter->client_task, i40evf_client_task); INIT_DELAYED_WORK(&adapter->init_task, i40evf_init_task); schedule_delayed_work(&adapter->init_task, msecs_to_jiffies(5 * (pdev->devfn & 0x07))); @@ -2857,14 +2954,21 @@ static void i40evf_remove(struct pci_dev *pdev) struct i40evf_adapter *adapter = netdev_priv(netdev); struct i40evf_mac_filter *f, *ftmp; struct i40e_hw *hw = &adapter->hw; + int err; cancel_delayed_work_sync(&adapter->init_task); cancel_work_sync(&adapter->reset_task); - + cancel_delayed_work_sync(&adapter->client_task); if (adapter->netdev_registered) { unregister_netdev(netdev); adapter->netdev_registered = false; } + if (CLIENT_ALLOWED(adapter)) { + err = i40evf_lan_del_device(adapter); + if (err) + dev_warn(&pdev->dev, "Failed to delete client device: %d\n", + err); + } /* Shut down all the garbage mashers on the detention level */ adapter->state = __I40EVF_REMOVE; diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c index bee58af390e1..3bccfbb1db14 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c @@ -26,6 +26,7 @@ #include "i40evf.h" #include "i40e_prototype.h" +#include "i40evf_client.h" /* busy wait delay in msec */ #define I40EVF_BUSY_WAIT_DELAY 10 @@ -158,7 +159,9 @@ int i40evf_send_vf_config_msg(struct i40evf_adapter *adapter) I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG | I40E_VIRTCHNL_VF_OFFLOAD_VLAN | I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | - I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2; + I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2 | + I40E_VIRTCHNL_VF_OFFLOAD_ENCAP | + I40E_VIRTCHNL_VF_OFFLOAD_ENCAP_CSUM; adapter->current_op = I40E_VIRTCHNL_OP_GET_VF_RESOURCES; adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_CONFIG; @@ -233,7 +236,7 @@ void i40evf_configure_queues(struct i40evf_adapter *adapter) struct i40e_virtchnl_vsi_queue_config_info *vqci; struct i40e_virtchnl_queue_pair_info *vqpi; int pairs = adapter->num_active_queues; - int i, len; + int i, len, max_frame = I40E_MAX_RXBUFFER; if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { /* bail because we already have a command pending */ @@ -248,6 +251,11 @@ void i40evf_configure_queues(struct i40evf_adapter *adapter) if (!vqci) return; + /* Limit maximum frame size when jumbo frames is not enabled */ + if (!(adapter->flags & I40EVF_FLAG_LEGACY_RX) && + (adapter->netdev->mtu <= ETH_DATA_LEN)) + max_frame = I40E_RXBUFFER_1536 - NET_IP_ALIGN; + vqci->vsi_id = adapter->vsi_res->vsi_id; vqci->num_queue_pairs = pairs; vqpi = vqci->qpair; @@ -259,17 +267,14 @@ void i40evf_configure_queues(struct i40evf_adapter *adapter) vqpi->txq.queue_id = i; vqpi->txq.ring_len = adapter->tx_rings[i].count; vqpi->txq.dma_ring_addr = adapter->tx_rings[i].dma; - vqpi->txq.headwb_enabled = 1; - vqpi->txq.dma_headwb_addr = vqpi->txq.dma_ring_addr + - (vqpi->txq.ring_len * sizeof(struct i40e_tx_desc)); - vqpi->rxq.vsi_id = vqci->vsi_id; vqpi->rxq.queue_id = i; vqpi->rxq.ring_len = adapter->rx_rings[i].count; vqpi->rxq.dma_ring_addr = adapter->rx_rings[i].dma; - vqpi->rxq.max_pkt_size = adapter->netdev->mtu - + ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN; - vqpi->rxq.databuffer_size = adapter->rx_rings[i].rx_buf_len; + vqpi->rxq.max_pkt_size = max_frame; + vqpi->rxq.databuffer_size = + ALIGN(adapter->rx_rings[i].rx_buf_len, + BIT_ULL(I40E_RXQ_CTX_DBUFF_SHIFT)); vqpi++; } @@ -999,6 +1004,16 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter, if (v_opcode != adapter->current_op) return; break; + case I40E_VIRTCHNL_OP_IWARP: + /* Gobble zero-length replies from the PF. They indicate that + * a previous message was received OK, and the client doesn't + * care about that. + */ + if (msglen && CLIENT_ENABLED(adapter)) + i40evf_notify_client_message(&adapter->vsi, + msg, msglen); + break; + case I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP: adapter->client_pending &= ~(BIT(I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP)); @@ -1014,7 +1029,7 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter, } break; default: - if (v_opcode != adapter->current_op) + if (adapter->current_op && (v_opcode != adapter->current_op)) dev_warn(&adapter->pdev->dev, "Expected response %d from PF, received %d\n", adapter->current_op, v_opcode); break; diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index acbc3abe2ddd..dc6e2980718f 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -142,12 +142,24 @@ struct vf_data_storage { /* Supported Rx Buffer Sizes */ #define IGB_RXBUFFER_256 256 #define IGB_RXBUFFER_2048 2048 +#define IGB_RXBUFFER_3072 3072 #define IGB_RX_HDR_LEN IGB_RXBUFFER_256 -#define IGB_RX_BUFSZ IGB_RXBUFFER_2048 +#define IGB_TS_HDR_LEN 16 + +#define IGB_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN) +#if (PAGE_SIZE < 8192) +#define IGB_MAX_FRAME_BUILD_SKB \ + (SKB_WITH_OVERHEAD(IGB_RXBUFFER_2048) - IGB_SKB_PAD - IGB_TS_HDR_LEN) +#else +#define IGB_MAX_FRAME_BUILD_SKB (IGB_RXBUFFER_2048 - IGB_TS_HDR_LEN) +#endif /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define IGB_RX_BUFFER_WRITE 16 /* Must be power of 2 */ +#define IGB_RX_DMA_ATTR \ + (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING) + #define AUTO_ALL_MODES 0 #define IGB_EEPROM_APME 0x0400 @@ -301,12 +313,51 @@ struct igb_q_vector { }; enum e1000_ring_flags_t { + IGB_RING_FLAG_RX_3K_BUFFER, + IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, IGB_RING_FLAG_RX_SCTP_CSUM, IGB_RING_FLAG_RX_LB_VLAN_BSWAP, IGB_RING_FLAG_TX_CTX_IDX, IGB_RING_FLAG_TX_DETECT_HANG }; +#define ring_uses_large_buffer(ring) \ + test_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags) +#define set_ring_uses_large_buffer(ring) \ + set_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags) +#define clear_ring_uses_large_buffer(ring) \ + clear_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags) + +#define ring_uses_build_skb(ring) \ + test_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) +#define set_ring_build_skb_enabled(ring) \ + set_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) +#define clear_ring_build_skb_enabled(ring) \ + clear_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) + +static inline unsigned int igb_rx_bufsz(struct igb_ring *ring) +{ +#if (PAGE_SIZE < 8192) + if (ring_uses_large_buffer(ring)) + return IGB_RXBUFFER_3072; + + if (ring_uses_build_skb(ring)) + return IGB_MAX_FRAME_BUILD_SKB + IGB_TS_HDR_LEN; +#endif + return IGB_RXBUFFER_2048; +} + +static inline unsigned int igb_rx_pg_order(struct igb_ring *ring) +{ +#if (PAGE_SIZE < 8192) + if (ring_uses_large_buffer(ring)) + return 1; +#endif + return 0; +} + +#define igb_rx_pg_size(_ring) (PAGE_SIZE << igb_rx_pg_order(_ring)) + #define IGB_TXD_DCMD (E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_RS) #define IGB_RX_DESC(R, i) \ @@ -545,6 +596,7 @@ struct igb_adapter { #define IGB_FLAG_HAS_MSIX BIT(13) #define IGB_FLAG_EEE BIT(14) #define IGB_FLAG_VLAN_PROMISC BIT(15) +#define IGB_FLAG_RX_LEGACY BIT(16) /* Media Auto Sense */ #define IGB_MAS_ENABLE_0 0X0001 @@ -558,7 +610,6 @@ struct igb_adapter { #define IGB_DMCTLX_DCFLUSH_DIS 0x80000000 /* Disable DMA Coal Flush */ #define IGB_82576_TSYNC_SHIFT 19 -#define IGB_TS_HDR_LEN 16 enum e1000_state_t { __IGB_TESTING, __IGB_RESETTING, @@ -591,7 +642,6 @@ void igb_configure_rx_ring(struct igb_adapter *, struct igb_ring *); void igb_setup_tctl(struct igb_adapter *); void igb_setup_rctl(struct igb_adapter *); netdev_tx_t igb_xmit_frame_ring(struct sk_buff *, struct igb_ring *); -void igb_unmap_and_free_tx_resource(struct igb_ring *, struct igb_tx_buffer *); void igb_alloc_rx_buffers(struct igb_ring *, u16); void igb_update_stats(struct igb_adapter *, struct rtnl_link_stats64 *); bool igb_has_link(struct igb_adapter *adapter); @@ -604,7 +654,7 @@ void igb_ptp_reset(struct igb_adapter *adapter); void igb_ptp_suspend(struct igb_adapter *adapter); void igb_ptp_rx_hang(struct igb_adapter *adapter); void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, struct sk_buff *skb); -void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, unsigned char *va, +void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, struct sk_buff *skb); int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr); int igb_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr); diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 737b664d004c..0efb62db6efd 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -144,7 +144,15 @@ static const char igb_gstrings_test[][ETH_GSTRING_LEN] = { }; #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN) -static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +static const char igb_priv_flags_strings[][ETH_GSTRING_LEN] = { +#define IGB_PRIV_FLAGS_LEGACY_RX BIT(0) + "legacy-rx", +}; + +#define IGB_PRIV_FLAGS_STR_LEN ARRAY_SIZE(igb_priv_flags_strings) + +static int igb_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; @@ -152,76 +160,73 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) struct e1000_sfp_flags *eth_flags = &dev_spec->eth_flags; u32 status; u32 speed; + u32 supported, advertising; status = rd32(E1000_STATUS); if (hw->phy.media_type == e1000_media_type_copper) { - ecmd->supported = (SUPPORTED_10baseT_Half | - SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | - SUPPORTED_100baseT_Full | - SUPPORTED_1000baseT_Full| - SUPPORTED_Autoneg | - SUPPORTED_TP | - SUPPORTED_Pause); - ecmd->advertising = ADVERTISED_TP; + supported = (SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_1000baseT_Full| + SUPPORTED_Autoneg | + SUPPORTED_TP | + SUPPORTED_Pause); + advertising = ADVERTISED_TP; if (hw->mac.autoneg == 1) { - ecmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; /* the e1000 autoneg seems to match ethtool nicely */ - ecmd->advertising |= hw->phy.autoneg_advertised; + advertising |= hw->phy.autoneg_advertised; } - ecmd->port = PORT_TP; - ecmd->phy_address = hw->phy.addr; - ecmd->transceiver = XCVR_INTERNAL; + cmd->base.port = PORT_TP; + cmd->base.phy_address = hw->phy.addr; } else { - ecmd->supported = (SUPPORTED_FIBRE | - SUPPORTED_1000baseKX_Full | - SUPPORTED_Autoneg | - SUPPORTED_Pause); - ecmd->advertising = (ADVERTISED_FIBRE | - ADVERTISED_1000baseKX_Full); + supported = (SUPPORTED_FIBRE | + SUPPORTED_1000baseKX_Full | + SUPPORTED_Autoneg | + SUPPORTED_Pause); + advertising = (ADVERTISED_FIBRE | + ADVERTISED_1000baseKX_Full); if (hw->mac.type == e1000_i354) { if ((hw->device_id == E1000_DEV_ID_I354_BACKPLANE_2_5GBPS) && !(status & E1000_STATUS_2P5_SKU_OVER)) { - ecmd->supported |= SUPPORTED_2500baseX_Full; - ecmd->supported &= - ~SUPPORTED_1000baseKX_Full; - ecmd->advertising |= ADVERTISED_2500baseX_Full; - ecmd->advertising &= - ~ADVERTISED_1000baseKX_Full; + supported |= SUPPORTED_2500baseX_Full; + supported &= ~SUPPORTED_1000baseKX_Full; + advertising |= ADVERTISED_2500baseX_Full; + advertising &= ~ADVERTISED_1000baseKX_Full; } } if (eth_flags->e100_base_fx) { - ecmd->supported |= SUPPORTED_100baseT_Full; - ecmd->advertising |= ADVERTISED_100baseT_Full; + supported |= SUPPORTED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; } if (hw->mac.autoneg == 1) - ecmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; - ecmd->port = PORT_FIBRE; - ecmd->transceiver = XCVR_EXTERNAL; + cmd->base.port = PORT_FIBRE; } if (hw->mac.autoneg != 1) - ecmd->advertising &= ~(ADVERTISED_Pause | - ADVERTISED_Asym_Pause); + advertising &= ~(ADVERTISED_Pause | + ADVERTISED_Asym_Pause); switch (hw->fc.requested_mode) { case e1000_fc_full: - ecmd->advertising |= ADVERTISED_Pause; + advertising |= ADVERTISED_Pause; break; case e1000_fc_rx_pause: - ecmd->advertising |= (ADVERTISED_Pause | - ADVERTISED_Asym_Pause); + advertising |= (ADVERTISED_Pause | + ADVERTISED_Asym_Pause); break; case e1000_fc_tx_pause: - ecmd->advertising |= ADVERTISED_Asym_Pause; + advertising |= ADVERTISED_Asym_Pause; break; default: - ecmd->advertising &= ~(ADVERTISED_Pause | - ADVERTISED_Asym_Pause); + advertising &= ~(ADVERTISED_Pause | + ADVERTISED_Asym_Pause); } if (status & E1000_STATUS_LU) { if ((status & E1000_STATUS_2P5_SKU) && @@ -236,39 +241,46 @@ static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) } if ((status & E1000_STATUS_FD) || hw->phy.media_type != e1000_media_type_copper) - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - ecmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; } else { speed = SPEED_UNKNOWN; - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } - ethtool_cmd_speed_set(ecmd, speed); + cmd->base.speed = speed; if ((hw->phy.media_type == e1000_media_type_fiber) || hw->mac.autoneg) - ecmd->autoneg = AUTONEG_ENABLE; + cmd->base.autoneg = AUTONEG_ENABLE; else - ecmd->autoneg = AUTONEG_DISABLE; + cmd->base.autoneg = AUTONEG_DISABLE; /* MDI-X => 2; MDI =>1; Invalid =>0 */ if (hw->phy.media_type == e1000_media_type_copper) - ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : + cmd->base.eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : ETH_TP_MDI; else - ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; + cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; if (hw->phy.mdix == AUTO_ALL_MODES) - ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; + cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; else - ecmd->eth_tp_mdix_ctrl = hw->phy.mdix; + cmd->base.eth_tp_mdix_ctrl = hw->phy.mdix; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +static int igb_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + u32 advertising; /* When SoL/IDER sessions are active, autoneg/speed/duplex * cannot be changed @@ -283,12 +295,12 @@ static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) * some hardware doesn't allow MDI setting when speed or * duplex is forced. */ - if (ecmd->eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl) { if (hw->phy.media_type != e1000_media_type_copper) return -EOPNOTSUPP; - if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && - (ecmd->autoneg != AUTONEG_ENABLE)) { + if ((cmd->base.eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && + (cmd->base.autoneg != AUTONEG_ENABLE)) { dev_err(&adapter->pdev->dev, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); return -EINVAL; } @@ -297,10 +309,13 @@ static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) usleep_range(1000, 2000); - if (ecmd->autoneg == AUTONEG_ENABLE) { + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); + + if (cmd->base.autoneg == AUTONEG_ENABLE) { hw->mac.autoneg = 1; if (hw->phy.media_type == e1000_media_type_fiber) { - hw->phy.autoneg_advertised = ecmd->advertising | + hw->phy.autoneg_advertised = advertising | ADVERTISED_FIBRE | ADVERTISED_Autoneg; switch (adapter->link_speed) { @@ -320,31 +335,31 @@ static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) break; } } else { - hw->phy.autoneg_advertised = ecmd->advertising | + hw->phy.autoneg_advertised = advertising | ADVERTISED_TP | ADVERTISED_Autoneg; } - ecmd->advertising = hw->phy.autoneg_advertised; + advertising = hw->phy.autoneg_advertised; if (adapter->fc_autoneg) hw->fc.requested_mode = e1000_fc_default; } else { - u32 speed = ethtool_cmd_speed(ecmd); + u32 speed = cmd->base.speed; /* calling this overrides forced MDI setting */ - if (igb_set_spd_dplx(adapter, speed, ecmd->duplex)) { + if (igb_set_spd_dplx(adapter, speed, cmd->base.duplex)) { clear_bit(__IGB_RESETTING, &adapter->state); return -EINVAL; } } /* MDI-X => 2; MDI => 1; Auto => 3 */ - if (ecmd->eth_tp_mdix_ctrl) { + if (cmd->base.eth_tp_mdix_ctrl) { /* fix up the value for auto (3 => 0) as zero is mapped * internally to auto */ - if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) + if (cmd->base.eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) hw->phy.mdix = AUTO_ALL_MODES; else - hw->phy.mdix = ecmd->eth_tp_mdix_ctrl; + hw->phy.mdix = cmd->base.eth_tp_mdix_ctrl; } /* reset the link */ @@ -852,6 +867,8 @@ static void igb_get_drvinfo(struct net_device *netdev, sizeof(drvinfo->fw_version)); strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info)); + + drvinfo->n_priv_flags = IGB_PRIV_FLAGS_STR_LEN; } static void igb_get_ringparam(struct net_device *netdev, @@ -1811,14 +1828,14 @@ static int igb_clean_test_rings(struct igb_ring *rx_ring, tx_ntc = tx_ring->next_to_clean; rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); - while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) { + while (rx_desc->wb.upper.length) { /* check Rx buffer */ rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc]; /* sync Rx buffer for CPU read */ dma_sync_single_for_cpu(rx_ring->dev, rx_buffer_info->dma, - IGB_RX_BUFSZ, + size, DMA_FROM_DEVICE); /* verify contents of skb */ @@ -1828,12 +1845,21 @@ static int igb_clean_test_rings(struct igb_ring *rx_ring, /* sync Rx buffer for device write */ dma_sync_single_for_device(rx_ring->dev, rx_buffer_info->dma, - IGB_RX_BUFSZ, + size, DMA_FROM_DEVICE); /* unmap buffer on Tx side */ tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc]; - igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info); + + /* Free all the Tx ring sk_buffs */ + dev_kfree_skb_any(tx_buffer_info->skb); + + /* unmap skb header data */ + dma_unmap_single(tx_ring->dev, + dma_unmap_addr(tx_buffer_info, dma), + dma_unmap_len(tx_buffer_info, len), + DMA_TO_DEVICE); + dma_unmap_len_set(tx_buffer_info, len, 0); /* increment Rx/Tx next to clean counters */ rx_ntc++; @@ -2271,6 +2297,8 @@ static int igb_get_sset_count(struct net_device *netdev, int sset) return IGB_STATS_LEN; case ETH_SS_TEST: return IGB_TEST_LEN; + case ETH_SS_PRIV_FLAGS: + return IGB_PRIV_FLAGS_STR_LEN; default: return -ENOTSUPP; } @@ -2376,6 +2404,10 @@ static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) } /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ break; + case ETH_SS_PRIV_FLAGS: + memcpy(data, igb_priv_flags_strings, + IGB_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN); + break; } } @@ -3388,9 +3420,38 @@ static int igb_set_channels(struct net_device *netdev, return 0; } +static u32 igb_get_priv_flags(struct net_device *netdev) +{ + struct igb_adapter *adapter = netdev_priv(netdev); + u32 priv_flags = 0; + + if (adapter->flags & IGB_FLAG_RX_LEGACY) + priv_flags |= IGB_PRIV_FLAGS_LEGACY_RX; + + return priv_flags; +} + +static int igb_set_priv_flags(struct net_device *netdev, u32 priv_flags) +{ + struct igb_adapter *adapter = netdev_priv(netdev); + unsigned int flags = adapter->flags; + + flags &= ~IGB_FLAG_RX_LEGACY; + if (priv_flags & IGB_PRIV_FLAGS_LEGACY_RX) + flags |= IGB_FLAG_RX_LEGACY; + + if (flags != adapter->flags) { + adapter->flags = flags; + + /* reset interface to repopulate queues */ + if (netif_running(netdev)) + igb_reinit_locked(adapter); + } + + return 0; +} + static const struct ethtool_ops igb_ethtool_ops = { - .get_settings = igb_get_settings, - .set_settings = igb_set_settings, .get_drvinfo = igb_get_drvinfo, .get_regs_len = igb_get_regs_len, .get_regs = igb_get_regs, @@ -3426,8 +3487,12 @@ static const struct ethtool_ops igb_ethtool_ops = { .set_rxfh = igb_set_rxfh, .get_channels = igb_get_channels, .set_channels = igb_set_channels, + .get_priv_flags = igb_get_priv_flags, + .set_priv_flags = igb_set_priv_flags, .begin = igb_ethtool_begin, .complete = igb_ethtool_complete, + .get_link_ksettings = igb_get_link_ksettings, + .set_link_ksettings = igb_set_link_ksettings, }; void igb_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index be456bae8169..26a821fcd220 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -554,7 +554,7 @@ rx_ring_summary: 16, 1, page_address(buffer_info->page) + buffer_info->page_offset, - IGB_RX_BUFSZ, true); + igb_rx_bufsz(rx_ring), true); } } } @@ -3293,7 +3293,7 @@ int igb_setup_tx_resources(struct igb_ring *tx_ring) size = sizeof(struct igb_tx_buffer) * tx_ring->count; - tx_ring->tx_buffer_info = vzalloc(size); + tx_ring->tx_buffer_info = vmalloc(size); if (!tx_ring->tx_buffer_info) goto err; @@ -3404,6 +3404,10 @@ void igb_configure_tx_ring(struct igb_adapter *adapter, txdctl |= IGB_TX_HTHRESH << 8; txdctl |= IGB_TX_WTHRESH << 16; + /* reinitialize tx_buffer_info */ + memset(ring->tx_buffer_info, 0, + sizeof(struct igb_tx_buffer) * ring->count); + txdctl |= E1000_TXDCTL_QUEUE_ENABLE; wr32(E1000_TXDCTL(reg_idx), txdctl); } @@ -3435,7 +3439,7 @@ int igb_setup_rx_resources(struct igb_ring *rx_ring) size = sizeof(struct igb_rx_buffer) * rx_ring->count; - rx_ring->rx_buffer_info = vzalloc(size); + rx_ring->rx_buffer_info = vmalloc(size); if (!rx_ring->rx_buffer_info) goto err; @@ -3720,6 +3724,7 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, struct igb_ring *ring) { struct e1000_hw *hw = &adapter->hw; + union e1000_adv_rx_desc *rx_desc; u64 rdba = ring->dma; int reg_idx = ring->reg_idx; u32 srrctl = 0, rxdctl = 0; @@ -3741,7 +3746,10 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, /* set descriptor configuration */ srrctl = IGB_RX_HDR_LEN << E1000_SRRCTL_BSIZEHDRSIZE_SHIFT; - srrctl |= IGB_RX_BUFSZ >> E1000_SRRCTL_BSIZEPKT_SHIFT; + if (ring_uses_large_buffer(ring)) + srrctl |= IGB_RXBUFFER_3072 >> E1000_SRRCTL_BSIZEPKT_SHIFT; + else + srrctl |= IGB_RXBUFFER_2048 >> E1000_SRRCTL_BSIZEPKT_SHIFT; srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF; if (hw->mac.type >= e1000_82580) srrctl |= E1000_SRRCTL_TIMESTAMP; @@ -3758,11 +3766,39 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, rxdctl |= IGB_RX_HTHRESH << 8; rxdctl |= IGB_RX_WTHRESH << 16; + /* initialize rx_buffer_info */ + memset(ring->rx_buffer_info, 0, + sizeof(struct igb_rx_buffer) * ring->count); + + /* initialize Rx descriptor 0 */ + rx_desc = IGB_RX_DESC(ring, 0); + rx_desc->wb.upper.length = 0; + /* enable receive descriptor fetching */ rxdctl |= E1000_RXDCTL_QUEUE_ENABLE; wr32(E1000_RXDCTL(reg_idx), rxdctl); } +static void igb_set_rx_buffer_len(struct igb_adapter *adapter, + struct igb_ring *rx_ring) +{ + /* set build_skb and buffer size flags */ + clear_ring_build_skb_enabled(rx_ring); + clear_ring_uses_large_buffer(rx_ring); + + if (adapter->flags & IGB_FLAG_RX_LEGACY) + return; + + set_ring_build_skb_enabled(rx_ring); + +#if (PAGE_SIZE < 8192) + if (adapter->max_frame_size <= IGB_MAX_FRAME_BUILD_SKB) + return; + + set_ring_uses_large_buffer(rx_ring); +#endif +} + /** * igb_configure_rx - Configure receive Unit after Reset * @adapter: board private structure @@ -3780,8 +3816,12 @@ static void igb_configure_rx(struct igb_adapter *adapter) /* Setup the HW Rx Head and Tail Descriptor Pointers and * the Base and Length of the Rx Descriptor Ring */ - for (i = 0; i < adapter->num_rx_queues; i++) - igb_configure_rx_ring(adapter, adapter->rx_ring[i]); + for (i = 0; i < adapter->num_rx_queues; i++) { + struct igb_ring *rx_ring = adapter->rx_ring[i]; + + igb_set_rx_buffer_len(adapter, rx_ring); + igb_configure_rx_ring(adapter, rx_ring); + } } /** @@ -3822,55 +3862,63 @@ static void igb_free_all_tx_resources(struct igb_adapter *adapter) igb_free_tx_resources(adapter->tx_ring[i]); } -void igb_unmap_and_free_tx_resource(struct igb_ring *ring, - struct igb_tx_buffer *tx_buffer) -{ - if (tx_buffer->skb) { - dev_kfree_skb_any(tx_buffer->skb); - if (dma_unmap_len(tx_buffer, len)) - dma_unmap_single(ring->dev, - dma_unmap_addr(tx_buffer, dma), - dma_unmap_len(tx_buffer, len), - DMA_TO_DEVICE); - } else if (dma_unmap_len(tx_buffer, len)) { - dma_unmap_page(ring->dev, - dma_unmap_addr(tx_buffer, dma), - dma_unmap_len(tx_buffer, len), - DMA_TO_DEVICE); - } - tx_buffer->next_to_watch = NULL; - tx_buffer->skb = NULL; - dma_unmap_len_set(tx_buffer, len, 0); - /* buffer_info must be completely set up in the transmit path */ -} - /** * igb_clean_tx_ring - Free Tx Buffers * @tx_ring: ring to be cleaned **/ static void igb_clean_tx_ring(struct igb_ring *tx_ring) { - struct igb_tx_buffer *buffer_info; - unsigned long size; - u16 i; + u16 i = tx_ring->next_to_clean; + struct igb_tx_buffer *tx_buffer = &tx_ring->tx_buffer_info[i]; - if (!tx_ring->tx_buffer_info) - return; - /* Free all the Tx ring sk_buffs */ + while (i != tx_ring->next_to_use) { + union e1000_adv_tx_desc *eop_desc, *tx_desc; - for (i = 0; i < tx_ring->count; i++) { - buffer_info = &tx_ring->tx_buffer_info[i]; - igb_unmap_and_free_tx_resource(tx_ring, buffer_info); - } + /* Free all the Tx ring sk_buffs */ + dev_kfree_skb_any(tx_buffer->skb); - netdev_tx_reset_queue(txring_txq(tx_ring)); + /* unmap skb header data */ + dma_unmap_single(tx_ring->dev, + dma_unmap_addr(tx_buffer, dma), + dma_unmap_len(tx_buffer, len), + DMA_TO_DEVICE); - size = sizeof(struct igb_tx_buffer) * tx_ring->count; - memset(tx_ring->tx_buffer_info, 0, size); + /* check for eop_desc to determine the end of the packet */ + eop_desc = tx_buffer->next_to_watch; + tx_desc = IGB_TX_DESC(tx_ring, i); + + /* unmap remaining buffers */ + while (tx_desc != eop_desc) { + tx_buffer++; + tx_desc++; + i++; + if (unlikely(i == tx_ring->count)) { + i = 0; + tx_buffer = tx_ring->tx_buffer_info; + tx_desc = IGB_TX_DESC(tx_ring, 0); + } + + /* unmap any remaining paged data */ + if (dma_unmap_len(tx_buffer, len)) + dma_unmap_page(tx_ring->dev, + dma_unmap_addr(tx_buffer, dma), + dma_unmap_len(tx_buffer, len), + DMA_TO_DEVICE); + } - /* Zero out the descriptor ring */ - memset(tx_ring->desc, 0, tx_ring->size); + /* move us one more past the eop_desc for start of next pkt */ + tx_buffer++; + i++; + if (unlikely(i == tx_ring->count)) { + i = 0; + tx_buffer = tx_ring->tx_buffer_info; + } + } + /* reset BQL for queue */ + netdev_tx_reset_queue(txring_txq(tx_ring)); + + /* reset next_to_use and next_to_clean */ tx_ring->next_to_use = 0; tx_ring->next_to_clean = 0; } @@ -3932,50 +3980,39 @@ static void igb_free_all_rx_resources(struct igb_adapter *adapter) **/ static void igb_clean_rx_ring(struct igb_ring *rx_ring) { - unsigned long size; - u16 i; + u16 i = rx_ring->next_to_clean; if (rx_ring->skb) dev_kfree_skb(rx_ring->skb); rx_ring->skb = NULL; - if (!rx_ring->rx_buffer_info) - return; - /* Free all the Rx ring sk_buffs */ - for (i = 0; i < rx_ring->count; i++) { + while (i != rx_ring->next_to_alloc) { struct igb_rx_buffer *buffer_info = &rx_ring->rx_buffer_info[i]; - if (!buffer_info->page) - continue; - /* Invalidate cache lines that may have been written to by * device so that we avoid corrupting memory. */ dma_sync_single_range_for_cpu(rx_ring->dev, buffer_info->dma, buffer_info->page_offset, - IGB_RX_BUFSZ, + igb_rx_bufsz(rx_ring), DMA_FROM_DEVICE); /* free resources associated with mapping */ dma_unmap_page_attrs(rx_ring->dev, buffer_info->dma, - PAGE_SIZE, + igb_rx_pg_size(rx_ring), DMA_FROM_DEVICE, - DMA_ATTR_SKIP_CPU_SYNC); + IGB_RX_DMA_ATTR); __page_frag_cache_drain(buffer_info->page, buffer_info->pagecnt_bias); - buffer_info->page = NULL; + i++; + if (i == rx_ring->count) + i = 0; } - size = sizeof(struct igb_rx_buffer) * rx_ring->count; - memset(rx_ring->rx_buffer_info, 0, size); - - /* Zero out the descriptor ring */ - memset(rx_ring->desc, 0, rx_ring->size); - rx_ring->next_to_alloc = 0; rx_ring->next_to_clean = 0; rx_ring->next_to_use = 0; @@ -4240,7 +4277,7 @@ static void igb_set_rx_mode(struct net_device *netdev) struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; unsigned int vfn = adapter->vfs_allocated_count; - u32 rctl = 0, vmolr = 0; + u32 rctl = 0, vmolr = 0, rlpml = MAX_JUMBO_FRAME_SIZE; int count; /* Check for Promiscuous and All Multicast modes */ @@ -4298,6 +4335,14 @@ static void igb_set_rx_mode(struct net_device *netdev) E1000_RCTL_VFE); wr32(E1000_RCTL, rctl); +#if (PAGE_SIZE < 8192) + if (!adapter->vfs_allocated_count) { + if (adapter->max_frame_size <= IGB_MAX_FRAME_BUILD_SKB) + rlpml = IGB_MAX_FRAME_BUILD_SKB; + } +#endif + wr32(E1000_RLPML, rlpml); + /* In order to support SR-IOV and eventually VMDq it is necessary to set * the VMOLR to enable the appropriate modes. Without this workaround * we will have issues with VLAN tag stripping not being done for frames @@ -4312,12 +4357,17 @@ static void igb_set_rx_mode(struct net_device *netdev) vmolr |= rd32(E1000_VMOLR(vfn)) & ~(E1000_VMOLR_ROPE | E1000_VMOLR_MPME | E1000_VMOLR_ROMPE); - /* enable Rx jumbo frames, no need for restriction */ + /* enable Rx jumbo frames, restrict as needed to support build_skb */ vmolr &= ~E1000_VMOLR_RLPML_MASK; - vmolr |= MAX_JUMBO_FRAME_SIZE | E1000_VMOLR_LPE; +#if (PAGE_SIZE < 8192) + if (adapter->max_frame_size <= IGB_MAX_FRAME_BUILD_SKB) + vmolr |= IGB_MAX_FRAME_BUILD_SKB; + else +#endif + vmolr |= MAX_JUMBO_FRAME_SIZE; + vmolr |= E1000_VMOLR_LPE; wr32(E1000_VMOLR(vfn), vmolr); - wr32(E1000_RLPML, MAX_JUMBO_FRAME_SIZE); igb_restore_vf_multicasts(adapter); } @@ -5256,18 +5306,32 @@ static void igb_tx_map(struct igb_ring *tx_ring, dma_error: dev_err(tx_ring->dev, "TX DMA map failed\n"); + tx_buffer = &tx_ring->tx_buffer_info[i]; /* clear dma mappings for failed tx_buffer_info map */ - for (;;) { + while (tx_buffer != first) { + if (dma_unmap_len(tx_buffer, len)) + dma_unmap_page(tx_ring->dev, + dma_unmap_addr(tx_buffer, dma), + dma_unmap_len(tx_buffer, len), + DMA_TO_DEVICE); + dma_unmap_len_set(tx_buffer, len, 0); + + if (i--) + i += tx_ring->count; tx_buffer = &tx_ring->tx_buffer_info[i]; - igb_unmap_and_free_tx_resource(tx_ring, tx_buffer); - if (tx_buffer == first) - break; - if (i == 0) - i = tx_ring->count; - i--; } + if (dma_unmap_len(tx_buffer, len)) + dma_unmap_single(tx_ring->dev, + dma_unmap_addr(tx_buffer, dma), + dma_unmap_len(tx_buffer, len), + DMA_TO_DEVICE); + dma_unmap_len_set(tx_buffer, len, 0); + + dev_kfree_skb_any(tx_buffer->skb); + tx_buffer->skb = NULL; + tx_ring->next_to_use = i; } @@ -5339,7 +5403,8 @@ netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb, return NETDEV_TX_OK; out_drop: - igb_unmap_and_free_tx_resource(tx_ring, first); + dev_kfree_skb_any(first->skb); + first->skb = NULL; return NETDEV_TX_OK; } @@ -6686,7 +6751,6 @@ static bool igb_clean_tx_irq(struct igb_q_vector *q_vector, int napi_budget) DMA_TO_DEVICE); /* clear tx_buffer data */ - tx_buffer->skb = NULL; dma_unmap_len_set(tx_buffer, len, 0); /* clear last DMA location and unmap remaining buffers */ @@ -6822,8 +6886,14 @@ static void igb_reuse_rx_page(struct igb_ring *rx_ring, nta++; rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0; - /* transfer page from old buffer to new buffer */ - *new_buff = *old_buff; + /* Transfer page from old buffer to new buffer. + * Move each member individually to avoid possible store + * forwarding stalls. + */ + new_buff->dma = old_buff->dma; + new_buff->page = old_buff->page; + new_buff->page_offset = old_buff->page_offset; + new_buff->pagecnt_bias = old_buff->pagecnt_bias; } static inline bool igb_page_is_reserved(struct page *page) @@ -6831,11 +6901,10 @@ static inline bool igb_page_is_reserved(struct page *page) return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } -static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, - struct page *page, - unsigned int truesize) +static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer) { - unsigned int pagecnt_bias = rx_buffer->pagecnt_bias--; + unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; + struct page *page = rx_buffer->page; /* avoid re-using remote pages */ if (unlikely(igb_page_is_reserved(page))) @@ -6843,16 +6912,13 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, #if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ - if (unlikely(page_ref_count(page) != pagecnt_bias)) + if (unlikely((page_ref_count(page) - pagecnt_bias) > 1)) return false; - - /* flip page offset to other buffer */ - rx_buffer->page_offset ^= IGB_RX_BUFSZ; #else - /* move offset up to the next cache line */ - rx_buffer->page_offset += truesize; +#define IGB_LAST_OFFSET \ + (SKB_WITH_OVERHEAD(PAGE_SIZE) - IGB_RXBUFFER_2048) - if (rx_buffer->page_offset > (PAGE_SIZE - IGB_RX_BUFSZ)) + if (rx_buffer->page_offset > IGB_LAST_OFFSET) return false; #endif @@ -6860,7 +6926,7 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, * the pagecnt_bias and page count so that we fully restock the * number of references the driver holds. */ - if (unlikely(pagecnt_bias == 1)) { + if (unlikely(!pagecnt_bias)) { page_ref_add(page, USHRT_MAX); rx_buffer->pagecnt_bias = USHRT_MAX; } @@ -6872,34 +6938,56 @@ static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, * igb_add_rx_frag - Add contents of Rx buffer to sk_buff * @rx_ring: rx descriptor ring to transact packets on * @rx_buffer: buffer containing page to add - * @rx_desc: descriptor containing length of buffer written by hardware * @skb: sk_buff to place the data into + * @size: size of buffer to be added * * This function will add the data contained in rx_buffer->page to the skb. - * This is done either through a direct copy if the data in the buffer is - * less than the skb header size, otherwise it will just attach the page as - * a frag to the skb. - * - * The function will then update the page offset if necessary and return - * true if the buffer can be reused by the adapter. **/ -static bool igb_add_rx_frag(struct igb_ring *rx_ring, +static void igb_add_rx_frag(struct igb_ring *rx_ring, struct igb_rx_buffer *rx_buffer, - unsigned int size, - union e1000_adv_rx_desc *rx_desc, - struct sk_buff *skb) + struct sk_buff *skb, + unsigned int size) { - struct page *page = rx_buffer->page; - unsigned char *va = page_address(page) + rx_buffer->page_offset; #if (PAGE_SIZE < 8192) - unsigned int truesize = IGB_RX_BUFSZ; + unsigned int truesize = igb_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = ring_uses_build_skb(rx_ring) ? + SKB_DATA_ALIGN(IGB_SKB_PAD + size) : + SKB_DATA_ALIGN(size); +#endif + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_buffer->page, + rx_buffer->page_offset, size, truesize); +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif +} + +static struct sk_buff *igb_construct_skb(struct igb_ring *rx_ring, + struct igb_rx_buffer *rx_buffer, + union e1000_adv_rx_desc *rx_desc, + unsigned int size) +{ + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = igb_rx_pg_size(rx_ring) / 2; #else unsigned int truesize = SKB_DATA_ALIGN(size); #endif - unsigned int pull_len; + unsigned int headlen; + struct sk_buff *skb; - if (unlikely(skb_is_nonlinear(skb))) - goto add_tail_frag; + /* prefetch first cache line of first page */ + prefetch(va); +#if L1_CACHE_BYTES < 128 + prefetch(va + L1_CACHE_BYTES); +#endif + + /* allocate a skb to store the frags */ + skb = napi_alloc_skb(&rx_ring->q_vector->napi, IGB_RX_HDR_LEN); + if (unlikely(!skb)) + return NULL; if (unlikely(igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP))) { igb_ptp_rx_pktstamp(rx_ring->q_vector, va, skb); @@ -6907,95 +6995,73 @@ static bool igb_add_rx_frag(struct igb_ring *rx_ring, size -= IGB_TS_HDR_LEN; } - if (likely(size <= IGB_RX_HDR_LEN)) { - memcpy(__skb_put(skb, size), va, ALIGN(size, sizeof(long))); - - /* page is not reserved, we can reuse buffer as-is */ - if (likely(!igb_page_is_reserved(page))) - return true; - - /* this page cannot be reused so discard it */ - return false; - } - - /* we need the header to contain the greater of either ETH_HLEN or - * 60 bytes if the skb->len is less than 60 for skb_pad. - */ - pull_len = eth_get_headlen(va, IGB_RX_HDR_LEN); + /* Determine available headroom for copy */ + headlen = size; + if (headlen > IGB_RX_HDR_LEN) + headlen = eth_get_headlen(va, IGB_RX_HDR_LEN); /* align pull length to size of long to optimize memcpy performance */ - memcpy(__skb_put(skb, pull_len), va, ALIGN(pull_len, sizeof(long))); + memcpy(__skb_put(skb, headlen), va, ALIGN(headlen, sizeof(long))); /* update all of the pointers */ - va += pull_len; - size -= pull_len; - -add_tail_frag: - skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - (unsigned long)va & ~PAGE_MASK, size, truesize); + size -= headlen; + if (size) { + skb_add_rx_frag(skb, 0, rx_buffer->page, + (va + headlen) - page_address(rx_buffer->page), + size, truesize); +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif + } else { + rx_buffer->pagecnt_bias++; + } - return igb_can_reuse_rx_page(rx_buffer, page, truesize); + return skb; } -static struct sk_buff *igb_fetch_rx_buffer(struct igb_ring *rx_ring, - union e1000_adv_rx_desc *rx_desc, - struct sk_buff *skb) +static struct sk_buff *igb_build_skb(struct igb_ring *rx_ring, + struct igb_rx_buffer *rx_buffer, + union e1000_adv_rx_desc *rx_desc, + unsigned int size) { - unsigned int size = le16_to_cpu(rx_desc->wb.upper.length); - struct igb_rx_buffer *rx_buffer; - struct page *page; - - rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; - page = rx_buffer->page; - prefetchw(page); - - /* we are reusing so sync this buffer for CPU use */ - dma_sync_single_range_for_cpu(rx_ring->dev, - rx_buffer->dma, - rx_buffer->page_offset, - size, - DMA_FROM_DEVICE); - - if (likely(!skb)) { - void *page_addr = page_address(page) + - rx_buffer->page_offset; + void *va = page_address(rx_buffer->page) + rx_buffer->page_offset; +#if (PAGE_SIZE < 8192) + unsigned int truesize = igb_rx_pg_size(rx_ring) / 2; +#else + unsigned int truesize = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) + + SKB_DATA_ALIGN(IGB_SKB_PAD + size); +#endif + struct sk_buff *skb; - /* prefetch first cache line of first page */ - prefetch(page_addr); + /* prefetch first cache line of first page */ + prefetch(va); #if L1_CACHE_BYTES < 128 - prefetch(page_addr + L1_CACHE_BYTES); + prefetch(va + L1_CACHE_BYTES); #endif - /* allocate a skb to store the frags */ - skb = napi_alloc_skb(&rx_ring->q_vector->napi, IGB_RX_HDR_LEN); - if (unlikely(!skb)) { - rx_ring->rx_stats.alloc_failed++; - return NULL; - } + /* build an skb around the page buffer */ + skb = build_skb(va - IGB_SKB_PAD, truesize); + if (unlikely(!skb)) + return NULL; - /* we will be copying header into skb->data in - * pskb_may_pull so it is in our interest to prefetch - * it now to avoid a possible cache miss - */ - prefetchw(skb->data); - } + /* update pointers within the skb to store the data */ + skb_reserve(skb, IGB_SKB_PAD); + __skb_put(skb, size); - /* pull page into skb */ - if (igb_add_rx_frag(rx_ring, rx_buffer, size, rx_desc, skb)) { - /* hand second half of page back to the ring */ - igb_reuse_rx_page(rx_ring, rx_buffer); - } else { - /* We are not reusing the buffer so unmap it and free - * any references we are holding to it - */ - dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, - PAGE_SIZE, DMA_FROM_DEVICE, - DMA_ATTR_SKIP_CPU_SYNC); - __page_frag_cache_drain(page, rx_buffer->pagecnt_bias); + /* pull timestamp out of packet data */ + if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) { + igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb); + __skb_pull(skb, IGB_TS_HDR_LEN); } - /* clear contents of rx_buffer */ - rx_buffer->page = NULL; + /* update buffer offset */ +#if (PAGE_SIZE < 8192) + rx_buffer->page_offset ^= truesize; +#else + rx_buffer->page_offset += truesize; +#endif return skb; } @@ -7154,6 +7220,47 @@ static void igb_process_skb_fields(struct igb_ring *rx_ring, skb->protocol = eth_type_trans(skb, rx_ring->netdev); } +static struct igb_rx_buffer *igb_get_rx_buffer(struct igb_ring *rx_ring, + const unsigned int size) +{ + struct igb_rx_buffer *rx_buffer; + + rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; + prefetchw(rx_buffer->page); + + /* we are reusing so sync this buffer for CPU use */ + dma_sync_single_range_for_cpu(rx_ring->dev, + rx_buffer->dma, + rx_buffer->page_offset, + size, + DMA_FROM_DEVICE); + + rx_buffer->pagecnt_bias--; + + return rx_buffer; +} + +static void igb_put_rx_buffer(struct igb_ring *rx_ring, + struct igb_rx_buffer *rx_buffer) +{ + if (igb_can_reuse_rx_page(rx_buffer)) { + /* hand second half of page back to the ring */ + igb_reuse_rx_page(rx_ring, rx_buffer); + } else { + /* We are not reusing the buffer so unmap it and free + * any references we are holding to it + */ + dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, + igb_rx_pg_size(rx_ring), DMA_FROM_DEVICE, + IGB_RX_DMA_ATTR); + __page_frag_cache_drain(rx_buffer->page, + rx_buffer->pagecnt_bias); + } + + /* clear contents of rx_buffer */ + rx_buffer->page = NULL; +} + static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) { struct igb_ring *rx_ring = q_vector->rx.ring; @@ -7163,6 +7270,8 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) while (likely(total_packets < budget)) { union e1000_adv_rx_desc *rx_desc; + struct igb_rx_buffer *rx_buffer; + unsigned int size; /* return some buffers to hardware, one at a time is too slow */ if (cleaned_count >= IGB_RX_BUFFER_WRITE) { @@ -7171,8 +7280,8 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) } rx_desc = IGB_RX_DESC(rx_ring, rx_ring->next_to_clean); - - if (!rx_desc->wb.upper.status_error) + size = le16_to_cpu(rx_desc->wb.upper.length); + if (!size) break; /* This memory barrier is needed to keep us from reading @@ -7181,13 +7290,25 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) */ dma_rmb(); + rx_buffer = igb_get_rx_buffer(rx_ring, size); + /* retrieve a buffer from the ring */ - skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb); + if (skb) + igb_add_rx_frag(rx_ring, rx_buffer, skb, size); + else if (ring_uses_build_skb(rx_ring)) + skb = igb_build_skb(rx_ring, rx_buffer, rx_desc, size); + else + skb = igb_construct_skb(rx_ring, rx_buffer, + rx_desc, size); /* exit if we failed to retrieve a buffer */ - if (!skb) + if (!skb) { + rx_ring->rx_stats.alloc_failed++; + rx_buffer->pagecnt_bias++; break; + } + igb_put_rx_buffer(rx_ring, rx_buffer); cleaned_count++; /* fetch next buffer in frame if non-eop */ @@ -7231,6 +7352,11 @@ static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) return total_packets; } +static inline unsigned int igb_rx_offset(struct igb_ring *rx_ring) +{ + return ring_uses_build_skb(rx_ring) ? IGB_SKB_PAD : 0; +} + static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, struct igb_rx_buffer *bi) { @@ -7242,21 +7368,23 @@ static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, return true; /* alloc new page for storage */ - page = dev_alloc_page(); + page = dev_alloc_pages(igb_rx_pg_order(rx_ring)); if (unlikely(!page)) { rx_ring->rx_stats.alloc_failed++; return false; } /* map page for use */ - dma = dma_map_page_attrs(rx_ring->dev, page, 0, PAGE_SIZE, - DMA_FROM_DEVICE, DMA_ATTR_SKIP_CPU_SYNC); + dma = dma_map_page_attrs(rx_ring->dev, page, 0, + igb_rx_pg_size(rx_ring), + DMA_FROM_DEVICE, + IGB_RX_DMA_ATTR); /* if mapping failed free memory back to system since * there isn't much point in holding memory we can't use */ if (dma_mapping_error(rx_ring->dev, dma)) { - __free_page(page); + __free_pages(page, igb_rx_pg_order(rx_ring)); rx_ring->rx_stats.alloc_failed++; return false; @@ -7264,7 +7392,7 @@ static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, bi->dma = dma; bi->page = page; - bi->page_offset = 0; + bi->page_offset = igb_rx_offset(rx_ring); bi->pagecnt_bias = 1; return true; @@ -7279,6 +7407,7 @@ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) union e1000_adv_rx_desc *rx_desc; struct igb_rx_buffer *bi; u16 i = rx_ring->next_to_use; + u16 bufsz; /* nothing to do */ if (!cleaned_count) @@ -7288,14 +7417,15 @@ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) bi = &rx_ring->rx_buffer_info[i]; i -= rx_ring->count; + bufsz = igb_rx_bufsz(rx_ring); + do { if (!igb_alloc_mapped_page(rx_ring, bi)) break; /* sync the buffer for use by the device */ dma_sync_single_range_for_device(rx_ring->dev, bi->dma, - bi->page_offset, - IGB_RX_BUFSZ, + bi->page_offset, bufsz, DMA_FROM_DEVICE); /* Refresh the desc even if buffer_addrs didn't change @@ -7312,8 +7442,8 @@ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) i -= rx_ring->count; } - /* clear the status bits for the next_to_use descriptor */ - rx_desc->wb.upper.status_error = 0; + /* clear the length for the next_to_use descriptor */ + rx_desc->wb.upper.length = 0; cleaned_count--; } while (cleaned_count); diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index c4477552ce9e..7a3fd4d74592 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -764,8 +764,7 @@ static void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter) * incoming frame. The value is stored in little endian format starting on * byte 8. **/ -void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, - unsigned char *va, +void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va, struct sk_buff *skb) { __le64 *regval = (__le64 *)va; diff --git a/drivers/net/ethernet/intel/igbvf/ethtool.c b/drivers/net/ethernet/intel/igbvf/ethtool.c index 8dea1b1367ef..34faa113a8a0 100644 --- a/drivers/net/ethernet/intel/igbvf/ethtool.c +++ b/drivers/net/ethernet/intel/igbvf/ethtool.c @@ -71,45 +71,45 @@ static const char igbvf_gstrings_test[][ETH_GSTRING_LEN] = { #define IGBVF_TEST_LEN ARRAY_SIZE(igbvf_gstrings_test) -static int igbvf_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int igbvf_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct igbvf_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; u32 status; - ecmd->supported = SUPPORTED_1000baseT_Full; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, 1000baseT_Full); + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_add_link_mode(cmd, advertising, 1000baseT_Full); - ecmd->advertising = ADVERTISED_1000baseT_Full; - - ecmd->port = -1; - ecmd->transceiver = XCVR_DUMMY1; + cmd->base.port = -1; status = er32(STATUS); if (status & E1000_STATUS_LU) { if (status & E1000_STATUS_SPEED_1000) - ethtool_cmd_speed_set(ecmd, SPEED_1000); + cmd->base.speed = SPEED_1000; else if (status & E1000_STATUS_SPEED_100) - ethtool_cmd_speed_set(ecmd, SPEED_100); + cmd->base.speed = SPEED_100; else - ethtool_cmd_speed_set(ecmd, SPEED_10); + cmd->base.speed = SPEED_10; if (status & E1000_STATUS_FD) - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - ecmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } - ecmd->autoneg = AUTONEG_DISABLE; + cmd->base.autoneg = AUTONEG_DISABLE; return 0; } -static int igbvf_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int igbvf_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { return -EOPNOTSUPP; } @@ -443,8 +443,6 @@ static void igbvf_get_strings(struct net_device *netdev, u32 stringset, } static const struct ethtool_ops igbvf_ethtool_ops = { - .get_settings = igbvf_get_settings, - .set_settings = igbvf_set_settings, .get_drvinfo = igbvf_get_drvinfo, .get_regs_len = igbvf_get_regs_len, .get_regs = igbvf_get_regs, @@ -467,6 +465,8 @@ static const struct ethtool_ops igbvf_ethtool_ops = { .get_ethtool_stats = igbvf_get_ethtool_stats, .get_coalesce = igbvf_get_coalesce, .set_coalesce = igbvf_set_coalesce, + .get_link_ksettings = igbvf_get_link_ksettings, + .set_link_ksettings = igbvf_set_link_ksettings, }; void igbvf_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c index e5d72559cca9..d10a0d242dda 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c @@ -94,24 +94,30 @@ static struct ixgb_stats ixgb_gstrings_stats[] = { #define IXGB_STATS_LEN ARRAY_SIZE(ixgb_gstrings_stats) static int -ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +ixgb_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct ixgb_adapter *adapter = netdev_priv(netdev); - ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); - ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); - ecmd->port = PORT_FIBRE; - ecmd->transceiver = XCVR_EXTERNAL; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_add_link_mode(cmd, advertising, 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); + + cmd->base.port = PORT_FIBRE; if (netif_carrier_ok(adapter->netdev)) { - ethtool_cmd_speed_set(ecmd, SPEED_10000); - ecmd->duplex = DUPLEX_FULL; + cmd->base.speed = SPEED_10000; + cmd->base.duplex = DUPLEX_FULL; } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } - ecmd->autoneg = AUTONEG_DISABLE; + cmd->base.autoneg = AUTONEG_DISABLE; return 0; } @@ -126,13 +132,14 @@ void ixgb_set_speed_duplex(struct net_device *netdev) } static int -ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +ixgb_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct ixgb_adapter *adapter = netdev_priv(netdev); - u32 speed = ethtool_cmd_speed(ecmd); + u32 speed = cmd->base.speed; - if (ecmd->autoneg == AUTONEG_ENABLE || - (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)) + if (cmd->base.autoneg == AUTONEG_ENABLE || + (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL)) return -EINVAL; if (netif_running(adapter->netdev)) { @@ -630,8 +637,6 @@ ixgb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) } static const struct ethtool_ops ixgb_ethtool_ops = { - .get_settings = ixgb_get_settings, - .set_settings = ixgb_set_settings, .get_drvinfo = ixgb_get_drvinfo, .get_regs_len = ixgb_get_regs_len, .get_regs = ixgb_get_regs, @@ -649,6 +654,8 @@ static const struct ethtool_ops ixgb_ethtool_ops = { .set_phys_id = ixgb_set_phys_id, .get_sset_count = ixgb_get_sset_count, .get_ethtool_stats = ixgb_get_ethtool_stats, + .get_link_ksettings = ixgb_get_link_ksettings, + .set_link_ksettings = ixgb_set_link_ksettings, }; void ixgb_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 90fa5bf23d1b..0da0752fedef 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -186,60 +186,62 @@ static u32 ixgbe_get_supported_10gtypes(struct ixgbe_hw *hw) } } -static int ixgbe_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int ixgbe_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; ixgbe_link_speed supported_link; bool autoneg = false; + u32 supported, advertising; + + ethtool_convert_link_mode_to_legacy_u32(&supported, + cmd->link_modes.supported); hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg); /* set the supported link speeds */ if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) - ecmd->supported |= ixgbe_get_supported_10gtypes(hw); + supported |= ixgbe_get_supported_10gtypes(hw); if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) - ecmd->supported |= (ixgbe_isbackplane(hw->phy.media_type)) ? + supported |= (ixgbe_isbackplane(hw->phy.media_type)) ? SUPPORTED_1000baseKX_Full : SUPPORTED_1000baseT_Full; if (supported_link & IXGBE_LINK_SPEED_100_FULL) - ecmd->supported |= SUPPORTED_100baseT_Full; + supported |= SUPPORTED_100baseT_Full; if (supported_link & IXGBE_LINK_SPEED_10_FULL) - ecmd->supported |= SUPPORTED_10baseT_Full; + supported |= SUPPORTED_10baseT_Full; /* default advertised speed if phy.autoneg_advertised isn't set */ - ecmd->advertising = ecmd->supported; + advertising = supported; /* set the advertised speeds */ if (hw->phy.autoneg_advertised) { - ecmd->advertising = 0; + advertising = 0; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL) - ecmd->advertising |= ADVERTISED_10baseT_Full; + advertising |= ADVERTISED_10baseT_Full; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) - ecmd->advertising |= ADVERTISED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) - ecmd->advertising |= ecmd->supported & ADVRTSD_MSK_10G; + advertising |= supported & ADVRTSD_MSK_10G; if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) { - if (ecmd->supported & SUPPORTED_1000baseKX_Full) - ecmd->advertising |= ADVERTISED_1000baseKX_Full; + if (supported & SUPPORTED_1000baseKX_Full) + advertising |= ADVERTISED_1000baseKX_Full; else - ecmd->advertising |= ADVERTISED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; } } else { if (hw->phy.multispeed_fiber && !autoneg) { if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) - ecmd->advertising = ADVERTISED_10000baseT_Full; + advertising = ADVERTISED_10000baseT_Full; } } if (autoneg) { - ecmd->supported |= SUPPORTED_Autoneg; - ecmd->advertising |= ADVERTISED_Autoneg; - ecmd->autoneg = AUTONEG_ENABLE; + supported |= SUPPORTED_Autoneg; + advertising |= ADVERTISED_Autoneg; + cmd->base.autoneg = AUTONEG_ENABLE; } else - ecmd->autoneg = AUTONEG_DISABLE; - - ecmd->transceiver = XCVR_EXTERNAL; + cmd->base.autoneg = AUTONEG_DISABLE; /* Determine the remaining settings based on the PHY type. */ switch (adapter->hw.phy.type) { @@ -248,14 +250,14 @@ static int ixgbe_get_settings(struct net_device *netdev, case ixgbe_phy_x550em_ext_t: case ixgbe_phy_fw: case ixgbe_phy_cu_unknown: - ecmd->supported |= SUPPORTED_TP; - ecmd->advertising |= ADVERTISED_TP; - ecmd->port = PORT_TP; + supported |= SUPPORTED_TP; + advertising |= ADVERTISED_TP; + cmd->base.port = PORT_TP; break; case ixgbe_phy_qt: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_FIBRE; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_FIBRE; break; case ixgbe_phy_nl: case ixgbe_phy_sfp_passive_tyco: @@ -273,9 +275,9 @@ static int ixgbe_get_settings(struct net_device *netdev, case ixgbe_sfp_type_da_cu: case ixgbe_sfp_type_da_cu_core0: case ixgbe_sfp_type_da_cu_core1: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_DA; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_DA; break; case ixgbe_sfp_type_sr: case ixgbe_sfp_type_lr: @@ -285,102 +287,113 @@ static int ixgbe_get_settings(struct net_device *netdev, case ixgbe_sfp_type_1g_sx_core1: case ixgbe_sfp_type_1g_lx_core0: case ixgbe_sfp_type_1g_lx_core1: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_FIBRE; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_FIBRE; break; case ixgbe_sfp_type_not_present: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_NONE; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_NONE; break; case ixgbe_sfp_type_1g_cu_core0: case ixgbe_sfp_type_1g_cu_core1: - ecmd->supported |= SUPPORTED_TP; - ecmd->advertising |= ADVERTISED_TP; - ecmd->port = PORT_TP; + supported |= SUPPORTED_TP; + advertising |= ADVERTISED_TP; + cmd->base.port = PORT_TP; break; case ixgbe_sfp_type_unknown: default: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_OTHER; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_OTHER; break; } break; case ixgbe_phy_xaui: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_NONE; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_NONE; break; case ixgbe_phy_unknown: case ixgbe_phy_generic: case ixgbe_phy_sfp_unsupported: default: - ecmd->supported |= SUPPORTED_FIBRE; - ecmd->advertising |= ADVERTISED_FIBRE; - ecmd->port = PORT_OTHER; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_OTHER; break; } /* Indicate pause support */ - ecmd->supported |= SUPPORTED_Pause; + supported |= SUPPORTED_Pause; switch (hw->fc.requested_mode) { case ixgbe_fc_full: - ecmd->advertising |= ADVERTISED_Pause; + advertising |= ADVERTISED_Pause; break; case ixgbe_fc_rx_pause: - ecmd->advertising |= ADVERTISED_Pause | + advertising |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; break; case ixgbe_fc_tx_pause: - ecmd->advertising |= ADVERTISED_Asym_Pause; + advertising |= ADVERTISED_Asym_Pause; break; default: - ecmd->advertising &= ~(ADVERTISED_Pause | + advertising &= ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause); } if (netif_carrier_ok(netdev)) { switch (adapter->link_speed) { case IXGBE_LINK_SPEED_10GB_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_10000); + cmd->base.speed = SPEED_10000; break; case IXGBE_LINK_SPEED_5GB_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_5000); + cmd->base.speed = SPEED_5000; break; case IXGBE_LINK_SPEED_2_5GB_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_2500); + cmd->base.speed = SPEED_2500; break; case IXGBE_LINK_SPEED_1GB_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_1000); + cmd->base.speed = SPEED_1000; break; case IXGBE_LINK_SPEED_100_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_100); + cmd->base.speed = SPEED_100; break; case IXGBE_LINK_SPEED_10_FULL: - ethtool_cmd_speed_set(ecmd, SPEED_10); + cmd->base.speed = SPEED_10; break; default: break; } - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; } + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); + return 0; } -static int ixgbe_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int ixgbe_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 advertised, old; s32 err = 0; + u32 supported, advertising; + + ethtool_convert_link_mode_to_legacy_u32(&supported, + cmd->link_modes.supported); + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); if ((hw->phy.media_type == ixgbe_media_type_copper) || (hw->phy.multispeed_fiber)) { @@ -388,12 +401,12 @@ static int ixgbe_set_settings(struct net_device *netdev, * this function does not support duplex forcing, but can * limit the advertising of the adapter to the specified speed */ - if (ecmd->advertising & ~ecmd->supported) + if (advertising & ~supported) return -EINVAL; /* only allow one speed at a time if no autoneg */ - if (!ecmd->autoneg && hw->phy.multispeed_fiber) { - if (ecmd->advertising == + if (!cmd->base.autoneg && hw->phy.multispeed_fiber) { + if (advertising == (ADVERTISED_10000baseT_Full | ADVERTISED_1000baseT_Full)) return -EINVAL; @@ -401,16 +414,16 @@ static int ixgbe_set_settings(struct net_device *netdev, old = hw->phy.autoneg_advertised; advertised = 0; - if (ecmd->advertising & ADVERTISED_10000baseT_Full) + if (advertising & ADVERTISED_10000baseT_Full) advertised |= IXGBE_LINK_SPEED_10GB_FULL; - if (ecmd->advertising & ADVERTISED_1000baseT_Full) + if (advertising & ADVERTISED_1000baseT_Full) advertised |= IXGBE_LINK_SPEED_1GB_FULL; - if (ecmd->advertising & ADVERTISED_100baseT_Full) + if (advertising & ADVERTISED_100baseT_Full) advertised |= IXGBE_LINK_SPEED_100_FULL; - if (ecmd->advertising & ADVERTISED_10baseT_Full) + if (advertising & ADVERTISED_10baseT_Full) advertised |= IXGBE_LINK_SPEED_10_FULL; if (old == advertised) @@ -428,10 +441,11 @@ static int ixgbe_set_settings(struct net_device *netdev, clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); } else { /* in this case we currently only support 10Gb/FULL */ - u32 speed = ethtool_cmd_speed(ecmd); - if ((ecmd->autoneg == AUTONEG_ENABLE) || - (ecmd->advertising != ADVERTISED_10000baseT_Full) || - (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)) + u32 speed = cmd->base.speed; + + if ((cmd->base.autoneg == AUTONEG_ENABLE) || + (advertising != ADVERTISED_10000baseT_Full) || + (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL)) return -EINVAL; } @@ -3402,8 +3416,6 @@ static int ixgbe_set_priv_flags(struct net_device *netdev, u32 priv_flags) } static const struct ethtool_ops ixgbe_ethtool_ops = { - .get_settings = ixgbe_get_settings, - .set_settings = ixgbe_set_settings, .get_drvinfo = ixgbe_get_drvinfo, .get_regs_len = ixgbe_get_regs_len, .get_regs = ixgbe_get_regs, @@ -3442,6 +3454,8 @@ static const struct ethtool_ops ixgbe_ethtool_ops = { .get_ts_info = ixgbe_get_ts_info, .get_module_info = ixgbe_get_module_info, .get_module_eeprom = ixgbe_get_module_eeprom, + .get_link_ksettings = ixgbe_get_link_ksettings, + .set_link_ksettings = ixgbe_set_link_ksettings, }; void ixgbe_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index a7a430a7be2c..852a2e7e25ed 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -2122,7 +2122,7 @@ static struct sk_buff *ixgbe_build_skb(struct ixgbe_ring *rx_ring, prefetch(va + L1_CACHE_BYTES); #endif - /* build an skb to around the page buffer */ + /* build an skb around the page buffer */ skb = build_skb(va - IXGBE_SKB_PAD, truesize); if (unlikely(!skb)) return NULL; @@ -8948,7 +8948,9 @@ static int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return ixgbe_setup_tc(dev, tc->tc); + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return ixgbe_setup_tc(dev, tc->mqprio->num_tc); } #ifdef CONFIG_PCI_IOV diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig index d2555e8b947e..da6fb825afea 100644 --- a/drivers/net/ethernet/marvell/Kconfig +++ b/drivers/net/ethernet/marvell/Kconfig @@ -82,13 +82,13 @@ config MVNETA_BM that all dependencies are met. config MVPP2 - tristate "Marvell Armada 375 network interface support" + tristate "Marvell Armada 375/7K/8K network interface support" depends on ARCH_MVEBU || COMPILE_TEST depends on HAS_DMA select MVMDIO ---help--- This driver supports the network interface units in the - Marvell ARMADA 375 SoC. + Marvell ARMADA 375, 7K and 8K SoCs. config PXA168_ETH tristate "Marvell pxa168 ethernet support" diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index a0d1b084ecec..90a60b98c28e 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -53,7 +53,7 @@ struct orion_mdio_dev { struct mutex lock; void __iomem *regs; - struct clk *clk; + struct clk *clk[3]; /* * If we have access to the error interrupt pin (which is * somewhat misnamed as it not only reflects internal errors @@ -187,7 +187,7 @@ static int orion_mdio_probe(struct platform_device *pdev) struct resource *r; struct mii_bus *bus; struct orion_mdio_dev *dev; - int ret; + int i, ret; r = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!r) { @@ -216,11 +216,20 @@ static int orion_mdio_probe(struct platform_device *pdev) init_waitqueue_head(&dev->smi_busy_wait); - dev->clk = devm_clk_get(&pdev->dev, NULL); - if (!IS_ERR(dev->clk)) - clk_prepare_enable(dev->clk); + for (i = 0; i < ARRAY_SIZE(dev->clk); i++) { + dev->clk[i] = of_clk_get(pdev->dev.of_node, i); + if (IS_ERR(dev->clk[i])) + break; + clk_prepare_enable(dev->clk[i]); + } dev->err_interrupt = platform_get_irq(pdev, 0); + if (dev->err_interrupt > 0 && + resource_size(r) < MVMDIO_ERR_INT_MASK + 4) { + dev_err(&pdev->dev, + "disabling interrupt, resource size is too small\n"); + dev->err_interrupt = 0; + } if (dev->err_interrupt > 0) { ret = devm_request_irq(&pdev->dev, dev->err_interrupt, orion_mdio_err_irq, @@ -251,8 +260,16 @@ static int orion_mdio_probe(struct platform_device *pdev) return 0; out_mdio: - if (!IS_ERR(dev->clk)) - clk_disable_unprepare(dev->clk); + if (dev->err_interrupt > 0) + writel(0, dev->regs + MVMDIO_ERR_INT_MASK); + + for (i = 0; i < ARRAY_SIZE(dev->clk); i++) { + if (IS_ERR(dev->clk[i])) + break; + clk_disable_unprepare(dev->clk[i]); + clk_put(dev->clk[i]); + } + return ret; } @@ -260,11 +277,18 @@ static int orion_mdio_remove(struct platform_device *pdev) { struct mii_bus *bus = platform_get_drvdata(pdev); struct orion_mdio_dev *dev = bus->priv; + int i; - writel(0, dev->regs + MVMDIO_ERR_INT_MASK); + if (dev->err_interrupt > 0) + writel(0, dev->regs + MVMDIO_ERR_INT_MASK); mdiobus_unregister(bus); - if (!IS_ERR(dev->clk)) - clk_disable_unprepare(dev->clk); + + for (i = 0; i < ARRAY_SIZE(dev->clk); i++) { + if (IS_ERR(dev->clk[i])) + break; + clk_disable_unprepare(dev->clk[i]); + clk_put(dev->clk[i]); + } return 0; } diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 61dd4462411c..34a3686d2ce6 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -431,6 +431,7 @@ struct mvneta_port { /* Flags for special SoC configurations */ bool neta_armada3700; u16 rx_offset_correction; + const struct mbus_dram_target_info *dram_target_info; }; /* The mvneta_tx_desc and mvneta_rx_desc structures describe the @@ -4098,6 +4099,8 @@ static int mvneta_port_power_up(struct mvneta_port *pp, int phy_mode) break; case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: ctrl |= MVNETA_GMAC2_PORT_RGMII; break; default: @@ -4118,7 +4121,6 @@ static int mvneta_port_power_up(struct mvneta_port *pp, int phy_mode) /* Device initialization routine */ static int mvneta_probe(struct platform_device *pdev) { - const struct mbus_dram_target_info *dram_target_info; struct resource *res; struct device_node *dn = pdev->dev.of_node; struct device_node *phy_node; @@ -4267,13 +4269,13 @@ static int mvneta_probe(struct platform_device *pdev) pp->tx_csum_limit = tx_csum_limit; - dram_target_info = mv_mbus_dram_info(); + pp->dram_target_info = mv_mbus_dram_info(); /* Armada3700 requires setting default configuration of Mbus * windows, however without using filled mbus_dram_target_info * structure. */ - if (dram_target_info || pp->neta_armada3700) - mvneta_conf_mbus_windows(pp, dram_target_info); + if (pp->dram_target_info || pp->neta_armada3700) + mvneta_conf_mbus_windows(pp, pp->dram_target_info); pp->tx_ring_size = MVNETA_MAX_TXD; pp->rx_ring_size = MVNETA_MAX_RXD; @@ -4405,6 +4407,61 @@ static int mvneta_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP +static int mvneta_suspend(struct device *device) +{ + struct net_device *dev = dev_get_drvdata(device); + struct mvneta_port *pp = netdev_priv(dev); + + if (netif_running(dev)) + mvneta_stop(dev); + netif_device_detach(dev); + clk_disable_unprepare(pp->clk_bus); + clk_disable_unprepare(pp->clk); + return 0; +} + +static int mvneta_resume(struct device *device) +{ + struct platform_device *pdev = to_platform_device(device); + struct net_device *dev = dev_get_drvdata(device); + struct mvneta_port *pp = netdev_priv(dev); + int err; + + clk_prepare_enable(pp->clk); + if (!IS_ERR(pp->clk_bus)) + clk_prepare_enable(pp->clk_bus); + if (pp->dram_target_info || pp->neta_armada3700) + mvneta_conf_mbus_windows(pp, pp->dram_target_info); + if (pp->bm_priv) { + err = mvneta_bm_port_init(pdev, pp); + if (err < 0) { + dev_info(&pdev->dev, "use SW buffer management\n"); + pp->bm_priv = NULL; + } + } + mvneta_defaults_set(pp); + err = mvneta_port_power_up(pp, pp->phy_interface); + if (err < 0) { + dev_err(device, "can't power up port\n"); + return err; + } + + if (pp->use_inband_status) + mvneta_fixed_link_update(pp, dev->phydev); + + netif_device_attach(dev); + if (netif_running(dev)) { + mvneta_open(dev); + mvneta_set_rx_mode(dev); + } + + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(mvneta_pm_ops, mvneta_suspend, mvneta_resume); + static const struct of_device_id mvneta_match[] = { { .compatible = "marvell,armada-370-neta" }, { .compatible = "marvell,armada-xp-neta" }, @@ -4419,6 +4476,7 @@ static struct platform_driver mvneta_driver = { .driver = { .name = MVNETA_DRIVER_NAME, .of_match_table = mvneta_match, + .pm = &mvneta_pm_ops, }, }; diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index d00421b9ffea..af5bfa13d976 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -25,6 +25,7 @@ #include <linux/of_mdio.h> #include <linux/of_net.h> #include <linux/of_address.h> +#include <linux/of_device.h> #include <linux/phy.h> #include <linux/clk.h> #include <linux/hrtimer.h> @@ -49,9 +50,11 @@ #define MVPP2_SNOOP_PKT_SIZE_MASK 0x1ff #define MVPP2_SNOOP_BUF_HDR_MASK BIT(9) #define MVPP2_RXQ_POOL_SHORT_OFFS 20 -#define MVPP2_RXQ_POOL_SHORT_MASK 0x700000 +#define MVPP21_RXQ_POOL_SHORT_MASK 0x700000 +#define MVPP22_RXQ_POOL_SHORT_MASK 0xf00000 #define MVPP2_RXQ_POOL_LONG_OFFS 24 -#define MVPP2_RXQ_POOL_LONG_MASK 0x7000000 +#define MVPP21_RXQ_POOL_LONG_MASK 0x7000000 +#define MVPP22_RXQ_POOL_LONG_MASK 0xf000000 #define MVPP2_RXQ_PACKET_OFFSET_OFFS 28 #define MVPP2_RXQ_PACKET_OFFSET_MASK 0x70000000 #define MVPP2_RXQ_DISABLE_MASK BIT(31) @@ -99,6 +102,7 @@ /* Descriptor Manager Top Registers */ #define MVPP2_RXQ_NUM_REG 0x2040 #define MVPP2_RXQ_DESC_ADDR_REG 0x2044 +#define MVPP22_DESC_ADDR_OFFS 8 #define MVPP2_RXQ_DESC_SIZE_REG 0x2048 #define MVPP2_RXQ_DESC_SIZE_MASK 0x3ff0 #define MVPP2_RXQ_STATUS_UPDATE_REG(rxq) (0x3000 + 4 * (rxq)) @@ -117,9 +121,6 @@ #define MVPP2_TXQ_DESC_SIZE_REG 0x2088 #define MVPP2_TXQ_DESC_SIZE_MASK 0x3ff0 #define MVPP2_AGGR_TXQ_UPDATE_REG 0x2090 -#define MVPP2_TXQ_THRESH_REG 0x2094 -#define MVPP2_TRANSMITTED_THRESH_OFFSET 16 -#define MVPP2_TRANSMITTED_THRESH_MASK 0x3fff0000 #define MVPP2_TXQ_INDEX_REG 0x2098 #define MVPP2_TXQ_PREF_BUF_REG 0x209c #define MVPP2_PREF_BUF_PTR(desc) ((desc) & 0xfff) @@ -140,6 +141,7 @@ #define MVPP2_TXQ_RSVD_CLR_REG 0x20b8 #define MVPP2_TXQ_RSVD_CLR_OFFSET 16 #define MVPP2_AGGR_TXQ_DESC_ADDR_REG(cpu) (0x2100 + 4 * (cpu)) +#define MVPP22_AGGR_TXQ_DESC_ADDR_OFFS 8 #define MVPP2_AGGR_TXQ_DESC_SIZE_REG(cpu) (0x2140 + 4 * (cpu)) #define MVPP2_AGGR_TXQ_DESC_SIZE_MASK 0x3ff0 #define MVPP2_AGGR_TXQ_STATUS_REG(cpu) (0x2180 + 4 * (cpu)) @@ -152,10 +154,52 @@ #define MVPP2_WIN_REMAP(w) (0x4040 + ((w) << 2)) #define MVPP2_BASE_ADDR_ENABLE 0x4060 +/* AXI Bridge Registers */ +#define MVPP22_AXI_BM_WR_ATTR_REG 0x4100 +#define MVPP22_AXI_BM_RD_ATTR_REG 0x4104 +#define MVPP22_AXI_AGGRQ_DESCR_RD_ATTR_REG 0x4110 +#define MVPP22_AXI_TXQ_DESCR_WR_ATTR_REG 0x4114 +#define MVPP22_AXI_TXQ_DESCR_RD_ATTR_REG 0x4118 +#define MVPP22_AXI_RXQ_DESCR_WR_ATTR_REG 0x411c +#define MVPP22_AXI_RX_DATA_WR_ATTR_REG 0x4120 +#define MVPP22_AXI_TX_DATA_RD_ATTR_REG 0x4130 +#define MVPP22_AXI_RD_NORMAL_CODE_REG 0x4150 +#define MVPP22_AXI_RD_SNOOP_CODE_REG 0x4154 +#define MVPP22_AXI_WR_NORMAL_CODE_REG 0x4160 +#define MVPP22_AXI_WR_SNOOP_CODE_REG 0x4164 + +/* Values for AXI Bridge registers */ +#define MVPP22_AXI_ATTR_CACHE_OFFS 0 +#define MVPP22_AXI_ATTR_DOMAIN_OFFS 12 + +#define MVPP22_AXI_CODE_CACHE_OFFS 0 +#define MVPP22_AXI_CODE_DOMAIN_OFFS 4 + +#define MVPP22_AXI_CODE_CACHE_NON_CACHE 0x3 +#define MVPP22_AXI_CODE_CACHE_WR_CACHE 0x7 +#define MVPP22_AXI_CODE_CACHE_RD_CACHE 0xb + +#define MVPP22_AXI_CODE_DOMAIN_OUTER_DOM 2 +#define MVPP22_AXI_CODE_DOMAIN_SYSTEM 3 + /* Interrupt Cause and Mask registers */ #define MVPP2_ISR_RX_THRESHOLD_REG(rxq) (0x5200 + 4 * (rxq)) #define MVPP2_MAX_ISR_RX_THRESHOLD 0xfffff0 -#define MVPP2_ISR_RXQ_GROUP_REG(rxq) (0x5400 + 4 * (rxq)) +#define MVPP21_ISR_RXQ_GROUP_REG(rxq) (0x5400 + 4 * (rxq)) + +#define MVPP22_ISR_RXQ_GROUP_INDEX_REG 0x5400 +#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf +#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380 +#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_OFFSET 7 + +#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf +#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380 + +#define MVPP22_ISR_RXQ_SUB_GROUP_CONFIG_REG 0x5404 +#define MVPP22_ISR_RXQ_SUB_GROUP_STARTQ_MASK 0x1f +#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_MASK 0xf00 +#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_OFFSET 8 + #define MVPP2_ISR_ENABLE_REG(port) (0x5420 + 4 * (port)) #define MVPP2_ISR_ENABLE_INTERRUPT(mask) ((mask) & 0xffff) #define MVPP2_ISR_DISABLE_INTERRUPT(mask) (((mask) << 16) & 0xffff0000) @@ -210,14 +254,19 @@ #define MVPP2_BM_PHY_ALLOC_REG(pool) (0x6400 + ((pool) * 4)) #define MVPP2_BM_PHY_ALLOC_GRNTD_MASK BIT(0) #define MVPP2_BM_VIRT_ALLOC_REG 0x6440 +#define MVPP22_BM_ADDR_HIGH_ALLOC 0x6444 +#define MVPP22_BM_ADDR_HIGH_PHYS_MASK 0xff +#define MVPP22_BM_ADDR_HIGH_VIRT_MASK 0xff00 +#define MVPP22_BM_ADDR_HIGH_VIRT_SHIFT 8 #define MVPP2_BM_PHY_RLS_REG(pool) (0x6480 + ((pool) * 4)) #define MVPP2_BM_PHY_RLS_MC_BUFF_MASK BIT(0) #define MVPP2_BM_PHY_RLS_PRIO_EN_MASK BIT(1) #define MVPP2_BM_PHY_RLS_GRNTD_MASK BIT(2) #define MVPP2_BM_VIRT_RLS_REG 0x64c0 -#define MVPP2_BM_MC_RLS_REG 0x64c4 -#define MVPP2_BM_MC_ID_MASK 0xfff -#define MVPP2_BM_FORCE_RELEASE_MASK BIT(12) +#define MVPP22_BM_ADDR_HIGH_RLS_REG 0x64c4 +#define MVPP22_BM_ADDR_HIGH_PHYS_RLS_MASK 0xff +#define MVPP22_BM_ADDR_HIGH_VIRT_RLS_MASK 0xff00 +#define MVPP22_BM_ADDR_HIGH_VIRT_RLS_SHIFT 8 /* TX Scheduler registers */ #define MVPP2_TXP_SCHED_PORT_INDEX_REG 0x8000 @@ -287,6 +336,24 @@ #define MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK 0x1fc0 #define MVPP2_GMAC_TX_FIFO_MIN_TH_MASK(v) (((v) << 6) & \ MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK) +#define MVPP22_GMAC_CTRL_4_REG 0x90 +#define MVPP22_CTRL4_EXT_PIN_GMII_SEL BIT(0) +#define MVPP22_CTRL4_DP_CLK_SEL BIT(5) +#define MVPP22_CTRL4_SYNC_BYPASS BIT(6) +#define MVPP22_CTRL4_QSGMII_BYPASS_ACTIVE BIT(7) + +/* Per-port XGMAC registers. PPv2.2 only, only for GOP port 0, + * relative to port->base. + */ +#define MVPP22_XLG_CTRL3_REG 0x11c +#define MVPP22_XLG_CTRL3_MACMODESELECT_MASK (7 << 13) +#define MVPP22_XLG_CTRL3_MACMODESELECT_GMAC (0 << 13) + +/* SMI registers. PPv2.2 only, relative to priv->iface_base. */ +#define MVPP22_SMI_MISC_CFG_REG 0x1204 +#define MVPP22_SMI_POLLING_EN BIT(10) + +#define MVPP22_GMAC_BASE(port) (0x7000 + (port) * 0x1000 + 0xe00) #define MVPP2_CAUSE_TXQ_SENT_DESC_ALL_MASK 0xff @@ -335,15 +402,9 @@ /* Maximum number of TXQs used by single port */ #define MVPP2_MAX_TXQ 8 -/* Maximum number of RXQs used by single port */ -#define MVPP2_MAX_RXQ 8 - /* Dfault number of RXQs in use */ #define MVPP2_DEFAULT_RXQ 4 -/* Total number of RXQs available to all ports */ -#define MVPP2_RXQ_TOTAL_NUM (MVPP2_MAX_PORTS * MVPP2_MAX_RXQ) - /* Max number of Rx descriptors */ #define MVPP2_MAX_RXD 128 @@ -615,6 +676,11 @@ enum mvpp2_prs_l3_cast { */ #define MVPP2_BM_SHORT_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(512) +#define MVPP21_ADDR_SPACE_SZ 0 +#define MVPP22_ADDR_SPACE_SZ SZ_64K + +#define MVPP2_MAX_CPUS 4 + enum mvpp2_bm_type { MVPP2_BM_FREE, MVPP2_BM_SWF_LONG, @@ -626,12 +692,19 @@ enum mvpp2_bm_type { /* Shared Packet Processor resources */ struct mvpp2 { /* Shared registers' base addresses */ - void __iomem *base; void __iomem *lms_base; + void __iomem *iface_base; + + /* On PPv2.2, each CPU can access the base register through a + * separate address space, each 64 KB apart from each + * other. + */ + void __iomem *cpu_base[MVPP2_MAX_CPUS]; /* Common clocks */ struct clk *pp_clk; struct clk *gop_clk; + struct clk *mg_clk; /* List of pointers to port structures */ struct mvpp2_port **port_list; @@ -649,6 +722,12 @@ struct mvpp2 { /* Tclk value */ u32 tclk; + + /* HW version */ + enum { MVPP21, MVPP22 } hw_version; + + /* Maximum number of RXQs per port */ + unsigned int max_port_rxqs; }; struct mvpp2_pcpu_stats { @@ -670,6 +749,11 @@ struct mvpp2_port_pcpu { struct mvpp2_port { u8 id; + /* Index of the port from the "group of ports" complex point + * of view + */ + int gop_id; + int irq; struct mvpp2 *priv; @@ -741,22 +825,24 @@ struct mvpp2_port { #define MVPP2_RXD_L3_IP6 BIT(30) #define MVPP2_RXD_BUF_HDR BIT(31) -struct mvpp2_tx_desc { +/* HW TX descriptor for PPv2.1 */ +struct mvpp21_tx_desc { u32 command; /* Options used by HW for packet transmitting.*/ u8 packet_offset; /* the offset from the buffer beginning */ u8 phys_txq; /* destination queue ID */ u16 data_size; /* data size of transmitted packet in bytes */ - u32 buf_phys_addr; /* physical addr of transmitted buffer */ + u32 buf_dma_addr; /* physical addr of transmitted buffer */ u32 buf_cookie; /* cookie for access to TX buffer in tx path */ u32 reserved1[3]; /* hw_cmd (for future use, BM, PON, PNC) */ u32 reserved2; /* reserved (for future use) */ }; -struct mvpp2_rx_desc { +/* HW RX descriptor for PPv2.1 */ +struct mvpp21_rx_desc { u32 status; /* info about received packet */ u16 reserved1; /* parser_info (for future use, PnC) */ u16 data_size; /* size of received packet in bytes */ - u32 buf_phys_addr; /* physical address of the buffer */ + u32 buf_dma_addr; /* physical address of the buffer */ u32 buf_cookie; /* cookie for access to RX buffer in rx path */ u16 reserved2; /* gem_port_id (for future use, PON) */ u16 reserved3; /* csum_l4 (for future use, PnC) */ @@ -767,12 +853,51 @@ struct mvpp2_rx_desc { u32 reserved8; }; +/* HW TX descriptor for PPv2.2 */ +struct mvpp22_tx_desc { + u32 command; + u8 packet_offset; + u8 phys_txq; + u16 data_size; + u64 reserved1; + u64 buf_dma_addr_ptp; + u64 buf_cookie_misc; +}; + +/* HW RX descriptor for PPv2.2 */ +struct mvpp22_rx_desc { + u32 status; + u16 reserved1; + u16 data_size; + u32 reserved2; + u32 reserved3; + u64 buf_dma_addr_key_hash; + u64 buf_cookie_misc; +}; + +/* Opaque type used by the driver to manipulate the HW TX and RX + * descriptors + */ +struct mvpp2_tx_desc { + union { + struct mvpp21_tx_desc pp21; + struct mvpp22_tx_desc pp22; + }; +}; + +struct mvpp2_rx_desc { + union { + struct mvpp21_rx_desc pp21; + struct mvpp22_rx_desc pp22; + }; +}; + struct mvpp2_txq_pcpu_buf { /* Transmitted SKB */ struct sk_buff *skb; /* Physical address of transmitted buffer */ - dma_addr_t phys; + dma_addr_t dma; /* Size transmitted */ size_t size; @@ -825,7 +950,7 @@ struct mvpp2_tx_queue { struct mvpp2_tx_desc *descs; /* DMA address of the Tx DMA descriptors array */ - dma_addr_t descs_phys; + dma_addr_t descs_dma; /* Index of the last Tx DMA descriptor */ int last_desc; @@ -848,7 +973,7 @@ struct mvpp2_rx_queue { struct mvpp2_rx_desc *descs; /* DMA address of the RX DMA descriptors array */ - dma_addr_t descs_phys; + dma_addr_t descs_dma; /* Index of the last RX DMA descriptor */ int last_desc; @@ -912,6 +1037,8 @@ struct mvpp2_bm_pool { /* Buffer Pointers Pool External (BPPE) size */ int size; + /* BPPE size in bytes */ + int size_bytes; /* Number of buffers for this pool */ int buf_num; /* Pool buffer size */ @@ -922,29 +1049,13 @@ struct mvpp2_bm_pool { /* BPPE virtual base address */ u32 *virt_addr; - /* BPPE physical base address */ - dma_addr_t phys_addr; + /* BPPE DMA base address */ + dma_addr_t dma_addr; /* Ports using BM pool */ u32 port_map; }; -struct mvpp2_buff_hdr { - u32 next_buff_phys_addr; - u32 next_buff_virt_addr; - u16 byte_count; - u16 info; - u8 reserved1; /* bm_qset (for future use, BM) */ -}; - -/* Buffer header info bits */ -#define MVPP2_B_HDR_INFO_MC_ID_MASK 0xfff -#define MVPP2_B_HDR_INFO_MC_ID(info) ((info) & MVPP2_B_HDR_INFO_MC_ID_MASK) -#define MVPP2_B_HDR_INFO_LAST_OFFS 12 -#define MVPP2_B_HDR_INFO_LAST_MASK BIT(12) -#define MVPP2_B_HDR_INFO_IS_LAST(info) \ - ((info & MVPP2_B_HDR_INFO_LAST_MASK) >> MVPP2_B_HDR_INFO_LAST_OFFS) - /* Static declaractions */ /* Number of RXQs used by single port */ @@ -959,12 +1070,177 @@ static int txq_number = MVPP2_MAX_TXQ; static void mvpp2_write(struct mvpp2 *priv, u32 offset, u32 data) { - writel(data, priv->base + offset); + writel(data, priv->cpu_base[0] + offset); } static u32 mvpp2_read(struct mvpp2 *priv, u32 offset) { - return readl(priv->base + offset); + return readl(priv->cpu_base[0] + offset); +} + +/* These accessors should be used to access: + * + * - per-CPU registers, where each CPU has its own copy of the + * register. + * + * MVPP2_BM_VIRT_ALLOC_REG + * MVPP2_BM_ADDR_HIGH_ALLOC + * MVPP22_BM_ADDR_HIGH_RLS_REG + * MVPP2_BM_VIRT_RLS_REG + * MVPP2_ISR_RX_TX_CAUSE_REG + * MVPP2_ISR_RX_TX_MASK_REG + * MVPP2_TXQ_NUM_REG + * MVPP2_AGGR_TXQ_UPDATE_REG + * MVPP2_TXQ_RSVD_REQ_REG + * MVPP2_TXQ_RSVD_RSLT_REG + * MVPP2_TXQ_SENT_REG + * MVPP2_RXQ_NUM_REG + * + * - global registers that must be accessed through a specific CPU + * window, because they are related to an access to a per-CPU + * register + * + * MVPP2_BM_PHY_ALLOC_REG (related to MVPP2_BM_VIRT_ALLOC_REG) + * MVPP2_BM_PHY_RLS_REG (related to MVPP2_BM_VIRT_RLS_REG) + * MVPP2_RXQ_THRESH_REG (related to MVPP2_RXQ_NUM_REG) + * MVPP2_RXQ_DESC_ADDR_REG (related to MVPP2_RXQ_NUM_REG) + * MVPP2_RXQ_DESC_SIZE_REG (related to MVPP2_RXQ_NUM_REG) + * MVPP2_RXQ_INDEX_REG (related to MVPP2_RXQ_NUM_REG) + * MVPP2_TXQ_PENDING_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_DESC_ADDR_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_DESC_SIZE_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_INDEX_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_PENDING_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_PREF_BUF_REG (related to MVPP2_TXQ_NUM_REG) + * MVPP2_TXQ_PREF_BUF_REG (related to MVPP2_TXQ_NUM_REG) + */ +static void mvpp2_percpu_write(struct mvpp2 *priv, int cpu, + u32 offset, u32 data) +{ + writel(data, priv->cpu_base[cpu] + offset); +} + +static u32 mvpp2_percpu_read(struct mvpp2 *priv, int cpu, + u32 offset) +{ + return readl(priv->cpu_base[cpu] + offset); +} + +static dma_addr_t mvpp2_txdesc_dma_addr_get(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc) +{ + if (port->priv->hw_version == MVPP21) + return tx_desc->pp21.buf_dma_addr; + else + return tx_desc->pp22.buf_dma_addr_ptp & GENMASK_ULL(40, 0); +} + +static void mvpp2_txdesc_dma_addr_set(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc, + dma_addr_t dma_addr) +{ + if (port->priv->hw_version == MVPP21) { + tx_desc->pp21.buf_dma_addr = dma_addr; + } else { + u64 val = (u64)dma_addr; + + tx_desc->pp22.buf_dma_addr_ptp &= ~GENMASK_ULL(40, 0); + tx_desc->pp22.buf_dma_addr_ptp |= val; + } +} + +static size_t mvpp2_txdesc_size_get(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc) +{ + if (port->priv->hw_version == MVPP21) + return tx_desc->pp21.data_size; + else + return tx_desc->pp22.data_size; +} + +static void mvpp2_txdesc_size_set(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc, + size_t size) +{ + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.data_size = size; + else + tx_desc->pp22.data_size = size; +} + +static void mvpp2_txdesc_txq_set(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc, + unsigned int txq) +{ + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.phys_txq = txq; + else + tx_desc->pp22.phys_txq = txq; +} + +static void mvpp2_txdesc_cmd_set(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc, + unsigned int command) +{ + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.command = command; + else + tx_desc->pp22.command = command; +} + +static void mvpp2_txdesc_offset_set(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc, + unsigned int offset) +{ + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.packet_offset = offset; + else + tx_desc->pp22.packet_offset = offset; +} + +static unsigned int mvpp2_txdesc_offset_get(struct mvpp2_port *port, + struct mvpp2_tx_desc *tx_desc) +{ + if (port->priv->hw_version == MVPP21) + return tx_desc->pp21.packet_offset; + else + return tx_desc->pp22.packet_offset; +} + +static dma_addr_t mvpp2_rxdesc_dma_addr_get(struct mvpp2_port *port, + struct mvpp2_rx_desc *rx_desc) +{ + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.buf_dma_addr; + else + return rx_desc->pp22.buf_dma_addr_key_hash & GENMASK_ULL(40, 0); +} + +static unsigned long mvpp2_rxdesc_cookie_get(struct mvpp2_port *port, + struct mvpp2_rx_desc *rx_desc) +{ + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.buf_cookie; + else + return rx_desc->pp22.buf_cookie_misc & GENMASK_ULL(40, 0); +} + +static size_t mvpp2_rxdesc_size_get(struct mvpp2_port *port, + struct mvpp2_rx_desc *rx_desc) +{ + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.data_size; + else + return rx_desc->pp22.data_size; +} + +static u32 mvpp2_rxdesc_status_get(struct mvpp2_port *port, + struct mvpp2_rx_desc *rx_desc) +{ + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.status; + else + return rx_desc->pp22.status; } static void mvpp2_txq_inc_get(struct mvpp2_txq_pcpu *txq_pcpu) @@ -974,15 +1250,17 @@ static void mvpp2_txq_inc_get(struct mvpp2_txq_pcpu *txq_pcpu) txq_pcpu->txq_get_index = 0; } -static void mvpp2_txq_inc_put(struct mvpp2_txq_pcpu *txq_pcpu, +static void mvpp2_txq_inc_put(struct mvpp2_port *port, + struct mvpp2_txq_pcpu *txq_pcpu, struct sk_buff *skb, struct mvpp2_tx_desc *tx_desc) { struct mvpp2_txq_pcpu_buf *tx_buf = txq_pcpu->buffs + txq_pcpu->txq_put_index; tx_buf->skb = skb; - tx_buf->size = tx_desc->data_size; - tx_buf->phys = tx_desc->buf_phys_addr + tx_desc->packet_offset; + tx_buf->size = mvpp2_txdesc_size_get(port, tx_desc); + tx_buf->dma = mvpp2_txdesc_dma_addr_get(port, tx_desc) + + mvpp2_txdesc_offset_get(port, tx_desc); txq_pcpu->txq_put_index++; if (txq_pcpu->txq_put_index == txq_pcpu->size) txq_pcpu->txq_put_index = 0; @@ -3378,27 +3656,39 @@ static int mvpp2_bm_pool_create(struct platform_device *pdev, struct mvpp2 *priv, struct mvpp2_bm_pool *bm_pool, int size) { - int size_bytes; u32 val; - size_bytes = sizeof(u32) * size; - bm_pool->virt_addr = dma_alloc_coherent(&pdev->dev, size_bytes, - &bm_pool->phys_addr, + /* Number of buffer pointers must be a multiple of 16, as per + * hardware constraints + */ + if (!IS_ALIGNED(size, 16)) + return -EINVAL; + + /* PPv2.1 needs 8 bytes per buffer pointer, PPv2.2 needs 16 + * bytes per buffer pointer + */ + if (priv->hw_version == MVPP21) + bm_pool->size_bytes = 2 * sizeof(u32) * size; + else + bm_pool->size_bytes = 2 * sizeof(u64) * size; + + bm_pool->virt_addr = dma_alloc_coherent(&pdev->dev, bm_pool->size_bytes, + &bm_pool->dma_addr, GFP_KERNEL); if (!bm_pool->virt_addr) return -ENOMEM; if (!IS_ALIGNED((unsigned long)bm_pool->virt_addr, MVPP2_BM_POOL_PTR_ALIGN)) { - dma_free_coherent(&pdev->dev, size_bytes, bm_pool->virt_addr, - bm_pool->phys_addr); + dma_free_coherent(&pdev->dev, bm_pool->size_bytes, + bm_pool->virt_addr, bm_pool->dma_addr); dev_err(&pdev->dev, "BM pool %d is not %d bytes aligned\n", bm_pool->id, MVPP2_BM_POOL_PTR_ALIGN); return -ENOMEM; } mvpp2_write(priv, MVPP2_BM_POOL_BASE_REG(bm_pool->id), - bm_pool->phys_addr); + lower_32_bits(bm_pool->dma_addr)); mvpp2_write(priv, MVPP2_BM_POOL_SIZE_REG(bm_pool->id), size); val = mvpp2_read(priv, MVPP2_BM_POOL_CTRL_REG(bm_pool->id)); @@ -3426,6 +3716,34 @@ static void mvpp2_bm_pool_bufsize_set(struct mvpp2 *priv, mvpp2_write(priv, MVPP2_POOL_BUF_SIZE_REG(bm_pool->id), val); } +static void mvpp2_bm_bufs_get_addrs(struct device *dev, struct mvpp2 *priv, + struct mvpp2_bm_pool *bm_pool, + dma_addr_t *dma_addr, + phys_addr_t *phys_addr) +{ + int cpu = smp_processor_id(); + + *dma_addr = mvpp2_percpu_read(priv, cpu, + MVPP2_BM_PHY_ALLOC_REG(bm_pool->id)); + *phys_addr = mvpp2_percpu_read(priv, cpu, MVPP2_BM_VIRT_ALLOC_REG); + + if (priv->hw_version == MVPP22) { + u32 val; + u32 dma_addr_highbits, phys_addr_highbits; + + val = mvpp2_percpu_read(priv, cpu, MVPP22_BM_ADDR_HIGH_ALLOC); + dma_addr_highbits = (val & MVPP22_BM_ADDR_HIGH_PHYS_MASK); + phys_addr_highbits = (val & MVPP22_BM_ADDR_HIGH_VIRT_MASK) >> + MVPP22_BM_ADDR_HIGH_VIRT_SHIFT; + + if (sizeof(dma_addr_t) == 8) + *dma_addr |= (u64)dma_addr_highbits << 32; + + if (sizeof(phys_addr_t) == 8) + *phys_addr |= (u64)phys_addr_highbits << 32; + } +} + /* Free all buffers from the pool */ static void mvpp2_bm_bufs_free(struct device *dev, struct mvpp2 *priv, struct mvpp2_bm_pool *bm_pool) @@ -3433,21 +3751,21 @@ static void mvpp2_bm_bufs_free(struct device *dev, struct mvpp2 *priv, int i; for (i = 0; i < bm_pool->buf_num; i++) { - dma_addr_t buf_phys_addr; - unsigned long vaddr; + dma_addr_t buf_dma_addr; + phys_addr_t buf_phys_addr; + void *data; - /* Get buffer virtual address (indirect access) */ - buf_phys_addr = mvpp2_read(priv, - MVPP2_BM_PHY_ALLOC_REG(bm_pool->id)); - vaddr = mvpp2_read(priv, MVPP2_BM_VIRT_ALLOC_REG); + mvpp2_bm_bufs_get_addrs(dev, priv, bm_pool, + &buf_dma_addr, &buf_phys_addr); - dma_unmap_single(dev, buf_phys_addr, + dma_unmap_single(dev, buf_dma_addr, bm_pool->buf_size, DMA_FROM_DEVICE); - if (!vaddr) + data = (void *)phys_to_virt(buf_phys_addr); + if (!data) break; - mvpp2_frag_free(bm_pool, (void *)vaddr); + mvpp2_frag_free(bm_pool, data); } /* Update BM driver with number of buffers removed from pool */ @@ -3471,9 +3789,9 @@ static int mvpp2_bm_pool_destroy(struct platform_device *pdev, val |= MVPP2_BM_STOP_MASK; mvpp2_write(priv, MVPP2_BM_POOL_CTRL_REG(bm_pool->id), val); - dma_free_coherent(&pdev->dev, sizeof(u32) * bm_pool->size, + dma_free_coherent(&pdev->dev, bm_pool->size_bytes, bm_pool->virt_addr, - bm_pool->phys_addr); + bm_pool->dma_addr); return 0; } @@ -3529,17 +3847,20 @@ static int mvpp2_bm_init(struct platform_device *pdev, struct mvpp2 *priv) static void mvpp2_rxq_long_pool_set(struct mvpp2_port *port, int lrxq, int long_pool) { - u32 val; + u32 val, mask; int prxq; /* Get queue physical ID */ prxq = port->rxqs[lrxq]->id; - val = mvpp2_read(port->priv, MVPP2_RXQ_CONFIG_REG(prxq)); - val &= ~MVPP2_RXQ_POOL_LONG_MASK; - val |= ((long_pool << MVPP2_RXQ_POOL_LONG_OFFS) & - MVPP2_RXQ_POOL_LONG_MASK); + if (port->priv->hw_version == MVPP21) + mask = MVPP21_RXQ_POOL_LONG_MASK; + else + mask = MVPP22_RXQ_POOL_LONG_MASK; + val = mvpp2_read(port->priv, MVPP2_RXQ_CONFIG_REG(prxq)); + val &= ~mask; + val |= (long_pool << MVPP2_RXQ_POOL_LONG_OFFS) & mask; mvpp2_write(port->priv, MVPP2_RXQ_CONFIG_REG(prxq), val); } @@ -3547,40 +3868,45 @@ static void mvpp2_rxq_long_pool_set(struct mvpp2_port *port, static void mvpp2_rxq_short_pool_set(struct mvpp2_port *port, int lrxq, int short_pool) { - u32 val; + u32 val, mask; int prxq; /* Get queue physical ID */ prxq = port->rxqs[lrxq]->id; - val = mvpp2_read(port->priv, MVPP2_RXQ_CONFIG_REG(prxq)); - val &= ~MVPP2_RXQ_POOL_SHORT_MASK; - val |= ((short_pool << MVPP2_RXQ_POOL_SHORT_OFFS) & - MVPP2_RXQ_POOL_SHORT_MASK); + if (port->priv->hw_version == MVPP21) + mask = MVPP21_RXQ_POOL_SHORT_MASK; + else + mask = MVPP22_RXQ_POOL_SHORT_MASK; + val = mvpp2_read(port->priv, MVPP2_RXQ_CONFIG_REG(prxq)); + val &= ~mask; + val |= (short_pool << MVPP2_RXQ_POOL_SHORT_OFFS) & mask; mvpp2_write(port->priv, MVPP2_RXQ_CONFIG_REG(prxq), val); } static void *mvpp2_buf_alloc(struct mvpp2_port *port, struct mvpp2_bm_pool *bm_pool, - dma_addr_t *buf_phys_addr, + dma_addr_t *buf_dma_addr, + phys_addr_t *buf_phys_addr, gfp_t gfp_mask) { - dma_addr_t phys_addr; + dma_addr_t dma_addr; void *data; data = mvpp2_frag_alloc(bm_pool); if (!data) return NULL; - phys_addr = dma_map_single(port->dev->dev.parent, data, - MVPP2_RX_BUF_SIZE(bm_pool->pkt_size), - DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(port->dev->dev.parent, phys_addr))) { + dma_addr = dma_map_single(port->dev->dev.parent, data, + MVPP2_RX_BUF_SIZE(bm_pool->pkt_size), + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(port->dev->dev.parent, dma_addr))) { mvpp2_frag_free(bm_pool, data); return NULL; } - *buf_phys_addr = phys_addr; + *buf_dma_addr = dma_addr; + *buf_phys_addr = virt_to_phys(data); return data; } @@ -3604,37 +3930,46 @@ static inline int mvpp2_bm_cookie_pool_get(unsigned long cookie) /* Release buffer to BM */ static inline void mvpp2_bm_pool_put(struct mvpp2_port *port, int pool, - dma_addr_t buf_phys_addr, - unsigned long buf_virt_addr) + dma_addr_t buf_dma_addr, + phys_addr_t buf_phys_addr) { - mvpp2_write(port->priv, MVPP2_BM_VIRT_RLS_REG, buf_virt_addr); - mvpp2_write(port->priv, MVPP2_BM_PHY_RLS_REG(pool), buf_phys_addr); -} + int cpu = smp_processor_id(); -/* Release multicast buffer */ -static void mvpp2_bm_pool_mc_put(struct mvpp2_port *port, int pool, - dma_addr_t buf_phys_addr, - unsigned long buf_virt_addr, - int mc_id) -{ - u32 val = 0; + if (port->priv->hw_version == MVPP22) { + u32 val = 0; + + if (sizeof(dma_addr_t) == 8) + val |= upper_32_bits(buf_dma_addr) & + MVPP22_BM_ADDR_HIGH_PHYS_RLS_MASK; + + if (sizeof(phys_addr_t) == 8) + val |= (upper_32_bits(buf_phys_addr) + << MVPP22_BM_ADDR_HIGH_VIRT_RLS_SHIFT) & + MVPP22_BM_ADDR_HIGH_VIRT_RLS_MASK; - val |= (mc_id & MVPP2_BM_MC_ID_MASK); - mvpp2_write(port->priv, MVPP2_BM_MC_RLS_REG, val); + mvpp2_percpu_write(port->priv, cpu, + MVPP22_BM_ADDR_HIGH_RLS_REG, val); + } - mvpp2_bm_pool_put(port, pool, - buf_phys_addr | MVPP2_BM_PHY_RLS_MC_BUFF_MASK, - buf_virt_addr); + /* MVPP2_BM_VIRT_RLS_REG is not interpreted by HW, and simply + * returned in the "cookie" field of the RX + * descriptor. Instead of storing the virtual address, we + * store the physical address + */ + mvpp2_percpu_write(port->priv, cpu, + MVPP2_BM_VIRT_RLS_REG, buf_phys_addr); + mvpp2_percpu_write(port->priv, cpu, + MVPP2_BM_PHY_RLS_REG(pool), buf_dma_addr); } /* Refill BM pool */ static void mvpp2_pool_refill(struct mvpp2_port *port, u32 bm, - dma_addr_t phys_addr, - unsigned long cookie) + dma_addr_t dma_addr, + phys_addr_t phys_addr) { int pool = mvpp2_bm_cookie_pool_get(bm); - mvpp2_bm_pool_put(port, pool, phys_addr, cookie); + mvpp2_bm_pool_put(port, pool, dma_addr, phys_addr); } /* Allocate buffers for the pool */ @@ -3642,7 +3977,8 @@ static int mvpp2_bm_bufs_add(struct mvpp2_port *port, struct mvpp2_bm_pool *bm_pool, int buf_num) { int i, buf_size, total_size; - dma_addr_t phys_addr; + dma_addr_t dma_addr; + phys_addr_t phys_addr; void *buf; buf_size = MVPP2_RX_BUF_SIZE(bm_pool->pkt_size); @@ -3657,12 +3993,13 @@ static int mvpp2_bm_bufs_add(struct mvpp2_port *port, } for (i = 0; i < buf_num; i++) { - buf = mvpp2_buf_alloc(port, bm_pool, &phys_addr, GFP_KERNEL); + buf = mvpp2_buf_alloc(port, bm_pool, &dma_addr, + &phys_addr, GFP_KERNEL); if (!buf) break; - mvpp2_bm_pool_put(port, bm_pool->id, phys_addr, - (unsigned long)buf); + mvpp2_bm_pool_put(port, bm_pool->id, dma_addr, + phys_addr); } /* Update BM driver with number of buffers added to pool */ @@ -3830,7 +4167,8 @@ static void mvpp2_interrupts_mask(void *arg) { struct mvpp2_port *port = arg; - mvpp2_write(port->priv, MVPP2_ISR_RX_TX_MASK_REG(port->id), 0); + mvpp2_percpu_write(port->priv, smp_processor_id(), + MVPP2_ISR_RX_TX_MASK_REG(port->id), 0); } /* Unmask the current CPU's Rx/Tx interrupts */ @@ -3838,17 +4176,46 @@ static void mvpp2_interrupts_unmask(void *arg) { struct mvpp2_port *port = arg; - mvpp2_write(port->priv, MVPP2_ISR_RX_TX_MASK_REG(port->id), - (MVPP2_CAUSE_MISC_SUM_MASK | - MVPP2_CAUSE_RXQ_OCCUP_DESC_ALL_MASK)); + mvpp2_percpu_write(port->priv, smp_processor_id(), + MVPP2_ISR_RX_TX_MASK_REG(port->id), + (MVPP2_CAUSE_MISC_SUM_MASK | + MVPP2_CAUSE_RXQ_OCCUP_DESC_ALL_MASK)); } /* Port configuration routines */ +static void mvpp22_port_mii_set(struct mvpp2_port *port) +{ + u32 val; + + return; + + /* Only GOP port 0 has an XLG MAC */ + if (port->gop_id == 0) { + val = readl(port->base + MVPP22_XLG_CTRL3_REG); + val &= ~MVPP22_XLG_CTRL3_MACMODESELECT_MASK; + val |= MVPP22_XLG_CTRL3_MACMODESELECT_GMAC; + writel(val, port->base + MVPP22_XLG_CTRL3_REG); + } + + val = readl(port->base + MVPP22_GMAC_CTRL_4_REG); + if (port->phy_interface == PHY_INTERFACE_MODE_RGMII) + val |= MVPP22_CTRL4_EXT_PIN_GMII_SEL; + else + val &= ~MVPP22_CTRL4_EXT_PIN_GMII_SEL; + val &= ~MVPP22_CTRL4_DP_CLK_SEL; + val |= MVPP22_CTRL4_SYNC_BYPASS; + val |= MVPP22_CTRL4_QSGMII_BYPASS_ACTIVE; + writel(val, port->base + MVPP22_GMAC_CTRL_4_REG); +} + static void mvpp2_port_mii_set(struct mvpp2_port *port) { u32 val; + if (port->priv->hw_version == MVPP22) + mvpp22_port_mii_set(port); + val = readl(port->base + MVPP2_GMAC_CTRL_2_REG); switch (port->phy_interface) { @@ -3952,16 +4319,18 @@ static void mvpp2_defaults_set(struct mvpp2_port *port) { int tx_port_num, val, queue, ptxq, lrxq; - /* Configure port to loopback if needed */ - if (port->flags & MVPP2_F_LOOPBACK) - mvpp2_port_loopback_set(port); + if (port->priv->hw_version == MVPP21) { + /* Configure port to loopback if needed */ + if (port->flags & MVPP2_F_LOOPBACK) + mvpp2_port_loopback_set(port); - /* Update TX FIFO MIN Threshold */ - val = readl(port->base + MVPP2_GMAC_PORT_FIFO_CFG_1_REG); - val &= ~MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK; - /* Min. TX threshold must be less than minimal packet length */ - val |= MVPP2_GMAC_TX_FIFO_MIN_TH_MASK(64 - 4 - 2); - writel(val, port->base + MVPP2_GMAC_PORT_FIFO_CFG_1_REG); + /* Update TX FIFO MIN Threshold */ + val = readl(port->base + MVPP2_GMAC_PORT_FIFO_CFG_1_REG); + val &= ~MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK; + /* Min. TX threshold must be less than minimal packet length */ + val |= MVPP2_GMAC_TX_FIFO_MIN_TH_MASK(64 - 4 - 2); + writel(val, port->base + MVPP2_GMAC_PORT_FIFO_CFG_1_REG); + } /* Disable Legacy WRR, Disable EJP, Release from reset */ tx_port_num = mvpp2_egress_port(port); @@ -4149,11 +4518,15 @@ static void mvpp2_rxq_offset_set(struct mvpp2_port *port, } /* Obtain BM cookie information from descriptor */ -static u32 mvpp2_bm_cookie_build(struct mvpp2_rx_desc *rx_desc) +static u32 mvpp2_bm_cookie_build(struct mvpp2_port *port, + struct mvpp2_rx_desc *rx_desc) { - int pool = (rx_desc->status & MVPP2_RXD_BM_POOL_ID_MASK) >> - MVPP2_RXD_BM_POOL_ID_OFFS; int cpu = smp_processor_id(); + int pool; + + pool = (mvpp2_rxdesc_status_get(port, rx_desc) & + MVPP2_RXD_BM_POOL_ID_MASK) >> + MVPP2_RXD_BM_POOL_ID_OFFS; return ((pool & 0xFF) << MVPP2_BM_COOKIE_POOL_OFFS) | ((cpu & 0xFF) << MVPP2_BM_COOKIE_CPU_OFFS); @@ -4161,18 +4534,6 @@ static u32 mvpp2_bm_cookie_build(struct mvpp2_rx_desc *rx_desc) /* Tx descriptors helper methods */ -/* Get number of Tx descriptors waiting to be transmitted by HW */ -static int mvpp2_txq_pend_desc_num_get(struct mvpp2_port *port, - struct mvpp2_tx_queue *txq) -{ - u32 val; - - mvpp2_write(port->priv, MVPP2_TXQ_NUM_REG, txq->id); - val = mvpp2_read(port->priv, MVPP2_TXQ_PENDING_REG); - - return val & MVPP2_TXQ_PENDING_MASK; -} - /* Get pointer to next Tx descriptor to be processed (send) by HW */ static struct mvpp2_tx_desc * mvpp2_txq_next_desc_get(struct mvpp2_tx_queue *txq) @@ -4187,7 +4548,8 @@ mvpp2_txq_next_desc_get(struct mvpp2_tx_queue *txq) static void mvpp2_aggr_txq_pend_desc_add(struct mvpp2_port *port, int pending) { /* aggregated access - relevant TXQ number is written in TX desc */ - mvpp2_write(port->priv, MVPP2_AGGR_TXQ_UPDATE_REG, pending); + mvpp2_percpu_write(port->priv, smp_processor_id(), + MVPP2_AGGR_TXQ_UPDATE_REG, pending); } @@ -4216,11 +4578,12 @@ static int mvpp2_txq_alloc_reserved_desc(struct mvpp2 *priv, struct mvpp2_tx_queue *txq, int num) { u32 val; + int cpu = smp_processor_id(); val = (txq->id << MVPP2_TXQ_RSVD_REQ_Q_OFFSET) | num; - mvpp2_write(priv, MVPP2_TXQ_RSVD_REQ_REG, val); + mvpp2_percpu_write(priv, cpu, MVPP2_TXQ_RSVD_REQ_REG, val); - val = mvpp2_read(priv, MVPP2_TXQ_RSVD_RSLT_REG); + val = mvpp2_percpu_read(priv, cpu, MVPP2_TXQ_RSVD_RSLT_REG); return val & MVPP2_TXQ_RSVD_RSLT_MASK; } @@ -4321,7 +4684,8 @@ static inline int mvpp2_txq_sent_desc_proc(struct mvpp2_port *port, u32 val; /* Reading status reg resets transmitted descriptor counter */ - val = mvpp2_read(port->priv, MVPP2_TXQ_SENT_REG(txq->id)); + val = mvpp2_percpu_read(port->priv, smp_processor_id(), + MVPP2_TXQ_SENT_REG(txq->id)); return (val & MVPP2_TRANSMITTED_COUNT_MASK) >> MVPP2_TRANSMITTED_COUNT_OFFSET; @@ -4335,7 +4699,8 @@ static void mvpp2_txq_sent_counter_clear(void *arg) for (queue = 0; queue < txq_number; queue++) { int id = port->txqs[queue]->id; - mvpp2_read(port->priv, MVPP2_TXQ_SENT_REG(id)); + mvpp2_percpu_read(port->priv, smp_processor_id(), + MVPP2_TXQ_SENT_REG(id)); } } @@ -4394,12 +4759,14 @@ static void mvpp2_txp_max_tx_size_set(struct mvpp2_port *port) static void mvpp2_rx_pkts_coal_set(struct mvpp2_port *port, struct mvpp2_rx_queue *rxq) { + int cpu = smp_processor_id(); + if (rxq->pkts_coal > MVPP2_OCCUPIED_THRESH_MASK) rxq->pkts_coal = MVPP2_OCCUPIED_THRESH_MASK; - mvpp2_write(port->priv, MVPP2_RXQ_NUM_REG, rxq->id); - mvpp2_write(port->priv, MVPP2_RXQ_THRESH_REG, - rxq->pkts_coal); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_NUM_REG, rxq->id); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_THRESH_REG, + rxq->pkts_coal); } static u32 mvpp2_usec_to_cycles(u32 usec, unsigned long clk_hz) @@ -4449,7 +4816,7 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port, struct mvpp2_txq_pcpu_buf *tx_buf = txq_pcpu->buffs + txq_pcpu->txq_get_index; - dma_unmap_single(port->dev->dev.parent, tx_buf->phys, + dma_unmap_single(port->dev->dev.parent, tx_buf->dma, tx_buf->size, DMA_TO_DEVICE); if (tx_buf->skb) dev_kfree_skb_any(tx_buf->skb); @@ -4527,10 +4894,12 @@ static int mvpp2_aggr_txq_init(struct platform_device *pdev, int desc_num, int cpu, struct mvpp2 *priv) { + u32 txq_dma; + /* Allocate memory for TX descriptors */ aggr_txq->descs = dma_alloc_coherent(&pdev->dev, desc_num * MVPP2_DESC_ALIGNED_SIZE, - &aggr_txq->descs_phys, GFP_KERNEL); + &aggr_txq->descs_dma, GFP_KERNEL); if (!aggr_txq->descs) return -ENOMEM; @@ -4540,10 +4909,16 @@ static int mvpp2_aggr_txq_init(struct platform_device *pdev, aggr_txq->next_desc_to_proc = mvpp2_read(priv, MVPP2_AGGR_TXQ_INDEX_REG(cpu)); - /* Set Tx descriptors queue starting address */ - /* indirect access */ - mvpp2_write(priv, MVPP2_AGGR_TXQ_DESC_ADDR_REG(cpu), - aggr_txq->descs_phys); + /* Set Tx descriptors queue starting address indirect + * access + */ + if (priv->hw_version == MVPP21) + txq_dma = aggr_txq->descs_dma; + else + txq_dma = aggr_txq->descs_dma >> + MVPP22_AGGR_TXQ_DESC_ADDR_OFFS; + + mvpp2_write(priv, MVPP2_AGGR_TXQ_DESC_ADDR_REG(cpu), txq_dma); mvpp2_write(priv, MVPP2_AGGR_TXQ_DESC_SIZE_REG(cpu), desc_num); return 0; @@ -4554,12 +4929,15 @@ static int mvpp2_rxq_init(struct mvpp2_port *port, struct mvpp2_rx_queue *rxq) { + u32 rxq_dma; + int cpu; + rxq->size = port->rx_ring_size; /* Allocate memory for RX descriptors */ rxq->descs = dma_alloc_coherent(port->dev->dev.parent, rxq->size * MVPP2_DESC_ALIGNED_SIZE, - &rxq->descs_phys, GFP_KERNEL); + &rxq->descs_dma, GFP_KERNEL); if (!rxq->descs) return -ENOMEM; @@ -4569,10 +4947,15 @@ static int mvpp2_rxq_init(struct mvpp2_port *port, mvpp2_write(port->priv, MVPP2_RXQ_STATUS_REG(rxq->id), 0); /* Set Rx descriptors queue starting address - indirect access */ - mvpp2_write(port->priv, MVPP2_RXQ_NUM_REG, rxq->id); - mvpp2_write(port->priv, MVPP2_RXQ_DESC_ADDR_REG, rxq->descs_phys); - mvpp2_write(port->priv, MVPP2_RXQ_DESC_SIZE_REG, rxq->size); - mvpp2_write(port->priv, MVPP2_RXQ_INDEX_REG, 0); + cpu = smp_processor_id(); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_NUM_REG, rxq->id); + if (port->priv->hw_version == MVPP21) + rxq_dma = rxq->descs_dma; + else + rxq_dma = rxq->descs_dma >> MVPP22_DESC_ADDR_OFFS; + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_DESC_ADDR_REG, rxq_dma); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_DESC_SIZE_REG, rxq->size); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_INDEX_REG, 0); /* Set Offset */ mvpp2_rxq_offset_set(port, rxq->id, NET_SKB_PAD); @@ -4599,10 +4982,11 @@ static void mvpp2_rxq_drop_pkts(struct mvpp2_port *port, for (i = 0; i < rx_received; i++) { struct mvpp2_rx_desc *rx_desc = mvpp2_rxq_next_desc_get(rxq); - u32 bm = mvpp2_bm_cookie_build(rx_desc); + u32 bm = mvpp2_bm_cookie_build(port, rx_desc); - mvpp2_pool_refill(port, bm, rx_desc->buf_phys_addr, - rx_desc->buf_cookie); + mvpp2_pool_refill(port, bm, + mvpp2_rxdesc_dma_addr_get(port, rx_desc), + mvpp2_rxdesc_cookie_get(port, rx_desc)); } mvpp2_rxq_status_update(port, rxq->id, rx_received, rx_received); } @@ -4611,26 +4995,29 @@ static void mvpp2_rxq_drop_pkts(struct mvpp2_port *port, static void mvpp2_rxq_deinit(struct mvpp2_port *port, struct mvpp2_rx_queue *rxq) { + int cpu; + mvpp2_rxq_drop_pkts(port, rxq); if (rxq->descs) dma_free_coherent(port->dev->dev.parent, rxq->size * MVPP2_DESC_ALIGNED_SIZE, rxq->descs, - rxq->descs_phys); + rxq->descs_dma); rxq->descs = NULL; rxq->last_desc = 0; rxq->next_desc_to_proc = 0; - rxq->descs_phys = 0; + rxq->descs_dma = 0; /* Clear Rx descriptors queue starting address and size; * free descriptor number */ mvpp2_write(port->priv, MVPP2_RXQ_STATUS_REG(rxq->id), 0); - mvpp2_write(port->priv, MVPP2_RXQ_NUM_REG, rxq->id); - mvpp2_write(port->priv, MVPP2_RXQ_DESC_ADDR_REG, 0); - mvpp2_write(port->priv, MVPP2_RXQ_DESC_SIZE_REG, 0); + cpu = smp_processor_id(); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_NUM_REG, rxq->id); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_DESC_ADDR_REG, 0); + mvpp2_percpu_write(port->priv, cpu, MVPP2_RXQ_DESC_SIZE_REG, 0); } /* Create and initialize a Tx queue */ @@ -4646,23 +5033,25 @@ static int mvpp2_txq_init(struct mvpp2_port *port, /* Allocate memory for Tx descriptors */ txq->descs = dma_alloc_coherent(port->dev->dev.parent, txq->size * MVPP2_DESC_ALIGNED_SIZE, - &txq->descs_phys, GFP_KERNEL); + &txq->descs_dma, GFP_KERNEL); if (!txq->descs) return -ENOMEM; txq->last_desc = txq->size - 1; /* Set Tx descriptors queue starting address - indirect access */ - mvpp2_write(port->priv, MVPP2_TXQ_NUM_REG, txq->id); - mvpp2_write(port->priv, MVPP2_TXQ_DESC_ADDR_REG, txq->descs_phys); - mvpp2_write(port->priv, MVPP2_TXQ_DESC_SIZE_REG, txq->size & - MVPP2_TXQ_DESC_SIZE_MASK); - mvpp2_write(port->priv, MVPP2_TXQ_INDEX_REG, 0); - mvpp2_write(port->priv, MVPP2_TXQ_RSVD_CLR_REG, - txq->id << MVPP2_TXQ_RSVD_CLR_OFFSET); - val = mvpp2_read(port->priv, MVPP2_TXQ_PENDING_REG); + cpu = smp_processor_id(); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_NUM_REG, txq->id); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_DESC_ADDR_REG, + txq->descs_dma); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_DESC_SIZE_REG, + txq->size & MVPP2_TXQ_DESC_SIZE_MASK); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_INDEX_REG, 0); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_RSVD_CLR_REG, + txq->id << MVPP2_TXQ_RSVD_CLR_OFFSET); + val = mvpp2_percpu_read(port->priv, cpu, MVPP2_TXQ_PENDING_REG); val &= ~MVPP2_TXQ_PENDING_MASK; - mvpp2_write(port->priv, MVPP2_TXQ_PENDING_REG, val); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_PENDING_REG, val); /* Calculate base address in prefetch buffer. We reserve 16 descriptors * for each existing TXQ. @@ -4673,9 +5062,9 @@ static int mvpp2_txq_init(struct mvpp2_port *port, desc = (port->id * MVPP2_MAX_TXQ * desc_per_txq) + (txq->log_id * desc_per_txq); - mvpp2_write(port->priv, MVPP2_TXQ_PREF_BUF_REG, - MVPP2_PREF_BUF_PTR(desc) | MVPP2_PREF_BUF_SIZE_16 | - MVPP2_PREF_BUF_THRESH(desc_per_txq/2)); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_PREF_BUF_REG, + MVPP2_PREF_BUF_PTR(desc) | MVPP2_PREF_BUF_SIZE_16 | + MVPP2_PREF_BUF_THRESH(desc_per_txq / 2)); /* WRR / EJP configuration - indirect access */ tx_port_num = mvpp2_egress_port(port); @@ -4716,7 +5105,7 @@ error: dma_free_coherent(port->dev->dev.parent, txq->size * MVPP2_DESC_ALIGNED_SIZE, - txq->descs, txq->descs_phys); + txq->descs, txq->descs_dma); return -ENOMEM; } @@ -4736,20 +5125,21 @@ static void mvpp2_txq_deinit(struct mvpp2_port *port, if (txq->descs) dma_free_coherent(port->dev->dev.parent, txq->size * MVPP2_DESC_ALIGNED_SIZE, - txq->descs, txq->descs_phys); + txq->descs, txq->descs_dma); txq->descs = NULL; txq->last_desc = 0; txq->next_desc_to_proc = 0; - txq->descs_phys = 0; + txq->descs_dma = 0; /* Set minimum bandwidth for disabled TXQs */ mvpp2_write(port->priv, MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(txq->id), 0); /* Set Tx descriptors queue starting address and size */ - mvpp2_write(port->priv, MVPP2_TXQ_NUM_REG, txq->id); - mvpp2_write(port->priv, MVPP2_TXQ_DESC_ADDR_REG, 0); - mvpp2_write(port->priv, MVPP2_TXQ_DESC_SIZE_REG, 0); + cpu = smp_processor_id(); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_NUM_REG, txq->id); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_DESC_ADDR_REG, 0); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_DESC_SIZE_REG, 0); } /* Cleanup Tx ports */ @@ -4759,10 +5149,11 @@ static void mvpp2_txq_clean(struct mvpp2_port *port, struct mvpp2_tx_queue *txq) int delay, pending, cpu; u32 val; - mvpp2_write(port->priv, MVPP2_TXQ_NUM_REG, txq->id); - val = mvpp2_read(port->priv, MVPP2_TXQ_PREF_BUF_REG); + cpu = smp_processor_id(); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_NUM_REG, txq->id); + val = mvpp2_percpu_read(port->priv, cpu, MVPP2_TXQ_PREF_BUF_REG); val |= MVPP2_TXQ_DRAIN_EN_MASK; - mvpp2_write(port->priv, MVPP2_TXQ_PREF_BUF_REG, val); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_PREF_BUF_REG, val); /* The napi queue has been stopped so wait for all packets * to be transmitted. @@ -4778,11 +5169,13 @@ static void mvpp2_txq_clean(struct mvpp2_port *port, struct mvpp2_tx_queue *txq) mdelay(1); delay++; - pending = mvpp2_txq_pend_desc_num_get(port, txq); + pending = mvpp2_percpu_read(port->priv, cpu, + MVPP2_TXQ_PENDING_REG); + pending &= MVPP2_TXQ_PENDING_MASK; } while (pending); val &= ~MVPP2_TXQ_DRAIN_EN_MASK; - mvpp2_write(port->priv, MVPP2_TXQ_PREF_BUF_REG, val); + mvpp2_percpu_write(port->priv, cpu, MVPP2_TXQ_PREF_BUF_REG, val); for_each_present_cpu(cpu) { txq_pcpu = per_cpu_ptr(txq->pcpu, cpu); @@ -4991,20 +5384,21 @@ static enum hrtimer_restart mvpp2_hr_timer_cb(struct hrtimer *timer) static void mvpp2_rx_error(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc) { - u32 status = rx_desc->status; + u32 status = mvpp2_rxdesc_status_get(port, rx_desc); + size_t sz = mvpp2_rxdesc_size_get(port, rx_desc); switch (status & MVPP2_RXD_ERR_CODE_MASK) { case MVPP2_RXD_ERR_CRC: - netdev_err(port->dev, "bad rx status %08x (crc error), size=%d\n", - status, rx_desc->data_size); + netdev_err(port->dev, "bad rx status %08x (crc error), size=%zu\n", + status, sz); break; case MVPP2_RXD_ERR_OVERRUN: - netdev_err(port->dev, "bad rx status %08x (overrun error), size=%d\n", - status, rx_desc->data_size); + netdev_err(port->dev, "bad rx status %08x (overrun error), size=%zu\n", + status, sz); break; case MVPP2_RXD_ERR_RESOURCE: - netdev_err(port->dev, "bad rx status %08x (resource error), size=%d\n", - status, rx_desc->data_size); + netdev_err(port->dev, "bad rx status %08x (resource error), size=%zu\n", + status, sz); break; } } @@ -5031,15 +5425,17 @@ static void mvpp2_rx_csum(struct mvpp2_port *port, u32 status, static int mvpp2_rx_refill(struct mvpp2_port *port, struct mvpp2_bm_pool *bm_pool, u32 bm) { - dma_addr_t phys_addr; + dma_addr_t dma_addr; + phys_addr_t phys_addr; void *buf; /* No recycle or too many buffers are in use, so allocate a new skb */ - buf = mvpp2_buf_alloc(port, bm_pool, &phys_addr, GFP_ATOMIC); + buf = mvpp2_buf_alloc(port, bm_pool, &dma_addr, &phys_addr, + GFP_ATOMIC); if (!buf) return -ENOMEM; - mvpp2_pool_refill(port, bm, phys_addr, (unsigned long)buf); + mvpp2_pool_refill(port, bm, dma_addr, phys_addr); return 0; } @@ -5075,43 +5471,6 @@ static u32 mvpp2_skb_tx_csum(struct mvpp2_port *port, struct sk_buff *skb) return MVPP2_TXD_L4_CSUM_NOT | MVPP2_TXD_IP_CSUM_DISABLE; } -static void mvpp2_buff_hdr_rx(struct mvpp2_port *port, - struct mvpp2_rx_desc *rx_desc) -{ - struct mvpp2_buff_hdr *buff_hdr; - struct sk_buff *skb; - u32 rx_status = rx_desc->status; - dma_addr_t buff_phys_addr; - unsigned long buff_virt_addr; - dma_addr_t buff_phys_addr_next; - unsigned long buff_virt_addr_next; - int mc_id; - int pool_id; - - pool_id = (rx_status & MVPP2_RXD_BM_POOL_ID_MASK) >> - MVPP2_RXD_BM_POOL_ID_OFFS; - buff_phys_addr = rx_desc->buf_phys_addr; - buff_virt_addr = rx_desc->buf_cookie; - - do { - skb = (struct sk_buff *)buff_virt_addr; - buff_hdr = (struct mvpp2_buff_hdr *)skb->head; - - mc_id = MVPP2_B_HDR_INFO_MC_ID(buff_hdr->info); - - buff_phys_addr_next = buff_hdr->next_buff_phys_addr; - buff_virt_addr_next = buff_hdr->next_buff_virt_addr; - - /* Release buffer */ - mvpp2_bm_pool_mc_put(port, pool_id, buff_phys_addr, - buff_virt_addr, mc_id); - - buff_phys_addr = buff_phys_addr_next; - buff_virt_addr = buff_virt_addr_next; - - } while (!MVPP2_B_HDR_INFO_IS_LAST(buff_hdr->info)); -} - /* Main rx processing */ static int mvpp2_rx(struct mvpp2_port *port, int rx_todo, struct mvpp2_rx_queue *rxq) @@ -5132,25 +5491,23 @@ static int mvpp2_rx(struct mvpp2_port *port, int rx_todo, struct mvpp2_bm_pool *bm_pool; struct sk_buff *skb; unsigned int frag_size; - dma_addr_t phys_addr; + dma_addr_t dma_addr; + phys_addr_t phys_addr; u32 bm, rx_status; int pool, rx_bytes, err; void *data; rx_done++; - rx_status = rx_desc->status; - rx_bytes = rx_desc->data_size - MVPP2_MH_SIZE; - phys_addr = rx_desc->buf_phys_addr; - data = (void *)(uintptr_t)rx_desc->buf_cookie; - - bm = mvpp2_bm_cookie_build(rx_desc); + rx_status = mvpp2_rxdesc_status_get(port, rx_desc); + rx_bytes = mvpp2_rxdesc_size_get(port, rx_desc); + rx_bytes -= MVPP2_MH_SIZE; + dma_addr = mvpp2_rxdesc_dma_addr_get(port, rx_desc); + phys_addr = mvpp2_rxdesc_cookie_get(port, rx_desc); + data = (void *)phys_to_virt(phys_addr); + + bm = mvpp2_bm_cookie_build(port, rx_desc); pool = mvpp2_bm_cookie_pool_get(bm); bm_pool = &port->priv->bm_pools[pool]; - /* Check if buffer header is used */ - if (rx_status & MVPP2_RXD_BUF_HDR) { - mvpp2_buff_hdr_rx(port, rx_desc); - continue; - } /* In case of an error, release the requested buffer pointer * to the Buffer Manager. This request process is controlled @@ -5162,9 +5519,7 @@ static int mvpp2_rx(struct mvpp2_port *port, int rx_todo, dev->stats.rx_errors++; mvpp2_rx_error(port, rx_desc); /* Return the buffer to the pool */ - - mvpp2_pool_refill(port, bm, rx_desc->buf_phys_addr, - rx_desc->buf_cookie); + mvpp2_pool_refill(port, bm, dma_addr, phys_addr); continue; } @@ -5185,7 +5540,7 @@ static int mvpp2_rx(struct mvpp2_port *port, int rx_todo, goto err_drop_frame; } - dma_unmap_single(dev->dev.parent, phys_addr, + dma_unmap_single(dev->dev.parent, dma_addr, bm_pool->buf_size, DMA_FROM_DEVICE); rcvd_pkts++; @@ -5216,11 +5571,15 @@ static int mvpp2_rx(struct mvpp2_port *port, int rx_todo, } static inline void -tx_desc_unmap_put(struct device *dev, struct mvpp2_tx_queue *txq, +tx_desc_unmap_put(struct mvpp2_port *port, struct mvpp2_tx_queue *txq, struct mvpp2_tx_desc *desc) { - dma_unmap_single(dev, desc->buf_phys_addr, - desc->data_size, DMA_TO_DEVICE); + dma_addr_t buf_dma_addr = + mvpp2_txdesc_dma_addr_get(port, desc); + size_t buf_sz = + mvpp2_txdesc_size_get(port, desc); + dma_unmap_single(port->dev->dev.parent, buf_dma_addr, + buf_sz, DMA_TO_DEVICE); mvpp2_txq_desc_put(txq); } @@ -5232,35 +5591,38 @@ static int mvpp2_tx_frag_process(struct mvpp2_port *port, struct sk_buff *skb, struct mvpp2_txq_pcpu *txq_pcpu = this_cpu_ptr(txq->pcpu); struct mvpp2_tx_desc *tx_desc; int i; - dma_addr_t buf_phys_addr; + dma_addr_t buf_dma_addr; for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; void *addr = page_address(frag->page.p) + frag->page_offset; tx_desc = mvpp2_txq_next_desc_get(aggr_txq); - tx_desc->phys_txq = txq->id; - tx_desc->data_size = frag->size; + mvpp2_txdesc_txq_set(port, tx_desc, txq->id); + mvpp2_txdesc_size_set(port, tx_desc, frag->size); - buf_phys_addr = dma_map_single(port->dev->dev.parent, addr, - tx_desc->data_size, + buf_dma_addr = dma_map_single(port->dev->dev.parent, addr, + frag->size, DMA_TO_DEVICE); - if (dma_mapping_error(port->dev->dev.parent, buf_phys_addr)) { + if (dma_mapping_error(port->dev->dev.parent, buf_dma_addr)) { mvpp2_txq_desc_put(txq); goto error; } - tx_desc->packet_offset = buf_phys_addr & MVPP2_TX_DESC_ALIGN; - tx_desc->buf_phys_addr = buf_phys_addr & (~MVPP2_TX_DESC_ALIGN); + mvpp2_txdesc_offset_set(port, tx_desc, + buf_dma_addr & MVPP2_TX_DESC_ALIGN); + mvpp2_txdesc_dma_addr_set(port, tx_desc, + buf_dma_addr & ~MVPP2_TX_DESC_ALIGN); if (i == (skb_shinfo(skb)->nr_frags - 1)) { /* Last descriptor */ - tx_desc->command = MVPP2_TXD_L_DESC; - mvpp2_txq_inc_put(txq_pcpu, skb, tx_desc); + mvpp2_txdesc_cmd_set(port, tx_desc, + MVPP2_TXD_L_DESC); + mvpp2_txq_inc_put(port, txq_pcpu, skb, tx_desc); } else { /* Descriptor in the middle: Not First, Not Last */ - tx_desc->command = 0; - mvpp2_txq_inc_put(txq_pcpu, NULL, tx_desc); + mvpp2_txdesc_cmd_set(port, tx_desc, 0); + mvpp2_txq_inc_put(port, txq_pcpu, NULL, tx_desc); } } @@ -5272,7 +5634,7 @@ error: */ for (i = i - 1; i >= 0; i--) { tx_desc = txq->descs + i; - tx_desc_unmap_put(port->dev->dev.parent, txq, tx_desc); + tx_desc_unmap_put(port, txq, tx_desc); } return -ENOMEM; @@ -5285,7 +5647,7 @@ static int mvpp2_tx(struct sk_buff *skb, struct net_device *dev) struct mvpp2_tx_queue *txq, *aggr_txq; struct mvpp2_txq_pcpu *txq_pcpu; struct mvpp2_tx_desc *tx_desc; - dma_addr_t buf_phys_addr; + dma_addr_t buf_dma_addr; int frags = 0; u16 txq_id; u32 tx_cmd; @@ -5307,35 +5669,38 @@ static int mvpp2_tx(struct sk_buff *skb, struct net_device *dev) /* Get a descriptor for the first part of the packet */ tx_desc = mvpp2_txq_next_desc_get(aggr_txq); - tx_desc->phys_txq = txq->id; - tx_desc->data_size = skb_headlen(skb); + mvpp2_txdesc_txq_set(port, tx_desc, txq->id); + mvpp2_txdesc_size_set(port, tx_desc, skb_headlen(skb)); - buf_phys_addr = dma_map_single(dev->dev.parent, skb->data, - tx_desc->data_size, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(dev->dev.parent, buf_phys_addr))) { + buf_dma_addr = dma_map_single(dev->dev.parent, skb->data, + skb_headlen(skb), DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dev.parent, buf_dma_addr))) { mvpp2_txq_desc_put(txq); frags = 0; goto out; } - tx_desc->packet_offset = buf_phys_addr & MVPP2_TX_DESC_ALIGN; - tx_desc->buf_phys_addr = buf_phys_addr & ~MVPP2_TX_DESC_ALIGN; + + mvpp2_txdesc_offset_set(port, tx_desc, + buf_dma_addr & MVPP2_TX_DESC_ALIGN); + mvpp2_txdesc_dma_addr_set(port, tx_desc, + buf_dma_addr & ~MVPP2_TX_DESC_ALIGN); tx_cmd = mvpp2_skb_tx_csum(port, skb); if (frags == 1) { /* First and Last descriptor */ tx_cmd |= MVPP2_TXD_F_DESC | MVPP2_TXD_L_DESC; - tx_desc->command = tx_cmd; - mvpp2_txq_inc_put(txq_pcpu, skb, tx_desc); + mvpp2_txdesc_cmd_set(port, tx_desc, tx_cmd); + mvpp2_txq_inc_put(port, txq_pcpu, skb, tx_desc); } else { /* First but not Last */ tx_cmd |= MVPP2_TXD_F_DESC | MVPP2_TXD_PADDING_DISABLE; - tx_desc->command = tx_cmd; - mvpp2_txq_inc_put(txq_pcpu, NULL, tx_desc); + mvpp2_txdesc_cmd_set(port, tx_desc, tx_cmd); + mvpp2_txq_inc_put(port, txq_pcpu, NULL, tx_desc); /* Continue with other skb fragments */ if (mvpp2_tx_frag_process(port, skb, aggr_txq, txq)) { - tx_desc_unmap_put(port->dev->dev.parent, txq, tx_desc); + tx_desc_unmap_put(port, txq, tx_desc); frags = 0; goto out; } @@ -5396,6 +5761,7 @@ static int mvpp2_poll(struct napi_struct *napi, int budget) u32 cause_rx_tx, cause_rx, cause_misc; int rx_done = 0; struct mvpp2_port *port = netdev_priv(napi->dev); + int cpu = smp_processor_id(); /* Rx/Tx cause register * @@ -5407,8 +5773,8 @@ static int mvpp2_poll(struct napi_struct *napi, int budget) * * Each CPU has its own Rx/Tx cause register */ - cause_rx_tx = mvpp2_read(port->priv, - MVPP2_ISR_RX_TX_CAUSE_REG(port->id)); + cause_rx_tx = mvpp2_percpu_read(port->priv, cpu, + MVPP2_ISR_RX_TX_CAUSE_REG(port->id)); cause_rx_tx &= ~MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK; cause_misc = cause_rx_tx & MVPP2_CAUSE_MISC_SUM_MASK; @@ -5417,8 +5783,9 @@ static int mvpp2_poll(struct napi_struct *napi, int budget) /* Clear the cause register */ mvpp2_write(port->priv, MVPP2_ISR_MISC_CAUSE_REG, 0); - mvpp2_write(port->priv, MVPP2_ISR_RX_TX_CAUSE_REG(port->id), - cause_rx_tx & ~MVPP2_CAUSE_MISC_SUM_MASK); + mvpp2_percpu_write(port->priv, cpu, + MVPP2_ISR_RX_TX_CAUSE_REG(port->id), + cause_rx_tx & ~MVPP2_CAUSE_MISC_SUM_MASK); } cause_rx = cause_rx_tx & MVPP2_CAUSE_RXQ_OCCUP_DESC_ALL_MASK; @@ -5530,7 +5897,7 @@ static int mvpp2_check_ringparam_valid(struct net_device *dev, return 0; } -static void mvpp2_get_mac_address(struct mvpp2_port *port, unsigned char *addr) +static void mvpp21_get_mac_address(struct mvpp2_port *port, unsigned char *addr) { u32 mac_addr_l, mac_addr_m, mac_addr_h; @@ -5975,16 +6342,6 @@ static const struct ethtool_ops mvpp2_eth_tool_ops = { .set_link_ksettings = phy_ethtool_set_link_ksettings, }; -/* Driver initialization */ - -static void mvpp2_port_power_up(struct mvpp2_port *port) -{ - mvpp2_port_mii_set(port); - mvpp2_port_periodic_xon_disable(port); - mvpp2_port_fc_adv_enable(port); - mvpp2_port_reset(port); -} - /* Initialize port HW */ static int mvpp2_port_init(struct mvpp2_port *port) { @@ -5993,7 +6350,8 @@ static int mvpp2_port_init(struct mvpp2_port *port) struct mvpp2_txq_pcpu *txq_pcpu; int queue, cpu, err; - if (port->first_rxq + rxq_number > MVPP2_RXQ_TOTAL_NUM) + if (port->first_rxq + rxq_number > + MVPP2_MAX_PORTS * priv->max_port_rxqs) return -EINVAL; /* Disable port */ @@ -6061,7 +6419,18 @@ static int mvpp2_port_init(struct mvpp2_port *port) } /* Configure Rx queue group interrupt for this port */ - mvpp2_write(priv, MVPP2_ISR_RXQ_GROUP_REG(port->id), rxq_number); + if (priv->hw_version == MVPP21) { + mvpp2_write(priv, MVPP21_ISR_RXQ_GROUP_REG(port->id), + rxq_number); + } else { + u32 val; + + val = (port->id << MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_OFFSET); + mvpp2_write(priv, MVPP22_ISR_RXQ_GROUP_INDEX_REG, val); + + val = (rxq_number << MVPP22_ISR_RXQ_SUB_GROUP_SIZE_OFFSET); + mvpp2_write(priv, MVPP22_ISR_RXQ_SUB_GROUP_CONFIG_REG, val); + } /* Create Rx descriptor rings */ for (queue = 0; queue < rxq_number; queue++) { @@ -6103,8 +6472,7 @@ err_free_percpu: /* Ports initialization */ static int mvpp2_port_probe(struct platform_device *pdev, struct device_node *port_node, - struct mvpp2 *priv, - int *next_first_rxq) + struct mvpp2 *priv) { struct device_node *phy_node; struct mvpp2_port *port; @@ -6117,7 +6485,6 @@ static int mvpp2_port_probe(struct platform_device *pdev, u32 id; int features; int phy_mode; - int priv_common_regs_num = 2; int err, i, cpu; dev = alloc_etherdev_mqs(sizeof(struct mvpp2_port), txq_number, @@ -6163,16 +6530,30 @@ static int mvpp2_port_probe(struct platform_device *pdev, port->priv = priv; port->id = id; - port->first_rxq = *next_first_rxq; + if (priv->hw_version == MVPP21) + port->first_rxq = port->id * rxq_number; + else + port->first_rxq = port->id * priv->max_port_rxqs; + port->phy_node = phy_node; port->phy_interface = phy_mode; - res = platform_get_resource(pdev, IORESOURCE_MEM, - priv_common_regs_num + id); - port->base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(port->base)) { - err = PTR_ERR(port->base); - goto err_free_irq; + if (priv->hw_version == MVPP21) { + res = platform_get_resource(pdev, IORESOURCE_MEM, 2 + id); + port->base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(port->base)) { + err = PTR_ERR(port->base); + goto err_free_irq; + } + } else { + if (of_property_read_u32(port_node, "gop-port-id", + &port->gop_id)) { + err = -EINVAL; + dev_err(&pdev->dev, "missing gop-port-id value\n"); + goto err_free_irq; + } + + port->base = priv->iface_base + MVPP22_GMAC_BASE(port->gop_id); } /* Alloc per-cpu stats */ @@ -6187,7 +6568,8 @@ static int mvpp2_port_probe(struct platform_device *pdev, mac_from = "device tree"; ether_addr_copy(dev->dev_addr, dt_mac_addr); } else { - mvpp2_get_mac_address(port, hw_mac_addr); + if (priv->hw_version == MVPP21) + mvpp21_get_mac_address(port, hw_mac_addr); if (is_valid_ether_addr(hw_mac_addr)) { mac_from = "hardware"; ether_addr_copy(dev->dev_addr, hw_mac_addr); @@ -6207,7 +6589,14 @@ static int mvpp2_port_probe(struct platform_device *pdev, dev_err(&pdev->dev, "failed to init port %d\n", id); goto err_free_stats; } - mvpp2_port_power_up(port); + + mvpp2_port_mii_set(port); + mvpp2_port_periodic_xon_disable(port); + + if (priv->hw_version == MVPP21) + mvpp2_port_fc_adv_enable(port); + + mvpp2_port_reset(port); port->pcpu = alloc_percpu(struct mvpp2_port_pcpu); if (!port->pcpu) { @@ -6245,8 +6634,6 @@ static int mvpp2_port_probe(struct platform_device *pdev, } netdev_info(dev, "Using %s mac address %pM\n", mac_from, dev->dev_addr); - /* Increment the first Rx queue number to be used by the next port */ - *next_first_rxq += rxq_number; priv->port_list[id] = port; return 0; @@ -6330,6 +6717,60 @@ static void mvpp2_rx_fifo_init(struct mvpp2 *priv) mvpp2_write(priv, MVPP2_RX_FIFO_INIT_REG, 0x1); } +static void mvpp2_axi_init(struct mvpp2 *priv) +{ + u32 val, rdval, wrval; + + mvpp2_write(priv, MVPP22_BM_ADDR_HIGH_RLS_REG, 0x0); + + /* AXI Bridge Configuration */ + + rdval = MVPP22_AXI_CODE_CACHE_RD_CACHE + << MVPP22_AXI_ATTR_CACHE_OFFS; + rdval |= MVPP22_AXI_CODE_DOMAIN_OUTER_DOM + << MVPP22_AXI_ATTR_DOMAIN_OFFS; + + wrval = MVPP22_AXI_CODE_CACHE_WR_CACHE + << MVPP22_AXI_ATTR_CACHE_OFFS; + wrval |= MVPP22_AXI_CODE_DOMAIN_OUTER_DOM + << MVPP22_AXI_ATTR_DOMAIN_OFFS; + + /* BM */ + mvpp2_write(priv, MVPP22_AXI_BM_WR_ATTR_REG, wrval); + mvpp2_write(priv, MVPP22_AXI_BM_RD_ATTR_REG, rdval); + + /* Descriptors */ + mvpp2_write(priv, MVPP22_AXI_AGGRQ_DESCR_RD_ATTR_REG, rdval); + mvpp2_write(priv, MVPP22_AXI_TXQ_DESCR_WR_ATTR_REG, wrval); + mvpp2_write(priv, MVPP22_AXI_TXQ_DESCR_RD_ATTR_REG, rdval); + mvpp2_write(priv, MVPP22_AXI_RXQ_DESCR_WR_ATTR_REG, wrval); + + /* Buffer Data */ + mvpp2_write(priv, MVPP22_AXI_TX_DATA_RD_ATTR_REG, rdval); + mvpp2_write(priv, MVPP22_AXI_RX_DATA_WR_ATTR_REG, wrval); + + val = MVPP22_AXI_CODE_CACHE_NON_CACHE + << MVPP22_AXI_CODE_CACHE_OFFS; + val |= MVPP22_AXI_CODE_DOMAIN_SYSTEM + << MVPP22_AXI_CODE_DOMAIN_OFFS; + mvpp2_write(priv, MVPP22_AXI_RD_NORMAL_CODE_REG, val); + mvpp2_write(priv, MVPP22_AXI_WR_NORMAL_CODE_REG, val); + + val = MVPP22_AXI_CODE_CACHE_RD_CACHE + << MVPP22_AXI_CODE_CACHE_OFFS; + val |= MVPP22_AXI_CODE_DOMAIN_OUTER_DOM + << MVPP22_AXI_CODE_DOMAIN_OFFS; + + mvpp2_write(priv, MVPP22_AXI_RD_SNOOP_CODE_REG, val); + + val = MVPP22_AXI_CODE_CACHE_WR_CACHE + << MVPP22_AXI_CODE_CACHE_OFFS; + val |= MVPP22_AXI_CODE_DOMAIN_OUTER_DOM + << MVPP22_AXI_CODE_DOMAIN_OFFS; + + mvpp2_write(priv, MVPP22_AXI_WR_SNOOP_CODE_REG, val); +} + /* Initialize network controller common part HW */ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv) { @@ -6338,7 +6779,7 @@ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv) u32 val; /* Checks for hardware constraints */ - if (rxq_number % 4 || (rxq_number > MVPP2_MAX_RXQ) || + if (rxq_number % 4 || (rxq_number > priv->max_port_rxqs) || (txq_number > MVPP2_MAX_TXQ)) { dev_err(&pdev->dev, "invalid queue size parameter\n"); return -EINVAL; @@ -6349,10 +6790,19 @@ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv) if (dram_target_info) mvpp2_conf_mbus_windows(dram_target_info, priv); + if (priv->hw_version == MVPP22) + mvpp2_axi_init(priv); + /* Disable HW PHY polling */ - val = readl(priv->lms_base + MVPP2_PHY_AN_CFG0_REG); - val |= MVPP2_PHY_AN_STOP_SMI0_MASK; - writel(val, priv->lms_base + MVPP2_PHY_AN_CFG0_REG); + if (priv->hw_version == MVPP21) { + val = readl(priv->lms_base + MVPP2_PHY_AN_CFG0_REG); + val |= MVPP2_PHY_AN_STOP_SMI0_MASK; + writel(val, priv->lms_base + MVPP2_PHY_AN_CFG0_REG); + } else { + val = readl(priv->iface_base + MVPP22_SMI_MISC_CFG_REG); + val &= ~MVPP22_SMI_POLLING_EN; + writel(val, priv->iface_base + MVPP22_SMI_MISC_CFG_REG); + } /* Allocate and initialize aggregated TXQs */ priv->aggr_txqs = devm_kcalloc(&pdev->dev, num_present_cpus(), @@ -6374,11 +6824,25 @@ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv) mvpp2_rx_fifo_init(priv); /* Reset Rx queue group interrupt configuration */ - for (i = 0; i < MVPP2_MAX_PORTS; i++) - mvpp2_write(priv, MVPP2_ISR_RXQ_GROUP_REG(i), rxq_number); + for (i = 0; i < MVPP2_MAX_PORTS; i++) { + if (priv->hw_version == MVPP21) { + mvpp2_write(priv, MVPP21_ISR_RXQ_GROUP_REG(i), + rxq_number); + continue; + } else { + u32 val; + + val = (i << MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_OFFSET); + mvpp2_write(priv, MVPP22_ISR_RXQ_GROUP_INDEX_REG, val); - writel(MVPP2_EXT_GLOBAL_CTRL_DEFAULT, - priv->lms_base + MVPP2_MNG_EXTENDED_GLOBAL_CTRL_REG); + val = (rxq_number << MVPP22_ISR_RXQ_SUB_GROUP_SIZE_OFFSET); + mvpp2_write(priv, MVPP22_ISR_RXQ_SUB_GROUP_CONFIG_REG, val); + } + } + + if (priv->hw_version == MVPP21) + writel(MVPP2_EXT_GLOBAL_CTRL_DEFAULT, + priv->lms_base + MVPP2_MNG_EXTENDED_GLOBAL_CTRL_REG); /* Allow cache snoop when transmiting packets */ mvpp2_write(priv, MVPP2_TX_SNOOP_REG, 0x1); @@ -6405,22 +6869,46 @@ static int mvpp2_probe(struct platform_device *pdev) struct device_node *port_node; struct mvpp2 *priv; struct resource *res; - int port_count, first_rxq; + void __iomem *base; + int port_count, cpu; int err; priv = devm_kzalloc(&pdev->dev, sizeof(struct mvpp2), GFP_KERNEL); if (!priv) return -ENOMEM; + priv->hw_version = + (unsigned long)of_device_get_match_data(&pdev->dev); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->base)) - return PTR_ERR(priv->base); + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return PTR_ERR(base); + + if (priv->hw_version == MVPP21) { + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + priv->lms_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(priv->lms_base)) + return PTR_ERR(priv->lms_base); + } else { + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + priv->iface_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(priv->iface_base)) + return PTR_ERR(priv->iface_base); + } + + for_each_present_cpu(cpu) { + u32 addr_space_sz; + + addr_space_sz = (priv->hw_version == MVPP21 ? + MVPP21_ADDR_SPACE_SZ : MVPP22_ADDR_SPACE_SZ); + priv->cpu_base[cpu] = base + cpu * addr_space_sz; + } - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - priv->lms_base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->lms_base)) - return PTR_ERR(priv->lms_base); + if (priv->hw_version == MVPP21) + priv->max_port_rxqs = 8; + else + priv->max_port_rxqs = 32; priv->pp_clk = devm_clk_get(&pdev->dev, "pp_clk"); if (IS_ERR(priv->pp_clk)) @@ -6438,21 +6926,47 @@ static int mvpp2_probe(struct platform_device *pdev) if (err < 0) goto err_pp_clk; + if (priv->hw_version == MVPP22) { + priv->mg_clk = devm_clk_get(&pdev->dev, "mg_clk"); + if (IS_ERR(priv->mg_clk)) { + err = PTR_ERR(priv->mg_clk); + goto err_gop_clk; + } + + err = clk_prepare_enable(priv->mg_clk); + if (err < 0) + goto err_gop_clk; + } + /* Get system's tclk rate */ priv->tclk = clk_get_rate(priv->pp_clk); + if (priv->hw_version == MVPP22) { + err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(40)); + if (err) + goto err_mg_clk; + /* Sadly, the BM pools all share the same register to + * store the high 32 bits of their address. So they + * must all have the same high 32 bits, which forces + * us to restrict coherent memory to DMA_BIT_MASK(32). + */ + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + if (err) + goto err_mg_clk; + } + /* Initialize network controller */ err = mvpp2_init(pdev, priv); if (err < 0) { dev_err(&pdev->dev, "failed to initialize controller\n"); - goto err_gop_clk; + goto err_mg_clk; } port_count = of_get_available_child_count(dn); if (port_count == 0) { dev_err(&pdev->dev, "no ports enabled\n"); err = -ENODEV; - goto err_gop_clk; + goto err_mg_clk; } priv->port_list = devm_kcalloc(&pdev->dev, port_count, @@ -6460,20 +6974,22 @@ static int mvpp2_probe(struct platform_device *pdev) GFP_KERNEL); if (!priv->port_list) { err = -ENOMEM; - goto err_gop_clk; + goto err_mg_clk; } /* Initialize ports */ - first_rxq = 0; for_each_available_child_of_node(dn, port_node) { - err = mvpp2_port_probe(pdev, port_node, priv, &first_rxq); + err = mvpp2_port_probe(pdev, port_node, priv); if (err < 0) - goto err_gop_clk; + goto err_mg_clk; } platform_set_drvdata(pdev, priv); return 0; +err_mg_clk: + if (priv->hw_version == MVPP22) + clk_disable_unprepare(priv->mg_clk); err_gop_clk: clk_disable_unprepare(priv->gop_clk); err_pp_clk: @@ -6506,9 +7022,10 @@ static int mvpp2_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, MVPP2_AGGR_TXQ_SIZE * MVPP2_DESC_ALIGNED_SIZE, aggr_txq->descs, - aggr_txq->descs_phys); + aggr_txq->descs_dma); } + clk_disable_unprepare(priv->mg_clk); clk_disable_unprepare(priv->pp_clk); clk_disable_unprepare(priv->gop_clk); @@ -6516,7 +7033,14 @@ static int mvpp2_remove(struct platform_device *pdev) } static const struct of_device_id mvpp2_match[] = { - { .compatible = "marvell,armada-375-pp2" }, + { + .compatible = "marvell,armada-375-pp2", + .data = (void *)MVPP21, + }, + { + .compatible = "marvell,armada-7k-pp22", + .data = (void *)MVPP22, + }, { } }; MODULE_DEVICE_TABLE(of, mvpp2_match); diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 9e757684816d..d81d3b6dfd87 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1846,6 +1846,12 @@ static int mtk_hw_init(struct mtk_eth *eth) /* GE2, Force 1000M/FD, FC ON */ mtk_w32(eth, MAC_MCR_FIXED_LINK, MTK_MAC_MCR(1)); + /* Indicates CDM to parse the MTK special tag from CPU + * which also is working out for untag packets. + */ + val = mtk_r32(eth, MTK_CDMQ_IG_CTRL); + mtk_w32(eth, val | MTK_CDMQ_STAG_EN, MTK_CDMQ_IG_CTRL); + /* Enable RX VLan Offloading */ mtk_w32(eth, 1, MTK_CDMP_EG_CTRL); @@ -1908,10 +1914,9 @@ static int __init mtk_init(struct net_device *dev) /* If the mac address is invalid, use random mac address */ if (!is_valid_ether_addr(dev->dev_addr)) { - random_ether_addr(dev->dev_addr); + eth_hw_addr_random(dev); dev_err(eth->dev, "generated random MAC address %pM\n", dev->dev_addr); - dev->addr_assign_type = NET_ADDR_RANDOM; } return mtk_phy_connect(dev); @@ -2317,6 +2322,8 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) eth->netdev[id]->ethtool_ops = &mtk_ethtool_ops; eth->netdev[id]->irq = eth->irq[0]; + eth->netdev[id]->dev.of_node = np; + return 0; free_netdev: diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 99b1c8e9f16f..996024d02668 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -70,6 +70,10 @@ /* Frame Engine Interrupt Grouping Register */ #define MTK_FE_INT_GRP 0x20 +/* CDMP Ingress Control Register */ +#define MTK_CDMQ_IG_CTRL 0x1400 +#define MTK_CDMQ_STAG_EN BIT(0) + /* CDMP Exgress Control Register */ #define MTK_CDMP_EG_CTRL 0x404 diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index c4d714fcc7da..ffbcb27c05e5 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -117,7 +117,7 @@ static const char main_strings[][ETH_GSTRING_LEN] = { /* port statistics */ "tso_packets", "xmit_more", - "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed", + "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_pages", "rx_csum_good", "rx_csum_none", "rx_csum_complete", "tx_chksum_offload", /* pf statistics */ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 61420473fe5f..94fab20ef146 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -92,7 +92,9 @@ static int __mlx4_en_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return mlx4_en_setup_tc(dev, tc->tc); + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return mlx4_en_setup_tc(dev, tc->mqprio->num_tc); } #ifdef CONFIG_RFS_ACCEL diff --git a/drivers/net/ethernet/mellanox/mlx4/en_port.c b/drivers/net/ethernet/mellanox/mlx4/en_port.c index 9166d90e7328..e0eb695318e6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_port.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_port.c @@ -213,6 +213,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) priv->port_stats.rx_chksum_good = 0; priv->port_stats.rx_chksum_none = 0; priv->port_stats.rx_chksum_complete = 0; + priv->port_stats.rx_alloc_pages = 0; priv->xdp_stats.rx_xdp_drop = 0; priv->xdp_stats.rx_xdp_tx = 0; priv->xdp_stats.rx_xdp_tx_full = 0; @@ -223,6 +224,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) priv->port_stats.rx_chksum_good += READ_ONCE(ring->csum_ok); priv->port_stats.rx_chksum_none += READ_ONCE(ring->csum_none); priv->port_stats.rx_chksum_complete += READ_ONCE(ring->csum_complete); + priv->port_stats.rx_alloc_pages += READ_ONCE(ring->rx_alloc_pages); priv->xdp_stats.rx_xdp_drop += READ_ONCE(ring->xdp_drop); priv->xdp_stats.rx_xdp_tx += READ_ONCE(ring->xdp_tx); priv->xdp_stats.rx_xdp_tx_full += READ_ONCE(ring->xdp_tx_full); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 867292880c07..aa074e57ce06 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -50,173 +50,62 @@ #include "mlx4_en.h" -static int mlx4_alloc_pages(struct mlx4_en_priv *priv, - struct mlx4_en_rx_alloc *page_alloc, - const struct mlx4_en_frag_info *frag_info, - gfp_t _gfp) +static int mlx4_alloc_page(struct mlx4_en_priv *priv, + struct mlx4_en_rx_alloc *frag, + gfp_t gfp) { - int order; struct page *page; dma_addr_t dma; - for (order = frag_info->order; ;) { - gfp_t gfp = _gfp; - - if (order) - gfp |= __GFP_COMP | __GFP_NOWARN | __GFP_NOMEMALLOC; - page = alloc_pages(gfp, order); - if (likely(page)) - break; - if (--order < 0 || - ((PAGE_SIZE << order) < frag_info->frag_size)) - return -ENOMEM; - } - dma = dma_map_page(priv->ddev, page, 0, PAGE_SIZE << order, - frag_info->dma_dir); + page = alloc_page(gfp); + if (unlikely(!page)) + return -ENOMEM; + dma = dma_map_page(priv->ddev, page, 0, PAGE_SIZE, priv->dma_dir); if (unlikely(dma_mapping_error(priv->ddev, dma))) { - put_page(page); + __free_page(page); return -ENOMEM; } - page_alloc->page_size = PAGE_SIZE << order; - page_alloc->page = page; - page_alloc->dma = dma; - page_alloc->page_offset = 0; - /* Not doing get_page() for each frag is a big win - * on asymetric workloads. Note we can not use atomic_set(). - */ - page_ref_add(page, page_alloc->page_size / frag_info->frag_stride - 1); + frag->page = page; + frag->dma = dma; + frag->page_offset = priv->rx_headroom; return 0; } static int mlx4_en_alloc_frags(struct mlx4_en_priv *priv, + struct mlx4_en_rx_ring *ring, struct mlx4_en_rx_desc *rx_desc, struct mlx4_en_rx_alloc *frags, - struct mlx4_en_rx_alloc *ring_alloc, gfp_t gfp) { - struct mlx4_en_rx_alloc page_alloc[MLX4_EN_MAX_RX_FRAGS]; - const struct mlx4_en_frag_info *frag_info; - struct page *page; int i; - for (i = 0; i < priv->num_frags; i++) { - frag_info = &priv->frag_info[i]; - page_alloc[i] = ring_alloc[i]; - page_alloc[i].page_offset += frag_info->frag_stride; - - if (page_alloc[i].page_offset + frag_info->frag_stride <= - ring_alloc[i].page_size) - continue; - - if (unlikely(mlx4_alloc_pages(priv, &page_alloc[i], - frag_info, gfp))) - goto out; - } - - for (i = 0; i < priv->num_frags; i++) { - frags[i] = ring_alloc[i]; - frags[i].page_offset += priv->frag_info[i].rx_headroom; - rx_desc->data[i].addr = cpu_to_be64(frags[i].dma + - frags[i].page_offset); - ring_alloc[i] = page_alloc[i]; - } - - return 0; - -out: - while (i--) { - if (page_alloc[i].page != ring_alloc[i].page) { - dma_unmap_page(priv->ddev, page_alloc[i].dma, - page_alloc[i].page_size, - priv->frag_info[i].dma_dir); - page = page_alloc[i].page; - /* Revert changes done by mlx4_alloc_pages */ - page_ref_sub(page, page_alloc[i].page_size / - priv->frag_info[i].frag_stride - 1); - put_page(page); + for (i = 0; i < priv->num_frags; i++, frags++) { + if (!frags->page) { + if (mlx4_alloc_page(priv, frags, gfp)) + return -ENOMEM; + ring->rx_alloc_pages++; } - } - return -ENOMEM; -} - -static void mlx4_en_free_frag(struct mlx4_en_priv *priv, - struct mlx4_en_rx_alloc *frags, - int i) -{ - const struct mlx4_en_frag_info *frag_info = &priv->frag_info[i]; - u32 next_frag_end = frags[i].page_offset + 2 * frag_info->frag_stride; - - - if (next_frag_end > frags[i].page_size) - dma_unmap_page(priv->ddev, frags[i].dma, frags[i].page_size, - frag_info->dma_dir); - - if (frags[i].page) - put_page(frags[i].page); -} - -static int mlx4_en_init_allocator(struct mlx4_en_priv *priv, - struct mlx4_en_rx_ring *ring) -{ - int i; - struct mlx4_en_rx_alloc *page_alloc; - - for (i = 0; i < priv->num_frags; i++) { - const struct mlx4_en_frag_info *frag_info = &priv->frag_info[i]; - - if (mlx4_alloc_pages(priv, &ring->page_alloc[i], - frag_info, GFP_KERNEL | __GFP_COLD)) - goto out; - - en_dbg(DRV, priv, " frag %d allocator: - size:%d frags:%d\n", - i, ring->page_alloc[i].page_size, - page_ref_count(ring->page_alloc[i].page)); + rx_desc->data[i].addr = cpu_to_be64(frags->dma + + frags->page_offset); } return 0; - -out: - while (i--) { - struct page *page; - - page_alloc = &ring->page_alloc[i]; - dma_unmap_page(priv->ddev, page_alloc->dma, - page_alloc->page_size, - priv->frag_info[i].dma_dir); - page = page_alloc->page; - /* Revert changes done by mlx4_alloc_pages */ - page_ref_sub(page, page_alloc->page_size / - priv->frag_info[i].frag_stride - 1); - put_page(page); - page_alloc->page = NULL; - } - return -ENOMEM; } -static void mlx4_en_destroy_allocator(struct mlx4_en_priv *priv, - struct mlx4_en_rx_ring *ring) +static void mlx4_en_free_frag(const struct mlx4_en_priv *priv, + struct mlx4_en_rx_alloc *frag) { - struct mlx4_en_rx_alloc *page_alloc; - int i; - - for (i = 0; i < priv->num_frags; i++) { - const struct mlx4_en_frag_info *frag_info = &priv->frag_info[i]; - - page_alloc = &ring->page_alloc[i]; - en_dbg(DRV, priv, "Freeing allocator:%d count:%d\n", - i, page_count(page_alloc->page)); - - dma_unmap_page(priv->ddev, page_alloc->dma, - page_alloc->page_size, frag_info->dma_dir); - while (page_alloc->page_offset + frag_info->frag_stride < - page_alloc->page_size) { - put_page(page_alloc->page); - page_alloc->page_offset += frag_info->frag_stride; - } - page_alloc->page = NULL; + if (frag->page) { + dma_unmap_page(priv->ddev, frag->dma, + PAGE_SIZE, priv->dma_dir); + __free_page(frag->page); } + /* We need to clear all fields, otherwise a change of priv->log_rx_info + * could lead to see garbage later in frag->page. + */ + memset(frag, 0, sizeof(*frag)); } -static void mlx4_en_init_rx_desc(struct mlx4_en_priv *priv, +static void mlx4_en_init_rx_desc(const struct mlx4_en_priv *priv, struct mlx4_en_rx_ring *ring, int index) { struct mlx4_en_rx_desc *rx_desc = ring->buf + ring->stride * index; @@ -248,18 +137,23 @@ static int mlx4_en_prepare_rx_desc(struct mlx4_en_priv *priv, struct mlx4_en_rx_desc *rx_desc = ring->buf + (index * ring->stride); struct mlx4_en_rx_alloc *frags = ring->rx_info + (index << priv->log_rx_info); - if (ring->page_cache.index > 0) { - frags[0] = ring->page_cache.buf[--ring->page_cache.index]; - rx_desc->data[0].addr = cpu_to_be64(frags[0].dma + - frags[0].page_offset); + /* XDP uses a single page per frame */ + if (!frags->page) { + ring->page_cache.index--; + frags->page = ring->page_cache.buf[ring->page_cache.index].page; + frags->dma = ring->page_cache.buf[ring->page_cache.index].dma; + } + frags->page_offset = XDP_PACKET_HEADROOM; + rx_desc->data[0].addr = cpu_to_be64(frags->dma + + XDP_PACKET_HEADROOM); return 0; } - return mlx4_en_alloc_frags(priv, rx_desc, frags, ring->page_alloc, gfp); + return mlx4_en_alloc_frags(priv, ring, rx_desc, frags, gfp); } -static inline bool mlx4_en_is_ring_empty(struct mlx4_en_rx_ring *ring) +static bool mlx4_en_is_ring_empty(const struct mlx4_en_rx_ring *ring) { return ring->prod == ring->cons; } @@ -269,7 +163,8 @@ static inline void mlx4_en_update_rx_prod_db(struct mlx4_en_rx_ring *ring) *ring->wqres.db.db = cpu_to_be32(ring->prod & 0xffff); } -static void mlx4_en_free_rx_desc(struct mlx4_en_priv *priv, +/* slow path */ +static void mlx4_en_free_rx_desc(const struct mlx4_en_priv *priv, struct mlx4_en_rx_ring *ring, int index) { @@ -279,7 +174,7 @@ static void mlx4_en_free_rx_desc(struct mlx4_en_priv *priv, frags = ring->rx_info + (index << priv->log_rx_info); for (nr = 0; nr < priv->num_frags; nr++) { en_dbg(DRV, priv, "Freeing fragment:%d\n", nr); - mlx4_en_free_frag(priv, frags, nr); + mlx4_en_free_frag(priv, frags + nr); } } @@ -335,12 +230,12 @@ static void mlx4_en_free_rx_buf(struct mlx4_en_priv *priv, ring->cons, ring->prod); /* Unmap and free Rx buffers */ - while (!mlx4_en_is_ring_empty(ring)) { - index = ring->cons & ring->size_mask; + for (index = 0; index < ring->size; index++) { en_dbg(DRV, priv, "Processing descriptor:%d\n", index); mlx4_en_free_rx_desc(priv, ring, index); - ++ring->cons; } + ring->cons = 0; + ring->prod = 0; } void mlx4_en_set_num_rx_rings(struct mlx4_en_dev *mdev) @@ -392,9 +287,9 @@ int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv, tmp = size * roundup_pow_of_two(MLX4_EN_MAX_RX_FRAGS * sizeof(struct mlx4_en_rx_alloc)); - ring->rx_info = vmalloc_node(tmp, node); + ring->rx_info = vzalloc_node(tmp, node); if (!ring->rx_info) { - ring->rx_info = vmalloc(tmp); + ring->rx_info = vzalloc(tmp); if (!ring->rx_info) { err = -ENOMEM; goto err_ring; @@ -464,16 +359,6 @@ int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv) /* Initialize all descriptors */ for (i = 0; i < ring->size; i++) mlx4_en_init_rx_desc(priv, ring, i); - - /* Initialize page allocators */ - err = mlx4_en_init_allocator(priv, ring); - if (err) { - en_err(priv, "Failed initializing ring allocator\n"); - if (ring->stride <= TXBB_SIZE) - ring->buf -= TXBB_SIZE; - ring_ind--; - goto err_allocator; - } } err = mlx4_en_fill_rx_buffers(priv); if (err) @@ -493,11 +378,9 @@ err_buffers: mlx4_en_free_rx_buf(priv, priv->rx_ring[ring_ind]); ring_ind = priv->rx_ring_num - 1; -err_allocator: while (ring_ind >= 0) { if (priv->rx_ring[ring_ind]->stride <= TXBB_SIZE) priv->rx_ring[ring_ind]->buf -= TXBB_SIZE; - mlx4_en_destroy_allocator(priv, priv->rx_ring[ring_ind]); ring_ind--; } return err; @@ -537,7 +420,9 @@ bool mlx4_en_rx_recycle(struct mlx4_en_rx_ring *ring, if (cache->index >= MLX4_EN_CACHE_SIZE) return false; - cache->buf[cache->index++] = *frame; + cache->buf[cache->index].page = frame->page; + cache->buf[cache->index].dma = frame->dma; + cache->index++; return true; } @@ -567,136 +452,91 @@ void mlx4_en_deactivate_rx_ring(struct mlx4_en_priv *priv, int i; for (i = 0; i < ring->page_cache.index; i++) { - struct mlx4_en_rx_alloc *frame = &ring->page_cache.buf[i]; - - dma_unmap_page(priv->ddev, frame->dma, frame->page_size, - priv->frag_info[0].dma_dir); - put_page(frame->page); + dma_unmap_page(priv->ddev, ring->page_cache.buf[i].dma, + PAGE_SIZE, priv->dma_dir); + put_page(ring->page_cache.buf[i].page); } ring->page_cache.index = 0; mlx4_en_free_rx_buf(priv, ring); if (ring->stride <= TXBB_SIZE) ring->buf -= TXBB_SIZE; - mlx4_en_destroy_allocator(priv, ring); } static int mlx4_en_complete_rx_desc(struct mlx4_en_priv *priv, - struct mlx4_en_rx_desc *rx_desc, struct mlx4_en_rx_alloc *frags, struct sk_buff *skb, int length) { - struct skb_frag_struct *skb_frags_rx = skb_shinfo(skb)->frags; - struct mlx4_en_frag_info *frag_info; - int nr; + const struct mlx4_en_frag_info *frag_info = priv->frag_info; + unsigned int truesize = 0; + int nr, frag_size; + struct page *page; dma_addr_t dma; + bool release; /* Collect used fragments while replacing them in the HW descriptors */ - for (nr = 0; nr < priv->num_frags; nr++) { - frag_info = &priv->frag_info[nr]; - if (length <= frag_info->frag_prefix_size) - break; - if (unlikely(!frags[nr].page)) + for (nr = 0;; frags++) { + frag_size = min_t(int, length, frag_info->frag_size); + + page = frags->page; + if (unlikely(!page)) goto fail; - dma = be64_to_cpu(rx_desc->data[nr].addr); - dma_sync_single_for_cpu(priv->ddev, dma, frag_info->frag_size, - DMA_FROM_DEVICE); + dma = frags->dma; + dma_sync_single_range_for_cpu(priv->ddev, dma, frags->page_offset, + frag_size, priv->dma_dir); + + __skb_fill_page_desc(skb, nr, page, frags->page_offset, + frag_size); - __skb_fill_page_desc(skb, nr, frags[nr].page, - frags[nr].page_offset, - frag_info->frag_size); + truesize += frag_info->frag_stride; + if (frag_info->frag_stride == PAGE_SIZE / 2) { + frags->page_offset ^= PAGE_SIZE / 2; + release = page_count(page) != 1 || + page_is_pfmemalloc(page) || + page_to_nid(page) != numa_mem_id(); + } else { + u32 sz_align = ALIGN(frag_size, SMP_CACHE_BYTES); - skb->truesize += frag_info->frag_stride; - frags[nr].page = NULL; + frags->page_offset += sz_align; + release = frags->page_offset + frag_info->frag_size > PAGE_SIZE; + } + if (release) { + dma_unmap_page(priv->ddev, dma, PAGE_SIZE, priv->dma_dir); + frags->page = NULL; + } else { + page_ref_inc(page); + } + + nr++; + length -= frag_size; + if (!length) + break; + frag_info++; } - /* Adjust size of last fragment to match actual length */ - if (nr > 0) - skb_frag_size_set(&skb_frags_rx[nr - 1], - length - priv->frag_info[nr - 1].frag_prefix_size); + skb->truesize += truesize; return nr; fail: while (nr > 0) { nr--; - __skb_frag_unref(&skb_frags_rx[nr]); + __skb_frag_unref(skb_shinfo(skb)->frags + nr); } return 0; } - -static struct sk_buff *mlx4_en_rx_skb(struct mlx4_en_priv *priv, - struct mlx4_en_rx_desc *rx_desc, - struct mlx4_en_rx_alloc *frags, - unsigned int length) -{ - struct sk_buff *skb; - void *va; - int used_frags; - dma_addr_t dma; - - skb = netdev_alloc_skb(priv->dev, SMALL_PACKET_SIZE + NET_IP_ALIGN); - if (unlikely(!skb)) { - en_dbg(RX_ERR, priv, "Failed allocating skb\n"); - return NULL; - } - skb_reserve(skb, NET_IP_ALIGN); - skb->len = length; - - /* Get pointer to first fragment so we could copy the headers into the - * (linear part of the) skb */ - va = page_address(frags[0].page) + frags[0].page_offset; - - if (length <= SMALL_PACKET_SIZE) { - /* We are copying all relevant data to the skb - temporarily - * sync buffers for the copy */ - dma = be64_to_cpu(rx_desc->data[0].addr); - dma_sync_single_for_cpu(priv->ddev, dma, length, - DMA_FROM_DEVICE); - skb_copy_to_linear_data(skb, va, length); - skb->tail += length; - } else { - unsigned int pull_len; - - /* Move relevant fragments to skb */ - used_frags = mlx4_en_complete_rx_desc(priv, rx_desc, frags, - skb, length); - if (unlikely(!used_frags)) { - kfree_skb(skb); - return NULL; - } - skb_shinfo(skb)->nr_frags = used_frags; - - pull_len = eth_get_headlen(va, SMALL_PACKET_SIZE); - /* Copy headers into the skb linear buffer */ - memcpy(skb->data, va, pull_len); - skb->tail += pull_len; - - /* Skip headers in first fragment */ - skb_shinfo(skb)->frags[0].page_offset += pull_len; - - /* Adjust size of first fragment */ - skb_frag_size_sub(&skb_shinfo(skb)->frags[0], pull_len); - skb->data_len = length - pull_len; - } - return skb; -} - -static void validate_loopback(struct mlx4_en_priv *priv, struct sk_buff *skb) +static void validate_loopback(struct mlx4_en_priv *priv, void *va) { + const unsigned char *data = va + ETH_HLEN; int i; - int offset = ETH_HLEN; - for (i = 0; i < MLX4_LOOPBACK_TEST_PAYLOAD; i++, offset++) { - if (*(skb->data + offset) != (unsigned char) (i & 0xff)) - goto out_loopback; + for (i = 0; i < MLX4_LOOPBACK_TEST_PAYLOAD; i++) { + if (data[i] != (unsigned char)i) + return; } /* Loopback found */ priv->loopback_ok = 1; - -out_loopback: - dev_kfree_skb_any(skb); } static bool mlx4_en_refill_rx_buffers(struct mlx4_en_priv *priv, @@ -801,7 +641,6 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud struct mlx4_cqe *cqe; struct mlx4_en_rx_ring *ring = priv->rx_ring[cq->ring]; struct mlx4_en_rx_alloc *frags; - struct mlx4_en_rx_desc *rx_desc; struct bpf_prog *xdp_prog; int doorbell_pending; struct sk_buff *skb; @@ -834,10 +673,10 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud /* Process all completed CQEs */ while (XNOR(cqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK, cq->mcq.cons_index & cq->size)) { + void *va; frags = ring->rx_info + (index << priv->log_rx_info); - rx_desc = ring->buf + (index << ring->log_stride); - + va = page_address(frags[0].page) + frags[0].page_offset; /* * make sure we read the CQE after we read the ownership bit */ @@ -860,16 +699,14 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud * and not performing the selftest or flb disabled */ if (priv->flags & MLX4_EN_FLAG_RX_FILTER_NEEDED) { - struct ethhdr *ethh; + const struct ethhdr *ethh = va; dma_addr_t dma; /* Get pointer to first fragment since we haven't * skb yet and cast it to ethhdr struct */ - dma = be64_to_cpu(rx_desc->data[0].addr); + dma = frags[0].dma + frags[0].page_offset; dma_sync_single_for_cpu(priv->ddev, dma, sizeof(*ethh), DMA_FROM_DEVICE); - ethh = (struct ethhdr *)(page_address(frags[0].page) + - frags[0].page_offset); if (is_multicast_ether_addr(ethh->h_dest)) { struct mlx4_mac_entry *entry; @@ -887,13 +724,16 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud } } + if (unlikely(priv->validate_loopback)) { + validate_loopback(priv, va); + goto next; + } + /* * Packet is OK - process it. */ length = be32_to_cpu(cqe->byte_cnt); length -= ring->fcs_del; - l2_tunnel = (dev->hw_enc_features & NETIF_F_RXCSUM) && - (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_L2_TUNNEL)); /* A bpf program gets first chance to drop the packet. It may * read bytes but not past the end of the frag. @@ -904,13 +744,13 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud void *orig_data; u32 act; - dma = be64_to_cpu(rx_desc->data[0].addr); + dma = frags[0].dma + frags[0].page_offset; dma_sync_single_for_cpu(priv->ddev, dma, priv->frag_info[0].frag_size, DMA_FROM_DEVICE); - xdp.data_hard_start = page_address(frags[0].page); - xdp.data = xdp.data_hard_start + frags[0].page_offset; + xdp.data_hard_start = va - frags[0].page_offset; + xdp.data = va; xdp.data_end = xdp.data + length; orig_data = xdp.data; @@ -920,6 +760,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud length = xdp.data_end - xdp.data; frags[0].page_offset = xdp.data - xdp.data_hard_start; + va = xdp.data; } switch (act) { @@ -928,8 +769,10 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud case XDP_TX: if (likely(!mlx4_en_xmit_frame(ring, frags, dev, length, cq->ring, - &doorbell_pending))) - goto consumed; + &doorbell_pending))) { + frags[0].page = NULL; + goto next; + } trace_xdp_exception(dev, xdp_prog, act); goto xdp_drop_no_cnt; /* Drop on xmit failure */ default: @@ -939,8 +782,6 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud case XDP_DROP: ring->xdp_drop++; xdp_drop_no_cnt: - if (likely(mlx4_en_rx_recycle(ring, frags))) - goto consumed; goto next; } } @@ -948,129 +789,51 @@ xdp_drop_no_cnt: ring->bytes += length; ring->packets++; + skb = napi_get_frags(&cq->napi); + if (!skb) + goto next; + + if (unlikely(ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL)) { + timestamp = mlx4_en_get_cqe_ts(cqe); + mlx4_en_fill_hwtstamps(mdev, skb_hwtstamps(skb), + timestamp); + } + skb_record_rx_queue(skb, cq->ring); + if (likely(dev->features & NETIF_F_RXCSUM)) { if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_TCP | MLX4_CQE_STATUS_UDP)) { if ((cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPOK)) && cqe->checksum == cpu_to_be16(0xffff)) { ip_summed = CHECKSUM_UNNECESSARY; + l2_tunnel = (dev->hw_enc_features & NETIF_F_RXCSUM) && + (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_L2_TUNNEL)); + if (l2_tunnel) + skb->csum_level = 1; ring->csum_ok++; } else { - ip_summed = CHECKSUM_NONE; - ring->csum_none++; + goto csum_none; } } else { if (priv->flags & MLX4_EN_FLAG_RX_CSUM_NON_TCP_UDP && (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV4 | MLX4_CQE_STATUS_IPV6))) { - ip_summed = CHECKSUM_COMPLETE; - ring->csum_complete++; + if (check_csum(cqe, skb, va, dev->features)) { + goto csum_none; + } else { + ip_summed = CHECKSUM_COMPLETE; + ring->csum_complete++; + } } else { - ip_summed = CHECKSUM_NONE; - ring->csum_none++; + goto csum_none; } } } else { +csum_none: ip_summed = CHECKSUM_NONE; ring->csum_none++; } - - /* This packet is eligible for GRO if it is: - * - DIX Ethernet (type interpretation) - * - TCP/IP (v4) - * - without IP options - * - not an IP fragment - */ - if (dev->features & NETIF_F_GRO) { - struct sk_buff *gro_skb = napi_get_frags(&cq->napi); - if (!gro_skb) - goto next; - - nr = mlx4_en_complete_rx_desc(priv, - rx_desc, frags, gro_skb, - length); - if (!nr) - goto next; - - if (ip_summed == CHECKSUM_COMPLETE) { - void *va = skb_frag_address(skb_shinfo(gro_skb)->frags); - if (check_csum(cqe, gro_skb, va, - dev->features)) { - ip_summed = CHECKSUM_NONE; - ring->csum_none++; - ring->csum_complete--; - } - } - - skb_shinfo(gro_skb)->nr_frags = nr; - gro_skb->len = length; - gro_skb->data_len = length; - gro_skb->ip_summed = ip_summed; - - if (l2_tunnel && ip_summed == CHECKSUM_UNNECESSARY) - gro_skb->csum_level = 1; - - if ((cqe->vlan_my_qpn & - cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK)) && - (dev->features & NETIF_F_HW_VLAN_CTAG_RX)) { - u16 vid = be16_to_cpu(cqe->sl_vid); - - __vlan_hwaccel_put_tag(gro_skb, htons(ETH_P_8021Q), vid); - } else if ((be32_to_cpu(cqe->vlan_my_qpn) & - MLX4_CQE_SVLAN_PRESENT_MASK) && - (dev->features & NETIF_F_HW_VLAN_STAG_RX)) { - __vlan_hwaccel_put_tag(gro_skb, - htons(ETH_P_8021AD), - be16_to_cpu(cqe->sl_vid)); - } - - if (dev->features & NETIF_F_RXHASH) - skb_set_hash(gro_skb, - be32_to_cpu(cqe->immed_rss_invalid), - (ip_summed == CHECKSUM_UNNECESSARY) ? - PKT_HASH_TYPE_L4 : - PKT_HASH_TYPE_L3); - - skb_record_rx_queue(gro_skb, cq->ring); - - if (ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL) { - timestamp = mlx4_en_get_cqe_ts(cqe); - mlx4_en_fill_hwtstamps(mdev, - skb_hwtstamps(gro_skb), - timestamp); - } - - napi_gro_frags(&cq->napi); - goto next; - } - - /* GRO not possible, complete processing here */ - skb = mlx4_en_rx_skb(priv, rx_desc, frags, length); - if (unlikely(!skb)) { - ring->dropped++; - goto next; - } - - if (unlikely(priv->validate_loopback)) { - validate_loopback(priv, skb); - goto next; - } - - if (ip_summed == CHECKSUM_COMPLETE) { - if (check_csum(cqe, skb, skb->data, dev->features)) { - ip_summed = CHECKSUM_NONE; - ring->csum_complete--; - ring->csum_none++; - } - } - skb->ip_summed = ip_summed; - skb->protocol = eth_type_trans(skb, dev); - skb_record_rx_queue(skb, cq->ring); - - if (l2_tunnel && ip_summed == CHECKSUM_UNNECESSARY) - skb->csum_level = 1; - if (dev->features & NETIF_F_RXHASH) skb_set_hash(skb, be32_to_cpu(cqe->immed_rss_invalid), @@ -1078,36 +841,36 @@ xdp_drop_no_cnt: PKT_HASH_TYPE_L4 : PKT_HASH_TYPE_L3); - if ((be32_to_cpu(cqe->vlan_my_qpn) & - MLX4_CQE_CVLAN_PRESENT_MASK) && + + if ((cqe->vlan_my_qpn & + cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK)) && (dev->features & NETIF_F_HW_VLAN_CTAG_RX)) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(cqe->sl_vid)); - else if ((be32_to_cpu(cqe->vlan_my_qpn) & - MLX4_CQE_SVLAN_PRESENT_MASK) && + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), + be16_to_cpu(cqe->sl_vid)); + else if ((cqe->vlan_my_qpn & + cpu_to_be32(MLX4_CQE_SVLAN_PRESENT_MASK)) && (dev->features & NETIF_F_HW_VLAN_STAG_RX)) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021AD), be16_to_cpu(cqe->sl_vid)); - if (ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL) { - timestamp = mlx4_en_get_cqe_ts(cqe); - mlx4_en_fill_hwtstamps(mdev, skb_hwtstamps(skb), - timestamp); + nr = mlx4_en_complete_rx_desc(priv, frags, skb, length); + if (likely(nr)) { + skb_shinfo(skb)->nr_frags = nr; + skb->len = length; + skb->data_len = length; + napi_gro_frags(&cq->napi); + } else { + skb->vlan_tci = 0; + skb_clear_hash(skb); } - - napi_gro_receive(&cq->napi, skb); next: - for (nr = 0; nr < priv->num_frags; nr++) - mlx4_en_free_frag(priv, frags, nr); - -consumed: ++cq->mcq.cons_index; index = (cq->mcq.cons_index) & ring->size_mask; cqe = mlx4_en_get_cqe(cq->buf, index, priv->cqe_size) + factor; if (++polled == budget) - goto out; + break; } -out: rcu_read_unlock(); if (polled) { @@ -1178,13 +941,6 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget) return done; } -static const int frag_sizes[] = { - FRAG_SZ0, - FRAG_SZ1, - FRAG_SZ2, - FRAG_SZ3 -}; - void mlx4_en_calc_rx_buf(struct net_device *dev) { struct mlx4_en_priv *priv = netdev_priv(dev); @@ -1195,33 +951,43 @@ void mlx4_en_calc_rx_buf(struct net_device *dev) * This only works when num_frags == 1. */ if (priv->tx_ring_num[TX_XDP]) { - priv->frag_info[0].order = 0; priv->frag_info[0].frag_size = eff_mtu; - priv->frag_info[0].frag_prefix_size = 0; /* This will gain efficient xdp frame recycling at the * expense of more costly truesize accounting */ priv->frag_info[0].frag_stride = PAGE_SIZE; - priv->frag_info[0].dma_dir = PCI_DMA_BIDIRECTIONAL; - priv->frag_info[0].rx_headroom = XDP_PACKET_HEADROOM; + priv->dma_dir = PCI_DMA_BIDIRECTIONAL; + priv->rx_headroom = XDP_PACKET_HEADROOM; i = 1; } else { - int buf_size = 0; + int frag_size_max = 2048, buf_size = 0; + + /* should not happen, right ? */ + if (eff_mtu > PAGE_SIZE + (MLX4_EN_MAX_RX_FRAGS - 1) * 2048) + frag_size_max = PAGE_SIZE; while (buf_size < eff_mtu) { - priv->frag_info[i].order = MLX4_EN_ALLOC_PREFER_ORDER; - priv->frag_info[i].frag_size = - (eff_mtu > buf_size + frag_sizes[i]) ? - frag_sizes[i] : eff_mtu - buf_size; - priv->frag_info[i].frag_prefix_size = buf_size; - priv->frag_info[i].frag_stride = - ALIGN(priv->frag_info[i].frag_size, - SMP_CACHE_BYTES); - priv->frag_info[i].dma_dir = PCI_DMA_FROMDEVICE; - priv->frag_info[i].rx_headroom = 0; - buf_size += priv->frag_info[i].frag_size; + int frag_stride, frag_size = eff_mtu - buf_size; + int pad, nb; + + if (i < MLX4_EN_MAX_RX_FRAGS - 1) + frag_size = min(frag_size, frag_size_max); + + priv->frag_info[i].frag_size = frag_size; + frag_stride = ALIGN(frag_size, SMP_CACHE_BYTES); + /* We can only pack 2 1536-bytes frames in on 4K page + * Therefore, each frame would consume more bytes (truesize) + */ + nb = PAGE_SIZE / frag_stride; + pad = (PAGE_SIZE - nb * frag_stride) / nb; + pad &= ~(SMP_CACHE_BYTES - 1); + priv->frag_info[i].frag_stride = frag_stride + pad; + + buf_size += frag_size; i++; } + priv->dma_dir = PCI_DMA_FROMDEVICE; + priv->rx_headroom = 0; } priv->num_frags = i; @@ -1232,10 +998,9 @@ void mlx4_en_calc_rx_buf(struct net_device *dev) eff_mtu, priv->num_frags); for (i = 0; i < priv->num_frags; i++) { en_err(priv, - " frag:%d - size:%d prefix:%d stride:%d\n", + " frag:%d - size:%d stride:%d\n", i, priv->frag_info[i].frag_size, - priv->frag_info[i].frag_prefix_size, priv->frag_info[i].frag_stride); } } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c index 95290e1fc9fe..17112faafbcc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c @@ -81,14 +81,11 @@ static int mlx4_en_test_loopback(struct mlx4_en_priv *priv) { u32 loopback_ok = 0; int i; - bool gro_enabled; priv->loopback_ok = 0; priv->validate_loopback = 1; - gro_enabled = priv->dev->features & NETIF_F_GRO; mlx4_en_update_loopback_state(priv->dev, priv->dev->features); - priv->dev->features &= ~NETIF_F_GRO; /* xmit */ if (mlx4_en_test_loopback_xmit(priv)) { @@ -111,9 +108,6 @@ mlx4_en_test_loopback_exit: priv->validate_loopback = 0; - if (gro_enabled) - priv->dev->features |= NETIF_F_GRO; - mlx4_en_update_loopback_state(priv->dev, priv->dev->features); return !loopback_ok; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 3ed42199d3f1..3ba89bc43d74 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -354,13 +354,11 @@ u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv, struct mlx4_en_rx_alloc frame = { .page = tx_info->page, .dma = tx_info->map0_dma, - .page_offset = XDP_PACKET_HEADROOM, - .page_size = PAGE_SIZE, }; if (!mlx4_en_rx_recycle(ring->recycle_ring, &frame)) { dma_unmap_page(priv->ddev, tx_info->map0_dma, - PAGE_SIZE, priv->frag_info[0].dma_dir); + PAGE_SIZE, priv->dma_dir); put_page(tx_info->page); } @@ -980,8 +978,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) ring->tso_packets++; - i = ((skb->len - lso_header_size) / shinfo->gso_size) + - !!((skb->len - lso_header_size) % shinfo->gso_size); + i = shinfo->gso_segs; tx_info->nr_bytes = skb->len + (i - 1) * lso_header_size; ring->packets += i; } else { diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 3629ce11a68b..39f401aa3047 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -102,17 +102,6 @@ /* Use the maximum between 16384 and a single page */ #define MLX4_EN_ALLOC_SIZE PAGE_ALIGN(16384) -#define MLX4_EN_ALLOC_PREFER_ORDER min_t(int, get_order(32768), \ - PAGE_ALLOC_COSTLY_ORDER) - -/* Receive fragment sizes; we use at most 3 fragments (for 9600 byte MTU - * and 4K allocations) */ -enum { - FRAG_SZ0 = 1536 - NET_IP_ALIGN, - FRAG_SZ1 = 4096, - FRAG_SZ2 = 4096, - FRAG_SZ3 = MLX4_EN_ALLOC_SIZE -}; #define MLX4_EN_MAX_RX_FRAGS 4 /* Maximum ring sizes */ @@ -264,13 +253,16 @@ struct mlx4_en_rx_alloc { struct page *page; dma_addr_t dma; u32 page_offset; - u32 page_size; }; #define MLX4_EN_CACHE_SIZE (2 * NAPI_POLL_WEIGHT) + struct mlx4_en_page_cache { u32 index; - struct mlx4_en_rx_alloc buf[MLX4_EN_CACHE_SIZE]; + struct { + struct page *page; + dma_addr_t dma; + } buf[MLX4_EN_CACHE_SIZE]; }; struct mlx4_en_priv; @@ -335,7 +327,6 @@ struct mlx4_en_rx_desc { struct mlx4_en_rx_ring { struct mlx4_hwq_resources wqres; - struct mlx4_en_rx_alloc page_alloc[MLX4_EN_MAX_RX_FRAGS]; u32 size ; /* number of Rx descs*/ u32 actual_size; u32 size_mask; @@ -355,6 +346,7 @@ struct mlx4_en_rx_ring { unsigned long csum_ok; unsigned long csum_none; unsigned long csum_complete; + unsigned long rx_alloc_pages; unsigned long xdp_drop; unsigned long xdp_tx; unsigned long xdp_tx_full; @@ -472,11 +464,7 @@ struct mlx4_en_mc_list { struct mlx4_en_frag_info { u16 frag_size; - u16 frag_prefix_size; u32 frag_stride; - enum dma_data_direction dma_dir; - u16 order; - u16 rx_headroom; }; #ifdef CONFIG_MLX4_EN_DCB @@ -584,8 +572,10 @@ struct mlx4_en_priv { u32 rx_ring_num; u32 rx_skb_size; struct mlx4_en_frag_info frag_info[MLX4_EN_MAX_RX_FRAGS]; - u16 num_frags; - u16 log_rx_info; + u8 num_frags; + u8 log_rx_info; + u8 dma_dir; + u16 rx_headroom; struct mlx4_en_tx_ring **tx_ring[MLX4_EN_NUM_TX_TYPES]; struct mlx4_en_rx_ring *rx_ring[MAX_RX_RINGS]; diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h index 48641cb0367f..926f3c3f3665 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h @@ -37,7 +37,7 @@ struct mlx4_en_port_stats { unsigned long queue_stopped; unsigned long wake_queue; unsigned long tx_timeout; - unsigned long rx_alloc_failed; + unsigned long rx_alloc_pages; unsigned long rx_chksum_good; unsigned long rx_chksum_none; unsigned long rx_chksum_complete; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index a380353a78c2..5bdaf3d545b2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -279,6 +279,8 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_DESTROY_XRC_SRQ: case MLX5_CMD_OP_DESTROY_DCT: case MLX5_CMD_OP_DEALLOC_Q_COUNTER: + case MLX5_CMD_OP_DESTROY_SCHEDULING_ELEMENT: + case MLX5_CMD_OP_DESTROY_QOS_PARA_VPORT: case MLX5_CMD_OP_DEALLOC_PD: case MLX5_CMD_OP_DEALLOC_UAR: case MLX5_CMD_OP_DETACH_FROM_MCG: @@ -305,8 +307,7 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY: case MLX5_CMD_OP_SET_FLOW_TABLE_ROOT: case MLX5_CMD_OP_DEALLOC_ENCAP_HEADER: - case MLX5_CMD_OP_DESTROY_SCHEDULING_ELEMENT: - case MLX5_CMD_OP_DESTROY_QOS_PARA_VPORT: + case MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT: return MLX5_CMD_STAT_OK; case MLX5_CMD_OP_QUERY_HCA_CAP: @@ -363,6 +364,10 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_QUERY_Q_COUNTER: case MLX5_CMD_OP_SET_RATE_LIMIT: case MLX5_CMD_OP_QUERY_RATE_LIMIT: + case MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT: + case MLX5_CMD_OP_QUERY_SCHEDULING_ELEMENT: + case MLX5_CMD_OP_MODIFY_SCHEDULING_ELEMENT: + case MLX5_CMD_OP_CREATE_QOS_PARA_VPORT: case MLX5_CMD_OP_ALLOC_PD: case MLX5_CMD_OP_ALLOC_UAR: case MLX5_CMD_OP_CONFIG_INT_MODERATION: @@ -414,10 +419,7 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_ALLOC_FLOW_COUNTER: case MLX5_CMD_OP_QUERY_FLOW_COUNTER: case MLX5_CMD_OP_ALLOC_ENCAP_HEADER: - case MLX5_CMD_OP_CREATE_SCHEDULING_ELEMENT: - case MLX5_CMD_OP_QUERY_SCHEDULING_ELEMENT: - case MLX5_CMD_OP_MODIFY_SCHEDULING_ELEMENT: - case MLX5_CMD_OP_CREATE_QOS_PARA_VPORT: + case MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT: *status = MLX5_DRIVER_STATUS_ABORTED; *synd = MLX5_DRIVER_SYND; return -EIO; @@ -501,6 +503,12 @@ const char *mlx5_command_str(int command) MLX5_COMMAND_STR_CASE(QUERY_Q_COUNTER); MLX5_COMMAND_STR_CASE(SET_RATE_LIMIT); MLX5_COMMAND_STR_CASE(QUERY_RATE_LIMIT); + MLX5_COMMAND_STR_CASE(CREATE_SCHEDULING_ELEMENT); + MLX5_COMMAND_STR_CASE(DESTROY_SCHEDULING_ELEMENT); + MLX5_COMMAND_STR_CASE(QUERY_SCHEDULING_ELEMENT); + MLX5_COMMAND_STR_CASE(MODIFY_SCHEDULING_ELEMENT); + MLX5_COMMAND_STR_CASE(CREATE_QOS_PARA_VPORT); + MLX5_COMMAND_STR_CASE(DESTROY_QOS_PARA_VPORT); MLX5_COMMAND_STR_CASE(ALLOC_PD); MLX5_COMMAND_STR_CASE(DEALLOC_PD); MLX5_COMMAND_STR_CASE(ALLOC_UAR); @@ -576,12 +584,8 @@ const char *mlx5_command_str(int command) MLX5_COMMAND_STR_CASE(MODIFY_FLOW_TABLE); MLX5_COMMAND_STR_CASE(ALLOC_ENCAP_HEADER); MLX5_COMMAND_STR_CASE(DEALLOC_ENCAP_HEADER); - MLX5_COMMAND_STR_CASE(CREATE_SCHEDULING_ELEMENT); - MLX5_COMMAND_STR_CASE(DESTROY_SCHEDULING_ELEMENT); - MLX5_COMMAND_STR_CASE(QUERY_SCHEDULING_ELEMENT); - MLX5_COMMAND_STR_CASE(MODIFY_SCHEDULING_ELEMENT); - MLX5_COMMAND_STR_CASE(CREATE_QOS_PARA_VPORT); - MLX5_COMMAND_STR_CASE(DESTROY_QOS_PARA_VPORT); + MLX5_COMMAND_STR_CASE(ALLOC_MODIFY_HEADER_CONTEXT); + MLX5_COMMAND_STR_CASE(DEALLOC_MODIFY_HEADER_CONTEXT); default: return "unknown command opcode"; } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index dc52053128bc..b7feecfbb5a5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -111,18 +111,13 @@ #define MLX5E_MAX_NUM_SQS (MLX5E_MAX_NUM_CHANNELS * MLX5E_MAX_NUM_TC) #define MLX5E_TX_CQ_POLL_BUDGET 128 #define MLX5E_UPDATE_STATS_INTERVAL 200 /* msecs */ -#define MLX5E_SQ_BF_BUDGET 16 #define MLX5E_ICOSQ_MAX_WQEBBS \ (DIV_ROUND_UP(sizeof(struct mlx5e_umr_wqe), MLX5_SEND_WQE_BB)) #define MLX5E_XDP_MIN_INLINE (ETH_HLEN + VLAN_HLEN) -#define MLX5E_XDP_IHS_DS_COUNT \ - DIV_ROUND_UP(MLX5E_XDP_MIN_INLINE - 2, MLX5_SEND_WQE_DS) #define MLX5E_XDP_TX_DS_COUNT \ ((sizeof(struct mlx5e_tx_wqe) / MLX5_SEND_WQE_DS) + 1 /* SG DS */) -#define MLX5E_XDP_TX_WQEBBS \ - DIV_ROUND_UP(MLX5E_XDP_TX_DS_COUNT, MLX5_SEND_WQEBB_NUM_DS) #define MLX5E_NUM_MAIN_GROUPS 9 @@ -187,15 +182,15 @@ enum mlx5e_priv_flag { MLX5E_PFLAG_RX_CQE_COMPRESS = (1 << 1), }; -#define MLX5E_SET_PFLAG(priv, pflag, enable) \ +#define MLX5E_SET_PFLAG(params, pflag, enable) \ do { \ if (enable) \ - (priv)->params.pflags |= (pflag); \ + (params)->pflags |= (pflag); \ else \ - (priv)->params.pflags &= ~(pflag); \ + (params)->pflags &= ~(pflag); \ } while (0) -#define MLX5E_GET_PFLAG(priv, pflag) (!!((priv)->params.pflags & (pflag))) +#define MLX5E_GET_PFLAG(params, pflag) (!!((params)->pflags & (pflag))) #ifdef CONFIG_MLX5_CORE_EN_DCB #define MLX5E_MAX_BW_ALLOC 100 /* Max percentage of BW allocation */ @@ -218,7 +213,6 @@ struct mlx5e_params { bool rx_cqe_compress_def; struct mlx5e_cq_moder rx_cq_moderation; struct mlx5e_cq_moder tx_cq_moderation; - u16 min_rx_wqes; bool lro_en; u32 lro_wqe_sz; u16 tx_max_inline; @@ -227,9 +221,11 @@ struct mlx5e_params { u8 toeplitz_hash_key[40]; u32 indirection_rqt[MLX5E_INDIR_RQT_SIZE]; bool vlan_strip_disable; + bool scatter_fcs_en; bool rx_am_enabled; u32 lro_timeout; u32 pflags; + struct bpf_prog *xdp_prog; }; #ifdef CONFIG_MLX5_CORE_EN_DCB @@ -285,7 +281,6 @@ struct mlx5e_cq { struct napi_struct *napi; struct mlx5_core_cq mcq; struct mlx5e_channel *channel; - struct mlx5e_priv *priv; /* cqe decompression */ struct mlx5_cqe64 title; @@ -295,22 +290,163 @@ struct mlx5e_cq { u16 decmprs_wqe_counter; /* control */ + struct mlx5_core_dev *mdev; struct mlx5_frag_wq_ctrl wq_ctrl; } ____cacheline_aligned_in_smp; -struct mlx5e_rq; -typedef void (*mlx5e_fp_handle_rx_cqe)(struct mlx5e_rq *rq, - struct mlx5_cqe64 *cqe); -typedef int (*mlx5e_fp_alloc_wqe)(struct mlx5e_rq *rq, struct mlx5e_rx_wqe *wqe, - u16 ix); +struct mlx5e_tx_wqe_info { + u32 num_bytes; + u8 num_wqebbs; + u8 num_dma; +}; + +enum mlx5e_dma_map_type { + MLX5E_DMA_MAP_SINGLE, + MLX5E_DMA_MAP_PAGE +}; + +struct mlx5e_sq_dma { + dma_addr_t addr; + u32 size; + enum mlx5e_dma_map_type type; +}; + +enum { + MLX5E_SQ_STATE_ENABLED, +}; + +struct mlx5e_sq_wqe_info { + u8 opcode; + u8 num_wqebbs; +}; + +struct mlx5e_txqsq { + /* data path */ + + /* dirtied @completion */ + u16 cc; + u32 dma_fifo_cc; + + /* dirtied @xmit */ + u16 pc ____cacheline_aligned_in_smp; + u32 dma_fifo_pc; + struct mlx5e_sq_stats stats; + + struct mlx5e_cq cq; + + /* write@xmit, read@completion */ + struct { + struct sk_buff **skb; + struct mlx5e_sq_dma *dma_fifo; + struct mlx5e_tx_wqe_info *wqe_info; + } db; + + /* read only */ + struct mlx5_wq_cyc wq; + u32 dma_fifo_mask; + void __iomem *uar_map; + struct netdev_queue *txq; + u32 sqn; + u16 max_inline; + u8 min_inline_mode; + u16 edge; + struct device *pdev; + struct mlx5e_tstamp *tstamp; + __be32 mkey_be; + unsigned long state; + + /* control path */ + struct mlx5_wq_ctrl wq_ctrl; + struct mlx5e_channel *channel; + int txq_ix; + u32 rate_limit; +} ____cacheline_aligned_in_smp; + +struct mlx5e_xdpsq { + /* data path */ + + /* dirtied @rx completion */ + u16 cc; + u16 pc; + + struct mlx5e_cq cq; + + /* write@xmit, read@completion */ + struct { + struct mlx5e_dma_info *di; + bool doorbell; + } db; + + /* read only */ + struct mlx5_wq_cyc wq; + void __iomem *uar_map; + u32 sqn; + struct device *pdev; + __be32 mkey_be; + u8 min_inline_mode; + unsigned long state; + + /* control path */ + struct mlx5_wq_ctrl wq_ctrl; + struct mlx5e_channel *channel; +} ____cacheline_aligned_in_smp; + +struct mlx5e_icosq { + /* data path */ + + /* dirtied @completion */ + u16 cc; + + /* dirtied @xmit */ + u16 pc ____cacheline_aligned_in_smp; + u32 dma_fifo_pc; + u16 prev_cc; + + struct mlx5e_cq cq; + + /* write@xmit, read@completion */ + struct { + struct mlx5e_sq_wqe_info *ico_wqe; + } db; -typedef void (*mlx5e_fp_dealloc_wqe)(struct mlx5e_rq *rq, u16 ix); + /* read only */ + struct mlx5_wq_cyc wq; + void __iomem *uar_map; + u32 sqn; + u16 edge; + struct device *pdev; + __be32 mkey_be; + unsigned long state; + + /* control path */ + struct mlx5_wq_ctrl wq_ctrl; + struct mlx5e_channel *channel; +} ____cacheline_aligned_in_smp; + +static inline bool +mlx5e_wqc_has_room_for(struct mlx5_wq_cyc *wq, u16 cc, u16 pc, u16 n) +{ + return (((wq->sz_m1 & (cc - pc)) >= n) || (cc == pc)); +} struct mlx5e_dma_info { struct page *page; dma_addr_t addr; }; +struct mlx5e_umr_dma_info { + __be64 *mtt; + dma_addr_t mtt_addr; + struct mlx5e_dma_info dma_info[MLX5_MPWRQ_PAGES_PER_WQE]; + struct mlx5e_umr_wqe wqe; +}; + +struct mlx5e_mpw_info { + struct mlx5e_umr_dma_info umr; + u16 consumed_strides; + u16 skbs_frags[MLX5_MPWRQ_PAGES_PER_WQE]; +}; + struct mlx5e_rx_am_stats { int ppms; /* packets per msec */ int epms; /* events per msec */ @@ -347,6 +483,11 @@ struct mlx5e_page_cache { struct mlx5e_dma_info page_cache[MLX5E_CACHE_SIZE]; }; +struct mlx5e_rq; +typedef void (*mlx5e_fp_handle_rx_cqe)(struct mlx5e_rq*, struct mlx5_cqe64*); +typedef int (*mlx5e_fp_alloc_wqe)(struct mlx5e_rq*, struct mlx5e_rx_wqe*, u16); +typedef void (*mlx5e_fp_dealloc_wqe)(struct mlx5e_rq*, u16); + struct mlx5e_rq { /* data path */ struct mlx5_wq_ll wq; @@ -381,7 +522,10 @@ struct mlx5e_rq { u16 rx_headroom; struct mlx5e_rx_am am; /* Adaptive Moderation */ + + /* XDP */ struct bpf_prog *xdp_prog; + struct mlx5e_xdpsq xdpsq; /* control */ struct mlx5_wq_ctrl wq_ctrl; @@ -390,118 +534,10 @@ struct mlx5e_rq { u32 mpwqe_num_strides; u32 rqn; struct mlx5e_channel *channel; - struct mlx5e_priv *priv; + struct mlx5_core_dev *mdev; struct mlx5_core_mkey umr_mkey; } ____cacheline_aligned_in_smp; -struct mlx5e_umr_dma_info { - __be64 *mtt; - dma_addr_t mtt_addr; - struct mlx5e_dma_info dma_info[MLX5_MPWRQ_PAGES_PER_WQE]; - struct mlx5e_umr_wqe wqe; -}; - -struct mlx5e_mpw_info { - struct mlx5e_umr_dma_info umr; - u16 consumed_strides; - u16 skbs_frags[MLX5_MPWRQ_PAGES_PER_WQE]; -}; - -struct mlx5e_tx_wqe_info { - u32 num_bytes; - u8 num_wqebbs; - u8 num_dma; -}; - -enum mlx5e_dma_map_type { - MLX5E_DMA_MAP_SINGLE, - MLX5E_DMA_MAP_PAGE -}; - -struct mlx5e_sq_dma { - dma_addr_t addr; - u32 size; - enum mlx5e_dma_map_type type; -}; - -enum { - MLX5E_SQ_STATE_ENABLED, - MLX5E_SQ_STATE_BF_ENABLE, -}; - -struct mlx5e_sq_wqe_info { - u8 opcode; - u8 num_wqebbs; -}; - -enum mlx5e_sq_type { - MLX5E_SQ_TXQ, - MLX5E_SQ_ICO, - MLX5E_SQ_XDP -}; - -struct mlx5e_sq { - /* data path */ - - /* dirtied @completion */ - u16 cc; - u32 dma_fifo_cc; - - /* dirtied @xmit */ - u16 pc ____cacheline_aligned_in_smp; - u32 dma_fifo_pc; - u16 bf_offset; - u16 prev_cc; - u8 bf_budget; - struct mlx5e_sq_stats stats; - - struct mlx5e_cq cq; - - /* pointers to per tx element info: write@xmit, read@completion */ - union { - struct { - struct sk_buff **skb; - struct mlx5e_sq_dma *dma_fifo; - struct mlx5e_tx_wqe_info *wqe_info; - } txq; - struct mlx5e_sq_wqe_info *ico_wqe; - struct { - struct mlx5e_sq_wqe_info *wqe_info; - struct mlx5e_dma_info *di; - bool doorbell; - } xdp; - } db; - - /* read only */ - struct mlx5_wq_cyc wq; - u32 dma_fifo_mask; - void __iomem *uar_map; - struct netdev_queue *txq; - u32 sqn; - u16 bf_buf_size; - u16 max_inline; - u8 min_inline_mode; - u16 edge; - struct device *pdev; - struct mlx5e_tstamp *tstamp; - __be32 mkey_be; - unsigned long state; - - /* control path */ - struct mlx5_wq_ctrl wq_ctrl; - struct mlx5_sq_bfreg bfreg; - struct mlx5e_channel *channel; - int tc; - u32 rate_limit; - u8 type; -} ____cacheline_aligned_in_smp; - -static inline bool mlx5e_sq_has_room_for(struct mlx5e_sq *sq, u16 n) -{ - return (((sq->wq.sz_m1 & (sq->cc - sq->pc)) >= n) || - (sq->cc == sq->pc)); -} - enum channel_flags { MLX5E_CHANNEL_NAPI_SCHED = 1, }; @@ -509,9 +545,8 @@ enum channel_flags { struct mlx5e_channel { /* data path */ struct mlx5e_rq rq; - struct mlx5e_sq xdp_sq; - struct mlx5e_sq sq[MLX5E_MAX_NUM_TC]; - struct mlx5e_sq icosq; /* internal control operations */ + struct mlx5e_txqsq sq[MLX5E_MAX_NUM_TC]; + struct mlx5e_icosq icosq; /* internal control operations */ bool xdp; struct napi_struct napi; struct device *pdev; @@ -522,10 +557,18 @@ struct mlx5e_channel { /* control */ struct mlx5e_priv *priv; + struct mlx5_core_dev *mdev; + struct mlx5e_tstamp *tstamp; int ix; int cpu; }; +struct mlx5e_channels { + struct mlx5e_channel **c; + unsigned int num; + struct mlx5e_params params; +}; + enum mlx5e_traffic_types { MLX5E_TT_IPV4_TCP, MLX5E_TT_IPV6_TCP, @@ -675,34 +718,17 @@ enum { MLX5E_NIC_PRIO }; -struct mlx5e_profile { - void (*init)(struct mlx5_core_dev *mdev, - struct net_device *netdev, - const struct mlx5e_profile *profile, void *ppriv); - void (*cleanup)(struct mlx5e_priv *priv); - int (*init_rx)(struct mlx5e_priv *priv); - void (*cleanup_rx)(struct mlx5e_priv *priv); - int (*init_tx)(struct mlx5e_priv *priv); - void (*cleanup_tx)(struct mlx5e_priv *priv); - void (*enable)(struct mlx5e_priv *priv); - void (*disable)(struct mlx5e_priv *priv); - void (*update_stats)(struct mlx5e_priv *priv); - int (*max_nch)(struct mlx5_core_dev *mdev); - int max_tc; -}; - struct mlx5e_priv { /* priv data path fields - start */ - struct mlx5e_sq **txq_to_sq_map; - int channeltc_to_txq_map[MLX5E_MAX_NUM_CHANNELS][MLX5E_MAX_NUM_TC]; - struct bpf_prog *xdp_prog; + struct mlx5e_txqsq *txq2sq[MLX5E_MAX_NUM_CHANNELS * MLX5E_MAX_NUM_TC]; + int channel_tc2txq[MLX5E_MAX_NUM_CHANNELS][MLX5E_MAX_NUM_TC]; /* priv data path fields - end */ unsigned long state; struct mutex state_lock; /* Protects Interface state */ struct mlx5e_rq drop_rq; - struct mlx5e_channel **channel; + struct mlx5e_channels channels; u32 tisn[MLX5E_MAX_NUM_TC]; struct mlx5e_rqt indir_rqt; struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS]; @@ -712,7 +738,6 @@ struct mlx5e_priv { struct mlx5e_flow_steering fs; struct mlx5e_vxlan_db vxlan; - struct mlx5e_params params; struct workqueue_struct *wq; struct work_struct update_carrier_work; struct work_struct set_rx_mode_work; @@ -732,9 +757,24 @@ struct mlx5e_priv { void *ppriv; }; +struct mlx5e_profile { + void (*init)(struct mlx5_core_dev *mdev, + struct net_device *netdev, + const struct mlx5e_profile *profile, void *ppriv); + void (*cleanup)(struct mlx5e_priv *priv); + int (*init_rx)(struct mlx5e_priv *priv); + void (*cleanup_rx)(struct mlx5e_priv *priv); + int (*init_tx)(struct mlx5e_priv *priv); + void (*cleanup_tx)(struct mlx5e_priv *priv); + void (*enable)(struct mlx5e_priv *priv); + void (*disable)(struct mlx5e_priv *priv); + void (*update_stats)(struct mlx5e_priv *priv); + int (*max_nch)(struct mlx5_core_dev *mdev); + int max_tc; +}; + void mlx5e_build_ptys2ethtool_map(void); -void mlx5e_send_nop(struct mlx5e_sq *sq, bool notify_hw); u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb, void *accel_priv, select_queue_fallback_t fallback); netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev); @@ -744,7 +784,9 @@ void mlx5e_cq_error_event(struct mlx5_core_cq *mcq, enum mlx5_event event); int mlx5e_napi_poll(struct napi_struct *napi, int budget); bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget); int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget); -void mlx5e_free_sq_descs(struct mlx5e_sq *sq); +bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq); +void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq); +void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq); void mlx5e_page_release(struct mlx5e_rq *rq, struct mlx5e_dma_info *dma_info, bool recycle); @@ -792,7 +834,7 @@ void mlx5e_pps_event_handler(struct mlx5e_priv *priv, struct ptp_clock_event *event); int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr); int mlx5e_hwstamp_get(struct net_device *dev, struct ifreq *ifr); -void mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool val); +int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool val); int mlx5e_vlan_rx_add_vid(struct net_device *dev, __always_unused __be16 proto, u16 vid); @@ -801,14 +843,38 @@ int mlx5e_vlan_rx_kill_vid(struct net_device *dev, __always_unused __be16 proto, void mlx5e_enable_vlan_filter(struct mlx5e_priv *priv); void mlx5e_disable_vlan_filter(struct mlx5e_priv *priv); -int mlx5e_modify_rqs_vsd(struct mlx5e_priv *priv, bool vsd); +struct mlx5e_redirect_rqt_param { + bool is_rss; + union { + u32 rqn; /* Direct RQN (Non-RSS) */ + struct { + u8 hfunc; + struct mlx5e_channels *channels; + } rss; /* RSS data */ + }; +}; -int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, int ix); -void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_priv *priv, void *tirc, - enum mlx5e_traffic_types tt); +int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, + struct mlx5e_redirect_rqt_param rrp); +void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_params *params, + enum mlx5e_traffic_types tt, + void *tirc); int mlx5e_open_locked(struct net_device *netdev); int mlx5e_close_locked(struct net_device *netdev); + +int mlx5e_open_channels(struct mlx5e_priv *priv, + struct mlx5e_channels *chs); +void mlx5e_close_channels(struct mlx5e_channels *chs); + +/* Function pointer to be used to modify WH settings while + * switching channels + */ +typedef int (*mlx5e_fp_hw_modify)(struct mlx5e_priv *priv); +void mlx5e_switch_priv_channels(struct mlx5e_priv *priv, + struct mlx5e_channels *new_chs, + mlx5e_fp_hw_modify hw_modify); + void mlx5e_build_default_indir_rqt(struct mlx5_core_dev *mdev, u32 *indirection_rqt, int len, int num_channels); @@ -816,30 +882,43 @@ int mlx5e_get_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed); void mlx5e_set_rx_cq_mode_params(struct mlx5e_params *params, u8 cq_period_mode); -void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type); +void mlx5e_set_rq_type_params(struct mlx5_core_dev *mdev, + struct mlx5e_params *params, u8 rq_type); -static inline void mlx5e_tx_notify_hw(struct mlx5e_sq *sq, - struct mlx5_wqe_ctrl_seg *ctrl, int bf_sz) +static inline +struct mlx5e_tx_wqe *mlx5e_post_nop(struct mlx5_wq_cyc *wq, u32 sqn, u16 *pc) { - u16 ofst = sq->bf_offset; + u16 pi = *pc & wq->sz_m1; + struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi); + struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; + + memset(cseg, 0, sizeof(*cseg)); + + cseg->opmod_idx_opcode = cpu_to_be32((*pc << 8) | MLX5_OPCODE_NOP); + cseg->qpn_ds = cpu_to_be32((sqn << 8) | 0x01); + + (*pc)++; + return wqe; +} + +static inline +void mlx5e_notify_hw(struct mlx5_wq_cyc *wq, u16 pc, + void __iomem *uar_map, + struct mlx5_wqe_ctrl_seg *ctrl) +{ + ctrl->fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE; /* ensure wqe is visible to device before updating doorbell record */ dma_wmb(); - *sq->wq.db = cpu_to_be32(sq->pc); + *wq->db = cpu_to_be32(pc); /* ensure doorbell record is visible to device before ringing the * doorbell */ wmb(); - if (bf_sz) - __iowrite64_copy(sq->uar_map + ofst, ctrl, bf_sz); - else - mlx5_write64((__be32 *)ctrl, sq->uar_map + ofst, NULL); - /* flush the write-combining mapped buffer */ - wmb(); - sq->bf_offset ^= sq->bf_buf_size; + mlx5_write64((__be32 *)ctrl, uar_map, NULL); } static inline void mlx5e_cq_arm(struct mlx5e_cq *cq) @@ -895,8 +974,7 @@ void mlx5e_destroy_tir(struct mlx5_core_dev *mdev, struct mlx5e_tir *tir); int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev); void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev); -int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev, - bool enable_uc_lb); +int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb); struct mlx5_eswitch_rep; int mlx5e_vport_rep_load(struct mlx5_eswitch *esw, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c index 68419a01db36..c4e9cc79f5c7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c @@ -174,13 +174,9 @@ static int arfs_add_default_rule(struct mlx5e_priv *priv, enum arfs_type type) { struct arfs_table *arfs_t = &priv->fs.arfs.arfs_tables[type]; - struct mlx5_flow_act flow_act = { - .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, - .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, - .encap_id = 0, - }; - struct mlx5_flow_destination dest; struct mlx5e_tir *tir = priv->indir_tir; + struct mlx5_flow_destination dest; + MLX5_DECLARE_FLOW_ACT(flow_act); struct mlx5_flow_spec *spec; int err = 0; @@ -469,15 +465,11 @@ static struct arfs_table *arfs_get_table(struct mlx5e_arfs_tables *arfs, static struct mlx5_flow_handle *arfs_add_rule(struct mlx5e_priv *priv, struct arfs_rule *arfs_rule) { - struct mlx5_flow_act flow_act = { - .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, - .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, - .encap_id = 0, - }; struct mlx5e_arfs_tables *arfs = &priv->fs.arfs; struct arfs_tuple *tuple = &arfs_rule->tuple; struct mlx5_flow_handle *rule = NULL; struct mlx5_flow_destination dest; + MLX5_DECLARE_FLOW_ACT(flow_act); struct arfs_table *arfs_table; struct mlx5_flow_spec *spec; struct mlx5_flow_table *ft; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c index 37e66eef6fb5..e706a87fc8b2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c @@ -90,6 +90,7 @@ int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr) { struct mlx5e_priv *priv = netdev_priv(dev); struct hwtstamp_config config; + int err; if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz)) return -EOPNOTSUPP; @@ -111,7 +112,7 @@ int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr) switch (config.rx_filter) { case HWTSTAMP_FILTER_NONE: /* Reset CQE compression to Admin default */ - mlx5e_modify_rx_cqe_compression_locked(priv, priv->params.rx_cqe_compress_def); + mlx5e_modify_rx_cqe_compression_locked(priv, priv->channels.params.rx_cqe_compress_def); break; case HWTSTAMP_FILTER_ALL: case HWTSTAMP_FILTER_SOME: @@ -129,7 +130,12 @@ int mlx5e_hwstamp_set(struct net_device *dev, struct ifreq *ifr) case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ: /* Disable CQE compression */ netdev_warn(dev, "Disabling cqe compression"); - mlx5e_modify_rx_cqe_compression_locked(priv, false); + err = mlx5e_modify_rx_cqe_compression_locked(priv, false); + if (err) { + netdev_err(dev, "Failed disabling cqe compression err=%d\n", err); + mutex_unlock(&priv->state_lock); + return err; + } config.rx_filter = HWTSTAMP_FILTER_ALL; break; default: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c index bd898d8deda0..f1f17f7a3cd0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c @@ -107,10 +107,18 @@ int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev) goto err_dealloc_transport_domain; } + err = mlx5_alloc_bfreg(mdev, &res->bfreg, false, false); + if (err) { + mlx5_core_err(mdev, "alloc bfreg failed, %d\n", err); + goto err_destroy_mkey; + } + INIT_LIST_HEAD(&mdev->mlx5e_res.td.tirs_list); return 0; +err_destroy_mkey: + mlx5_core_destroy_mkey(mdev, &res->mkey); err_dealloc_transport_domain: mlx5_core_dealloc_transport_domain(mdev, res->td.tdn); err_dealloc_pd: @@ -122,23 +130,26 @@ void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev) { struct mlx5e_resources *res = &mdev->mlx5e_res; + mlx5_free_bfreg(mdev, &res->bfreg); mlx5_core_destroy_mkey(mdev, &res->mkey); mlx5_core_dealloc_transport_domain(mdev, res->td.tdn); mlx5_core_dealloc_pd(mdev, res->pdn); } -int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev, - bool enable_uc_lb) +int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb) { + struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_tir *tir; - void *in; + int err = -ENOMEM; + u32 tirn = 0; int inlen; - int err = 0; + void *in; + inlen = MLX5_ST_SZ_BYTES(modify_tir_in); in = mlx5_vzalloc(inlen); if (!in) - return -ENOMEM; + goto out; if (enable_uc_lb) MLX5_SET(modify_tir_in, in, ctx.self_lb_block, @@ -147,13 +158,16 @@ int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev, MLX5_SET(modify_tir_in, in, bitmask.self_lb_en, 1); list_for_each_entry(tir, &mdev->mlx5e_res.td.tirs_list, list) { - err = mlx5_core_modify_tir(mdev, tir->tirn, in, inlen); + tirn = tir->tirn; + err = mlx5_core_modify_tir(mdev, tirn, in, inlen); if (err) goto out; } out: kvfree(in); + if (err) + netdev_err(priv->netdev, "refresh tir(0x%x) failed, %d\n", tirn, err); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index a004a5a1a4c2..ce7b09d72ff6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -42,8 +42,9 @@ static void mlx5e_get_drvinfo(struct net_device *dev, strlcpy(drvinfo->version, DRIVER_VERSION " (" DRIVER_RELDATE ")", sizeof(drvinfo->version)); snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), - "%d.%d.%d", - fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev)); + "%d.%d.%04d (%.16s)", + fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev), + mdev->board_id); strlcpy(drvinfo->bus_info, pci_name(mdev->pdev), sizeof(drvinfo->bus_info)); } @@ -152,12 +153,9 @@ static bool mlx5e_query_global_pause_combined(struct mlx5e_priv *priv) } #define MLX5E_NUM_Q_CNTRS(priv) (NUM_Q_COUNTERS * (!!priv->q_counter)) -#define MLX5E_NUM_RQ_STATS(priv) \ - (NUM_RQ_STATS * priv->params.num_channels * \ - test_bit(MLX5E_STATE_OPENED, &priv->state)) +#define MLX5E_NUM_RQ_STATS(priv) (NUM_RQ_STATS * (priv)->channels.num) #define MLX5E_NUM_SQ_STATS(priv) \ - (NUM_SQ_STATS * priv->params.num_channels * priv->params.num_tc * \ - test_bit(MLX5E_STATE_OPENED, &priv->state)) + (NUM_SQ_STATS * (priv)->channels.num * (priv)->channels.params.num_tc) #define MLX5E_NUM_PFC_COUNTERS(priv) \ ((mlx5e_query_global_pause_combined(priv) + hweight8(mlx5e_query_pfc_combined(priv))) * \ NUM_PPORT_PER_PRIO_PFC_COUNTERS) @@ -262,17 +260,17 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data) return; /* per channel counters */ - for (i = 0; i < priv->params.num_channels; i++) + for (i = 0; i < priv->channels.num; i++) for (j = 0; j < NUM_RQ_STATS; j++) sprintf(data + (idx++) * ETH_GSTRING_LEN, rq_stats_desc[j].format, i); - for (tc = 0; tc < priv->params.num_tc; tc++) - for (i = 0; i < priv->params.num_channels; i++) + for (tc = 0; tc < priv->channels.params.num_tc; tc++) + for (i = 0; i < priv->channels.num; i++) for (j = 0; j < NUM_SQ_STATS; j++) sprintf(data + (idx++) * ETH_GSTRING_LEN, sq_stats_desc[j].format, - priv->channeltc_to_txq_map[i][tc]); + priv->channel_tc2txq[i][tc]); } static void mlx5e_get_strings(struct net_device *dev, @@ -303,6 +301,7 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct mlx5e_priv *priv = netdev_priv(dev); + struct mlx5e_channels *channels; struct mlx5_priv *mlx5_priv; int i, j, tc, prio, idx = 0; unsigned long pfc_combined; @@ -313,6 +312,7 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, mutex_lock(&priv->state_lock); if (test_bit(MLX5E_STATE_OPENED, &priv->state)) mlx5e_update_stats(priv); + channels = &priv->channels; mutex_unlock(&priv->state_lock); for (i = 0; i < NUM_SW_COUNTERS; i++) @@ -382,16 +382,16 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, return; /* per channel counters */ - for (i = 0; i < priv->params.num_channels; i++) + for (i = 0; i < channels->num; i++) for (j = 0; j < NUM_RQ_STATS; j++) data[idx++] = - MLX5E_READ_CTR64_CPU(&priv->channel[i]->rq.stats, + MLX5E_READ_CTR64_CPU(&channels->c[i]->rq.stats, rq_stats_desc, j); - for (tc = 0; tc < priv->params.num_tc; tc++) - for (i = 0; i < priv->params.num_channels; i++) + for (tc = 0; tc < priv->channels.params.num_tc; tc++) + for (i = 0; i < channels->num; i++) for (j = 0; j < NUM_SQ_STATS; j++) - data[idx++] = MLX5E_READ_CTR64_CPU(&priv->channel[i]->sq[tc].stats, + data[idx++] = MLX5E_READ_CTR64_CPU(&channels->c[i]->sq[tc].stats, sq_stats_desc, j); } @@ -406,8 +406,8 @@ static u32 mlx5e_rx_wqes_to_packets(struct mlx5e_priv *priv, int rq_wq_type, if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) return num_wqe; - stride_size = 1 << priv->params.mpwqe_log_stride_sz; - num_strides = 1 << priv->params.mpwqe_log_num_strides; + stride_size = 1 << priv->channels.params.mpwqe_log_stride_sz; + num_strides = 1 << priv->channels.params.mpwqe_log_num_strides; wqe_size = stride_size * num_strides; packets_per_wqe = wqe_size / @@ -427,8 +427,8 @@ static u32 mlx5e_packets_to_rx_wqes(struct mlx5e_priv *priv, int rq_wq_type, if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) return num_packets; - stride_size = 1 << priv->params.mpwqe_log_stride_sz; - num_strides = 1 << priv->params.mpwqe_log_num_strides; + stride_size = 1 << priv->channels.params.mpwqe_log_stride_sz; + num_strides = 1 << priv->channels.params.mpwqe_log_num_strides; wqe_size = stride_size * num_strides; num_packets = (1 << order_base_2(num_packets)); @@ -443,26 +443,25 @@ static void mlx5e_get_ringparam(struct net_device *dev, struct ethtool_ringparam *param) { struct mlx5e_priv *priv = netdev_priv(dev); - int rq_wq_type = priv->params.rq_wq_type; + int rq_wq_type = priv->channels.params.rq_wq_type; param->rx_max_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, 1 << mlx5_max_log_rq_size(rq_wq_type)); param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE; param->rx_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, - 1 << priv->params.log_rq_size); - param->tx_pending = 1 << priv->params.log_sq_size; + 1 << priv->channels.params.log_rq_size); + param->tx_pending = 1 << priv->channels.params.log_sq_size; } static int mlx5e_set_ringparam(struct net_device *dev, struct ethtool_ringparam *param) { struct mlx5e_priv *priv = netdev_priv(dev); - bool was_opened; - int rq_wq_type = priv->params.rq_wq_type; + int rq_wq_type = priv->channels.params.rq_wq_type; + struct mlx5e_channels new_channels = {}; u32 rx_pending_wqes; u32 min_rq_size; u32 max_rq_size; - u16 min_rx_wqes; u8 log_rq_size; u8 log_sq_size; u32 num_mtts; @@ -500,7 +499,7 @@ static int mlx5e_set_ringparam(struct net_device *dev, } num_mtts = MLX5E_REQUIRED_MTTS(rx_pending_wqes); - if (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ && + if (priv->channels.params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ && !MLX5E_VALID_NUM_MTTS(num_mtts)) { netdev_info(dev, "%s: rx_pending (%d) request can't be satisfied, try to reduce.\n", __func__, param->rx_pending); @@ -522,26 +521,29 @@ static int mlx5e_set_ringparam(struct net_device *dev, log_rq_size = order_base_2(rx_pending_wqes); log_sq_size = order_base_2(param->tx_pending); - min_rx_wqes = mlx5_min_rx_wqes(rq_wq_type, rx_pending_wqes); - if (log_rq_size == priv->params.log_rq_size && - log_sq_size == priv->params.log_sq_size && - min_rx_wqes == priv->params.min_rx_wqes) + if (log_rq_size == priv->channels.params.log_rq_size && + log_sq_size == priv->channels.params.log_sq_size) return 0; mutex_lock(&priv->state_lock); - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) - mlx5e_close_locked(dev); + new_channels.params = priv->channels.params; + new_channels.params.log_rq_size = log_rq_size; + new_channels.params.log_sq_size = log_sq_size; - priv->params.log_rq_size = log_rq_size; - priv->params.log_sq_size = log_sq_size; - priv->params.min_rx_wqes = min_rx_wqes; + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + goto unlock; + } + + err = mlx5e_open_channels(priv, &new_channels); + if (err) + goto unlock; - if (was_opened) - err = mlx5e_open_locked(dev); + mlx5e_switch_priv_channels(priv, &new_channels, NULL); +unlock: mutex_unlock(&priv->state_lock); return err; @@ -553,7 +555,7 @@ static void mlx5e_get_channels(struct net_device *dev, struct mlx5e_priv *priv = netdev_priv(dev); ch->max_combined = priv->profile->max_nch(priv->mdev); - ch->combined_count = priv->params.num_channels; + ch->combined_count = priv->channels.params.num_channels; } static int mlx5e_set_channels(struct net_device *dev, @@ -561,8 +563,8 @@ static int mlx5e_set_channels(struct net_device *dev, { struct mlx5e_priv *priv = netdev_priv(dev); unsigned int count = ch->combined_count; + struct mlx5e_channels new_channels = {}; bool arfs_enabled; - bool was_opened; int err = 0; if (!count) { @@ -571,27 +573,32 @@ static int mlx5e_set_channels(struct net_device *dev, return -EINVAL; } - if (priv->params.num_channels == count) + if (priv->channels.params.num_channels == count) return 0; mutex_lock(&priv->state_lock); - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) - mlx5e_close_locked(dev); + new_channels.params = priv->channels.params; + new_channels.params.num_channels = count; + mlx5e_build_default_indir_rqt(priv->mdev, new_channels.params.indirection_rqt, + MLX5E_INDIR_RQT_SIZE, count); + + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + goto out; + } + + /* Create fresh channels with new parameters */ + err = mlx5e_open_channels(priv, &new_channels); + if (err) + goto out; arfs_enabled = dev->features & NETIF_F_NTUPLE; if (arfs_enabled) mlx5e_arfs_disable(priv); - priv->params.num_channels = count; - mlx5e_build_default_indir_rqt(priv->mdev, priv->params.indirection_rqt, - MLX5E_INDIR_RQT_SIZE, count); - - if (was_opened) - err = mlx5e_open_locked(dev); - if (err) - goto out; + /* Switch to new channels, set new parameters and close old ones */ + mlx5e_switch_priv_channels(priv, &new_channels, NULL); if (arfs_enabled) { err = mlx5e_arfs_enable(priv); @@ -614,49 +621,24 @@ static int mlx5e_get_coalesce(struct net_device *netdev, if (!MLX5_CAP_GEN(priv->mdev, cq_moderation)) return -EOPNOTSUPP; - coal->rx_coalesce_usecs = priv->params.rx_cq_moderation.usec; - coal->rx_max_coalesced_frames = priv->params.rx_cq_moderation.pkts; - coal->tx_coalesce_usecs = priv->params.tx_cq_moderation.usec; - coal->tx_max_coalesced_frames = priv->params.tx_cq_moderation.pkts; - coal->use_adaptive_rx_coalesce = priv->params.rx_am_enabled; + coal->rx_coalesce_usecs = priv->channels.params.rx_cq_moderation.usec; + coal->rx_max_coalesced_frames = priv->channels.params.rx_cq_moderation.pkts; + coal->tx_coalesce_usecs = priv->channels.params.tx_cq_moderation.usec; + coal->tx_max_coalesced_frames = priv->channels.params.tx_cq_moderation.pkts; + coal->use_adaptive_rx_coalesce = priv->channels.params.rx_am_enabled; return 0; } -static int mlx5e_set_coalesce(struct net_device *netdev, - struct ethtool_coalesce *coal) +static void +mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { - struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; - struct mlx5e_channel *c; - bool restart = - !!coal->use_adaptive_rx_coalesce != priv->params.rx_am_enabled; - bool was_opened; - int err = 0; int tc; int i; - if (!MLX5_CAP_GEN(mdev, cq_moderation)) - return -EOPNOTSUPP; - - mutex_lock(&priv->state_lock); - - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened && restart) { - mlx5e_close_locked(netdev); - priv->params.rx_am_enabled = !!coal->use_adaptive_rx_coalesce; - } - - priv->params.tx_cq_moderation.usec = coal->tx_coalesce_usecs; - priv->params.tx_cq_moderation.pkts = coal->tx_max_coalesced_frames; - priv->params.rx_cq_moderation.usec = coal->rx_coalesce_usecs; - priv->params.rx_cq_moderation.pkts = coal->rx_max_coalesced_frames; - - if (!was_opened || restart) - goto out; - - for (i = 0; i < priv->params.num_channels; ++i) { - c = priv->channel[i]; + for (i = 0; i < priv->channels.num; ++i) { + struct mlx5e_channel *c = priv->channels.c[i]; for (tc = 0; tc < c->num_tc; tc++) { mlx5_core_modify_cq_moderation(mdev, @@ -669,11 +651,50 @@ static int mlx5e_set_coalesce(struct net_device *netdev, coal->rx_coalesce_usecs, coal->rx_max_coalesced_frames); } +} -out: - if (was_opened && restart) - err = mlx5e_open_locked(netdev); +static int mlx5e_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *coal) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); + struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5e_channels new_channels = {}; + int err = 0; + bool reset; + + if (!MLX5_CAP_GEN(mdev, cq_moderation)) + return -EOPNOTSUPP; + + mutex_lock(&priv->state_lock); + new_channels.params = priv->channels.params; + + new_channels.params.tx_cq_moderation.usec = coal->tx_coalesce_usecs; + new_channels.params.tx_cq_moderation.pkts = coal->tx_max_coalesced_frames; + new_channels.params.rx_cq_moderation.usec = coal->rx_coalesce_usecs; + new_channels.params.rx_cq_moderation.pkts = coal->rx_max_coalesced_frames; + new_channels.params.rx_am_enabled = !!coal->use_adaptive_rx_coalesce; + + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + goto out; + } + /* we are opened */ + + reset = !!coal->use_adaptive_rx_coalesce != priv->channels.params.rx_am_enabled; + if (!reset) { + mlx5e_set_priv_channels_coalesce(priv, coal); + priv->channels.params = new_channels.params; + goto out; + } + + /* open fresh channels with new coal parameters */ + err = mlx5e_open_channels(priv, &new_channels); + if (err) + goto out; + + mlx5e_switch_priv_channels(priv, &new_channels, NULL); +out: mutex_unlock(&priv->state_lock); return err; } @@ -968,7 +989,7 @@ static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - return sizeof(priv->params.toeplitz_hash_key); + return sizeof(priv->channels.params.toeplitz_hash_key); } static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev) @@ -982,15 +1003,15 @@ static int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, struct mlx5e_priv *priv = netdev_priv(netdev); if (indir) - memcpy(indir, priv->params.indirection_rqt, - sizeof(priv->params.indirection_rqt)); + memcpy(indir, priv->channels.params.indirection_rqt, + sizeof(priv->channels.params.indirection_rqt)); if (key) - memcpy(key, priv->params.toeplitz_hash_key, - sizeof(priv->params.toeplitz_hash_key)); + memcpy(key, priv->channels.params.toeplitz_hash_key, + sizeof(priv->channels.params.toeplitz_hash_key)); if (hfunc) - *hfunc = priv->params.rss_hfunc; + *hfunc = priv->channels.params.rss_hfunc; return 0; } @@ -1006,7 +1027,7 @@ static void mlx5e_modify_tirs_hash(struct mlx5e_priv *priv, void *in, int inlen) for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { memset(tirc, 0, ctxlen); - mlx5e_build_indir_tir_ctx_hash(priv, tirc, tt); + mlx5e_build_indir_tir_ctx_hash(&priv->channels.params, tt, tirc); mlx5_core_modify_tir(mdev, priv->indir_tir[tt].tirn, in, inlen); } } @@ -1030,25 +1051,37 @@ static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, mutex_lock(&priv->state_lock); - if (indir) { - u32 rqtn = priv->indir_rqt.rqtn; - - memcpy(priv->params.indirection_rqt, indir, - sizeof(priv->params.indirection_rqt)); - mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, 0); - } - if (hfunc != ETH_RSS_HASH_NO_CHANGE && - hfunc != priv->params.rss_hfunc) { - priv->params.rss_hfunc = hfunc; + hfunc != priv->channels.params.rss_hfunc) { + priv->channels.params.rss_hfunc = hfunc; hash_changed = true; } + if (indir) { + memcpy(priv->channels.params.indirection_rqt, indir, + sizeof(priv->channels.params.indirection_rqt)); + + if (test_bit(MLX5E_STATE_OPENED, &priv->state)) { + u32 rqtn = priv->indir_rqt.rqtn; + struct mlx5e_redirect_rqt_param rrp = { + .is_rss = true, + { + .rss = { + .hfunc = priv->channels.params.rss_hfunc, + .channels = &priv->channels, + }, + }, + }; + + mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, rrp); + } + } + if (key) { - memcpy(priv->params.toeplitz_hash_key, key, - sizeof(priv->params.toeplitz_hash_key)); + memcpy(priv->channels.params.toeplitz_hash_key, key, + sizeof(priv->channels.params.toeplitz_hash_key)); hash_changed = hash_changed || - priv->params.rss_hfunc == ETH_RSS_HASH_TOP; + priv->channels.params.rss_hfunc == ETH_RSS_HASH_TOP; } if (hash_changed) @@ -1069,7 +1102,7 @@ static int mlx5e_get_rxnfc(struct net_device *netdev, switch (info->cmd) { case ETHTOOL_GRXRINGS: - info->data = priv->params.num_channels; + info->data = priv->channels.params.num_channels; break; case ETHTOOL_GRXCLSRLCNT: info->rule_cnt = priv->fs.ethtool.tot_num_rules; @@ -1097,7 +1130,7 @@ static int mlx5e_get_tunable(struct net_device *dev, switch (tuna->id) { case ETHTOOL_TX_COPYBREAK: - *(u32 *)data = priv->params.tx_max_inline; + *(u32 *)data = priv->channels.params.tx_max_inline; break; default: err = -EINVAL; @@ -1113,9 +1146,11 @@ static int mlx5e_set_tunable(struct net_device *dev, { struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5_core_dev *mdev = priv->mdev; - bool was_opened; - u32 val; + struct mlx5e_channels new_channels = {}; int err = 0; + u32 val; + + mutex_lock(&priv->state_lock); switch (tuna->id) { case ETHTOOL_TX_COPYBREAK: @@ -1125,24 +1160,26 @@ static int mlx5e_set_tunable(struct net_device *dev, break; } - mutex_lock(&priv->state_lock); + new_channels.params = priv->channels.params; + new_channels.params.tx_max_inline = val; - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) - mlx5e_close_locked(dev); - - priv->params.tx_max_inline = val; + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + break; + } - if (was_opened) - err = mlx5e_open_locked(dev); + err = mlx5e_open_channels(priv, &new_channels); + if (err) + break; + mlx5e_switch_priv_channels(priv, &new_channels, NULL); - mutex_unlock(&priv->state_lock); break; default: err = -EINVAL; break; } + mutex_unlock(&priv->state_lock); return err; } @@ -1442,15 +1479,15 @@ static int set_pflag_rx_cqe_based_moder(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5e_channels new_channels = {}; bool rx_mode_changed; u8 rx_cq_period_mode; int err = 0; - bool reset; rx_cq_period_mode = enable ? MLX5_CQ_PERIOD_MODE_START_FROM_CQE : MLX5_CQ_PERIOD_MODE_START_FROM_EQE; - rx_mode_changed = rx_cq_period_mode != priv->params.rx_cq_period_mode; + rx_mode_changed = rx_cq_period_mode != priv->channels.params.rx_cq_period_mode; if (rx_cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE && !MLX5_CAP_GEN(mdev, cq_period_start_from_cqe)) @@ -1459,16 +1496,51 @@ static int set_pflag_rx_cqe_based_moder(struct net_device *netdev, bool enable) if (!rx_mode_changed) return 0; - reset = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (reset) - mlx5e_close_locked(netdev); + new_channels.params = priv->channels.params; + mlx5e_set_rx_cq_mode_params(&new_channels.params, rx_cq_period_mode); - mlx5e_set_rx_cq_mode_params(&priv->params, rx_cq_period_mode); + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + return 0; + } - if (reset) - err = mlx5e_open_locked(netdev); + err = mlx5e_open_channels(priv, &new_channels); + if (err) + return err; - return err; + mlx5e_switch_priv_channels(priv, &new_channels, NULL); + return 0; +} + +int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool new_val) +{ + bool curr_val = MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS); + struct mlx5e_channels new_channels = {}; + int err = 0; + + if (!MLX5_CAP_GEN(priv->mdev, cqe_compression)) + return new_val ? -EOPNOTSUPP : 0; + + if (curr_val == new_val) + return 0; + + new_channels.params = priv->channels.params; + MLX5E_SET_PFLAG(&new_channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS, new_val); + + mlx5e_set_rq_type_params(priv->mdev, &new_channels.params, + new_channels.params.rq_wq_type); + + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + return 0; + } + + err = mlx5e_open_channels(priv, &new_channels); + if (err) + return err; + + mlx5e_switch_priv_channels(priv, &new_channels, NULL); + return 0; } static int set_pflag_rx_cqe_compress(struct net_device *netdev, @@ -1486,8 +1558,7 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, } mlx5e_modify_rx_cqe_compression_locked(priv, enable); - priv->params.rx_cqe_compress_def = enable; - mlx5e_set_rq_type_params(priv, priv->params.rq_wq_type); + priv->channels.params.rx_cqe_compress_def = enable; return 0; } @@ -1499,7 +1570,7 @@ static int mlx5e_handle_pflag(struct net_device *netdev, { struct mlx5e_priv *priv = netdev_priv(netdev); bool enable = !!(wanted_flags & flag); - u32 changes = wanted_flags ^ priv->params.pflags; + u32 changes = wanted_flags ^ priv->channels.params.pflags; int err; if (!(changes & flag)) @@ -1512,7 +1583,7 @@ static int mlx5e_handle_pflag(struct net_device *netdev, return err; } - MLX5E_SET_PFLAG(priv, flag, enable); + MLX5E_SET_PFLAG(&priv->channels.params, flag, enable); return 0; } @@ -1541,7 +1612,7 @@ static u32 mlx5e_get_priv_flags(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - return priv->params.pflags; + return priv->channels.params.pflags; } static int mlx5e_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c index f2762e45c8ae..5376d69a6b1a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c @@ -159,14 +159,10 @@ static int __mlx5e_add_vlan_rule(struct mlx5e_priv *priv, enum mlx5e_vlan_rule_type rule_type, u16 vid, struct mlx5_flow_spec *spec) { - struct mlx5_flow_act flow_act = { - .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, - .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, - .encap_id = 0, - }; struct mlx5_flow_table *ft = priv->fs.vlan.ft.t; struct mlx5_flow_destination dest; struct mlx5_flow_handle **rule_p; + MLX5_DECLARE_FLOW_ACT(flow_act); int err = 0; dest.type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; @@ -659,11 +655,7 @@ mlx5e_generate_ttc_rule(struct mlx5e_priv *priv, u16 etype, u8 proto) { - struct mlx5_flow_act flow_act = { - .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, - .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, - .encap_id = 0, - }; + MLX5_DECLARE_FLOW_ACT(flow_act); struct mlx5_flow_handle *rule; struct mlx5_flow_spec *spec; int err = 0; @@ -848,13 +840,9 @@ static void mlx5e_del_l2_flow_rule(struct mlx5e_priv *priv, static int mlx5e_add_l2_flow_rule(struct mlx5e_priv *priv, struct mlx5e_l2_rule *ai, int type) { - struct mlx5_flow_act flow_act = { - .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, - .flow_tag = MLX5_FS_DEFAULT_FLOW_TAG, - .encap_id = 0, - }; struct mlx5_flow_table *ft = priv->fs.l2.ft.t; struct mlx5_flow_destination dest; + MLX5_DECLARE_FLOW_ACT(flow_act); struct mlx5_flow_spec *spec; int err = 0; u8 *mc_dmac; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c index d55fff0ba388..e73c97fea55c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c @@ -390,7 +390,7 @@ static int validate_flow(struct mlx5e_priv *priv, if (fs->location >= MAX_NUM_OF_ETHTOOL_RULES) return -EINVAL; - if (fs->ring_cookie >= priv->params.num_channels && + if (fs->ring_cookie >= priv->channels.params.num_channels && fs->ring_cookie != RX_CLS_FLOW_DISC) return -EINVAL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 66c133757a5e..8b7b7e604ea0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -44,15 +44,11 @@ struct mlx5e_rq_param { u32 rqc[MLX5_ST_SZ_DW(rqc)]; struct mlx5_wq_param wq; - bool am_enabled; }; struct mlx5e_sq_param { u32 sqc[MLX5_ST_SZ_DW(sqc)]; struct mlx5_wq_param wq; - u16 max_inline; - u8 min_inline_mode; - enum mlx5e_sq_type type; }; struct mlx5e_cq_param { @@ -79,49 +75,47 @@ static bool mlx5e_check_fragmented_striding_rq_cap(struct mlx5_core_dev *mdev) MLX5_CAP_ETH(mdev, reg_umr_sq); } -void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type) +void mlx5e_set_rq_type_params(struct mlx5_core_dev *mdev, + struct mlx5e_params *params, u8 rq_type) { - priv->params.rq_wq_type = rq_type; - priv->params.lro_wqe_sz = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; - switch (priv->params.rq_wq_type) { + params->rq_wq_type = rq_type; + params->lro_wqe_sz = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; + switch (params->rq_wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: - priv->params.log_rq_size = is_kdump_kernel() ? + params->log_rq_size = is_kdump_kernel() ? MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE_MPW : MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE_MPW; - priv->params.mpwqe_log_stride_sz = - MLX5E_GET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS) ? - MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(priv->mdev) : - MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(priv->mdev); - priv->params.mpwqe_log_num_strides = MLX5_MPWRQ_LOG_WQE_SZ - - priv->params.mpwqe_log_stride_sz; + params->mpwqe_log_stride_sz = + MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS) ? + MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(mdev) : + MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev); + params->mpwqe_log_num_strides = MLX5_MPWRQ_LOG_WQE_SZ - + params->mpwqe_log_stride_sz; break; default: /* MLX5_WQ_TYPE_LINKED_LIST */ - priv->params.log_rq_size = is_kdump_kernel() ? + params->log_rq_size = is_kdump_kernel() ? MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE : MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE; /* Extra room needed for build_skb */ - priv->params.lro_wqe_sz -= MLX5_RX_HEADROOM + + params->lro_wqe_sz -= MLX5_RX_HEADROOM + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); } - priv->params.min_rx_wqes = mlx5_min_rx_wqes(priv->params.rq_wq_type, - BIT(priv->params.log_rq_size)); - mlx5_core_info(priv->mdev, - "MLX5E: StrdRq(%d) RqSz(%ld) StrdSz(%ld) RxCqeCmprss(%d)\n", - priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ, - BIT(priv->params.log_rq_size), - BIT(priv->params.mpwqe_log_stride_sz), - MLX5E_GET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS)); + mlx5_core_info(mdev, "MLX5E: StrdRq(%d) RqSz(%ld) StrdSz(%ld) RxCqeCmprss(%d)\n", + params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ, + BIT(params->log_rq_size), + BIT(params->mpwqe_log_stride_sz), + MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)); } -static void mlx5e_set_rq_priv_params(struct mlx5e_priv *priv) +static void mlx5e_set_rq_params(struct mlx5_core_dev *mdev, struct mlx5e_params *params) { - u8 rq_type = mlx5e_check_fragmented_striding_rq_cap(priv->mdev) && - !priv->xdp_prog ? + u8 rq_type = mlx5e_check_fragmented_striding_rq_cap(mdev) && + !params->xdp_prog ? MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ : MLX5_WQ_TYPE_LINKED_LIST; - mlx5e_set_rq_type_params(priv, rq_type); + mlx5e_set_rq_type_params(mdev, params, rq_type); } static void mlx5e_update_carrier(struct mlx5e_priv *priv) @@ -181,8 +175,10 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) int i, j; memset(s, 0, sizeof(*s)); - for (i = 0; i < priv->params.num_channels; i++) { - rq_stats = &priv->channel[i]->rq.stats; + for (i = 0; i < priv->channels.num; i++) { + struct mlx5e_channel *c = priv->channels.c[i]; + + rq_stats = &c->rq.stats; s->rx_packets += rq_stats->packets; s->rx_bytes += rq_stats->bytes; @@ -204,8 +200,8 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) s->rx_cache_empty += rq_stats->cache_empty; s->rx_cache_busy += rq_stats->cache_busy; - for (j = 0; j < priv->params.num_tc; j++) { - sq_stats = &priv->channel[i]->sq[j].stats; + for (j = 0; j < priv->channels.params.num_tc; j++) { + sq_stats = &c->sq[j].stats; s->tx_packets += sq_stats->packets; s->tx_bytes += sq_stats->bytes; @@ -402,8 +398,10 @@ static inline int mlx5e_get_wqe_mtt_sz(void) MLX5_UMR_MTT_ALIGNMENT); } -static inline void mlx5e_build_umr_wqe(struct mlx5e_rq *rq, struct mlx5e_sq *sq, - struct mlx5e_umr_wqe *wqe, u16 ix) +static inline void mlx5e_build_umr_wqe(struct mlx5e_rq *rq, + struct mlx5e_icosq *sq, + struct mlx5e_umr_wqe *wqe, + u16 ix) { struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; struct mlx5_wqe_umr_ctrl_seg *ucseg = &wqe->uctrl; @@ -493,11 +491,10 @@ static void mlx5e_rq_free_mpwqe_info(struct mlx5e_rq *rq) kfree(rq->mpwqe.info); } -static int mlx5e_create_umr_mkey(struct mlx5e_priv *priv, +static int mlx5e_create_umr_mkey(struct mlx5_core_dev *mdev, u64 npages, u8 page_shift, struct mlx5_core_mkey *umr_mkey) { - struct mlx5_core_dev *mdev = priv->mdev; int inlen = MLX5_ST_SZ_BYTES(create_mkey_in); void *mkc; u32 *in; @@ -531,21 +528,20 @@ static int mlx5e_create_umr_mkey(struct mlx5e_priv *priv, return err; } -static int mlx5e_create_rq_umr_mkey(struct mlx5e_rq *rq) +static int mlx5e_create_rq_umr_mkey(struct mlx5_core_dev *mdev, struct mlx5e_rq *rq) { - struct mlx5e_priv *priv = rq->priv; - u64 num_mtts = MLX5E_REQUIRED_MTTS(BIT(priv->params.log_rq_size)); + u64 num_mtts = MLX5E_REQUIRED_MTTS(mlx5_wq_ll_get_size(&rq->wq)); - return mlx5e_create_umr_mkey(priv, num_mtts, PAGE_SHIFT, &rq->umr_mkey); + return mlx5e_create_umr_mkey(mdev, num_mtts, PAGE_SHIFT, &rq->umr_mkey); } -static int mlx5e_create_rq(struct mlx5e_channel *c, - struct mlx5e_rq_param *param, - struct mlx5e_rq *rq) +static int mlx5e_alloc_rq(struct mlx5e_channel *c, + struct mlx5e_params *params, + struct mlx5e_rq_param *rqp, + struct mlx5e_rq *rq) { - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; - void *rqc = param->rqc; + struct mlx5_core_dev *mdev = c->mdev; + void *rqc = rqp->rqc; void *rqc_wq = MLX5_ADDR_OF(rqc, rqc, wq); u32 byte_count; u32 frag_sz; @@ -554,9 +550,9 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, int err; int i; - param->wq.db_numa_node = cpu_to_node(c->cpu); + rqp->wq.db_numa_node = cpu_to_node(c->cpu); - err = mlx5_wq_ll_create(mdev, ¶m->wq, rqc_wq, &rq->wq, + err = mlx5_wq_ll_create(mdev, &rqp->wq, rqc_wq, &rq->wq, &rq->wq_ctrl); if (err) return err; @@ -565,15 +561,15 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, wq_sz = mlx5_wq_ll_get_size(&rq->wq); - rq->wq_type = priv->params.rq_wq_type; + rq->wq_type = params->rq_wq_type; rq->pdev = c->pdev; rq->netdev = c->netdev; - rq->tstamp = &priv->tstamp; + rq->tstamp = c->tstamp; rq->channel = c; rq->ix = c->ix; - rq->priv = c->priv; + rq->mdev = mdev; - rq->xdp_prog = priv->xdp_prog ? bpf_prog_inc(priv->xdp_prog) : NULL; + rq->xdp_prog = params->xdp_prog ? bpf_prog_inc(params->xdp_prog) : NULL; if (IS_ERR(rq->xdp_prog)) { err = PTR_ERR(rq->xdp_prog); rq->xdp_prog = NULL; @@ -588,9 +584,9 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, rq->rx_headroom = MLX5_RX_HEADROOM; } - switch (priv->params.rq_wq_type) { + switch (rq->wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: - if (mlx5e_is_vf_vport_rep(priv)) { + if (mlx5e_is_vf_vport_rep(c->priv)) { err = -EINVAL; goto err_rq_wq_destroy; } @@ -599,13 +595,13 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, rq->alloc_wqe = mlx5e_alloc_rx_mpwqe; rq->dealloc_wqe = mlx5e_dealloc_rx_mpwqe; - rq->mpwqe_stride_sz = BIT(priv->params.mpwqe_log_stride_sz); - rq->mpwqe_num_strides = BIT(priv->params.mpwqe_log_num_strides); + rq->mpwqe_stride_sz = BIT(params->mpwqe_log_stride_sz); + rq->mpwqe_num_strides = BIT(params->mpwqe_log_num_strides); rq->buff.wqe_sz = rq->mpwqe_stride_sz * rq->mpwqe_num_strides; byte_count = rq->buff.wqe_sz; - err = mlx5e_create_rq_umr_mkey(rq); + err = mlx5e_create_rq_umr_mkey(mdev, rq); if (err) goto err_rq_wq_destroy; rq->mkey_be = cpu_to_be32(rq->umr_mkey.key); @@ -622,7 +618,7 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, goto err_rq_wq_destroy; } - if (mlx5e_is_vf_vport_rep(priv)) + if (mlx5e_is_vf_vport_rep(c->priv)) rq->handle_rx_cqe = mlx5e_handle_rx_cqe_rep; else rq->handle_rx_cqe = mlx5e_handle_rx_cqe; @@ -630,9 +626,9 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, rq->alloc_wqe = mlx5e_alloc_rx_wqe; rq->dealloc_wqe = mlx5e_dealloc_rx_wqe; - rq->buff.wqe_sz = (priv->params.lro_en) ? - priv->params.lro_wqe_sz : - MLX5E_SW2HW_MTU(priv->netdev->mtu); + rq->buff.wqe_sz = params->lro_en ? + params->lro_wqe_sz : + MLX5E_SW2HW_MTU(c->netdev->mtu); byte_count = rq->buff.wqe_sz; /* calc the required page order */ @@ -656,8 +652,7 @@ static int mlx5e_create_rq(struct mlx5e_channel *c, } INIT_WORK(&rq->am.work, mlx5e_rx_am_work); - rq->am.mode = priv->params.rx_cq_period_mode; - + rq->am.mode = params->rx_cq_period_mode; rq->page_cache.head = 0; rq->page_cache.tail = 0; @@ -674,7 +669,7 @@ err_rq_wq_destroy: return err; } -static void mlx5e_destroy_rq(struct mlx5e_rq *rq) +static void mlx5e_free_rq(struct mlx5e_rq *rq) { int i; @@ -684,7 +679,7 @@ static void mlx5e_destroy_rq(struct mlx5e_rq *rq) switch (rq->wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: mlx5e_rq_free_mpwqe_info(rq); - mlx5_core_destroy_mkey(rq->priv->mdev, &rq->umr_mkey); + mlx5_core_destroy_mkey(rq->mdev, &rq->umr_mkey); break; default: /* MLX5_WQ_TYPE_LINKED_LIST */ kfree(rq->dma_info); @@ -699,10 +694,10 @@ static void mlx5e_destroy_rq(struct mlx5e_rq *rq) mlx5_wq_destroy(&rq->wq_ctrl); } -static int mlx5e_enable_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param) +static int mlx5e_create_rq(struct mlx5e_rq *rq, + struct mlx5e_rq_param *param) { - struct mlx5e_priv *priv = rq->priv; - struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5_core_dev *mdev = rq->mdev; void *in; void *rqc; @@ -723,7 +718,6 @@ static int mlx5e_enable_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param) MLX5_SET(rqc, rqc, cqn, rq->cq.mcq.cqn); MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RST); - MLX5_SET(rqc, rqc, vsd, priv->params.vlan_strip_disable); MLX5_SET(wq, wq, log_wq_pg_sz, rq->wq_ctrl.buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT); MLX5_SET64(wq, wq, dbr_addr, rq->wq_ctrl.db.dma); @@ -742,8 +736,7 @@ static int mlx5e_modify_rq_state(struct mlx5e_rq *rq, int curr_state, int next_state) { struct mlx5e_channel *c = rq->channel; - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5_core_dev *mdev = c->mdev; void *in; void *rqc; @@ -767,7 +760,7 @@ static int mlx5e_modify_rq_state(struct mlx5e_rq *rq, int curr_state, return err; } -static int mlx5e_modify_rq_vsd(struct mlx5e_rq *rq, bool vsd) +static int mlx5e_modify_rq_scatter_fcs(struct mlx5e_rq *rq, bool enable) { struct mlx5e_channel *c = rq->channel; struct mlx5e_priv *priv = c->priv; @@ -787,6 +780,35 @@ static int mlx5e_modify_rq_vsd(struct mlx5e_rq *rq, bool vsd) MLX5_SET(modify_rq_in, in, rq_state, MLX5_RQC_STATE_RDY); MLX5_SET64(modify_rq_in, in, modify_bitmask, + MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS); + MLX5_SET(rqc, rqc, scatter_fcs, enable); + MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RDY); + + err = mlx5_core_modify_rq(mdev, rq->rqn, in, inlen); + + kvfree(in); + + return err; +} + +static int mlx5e_modify_rq_vsd(struct mlx5e_rq *rq, bool vsd) +{ + struct mlx5e_channel *c = rq->channel; + struct mlx5_core_dev *mdev = c->mdev; + void *in; + void *rqc; + int inlen; + int err; + + inlen = MLX5_ST_SZ_BYTES(modify_rq_in); + in = mlx5_vzalloc(inlen); + if (!in) + return -ENOMEM; + + rqc = MLX5_ADDR_OF(modify_rq_in, in, ctx); + + MLX5_SET(modify_rq_in, in, rq_state, MLX5_RQC_STATE_RDY); + MLX5_SET64(modify_rq_in, in, modify_bitmask, MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD); MLX5_SET(rqc, rqc, vsd, vsd); MLX5_SET(rqc, rqc, state, MLX5_RQC_STATE_RDY); @@ -798,25 +820,28 @@ static int mlx5e_modify_rq_vsd(struct mlx5e_rq *rq, bool vsd) return err; } -static void mlx5e_disable_rq(struct mlx5e_rq *rq) +static void mlx5e_destroy_rq(struct mlx5e_rq *rq) { - mlx5_core_destroy_rq(rq->priv->mdev, rq->rqn); + mlx5_core_destroy_rq(rq->mdev, rq->rqn); } static int mlx5e_wait_for_min_rx_wqes(struct mlx5e_rq *rq) { unsigned long exp_time = jiffies + msecs_to_jiffies(20000); struct mlx5e_channel *c = rq->channel; - struct mlx5e_priv *priv = c->priv; + struct mlx5_wq_ll *wq = &rq->wq; + u16 min_wqes = mlx5_min_rx_wqes(rq->wq_type, mlx5_wq_ll_get_size(wq)); while (time_before(jiffies, exp_time)) { - if (wq->cur_sz >= priv->params.min_rx_wqes) + if (wq->cur_sz >= min_wqes) return 0; msleep(20); } + netdev_warn(c->netdev, "Failed to get min RX wqes on RQN[0x%x] wq cur_sz(%d) min_rx_wqes(%d)\n", + rq->rqn, wq->cur_sz, min_wqes); return -ETIMEDOUT; } @@ -842,83 +867,128 @@ static void mlx5e_free_rx_descs(struct mlx5e_rq *rq) } static int mlx5e_open_rq(struct mlx5e_channel *c, + struct mlx5e_params *params, struct mlx5e_rq_param *param, struct mlx5e_rq *rq) { - struct mlx5e_sq *sq = &c->icosq; - u16 pi = sq->pc & sq->wq.sz_m1; int err; - err = mlx5e_create_rq(c, param, rq); + err = mlx5e_alloc_rq(c, params, param, rq); if (err) return err; - err = mlx5e_enable_rq(rq, param); + err = mlx5e_create_rq(rq, param); if (err) - goto err_destroy_rq; + goto err_free_rq; - set_bit(MLX5E_RQ_STATE_ENABLED, &rq->state); err = mlx5e_modify_rq_state(rq, MLX5_RQC_STATE_RST, MLX5_RQC_STATE_RDY); if (err) - goto err_disable_rq; + goto err_destroy_rq; - if (param->am_enabled) + if (params->rx_am_enabled) set_bit(MLX5E_RQ_STATE_AM, &c->rq.state); - sq->db.ico_wqe[pi].opcode = MLX5_OPCODE_NOP; - sq->db.ico_wqe[pi].num_wqebbs = 1; - mlx5e_send_nop(sq, true); /* trigger mlx5e_post_rx_wqes() */ - return 0; -err_disable_rq: - clear_bit(MLX5E_RQ_STATE_ENABLED, &rq->state); - mlx5e_disable_rq(rq); err_destroy_rq: mlx5e_destroy_rq(rq); +err_free_rq: + mlx5e_free_rq(rq); return err; } -static void mlx5e_close_rq(struct mlx5e_rq *rq) +static void mlx5e_activate_rq(struct mlx5e_rq *rq) +{ + struct mlx5e_icosq *sq = &rq->channel->icosq; + u16 pi = sq->pc & sq->wq.sz_m1; + struct mlx5e_tx_wqe *nopwqe; + + set_bit(MLX5E_RQ_STATE_ENABLED, &rq->state); + sq->db.ico_wqe[pi].opcode = MLX5_OPCODE_NOP; + sq->db.ico_wqe[pi].num_wqebbs = 1; + nopwqe = mlx5e_post_nop(&sq->wq, sq->sqn, &sq->pc); + mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, &nopwqe->ctrl); +} + +static void mlx5e_deactivate_rq(struct mlx5e_rq *rq) { clear_bit(MLX5E_RQ_STATE_ENABLED, &rq->state); napi_synchronize(&rq->channel->napi); /* prevent mlx5e_post_rx_wqes */ - cancel_work_sync(&rq->am.work); +} - mlx5e_disable_rq(rq); - mlx5e_free_rx_descs(rq); +static void mlx5e_close_rq(struct mlx5e_rq *rq) +{ + cancel_work_sync(&rq->am.work); mlx5e_destroy_rq(rq); + mlx5e_free_rx_descs(rq); + mlx5e_free_rq(rq); } -static void mlx5e_free_sq_xdp_db(struct mlx5e_sq *sq) +static void mlx5e_free_xdpsq_db(struct mlx5e_xdpsq *sq) { - kfree(sq->db.xdp.di); - kfree(sq->db.xdp.wqe_info); + kfree(sq->db.di); } -static int mlx5e_alloc_sq_xdp_db(struct mlx5e_sq *sq, int numa) +static int mlx5e_alloc_xdpsq_db(struct mlx5e_xdpsq *sq, int numa) { int wq_sz = mlx5_wq_cyc_get_size(&sq->wq); - sq->db.xdp.di = kzalloc_node(sizeof(*sq->db.xdp.di) * wq_sz, + sq->db.di = kzalloc_node(sizeof(*sq->db.di) * wq_sz, GFP_KERNEL, numa); - sq->db.xdp.wqe_info = kzalloc_node(sizeof(*sq->db.xdp.wqe_info) * wq_sz, - GFP_KERNEL, numa); - if (!sq->db.xdp.di || !sq->db.xdp.wqe_info) { - mlx5e_free_sq_xdp_db(sq); + if (!sq->db.di) { + mlx5e_free_xdpsq_db(sq); return -ENOMEM; } return 0; } -static void mlx5e_free_sq_ico_db(struct mlx5e_sq *sq) +static int mlx5e_alloc_xdpsq(struct mlx5e_channel *c, + struct mlx5e_params *params, + struct mlx5e_sq_param *param, + struct mlx5e_xdpsq *sq) +{ + void *sqc_wq = MLX5_ADDR_OF(sqc, param->sqc, wq); + struct mlx5_core_dev *mdev = c->mdev; + int err; + + sq->pdev = c->pdev; + sq->mkey_be = c->mkey_be; + sq->channel = c; + sq->uar_map = mdev->mlx5e_res.bfreg.map; + sq->min_inline_mode = params->tx_min_inline_mode; + + param->wq.db_numa_node = cpu_to_node(c->cpu); + err = mlx5_wq_cyc_create(mdev, ¶m->wq, sqc_wq, &sq->wq, &sq->wq_ctrl); + if (err) + return err; + sq->wq.db = &sq->wq.db[MLX5_SND_DBR]; + + err = mlx5e_alloc_xdpsq_db(sq, cpu_to_node(c->cpu)); + if (err) + goto err_sq_wq_destroy; + + return 0; + +err_sq_wq_destroy: + mlx5_wq_destroy(&sq->wq_ctrl); + + return err; +} + +static void mlx5e_free_xdpsq(struct mlx5e_xdpsq *sq) +{ + mlx5e_free_xdpsq_db(sq); + mlx5_wq_destroy(&sq->wq_ctrl); +} + +static void mlx5e_free_icosq_db(struct mlx5e_icosq *sq) { kfree(sq->db.ico_wqe); } -static int mlx5e_alloc_sq_ico_db(struct mlx5e_sq *sq, int numa) +static int mlx5e_alloc_icosq_db(struct mlx5e_icosq *sq, int numa) { u8 wq_sz = mlx5_wq_cyc_get_size(&sq->wq); @@ -930,155 +1000,131 @@ static int mlx5e_alloc_sq_ico_db(struct mlx5e_sq *sq, int numa) return 0; } -static void mlx5e_free_sq_txq_db(struct mlx5e_sq *sq) +static int mlx5e_alloc_icosq(struct mlx5e_channel *c, + struct mlx5e_sq_param *param, + struct mlx5e_icosq *sq) { - kfree(sq->db.txq.wqe_info); - kfree(sq->db.txq.dma_fifo); - kfree(sq->db.txq.skb); -} + void *sqc_wq = MLX5_ADDR_OF(sqc, param->sqc, wq); + struct mlx5_core_dev *mdev = c->mdev; + int err; -static int mlx5e_alloc_sq_txq_db(struct mlx5e_sq *sq, int numa) -{ - int wq_sz = mlx5_wq_cyc_get_size(&sq->wq); - int df_sz = wq_sz * MLX5_SEND_WQEBB_NUM_DS; + sq->pdev = c->pdev; + sq->mkey_be = c->mkey_be; + sq->channel = c; + sq->uar_map = mdev->mlx5e_res.bfreg.map; - sq->db.txq.skb = kzalloc_node(wq_sz * sizeof(*sq->db.txq.skb), - GFP_KERNEL, numa); - sq->db.txq.dma_fifo = kzalloc_node(df_sz * sizeof(*sq->db.txq.dma_fifo), - GFP_KERNEL, numa); - sq->db.txq.wqe_info = kzalloc_node(wq_sz * sizeof(*sq->db.txq.wqe_info), - GFP_KERNEL, numa); - if (!sq->db.txq.skb || !sq->db.txq.dma_fifo || !sq->db.txq.wqe_info) { - mlx5e_free_sq_txq_db(sq); - return -ENOMEM; - } + param->wq.db_numa_node = cpu_to_node(c->cpu); + err = mlx5_wq_cyc_create(mdev, ¶m->wq, sqc_wq, &sq->wq, &sq->wq_ctrl); + if (err) + return err; + sq->wq.db = &sq->wq.db[MLX5_SND_DBR]; - sq->dma_fifo_mask = df_sz - 1; + err = mlx5e_alloc_icosq_db(sq, cpu_to_node(c->cpu)); + if (err) + goto err_sq_wq_destroy; + + sq->edge = (sq->wq.sz_m1 + 1) - MLX5E_ICOSQ_MAX_WQEBBS; return 0; + +err_sq_wq_destroy: + mlx5_wq_destroy(&sq->wq_ctrl); + + return err; } -static void mlx5e_free_sq_db(struct mlx5e_sq *sq) +static void mlx5e_free_icosq(struct mlx5e_icosq *sq) { - switch (sq->type) { - case MLX5E_SQ_TXQ: - mlx5e_free_sq_txq_db(sq); - break; - case MLX5E_SQ_ICO: - mlx5e_free_sq_ico_db(sq); - break; - case MLX5E_SQ_XDP: - mlx5e_free_sq_xdp_db(sq); - break; - } + mlx5e_free_icosq_db(sq); + mlx5_wq_destroy(&sq->wq_ctrl); } -static int mlx5e_alloc_sq_db(struct mlx5e_sq *sq, int numa) +static void mlx5e_free_txqsq_db(struct mlx5e_txqsq *sq) { - switch (sq->type) { - case MLX5E_SQ_TXQ: - return mlx5e_alloc_sq_txq_db(sq, numa); - case MLX5E_SQ_ICO: - return mlx5e_alloc_sq_ico_db(sq, numa); - case MLX5E_SQ_XDP: - return mlx5e_alloc_sq_xdp_db(sq, numa); - } - - return 0; + kfree(sq->db.wqe_info); + kfree(sq->db.dma_fifo); + kfree(sq->db.skb); } -static int mlx5e_sq_get_max_wqebbs(u8 sq_type) +static int mlx5e_alloc_txqsq_db(struct mlx5e_txqsq *sq, int numa) { - switch (sq_type) { - case MLX5E_SQ_ICO: - return MLX5E_ICOSQ_MAX_WQEBBS; - case MLX5E_SQ_XDP: - return MLX5E_XDP_TX_WQEBBS; + int wq_sz = mlx5_wq_cyc_get_size(&sq->wq); + int df_sz = wq_sz * MLX5_SEND_WQEBB_NUM_DS; + + sq->db.skb = kzalloc_node(wq_sz * sizeof(*sq->db.skb), + GFP_KERNEL, numa); + sq->db.dma_fifo = kzalloc_node(df_sz * sizeof(*sq->db.dma_fifo), + GFP_KERNEL, numa); + sq->db.wqe_info = kzalloc_node(wq_sz * sizeof(*sq->db.wqe_info), + GFP_KERNEL, numa); + if (!sq->db.skb || !sq->db.dma_fifo || !sq->db.wqe_info) { + mlx5e_free_txqsq_db(sq); + return -ENOMEM; } - return MLX5_SEND_WQE_MAX_WQEBBS; + + sq->dma_fifo_mask = df_sz - 1; + + return 0; } -static int mlx5e_create_sq(struct mlx5e_channel *c, - int tc, - struct mlx5e_sq_param *param, - struct mlx5e_sq *sq) +static int mlx5e_alloc_txqsq(struct mlx5e_channel *c, + int txq_ix, + struct mlx5e_params *params, + struct mlx5e_sq_param *param, + struct mlx5e_txqsq *sq) { - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; - - void *sqc = param->sqc; - void *sqc_wq = MLX5_ADDR_OF(sqc, sqc, wq); + void *sqc_wq = MLX5_ADDR_OF(sqc, param->sqc, wq); + struct mlx5_core_dev *mdev = c->mdev; int err; - sq->type = param->type; sq->pdev = c->pdev; - sq->tstamp = &priv->tstamp; + sq->tstamp = c->tstamp; sq->mkey_be = c->mkey_be; sq->channel = c; - sq->tc = tc; + sq->txq_ix = txq_ix; + sq->uar_map = mdev->mlx5e_res.bfreg.map; + sq->max_inline = params->tx_max_inline; + sq->min_inline_mode = params->tx_min_inline_mode; - err = mlx5_alloc_bfreg(mdev, &sq->bfreg, MLX5_CAP_GEN(mdev, bf), false); - if (err) - return err; - - sq->uar_map = sq->bfreg.map; param->wq.db_numa_node = cpu_to_node(c->cpu); - - err = mlx5_wq_cyc_create(mdev, ¶m->wq, sqc_wq, &sq->wq, - &sq->wq_ctrl); + err = mlx5_wq_cyc_create(mdev, ¶m->wq, sqc_wq, &sq->wq, &sq->wq_ctrl); if (err) - goto err_unmap_free_uar; - - sq->wq.db = &sq->wq.db[MLX5_SND_DBR]; - if (sq->bfreg.wc) - set_bit(MLX5E_SQ_STATE_BF_ENABLE, &sq->state); - - sq->bf_buf_size = (1 << MLX5_CAP_GEN(mdev, log_bf_reg_size)) / 2; - sq->max_inline = param->max_inline; - sq->min_inline_mode = param->min_inline_mode; + return err; + sq->wq.db = &sq->wq.db[MLX5_SND_DBR]; - err = mlx5e_alloc_sq_db(sq, cpu_to_node(c->cpu)); + err = mlx5e_alloc_txqsq_db(sq, cpu_to_node(c->cpu)); if (err) goto err_sq_wq_destroy; - if (sq->type == MLX5E_SQ_TXQ) { - int txq_ix; - - txq_ix = c->ix + tc * priv->params.num_channels; - sq->txq = netdev_get_tx_queue(priv->netdev, txq_ix); - priv->txq_to_sq_map[txq_ix] = sq; - } - - sq->edge = (sq->wq.sz_m1 + 1) - mlx5e_sq_get_max_wqebbs(sq->type); - sq->bf_budget = MLX5E_SQ_BF_BUDGET; + sq->edge = (sq->wq.sz_m1 + 1) - MLX5_SEND_WQE_MAX_WQEBBS; return 0; err_sq_wq_destroy: mlx5_wq_destroy(&sq->wq_ctrl); -err_unmap_free_uar: - mlx5_free_bfreg(mdev, &sq->bfreg); - return err; } -static void mlx5e_destroy_sq(struct mlx5e_sq *sq) +static void mlx5e_free_txqsq(struct mlx5e_txqsq *sq) { - struct mlx5e_channel *c = sq->channel; - struct mlx5e_priv *priv = c->priv; - - mlx5e_free_sq_db(sq); + mlx5e_free_txqsq_db(sq); mlx5_wq_destroy(&sq->wq_ctrl); - mlx5_free_bfreg(priv->mdev, &sq->bfreg); } -static int mlx5e_enable_sq(struct mlx5e_sq *sq, struct mlx5e_sq_param *param) -{ - struct mlx5e_channel *c = sq->channel; - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; +struct mlx5e_create_sq_param { + struct mlx5_wq_ctrl *wq_ctrl; + u32 cqn; + u32 tisn; + u8 tis_lst_sz; + u8 min_inline_mode; +}; +static int mlx5e_create_sq(struct mlx5_core_dev *mdev, + struct mlx5e_sq_param *param, + struct mlx5e_create_sq_param *csp, + u32 *sqn) +{ void *in; void *sqc; void *wq; @@ -1086,7 +1132,7 @@ static int mlx5e_enable_sq(struct mlx5e_sq *sq, struct mlx5e_sq_param *param) int err; inlen = MLX5_ST_SZ_BYTES(create_sq_in) + - sizeof(u64) * sq->wq_ctrl.buf.npages; + sizeof(u64) * csp->wq_ctrl->buf.npages; in = mlx5_vzalloc(inlen); if (!in) return -ENOMEM; @@ -1095,40 +1141,40 @@ static int mlx5e_enable_sq(struct mlx5e_sq *sq, struct mlx5e_sq_param *param) wq = MLX5_ADDR_OF(sqc, sqc, wq); memcpy(sqc, param->sqc, sizeof(param->sqc)); - - MLX5_SET(sqc, sqc, tis_num_0, param->type == MLX5E_SQ_ICO ? - 0 : priv->tisn[sq->tc]); - MLX5_SET(sqc, sqc, cqn, sq->cq.mcq.cqn); + MLX5_SET(sqc, sqc, tis_lst_sz, csp->tis_lst_sz); + MLX5_SET(sqc, sqc, tis_num_0, csp->tisn); + MLX5_SET(sqc, sqc, cqn, csp->cqn); if (MLX5_CAP_ETH(mdev, wqe_inline_mode) == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) - MLX5_SET(sqc, sqc, min_wqe_inline_mode, sq->min_inline_mode); + MLX5_SET(sqc, sqc, min_wqe_inline_mode, csp->min_inline_mode); - MLX5_SET(sqc, sqc, state, MLX5_SQC_STATE_RST); - MLX5_SET(sqc, sqc, tis_lst_sz, param->type == MLX5E_SQ_ICO ? 0 : 1); + MLX5_SET(sqc, sqc, state, MLX5_SQC_STATE_RST); MLX5_SET(wq, wq, wq_type, MLX5_WQ_TYPE_CYCLIC); - MLX5_SET(wq, wq, uar_page, sq->bfreg.index); - MLX5_SET(wq, wq, log_wq_pg_sz, sq->wq_ctrl.buf.page_shift - + MLX5_SET(wq, wq, uar_page, mdev->mlx5e_res.bfreg.index); + MLX5_SET(wq, wq, log_wq_pg_sz, csp->wq_ctrl->buf.page_shift - MLX5_ADAPTER_PAGE_SHIFT); - MLX5_SET64(wq, wq, dbr_addr, sq->wq_ctrl.db.dma); + MLX5_SET64(wq, wq, dbr_addr, csp->wq_ctrl->db.dma); - mlx5_fill_page_array(&sq->wq_ctrl.buf, - (__be64 *)MLX5_ADDR_OF(wq, wq, pas)); + mlx5_fill_page_array(&csp->wq_ctrl->buf, (__be64 *)MLX5_ADDR_OF(wq, wq, pas)); - err = mlx5_core_create_sq(mdev, in, inlen, &sq->sqn); + err = mlx5_core_create_sq(mdev, in, inlen, sqn); kvfree(in); return err; } -static int mlx5e_modify_sq(struct mlx5e_sq *sq, int curr_state, - int next_state, bool update_rl, int rl_index) -{ - struct mlx5e_channel *c = sq->channel; - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; +struct mlx5e_modify_sq_param { + int curr_state; + int next_state; + bool rl_update; + int rl_index; +}; +static int mlx5e_modify_sq(struct mlx5_core_dev *mdev, u32 sqn, + struct mlx5e_modify_sq_param *p) +{ void *in; void *sqc; int inlen; @@ -1141,68 +1187,94 @@ static int mlx5e_modify_sq(struct mlx5e_sq *sq, int curr_state, sqc = MLX5_ADDR_OF(modify_sq_in, in, ctx); - MLX5_SET(modify_sq_in, in, sq_state, curr_state); - MLX5_SET(sqc, sqc, state, next_state); - if (update_rl && next_state == MLX5_SQC_STATE_RDY) { + MLX5_SET(modify_sq_in, in, sq_state, p->curr_state); + MLX5_SET(sqc, sqc, state, p->next_state); + if (p->rl_update && p->next_state == MLX5_SQC_STATE_RDY) { MLX5_SET64(modify_sq_in, in, modify_bitmask, 1); - MLX5_SET(sqc, sqc, packet_pacing_rate_limit_index, rl_index); + MLX5_SET(sqc, sqc, packet_pacing_rate_limit_index, p->rl_index); } - err = mlx5_core_modify_sq(mdev, sq->sqn, in, inlen); + err = mlx5_core_modify_sq(mdev, sqn, in, inlen); kvfree(in); return err; } -static void mlx5e_disable_sq(struct mlx5e_sq *sq) +static void mlx5e_destroy_sq(struct mlx5_core_dev *mdev, u32 sqn) { - struct mlx5e_channel *c = sq->channel; - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; - - mlx5_core_destroy_sq(mdev, sq->sqn); - if (sq->rate_limit) - mlx5_rl_remove_rate(mdev, sq->rate_limit); + mlx5_core_destroy_sq(mdev, sqn); } -static int mlx5e_open_sq(struct mlx5e_channel *c, - int tc, - struct mlx5e_sq_param *param, - struct mlx5e_sq *sq) +static int mlx5e_create_sq_rdy(struct mlx5_core_dev *mdev, + struct mlx5e_sq_param *param, + struct mlx5e_create_sq_param *csp, + u32 *sqn) { + struct mlx5e_modify_sq_param msp = {0}; int err; - err = mlx5e_create_sq(c, tc, param, sq); + err = mlx5e_create_sq(mdev, param, csp, sqn); if (err) return err; - err = mlx5e_enable_sq(sq, param); + msp.curr_state = MLX5_SQC_STATE_RST; + msp.next_state = MLX5_SQC_STATE_RDY; + err = mlx5e_modify_sq(mdev, *sqn, &msp); if (err) - goto err_destroy_sq; + mlx5e_destroy_sq(mdev, *sqn); - set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); - err = mlx5e_modify_sq(sq, MLX5_SQC_STATE_RST, MLX5_SQC_STATE_RDY, - false, 0); + return err; +} + +static int mlx5e_set_sq_maxrate(struct net_device *dev, + struct mlx5e_txqsq *sq, u32 rate); + +static int mlx5e_open_txqsq(struct mlx5e_channel *c, + u32 tisn, + int txq_ix, + struct mlx5e_params *params, + struct mlx5e_sq_param *param, + struct mlx5e_txqsq *sq) +{ + struct mlx5e_create_sq_param csp = {}; + u32 tx_rate; + int err; + + err = mlx5e_alloc_txqsq(c, txq_ix, params, param, sq); if (err) - goto err_disable_sq; + return err; - if (sq->txq) { - netdev_tx_reset_queue(sq->txq); - netif_tx_start_queue(sq->txq); - } + csp.tisn = tisn; + csp.tis_lst_sz = 1; + csp.cqn = sq->cq.mcq.cqn; + csp.wq_ctrl = &sq->wq_ctrl; + csp.min_inline_mode = sq->min_inline_mode; + err = mlx5e_create_sq_rdy(c->mdev, param, &csp, &sq->sqn); + if (err) + goto err_free_txqsq; + + tx_rate = c->priv->tx_rates[sq->txq_ix]; + if (tx_rate) + mlx5e_set_sq_maxrate(c->netdev, sq, tx_rate); return 0; -err_disable_sq: +err_free_txqsq: clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); - mlx5e_disable_sq(sq); -err_destroy_sq: - mlx5e_destroy_sq(sq); + mlx5e_free_txqsq(sq); return err; } +static void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) +{ + sq->txq = netdev_get_tx_queue(sq->channel->netdev, sq->txq_ix); + set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + netdev_tx_reset_queue(sq->txq); + netif_tx_start_queue(sq->txq); +} + static inline void netif_tx_disable_queue(struct netdev_queue *txq) { __netif_tx_lock_bh(txq); @@ -1210,43 +1282,153 @@ static inline void netif_tx_disable_queue(struct netdev_queue *txq) __netif_tx_unlock_bh(txq); } -static void mlx5e_close_sq(struct mlx5e_sq *sq) +static void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) { + struct mlx5e_channel *c = sq->channel; + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); /* prevent netif_tx_wake_queue */ - napi_synchronize(&sq->channel->napi); + napi_synchronize(&c->napi); - if (sq->txq) { - netif_tx_disable_queue(sq->txq); + netif_tx_disable_queue(sq->txq); - /* last doorbell out, godspeed .. */ - if (mlx5e_sq_has_room_for(sq, 1)) { - sq->db.txq.skb[(sq->pc & sq->wq.sz_m1)] = NULL; - mlx5e_send_nop(sq, true); - } + /* last doorbell out, godspeed .. */ + if (mlx5e_wqc_has_room_for(&sq->wq, sq->cc, sq->pc, 1)) { + struct mlx5e_tx_wqe *nop; + + sq->db.skb[(sq->pc & sq->wq.sz_m1)] = NULL; + nop = mlx5e_post_nop(&sq->wq, sq->sqn, &sq->pc); + mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, &nop->ctrl); } +} - mlx5e_disable_sq(sq); - mlx5e_free_sq_descs(sq); - mlx5e_destroy_sq(sq); +static void mlx5e_close_txqsq(struct mlx5e_txqsq *sq) +{ + struct mlx5e_channel *c = sq->channel; + struct mlx5_core_dev *mdev = c->mdev; + + mlx5e_destroy_sq(mdev, sq->sqn); + if (sq->rate_limit) + mlx5_rl_remove_rate(mdev, sq->rate_limit); + mlx5e_free_txqsq_descs(sq); + mlx5e_free_txqsq(sq); } -static int mlx5e_create_cq(struct mlx5e_channel *c, - struct mlx5e_cq_param *param, - struct mlx5e_cq *cq) +static int mlx5e_open_icosq(struct mlx5e_channel *c, + struct mlx5e_params *params, + struct mlx5e_sq_param *param, + struct mlx5e_icosq *sq) +{ + struct mlx5e_create_sq_param csp = {}; + int err; + + err = mlx5e_alloc_icosq(c, param, sq); + if (err) + return err; + + csp.cqn = sq->cq.mcq.cqn; + csp.wq_ctrl = &sq->wq_ctrl; + csp.min_inline_mode = params->tx_min_inline_mode; + set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + err = mlx5e_create_sq_rdy(c->mdev, param, &csp, &sq->sqn); + if (err) + goto err_free_icosq; + + return 0; + +err_free_icosq: + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + mlx5e_free_icosq(sq); + + return err; +} + +static void mlx5e_close_icosq(struct mlx5e_icosq *sq) +{ + struct mlx5e_channel *c = sq->channel; + + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + napi_synchronize(&c->napi); + + mlx5e_destroy_sq(c->mdev, sq->sqn); + mlx5e_free_icosq(sq); +} + +static int mlx5e_open_xdpsq(struct mlx5e_channel *c, + struct mlx5e_params *params, + struct mlx5e_sq_param *param, + struct mlx5e_xdpsq *sq) +{ + unsigned int ds_cnt = MLX5E_XDP_TX_DS_COUNT; + struct mlx5e_create_sq_param csp = {}; + unsigned int inline_hdr_sz = 0; + int err; + int i; + + err = mlx5e_alloc_xdpsq(c, params, param, sq); + if (err) + return err; + + csp.tis_lst_sz = 1; + csp.tisn = c->priv->tisn[0]; /* tc = 0 */ + csp.cqn = sq->cq.mcq.cqn; + csp.wq_ctrl = &sq->wq_ctrl; + csp.min_inline_mode = sq->min_inline_mode; + set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + err = mlx5e_create_sq_rdy(c->mdev, param, &csp, &sq->sqn); + if (err) + goto err_free_xdpsq; + + if (sq->min_inline_mode != MLX5_INLINE_MODE_NONE) { + inline_hdr_sz = MLX5E_XDP_MIN_INLINE; + ds_cnt++; + } + + /* Pre initialize fixed WQE fields */ + for (i = 0; i < mlx5_wq_cyc_get_size(&sq->wq); i++) { + struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(&sq->wq, i); + struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; + struct mlx5_wqe_eth_seg *eseg = &wqe->eth; + struct mlx5_wqe_data_seg *dseg; + + cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt); + eseg->inline_hdr.sz = cpu_to_be16(inline_hdr_sz); + + dseg = (struct mlx5_wqe_data_seg *)cseg + (ds_cnt - 1); + dseg->lkey = sq->mkey_be; + } + + return 0; + +err_free_xdpsq: + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + mlx5e_free_xdpsq(sq); + + return err; +} + +static void mlx5e_close_xdpsq(struct mlx5e_xdpsq *sq) +{ + struct mlx5e_channel *c = sq->channel; + + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + napi_synchronize(&c->napi); + + mlx5e_destroy_sq(c->mdev, sq->sqn); + mlx5e_free_xdpsq_descs(sq); + mlx5e_free_xdpsq(sq); +} + +static int mlx5e_alloc_cq_common(struct mlx5_core_dev *mdev, + struct mlx5e_cq_param *param, + struct mlx5e_cq *cq) { - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; struct mlx5_core_cq *mcq = &cq->mcq; int eqn_not_used; unsigned int irqn; int err; u32 i; - param->wq.buf_numa_node = cpu_to_node(c->cpu); - param->wq.db_numa_node = cpu_to_node(c->cpu); - param->eq_ix = c->ix; - err = mlx5_cqwq_create(mdev, ¶m->wq, param->cqc, &cq->wq, &cq->wq_ctrl); if (err) @@ -1254,8 +1436,6 @@ static int mlx5e_create_cq(struct mlx5e_channel *c, mlx5_vector2eqn(mdev, param->eq_ix, &eqn_not_used, &irqn); - cq->napi = &c->napi; - mcq->cqe_sz = 64; mcq->set_ci_db = cq->wq_ctrl.db.db; mcq->arm_db = cq->wq_ctrl.db.db + 1; @@ -1272,21 +1452,38 @@ static int mlx5e_create_cq(struct mlx5e_channel *c, cqe->op_own = 0xf1; } - cq->channel = c; - cq->priv = priv; + cq->mdev = mdev; return 0; } -static void mlx5e_destroy_cq(struct mlx5e_cq *cq) +static int mlx5e_alloc_cq(struct mlx5e_channel *c, + struct mlx5e_cq_param *param, + struct mlx5e_cq *cq) +{ + struct mlx5_core_dev *mdev = c->priv->mdev; + int err; + + param->wq.buf_numa_node = cpu_to_node(c->cpu); + param->wq.db_numa_node = cpu_to_node(c->cpu); + param->eq_ix = c->ix; + + err = mlx5e_alloc_cq_common(mdev, param, cq); + + cq->napi = &c->napi; + cq->channel = c; + + return err; +} + +static void mlx5e_free_cq(struct mlx5e_cq *cq) { mlx5_cqwq_destroy(&cq->wq_ctrl); } -static int mlx5e_enable_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param) +static int mlx5e_create_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param) { - struct mlx5e_priv *priv = cq->priv; - struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5_core_dev *mdev = cq->mdev; struct mlx5_core_cq *mcq = &cq->mcq; void *in; @@ -1330,47 +1527,41 @@ static int mlx5e_enable_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param) return 0; } -static void mlx5e_disable_cq(struct mlx5e_cq *cq) +static void mlx5e_destroy_cq(struct mlx5e_cq *cq) { - struct mlx5e_priv *priv = cq->priv; - struct mlx5_core_dev *mdev = priv->mdev; - - mlx5_core_destroy_cq(mdev, &cq->mcq); + mlx5_core_destroy_cq(cq->mdev, &cq->mcq); } static int mlx5e_open_cq(struct mlx5e_channel *c, + struct mlx5e_cq_moder moder, struct mlx5e_cq_param *param, - struct mlx5e_cq *cq, - struct mlx5e_cq_moder moderation) + struct mlx5e_cq *cq) { + struct mlx5_core_dev *mdev = c->mdev; int err; - struct mlx5e_priv *priv = c->priv; - struct mlx5_core_dev *mdev = priv->mdev; - err = mlx5e_create_cq(c, param, cq); + err = mlx5e_alloc_cq(c, param, cq); if (err) return err; - err = mlx5e_enable_cq(cq, param); + err = mlx5e_create_cq(cq, param); if (err) - goto err_destroy_cq; + goto err_free_cq; if (MLX5_CAP_GEN(mdev, cq_moderation)) - mlx5_core_modify_cq_moderation(mdev, &cq->mcq, - moderation.usec, - moderation.pkts); + mlx5_core_modify_cq_moderation(mdev, &cq->mcq, moder.usec, moder.pkts); return 0; -err_destroy_cq: - mlx5e_destroy_cq(cq); +err_free_cq: + mlx5e_free_cq(cq); return err; } static void mlx5e_close_cq(struct mlx5e_cq *cq) { - mlx5e_disable_cq(cq); mlx5e_destroy_cq(cq); + mlx5e_free_cq(cq); } static int mlx5e_get_cpu(struct mlx5e_priv *priv, int ix) @@ -1379,15 +1570,15 @@ static int mlx5e_get_cpu(struct mlx5e_priv *priv, int ix) } static int mlx5e_open_tx_cqs(struct mlx5e_channel *c, + struct mlx5e_params *params, struct mlx5e_channel_param *cparam) { - struct mlx5e_priv *priv = c->priv; int err; int tc; for (tc = 0; tc < c->num_tc; tc++) { - err = mlx5e_open_cq(c, &cparam->tx_cq, &c->sq[tc].cq, - priv->params.tx_cq_moderation); + err = mlx5e_open_cq(c, params->tx_cq_moderation, + &cparam->tx_cq, &c->sq[tc].cq); if (err) goto err_close_tx_cqs; } @@ -1410,13 +1601,17 @@ static void mlx5e_close_tx_cqs(struct mlx5e_channel *c) } static int mlx5e_open_sqs(struct mlx5e_channel *c, + struct mlx5e_params *params, struct mlx5e_channel_param *cparam) { int err; int tc; - for (tc = 0; tc < c->num_tc; tc++) { - err = mlx5e_open_sq(c, tc, &cparam->sq, &c->sq[tc]); + for (tc = 0; tc < params->num_tc; tc++) { + int txq_ix = c->ix + tc * params->num_channels; + + err = mlx5e_open_txqsq(c, c->priv->tisn[tc], txq_ix, + params, &cparam->sq, &c->sq[tc]); if (err) goto err_close_sqs; } @@ -1425,7 +1620,7 @@ static int mlx5e_open_sqs(struct mlx5e_channel *c, err_close_sqs: for (tc--; tc >= 0; tc--) - mlx5e_close_sq(&c->sq[tc]); + mlx5e_close_txqsq(&c->sq[tc]); return err; } @@ -1435,23 +1630,15 @@ static void mlx5e_close_sqs(struct mlx5e_channel *c) int tc; for (tc = 0; tc < c->num_tc; tc++) - mlx5e_close_sq(&c->sq[tc]); -} - -static void mlx5e_build_channeltc_to_txq_map(struct mlx5e_priv *priv, int ix) -{ - int i; - - for (i = 0; i < priv->profile->max_tc; i++) - priv->channeltc_to_txq_map[ix][i] = - ix + i * priv->params.num_channels; + mlx5e_close_txqsq(&c->sq[tc]); } static int mlx5e_set_sq_maxrate(struct net_device *dev, - struct mlx5e_sq *sq, u32 rate) + struct mlx5e_txqsq *sq, u32 rate) { struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5_core_dev *mdev = priv->mdev; + struct mlx5e_modify_sq_param msp = {0}; u16 rl_index = 0; int err; @@ -1474,8 +1661,11 @@ static int mlx5e_set_sq_maxrate(struct net_device *dev, } } - err = mlx5e_modify_sq(sq, MLX5_SQC_STATE_RDY, - MLX5_SQC_STATE_RDY, true, rl_index); + msp.curr_state = MLX5_SQC_STATE_RDY; + msp.next_state = MLX5_SQC_STATE_RDY; + msp.rl_index = rl_index; + msp.rl_update = true; + err = mlx5e_modify_sq(mdev, sq->sqn, &msp); if (err) { netdev_err(dev, "Failed configuring rate %u: %d\n", rate, err); @@ -1493,7 +1683,7 @@ static int mlx5e_set_tx_maxrate(struct net_device *dev, int index, u32 rate) { struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5_core_dev *mdev = priv->mdev; - struct mlx5e_sq *sq = priv->txq_to_sq_map[index]; + struct mlx5e_txqsq *sq = priv->txq2sq[index]; int err = 0; if (!mlx5_rl_is_supported(mdev)) { @@ -1529,105 +1719,86 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev) } static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, + struct mlx5e_params *params, struct mlx5e_channel_param *cparam, struct mlx5e_channel **cp) { - struct mlx5e_cq_moder icosq_cq_moder = {0, 0}; + struct mlx5e_cq_moder icocq_moder = {0, 0}; struct net_device *netdev = priv->netdev; - struct mlx5e_cq_moder rx_cq_profile; int cpu = mlx5e_get_cpu(priv, ix); struct mlx5e_channel *c; - struct mlx5e_sq *sq; int err; - int i; c = kzalloc_node(sizeof(*c), GFP_KERNEL, cpu_to_node(cpu)); if (!c) return -ENOMEM; c->priv = priv; + c->mdev = priv->mdev; + c->tstamp = &priv->tstamp; c->ix = ix; c->cpu = cpu; c->pdev = &priv->mdev->pdev->dev; c->netdev = priv->netdev; c->mkey_be = cpu_to_be32(priv->mdev->mlx5e_res.mkey.key); - c->num_tc = priv->params.num_tc; - c->xdp = !!priv->xdp_prog; - - if (priv->params.rx_am_enabled) - rx_cq_profile = mlx5e_am_get_def_profile(priv->params.rx_cq_period_mode); - else - rx_cq_profile = priv->params.rx_cq_moderation; - - mlx5e_build_channeltc_to_txq_map(priv, ix); + c->num_tc = params->num_tc; + c->xdp = !!params->xdp_prog; netif_napi_add(netdev, &c->napi, mlx5e_napi_poll, 64); - err = mlx5e_open_cq(c, &cparam->icosq_cq, &c->icosq.cq, icosq_cq_moder); + err = mlx5e_open_cq(c, icocq_moder, &cparam->icosq_cq, &c->icosq.cq); if (err) goto err_napi_del; - err = mlx5e_open_tx_cqs(c, cparam); + err = mlx5e_open_tx_cqs(c, params, cparam); if (err) goto err_close_icosq_cq; - err = mlx5e_open_cq(c, &cparam->rx_cq, &c->rq.cq, - rx_cq_profile); + err = mlx5e_open_cq(c, params->rx_cq_moderation, &cparam->rx_cq, &c->rq.cq); if (err) goto err_close_tx_cqs; /* XDP SQ CQ params are same as normal TXQ sq CQ params */ - err = c->xdp ? mlx5e_open_cq(c, &cparam->tx_cq, &c->xdp_sq.cq, - priv->params.tx_cq_moderation) : 0; + err = c->xdp ? mlx5e_open_cq(c, params->tx_cq_moderation, + &cparam->tx_cq, &c->rq.xdpsq.cq) : 0; if (err) goto err_close_rx_cq; napi_enable(&c->napi); - err = mlx5e_open_sq(c, 0, &cparam->icosq, &c->icosq); + err = mlx5e_open_icosq(c, params, &cparam->icosq, &c->icosq); if (err) goto err_disable_napi; - err = mlx5e_open_sqs(c, cparam); + err = mlx5e_open_sqs(c, params, cparam); if (err) goto err_close_icosq; - for (i = 0; i < priv->params.num_tc; i++) { - u32 txq_ix = priv->channeltc_to_txq_map[ix][i]; - - if (priv->tx_rates[txq_ix]) { - sq = priv->txq_to_sq_map[txq_ix]; - mlx5e_set_sq_maxrate(priv->netdev, sq, - priv->tx_rates[txq_ix]); - } - } - - err = c->xdp ? mlx5e_open_sq(c, 0, &cparam->xdp_sq, &c->xdp_sq) : 0; + err = c->xdp ? mlx5e_open_xdpsq(c, params, &cparam->xdp_sq, &c->rq.xdpsq) : 0; if (err) goto err_close_sqs; - err = mlx5e_open_rq(c, &cparam->rq, &c->rq); + err = mlx5e_open_rq(c, params, &cparam->rq, &c->rq); if (err) goto err_close_xdp_sq; - netif_set_xps_queue(netdev, get_cpu_mask(c->cpu), ix); *cp = c; return 0; err_close_xdp_sq: if (c->xdp) - mlx5e_close_sq(&c->xdp_sq); + mlx5e_close_xdpsq(&c->rq.xdpsq); err_close_sqs: mlx5e_close_sqs(c); err_close_icosq: - mlx5e_close_sq(&c->icosq); + mlx5e_close_icosq(&c->icosq); err_disable_napi: napi_disable(&c->napi); if (c->xdp) - mlx5e_close_cq(&c->xdp_sq.cq); + mlx5e_close_cq(&c->rq.xdpsq.cq); err_close_rx_cq: mlx5e_close_cq(&c->rq.cq); @@ -1645,16 +1816,35 @@ err_napi_del: return err; } +static void mlx5e_activate_channel(struct mlx5e_channel *c) +{ + int tc; + + for (tc = 0; tc < c->num_tc; tc++) + mlx5e_activate_txqsq(&c->sq[tc]); + mlx5e_activate_rq(&c->rq); + netif_set_xps_queue(c->netdev, get_cpu_mask(c->cpu), c->ix); +} + +static void mlx5e_deactivate_channel(struct mlx5e_channel *c) +{ + int tc; + + mlx5e_deactivate_rq(&c->rq); + for (tc = 0; tc < c->num_tc; tc++) + mlx5e_deactivate_txqsq(&c->sq[tc]); +} + static void mlx5e_close_channel(struct mlx5e_channel *c) { mlx5e_close_rq(&c->rq); if (c->xdp) - mlx5e_close_sq(&c->xdp_sq); + mlx5e_close_xdpsq(&c->rq.xdpsq); mlx5e_close_sqs(c); - mlx5e_close_sq(&c->icosq); + mlx5e_close_icosq(&c->icosq); napi_disable(&c->napi); if (c->xdp) - mlx5e_close_cq(&c->xdp_sq.cq); + mlx5e_close_cq(&c->rq.xdpsq.cq); mlx5e_close_cq(&c->rq.cq); mlx5e_close_tx_cqs(c); mlx5e_close_cq(&c->icosq.cq); @@ -1664,17 +1854,16 @@ static void mlx5e_close_channel(struct mlx5e_channel *c) } static void mlx5e_build_rq_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, struct mlx5e_rq_param *param) { void *rqc = param->rqc; void *wq = MLX5_ADDR_OF(rqc, rqc, wq); - switch (priv->params.rq_wq_type) { + switch (params->rq_wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: - MLX5_SET(wq, wq, log_wqe_num_of_strides, - priv->params.mpwqe_log_num_strides - 9); - MLX5_SET(wq, wq, log_wqe_stride_size, - priv->params.mpwqe_log_stride_sz - 6); + MLX5_SET(wq, wq, log_wqe_num_of_strides, params->mpwqe_log_num_strides - 9); + MLX5_SET(wq, wq, log_wqe_stride_size, params->mpwqe_log_stride_sz - 6); MLX5_SET(wq, wq, wq_type, MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ); break; default: /* MLX5_WQ_TYPE_LINKED_LIST */ @@ -1683,14 +1872,14 @@ static void mlx5e_build_rq_param(struct mlx5e_priv *priv, MLX5_SET(wq, wq, end_padding_mode, MLX5_WQ_END_PAD_MODE_ALIGN); MLX5_SET(wq, wq, log_wq_stride, ilog2(sizeof(struct mlx5e_rx_wqe))); - MLX5_SET(wq, wq, log_wq_sz, priv->params.log_rq_size); + MLX5_SET(wq, wq, log_wq_sz, params->log_rq_size); MLX5_SET(wq, wq, pd, priv->mdev->mlx5e_res.pdn); MLX5_SET(rqc, rqc, counter_set_id, priv->q_counter); + MLX5_SET(rqc, rqc, vsd, params->vlan_strip_disable); + MLX5_SET(rqc, rqc, scatter_fcs, params->scatter_fcs_en); param->wq.buf_numa_node = dev_to_node(&priv->mdev->pdev->dev); param->wq.linear = 1; - - param->am_enabled = priv->params.rx_am_enabled; } static void mlx5e_build_drop_rq_param(struct mlx5e_rq_param *param) @@ -1715,17 +1904,14 @@ static void mlx5e_build_sq_param_common(struct mlx5e_priv *priv, } static void mlx5e_build_sq_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, struct mlx5e_sq_param *param) { void *sqc = param->sqc; void *wq = MLX5_ADDR_OF(sqc, sqc, wq); mlx5e_build_sq_param_common(priv, param); - MLX5_SET(wq, wq, log_wq_sz, priv->params.log_sq_size); - - param->max_inline = priv->params.tx_max_inline; - param->min_inline_mode = priv->params.tx_min_inline_mode; - param->type = MLX5E_SQ_TXQ; + MLX5_SET(wq, wq, log_wq_sz, params->log_sq_size); } static void mlx5e_build_common_cq_param(struct mlx5e_priv *priv, @@ -1737,37 +1923,36 @@ static void mlx5e_build_common_cq_param(struct mlx5e_priv *priv, } static void mlx5e_build_rx_cq_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, struct mlx5e_cq_param *param) { void *cqc = param->cqc; u8 log_cq_size; - switch (priv->params.rq_wq_type) { + switch (params->rq_wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: - log_cq_size = priv->params.log_rq_size + - priv->params.mpwqe_log_num_strides; + log_cq_size = params->log_rq_size + params->mpwqe_log_num_strides; break; default: /* MLX5_WQ_TYPE_LINKED_LIST */ - log_cq_size = priv->params.log_rq_size; + log_cq_size = params->log_rq_size; } MLX5_SET(cqc, cqc, log_cq_size, log_cq_size); - if (MLX5E_GET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS)) { + if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)) { MLX5_SET(cqc, cqc, mini_cqe_res_format, MLX5_CQE_FORMAT_CSUM); MLX5_SET(cqc, cqc, cqe_comp_en, 1); } mlx5e_build_common_cq_param(priv, param); - - param->cq_period_mode = priv->params.rx_cq_period_mode; } static void mlx5e_build_tx_cq_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, struct mlx5e_cq_param *param) { void *cqc = param->cqc; - MLX5_SET(cqc, cqc, log_cq_size, priv->params.log_sq_size); + MLX5_SET(cqc, cqc, log_cq_size, params->log_sq_size); mlx5e_build_common_cq_param(priv, param); @@ -1775,8 +1960,8 @@ static void mlx5e_build_tx_cq_param(struct mlx5e_priv *priv, } static void mlx5e_build_ico_cq_param(struct mlx5e_priv *priv, - struct mlx5e_cq_param *param, - u8 log_wq_size) + u8 log_wq_size, + struct mlx5e_cq_param *param) { void *cqc = param->cqc; @@ -1788,8 +1973,8 @@ static void mlx5e_build_ico_cq_param(struct mlx5e_priv *priv, } static void mlx5e_build_icosq_param(struct mlx5e_priv *priv, - struct mlx5e_sq_param *param, - u8 log_wq_size) + u8 log_wq_size, + struct mlx5e_sq_param *param) { void *sqc = param->sqc; void *wq = MLX5_ADDR_OF(sqc, sqc, wq); @@ -1798,162 +1983,119 @@ static void mlx5e_build_icosq_param(struct mlx5e_priv *priv, MLX5_SET(wq, wq, log_wq_sz, log_wq_size); MLX5_SET(sqc, sqc, reg_umr, MLX5_CAP_ETH(priv->mdev, reg_umr_sq)); - - param->type = MLX5E_SQ_ICO; } static void mlx5e_build_xdpsq_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, struct mlx5e_sq_param *param) { void *sqc = param->sqc; void *wq = MLX5_ADDR_OF(sqc, sqc, wq); mlx5e_build_sq_param_common(priv, param); - MLX5_SET(wq, wq, log_wq_sz, priv->params.log_sq_size); - - param->max_inline = priv->params.tx_max_inline; - param->min_inline_mode = priv->params.tx_min_inline_mode; - param->type = MLX5E_SQ_XDP; + MLX5_SET(wq, wq, log_wq_sz, params->log_sq_size); } -static void mlx5e_build_channel_param(struct mlx5e_priv *priv, struct mlx5e_channel_param *cparam) +static void mlx5e_build_channel_param(struct mlx5e_priv *priv, + struct mlx5e_params *params, + struct mlx5e_channel_param *cparam) { u8 icosq_log_wq_sz = MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE; - mlx5e_build_rq_param(priv, &cparam->rq); - mlx5e_build_sq_param(priv, &cparam->sq); - mlx5e_build_xdpsq_param(priv, &cparam->xdp_sq); - mlx5e_build_icosq_param(priv, &cparam->icosq, icosq_log_wq_sz); - mlx5e_build_rx_cq_param(priv, &cparam->rx_cq); - mlx5e_build_tx_cq_param(priv, &cparam->tx_cq); - mlx5e_build_ico_cq_param(priv, &cparam->icosq_cq, icosq_log_wq_sz); + mlx5e_build_rq_param(priv, params, &cparam->rq); + mlx5e_build_sq_param(priv, params, &cparam->sq); + mlx5e_build_xdpsq_param(priv, params, &cparam->xdp_sq); + mlx5e_build_icosq_param(priv, icosq_log_wq_sz, &cparam->icosq); + mlx5e_build_rx_cq_param(priv, params, &cparam->rx_cq); + mlx5e_build_tx_cq_param(priv, params, &cparam->tx_cq); + mlx5e_build_ico_cq_param(priv, icosq_log_wq_sz, &cparam->icosq_cq); } -static int mlx5e_open_channels(struct mlx5e_priv *priv) +int mlx5e_open_channels(struct mlx5e_priv *priv, + struct mlx5e_channels *chs) { struct mlx5e_channel_param *cparam; - int nch = priv->params.num_channels; int err = -ENOMEM; int i; - int j; - - priv->channel = kcalloc(nch, sizeof(struct mlx5e_channel *), - GFP_KERNEL); - priv->txq_to_sq_map = kcalloc(nch * priv->params.num_tc, - sizeof(struct mlx5e_sq *), GFP_KERNEL); + chs->num = chs->params.num_channels; + chs->c = kcalloc(chs->num, sizeof(struct mlx5e_channel *), GFP_KERNEL); cparam = kzalloc(sizeof(struct mlx5e_channel_param), GFP_KERNEL); + if (!chs->c || !cparam) + goto err_free; - if (!priv->channel || !priv->txq_to_sq_map || !cparam) - goto err_free_txq_to_sq_map; - - mlx5e_build_channel_param(priv, cparam); - - for (i = 0; i < nch; i++) { - err = mlx5e_open_channel(priv, i, cparam, &priv->channel[i]); - if (err) - goto err_close_channels; - } - - for (j = 0; j < nch; j++) { - err = mlx5e_wait_for_min_rx_wqes(&priv->channel[j]->rq); + mlx5e_build_channel_param(priv, &chs->params, cparam); + for (i = 0; i < chs->num; i++) { + err = mlx5e_open_channel(priv, i, &chs->params, cparam, &chs->c[i]); if (err) goto err_close_channels; } - /* FIXME: This is a W/A for tx timeout watch dog false alarm when - * polling for inactive tx queues. - */ - netif_tx_start_all_queues(priv->netdev); - kfree(cparam); return 0; err_close_channels: for (i--; i >= 0; i--) - mlx5e_close_channel(priv->channel[i]); + mlx5e_close_channel(chs->c[i]); -err_free_txq_to_sq_map: - kfree(priv->txq_to_sq_map); - kfree(priv->channel); +err_free: + kfree(chs->c); kfree(cparam); - + chs->num = 0; return err; } -static void mlx5e_close_channels(struct mlx5e_priv *priv) +static void mlx5e_activate_channels(struct mlx5e_channels *chs) { int i; - /* FIXME: This is a W/A only for tx timeout watch dog false alarm when - * polling for inactive tx queues. - */ - netif_tx_stop_all_queues(priv->netdev); - netif_tx_disable(priv->netdev); - - for (i = 0; i < priv->params.num_channels; i++) - mlx5e_close_channel(priv->channel[i]); - - kfree(priv->txq_to_sq_map); - kfree(priv->channel); -} - -static int mlx5e_rx_hash_fn(int hfunc) -{ - return (hfunc == ETH_RSS_HASH_TOP) ? - MLX5_RX_HASH_FN_TOEPLITZ : - MLX5_RX_HASH_FN_INVERTED_XOR8; + for (i = 0; i < chs->num; i++) + mlx5e_activate_channel(chs->c[i]); } -static int mlx5e_bits_invert(unsigned long a, int size) +static int mlx5e_wait_channels_min_rx_wqes(struct mlx5e_channels *chs) { - int inv = 0; + int err = 0; int i; - for (i = 0; i < size; i++) - inv |= (test_bit(size - i - 1, &a) ? 1 : 0) << i; + for (i = 0; i < chs->num; i++) { + err = mlx5e_wait_for_min_rx_wqes(&chs->c[i]->rq); + if (err) + break; + } - return inv; + return err; } -static void mlx5e_fill_indir_rqt_rqns(struct mlx5e_priv *priv, void *rqtc) +static void mlx5e_deactivate_channels(struct mlx5e_channels *chs) { int i; - for (i = 0; i < MLX5E_INDIR_RQT_SIZE; i++) { - int ix = i; - u32 rqn; - - if (priv->params.rss_hfunc == ETH_RSS_HASH_XOR) - ix = mlx5e_bits_invert(i, MLX5E_LOG_INDIR_RQT_SIZE); - - ix = priv->params.indirection_rqt[ix]; - rqn = test_bit(MLX5E_STATE_OPENED, &priv->state) ? - priv->channel[ix]->rq.rqn : - priv->drop_rq.rqn; - MLX5_SET(rqtc, rqtc, rq_num[i], rqn); - } + for (i = 0; i < chs->num; i++) + mlx5e_deactivate_channel(chs->c[i]); } -static void mlx5e_fill_direct_rqt_rqn(struct mlx5e_priv *priv, void *rqtc, - int ix) +void mlx5e_close_channels(struct mlx5e_channels *chs) { - u32 rqn = test_bit(MLX5E_STATE_OPENED, &priv->state) ? - priv->channel[ix]->rq.rqn : - priv->drop_rq.rqn; + int i; - MLX5_SET(rqtc, rqtc, rq_num[0], rqn); + for (i = 0; i < chs->num; i++) + mlx5e_close_channel(chs->c[i]); + + kfree(chs->c); + chs->num = 0; } -static int mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, - int ix, struct mlx5e_rqt *rqt) +static int +mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, struct mlx5e_rqt *rqt) { struct mlx5_core_dev *mdev = priv->mdev; void *rqtc; int inlen; int err; u32 *in; + int i; inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * sz; in = mlx5_vzalloc(inlen); @@ -1965,10 +2107,8 @@ static int mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, MLX5_SET(rqtc, rqtc, rqt_actual_size, sz); MLX5_SET(rqtc, rqtc, rqt_max_size, sz); - if (sz > 1) /* RSS */ - mlx5e_fill_indir_rqt_rqns(priv, rqtc); - else - mlx5e_fill_direct_rqt_rqn(priv, rqtc, ix); + for (i = 0; i < sz; i++) + MLX5_SET(rqtc, rqtc, rq_num[i], priv->drop_rq.rqn); err = mlx5_core_create_rqt(mdev, in, inlen, &rqt->rqtn); if (!err) @@ -1988,7 +2128,7 @@ static int mlx5e_create_indirect_rqts(struct mlx5e_priv *priv) { struct mlx5e_rqt *rqt = &priv->indir_rqt; - return mlx5e_create_rqt(priv, MLX5E_INDIR_RQT_SIZE, 0, rqt); + return mlx5e_create_rqt(priv, MLX5E_INDIR_RQT_SIZE, rqt); } int mlx5e_create_direct_rqts(struct mlx5e_priv *priv) @@ -1999,7 +2139,7 @@ int mlx5e_create_direct_rqts(struct mlx5e_priv *priv) for (ix = 0; ix < priv->profile->max_nch(priv->mdev); ix++) { rqt = &priv->direct_tir[ix].rqt; - err = mlx5e_create_rqt(priv, 1 /*size */, ix, rqt); + err = mlx5e_create_rqt(priv, 1 /*size */, rqt); if (err) goto err_destroy_rqts; } @@ -2013,7 +2153,49 @@ err_destroy_rqts: return err; } -int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, int ix) +static int mlx5e_rx_hash_fn(int hfunc) +{ + return (hfunc == ETH_RSS_HASH_TOP) ? + MLX5_RX_HASH_FN_TOEPLITZ : + MLX5_RX_HASH_FN_INVERTED_XOR8; +} + +static int mlx5e_bits_invert(unsigned long a, int size) +{ + int inv = 0; + int i; + + for (i = 0; i < size; i++) + inv |= (test_bit(size - i - 1, &a) ? 1 : 0) << i; + + return inv; +} + +static void mlx5e_fill_rqt_rqns(struct mlx5e_priv *priv, int sz, + struct mlx5e_redirect_rqt_param rrp, void *rqtc) +{ + int i; + + for (i = 0; i < sz; i++) { + u32 rqn; + + if (rrp.is_rss) { + int ix = i; + + if (rrp.rss.hfunc == ETH_RSS_HASH_XOR) + ix = mlx5e_bits_invert(i, ilog2(sz)); + + ix = priv->channels.params.indirection_rqt[ix]; + rqn = rrp.rss.channels->c[ix]->rq.rqn; + } else { + rqn = rrp.rqn; + } + MLX5_SET(rqtc, rqtc, rq_num[i], rqn); + } +} + +int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, + struct mlx5e_redirect_rqt_param rrp) { struct mlx5_core_dev *mdev = priv->mdev; void *rqtc; @@ -2029,41 +2211,86 @@ int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, int ix) rqtc = MLX5_ADDR_OF(modify_rqt_in, in, ctx); MLX5_SET(rqtc, rqtc, rqt_actual_size, sz); - if (sz > 1) /* RSS */ - mlx5e_fill_indir_rqt_rqns(priv, rqtc); - else - mlx5e_fill_direct_rqt_rqn(priv, rqtc, ix); - MLX5_SET(modify_rqt_in, in, bitmask.rqn_list, 1); - + mlx5e_fill_rqt_rqns(priv, sz, rrp, rqtc); err = mlx5_core_modify_rqt(mdev, rqtn, in, inlen); kvfree(in); - return err; } -static void mlx5e_redirect_rqts(struct mlx5e_priv *priv) +static u32 mlx5e_get_direct_rqn(struct mlx5e_priv *priv, int ix, + struct mlx5e_redirect_rqt_param rrp) +{ + if (!rrp.is_rss) + return rrp.rqn; + + if (ix >= rrp.rss.channels->num) + return priv->drop_rq.rqn; + + return rrp.rss.channels->c[ix]->rq.rqn; +} + +static void mlx5e_redirect_rqts(struct mlx5e_priv *priv, + struct mlx5e_redirect_rqt_param rrp) { u32 rqtn; int ix; if (priv->indir_rqt.enabled) { + /* RSS RQ table */ rqtn = priv->indir_rqt.rqtn; - mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, 0); + mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, rrp); } - for (ix = 0; ix < priv->params.num_channels; ix++) { + for (ix = 0; ix < priv->profile->max_nch(priv->mdev); ix++) { + struct mlx5e_redirect_rqt_param direct_rrp = { + .is_rss = false, + { + .rqn = mlx5e_get_direct_rqn(priv, ix, rrp) + }, + }; + + /* Direct RQ Tables */ if (!priv->direct_tir[ix].rqt.enabled) continue; + rqtn = priv->direct_tir[ix].rqt.rqtn; - mlx5e_redirect_rqt(priv, rqtn, 1, ix); + mlx5e_redirect_rqt(priv, rqtn, 1, direct_rrp); } } -static void mlx5e_build_tir_ctx_lro(void *tirc, struct mlx5e_priv *priv) +static void mlx5e_redirect_rqts_to_channels(struct mlx5e_priv *priv, + struct mlx5e_channels *chs) +{ + struct mlx5e_redirect_rqt_param rrp = { + .is_rss = true, + { + .rss = { + .channels = chs, + .hfunc = chs->params.rss_hfunc, + } + }, + }; + + mlx5e_redirect_rqts(priv, rrp); +} + +static void mlx5e_redirect_rqts_to_drop(struct mlx5e_priv *priv) +{ + struct mlx5e_redirect_rqt_param drop_rrp = { + .is_rss = false, + { + .rqn = priv->drop_rq.rqn, + }, + }; + + mlx5e_redirect_rqts(priv, drop_rrp); +} + +static void mlx5e_build_tir_ctx_lro(struct mlx5e_params *params, void *tirc) { - if (!priv->params.lro_en) + if (!params->lro_en) return; #define ROUGH_MAX_L2_L3_HDR_SZ 256 @@ -2072,13 +2299,13 @@ static void mlx5e_build_tir_ctx_lro(void *tirc, struct mlx5e_priv *priv) MLX5_TIRC_LRO_ENABLE_MASK_IPV4_LRO | MLX5_TIRC_LRO_ENABLE_MASK_IPV6_LRO); MLX5_SET(tirc, tirc, lro_max_ip_payload_size, - (priv->params.lro_wqe_sz - - ROUGH_MAX_L2_L3_HDR_SZ) >> 8); - MLX5_SET(tirc, tirc, lro_timeout_period_usecs, priv->params.lro_timeout); + (params->lro_wqe_sz - ROUGH_MAX_L2_L3_HDR_SZ) >> 8); + MLX5_SET(tirc, tirc, lro_timeout_period_usecs, params->lro_timeout); } -void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_priv *priv, void *tirc, - enum mlx5e_traffic_types tt) +void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_params *params, + enum mlx5e_traffic_types tt, + void *tirc) { void *hfso = MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_outer); @@ -2094,16 +2321,15 @@ void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_priv *priv, void *tirc, MLX5_HASH_FIELD_SEL_DST_IP |\ MLX5_HASH_FIELD_SEL_IPSEC_SPI) - MLX5_SET(tirc, tirc, rx_hash_fn, - mlx5e_rx_hash_fn(priv->params.rss_hfunc)); - if (priv->params.rss_hfunc == ETH_RSS_HASH_TOP) { + MLX5_SET(tirc, tirc, rx_hash_fn, mlx5e_rx_hash_fn(params->rss_hfunc)); + if (params->rss_hfunc == ETH_RSS_HASH_TOP) { void *rss_key = MLX5_ADDR_OF(tirc, tirc, rx_hash_toeplitz_key); size_t len = MLX5_FLD_SZ_BYTES(tirc, rx_hash_toeplitz_key); MLX5_SET(tirc, tirc, rx_hash_symmetric, 1); - memcpy(rss_key, priv->params.toeplitz_hash_key, len); + memcpy(rss_key, params->toeplitz_hash_key, len); } switch (tt) { @@ -2208,7 +2434,7 @@ static int mlx5e_modify_tirs_lro(struct mlx5e_priv *priv) MLX5_SET(modify_tir_in, in, bitmask.lro, 1); tirc = MLX5_ADDR_OF(modify_tir_in, in, ctx); - mlx5e_build_tir_ctx_lro(tirc, priv); + mlx5e_build_tir_ctx_lro(&priv->channels.params, tirc); for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { err = mlx5_core_modify_tir(mdev, priv->indir_tir[tt].tirn, in, @@ -2258,9 +2484,9 @@ static void mlx5e_query_mtu(struct mlx5e_priv *priv, u16 *mtu) *mtu = MLX5E_HW2SW_MTU(hw_mtu); } -static int mlx5e_set_dev_port_mtu(struct net_device *netdev) +static int mlx5e_set_dev_port_mtu(struct mlx5e_priv *priv) { - struct mlx5e_priv *priv = netdev_priv(netdev); + struct net_device *netdev = priv->netdev; u16 mtu; int err; @@ -2280,8 +2506,8 @@ static int mlx5e_set_dev_port_mtu(struct net_device *netdev) static void mlx5e_netdev_set_tcs(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - int nch = priv->params.num_channels; - int ntc = priv->params.num_tc; + int nch = priv->channels.params.num_channels; + int ntc = priv->channels.params.num_tc; int tc; netdev_reset_tc(netdev); @@ -2298,53 +2524,110 @@ static void mlx5e_netdev_set_tcs(struct net_device *netdev) netdev_set_tc_queue(netdev, tc, nch, 0); } +static void mlx5e_build_channels_tx_maps(struct mlx5e_priv *priv) +{ + struct mlx5e_channel *c; + struct mlx5e_txqsq *sq; + int i, tc; + + for (i = 0; i < priv->channels.num; i++) + for (tc = 0; tc < priv->profile->max_tc; tc++) + priv->channel_tc2txq[i][tc] = i + tc * priv->channels.num; + + for (i = 0; i < priv->channels.num; i++) { + c = priv->channels.c[i]; + for (tc = 0; tc < c->num_tc; tc++) { + sq = &c->sq[tc]; + priv->txq2sq[sq->txq_ix] = sq; + } + } +} + +static void mlx5e_activate_priv_channels(struct mlx5e_priv *priv) +{ + int num_txqs = priv->channels.num * priv->channels.params.num_tc; + struct net_device *netdev = priv->netdev; + + mlx5e_netdev_set_tcs(netdev); + netif_set_real_num_tx_queues(netdev, num_txqs); + netif_set_real_num_rx_queues(netdev, priv->channels.num); + + mlx5e_build_channels_tx_maps(priv); + mlx5e_activate_channels(&priv->channels); + netif_tx_start_all_queues(priv->netdev); + + if (MLX5_CAP_GEN(priv->mdev, vport_group_manager)) + mlx5e_add_sqs_fwd_rules(priv); + + mlx5e_wait_channels_min_rx_wqes(&priv->channels); + mlx5e_redirect_rqts_to_channels(priv, &priv->channels); +} + +static void mlx5e_deactivate_priv_channels(struct mlx5e_priv *priv) +{ + mlx5e_redirect_rqts_to_drop(priv); + + if (MLX5_CAP_GEN(priv->mdev, vport_group_manager)) + mlx5e_remove_sqs_fwd_rules(priv); + + /* FIXME: This is a W/A only for tx timeout watch dog false alarm when + * polling for inactive tx queues. + */ + netif_tx_stop_all_queues(priv->netdev); + netif_tx_disable(priv->netdev); + mlx5e_deactivate_channels(&priv->channels); +} + +void mlx5e_switch_priv_channels(struct mlx5e_priv *priv, + struct mlx5e_channels *new_chs, + mlx5e_fp_hw_modify hw_modify) +{ + struct net_device *netdev = priv->netdev; + int new_num_txqs; + + new_num_txqs = new_chs->num * new_chs->params.num_tc; + + netif_carrier_off(netdev); + + if (new_num_txqs < netdev->real_num_tx_queues) + netif_set_real_num_tx_queues(netdev, new_num_txqs); + + mlx5e_deactivate_priv_channels(priv); + mlx5e_close_channels(&priv->channels); + + priv->channels = *new_chs; + + /* New channels are ready to roll, modify HW settings if needed */ + if (hw_modify) + hw_modify(priv); + + mlx5e_refresh_tirs(priv, false); + mlx5e_activate_priv_channels(priv); + + mlx5e_update_carrier(priv); +} + int mlx5e_open_locked(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - struct mlx5_core_dev *mdev = priv->mdev; - int num_txqs; int err; set_bit(MLX5E_STATE_OPENED, &priv->state); - mlx5e_netdev_set_tcs(netdev); - - num_txqs = priv->params.num_channels * priv->params.num_tc; - netif_set_real_num_tx_queues(netdev, num_txqs); - netif_set_real_num_rx_queues(netdev, priv->params.num_channels); - - err = mlx5e_open_channels(priv); - if (err) { - netdev_err(netdev, "%s: mlx5e_open_channels failed, %d\n", - __func__, err); + err = mlx5e_open_channels(priv, &priv->channels); + if (err) goto err_clear_state_opened_flag; - } - err = mlx5e_refresh_tirs_self_loopback(priv->mdev, false); - if (err) { - netdev_err(netdev, "%s: mlx5e_refresh_tirs_self_loopback_enable failed, %d\n", - __func__, err); - goto err_close_channels; - } - - mlx5e_redirect_rqts(priv); + mlx5e_refresh_tirs(priv, false); + mlx5e_activate_priv_channels(priv); mlx5e_update_carrier(priv); mlx5e_timestamp_init(priv); -#ifdef CONFIG_RFS_ACCEL - priv->netdev->rx_cpu_rmap = priv->mdev->rmap; -#endif + if (priv->profile->update_stats) queue_delayed_work(priv->wq, &priv->update_stats_work, 0); - if (MLX5_CAP_GEN(mdev, vport_group_manager)) { - err = mlx5e_add_sqs_fwd_rules(priv); - if (err) - goto err_close_channels; - } return 0; -err_close_channels: - mlx5e_close_channels(priv); err_clear_state_opened_flag: clear_bit(MLX5E_STATE_OPENED, &priv->state); return err; @@ -2365,7 +2648,6 @@ int mlx5e_open(struct net_device *netdev) int mlx5e_close_locked(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - struct mlx5_core_dev *mdev = priv->mdev; /* May already be CLOSED in case a previous configuration operation * (e.g RX/TX queue size change) that involves close&open failed. @@ -2375,13 +2657,10 @@ int mlx5e_close_locked(struct net_device *netdev) clear_bit(MLX5E_STATE_OPENED, &priv->state); - if (MLX5_CAP_GEN(mdev, vport_group_manager)) - mlx5e_remove_sqs_fwd_rules(priv); - mlx5e_timestamp_cleanup(priv); netif_carrier_off(priv->netdev); - mlx5e_redirect_rqts(priv); - mlx5e_close_channels(priv); + mlx5e_deactivate_priv_channels(priv); + mlx5e_close_channels(&priv->channels); return 0; } @@ -2401,11 +2680,10 @@ int mlx5e_close(struct net_device *netdev) return err; } -static int mlx5e_create_drop_rq(struct mlx5e_priv *priv, - struct mlx5e_rq *rq, - struct mlx5e_rq_param *param) +static int mlx5e_alloc_drop_rq(struct mlx5_core_dev *mdev, + struct mlx5e_rq *rq, + struct mlx5e_rq_param *param) { - struct mlx5_core_dev *mdev = priv->mdev; void *rqc = param->rqc; void *rqc_wq = MLX5_ADDR_OF(rqc, rqc, wq); int err; @@ -2417,91 +2695,64 @@ static int mlx5e_create_drop_rq(struct mlx5e_priv *priv, if (err) return err; - rq->priv = priv; + rq->mdev = mdev; return 0; } -static int mlx5e_create_drop_cq(struct mlx5e_priv *priv, - struct mlx5e_cq *cq, - struct mlx5e_cq_param *param) +static int mlx5e_alloc_drop_cq(struct mlx5_core_dev *mdev, + struct mlx5e_cq *cq, + struct mlx5e_cq_param *param) { - struct mlx5_core_dev *mdev = priv->mdev; - struct mlx5_core_cq *mcq = &cq->mcq; - int eqn_not_used; - unsigned int irqn; - int err; - - err = mlx5_cqwq_create(mdev, ¶m->wq, param->cqc, &cq->wq, - &cq->wq_ctrl); - if (err) - return err; - - mlx5_vector2eqn(mdev, param->eq_ix, &eqn_not_used, &irqn); - - mcq->cqe_sz = 64; - mcq->set_ci_db = cq->wq_ctrl.db.db; - mcq->arm_db = cq->wq_ctrl.db.db + 1; - *mcq->set_ci_db = 0; - *mcq->arm_db = 0; - mcq->vector = param->eq_ix; - mcq->comp = mlx5e_completion_event; - mcq->event = mlx5e_cq_error_event; - mcq->irqn = irqn; - - cq->priv = priv; - - return 0; + return mlx5e_alloc_cq_common(mdev, param, cq); } -static int mlx5e_open_drop_rq(struct mlx5e_priv *priv) +static int mlx5e_open_drop_rq(struct mlx5_core_dev *mdev, + struct mlx5e_rq *drop_rq) { - struct mlx5e_cq_param cq_param; - struct mlx5e_rq_param rq_param; - struct mlx5e_rq *rq = &priv->drop_rq; - struct mlx5e_cq *cq = &priv->drop_rq.cq; + struct mlx5e_cq_param cq_param = {}; + struct mlx5e_rq_param rq_param = {}; + struct mlx5e_cq *cq = &drop_rq->cq; int err; - memset(&cq_param, 0, sizeof(cq_param)); - memset(&rq_param, 0, sizeof(rq_param)); mlx5e_build_drop_rq_param(&rq_param); - err = mlx5e_create_drop_cq(priv, cq, &cq_param); + err = mlx5e_alloc_drop_cq(mdev, cq, &cq_param); if (err) return err; - err = mlx5e_enable_cq(cq, &cq_param); + err = mlx5e_create_cq(cq, &cq_param); if (err) - goto err_destroy_cq; + goto err_free_cq; - err = mlx5e_create_drop_rq(priv, rq, &rq_param); + err = mlx5e_alloc_drop_rq(mdev, drop_rq, &rq_param); if (err) - goto err_disable_cq; + goto err_destroy_cq; - err = mlx5e_enable_rq(rq, &rq_param); + err = mlx5e_create_rq(drop_rq, &rq_param); if (err) - goto err_destroy_rq; + goto err_free_rq; return 0; -err_destroy_rq: - mlx5e_destroy_rq(&priv->drop_rq); - -err_disable_cq: - mlx5e_disable_cq(&priv->drop_rq.cq); +err_free_rq: + mlx5e_free_rq(drop_rq); err_destroy_cq: - mlx5e_destroy_cq(&priv->drop_rq.cq); + mlx5e_destroy_cq(cq); + +err_free_cq: + mlx5e_free_cq(cq); return err; } -static void mlx5e_close_drop_rq(struct mlx5e_priv *priv) +static void mlx5e_close_drop_rq(struct mlx5e_rq *drop_rq) { - mlx5e_disable_rq(&priv->drop_rq); - mlx5e_destroy_rq(&priv->drop_rq); - mlx5e_disable_cq(&priv->drop_rq.cq); - mlx5e_destroy_cq(&priv->drop_rq.cq); + mlx5e_destroy_rq(drop_rq); + mlx5e_free_rq(drop_rq); + mlx5e_destroy_cq(&drop_rq->cq); + mlx5e_free_cq(&drop_rq->cq); } static int mlx5e_create_tis(struct mlx5e_priv *priv, int tc) @@ -2552,24 +2803,24 @@ void mlx5e_cleanup_nic_tx(struct mlx5e_priv *priv) mlx5e_destroy_tis(priv, tc); } -static void mlx5e_build_indir_tir_ctx(struct mlx5e_priv *priv, u32 *tirc, - enum mlx5e_traffic_types tt) +static void mlx5e_build_indir_tir_ctx(struct mlx5e_priv *priv, + enum mlx5e_traffic_types tt, + u32 *tirc) { MLX5_SET(tirc, tirc, transport_domain, priv->mdev->mlx5e_res.td.tdn); - mlx5e_build_tir_ctx_lro(tirc, priv); + mlx5e_build_tir_ctx_lro(&priv->channels.params, tirc); MLX5_SET(tirc, tirc, disp_type, MLX5_TIRC_DISP_TYPE_INDIRECT); MLX5_SET(tirc, tirc, indirect_table, priv->indir_rqt.rqtn); - mlx5e_build_indir_tir_ctx_hash(priv, tirc, tt); + mlx5e_build_indir_tir_ctx_hash(&priv->channels.params, tt, tirc); } -static void mlx5e_build_direct_tir_ctx(struct mlx5e_priv *priv, u32 *tirc, - u32 rqtn) +static void mlx5e_build_direct_tir_ctx(struct mlx5e_priv *priv, u32 rqtn, u32 *tirc) { MLX5_SET(tirc, tirc, transport_domain, priv->mdev->mlx5e_res.td.tdn); - mlx5e_build_tir_ctx_lro(tirc, priv); + mlx5e_build_tir_ctx_lro(&priv->channels.params, tirc); MLX5_SET(tirc, tirc, disp_type, MLX5_TIRC_DISP_TYPE_INDIRECT); MLX5_SET(tirc, tirc, indirect_table, rqtn); @@ -2594,7 +2845,7 @@ static int mlx5e_create_indirect_tirs(struct mlx5e_priv *priv) memset(in, 0, inlen); tir = &priv->indir_tir[tt]; tirc = MLX5_ADDR_OF(create_tir_in, in, ctx); - mlx5e_build_indir_tir_ctx(priv, tirc, tt); + mlx5e_build_indir_tir_ctx(priv, tt, tirc); err = mlx5e_create_tir(priv->mdev, tir, in, inlen); if (err) goto err_destroy_tirs; @@ -2632,8 +2883,7 @@ int mlx5e_create_direct_tirs(struct mlx5e_priv *priv) memset(in, 0, inlen); tir = &priv->direct_tir[ix]; tirc = MLX5_ADDR_OF(create_tir_in, in, ctx); - mlx5e_build_direct_tir_ctx(priv, tirc, - priv->direct_tir[ix].rqt.rqtn); + mlx5e_build_direct_tir_ctx(priv, priv->direct_tir[ix].rqt.rqtn, tirc); err = mlx5e_create_tir(priv->mdev, tir, in, inlen); if (err) goto err_destroy_ch_tirs; @@ -2669,16 +2919,27 @@ void mlx5e_destroy_direct_tirs(struct mlx5e_priv *priv) mlx5e_destroy_tir(priv->mdev, &priv->direct_tir[i]); } -int mlx5e_modify_rqs_vsd(struct mlx5e_priv *priv, bool vsd) +static int mlx5e_modify_channels_scatter_fcs(struct mlx5e_channels *chs, bool enable) { int err = 0; int i; - if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) - return 0; + for (i = 0; i < chs->num; i++) { + err = mlx5e_modify_rq_scatter_fcs(&chs->c[i]->rq, enable); + if (err) + return err; + } - for (i = 0; i < priv->params.num_channels; i++) { - err = mlx5e_modify_rq_vsd(&priv->channel[i]->rq, vsd); + return 0; +} + +static int mlx5e_modify_channels_vsd(struct mlx5e_channels *chs, bool vsd) +{ + int err = 0; + int i; + + for (i = 0; i < chs->num; i++) { + err = mlx5e_modify_rq_vsd(&chs->c[i]->rq, vsd); if (err) return err; } @@ -2689,7 +2950,7 @@ int mlx5e_modify_rqs_vsd(struct mlx5e_priv *priv, bool vsd) static int mlx5e_setup_tc(struct net_device *netdev, u8 tc) { struct mlx5e_priv *priv = netdev_priv(netdev); - bool was_opened; + struct mlx5e_channels new_channels = {}; int err = 0; if (tc && tc != MLX5E_MAX_NUM_TC) @@ -2697,17 +2958,21 @@ static int mlx5e_setup_tc(struct net_device *netdev, u8 tc) mutex_lock(&priv->state_lock); - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) - mlx5e_close_locked(priv->netdev); + new_channels.params = priv->channels.params; + new_channels.params.num_tc = tc ? tc : 1; - priv->params.num_tc = tc ? tc : 1; + if (test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + goto out; + } - if (was_opened) - err = mlx5e_open_locked(priv->netdev); + err = mlx5e_open_channels(priv, &new_channels); + if (err) + goto out; + mlx5e_switch_priv_channels(priv, &new_channels, NULL); +out: mutex_unlock(&priv->state_lock); - return err; } @@ -2737,7 +3002,9 @@ mqprio: if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; - return mlx5e_setup_tc(dev, tc->tc); + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + + return mlx5e_setup_tc(dev, tc->mqprio->num_tc); } static void @@ -2822,26 +3089,31 @@ typedef int (*mlx5e_feature_handler)(struct net_device *netdev, bool enable); static int set_feature_lro(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); - bool was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - int err; + struct mlx5e_channels new_channels = {}; + int err = 0; + bool reset; mutex_lock(&priv->state_lock); - if (was_opened && (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST)) - mlx5e_close_locked(priv->netdev); + reset = (priv->channels.params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST); + reset = reset && test_bit(MLX5E_STATE_OPENED, &priv->state); - priv->params.lro_en = enable; - err = mlx5e_modify_tirs_lro(priv); - if (err) { - netdev_err(netdev, "lro modify failed, %d\n", err); - priv->params.lro_en = !enable; + new_channels.params = priv->channels.params; + new_channels.params.lro_en = enable; + + if (!reset) { + priv->channels.params = new_channels.params; + err = mlx5e_modify_tirs_lro(priv); + goto out; } - if (was_opened && (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST)) - mlx5e_open_locked(priv->netdev); + err = mlx5e_open_channels(priv, &new_channels); + if (err) + goto out; + mlx5e_switch_priv_channels(priv, &new_channels, mlx5e_modify_tirs_lro); +out: mutex_unlock(&priv->state_lock); - return err; } @@ -2878,23 +3150,44 @@ static int set_feature_rx_all(struct net_device *netdev, bool enable) return mlx5_set_port_fcs(mdev, !enable); } -static int set_feature_rx_vlan(struct net_device *netdev, bool enable) +static int set_feature_rx_fcs(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); int err; mutex_lock(&priv->state_lock); - priv->params.vlan_strip_disable = !enable; - err = mlx5e_modify_rqs_vsd(priv, !enable); + priv->channels.params.scatter_fcs_en = enable; + err = mlx5e_modify_channels_scatter_fcs(&priv->channels, enable); if (err) - priv->params.vlan_strip_disable = enable; + priv->channels.params.scatter_fcs_en = !enable; mutex_unlock(&priv->state_lock); return err; } +static int set_feature_rx_vlan(struct net_device *netdev, bool enable) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); + int err = 0; + + mutex_lock(&priv->state_lock); + + priv->channels.params.vlan_strip_disable = !enable; + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) + goto unlock; + + err = mlx5e_modify_channels_vsd(&priv->channels, !enable); + if (err) + priv->channels.params.vlan_strip_disable = enable; + +unlock: + mutex_unlock(&priv->state_lock); + + return err; +} + #ifdef CONFIG_RFS_ACCEL static int set_feature_arfs(struct net_device *netdev, bool enable) { @@ -2947,6 +3240,8 @@ static int mlx5e_set_features(struct net_device *netdev, set_feature_tc_num_filters); err |= mlx5e_handle_feature(netdev, features, NETIF_F_RXALL, set_feature_rx_all); + err |= mlx5e_handle_feature(netdev, features, NETIF_F_RXFCS, + set_feature_rx_fcs); err |= mlx5e_handle_feature(netdev, features, NETIF_F_HW_VLAN_CTAG_RX, set_feature_rx_vlan); #ifdef CONFIG_RFS_ACCEL @@ -2960,28 +3255,38 @@ static int mlx5e_set_features(struct net_device *netdev, static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu) { struct mlx5e_priv *priv = netdev_priv(netdev); - bool was_opened; + struct mlx5e_channels new_channels = {}; + int curr_mtu; int err = 0; bool reset; mutex_lock(&priv->state_lock); - reset = !priv->params.lro_en && - (priv->params.rq_wq_type != + reset = !priv->channels.params.lro_en && + (priv->channels.params.rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ); - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened && reset) - mlx5e_close_locked(netdev); + reset = reset && test_bit(MLX5E_STATE_OPENED, &priv->state); + curr_mtu = netdev->mtu; netdev->mtu = new_mtu; - mlx5e_set_dev_port_mtu(netdev); - if (was_opened && reset) - err = mlx5e_open_locked(netdev); + if (!reset) { + mlx5e_set_dev_port_mtu(priv); + goto out; + } - mutex_unlock(&priv->state_lock); + new_channels.params = priv->channels.params; + err = mlx5e_open_channels(priv, &new_channels); + if (err) { + netdev->mtu = curr_mtu; + goto out; + } + + mlx5e_switch_priv_channels(priv, &new_channels, mlx5e_set_dev_port_mtu); +out: + mutex_unlock(&priv->state_lock); return err; } @@ -3186,8 +3491,8 @@ static void mlx5e_tx_timeout(struct net_device *dev) netdev_err(dev, "TX timeout detected\n"); - for (i = 0; i < priv->params.num_channels * priv->params.num_tc; i++) { - struct mlx5e_sq *sq = priv->txq_to_sq_map[i]; + for (i = 0; i < priv->channels.num * priv->channels.params.num_tc; i++) { + struct mlx5e_txqsq *sq = priv->txq2sq[i]; if (!netif_xmit_stopped(netdev_get_tx_queue(dev, i))) continue; @@ -3219,7 +3524,7 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); /* no need for full reset when exchanging programs */ - reset = (!priv->xdp_prog || !prog); + reset = (!priv->channels.params.xdp_prog || !prog); if (was_opened && reset) mlx5e_close_locked(netdev); @@ -3227,7 +3532,7 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) /* num_channels is invariant here, so we can take the * batched reference right upfront. */ - prog = bpf_prog_add(prog, priv->params.num_channels); + prog = bpf_prog_add(prog, priv->channels.num); if (IS_ERR(prog)) { err = PTR_ERR(prog); goto unlock; @@ -3237,12 +3542,12 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) /* exchange programs, extra prog reference we got from caller * as long as we don't fail from this point onwards. */ - old_prog = xchg(&priv->xdp_prog, prog); + old_prog = xchg(&priv->channels.params.xdp_prog, prog); if (old_prog) bpf_prog_put(old_prog); if (reset) /* change RQ type according to priv->xdp_prog */ - mlx5e_set_rq_priv_params(priv); + mlx5e_set_rq_params(priv->mdev, &priv->channels.params); if (was_opened && reset) mlx5e_open_locked(netdev); @@ -3253,8 +3558,8 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) /* exchanging programs w/o reset, we update ref counts on behalf * of the channels RQs here. */ - for (i = 0; i < priv->params.num_channels; i++) { - struct mlx5e_channel *c = priv->channel[i]; + for (i = 0; i < priv->channels.num; i++) { + struct mlx5e_channel *c = priv->channels.c[i]; clear_bit(MLX5E_RQ_STATE_ENABLED, &c->rq.state); napi_synchronize(&c->napi); @@ -3280,7 +3585,7 @@ static bool mlx5e_xdp_attached(struct net_device *dev) { struct mlx5e_priv *priv = netdev_priv(dev); - return !!priv->xdp_prog; + return !!priv->channels.params.xdp_prog; } static int mlx5e_xdp(struct net_device *dev, struct netdev_xdp *xdp) @@ -3303,10 +3608,12 @@ static int mlx5e_xdp(struct net_device *dev, struct netdev_xdp *xdp) static void mlx5e_netpoll(struct net_device *dev) { struct mlx5e_priv *priv = netdev_priv(dev); + struct mlx5e_channels *chs = &priv->channels; + int i; - for (i = 0; i < priv->params.num_channels; i++) - napi_schedule(&priv->channel[i]->napi); + for (i = 0; i < chs->num; i++) + napi_schedule(&chs->c[i]->napi); } #endif @@ -3475,6 +3782,13 @@ void mlx5e_set_rx_cq_mode_params(struct mlx5e_params *params, u8 cq_period_mode) if (cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE) params->rx_cq_moderation.usec = MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC_FROM_CQE; + + if (params->rx_am_enabled) + params->rx_cq_moderation = + mlx5e_am_get_def_profile(params->rx_cq_period_mode); + + MLX5E_SET_PFLAG(params, MLX5E_PFLAG_RX_CQE_BASED_MODER, + params->rx_cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE); } u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout) @@ -3489,75 +3803,79 @@ u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout) return MLX5_CAP_ETH(mdev, lro_timer_supported_periods[i]); } -static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, - struct net_device *netdev, - const struct mlx5e_profile *profile, - void *ppriv) +static void mlx5e_build_nic_params(struct mlx5_core_dev *mdev, + struct mlx5e_params *params, + u16 max_channels) { - struct mlx5e_priv *priv = netdev_priv(netdev); + u8 cq_period_mode = 0; u32 link_speed = 0; u32 pci_bw = 0; - u8 cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? - MLX5_CQ_PERIOD_MODE_START_FROM_CQE : - MLX5_CQ_PERIOD_MODE_START_FROM_EQE; - - priv->mdev = mdev; - priv->netdev = netdev; - priv->params.num_channels = profile->max_nch(mdev); - priv->profile = profile; - priv->ppriv = ppriv; - priv->params.lro_timeout = - mlx5e_choose_lro_timeout(mdev, MLX5E_DEFAULT_LRO_TIMEOUT); + params->num_channels = max_channels; + params->num_tc = 1; - priv->params.log_sq_size = is_kdump_kernel() ? + /* SQ */ + params->log_sq_size = is_kdump_kernel() ? MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE : MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE; /* set CQE compression */ - priv->params.rx_cqe_compress_def = false; + params->rx_cqe_compress_def = false; if (MLX5_CAP_GEN(mdev, cqe_compression) && - MLX5_CAP_GEN(mdev, vport_group_manager)) { + MLX5_CAP_GEN(mdev, vport_group_manager)) { mlx5e_get_max_linkspeed(mdev, &link_speed); mlx5e_get_pci_bw(mdev, &pci_bw); mlx5_core_dbg(mdev, "Max link speed = %d, PCI BW = %d\n", - link_speed, pci_bw); - priv->params.rx_cqe_compress_def = - cqe_compress_heuristic(link_speed, pci_bw); + link_speed, pci_bw); + params->rx_cqe_compress_def = cqe_compress_heuristic(link_speed, pci_bw); } - - MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS, - priv->params.rx_cqe_compress_def); - - mlx5e_set_rq_priv_params(priv); - if (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) - priv->params.lro_en = true; - - priv->params.rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); - mlx5e_set_rx_cq_mode_params(&priv->params, cq_period_mode); - - priv->params.tx_cq_moderation.usec = - MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_USEC; - priv->params.tx_cq_moderation.pkts = - MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_PKTS; - priv->params.tx_max_inline = mlx5e_get_max_inline_cap(mdev); - mlx5_query_min_inline(mdev, &priv->params.tx_min_inline_mode); - if (priv->params.tx_min_inline_mode == MLX5_INLINE_MODE_NONE && + MLX5E_SET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS, params->rx_cqe_compress_def); + + /* RQ */ + mlx5e_set_rq_params(mdev, params); + + /* HW LRO */ + if (params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) + params->lro_en = true; + params->lro_timeout = mlx5e_choose_lro_timeout(mdev, MLX5E_DEFAULT_LRO_TIMEOUT); + + /* CQ moderation params */ + cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? + MLX5_CQ_PERIOD_MODE_START_FROM_CQE : + MLX5_CQ_PERIOD_MODE_START_FROM_EQE; + params->rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); + mlx5e_set_rx_cq_mode_params(params, cq_period_mode); + + params->tx_cq_moderation.usec = MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_USEC; + params->tx_cq_moderation.pkts = MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_PKTS; + + /* TX inline */ + params->tx_max_inline = mlx5e_get_max_inline_cap(mdev); + mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode); + if (params->tx_min_inline_mode == MLX5_INLINE_MODE_NONE && !MLX5_CAP_ETH(mdev, wqe_vlan_insert)) - priv->params.tx_min_inline_mode = MLX5_INLINE_MODE_L2; + params->tx_min_inline_mode = MLX5_INLINE_MODE_L2; - priv->params.num_tc = 1; - priv->params.rss_hfunc = ETH_RSS_HASH_XOR; + /* RSS */ + params->rss_hfunc = ETH_RSS_HASH_XOR; + netdev_rss_key_fill(params->toeplitz_hash_key, sizeof(params->toeplitz_hash_key)); + mlx5e_build_default_indir_rqt(mdev, params->indirection_rqt, + MLX5E_INDIR_RQT_SIZE, max_channels); +} - netdev_rss_key_fill(priv->params.toeplitz_hash_key, - sizeof(priv->params.toeplitz_hash_key)); +static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, + struct net_device *netdev, + const struct mlx5e_profile *profile, + void *ppriv) +{ + struct mlx5e_priv *priv = netdev_priv(netdev); - mlx5e_build_default_indir_rqt(mdev, priv->params.indirection_rqt, - MLX5E_INDIR_RQT_SIZE, profile->max_nch(mdev)); + priv->mdev = mdev; + priv->netdev = netdev; + priv->profile = profile; + priv->ppriv = ppriv; - /* Initialize pflags */ - MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_BASED_MODER, - priv->params.rx_cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE); + mlx5e_build_nic_params(mdev, &priv->channels.params, profile->max_nch(mdev)); mutex_init(&priv->state_lock); @@ -3642,13 +3960,19 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) if (fcs_supported) netdev->hw_features |= NETIF_F_RXALL; + if (MLX5_CAP_ETH(mdev, scatter_fcs)) + netdev->hw_features |= NETIF_F_RXFCS; + netdev->features = netdev->hw_features; - if (!priv->params.lro_en) + if (!priv->channels.params.lro_en) netdev->features &= ~NETIF_F_LRO; if (fcs_enabled) netdev->features &= ~NETIF_F_RXALL; + if (!priv->channels.params.scatter_fcs_en) + netdev->features &= ~NETIF_F_RXFCS; + #define FT_CAP(f) MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.f) if (FT_CAP(flow_modify_en) && FT_CAP(modify_root) && @@ -3708,8 +4032,8 @@ static void mlx5e_nic_cleanup(struct mlx5e_priv *priv) { mlx5e_vxlan_cleanup(priv); - if (priv->xdp_prog) - bpf_prog_put(priv->xdp_prog); + if (priv->channels.params.xdp_prog) + bpf_prog_put(priv->channels.params.xdp_prog); } static int mlx5e_init_nic_rx(struct mlx5e_priv *priv) @@ -3872,6 +4196,10 @@ struct net_device *mlx5e_create_netdev(struct mlx5_core_dev *mdev, return NULL; } +#ifdef CONFIG_RFS_ACCEL + netdev->rx_cpu_rmap = mdev->rmap; +#endif + profile->init(mdev, netdev, profile, ppriv); netif_carrier_off(netdev); @@ -3906,7 +4234,7 @@ int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) if (err) goto out; - err = mlx5e_open_drop_rq(priv); + err = mlx5e_open_drop_rq(mdev, &priv->drop_rq); if (err) { mlx5_core_err(mdev, "open drop rq failed, %d\n", err); goto err_cleanup_tx; @@ -3925,7 +4253,7 @@ int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) mlx5_query_port_max_mtu(priv->mdev, &max_mtu, 1); netdev->max_mtu = MLX5E_HW2SW_MTU(max_mtu); - mlx5e_set_dev_port_mtu(netdev); + mlx5e_set_dev_port_mtu(priv); if (profile->enable) profile->enable(priv); @@ -3939,7 +4267,7 @@ int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) return 0; err_close_drop_rq: - mlx5e_close_drop_rq(priv); + mlx5e_close_drop_rq(&priv->drop_rq); err_cleanup_tx: profile->cleanup_tx(priv); @@ -4003,7 +4331,7 @@ void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) mlx5e_destroy_q_counter(priv); profile->cleanup_rx(priv); - mlx5e_close_drop_rq(priv); + mlx5e_close_drop_rq(&priv->drop_rq); profile->cleanup_tx(priv); cancel_delayed_work_sync(&priv->update_stats_work); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index f621373bd7a5..53db5ec2c122 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -102,14 +102,16 @@ static void mlx5e_rep_update_sw_counters(struct mlx5e_priv *priv) int i, j; memset(s, 0, sizeof(*s)); - for (i = 0; i < priv->params.num_channels; i++) { - rq_stats = &priv->channel[i]->rq.stats; + for (i = 0; i < priv->channels.num; i++) { + struct mlx5e_channel *c = priv->channels.c[i]; + + rq_stats = &c->rq.stats; s->rx_packets += rq_stats->packets; s->rx_bytes += rq_stats->bytes; - for (j = 0; j < priv->params.num_tc; j++) { - sq_stats = &priv->channel[i]->sq[j].stats; + for (j = 0; j < priv->channels.params.num_tc; j++) { + sq_stats = &c->sq[j].stats; s->tx_packets += sq_stats->packets; s->tx_bytes += sq_stats->bytes; @@ -187,22 +189,26 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv) struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; struct mlx5_eswitch_rep *rep = priv->ppriv; struct mlx5e_channel *c; - int n, tc, err, num_sqs = 0; + int n, tc, num_sqs = 0; + int err = -ENOMEM; u16 *sqs; - sqs = kcalloc(priv->params.num_channels * priv->params.num_tc, sizeof(u16), GFP_KERNEL); + sqs = kcalloc(priv->channels.num * priv->channels.params.num_tc, sizeof(u16), GFP_KERNEL); if (!sqs) - return -ENOMEM; + goto out; - for (n = 0; n < priv->params.num_channels; n++) { - c = priv->channel[n]; + for (n = 0; n < priv->channels.num; n++) { + c = priv->channels.c[n]; for (tc = 0; tc < c->num_tc; tc++) sqs[num_sqs++] = c->sq[tc].sqn; } err = mlx5_eswitch_sqs2vport_start(esw, rep, sqs, num_sqs); - kfree(sqs); + +out: + if (err) + netdev_warn(priv->netdev, "Failed to add SQs FWD rules %d\n", err); return err; } @@ -397,42 +403,23 @@ static const struct net_device_ops mlx5e_netdev_ops_rep = { .ndo_get_offload_stats = mlx5e_get_offload_stats, }; -static void mlx5e_build_rep_netdev_priv(struct mlx5_core_dev *mdev, - struct net_device *netdev, - const struct mlx5e_profile *profile, - void *ppriv) +static void mlx5e_build_rep_params(struct mlx5_core_dev *mdev, + struct mlx5e_params *params) { - struct mlx5e_priv *priv = netdev_priv(netdev); u8 cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? MLX5_CQ_PERIOD_MODE_START_FROM_CQE : MLX5_CQ_PERIOD_MODE_START_FROM_EQE; - priv->params.log_sq_size = - MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE; - priv->params.rq_wq_type = MLX5_WQ_TYPE_LINKED_LIST; - priv->params.log_rq_size = MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE; - - priv->params.min_rx_wqes = mlx5_min_rx_wqes(priv->params.rq_wq_type, - BIT(priv->params.log_rq_size)); - - priv->params.rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); - mlx5e_set_rx_cq_mode_params(&priv->params, cq_period_mode); + params->log_sq_size = MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE; + params->rq_wq_type = MLX5_WQ_TYPE_LINKED_LIST; + params->log_rq_size = MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE; - priv->params.tx_max_inline = mlx5e_get_max_inline_cap(mdev); - priv->params.num_tc = 1; + params->rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); + mlx5e_set_rx_cq_mode_params(params, cq_period_mode); - priv->params.lro_wqe_sz = - MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; - - priv->mdev = mdev; - priv->netdev = netdev; - priv->params.num_channels = profile->max_nch(mdev); - priv->profile = profile; - priv->ppriv = ppriv; - - mutex_init(&priv->state_lock); - - INIT_DELAYED_WORK(&priv->update_stats_work, mlx5e_update_stats_work); + params->tx_max_inline = mlx5e_get_max_inline_cap(mdev); + params->num_tc = 1; + params->lro_wqe_sz = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; } static void mlx5e_build_rep_netdev(struct net_device *netdev) @@ -458,7 +445,19 @@ static void mlx5e_init_rep(struct mlx5_core_dev *mdev, const struct mlx5e_profile *profile, void *ppriv) { - mlx5e_build_rep_netdev_priv(mdev, netdev, profile, ppriv); + struct mlx5e_priv *priv = netdev_priv(netdev); + + priv->mdev = mdev; + priv->netdev = netdev; + priv->profile = profile; + priv->ppriv = ppriv; + + mutex_init(&priv->state_lock); + + INIT_DELAYED_WORK(&priv->update_stats_work, mlx5e_update_stats_work); + + priv->channels.params.num_channels = profile->max_nch(mdev); + mlx5e_build_rep_params(mdev, &priv->channels.params); mlx5e_build_rep_netdev(netdev); } @@ -503,7 +502,7 @@ err_del_flow_rule: err_destroy_direct_tirs: mlx5e_destroy_direct_tirs(priv); err_destroy_direct_rqts: - for (i = 0; i < priv->params.num_channels; i++) + for (i = 0; i < priv->channels.params.num_channels; i++) mlx5e_destroy_rqt(priv, &priv->direct_tir[i].rqt); return err; } @@ -516,7 +515,7 @@ static void mlx5e_cleanup_rep_rx(struct mlx5e_priv *priv) mlx5e_tc_cleanup(priv); mlx5_del_flow_rules(rep->vport_rx_rule); mlx5e_destroy_direct_tirs(priv); - for (i = 0; i < priv->params.num_channels; i++) + for (i = 0; i < priv->channels.params.num_channels; i++) mlx5e_destroy_rqt(priv, &priv->direct_tir[i].rqt); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index bafcb349a50c..1a9532b31635 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -156,28 +156,6 @@ static inline u32 mlx5e_decompress_cqes_start(struct mlx5e_rq *rq, return mlx5e_decompress_cqes_cont(rq, cq, 1, budget_rem) - 1; } -void mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool val) -{ - bool was_opened; - - if (!MLX5_CAP_GEN(priv->mdev, cqe_compression)) - return; - - if (MLX5E_GET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS) == val) - return; - - was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) - mlx5e_close_locked(priv->netdev); - - MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS, val); - mlx5e_set_rq_type_params(priv, priv->params.rq_wq_type); - - if (was_opened) - mlx5e_open_locked(priv->netdev); - -} - #define RQ_PAGE_SIZE(rq) ((1 << rq->buff.page_order) << PAGE_SHIFT) static inline bool mlx5e_rx_cache_put(struct mlx5e_rq *rq, @@ -331,7 +309,7 @@ mlx5e_copy_skb_header_mpwqe(struct device *pdev, static inline void mlx5e_post_umr_wqe(struct mlx5e_rq *rq, u16 ix) { struct mlx5e_mpw_info *wi = &rq->mpwqe.info[ix]; - struct mlx5e_sq *sq = &rq->channel->icosq; + struct mlx5e_icosq *sq = &rq->channel->icosq; struct mlx5_wq_cyc *wq = &sq->wq; struct mlx5e_umr_wqe *wqe; u8 num_wqebbs = DIV_ROUND_UP(sizeof(*wqe), MLX5_SEND_WQE_BB); @@ -341,7 +319,7 @@ static inline void mlx5e_post_umr_wqe(struct mlx5e_rq *rq, u16 ix) while ((pi = (sq->pc & wq->sz_m1)) > sq->edge) { sq->db.ico_wqe[pi].opcode = MLX5_OPCODE_NOP; sq->db.ico_wqe[pi].num_wqebbs = 1; - mlx5e_send_nop(sq, false); + mlx5e_post_nop(wq, sq->sqn, &sq->pc); } wqe = mlx5_wq_cyc_get_wqe(wq, pi); @@ -353,7 +331,7 @@ static inline void mlx5e_post_umr_wqe(struct mlx5e_rq *rq, u16 ix) sq->db.ico_wqe[pi].opcode = MLX5_OPCODE_UMR; sq->db.ico_wqe[pi].num_wqebbs = num_wqebbs; sq->pc += num_wqebbs; - mlx5e_tx_notify_hw(sq, &wqe->ctrl, 0); + mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, &wqe->ctrl); } static int mlx5e_alloc_rx_umr_mpwqe(struct mlx5e_rq *rq, @@ -637,37 +615,36 @@ static inline void mlx5e_complete_rx_cqe(struct mlx5e_rq *rq, mlx5e_build_rx_skb(cqe, cqe_bcnt, rq, skb); } -static inline void mlx5e_xmit_xdp_doorbell(struct mlx5e_sq *sq) +static inline void mlx5e_xmit_xdp_doorbell(struct mlx5e_xdpsq *sq) { struct mlx5_wq_cyc *wq = &sq->wq; struct mlx5e_tx_wqe *wqe; - u16 pi = (sq->pc - MLX5E_XDP_TX_WQEBBS) & wq->sz_m1; /* last pi */ + u16 pi = (sq->pc - 1) & wq->sz_m1; /* last pi */ wqe = mlx5_wq_cyc_get_wqe(wq, pi); - wqe->ctrl.fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE; - mlx5e_tx_notify_hw(sq, &wqe->ctrl, 0); + mlx5e_notify_hw(wq, sq->pc, sq->uar_map, &wqe->ctrl); } static inline bool mlx5e_xmit_xdp_frame(struct mlx5e_rq *rq, struct mlx5e_dma_info *di, const struct xdp_buff *xdp) { - struct mlx5e_sq *sq = &rq->channel->xdp_sq; + struct mlx5e_xdpsq *sq = &rq->xdpsq; struct mlx5_wq_cyc *wq = &sq->wq; - u16 pi = sq->pc & wq->sz_m1; + u16 pi = sq->pc & wq->sz_m1; struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi); - struct mlx5e_sq_wqe_info *wi = &sq->db.xdp.wqe_info[pi]; struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; struct mlx5_wqe_eth_seg *eseg = &wqe->eth; struct mlx5_wqe_data_seg *dseg; - u8 ds_cnt = MLX5E_XDP_TX_DS_COUNT; ptrdiff_t data_offset = xdp->data - xdp->data_hard_start; dma_addr_t dma_addr = di->addr + data_offset; unsigned int dma_len = xdp->data_end - xdp->data; + prefetchw(wqe); + if (unlikely(dma_len < MLX5E_XDP_MIN_INLINE || MLX5E_SW2HW_MTU(rq->netdev->mtu) < dma_len)) { rq->stats.xdp_drop++; @@ -675,48 +652,42 @@ static inline bool mlx5e_xmit_xdp_frame(struct mlx5e_rq *rq, return false; } - if (unlikely(!mlx5e_sq_has_room_for(sq, MLX5E_XDP_TX_WQEBBS))) { - if (sq->db.xdp.doorbell) { + if (unlikely(!mlx5e_wqc_has_room_for(wq, sq->cc, sq->pc, 1))) { + if (sq->db.doorbell) { /* SQ is full, ring doorbell */ mlx5e_xmit_xdp_doorbell(sq); - sq->db.xdp.doorbell = false; + sq->db.doorbell = false; } rq->stats.xdp_tx_full++; mlx5e_page_release(rq, di, true); return false; } - dma_sync_single_for_device(sq->pdev, dma_addr, dma_len, - PCI_DMA_TODEVICE); + dma_sync_single_for_device(sq->pdev, dma_addr, dma_len, PCI_DMA_TODEVICE); - memset(wqe, 0, sizeof(*wqe)); + cseg->fm_ce_se = 0; dseg = (struct mlx5_wqe_data_seg *)eseg + 1; + /* copy the inline part if required */ if (sq->min_inline_mode != MLX5_INLINE_MODE_NONE) { memcpy(eseg->inline_hdr.start, xdp->data, MLX5E_XDP_MIN_INLINE); eseg->inline_hdr.sz = cpu_to_be16(MLX5E_XDP_MIN_INLINE); dma_len -= MLX5E_XDP_MIN_INLINE; dma_addr += MLX5E_XDP_MIN_INLINE; - - ds_cnt += MLX5E_XDP_IHS_DS_COUNT; dseg++; } /* write the dma part */ dseg->addr = cpu_to_be64(dma_addr); dseg->byte_count = cpu_to_be32(dma_len); - dseg->lkey = sq->mkey_be; cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | MLX5_OPCODE_SEND); - cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt); - sq->db.xdp.di[pi] = *di; - wi->opcode = MLX5_OPCODE_SEND; - wi->num_wqebbs = MLX5E_XDP_TX_WQEBBS; - sq->pc += MLX5E_XDP_TX_WQEBBS; + sq->db.di[pi] = *di; + sq->pc++; - sq->db.xdp.doorbell = true; + sq->db.doorbell = true; rq->stats.xdp_tx++; return true; } @@ -950,7 +921,7 @@ mpwrq_cqe_out: int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) { struct mlx5e_rq *rq = container_of(cq, struct mlx5e_rq, cq); - struct mlx5e_sq *xdp_sq = &rq->channel->xdp_sq; + struct mlx5e_xdpsq *xdpsq = &rq->xdpsq; int work_done = 0; if (unlikely(!test_bit(MLX5E_RQ_STATE_ENABLED, &rq->state))) @@ -977,9 +948,9 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) rq->handle_rx_cqe(rq, cqe); } - if (xdp_sq->db.xdp.doorbell) { - mlx5e_xmit_xdp_doorbell(xdp_sq); - xdp_sq->db.xdp.doorbell = false; + if (xdpsq->db.doorbell) { + mlx5e_xmit_xdp_doorbell(xdpsq); + xdpsq->db.doorbell = false; } mlx5_cqwq_update_db_record(&cq->wq); @@ -989,3 +960,74 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) return work_done; } + +bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq) +{ + struct mlx5e_xdpsq *sq; + struct mlx5e_rq *rq; + u16 sqcc; + int i; + + sq = container_of(cq, struct mlx5e_xdpsq, cq); + + if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state))) + return false; + + rq = container_of(sq, struct mlx5e_rq, xdpsq); + + /* sq->cc must be updated only after mlx5_cqwq_update_db_record(), + * otherwise a cq overrun may occur + */ + sqcc = sq->cc; + + for (i = 0; i < MLX5E_TX_CQ_POLL_BUDGET; i++) { + struct mlx5_cqe64 *cqe; + u16 wqe_counter; + bool last_wqe; + + cqe = mlx5e_get_cqe(cq); + if (!cqe) + break; + + mlx5_cqwq_pop(&cq->wq); + + wqe_counter = be16_to_cpu(cqe->wqe_counter); + + do { + struct mlx5e_dma_info *di; + u16 ci; + + last_wqe = (sqcc == wqe_counter); + + ci = sqcc & sq->wq.sz_m1; + di = &sq->db.di[ci]; + + sqcc++; + /* Recycle RX page */ + mlx5e_page_release(rq, di, true); + } while (!last_wqe); + } + + mlx5_cqwq_update_db_record(&cq->wq); + + /* ensure cq space is freed before enabling more cqes */ + wmb(); + + sq->cc = sqcc; + return (i == MLX5E_TX_CQ_POLL_BUDGET); +} + +void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq) +{ + struct mlx5e_rq *rq = container_of(sq, struct mlx5e_rq, xdpsq); + struct mlx5e_dma_info *di; + u16 ci; + + while (sq->cc != sq->pc) { + ci = sq->cc & sq->wq.sz_m1; + di = &sq->db.di[ci]; + sq->cc++; + + mlx5e_page_release(rq, di, false); + } +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.c index cbfac06b7ffd..02dd3a95ed8f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.c @@ -293,7 +293,7 @@ void mlx5e_rx_am_work(struct work_struct *work) struct mlx5e_rq *rq = container_of(am, struct mlx5e_rq, am); struct mlx5e_cq_moder cur_profile = profile[am->mode][am->profile_ix]; - mlx5_core_modify_cq_moderation(rq->priv->mdev, &rq->cq.mcq, + mlx5_core_modify_cq_moderation(rq->mdev, &rq->cq.mcq, cur_profile.usec, cur_profile.pkts); am->state = MLX5E_AM_START_MEASURE; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c index 5621dcfda4f1..5225f2226a67 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c @@ -236,12 +236,9 @@ static int mlx5e_test_loopback_setup(struct mlx5e_priv *priv, { int err = 0; - err = mlx5e_refresh_tirs_self_loopback(priv->mdev, true); - if (err) { - netdev_err(priv->netdev, - "\tFailed to enable UC loopback err(%d)\n", err); + err = mlx5e_refresh_tirs(priv, true); + if (err) return err; - } lbtp->loopback_ok = false; init_completion(&lbtp->comp); @@ -258,7 +255,7 @@ static void mlx5e_test_loopback_cleanup(struct mlx5e_priv *priv, struct mlx5e_lbt_priv *lbtp) { dev_remove_pack(&lbtp->pt); - mlx5e_refresh_tirs_self_loopback(priv->mdev, false); + mlx5e_refresh_tirs(priv, false); } #define MLX5E_LB_VERIFY_TIMEOUT (msecs_to_jiffies(200)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index fade7233dac5..9dec11c00a49 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -42,14 +42,22 @@ #include <net/tc_act/tc_mirred.h> #include <net/tc_act/tc_vlan.h> #include <net/tc_act/tc_tunnel_key.h> +#include <net/tc_act/tc_pedit.h> #include <net/vxlan.h> #include "en.h" #include "en_tc.h" #include "eswitch.h" #include "vxlan.h" +struct mlx5_nic_flow_attr { + u32 action; + u32 flow_tag; + u32 mod_hdr_id; +}; + enum { MLX5E_TC_FLOW_ESWITCH = BIT(0), + MLX5E_TC_FLOW_NIC = BIT(1), }; struct mlx5e_tc_flow { @@ -58,7 +66,16 @@ struct mlx5e_tc_flow { u8 flags; struct mlx5_flow_handle *rule; struct list_head encap; /* flows sharing the same encap */ - struct mlx5_esw_flow_attr *attr; + union { + struct mlx5_esw_flow_attr esw_attr[0]; + struct mlx5_nic_flow_attr nic_attr[0]; + }; +}; + +struct mlx5e_tc_flow_parse_attr { + struct mlx5_flow_spec spec; + int num_mod_hdr_actions; + void *mod_hdr_actions; }; enum { @@ -71,24 +88,26 @@ enum { static struct mlx5_flow_handle * mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv, - struct mlx5_flow_spec *spec, - u32 action, u32 flow_tag) + struct mlx5e_tc_flow_parse_attr *parse_attr, + struct mlx5e_tc_flow *flow) { + struct mlx5_nic_flow_attr *attr = flow->nic_attr; struct mlx5_core_dev *dev = priv->mdev; - struct mlx5_flow_destination dest = { 0 }; + struct mlx5_flow_destination dest = {}; struct mlx5_flow_act flow_act = { - .action = action, - .flow_tag = flow_tag, + .action = attr->action, + .flow_tag = attr->flow_tag, .encap_id = 0, }; struct mlx5_fc *counter = NULL; struct mlx5_flow_handle *rule; bool table_created = false; + int err; - if (action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { dest.type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; dest.ft = priv->fs.vlan.ft.t; - } else if (action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { + } else if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { counter = mlx5_fc_create(dev, true); if (IS_ERR(counter)) return ERR_CAST(counter); @@ -97,6 +116,19 @@ mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv, dest.counter = counter; } + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { + err = mlx5_modify_header_alloc(dev, MLX5_FLOW_NAMESPACE_KERNEL, + parse_attr->num_mod_hdr_actions, + parse_attr->mod_hdr_actions, + &attr->mod_hdr_id); + flow_act.modify_id = attr->mod_hdr_id; + kfree(parse_attr->mod_hdr_actions); + if (err) { + rule = ERR_PTR(err); + goto err_create_mod_hdr_id; + } + } + if (IS_ERR_OR_NULL(priv->fs.tc.t)) { priv->fs.tc.t = mlx5_create_auto_grouped_flow_table(priv->fs.ns, @@ -114,8 +146,9 @@ mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv, table_created = true; } - spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS; - rule = mlx5_add_flow_rules(priv->fs.tc.t, spec, &flow_act, &dest, 1); + parse_attr->spec.match_criteria_enable = MLX5_MATCH_OUTER_HEADERS; + rule = mlx5_add_flow_rules(priv->fs.tc.t, &parse_attr->spec, + &flow_act, &dest, 1); if (IS_ERR(rule)) goto err_add_rule; @@ -128,6 +161,10 @@ err_add_rule: priv->fs.tc.t = NULL; } err_create_ft: + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + mlx5_modify_header_dealloc(priv->mdev, + attr->mod_hdr_id); +err_create_mod_hdr_id: mlx5_fc_destroy(dev, counter); return rule; @@ -138,47 +175,85 @@ static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv, { struct mlx5_fc *counter = NULL; - if (!IS_ERR(flow->rule)) { - counter = mlx5_flow_rule_counter(flow->rule); - mlx5_del_flow_rules(flow->rule); - mlx5_fc_destroy(priv->mdev, counter); - } + counter = mlx5_flow_rule_counter(flow->rule); + mlx5_del_flow_rules(flow->rule); + mlx5_fc_destroy(priv->mdev, counter); if (!mlx5e_tc_num_filters(priv) && (priv->fs.tc.t)) { mlx5_destroy_flow_table(priv->fs.tc.t); priv->fs.tc.t = NULL; } + + if (flow->nic_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + mlx5_modify_header_dealloc(priv->mdev, + flow->nic_attr->mod_hdr_id); } +static void mlx5e_detach_encap(struct mlx5e_priv *priv, + struct mlx5e_tc_flow *flow); + static struct mlx5_flow_handle * mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv, - struct mlx5_flow_spec *spec, - struct mlx5_esw_flow_attr *attr) + struct mlx5e_tc_flow_parse_attr *parse_attr, + struct mlx5e_tc_flow *flow) { struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + struct mlx5_esw_flow_attr *attr = flow->esw_attr; + struct mlx5_flow_handle *rule; int err; err = mlx5_eswitch_add_vlan_action(esw, attr); - if (err) - return ERR_PTR(err); + if (err) { + rule = ERR_PTR(err); + goto err_add_vlan; + } - return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); -} + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { + err = mlx5_modify_header_alloc(priv->mdev, MLX5_FLOW_NAMESPACE_FDB, + parse_attr->num_mod_hdr_actions, + parse_attr->mod_hdr_actions, + &attr->mod_hdr_id); + kfree(parse_attr->mod_hdr_actions); + if (err) { + rule = ERR_PTR(err); + goto err_mod_hdr; + } + } -static void mlx5e_detach_encap(struct mlx5e_priv *priv, - struct mlx5e_tc_flow *flow); + rule = mlx5_eswitch_add_offloaded_rule(esw, &parse_attr->spec, attr); + if (IS_ERR(rule)) + goto err_add_rule; + + return rule; + +err_add_rule: + if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + mlx5_modify_header_dealloc(priv->mdev, + attr->mod_hdr_id); +err_mod_hdr: + mlx5_eswitch_del_vlan_action(esw, attr); +err_add_vlan: + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) + mlx5e_detach_encap(priv, flow); + return rule; +} static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) { struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + struct mlx5_esw_flow_attr *attr = flow->esw_attr; - mlx5_eswitch_del_offloaded_rule(esw, flow->rule, flow->attr); + mlx5_eswitch_del_offloaded_rule(esw, flow->rule, flow->esw_attr); - mlx5_eswitch_del_vlan_action(esw, flow->attr); + mlx5_eswitch_del_vlan_action(esw, flow->esw_attr); - if (flow->attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) + if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) mlx5e_detach_encap(priv, flow); + + if (flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + mlx5_modify_header_dealloc(priv->mdev, + attr->mod_hdr_id); } static void mlx5e_detach_encap(struct mlx5e_priv *priv, @@ -200,10 +275,6 @@ static void mlx5e_detach_encap(struct mlx5e_priv *priv, } } -/* we get here also when setting rule to the FW failed, etc. It means that the - * flow rule itself might not exist, but some offloading related to the actions - * should be cleaned. - */ static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) { @@ -650,29 +721,313 @@ static int parse_cls_flower(struct mlx5e_priv *priv, return err; } +struct pedit_headers { + struct ethhdr eth; + struct iphdr ip4; + struct ipv6hdr ip6; + struct tcphdr tcp; + struct udphdr udp; +}; + +static int pedit_header_offsets[] = { + [TCA_PEDIT_KEY_EX_HDR_TYPE_ETH] = offsetof(struct pedit_headers, eth), + [TCA_PEDIT_KEY_EX_HDR_TYPE_IP4] = offsetof(struct pedit_headers, ip4), + [TCA_PEDIT_KEY_EX_HDR_TYPE_IP6] = offsetof(struct pedit_headers, ip6), + [TCA_PEDIT_KEY_EX_HDR_TYPE_TCP] = offsetof(struct pedit_headers, tcp), + [TCA_PEDIT_KEY_EX_HDR_TYPE_UDP] = offsetof(struct pedit_headers, udp), +}; + +#define pedit_header(_ph, _htype) ((void *)(_ph) + pedit_header_offsets[_htype]) + +static int set_pedit_val(u8 hdr_type, u32 mask, u32 val, u32 offset, + struct pedit_headers *masks, + struct pedit_headers *vals) +{ + u32 *curr_pmask, *curr_pval; + + if (hdr_type >= __PEDIT_HDR_TYPE_MAX) + goto out_err; + + curr_pmask = (u32 *)(pedit_header(masks, hdr_type) + offset); + curr_pval = (u32 *)(pedit_header(vals, hdr_type) + offset); + + if (*curr_pmask & mask) /* disallow acting twice on the same location */ + goto out_err; + + *curr_pmask |= mask; + *curr_pval |= (val & mask); + + return 0; + +out_err: + return -EOPNOTSUPP; +} + +struct mlx5_fields { + u8 field; + u8 size; + u32 offset; +}; + +static struct mlx5_fields fields[] = { + {MLX5_ACTION_IN_FIELD_OUT_DMAC_47_16, 4, offsetof(struct pedit_headers, eth.h_dest[0])}, + {MLX5_ACTION_IN_FIELD_OUT_DMAC_15_0, 2, offsetof(struct pedit_headers, eth.h_dest[4])}, + {MLX5_ACTION_IN_FIELD_OUT_SMAC_47_16, 4, offsetof(struct pedit_headers, eth.h_source[0])}, + {MLX5_ACTION_IN_FIELD_OUT_SMAC_15_0, 2, offsetof(struct pedit_headers, eth.h_source[4])}, + {MLX5_ACTION_IN_FIELD_OUT_ETHERTYPE, 2, offsetof(struct pedit_headers, eth.h_proto)}, + + {MLX5_ACTION_IN_FIELD_OUT_IP_DSCP, 1, offsetof(struct pedit_headers, ip4.tos)}, + {MLX5_ACTION_IN_FIELD_OUT_IP_TTL, 1, offsetof(struct pedit_headers, ip4.ttl)}, + {MLX5_ACTION_IN_FIELD_OUT_SIPV4, 4, offsetof(struct pedit_headers, ip4.saddr)}, + {MLX5_ACTION_IN_FIELD_OUT_DIPV4, 4, offsetof(struct pedit_headers, ip4.daddr)}, + + {MLX5_ACTION_IN_FIELD_OUT_SIPV6_127_96, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[0])}, + {MLX5_ACTION_IN_FIELD_OUT_SIPV6_95_64, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[1])}, + {MLX5_ACTION_IN_FIELD_OUT_SIPV6_63_32, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[2])}, + {MLX5_ACTION_IN_FIELD_OUT_SIPV6_31_0, 4, offsetof(struct pedit_headers, ip6.saddr.s6_addr32[3])}, + {MLX5_ACTION_IN_FIELD_OUT_DIPV6_127_96, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[0])}, + {MLX5_ACTION_IN_FIELD_OUT_DIPV6_95_64, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[1])}, + {MLX5_ACTION_IN_FIELD_OUT_DIPV6_63_32, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[2])}, + {MLX5_ACTION_IN_FIELD_OUT_DIPV6_31_0, 4, offsetof(struct pedit_headers, ip6.daddr.s6_addr32[3])}, + + {MLX5_ACTION_IN_FIELD_OUT_TCP_SPORT, 2, offsetof(struct pedit_headers, tcp.source)}, + {MLX5_ACTION_IN_FIELD_OUT_TCP_DPORT, 2, offsetof(struct pedit_headers, tcp.dest)}, + {MLX5_ACTION_IN_FIELD_OUT_TCP_FLAGS, 1, offsetof(struct pedit_headers, tcp.ack_seq) + 5}, + + {MLX5_ACTION_IN_FIELD_OUT_UDP_SPORT, 2, offsetof(struct pedit_headers, udp.source)}, + {MLX5_ACTION_IN_FIELD_OUT_UDP_DPORT, 2, offsetof(struct pedit_headers, udp.dest)}, +}; + +/* On input attr->num_mod_hdr_actions tells how many HW actions can be parsed at + * max from the SW pedit action. On success, it says how many HW actions were + * actually parsed. + */ +static int offload_pedit_fields(struct pedit_headers *masks, + struct pedit_headers *vals, + struct mlx5e_tc_flow_parse_attr *parse_attr) +{ + struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals; + int i, action_size, nactions, max_actions, first, last; + void *s_masks_p, *a_masks_p, *vals_p; + u32 s_mask, a_mask, val; + struct mlx5_fields *f; + u8 cmd, field_bsize; + unsigned long mask; + void *action; + + set_masks = &masks[TCA_PEDIT_KEY_EX_CMD_SET]; + add_masks = &masks[TCA_PEDIT_KEY_EX_CMD_ADD]; + set_vals = &vals[TCA_PEDIT_KEY_EX_CMD_SET]; + add_vals = &vals[TCA_PEDIT_KEY_EX_CMD_ADD]; + + action_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto); + action = parse_attr->mod_hdr_actions; + max_actions = parse_attr->num_mod_hdr_actions; + nactions = 0; + + for (i = 0; i < ARRAY_SIZE(fields); i++) { + f = &fields[i]; + /* avoid seeing bits set from previous iterations */ + s_mask = a_mask = mask = val = 0; + + s_masks_p = (void *)set_masks + f->offset; + a_masks_p = (void *)add_masks + f->offset; + + memcpy(&s_mask, s_masks_p, f->size); + memcpy(&a_mask, a_masks_p, f->size); + + if (!s_mask && !a_mask) /* nothing to offload here */ + continue; + + if (s_mask && a_mask) { + printk(KERN_WARNING "mlx5: can't set and add to the same HW field (%x)\n", f->field); + return -EOPNOTSUPP; + } + + if (nactions == max_actions) { + printk(KERN_WARNING "mlx5: parsed %d pedit actions, can't do more\n", nactions); + return -EOPNOTSUPP; + } + + if (s_mask) { + cmd = MLX5_ACTION_TYPE_SET; + mask = s_mask; + vals_p = (void *)set_vals + f->offset; + /* clear to denote we consumed this field */ + memset(s_masks_p, 0, f->size); + } else { + cmd = MLX5_ACTION_TYPE_ADD; + mask = a_mask; + vals_p = (void *)add_vals + f->offset; + /* clear to denote we consumed this field */ + memset(a_masks_p, 0, f->size); + } + + memcpy(&val, vals_p, f->size); + + field_bsize = f->size * BITS_PER_BYTE; + first = find_first_bit(&mask, field_bsize); + last = find_last_bit(&mask, field_bsize); + if (first > 0 || last != (field_bsize - 1)) { + printk(KERN_WARNING "mlx5: partial rewrite (mask %lx) is currently not offloaded\n", + mask); + return -EOPNOTSUPP; + } + + MLX5_SET(set_action_in, action, action_type, cmd); + MLX5_SET(set_action_in, action, field, f->field); + + if (cmd == MLX5_ACTION_TYPE_SET) { + MLX5_SET(set_action_in, action, offset, 0); + /* length is num of bits to be written, zero means length of 32 */ + MLX5_SET(set_action_in, action, length, field_bsize); + } + + if (field_bsize == 32) + MLX5_SET(set_action_in, action, data, ntohl(val)); + else if (field_bsize == 16) + MLX5_SET(set_action_in, action, data, ntohs(val)); + else if (field_bsize == 8) + MLX5_SET(set_action_in, action, data, val); + + action += action_size; + nactions++; + } + + parse_attr->num_mod_hdr_actions = nactions; + return 0; +} + +static int alloc_mod_hdr_actions(struct mlx5e_priv *priv, + const struct tc_action *a, int namespace, + struct mlx5e_tc_flow_parse_attr *parse_attr) +{ + int nkeys, action_size, max_actions; + + nkeys = tcf_pedit_nkeys(a); + action_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto); + + if (namespace == MLX5_FLOW_NAMESPACE_FDB) /* FDB offloading */ + max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(priv->mdev, max_modify_header_actions); + else /* namespace is MLX5_FLOW_NAMESPACE_KERNEL - NIC offloading */ + max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, max_modify_header_actions); + + /* can get up to crazingly 16 HW actions in 32 bits pedit SW key */ + max_actions = min(max_actions, nkeys * 16); + + parse_attr->mod_hdr_actions = kcalloc(max_actions, action_size, GFP_KERNEL); + if (!parse_attr->mod_hdr_actions) + return -ENOMEM; + + parse_attr->num_mod_hdr_actions = max_actions; + return 0; +} + +static const struct pedit_headers zero_masks = {}; + +static int parse_tc_pedit_action(struct mlx5e_priv *priv, + const struct tc_action *a, int namespace, + struct mlx5e_tc_flow_parse_attr *parse_attr) +{ + struct pedit_headers masks[__PEDIT_CMD_MAX], vals[__PEDIT_CMD_MAX], *cmd_masks; + int nkeys, i, err = -EOPNOTSUPP; + u32 mask, val, offset; + u8 cmd, htype; + + nkeys = tcf_pedit_nkeys(a); + + memset(masks, 0, sizeof(struct pedit_headers) * __PEDIT_CMD_MAX); + memset(vals, 0, sizeof(struct pedit_headers) * __PEDIT_CMD_MAX); + + for (i = 0; i < nkeys; i++) { + htype = tcf_pedit_htype(a, i); + cmd = tcf_pedit_cmd(a, i); + err = -EOPNOTSUPP; /* can't be all optimistic */ + + if (htype == TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK) { + printk(KERN_WARNING "mlx5: legacy pedit isn't offloaded\n"); + goto out_err; + } + + if (cmd != TCA_PEDIT_KEY_EX_CMD_SET && cmd != TCA_PEDIT_KEY_EX_CMD_ADD) { + printk(KERN_WARNING "mlx5: pedit cmd %d isn't offloaded\n", cmd); + goto out_err; + } + + mask = tcf_pedit_mask(a, i); + val = tcf_pedit_val(a, i); + offset = tcf_pedit_offset(a, i); + + err = set_pedit_val(htype, ~mask, val, offset, &masks[cmd], &vals[cmd]); + if (err) + goto out_err; + } + + err = alloc_mod_hdr_actions(priv, a, namespace, parse_attr); + if (err) + goto out_err; + + err = offload_pedit_fields(masks, vals, parse_attr); + if (err < 0) + goto out_dealloc_parsed_actions; + + for (cmd = 0; cmd < __PEDIT_CMD_MAX; cmd++) { + cmd_masks = &masks[cmd]; + if (memcmp(cmd_masks, &zero_masks, sizeof(zero_masks))) { + printk(KERN_WARNING "mlx5: attempt to offload an unsupported field (cmd %d)\n", + cmd); + print_hex_dump(KERN_WARNING, "mask: ", DUMP_PREFIX_ADDRESS, + 16, 1, cmd_masks, sizeof(zero_masks), true); + err = -EOPNOTSUPP; + goto out_dealloc_parsed_actions; + } + } + + return 0; + +out_dealloc_parsed_actions: + kfree(parse_attr->mod_hdr_actions); +out_err: + return err; +} + static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, - u32 *action, u32 *flow_tag) + struct mlx5e_tc_flow_parse_attr *parse_attr, + struct mlx5e_tc_flow *flow) { + struct mlx5_nic_flow_attr *attr = flow->nic_attr; const struct tc_action *a; LIST_HEAD(actions); + int err; if (tc_no_actions(exts)) return -EINVAL; - *flow_tag = MLX5_FS_DEFAULT_FLOW_TAG; - *action = 0; + attr->flow_tag = MLX5_FS_DEFAULT_FLOW_TAG; + attr->action = 0; tcf_exts_to_list(exts, &actions); list_for_each_entry(a, &actions, list) { /* Only support a single action per rule */ - if (*action) + if (attr->action) return -EINVAL; if (is_tcf_gact_shot(a)) { - *action |= MLX5_FLOW_CONTEXT_ACTION_DROP; + attr->action |= MLX5_FLOW_CONTEXT_ACTION_DROP; if (MLX5_CAP_FLOWTABLE(priv->mdev, flow_table_properties_nic_receive.flow_counter)) - *action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; + attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; + continue; + } + + if (is_tcf_pedit(a)) { + err = parse_tc_pedit_action(priv, a, MLX5_FLOW_NAMESPACE_KERNEL, + parse_attr); + if (err) + return err; + + attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR | + MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; continue; } @@ -685,8 +1040,8 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, return -EINVAL; } - *flow_tag = mark; - *action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; + attr->flow_tag = mark; + attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; continue; } @@ -1071,9 +1426,10 @@ out_err: } static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, + struct mlx5e_tc_flow_parse_attr *parse_attr, struct mlx5e_tc_flow *flow) { - struct mlx5_esw_flow_attr *attr = flow->attr; + struct mlx5_esw_flow_attr *attr = flow->esw_attr; struct ip_tunnel_info *info = NULL; const struct tc_action *a; LIST_HEAD(actions); @@ -1094,6 +1450,16 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, continue; } + if (is_tcf_pedit(a)) { + err = parse_tc_pedit_action(priv, a, MLX5_FLOW_NAMESPACE_FDB, + parse_attr); + if (err) + return err; + + attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; + continue; + } + if (is_tcf_mirred_egress_redirect(a)) { int ifindex = tcf_mirred_ifindex(a); struct net_device *out_dev; @@ -1163,22 +1529,24 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol, struct tc_cls_flower_offload *f) { + struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + struct mlx5e_tc_flow_parse_attr *parse_attr; struct mlx5e_tc_table *tc = &priv->fs.tc; - int err, attr_size = 0; - u32 flow_tag, action; struct mlx5e_tc_flow *flow; - struct mlx5_flow_spec *spec; - struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + int attr_size, err = 0; u8 flow_flags = 0; if (esw && esw->mode == SRIOV_OFFLOADS) { flow_flags = MLX5E_TC_FLOW_ESWITCH; attr_size = sizeof(struct mlx5_esw_flow_attr); + } else { + flow_flags = MLX5E_TC_FLOW_NIC; + attr_size = sizeof(struct mlx5_nic_flow_attr); } flow = kzalloc(sizeof(*flow) + attr_size, GFP_KERNEL); - spec = mlx5_vzalloc(sizeof(*spec)); - if (!spec || !flow) { + parse_attr = mlx5_vzalloc(sizeof(*parse_attr)); + if (!parse_attr || !flow) { err = -ENOMEM; goto err_free; } @@ -1186,26 +1554,25 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol, flow->cookie = f->cookie; flow->flags = flow_flags; - err = parse_cls_flower(priv, flow, spec, f); + err = parse_cls_flower(priv, flow, &parse_attr->spec, f); if (err < 0) goto err_free; if (flow->flags & MLX5E_TC_FLOW_ESWITCH) { - flow->attr = (struct mlx5_esw_flow_attr *)(flow + 1); - err = parse_tc_fdb_actions(priv, f->exts, flow); + err = parse_tc_fdb_actions(priv, f->exts, parse_attr, flow); if (err < 0) goto err_free; - flow->rule = mlx5e_tc_add_fdb_flow(priv, spec, flow->attr); + flow->rule = mlx5e_tc_add_fdb_flow(priv, parse_attr, flow); } else { - err = parse_tc_nic_actions(priv, f->exts, &action, &flow_tag); + err = parse_tc_nic_actions(priv, f->exts, parse_attr, flow); if (err < 0) goto err_free; - flow->rule = mlx5e_tc_add_nic_flow(priv, spec, action, flow_tag); + flow->rule = mlx5e_tc_add_nic_flow(priv, parse_attr, flow); } if (IS_ERR(flow->rule)) { err = PTR_ERR(flow->rule); - goto err_del_rule; + goto err_free; } err = rhashtable_insert_fast(&tc->ht, &flow->node, @@ -1221,7 +1588,7 @@ err_del_rule: err_free: kfree(flow); out: - kvfree(spec); + kvfree(parse_attr); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 57f5e2d7ebd1..5bbc313e70c5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -38,29 +38,6 @@ #define MLX5E_SQ_STOP_ROOM (MLX5_SEND_WQE_MAX_WQEBBS +\ MLX5E_SQ_NOPS_ROOM) -void mlx5e_send_nop(struct mlx5e_sq *sq, bool notify_hw) -{ - struct mlx5_wq_cyc *wq = &sq->wq; - - u16 pi = sq->pc & wq->sz_m1; - struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi); - - struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; - - memset(cseg, 0, sizeof(*cseg)); - - cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | MLX5_OPCODE_NOP); - cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | 0x01); - - sq->pc++; - sq->stats.nop++; - - if (notify_hw) { - cseg->fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE; - mlx5e_tx_notify_hw(sq, &wqe->ctrl, 0); - } -} - static inline void mlx5e_tx_dma_unmap(struct device *pdev, struct mlx5e_sq_dma *dma) { @@ -76,25 +53,25 @@ static inline void mlx5e_tx_dma_unmap(struct device *pdev, } } -static inline void mlx5e_dma_push(struct mlx5e_sq *sq, +static inline void mlx5e_dma_push(struct mlx5e_txqsq *sq, dma_addr_t addr, u32 size, enum mlx5e_dma_map_type map_type) { u32 i = sq->dma_fifo_pc & sq->dma_fifo_mask; - sq->db.txq.dma_fifo[i].addr = addr; - sq->db.txq.dma_fifo[i].size = size; - sq->db.txq.dma_fifo[i].type = map_type; + sq->db.dma_fifo[i].addr = addr; + sq->db.dma_fifo[i].size = size; + sq->db.dma_fifo[i].type = map_type; sq->dma_fifo_pc++; } -static inline struct mlx5e_sq_dma *mlx5e_dma_get(struct mlx5e_sq *sq, u32 i) +static inline struct mlx5e_sq_dma *mlx5e_dma_get(struct mlx5e_txqsq *sq, u32 i) { - return &sq->db.txq.dma_fifo[i & sq->dma_fifo_mask]; + return &sq->db.dma_fifo[i & sq->dma_fifo_mask]; } -static void mlx5e_dma_unmap_wqe_err(struct mlx5e_sq *sq, u8 num_dma) +static void mlx5e_dma_unmap_wqe_err(struct mlx5e_txqsq *sq, u8 num_dma) { int i; @@ -111,6 +88,7 @@ u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb, { struct mlx5e_priv *priv = netdev_priv(dev); int channel_ix = fallback(dev, skb); + u16 num_channels; int up = 0; if (!netdev_get_num_tc(dev)) @@ -122,11 +100,11 @@ u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb, /* channel_ix can be larger than num_channels since * dev->num_real_tx_queues = num_channels * num_tc */ - if (channel_ix >= priv->params.num_channels) - channel_ix = reciprocal_scale(channel_ix, - priv->params.num_channels); + num_channels = priv->channels.params.num_channels; + if (channel_ix >= num_channels) + channel_ix = reciprocal_scale(channel_ix, num_channels); - return priv->channeltc_to_txq_map[channel_ix][up]; + return priv->channel_tc2txq[channel_ix][up]; } static inline int mlx5e_skb_l2_header_offset(struct sk_buff *skb) @@ -175,25 +153,6 @@ static inline unsigned int mlx5e_calc_min_inline(enum mlx5_inline_modes mode, } } -static inline u16 mlx5e_get_inline_hdr_size(struct mlx5e_sq *sq, - struct sk_buff *skb, bool bf) -{ - /* Some NIC TX decisions, e.g loopback, are based on the packet - * headers and occur before the data gather. - * Therefore these headers must be copied into the WQE - */ - if (bf) { - u16 ihs = skb_headlen(skb); - - if (skb_vlan_tag_present(skb)) - ihs += VLAN_HLEN; - - if (ihs <= sq->max_inline) - return skb_headlen(skb); - } - return mlx5e_calc_min_inline(sq->min_inline_mode, skb); -} - static inline void mlx5e_tx_skb_pull_inline(unsigned char **skb_data, unsigned int *skb_len, unsigned int len) @@ -218,13 +177,13 @@ static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs, mlx5e_tx_skb_pull_inline(skb_data, skb_len, cpy2_sz); } -static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) +static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb) { struct mlx5_wq_cyc *wq = &sq->wq; u16 pi = sq->pc & wq->sz_m1; struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(wq, pi); - struct mlx5e_tx_wqe_info *wi = &sq->db.txq.wqe_info[pi]; + struct mlx5e_tx_wqe_info *wi = &sq->db.wqe_info[pi]; struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; struct mlx5_wqe_eth_seg *eseg = &wqe->eth; @@ -235,7 +194,6 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) u8 opcode = MLX5_OPCODE_SEND; dma_addr_t dma_addr = 0; unsigned int num_bytes; - bool bf = false; u16 headlen; u16 ds_cnt; u16 ihs; @@ -255,11 +213,6 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) } else sq->stats.csum_none++; - if (sq->cc != sq->prev_cc) { - sq->prev_cc = sq->cc; - sq->bf_budget = (sq->cc == sq->pc) ? MLX5E_SQ_BF_BUDGET : 0; - } - if (skb_is_gso(skb)) { eseg->mss = cpu_to_be16(skb_shinfo(skb)->gso_size); opcode = MLX5_OPCODE_LSO; @@ -277,10 +230,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) sq->stats.packets += skb_shinfo(skb)->gso_segs; num_bytes = skb->len + (skb_shinfo(skb)->gso_segs - 1) * ihs; } else { - bf = sq->bf_budget && - !skb->xmit_more && - !skb_shinfo(skb)->nr_frags; - ihs = mlx5e_get_inline_hdr_size(sq, skb, bf); + ihs = mlx5e_calc_min_inline(sq->min_inline_mode, skb); sq->stats.packets++; num_bytes = max_t(unsigned int, skb->len, ETH_ZLEN); } @@ -349,7 +299,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) cseg->opmod_idx_opcode = cpu_to_be32((sq->pc << 8) | opcode); cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt); - sq->db.txq.skb[pi] = skb; + sq->db.skb[pi] = skb; wi->num_wqebbs = DIV_ROUND_UP(ds_cnt, MLX5_SEND_WQEBB_NUM_DS); sq->pc += wi->num_wqebbs; @@ -359,31 +309,23 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; - if (unlikely(!mlx5e_sq_has_room_for(sq, MLX5E_SQ_STOP_ROOM))) { + if (unlikely(!mlx5e_wqc_has_room_for(&sq->wq, sq->cc, sq->pc, + MLX5E_SQ_STOP_ROOM))) { netif_tx_stop_queue(sq->txq); sq->stats.stopped++; } sq->stats.xmit_more += skb->xmit_more; - if (!skb->xmit_more || netif_xmit_stopped(sq->txq)) { - int bf_sz = 0; - - if (bf && test_bit(MLX5E_SQ_STATE_BF_ENABLE, &sq->state)) - bf_sz = wi->num_wqebbs << 3; - - cseg->fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE; - mlx5e_tx_notify_hw(sq, &wqe->ctrl, bf_sz); - } + if (!skb->xmit_more || netif_xmit_stopped(sq->txq)) + mlx5e_notify_hw(wq, sq->pc, sq->uar_map, cseg); /* fill sq edge with nops to avoid wqe wrap around */ while ((pi = (sq->pc & wq->sz_m1)) > sq->edge) { - sq->db.txq.skb[pi] = NULL; - mlx5e_send_nop(sq, false); + sq->db.skb[pi] = NULL; + mlx5e_post_nop(&sq->wq, sq->sqn, &sq->pc); + sq->stats.nop++; } - if (bf) - sq->bf_budget--; - return NETDEV_TX_OK; dma_unmap_wqe_err: @@ -398,21 +340,21 @@ dma_unmap_wqe_err: netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev) { struct mlx5e_priv *priv = netdev_priv(dev); - struct mlx5e_sq *sq = priv->txq_to_sq_map[skb_get_queue_mapping(skb)]; + struct mlx5e_txqsq *sq = priv->txq2sq[skb_get_queue_mapping(skb)]; return mlx5e_sq_xmit(sq, skb); } bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) { - struct mlx5e_sq *sq; + struct mlx5e_txqsq *sq; u32 dma_fifo_cc; u32 nbytes; u16 npkts; u16 sqcc; int i; - sq = container_of(cq, struct mlx5e_sq, cq); + sq = container_of(cq, struct mlx5e_txqsq, cq); if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state))) return false; @@ -450,8 +392,8 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) last_wqe = (sqcc == wqe_counter); ci = sqcc & sq->wq.sz_m1; - skb = sq->db.txq.skb[ci]; - wi = &sq->db.txq.wqe_info[ci]; + skb = sq->db.skb[ci]; + wi = &sq->db.wqe_info[ci]; if (unlikely(!skb)) { /* nop */ sqcc++; @@ -492,7 +434,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) netdev_tx_completed_queue(sq->txq, npkts, nbytes); if (netif_tx_queue_stopped(sq->txq) && - mlx5e_sq_has_room_for(sq, MLX5E_SQ_STOP_ROOM)) { + mlx5e_wqc_has_room_for(&sq->wq, sq->cc, sq->pc, MLX5E_SQ_STOP_ROOM)) { netif_tx_wake_queue(sq->txq); sq->stats.wake++; } @@ -500,7 +442,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) return (i == MLX5E_TX_CQ_POLL_BUDGET); } -static void mlx5e_free_txq_sq_descs(struct mlx5e_sq *sq) +void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq) { struct mlx5e_tx_wqe_info *wi; struct sk_buff *skb; @@ -509,8 +451,8 @@ static void mlx5e_free_txq_sq_descs(struct mlx5e_sq *sq) while (sq->cc != sq->pc) { ci = sq->cc & sq->wq.sz_m1; - skb = sq->db.txq.skb[ci]; - wi = &sq->db.txq.wqe_info[ci]; + skb = sq->db.skb[ci]; + wi = &sq->db.wqe_info[ci]; if (!skb) { /* nop */ sq->cc++; @@ -528,37 +470,3 @@ static void mlx5e_free_txq_sq_descs(struct mlx5e_sq *sq) sq->cc += wi->num_wqebbs; } } - -static void mlx5e_free_xdp_sq_descs(struct mlx5e_sq *sq) -{ - struct mlx5e_sq_wqe_info *wi; - struct mlx5e_dma_info *di; - u16 ci; - - while (sq->cc != sq->pc) { - ci = sq->cc & sq->wq.sz_m1; - di = &sq->db.xdp.di[ci]; - wi = &sq->db.xdp.wqe_info[ci]; - - if (wi->opcode == MLX5_OPCODE_NOP) { - sq->cc++; - continue; - } - - sq->cc += wi->num_wqebbs; - - mlx5e_page_release(&sq->channel->rq, di, false); - } -} - -void mlx5e_free_sq_descs(struct mlx5e_sq *sq) -{ - switch (sq->type) { - case MLX5E_SQ_TXQ: - mlx5e_free_txq_sq_descs(sq); - break; - case MLX5E_SQ_XDP: - mlx5e_free_xdp_sq_descs(sq); - break; - } -} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c index e5c12a732aa1..43729ec35dfc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c @@ -44,14 +44,14 @@ struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq) return NULL; /* ensure cqe content is read after cqe ownership bit */ - rmb(); + dma_rmb(); return cqe; } static void mlx5e_poll_ico_cq(struct mlx5e_cq *cq) { - struct mlx5e_sq *sq = container_of(cq, struct mlx5e_sq, cq); + struct mlx5e_icosq *sq = container_of(cq, struct mlx5e_icosq, cq); struct mlx5_wq_cyc *wq; struct mlx5_cqe64 *cqe; u16 sqcc; @@ -105,66 +105,6 @@ static void mlx5e_poll_ico_cq(struct mlx5e_cq *cq) sq->cc = sqcc; } -static inline bool mlx5e_poll_xdp_tx_cq(struct mlx5e_cq *cq) -{ - struct mlx5e_sq *sq; - u16 sqcc; - int i; - - sq = container_of(cq, struct mlx5e_sq, cq); - - if (unlikely(!test_bit(MLX5E_SQ_STATE_ENABLED, &sq->state))) - return false; - - /* sq->cc must be updated only after mlx5_cqwq_update_db_record(), - * otherwise a cq overrun may occur - */ - sqcc = sq->cc; - - for (i = 0; i < MLX5E_TX_CQ_POLL_BUDGET; i++) { - struct mlx5_cqe64 *cqe; - u16 wqe_counter; - bool last_wqe; - - cqe = mlx5e_get_cqe(cq); - if (!cqe) - break; - - mlx5_cqwq_pop(&cq->wq); - - wqe_counter = be16_to_cpu(cqe->wqe_counter); - - do { - struct mlx5e_sq_wqe_info *wi; - struct mlx5e_dma_info *di; - u16 ci; - - last_wqe = (sqcc == wqe_counter); - - ci = sqcc & sq->wq.sz_m1; - di = &sq->db.xdp.di[ci]; - wi = &sq->db.xdp.wqe_info[ci]; - - if (unlikely(wi->opcode == MLX5_OPCODE_NOP)) { - sqcc++; - continue; - } - - sqcc += wi->num_wqebbs; - /* Recycle RX page */ - mlx5e_page_release(&sq->channel->rq, di, true); - } while (!last_wqe); - } - - mlx5_cqwq_update_db_record(&cq->wq); - - /* ensure cq space is freed before enabling more cqes */ - wmb(); - - sq->cc = sqcc; - return (i == MLX5E_TX_CQ_POLL_BUDGET); -} - int mlx5e_napi_poll(struct napi_struct *napi, int budget) { struct mlx5e_channel *c = container_of(napi, struct mlx5e_channel, @@ -178,12 +118,12 @@ int mlx5e_napi_poll(struct napi_struct *napi, int budget) for (i = 0; i < c->num_tc; i++) busy |= mlx5e_poll_tx_cq(&c->sq[i].cq, budget); + if (c->xdp) + busy |= mlx5e_poll_xdpsq_cq(&c->rq.xdpsq.cq); + work_done = mlx5e_poll_rx_cq(&c->rq.cq, budget); busy |= work_done == budget; - if (c->xdp) - busy |= mlx5e_poll_xdp_tx_cq(&c->xdp_sq.cq); - mlx5e_poll_ico_cq(&c->icosq.cq); busy |= mlx5e_post_rx_wqes(&c->rq); @@ -224,8 +164,7 @@ void mlx5e_cq_error_event(struct mlx5_core_cq *mcq, enum mlx5_event event) { struct mlx5e_cq *cq = container_of(mcq, struct mlx5e_cq, mcq); struct mlx5e_channel *c = cq->channel; - struct mlx5e_priv *priv = c->priv; - struct net_device *netdev = priv->netdev; + struct net_device *netdev = c->netdev; netdev_err(netdev, "%s: cqn=0x%.6x event=0x%.2x\n", __func__, mcq->cqn, event); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index ad329b1680b4..1f56ed9f5a6f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -285,8 +285,8 @@ enum { SET_VLAN_INSERT = BIT(1) }; -#define MLX5_FLOW_CONTEXT_ACTION_VLAN_POP 0x40 -#define MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH 0x80 +#define MLX5_FLOW_CONTEXT_ACTION_VLAN_POP 0x4000 +#define MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH 0x8000 struct mlx5_encap_entry { struct hlist_node encap_hlist; @@ -308,6 +308,7 @@ struct mlx5_esw_flow_attr { u16 vlan; bool vlan_handled; struct mlx5_encap_entry *encap; + u32 mod_hdr_id; }; int mlx5_eswitch_sqs2vport_start(struct mlx5_eswitch *esw, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 307ec6c5fd3b..fff962dac8e3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -68,8 +68,10 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, } if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { counter = mlx5_fc_create(esw->dev, true); - if (IS_ERR(counter)) - return ERR_CAST(counter); + if (IS_ERR(counter)) { + rule = ERR_CAST(counter); + goto err_counter_alloc; + } dest[i].type = MLX5_FLOW_DESTINATION_TYPE_COUNTER; dest[i].counter = counter; i++; @@ -86,17 +88,25 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw, if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DECAP) spec->match_criteria_enable |= MLX5_MATCH_INNER_HEADERS; - if (attr->encap) + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) + flow_act.modify_id = attr->mod_hdr_id; + + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) flow_act.encap_id = attr->encap->encap_id; rule = mlx5_add_flow_rules((struct mlx5_flow_table *)esw->fdb_table.fdb, spec, &flow_act, dest, i); if (IS_ERR(rule)) - mlx5_fc_destroy(esw->dev, counter); + goto err_add_rule; else esw->offloads.num_flows++; return rule; + +err_add_rule: + mlx5_fc_destroy(esw->dev, counter); +err_counter_alloc: + return rule; } void @@ -106,12 +116,10 @@ mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw, { struct mlx5_fc *counter = NULL; - if (!IS_ERR(rule)) { - counter = mlx5_flow_rule_counter(rule); - mlx5_del_flow_rules(rule); - mlx5_fc_destroy(esw->dev, counter); - esw->offloads.num_flows--; - } + counter = mlx5_flow_rule_counter(rule); + mlx5_del_flow_rules(rule); + mlx5_fc_destroy(esw->dev, counter); + esw->offloads.num_flows--; } static int esw_set_global_vlan_pop(struct mlx5_eswitch *esw, u8 val) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index b64a781c7e85..c6178ea1a461 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -249,6 +249,7 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_tag); MLX5_SET(flow_context, in_flow_context, action, fte->action); MLX5_SET(flow_context, in_flow_context, encap_id, fte->encap_id); + MLX5_SET(flow_context, in_flow_context, modify_header_id, fte->modify_id); in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context, match_value); memcpy(in_match_value, &fte->val, MLX5_ST_SZ_BYTES(fte_match_param)); @@ -515,3 +516,69 @@ void mlx5_encap_dealloc(struct mlx5_core_dev *dev, u32 encap_id) mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } + +int mlx5_modify_header_alloc(struct mlx5_core_dev *dev, + u8 namespace, u8 num_actions, + void *modify_actions, u32 *modify_header_id) +{ + u32 out[MLX5_ST_SZ_DW(alloc_modify_header_context_out)]; + int max_actions, actions_size, inlen, err; + void *actions_in; + u8 table_type; + u32 *in; + + switch (namespace) { + case MLX5_FLOW_NAMESPACE_FDB: + max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, max_modify_header_actions); + table_type = FS_FT_FDB; + break; + case MLX5_FLOW_NAMESPACE_KERNEL: + max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(dev, max_modify_header_actions); + table_type = FS_FT_NIC_RX; + break; + default: + return -EOPNOTSUPP; + } + + if (num_actions > max_actions) { + mlx5_core_warn(dev, "too many modify header actions %d, max supported %d\n", + num_actions, max_actions); + return -EOPNOTSUPP; + } + + actions_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto) * num_actions; + inlen = MLX5_ST_SZ_BYTES(alloc_modify_header_context_in) + actions_size; + + in = kzalloc(inlen, GFP_KERNEL); + if (!in) + return -ENOMEM; + + MLX5_SET(alloc_modify_header_context_in, in, opcode, + MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT); + MLX5_SET(alloc_modify_header_context_in, in, table_type, table_type); + MLX5_SET(alloc_modify_header_context_in, in, num_of_actions, num_actions); + + actions_in = MLX5_ADDR_OF(alloc_modify_header_context_in, in, actions); + memcpy(actions_in, modify_actions, actions_size); + + memset(out, 0, sizeof(out)); + err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); + + *modify_header_id = MLX5_GET(alloc_modify_header_context_out, out, modify_header_id); + kfree(in); + return err; +} + +void mlx5_modify_header_dealloc(struct mlx5_core_dev *dev, u32 modify_header_id) +{ + u32 in[MLX5_ST_SZ_DW(dealloc_modify_header_context_in)]; + u32 out[MLX5_ST_SZ_DW(dealloc_modify_header_context_out)]; + + memset(in, 0, sizeof(in)); + MLX5_SET(dealloc_modify_header_context_in, in, opcode, + MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT); + MLX5_SET(dealloc_modify_header_context_in, in, modify_header_id, + modify_header_id); + + mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index ded27bb9a3b6..27ff815600f7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -476,6 +476,7 @@ static struct fs_fte *alloc_fte(struct mlx5_flow_act *flow_act, fte->index = index; fte->action = flow_act->action; fte->encap_id = flow_act->encap_id; + fte->modify_id = flow_act->modify_id; return fte; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h index 8e668c63f69e..03af2e7989f3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h @@ -152,6 +152,7 @@ struct fs_fte { u32 index; u32 action; u32 encap_id; + u32 modify_id; enum fs_fte_status status; struct mlx5_fc *counter; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 60154a175bd3..9c2bec732af9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1514,8 +1514,10 @@ static const struct pci_device_id mlx5_core_pci_table[] = { { PCI_VDEVICE(MELLANOX, 0x1016), MLX5_PCI_DEV_IS_VF}, /* ConnectX-4LX VF */ { PCI_VDEVICE(MELLANOX, 0x1017) }, /* ConnectX-5, PCIe 3.0 */ { PCI_VDEVICE(MELLANOX, 0x1018), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 VF */ - { PCI_VDEVICE(MELLANOX, 0x1019) }, /* ConnectX-5, PCIe 4.0 */ - { PCI_VDEVICE(MELLANOX, 0x101a), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5, PCIe 4.0 VF */ + { PCI_VDEVICE(MELLANOX, 0x1019) }, /* ConnectX-5 Ex */ + { PCI_VDEVICE(MELLANOX, 0x101a), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 Ex VF */ + { PCI_VDEVICE(MELLANOX, 0x101b) }, /* ConnectX-6 */ + { PCI_VDEVICE(MELLANOX, 0x101c), MLX5_PCI_DEV_IS_VF}, /* ConnectX-6 VF */ { 0, } }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index b3dabe6e8836..fbc6e9e9e305 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -141,6 +141,11 @@ int mlx5_encap_alloc(struct mlx5_core_dev *dev, u32 *encap_id); void mlx5_encap_dealloc(struct mlx5_core_dev *dev, u32 encap_id); +int mlx5_modify_header_alloc(struct mlx5_core_dev *dev, + u8 namespace, u8 num_actions, + void *modify_actions, u32 *modify_header_id); +void mlx5_modify_header_dealloc(struct mlx5_core_dev *dev, u32 modify_header_id); + bool mlx5_lag_intf_add(struct mlx5_interface *intf, struct mlx5_priv *priv); int mlx5_query_mtpps(struct mlx5_core_dev *dev, u32 *mtpps, u32 mtpps_size); diff --git a/drivers/net/ethernet/mellanox/mlxsw/Makefile b/drivers/net/ethernet/mellanox/mlxsw/Makefile index 6b6c30deee83..2fb8c6585ac7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/Makefile +++ b/drivers/net/ethernet/mellanox/mlxsw/Makefile @@ -15,7 +15,8 @@ obj-$(CONFIG_MLXSW_SPECTRUM) += mlxsw_spectrum.o mlxsw_spectrum-objs := spectrum.o spectrum_buffers.o \ spectrum_switchdev.o spectrum_router.o \ spectrum_kvdl.o spectrum_acl_tcam.o \ - spectrum_acl.o spectrum_flower.o + spectrum_acl.o spectrum_flower.o \ + spectrum_cnt.o spectrum_dpipe.o mlxsw_spectrum-$(CONFIG_MLXSW_SPECTRUM_DCB) += spectrum_dcb.o obj-$(CONFIG_MLXSW_MINIMAL) += mlxsw_minimal.o mlxsw_minimal-objs := minimal.o diff --git a/drivers/net/ethernet/mellanox/mlxsw/cmd.h b/drivers/net/ethernet/mellanox/mlxsw/cmd.h index a1b48421648a..479511cf79bc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/cmd.h +++ b/drivers/net/ethernet/mellanox/mlxsw/cmd.h @@ -1043,13 +1043,6 @@ MLXSW_ITEM32(cmd_mbox, sw2hw_cq, cv, 0x00, 28, 4); */ MLXSW_ITEM32(cmd_mbox, sw2hw_cq, c_eqn, 0x00, 24, 1); -/* cmd_mbox_sw2hw_cq_oi - * When set, overrun ignore is enabled. When set, updates of - * CQ consumer counter (poll for completion) or Request completion - * notifications (Arm CQ) DoorBells should not be rung on that CQ. - */ -MLXSW_ITEM32(cmd_mbox, sw2hw_cq, oi, 0x00, 12, 1); - /* cmd_mbox_sw2hw_cq_st * Event delivery state machine * 0x0 - FIRED @@ -1132,11 +1125,6 @@ static inline int mlxsw_cmd_sw2hw_eq(struct mlxsw_core *mlxsw_core, */ MLXSW_ITEM32(cmd_mbox, sw2hw_eq, int_msix, 0x00, 24, 1); -/* cmd_mbox_sw2hw_eq_oi - * When set, overrun ignore is enabled. - */ -MLXSW_ITEM32(cmd_mbox, sw2hw_eq, oi, 0x00, 12, 1); - /* cmd_mbox_sw2hw_eq_st * Event delivery state machine * 0x0 - FIRED diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index a4c07841aaf6..affe84eb4bff 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -40,9 +40,6 @@ #include <linux/export.h> #include <linux/err.h> #include <linux/if_link.h> -#include <linux/debugfs.h> -#include <linux/seq_file.h> -#include <linux/u64_stats_sync.h> #include <linux/netdevice.h> #include <linux/completion.h> #include <linux/skbuff.h> @@ -74,23 +71,9 @@ static DEFINE_SPINLOCK(mlxsw_core_driver_list_lock); static const char mlxsw_core_driver_name[] = "mlxsw_core"; -static struct dentry *mlxsw_core_dbg_root; - static struct workqueue_struct *mlxsw_wq; static struct workqueue_struct *mlxsw_owq; -struct mlxsw_core_pcpu_stats { - u64 trap_rx_packets[MLXSW_TRAP_ID_MAX]; - u64 trap_rx_bytes[MLXSW_TRAP_ID_MAX]; - u64 port_rx_packets[MLXSW_PORT_MAX_PORTS]; - u64 port_rx_bytes[MLXSW_PORT_MAX_PORTS]; - struct u64_stats_sync syncp; - u32 trap_rx_dropped[MLXSW_TRAP_ID_MAX]; - u32 port_rx_dropped[MLXSW_PORT_MAX_PORTS]; - u32 trap_rx_invalid; - u32 port_rx_invalid; -}; - struct mlxsw_core_port { struct devlink_port devlink_port; void *port_driver_priv; @@ -121,23 +104,48 @@ struct mlxsw_core { spinlock_t trans_list_lock; /* protects trans_list writes */ bool use_emad; } emad; - struct mlxsw_core_pcpu_stats __percpu *pcpu_stats; - struct dentry *dbg_dir; - struct { - struct debugfs_blob_wrapper vsd_blob; - struct debugfs_blob_wrapper psid_blob; - } dbg; struct { u8 *mapping; /* lag_id+port_index to local_port mapping */ } lag; struct mlxsw_res res; struct mlxsw_hwmon *hwmon; struct mlxsw_thermal *thermal; - struct mlxsw_core_port ports[MLXSW_PORT_MAX_PORTS]; + struct mlxsw_core_port *ports; + unsigned int max_ports; unsigned long driver_priv[0]; /* driver_priv has to be always the last item */ }; +#define MLXSW_PORT_MAX_PORTS_DEFAULT 0x40 + +static int mlxsw_ports_init(struct mlxsw_core *mlxsw_core) +{ + /* Switch ports are numbered from 1 to queried value */ + if (MLXSW_CORE_RES_VALID(mlxsw_core, MAX_SYSTEM_PORT)) + mlxsw_core->max_ports = MLXSW_CORE_RES_GET(mlxsw_core, + MAX_SYSTEM_PORT) + 1; + else + mlxsw_core->max_ports = MLXSW_PORT_MAX_PORTS_DEFAULT + 1; + + mlxsw_core->ports = kcalloc(mlxsw_core->max_ports, + sizeof(struct mlxsw_core_port), GFP_KERNEL); + if (!mlxsw_core->ports) + return -ENOMEM; + + return 0; +} + +static void mlxsw_ports_fini(struct mlxsw_core *mlxsw_core) +{ + kfree(mlxsw_core->ports); +} + +unsigned int mlxsw_core_max_ports(const struct mlxsw_core *mlxsw_core) +{ + return mlxsw_core->max_ports; +} +EXPORT_SYMBOL(mlxsw_core_max_ports); + void *mlxsw_core_driver_priv(struct mlxsw_core *mlxsw_core) { return mlxsw_core->driver_priv; @@ -703,91 +711,6 @@ err_out: * Core functions *****************/ -static int mlxsw_core_rx_stats_dbg_read(struct seq_file *file, void *data) -{ - struct mlxsw_core *mlxsw_core = file->private; - struct mlxsw_core_pcpu_stats *p; - u64 rx_packets, rx_bytes; - u64 tmp_rx_packets, tmp_rx_bytes; - u32 rx_dropped, rx_invalid; - unsigned int start; - int i; - int j; - static const char hdr[] = - " NUM RX_PACKETS RX_BYTES RX_DROPPED\n"; - - seq_printf(file, hdr); - for (i = 0; i < MLXSW_TRAP_ID_MAX; i++) { - rx_packets = 0; - rx_bytes = 0; - rx_dropped = 0; - for_each_possible_cpu(j) { - p = per_cpu_ptr(mlxsw_core->pcpu_stats, j); - do { - start = u64_stats_fetch_begin(&p->syncp); - tmp_rx_packets = p->trap_rx_packets[i]; - tmp_rx_bytes = p->trap_rx_bytes[i]; - } while (u64_stats_fetch_retry(&p->syncp, start)); - - rx_packets += tmp_rx_packets; - rx_bytes += tmp_rx_bytes; - rx_dropped += p->trap_rx_dropped[i]; - } - seq_printf(file, "trap %3d %12llu %12llu %10u\n", - i, rx_packets, rx_bytes, rx_dropped); - } - rx_invalid = 0; - for_each_possible_cpu(j) { - p = per_cpu_ptr(mlxsw_core->pcpu_stats, j); - rx_invalid += p->trap_rx_invalid; - } - seq_printf(file, "trap INV %10u\n", - rx_invalid); - - for (i = 0; i < MLXSW_PORT_MAX_PORTS; i++) { - rx_packets = 0; - rx_bytes = 0; - rx_dropped = 0; - for_each_possible_cpu(j) { - p = per_cpu_ptr(mlxsw_core->pcpu_stats, j); - do { - start = u64_stats_fetch_begin(&p->syncp); - tmp_rx_packets = p->port_rx_packets[i]; - tmp_rx_bytes = p->port_rx_bytes[i]; - } while (u64_stats_fetch_retry(&p->syncp, start)); - - rx_packets += tmp_rx_packets; - rx_bytes += tmp_rx_bytes; - rx_dropped += p->port_rx_dropped[i]; - } - seq_printf(file, "port %3d %12llu %12llu %10u\n", - i, rx_packets, rx_bytes, rx_dropped); - } - rx_invalid = 0; - for_each_possible_cpu(j) { - p = per_cpu_ptr(mlxsw_core->pcpu_stats, j); - rx_invalid += p->port_rx_invalid; - } - seq_printf(file, "port INV %10u\n", - rx_invalid); - return 0; -} - -static int mlxsw_core_rx_stats_dbg_open(struct inode *inode, struct file *f) -{ - struct mlxsw_core *mlxsw_core = inode->i_private; - - return single_open(f, mlxsw_core_rx_stats_dbg_read, mlxsw_core); -} - -static const struct file_operations mlxsw_core_rx_stats_dbg_ops = { - .owner = THIS_MODULE, - .open = mlxsw_core_rx_stats_dbg_open, - .release = single_release, - .read = seq_read, - .llseek = seq_lseek -}; - int mlxsw_core_driver_register(struct mlxsw_driver *mlxsw_driver) { spin_lock(&mlxsw_core_driver_list_lock); @@ -835,39 +758,13 @@ static void mlxsw_core_driver_put(const char *kind) spin_unlock(&mlxsw_core_driver_list_lock); } -static int mlxsw_core_debugfs_init(struct mlxsw_core *mlxsw_core) -{ - const struct mlxsw_bus_info *bus_info = mlxsw_core->bus_info; - - mlxsw_core->dbg_dir = debugfs_create_dir(bus_info->device_name, - mlxsw_core_dbg_root); - if (!mlxsw_core->dbg_dir) - return -ENOMEM; - debugfs_create_file("rx_stats", S_IRUGO, mlxsw_core->dbg_dir, - mlxsw_core, &mlxsw_core_rx_stats_dbg_ops); - mlxsw_core->dbg.vsd_blob.data = (void *) &bus_info->vsd; - mlxsw_core->dbg.vsd_blob.size = sizeof(bus_info->vsd); - debugfs_create_blob("vsd", S_IRUGO, mlxsw_core->dbg_dir, - &mlxsw_core->dbg.vsd_blob); - mlxsw_core->dbg.psid_blob.data = (void *) &bus_info->psid; - mlxsw_core->dbg.psid_blob.size = sizeof(bus_info->psid); - debugfs_create_blob("psid", S_IRUGO, mlxsw_core->dbg_dir, - &mlxsw_core->dbg.psid_blob); - return 0; -} - -static void mlxsw_core_debugfs_fini(struct mlxsw_core *mlxsw_core) -{ - debugfs_remove_recursive(mlxsw_core->dbg_dir); -} - static int mlxsw_devlink_port_split(struct devlink *devlink, unsigned int port_index, unsigned int count) { struct mlxsw_core *mlxsw_core = devlink_priv(devlink); - if (port_index >= MLXSW_PORT_MAX_PORTS) + if (port_index >= mlxsw_core->max_ports) return -EINVAL; if (!mlxsw_core->driver->port_split) return -EOPNOTSUPP; @@ -879,7 +776,7 @@ static int mlxsw_devlink_port_unsplit(struct devlink *devlink, { struct mlxsw_core *mlxsw_core = devlink_priv(devlink); - if (port_index >= MLXSW_PORT_MAX_PORTS) + if (port_index >= mlxsw_core->max_ports) return -EINVAL; if (!mlxsw_core->driver->port_unsplit) return -EOPNOTSUPP; @@ -1101,18 +998,15 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info, mlxsw_core->bus_priv = bus_priv; mlxsw_core->bus_info = mlxsw_bus_info; - mlxsw_core->pcpu_stats = - netdev_alloc_pcpu_stats(struct mlxsw_core_pcpu_stats); - if (!mlxsw_core->pcpu_stats) { - err = -ENOMEM; - goto err_alloc_stats; - } - err = mlxsw_bus->init(bus_priv, mlxsw_core, mlxsw_driver->profile, &mlxsw_core->res); if (err) goto err_bus_init; + err = mlxsw_ports_init(mlxsw_core); + if (err) + goto err_ports_init; + if (MLXSW_CORE_RES_VALID(mlxsw_core, MAX_LAG) && MLXSW_CORE_RES_VALID(mlxsw_core, MAX_LAG_MEMBERS)) { alloc_size = sizeof(u8) * @@ -1148,15 +1042,8 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info, goto err_driver_init; } - err = mlxsw_core_debugfs_init(mlxsw_core); - if (err) - goto err_debugfs_init; - return 0; -err_debugfs_init: - if (mlxsw_core->driver->fini) - mlxsw_core->driver->fini(mlxsw_core); err_driver_init: mlxsw_thermal_fini(mlxsw_core->thermal); err_thermal_init: @@ -1167,10 +1054,10 @@ err_devlink_register: err_emad_init: kfree(mlxsw_core->lag.mapping); err_alloc_lag_mapping: + mlxsw_ports_fini(mlxsw_core); +err_ports_init: mlxsw_bus->fini(bus_priv); err_bus_init: - free_percpu(mlxsw_core->pcpu_stats); -err_alloc_stats: devlink_free(devlink); err_devlink_alloc: mlxsw_core_driver_put(device_kind); @@ -1183,15 +1070,14 @@ void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core) const char *device_kind = mlxsw_core->bus_info->device_kind; struct devlink *devlink = priv_to_devlink(mlxsw_core); - mlxsw_core_debugfs_fini(mlxsw_core); if (mlxsw_core->driver->fini) mlxsw_core->driver->fini(mlxsw_core); mlxsw_thermal_fini(mlxsw_core->thermal); devlink_unregister(devlink); mlxsw_emad_fini(mlxsw_core); kfree(mlxsw_core->lag.mapping); + mlxsw_ports_fini(mlxsw_core); mlxsw_core->bus->fini(mlxsw_core->bus_priv); - free_percpu(mlxsw_core->pcpu_stats); devlink_free(devlink); mlxsw_core_driver_put(device_kind); } @@ -1639,7 +1525,6 @@ void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb, { struct mlxsw_rx_listener_item *rxl_item; const struct mlxsw_rx_listener *rxl; - struct mlxsw_core_pcpu_stats *pcpu_stats; u8 local_port; bool found = false; @@ -1661,7 +1546,7 @@ void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb, __func__, local_port, rx_info->trap_id); if ((rx_info->trap_id >= MLXSW_TRAP_ID_MAX) || - (local_port >= MLXSW_PORT_MAX_PORTS)) + (local_port >= mlxsw_core->max_ports)) goto drop; rcu_read_lock(); @@ -1678,26 +1563,10 @@ void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb, if (!found) goto drop; - pcpu_stats = this_cpu_ptr(mlxsw_core->pcpu_stats); - u64_stats_update_begin(&pcpu_stats->syncp); - pcpu_stats->port_rx_packets[local_port]++; - pcpu_stats->port_rx_bytes[local_port] += skb->len; - pcpu_stats->trap_rx_packets[rx_info->trap_id]++; - pcpu_stats->trap_rx_bytes[rx_info->trap_id] += skb->len; - u64_stats_update_end(&pcpu_stats->syncp); - rxl->func(skb, local_port, rxl_item->priv); return; drop: - if (rx_info->trap_id >= MLXSW_TRAP_ID_MAX) - this_cpu_inc(mlxsw_core->pcpu_stats->trap_rx_invalid); - else - this_cpu_inc(mlxsw_core->pcpu_stats->trap_rx_dropped[rx_info->trap_id]); - if (local_port >= MLXSW_PORT_MAX_PORTS) - this_cpu_inc(mlxsw_core->pcpu_stats->port_rx_invalid); - else - this_cpu_inc(mlxsw_core->pcpu_stats->port_rx_dropped[local_port]); dev_kfree_skb(skb); } EXPORT_SYMBOL(mlxsw_core_skb_receive); @@ -1926,15 +1795,8 @@ static int __init mlxsw_core_module_init(void) err = -ENOMEM; goto err_alloc_ordered_workqueue; } - mlxsw_core_dbg_root = debugfs_create_dir(mlxsw_core_driver_name, NULL); - if (!mlxsw_core_dbg_root) { - err = -ENOMEM; - goto err_debugfs_create_dir; - } return 0; -err_debugfs_create_dir: - destroy_workqueue(mlxsw_owq); err_alloc_ordered_workqueue: destroy_workqueue(mlxsw_wq); return err; @@ -1942,7 +1804,6 @@ err_alloc_ordered_workqueue: static void __exit mlxsw_core_module_exit(void) { - debugfs_remove_recursive(mlxsw_core_dbg_root); destroy_workqueue(mlxsw_owq); destroy_workqueue(mlxsw_wq); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h index cf38cf9027f8..7fb35395adf5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core.h @@ -57,6 +57,8 @@ struct mlxsw_driver; struct mlxsw_bus; struct mlxsw_bus_info; +unsigned int mlxsw_core_max_ports(const struct mlxsw_core *mlxsw_core); + void *mlxsw_core_driver_priv(struct mlxsw_core *mlxsw_core); int mlxsw_core_driver_register(struct mlxsw_driver *mlxsw_driver); diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c index 5f337715a4da..a984c361926c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c @@ -567,6 +567,89 @@ static char *mlxsw_afa_block_append_action(struct mlxsw_afa_block *block, return oneact + MLXSW_AFA_PAYLOAD_OFFSET; } +/* VLAN Action + * ----------- + * VLAN action is used for manipulating VLANs. It can be used to implement QinQ, + * VLAN translation, change of PCP bits of the VLAN tag, push, pop as swap VLANs + * and more. + */ + +#define MLXSW_AFA_VLAN_CODE 0x02 +#define MLXSW_AFA_VLAN_SIZE 1 + +enum mlxsw_afa_vlan_vlan_tag_cmd { + MLXSW_AFA_VLAN_VLAN_TAG_CMD_NOP, + MLXSW_AFA_VLAN_VLAN_TAG_CMD_PUSH_TAG, + MLXSW_AFA_VLAN_VLAN_TAG_CMD_POP_TAG, +}; + +enum mlxsw_afa_vlan_cmd { + MLXSW_AFA_VLAN_CMD_NOP, + MLXSW_AFA_VLAN_CMD_SET_OUTER, + MLXSW_AFA_VLAN_CMD_SET_INNER, + MLXSW_AFA_VLAN_CMD_COPY_OUTER_TO_INNER, + MLXSW_AFA_VLAN_CMD_COPY_INNER_TO_OUTER, + MLXSW_AFA_VLAN_CMD_SWAP, +}; + +/* afa_vlan_vlan_tag_cmd + * Tag command: push, pop, nop VLAN header. + */ +MLXSW_ITEM32(afa, vlan, vlan_tag_cmd, 0x00, 29, 3); + +/* afa_vlan_vid_cmd */ +MLXSW_ITEM32(afa, vlan, vid_cmd, 0x04, 29, 3); + +/* afa_vlan_vid */ +MLXSW_ITEM32(afa, vlan, vid, 0x04, 0, 12); + +/* afa_vlan_ethertype_cmd */ +MLXSW_ITEM32(afa, vlan, ethertype_cmd, 0x08, 29, 3); + +/* afa_vlan_ethertype + * Index to EtherTypes in Switch VLAN EtherType Register (SVER). + */ +MLXSW_ITEM32(afa, vlan, ethertype, 0x08, 24, 3); + +/* afa_vlan_pcp_cmd */ +MLXSW_ITEM32(afa, vlan, pcp_cmd, 0x08, 13, 3); + +/* afa_vlan_pcp */ +MLXSW_ITEM32(afa, vlan, pcp, 0x08, 8, 3); + +static inline void +mlxsw_afa_vlan_pack(char *payload, + enum mlxsw_afa_vlan_vlan_tag_cmd vlan_tag_cmd, + enum mlxsw_afa_vlan_cmd vid_cmd, u16 vid, + enum mlxsw_afa_vlan_cmd pcp_cmd, u8 pcp, + enum mlxsw_afa_vlan_cmd ethertype_cmd, u8 ethertype) +{ + mlxsw_afa_vlan_vlan_tag_cmd_set(payload, vlan_tag_cmd); + mlxsw_afa_vlan_vid_cmd_set(payload, vid_cmd); + mlxsw_afa_vlan_vid_set(payload, vid); + mlxsw_afa_vlan_pcp_cmd_set(payload, pcp_cmd); + mlxsw_afa_vlan_pcp_set(payload, pcp); + mlxsw_afa_vlan_ethertype_cmd_set(payload, ethertype_cmd); + mlxsw_afa_vlan_ethertype_set(payload, ethertype); +} + +int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block, + u16 vid, u8 pcp, u8 et) +{ + char *act = mlxsw_afa_block_append_action(block, + MLXSW_AFA_VLAN_CODE, + MLXSW_AFA_VLAN_SIZE); + + if (!act) + return -ENOBUFS; + mlxsw_afa_vlan_pack(act, MLXSW_AFA_VLAN_VLAN_TAG_CMD_NOP, + MLXSW_AFA_VLAN_CMD_SET_OUTER, vid, + MLXSW_AFA_VLAN_CMD_SET_OUTER, pcp, + MLXSW_AFA_VLAN_CMD_SET_OUTER, et); + return 0; +} +EXPORT_SYMBOL(mlxsw_afa_block_append_vlan_modify); + /* Trap / Discard Action * --------------------- * The Trap / Discard action enables trapping / mirroring packets to the CPU @@ -677,3 +760,54 @@ err_append_action: return err; } EXPORT_SYMBOL(mlxsw_afa_block_append_fwd); + +/* Policing and Counting Action + * ---------------------------- + * Policing and Counting action is used for binding policer and counter + * to ACL rules. + */ + +#define MLXSW_AFA_POLCNT_CODE 0x08 +#define MLXSW_AFA_POLCNT_SIZE 1 + +enum mlxsw_afa_polcnt_counter_set_type { + /* No count */ + MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_NO_COUNT = 0x00, + /* Count packets and bytes */ + MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_PACKETS_BYTES = 0x03, + /* Count only packets */ + MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_PACKETS = 0x05, +}; + +/* afa_polcnt_counter_set_type + * Counter set type for flow counters. + */ +MLXSW_ITEM32(afa, polcnt, counter_set_type, 0x04, 24, 8); + +/* afa_polcnt_counter_index + * Counter index for flow counters. + */ +MLXSW_ITEM32(afa, polcnt, counter_index, 0x04, 0, 24); + +static inline void +mlxsw_afa_polcnt_pack(char *payload, + enum mlxsw_afa_polcnt_counter_set_type set_type, + u32 counter_index) +{ + mlxsw_afa_polcnt_counter_set_type_set(payload, set_type); + mlxsw_afa_polcnt_counter_index_set(payload, counter_index); +} + +int mlxsw_afa_block_append_counter(struct mlxsw_afa_block *block, + u32 counter_index) +{ + char *act = mlxsw_afa_block_append_action(block, + MLXSW_AFA_POLCNT_CODE, + MLXSW_AFA_POLCNT_SIZE); + if (!act) + return -ENOBUFS; + mlxsw_afa_polcnt_pack(act, MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_PACKETS_BYTES, + counter_index); + return 0; +} +EXPORT_SYMBOL(mlxsw_afa_block_append_counter); diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h index 43f78dcfe394..a03362c1ef32 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h @@ -62,5 +62,9 @@ void mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id); int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block); int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block, u8 local_port, bool in_port); +int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block, + u16 vid, u8 pcp, u8 et); +int mlxsw_afa_block_append_counter(struct mlxsw_afa_block *block, + u32 counter_index); #endif diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h index e4fcba7c2af2..c75e9141e3ec 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.h @@ -54,6 +54,8 @@ enum mlxsw_afk_element { MLXSW_AFK_ELEMENT_DST_IP6_LO, MLXSW_AFK_ELEMENT_DST_L4_PORT, MLXSW_AFK_ELEMENT_SRC_L4_PORT, + MLXSW_AFK_ELEMENT_VID, + MLXSW_AFK_ELEMENT_PCP, MLXSW_AFK_ELEMENT_MAX, }; @@ -88,7 +90,7 @@ struct mlxsw_afk_element_info { MLXSW_AFK_ELEMENT_INFO(MLXSW_AFK_ELEMENT_TYPE_BUF, \ _element, _offset, 0, _size) -/* For the purpose of the driver, define a internal storage scratchpad +/* For the purpose of the driver, define an internal storage scratchpad * that will be used to store key/mask values. For each defined element type * define an internal storage geometry. */ @@ -98,6 +100,8 @@ static const struct mlxsw_afk_element_info mlxsw_afk_element_infos[] = { MLXSW_AFK_ELEMENT_INFO_BUF(SMAC, 0x0A, 6), MLXSW_AFK_ELEMENT_INFO_U32(ETHERTYPE, 0x00, 0, 16), MLXSW_AFK_ELEMENT_INFO_U32(IP_PROTO, 0x10, 0, 8), + MLXSW_AFK_ELEMENT_INFO_U32(VID, 0x10, 8, 12), + MLXSW_AFK_ELEMENT_INFO_U32(PCP, 0x10, 20, 3), MLXSW_AFK_ELEMENT_INFO_U32(SRC_IP4, 0x18, 0, 32), MLXSW_AFK_ELEMENT_INFO_U32(DST_IP4, 0x1C, 0, 32), MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP6_HI, 0x18, 8), diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index a223c85dfde0..23f7d828cf67 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -44,8 +44,6 @@ #include <linux/skbuff.h> #include <linux/if_vlan.h> #include <linux/log2.h> -#include <linux/debugfs.h> -#include <linux/seq_file.h> #include <linux/string.h> #include "pci_hw.h" @@ -57,8 +55,6 @@ static const char mlxsw_pci_driver_name[] = "mlxsw_pci"; -static struct dentry *mlxsw_pci_dbg_root; - #define mlxsw_pci_write32(mlxsw_pci, reg, val) \ iowrite32be(val, (mlxsw_pci)->hw_addr + (MLXSW_PCI_ ## reg)) #define mlxsw_pci_read32(mlxsw_pci, reg) \ @@ -71,21 +67,6 @@ enum mlxsw_pci_queue_type { MLXSW_PCI_QUEUE_TYPE_EQ, }; -static const char *mlxsw_pci_queue_type_str(enum mlxsw_pci_queue_type q_type) -{ - switch (q_type) { - case MLXSW_PCI_QUEUE_TYPE_SDQ: - return "sdq"; - case MLXSW_PCI_QUEUE_TYPE_RDQ: - return "rdq"; - case MLXSW_PCI_QUEUE_TYPE_CQ: - return "cq"; - case MLXSW_PCI_QUEUE_TYPE_EQ: - return "eq"; - } - BUG(); -} - #define MLXSW_PCI_QUEUE_TYPE_COUNT 4 static const u16 mlxsw_pci_doorbell_type_offset[] = { @@ -155,7 +136,6 @@ struct mlxsw_pci { u8 __iomem *hw_addr; struct mlxsw_pci_queue_type_group queues[MLXSW_PCI_QUEUE_TYPE_COUNT]; u32 doorbell_offset; - struct msix_entry msix_entry; struct mlxsw_core *core; struct { struct mlxsw_pci_mem_item *items; @@ -174,7 +154,6 @@ struct mlxsw_pci { } comp; } cmd; struct mlxsw_bus_info bus_info; - struct dentry *dbg_dir; }; static void mlxsw_pci_queue_tasklet_schedule(struct mlxsw_pci_queue *q) @@ -261,21 +240,11 @@ static u8 mlxsw_pci_sdq_count(struct mlxsw_pci *mlxsw_pci) return __mlxsw_pci_queue_count(mlxsw_pci, MLXSW_PCI_QUEUE_TYPE_SDQ); } -static u8 mlxsw_pci_rdq_count(struct mlxsw_pci *mlxsw_pci) -{ - return __mlxsw_pci_queue_count(mlxsw_pci, MLXSW_PCI_QUEUE_TYPE_RDQ); -} - static u8 mlxsw_pci_cq_count(struct mlxsw_pci *mlxsw_pci) { return __mlxsw_pci_queue_count(mlxsw_pci, MLXSW_PCI_QUEUE_TYPE_CQ); } -static u8 mlxsw_pci_eq_count(struct mlxsw_pci *mlxsw_pci) -{ - return __mlxsw_pci_queue_count(mlxsw_pci, MLXSW_PCI_QUEUE_TYPE_EQ); -} - static struct mlxsw_pci_queue * __mlxsw_pci_queue_get(struct mlxsw_pci *mlxsw_pci, enum mlxsw_pci_queue_type q_type, u8 q_num) @@ -390,26 +359,6 @@ static void mlxsw_pci_sdq_fini(struct mlxsw_pci *mlxsw_pci, mlxsw_cmd_hw2sw_sdq(mlxsw_pci->core, q->num); } -static int mlxsw_pci_sdq_dbg_read(struct seq_file *file, void *data) -{ - struct mlxsw_pci *mlxsw_pci = dev_get_drvdata(file->private); - struct mlxsw_pci_queue *q; - int i; - static const char hdr[] = - "NUM PROD_COUNT CONS_COUNT COUNT\n"; - - seq_printf(file, hdr); - for (i = 0; i < mlxsw_pci_sdq_count(mlxsw_pci); i++) { - q = mlxsw_pci_sdq_get(mlxsw_pci, i); - spin_lock_bh(&q->lock); - seq_printf(file, "%3d %10d %10d %5d\n", - i, q->producer_counter, q->consumer_counter, - q->count); - spin_unlock_bh(&q->lock); - } - return 0; -} - static int mlxsw_pci_wqe_frag_map(struct mlxsw_pci *mlxsw_pci, char *wqe, int index, char *frag_data, size_t frag_len, int direction) @@ -544,26 +493,6 @@ static void mlxsw_pci_rdq_fini(struct mlxsw_pci *mlxsw_pci, } } -static int mlxsw_pci_rdq_dbg_read(struct seq_file *file, void *data) -{ - struct mlxsw_pci *mlxsw_pci = dev_get_drvdata(file->private); - struct mlxsw_pci_queue *q; - int i; - static const char hdr[] = - "NUM PROD_COUNT CONS_COUNT COUNT\n"; - - seq_printf(file, hdr); - for (i = 0; i < mlxsw_pci_rdq_count(mlxsw_pci); i++) { - q = mlxsw_pci_rdq_get(mlxsw_pci, i); - spin_lock_bh(&q->lock); - seq_printf(file, "%3d %10d %10d %5d\n", - i, q->producer_counter, q->consumer_counter, - q->count); - spin_unlock_bh(&q->lock); - } - return 0; -} - static int mlxsw_pci_cq_init(struct mlxsw_pci *mlxsw_pci, char *mbox, struct mlxsw_pci_queue *q) { @@ -580,7 +509,6 @@ static int mlxsw_pci_cq_init(struct mlxsw_pci *mlxsw_pci, char *mbox, mlxsw_cmd_mbox_sw2hw_cq_cv_set(mbox, 0); /* CQE ver 0 */ mlxsw_cmd_mbox_sw2hw_cq_c_eqn_set(mbox, MLXSW_PCI_EQ_COMP_NUM); - mlxsw_cmd_mbox_sw2hw_cq_oi_set(mbox, 0); mlxsw_cmd_mbox_sw2hw_cq_st_set(mbox, 0); mlxsw_cmd_mbox_sw2hw_cq_log_cq_size_set(mbox, ilog2(q->count)); for (i = 0; i < MLXSW_PCI_AQ_PAGES; i++) { @@ -602,27 +530,6 @@ static void mlxsw_pci_cq_fini(struct mlxsw_pci *mlxsw_pci, mlxsw_cmd_hw2sw_cq(mlxsw_pci->core, q->num); } -static int mlxsw_pci_cq_dbg_read(struct seq_file *file, void *data) -{ - struct mlxsw_pci *mlxsw_pci = dev_get_drvdata(file->private); - - struct mlxsw_pci_queue *q; - int i; - static const char hdr[] = - "NUM CONS_INDEX SDQ_COUNT RDQ_COUNT COUNT\n"; - - seq_printf(file, hdr); - for (i = 0; i < mlxsw_pci_cq_count(mlxsw_pci); i++) { - q = mlxsw_pci_cq_get(mlxsw_pci, i); - spin_lock_bh(&q->lock); - seq_printf(file, "%3d %10d %10d %10d %5d\n", - i, q->consumer_counter, q->u.cq.comp_sdq_count, - q->u.cq.comp_rdq_count, q->count); - spin_unlock_bh(&q->lock); - } - return 0; -} - static void mlxsw_pci_cqe_sdq_handle(struct mlxsw_pci *mlxsw_pci, struct mlxsw_pci_queue *q, u16 consumer_counter_limit, @@ -755,7 +662,6 @@ static int mlxsw_pci_eq_init(struct mlxsw_pci *mlxsw_pci, char *mbox, } mlxsw_cmd_mbox_sw2hw_eq_int_msix_set(mbox, 1); /* MSI-X used */ - mlxsw_cmd_mbox_sw2hw_eq_oi_set(mbox, 0); mlxsw_cmd_mbox_sw2hw_eq_st_set(mbox, 1); /* armed */ mlxsw_cmd_mbox_sw2hw_eq_log_eq_size_set(mbox, ilog2(q->count)); for (i = 0; i < MLXSW_PCI_AQ_PAGES; i++) { @@ -777,27 +683,6 @@ static void mlxsw_pci_eq_fini(struct mlxsw_pci *mlxsw_pci, mlxsw_cmd_hw2sw_eq(mlxsw_pci->core, q->num); } -static int mlxsw_pci_eq_dbg_read(struct seq_file *file, void *data) -{ - struct mlxsw_pci *mlxsw_pci = dev_get_drvdata(file->private); - struct mlxsw_pci_queue *q; - int i; - static const char hdr[] = - "NUM CONS_COUNT EV_CMD EV_COMP EV_OTHER COUNT\n"; - - seq_printf(file, hdr); - for (i = 0; i < mlxsw_pci_eq_count(mlxsw_pci); i++) { - q = mlxsw_pci_eq_get(mlxsw_pci, i); - spin_lock_bh(&q->lock); - seq_printf(file, "%3d %10d %10d %10d %10d %5d\n", - i, q->consumer_counter, q->u.eq.ev_cmd_count, - q->u.eq.ev_comp_count, q->u.eq.ev_other_count, - q->count); - spin_unlock_bh(&q->lock); - } - return 0; -} - static void mlxsw_pci_eq_cmd_event(struct mlxsw_pci *mlxsw_pci, char *eqe) { mlxsw_pci->cmd.comp.status = mlxsw_pci_eqe_cmd_status_get(eqe); @@ -868,7 +753,6 @@ struct mlxsw_pci_queue_ops { void (*fini)(struct mlxsw_pci *mlxsw_pci, struct mlxsw_pci_queue *q); void (*tasklet)(unsigned long data); - int (*dbg_read)(struct seq_file *s, void *data); u16 elem_count; u8 elem_size; }; @@ -877,7 +761,6 @@ static const struct mlxsw_pci_queue_ops mlxsw_pci_sdq_ops = { .type = MLXSW_PCI_QUEUE_TYPE_SDQ, .init = mlxsw_pci_sdq_init, .fini = mlxsw_pci_sdq_fini, - .dbg_read = mlxsw_pci_sdq_dbg_read, .elem_count = MLXSW_PCI_WQE_COUNT, .elem_size = MLXSW_PCI_WQE_SIZE, }; @@ -886,7 +769,6 @@ static const struct mlxsw_pci_queue_ops mlxsw_pci_rdq_ops = { .type = MLXSW_PCI_QUEUE_TYPE_RDQ, .init = mlxsw_pci_rdq_init, .fini = mlxsw_pci_rdq_fini, - .dbg_read = mlxsw_pci_rdq_dbg_read, .elem_count = MLXSW_PCI_WQE_COUNT, .elem_size = MLXSW_PCI_WQE_SIZE }; @@ -896,7 +778,6 @@ static const struct mlxsw_pci_queue_ops mlxsw_pci_cq_ops = { .init = mlxsw_pci_cq_init, .fini = mlxsw_pci_cq_fini, .tasklet = mlxsw_pci_cq_tasklet, - .dbg_read = mlxsw_pci_cq_dbg_read, .elem_count = MLXSW_PCI_CQE_COUNT, .elem_size = MLXSW_PCI_CQE_SIZE }; @@ -906,7 +787,6 @@ static const struct mlxsw_pci_queue_ops mlxsw_pci_eq_ops = { .init = mlxsw_pci_eq_init, .fini = mlxsw_pci_eq_fini, .tasklet = mlxsw_pci_eq_tasklet, - .dbg_read = mlxsw_pci_eq_dbg_read, .elem_count = MLXSW_PCI_EQE_COUNT, .elem_size = MLXSW_PCI_EQE_SIZE }; @@ -984,9 +864,7 @@ static int mlxsw_pci_queue_group_init(struct mlxsw_pci *mlxsw_pci, char *mbox, const struct mlxsw_pci_queue_ops *q_ops, u8 num_qs) { - struct pci_dev *pdev = mlxsw_pci->pdev; struct mlxsw_pci_queue_type_group *queue_group; - char tmp[16]; int i; int err; @@ -1003,10 +881,6 @@ static int mlxsw_pci_queue_group_init(struct mlxsw_pci *mlxsw_pci, char *mbox, } queue_group->count = num_qs; - sprintf(tmp, "%s_stats", mlxsw_pci_queue_type_str(q_ops->type)); - debugfs_create_devm_seqfile(&pdev->dev, tmp, mlxsw_pci->dbg_dir, - q_ops->dbg_read); - return 0; err_queue_init: @@ -1534,7 +1408,7 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core, if (err) goto err_aqs_init; - err = request_irq(mlxsw_pci->msix_entry.vector, + err = request_irq(pci_irq_vector(pdev, 0), mlxsw_pci_eq_irq_handler, 0, mlxsw_pci->bus_info.device_kind, mlxsw_pci); if (err) { @@ -1567,7 +1441,7 @@ static void mlxsw_pci_fini(void *bus_priv) { struct mlxsw_pci *mlxsw_pci = bus_priv; - free_irq(mlxsw_pci->msix_entry.vector, mlxsw_pci); + free_irq(pci_irq_vector(mlxsw_pci->pdev, 0), mlxsw_pci); mlxsw_pci_aqs_fini(mlxsw_pci); mlxsw_pci_fw_area_fini(mlxsw_pci); mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.out_mbox); @@ -1842,8 +1716,8 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_sw_reset; } - err = pci_enable_msix_exact(pdev, &mlxsw_pci->msix_entry, 1); - if (err) { + err = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX); + if (err < 0) { dev_err(&pdev->dev, "MSI-X init failed\n"); goto err_msix_init; } @@ -1852,14 +1726,6 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mlxsw_pci->bus_info.device_name = pci_name(mlxsw_pci->pdev); mlxsw_pci->bus_info.dev = &pdev->dev; - mlxsw_pci->dbg_dir = debugfs_create_dir(mlxsw_pci->bus_info.device_name, - mlxsw_pci_dbg_root); - if (!mlxsw_pci->dbg_dir) { - dev_err(&pdev->dev, "Failed to create debugfs dir\n"); - err = -ENOMEM; - goto err_dbg_create_dir; - } - err = mlxsw_core_bus_device_register(&mlxsw_pci->bus_info, &mlxsw_pci_bus, mlxsw_pci); if (err) { @@ -1870,9 +1736,7 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; err_bus_device_register: - debugfs_remove_recursive(mlxsw_pci->dbg_dir); -err_dbg_create_dir: - pci_disable_msix(mlxsw_pci->pdev); + pci_free_irq_vectors(mlxsw_pci->pdev); err_msix_init: err_sw_reset: iounmap(mlxsw_pci->hw_addr); @@ -1892,8 +1756,7 @@ static void mlxsw_pci_remove(struct pci_dev *pdev) struct mlxsw_pci *mlxsw_pci = pci_get_drvdata(pdev); mlxsw_core_bus_device_unregister(mlxsw_pci->core); - debugfs_remove_recursive(mlxsw_pci->dbg_dir); - pci_disable_msix(mlxsw_pci->pdev); + pci_free_irq_vectors(mlxsw_pci->pdev); iounmap(mlxsw_pci->hw_addr); pci_release_regions(mlxsw_pci->pdev); pci_disable_device(mlxsw_pci->pdev); @@ -1916,15 +1779,11 @@ EXPORT_SYMBOL(mlxsw_pci_driver_unregister); static int __init mlxsw_pci_module_init(void) { - mlxsw_pci_dbg_root = debugfs_create_dir(mlxsw_pci_driver_name, NULL); - if (!mlxsw_pci_dbg_root) - return -ENOMEM; return 0; } static void __exit mlxsw_pci_module_exit(void) { - debugfs_remove_recursive(mlxsw_pci_dbg_root); } module_init(mlxsw_pci_module_init); diff --git a/drivers/net/ethernet/mellanox/mlxsw/port.h b/drivers/net/ethernet/mellanox/mlxsw/port.h index 3d42146473b3..c580abba8d34 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/port.h +++ b/drivers/net/ethernet/mellanox/mlxsw/port.h @@ -49,20 +49,12 @@ #define MLXSW_PORT_MID 0xd000 -#define MLXSW_PORT_MAX_PHY_PORTS 0x40 -#define MLXSW_PORT_MAX_PORTS (MLXSW_PORT_MAX_PHY_PORTS + 1) - #define MLXSW_PORT_MAX_IB_PHY_PORTS 36 #define MLXSW_PORT_MAX_IB_PORTS (MLXSW_PORT_MAX_IB_PHY_PORTS + 1) -#define MLXSW_PORT_DEVID_BITS_OFFSET 10 -#define MLXSW_PORT_PHY_BITS_OFFSET 4 -#define MLXSW_PORT_PHY_BITS_MASK (MLXSW_PORT_MAX_PHY_PORTS - 1) - #define MLXSW_PORT_CPU_PORT 0x0 -#define MLXSW_PORT_ROUTER_PORT (MLXSW_PORT_MAX_PHY_PORTS + 2) -#define MLXSW_PORT_DONT_CARE (MLXSW_PORT_MAX_PORTS) +#define MLXSW_PORT_DONT_CARE 0xFF #define MLXSW_PORT_MODULE_MAX_WIDTH 4 diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index d9616daf8a70..83b277c8090e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -4125,6 +4125,60 @@ MLXSW_ITEM32(reg, ritr, sp_if_system_port, 0x08, 0, 16); */ MLXSW_ITEM32(reg, ritr, sp_if_vid, 0x18, 0, 12); +/* Shared between ingress/egress */ +enum mlxsw_reg_ritr_counter_set_type { + /* No Count. */ + MLXSW_REG_RITR_COUNTER_SET_TYPE_NO_COUNT = 0x0, + /* Basic. Used for router interfaces, counting the following: + * - Error and Discard counters. + * - Unicast, Multicast and Broadcast counters. Sharing the + * same set of counters for the different type of traffic + * (IPv4, IPv6 and mpls). + */ + MLXSW_REG_RITR_COUNTER_SET_TYPE_BASIC = 0x9, +}; + +/* reg_ritr_ingress_counter_index + * Counter Index for flow counter. + * Access: RW + */ +MLXSW_ITEM32(reg, ritr, ingress_counter_index, 0x38, 0, 24); + +/* reg_ritr_ingress_counter_set_type + * Igress Counter Set Type for router interface counter. + * Access: RW + */ +MLXSW_ITEM32(reg, ritr, ingress_counter_set_type, 0x38, 24, 8); + +/* reg_ritr_egress_counter_index + * Counter Index for flow counter. + * Access: RW + */ +MLXSW_ITEM32(reg, ritr, egress_counter_index, 0x3C, 0, 24); + +/* reg_ritr_egress_counter_set_type + * Egress Counter Set Type for router interface counter. + * Access: RW + */ +MLXSW_ITEM32(reg, ritr, egress_counter_set_type, 0x3C, 24, 8); + +static inline void mlxsw_reg_ritr_counter_pack(char *payload, u32 index, + bool enable, bool egress) +{ + enum mlxsw_reg_ritr_counter_set_type set_type; + + if (enable) + set_type = MLXSW_REG_RITR_COUNTER_SET_TYPE_BASIC; + else + set_type = MLXSW_REG_RITR_COUNTER_SET_TYPE_NO_COUNT; + mlxsw_reg_ritr_egress_counter_set_type_set(payload, set_type); + + if (egress) + mlxsw_reg_ritr_egress_counter_index_set(payload, index); + else + mlxsw_reg_ritr_ingress_counter_index_set(payload, index); +} + static inline void mlxsw_reg_ritr_rif_pack(char *payload, u16 rif) { MLXSW_REG_ZERO(ritr, payload); @@ -4141,7 +4195,8 @@ static inline void mlxsw_reg_ritr_sp_if_pack(char *payload, bool lag, static inline void mlxsw_reg_ritr_pack(char *payload, bool enable, enum mlxsw_reg_ritr_if_type type, - u16 rif, u16 mtu, const char *mac) + u16 rif, u16 vr_id, u16 mtu, + const char *mac) { bool op = enable ? MLXSW_REG_RITR_RIF_CREATE : MLXSW_REG_RITR_RIF_DEL; @@ -4153,6 +4208,7 @@ static inline void mlxsw_reg_ritr_pack(char *payload, bool enable, mlxsw_reg_ritr_rif_set(payload, rif); mlxsw_reg_ritr_ipv4_fe_set(payload, 1); mlxsw_reg_ritr_lb_en_set(payload, 1); + mlxsw_reg_ritr_virtual_router_set(payload, vr_id); mlxsw_reg_ritr_mtu_set(payload, mtu); mlxsw_reg_ritr_if_mac_memcpy_to(payload, mac); } @@ -4285,6 +4341,129 @@ static inline void mlxsw_reg_ratr_eth_entry_pack(char *payload, mlxsw_reg_ratr_eth_destination_mac_memcpy_to(payload, dest_mac); } +/* RICNT - Router Interface Counter Register + * ----------------------------------------- + * The RICNT register retrieves per port performance counters + */ +#define MLXSW_REG_RICNT_ID 0x800B +#define MLXSW_REG_RICNT_LEN 0x100 + +MLXSW_REG_DEFINE(ricnt, MLXSW_REG_RICNT_ID, MLXSW_REG_RICNT_LEN); + +/* reg_ricnt_counter_index + * Counter index + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, counter_index, 0x04, 0, 24); + +enum mlxsw_reg_ricnt_counter_set_type { + /* No Count. */ + MLXSW_REG_RICNT_COUNTER_SET_TYPE_NO_COUNT = 0x00, + /* Basic. Used for router interfaces, counting the following: + * - Error and Discard counters. + * - Unicast, Multicast and Broadcast counters. Sharing the + * same set of counters for the different type of traffic + * (IPv4, IPv6 and mpls). + */ + MLXSW_REG_RICNT_COUNTER_SET_TYPE_BASIC = 0x09, +}; + +/* reg_ricnt_counter_set_type + * Counter Set Type for router interface counter + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, counter_set_type, 0x04, 24, 8); + +enum mlxsw_reg_ricnt_opcode { + /* Nop. Supported only for read access*/ + MLXSW_REG_RICNT_OPCODE_NOP = 0x00, + /* Clear. Setting the clr bit will reset the counter value for + * all counters of the specified Router Interface. + */ + MLXSW_REG_RICNT_OPCODE_CLEAR = 0x08, +}; + +/* reg_ricnt_opcode + * Opcode + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, op, 0x00, 28, 4); + +/* reg_ricnt_good_unicast_packets + * good unicast packets. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_unicast_packets, 0x08, 0, 64); + +/* reg_ricnt_good_multicast_packets + * good multicast packets. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_multicast_packets, 0x10, 0, 64); + +/* reg_ricnt_good_broadcast_packets + * good broadcast packets + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_broadcast_packets, 0x18, 0, 64); + +/* reg_ricnt_good_unicast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good unicast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_unicast_bytes, 0x20, 0, 64); + +/* reg_ricnt_good_multicast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good multicast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_multicast_bytes, 0x28, 0, 64); + +/* reg_ritr_good_broadcast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good broadcast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_broadcast_bytes, 0x30, 0, 64); + +/* reg_ricnt_error_packets + * A count of errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, error_packets, 0x38, 0, 64); + +/* reg_ricnt_discrad_packets + * A count of non-errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, discard_packets, 0x40, 0, 64); + +/* reg_ricnt_error_bytes + * A count of L3 data and padding octets not including L2 headers + * for errored frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, error_bytes, 0x48, 0, 64); + +/* reg_ricnt_discard_bytes + * A count of L3 data and padding octets not including L2 headers + * for non-errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, discard_bytes, 0x50, 0, 64); + +static inline void mlxsw_reg_ricnt_pack(char *payload, u32 index, + enum mlxsw_reg_ricnt_opcode op) +{ + MLXSW_REG_ZERO(ricnt, payload); + mlxsw_reg_ricnt_op_set(payload, op); + mlxsw_reg_ricnt_counter_index_set(payload, index); + mlxsw_reg_ricnt_counter_set_type_set(payload, + MLXSW_REG_RICNT_COUNTER_SET_TYPE_BASIC); +} + /* RALTA - Router Algorithmic LPM Tree Allocation Register * ------------------------------------------------------- * RALTA is used to allocate the LPM trees of the SHSPM method. @@ -5504,6 +5683,70 @@ static inline void mlxsw_reg_mpsc_pack(char *payload, u8 local_port, bool e, mlxsw_reg_mpsc_rate_set(payload, rate); } +/* MGPC - Monitoring General Purpose Counter Set Register + * The MGPC register retrieves and sets the General Purpose Counter Set. + */ +#define MLXSW_REG_MGPC_ID 0x9081 +#define MLXSW_REG_MGPC_LEN 0x18 + +MLXSW_REG_DEFINE(mgpc, MLXSW_REG_MGPC_ID, MLXSW_REG_MGPC_LEN); + +enum mlxsw_reg_mgpc_counter_set_type { + /* No count */ + MLXSW_REG_MGPC_COUNTER_SET_TYPE_NO_COUT = 0x00, + /* Count packets and bytes */ + MLXSW_REG_MGPC_COUNTER_SET_TYPE_PACKETS_BYTES = 0x03, + /* Count only packets */ + MLXSW_REG_MGPC_COUNTER_SET_TYPE_PACKETS = 0x05, +}; + +/* reg_mgpc_counter_set_type + * Counter set type. + * Access: OP + */ +MLXSW_ITEM32(reg, mgpc, counter_set_type, 0x00, 24, 8); + +/* reg_mgpc_counter_index + * Counter index. + * Access: Index + */ +MLXSW_ITEM32(reg, mgpc, counter_index, 0x00, 0, 24); + +enum mlxsw_reg_mgpc_opcode { + /* Nop */ + MLXSW_REG_MGPC_OPCODE_NOP = 0x00, + /* Clear counters */ + MLXSW_REG_MGPC_OPCODE_CLEAR = 0x08, +}; + +/* reg_mgpc_opcode + * Opcode. + * Access: OP + */ +MLXSW_ITEM32(reg, mgpc, opcode, 0x04, 28, 4); + +/* reg_mgpc_byte_counter + * Byte counter value. + * Access: RW + */ +MLXSW_ITEM64(reg, mgpc, byte_counter, 0x08, 0, 64); + +/* reg_mgpc_packet_counter + * Packet counter value. + * Access: RW + */ +MLXSW_ITEM64(reg, mgpc, packet_counter, 0x10, 0, 64); + +static inline void mlxsw_reg_mgpc_pack(char *payload, u32 counter_index, + enum mlxsw_reg_mgpc_opcode opcode, + enum mlxsw_reg_mgpc_counter_set_type set_type) +{ + MLXSW_REG_ZERO(mgpc, payload); + mlxsw_reg_mgpc_counter_index_set(payload, counter_index); + mlxsw_reg_mgpc_counter_set_type_set(payload, set_type); + mlxsw_reg_mgpc_opcode_set(payload, opcode); +} + /* SBPR - Shared Buffer Pools Register * ----------------------------------- * The SBPR configures and retrieves the shared buffer pools and configuration. @@ -5960,6 +6203,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(rgcr), MLXSW_REG(ritr), MLXSW_REG(ratr), + MLXSW_REG(ricnt), MLXSW_REG(ralta), MLXSW_REG(ralst), MLXSW_REG(raltb), @@ -5977,6 +6221,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(mpar), MLXSW_REG(mlcr), MLXSW_REG(mpsc), + MLXSW_REG(mgpc), MLXSW_REG(sbpr), MLXSW_REG(sbcm), MLXSW_REG(sbpm), diff --git a/drivers/net/ethernet/mellanox/mlxsw/resources.h b/drivers/net/ethernet/mellanox/mlxsw/resources.h index bce8c2e00630..9556d934714b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/resources.h +++ b/drivers/net/ethernet/mellanox/mlxsw/resources.h @@ -43,11 +43,15 @@ enum mlxsw_res_id { MLXSW_RES_ID_KVD_SINGLE_MIN_SIZE, MLXSW_RES_ID_KVD_DOUBLE_MIN_SIZE, MLXSW_RES_ID_MAX_TRAP_GROUPS, + MLXSW_RES_ID_COUNTER_POOL_SIZE, MLXSW_RES_ID_MAX_SPAN, + MLXSW_RES_ID_COUNTER_SIZE_PACKETS_BYTES, + MLXSW_RES_ID_COUNTER_SIZE_ROUTER_BASIC, MLXSW_RES_ID_MAX_SYSTEM_PORT, MLXSW_RES_ID_MAX_LAG, MLXSW_RES_ID_MAX_LAG_MEMBERS, MLXSW_RES_ID_MAX_BUFFER_SIZE, + MLXSW_RES_ID_CELL_SIZE, MLXSW_RES_ID_ACL_MAX_TCAM_REGIONS, MLXSW_RES_ID_ACL_MAX_TCAM_RULES, MLXSW_RES_ID_ACL_MAX_REGIONS, @@ -59,6 +63,7 @@ enum mlxsw_res_id { MLXSW_RES_ID_MAX_CPU_POLICERS, MLXSW_RES_ID_MAX_VRS, MLXSW_RES_ID_MAX_RIFS, + MLXSW_RES_ID_MAX_LPM_TREES, /* Internal resources. * Determined by the SW, not queried from the HW. @@ -75,11 +80,15 @@ static u16 mlxsw_res_ids[] = { [MLXSW_RES_ID_KVD_SINGLE_MIN_SIZE] = 0x1002, [MLXSW_RES_ID_KVD_DOUBLE_MIN_SIZE] = 0x1003, [MLXSW_RES_ID_MAX_TRAP_GROUPS] = 0x2201, + [MLXSW_RES_ID_COUNTER_POOL_SIZE] = 0x2410, [MLXSW_RES_ID_MAX_SPAN] = 0x2420, + [MLXSW_RES_ID_COUNTER_SIZE_PACKETS_BYTES] = 0x2443, + [MLXSW_RES_ID_COUNTER_SIZE_ROUTER_BASIC] = 0x2449, [MLXSW_RES_ID_MAX_SYSTEM_PORT] = 0x2502, [MLXSW_RES_ID_MAX_LAG] = 0x2520, [MLXSW_RES_ID_MAX_LAG_MEMBERS] = 0x2521, [MLXSW_RES_ID_MAX_BUFFER_SIZE] = 0x2802, /* Bytes */ + [MLXSW_RES_ID_CELL_SIZE] = 0x2803, /* Bytes */ [MLXSW_RES_ID_ACL_MAX_TCAM_REGIONS] = 0x2901, [MLXSW_RES_ID_ACL_MAX_TCAM_RULES] = 0x2902, [MLXSW_RES_ID_ACL_MAX_REGIONS] = 0x2903, @@ -91,6 +100,7 @@ static u16 mlxsw_res_ids[] = { [MLXSW_RES_ID_MAX_CPU_POLICERS] = 0x2A13, [MLXSW_RES_ID_MAX_VRS] = 0x2C01, [MLXSW_RES_ID_MAX_RIFS] = 0x2C02, + [MLXSW_RES_ID_MAX_LPM_TREES] = 0x2C30, }; struct mlxsw_res { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 16484f24b7db..b031f09bf4e6 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -66,6 +66,8 @@ #include "port.h" #include "trap.h" #include "txheader.h" +#include "spectrum_cnt.h" +#include "spectrum_dpipe.h" static const char mlxsw_sp_driver_name[] = "mlxsw_spectrum"; static const char mlxsw_sp_driver_version[] = "1.0"; @@ -138,6 +140,60 @@ MLXSW_ITEM32(tx, hdr, fid, 0x08, 0, 16); */ MLXSW_ITEM32(tx, hdr, type, 0x0C, 0, 4); +int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index, u64 *packets, + u64 *bytes) +{ + char mgpc_pl[MLXSW_REG_MGPC_LEN]; + int err; + + mlxsw_reg_mgpc_pack(mgpc_pl, counter_index, MLXSW_REG_MGPC_OPCODE_NOP, + MLXSW_REG_MGPC_COUNTER_SET_TYPE_PACKETS_BYTES); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(mgpc), mgpc_pl); + if (err) + return err; + *packets = mlxsw_reg_mgpc_packet_counter_get(mgpc_pl); + *bytes = mlxsw_reg_mgpc_byte_counter_get(mgpc_pl); + return 0; +} + +static int mlxsw_sp_flow_counter_clear(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index) +{ + char mgpc_pl[MLXSW_REG_MGPC_LEN]; + + mlxsw_reg_mgpc_pack(mgpc_pl, counter_index, MLXSW_REG_MGPC_OPCODE_CLEAR, + MLXSW_REG_MGPC_COUNTER_SET_TYPE_PACKETS_BYTES); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mgpc), mgpc_pl); +} + +int mlxsw_sp_flow_counter_alloc(struct mlxsw_sp *mlxsw_sp, + unsigned int *p_counter_index) +{ + int err; + + err = mlxsw_sp_counter_alloc(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_FLOW, + p_counter_index); + if (err) + return err; + err = mlxsw_sp_flow_counter_clear(mlxsw_sp, *p_counter_index); + if (err) + goto err_counter_clear; + return 0; + +err_counter_clear: + mlxsw_sp_counter_free(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_FLOW, + *p_counter_index); + return err; +} + +void mlxsw_sp_flow_counter_free(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index) +{ + mlxsw_sp_counter_free(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_FLOW, + counter_index); +} + static void mlxsw_sp_txhdr_construct(struct sk_buff *skb, const struct mlxsw_tx_info *tx_info) { @@ -304,9 +360,10 @@ static bool mlxsw_sp_span_is_egress_mirror(struct mlxsw_sp_port *port) return false; } -static int mlxsw_sp_span_mtu_to_buffsize(int mtu) +static int mlxsw_sp_span_mtu_to_buffsize(const struct mlxsw_sp *mlxsw_sp, + int mtu) { - return MLXSW_SP_BYTES_TO_CELLS(mtu * 5 / 2) + 1; + return mlxsw_sp_bytes_cells(mlxsw_sp, mtu * 5 / 2) + 1; } static int mlxsw_sp_span_port_mtu_update(struct mlxsw_sp_port *port, u16 mtu) @@ -319,8 +376,9 @@ static int mlxsw_sp_span_port_mtu_update(struct mlxsw_sp_port *port, u16 mtu) * updated according to the mtu value */ if (mlxsw_sp_span_is_egress_mirror(port)) { - mlxsw_reg_sbib_pack(sbib_pl, port->local_port, - mlxsw_sp_span_mtu_to_buffsize(mtu)); + u32 buffsize = mlxsw_sp_span_mtu_to_buffsize(mlxsw_sp, mtu); + + mlxsw_reg_sbib_pack(sbib_pl, port->local_port, buffsize); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbib), sbib_pl); if (err) { netdev_err(port->dev, "Could not update shared buffer for mirroring\n"); @@ -357,8 +415,10 @@ mlxsw_sp_span_inspected_port_bind(struct mlxsw_sp_port *port, /* if it is an egress SPAN, bind a shared buffer to it */ if (type == MLXSW_SP_SPAN_EGRESS) { - mlxsw_reg_sbib_pack(sbib_pl, port->local_port, - mlxsw_sp_span_mtu_to_buffsize(port->dev->mtu)); + u32 buffsize = mlxsw_sp_span_mtu_to_buffsize(mlxsw_sp, + port->dev->mtu); + + mlxsw_reg_sbib_pack(sbib_pl, port->local_port, buffsize); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbib), sbib_pl); if (err) { netdev_err(port->dev, "Could not create shared buffer for mirroring\n"); @@ -745,19 +805,47 @@ static int mlxsw_sp_port_set_mac_address(struct net_device *dev, void *p) return 0; } -static void mlxsw_sp_pg_buf_pack(char *pbmc_pl, int pg_index, int mtu, - bool pause_en, bool pfc_en, u16 delay) +static u16 mlxsw_sp_pg_buf_threshold_get(const struct mlxsw_sp *mlxsw_sp, + int mtu) { - u16 pg_size = 2 * MLXSW_SP_BYTES_TO_CELLS(mtu); + return 2 * mlxsw_sp_bytes_cells(mlxsw_sp, mtu); +} - delay = pfc_en ? mlxsw_sp_pfc_delay_get(mtu, delay) : - MLXSW_SP_PAUSE_DELAY; +#define MLXSW_SP_CELL_FACTOR 2 /* 2 * cell_size / (IPG + cell_size + 1) */ + +static u16 mlxsw_sp_pfc_delay_get(const struct mlxsw_sp *mlxsw_sp, int mtu, + u16 delay) +{ + delay = mlxsw_sp_bytes_cells(mlxsw_sp, DIV_ROUND_UP(delay, + BITS_PER_BYTE)); + return MLXSW_SP_CELL_FACTOR * delay + mlxsw_sp_bytes_cells(mlxsw_sp, + mtu); +} - if (pause_en || pfc_en) - mlxsw_reg_pbmc_lossless_buffer_pack(pbmc_pl, pg_index, - pg_size + delay, pg_size); +/* Maximum delay buffer needed in case of PAUSE frames, in bytes. + * Assumes 100m cable and maximum MTU. + */ +#define MLXSW_SP_PAUSE_DELAY 58752 + +static u16 mlxsw_sp_pg_buf_delay_get(const struct mlxsw_sp *mlxsw_sp, int mtu, + u16 delay, bool pfc, bool pause) +{ + if (pfc) + return mlxsw_sp_pfc_delay_get(mlxsw_sp, mtu, delay); + else if (pause) + return mlxsw_sp_bytes_cells(mlxsw_sp, MLXSW_SP_PAUSE_DELAY); else - mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, pg_index, pg_size); + return 0; +} + +static void mlxsw_sp_pg_buf_pack(char *pbmc_pl, int index, u16 size, u16 thres, + bool lossy) +{ + if (lossy) + mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, index, size); + else + mlxsw_reg_pbmc_lossless_buffer_pack(pbmc_pl, index, size, + thres); } int __mlxsw_sp_port_headroom_set(struct mlxsw_sp_port *mlxsw_sp_port, int mtu, @@ -778,6 +866,8 @@ int __mlxsw_sp_port_headroom_set(struct mlxsw_sp_port *mlxsw_sp_port, int mtu, for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { bool configure = false; bool pfc = false; + bool lossy; + u16 thres; for (j = 0; j < IEEE_8021QAZ_MAX_TCS; j++) { if (prio_tc[j] == i) { @@ -789,7 +879,12 @@ int __mlxsw_sp_port_headroom_set(struct mlxsw_sp_port *mlxsw_sp_port, int mtu, if (!configure) continue; - mlxsw_sp_pg_buf_pack(pbmc_pl, i, mtu, pause_en, pfc, delay); + + lossy = !(pfc || pause_en); + thres = mlxsw_sp_pg_buf_threshold_get(mlxsw_sp, mtu); + delay = mlxsw_sp_pg_buf_delay_get(mlxsw_sp, mtu, delay, pfc, + pause_en); + mlxsw_sp_pg_buf_pack(pbmc_pl, i, thres + delay, thres, lossy); } return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pbmc), pbmc_pl); @@ -1368,7 +1463,7 @@ static int mlxsw_sp_setup_tc(struct net_device *dev, u32 handle, tc->cls_mall); return 0; default: - return -EINVAL; + return -EOPNOTSUPP; } case TC_SETUP_CLSFLOWER: switch (tc->cls_flower->command) { @@ -1379,6 +1474,9 @@ static int mlxsw_sp_setup_tc(struct net_device *dev, u32 handle, mlxsw_sp_flower_destroy(mlxsw_sp_port, ingress, tc->cls_flower); return 0; + case TC_CLSFLOWER_STATS: + return mlxsw_sp_flower_stats(mlxsw_sp_port, ingress, + tc->cls_flower); default: return -EOPNOTSUPP; } @@ -1492,6 +1590,7 @@ err_port_pause_configure: struct mlxsw_sp_port_hw_stats { char str[ETH_GSTRING_LEN]; u64 (*getter)(const char *payload); + bool cells_bytes; }; static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_stats[] = { @@ -1612,17 +1711,11 @@ static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_prio_stats[] = { #define MLXSW_SP_PORT_HW_PRIO_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_prio_stats) -static u64 mlxsw_reg_ppcnt_tc_transmit_queue_bytes_get(const char *ppcnt_pl) -{ - u64 transmit_queue = mlxsw_reg_ppcnt_tc_transmit_queue_get(ppcnt_pl); - - return MLXSW_SP_CELLS_TO_BYTES(transmit_queue); -} - static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_tc_stats[] = { { .str = "tc_transmit_queue_tc", - .getter = mlxsw_reg_ppcnt_tc_transmit_queue_bytes_get, + .getter = mlxsw_reg_ppcnt_tc_transmit_queue_get, + .cells_bytes = true, }, { .str = "tc_no_buffer_discard_uc_tc", @@ -1734,6 +1827,8 @@ static void __mlxsw_sp_port_get_stats(struct net_device *dev, enum mlxsw_reg_ppcnt_grp grp, int prio, u64 *data, int data_index) { + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; struct mlxsw_sp_port_hw_stats *hw_stats; char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; int i, len; @@ -1743,8 +1838,13 @@ static void __mlxsw_sp_port_get_stats(struct net_device *dev, if (err) return; mlxsw_sp_port_get_stats_raw(dev, grp, prio, ppcnt_pl); - for (i = 0; i < len; i++) + for (i = 0; i < len; i++) { data[data_index + i] = hw_stats[i].getter(ppcnt_pl); + if (!hw_stats[i].cells_bytes) + continue; + data[data_index + i] = mlxsw_sp_cells_bytes(mlxsw_sp, + data[data_index + i]); + } } static void mlxsw_sp_port_get_stats(struct net_device *dev, @@ -2537,25 +2637,33 @@ static void mlxsw_sp_ports_remove(struct mlxsw_sp *mlxsw_sp) { int i; - for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) + for (i = 1; i < mlxsw_core_max_ports(mlxsw_sp->core); i++) if (mlxsw_sp_port_created(mlxsw_sp, i)) mlxsw_sp_port_remove(mlxsw_sp, i); + kfree(mlxsw_sp->port_to_module); kfree(mlxsw_sp->ports); } static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp) { + unsigned int max_ports = mlxsw_core_max_ports(mlxsw_sp->core); u8 module, width, lane; size_t alloc_size; int i; int err; - alloc_size = sizeof(struct mlxsw_sp_port *) * MLXSW_PORT_MAX_PORTS; + alloc_size = sizeof(struct mlxsw_sp_port *) * max_ports; mlxsw_sp->ports = kzalloc(alloc_size, GFP_KERNEL); if (!mlxsw_sp->ports) return -ENOMEM; - for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) { + mlxsw_sp->port_to_module = kcalloc(max_ports, sizeof(u8), GFP_KERNEL); + if (!mlxsw_sp->port_to_module) { + err = -ENOMEM; + goto err_port_to_module_alloc; + } + + for (i = 1; i < max_ports; i++) { err = mlxsw_sp_port_module_info_get(mlxsw_sp, i, &module, &width, &lane); if (err) @@ -2575,6 +2683,8 @@ err_port_module_info_get: for (i--; i >= 1; i--) if (mlxsw_sp_port_created(mlxsw_sp, i)) mlxsw_sp_port_remove(mlxsw_sp, i); + kfree(mlxsw_sp->port_to_module); +err_port_to_module_alloc: kfree(mlxsw_sp->ports); return err; } @@ -3224,6 +3334,18 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core, goto err_acl_init; } + err = mlxsw_sp_counter_pool_init(mlxsw_sp); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Failed to init counter pool\n"); + goto err_counter_pool_init; + } + + err = mlxsw_sp_dpipe_init(mlxsw_sp); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Failed to init pipeline debug\n"); + goto err_dpipe_init; + } + err = mlxsw_sp_ports_create(mlxsw_sp); if (err) { dev_err(mlxsw_sp->bus_info->dev, "Failed to create ports\n"); @@ -3233,6 +3355,10 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core, return 0; err_ports_create: + mlxsw_sp_dpipe_fini(mlxsw_sp); +err_dpipe_init: + mlxsw_sp_counter_pool_fini(mlxsw_sp); +err_counter_pool_init: mlxsw_sp_acl_fini(mlxsw_sp); err_acl_init: mlxsw_sp_span_fini(mlxsw_sp); @@ -3255,6 +3381,8 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core) struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); mlxsw_sp_ports_remove(mlxsw_sp); + mlxsw_sp_dpipe_fini(mlxsw_sp); + mlxsw_sp_counter_pool_fini(mlxsw_sp); mlxsw_sp_acl_fini(mlxsw_sp); mlxsw_sp_span_fini(mlxsw_sp); mlxsw_sp_router_fini(mlxsw_sp); @@ -3326,13 +3454,13 @@ bool mlxsw_sp_port_dev_check(const struct net_device *dev) return dev->netdev_ops == &mlxsw_sp_port_netdev_ops; } -static int mlxsw_lower_dev_walk(struct net_device *lower_dev, void *data) +static int mlxsw_sp_lower_dev_walk(struct net_device *lower_dev, void *data) { - struct mlxsw_sp_port **port = data; + struct mlxsw_sp_port **p_mlxsw_sp_port = data; int ret = 0; if (mlxsw_sp_port_dev_check(lower_dev)) { - *port = netdev_priv(lower_dev); + *p_mlxsw_sp_port = netdev_priv(lower_dev); ret = 1; } @@ -3341,18 +3469,18 @@ static int mlxsw_lower_dev_walk(struct net_device *lower_dev, void *data) static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find(struct net_device *dev) { - struct mlxsw_sp_port *port; + struct mlxsw_sp_port *mlxsw_sp_port; if (mlxsw_sp_port_dev_check(dev)) return netdev_priv(dev); - port = NULL; - netdev_walk_all_lower_dev(dev, mlxsw_lower_dev_walk, &port); + mlxsw_sp_port = NULL; + netdev_walk_all_lower_dev(dev, mlxsw_sp_lower_dev_walk, &mlxsw_sp_port); - return port; + return mlxsw_sp_port; } -static struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev) +struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev) { struct mlxsw_sp_port *mlxsw_sp_port; @@ -3362,15 +3490,16 @@ static struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev) static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find_rcu(struct net_device *dev) { - struct mlxsw_sp_port *port; + struct mlxsw_sp_port *mlxsw_sp_port; if (mlxsw_sp_port_dev_check(dev)) return netdev_priv(dev); - port = NULL; - netdev_walk_all_lower_dev_rcu(dev, mlxsw_lower_dev_walk, &port); + mlxsw_sp_port = NULL; + netdev_walk_all_lower_dev_rcu(dev, mlxsw_sp_lower_dev_walk, + &mlxsw_sp_port); - return port; + return mlxsw_sp_port; } struct mlxsw_sp_port *mlxsw_sp_port_lower_dev_hold(struct net_device *dev) @@ -3390,546 +3519,6 @@ void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port) dev_put(mlxsw_sp_port->dev); } -static bool mlxsw_sp_rif_should_config(struct mlxsw_sp_rif *r, - unsigned long event) -{ - switch (event) { - case NETDEV_UP: - if (!r) - return true; - r->ref_count++; - return false; - case NETDEV_DOWN: - if (r && --r->ref_count == 0) - return true; - /* It is possible we already removed the RIF ourselves - * if it was assigned to a netdev that is now a bridge - * or LAG slave. - */ - return false; - } - - return false; -} - -static int mlxsw_sp_avail_rif_get(struct mlxsw_sp *mlxsw_sp) -{ - int i; - - for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) - if (!mlxsw_sp->rifs[i]) - return i; - - return MLXSW_SP_INVALID_RIF; -} - -static void mlxsw_sp_vport_rif_sp_attr_get(struct mlxsw_sp_port *mlxsw_sp_vport, - bool *p_lagged, u16 *p_system_port) -{ - u8 local_port = mlxsw_sp_vport->local_port; - - *p_lagged = mlxsw_sp_vport->lagged; - *p_system_port = *p_lagged ? mlxsw_sp_vport->lag_id : local_port; -} - -static int mlxsw_sp_vport_rif_sp_op(struct mlxsw_sp_port *mlxsw_sp_vport, - struct net_device *l3_dev, u16 rif, - bool create) -{ - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; - bool lagged = mlxsw_sp_vport->lagged; - char ritr_pl[MLXSW_REG_RITR_LEN]; - u16 system_port; - - mlxsw_reg_ritr_pack(ritr_pl, create, MLXSW_REG_RITR_SP_IF, rif, - l3_dev->mtu, l3_dev->dev_addr); - - mlxsw_sp_vport_rif_sp_attr_get(mlxsw_sp_vport, &lagged, &system_port); - mlxsw_reg_ritr_sp_if_pack(ritr_pl, lagged, system_port, - mlxsw_sp_vport_vid_get(mlxsw_sp_vport)); - - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); -} - -static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport); - -static struct mlxsw_sp_fid * -mlxsw_sp_rfid_alloc(u16 fid, struct net_device *l3_dev) -{ - struct mlxsw_sp_fid *f; - - f = kzalloc(sizeof(*f), GFP_KERNEL); - if (!f) - return NULL; - - f->leave = mlxsw_sp_vport_rif_sp_leave; - f->ref_count = 0; - f->dev = l3_dev; - f->fid = fid; - - return f; -} - -static struct mlxsw_sp_rif * -mlxsw_sp_rif_alloc(u16 rif, struct net_device *l3_dev, struct mlxsw_sp_fid *f) -{ - struct mlxsw_sp_rif *r; - - r = kzalloc(sizeof(*r), GFP_KERNEL); - if (!r) - return NULL; - - INIT_LIST_HEAD(&r->nexthop_list); - INIT_LIST_HEAD(&r->neigh_list); - ether_addr_copy(r->addr, l3_dev->dev_addr); - r->mtu = l3_dev->mtu; - r->ref_count = 1; - r->dev = l3_dev; - r->rif = rif; - r->f = f; - - return r; -} - -static struct mlxsw_sp_rif * -mlxsw_sp_vport_rif_sp_create(struct mlxsw_sp_port *mlxsw_sp_vport, - struct net_device *l3_dev) -{ - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; - struct mlxsw_sp_fid *f; - struct mlxsw_sp_rif *r; - u16 fid, rif; - int err; - - rif = mlxsw_sp_avail_rif_get(mlxsw_sp); - if (rif == MLXSW_SP_INVALID_RIF) - return ERR_PTR(-ERANGE); - - err = mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, l3_dev, rif, true); - if (err) - return ERR_PTR(err); - - fid = mlxsw_sp_rif_sp_to_fid(rif); - err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, true); - if (err) - goto err_rif_fdb_op; - - f = mlxsw_sp_rfid_alloc(fid, l3_dev); - if (!f) { - err = -ENOMEM; - goto err_rfid_alloc; - } - - r = mlxsw_sp_rif_alloc(rif, l3_dev, f); - if (!r) { - err = -ENOMEM; - goto err_rif_alloc; - } - - f->r = r; - mlxsw_sp->rifs[rif] = r; - - return r; - -err_rif_alloc: - kfree(f); -err_rfid_alloc: - mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false); -err_rif_fdb_op: - mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, l3_dev, rif, false); - return ERR_PTR(err); -} - -static void mlxsw_sp_vport_rif_sp_destroy(struct mlxsw_sp_port *mlxsw_sp_vport, - struct mlxsw_sp_rif *r) -{ - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; - struct net_device *l3_dev = r->dev; - struct mlxsw_sp_fid *f = r->f; - u16 fid = f->fid; - u16 rif = r->rif; - - mlxsw_sp_router_rif_gone_sync(mlxsw_sp, r); - - mlxsw_sp->rifs[rif] = NULL; - f->r = NULL; - - kfree(r); - - kfree(f); - - mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false); - - mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, l3_dev, rif, false); -} - -static int mlxsw_sp_vport_rif_sp_join(struct mlxsw_sp_port *mlxsw_sp_vport, - struct net_device *l3_dev) -{ - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; - struct mlxsw_sp_rif *r; - - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, l3_dev); - if (!r) { - r = mlxsw_sp_vport_rif_sp_create(mlxsw_sp_vport, l3_dev); - if (IS_ERR(r)) - return PTR_ERR(r); - } - - mlxsw_sp_vport_fid_set(mlxsw_sp_vport, r->f); - r->f->ref_count++; - - netdev_dbg(mlxsw_sp_vport->dev, "Joined FID=%d\n", r->f->fid); - - return 0; -} - -static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport) -{ - struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport); - - netdev_dbg(mlxsw_sp_vport->dev, "Left FID=%d\n", f->fid); - - mlxsw_sp_vport_fid_set(mlxsw_sp_vport, NULL); - if (--f->ref_count == 0) - mlxsw_sp_vport_rif_sp_destroy(mlxsw_sp_vport, f->r); -} - -static int mlxsw_sp_inetaddr_vport_event(struct net_device *l3_dev, - struct net_device *port_dev, - unsigned long event, u16 vid) -{ - struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(port_dev); - struct mlxsw_sp_port *mlxsw_sp_vport; - - mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); - if (WARN_ON(!mlxsw_sp_vport)) - return -EINVAL; - - switch (event) { - case NETDEV_UP: - return mlxsw_sp_vport_rif_sp_join(mlxsw_sp_vport, l3_dev); - case NETDEV_DOWN: - mlxsw_sp_vport_rif_sp_leave(mlxsw_sp_vport); - break; - } - - return 0; -} - -static int mlxsw_sp_inetaddr_port_event(struct net_device *port_dev, - unsigned long event) -{ - if (netif_is_bridge_port(port_dev) || netif_is_lag_port(port_dev)) - return 0; - - return mlxsw_sp_inetaddr_vport_event(port_dev, port_dev, event, 1); -} - -static int __mlxsw_sp_inetaddr_lag_event(struct net_device *l3_dev, - struct net_device *lag_dev, - unsigned long event, u16 vid) -{ - struct net_device *port_dev; - struct list_head *iter; - int err; - - netdev_for_each_lower_dev(lag_dev, port_dev, iter) { - if (mlxsw_sp_port_dev_check(port_dev)) { - err = mlxsw_sp_inetaddr_vport_event(l3_dev, port_dev, - event, vid); - if (err) - return err; - } - } - - return 0; -} - -static int mlxsw_sp_inetaddr_lag_event(struct net_device *lag_dev, - unsigned long event) -{ - if (netif_is_bridge_port(lag_dev)) - return 0; - - return __mlxsw_sp_inetaddr_lag_event(lag_dev, lag_dev, event, 1); -} - -static struct mlxsw_sp_fid *mlxsw_sp_bridge_fid_get(struct mlxsw_sp *mlxsw_sp, - struct net_device *l3_dev) -{ - u16 fid; - - if (is_vlan_dev(l3_dev)) - fid = vlan_dev_vlan_id(l3_dev); - else if (mlxsw_sp->master_bridge.dev == l3_dev) - fid = 1; - else - return mlxsw_sp_vfid_find(mlxsw_sp, l3_dev); - - return mlxsw_sp_fid_find(mlxsw_sp, fid); -} - -static enum mlxsw_flood_table_type mlxsw_sp_flood_table_type_get(u16 fid) -{ - return mlxsw_sp_fid_is_vfid(fid) ? MLXSW_REG_SFGC_TABLE_TYPE_FID : - MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST; -} - -static u16 mlxsw_sp_flood_table_index_get(u16 fid) -{ - return mlxsw_sp_fid_is_vfid(fid) ? mlxsw_sp_fid_to_vfid(fid) : fid; -} - -static int mlxsw_sp_router_port_flood_set(struct mlxsw_sp *mlxsw_sp, u16 fid, - bool set) -{ - enum mlxsw_flood_table_type table_type; - char *sftr_pl; - u16 index; - int err; - - sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL); - if (!sftr_pl) - return -ENOMEM; - - table_type = mlxsw_sp_flood_table_type_get(fid); - index = mlxsw_sp_flood_table_index_get(fid); - mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BC, index, table_type, - 1, MLXSW_PORT_ROUTER_PORT, set); - err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); - - kfree(sftr_pl); - return err; -} - -static enum mlxsw_reg_ritr_if_type mlxsw_sp_rif_type_get(u16 fid) -{ - if (mlxsw_sp_fid_is_vfid(fid)) - return MLXSW_REG_RITR_FID_IF; - else - return MLXSW_REG_RITR_VLAN_IF; -} - -static int mlxsw_sp_rif_bridge_op(struct mlxsw_sp *mlxsw_sp, - struct net_device *l3_dev, - u16 fid, u16 rif, - bool create) -{ - enum mlxsw_reg_ritr_if_type rif_type; - char ritr_pl[MLXSW_REG_RITR_LEN]; - - rif_type = mlxsw_sp_rif_type_get(fid); - mlxsw_reg_ritr_pack(ritr_pl, create, rif_type, rif, l3_dev->mtu, - l3_dev->dev_addr); - mlxsw_reg_ritr_fid_set(ritr_pl, rif_type, fid); - - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); -} - -static int mlxsw_sp_rif_bridge_create(struct mlxsw_sp *mlxsw_sp, - struct net_device *l3_dev, - struct mlxsw_sp_fid *f) -{ - struct mlxsw_sp_rif *r; - u16 rif; - int err; - - rif = mlxsw_sp_avail_rif_get(mlxsw_sp); - if (rif == MLXSW_SP_INVALID_RIF) - return -ERANGE; - - err = mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, true); - if (err) - return err; - - err = mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, true); - if (err) - goto err_rif_bridge_op; - - err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, true); - if (err) - goto err_rif_fdb_op; - - r = mlxsw_sp_rif_alloc(rif, l3_dev, f); - if (!r) { - err = -ENOMEM; - goto err_rif_alloc; - } - - f->r = r; - mlxsw_sp->rifs[rif] = r; - - netdev_dbg(l3_dev, "RIF=%d created\n", rif); - - return 0; - -err_rif_alloc: - mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false); -err_rif_fdb_op: - mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, false); -err_rif_bridge_op: - mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); - return err; -} - -void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r) -{ - struct net_device *l3_dev = r->dev; - struct mlxsw_sp_fid *f = r->f; - u16 rif = r->rif; - - mlxsw_sp_router_rif_gone_sync(mlxsw_sp, r); - - mlxsw_sp->rifs[rif] = NULL; - f->r = NULL; - - kfree(r); - - mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false); - - mlxsw_sp_rif_bridge_op(mlxsw_sp, l3_dev, f->fid, rif, false); - - mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); - - netdev_dbg(l3_dev, "RIF=%d destroyed\n", rif); -} - -static int mlxsw_sp_inetaddr_bridge_event(struct net_device *l3_dev, - struct net_device *br_dev, - unsigned long event) -{ - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(l3_dev); - struct mlxsw_sp_fid *f; - - /* FID can either be an actual FID if the L3 device is the - * VLAN-aware bridge or a VLAN device on top. Otherwise, the - * L3 device is a VLAN-unaware bridge and we get a vFID. - */ - f = mlxsw_sp_bridge_fid_get(mlxsw_sp, l3_dev); - if (WARN_ON(!f)) - return -EINVAL; - - switch (event) { - case NETDEV_UP: - return mlxsw_sp_rif_bridge_create(mlxsw_sp, l3_dev, f); - case NETDEV_DOWN: - mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r); - break; - } - - return 0; -} - -static int mlxsw_sp_inetaddr_vlan_event(struct net_device *vlan_dev, - unsigned long event) -{ - struct net_device *real_dev = vlan_dev_real_dev(vlan_dev); - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(vlan_dev); - u16 vid = vlan_dev_vlan_id(vlan_dev); - - if (mlxsw_sp_port_dev_check(real_dev)) - return mlxsw_sp_inetaddr_vport_event(vlan_dev, real_dev, event, - vid); - else if (netif_is_lag_master(real_dev)) - return __mlxsw_sp_inetaddr_lag_event(vlan_dev, real_dev, event, - vid); - else if (netif_is_bridge_master(real_dev) && - mlxsw_sp->master_bridge.dev == real_dev) - return mlxsw_sp_inetaddr_bridge_event(vlan_dev, real_dev, - event); - - return 0; -} - -static int mlxsw_sp_inetaddr_event(struct notifier_block *unused, - unsigned long event, void *ptr) -{ - struct in_ifaddr *ifa = (struct in_ifaddr *) ptr; - struct net_device *dev = ifa->ifa_dev->dev; - struct mlxsw_sp *mlxsw_sp; - struct mlxsw_sp_rif *r; - int err = 0; - - mlxsw_sp = mlxsw_sp_lower_get(dev); - if (!mlxsw_sp) - goto out; - - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); - if (!mlxsw_sp_rif_should_config(r, event)) - goto out; - - if (mlxsw_sp_port_dev_check(dev)) - err = mlxsw_sp_inetaddr_port_event(dev, event); - else if (netif_is_lag_master(dev)) - err = mlxsw_sp_inetaddr_lag_event(dev, event); - else if (netif_is_bridge_master(dev)) - err = mlxsw_sp_inetaddr_bridge_event(dev, dev, event); - else if (is_vlan_dev(dev)) - err = mlxsw_sp_inetaddr_vlan_event(dev, event); - -out: - return notifier_from_errno(err); -} - -static int mlxsw_sp_rif_edit(struct mlxsw_sp *mlxsw_sp, u16 rif, - const char *mac, int mtu) -{ - char ritr_pl[MLXSW_REG_RITR_LEN]; - int err; - - mlxsw_reg_ritr_rif_pack(ritr_pl, rif); - err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); - if (err) - return err; - - mlxsw_reg_ritr_mtu_set(ritr_pl, mtu); - mlxsw_reg_ritr_if_mac_memcpy_to(ritr_pl, mac); - mlxsw_reg_ritr_op_set(ritr_pl, MLXSW_REG_RITR_RIF_CREATE); - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); -} - -static int mlxsw_sp_netdevice_router_port_event(struct net_device *dev) -{ - struct mlxsw_sp *mlxsw_sp; - struct mlxsw_sp_rif *r; - int err; - - mlxsw_sp = mlxsw_sp_lower_get(dev); - if (!mlxsw_sp) - return 0; - - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); - if (!r) - return 0; - - err = mlxsw_sp_rif_fdb_op(mlxsw_sp, r->addr, r->f->fid, false); - if (err) - return err; - - err = mlxsw_sp_rif_edit(mlxsw_sp, r->rif, dev->dev_addr, dev->mtu); - if (err) - goto err_rif_edit; - - err = mlxsw_sp_rif_fdb_op(mlxsw_sp, dev->dev_addr, r->f->fid, true); - if (err) - goto err_rif_fdb_op; - - ether_addr_copy(r->addr, dev->dev_addr); - r->mtu = dev->mtu; - - netdev_dbg(dev, "Updated RIF=%d\n", r->rif); - - return 0; - -err_rif_fdb_op: - mlxsw_sp_rif_edit(mlxsw_sp, r->rif, r->addr, r->mtu); -err_rif_edit: - mlxsw_sp_rif_fdb_op(mlxsw_sp, r->addr, r->f->fid, true); - return err; -} - static bool mlxsw_sp_lag_port_fid_member(struct mlxsw_sp_port *lag_port, u16 fid) { @@ -4220,7 +3809,7 @@ static int mlxsw_sp_port_lag_index_get(struct mlxsw_sp *mlxsw_sp, static void mlxsw_sp_port_pvid_vport_lag_join(struct mlxsw_sp_port *mlxsw_sp_port, - u16 lag_id) + struct net_device *lag_dev, u16 lag_id) { struct mlxsw_sp_port *mlxsw_sp_vport; struct mlxsw_sp_fid *f; @@ -4238,6 +3827,7 @@ mlxsw_sp_port_pvid_vport_lag_join(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_vport->lag_id = lag_id; mlxsw_sp_vport->lagged = 1; + mlxsw_sp_vport->dev = lag_dev; } static void @@ -4254,6 +3844,7 @@ mlxsw_sp_port_pvid_vport_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port) if (f) f->leave(mlxsw_sp_vport); + mlxsw_sp_vport->dev = mlxsw_sp_port->dev; mlxsw_sp_vport->lagged = 0; } @@ -4293,7 +3884,7 @@ static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_port->lagged = 1; lag->ref_count++; - mlxsw_sp_port_pvid_vport_lag_join(mlxsw_sp_port, lag_id); + mlxsw_sp_port_pvid_vport_lag_join(mlxsw_sp_port, lag_dev, lag_id); return 0; @@ -4421,7 +4012,8 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev, upper_dev = info->upper_dev; if (!is_vlan_dev(upper_dev) && !netif_is_lag_master(upper_dev) && - !netif_is_bridge_master(upper_dev)) + !netif_is_bridge_master(upper_dev) && + !netif_is_l3_master(upper_dev)) return -EINVAL; if (!info->linking) break; @@ -4461,6 +4053,11 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev, else mlxsw_sp_port_lag_leave(mlxsw_sp_port, upper_dev); + } else if (netif_is_l3_master(upper_dev)) { + if (info->linking) + err = mlxsw_sp_port_vrf_join(mlxsw_sp_port); + else + mlxsw_sp_port_vrf_leave(mlxsw_sp_port); } else { err = -EINVAL; WARN_ON(1); @@ -4552,8 +4149,8 @@ static void mlxsw_sp_master_bridge_vlan_unlink(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f; f = mlxsw_sp_fid_find(mlxsw_sp, fid); - if (f && f->r) - mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r); + if (f && f->rif) + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); if (f && --f->ref_count == 0) mlxsw_sp_fid_destroy(mlxsw_sp, f); } @@ -4564,33 +4161,46 @@ static int mlxsw_sp_netdevice_bridge_event(struct net_device *br_dev, struct netdev_notifier_changeupper_info *info; struct net_device *upper_dev; struct mlxsw_sp *mlxsw_sp; - int err; + int err = 0; mlxsw_sp = mlxsw_sp_lower_get(br_dev); if (!mlxsw_sp) return 0; - if (br_dev != mlxsw_sp->master_bridge.dev) - return 0; info = ptr; switch (event) { + case NETDEV_PRECHANGEUPPER: + upper_dev = info->upper_dev; + if (!is_vlan_dev(upper_dev) && !netif_is_l3_master(upper_dev)) + return -EINVAL; + if (is_vlan_dev(upper_dev) && + br_dev != mlxsw_sp->master_bridge.dev) + return -EINVAL; + break; case NETDEV_CHANGEUPPER: upper_dev = info->upper_dev; - if (!is_vlan_dev(upper_dev)) - break; - if (info->linking) { - err = mlxsw_sp_master_bridge_vlan_link(mlxsw_sp, - upper_dev); - if (err) - return err; + if (is_vlan_dev(upper_dev)) { + if (info->linking) + err = mlxsw_sp_master_bridge_vlan_link(mlxsw_sp, + upper_dev); + else + mlxsw_sp_master_bridge_vlan_unlink(mlxsw_sp, + upper_dev); + } else if (netif_is_l3_master(upper_dev)) { + if (info->linking) + err = mlxsw_sp_bridge_vrf_join(mlxsw_sp, + br_dev); + else + mlxsw_sp_bridge_vrf_leave(mlxsw_sp, br_dev); } else { - mlxsw_sp_master_bridge_vlan_unlink(mlxsw_sp, upper_dev); + err = -EINVAL; + WARN_ON(1); } break; } - return 0; + return err; } static u16 mlxsw_sp_avail_vfid_get(const struct mlxsw_sp *mlxsw_sp) @@ -4657,8 +4267,8 @@ static void mlxsw_sp_vfid_destroy(struct mlxsw_sp *mlxsw_sp, clear_bit(vfid, mlxsw_sp->vfids.mapped); list_del(&f->list); - if (f->r) - mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r); + if (f->rif) + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); kfree(f); @@ -4810,33 +4420,43 @@ static int mlxsw_sp_netdevice_vport_event(struct net_device *dev, int err = 0; mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); + if (!mlxsw_sp_vport) + return 0; switch (event) { case NETDEV_PRECHANGEUPPER: upper_dev = info->upper_dev; - if (!netif_is_bridge_master(upper_dev)) + if (!netif_is_bridge_master(upper_dev) && + !netif_is_l3_master(upper_dev)) return -EINVAL; if (!info->linking) break; /* We can't have multiple VLAN interfaces configured on * the same port and being members in the same bridge. */ - if (!mlxsw_sp_port_master_bridge_check(mlxsw_sp_port, + if (netif_is_bridge_master(upper_dev) && + !mlxsw_sp_port_master_bridge_check(mlxsw_sp_port, upper_dev)) return -EINVAL; break; case NETDEV_CHANGEUPPER: upper_dev = info->upper_dev; - if (info->linking) { - if (WARN_ON(!mlxsw_sp_vport)) - return -EINVAL; - err = mlxsw_sp_vport_bridge_join(mlxsw_sp_vport, - upper_dev); + if (netif_is_bridge_master(upper_dev)) { + if (info->linking) + err = mlxsw_sp_vport_bridge_join(mlxsw_sp_vport, + upper_dev); + else + mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport); + } else if (netif_is_l3_master(upper_dev)) { + if (info->linking) + err = mlxsw_sp_vport_vrf_join(mlxsw_sp_vport); + else + mlxsw_sp_vport_vrf_leave(mlxsw_sp_vport); } else { - if (!mlxsw_sp_vport) - return 0; - mlxsw_sp_vport_bridge_leave(mlxsw_sp_vport); + err = -EINVAL; + WARN_ON(1); } + break; } return err; @@ -4862,6 +4482,47 @@ static int mlxsw_sp_netdevice_lag_vport_event(struct net_device *lag_dev, return 0; } +static int mlxsw_sp_netdevice_bridge_vlan_event(struct net_device *vlan_dev, + unsigned long event, void *ptr) +{ + struct netdev_notifier_changeupper_info *info; + struct mlxsw_sp *mlxsw_sp; + int err = 0; + + mlxsw_sp = mlxsw_sp_lower_get(vlan_dev); + if (!mlxsw_sp) + return 0; + + info = ptr; + + switch (event) { + case NETDEV_PRECHANGEUPPER: + /* VLAN devices are only allowed on top of the + * VLAN-aware bridge. + */ + if (WARN_ON(vlan_dev_real_dev(vlan_dev) != + mlxsw_sp->master_bridge.dev)) + return -EINVAL; + if (!netif_is_l3_master(info->upper_dev)) + return -EINVAL; + break; + case NETDEV_CHANGEUPPER: + if (netif_is_l3_master(info->upper_dev)) { + if (info->linking) + err = mlxsw_sp_bridge_vrf_join(mlxsw_sp, + vlan_dev); + else + mlxsw_sp_bridge_vrf_leave(mlxsw_sp, vlan_dev); + } else { + err = -EINVAL; + WARN_ON(1); + } + break; + } + + return err; +} + static int mlxsw_sp_netdevice_vlan_event(struct net_device *vlan_dev, unsigned long event, void *ptr) { @@ -4874,6 +4535,9 @@ static int mlxsw_sp_netdevice_vlan_event(struct net_device *vlan_dev, else if (netif_is_lag_master(real_dev)) return mlxsw_sp_netdevice_lag_vport_event(real_dev, event, ptr, vid); + else if (netif_is_bridge_master(real_dev)) + return mlxsw_sp_netdevice_bridge_vlan_event(vlan_dev, event, + ptr); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index 13ec85e7c392..c245e4c3d9ad 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -58,40 +58,18 @@ #define MLXSW_SP_VFID_MAX 1024 /* Bridged VLAN interfaces */ #define MLXSW_SP_RFID_BASE 15360 -#define MLXSW_SP_INVALID_RIF 0xffff #define MLXSW_SP_MID_MAX 7000 #define MLXSW_SP_PORTS_PER_CLUSTER_MAX 4 -#define MLXSW_SP_LPM_TREE_MIN 2 /* trees 0 and 1 are reserved */ -#define MLXSW_SP_LPM_TREE_MAX 22 -#define MLXSW_SP_LPM_TREE_COUNT (MLXSW_SP_LPM_TREE_MAX - MLXSW_SP_LPM_TREE_MIN) - #define MLXSW_SP_PORT_BASE_SPEED 25000 /* Mb/s */ -#define MLXSW_SP_BYTES_PER_CELL 96 - -#define MLXSW_SP_BYTES_TO_CELLS(b) DIV_ROUND_UP(b, MLXSW_SP_BYTES_PER_CELL) -#define MLXSW_SP_CELLS_TO_BYTES(c) (c * MLXSW_SP_BYTES_PER_CELL) - #define MLXSW_SP_KVD_LINEAR_SIZE 65536 /* entries */ #define MLXSW_SP_KVD_GRANULARITY 128 -/* Maximum delay buffer needed in case of PAUSE frames, in cells. - * Assumes 100m cable and maximum MTU. - */ -#define MLXSW_SP_PAUSE_DELAY 612 - -#define MLXSW_SP_CELL_FACTOR 2 /* 2 * cell_size / (IPG + cell_size + 1) */ - -static inline u16 mlxsw_sp_pfc_delay_get(int mtu, u16 delay) -{ - delay = MLXSW_SP_BYTES_TO_CELLS(DIV_ROUND_UP(delay, BITS_PER_BYTE)); - return MLXSW_SP_CELL_FACTOR * delay + MLXSW_SP_BYTES_TO_CELLS(mtu); -} - struct mlxsw_sp_port; +struct mlxsw_sp_rif; struct mlxsw_sp_upper { struct net_device *dev; @@ -103,21 +81,10 @@ struct mlxsw_sp_fid { struct list_head list; unsigned int ref_count; struct net_device *dev; - struct mlxsw_sp_rif *r; + struct mlxsw_sp_rif *rif; u16 fid; }; -struct mlxsw_sp_rif { - struct list_head nexthop_list; - struct list_head neigh_list; - struct net_device *dev; - unsigned int ref_count; - struct mlxsw_sp_fid *f; - unsigned char addr[ETH_ALEN]; - int mtu; - u16 rif; -}; - struct mlxsw_sp_mid { struct list_head list; unsigned char addr[ETH_ALEN]; @@ -141,16 +108,6 @@ static inline bool mlxsw_sp_fid_is_vfid(u16 fid) return fid >= MLXSW_SP_VFID_BASE && fid < MLXSW_SP_RFID_BASE; } -static inline bool mlxsw_sp_fid_is_rfid(u16 fid) -{ - return fid >= MLXSW_SP_RFID_BASE; -} - -static inline u16 mlxsw_sp_rif_sp_to_fid(u16 rif) -{ - return MLXSW_SP_RFID_BASE + rif; -} - struct mlxsw_sp_sb_pr { enum mlxsw_reg_sbpr_mode mode; u32 size; @@ -177,12 +134,15 @@ struct mlxsw_sp_sb_pm { #define MLXSW_SP_SB_POOL_COUNT 4 #define MLXSW_SP_SB_TC_COUNT 8 +struct mlxsw_sp_sb_port { + struct mlxsw_sp_sb_cm cms[2][MLXSW_SP_SB_TC_COUNT]; + struct mlxsw_sp_sb_pm pms[2][MLXSW_SP_SB_POOL_COUNT]; +}; + struct mlxsw_sp_sb { struct mlxsw_sp_sb_pr prs[2][MLXSW_SP_SB_POOL_COUNT]; - struct { - struct mlxsw_sp_sb_cm cms[2][MLXSW_SP_SB_TC_COUNT]; - struct mlxsw_sp_sb_pm pms[2][MLXSW_SP_SB_POOL_COUNT]; - } ports[MLXSW_PORT_MAX_PORTS]; + struct mlxsw_sp_sb_port *ports; + u32 cell_size; }; #define MLXSW_SP_PREFIX_COUNT (sizeof(struct in6_addr) * BITS_PER_BYTE) @@ -207,11 +167,9 @@ struct mlxsw_sp_fib; struct mlxsw_sp_vr { u16 id; /* virtual router ID */ - bool used; - enum mlxsw_sp_l3proto proto; u32 tb_id; /* kernel fib table id */ - struct mlxsw_sp_lpm_tree *lpm_tree; - struct mlxsw_sp_fib *fib; + unsigned int rif_count; + struct mlxsw_sp_fib *fib4; }; enum mlxsw_sp_span_type { @@ -253,12 +211,15 @@ struct mlxsw_sp_port_mall_tc_entry { }; struct mlxsw_sp_router { - struct mlxsw_sp_lpm_tree lpm_trees[MLXSW_SP_LPM_TREE_COUNT]; struct mlxsw_sp_vr *vrs; struct rhashtable neigh_ht; struct rhashtable nexthop_group_ht; struct rhashtable nexthop_ht; struct { + struct mlxsw_sp_lpm_tree *trees; + unsigned int tree_count; + } lpm; + struct { struct delayed_work dw; unsigned long interval; /* ms */ } neighs_update; @@ -269,6 +230,7 @@ struct mlxsw_sp_router { }; struct mlxsw_sp_acl; +struct mlxsw_sp_counter_pool; struct mlxsw_sp { struct { @@ -296,7 +258,7 @@ struct mlxsw_sp { u32 ageing_time; struct mlxsw_sp_upper master_bridge; struct mlxsw_sp_upper *lags; - u8 port_to_module[MLXSW_PORT_MAX_PORTS]; + u8 *port_to_module; struct mlxsw_sp_sb sb; struct mlxsw_sp_router router; struct mlxsw_sp_acl *acl; @@ -304,6 +266,7 @@ struct mlxsw_sp { DECLARE_BITMAP(usage, MLXSW_SP_KVD_LINEAR_SIZE); } kvdl; + struct mlxsw_sp_counter_pool *counter_pool; struct { struct mlxsw_sp_span_entry *entries; int entries_count; @@ -317,6 +280,18 @@ mlxsw_sp_lag_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id) return &mlxsw_sp->lags[lag_id]; } +static inline u32 mlxsw_sp_cells_bytes(const struct mlxsw_sp *mlxsw_sp, + u32 cells) +{ + return mlxsw_sp->sb.cell_size * cells; +} + +static inline u32 mlxsw_sp_bytes_cells(const struct mlxsw_sp *mlxsw_sp, + u32 bytes) +{ + return DIV_ROUND_UP(bytes, mlxsw_sp->sb.cell_size); +} + struct mlxsw_sp_port_pcpu_stats { u64 rx_packets; u64 rx_bytes; @@ -386,6 +361,7 @@ struct mlxsw_sp_port { }; bool mlxsw_sp_port_dev_check(const struct net_device *dev); +struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev); struct mlxsw_sp_port *mlxsw_sp_port_lower_dev_hold(struct net_device *dev); void mlxsw_sp_port_dev_put(struct mlxsw_sp_port *mlxsw_sp_port); @@ -497,19 +473,6 @@ mlxsw_sp_vfid_find(const struct mlxsw_sp *mlxsw_sp, return NULL; } -static inline struct mlxsw_sp_rif * -mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp, - const struct net_device *dev) -{ - int i; - - for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) - if (mlxsw_sp->rifs[i] && mlxsw_sp->rifs[i]->dev == dev) - return mlxsw_sp->rifs[i]; - - return NULL; -} - enum mlxsw_sp_flood_table { MLXSW_SP_FLOOD_TABLE_UC, MLXSW_SP_FLOOD_TABLE_BC, @@ -570,8 +533,6 @@ int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid, bool adding); struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid); void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f); -void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r); int mlxsw_sp_port_ets_set(struct mlxsw_sp_port *mlxsw_sp_port, enum mlxsw_reg_qeec_hr hr, u8 index, u8 next_index, bool dwrr, u8 dwrr_weight); @@ -608,10 +569,22 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp); void mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp); int mlxsw_sp_router_netevent_event(struct notifier_block *unused, unsigned long event, void *ptr); -void mlxsw_sp_router_rif_gone_sync(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r); - -int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count); +int mlxsw_sp_netdevice_router_port_event(struct net_device *dev); +int mlxsw_sp_inetaddr_event(struct notifier_block *unused, + unsigned long event, void *ptr); +void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif); +int mlxsw_sp_vport_vrf_join(struct mlxsw_sp_port *mlxsw_sp_vport); +void mlxsw_sp_vport_vrf_leave(struct mlxsw_sp_port *mlxsw_sp_vport); +int mlxsw_sp_port_vrf_join(struct mlxsw_sp_port *mlxsw_sp_port); +void mlxsw_sp_port_vrf_leave(struct mlxsw_sp_port *mlxsw_sp_port); +int mlxsw_sp_bridge_vrf_join(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev); +void mlxsw_sp_bridge_vrf_leave(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev); + +int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count, + u32 *p_entry_index); void mlxsw_sp_kvdl_free(struct mlxsw_sp *mlxsw_sp, int entry_index); struct mlxsw_afk *mlxsw_sp_acl_afk(struct mlxsw_sp_acl *acl); @@ -620,6 +593,8 @@ struct mlxsw_sp_acl_rule_info { unsigned int priority; struct mlxsw_afk_element_values values; struct mlxsw_afa_block *act_block; + unsigned int counter_index; + bool counter_valid; }; enum mlxsw_sp_acl_profile { @@ -639,6 +614,8 @@ struct mlxsw_sp_acl_profile_ops { void *ruleset_priv, void *rule_priv, struct mlxsw_sp_acl_rule_info *rulei); void (*rule_del)(struct mlxsw_sp *mlxsw_sp, void *rule_priv); + int (*rule_activity_get)(struct mlxsw_sp *mlxsw_sp, void *rule_priv, + bool *activity); }; struct mlxsw_sp_acl_ops { @@ -679,6 +656,11 @@ int mlxsw_sp_acl_rulei_act_drop(struct mlxsw_sp_acl_rule_info *rulei); int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_rule_info *rulei, struct net_device *out_dev); +int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei, + u32 action, u16 vid, u16 proto, u8 prio); +int mlxsw_sp_acl_rulei_act_count(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei); struct mlxsw_sp_acl_rule; @@ -698,6 +680,9 @@ mlxsw_sp_acl_rule_lookup(struct mlxsw_sp *mlxsw_sp, unsigned long cookie); struct mlxsw_sp_acl_rule_info * mlxsw_sp_acl_rule_rulei(struct mlxsw_sp_acl_rule *rule); +int mlxsw_sp_acl_rule_get_stats(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule *rule, + u64 *packets, u64 *bytes, u64 *last_use); int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp); void mlxsw_sp_acl_fini(struct mlxsw_sp *mlxsw_sp); @@ -708,5 +693,14 @@ int mlxsw_sp_flower_replace(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress, __be16 protocol, struct tc_cls_flower_offload *f); void mlxsw_sp_flower_destroy(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress, struct tc_cls_flower_offload *f); +int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress, + struct tc_cls_flower_offload *f); +int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index, u64 *packets, + u64 *bytes); +int mlxsw_sp_flow_counter_alloc(struct mlxsw_sp *mlxsw_sp, + unsigned int *p_counter_index); +void mlxsw_sp_flow_counter_free(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index); #endif diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c index 8a18b3aa70dc..d3b791f69f5b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c @@ -39,6 +39,7 @@ #include <linux/string.h> #include <linux/rhashtable.h> #include <linux/netdevice.h> +#include <net/tc_act/tc_vlan.h> #include "reg.h" #include "core.h" @@ -49,10 +50,17 @@ #include "spectrum_acl_flex_keys.h" struct mlxsw_sp_acl { + struct mlxsw_sp *mlxsw_sp; struct mlxsw_afk *afk; struct mlxsw_afa *afa; const struct mlxsw_sp_acl_ops *ops; struct rhashtable ruleset_ht; + struct list_head rules; + struct { + struct delayed_work dw; + unsigned long interval; /* ms */ +#define MLXSW_SP_ACL_RULE_ACTIVITY_UPDATE_PERIOD_MS 1000 + } rule_activity_update; unsigned long priv[0]; /* priv has to be always the last item */ }; @@ -79,9 +87,13 @@ struct mlxsw_sp_acl_ruleset { struct mlxsw_sp_acl_rule { struct rhash_head ht_node; /* Member of rule HT */ + struct list_head list; unsigned long cookie; /* HT key */ struct mlxsw_sp_acl_ruleset *ruleset; struct mlxsw_sp_acl_rule_info *rulei; + u64 last_used; + u64 last_packets; + u64 last_bytes; unsigned long priv[0]; /* priv has to be always the last item */ }; @@ -237,6 +249,27 @@ void mlxsw_sp_acl_ruleset_put(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_acl_ruleset_ref_dec(mlxsw_sp, ruleset); } +static int +mlxsw_sp_acl_rulei_counter_alloc(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei) +{ + int err; + + err = mlxsw_sp_flow_counter_alloc(mlxsw_sp, &rulei->counter_index); + if (err) + return err; + rulei->counter_valid = true; + return 0; +} + +static void +mlxsw_sp_acl_rulei_counter_free(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei) +{ + rulei->counter_valid = false; + mlxsw_sp_flow_counter_free(mlxsw_sp, rulei->counter_index); +} + struct mlxsw_sp_acl_rule_info * mlxsw_sp_acl_rulei_create(struct mlxsw_sp_acl *acl) { @@ -335,6 +368,41 @@ int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp, local_port, in_port); } +int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei, + u32 action, u16 vid, u16 proto, u8 prio) +{ + u8 ethertype; + + if (action == TCA_VLAN_ACT_MODIFY) { + switch (proto) { + case ETH_P_8021Q: + ethertype = 0; + break; + case ETH_P_8021AD: + ethertype = 1; + break; + default: + dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN protocol %#04x\n", + proto); + return -EINVAL; + } + + return mlxsw_afa_block_append_vlan_modify(rulei->act_block, + vid, prio, ethertype); + } else { + dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN action\n"); + return -EINVAL; + } +} + +int mlxsw_sp_acl_rulei_act_count(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule_info *rulei) +{ + return mlxsw_afa_block_append_counter(rulei->act_block, + rulei->counter_index); +} + struct mlxsw_sp_acl_rule * mlxsw_sp_acl_rule_create(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_ruleset *ruleset, @@ -358,8 +426,14 @@ mlxsw_sp_acl_rule_create(struct mlxsw_sp *mlxsw_sp, err = PTR_ERR(rule->rulei); goto err_rulei_create; } + + err = mlxsw_sp_acl_rulei_counter_alloc(mlxsw_sp, rule->rulei); + if (err) + goto err_counter_alloc; return rule; +err_counter_alloc: + mlxsw_sp_acl_rulei_destroy(rule->rulei); err_rulei_create: kfree(rule); err_alloc: @@ -372,6 +446,7 @@ void mlxsw_sp_acl_rule_destroy(struct mlxsw_sp *mlxsw_sp, { struct mlxsw_sp_acl_ruleset *ruleset = rule->ruleset; + mlxsw_sp_acl_rulei_counter_free(mlxsw_sp, rule->rulei); mlxsw_sp_acl_rulei_destroy(rule->rulei); kfree(rule); mlxsw_sp_acl_ruleset_ref_dec(mlxsw_sp, ruleset); @@ -393,6 +468,7 @@ int mlxsw_sp_acl_rule_add(struct mlxsw_sp *mlxsw_sp, if (err) goto err_rhashtable_insert; + list_add_tail(&rule->list, &mlxsw_sp->acl->rules); return 0; err_rhashtable_insert: @@ -406,6 +482,7 @@ void mlxsw_sp_acl_rule_del(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_ruleset *ruleset = rule->ruleset; const struct mlxsw_sp_acl_profile_ops *ops = ruleset->ht_key.ops; + list_del(&rule->list); rhashtable_remove_fast(&ruleset->rule_ht, &rule->ht_node, mlxsw_sp_acl_rule_ht_params); ops->rule_del(mlxsw_sp, rule->priv); @@ -426,6 +503,90 @@ mlxsw_sp_acl_rule_rulei(struct mlxsw_sp_acl_rule *rule) return rule->rulei; } +static int mlxsw_sp_acl_rule_activity_update(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule *rule) +{ + struct mlxsw_sp_acl_ruleset *ruleset = rule->ruleset; + const struct mlxsw_sp_acl_profile_ops *ops = ruleset->ht_key.ops; + bool active; + int err; + + err = ops->rule_activity_get(mlxsw_sp, rule->priv, &active); + if (err) + return err; + if (active) + rule->last_used = jiffies; + return 0; +} + +static int mlxsw_sp_acl_rules_activity_update(struct mlxsw_sp_acl *acl) +{ + struct mlxsw_sp_acl_rule *rule; + int err; + + /* Protect internal structures from changes */ + rtnl_lock(); + list_for_each_entry(rule, &acl->rules, list) { + err = mlxsw_sp_acl_rule_activity_update(acl->mlxsw_sp, + rule); + if (err) + goto err_rule_update; + } + rtnl_unlock(); + return 0; + +err_rule_update: + rtnl_unlock(); + return err; +} + +static void mlxsw_sp_acl_rule_activity_work_schedule(struct mlxsw_sp_acl *acl) +{ + unsigned long interval = acl->rule_activity_update.interval; + + mlxsw_core_schedule_dw(&acl->rule_activity_update.dw, + msecs_to_jiffies(interval)); +} + +static void mlxsw_sp_acl_rul_activity_update_work(struct work_struct *work) +{ + struct mlxsw_sp_acl *acl = container_of(work, struct mlxsw_sp_acl, + rule_activity_update.dw.work); + int err; + + err = mlxsw_sp_acl_rules_activity_update(acl); + if (err) + dev_err(acl->mlxsw_sp->bus_info->dev, "Could not update acl activity"); + + mlxsw_sp_acl_rule_activity_work_schedule(acl); +} + +int mlxsw_sp_acl_rule_get_stats(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_rule *rule, + u64 *packets, u64 *bytes, u64 *last_use) + +{ + struct mlxsw_sp_acl_rule_info *rulei; + u64 current_packets; + u64 current_bytes; + int err; + + rulei = mlxsw_sp_acl_rule_rulei(rule); + err = mlxsw_sp_flow_counter_get(mlxsw_sp, rulei->counter_index, + ¤t_packets, ¤t_bytes); + if (err) + return err; + + *packets = current_packets - rule->last_packets; + *bytes = current_bytes - rule->last_bytes; + *last_use = rule->last_used; + + rule->last_bytes = current_bytes; + rule->last_packets = current_packets; + + return 0; +} + #define MLXSW_SP_KDVL_ACT_EXT_SIZE 1 static int mlxsw_sp_act_kvdl_set_add(void *priv, u32 *p_kvdl_index, @@ -434,7 +595,6 @@ static int mlxsw_sp_act_kvdl_set_add(void *priv, u32 *p_kvdl_index, struct mlxsw_sp *mlxsw_sp = priv; char pefa_pl[MLXSW_REG_PEFA_LEN]; u32 kvdl_index; - int ret; int err; /* The first action set of a TCAM entry is stored directly in TCAM, @@ -443,10 +603,10 @@ static int mlxsw_sp_act_kvdl_set_add(void *priv, u32 *p_kvdl_index, if (is_first) return 0; - ret = mlxsw_sp_kvdl_alloc(mlxsw_sp, MLXSW_SP_KDVL_ACT_EXT_SIZE); - if (ret < 0) - return ret; - kvdl_index = ret; + err = mlxsw_sp_kvdl_alloc(mlxsw_sp, MLXSW_SP_KDVL_ACT_EXT_SIZE, + &kvdl_index); + if (err) + return err; mlxsw_reg_pefa_pack(pefa_pl, kvdl_index, enc_actions); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pefa), pefa_pl); if (err) @@ -475,13 +635,11 @@ static int mlxsw_sp_act_kvdl_fwd_entry_add(void *priv, u32 *p_kvdl_index, struct mlxsw_sp *mlxsw_sp = priv; char ppbs_pl[MLXSW_REG_PPBS_LEN]; u32 kvdl_index; - int ret; int err; - ret = mlxsw_sp_kvdl_alloc(mlxsw_sp, 1); - if (ret < 0) - return ret; - kvdl_index = ret; + err = mlxsw_sp_kvdl_alloc(mlxsw_sp, 1, &kvdl_index); + if (err) + return err; mlxsw_reg_ppbs_pack(ppbs_pl, kvdl_index, local_port); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ppbs), ppbs_pl); if (err) @@ -518,7 +676,7 @@ int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp) if (!acl) return -ENOMEM; mlxsw_sp->acl = acl; - + acl->mlxsw_sp = mlxsw_sp; acl->afk = mlxsw_afk_create(MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_FLEX_KEYS), mlxsw_sp_afk_blocks, @@ -541,11 +699,18 @@ int mlxsw_sp_acl_init(struct mlxsw_sp *mlxsw_sp) if (err) goto err_rhashtable_init; + INIT_LIST_HEAD(&acl->rules); err = acl_ops->init(mlxsw_sp, acl->priv); if (err) goto err_acl_ops_init; acl->ops = acl_ops; + + /* Create the delayed work for the rule activity_update */ + INIT_DELAYED_WORK(&acl->rule_activity_update.dw, + mlxsw_sp_acl_rul_activity_update_work); + acl->rule_activity_update.interval = MLXSW_SP_ACL_RULE_ACTIVITY_UPDATE_PERIOD_MS; + mlxsw_core_schedule_dw(&acl->rule_activity_update.dw, 0); return 0; err_acl_ops_init: @@ -564,7 +729,9 @@ void mlxsw_sp_acl_fini(struct mlxsw_sp *mlxsw_sp) struct mlxsw_sp_acl *acl = mlxsw_sp->acl; const struct mlxsw_sp_acl_ops *acl_ops = acl->ops; + cancel_delayed_work_sync(&mlxsw_sp->acl->rule_activity_update.dw); acl_ops->fini(mlxsw_sp, acl->priv); + WARN_ON(!list_empty(&acl->rules)); rhashtable_destroy(&acl->ruleset_ht); mlxsw_afa_destroy(acl->afa); mlxsw_afk_destroy(acl->afk); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h index 82b81cf7f4a7..af7b7bad48df 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.h @@ -39,11 +39,15 @@ static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_l2_dmac[] = { MLXSW_AFK_ELEMENT_INST_BUF(DMAC, 0x00, 6), + MLXSW_AFK_ELEMENT_INST_U32(PCP, 0x08, 13, 3), + MLXSW_AFK_ELEMENT_INST_U32(VID, 0x08, 0, 12), MLXSW_AFK_ELEMENT_INST_U32(SRC_SYS_PORT, 0x0C, 0, 16), }; static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_l2_smac[] = { MLXSW_AFK_ELEMENT_INST_BUF(SMAC, 0x00, 6), + MLXSW_AFK_ELEMENT_INST_U32(PCP, 0x08, 13, 3), + MLXSW_AFK_ELEMENT_INST_U32(VID, 0x08, 0, 12), MLXSW_AFK_ELEMENT_INST_U32(SRC_SYS_PORT, 0x0C, 0, 16), }; @@ -65,6 +69,8 @@ static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_dip[] = { }; static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_ex[] = { + MLXSW_AFK_ELEMENT_INST_U32(VID, 0x00, 0, 12), + MLXSW_AFK_ELEMENT_INST_U32(PCP, 0x08, 29, 3), MLXSW_AFK_ELEMENT_INST_U32(SRC_L4_PORT, 0x08, 0, 16), MLXSW_AFK_ELEMENT_INST_U32(DST_L4_PORT, 0x0C, 0, 16), }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c index 7382832215fa..3a24289979d9 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c @@ -561,6 +561,24 @@ mlxsw_sp_acl_tcam_region_entry_remove(struct mlxsw_sp *mlxsw_sp, mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); } +static int +mlxsw_sp_acl_tcam_region_entry_activity_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_tcam_region *region, + unsigned int offset, + bool *activity) +{ + char ptce2_pl[MLXSW_REG_PTCE2_LEN]; + int err; + + mlxsw_reg_ptce2_pack(ptce2_pl, true, MLXSW_REG_PTCE2_OP_QUERY_CLEAR_ON_READ, + region->tcam_region_info, offset); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); + if (err) + return err; + *activity = mlxsw_reg_ptce2_a_get(ptce2_pl); + return 0; +} + #define MLXSW_SP_ACL_TCAM_CATCHALL_PRIO (~0U) static int @@ -940,6 +958,19 @@ static void mlxsw_sp_acl_tcam_entry_del(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_acl_tcam_chunk_put(mlxsw_sp, chunk); } +static int +mlxsw_sp_acl_tcam_entry_activity_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_tcam_entry *entry, + bool *activity) +{ + struct mlxsw_sp_acl_tcam_chunk *chunk = entry->chunk; + struct mlxsw_sp_acl_tcam_region *region = chunk->region; + + return mlxsw_sp_acl_tcam_region_entry_activity_get(mlxsw_sp, region, + entry->parman_item.index, + activity); +} + static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv4[] = { MLXSW_AFK_ELEMENT_SRC_SYS_PORT, MLXSW_AFK_ELEMENT_DMAC, @@ -950,6 +981,8 @@ static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv4[] = { MLXSW_AFK_ELEMENT_DST_IP4, MLXSW_AFK_ELEMENT_DST_L4_PORT, MLXSW_AFK_ELEMENT_SRC_L4_PORT, + MLXSW_AFK_ELEMENT_VID, + MLXSW_AFK_ELEMENT_PCP, }; static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv6[] = { @@ -1046,6 +1079,16 @@ mlxsw_sp_acl_tcam_flower_rule_del(struct mlxsw_sp *mlxsw_sp, void *rule_priv) mlxsw_sp_acl_tcam_entry_del(mlxsw_sp, &rule->entry); } +static int +mlxsw_sp_acl_tcam_flower_rule_activity_get(struct mlxsw_sp *mlxsw_sp, + void *rule_priv, bool *activity) +{ + struct mlxsw_sp_acl_tcam_flower_rule *rule = rule_priv; + + return mlxsw_sp_acl_tcam_entry_activity_get(mlxsw_sp, &rule->entry, + activity); +} + static const struct mlxsw_sp_acl_profile_ops mlxsw_sp_acl_tcam_flower_ops = { .ruleset_priv_size = sizeof(struct mlxsw_sp_acl_tcam_flower_ruleset), .ruleset_add = mlxsw_sp_acl_tcam_flower_ruleset_add, @@ -1055,6 +1098,7 @@ static const struct mlxsw_sp_acl_profile_ops mlxsw_sp_acl_tcam_flower_ops = { .rule_priv_size = sizeof(struct mlxsw_sp_acl_tcam_flower_rule), .rule_add = mlxsw_sp_acl_tcam_flower_rule_add, .rule_del = mlxsw_sp_acl_tcam_flower_rule_del, + .rule_activity_get = mlxsw_sp_acl_tcam_flower_rule_activity_get, }; static const struct mlxsw_sp_acl_profile_ops * diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c index a7468262f118..997189cfe7fd 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c @@ -162,8 +162,8 @@ static int mlxsw_sp_sb_pm_occ_query(struct mlxsw_sp *mlxsw_sp, u8 local_port, } static const u16 mlxsw_sp_pbs[] = { - [0] = 2 * MLXSW_SP_BYTES_TO_CELLS(ETH_FRAME_LEN), - [9] = 2 * MLXSW_SP_BYTES_TO_CELLS(MLXSW_PORT_MAX_MTU), + [0] = 2 * ETH_FRAME_LEN, + [9] = 2 * MLXSW_PORT_MAX_MTU, }; #define MLXSW_SP_PBS_LEN ARRAY_SIZE(mlxsw_sp_pbs) @@ -171,20 +171,22 @@ static const u16 mlxsw_sp_pbs[] = { static int mlxsw_sp_port_pb_init(struct mlxsw_sp_port *mlxsw_sp_port) { + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; char pbmc_pl[MLXSW_REG_PBMC_LEN]; int i; mlxsw_reg_pbmc_pack(pbmc_pl, mlxsw_sp_port->local_port, 0xffff, 0xffff / 2); for (i = 0; i < MLXSW_SP_PBS_LEN; i++) { + u16 size = mlxsw_sp_bytes_cells(mlxsw_sp, mlxsw_sp_pbs[i]); + if (i == MLXSW_SP_PB_UNUSED) continue; - mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, i, mlxsw_sp_pbs[i]); + mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, i, size); } mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, MLXSW_REG_PBMC_PORT_SHARED_BUF_IDX, 0); - return mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core, - MLXSW_REG(pbmc), pbmc_pl); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(pbmc), pbmc_pl); } static int mlxsw_sp_port_pb_prio_init(struct mlxsw_sp_port *mlxsw_sp_port) @@ -209,11 +211,25 @@ static int mlxsw_sp_port_headroom_init(struct mlxsw_sp_port *mlxsw_sp_port) return mlxsw_sp_port_pb_prio_init(mlxsw_sp_port); } -#define MLXSW_SP_SB_PR_INGRESS_SIZE \ - (15000000 - (2 * 20000 * MLXSW_PORT_MAX_PORTS)) +static int mlxsw_sp_sb_ports_init(struct mlxsw_sp *mlxsw_sp) +{ + unsigned int max_ports = mlxsw_core_max_ports(mlxsw_sp->core); + + mlxsw_sp->sb.ports = kcalloc(max_ports, sizeof(struct mlxsw_sp_sb_port), + GFP_KERNEL); + if (!mlxsw_sp->sb.ports) + return -ENOMEM; + return 0; +} + +static void mlxsw_sp_sb_ports_fini(struct mlxsw_sp *mlxsw_sp) +{ + kfree(mlxsw_sp->sb.ports); +} + +#define MLXSW_SP_SB_PR_INGRESS_SIZE 12440000 #define MLXSW_SP_SB_PR_INGRESS_MNG_SIZE (200 * 1000) -#define MLXSW_SP_SB_PR_EGRESS_SIZE \ - (14000000 - (8 * 1500 * MLXSW_PORT_MAX_PORTS)) +#define MLXSW_SP_SB_PR_EGRESS_SIZE 13232000 #define MLXSW_SP_SB_PR(_mode, _size) \ { \ @@ -223,18 +239,17 @@ static int mlxsw_sp_port_headroom_init(struct mlxsw_sp_port *mlxsw_sp_port) static const struct mlxsw_sp_sb_pr mlxsw_sp_sb_prs_ingress[] = { MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, - MLXSW_SP_BYTES_TO_CELLS(MLXSW_SP_SB_PR_INGRESS_SIZE)), + MLXSW_SP_SB_PR_INGRESS_SIZE), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, - MLXSW_SP_BYTES_TO_CELLS(MLXSW_SP_SB_PR_INGRESS_MNG_SIZE)), + MLXSW_SP_SB_PR_INGRESS_MNG_SIZE), }; #define MLXSW_SP_SB_PRS_INGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_prs_ingress) static const struct mlxsw_sp_sb_pr mlxsw_sp_sb_prs_egress[] = { - MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, - MLXSW_SP_BYTES_TO_CELLS(MLXSW_SP_SB_PR_EGRESS_SIZE)), + MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, MLXSW_SP_SB_PR_EGRESS_SIZE), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0), MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0), @@ -251,11 +266,9 @@ static int __mlxsw_sp_sb_prs_init(struct mlxsw_sp *mlxsw_sp, int err; for (i = 0; i < prs_len; i++) { - const struct mlxsw_sp_sb_pr *pr; + u32 size = mlxsw_sp_bytes_cells(mlxsw_sp, prs[i].size); - pr = &prs[i]; - err = mlxsw_sp_sb_pr_write(mlxsw_sp, i, dir, - pr->mode, pr->size); + err = mlxsw_sp_sb_pr_write(mlxsw_sp, i, dir, prs[i].mode, size); if (err) return err; } @@ -284,7 +297,7 @@ static int mlxsw_sp_sb_prs_init(struct mlxsw_sp *mlxsw_sp) } static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_ingress[] = { - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(10000), 8, 0), + MLXSW_SP_SB_CM(10000, 8, 0), MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0), MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0), MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0), @@ -293,20 +306,20 @@ static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_ingress[] = { MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0), MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0), MLXSW_SP_SB_CM(0, 0, 0), /* dummy, this PG does not exist */ - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(20000), 1, 3), + MLXSW_SP_SB_CM(20000, 1, 3), }; #define MLXSW_SP_SB_CMS_INGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_cms_ingress) static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_egress[] = { - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(1500), 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), + MLXSW_SP_SB_CM(1500, 9, 0), MLXSW_SP_SB_CM(0, 0, 0), MLXSW_SP_SB_CM(0, 0, 0), MLXSW_SP_SB_CM(0, 0, 0), @@ -330,7 +343,7 @@ static const struct mlxsw_sp_sb_cm mlxsw_sp_cpu_port_sb_cms[] = { MLXSW_SP_CPU_PORT_SB_CM, MLXSW_SP_CPU_PORT_SB_CM, MLXSW_SP_CPU_PORT_SB_CM, - MLXSW_SP_SB_CM(MLXSW_SP_BYTES_TO_CELLS(10000), 0, 0), + MLXSW_SP_SB_CM(10000, 0, 0), MLXSW_SP_CPU_PORT_SB_CM, MLXSW_SP_CPU_PORT_SB_CM, MLXSW_SP_CPU_PORT_SB_CM, @@ -370,13 +383,17 @@ static int __mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port, for (i = 0; i < cms_len; i++) { const struct mlxsw_sp_sb_cm *cm; + u32 min_buff; if (i == 8 && dir == MLXSW_REG_SBXX_DIR_INGRESS) continue; /* PG number 8 does not exist, skip it */ cm = &cms[i]; + /* All pools are initialized using dynamic thresholds, + * therefore 'max_buff' isn't specified in cells. + */ + min_buff = mlxsw_sp_bytes_cells(mlxsw_sp, cm->min_buff); err = mlxsw_sp_sb_cm_write(mlxsw_sp, local_port, i, dir, - cm->min_buff, cm->max_buff, - cm->pool); + min_buff, cm->max_buff, cm->pool); if (err) return err; } @@ -484,21 +501,21 @@ struct mlxsw_sp_sb_mm { } static const struct mlxsw_sp_sb_mm mlxsw_sp_sb_mms[] = { - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), - MLXSW_SP_SB_MM(MLXSW_SP_BYTES_TO_CELLS(20000), 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), + MLXSW_SP_SB_MM(20000, 0xff, 0), }; #define MLXSW_SP_SB_MMS_LEN ARRAY_SIZE(mlxsw_sp_sb_mms) @@ -511,10 +528,15 @@ static int mlxsw_sp_sb_mms_init(struct mlxsw_sp *mlxsw_sp) for (i = 0; i < MLXSW_SP_SB_MMS_LEN; i++) { const struct mlxsw_sp_sb_mm *mc; + u32 min_buff; mc = &mlxsw_sp_sb_mms[i]; - mlxsw_reg_sbmm_pack(sbmm_pl, i, mc->min_buff, - mc->max_buff, mc->pool); + /* All pools are initialized using dynamic thresholds, + * therefore 'max_buff' isn't specified in cells. + */ + min_buff = mlxsw_sp_bytes_cells(mlxsw_sp, mc->min_buff); + mlxsw_reg_sbmm_pack(sbmm_pl, i, min_buff, mc->max_buff, + mc->pool); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbmm), sbmm_pl); if (err) return err; @@ -522,32 +544,53 @@ static int mlxsw_sp_sb_mms_init(struct mlxsw_sp *mlxsw_sp) return 0; } -#define MLXSW_SP_SB_SIZE (16 * 1024 * 1024) - int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp) { + u64 sb_size; int err; - err = mlxsw_sp_sb_prs_init(mlxsw_sp); + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, CELL_SIZE)) + return -EIO; + mlxsw_sp->sb.cell_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, CELL_SIZE); + + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_BUFFER_SIZE)) + return -EIO; + sb_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_BUFFER_SIZE); + + err = mlxsw_sp_sb_ports_init(mlxsw_sp); if (err) return err; + err = mlxsw_sp_sb_prs_init(mlxsw_sp); + if (err) + goto err_sb_prs_init; err = mlxsw_sp_cpu_port_sb_cms_init(mlxsw_sp); if (err) - return err; + goto err_sb_cpu_port_sb_cms_init; err = mlxsw_sp_sb_mms_init(mlxsw_sp); if (err) - return err; - return devlink_sb_register(priv_to_devlink(mlxsw_sp->core), 0, - MLXSW_SP_SB_SIZE, - MLXSW_SP_SB_POOL_COUNT, - MLXSW_SP_SB_POOL_COUNT, - MLXSW_SP_SB_TC_COUNT, - MLXSW_SP_SB_TC_COUNT); + goto err_sb_mms_init; + err = devlink_sb_register(priv_to_devlink(mlxsw_sp->core), 0, sb_size, + MLXSW_SP_SB_POOL_COUNT, + MLXSW_SP_SB_POOL_COUNT, + MLXSW_SP_SB_TC_COUNT, + MLXSW_SP_SB_TC_COUNT); + if (err) + goto err_devlink_sb_register; + + return 0; + +err_devlink_sb_register: +err_sb_mms_init: +err_sb_cpu_port_sb_cms_init: +err_sb_prs_init: + mlxsw_sp_sb_ports_fini(mlxsw_sp); + return err; } void mlxsw_sp_buffers_fini(struct mlxsw_sp *mlxsw_sp) { devlink_sb_unregister(priv_to_devlink(mlxsw_sp->core), 0); + mlxsw_sp_sb_ports_fini(mlxsw_sp); } int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port) @@ -596,7 +639,7 @@ int mlxsw_sp_sb_pool_get(struct mlxsw_core *mlxsw_core, struct mlxsw_sp_sb_pr *pr = mlxsw_sp_sb_pr_get(mlxsw_sp, pool, dir); pool_info->pool_type = (enum devlink_sb_pool_type) dir; - pool_info->size = MLXSW_SP_CELLS_TO_BYTES(pr->size); + pool_info->size = mlxsw_sp_cells_bytes(mlxsw_sp, pr->size); pool_info->threshold_type = (enum devlink_sb_threshold_type) pr->mode; return 0; } @@ -606,9 +649,9 @@ int mlxsw_sp_sb_pool_set(struct mlxsw_core *mlxsw_core, enum devlink_sb_threshold_type threshold_type) { struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); + u32 pool_size = mlxsw_sp_bytes_cells(mlxsw_sp, size); u8 pool = pool_get(pool_index); enum mlxsw_reg_sbxx_dir dir = dir_get(pool_index); - u32 pool_size = MLXSW_SP_BYTES_TO_CELLS(size); enum mlxsw_reg_sbpr_mode mode; if (size > MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_BUFFER_SIZE)) @@ -627,7 +670,7 @@ static u32 mlxsw_sp_sb_threshold_out(struct mlxsw_sp *mlxsw_sp, u8 pool, if (pr->mode == MLXSW_REG_SBPR_MODE_DYNAMIC) return max_buff - MLXSW_SP_SB_THRESHOLD_TO_ALPHA_OFFSET; - return MLXSW_SP_CELLS_TO_BYTES(max_buff); + return mlxsw_sp_cells_bytes(mlxsw_sp, max_buff); } static int mlxsw_sp_sb_threshold_in(struct mlxsw_sp *mlxsw_sp, u8 pool, @@ -645,7 +688,7 @@ static int mlxsw_sp_sb_threshold_in(struct mlxsw_sp *mlxsw_sp, u8 pool, return -EINVAL; *p_max_buff = val; } else { - *p_max_buff = MLXSW_SP_BYTES_TO_CELLS(threshold); + *p_max_buff = mlxsw_sp_bytes_cells(mlxsw_sp, threshold); } return 0; } @@ -761,7 +804,7 @@ static void mlxsw_sp_sb_sr_occ_query_cb(struct mlxsw_core *mlxsw_core, masked_count = 0; for (local_port = cb_ctx.local_port_1; - local_port < MLXSW_PORT_MAX_PORTS; local_port++) { + local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; for (i = 0; i < MLXSW_SP_SB_TC_COUNT; i++) { @@ -775,7 +818,7 @@ static void mlxsw_sp_sb_sr_occ_query_cb(struct mlxsw_core *mlxsw_core, } masked_count = 0; for (local_port = cb_ctx.local_port_1; - local_port < MLXSW_PORT_MAX_PORTS; local_port++) { + local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; for (i = 0; i < MLXSW_SP_SB_TC_COUNT; i++) { @@ -817,7 +860,7 @@ next_batch: mlxsw_reg_sbsr_pg_buff_mask_set(sbsr_pl, i, 1); mlxsw_reg_sbsr_tclass_mask_set(sbsr_pl, i, 1); } - for (; local_port < MLXSW_PORT_MAX_PORTS; local_port++) { + for (; local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, local_port, 1); @@ -847,7 +890,7 @@ do_query: cb_priv); if (err) goto out; - if (local_port < MLXSW_PORT_MAX_PORTS) + if (local_port < mlxsw_core_max_ports(mlxsw_core)) goto next_batch; out: @@ -882,7 +925,7 @@ next_batch: mlxsw_reg_sbsr_pg_buff_mask_set(sbsr_pl, i, 1); mlxsw_reg_sbsr_tclass_mask_set(sbsr_pl, i, 1); } - for (; local_port < MLXSW_PORT_MAX_PORTS; local_port++) { + for (; local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, local_port, 1); @@ -908,7 +951,7 @@ do_query: &bulk_list, NULL, 0); if (err) goto out; - if (local_port < MLXSW_PORT_MAX_PORTS) + if (local_port < mlxsw_core_max_ports(mlxsw_core)) goto next_batch; out: @@ -932,8 +975,8 @@ int mlxsw_sp_sb_occ_port_pool_get(struct mlxsw_core_port *mlxsw_core_port, struct mlxsw_sp_sb_pm *pm = mlxsw_sp_sb_pm_get(mlxsw_sp, local_port, pool, dir); - *p_cur = MLXSW_SP_CELLS_TO_BYTES(pm->occ.cur); - *p_max = MLXSW_SP_CELLS_TO_BYTES(pm->occ.max); + *p_cur = mlxsw_sp_cells_bytes(mlxsw_sp, pm->occ.cur); + *p_max = mlxsw_sp_cells_bytes(mlxsw_sp, pm->occ.max); return 0; } @@ -951,7 +994,7 @@ int mlxsw_sp_sb_occ_tc_port_bind_get(struct mlxsw_core_port *mlxsw_core_port, struct mlxsw_sp_sb_cm *cm = mlxsw_sp_sb_cm_get(mlxsw_sp, local_port, pg_buff, dir); - *p_cur = MLXSW_SP_CELLS_TO_BYTES(cm->occ.cur); - *p_max = MLXSW_SP_CELLS_TO_BYTES(cm->occ.max); + *p_cur = mlxsw_sp_cells_bytes(mlxsw_sp, cm->occ.cur); + *p_max = mlxsw_sp_cells_bytes(mlxsw_sp, cm->occ.max); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c new file mode 100644 index 000000000000..0f46775e0307 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c @@ -0,0 +1,207 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * Copyright (c) 2017 Arkadi Sharshevsky <arkadis@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <linux/kernel.h> +#include <linux/bitops.h> + +#include "spectrum_cnt.h" + +#define MLXSW_SP_COUNTER_POOL_BANK_SIZE 4096 + +struct mlxsw_sp_counter_sub_pool { + unsigned int base_index; + unsigned int size; + unsigned int entry_size; + unsigned int bank_count; +}; + +struct mlxsw_sp_counter_pool { + unsigned int pool_size; + unsigned long *usage; /* Usage bitmap */ + struct mlxsw_sp_counter_sub_pool *sub_pools; +}; + +static struct mlxsw_sp_counter_sub_pool mlxsw_sp_counter_sub_pools[] = { + [MLXSW_SP_COUNTER_SUB_POOL_FLOW] = { + .bank_count = 6, + }, + [MLXSW_SP_COUNTER_SUB_POOL_RIF] = { + .bank_count = 2, + } +}; + +static int mlxsw_sp_counter_pool_validate(struct mlxsw_sp *mlxsw_sp) +{ + unsigned int total_bank_config = 0; + unsigned int pool_size; + int i; + + pool_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, COUNTER_POOL_SIZE); + /* Check config is valid, no bank over subscription */ + for (i = 0; i < ARRAY_SIZE(mlxsw_sp_counter_sub_pools); i++) + total_bank_config += mlxsw_sp_counter_sub_pools[i].bank_count; + if (total_bank_config > pool_size / MLXSW_SP_COUNTER_POOL_BANK_SIZE + 1) + return -EINVAL; + return 0; +} + +static int mlxsw_sp_counter_sub_pools_prepare(struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_counter_sub_pool *sub_pool; + + /* Prepare generic flow pool*/ + sub_pool = &mlxsw_sp_counter_sub_pools[MLXSW_SP_COUNTER_SUB_POOL_FLOW]; + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, COUNTER_SIZE_PACKETS_BYTES)) + return -EIO; + sub_pool->entry_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, + COUNTER_SIZE_PACKETS_BYTES); + /* Prepare erif pool*/ + sub_pool = &mlxsw_sp_counter_sub_pools[MLXSW_SP_COUNTER_SUB_POOL_RIF]; + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, COUNTER_SIZE_ROUTER_BASIC)) + return -EIO; + sub_pool->entry_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, + COUNTER_SIZE_ROUTER_BASIC); + return 0; +} + +int mlxsw_sp_counter_pool_init(struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_counter_sub_pool *sub_pool; + struct mlxsw_sp_counter_pool *pool; + unsigned int base_index; + unsigned int map_size; + int i; + int err; + + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, COUNTER_POOL_SIZE)) + return -EIO; + + err = mlxsw_sp_counter_pool_validate(mlxsw_sp); + if (err) + return err; + + err = mlxsw_sp_counter_sub_pools_prepare(mlxsw_sp); + if (err) + return err; + + pool = kzalloc(sizeof(*pool), GFP_KERNEL); + if (!pool) + return -ENOMEM; + + pool->pool_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, COUNTER_POOL_SIZE); + map_size = BITS_TO_LONGS(pool->pool_size) * sizeof(unsigned long); + + pool->usage = kzalloc(map_size, GFP_KERNEL); + if (!pool->usage) { + err = -ENOMEM; + goto err_usage_alloc; + } + + pool->sub_pools = mlxsw_sp_counter_sub_pools; + /* Allocation is based on bank count which should be + * specified for each sub pool statically. + */ + base_index = 0; + for (i = 0; i < ARRAY_SIZE(mlxsw_sp_counter_sub_pools); i++) { + sub_pool = &pool->sub_pools[i]; + sub_pool->size = sub_pool->bank_count * + MLXSW_SP_COUNTER_POOL_BANK_SIZE; + sub_pool->base_index = base_index; + base_index += sub_pool->size; + /* The last bank can't be fully used */ + if (sub_pool->base_index + sub_pool->size > pool->pool_size) + sub_pool->size = pool->pool_size - sub_pool->base_index; + } + + mlxsw_sp->counter_pool = pool; + return 0; + +err_usage_alloc: + kfree(pool); + return err; +} + +void mlxsw_sp_counter_pool_fini(struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_counter_pool *pool = mlxsw_sp->counter_pool; + + WARN_ON(find_first_bit(pool->usage, pool->pool_size) != + pool->pool_size); + kfree(pool->usage); + kfree(pool); +} + +int mlxsw_sp_counter_alloc(struct mlxsw_sp *mlxsw_sp, + enum mlxsw_sp_counter_sub_pool_id sub_pool_id, + unsigned int *p_counter_index) +{ + struct mlxsw_sp_counter_pool *pool = mlxsw_sp->counter_pool; + struct mlxsw_sp_counter_sub_pool *sub_pool; + unsigned int entry_index; + unsigned int stop_index; + int i; + + sub_pool = &mlxsw_sp_counter_sub_pools[sub_pool_id]; + stop_index = sub_pool->base_index + sub_pool->size; + entry_index = sub_pool->base_index; + + entry_index = find_next_zero_bit(pool->usage, stop_index, entry_index); + if (entry_index == stop_index) + return -ENOBUFS; + /* The sub-pools can contain non-integer number of entries + * so we must check for overflow + */ + if (entry_index + sub_pool->entry_size > stop_index) + return -ENOBUFS; + for (i = 0; i < sub_pool->entry_size; i++) + __set_bit(entry_index + i, pool->usage); + + *p_counter_index = entry_index; + return 0; +} + +void mlxsw_sp_counter_free(struct mlxsw_sp *mlxsw_sp, + enum mlxsw_sp_counter_sub_pool_id sub_pool_id, + unsigned int counter_index) +{ + struct mlxsw_sp_counter_pool *pool = mlxsw_sp->counter_pool; + struct mlxsw_sp_counter_sub_pool *sub_pool; + int i; + + if (WARN_ON(counter_index >= pool->pool_size)) + return; + sub_pool = &mlxsw_sp_counter_sub_pools[sub_pool_id]; + for (i = 0; i < sub_pool->entry_size; i++) + __clear_bit(counter_index + i, pool->usage); +} diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h new file mode 100644 index 000000000000..fd34d0a01073 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h @@ -0,0 +1,54 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * Copyright (c) 2017 Arkadi Sharshevsky <arkdis@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MLXSW_SPECTRUM_CNT_H +#define _MLXSW_SPECTRUM_CNT_H + +#include "spectrum.h" + +enum mlxsw_sp_counter_sub_pool_id { + MLXSW_SP_COUNTER_SUB_POOL_FLOW, + MLXSW_SP_COUNTER_SUB_POOL_RIF, +}; + +int mlxsw_sp_counter_alloc(struct mlxsw_sp *mlxsw_sp, + enum mlxsw_sp_counter_sub_pool_id sub_pool_id, + unsigned int *p_counter_index); +void mlxsw_sp_counter_free(struct mlxsw_sp *mlxsw_sp, + enum mlxsw_sp_counter_sub_pool_id sub_pool_id, + unsigned int counter_index); +int mlxsw_sp_counter_pool_init(struct mlxsw_sp *mlxsw_sp); +void mlxsw_sp_counter_pool_fini(struct mlxsw_sp *mlxsw_sp); + +#endif diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c new file mode 100644 index 000000000000..ea56f6ade6b4 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c @@ -0,0 +1,351 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * Copyright (c) 2017 Arkadi Sharshevsky <arakdis@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <linux/kernel.h> +#include <net/devlink.h> + +#include "spectrum.h" +#include "spectrum_dpipe.h" +#include "spectrum_router.h" + +enum mlxsw_sp_field_metadata_id { + MLXSW_SP_DPIPE_FIELD_METADATA_ERIF_PORT, + MLXSW_SP_DPIPE_FIELD_METADATA_L3_FORWARD, + MLXSW_SP_DPIPE_FIELD_METADATA_L3_DROP, +}; + +static struct devlink_dpipe_field mlxsw_sp_dpipe_fields_metadata[] = { + { .name = "erif_port", + .id = MLXSW_SP_DPIPE_FIELD_METADATA_ERIF_PORT, + .bitwidth = 32, + .mapping_type = DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX, + }, + { .name = "l3_forward", + .id = MLXSW_SP_DPIPE_FIELD_METADATA_L3_FORWARD, + .bitwidth = 1, + }, + { .name = "l3_drop", + .id = MLXSW_SP_DPIPE_FIELD_METADATA_L3_DROP, + .bitwidth = 1, + }, +}; + +enum mlxsw_sp_dpipe_header_id { + MLXSW_SP_DPIPE_HEADER_METADATA, +}; + +static struct devlink_dpipe_header mlxsw_sp_dpipe_header_metadata = { + .name = "mlxsw_meta", + .id = MLXSW_SP_DPIPE_HEADER_METADATA, + .fields = mlxsw_sp_dpipe_fields_metadata, + .fields_count = ARRAY_SIZE(mlxsw_sp_dpipe_fields_metadata), +}; + +static struct devlink_dpipe_header *mlxsw_dpipe_headers[] = { + &mlxsw_sp_dpipe_header_metadata, +}; + +static struct devlink_dpipe_headers mlxsw_sp_dpipe_headers = { + .headers = mlxsw_dpipe_headers, + .headers_count = ARRAY_SIZE(mlxsw_dpipe_headers), +}; + +static int mlxsw_sp_dpipe_table_erif_actions_dump(void *priv, + struct sk_buff *skb) +{ + struct devlink_dpipe_action action = {0}; + int err; + + action.type = DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY; + action.header = &mlxsw_sp_dpipe_header_metadata; + action.field_id = MLXSW_SP_DPIPE_FIELD_METADATA_L3_FORWARD; + + err = devlink_dpipe_action_put(skb, &action); + if (err) + return err; + + action.type = DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY; + action.header = &mlxsw_sp_dpipe_header_metadata; + action.field_id = MLXSW_SP_DPIPE_FIELD_METADATA_L3_DROP; + + return devlink_dpipe_action_put(skb, &action); +} + +static int mlxsw_sp_dpipe_table_erif_matches_dump(void *priv, + struct sk_buff *skb) +{ + struct devlink_dpipe_match match = {0}; + + match.type = DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT; + match.header = &mlxsw_sp_dpipe_header_metadata; + match.field_id = MLXSW_SP_DPIPE_FIELD_METADATA_ERIF_PORT; + + return devlink_dpipe_match_put(skb, &match); +} + +static void mlxsw_sp_erif_entry_clear(struct devlink_dpipe_entry *entry) +{ + unsigned int value_count, value_index; + struct devlink_dpipe_value *value; + + value = entry->action_values; + value_count = entry->action_values_count; + for (value_index = 0; value_index < value_count; value_index++) { + kfree(value[value_index].value); + kfree(value[value_index].mask); + } + + value = entry->match_values; + value_count = entry->match_values_count; + for (value_index = 0; value_index < value_count; value_index++) { + kfree(value[value_index].value); + kfree(value[value_index].mask); + } +} + +static void +mlxsw_sp_erif_match_action_prepare(struct devlink_dpipe_match *match, + struct devlink_dpipe_action *action) +{ + action->type = DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY; + action->header = &mlxsw_sp_dpipe_header_metadata; + action->field_id = MLXSW_SP_DPIPE_FIELD_METADATA_L3_FORWARD; + + match->type = DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT; + match->header = &mlxsw_sp_dpipe_header_metadata; + match->field_id = MLXSW_SP_DPIPE_FIELD_METADATA_ERIF_PORT; +} + +static int mlxsw_sp_erif_entry_prepare(struct devlink_dpipe_entry *entry, + struct devlink_dpipe_value *match_value, + struct devlink_dpipe_match *match, + struct devlink_dpipe_value *action_value, + struct devlink_dpipe_action *action) +{ + entry->match_values = match_value; + entry->match_values_count = 1; + + entry->action_values = action_value; + entry->action_values_count = 1; + + match_value->match = match; + match_value->value_size = sizeof(u32); + match_value->value = kmalloc(match_value->value_size, GFP_KERNEL); + if (!match_value->value) + return -ENOMEM; + + action_value->action = action; + action_value->value_size = sizeof(u32); + action_value->value = kmalloc(action_value->value_size, GFP_KERNEL); + if (!action_value->value) + goto err_action_alloc; + return 0; + +err_action_alloc: + kfree(match_value->value); + return -ENOMEM; +} + +static int mlxsw_sp_erif_entry_get(struct mlxsw_sp *mlxsw_sp, + struct devlink_dpipe_entry *entry, + struct mlxsw_sp_rif *rif, + bool counters_enabled) +{ + u32 *action_value; + u32 *rif_value; + u64 cnt; + int err; + + /* Set Match RIF index */ + rif_value = entry->match_values->value; + *rif_value = mlxsw_sp_rif_index(rif); + entry->match_values->mapping_value = mlxsw_sp_rif_dev_ifindex(rif); + entry->match_values->mapping_valid = true; + + /* Set Action Forwarding */ + action_value = entry->action_values->value; + *action_value = 1; + + entry->counter_valid = false; + entry->counter = 0; + if (!counters_enabled) + return 0; + + entry->index = mlxsw_sp_rif_index(rif); + err = mlxsw_sp_rif_counter_value_get(mlxsw_sp, rif, + MLXSW_SP_RIF_COUNTER_EGRESS, + &cnt); + if (!err) { + entry->counter = cnt; + entry->counter_valid = true; + } + return 0; +} + +static int +mlxsw_sp_table_erif_entries_dump(void *priv, bool counters_enabled, + struct devlink_dpipe_dump_ctx *dump_ctx) +{ + struct devlink_dpipe_value match_value = {{0}}, action_value = {{0}}; + struct devlink_dpipe_action action = {0}; + struct devlink_dpipe_match match = {0}; + struct devlink_dpipe_entry entry = {0}; + struct mlxsw_sp *mlxsw_sp = priv; + unsigned int rif_count; + int i, j; + int err; + + mlxsw_sp_erif_match_action_prepare(&match, &action); + err = mlxsw_sp_erif_entry_prepare(&entry, &match_value, &match, + &action_value, &action); + if (err) + return err; + + rif_count = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); + rtnl_lock(); + i = 0; +start_again: + err = devlink_dpipe_entry_ctx_prepare(dump_ctx); + if (err) + return err; + j = 0; + for (; i < rif_count; i++) { + if (!mlxsw_sp->rifs[i]) + continue; + err = mlxsw_sp_erif_entry_get(mlxsw_sp, &entry, + mlxsw_sp->rifs[i], + counters_enabled); + if (err) + goto err_entry_get; + err = devlink_dpipe_entry_ctx_append(dump_ctx, &entry); + if (err) { + if (err == -EMSGSIZE) { + if (!j) + goto err_entry_append; + break; + } + goto err_entry_append; + } + j++; + } + + devlink_dpipe_entry_ctx_close(dump_ctx); + if (i != rif_count) + goto start_again; + rtnl_unlock(); + + mlxsw_sp_erif_entry_clear(&entry); + return 0; +err_entry_append: +err_entry_get: + rtnl_unlock(); + mlxsw_sp_erif_entry_clear(&entry); + return err; +} + +static int mlxsw_sp_table_erif_counters_update(void *priv, bool enable) +{ + struct mlxsw_sp *mlxsw_sp = priv; + int i; + + rtnl_lock(); + for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) { + if (!mlxsw_sp->rifs[i]) + continue; + if (enable) + mlxsw_sp_rif_counter_alloc(mlxsw_sp, + mlxsw_sp->rifs[i], + MLXSW_SP_RIF_COUNTER_EGRESS); + else + mlxsw_sp_rif_counter_free(mlxsw_sp, + mlxsw_sp->rifs[i], + MLXSW_SP_RIF_COUNTER_EGRESS); + } + rtnl_unlock(); + return 0; +} + +static struct devlink_dpipe_table_ops mlxsw_sp_erif_ops = { + .matches_dump = mlxsw_sp_dpipe_table_erif_matches_dump, + .actions_dump = mlxsw_sp_dpipe_table_erif_actions_dump, + .entries_dump = mlxsw_sp_table_erif_entries_dump, + .counters_set_update = mlxsw_sp_table_erif_counters_update, +}; + +static int mlxsw_sp_dpipe_erif_table_init(struct mlxsw_sp *mlxsw_sp) +{ + struct devlink *devlink = priv_to_devlink(mlxsw_sp->core); + u64 table_size; + + table_size = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); + return devlink_dpipe_table_register(devlink, + MLXSW_SP_DPIPE_TABLE_NAME_ERIF, + &mlxsw_sp_erif_ops, + mlxsw_sp, table_size, + false); +} + +static void mlxsw_sp_dpipe_erif_table_fini(struct mlxsw_sp *mlxsw_sp) +{ + struct devlink *devlink = priv_to_devlink(mlxsw_sp->core); + + devlink_dpipe_table_unregister(devlink, MLXSW_SP_DPIPE_TABLE_NAME_ERIF); +} + +int mlxsw_sp_dpipe_init(struct mlxsw_sp *mlxsw_sp) +{ + struct devlink *devlink = priv_to_devlink(mlxsw_sp->core); + int err; + + err = devlink_dpipe_headers_register(devlink, + &mlxsw_sp_dpipe_headers); + if (err) + return err; + err = mlxsw_sp_dpipe_erif_table_init(mlxsw_sp); + if (err) + goto err_erif_register; + return 0; + +err_erif_register: + devlink_dpipe_headers_unregister(priv_to_devlink(mlxsw_sp->core)); + return err; +} + +void mlxsw_sp_dpipe_fini(struct mlxsw_sp *mlxsw_sp) +{ + struct devlink *devlink = priv_to_devlink(mlxsw_sp->core); + + mlxsw_sp_dpipe_erif_table_fini(mlxsw_sp); + devlink_dpipe_headers_unregister(devlink); +} diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.h new file mode 100644 index 000000000000..d2089298cba3 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.h @@ -0,0 +1,43 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.h + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * Copyright (c) 2017 Arkadi Sharshevsky <arkadis@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MLXSW_PIPELINE_H_ +#define _MLXSW_PIPELINE_H_ + +int mlxsw_sp_dpipe_init(struct mlxsw_sp *mlxsw_sp); +void mlxsw_sp_dpipe_fini(struct mlxsw_sp *mlxsw_sp); + +#define MLXSW_SP_DPIPE_TABLE_NAME_ERIF "mlxsw_erif" + +#endif /* _MLXSW_PIPELINE_H_*/ diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c index ae6cccc666e4..3e7a0bcbba72 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c @@ -39,6 +39,7 @@ #include <net/pkt_cls.h> #include <net/tc_act/tc_gact.h> #include <net/tc_act/tc_mirred.h> +#include <net/tc_act/tc_vlan.h> #include "spectrum.h" #include "core_acl_flex_keys.h" @@ -55,6 +56,11 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp, if (tc_no_actions(exts)) return 0; + /* Count action is inserted first */ + err = mlxsw_sp_acl_rulei_act_count(mlxsw_sp, rulei); + if (err) + return err; + tcf_exts_to_list(exts, &actions); list_for_each_entry(a, &actions, list) { if (is_tcf_gact_shot(a)) { @@ -73,6 +79,15 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp, out_dev); if (err) return err; + } else if (is_tcf_vlan(a)) { + u16 proto = be16_to_cpu(tcf_vlan_push_proto(a)); + u32 action = tcf_vlan_action(a); + u8 prio = tcf_vlan_push_prio(a); + u16 vid = tcf_vlan_push_vid(a); + + return mlxsw_sp_acl_rulei_act_vlan(mlxsw_sp, rulei, + action, vid, + proto, prio); } else { dev_err(mlxsw_sp->bus_info->dev, "Unsupported action\n"); return -EOPNOTSUPP; @@ -173,7 +188,8 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp, BIT(FLOW_DISSECTOR_KEY_ETH_ADDRS) | BIT(FLOW_DISSECTOR_KEY_IPV4_ADDRS) | BIT(FLOW_DISSECTOR_KEY_IPV6_ADDRS) | - BIT(FLOW_DISSECTOR_KEY_PORTS))) { + BIT(FLOW_DISSECTOR_KEY_PORTS) | + BIT(FLOW_DISSECTOR_KEY_VLAN))) { dev_err(mlxsw_sp->bus_info->dev, "Unsupported key\n"); return -EOPNOTSUPP; } @@ -234,6 +250,27 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp, sizeof(key->src)); } + if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_VLAN)) { + struct flow_dissector_key_vlan *key = + skb_flow_dissector_target(f->dissector, + FLOW_DISSECTOR_KEY_VLAN, + f->key); + struct flow_dissector_key_vlan *mask = + skb_flow_dissector_target(f->dissector, + FLOW_DISSECTOR_KEY_VLAN, + f->mask); + if (mask->vlan_id != 0) + mlxsw_sp_acl_rulei_keymask_u32(rulei, + MLXSW_AFK_ELEMENT_VID, + key->vlan_id, + mask->vlan_id); + if (mask->vlan_priority != 0) + mlxsw_sp_acl_rulei_keymask_u32(rulei, + MLXSW_AFK_ELEMENT_PCP, + key->vlan_priority, + mask->vlan_priority); + } + if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) mlxsw_sp_flower_parse_ipv4(rulei, f); @@ -314,3 +351,47 @@ void mlxsw_sp_flower_destroy(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress, mlxsw_sp_acl_ruleset_put(mlxsw_sp, ruleset); } + +int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress, + struct tc_cls_flower_offload *f) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + struct mlxsw_sp_acl_ruleset *ruleset; + struct mlxsw_sp_acl_rule *rule; + struct tc_action *a; + LIST_HEAD(actions); + u64 packets; + u64 lastuse; + u64 bytes; + int err; + + ruleset = mlxsw_sp_acl_ruleset_get(mlxsw_sp, mlxsw_sp_port->dev, + ingress, + MLXSW_SP_ACL_PROFILE_FLOWER); + if (WARN_ON(IS_ERR(ruleset))) + return -EINVAL; + + rule = mlxsw_sp_acl_rule_lookup(mlxsw_sp, ruleset, f->cookie); + if (!rule) + return -EINVAL; + + err = mlxsw_sp_acl_rule_get_stats(mlxsw_sp, rule, &packets, &bytes, + &lastuse); + if (err) + goto err_rule_get_stats; + + preempt_disable(); + + tcf_exts_to_list(f->exts, &actions); + list_for_each_entry(a, &actions, list) + tcf_action_stats_update(a, bytes, packets, lastuse); + + preempt_enable(); + + mlxsw_sp_acl_ruleset_put(mlxsw_sp, ruleset); + return 0; + +err_rule_get_stats: + mlxsw_sp_acl_ruleset_put(mlxsw_sp, ruleset); + return err; +} diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c index ac321e8e5c1a..26c26cd30c3d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c @@ -45,7 +45,8 @@ (MLXSW_SP_KVD_LINEAR_SIZE - MLXSW_SP_KVDL_CHUNKS_BASE) #define MLXSW_SP_CHUNK_MAX 32 -int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count) +int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count, + u32 *p_entry_index) { int entry_index; int size; @@ -72,7 +73,8 @@ int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count) for (i = 0; i < type_entries; i++) set_bit(entry_index + i, mlxsw_sp->kvdl.usage); - return entry_index; + *p_entry_index = entry_index; + return 0; } return -ENOBUFS; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index bd8de6b9be71..c70c59181014 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -41,14 +41,184 @@ #include <linux/in6.h> #include <linux/notifier.h> #include <linux/inetdevice.h> +#include <linux/netdevice.h> #include <net/netevent.h> #include <net/neighbour.h> #include <net/arp.h> #include <net/ip_fib.h> +#include <net/fib_rules.h> +#include <net/l3mdev.h> #include "spectrum.h" #include "core.h" #include "reg.h" +#include "spectrum_cnt.h" +#include "spectrum_dpipe.h" +#include "spectrum_router.h" + +struct mlxsw_sp_rif { + struct list_head nexthop_list; + struct list_head neigh_list; + struct net_device *dev; + struct mlxsw_sp_fid *f; + unsigned char addr[ETH_ALEN]; + int mtu; + u16 rif_index; + u16 vr_id; + unsigned int counter_ingress; + bool counter_ingress_valid; + unsigned int counter_egress; + bool counter_egress_valid; +}; + +static unsigned int * +mlxsw_sp_rif_p_counter_get(struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir) +{ + switch (dir) { + case MLXSW_SP_RIF_COUNTER_EGRESS: + return &rif->counter_egress; + case MLXSW_SP_RIF_COUNTER_INGRESS: + return &rif->counter_ingress; + } + return NULL; +} + +static bool +mlxsw_sp_rif_counter_valid_get(struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir) +{ + switch (dir) { + case MLXSW_SP_RIF_COUNTER_EGRESS: + return rif->counter_egress_valid; + case MLXSW_SP_RIF_COUNTER_INGRESS: + return rif->counter_ingress_valid; + } + return false; +} + +static void +mlxsw_sp_rif_counter_valid_set(struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir, + bool valid) +{ + switch (dir) { + case MLXSW_SP_RIF_COUNTER_EGRESS: + rif->counter_egress_valid = valid; + break; + case MLXSW_SP_RIF_COUNTER_INGRESS: + rif->counter_ingress_valid = valid; + break; + } +} + +static int mlxsw_sp_rif_counter_edit(struct mlxsw_sp *mlxsw_sp, u16 rif_index, + unsigned int counter_index, bool enable, + enum mlxsw_sp_rif_counter_dir dir) +{ + char ritr_pl[MLXSW_REG_RITR_LEN]; + bool is_egress = false; + int err; + + if (dir == MLXSW_SP_RIF_COUNTER_EGRESS) + is_egress = true; + mlxsw_reg_ritr_rif_pack(ritr_pl, rif_index); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); + if (err) + return err; + + mlxsw_reg_ritr_counter_pack(ritr_pl, counter_index, enable, + is_egress); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); +} + +int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir, u64 *cnt) +{ + char ricnt_pl[MLXSW_REG_RICNT_LEN]; + unsigned int *p_counter_index; + bool valid; + int err; + + valid = mlxsw_sp_rif_counter_valid_get(rif, dir); + if (!valid) + return -EINVAL; + + p_counter_index = mlxsw_sp_rif_p_counter_get(rif, dir); + if (!p_counter_index) + return -EINVAL; + mlxsw_reg_ricnt_pack(ricnt_pl, *p_counter_index, + MLXSW_REG_RICNT_OPCODE_NOP); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ricnt), ricnt_pl); + if (err) + return err; + *cnt = mlxsw_reg_ricnt_good_unicast_packets_get(ricnt_pl); + return 0; +} + +static int mlxsw_sp_rif_counter_clear(struct mlxsw_sp *mlxsw_sp, + unsigned int counter_index) +{ + char ricnt_pl[MLXSW_REG_RICNT_LEN]; + + mlxsw_reg_ricnt_pack(ricnt_pl, counter_index, + MLXSW_REG_RICNT_OPCODE_CLEAR); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ricnt), ricnt_pl); +} + +int mlxsw_sp_rif_counter_alloc(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir) +{ + unsigned int *p_counter_index; + int err; + + p_counter_index = mlxsw_sp_rif_p_counter_get(rif, dir); + if (!p_counter_index) + return -EINVAL; + err = mlxsw_sp_counter_alloc(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_RIF, + p_counter_index); + if (err) + return err; + + err = mlxsw_sp_rif_counter_clear(mlxsw_sp, *p_counter_index); + if (err) + goto err_counter_clear; + + err = mlxsw_sp_rif_counter_edit(mlxsw_sp, rif->rif_index, + *p_counter_index, true, dir); + if (err) + goto err_counter_edit; + mlxsw_sp_rif_counter_valid_set(rif, dir, true); + return 0; + +err_counter_edit: +err_counter_clear: + mlxsw_sp_counter_free(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_RIF, + *p_counter_index); + return err; +} + +void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir) +{ + unsigned int *p_counter_index; + + p_counter_index = mlxsw_sp_rif_p_counter_get(rif, dir); + if (WARN_ON(!p_counter_index)) + return; + mlxsw_sp_rif_counter_edit(mlxsw_sp, rif->rif_index, + *p_counter_index, false, dir); + mlxsw_sp_counter_free(mlxsw_sp, MLXSW_SP_COUNTER_SUB_POOL_RIF, + *p_counter_index); + mlxsw_sp_rif_counter_valid_set(rif, dir, false); +} + +static struct mlxsw_sp_rif * +mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp, + const struct net_device *dev); #define mlxsw_sp_prefix_usage_for_each(prefix, prefix_usage) \ for_each_set_bit(prefix, (prefix_usage)->b, MLXSW_SP_PREFIX_COUNT) @@ -89,12 +259,6 @@ mlxsw_sp_prefix_usage_cpy(struct mlxsw_sp_prefix_usage *prefix_usage1, } static void -mlxsw_sp_prefix_usage_zero(struct mlxsw_sp_prefix_usage *prefix_usage) -{ - memset(prefix_usage, 0, sizeof(*prefix_usage)); -} - -static void mlxsw_sp_prefix_usage_set(struct mlxsw_sp_prefix_usage *prefix_usage, unsigned char prefix_len) { @@ -125,7 +289,7 @@ struct mlxsw_sp_fib_node { struct list_head entry_list; struct list_head list; struct rhash_head ht_node; - struct mlxsw_sp_vr *vr; + struct mlxsw_sp_fib *fib; struct mlxsw_sp_fib_key key; }; @@ -149,13 +313,17 @@ struct mlxsw_sp_fib_entry { struct mlxsw_sp_fib { struct rhashtable ht; struct list_head node_list; + struct mlxsw_sp_vr *vr; + struct mlxsw_sp_lpm_tree *lpm_tree; unsigned long prefix_ref_count[MLXSW_SP_PREFIX_COUNT]; struct mlxsw_sp_prefix_usage prefix_usage; + enum mlxsw_sp_l3proto proto; }; static const struct rhashtable_params mlxsw_sp_fib_ht_params; -static struct mlxsw_sp_fib *mlxsw_sp_fib_create(void) +static struct mlxsw_sp_fib *mlxsw_sp_fib_create(struct mlxsw_sp_vr *vr, + enum mlxsw_sp_l3proto proto) { struct mlxsw_sp_fib *fib; int err; @@ -167,6 +335,8 @@ static struct mlxsw_sp_fib *mlxsw_sp_fib_create(void) if (err) goto err_rhashtable_init; INIT_LIST_HEAD(&fib->node_list); + fib->proto = proto; + fib->vr = vr; return fib; err_rhashtable_init: @@ -177,24 +347,21 @@ err_rhashtable_init: static void mlxsw_sp_fib_destroy(struct mlxsw_sp_fib *fib) { WARN_ON(!list_empty(&fib->node_list)); + WARN_ON(fib->lpm_tree); rhashtable_destroy(&fib->ht); kfree(fib); } static struct mlxsw_sp_lpm_tree * -mlxsw_sp_lpm_tree_find_unused(struct mlxsw_sp *mlxsw_sp, bool one_reserved) +mlxsw_sp_lpm_tree_find_unused(struct mlxsw_sp *mlxsw_sp) { static struct mlxsw_sp_lpm_tree *lpm_tree; int i; - for (i = 0; i < MLXSW_SP_LPM_TREE_COUNT; i++) { - lpm_tree = &mlxsw_sp->router.lpm_trees[i]; - if (lpm_tree->ref_count == 0) { - if (one_reserved) - one_reserved = false; - else - return lpm_tree; - } + for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) { + lpm_tree = &mlxsw_sp->router.lpm.trees[i]; + if (lpm_tree->ref_count == 0) + return lpm_tree; } return NULL; } @@ -248,12 +415,12 @@ mlxsw_sp_lpm_tree_left_struct_set(struct mlxsw_sp *mlxsw_sp, static struct mlxsw_sp_lpm_tree * mlxsw_sp_lpm_tree_create(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_prefix_usage *prefix_usage, - enum mlxsw_sp_l3proto proto, bool one_reserved) + enum mlxsw_sp_l3proto proto) { struct mlxsw_sp_lpm_tree *lpm_tree; int err; - lpm_tree = mlxsw_sp_lpm_tree_find_unused(mlxsw_sp, one_reserved); + lpm_tree = mlxsw_sp_lpm_tree_find_unused(mlxsw_sp); if (!lpm_tree) return ERR_PTR(-EBUSY); lpm_tree->proto = proto; @@ -283,13 +450,13 @@ static int mlxsw_sp_lpm_tree_destroy(struct mlxsw_sp *mlxsw_sp, static struct mlxsw_sp_lpm_tree * mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_prefix_usage *prefix_usage, - enum mlxsw_sp_l3proto proto, bool one_reserved) + enum mlxsw_sp_l3proto proto) { struct mlxsw_sp_lpm_tree *lpm_tree; int i; - for (i = 0; i < MLXSW_SP_LPM_TREE_COUNT; i++) { - lpm_tree = &mlxsw_sp->router.lpm_trees[i]; + for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) { + lpm_tree = &mlxsw_sp->router.lpm.trees[i]; if (lpm_tree->ref_count != 0 && lpm_tree->proto == proto && mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage, @@ -297,7 +464,7 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp, goto inc_ref_count; } lpm_tree = mlxsw_sp_lpm_tree_create(mlxsw_sp, prefix_usage, - proto, one_reserved); + proto); if (IS_ERR(lpm_tree)) return lpm_tree; @@ -314,15 +481,41 @@ static int mlxsw_sp_lpm_tree_put(struct mlxsw_sp *mlxsw_sp, return 0; } -static void mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp) +#define MLXSW_SP_LPM_TREE_MIN 2 /* trees 0 and 1 are reserved */ + +static int mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp) { struct mlxsw_sp_lpm_tree *lpm_tree; + u64 max_trees; int i; - for (i = 0; i < MLXSW_SP_LPM_TREE_COUNT; i++) { - lpm_tree = &mlxsw_sp->router.lpm_trees[i]; + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LPM_TREES)) + return -EIO; + + max_trees = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_LPM_TREES); + mlxsw_sp->router.lpm.tree_count = max_trees - MLXSW_SP_LPM_TREE_MIN; + mlxsw_sp->router.lpm.trees = kcalloc(mlxsw_sp->router.lpm.tree_count, + sizeof(struct mlxsw_sp_lpm_tree), + GFP_KERNEL); + if (!mlxsw_sp->router.lpm.trees) + return -ENOMEM; + + for (i = 0; i < mlxsw_sp->router.lpm.tree_count; i++) { + lpm_tree = &mlxsw_sp->router.lpm.trees[i]; lpm_tree->id = i + MLXSW_SP_LPM_TREE_MIN; } + + return 0; +} + +static void mlxsw_sp_lpm_fini(struct mlxsw_sp *mlxsw_sp) +{ + kfree(mlxsw_sp->router.lpm.trees); +} + +static bool mlxsw_sp_vr_is_used(const struct mlxsw_sp_vr *vr) +{ + return !!vr->fib4; } static struct mlxsw_sp_vr *mlxsw_sp_vr_find_unused(struct mlxsw_sp *mlxsw_sp) @@ -332,31 +525,31 @@ static struct mlxsw_sp_vr *mlxsw_sp_vr_find_unused(struct mlxsw_sp *mlxsw_sp) for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) { vr = &mlxsw_sp->router.vrs[i]; - if (!vr->used) + if (!mlxsw_sp_vr_is_used(vr)) return vr; } return NULL; } static int mlxsw_sp_vr_lpm_tree_bind(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_vr *vr) + const struct mlxsw_sp_fib *fib) { char raltb_pl[MLXSW_REG_RALTB_LEN]; - mlxsw_reg_raltb_pack(raltb_pl, vr->id, - (enum mlxsw_reg_ralxx_protocol) vr->proto, - vr->lpm_tree->id); + mlxsw_reg_raltb_pack(raltb_pl, fib->vr->id, + (enum mlxsw_reg_ralxx_protocol) fib->proto, + fib->lpm_tree->id); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raltb), raltb_pl); } static int mlxsw_sp_vr_lpm_tree_unbind(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_vr *vr) + const struct mlxsw_sp_fib *fib) { char raltb_pl[MLXSW_REG_RALTB_LEN]; /* Bind to tree 0 which is default */ - mlxsw_reg_raltb_pack(raltb_pl, vr->id, - (enum mlxsw_reg_ralxx_protocol) vr->proto, 0); + mlxsw_reg_raltb_pack(raltb_pl, fib->vr->id, + (enum mlxsw_reg_ralxx_protocol) fib->proto, 0); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raltb), raltb_pl); } @@ -369,8 +562,7 @@ static u32 mlxsw_sp_fix_tb_id(u32 tb_id) } static struct mlxsw_sp_vr *mlxsw_sp_vr_find(struct mlxsw_sp *mlxsw_sp, - u32 tb_id, - enum mlxsw_sp_l3proto proto) + u32 tb_id) { struct mlxsw_sp_vr *vr; int i; @@ -379,69 +571,50 @@ static struct mlxsw_sp_vr *mlxsw_sp_vr_find(struct mlxsw_sp *mlxsw_sp, for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) { vr = &mlxsw_sp->router.vrs[i]; - if (vr->used && vr->proto == proto && vr->tb_id == tb_id) + if (mlxsw_sp_vr_is_used(vr) && vr->tb_id == tb_id) return vr; } return NULL; } +static struct mlxsw_sp_fib *mlxsw_sp_vr_fib(const struct mlxsw_sp_vr *vr, + enum mlxsw_sp_l3proto proto) +{ + switch (proto) { + case MLXSW_SP_L3_PROTO_IPV4: + return vr->fib4; + case MLXSW_SP_L3_PROTO_IPV6: + BUG_ON(1); + } + return NULL; +} + static struct mlxsw_sp_vr *mlxsw_sp_vr_create(struct mlxsw_sp *mlxsw_sp, - unsigned char prefix_len, - u32 tb_id, - enum mlxsw_sp_l3proto proto) + u32 tb_id) { - struct mlxsw_sp_prefix_usage req_prefix_usage; - struct mlxsw_sp_lpm_tree *lpm_tree; struct mlxsw_sp_vr *vr; - int err; vr = mlxsw_sp_vr_find_unused(mlxsw_sp); if (!vr) return ERR_PTR(-EBUSY); - vr->fib = mlxsw_sp_fib_create(); - if (IS_ERR(vr->fib)) - return ERR_CAST(vr->fib); - - vr->proto = proto; + vr->fib4 = mlxsw_sp_fib_create(vr, MLXSW_SP_L3_PROTO_IPV4); + if (IS_ERR(vr->fib4)) + return ERR_CAST(vr->fib4); vr->tb_id = tb_id; - mlxsw_sp_prefix_usage_zero(&req_prefix_usage); - mlxsw_sp_prefix_usage_set(&req_prefix_usage, prefix_len); - lpm_tree = mlxsw_sp_lpm_tree_get(mlxsw_sp, &req_prefix_usage, - proto, true); - if (IS_ERR(lpm_tree)) { - err = PTR_ERR(lpm_tree); - goto err_tree_get; - } - vr->lpm_tree = lpm_tree; - err = mlxsw_sp_vr_lpm_tree_bind(mlxsw_sp, vr); - if (err) - goto err_tree_bind; - - vr->used = true; return vr; - -err_tree_bind: - mlxsw_sp_lpm_tree_put(mlxsw_sp, vr->lpm_tree); -err_tree_get: - mlxsw_sp_fib_destroy(vr->fib); - - return ERR_PTR(err); } -static void mlxsw_sp_vr_destroy(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_vr *vr) +static void mlxsw_sp_vr_destroy(struct mlxsw_sp_vr *vr) { - mlxsw_sp_vr_lpm_tree_unbind(mlxsw_sp, vr); - mlxsw_sp_lpm_tree_put(mlxsw_sp, vr->lpm_tree); - mlxsw_sp_fib_destroy(vr->fib); - vr->used = false; + mlxsw_sp_fib_destroy(vr->fib4); + vr->fib4 = NULL; } static int -mlxsw_sp_vr_lpm_tree_check(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr, +mlxsw_sp_vr_lpm_tree_check(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib *fib, struct mlxsw_sp_prefix_usage *req_prefix_usage) { - struct mlxsw_sp_lpm_tree *lpm_tree = vr->lpm_tree; + struct mlxsw_sp_lpm_tree *lpm_tree = fib->lpm_tree; struct mlxsw_sp_lpm_tree *new_tree; int err; @@ -449,7 +622,7 @@ mlxsw_sp_vr_lpm_tree_check(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr, return 0; new_tree = mlxsw_sp_lpm_tree_get(mlxsw_sp, req_prefix_usage, - vr->proto, false); + fib->proto); if (IS_ERR(new_tree)) { /* We failed to get a tree according to the required * prefix usage. However, the current tree might be still good @@ -463,8 +636,8 @@ mlxsw_sp_vr_lpm_tree_check(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr, } /* Prevent packet loss by overwriting existing binding */ - vr->lpm_tree = new_tree; - err = mlxsw_sp_vr_lpm_tree_bind(mlxsw_sp, vr); + fib->lpm_tree = new_tree; + err = mlxsw_sp_vr_lpm_tree_bind(mlxsw_sp, fib); if (err) goto err_tree_bind; mlxsw_sp_lpm_tree_put(mlxsw_sp, lpm_tree); @@ -472,53 +645,26 @@ mlxsw_sp_vr_lpm_tree_check(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr, return 0; err_tree_bind: - vr->lpm_tree = lpm_tree; + fib->lpm_tree = lpm_tree; mlxsw_sp_lpm_tree_put(mlxsw_sp, new_tree); return err; } -static struct mlxsw_sp_vr *mlxsw_sp_vr_get(struct mlxsw_sp *mlxsw_sp, - unsigned char prefix_len, - u32 tb_id, - enum mlxsw_sp_l3proto proto) +static struct mlxsw_sp_vr *mlxsw_sp_vr_get(struct mlxsw_sp *mlxsw_sp, u32 tb_id) { struct mlxsw_sp_vr *vr; - int err; tb_id = mlxsw_sp_fix_tb_id(tb_id); - vr = mlxsw_sp_vr_find(mlxsw_sp, tb_id, proto); - if (!vr) { - vr = mlxsw_sp_vr_create(mlxsw_sp, prefix_len, tb_id, proto); - if (IS_ERR(vr)) - return vr; - } else { - struct mlxsw_sp_prefix_usage req_prefix_usage; - - mlxsw_sp_prefix_usage_cpy(&req_prefix_usage, - &vr->fib->prefix_usage); - mlxsw_sp_prefix_usage_set(&req_prefix_usage, prefix_len); - /* Need to replace LPM tree in case new prefix is required. */ - err = mlxsw_sp_vr_lpm_tree_check(mlxsw_sp, vr, - &req_prefix_usage); - if (err) - return ERR_PTR(err); - } + vr = mlxsw_sp_vr_find(mlxsw_sp, tb_id); + if (!vr) + vr = mlxsw_sp_vr_create(mlxsw_sp, tb_id); return vr; } -static void mlxsw_sp_vr_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr) +static void mlxsw_sp_vr_put(struct mlxsw_sp_vr *vr) { - /* Destroy virtual router entity in case the associated FIB is empty - * and allow it to be used for other tables in future. Otherwise, - * check if some prefix usage did not disappear and change tree if - * that is the case. Note that in case new, smaller tree cannot be - * allocated, the original one will be kept being used. - */ - if (mlxsw_sp_prefix_usage_none(&vr->fib->prefix_usage)) - mlxsw_sp_vr_destroy(mlxsw_sp, vr); - else - mlxsw_sp_vr_lpm_tree_check(mlxsw_sp, vr, - &vr->fib->prefix_usage); + if (!vr->rif_count && list_empty(&vr->fib4->node_list)) + mlxsw_sp_vr_destroy(vr); } static int mlxsw_sp_vrs_init(struct mlxsw_sp *mlxsw_sp) @@ -627,14 +773,14 @@ static struct mlxsw_sp_neigh_entry * mlxsw_sp_neigh_entry_create(struct mlxsw_sp *mlxsw_sp, struct neighbour *n) { struct mlxsw_sp_neigh_entry *neigh_entry; - struct mlxsw_sp_rif *r; + struct mlxsw_sp_rif *rif; int err; - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, n->dev); - if (!r) + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, n->dev); + if (!rif) return ERR_PTR(-EINVAL); - neigh_entry = mlxsw_sp_neigh_entry_alloc(mlxsw_sp, n, r->rif); + neigh_entry = mlxsw_sp_neigh_entry_alloc(mlxsw_sp, n, rif->rif_index); if (!neigh_entry) return ERR_PTR(-ENOMEM); @@ -642,7 +788,7 @@ mlxsw_sp_neigh_entry_create(struct mlxsw_sp *mlxsw_sp, struct neighbour *n) if (err) goto err_neigh_entry_insert; - list_add(&neigh_entry->rif_list_node, &r->neigh_list); + list_add(&neigh_entry->rif_list_node, &rif->neigh_list); return neigh_entry; @@ -1050,22 +1196,22 @@ static void mlxsw_sp_neigh_fini(struct mlxsw_sp *mlxsw_sp) } static int mlxsw_sp_neigh_rif_flush(struct mlxsw_sp *mlxsw_sp, - const struct mlxsw_sp_rif *r) + const struct mlxsw_sp_rif *rif) { char rauht_pl[MLXSW_REG_RAUHT_LEN]; mlxsw_reg_rauht_pack(rauht_pl, MLXSW_REG_RAUHT_OP_WRITE_DELETE_ALL, - r->rif, r->addr); + rif->rif_index, rif->addr); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rauht), rauht_pl); } static void mlxsw_sp_neigh_rif_gone_sync(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r) + struct mlxsw_sp_rif *rif) { struct mlxsw_sp_neigh_entry *neigh_entry, *tmp; - mlxsw_sp_neigh_rif_flush(mlxsw_sp, r); - list_for_each_entry_safe(neigh_entry, tmp, &r->neigh_list, + mlxsw_sp_neigh_rif_flush(mlxsw_sp, rif); + list_for_each_entry_safe(neigh_entry, tmp, &rif->neigh_list, rif_list_node) mlxsw_sp_neigh_entry_destroy(mlxsw_sp, neigh_entry); } @@ -1082,7 +1228,7 @@ struct mlxsw_sp_nexthop { */ struct rhash_head ht_node; struct mlxsw_sp_nexthop_key key; - struct mlxsw_sp_rif *r; + struct mlxsw_sp_rif *rif; u8 should_offload:1, /* set indicates this neigh is connected and * should be put to KVD linear area of this group. */ @@ -1109,7 +1255,7 @@ struct mlxsw_sp_nexthop_group { u16 ecmp_size; u16 count; struct mlxsw_sp_nexthop nexthops[0]; -#define nh_rif nexthops[0].r +#define nh_rif nexthops[0].rif }; static const struct rhashtable_params mlxsw_sp_nexthop_group_ht_params = { @@ -1171,7 +1317,7 @@ mlxsw_sp_nexthop_lookup(struct mlxsw_sp *mlxsw_sp, } static int mlxsw_sp_adj_index_mass_update_vr(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_vr *vr, + const struct mlxsw_sp_fib *fib, u32 adj_index, u16 ecmp_size, u32 new_adj_index, u16 new_ecmp_size) @@ -1179,8 +1325,8 @@ static int mlxsw_sp_adj_index_mass_update_vr(struct mlxsw_sp *mlxsw_sp, char raleu_pl[MLXSW_REG_RALEU_LEN]; mlxsw_reg_raleu_pack(raleu_pl, - (enum mlxsw_reg_ralxx_protocol) vr->proto, vr->id, - adj_index, ecmp_size, new_adj_index, + (enum mlxsw_reg_ralxx_protocol) fib->proto, + fib->vr->id, adj_index, ecmp_size, new_adj_index, new_ecmp_size); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raleu), raleu_pl); } @@ -1190,14 +1336,14 @@ static int mlxsw_sp_adj_index_mass_update(struct mlxsw_sp *mlxsw_sp, u32 old_adj_index, u16 old_ecmp_size) { struct mlxsw_sp_fib_entry *fib_entry; - struct mlxsw_sp_vr *vr = NULL; + struct mlxsw_sp_fib *fib = NULL; int err; list_for_each_entry(fib_entry, &nh_grp->fib_list, nexthop_group_node) { - if (vr == fib_entry->fib_node->vr) + if (fib == fib_entry->fib_node->fib) continue; - vr = fib_entry->fib_node->vr; - err = mlxsw_sp_adj_index_mass_update_vr(mlxsw_sp, vr, + fib = fib_entry->fib_node->fib; + err = mlxsw_sp_adj_index_mass_update_vr(mlxsw_sp, fib, old_adj_index, old_ecmp_size, nh_grp->adj_index, @@ -1280,7 +1426,6 @@ mlxsw_sp_nexthop_group_refresh(struct mlxsw_sp *mlxsw_sp, bool old_adj_index_valid; u32 old_adj_index; u16 old_ecmp_size; - int ret; int i; int err; @@ -1318,15 +1463,14 @@ mlxsw_sp_nexthop_group_refresh(struct mlxsw_sp *mlxsw_sp, */ goto set_trap; - ret = mlxsw_sp_kvdl_alloc(mlxsw_sp, ecmp_size); - if (ret < 0) { + err = mlxsw_sp_kvdl_alloc(mlxsw_sp, ecmp_size, &adj_index); + if (err) { /* We ran out of KVD linear space, just set the * trap and let everything flow through kernel. */ dev_warn(mlxsw_sp->bus_info->dev, "Failed to allocate KVD linear area for nexthop group.\n"); goto set_trap; } - adj_index = ret; old_adj_index_valid = nh_grp->adj_index_valid; old_adj_index = nh_grp->adj_index; old_ecmp_size = nh_grp->ecmp_size; @@ -1399,22 +1543,22 @@ mlxsw_sp_nexthop_neigh_update(struct mlxsw_sp *mlxsw_sp, } static void mlxsw_sp_nexthop_rif_init(struct mlxsw_sp_nexthop *nh, - struct mlxsw_sp_rif *r) + struct mlxsw_sp_rif *rif) { - if (nh->r) + if (nh->rif) return; - nh->r = r; - list_add(&nh->rif_list_node, &r->nexthop_list); + nh->rif = rif; + list_add(&nh->rif_list_node, &rif->nexthop_list); } static void mlxsw_sp_nexthop_rif_fini(struct mlxsw_sp_nexthop *nh) { - if (!nh->r) + if (!nh->rif) return; list_del(&nh->rif_list_node); - nh->r = NULL; + nh->rif = NULL; } static int mlxsw_sp_nexthop_neigh_init(struct mlxsw_sp *mlxsw_sp, @@ -1505,7 +1649,7 @@ static int mlxsw_sp_nexthop_init(struct mlxsw_sp *mlxsw_sp, { struct net_device *dev = fib_nh->nh_dev; struct in_device *in_dev; - struct mlxsw_sp_rif *r; + struct mlxsw_sp_rif *rif; int err; nh->nh_grp = nh_grp; @@ -1514,15 +1658,18 @@ static int mlxsw_sp_nexthop_init(struct mlxsw_sp *mlxsw_sp, if (err) return err; + if (!dev) + return 0; + in_dev = __in_dev_get_rtnl(dev); if (in_dev && IN_DEV_IGNORE_ROUTES_WITH_LINKDOWN(in_dev) && fib_nh->nh_flags & RTNH_F_LINKDOWN) return 0; - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); - if (!r) + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); + if (!rif) return 0; - mlxsw_sp_nexthop_rif_init(nh, r); + mlxsw_sp_nexthop_rif_init(nh, rif); err = mlxsw_sp_nexthop_neigh_init(mlxsw_sp, nh); if (err) @@ -1548,7 +1695,7 @@ static void mlxsw_sp_nexthop_event(struct mlxsw_sp *mlxsw_sp, { struct mlxsw_sp_nexthop_key key; struct mlxsw_sp_nexthop *nh; - struct mlxsw_sp_rif *r; + struct mlxsw_sp_rif *rif; if (mlxsw_sp->router.aborted) return; @@ -1558,13 +1705,13 @@ static void mlxsw_sp_nexthop_event(struct mlxsw_sp *mlxsw_sp, if (WARN_ON_ONCE(!nh)) return; - r = mlxsw_sp_rif_find_by_dev(mlxsw_sp, fib_nh->nh_dev); - if (!r) + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, fib_nh->nh_dev); + if (!rif) return; switch (event) { case FIB_EVENT_NH_ADD: - mlxsw_sp_nexthop_rif_init(nh, r); + mlxsw_sp_nexthop_rif_init(nh, rif); mlxsw_sp_nexthop_neigh_init(mlxsw_sp, nh); break; case FIB_EVENT_NH_DEL: @@ -1577,11 +1724,11 @@ static void mlxsw_sp_nexthop_event(struct mlxsw_sp *mlxsw_sp, } static void mlxsw_sp_nexthop_rif_gone_sync(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r) + struct mlxsw_sp_rif *rif) { struct mlxsw_sp_nexthop *nh, *tmp; - list_for_each_entry_safe(nh, tmp, &r->nexthop_list, rif_list_node) { + list_for_each_entry_safe(nh, tmp, &rif->nexthop_list, rif_list_node) { mlxsw_sp_nexthop_neigh_fini(mlxsw_sp, nh); mlxsw_sp_nexthop_rif_fini(nh); mlxsw_sp_nexthop_group_refresh(mlxsw_sp, nh->nh_grp); @@ -1699,7 +1846,7 @@ static void mlxsw_sp_fib_entry_offload_set(struct mlxsw_sp_fib_entry *fib_entry) { fib_entry->offloaded = true; - switch (fib_entry->fib_node->vr->proto) { + switch (fib_entry->fib_node->fib->proto) { case MLXSW_SP_L3_PROTO_IPV4: fib_info_offload_inc(fib_entry->nh_group->key.fi); break; @@ -1711,7 +1858,7 @@ static void mlxsw_sp_fib_entry_offload_set(struct mlxsw_sp_fib_entry *fib_entry) static void mlxsw_sp_fib_entry_offload_unset(struct mlxsw_sp_fib_entry *fib_entry) { - switch (fib_entry->fib_node->vr->proto) { + switch (fib_entry->fib_node->fib->proto) { case MLXSW_SP_L3_PROTO_IPV4: fib_info_offload_dec(fib_entry->nh_group->key.fi); break; @@ -1751,8 +1898,8 @@ static int mlxsw_sp_fib_entry_op4_remote(struct mlxsw_sp *mlxsw_sp, enum mlxsw_reg_ralue_op op) { char ralue_pl[MLXSW_REG_RALUE_LEN]; + struct mlxsw_sp_fib *fib = fib_entry->fib_node->fib; u32 *p_dip = (u32 *) fib_entry->fib_node->key.addr; - struct mlxsw_sp_vr *vr = fib_entry->fib_node->vr; enum mlxsw_reg_ralue_trap_action trap_action; u16 trap_id = 0; u32 adjacency_index = 0; @@ -1772,8 +1919,8 @@ static int mlxsw_sp_fib_entry_op4_remote(struct mlxsw_sp *mlxsw_sp, } mlxsw_reg_ralue_pack4(ralue_pl, - (enum mlxsw_reg_ralxx_protocol) vr->proto, op, - vr->id, fib_entry->fib_node->key.prefix_len, + (enum mlxsw_reg_ralxx_protocol) fib->proto, op, + fib->vr->id, fib_entry->fib_node->key.prefix_len, *p_dip); mlxsw_reg_ralue_act_remote_pack(ralue_pl, trap_action, trap_id, adjacency_index, ecmp_size); @@ -1784,27 +1931,28 @@ static int mlxsw_sp_fib_entry_op4_local(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_entry *fib_entry, enum mlxsw_reg_ralue_op op) { - struct mlxsw_sp_rif *r = fib_entry->nh_group->nh_rif; + struct mlxsw_sp_rif *rif = fib_entry->nh_group->nh_rif; + struct mlxsw_sp_fib *fib = fib_entry->fib_node->fib; enum mlxsw_reg_ralue_trap_action trap_action; char ralue_pl[MLXSW_REG_RALUE_LEN]; u32 *p_dip = (u32 *) fib_entry->fib_node->key.addr; - struct mlxsw_sp_vr *vr = fib_entry->fib_node->vr; u16 trap_id = 0; - u16 rif = 0; + u16 rif_index = 0; if (mlxsw_sp_fib_entry_should_offload(fib_entry)) { trap_action = MLXSW_REG_RALUE_TRAP_ACTION_NOP; - rif = r->rif; + rif_index = rif->rif_index; } else { trap_action = MLXSW_REG_RALUE_TRAP_ACTION_TRAP; trap_id = MLXSW_TRAP_ID_RTR_INGRESS0; } mlxsw_reg_ralue_pack4(ralue_pl, - (enum mlxsw_reg_ralxx_protocol) vr->proto, op, - vr->id, fib_entry->fib_node->key.prefix_len, + (enum mlxsw_reg_ralxx_protocol) fib->proto, op, + fib->vr->id, fib_entry->fib_node->key.prefix_len, *p_dip); - mlxsw_reg_ralue_act_local_pack(ralue_pl, trap_action, trap_id, rif); + mlxsw_reg_ralue_act_local_pack(ralue_pl, trap_action, trap_id, + rif_index); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ralue), ralue_pl); } @@ -1812,13 +1960,13 @@ static int mlxsw_sp_fib_entry_op4_trap(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_entry *fib_entry, enum mlxsw_reg_ralue_op op) { + struct mlxsw_sp_fib *fib = fib_entry->fib_node->fib; char ralue_pl[MLXSW_REG_RALUE_LEN]; u32 *p_dip = (u32 *) fib_entry->fib_node->key.addr; - struct mlxsw_sp_vr *vr = fib_entry->fib_node->vr; mlxsw_reg_ralue_pack4(ralue_pl, - (enum mlxsw_reg_ralxx_protocol) vr->proto, op, - vr->id, fib_entry->fib_node->key.prefix_len, + (enum mlxsw_reg_ralxx_protocol) fib->proto, op, + fib->vr->id, fib_entry->fib_node->key.prefix_len, *p_dip); mlxsw_reg_ralue_act_ip2me_pack(ralue_pl); return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ralue), ralue_pl); @@ -1845,7 +1993,7 @@ static int mlxsw_sp_fib_entry_op(struct mlxsw_sp *mlxsw_sp, { int err = -EINVAL; - switch (fib_entry->fib_node->vr->proto) { + switch (fib_entry->fib_node->fib->proto) { case MLXSW_SP_L3_PROTO_IPV4: err = mlxsw_sp_fib_entry_op4(mlxsw_sp, fib_entry, op); break; @@ -1877,17 +2025,29 @@ mlxsw_sp_fib4_entry_type_set(struct mlxsw_sp *mlxsw_sp, { struct fib_info *fi = fen_info->fi; - if (fen_info->type == RTN_LOCAL || fen_info->type == RTN_BROADCAST) { + switch (fen_info->type) { + case RTN_BROADCAST: /* fall through */ + case RTN_LOCAL: fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_TRAP; return 0; - } - if (fen_info->type != RTN_UNICAST) - return -EINVAL; - if (fi->fib_nh->nh_scope != RT_SCOPE_LINK) + case RTN_UNREACHABLE: /* fall through */ + case RTN_BLACKHOLE: /* fall through */ + case RTN_PROHIBIT: + /* Packets hitting these routes need to be trapped, but + * can do so with a lower priority than packets directed + * at the host, so use action type local instead of trap. + */ fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_LOCAL; - else - fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_REMOTE; - return 0; + return 0; + case RTN_UNICAST: + if (fi->fib_nh->nh_scope != RT_SCOPE_LINK) + fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_LOCAL; + else + fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_REMOTE; + return 0; + default: + return -EINVAL; + } } static struct mlxsw_sp_fib_entry * @@ -1996,7 +2156,7 @@ mlxsw_sp_fib_node_lookup(struct mlxsw_sp_fib *fib, const void *addr, } static struct mlxsw_sp_fib_node * -mlxsw_sp_fib_node_create(struct mlxsw_sp_vr *vr, const void *addr, +mlxsw_sp_fib_node_create(struct mlxsw_sp_fib *fib, const void *addr, size_t addr_len, unsigned char prefix_len) { struct mlxsw_sp_fib_node *fib_node; @@ -2006,18 +2166,15 @@ mlxsw_sp_fib_node_create(struct mlxsw_sp_vr *vr, const void *addr, return NULL; INIT_LIST_HEAD(&fib_node->entry_list); - list_add(&fib_node->list, &vr->fib->node_list); + list_add(&fib_node->list, &fib->node_list); memcpy(fib_node->key.addr, addr, addr_len); fib_node->key.prefix_len = prefix_len; - mlxsw_sp_fib_node_insert(vr->fib, fib_node); - fib_node->vr = vr; return fib_node; } static void mlxsw_sp_fib_node_destroy(struct mlxsw_sp_fib_node *fib_node) { - mlxsw_sp_fib_node_remove(fib_node->vr->fib, fib_node); list_del(&fib_node->list); WARN_ON(!list_empty(&fib_node->entry_list)); kfree(fib_node); @@ -2034,7 +2191,7 @@ mlxsw_sp_fib_node_entry_is_first(const struct mlxsw_sp_fib_node *fib_node, static void mlxsw_sp_fib_node_prefix_inc(struct mlxsw_sp_fib_node *fib_node) { unsigned char prefix_len = fib_node->key.prefix_len; - struct mlxsw_sp_fib *fib = fib_node->vr->fib; + struct mlxsw_sp_fib *fib = fib_node->fib; if (fib->prefix_ref_count[prefix_len]++ == 0) mlxsw_sp_prefix_usage_set(&fib->prefix_usage, prefix_len); @@ -2043,32 +2200,98 @@ static void mlxsw_sp_fib_node_prefix_inc(struct mlxsw_sp_fib_node *fib_node) static void mlxsw_sp_fib_node_prefix_dec(struct mlxsw_sp_fib_node *fib_node) { unsigned char prefix_len = fib_node->key.prefix_len; - struct mlxsw_sp_fib *fib = fib_node->vr->fib; + struct mlxsw_sp_fib *fib = fib_node->fib; if (--fib->prefix_ref_count[prefix_len] == 0) mlxsw_sp_prefix_usage_clear(&fib->prefix_usage, prefix_len); } +static int mlxsw_sp_fib_node_init(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_fib_node *fib_node, + struct mlxsw_sp_fib *fib) +{ + struct mlxsw_sp_prefix_usage req_prefix_usage; + struct mlxsw_sp_lpm_tree *lpm_tree; + int err; + + err = mlxsw_sp_fib_node_insert(fib, fib_node); + if (err) + return err; + fib_node->fib = fib; + + mlxsw_sp_prefix_usage_cpy(&req_prefix_usage, &fib->prefix_usage); + mlxsw_sp_prefix_usage_set(&req_prefix_usage, fib_node->key.prefix_len); + + if (!mlxsw_sp_prefix_usage_none(&fib->prefix_usage)) { + err = mlxsw_sp_vr_lpm_tree_check(mlxsw_sp, fib, + &req_prefix_usage); + if (err) + goto err_tree_check; + } else { + lpm_tree = mlxsw_sp_lpm_tree_get(mlxsw_sp, &req_prefix_usage, + fib->proto); + if (IS_ERR(lpm_tree)) + return PTR_ERR(lpm_tree); + fib->lpm_tree = lpm_tree; + err = mlxsw_sp_vr_lpm_tree_bind(mlxsw_sp, fib); + if (err) + goto err_tree_bind; + } + + mlxsw_sp_fib_node_prefix_inc(fib_node); + + return 0; + +err_tree_bind: + fib->lpm_tree = NULL; + mlxsw_sp_lpm_tree_put(mlxsw_sp, lpm_tree); +err_tree_check: + fib_node->fib = NULL; + mlxsw_sp_fib_node_remove(fib, fib_node); + return err; +} + +static void mlxsw_sp_fib_node_fini(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_fib_node *fib_node) +{ + struct mlxsw_sp_lpm_tree *lpm_tree = fib_node->fib->lpm_tree; + struct mlxsw_sp_fib *fib = fib_node->fib; + + mlxsw_sp_fib_node_prefix_dec(fib_node); + + if (mlxsw_sp_prefix_usage_none(&fib->prefix_usage)) { + mlxsw_sp_vr_lpm_tree_unbind(mlxsw_sp, fib); + fib->lpm_tree = NULL; + mlxsw_sp_lpm_tree_put(mlxsw_sp, lpm_tree); + } else { + mlxsw_sp_vr_lpm_tree_check(mlxsw_sp, fib, &fib->prefix_usage); + } + + fib_node->fib = NULL; + mlxsw_sp_fib_node_remove(fib, fib_node); +} + static struct mlxsw_sp_fib_node * mlxsw_sp_fib4_node_get(struct mlxsw_sp *mlxsw_sp, const struct fib_entry_notifier_info *fen_info) { struct mlxsw_sp_fib_node *fib_node; + struct mlxsw_sp_fib *fib; struct mlxsw_sp_vr *vr; int err; - vr = mlxsw_sp_vr_get(mlxsw_sp, fen_info->dst_len, fen_info->tb_id, - MLXSW_SP_L3_PROTO_IPV4); + vr = mlxsw_sp_vr_get(mlxsw_sp, fen_info->tb_id); if (IS_ERR(vr)) return ERR_CAST(vr); + fib = mlxsw_sp_vr_fib(vr, MLXSW_SP_L3_PROTO_IPV4); - fib_node = mlxsw_sp_fib_node_lookup(vr->fib, &fen_info->dst, + fib_node = mlxsw_sp_fib_node_lookup(fib, &fen_info->dst, sizeof(fen_info->dst), fen_info->dst_len); if (fib_node) return fib_node; - fib_node = mlxsw_sp_fib_node_create(vr, &fen_info->dst, + fib_node = mlxsw_sp_fib_node_create(fib, &fen_info->dst, sizeof(fen_info->dst), fen_info->dst_len); if (!fib_node) { @@ -2076,22 +2299,29 @@ mlxsw_sp_fib4_node_get(struct mlxsw_sp *mlxsw_sp, goto err_fib_node_create; } + err = mlxsw_sp_fib_node_init(mlxsw_sp, fib_node, fib); + if (err) + goto err_fib_node_init; + return fib_node; +err_fib_node_init: + mlxsw_sp_fib_node_destroy(fib_node); err_fib_node_create: - mlxsw_sp_vr_put(mlxsw_sp, vr); + mlxsw_sp_vr_put(vr); return ERR_PTR(err); } static void mlxsw_sp_fib4_node_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_node *fib_node) { - struct mlxsw_sp_vr *vr = fib_node->vr; + struct mlxsw_sp_vr *vr = fib_node->fib->vr; if (!list_empty(&fib_node->entry_list)) return; + mlxsw_sp_fib_node_fini(mlxsw_sp, fib_node); mlxsw_sp_fib_node_destroy(fib_node); - mlxsw_sp_vr_put(mlxsw_sp, vr); + mlxsw_sp_vr_put(vr); } static struct mlxsw_sp_fib_entry * @@ -2236,8 +2466,6 @@ static int mlxsw_sp_fib4_node_entry_link(struct mlxsw_sp *mlxsw_sp, if (err) goto err_fib4_node_entry_add; - mlxsw_sp_fib_node_prefix_inc(fib_node); - return 0; err_fib4_node_entry_add: @@ -2251,7 +2479,6 @@ mlxsw_sp_fib4_node_entry_unlink(struct mlxsw_sp *mlxsw_sp, { struct mlxsw_sp_fib_node *fib_node = fib_entry->fib_node; - mlxsw_sp_fib_node_prefix_dec(fib_node); mlxsw_sp_fib4_node_entry_del(mlxsw_sp, fib_node, fib_entry); mlxsw_sp_fib4_node_list_remove(fib_entry); } @@ -2340,9 +2567,7 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp) { char ralta_pl[MLXSW_REG_RALTA_LEN]; char ralst_pl[MLXSW_REG_RALST_LEN]; - char raltb_pl[MLXSW_REG_RALTB_LEN]; - char ralue_pl[MLXSW_REG_RALUE_LEN]; - int err; + int i, err; mlxsw_reg_ralta_pack(ralta_pl, true, MLXSW_REG_RALXX_PROTOCOL_IPV4, MLXSW_SP_LPM_TREE_MIN); @@ -2355,16 +2580,33 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp) if (err) return err; - mlxsw_reg_raltb_pack(raltb_pl, 0, MLXSW_REG_RALXX_PROTOCOL_IPV4, - MLXSW_SP_LPM_TREE_MIN); - err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raltb), raltb_pl); - if (err) - return err; + for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) { + struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[i]; + char raltb_pl[MLXSW_REG_RALTB_LEN]; + char ralue_pl[MLXSW_REG_RALUE_LEN]; - mlxsw_reg_ralue_pack4(ralue_pl, MLXSW_SP_L3_PROTO_IPV4, - MLXSW_REG_RALUE_OP_WRITE_WRITE, 0, 0, 0); - mlxsw_reg_ralue_act_ip2me_pack(ralue_pl); - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ralue), ralue_pl); + if (!mlxsw_sp_vr_is_used(vr)) + continue; + + mlxsw_reg_raltb_pack(raltb_pl, vr->id, + MLXSW_REG_RALXX_PROTOCOL_IPV4, + MLXSW_SP_LPM_TREE_MIN); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(raltb), + raltb_pl); + if (err) + return err; + + mlxsw_reg_ralue_pack4(ralue_pl, MLXSW_SP_L3_PROTO_IPV4, + MLXSW_REG_RALUE_OP_WRITE_WRITE, vr->id, 0, + 0); + mlxsw_reg_ralue_act_ip2me_pack(ralue_pl); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ralue), + ralue_pl); + if (err) + return err; + } + + return 0; } static void mlxsw_sp_fib4_node_flush(struct mlxsw_sp *mlxsw_sp, @@ -2390,7 +2632,7 @@ static void mlxsw_sp_fib4_node_flush(struct mlxsw_sp *mlxsw_sp, static void mlxsw_sp_fib_node_flush(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_node *fib_node) { - switch (fib_node->vr->proto) { + switch (fib_node->fib->proto) { case MLXSW_SP_L3_PROTO_IPV4: mlxsw_sp_fib4_node_flush(mlxsw_sp, fib_node); break; @@ -2400,26 +2642,32 @@ static void mlxsw_sp_fib_node_flush(struct mlxsw_sp *mlxsw_sp, } } -static void mlxsw_sp_router_fib_flush(struct mlxsw_sp *mlxsw_sp) +static void mlxsw_sp_vr_fib_flush(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_vr *vr, + enum mlxsw_sp_l3proto proto) { + struct mlxsw_sp_fib *fib = mlxsw_sp_vr_fib(vr, proto); struct mlxsw_sp_fib_node *fib_node, *tmp; - struct mlxsw_sp_vr *vr; + + list_for_each_entry_safe(fib_node, tmp, &fib->node_list, list) { + bool do_break = &tmp->list == &fib->node_list; + + mlxsw_sp_fib_node_flush(mlxsw_sp, fib_node); + if (do_break) + break; + } +} + +static void mlxsw_sp_router_fib_flush(struct mlxsw_sp *mlxsw_sp) +{ int i; for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) { - vr = &mlxsw_sp->router.vrs[i]; + struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[i]; - if (!vr->used) + if (!mlxsw_sp_vr_is_used(vr)) continue; - - list_for_each_entry_safe(fib_node, tmp, &vr->fib->node_list, - list) { - bool do_break = &tmp->list == &vr->fib->node_list; - - mlxsw_sp_fib_node_flush(mlxsw_sp, fib_node); - if (do_break) - break; - } + mlxsw_sp_vr_fib_flush(mlxsw_sp, vr, MLXSW_SP_L3_PROTO_IPV4); } } @@ -2437,74 +2685,11 @@ static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp) dev_warn(mlxsw_sp->bus_info->dev, "Failed to set abort trap.\n"); } -static int mlxsw_sp_router_rif_disable(struct mlxsw_sp *mlxsw_sp, u16 rif) -{ - char ritr_pl[MLXSW_REG_RITR_LEN]; - int err; - - mlxsw_reg_ritr_rif_pack(ritr_pl, rif); - err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); - if (WARN_ON_ONCE(err)) - return err; - - mlxsw_reg_ritr_enable_set(ritr_pl, false); - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); -} - -void mlxsw_sp_router_rif_gone_sync(struct mlxsw_sp *mlxsw_sp, - struct mlxsw_sp_rif *r) -{ - mlxsw_sp_router_rif_disable(mlxsw_sp, r->rif); - mlxsw_sp_nexthop_rif_gone_sync(mlxsw_sp, r); - mlxsw_sp_neigh_rif_gone_sync(mlxsw_sp, r); -} - -static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp) -{ - char rgcr_pl[MLXSW_REG_RGCR_LEN]; - u64 max_rifs; - int err; - - if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_RIFS)) - return -EIO; - - max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); - mlxsw_sp->rifs = kcalloc(max_rifs, sizeof(struct mlxsw_sp_rif *), - GFP_KERNEL); - if (!mlxsw_sp->rifs) - return -ENOMEM; - - mlxsw_reg_rgcr_pack(rgcr_pl, true); - mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, max_rifs); - err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl); - if (err) - goto err_rgcr_fail; - - return 0; - -err_rgcr_fail: - kfree(mlxsw_sp->rifs); - return err; -} - -static void __mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp) -{ - char rgcr_pl[MLXSW_REG_RGCR_LEN]; - int i; - - mlxsw_reg_rgcr_pack(rgcr_pl, false); - mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl); - - for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) - WARN_ON_ONCE(mlxsw_sp->rifs[i]); - - kfree(mlxsw_sp->rifs); -} - struct mlxsw_sp_fib_event_work { struct work_struct work; union { struct fib_entry_notifier_info fen_info; + struct fib_rule_notifier_info fr_info; struct fib_nh_notifier_info fnh_info; }; struct mlxsw_sp *mlxsw_sp; @@ -2516,6 +2701,7 @@ static void mlxsw_sp_router_fib_event_work(struct work_struct *work) struct mlxsw_sp_fib_event_work *fib_work = container_of(work, struct mlxsw_sp_fib_event_work, work); struct mlxsw_sp *mlxsw_sp = fib_work->mlxsw_sp; + struct fib_rule *rule; bool replace, append; int err; @@ -2539,7 +2725,10 @@ static void mlxsw_sp_router_fib_event_work(struct work_struct *work) break; case FIB_EVENT_RULE_ADD: /* fall through */ case FIB_EVENT_RULE_DEL: - mlxsw_sp_router_fib4_abort(mlxsw_sp); + rule = fib_work->fr_info.rule; + if (!fib4_rule_default(rule) && !rule->l3mdev) + mlxsw_sp_router_fib4_abort(mlxsw_sp); + fib_rule_put(rule); break; case FIB_EVENT_NH_ADD: /* fall through */ case FIB_EVENT_NH_DEL: @@ -2582,6 +2771,11 @@ static int mlxsw_sp_router_fib_event(struct notifier_block *nb, */ fib_info_hold(fib_work->fen_info.fi); break; + case FIB_EVENT_RULE_ADD: /* fall through */ + case FIB_EVENT_RULE_DEL: + memcpy(&fib_work->fr_info, ptr, sizeof(fib_work->fr_info)); + fib_rule_get(fib_work->fr_info.rule); + break; case FIB_EVENT_NH_ADD: /* fall through */ case FIB_EVENT_NH_DEL: memcpy(&fib_work->fnh_info, ptr, sizeof(fib_work->fnh_info)); @@ -2594,6 +2788,716 @@ static int mlxsw_sp_router_fib_event(struct notifier_block *nb, return NOTIFY_DONE; } +static struct mlxsw_sp_rif * +mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp, + const struct net_device *dev) +{ + int i; + + for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) + if (mlxsw_sp->rifs[i] && mlxsw_sp->rifs[i]->dev == dev) + return mlxsw_sp->rifs[i]; + + return NULL; +} + +static int mlxsw_sp_router_rif_disable(struct mlxsw_sp *mlxsw_sp, u16 rif) +{ + char ritr_pl[MLXSW_REG_RITR_LEN]; + int err; + + mlxsw_reg_ritr_rif_pack(ritr_pl, rif); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); + if (WARN_ON_ONCE(err)) + return err; + + mlxsw_reg_ritr_enable_set(ritr_pl, false); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); +} + +static void mlxsw_sp_router_rif_gone_sync(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif) +{ + mlxsw_sp_router_rif_disable(mlxsw_sp, rif->rif_index); + mlxsw_sp_nexthop_rif_gone_sync(mlxsw_sp, rif); + mlxsw_sp_neigh_rif_gone_sync(mlxsw_sp, rif); +} + +static bool mlxsw_sp_rif_should_config(struct mlxsw_sp_rif *rif, + const struct in_device *in_dev, + unsigned long event) +{ + switch (event) { + case NETDEV_UP: + if (!rif) + return true; + return false; + case NETDEV_DOWN: + if (rif && !in_dev->ifa_list && + !netif_is_l3_slave(rif->dev)) + return true; + /* It is possible we already removed the RIF ourselves + * if it was assigned to a netdev that is now a bridge + * or LAG slave. + */ + return false; + } + + return false; +} + +#define MLXSW_SP_INVALID_INDEX_RIF 0xffff +static int mlxsw_sp_avail_rif_get(struct mlxsw_sp *mlxsw_sp) +{ + int i; + + for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) + if (!mlxsw_sp->rifs[i]) + return i; + + return MLXSW_SP_INVALID_INDEX_RIF; +} + +static void mlxsw_sp_vport_rif_sp_attr_get(struct mlxsw_sp_port *mlxsw_sp_vport, + bool *p_lagged, u16 *p_system_port) +{ + u8 local_port = mlxsw_sp_vport->local_port; + + *p_lagged = mlxsw_sp_vport->lagged; + *p_system_port = *p_lagged ? mlxsw_sp_vport->lag_id : local_port; +} + +static int mlxsw_sp_vport_rif_sp_op(struct mlxsw_sp_port *mlxsw_sp_vport, + u16 vr_id, struct net_device *l3_dev, + u16 rif_index, bool create) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; + bool lagged = mlxsw_sp_vport->lagged; + char ritr_pl[MLXSW_REG_RITR_LEN]; + u16 system_port; + + mlxsw_reg_ritr_pack(ritr_pl, create, MLXSW_REG_RITR_SP_IF, rif_index, + vr_id, l3_dev->mtu, l3_dev->dev_addr); + + mlxsw_sp_vport_rif_sp_attr_get(mlxsw_sp_vport, &lagged, &system_port); + mlxsw_reg_ritr_sp_if_pack(ritr_pl, lagged, system_port, + mlxsw_sp_vport_vid_get(mlxsw_sp_vport)); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); +} + +static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport); + +static u16 mlxsw_sp_rif_sp_to_fid(u16 rif_index) +{ + return MLXSW_SP_RFID_BASE + rif_index; +} + +static struct mlxsw_sp_fid * +mlxsw_sp_rfid_alloc(u16 fid, struct net_device *l3_dev) +{ + struct mlxsw_sp_fid *f; + + f = kzalloc(sizeof(*f), GFP_KERNEL); + if (!f) + return NULL; + + f->leave = mlxsw_sp_vport_rif_sp_leave; + f->ref_count = 0; + f->dev = l3_dev; + f->fid = fid; + + return f; +} + +static struct mlxsw_sp_rif * +mlxsw_sp_rif_alloc(u16 rif_index, u16 vr_id, struct net_device *l3_dev, + struct mlxsw_sp_fid *f) +{ + struct mlxsw_sp_rif *rif; + + rif = kzalloc(sizeof(*rif), GFP_KERNEL); + if (!rif) + return NULL; + + INIT_LIST_HEAD(&rif->nexthop_list); + INIT_LIST_HEAD(&rif->neigh_list); + ether_addr_copy(rif->addr, l3_dev->dev_addr); + rif->mtu = l3_dev->mtu; + rif->vr_id = vr_id; + rif->dev = l3_dev; + rif->rif_index = rif_index; + rif->f = f; + + return rif; +} + +u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif) +{ + return rif->rif_index; +} + +int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif) +{ + return rif->dev->ifindex; +} + +static struct mlxsw_sp_rif * +mlxsw_sp_vport_rif_sp_create(struct mlxsw_sp_port *mlxsw_sp_vport, + struct net_device *l3_dev) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; + u32 tb_id = l3mdev_fib_table(l3_dev); + struct mlxsw_sp_vr *vr; + struct mlxsw_sp_fid *f; + struct mlxsw_sp_rif *rif; + u16 fid, rif_index; + int err; + + rif_index = mlxsw_sp_avail_rif_get(mlxsw_sp); + if (rif_index == MLXSW_SP_INVALID_INDEX_RIF) + return ERR_PTR(-ERANGE); + + vr = mlxsw_sp_vr_get(mlxsw_sp, tb_id ? : RT_TABLE_MAIN); + if (IS_ERR(vr)) + return ERR_CAST(vr); + + err = mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev, + rif_index, true); + if (err) + goto err_vport_rif_sp_op; + + fid = mlxsw_sp_rif_sp_to_fid(rif_index); + err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, true); + if (err) + goto err_rif_fdb_op; + + f = mlxsw_sp_rfid_alloc(fid, l3_dev); + if (!f) { + err = -ENOMEM; + goto err_rfid_alloc; + } + + rif = mlxsw_sp_rif_alloc(rif_index, vr->id, l3_dev, f); + if (!rif) { + err = -ENOMEM; + goto err_rif_alloc; + } + + if (devlink_dpipe_table_counter_enabled(priv_to_devlink(mlxsw_sp->core), + MLXSW_SP_DPIPE_TABLE_NAME_ERIF)) { + err = mlxsw_sp_rif_counter_alloc(mlxsw_sp, rif, + MLXSW_SP_RIF_COUNTER_EGRESS); + if (err) + netdev_dbg(mlxsw_sp_vport->dev, + "Counter alloc Failed err=%d\n", err); + } + + f->rif = rif; + mlxsw_sp->rifs[rif_index] = rif; + vr->rif_count++; + + return rif; + +err_rif_alloc: + kfree(f); +err_rfid_alloc: + mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false); +err_rif_fdb_op: + mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev, rif_index, + false); +err_vport_rif_sp_op: + mlxsw_sp_vr_put(vr); + return ERR_PTR(err); +} + +static void mlxsw_sp_vport_rif_sp_destroy(struct mlxsw_sp_port *mlxsw_sp_vport, + struct mlxsw_sp_rif *rif) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; + struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[rif->vr_id]; + struct net_device *l3_dev = rif->dev; + struct mlxsw_sp_fid *f = rif->f; + u16 rif_index = rif->rif_index; + u16 fid = f->fid; + + mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif); + + mlxsw_sp_rif_counter_free(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_EGRESS); + mlxsw_sp_rif_counter_free(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_INGRESS); + + vr->rif_count--; + mlxsw_sp->rifs[rif_index] = NULL; + f->rif = NULL; + + kfree(rif); + + kfree(f); + + mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, fid, false); + + mlxsw_sp_vport_rif_sp_op(mlxsw_sp_vport, vr->id, l3_dev, rif_index, + false); + mlxsw_sp_vr_put(vr); +} + +static int mlxsw_sp_vport_rif_sp_join(struct mlxsw_sp_port *mlxsw_sp_vport, + struct net_device *l3_dev) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_vport->mlxsw_sp; + struct mlxsw_sp_rif *rif; + + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, l3_dev); + if (!rif) { + rif = mlxsw_sp_vport_rif_sp_create(mlxsw_sp_vport, l3_dev); + if (IS_ERR(rif)) + return PTR_ERR(rif); + } + + mlxsw_sp_vport_fid_set(mlxsw_sp_vport, rif->f); + rif->f->ref_count++; + + netdev_dbg(mlxsw_sp_vport->dev, "Joined FID=%d\n", rif->f->fid); + + return 0; +} + +static void mlxsw_sp_vport_rif_sp_leave(struct mlxsw_sp_port *mlxsw_sp_vport) +{ + struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport); + + netdev_dbg(mlxsw_sp_vport->dev, "Left FID=%d\n", f->fid); + + mlxsw_sp_vport_fid_set(mlxsw_sp_vport, NULL); + if (--f->ref_count == 0) + mlxsw_sp_vport_rif_sp_destroy(mlxsw_sp_vport, f->rif); +} + +static int mlxsw_sp_inetaddr_vport_event(struct net_device *l3_dev, + struct net_device *port_dev, + unsigned long event, u16 vid) +{ + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(port_dev); + struct mlxsw_sp_port *mlxsw_sp_vport; + + mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); + if (WARN_ON(!mlxsw_sp_vport)) + return -EINVAL; + + switch (event) { + case NETDEV_UP: + return mlxsw_sp_vport_rif_sp_join(mlxsw_sp_vport, l3_dev); + case NETDEV_DOWN: + mlxsw_sp_vport_rif_sp_leave(mlxsw_sp_vport); + break; + } + + return 0; +} + +static int mlxsw_sp_inetaddr_port_event(struct net_device *port_dev, + unsigned long event) +{ + if (netif_is_bridge_port(port_dev) || netif_is_lag_port(port_dev)) + return 0; + + return mlxsw_sp_inetaddr_vport_event(port_dev, port_dev, event, 1); +} + +static int __mlxsw_sp_inetaddr_lag_event(struct net_device *l3_dev, + struct net_device *lag_dev, + unsigned long event, u16 vid) +{ + struct net_device *port_dev; + struct list_head *iter; + int err; + + netdev_for_each_lower_dev(lag_dev, port_dev, iter) { + if (mlxsw_sp_port_dev_check(port_dev)) { + err = mlxsw_sp_inetaddr_vport_event(l3_dev, port_dev, + event, vid); + if (err) + return err; + } + } + + return 0; +} + +static int mlxsw_sp_inetaddr_lag_event(struct net_device *lag_dev, + unsigned long event) +{ + if (netif_is_bridge_port(lag_dev)) + return 0; + + return __mlxsw_sp_inetaddr_lag_event(lag_dev, lag_dev, event, 1); +} + +static struct mlxsw_sp_fid *mlxsw_sp_bridge_fid_get(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev) +{ + u16 fid; + + if (is_vlan_dev(l3_dev)) + fid = vlan_dev_vlan_id(l3_dev); + else if (mlxsw_sp->master_bridge.dev == l3_dev) + fid = 1; + else + return mlxsw_sp_vfid_find(mlxsw_sp, l3_dev); + + return mlxsw_sp_fid_find(mlxsw_sp, fid); +} + +static u8 mlxsw_sp_router_port(const struct mlxsw_sp *mlxsw_sp) +{ + return mlxsw_core_max_ports(mlxsw_sp->core) + 1; +} + +static enum mlxsw_flood_table_type mlxsw_sp_flood_table_type_get(u16 fid) +{ + return mlxsw_sp_fid_is_vfid(fid) ? MLXSW_REG_SFGC_TABLE_TYPE_FID : + MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST; +} + +static u16 mlxsw_sp_flood_table_index_get(u16 fid) +{ + return mlxsw_sp_fid_is_vfid(fid) ? mlxsw_sp_fid_to_vfid(fid) : fid; +} + +static int mlxsw_sp_router_port_flood_set(struct mlxsw_sp *mlxsw_sp, u16 fid, + bool set) +{ + u8 router_port = mlxsw_sp_router_port(mlxsw_sp); + enum mlxsw_flood_table_type table_type; + char *sftr_pl; + u16 index; + int err; + + sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL); + if (!sftr_pl) + return -ENOMEM; + + table_type = mlxsw_sp_flood_table_type_get(fid); + index = mlxsw_sp_flood_table_index_get(fid); + mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BC, index, table_type, + 1, router_port, set); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); + + kfree(sftr_pl); + return err; +} + +static enum mlxsw_reg_ritr_if_type mlxsw_sp_rif_type_get(u16 fid) +{ + if (mlxsw_sp_fid_is_vfid(fid)) + return MLXSW_REG_RITR_FID_IF; + else + return MLXSW_REG_RITR_VLAN_IF; +} + +static int mlxsw_sp_rif_bridge_op(struct mlxsw_sp *mlxsw_sp, u16 vr_id, + struct net_device *l3_dev, + u16 fid, u16 rif, + bool create) +{ + enum mlxsw_reg_ritr_if_type rif_type; + char ritr_pl[MLXSW_REG_RITR_LEN]; + + rif_type = mlxsw_sp_rif_type_get(fid); + mlxsw_reg_ritr_pack(ritr_pl, create, rif_type, rif, vr_id, l3_dev->mtu, + l3_dev->dev_addr); + mlxsw_reg_ritr_fid_set(ritr_pl, rif_type, fid); + + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); +} + +static int mlxsw_sp_rif_bridge_create(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev, + struct mlxsw_sp_fid *f) +{ + u32 tb_id = l3mdev_fib_table(l3_dev); + struct mlxsw_sp_rif *rif; + struct mlxsw_sp_vr *vr; + u16 rif_index; + int err; + + rif_index = mlxsw_sp_avail_rif_get(mlxsw_sp); + if (rif_index == MLXSW_SP_INVALID_INDEX_RIF) + return -ERANGE; + + vr = mlxsw_sp_vr_get(mlxsw_sp, tb_id ? : RT_TABLE_MAIN); + if (IS_ERR(vr)) + return PTR_ERR(vr); + + err = mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, true); + if (err) + goto err_port_flood_set; + + err = mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid, + rif_index, true); + if (err) + goto err_rif_bridge_op; + + err = mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, true); + if (err) + goto err_rif_fdb_op; + + rif = mlxsw_sp_rif_alloc(rif_index, vr->id, l3_dev, f); + if (!rif) { + err = -ENOMEM; + goto err_rif_alloc; + } + + f->rif = rif; + mlxsw_sp->rifs[rif_index] = rif; + vr->rif_count++; + + netdev_dbg(l3_dev, "RIF=%d created\n", rif_index); + + return 0; + +err_rif_alloc: + mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false); +err_rif_fdb_op: + mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid, rif_index, + false); +err_rif_bridge_op: + mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); +err_port_flood_set: + mlxsw_sp_vr_put(vr); + return err; +} + +void mlxsw_sp_rif_bridge_destroy(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif) +{ + struct mlxsw_sp_vr *vr = &mlxsw_sp->router.vrs[rif->vr_id]; + struct net_device *l3_dev = rif->dev; + struct mlxsw_sp_fid *f = rif->f; + u16 rif_index = rif->rif_index; + + mlxsw_sp_router_rif_gone_sync(mlxsw_sp, rif); + + vr->rif_count--; + mlxsw_sp->rifs[rif_index] = NULL; + f->rif = NULL; + + kfree(rif); + + mlxsw_sp_rif_fdb_op(mlxsw_sp, l3_dev->dev_addr, f->fid, false); + + mlxsw_sp_rif_bridge_op(mlxsw_sp, vr->id, l3_dev, f->fid, rif_index, + false); + + mlxsw_sp_router_port_flood_set(mlxsw_sp, f->fid, false); + + mlxsw_sp_vr_put(vr); + + netdev_dbg(l3_dev, "RIF=%d destroyed\n", rif_index); +} + +static int mlxsw_sp_inetaddr_bridge_event(struct net_device *l3_dev, + struct net_device *br_dev, + unsigned long event) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(l3_dev); + struct mlxsw_sp_fid *f; + + /* FID can either be an actual FID if the L3 device is the + * VLAN-aware bridge or a VLAN device on top. Otherwise, the + * L3 device is a VLAN-unaware bridge and we get a vFID. + */ + f = mlxsw_sp_bridge_fid_get(mlxsw_sp, l3_dev); + if (WARN_ON(!f)) + return -EINVAL; + + switch (event) { + case NETDEV_UP: + return mlxsw_sp_rif_bridge_create(mlxsw_sp, l3_dev, f); + case NETDEV_DOWN: + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); + break; + } + + return 0; +} + +static int mlxsw_sp_inetaddr_vlan_event(struct net_device *vlan_dev, + unsigned long event) +{ + struct net_device *real_dev = vlan_dev_real_dev(vlan_dev); + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(vlan_dev); + u16 vid = vlan_dev_vlan_id(vlan_dev); + + if (mlxsw_sp_port_dev_check(real_dev)) + return mlxsw_sp_inetaddr_vport_event(vlan_dev, real_dev, event, + vid); + else if (netif_is_lag_master(real_dev)) + return __mlxsw_sp_inetaddr_lag_event(vlan_dev, real_dev, event, + vid); + else if (netif_is_bridge_master(real_dev) && + mlxsw_sp->master_bridge.dev == real_dev) + return mlxsw_sp_inetaddr_bridge_event(vlan_dev, real_dev, + event); + + return 0; +} + +int mlxsw_sp_inetaddr_event(struct notifier_block *unused, + unsigned long event, void *ptr) +{ + struct in_ifaddr *ifa = (struct in_ifaddr *) ptr; + struct net_device *dev = ifa->ifa_dev->dev; + struct mlxsw_sp *mlxsw_sp; + struct mlxsw_sp_rif *rif; + int err = 0; + + mlxsw_sp = mlxsw_sp_lower_get(dev); + if (!mlxsw_sp) + goto out; + + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); + if (!mlxsw_sp_rif_should_config(rif, ifa->ifa_dev, event)) + goto out; + + if (mlxsw_sp_port_dev_check(dev)) + err = mlxsw_sp_inetaddr_port_event(dev, event); + else if (netif_is_lag_master(dev)) + err = mlxsw_sp_inetaddr_lag_event(dev, event); + else if (netif_is_bridge_master(dev)) + err = mlxsw_sp_inetaddr_bridge_event(dev, dev, event); + else if (is_vlan_dev(dev)) + err = mlxsw_sp_inetaddr_vlan_event(dev, event); + +out: + return notifier_from_errno(err); +} + +static int mlxsw_sp_rif_edit(struct mlxsw_sp *mlxsw_sp, u16 rif_index, + const char *mac, int mtu) +{ + char ritr_pl[MLXSW_REG_RITR_LEN]; + int err; + + mlxsw_reg_ritr_rif_pack(ritr_pl, rif_index); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); + if (err) + return err; + + mlxsw_reg_ritr_mtu_set(ritr_pl, mtu); + mlxsw_reg_ritr_if_mac_memcpy_to(ritr_pl, mac); + mlxsw_reg_ritr_op_set(ritr_pl, MLXSW_REG_RITR_RIF_CREATE); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ritr), ritr_pl); +} + +int mlxsw_sp_netdevice_router_port_event(struct net_device *dev) +{ + struct mlxsw_sp *mlxsw_sp; + struct mlxsw_sp_rif *rif; + int err; + + mlxsw_sp = mlxsw_sp_lower_get(dev); + if (!mlxsw_sp) + return 0; + + rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); + if (!rif) + return 0; + + err = mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, rif->f->fid, false); + if (err) + return err; + + err = mlxsw_sp_rif_edit(mlxsw_sp, rif->rif_index, dev->dev_addr, + dev->mtu); + if (err) + goto err_rif_edit; + + err = mlxsw_sp_rif_fdb_op(mlxsw_sp, dev->dev_addr, rif->f->fid, true); + if (err) + goto err_rif_fdb_op; + + ether_addr_copy(rif->addr, dev->dev_addr); + rif->mtu = dev->mtu; + + netdev_dbg(dev, "Updated RIF=%d\n", rif->rif_index); + + return 0; + +err_rif_fdb_op: + mlxsw_sp_rif_edit(mlxsw_sp, rif->rif_index, rif->addr, rif->mtu); +err_rif_edit: + mlxsw_sp_rif_fdb_op(mlxsw_sp, rif->addr, rif->f->fid, true); + return err; +} + +int mlxsw_sp_vport_vrf_join(struct mlxsw_sp_port *mlxsw_sp_vport) +{ + struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_vport); + struct net_device *dev = mlxsw_sp_vport->dev; + + /* In case vPort already has a RIF, then we need to drop it. + * A new one will be created using the VRF's VR. + */ + if (f && f->rif) + mlxsw_sp_vport_rif_sp_leave(mlxsw_sp_vport); + + return mlxsw_sp_vport_rif_sp_join(mlxsw_sp_vport, dev); +} + +void mlxsw_sp_vport_vrf_leave(struct mlxsw_sp_port *mlxsw_sp_vport) +{ + mlxsw_sp_vport_rif_sp_leave(mlxsw_sp_vport); +} + +int mlxsw_sp_port_vrf_join(struct mlxsw_sp_port *mlxsw_sp_port) +{ + struct mlxsw_sp_port *mlxsw_sp_vport; + + mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, 1); + if (WARN_ON(!mlxsw_sp_vport)) + return -EINVAL; + + return mlxsw_sp_vport_vrf_join(mlxsw_sp_vport); +} + +void mlxsw_sp_port_vrf_leave(struct mlxsw_sp_port *mlxsw_sp_port) +{ + struct mlxsw_sp_port *mlxsw_sp_vport; + + mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, 1); + if (WARN_ON(!mlxsw_sp_vport)) + return; + + mlxsw_sp_vport_vrf_leave(mlxsw_sp_vport); +} + +int mlxsw_sp_bridge_vrf_join(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev) +{ + struct mlxsw_sp_fid *f; + + f = mlxsw_sp_bridge_fid_get(mlxsw_sp, l3_dev); + if (WARN_ON(!f)) + return -EINVAL; + + if (f->rif) + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); + + return mlxsw_sp_rif_bridge_create(mlxsw_sp, l3_dev, f); +} + +void mlxsw_sp_bridge_vrf_leave(struct mlxsw_sp *mlxsw_sp, + struct net_device *l3_dev) +{ + struct mlxsw_sp_fid *f; + + f = mlxsw_sp_bridge_fid_get(mlxsw_sp, l3_dev); + if (WARN_ON(!f)) + return; + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); +} + static void mlxsw_sp_router_fib_dump_flush(struct notifier_block *nb) { struct mlxsw_sp *mlxsw_sp = container_of(nb, struct mlxsw_sp, fib_nb); @@ -2606,6 +3510,48 @@ static void mlxsw_sp_router_fib_dump_flush(struct notifier_block *nb) mlxsw_sp_router_fib_flush(mlxsw_sp); } +static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp) +{ + char rgcr_pl[MLXSW_REG_RGCR_LEN]; + u64 max_rifs; + int err; + + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_RIFS)) + return -EIO; + + max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); + mlxsw_sp->rifs = kcalloc(max_rifs, sizeof(struct mlxsw_sp_rif *), + GFP_KERNEL); + if (!mlxsw_sp->rifs) + return -ENOMEM; + + mlxsw_reg_rgcr_pack(rgcr_pl, true); + mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, max_rifs); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl); + if (err) + goto err_rgcr_fail; + + return 0; + +err_rgcr_fail: + kfree(mlxsw_sp->rifs); + return err; +} + +static void __mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp) +{ + char rgcr_pl[MLXSW_REG_RGCR_LEN]; + int i; + + mlxsw_reg_rgcr_pack(rgcr_pl, false); + mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl); + + for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) + WARN_ON_ONCE(mlxsw_sp->rifs[i]); + + kfree(mlxsw_sp->rifs); +} + int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp) { int err; @@ -2625,7 +3571,10 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp) if (err) goto err_nexthop_group_ht_init; - mlxsw_sp_lpm_init(mlxsw_sp); + err = mlxsw_sp_lpm_init(mlxsw_sp); + if (err) + goto err_lpm_init; + err = mlxsw_sp_vrs_init(mlxsw_sp); if (err) goto err_vrs_init; @@ -2647,6 +3596,8 @@ err_register_fib_notifier: err_neigh_init: mlxsw_sp_vrs_fini(mlxsw_sp); err_vrs_init: + mlxsw_sp_lpm_fini(mlxsw_sp); +err_lpm_init: rhashtable_destroy(&mlxsw_sp->router.nexthop_group_ht); err_nexthop_group_ht_init: rhashtable_destroy(&mlxsw_sp->router.nexthop_ht); @@ -2660,6 +3611,7 @@ void mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp) unregister_fib_notifier(&mlxsw_sp->fib_nb); mlxsw_sp_neigh_fini(mlxsw_sp); mlxsw_sp_vrs_fini(mlxsw_sp); + mlxsw_sp_lpm_fini(mlxsw_sp); rhashtable_destroy(&mlxsw_sp->router.nexthop_group_ht); rhashtable_destroy(&mlxsw_sp->router.nexthop_ht); __mlxsw_sp_router_fini(mlxsw_sp); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h new file mode 100644 index 000000000000..c3095fef6697 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h @@ -0,0 +1,58 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * Copyright (c) 2017 Arkadi Sharshevsky <arkadis@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MLXSW_ROUTER_H_ +#define _MLXSW_ROUTER_H_ + +#include "spectrum.h" + +enum mlxsw_sp_rif_counter_dir { + MLXSW_SP_RIF_COUNTER_INGRESS, + MLXSW_SP_RIF_COUNTER_EGRESS, +}; + +u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif); +int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif); +int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir, + u64 *cnt); +void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir); +int mlxsw_sp_rif_counter_alloc(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_rif *rif, + enum mlxsw_sp_rif_counter_dir dir); + +#endif /* _MLXSW_ROUTER_H_*/ diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 598727d578c1..05eaa15ad9d5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -568,8 +568,8 @@ void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f) list_del(&f->list); - if (f->r) - mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r); + if (f->rif) + mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif); kfree(f); @@ -1012,7 +1012,7 @@ static int mlxsw_sp_port_smid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid, mlxsw_reg_smid_pack(smid_pl, mid, mlxsw_sp_port->local_port, add); if (clear_all_ports) { - for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) + for (i = 1; i < mlxsw_core_max_ports(mlxsw_sp->core); i++) if (mlxsw_sp->ports[i]) mlxsw_reg_smid_port_mask_set(smid_pl, i, 1); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c index ec1e886d4566..3b0f72455681 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c +++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c @@ -1321,7 +1321,7 @@ static void mlxsw_sx_ports_remove(struct mlxsw_sx *mlxsw_sx) { int i; - for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) + for (i = 1; i < mlxsw_core_max_ports(mlxsw_sx->core); i++) if (mlxsw_sx_port_created(mlxsw_sx, i)) mlxsw_sx_port_remove(mlxsw_sx, i); kfree(mlxsw_sx->ports); @@ -1329,17 +1329,18 @@ static void mlxsw_sx_ports_remove(struct mlxsw_sx *mlxsw_sx) static int mlxsw_sx_ports_create(struct mlxsw_sx *mlxsw_sx) { + unsigned int max_ports = mlxsw_core_max_ports(mlxsw_sx->core); size_t alloc_size; u8 module, width; int i; int err; - alloc_size = sizeof(struct mlxsw_sx_port *) * MLXSW_PORT_MAX_PORTS; + alloc_size = sizeof(struct mlxsw_sx_port *) * max_ports; mlxsw_sx->ports = kzalloc(alloc_size, GFP_KERNEL); if (!mlxsw_sx->ports) return -ENOMEM; - for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) { + for (i = 1; i < max_ports; i++) { err = mlxsw_sx_port_module_info_get(mlxsw_sx, i, &module, &width); if (err) diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index 279ee4612981..20358f87de57 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -212,25 +212,6 @@ static void ks8851_wrreg8(struct ks8851_net *ks, unsigned reg, unsigned val) } /** - * ks8851_rx_1msg - select whether to use one or two messages for spi read - * @ks: The device structure - * - * Return whether to generate a single message with a tx and rx buffer - * supplied to spi_sync(), or alternatively send the tx and rx buffers - * as separate messages. - * - * Depending on the hardware in use, a single message may be more efficient - * on interrupts or work done by the driver. - * - * This currently always returns true until we add some per-device data passed - * from the platform code to specify which mode is better. - */ -static inline bool ks8851_rx_1msg(struct ks8851_net *ks) -{ - return true; -} - -/** * ks8851_rdreg - issue read register command and return the data * @ks: The device state * @op: The register address and byte enables in message format. @@ -251,14 +232,7 @@ static void ks8851_rdreg(struct ks8851_net *ks, unsigned op, txb[0] = cpu_to_le16(op | KS_SPIOP_RD); - if (ks8851_rx_1msg(ks)) { - msg = &ks->spi_msg1; - xfer = &ks->spi_xfer1; - - xfer->tx_buf = txb; - xfer->rx_buf = trx; - xfer->len = rxl + 2; - } else { + if (ks->spidev->master->flags & SPI_MASTER_HALF_DUPLEX) { msg = &ks->spi_msg2; xfer = ks->spi_xfer2; @@ -270,15 +244,22 @@ static void ks8851_rdreg(struct ks8851_net *ks, unsigned op, xfer->tx_buf = NULL; xfer->rx_buf = trx; xfer->len = rxl; + } else { + msg = &ks->spi_msg1; + xfer = &ks->spi_xfer1; + + xfer->tx_buf = txb; + xfer->rx_buf = trx; + xfer->len = rxl + 2; } ret = spi_sync(ks->spidev, msg); if (ret < 0) netdev_err(ks->netdev, "read: spi_sync() failed\n"); - else if (ks8851_rx_1msg(ks)) - memcpy(rxb, trx + 2, rxl); - else + else if (ks->spidev->master->flags & SPI_MASTER_HALF_DUPLEX) memcpy(rxb, trx, rxl); + else + memcpy(rxb, trx + 2, rxl); } /** diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index 6ad44be08b33..c0d7d5eec7e7 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -228,8 +228,8 @@ static int moxart_rx_poll(struct napi_struct *napi, int budget) if (desc0 & (RX_DESC0_ERR | RX_DESC0_CRC_ERR | RX_DESC0_FTL | RX_DESC0_RUNT | RX_DESC0_ODD_NB)) { net_dbg_ratelimited("packet error\n"); - priv->stats.rx_dropped++; - priv->stats.rx_errors++; + ndev->stats.rx_dropped++; + ndev->stats.rx_errors++; goto rx_next; } @@ -245,8 +245,8 @@ static int moxart_rx_poll(struct napi_struct *napi, int budget) if (unlikely(!skb)) { net_dbg_ratelimited("netdev_alloc_skb_ip_align failed\n"); - priv->stats.rx_dropped++; - priv->stats.rx_errors++; + ndev->stats.rx_dropped++; + ndev->stats.rx_errors++; goto rx_next; } @@ -256,10 +256,10 @@ static int moxart_rx_poll(struct napi_struct *napi, int budget) napi_gro_receive(&priv->napi, skb); rx++; - priv->stats.rx_packets++; - priv->stats.rx_bytes += len; + ndev->stats.rx_packets++; + ndev->stats.rx_bytes += len; if (desc0 & RX_DESC0_MULTICAST) - priv->stats.multicast++; + ndev->stats.multicast++; rx_next: wmb(); /* prevent setting ownership back too early */ @@ -296,8 +296,8 @@ static void moxart_tx_finished(struct net_device *ndev) dma_unmap_single(&ndev->dev, priv->tx_mapping[tx_tail], priv->tx_len[tx_tail], DMA_TO_DEVICE); - priv->stats.tx_packets++; - priv->stats.tx_bytes += priv->tx_skb[tx_tail]->len; + ndev->stats.tx_packets++; + ndev->stats.tx_bytes += priv->tx_skb[tx_tail]->len; dev_kfree_skb_irq(priv->tx_skb[tx_tail]); priv->tx_skb[tx_tail] = NULL; @@ -349,7 +349,7 @@ static int moxart_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (moxart_desc_read(desc + TX_REG_OFFSET_DESC0) & TX_DESC0_DMA_OWN) { net_dbg_ratelimited("no TX space for packet\n"); - priv->stats.tx_dropped++; + ndev->stats.tx_dropped++; goto out_unlock; } rmb(); /* ensure data is only read that had TX_DESC0_DMA_OWN cleared */ @@ -400,13 +400,6 @@ out_unlock: return ret; } -static struct net_device_stats *moxart_mac_get_stats(struct net_device *ndev) -{ - struct moxart_mac_priv_t *priv = netdev_priv(ndev); - - return &priv->stats; -} - static void moxart_mac_setmulticast(struct net_device *ndev) { struct moxart_mac_priv_t *priv = netdev_priv(ndev); @@ -456,7 +449,6 @@ static const struct net_device_ops moxart_netdev_ops = { .ndo_open = moxart_mac_open, .ndo_stop = moxart_mac_stop, .ndo_start_xmit = moxart_mac_start_xmit, - .ndo_get_stats = moxart_mac_get_stats, .ndo_set_rx_mode = moxart_mac_set_rx_mode, .ndo_set_mac_address = moxart_set_mac_address, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/ethernet/moxa/moxart_ether.h b/drivers/net/ethernet/moxa/moxart_ether.h index afc32ec998c0..686b8957d5cf 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.h +++ b/drivers/net/ethernet/moxa/moxart_ether.h @@ -293,7 +293,6 @@ struct moxart_mac_priv_t { void __iomem *base; - struct net_device_stats stats; unsigned int reg_maccr; unsigned int reg_imr; struct napi_struct napi; diff --git a/drivers/net/ethernet/netronome/nfp/Makefile b/drivers/net/ethernet/netronome/nfp/Makefile index 6933afa69df2..4a5d13ef92a4 100644 --- a/drivers/net/ethernet/netronome/nfp/Makefile +++ b/drivers/net/ethernet/netronome/nfp/Makefile @@ -6,6 +6,7 @@ nfp-objs := \ nfpcore/nfp_cpplib.o \ nfpcore/nfp_hwinfo.o \ nfpcore/nfp_mip.o \ + nfpcore/nfp_mutex.o \ nfpcore/nfp_nffw.o \ nfpcore/nfp_nsp.o \ nfpcore/nfp_nsp_eth.o \ diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c index dedac720fb29..bea2a1a6c211 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c @@ -48,7 +48,7 @@ #include "nfpcore/nfp.h" #include "nfpcore/nfp_cpp.h" #include "nfpcore/nfp_nffw.h" -#include "nfpcore/nfp_nsp_eth.h" +#include "nfpcore/nfp_nsp.h" #include "nfpcore/nfp6000_pcie.h" @@ -385,8 +385,7 @@ static void nfp_pci_remove(struct pci_dev *pdev) { struct nfp_pf *pf = pci_get_drvdata(pdev); - if (!list_empty(&pf->ports)) - nfp_net_pci_remove(pf); + nfp_net_pci_remove(pf); nfp_pcie_sriov_disable(pdev); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.h b/drivers/net/ethernet/netronome/nfp/nfp_main.h index 39105d0435e9..b57de047b002 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.h @@ -42,7 +42,9 @@ #include <linux/list.h> #include <linux/types.h> #include <linux/msi.h> +#include <linux/mutex.h> #include <linux/pci.h> +#include <linux/workqueue.h> struct dentry; struct pci_dev; @@ -64,8 +66,11 @@ struct nfp_eth_table; * @fw_loaded: Is the firmware loaded? * @eth_tbl: NSP ETH table * @ddir: Per-device debugfs directory - * @num_ports: Number of adapter ports + * @num_ports: Number of adapter ports app firmware supports + * @num_netdevs: Number of netdevs spawned * @ports: Linked list of port structures (struct nfp_net) + * @port_lock: Protects @ports, @num_ports, @num_netdevs + * @port_refresh_work: Work entry for taking netdevs out */ struct nfp_pf { struct pci_dev *pdev; @@ -88,7 +93,11 @@ struct nfp_pf { struct dentry *ddir; unsigned int num_ports; + unsigned int num_netdevs; + struct list_head ports; + struct work_struct port_refresh_work; + struct mutex port_lock; }; extern struct pci_driver nfp_netvf_pci_driver; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index e614a376b595..052db9208fbb 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -50,14 +50,14 @@ #include "nfp_net_ctrl.h" -#define nn_err(nn, fmt, args...) netdev_err((nn)->netdev, fmt, ## args) -#define nn_warn(nn, fmt, args...) netdev_warn((nn)->netdev, fmt, ## args) -#define nn_info(nn, fmt, args...) netdev_info((nn)->netdev, fmt, ## args) -#define nn_dbg(nn, fmt, args...) netdev_dbg((nn)->netdev, fmt, ## args) -#define nn_warn_ratelimit(nn, fmt, args...) \ +#define nn_err(nn, fmt, args...) netdev_err((nn)->dp.netdev, fmt, ## args) +#define nn_warn(nn, fmt, args...) netdev_warn((nn)->dp.netdev, fmt, ## args) +#define nn_info(nn, fmt, args...) netdev_info((nn)->dp.netdev, fmt, ## args) +#define nn_dbg(nn, fmt, args...) netdev_dbg((nn)->dp.netdev, fmt, ## args) +#define nn_dp_warn(dp, fmt, args...) \ do { \ if (unlikely(net_ratelimit())) \ - netdev_warn((nn)->netdev, fmt, ## args); \ + netdev_warn((dp)->netdev, fmt, ## args); \ } while (0) /* Max time to wait for NFP to respond on updates (in seconds) */ @@ -112,6 +112,7 @@ /* Forward declarations */ struct nfp_cpp; +struct nfp_eth_table_port; struct nfp_net; struct nfp_net_r_vector; @@ -306,17 +307,13 @@ struct nfp_net_rx_buf { * @rd_p: FL/RX ring read pointer (free running) * @idx: Ring index from Linux's perspective * @fl_qcidx: Queue Controller Peripheral (QCP) queue index for the freelist - * @rx_qcidx: Queue Controller Peripheral (QCP) queue index for the RX queue * @qcp_fl: Pointer to base of the QCP freelist queue - * @qcp_rx: Pointer to base of the QCP RX queue * @wr_ptr_add: Accumulated number of buffers to add to QCP write pointer * (used for free list batching) * @rxbufs: Array of transmitted FL/RX buffers * @rxds: Virtual address of FL/RX ring in host memory * @dma: DMA address of the FL/RX ring * @size: Size, in bytes, of the FL/RX ring (needed to free) - * @bufsz: Buffer allocation size for convenience of management routines - * (NOTE: this is in second cache line, do not use on fast path!) */ struct nfp_net_rx_ring { struct nfp_net_r_vector *r_vec; @@ -325,20 +322,17 @@ struct nfp_net_rx_ring { u32 wr_p; u32 rd_p; - u16 idx; - u16 wr_ptr_add; + u32 idx; + u32 wr_ptr_add; int fl_qcidx; - int rx_qcidx; u8 __iomem *qcp_fl; - u8 __iomem *qcp_rx; struct nfp_net_rx_buf *rxbufs; struct nfp_net_rx_desc *rxds; dma_addr_t dma; unsigned int size; - unsigned int bufsz; } ____cacheline_aligned; /** @@ -433,19 +427,76 @@ struct nfp_stat_pair { }; /** - * struct nfp_net - NFP network device structure - * @pdev: Backpointer to PCI device - * @netdev: Backpointer to net_device structure - * @is_vf: Is the driver attached to a VF? + * struct nfp_net_dp - NFP network device datapath data structure + * @dev: Backpointer to struct device + * @netdev: Backpointer to net_device structure + * @is_vf: Is the driver attached to a VF? * @bpf_offload_skip_sw: Offloaded BPF program will not be rerun by cls_bpf * @bpf_offload_xdp: Offloaded BPF program is XDP - * @ctrl: Local copy of the control register/word. - * @fl_bufsz: Currently configured size of the freelist buffers + * @chained_metadata_format: Firemware will use new metadata format + * @rx_dma_dir: Mapping direction for RX buffers + * @rx_dma_off: Offset at which DMA packets (for XDP headroom) * @rx_offset: Offset in the RX buffers where packet data starts + * @ctrl: Local copy of the control register/word. + * @fl_bufsz: Currently configured size of the freelist buffers * @xdp_prog: Installed XDP program - * @fw_ver: Firmware version + * @tx_rings: Array of pre-allocated TX ring structures + * @rx_rings: Array of pre-allocated RX ring structures + * @ctrl_bar: Pointer to mapped control BAR + * + * @txd_cnt: Size of the TX ring in number of descriptors + * @rxd_cnt: Size of the RX ring in number of descriptors + * @num_r_vecs: Number of used ring vectors + * @num_tx_rings: Currently configured number of TX rings + * @num_stack_tx_rings: Number of TX rings used by the stack (not XDP) + * @num_rx_rings: Currently configured number of RX rings + * @mtu: Device MTU + */ +struct nfp_net_dp { + struct device *dev; + struct net_device *netdev; + + u8 is_vf:1; + u8 bpf_offload_skip_sw:1; + u8 bpf_offload_xdp:1; + u8 chained_metadata_format:1; + + u8 rx_dma_dir; + u8 rx_dma_off; + + u8 rx_offset; + + u32 ctrl; + u32 fl_bufsz; + + struct bpf_prog *xdp_prog; + + struct nfp_net_tx_ring *tx_rings; + struct nfp_net_rx_ring *rx_rings; + + u8 __iomem *ctrl_bar; + + /* Cold data follows */ + + unsigned int txd_cnt; + unsigned int rxd_cnt; + + unsigned int num_r_vecs; + + unsigned int num_tx_rings; + unsigned int num_stack_tx_rings; + unsigned int num_rx_rings; + + unsigned int mtu; +}; + +/** + * struct nfp_net - NFP network device structure + * @dp: Datapath structure + * @fw_ver: Firmware version * @cap: Capabilities advertised by the Firmware * @max_mtu: Maximum support MTU advertised by the Firmware + * @rss_hfunc: RSS selected hash function * @rss_cfg: RSS configuration * @rss_key: RSS secret key * @rss_itbl: RSS indirection table @@ -454,17 +505,9 @@ struct nfp_stat_pair { * @rx_filter_change: Jiffies when statistics last changed * @rx_filter_stats_timer: Timer for polling filter offload statistics * @rx_filter_lock: Lock protecting timer state changes (teardown) + * @max_r_vecs: Number of allocated interrupt vectors for RX/TX * @max_tx_rings: Maximum number of TX rings supported by the Firmware * @max_rx_rings: Maximum number of RX rings supported by the Firmware - * @num_tx_rings: Currently configured number of TX rings - * @num_stack_tx_rings: Number of TX rings used by the stack (not XDP) - * @num_rx_rings: Currently configured number of RX rings - * @txd_cnt: Size of the TX ring in number of descriptors - * @rxd_cnt: Size of the RX ring in number of descriptors - * @tx_rings: Array of pre-allocated TX ring structures - * @rx_rings: Array of pre-allocated RX ring structures - * @max_r_vecs: Number of allocated interrupt vectors for RX/TX - * @num_r_vecs: Number of used ring vectors * @r_vecs: Pre-allocated array of ring vectors * @irq_entries: Pre-allocated array of MSI-X entries * @lsc_handler: Handler for Link State Change interrupt @@ -480,7 +523,8 @@ struct nfp_stat_pair { * @reconfig_sync_present: Some thread is performing synchronous reconfig * @reconfig_timer: Timer for async reading of reconfig results * @link_up: Is the link up? - * @link_status_lock: Protects @link_up and ensures atomicity with BAR reading + * @link_changed: Has link state changes since last port refresh? + * @link_status_lock: Protects @link_* and ensures atomicity with BAR reading * @rx_coalesce_usecs: RX interrupt moderation usecs delay parameter * @rx_coalesce_max_frames: RX interrupt moderation frame count parameter * @tx_coalesce_usecs: TX interrupt moderation usecs delay parameter @@ -488,36 +532,24 @@ struct nfp_stat_pair { * @vxlan_ports: VXLAN ports for RX inner csum offload communicated to HW * @vxlan_usecnt: IPv4/IPv6 VXLAN port use counts * @qcp_cfg: Pointer to QCP queue used for configuration notification - * @ctrl_bar: Pointer to mapped control BAR * @tx_bar: Pointer to mapped TX queues * @rx_bar: Pointer to mapped FL/RX queues * @debugfs_dir: Device directory in debugfs * @ethtool_dump_flag: Ethtool dump flag * @port_list: Entry on device port list + * @pdev: Backpointer to PCI device * @cpp: CPP device handle if available + * @eth_port: Translated ETH Table port entry */ struct nfp_net { - struct pci_dev *pdev; - struct net_device *netdev; - - unsigned is_vf:1; - unsigned bpf_offload_skip_sw:1; - unsigned bpf_offload_xdp:1; - - u32 ctrl; - u32 fl_bufsz; - - u32 rx_offset; - - struct bpf_prog *xdp_prog; - - struct nfp_net_tx_ring *tx_rings; - struct nfp_net_rx_ring *rx_rings; + struct nfp_net_dp dp; struct nfp_net_fw_version fw_ver; + u32 cap; u32 max_mtu; + u8 rss_hfunc; u32 rss_cfg; u8 rss_key[NFP_NET_CFG_RSS_KEY_SZ]; u8 rss_itbl[NFP_NET_CFG_RSS_ITBL_SZ]; @@ -530,18 +562,10 @@ struct nfp_net { unsigned int max_tx_rings; unsigned int max_rx_rings; - unsigned int num_tx_rings; - unsigned int num_stack_tx_rings; - unsigned int num_rx_rings; - int stride_tx; int stride_rx; - int txd_cnt; - int rxd_cnt; - unsigned int max_r_vecs; - unsigned int num_r_vecs; struct nfp_net_r_vector r_vecs[NFP_NET_MAX_R_VECS]; struct msix_entry irq_entries[NFP_NET_MAX_IRQS]; @@ -557,6 +581,7 @@ struct nfp_net { u32 me_freq_mhz; bool link_up; + bool link_changed; spinlock_t link_status_lock; spinlock_t reconfig_lock; @@ -575,7 +600,6 @@ struct nfp_net { u8 __iomem *qcp_cfg; - u8 __iomem *ctrl_bar; u8 __iomem *tx_bar; u8 __iomem *rx_bar; @@ -584,14 +608,10 @@ struct nfp_net { struct list_head port_list; + struct pci_dev *pdev; struct nfp_cpp *cpp; -}; -struct nfp_net_ring_set { - unsigned int n_rings; - unsigned int mtu; - unsigned int dcnt; - void *rings; + struct nfp_eth_table_port *eth_port; }; /* Functions to read/write from/to a BAR @@ -599,42 +619,42 @@ struct nfp_net_ring_set { */ static inline u16 nn_readb(struct nfp_net *nn, int off) { - return readb(nn->ctrl_bar + off); + return readb(nn->dp.ctrl_bar + off); } static inline void nn_writeb(struct nfp_net *nn, int off, u8 val) { - writeb(val, nn->ctrl_bar + off); + writeb(val, nn->dp.ctrl_bar + off); } static inline u16 nn_readw(struct nfp_net *nn, int off) { - return readw(nn->ctrl_bar + off); + return readw(nn->dp.ctrl_bar + off); } static inline void nn_writew(struct nfp_net *nn, int off, u16 val) { - writew(val, nn->ctrl_bar + off); + writew(val, nn->dp.ctrl_bar + off); } static inline u32 nn_readl(struct nfp_net *nn, int off) { - return readl(nn->ctrl_bar + off); + return readl(nn->dp.ctrl_bar + off); } static inline void nn_writel(struct nfp_net *nn, int off, u32 val) { - writel(val, nn->ctrl_bar + off); + writel(val, nn->dp.ctrl_bar + off); } static inline u64 nn_readq(struct nfp_net *nn, int off) { - return readq(nn->ctrl_bar + off); + return readq(nn->dp.ctrl_bar + off); } static inline void nn_writeq(struct nfp_net *nn, int off, u64 val) { - writeq(val, nn->ctrl_bar + off); + writeq(val, nn->dp.ctrl_bar + off); } /* Flush posted PCI writes by reading something without side effects */ @@ -776,6 +796,7 @@ void nfp_net_netdev_clean(struct net_device *netdev); void nfp_net_set_ethtool_ops(struct net_device *netdev); void nfp_net_info(struct nfp_net *nn); int nfp_net_reconfig(struct nfp_net *nn, u32 update); +unsigned int nfp_net_rss_key_sz(struct nfp_net *nn); void nfp_net_rss_write_itbl(struct nfp_net *nn); void nfp_net_rss_write_key(struct nfp_net *nn); void nfp_net_coalesce_write_cfg(struct nfp_net *nn); @@ -787,9 +808,12 @@ void nfp_net_irqs_disable(struct pci_dev *pdev); void nfp_net_irqs_assign(struct nfp_net *nn, struct msix_entry *irq_entries, unsigned int n); -int -nfp_net_ring_reconfig(struct nfp_net *nn, struct bpf_prog **xdp_prog, - struct nfp_net_ring_set *rx, struct nfp_net_ring_set *tx); + +struct nfp_net_dp *nfp_net_clone_dp(struct nfp_net *nn); +int nfp_net_ring_reconfig(struct nfp_net *nn, struct nfp_net_dp *new); + +bool nfp_net_link_changed_read_clear(struct nfp_net *nn); +void nfp_net_refresh_port_config(struct nfp_net *nn); #ifdef CONFIG_NFP_DEBUG void nfp_net_debugfs_create(void); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index a41377e26c07..e2197160e4dc 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -41,6 +41,7 @@ * Chris Telfer <chris.telfer@netronome.com> */ +#include <linux/bitfield.h> #include <linux/bpf.h> #include <linux/bpf_trace.h> #include <linux/module.h> @@ -66,6 +67,7 @@ #include <net/pkt_cls.h> #include <net/vxlan.h> +#include "nfpcore/nfp_nsp.h" #include "nfp_net_ctrl.h" #include "nfp_net.h" @@ -83,20 +85,18 @@ void nfp_net_get_fw_version(struct nfp_net_fw_version *fw_ver, put_unaligned_le32(reg, fw_ver); } -static dma_addr_t -nfp_net_dma_map_rx(struct nfp_net *nn, void *frag, unsigned int bufsz, - int direction) +static dma_addr_t nfp_net_dma_map_rx(struct nfp_net_dp *dp, void *frag) { - return dma_map_single(&nn->pdev->dev, frag + NFP_NET_RX_BUF_HEADROOM, - bufsz - NFP_NET_RX_BUF_NON_DATA, direction); + return dma_map_single(dp->dev, frag + NFP_NET_RX_BUF_HEADROOM, + dp->fl_bufsz - NFP_NET_RX_BUF_NON_DATA, + dp->rx_dma_dir); } -static void -nfp_net_dma_unmap_rx(struct nfp_net *nn, dma_addr_t dma_addr, - unsigned int bufsz, int direction) +static void nfp_net_dma_unmap_rx(struct nfp_net_dp *dp, dma_addr_t dma_addr) { - dma_unmap_single(&nn->pdev->dev, dma_addr, - bufsz - NFP_NET_RX_BUF_NON_DATA, direction); + dma_unmap_single(dp->dev, dma_addr, + dp->fl_bufsz - NFP_NET_RX_BUF_NON_DATA, + dp->rx_dma_dir); } /* Firmware reconfig @@ -327,19 +327,22 @@ void nfp_net_irqs_assign(struct nfp_net *nn, struct msix_entry *irq_entries, unsigned int n) { + struct nfp_net_dp *dp = &nn->dp; + nn->max_r_vecs = n - NFP_NET_NON_Q_VECTORS; - nn->num_r_vecs = nn->max_r_vecs; + dp->num_r_vecs = nn->max_r_vecs; memcpy(nn->irq_entries, irq_entries, sizeof(*irq_entries) * n); - if (nn->num_rx_rings > nn->num_r_vecs || - nn->num_tx_rings > nn->num_r_vecs) - nn_warn(nn, "More rings (%d,%d) than vectors (%d).\n", - nn->num_rx_rings, nn->num_tx_rings, nn->num_r_vecs); + if (dp->num_rx_rings > dp->num_r_vecs || + dp->num_tx_rings > dp->num_r_vecs) + dev_warn(nn->dp.dev, "More rings (%d,%d) than vectors (%d).\n", + dp->num_rx_rings, dp->num_tx_rings, + dp->num_r_vecs); - nn->num_rx_rings = min(nn->num_r_vecs, nn->num_rx_rings); - nn->num_tx_rings = min(nn->num_r_vecs, nn->num_tx_rings); - nn->num_stack_tx_rings = nn->num_tx_rings; + dp->num_rx_rings = min(dp->num_r_vecs, dp->num_rx_rings); + dp->num_tx_rings = min(dp->num_r_vecs, dp->num_tx_rings); + dp->num_stack_tx_rings = dp->num_tx_rings; } /** @@ -373,6 +376,19 @@ static irqreturn_t nfp_net_irq_rxtx(int irq, void *data) return IRQ_HANDLED; } +bool nfp_net_link_changed_read_clear(struct nfp_net *nn) +{ + unsigned long flags; + bool ret; + + spin_lock_irqsave(&nn->link_status_lock, flags); + ret = nn->link_changed; + nn->link_changed = false; + spin_unlock_irqrestore(&nn->link_status_lock, flags); + + return ret; +} + /** * nfp_net_read_link_status() - Reread link status from control BAR * @nn: NFP Network structure @@ -392,13 +408,14 @@ static void nfp_net_read_link_status(struct nfp_net *nn) goto out; nn->link_up = link_up; + nn->link_changed = true; if (nn->link_up) { - netif_carrier_on(nn->netdev); - netdev_info(nn->netdev, "NIC Link is Up\n"); + netif_carrier_on(nn->dp.netdev); + netdev_info(nn->dp.netdev, "NIC Link is Up\n"); } else { - netif_carrier_off(nn->netdev); - netdev_info(nn->netdev, "NIC Link is Down\n"); + netif_carrier_off(nn->dp.netdev); + netdev_info(nn->dp.netdev, "NIC Link is Down\n"); } out: spin_unlock_irqrestore(&nn->link_status_lock, flags); @@ -476,10 +493,7 @@ nfp_net_rx_ring_init(struct nfp_net_rx_ring *rx_ring, rx_ring->r_vec = r_vec; rx_ring->fl_qcidx = rx_ring->idx * nn->stride_rx; - rx_ring->rx_qcidx = rx_ring->fl_qcidx + (nn->stride_rx - 1); - rx_ring->qcp_fl = nn->rx_bar + NFP_QCP_QUEUE_OFF(rx_ring->fl_qcidx); - rx_ring->qcp_rx = nn->rx_bar + NFP_QCP_QUEUE_OFF(rx_ring->rx_qcidx); } /** @@ -530,7 +544,7 @@ nfp_net_aux_irq_request(struct nfp_net *nn, u32 ctrl_offset, entry = &nn->irq_entries[vector_idx]; - snprintf(name, name_sz, format, netdev_name(nn->netdev)); + snprintf(name, name_sz, format, netdev_name(nn->dp.netdev)); err = request_irq(entry->vector, handler, 0, name, nn); if (err) { nn_err(nn, "Failed to request IRQ %d (err=%d).\n", @@ -617,7 +631,6 @@ static void nfp_net_tx_ring_stop(struct netdev_queue *nd_q, /** * nfp_net_tx_tso() - Set up Tx descriptor for LSO - * @nn: NFP Net device * @r_vec: per-ring structure * @txbuf: Pointer to driver soft TX descriptor * @txd: Pointer to HW TX descriptor @@ -626,7 +639,7 @@ static void nfp_net_tx_ring_stop(struct netdev_queue *nd_q, * Set up Tx descriptor for LSO, do nothing for non-LSO skbs. * Return error on packet header greater than maximum supported LSO header size. */ -static void nfp_net_tx_tso(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, +static void nfp_net_tx_tso(struct nfp_net_r_vector *r_vec, struct nfp_net_tx_buf *txbuf, struct nfp_net_tx_desc *txd, struct sk_buff *skb) { @@ -657,7 +670,7 @@ static void nfp_net_tx_tso(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, /** * nfp_net_tx_csum() - Set TX CSUM offload flags in TX descriptor - * @nn: NFP Net device + * @dp: NFP Net data path struct * @r_vec: per-ring structure * @txbuf: Pointer to driver soft TX descriptor * @txd: Pointer to TX descriptor @@ -666,7 +679,8 @@ static void nfp_net_tx_tso(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, * This function sets the TX checksum flags in the TX descriptor based * on the configuration and the protocol of the packet to be transmitted. */ -static void nfp_net_tx_csum(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, +static void nfp_net_tx_csum(struct nfp_net_dp *dp, + struct nfp_net_r_vector *r_vec, struct nfp_net_tx_buf *txbuf, struct nfp_net_tx_desc *txd, struct sk_buff *skb) { @@ -674,7 +688,7 @@ static void nfp_net_tx_csum(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, struct iphdr *iph; u8 l4_hdr; - if (!(nn->ctrl & NFP_NET_CFG_CTRL_TXCSUM)) + if (!(dp->ctrl & NFP_NET_CFG_CTRL_TXCSUM)) return; if (skb->ip_summed != CHECKSUM_PARTIAL) @@ -693,8 +707,7 @@ static void nfp_net_tx_csum(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, } else if (ipv6h->version == 6) { l4_hdr = ipv6h->nexthdr; } else { - nn_warn_ratelimit(nn, "partial checksum but ipv=%x!\n", - iph->version); + nn_dp_warn(dp, "partial checksum but ipv=%x!\n", iph->version); return; } @@ -706,8 +719,7 @@ static void nfp_net_tx_csum(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, txd->flags |= PCIE_DESC_TX_UDP_CSUM; break; default: - nn_warn_ratelimit(nn, "partial checksum but l4 proto=%x!\n", - l4_hdr); + nn_dp_warn(dp, "partial checksum but l4 proto=%x!\n", l4_hdr); return; } @@ -737,28 +749,31 @@ static int nfp_net_tx(struct sk_buff *skb, struct net_device *netdev) { struct nfp_net *nn = netdev_priv(netdev); const struct skb_frag_struct *frag; - struct nfp_net_r_vector *r_vec; struct nfp_net_tx_desc *txd, txdg; - struct nfp_net_tx_buf *txbuf; struct nfp_net_tx_ring *tx_ring; + struct nfp_net_r_vector *r_vec; + struct nfp_net_tx_buf *txbuf; struct netdev_queue *nd_q; + struct nfp_net_dp *dp; dma_addr_t dma_addr; unsigned int fsize; int f, nr_frags; int wr_idx; u16 qidx; + dp = &nn->dp; qidx = skb_get_queue_mapping(skb); - tx_ring = &nn->tx_rings[qidx]; + tx_ring = &dp->tx_rings[qidx]; r_vec = tx_ring->r_vec; - nd_q = netdev_get_tx_queue(nn->netdev, qidx); + nd_q = netdev_get_tx_queue(dp->netdev, qidx); nr_frags = skb_shinfo(skb)->nr_frags; if (unlikely(nfp_net_tx_full(tx_ring, nr_frags + 1))) { - nn_warn_ratelimit(nn, "TX ring %d busy. wrp=%u rdp=%u\n", - qidx, tx_ring->wr_p, tx_ring->rd_p); + nn_dp_warn(dp, "TX ring %d busy. wrp=%u rdp=%u\n", + qidx, tx_ring->wr_p, tx_ring->rd_p); netif_tx_stop_queue(nd_q); + nfp_net_tx_xmit_more_flush(tx_ring); u64_stats_update_begin(&r_vec->tx_sync); r_vec->tx_busy++; u64_stats_update_end(&r_vec->tx_sync); @@ -766,9 +781,9 @@ static int nfp_net_tx(struct sk_buff *skb, struct net_device *netdev) } /* Start with the head skbuf */ - dma_addr = dma_map_single(&nn->pdev->dev, skb->data, skb_headlen(skb), + dma_addr = dma_map_single(dp->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); - if (dma_mapping_error(&nn->pdev->dev, dma_addr)) + if (dma_mapping_error(dp->dev, dma_addr)) goto err_free; wr_idx = tx_ring->wr_p & (tx_ring->cnt - 1); @@ -792,11 +807,11 @@ static int nfp_net_tx(struct sk_buff *skb, struct net_device *netdev) txd->mss = 0; txd->l4_offset = 0; - nfp_net_tx_tso(nn, r_vec, txbuf, txd, skb); + nfp_net_tx_tso(r_vec, txbuf, txd, skb); - nfp_net_tx_csum(nn, r_vec, txbuf, txd, skb); + nfp_net_tx_csum(dp, r_vec, txbuf, txd, skb); - if (skb_vlan_tag_present(skb) && nn->ctrl & NFP_NET_CFG_CTRL_TXVLAN) { + if (skb_vlan_tag_present(skb) && dp->ctrl & NFP_NET_CFG_CTRL_TXVLAN) { txd->flags |= PCIE_DESC_TX_VLAN; txd->vlan = cpu_to_le16(skb_vlan_tag_get(skb)); } @@ -810,9 +825,9 @@ static int nfp_net_tx(struct sk_buff *skb, struct net_device *netdev) frag = &skb_shinfo(skb)->frags[f]; fsize = skb_frag_size(frag); - dma_addr = skb_frag_dma_map(&nn->pdev->dev, frag, 0, + dma_addr = skb_frag_dma_map(dp->dev, frag, 0, fsize, DMA_TO_DEVICE); - if (dma_mapping_error(&nn->pdev->dev, dma_addr)) + if (dma_mapping_error(dp->dev, dma_addr)) goto err_unmap; wr_idx = (wr_idx + 1) & (tx_ring->cnt - 1); @@ -851,8 +866,7 @@ err_unmap: --f; while (f >= 0) { frag = &skb_shinfo(skb)->frags[f]; - dma_unmap_page(&nn->pdev->dev, - tx_ring->txbufs[wr_idx].dma_addr, + dma_unmap_page(dp->dev, tx_ring->txbufs[wr_idx].dma_addr, skb_frag_size(frag), DMA_TO_DEVICE); tx_ring->txbufs[wr_idx].skb = NULL; tx_ring->txbufs[wr_idx].dma_addr = 0; @@ -861,13 +875,14 @@ err_unmap: if (wr_idx < 0) wr_idx += tx_ring->cnt; } - dma_unmap_single(&nn->pdev->dev, tx_ring->txbufs[wr_idx].dma_addr, + dma_unmap_single(dp->dev, tx_ring->txbufs[wr_idx].dma_addr, skb_headlen(skb), DMA_TO_DEVICE); tx_ring->txbufs[wr_idx].skb = NULL; tx_ring->txbufs[wr_idx].dma_addr = 0; tx_ring->txbufs[wr_idx].fidx = -2; err_free: - nn_warn_ratelimit(nn, "Failed to map DMA TX buffer\n"); + nn_dp_warn(dp, "Failed to map DMA TX buffer\n"); + nfp_net_tx_xmit_more_flush(tx_ring); u64_stats_update_begin(&r_vec->tx_sync); r_vec->tx_errors++; u64_stats_update_end(&r_vec->tx_sync); @@ -884,7 +899,7 @@ err_free: static void nfp_net_tx_complete(struct nfp_net_tx_ring *tx_ring) { struct nfp_net_r_vector *r_vec = tx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; + struct nfp_net_dp *dp = &r_vec->nfp_net->dp; const struct skb_frag_struct *frag; struct netdev_queue *nd_q; u32 done_pkts = 0, done_bytes = 0; @@ -918,8 +933,7 @@ static void nfp_net_tx_complete(struct nfp_net_tx_ring *tx_ring) if (fidx == -1) { /* unmap head */ - dma_unmap_single(&nn->pdev->dev, - tx_ring->txbufs[idx].dma_addr, + dma_unmap_single(dp->dev, tx_ring->txbufs[idx].dma_addr, skb_headlen(skb), DMA_TO_DEVICE); done_pkts += tx_ring->txbufs[idx].pkt_cnt; @@ -927,8 +941,7 @@ static void nfp_net_tx_complete(struct nfp_net_tx_ring *tx_ring) } else { /* unmap fragment */ frag = &skb_shinfo(skb)->frags[fidx]; - dma_unmap_page(&nn->pdev->dev, - tx_ring->txbufs[idx].dma_addr, + dma_unmap_page(dp->dev, tx_ring->txbufs[idx].dma_addr, skb_frag_size(frag), DMA_TO_DEVICE); } @@ -948,7 +961,7 @@ static void nfp_net_tx_complete(struct nfp_net_tx_ring *tx_ring) r_vec->tx_pkts += done_pkts; u64_stats_update_end(&r_vec->tx_sync); - nd_q = netdev_get_tx_queue(nn->netdev, tx_ring->idx); + nd_q = netdev_get_tx_queue(dp->netdev, tx_ring->idx); netdev_tx_completed_queue(nd_q, done_pkts, done_bytes); if (nfp_net_tx_ring_should_wake(tx_ring)) { /* Make sure TX thread will see updated tx_ring->rd_p */ @@ -966,7 +979,7 @@ static void nfp_net_tx_complete(struct nfp_net_tx_ring *tx_ring) static void nfp_net_xdp_complete(struct nfp_net_tx_ring *tx_ring) { struct nfp_net_r_vector *r_vec = tx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; + struct nfp_net_dp *dp = &r_vec->nfp_net->dp; u32 done_pkts = 0, done_bytes = 0; int idx, todo; u32 qcp_rd_p; @@ -989,8 +1002,7 @@ static void nfp_net_xdp_complete(struct nfp_net_tx_ring *tx_ring) if (!tx_ring->txbufs[idx].frag) continue; - nfp_net_dma_unmap_rx(nn, tx_ring->txbufs[idx].dma_addr, - nn->fl_bufsz, DMA_BIDIRECTIONAL); + nfp_net_dma_unmap_rx(dp, tx_ring->txbufs[idx].dma_addr); __free_page(virt_to_page(tx_ring->txbufs[idx].frag)); done_pkts++; @@ -1015,17 +1027,16 @@ static void nfp_net_xdp_complete(struct nfp_net_tx_ring *tx_ring) /** * nfp_net_tx_ring_reset() - Free any untransmitted buffers and reset pointers - * @nn: NFP Net device + * @dp: NFP Net data path struct * @tx_ring: TX ring structure * * Assumes that the device is stopped */ static void -nfp_net_tx_ring_reset(struct nfp_net *nn, struct nfp_net_tx_ring *tx_ring) +nfp_net_tx_ring_reset(struct nfp_net_dp *dp, struct nfp_net_tx_ring *tx_ring) { struct nfp_net_r_vector *r_vec = tx_ring->r_vec; const struct skb_frag_struct *frag; - struct pci_dev *pdev = nn->pdev; struct netdev_queue *nd_q; while (tx_ring->rd_p != tx_ring->wr_p) { @@ -1036,8 +1047,7 @@ nfp_net_tx_ring_reset(struct nfp_net *nn, struct nfp_net_tx_ring *tx_ring) tx_buf = &tx_ring->txbufs[idx]; if (tx_ring == r_vec->xdp_ring) { - nfp_net_dma_unmap_rx(nn, tx_buf->dma_addr, - nn->fl_bufsz, DMA_BIDIRECTIONAL); + nfp_net_dma_unmap_rx(dp, tx_buf->dma_addr); __free_page(virt_to_page(tx_ring->txbufs[idx].frag)); } else { struct sk_buff *skb = tx_ring->txbufs[idx].skb; @@ -1045,13 +1055,13 @@ nfp_net_tx_ring_reset(struct nfp_net *nn, struct nfp_net_tx_ring *tx_ring) if (tx_buf->fidx == -1) { /* unmap head */ - dma_unmap_single(&pdev->dev, tx_buf->dma_addr, + dma_unmap_single(dp->dev, tx_buf->dma_addr, skb_headlen(skb), DMA_TO_DEVICE); } else { /* unmap fragment */ frag = &skb_shinfo(skb)->frags[tx_buf->fidx]; - dma_unmap_page(&pdev->dev, tx_buf->dma_addr, + dma_unmap_page(dp->dev, tx_buf->dma_addr, skb_frag_size(frag), DMA_TO_DEVICE); } @@ -1078,7 +1088,7 @@ nfp_net_tx_ring_reset(struct nfp_net *nn, struct nfp_net_tx_ring *tx_ring) if (tx_ring == r_vec->xdp_ring) return; - nd_q = netdev_get_tx_queue(nn->netdev, tx_ring->idx); + nd_q = netdev_get_tx_queue(dp->netdev, tx_ring->idx); netdev_tx_reset_queue(nd_q); } @@ -1087,7 +1097,7 @@ static void nfp_net_tx_timeout(struct net_device *netdev) struct nfp_net *nn = netdev_priv(netdev); int i; - for (i = 0; i < nn->netdev->real_num_tx_queues; i++) { + for (i = 0; i < nn->dp.netdev->real_num_tx_queues; i++) { if (!netif_tx_queue_stopped(netdev_get_tx_queue(netdev, i))) continue; nn_warn(nn, "TX timeout on ring: %d\n", i); @@ -1098,16 +1108,17 @@ static void nfp_net_tx_timeout(struct net_device *netdev) /* Receive processing */ static unsigned int -nfp_net_calc_fl_bufsz(struct nfp_net *nn, unsigned int mtu) +nfp_net_calc_fl_bufsz(struct nfp_net_dp *dp) { unsigned int fl_bufsz; fl_bufsz = NFP_NET_RX_BUF_HEADROOM; - if (nn->rx_offset == NFP_NET_CFG_RX_OFFSET_DYNAMIC) + fl_bufsz += dp->rx_dma_off; + if (dp->rx_offset == NFP_NET_CFG_RX_OFFSET_DYNAMIC) fl_bufsz += NFP_NET_MAX_PREPEND; else - fl_bufsz += nn->rx_offset; - fl_bufsz += ETH_HLEN + VLAN_HLEN * 2 + mtu; + fl_bufsz += dp->rx_offset; + fl_bufsz += ETH_HLEN + VLAN_HLEN * 2 + dp->mtu; fl_bufsz = SKB_DATA_ALIGN(fl_bufsz); fl_bufsz += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); @@ -1126,62 +1137,56 @@ nfp_net_free_frag(void *frag, bool xdp) /** * nfp_net_rx_alloc_one() - Allocate and map page frag for RX + * @dp: NFP Net data path struct * @rx_ring: RX ring structure of the skb * @dma_addr: Pointer to storage for DMA address (output param) - * @fl_bufsz: size of freelist buffers - * @xdp: Whether XDP is enabled * * This function will allcate a new page frag, map it for DMA. * * Return: allocated page frag or NULL on failure. */ static void * -nfp_net_rx_alloc_one(struct nfp_net_rx_ring *rx_ring, dma_addr_t *dma_addr, - unsigned int fl_bufsz, bool xdp) +nfp_net_rx_alloc_one(struct nfp_net_dp *dp, struct nfp_net_rx_ring *rx_ring, + dma_addr_t *dma_addr) { - struct nfp_net *nn = rx_ring->r_vec->nfp_net; - int direction; void *frag; - if (!xdp) - frag = netdev_alloc_frag(fl_bufsz); + if (!dp->xdp_prog) + frag = netdev_alloc_frag(dp->fl_bufsz); else frag = page_address(alloc_page(GFP_KERNEL | __GFP_COLD)); if (!frag) { - nn_warn_ratelimit(nn, "Failed to alloc receive page frag\n"); + nn_dp_warn(dp, "Failed to alloc receive page frag\n"); return NULL; } - direction = xdp ? DMA_BIDIRECTIONAL : DMA_FROM_DEVICE; - - *dma_addr = nfp_net_dma_map_rx(nn, frag, fl_bufsz, direction); - if (dma_mapping_error(&nn->pdev->dev, *dma_addr)) { - nfp_net_free_frag(frag, xdp); - nn_warn_ratelimit(nn, "Failed to map DMA RX buffer\n"); + *dma_addr = nfp_net_dma_map_rx(dp, frag); + if (dma_mapping_error(dp->dev, *dma_addr)) { + nfp_net_free_frag(frag, dp->xdp_prog); + nn_dp_warn(dp, "Failed to map DMA RX buffer\n"); return NULL; } return frag; } -static void * -nfp_net_napi_alloc_one(struct nfp_net *nn, int direction, dma_addr_t *dma_addr) +static void *nfp_net_napi_alloc_one(struct nfp_net_dp *dp, dma_addr_t *dma_addr) { void *frag; - if (!nn->xdp_prog) - frag = napi_alloc_frag(nn->fl_bufsz); + if (!dp->xdp_prog) + frag = napi_alloc_frag(dp->fl_bufsz); else frag = page_address(alloc_page(GFP_ATOMIC | __GFP_COLD)); if (!frag) { - nn_warn_ratelimit(nn, "Failed to alloc receive page frag\n"); + nn_dp_warn(dp, "Failed to alloc receive page frag\n"); return NULL; } - *dma_addr = nfp_net_dma_map_rx(nn, frag, nn->fl_bufsz, direction); - if (dma_mapping_error(&nn->pdev->dev, *dma_addr)) { - nfp_net_free_frag(frag, nn->xdp_prog); - nn_warn_ratelimit(nn, "Failed to map DMA RX buffer\n"); + *dma_addr = nfp_net_dma_map_rx(dp, frag); + if (dma_mapping_error(dp->dev, *dma_addr)) { + nfp_net_free_frag(frag, dp->xdp_prog); + nn_dp_warn(dp, "Failed to map DMA RX buffer\n"); return NULL; } @@ -1190,11 +1195,13 @@ nfp_net_napi_alloc_one(struct nfp_net *nn, int direction, dma_addr_t *dma_addr) /** * nfp_net_rx_give_one() - Put mapped skb on the software and hardware rings + * @dp: NFP Net data path struct * @rx_ring: RX ring structure * @frag: page fragment buffer * @dma_addr: DMA address of skb mapping */ -static void nfp_net_rx_give_one(struct nfp_net_rx_ring *rx_ring, +static void nfp_net_rx_give_one(const struct nfp_net_dp *dp, + struct nfp_net_rx_ring *rx_ring, void *frag, dma_addr_t dma_addr) { unsigned int wr_idx; @@ -1208,7 +1215,8 @@ static void nfp_net_rx_give_one(struct nfp_net_rx_ring *rx_ring, /* Fill freelist descriptor */ rx_ring->rxds[wr_idx].fld.reserved = 0; rx_ring->rxds[wr_idx].fld.meta_len_dd = 0; - nfp_desc_set_dma_addr(&rx_ring->rxds[wr_idx].fld, dma_addr); + nfp_desc_set_dma_addr(&rx_ring->rxds[wr_idx].fld, + dma_addr + dp->rx_dma_off); rx_ring->wr_p++; rx_ring->wr_ptr_add++; @@ -1249,19 +1257,17 @@ static void nfp_net_rx_ring_reset(struct nfp_net_rx_ring *rx_ring) /** * nfp_net_rx_ring_bufs_free() - Free any buffers currently on the RX ring - * @nn: NFP Net device + * @dp: NFP Net data path struct * @rx_ring: RX ring to remove buffers from - * @xdp: Whether XDP is enabled * * Assumes that the device is stopped and buffers are in [0, ring->cnt - 1) * entries. After device is disabled nfp_net_rx_ring_reset() must be called * to restore required ring geometry. */ static void -nfp_net_rx_ring_bufs_free(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, - bool xdp) +nfp_net_rx_ring_bufs_free(struct nfp_net_dp *dp, + struct nfp_net_rx_ring *rx_ring) { - int direction = xdp ? DMA_BIDIRECTIONAL : DMA_FROM_DEVICE; unsigned int i; for (i = 0; i < rx_ring->cnt - 1; i++) { @@ -1272,9 +1278,8 @@ nfp_net_rx_ring_bufs_free(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, if (!rx_ring->rxbufs[i].frag) continue; - nfp_net_dma_unmap_rx(nn, rx_ring->rxbufs[i].dma_addr, - rx_ring->bufsz, direction); - nfp_net_free_frag(rx_ring->rxbufs[i].frag, xdp); + nfp_net_dma_unmap_rx(dp, rx_ring->rxbufs[i].dma_addr); + nfp_net_free_frag(rx_ring->rxbufs[i].frag, dp->xdp_prog); rx_ring->rxbufs[i].dma_addr = 0; rx_ring->rxbufs[i].frag = NULL; } @@ -1282,13 +1287,12 @@ nfp_net_rx_ring_bufs_free(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, /** * nfp_net_rx_ring_bufs_alloc() - Fill RX ring with buffers (don't give to FW) - * @nn: NFP Net device + * @dp: NFP Net data path struct * @rx_ring: RX ring to remove buffers from - * @xdp: Whether XDP is enabled */ static int -nfp_net_rx_ring_bufs_alloc(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, - bool xdp) +nfp_net_rx_ring_bufs_alloc(struct nfp_net_dp *dp, + struct nfp_net_rx_ring *rx_ring) { struct nfp_net_rx_buf *rxbufs; unsigned int i; @@ -1297,10 +1301,9 @@ nfp_net_rx_ring_bufs_alloc(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, for (i = 0; i < rx_ring->cnt - 1; i++) { rxbufs[i].frag = - nfp_net_rx_alloc_one(rx_ring, &rxbufs[i].dma_addr, - rx_ring->bufsz, xdp); + nfp_net_rx_alloc_one(dp, rx_ring, &rxbufs[i].dma_addr); if (!rxbufs[i].frag) { - nfp_net_rx_ring_bufs_free(nn, rx_ring, xdp); + nfp_net_rx_ring_bufs_free(dp, rx_ring); return -ENOMEM; } } @@ -1310,14 +1313,17 @@ nfp_net_rx_ring_bufs_alloc(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, /** * nfp_net_rx_ring_fill_freelist() - Give buffers from the ring to FW + * @dp: NFP Net data path struct * @rx_ring: RX ring to fill */ -static void nfp_net_rx_ring_fill_freelist(struct nfp_net_rx_ring *rx_ring) +static void +nfp_net_rx_ring_fill_freelist(struct nfp_net_dp *dp, + struct nfp_net_rx_ring *rx_ring) { unsigned int i; for (i = 0; i < rx_ring->cnt - 1; i++) - nfp_net_rx_give_one(rx_ring, rx_ring->rxbufs[i].frag, + nfp_net_rx_give_one(dp, rx_ring, rx_ring->rxbufs[i].frag, rx_ring->rxbufs[i].dma_addr); } @@ -1337,17 +1343,18 @@ static int nfp_net_rx_csum_has_errors(u16 flags) /** * nfp_net_rx_csum() - set SKB checksum field based on RX descriptor flags - * @nn: NFP Net device + * @dp: NFP Net data path struct * @r_vec: per-ring structure * @rxd: Pointer to RX descriptor * @skb: Pointer to SKB */ -static void nfp_net_rx_csum(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, +static void nfp_net_rx_csum(struct nfp_net_dp *dp, + struct nfp_net_r_vector *r_vec, struct nfp_net_rx_desc *rxd, struct sk_buff *skb) { skb_checksum_none_assert(skb); - if (!(nn->netdev->features & NETIF_F_RXCSUM)) + if (!(dp->netdev->features & NETIF_F_RXCSUM)) return; if (nfp_net_rx_csum_has_errors(le16_to_cpu(rxd->rxd.flags))) { @@ -1398,24 +1405,21 @@ static void nfp_net_set_hash(struct net_device *netdev, struct sk_buff *skb, static void nfp_net_set_hash_desc(struct net_device *netdev, struct sk_buff *skb, - struct nfp_net_rx_desc *rxd) + void *data, struct nfp_net_rx_desc *rxd) { - struct nfp_net_rx_hash *rx_hash; + struct nfp_net_rx_hash *rx_hash = data; if (!(rxd->rxd.flags & PCIE_DESC_RX_RSS)) return; - rx_hash = (struct nfp_net_rx_hash *)(skb->data - sizeof(*rx_hash)); - nfp_net_set_hash(netdev, skb, get_unaligned_be32(&rx_hash->hash_type), &rx_hash->hash); } static void * nfp_net_parse_meta(struct net_device *netdev, struct sk_buff *skb, - int meta_len) + void *data, int meta_len) { - u8 *data = skb->data - meta_len; u32 meta_info; meta_info = get_unaligned_be32(data); @@ -1445,8 +1449,9 @@ nfp_net_parse_meta(struct net_device *netdev, struct sk_buff *skb, } static void -nfp_net_rx_drop(struct nfp_net_r_vector *r_vec, struct nfp_net_rx_ring *rx_ring, - struct nfp_net_rx_buf *rxbuf, struct sk_buff *skb) +nfp_net_rx_drop(const struct nfp_net_dp *dp, struct nfp_net_r_vector *r_vec, + struct nfp_net_rx_ring *rx_ring, struct nfp_net_rx_buf *rxbuf, + struct sk_buff *skb) { u64_stats_update_begin(&r_vec->rx_sync); r_vec->rx_drops++; @@ -1458,15 +1463,15 @@ nfp_net_rx_drop(struct nfp_net_r_vector *r_vec, struct nfp_net_rx_ring *rx_ring, if (skb && rxbuf && skb->head == rxbuf->frag) page_ref_inc(virt_to_head_page(rxbuf->frag)); if (rxbuf) - nfp_net_rx_give_one(rx_ring, rxbuf->frag, rxbuf->dma_addr); + nfp_net_rx_give_one(dp, rx_ring, rxbuf->frag, rxbuf->dma_addr); if (skb) dev_kfree_skb_any(skb); } static bool -nfp_net_tx_xdp_buf(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, +nfp_net_tx_xdp_buf(struct nfp_net_dp *dp, struct nfp_net_rx_ring *rx_ring, struct nfp_net_tx_ring *tx_ring, - struct nfp_net_rx_buf *rxbuf, unsigned int pkt_off, + struct nfp_net_rx_buf *rxbuf, unsigned int dma_off, unsigned int pkt_len) { struct nfp_net_tx_buf *txbuf; @@ -1476,16 +1481,16 @@ nfp_net_tx_xdp_buf(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, int wr_idx; if (unlikely(nfp_net_tx_full(tx_ring, 1))) { - nfp_net_rx_drop(rx_ring->r_vec, rx_ring, rxbuf, NULL); + nfp_net_rx_drop(dp, rx_ring->r_vec, rx_ring, rxbuf, NULL); return false; } - new_frag = nfp_net_napi_alloc_one(nn, DMA_BIDIRECTIONAL, &new_dma_addr); + new_frag = nfp_net_napi_alloc_one(dp, &new_dma_addr); if (unlikely(!new_frag)) { - nfp_net_rx_drop(rx_ring->r_vec, rx_ring, rxbuf, NULL); + nfp_net_rx_drop(dp, rx_ring->r_vec, rx_ring, rxbuf, NULL); return false; } - nfp_net_rx_give_one(rx_ring, new_frag, new_dma_addr); + nfp_net_rx_give_one(dp, rx_ring, new_frag, new_dma_addr); wr_idx = tx_ring->wr_p & (tx_ring->cnt - 1); @@ -1497,14 +1502,14 @@ nfp_net_tx_xdp_buf(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, txbuf->pkt_cnt = 1; txbuf->real_len = pkt_len; - dma_sync_single_for_device(&nn->pdev->dev, rxbuf->dma_addr + pkt_off, + dma_sync_single_for_device(dp->dev, rxbuf->dma_addr + dma_off, pkt_len, DMA_BIDIRECTIONAL); /* Build TX descriptor */ txd = &tx_ring->txds[wr_idx]; txd->offset_eop = PCIE_DESC_TX_EOP; txd->dma_len = cpu_to_le16(pkt_len); - nfp_desc_set_dma_addr(txd, rxbuf->dma_addr + pkt_off); + nfp_desc_set_dma_addr(txd, rxbuf->dma_addr + dma_off); txd->data_len = cpu_to_le16(pkt_len); txd->flags = 0; @@ -1516,14 +1521,24 @@ nfp_net_tx_xdp_buf(struct nfp_net *nn, struct nfp_net_rx_ring *rx_ring, return true; } -static int nfp_net_run_xdp(struct bpf_prog *prog, void *data, unsigned int len) +static int nfp_net_run_xdp(struct bpf_prog *prog, void *data, void *hard_start, + unsigned int *off, unsigned int *len) { struct xdp_buff xdp; + void *orig_data; + int ret; + + xdp.data_hard_start = hard_start; + xdp.data = data + *off; + xdp.data_end = data + *off + *len; + + orig_data = xdp.data; + ret = bpf_prog_run_xdp(prog, &xdp); - xdp.data = data; - xdp.data_end = data + len; + *len -= xdp.data - orig_data; + *off += xdp.data - orig_data; - return bpf_prog_run_xdp(prog, &xdp); + return ret; } /** @@ -1540,27 +1555,27 @@ static int nfp_net_run_xdp(struct bpf_prog *prog, void *data, unsigned int len) static int nfp_net_rx(struct nfp_net_rx_ring *rx_ring, int budget) { struct nfp_net_r_vector *r_vec = rx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; + struct nfp_net_dp *dp = &r_vec->nfp_net->dp; struct nfp_net_tx_ring *tx_ring; struct bpf_prog *xdp_prog; unsigned int true_bufsz; struct sk_buff *skb; int pkts_polled = 0; - int rx_dma_map_dir; int idx; rcu_read_lock(); - xdp_prog = READ_ONCE(nn->xdp_prog); - rx_dma_map_dir = xdp_prog ? DMA_BIDIRECTIONAL : DMA_FROM_DEVICE; - true_bufsz = xdp_prog ? PAGE_SIZE : nn->fl_bufsz; + xdp_prog = READ_ONCE(dp->xdp_prog); + true_bufsz = xdp_prog ? PAGE_SIZE : dp->fl_bufsz; tx_ring = r_vec->xdp_ring; while (pkts_polled < budget) { - unsigned int meta_len, data_len, data_off, pkt_len, pkt_off; + unsigned int meta_len, data_len, data_off, pkt_len; + u8 meta_prepend[NFP_NET_MAX_PREPEND]; struct nfp_net_rx_buf *rxbuf; struct nfp_net_rx_desc *rxd; dma_addr_t new_dma_addr; void *new_frag; + u8 *meta; idx = rx_ring->rd_p & (rx_ring->cnt - 1); @@ -1593,11 +1608,11 @@ static int nfp_net_rx(struct nfp_net_rx_ring *rx_ring, int budget) data_len = le16_to_cpu(rxd->rxd.data_len); pkt_len = data_len - meta_len; - if (nn->rx_offset == NFP_NET_CFG_RX_OFFSET_DYNAMIC) - pkt_off = meta_len; + if (dp->rx_offset == NFP_NET_CFG_RX_OFFSET_DYNAMIC) + data_off = NFP_NET_RX_BUF_HEADROOM + meta_len; else - pkt_off = nn->rx_offset; - data_off = NFP_NET_RX_BUF_HEADROOM + pkt_off; + data_off = NFP_NET_RX_BUF_HEADROOM + dp->rx_offset; + data_off += dp->rx_dma_off; /* Stats update */ u64_stats_update_begin(&r_vec->rx_sync); @@ -1605,30 +1620,55 @@ static int nfp_net_rx(struct nfp_net_rx_ring *rx_ring, int budget) r_vec->rx_bytes += pkt_len; u64_stats_update_end(&r_vec->rx_sync); + /* Pointer to start of metadata */ + meta = rxbuf->frag + data_off - meta_len; + + if (unlikely(meta_len > NFP_NET_MAX_PREPEND || + (dp->rx_offset && meta_len > dp->rx_offset))) { + nn_dp_warn(dp, "oversized RX packet metadata %u\n", + meta_len); + nfp_net_rx_drop(dp, r_vec, rx_ring, rxbuf, NULL); + continue; + } + if (xdp_prog && !(rxd->rxd.flags & PCIE_DESC_RX_BPF && - nn->bpf_offload_xdp)) { + dp->bpf_offload_xdp)) { + unsigned int dma_off; + void *hard_start; int act; - dma_sync_single_for_cpu(&nn->pdev->dev, - rxbuf->dma_addr + pkt_off, - pkt_len, DMA_BIDIRECTIONAL); - act = nfp_net_run_xdp(xdp_prog, rxbuf->frag + data_off, - pkt_len); + hard_start = rxbuf->frag + NFP_NET_RX_BUF_HEADROOM; + dma_off = data_off - NFP_NET_RX_BUF_HEADROOM; + dma_sync_single_for_cpu(dp->dev, rxbuf->dma_addr, + dma_off + pkt_len, + DMA_BIDIRECTIONAL); + + /* Move prepend out of the way */ + if (xdp_prog->xdp_adjust_head) { + memcpy(meta_prepend, meta, meta_len); + meta = meta_prepend; + } + + act = nfp_net_run_xdp(xdp_prog, rxbuf->frag, hard_start, + &data_off, &pkt_len); switch (act) { case XDP_PASS: break; case XDP_TX: - if (unlikely(!nfp_net_tx_xdp_buf(nn, rx_ring, + dma_off = data_off - NFP_NET_RX_BUF_HEADROOM; + if (unlikely(!nfp_net_tx_xdp_buf(dp, rx_ring, tx_ring, rxbuf, - pkt_off, pkt_len))) - trace_xdp_exception(nn->netdev, xdp_prog, act); + dma_off, + pkt_len))) + trace_xdp_exception(dp->netdev, + xdp_prog, act); continue; default: bpf_warn_invalid_xdp_action(act); case XDP_ABORTED: - trace_xdp_exception(nn->netdev, xdp_prog, act); + trace_xdp_exception(dp->netdev, xdp_prog, act); case XDP_DROP: - nfp_net_rx_give_one(rx_ring, rxbuf->frag, + nfp_net_rx_give_one(dp, rx_ring, rxbuf->frag, rxbuf->dma_addr); continue; } @@ -1636,41 +1676,40 @@ static int nfp_net_rx(struct nfp_net_rx_ring *rx_ring, int budget) skb = build_skb(rxbuf->frag, true_bufsz); if (unlikely(!skb)) { - nfp_net_rx_drop(r_vec, rx_ring, rxbuf, NULL); + nfp_net_rx_drop(dp, r_vec, rx_ring, rxbuf, NULL); continue; } - new_frag = nfp_net_napi_alloc_one(nn, rx_dma_map_dir, - &new_dma_addr); + new_frag = nfp_net_napi_alloc_one(dp, &new_dma_addr); if (unlikely(!new_frag)) { - nfp_net_rx_drop(r_vec, rx_ring, rxbuf, skb); + nfp_net_rx_drop(dp, r_vec, rx_ring, rxbuf, skb); continue; } - nfp_net_dma_unmap_rx(nn, rxbuf->dma_addr, nn->fl_bufsz, - rx_dma_map_dir); + nfp_net_dma_unmap_rx(dp, rxbuf->dma_addr); - nfp_net_rx_give_one(rx_ring, new_frag, new_dma_addr); + nfp_net_rx_give_one(dp, rx_ring, new_frag, new_dma_addr); skb_reserve(skb, data_off); skb_put(skb, pkt_len); - if (nn->fw_ver.major <= 3) { - nfp_net_set_hash_desc(nn->netdev, skb, rxd); + if (!dp->chained_metadata_format) { + nfp_net_set_hash_desc(dp->netdev, skb, meta, rxd); } else if (meta_len) { void *end; - end = nfp_net_parse_meta(nn->netdev, skb, meta_len); - if (unlikely(end != skb->data)) { - nn_warn_ratelimit(nn, "invalid RX packet metadata\n"); - nfp_net_rx_drop(r_vec, rx_ring, NULL, skb); + end = nfp_net_parse_meta(dp->netdev, skb, meta, + meta_len); + if (unlikely(end != meta + meta_len)) { + nn_dp_warn(dp, "invalid RX packet metadata\n"); + nfp_net_rx_drop(dp, r_vec, rx_ring, NULL, skb); continue; } } skb_record_rx_queue(skb, rx_ring->idx); - skb->protocol = eth_type_trans(skb, nn->netdev); + skb->protocol = eth_type_trans(skb, dp->netdev); - nfp_net_rx_csum(nn, r_vec, rxd, skb); + nfp_net_rx_csum(dp, r_vec, rxd, skb); if (rxd->rxd.flags & PCIE_DESC_RX_VLAN) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), @@ -1707,10 +1746,9 @@ static int nfp_net_poll(struct napi_struct *napi, int budget) nfp_net_xdp_complete(r_vec->xdp_ring); } - if (pkts_polled < budget) { - napi_complete_done(napi, pkts_polled); - nfp_net_irq_unmask(r_vec->nfp_net, r_vec->irq_entry); - } + if (pkts_polled < budget) + if (napi_complete_done(napi, pkts_polled)) + nfp_net_irq_unmask(r_vec->nfp_net, r_vec->irq_entry); return pkts_polled; } @@ -1725,13 +1763,12 @@ static int nfp_net_poll(struct napi_struct *napi, int budget) static void nfp_net_tx_ring_free(struct nfp_net_tx_ring *tx_ring) { struct nfp_net_r_vector *r_vec = tx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; - struct pci_dev *pdev = nn->pdev; + struct nfp_net_dp *dp = &r_vec->nfp_net->dp; kfree(tx_ring->txbufs); if (tx_ring->txds) - dma_free_coherent(&pdev->dev, tx_ring->size, + dma_free_coherent(dp->dev, tx_ring->size, tx_ring->txds, tx_ring->dma); tx_ring->cnt = 0; @@ -1743,24 +1780,23 @@ static void nfp_net_tx_ring_free(struct nfp_net_tx_ring *tx_ring) /** * nfp_net_tx_ring_alloc() - Allocate resource for a TX ring + * @dp: NFP Net data path struct * @tx_ring: TX Ring structure to allocate - * @cnt: Ring buffer count * @is_xdp: True if ring will be used for XDP * * Return: 0 on success, negative errno otherwise. */ static int -nfp_net_tx_ring_alloc(struct nfp_net_tx_ring *tx_ring, u32 cnt, bool is_xdp) +nfp_net_tx_ring_alloc(struct nfp_net_dp *dp, struct nfp_net_tx_ring *tx_ring, + bool is_xdp) { struct nfp_net_r_vector *r_vec = tx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; - struct pci_dev *pdev = nn->pdev; int sz; - tx_ring->cnt = cnt; + tx_ring->cnt = dp->txd_cnt; tx_ring->size = sizeof(*tx_ring->txds) * tx_ring->cnt; - tx_ring->txds = dma_zalloc_coherent(&pdev->dev, tx_ring->size, + tx_ring->txds = dma_zalloc_coherent(dp->dev, tx_ring->size, &tx_ring->dma, GFP_KERNEL); if (!tx_ring->txds) goto err_alloc; @@ -1771,14 +1807,9 @@ nfp_net_tx_ring_alloc(struct nfp_net_tx_ring *tx_ring, u32 cnt, bool is_xdp) goto err_alloc; if (!is_xdp) - netif_set_xps_queue(nn->netdev, &r_vec->affinity_mask, + netif_set_xps_queue(dp->netdev, &r_vec->affinity_mask, tx_ring->idx); - nn_dbg(nn, "TxQ%02d: QCidx=%02d cnt=%d dma=%#llx host=%p %s\n", - tx_ring->idx, tx_ring->qcidx, - tx_ring->cnt, (unsigned long long)tx_ring->dma, tx_ring->txds, - is_xdp ? "XDP" : ""); - return 0; err_alloc: @@ -1786,62 +1817,45 @@ err_alloc: return -ENOMEM; } -static struct nfp_net_tx_ring * -nfp_net_tx_ring_set_prepare(struct nfp_net *nn, struct nfp_net_ring_set *s, - unsigned int num_stack_tx_rings) +static int nfp_net_tx_rings_prepare(struct nfp_net *nn, struct nfp_net_dp *dp) { - struct nfp_net_tx_ring *rings; unsigned int r; - rings = kcalloc(s->n_rings, sizeof(*rings), GFP_KERNEL); - if (!rings) - return NULL; + dp->tx_rings = kcalloc(dp->num_tx_rings, sizeof(*dp->tx_rings), + GFP_KERNEL); + if (!dp->tx_rings) + return -ENOMEM; - for (r = 0; r < s->n_rings; r++) { + for (r = 0; r < dp->num_tx_rings; r++) { int bias = 0; - if (r >= num_stack_tx_rings) - bias = num_stack_tx_rings; + if (r >= dp->num_stack_tx_rings) + bias = dp->num_stack_tx_rings; - nfp_net_tx_ring_init(&rings[r], &nn->r_vecs[r - bias], r); + nfp_net_tx_ring_init(&dp->tx_rings[r], &nn->r_vecs[r - bias], + r); - if (nfp_net_tx_ring_alloc(&rings[r], s->dcnt, bias)) + if (nfp_net_tx_ring_alloc(dp, &dp->tx_rings[r], bias)) goto err_free_prev; } - return s->rings = rings; + return 0; err_free_prev: while (r--) - nfp_net_tx_ring_free(&rings[r]); - kfree(rings); - return NULL; -} - -static void -nfp_net_tx_ring_set_swap(struct nfp_net *nn, struct nfp_net_ring_set *s) -{ - struct nfp_net_ring_set new = *s; - - s->dcnt = nn->txd_cnt; - s->rings = nn->tx_rings; - s->n_rings = nn->num_tx_rings; - - nn->txd_cnt = new.dcnt; - nn->tx_rings = new.rings; - nn->num_tx_rings = new.n_rings; + nfp_net_tx_ring_free(&dp->tx_rings[r]); + kfree(dp->tx_rings); + return -ENOMEM; } -static void -nfp_net_tx_ring_set_free(struct nfp_net *nn, struct nfp_net_ring_set *s) +static void nfp_net_tx_rings_free(struct nfp_net_dp *dp) { - struct nfp_net_tx_ring *rings = s->rings; unsigned int r; - for (r = 0; r < s->n_rings; r++) - nfp_net_tx_ring_free(&rings[r]); + for (r = 0; r < dp->num_tx_rings; r++) + nfp_net_tx_ring_free(&dp->tx_rings[r]); - kfree(rings); + kfree(dp->tx_rings); } /** @@ -1851,13 +1865,12 @@ nfp_net_tx_ring_set_free(struct nfp_net *nn, struct nfp_net_ring_set *s) static void nfp_net_rx_ring_free(struct nfp_net_rx_ring *rx_ring) { struct nfp_net_r_vector *r_vec = rx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; - struct pci_dev *pdev = nn->pdev; + struct nfp_net_dp *dp = &r_vec->nfp_net->dp; kfree(rx_ring->rxbufs); if (rx_ring->rxds) - dma_free_coherent(&pdev->dev, rx_ring->size, + dma_free_coherent(dp->dev, rx_ring->size, rx_ring->rxds, rx_ring->dma); rx_ring->cnt = 0; @@ -1869,26 +1882,19 @@ static void nfp_net_rx_ring_free(struct nfp_net_rx_ring *rx_ring) /** * nfp_net_rx_ring_alloc() - Allocate resource for a RX ring + * @dp: NFP Net data path struct * @rx_ring: RX ring to allocate - * @fl_bufsz: Size of buffers to allocate - * @cnt: Ring buffer count * * Return: 0 on success, negative errno otherwise. */ static int -nfp_net_rx_ring_alloc(struct nfp_net_rx_ring *rx_ring, unsigned int fl_bufsz, - u32 cnt) +nfp_net_rx_ring_alloc(struct nfp_net_dp *dp, struct nfp_net_rx_ring *rx_ring) { - struct nfp_net_r_vector *r_vec = rx_ring->r_vec; - struct nfp_net *nn = r_vec->nfp_net; - struct pci_dev *pdev = nn->pdev; int sz; - rx_ring->cnt = cnt; - rx_ring->bufsz = fl_bufsz; - + rx_ring->cnt = dp->rxd_cnt; rx_ring->size = sizeof(*rx_ring->rxds) * rx_ring->cnt; - rx_ring->rxds = dma_zalloc_coherent(&pdev->dev, rx_ring->size, + rx_ring->rxds = dma_zalloc_coherent(dp->dev, rx_ring->size, &rx_ring->dma, GFP_KERNEL); if (!rx_ring->rxds) goto err_alloc; @@ -1898,10 +1904,6 @@ nfp_net_rx_ring_alloc(struct nfp_net_rx_ring *rx_ring, unsigned int fl_bufsz, if (!rx_ring->rxbufs) goto err_alloc; - nn_dbg(nn, "RxQ%02d: FlQCidx=%02d RxQCidx=%02d cnt=%d dma=%#llx host=%p\n", - rx_ring->idx, rx_ring->fl_qcidx, rx_ring->rx_qcidx, - rx_ring->cnt, (unsigned long long)rx_ring->dma, rx_ring->rxds); - return 0; err_alloc: @@ -1909,82 +1911,59 @@ err_alloc: return -ENOMEM; } -static struct nfp_net_rx_ring * -nfp_net_rx_ring_set_prepare(struct nfp_net *nn, struct nfp_net_ring_set *s, - bool xdp) +static int nfp_net_rx_rings_prepare(struct nfp_net *nn, struct nfp_net_dp *dp) { - unsigned int fl_bufsz = nfp_net_calc_fl_bufsz(nn, s->mtu); - struct nfp_net_rx_ring *rings; unsigned int r; - rings = kcalloc(s->n_rings, sizeof(*rings), GFP_KERNEL); - if (!rings) - return NULL; + dp->rx_rings = kcalloc(dp->num_rx_rings, sizeof(*dp->rx_rings), + GFP_KERNEL); + if (!dp->rx_rings) + return -ENOMEM; - for (r = 0; r < s->n_rings; r++) { - nfp_net_rx_ring_init(&rings[r], &nn->r_vecs[r], r); + for (r = 0; r < dp->num_rx_rings; r++) { + nfp_net_rx_ring_init(&dp->rx_rings[r], &nn->r_vecs[r], r); - if (nfp_net_rx_ring_alloc(&rings[r], fl_bufsz, s->dcnt)) + if (nfp_net_rx_ring_alloc(dp, &dp->rx_rings[r])) goto err_free_prev; - if (nfp_net_rx_ring_bufs_alloc(nn, &rings[r], xdp)) + if (nfp_net_rx_ring_bufs_alloc(dp, &dp->rx_rings[r])) goto err_free_ring; } - return s->rings = rings; + return 0; err_free_prev: while (r--) { - nfp_net_rx_ring_bufs_free(nn, &rings[r], xdp); + nfp_net_rx_ring_bufs_free(dp, &dp->rx_rings[r]); err_free_ring: - nfp_net_rx_ring_free(&rings[r]); + nfp_net_rx_ring_free(&dp->rx_rings[r]); } - kfree(rings); - return NULL; -} - -static void -nfp_net_rx_ring_set_swap(struct nfp_net *nn, struct nfp_net_ring_set *s) -{ - struct nfp_net_ring_set new = *s; - - s->mtu = nn->netdev->mtu; - s->dcnt = nn->rxd_cnt; - s->rings = nn->rx_rings; - s->n_rings = nn->num_rx_rings; - - nn->netdev->mtu = new.mtu; - nn->fl_bufsz = nfp_net_calc_fl_bufsz(nn, new.mtu); - nn->rxd_cnt = new.dcnt; - nn->rx_rings = new.rings; - nn->num_rx_rings = new.n_rings; + kfree(dp->rx_rings); + return -ENOMEM; } -static void -nfp_net_rx_ring_set_free(struct nfp_net *nn, struct nfp_net_ring_set *s, - bool xdp) +static void nfp_net_rx_rings_free(struct nfp_net_dp *dp) { - struct nfp_net_rx_ring *rings = s->rings; unsigned int r; - for (r = 0; r < s->n_rings; r++) { - nfp_net_rx_ring_bufs_free(nn, &rings[r], xdp); - nfp_net_rx_ring_free(&rings[r]); + for (r = 0; r < dp->num_rx_rings; r++) { + nfp_net_rx_ring_bufs_free(dp, &dp->rx_rings[r]); + nfp_net_rx_ring_free(&dp->rx_rings[r]); } - kfree(rings); + kfree(dp->rx_rings); } static void -nfp_net_vector_assign_rings(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, - int idx) +nfp_net_vector_assign_rings(struct nfp_net_dp *dp, + struct nfp_net_r_vector *r_vec, int idx) { - r_vec->rx_ring = idx < nn->num_rx_rings ? &nn->rx_rings[idx] : NULL; + r_vec->rx_ring = idx < dp->num_rx_rings ? &dp->rx_rings[idx] : NULL; r_vec->tx_ring = - idx < nn->num_stack_tx_rings ? &nn->tx_rings[idx] : NULL; + idx < dp->num_stack_tx_rings ? &dp->tx_rings[idx] : NULL; - r_vec->xdp_ring = idx < nn->num_tx_rings - nn->num_stack_tx_rings ? - &nn->tx_rings[nn->num_stack_tx_rings + idx] : NULL; + r_vec->xdp_ring = idx < dp->num_tx_rings - dp->num_stack_tx_rings ? + &dp->tx_rings[dp->num_stack_tx_rings + idx] : NULL; } static int @@ -1994,11 +1973,11 @@ nfp_net_prepare_vector(struct nfp_net *nn, struct nfp_net_r_vector *r_vec, int err; /* Setup NAPI */ - netif_napi_add(nn->netdev, &r_vec->napi, + netif_napi_add(nn->dp.netdev, &r_vec->napi, nfp_net_poll, NAPI_POLL_WEIGHT); snprintf(r_vec->name, sizeof(r_vec->name), - "%s-rxtx-%d", nn->netdev->name, idx); + "%s-rxtx-%d", nn->dp.netdev->name, idx); err = request_irq(r_vec->irq_vector, r_vec->handler, 0, r_vec->name, r_vec); if (err) { @@ -2045,7 +2024,7 @@ void nfp_net_rss_write_key(struct nfp_net *nn) { int i; - for (i = 0; i < NFP_NET_CFG_RSS_KEY_SZ; i += 4) + for (i = 0; i < nfp_net_rss_key_sz(nn); i += 4) nn_writel(nn, NFP_NET_CFG_RSS_KEY + i, get_unaligned_le32(nn->rss_key + i)); } @@ -2069,13 +2048,13 @@ void nfp_net_coalesce_write_cfg(struct nfp_net *nn) /* copy RX interrupt coalesce parameters */ value = (nn->rx_coalesce_max_frames << 16) | (factor * nn->rx_coalesce_usecs); - for (i = 0; i < nn->num_rx_rings; i++) + for (i = 0; i < nn->dp.num_rx_rings; i++) nn_writel(nn, NFP_NET_CFG_RXR_IRQ_MOD(i), value); /* copy TX interrupt coalesce parameters */ value = (nn->tx_coalesce_max_frames << 16) | (factor * nn->tx_coalesce_usecs); - for (i = 0; i < nn->num_tx_rings; i++) + for (i = 0; i < nn->dp.num_tx_rings; i++) nn_writel(nn, NFP_NET_CFG_TXR_IRQ_MOD(i), value); } @@ -2090,9 +2069,9 @@ void nfp_net_coalesce_write_cfg(struct nfp_net *nn) static void nfp_net_write_mac_addr(struct nfp_net *nn) { nn_writel(nn, NFP_NET_CFG_MACADDR + 0, - get_unaligned_be32(nn->netdev->dev_addr)); + get_unaligned_be32(nn->dp.netdev->dev_addr)); nn_writew(nn, NFP_NET_CFG_MACADDR + 6, - get_unaligned_be16(nn->netdev->dev_addr + 4)); + get_unaligned_be16(nn->dp.netdev->dev_addr + 4)); } static void nfp_net_vec_clear_ring_data(struct nfp_net *nn, unsigned int idx) @@ -2116,7 +2095,7 @@ static void nfp_net_clear_config_and_disable(struct nfp_net *nn) unsigned int r; int err; - new_ctrl = nn->ctrl; + new_ctrl = nn->dp.ctrl; new_ctrl &= ~NFP_NET_CFG_CTRL_ENABLE; update = NFP_NET_CFG_UPDATE_GEN; update |= NFP_NET_CFG_UPDATE_MSIX; @@ -2133,14 +2112,14 @@ static void nfp_net_clear_config_and_disable(struct nfp_net *nn) if (err) nn_err(nn, "Could not disable device: %d\n", err); - for (r = 0; r < nn->num_rx_rings; r++) - nfp_net_rx_ring_reset(&nn->rx_rings[r]); - for (r = 0; r < nn->num_tx_rings; r++) - nfp_net_tx_ring_reset(nn, &nn->tx_rings[r]); - for (r = 0; r < nn->num_r_vecs; r++) + for (r = 0; r < nn->dp.num_rx_rings; r++) + nfp_net_rx_ring_reset(&nn->dp.rx_rings[r]); + for (r = 0; r < nn->dp.num_tx_rings; r++) + nfp_net_tx_ring_reset(&nn->dp, &nn->dp.tx_rings[r]); + for (r = 0; r < nn->dp.num_r_vecs; r++) nfp_net_vec_clear_ring_data(nn, r); - nn->ctrl = new_ctrl; + nn->dp.ctrl = new_ctrl; } static void @@ -2162,13 +2141,17 @@ nfp_net_tx_ring_hw_cfg_write(struct nfp_net *nn, nn_writeb(nn, NFP_NET_CFG_TXR_VEC(idx), tx_ring->r_vec->irq_entry); } -static int __nfp_net_set_config_and_enable(struct nfp_net *nn) +/** + * nfp_net_set_config_and_enable() - Write control BAR and enable NFP + * @nn: NFP Net device to reconfigure + */ +static int nfp_net_set_config_and_enable(struct nfp_net *nn) { u32 new_ctrl, update = 0; unsigned int r; int err; - new_ctrl = nn->ctrl; + new_ctrl = nn->dp.ctrl; if (nn->cap & NFP_NET_CFG_CTRL_RSS) { nfp_net_rss_write_key(nn); @@ -2184,22 +2167,22 @@ static int __nfp_net_set_config_and_enable(struct nfp_net *nn) update |= NFP_NET_CFG_UPDATE_IRQMOD; } - for (r = 0; r < nn->num_tx_rings; r++) - nfp_net_tx_ring_hw_cfg_write(nn, &nn->tx_rings[r], r); - for (r = 0; r < nn->num_rx_rings; r++) - nfp_net_rx_ring_hw_cfg_write(nn, &nn->rx_rings[r], r); + for (r = 0; r < nn->dp.num_tx_rings; r++) + nfp_net_tx_ring_hw_cfg_write(nn, &nn->dp.tx_rings[r], r); + for (r = 0; r < nn->dp.num_rx_rings; r++) + nfp_net_rx_ring_hw_cfg_write(nn, &nn->dp.rx_rings[r], r); - nn_writeq(nn, NFP_NET_CFG_TXRS_ENABLE, nn->num_tx_rings == 64 ? - 0xffffffffffffffffULL : ((u64)1 << nn->num_tx_rings) - 1); + nn_writeq(nn, NFP_NET_CFG_TXRS_ENABLE, nn->dp.num_tx_rings == 64 ? + 0xffffffffffffffffULL : ((u64)1 << nn->dp.num_tx_rings) - 1); - nn_writeq(nn, NFP_NET_CFG_RXRS_ENABLE, nn->num_rx_rings == 64 ? - 0xffffffffffffffffULL : ((u64)1 << nn->num_rx_rings) - 1); + nn_writeq(nn, NFP_NET_CFG_RXRS_ENABLE, nn->dp.num_rx_rings == 64 ? + 0xffffffffffffffffULL : ((u64)1 << nn->dp.num_rx_rings) - 1); nfp_net_write_mac_addr(nn); - nn_writel(nn, NFP_NET_CFG_MTU, nn->netdev->mtu); + nn_writel(nn, NFP_NET_CFG_MTU, nn->dp.netdev->mtu); nn_writel(nn, NFP_NET_CFG_FLBUFSZ, - nn->fl_bufsz - NFP_NET_RX_BUF_NON_DATA); + nn->dp.fl_bufsz - NFP_NET_RX_BUF_NON_DATA); /* Enable device */ new_ctrl |= NFP_NET_CFG_CTRL_ENABLE; @@ -2211,37 +2194,26 @@ static int __nfp_net_set_config_and_enable(struct nfp_net *nn) nn_writel(nn, NFP_NET_CFG_CTRL, new_ctrl); err = nfp_net_reconfig(nn, update); + if (err) { + nfp_net_clear_config_and_disable(nn); + return err; + } - nn->ctrl = new_ctrl; + nn->dp.ctrl = new_ctrl; - for (r = 0; r < nn->num_rx_rings; r++) - nfp_net_rx_ring_fill_freelist(&nn->rx_rings[r]); + for (r = 0; r < nn->dp.num_rx_rings; r++) + nfp_net_rx_ring_fill_freelist(&nn->dp, &nn->dp.rx_rings[r]); /* Since reconfiguration requests while NFP is down are ignored we * have to wipe the entire VXLAN configuration and reinitialize it. */ - if (nn->ctrl & NFP_NET_CFG_CTRL_VXLAN) { + if (nn->dp.ctrl & NFP_NET_CFG_CTRL_VXLAN) { memset(&nn->vxlan_ports, 0, sizeof(nn->vxlan_ports)); memset(&nn->vxlan_usecnt, 0, sizeof(nn->vxlan_usecnt)); - udp_tunnel_get_rx_info(nn->netdev); + udp_tunnel_get_rx_info(nn->dp.netdev); } - return err; -} - -/** - * nfp_net_set_config_and_enable() - Write control BAR and enable NFP - * @nn: NFP Net device to reconfigure - */ -static int nfp_net_set_config_and_enable(struct nfp_net *nn) -{ - int err; - - err = __nfp_net_set_config_and_enable(nn); - if (err) - nfp_net_clear_config_and_disable(nn); - - return err; + return 0; } /** @@ -2252,12 +2224,12 @@ static void nfp_net_open_stack(struct nfp_net *nn) { unsigned int r; - for (r = 0; r < nn->num_r_vecs; r++) { + for (r = 0; r < nn->dp.num_r_vecs; r++) { napi_enable(&nn->r_vecs[r].napi); enable_irq(nn->r_vecs[r].irq_vector); } - netif_tx_wake_all_queues(nn->netdev); + netif_tx_wake_all_queues(nn->dp.netdev); enable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector); nfp_net_read_link_status(nn); @@ -2266,22 +2238,8 @@ static void nfp_net_open_stack(struct nfp_net *nn) static int nfp_net_netdev_open(struct net_device *netdev) { struct nfp_net *nn = netdev_priv(netdev); - struct nfp_net_ring_set rx = { - .n_rings = nn->num_rx_rings, - .mtu = nn->netdev->mtu, - .dcnt = nn->rxd_cnt, - }; - struct nfp_net_ring_set tx = { - .n_rings = nn->num_tx_rings, - .dcnt = nn->txd_cnt, - }; int err, r; - if (nn->ctrl & NFP_NET_CFG_CTRL_ENABLE) { - nn_err(nn, "Dev is already enabled: 0x%08x\n", nn->ctrl); - return -EBUSY; - } - /* Step 1: Allocate resources for rings and the like * - Request interrupts * - Allocate RX and TX ring resources @@ -2299,33 +2257,28 @@ static int nfp_net_netdev_open(struct net_device *netdev) goto err_free_exn; disable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector); - for (r = 0; r < nn->num_r_vecs; r++) { + for (r = 0; r < nn->dp.num_r_vecs; r++) { err = nfp_net_prepare_vector(nn, &nn->r_vecs[r], r); if (err) goto err_cleanup_vec_p; } - nn->rx_rings = nfp_net_rx_ring_set_prepare(nn, &rx, nn->xdp_prog); - if (!nn->rx_rings) { - err = -ENOMEM; + err = nfp_net_rx_rings_prepare(nn, &nn->dp); + if (err) goto err_cleanup_vec; - } - nn->tx_rings = nfp_net_tx_ring_set_prepare(nn, &tx, - nn->num_stack_tx_rings); - if (!nn->tx_rings) { - err = -ENOMEM; + err = nfp_net_tx_rings_prepare(nn, &nn->dp); + if (err) goto err_free_rx_rings; - } for (r = 0; r < nn->max_r_vecs; r++) - nfp_net_vector_assign_rings(nn, &nn->r_vecs[r], r); + nfp_net_vector_assign_rings(&nn->dp, &nn->r_vecs[r], r); - err = netif_set_real_num_tx_queues(netdev, nn->num_stack_tx_rings); + err = netif_set_real_num_tx_queues(netdev, nn->dp.num_stack_tx_rings); if (err) goto err_free_rings; - err = netif_set_real_num_rx_queues(netdev, nn->num_rx_rings); + err = netif_set_real_num_rx_queues(netdev, nn->dp.num_rx_rings); if (err) goto err_free_rings; @@ -2351,11 +2304,11 @@ static int nfp_net_netdev_open(struct net_device *netdev) return 0; err_free_rings: - nfp_net_tx_ring_set_free(nn, &tx); + nfp_net_tx_rings_free(&nn->dp); err_free_rx_rings: - nfp_net_rx_ring_set_free(nn, &rx, nn->xdp_prog); + nfp_net_rx_rings_free(&nn->dp); err_cleanup_vec: - r = nn->num_r_vecs; + r = nn->dp.num_r_vecs; err_cleanup_vec_p: while (r--) nfp_net_cleanup_vector(nn, &nn->r_vecs[r]); @@ -2374,15 +2327,15 @@ static void nfp_net_close_stack(struct nfp_net *nn) unsigned int r; disable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector); - netif_carrier_off(nn->netdev); + netif_carrier_off(nn->dp.netdev); nn->link_up = false; - for (r = 0; r < nn->num_r_vecs; r++) { + for (r = 0; r < nn->dp.num_r_vecs; r++) { disable_irq(nn->r_vecs[r].irq_vector); napi_disable(&nn->r_vecs[r].napi); } - netif_tx_disable(nn->netdev); + netif_tx_disable(nn->dp.netdev); } /** @@ -2393,17 +2346,17 @@ static void nfp_net_close_free_all(struct nfp_net *nn) { unsigned int r; - for (r = 0; r < nn->num_rx_rings; r++) { - nfp_net_rx_ring_bufs_free(nn, &nn->rx_rings[r], nn->xdp_prog); - nfp_net_rx_ring_free(&nn->rx_rings[r]); + for (r = 0; r < nn->dp.num_rx_rings; r++) { + nfp_net_rx_ring_bufs_free(&nn->dp, &nn->dp.rx_rings[r]); + nfp_net_rx_ring_free(&nn->dp.rx_rings[r]); } - for (r = 0; r < nn->num_tx_rings; r++) - nfp_net_tx_ring_free(&nn->tx_rings[r]); - for (r = 0; r < nn->num_r_vecs; r++) + for (r = 0; r < nn->dp.num_tx_rings; r++) + nfp_net_tx_ring_free(&nn->dp.tx_rings[r]); + for (r = 0; r < nn->dp.num_r_vecs; r++) nfp_net_cleanup_vector(nn, &nn->r_vecs[r]); - kfree(nn->rx_rings); - kfree(nn->tx_rings); + kfree(nn->dp.rx_rings); + kfree(nn->dp.tx_rings); nfp_net_aux_irq_free(nn, NFP_NET_CFG_LSC, NFP_NET_IRQ_LSC_IDX); nfp_net_aux_irq_free(nn, NFP_NET_CFG_EXN, NFP_NET_IRQ_EXN_IDX); @@ -2417,11 +2370,6 @@ static int nfp_net_netdev_close(struct net_device *netdev) { struct nfp_net *nn = netdev_priv(netdev); - if (!(nn->ctrl & NFP_NET_CFG_CTRL_ENABLE)) { - nn_err(nn, "Dev is not up: 0x%08x\n", nn->ctrl); - return 0; - } - /* Step 1: Disable RX and TX rings from the Linux kernel perspective */ nfp_net_close_stack(nn); @@ -2443,7 +2391,7 @@ static void nfp_net_set_rx_mode(struct net_device *netdev) struct nfp_net *nn = netdev_priv(netdev); u32 new_ctrl; - new_ctrl = nn->ctrl; + new_ctrl = nn->dp.ctrl; if (netdev->flags & IFF_PROMISC) { if (nn->cap & NFP_NET_CFG_CTRL_PROMISC) @@ -2454,13 +2402,13 @@ static void nfp_net_set_rx_mode(struct net_device *netdev) new_ctrl &= ~NFP_NET_CFG_CTRL_PROMISC; } - if (new_ctrl == nn->ctrl) + if (new_ctrl == nn->dp.ctrl) return; nn_writel(nn, NFP_NET_CFG_CTRL, new_ctrl); nfp_net_reconfig_post(nn, NFP_NET_CFG_UPDATE_GEN); - nn->ctrl = new_ctrl; + nn->dp.ctrl = new_ctrl; } static void nfp_net_rss_init_itbl(struct nfp_net *nn) @@ -2469,61 +2417,76 @@ static void nfp_net_rss_init_itbl(struct nfp_net *nn) for (i = 0; i < sizeof(nn->rss_itbl); i++) nn->rss_itbl[i] = - ethtool_rxfh_indir_default(i, nn->num_rx_rings); + ethtool_rxfh_indir_default(i, nn->dp.num_rx_rings); } -static int -nfp_net_ring_swap_enable(struct nfp_net *nn, unsigned int *num_vecs, - unsigned int *stack_tx_rings, - struct bpf_prog **xdp_prog, - struct nfp_net_ring_set *rx, - struct nfp_net_ring_set *tx) +static void nfp_net_dp_swap(struct nfp_net *nn, struct nfp_net_dp *dp) +{ + struct nfp_net_dp new_dp = *dp; + + *dp = nn->dp; + nn->dp = new_dp; + + nn->dp.netdev->mtu = new_dp.mtu; + + if (!netif_is_rxfh_configured(nn->dp.netdev)) + nfp_net_rss_init_itbl(nn); +} + +static int nfp_net_dp_swap_enable(struct nfp_net *nn, struct nfp_net_dp *dp) { unsigned int r; int err; - if (rx) - nfp_net_rx_ring_set_swap(nn, rx); - if (tx) - nfp_net_tx_ring_set_swap(nn, tx); - - swap(*num_vecs, nn->num_r_vecs); - swap(*stack_tx_rings, nn->num_stack_tx_rings); - *xdp_prog = xchg(&nn->xdp_prog, *xdp_prog); + nfp_net_dp_swap(nn, dp); for (r = 0; r < nn->max_r_vecs; r++) - nfp_net_vector_assign_rings(nn, &nn->r_vecs[r], r); - - if (!netif_is_rxfh_configured(nn->netdev)) - nfp_net_rss_init_itbl(nn); + nfp_net_vector_assign_rings(&nn->dp, &nn->r_vecs[r], r); - err = netif_set_real_num_rx_queues(nn->netdev, - nn->num_rx_rings); + err = netif_set_real_num_rx_queues(nn->dp.netdev, nn->dp.num_rx_rings); if (err) return err; - if (nn->netdev->real_num_tx_queues != nn->num_stack_tx_rings) { - err = netif_set_real_num_tx_queues(nn->netdev, - nn->num_stack_tx_rings); + if (nn->dp.netdev->real_num_tx_queues != nn->dp.num_stack_tx_rings) { + err = netif_set_real_num_tx_queues(nn->dp.netdev, + nn->dp.num_stack_tx_rings); if (err) return err; } - return __nfp_net_set_config_and_enable(nn); + return nfp_net_set_config_and_enable(nn); } -static int -nfp_net_check_config(struct nfp_net *nn, struct bpf_prog *xdp_prog, - struct nfp_net_ring_set *rx, struct nfp_net_ring_set *tx) +struct nfp_net_dp *nfp_net_clone_dp(struct nfp_net *nn) +{ + struct nfp_net_dp *new; + + new = kmalloc(sizeof(*new), GFP_KERNEL); + if (!new) + return NULL; + + *new = nn->dp; + + /* Clear things which need to be recomputed */ + new->fl_bufsz = 0; + new->tx_rings = NULL; + new->rx_rings = NULL; + new->num_r_vecs = 0; + new->num_stack_tx_rings = 0; + + return new; +} + +static int nfp_net_check_config(struct nfp_net *nn, struct nfp_net_dp *dp) { /* XDP-enabled tests */ - if (!xdp_prog) + if (!dp->xdp_prog) return 0; - if (rx && nfp_net_calc_fl_bufsz(nn, rx->mtu) > PAGE_SIZE) { + if (dp->fl_bufsz > PAGE_SIZE) { nn_warn(nn, "MTU too large w/ XDP enabled\n"); return -EINVAL; } - if (tx && tx->n_rings > nn->max_tx_rings) { + if (dp->num_tx_rings > nn->max_tx_rings) { nn_warn(nn, "Insufficient number of TX rings w/ XDP enabled\n"); return -EINVAL; } @@ -2531,119 +2494,94 @@ nfp_net_check_config(struct nfp_net *nn, struct bpf_prog *xdp_prog, return 0; } -static void -nfp_net_ring_reconfig_down(struct nfp_net *nn, struct bpf_prog **xdp_prog, - struct nfp_net_ring_set *rx, - struct nfp_net_ring_set *tx, - unsigned int stack_tx_rings, unsigned int num_vecs) -{ - nn->netdev->mtu = rx ? rx->mtu : nn->netdev->mtu; - nn->fl_bufsz = nfp_net_calc_fl_bufsz(nn, nn->netdev->mtu); - nn->rxd_cnt = rx ? rx->dcnt : nn->rxd_cnt; - nn->txd_cnt = tx ? tx->dcnt : nn->txd_cnt; - nn->num_rx_rings = rx ? rx->n_rings : nn->num_rx_rings; - nn->num_tx_rings = tx ? tx->n_rings : nn->num_tx_rings; - nn->num_stack_tx_rings = stack_tx_rings; - nn->num_r_vecs = num_vecs; - *xdp_prog = xchg(&nn->xdp_prog, *xdp_prog); - - if (!netif_is_rxfh_configured(nn->netdev)) - nfp_net_rss_init_itbl(nn); -} - -int -nfp_net_ring_reconfig(struct nfp_net *nn, struct bpf_prog **xdp_prog, - struct nfp_net_ring_set *rx, struct nfp_net_ring_set *tx) +int nfp_net_ring_reconfig(struct nfp_net *nn, struct nfp_net_dp *dp) { - unsigned int stack_tx_rings, num_vecs, r; - int err; + int r, err; - stack_tx_rings = tx ? tx->n_rings : nn->num_tx_rings; - if (*xdp_prog) - stack_tx_rings -= rx ? rx->n_rings : nn->num_rx_rings; + dp->fl_bufsz = nfp_net_calc_fl_bufsz(dp); - num_vecs = max(rx ? rx->n_rings : nn->num_rx_rings, stack_tx_rings); + dp->num_stack_tx_rings = dp->num_tx_rings; + if (dp->xdp_prog) + dp->num_stack_tx_rings -= dp->num_rx_rings; - err = nfp_net_check_config(nn, *xdp_prog, rx, tx); + dp->num_r_vecs = max(dp->num_rx_rings, dp->num_stack_tx_rings); + + err = nfp_net_check_config(nn, dp); if (err) - return err; + goto exit_free_dp; - if (!netif_running(nn->netdev)) { - nfp_net_ring_reconfig_down(nn, xdp_prog, rx, tx, - stack_tx_rings, num_vecs); - return 0; + if (!netif_running(dp->netdev)) { + nfp_net_dp_swap(nn, dp); + err = 0; + goto exit_free_dp; } /* Prepare new rings */ - for (r = nn->num_r_vecs; r < num_vecs; r++) { + for (r = nn->dp.num_r_vecs; r < dp->num_r_vecs; r++) { err = nfp_net_prepare_vector(nn, &nn->r_vecs[r], r); if (err) { - num_vecs = r; + dp->num_r_vecs = r; goto err_cleanup_vecs; } } - if (rx) { - if (!nfp_net_rx_ring_set_prepare(nn, rx, *xdp_prog)) { - err = -ENOMEM; - goto err_cleanup_vecs; - } - } - if (tx) { - if (!nfp_net_tx_ring_set_prepare(nn, tx, stack_tx_rings)) { - err = -ENOMEM; - goto err_free_rx; - } - } + + err = nfp_net_rx_rings_prepare(nn, dp); + if (err) + goto err_cleanup_vecs; + + err = nfp_net_tx_rings_prepare(nn, dp); + if (err) + goto err_free_rx; /* Stop device, swap in new rings, try to start the firmware */ nfp_net_close_stack(nn); nfp_net_clear_config_and_disable(nn); - err = nfp_net_ring_swap_enable(nn, &num_vecs, &stack_tx_rings, - xdp_prog, rx, tx); + err = nfp_net_dp_swap_enable(nn, dp); if (err) { int err2; nfp_net_clear_config_and_disable(nn); /* Try with old configuration and old rings */ - err2 = nfp_net_ring_swap_enable(nn, &num_vecs, &stack_tx_rings, - xdp_prog, rx, tx); + err2 = nfp_net_dp_swap_enable(nn, dp); if (err2) nn_err(nn, "Can't restore ring config - FW communication failed (%d,%d)\n", err, err2); } - for (r = num_vecs - 1; r >= nn->num_r_vecs; r--) + for (r = dp->num_r_vecs - 1; r >= nn->dp.num_r_vecs; r--) nfp_net_cleanup_vector(nn, &nn->r_vecs[r]); - if (rx) - nfp_net_rx_ring_set_free(nn, rx, *xdp_prog); - if (tx) - nfp_net_tx_ring_set_free(nn, tx); + nfp_net_rx_rings_free(dp); + nfp_net_tx_rings_free(dp); nfp_net_open_stack(nn); +exit_free_dp: + kfree(dp); return err; err_free_rx: - if (rx) - nfp_net_rx_ring_set_free(nn, rx, *xdp_prog); + nfp_net_rx_rings_free(dp); err_cleanup_vecs: - for (r = num_vecs - 1; r >= nn->num_r_vecs; r--) + for (r = dp->num_r_vecs - 1; r >= nn->dp.num_r_vecs; r--) nfp_net_cleanup_vector(nn, &nn->r_vecs[r]); + kfree(dp); return err; } static int nfp_net_change_mtu(struct net_device *netdev, int new_mtu) { struct nfp_net *nn = netdev_priv(netdev); - struct nfp_net_ring_set rx = { - .n_rings = nn->num_rx_rings, - .mtu = new_mtu, - .dcnt = nn->rxd_cnt, - }; + struct nfp_net_dp *dp; + + dp = nfp_net_clone_dp(nn); + if (!dp) + return -ENOMEM; - return nfp_net_ring_reconfig(nn, &nn->xdp_prog, &rx, NULL); + dp->mtu = new_mtu; + + return nfp_net_ring_reconfig(nn, dp); } static void nfp_net_stat64(struct net_device *netdev, @@ -2652,7 +2590,7 @@ static void nfp_net_stat64(struct net_device *netdev, struct nfp_net *nn = netdev_priv(netdev); int r; - for (r = 0; r < nn->num_r_vecs; r++) { + for (r = 0; r < nn->dp.num_r_vecs; r++) { struct nfp_net_r_vector *r_vec = &nn->r_vecs[r]; u64 data[3]; unsigned int start; @@ -2699,7 +2637,7 @@ nfp_net_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, return -ENOTSUPP; if (tc->type == TC_SETUP_CLSBPF && nfp_net_ebpf_capable(nn)) { - if (!nn->bpf_offload_xdp) + if (!nn->dp.bpf_offload_xdp) return nfp_net_bpf_offload(nn, tc->cls_bpf); else return -EBUSY; @@ -2718,7 +2656,7 @@ static int nfp_net_set_features(struct net_device *netdev, /* Assume this is not called with features we have not advertised */ - new_ctrl = nn->ctrl; + new_ctrl = nn->dp.ctrl; if (changed & NETIF_F_RXCSUM) { if (features & NETIF_F_RXCSUM) @@ -2762,7 +2700,7 @@ static int nfp_net_set_features(struct net_device *netdev, new_ctrl &= ~NFP_NET_CFG_CTRL_GATHER; } - if (changed & NETIF_F_HW_TC && nn->ctrl & NFP_NET_CFG_CTRL_BPF) { + if (changed & NETIF_F_HW_TC && nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF) { nn_err(nn, "Cannot disable HW TC offload while in use\n"); return -EBUSY; } @@ -2770,16 +2708,16 @@ static int nfp_net_set_features(struct net_device *netdev, nn_dbg(nn, "Feature change 0x%llx -> 0x%llx (changed=0x%llx)\n", netdev->features, features, changed); - if (new_ctrl == nn->ctrl) + if (new_ctrl == nn->dp.ctrl) return 0; - nn_dbg(nn, "NIC ctrl: 0x%x -> 0x%x\n", nn->ctrl, new_ctrl); + nn_dbg(nn, "NIC ctrl: 0x%x -> 0x%x\n", nn->dp.ctrl, new_ctrl); nn_writel(nn, NFP_NET_CFG_CTRL, new_ctrl); err = nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_GEN); if (err) return err; - nn->ctrl = new_ctrl; + nn->dp.ctrl = new_ctrl; return 0; } @@ -2830,6 +2768,26 @@ nfp_net_features_check(struct sk_buff *skb, struct net_device *dev, return features; } +static int +nfp_net_get_phys_port_name(struct net_device *netdev, char *name, size_t len) +{ + struct nfp_net *nn = netdev_priv(netdev); + int err; + + if (!nn->eth_port) + return -EOPNOTSUPP; + + if (!nn->eth_port->is_split) + err = snprintf(name, len, "p%d", nn->eth_port->label_port); + else + err = snprintf(name, len, "p%ds%d", nn->eth_port->label_port, + nn->eth_port->label_subport); + if (err >= len) + return -EINVAL; + + return 0; +} + /** * nfp_net_set_vxlan_port() - set vxlan port in SW and reconfigure HW * @nn: NFP Net device to reconfigure @@ -2842,7 +2800,7 @@ static void nfp_net_set_vxlan_port(struct nfp_net *nn, int idx, __be16 port) nn->vxlan_ports[idx] = port; - if (!(nn->ctrl & NFP_NET_CFG_CTRL_VXLAN)) + if (!(nn->dp.ctrl & NFP_NET_CFG_CTRL_VXLAN)) return; BUILD_BUG_ON(NFP_NET_N_VXLAN_PORTS & 1); @@ -2921,8 +2879,8 @@ static int nfp_net_xdp_offload(struct nfp_net *nn, struct bpf_prog *prog) if (!nfp_net_ebpf_capable(nn)) return -EINVAL; - if (nn->ctrl & NFP_NET_CFG_CTRL_BPF) { - if (!nn->bpf_offload_xdp) + if (nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF) { + if (!nn->dp.bpf_offload_xdp) return prog ? -EBUSY : 0; cmd.command = prog ? TC_CLSBPF_REPLACE : TC_CLSBPF_DESTROY; } else { @@ -2935,48 +2893,47 @@ static int nfp_net_xdp_offload(struct nfp_net *nn, struct bpf_prog *prog) /* Stop offload if replace not possible */ if (ret && cmd.command == TC_CLSBPF_REPLACE) nfp_net_xdp_offload(nn, NULL); - nn->bpf_offload_xdp = prog && !ret; + nn->dp.bpf_offload_xdp = prog && !ret; return ret; } static int nfp_net_xdp_setup(struct nfp_net *nn, struct bpf_prog *prog) { - struct nfp_net_ring_set rx = { - .n_rings = nn->num_rx_rings, - .mtu = nn->netdev->mtu, - .dcnt = nn->rxd_cnt, - }; - struct nfp_net_ring_set tx = { - .n_rings = nn->num_tx_rings, - .dcnt = nn->txd_cnt, - }; + struct bpf_prog *old_prog = nn->dp.xdp_prog; + struct nfp_net_dp *dp; int err; - if (prog && prog->xdp_adjust_head) { - nn_err(nn, "Does not support bpf_xdp_adjust_head()\n"); - return -EOPNOTSUPP; - } - if (!prog && !nn->xdp_prog) + if (!prog && !nn->dp.xdp_prog) return 0; - if (prog && nn->xdp_prog) { - prog = xchg(&nn->xdp_prog, prog); + if (prog && nn->dp.xdp_prog) { + prog = xchg(&nn->dp.xdp_prog, prog); bpf_prog_put(prog); - nfp_net_xdp_offload(nn, nn->xdp_prog); + nfp_net_xdp_offload(nn, nn->dp.xdp_prog); return 0; } - tx.n_rings += prog ? nn->num_rx_rings : -nn->num_rx_rings; + dp = nfp_net_clone_dp(nn); + if (!dp) + return -ENOMEM; + + dp->xdp_prog = prog; + dp->num_tx_rings += prog ? nn->dp.num_rx_rings : -nn->dp.num_rx_rings; + dp->rx_dma_dir = prog ? DMA_BIDIRECTIONAL : DMA_FROM_DEVICE; + if (prog) + dp->rx_dma_off = XDP_PACKET_HEADROOM - + (nn->dp.rx_offset ?: NFP_NET_MAX_PREPEND); + else + dp->rx_dma_off = 0; /* We need RX reconfig to remap the buffers (BIDIR vs FROM_DEV) */ - err = nfp_net_ring_reconfig(nn, &prog, &rx, &tx); + err = nfp_net_ring_reconfig(nn, dp); if (err) return err; - /* @prog got swapped and is now the old one */ - if (prog) - bpf_prog_put(prog); + if (old_prog) + bpf_prog_put(old_prog); - nfp_net_xdp_offload(nn, nn->xdp_prog); + nfp_net_xdp_offload(nn, nn->dp.xdp_prog); return 0; } @@ -2989,7 +2946,7 @@ static int nfp_net_xdp(struct net_device *netdev, struct netdev_xdp *xdp) case XDP_SETUP_PROG: return nfp_net_xdp_setup(nn, xdp->prog); case XDP_QUERY_PROG: - xdp->prog_attached = !!nn->xdp_prog; + xdp->prog_attached = !!nn->dp.xdp_prog; return 0; default: return -EINVAL; @@ -3008,6 +2965,7 @@ static const struct net_device_ops nfp_net_netdev_ops = { .ndo_set_mac_address = eth_mac_addr, .ndo_set_features = nfp_net_set_features, .ndo_features_check = nfp_net_features_check, + .ndo_get_phys_port_name = nfp_net_get_phys_port_name, .ndo_udp_tunnel_add = nfp_net_add_vxlan_port, .ndo_udp_tunnel_del = nfp_net_del_vxlan_port, .ndo_xdp = nfp_net_xdp, @@ -3020,9 +2978,9 @@ static const struct net_device_ops nfp_net_netdev_ops = { void nfp_net_info(struct nfp_net *nn) { nn_info(nn, "Netronome NFP-6xxx %sNetdev: TxQs=%d/%d RxQs=%d/%d\n", - nn->is_vf ? "VF " : "", - nn->num_tx_rings, nn->max_tx_rings, - nn->num_rx_rings, nn->max_rx_rings); + nn->dp.is_vf ? "VF " : "", + nn->dp.num_tx_rings, nn->max_tx_rings, + nn->dp.num_rx_rings, nn->max_rx_rings); nn_info(nn, "VER: %d.%d.%d.%d, Maximum supported MTU: %d\n", nn->fw_ver.resv, nn->fw_ver.class, nn->fw_ver.major, nn->fw_ver.minor, @@ -3074,21 +3032,24 @@ struct nfp_net *nfp_net_netdev_alloc(struct pci_dev *pdev, SET_NETDEV_DEV(netdev, &pdev->dev); nn = netdev_priv(netdev); - nn->netdev = netdev; + nn->dp.netdev = netdev; + nn->dp.dev = &pdev->dev; nn->pdev = pdev; nn->max_tx_rings = max_tx_rings; nn->max_rx_rings = max_rx_rings; - nn->num_tx_rings = min_t(unsigned int, max_tx_rings, num_online_cpus()); - nn->num_rx_rings = min_t(unsigned int, max_rx_rings, + nn->dp.num_tx_rings = min_t(unsigned int, + max_tx_rings, num_online_cpus()); + nn->dp.num_rx_rings = min_t(unsigned int, max_rx_rings, netif_get_num_default_rss_queues()); - nn->num_r_vecs = max(nn->num_tx_rings, nn->num_rx_rings); - nn->num_r_vecs = min_t(unsigned int, nn->num_r_vecs, num_online_cpus()); + nn->dp.num_r_vecs = max(nn->dp.num_tx_rings, nn->dp.num_rx_rings); + nn->dp.num_r_vecs = min_t(unsigned int, + nn->dp.num_r_vecs, num_online_cpus()); - nn->txd_cnt = NFP_NET_TX_DESCS_DEFAULT; - nn->rxd_cnt = NFP_NET_RX_DESCS_DEFAULT; + nn->dp.txd_cnt = NFP_NET_TX_DESCS_DEFAULT; + nn->dp.rxd_cnt = NFP_NET_RX_DESCS_DEFAULT; spin_lock_init(&nn->reconfig_lock); spin_lock_init(&nn->rx_filter_lock); @@ -3108,7 +3069,28 @@ struct nfp_net *nfp_net_netdev_alloc(struct pci_dev *pdev, */ void nfp_net_netdev_free(struct nfp_net *nn) { - free_netdev(nn->netdev); + free_netdev(nn->dp.netdev); +} + +/** + * nfp_net_rss_key_sz() - Get current size of the RSS key + * @nn: NFP Net device instance + * + * Return: size of the RSS key for currently selected hash function. + */ +unsigned int nfp_net_rss_key_sz(struct nfp_net *nn) +{ + switch (nn->rss_hfunc) { + case ETH_RSS_HASH_TOP: + return NFP_NET_CFG_RSS_KEY_SZ; + case ETH_RSS_HASH_XOR: + return 0; + case ETH_RSS_HASH_CRC32: + return 4; + } + + nn_warn(nn, "Unknown hash function: %u\n", nn->rss_hfunc); + return 0; } /** @@ -3117,14 +3099,32 @@ void nfp_net_netdev_free(struct nfp_net *nn) */ static void nfp_net_rss_init(struct nfp_net *nn) { - netdev_rss_key_fill(nn->rss_key, NFP_NET_CFG_RSS_KEY_SZ); + unsigned long func_bit, rss_cap_hfunc; + u32 reg; + + /* Read the RSS function capability and select first supported func */ + reg = nn_readl(nn, NFP_NET_CFG_RSS_CAP); + rss_cap_hfunc = FIELD_GET(NFP_NET_CFG_RSS_CAP_HFUNC, reg); + if (!rss_cap_hfunc) + rss_cap_hfunc = FIELD_GET(NFP_NET_CFG_RSS_CAP_HFUNC, + NFP_NET_CFG_RSS_TOEPLITZ); + + func_bit = find_first_bit(&rss_cap_hfunc, NFP_NET_CFG_RSS_HFUNCS); + if (func_bit == NFP_NET_CFG_RSS_HFUNCS) { + dev_warn(nn->dp.dev, + "Bad RSS config, defaulting to Toeplitz hash\n"); + func_bit = ETH_RSS_HASH_TOP_BIT; + } + nn->rss_hfunc = 1 << func_bit; + + netdev_rss_key_fill(nn->rss_key, nfp_net_rss_key_sz(nn)); nfp_net_rss_init_itbl(nn); /* Enable IPv4/IPv6 TCP by default */ nn->rss_cfg = NFP_NET_CFG_RSS_IPV4_TCP | NFP_NET_CFG_RSS_IPV6_TCP | - NFP_NET_CFG_RSS_TOEPLITZ | + FIELD_PREP(NFP_NET_CFG_RSS_HFUNC, nn->rss_hfunc) | NFP_NET_CFG_RSS_MASK; } @@ -3151,6 +3151,17 @@ int nfp_net_netdev_init(struct net_device *netdev) struct nfp_net *nn = netdev_priv(netdev); int err; + /* XDP calls for 256 byte packet headroom which wouldn't fit in a u8. + * We, however, reuse the metadata prepend space for XDP buffers which + * is at least 1 byte long and as long as XDP headroom doesn't increase + * above 256 the *extra* XDP headroom will fit on 8 bits. + */ + BUILD_BUG_ON(XDP_PACKET_HEADROOM > 256); + + nn->dp.chained_metadata_format = nn->fw_ver.major > 3; + + nn->dp.rx_dma_dir = DMA_FROM_DEVICE; + /* Get some of the read-only fields from the BAR */ nn->cap = nn_readl(nn, NFP_NET_CFG_CAP); nn->max_mtu = nn_readl(nn, NFP_NET_CFG_MAX_MTU); @@ -3158,17 +3169,26 @@ int nfp_net_netdev_init(struct net_device *netdev) nfp_net_write_mac_addr(nn); /* Determine RX packet/metadata boundary offset */ - if (nn->fw_ver.major >= 2) - nn->rx_offset = nn_readl(nn, NFP_NET_CFG_RX_OFFSET); - else - nn->rx_offset = NFP_NET_RX_OFFSET; + if (nn->fw_ver.major >= 2) { + u32 reg; + + reg = nn_readl(nn, NFP_NET_CFG_RX_OFFSET); + if (reg > NFP_NET_MAX_PREPEND) { + nn_err(nn, "Invalid rx offset: %d\n", reg); + return -EINVAL; + } + nn->dp.rx_offset = reg; + } else { + nn->dp.rx_offset = NFP_NET_RX_OFFSET; + } /* Set default MTU and Freelist buffer size */ if (nn->max_mtu < NFP_NET_DEFAULT_MTU) netdev->mtu = nn->max_mtu; else netdev->mtu = NFP_NET_DEFAULT_MTU; - nn->fl_bufsz = nfp_net_calc_fl_bufsz(nn, netdev->mtu); + nn->dp.mtu = netdev->mtu; + nn->dp.fl_bufsz = nfp_net_calc_fl_bufsz(&nn->dp); /* Advertise/enable offloads based on capabilities * @@ -3179,31 +3199,31 @@ int nfp_net_netdev_init(struct net_device *netdev) netdev->hw_features = NETIF_F_HIGHDMA; if (nn->cap & NFP_NET_CFG_CTRL_RXCSUM) { netdev->hw_features |= NETIF_F_RXCSUM; - nn->ctrl |= NFP_NET_CFG_CTRL_RXCSUM; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_RXCSUM; } if (nn->cap & NFP_NET_CFG_CTRL_TXCSUM) { netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; - nn->ctrl |= NFP_NET_CFG_CTRL_TXCSUM; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_TXCSUM; } if (nn->cap & NFP_NET_CFG_CTRL_GATHER) { netdev->hw_features |= NETIF_F_SG; - nn->ctrl |= NFP_NET_CFG_CTRL_GATHER; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_GATHER; } if ((nn->cap & NFP_NET_CFG_CTRL_LSO) && nn->fw_ver.major > 2) { netdev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; - nn->ctrl |= NFP_NET_CFG_CTRL_LSO; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_LSO; } if (nn->cap & NFP_NET_CFG_CTRL_RSS) { netdev->hw_features |= NETIF_F_RXHASH; nfp_net_rss_init(nn); - nn->ctrl |= NFP_NET_CFG_CTRL_RSS; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_RSS; } if (nn->cap & NFP_NET_CFG_CTRL_VXLAN && nn->cap & NFP_NET_CFG_CTRL_NVGRE) { if (nn->cap & NFP_NET_CFG_CTRL_LSO) netdev->hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL; - nn->ctrl |= NFP_NET_CFG_CTRL_VXLAN | NFP_NET_CFG_CTRL_NVGRE; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_VXLAN | NFP_NET_CFG_CTRL_NVGRE; netdev->hw_enc_features = netdev->hw_features; } @@ -3212,11 +3232,11 @@ int nfp_net_netdev_init(struct net_device *netdev) if (nn->cap & NFP_NET_CFG_CTRL_RXVLAN) { netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX; - nn->ctrl |= NFP_NET_CFG_CTRL_RXVLAN; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_RXVLAN; } if (nn->cap & NFP_NET_CFG_CTRL_TXVLAN) { netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_TX; - nn->ctrl |= NFP_NET_CFG_CTRL_TXVLAN; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_TXVLAN; } netdev->features = netdev->hw_features; @@ -3229,14 +3249,14 @@ int nfp_net_netdev_init(struct net_device *netdev) /* Allow L2 Broadcast and Multicast through by default, if supported */ if (nn->cap & NFP_NET_CFG_CTRL_L2BC) - nn->ctrl |= NFP_NET_CFG_CTRL_L2BC; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_L2BC; if (nn->cap & NFP_NET_CFG_CTRL_L2MC) - nn->ctrl |= NFP_NET_CFG_CTRL_L2MC; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_L2MC; /* Allow IRQ moderation, if supported */ if (nn->cap & NFP_NET_CFG_CTRL_IRQMOD) { nfp_net_irqmod_init(nn); - nn->ctrl |= NFP_NET_CFG_CTRL_IRQMOD; + nn->dp.ctrl |= NFP_NET_CFG_CTRL_IRQMOD; } /* Stash the re-configuration queue away. First odd queue in TX Bar */ @@ -3275,10 +3295,10 @@ void nfp_net_netdev_clean(struct net_device *netdev) { struct nfp_net *nn = netdev_priv(netdev); - unregister_netdev(nn->netdev); + unregister_netdev(nn->dp.netdev); - if (nn->xdp_prog) - bpf_prog_put(nn->xdp_prog); - if (nn->bpf_offload_xdp) + if (nn->dp.xdp_prog) + bpf_prog_put(nn->dp.xdp_prog); + if (nn->dp.bpf_offload_xdp) nfp_net_xdp_offload(nn, NULL); } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h index 385ba355c965..d04ccc9f6116 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2015 Netronome Systems, Inc. + * Copyright (C) 2015-2017 Netronome Systems, Inc. * * This software is dual licensed under the GNU General License Version 2, * June 1991 as shown in the file COPYING in the top-level directory of this @@ -177,6 +177,19 @@ #define NFP_NET_CFG_VERSION_MINOR(x) (((x) & 0xff) << 0) #define NFP_NET_CFG_STS 0x0034 #define NFP_NET_CFG_STS_LINK (0x1 << 0) /* Link up or down */ +/* Link rate */ +#define NFP_NET_CFG_STS_LINK_RATE_SHIFT 1 +#define NFP_NET_CFG_STS_LINK_RATE_MASK 0xF +#define NFP_NET_CFG_STS_LINK_RATE \ + (NFP_NET_CFG_STS_LINK_RATE_MASK << NFP_NET_CFG_STS_LINK_RATE_SHIFT) +#define NFP_NET_CFG_STS_LINK_RATE_UNSUPPORTED 0 +#define NFP_NET_CFG_STS_LINK_RATE_UNKNOWN 1 +#define NFP_NET_CFG_STS_LINK_RATE_1G 2 +#define NFP_NET_CFG_STS_LINK_RATE_10G 3 +#define NFP_NET_CFG_STS_LINK_RATE_25G 4 +#define NFP_NET_CFG_STS_LINK_RATE_40G 5 +#define NFP_NET_CFG_STS_LINK_RATE_50G 6 +#define NFP_NET_CFG_STS_LINK_RATE_100G 7 #define NFP_NET_CFG_CAP 0x0038 #define NFP_NET_CFG_MAX_TXRINGS 0x003c #define NFP_NET_CFG_MAX_RXRINGS 0x0040 @@ -192,6 +205,14 @@ #define NFP_NET_CFG_RX_OFFSET_DYNAMIC 0 /* Prepend mode */ /** + * RSS capabilities + * @NFP_NET_CFG_RSS_CAP_HFUNC: supported hash functions (same bits as + * @NFP_NET_CFG_RSS_HFUNC) + */ +#define NFP_NET_CFG_RSS_CAP 0x0054 +#define NFP_NET_CFG_RSS_CAP_HFUNC 0xff000000 + +/** * VXLAN/UDP encap configuration * @NFP_NET_CFG_VXLAN_PORT: Base address of table of tunnels' UDP dst ports * @NFP_NET_CFG_VXLAN_SZ: Size of the UDP port table in bytes @@ -249,7 +270,11 @@ #define NFP_NET_CFG_RSS_IPV4_UDP (1 << 11) /* RSS for IPv4/UDP */ #define NFP_NET_CFG_RSS_IPV6_TCP (1 << 12) /* RSS for IPv6/TCP */ #define NFP_NET_CFG_RSS_IPV6_UDP (1 << 13) /* RSS for IPv6/UDP */ +#define NFP_NET_CFG_RSS_HFUNC 0xff000000 #define NFP_NET_CFG_RSS_TOEPLITZ (1 << 24) /* Use Toeplitz hash */ +#define NFP_NET_CFG_RSS_XOR (1 << 25) /* Use XOR as hash */ +#define NFP_NET_CFG_RSS_CRC32 (1 << 26) /* Use CRC32 as hash */ +#define NFP_NET_CFG_RSS_HFUNCS 3 #define NFP_NET_CFG_RSS_KEY (NFP_NET_CFG_RSS_BASE + 0x4) #define NFP_NET_CFG_RSS_KEY_SZ 0x28 #define NFP_NET_CFG_RSS_ITBL (NFP_NET_CFG_RSS_BASE + 0x4 + \ diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c b/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c index 6e9372a18375..4077c59bf782 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c @@ -40,9 +40,9 @@ static struct dentry *nfp_dir; static int nfp_net_debugfs_rx_q_read(struct seq_file *file, void *data) { - int fl_rd_p, fl_wr_p, rx_rd_p, rx_wr_p, rxd_cnt; struct nfp_net_r_vector *r_vec = file->private; struct nfp_net_rx_ring *rx_ring; + int fl_rd_p, fl_wr_p, rxd_cnt; struct nfp_net_rx_desc *rxd; struct nfp_net *nn; void *frag; @@ -54,19 +54,18 @@ static int nfp_net_debugfs_rx_q_read(struct seq_file *file, void *data) goto out; nn = r_vec->nfp_net; rx_ring = r_vec->rx_ring; - if (!netif_running(nn->netdev)) + if (!netif_running(nn->dp.netdev)) goto out; rxd_cnt = rx_ring->cnt; fl_rd_p = nfp_qcp_rd_ptr_read(rx_ring->qcp_fl); fl_wr_p = nfp_qcp_wr_ptr_read(rx_ring->qcp_fl); - rx_rd_p = nfp_qcp_rd_ptr_read(rx_ring->qcp_rx); - rx_wr_p = nfp_qcp_wr_ptr_read(rx_ring->qcp_rx); - seq_printf(file, "RX[%02d]: H_RD=%d H_WR=%d FL_RD=%d FL_WR=%d RX_RD=%d RX_WR=%d\n", - rx_ring->idx, rx_ring->rd_p, rx_ring->wr_p, - fl_rd_p, fl_wr_p, rx_rd_p, rx_wr_p); + seq_printf(file, "RX[%02d,%02d]: cnt=%d dma=%pad host=%p H_RD=%d H_WR=%d FL_RD=%d FL_WR=%d\n", + rx_ring->idx, rx_ring->fl_qcidx, + rx_ring->cnt, &rx_ring->dma, rx_ring->rxds, + rx_ring->rd_p, rx_ring->wr_p, fl_rd_p, fl_wr_p); for (i = 0; i < rxd_cnt; i++) { rxd = &rx_ring->rxds[i]; @@ -89,10 +88,6 @@ static int nfp_net_debugfs_rx_q_read(struct seq_file *file, void *data) seq_puts(file, " FL_RD"); if (i == fl_wr_p % rxd_cnt) seq_puts(file, " FL_WR"); - if (i == rx_rd_p % rxd_cnt) - seq_puts(file, " RX_RD"); - if (i == rx_wr_p % rxd_cnt) - seq_puts(file, " RX_WR"); seq_putc(file, '\n'); } @@ -143,7 +138,7 @@ static int nfp_net_debugfs_tx_q_read(struct seq_file *file, void *data) if (!r_vec->nfp_net || !tx_ring) goto out; nn = r_vec->nfp_net; - if (!netif_running(nn->netdev)) + if (!netif_running(nn->dp.netdev)) goto out; txd_cnt = tx_ring->cnt; @@ -151,8 +146,11 @@ static int nfp_net_debugfs_tx_q_read(struct seq_file *file, void *data) d_rd_p = nfp_qcp_rd_ptr_read(tx_ring->qcp_q); d_wr_p = nfp_qcp_wr_ptr_read(tx_ring->qcp_q); - seq_printf(file, "TX[%02d]: H_RD=%d H_WR=%d D_RD=%d D_WR=%d\n", - tx_ring->idx, tx_ring->rd_p, tx_ring->wr_p, d_rd_p, d_wr_p); + seq_printf(file, "TX[%02d,%02d%s]: cnt=%d dma=%pad host=%p H_RD=%d H_WR=%d D_RD=%d D_WR=%d\n", + tx_ring->idx, tx_ring->qcidx, + tx_ring == r_vec->tx_ring ? "" : "xdp", + tx_ring->cnt, &tx_ring->dma, tx_ring->txds, + tx_ring->rd_p, tx_ring->wr_p, d_rd_p, d_wr_p); for (i = 0; i < txd_cnt; i++) { txd = &tx_ring->txds[i]; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c index 2649f7523c81..3328041ec290 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c @@ -40,6 +40,7 @@ * Brad Petrus <brad.petrus@netronome.com> */ +#include <linux/bitfield.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -48,6 +49,7 @@ #include <linux/ethtool.h> #include "nfpcore/nfp.h" +#include "nfpcore/nfp_nsp.h" #include "nfp_net_ctrl.h" #include "nfp_net.h" @@ -126,9 +128,9 @@ static const struct _nfp_net_et_stats nfp_net_et_stats[] = { }; #define NN_ET_GLOBAL_STATS_LEN ARRAY_SIZE(nfp_net_et_stats) -#define NN_ET_RVEC_STATS_LEN (nn->num_r_vecs * 3) +#define NN_ET_RVEC_STATS_LEN (nn->dp.num_r_vecs * 3) #define NN_ET_RVEC_GATHER_STATS 7 -#define NN_ET_QUEUE_STATS_LEN ((nn->num_tx_rings + nn->num_rx_rings) * 2) +#define NN_ET_QUEUE_STATS_LEN ((nn->dp.num_tx_rings + nn->dp.num_rx_rings) * 2) #define NN_ET_STATS_LEN (NN_ET_GLOBAL_STATS_LEN + NN_ET_RVEC_GATHER_STATS + \ NN_ET_RVEC_STATS_LEN + NN_ET_QUEUE_STATS_LEN) @@ -172,6 +174,114 @@ static void nfp_net_get_drvinfo(struct net_device *netdev, drvinfo->regdump_len = NFP_NET_CFG_BAR_SZ; } +/** + * nfp_net_get_link_ksettings - Get Link Speed settings + * @netdev: network interface device structure + * @cmd: ethtool command + * + * Reports speed settings based on info in the BAR provided by the fw. + */ +static int +nfp_net_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) +{ + static const u32 ls_to_ethtool[] = { + [NFP_NET_CFG_STS_LINK_RATE_UNSUPPORTED] = 0, + [NFP_NET_CFG_STS_LINK_RATE_UNKNOWN] = SPEED_UNKNOWN, + [NFP_NET_CFG_STS_LINK_RATE_1G] = SPEED_1000, + [NFP_NET_CFG_STS_LINK_RATE_10G] = SPEED_10000, + [NFP_NET_CFG_STS_LINK_RATE_25G] = SPEED_25000, + [NFP_NET_CFG_STS_LINK_RATE_40G] = SPEED_40000, + [NFP_NET_CFG_STS_LINK_RATE_50G] = SPEED_50000, + [NFP_NET_CFG_STS_LINK_RATE_100G] = SPEED_100000, + }; + struct nfp_net *nn = netdev_priv(netdev); + u32 sts, ls; + + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + cmd->base.port = PORT_OTHER; + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; + + if (nn->eth_port) + cmd->base.autoneg = nn->eth_port->aneg != NFP_ANEG_DISABLED ? + AUTONEG_ENABLE : AUTONEG_DISABLE; + + if (!netif_carrier_ok(netdev)) + return 0; + + /* Use link speed from ETH table if available, otherwise try the BAR */ + if (nn->eth_port && nfp_net_link_changed_read_clear(nn)) + nfp_net_refresh_port_config(nn); + /* Separate if - on FW error the port could've disappeared from table */ + if (nn->eth_port) { + cmd->base.port = nn->eth_port->port_type; + cmd->base.speed = nn->eth_port->speed; + cmd->base.duplex = DUPLEX_FULL; + return 0; + } + + sts = nn_readl(nn, NFP_NET_CFG_STS); + + ls = FIELD_GET(NFP_NET_CFG_STS_LINK_RATE, sts); + if (ls == NFP_NET_CFG_STS_LINK_RATE_UNSUPPORTED) + return -EOPNOTSUPP; + + if (ls == NFP_NET_CFG_STS_LINK_RATE_UNKNOWN || + ls >= ARRAY_SIZE(ls_to_ethtool)) + return 0; + + cmd->base.speed = ls_to_ethtool[sts]; + cmd->base.duplex = DUPLEX_FULL; + + return 0; +} + +static int +nfp_net_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) +{ + struct nfp_net *nn = netdev_priv(netdev); + struct nfp_nsp *nsp; + int err; + + if (!nn->eth_port) + return -EOPNOTSUPP; + + if (netif_running(netdev)) { + nn_warn(nn, "Changing settings not allowed on an active interface. It may cause the port to be disabled until reboot.\n"); + return -EBUSY; + } + + nsp = nfp_eth_config_start(nn->cpp, nn->eth_port->index); + if (IS_ERR(nsp)) + return PTR_ERR(nsp); + + err = __nfp_eth_set_aneg(nsp, cmd->base.autoneg == AUTONEG_ENABLE ? + NFP_ANEG_AUTO : NFP_ANEG_DISABLED); + if (err) + goto err_bad_set; + if (cmd->base.speed != SPEED_UNKNOWN) { + u32 speed = cmd->base.speed / nn->eth_port->lanes; + + err = __nfp_eth_set_speed(nsp, speed); + if (err) + goto err_bad_set; + } + + err = nfp_eth_config_commit_end(nsp); + if (err > 0) + return 0; /* no change */ + + nfp_net_refresh_port_config(nn); + + return err; + +err_bad_set: + nfp_eth_config_cleanup_end(nsp); + return err; +} + static void nfp_net_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { @@ -179,30 +289,22 @@ static void nfp_net_get_ringparam(struct net_device *netdev, ring->rx_max_pending = NFP_NET_MAX_RX_DESCS; ring->tx_max_pending = NFP_NET_MAX_TX_DESCS; - ring->rx_pending = nn->rxd_cnt; - ring->tx_pending = nn->txd_cnt; + ring->rx_pending = nn->dp.rxd_cnt; + ring->tx_pending = nn->dp.txd_cnt; } static int nfp_net_set_ring_size(struct nfp_net *nn, u32 rxd_cnt, u32 txd_cnt) { - struct nfp_net_ring_set *reconfig_rx = NULL, *reconfig_tx = NULL; - struct nfp_net_ring_set rx = { - .n_rings = nn->num_rx_rings, - .mtu = nn->netdev->mtu, - .dcnt = rxd_cnt, - }; - struct nfp_net_ring_set tx = { - .n_rings = nn->num_tx_rings, - .dcnt = txd_cnt, - }; + struct nfp_net_dp *dp; - if (nn->rxd_cnt != rxd_cnt) - reconfig_rx = ℞ - if (nn->txd_cnt != txd_cnt) - reconfig_tx = &tx; + dp = nfp_net_clone_dp(nn); + if (!dp) + return -ENOMEM; - return nfp_net_ring_reconfig(nn, &nn->xdp_prog, - reconfig_rx, reconfig_tx); + dp->rxd_cnt = rxd_cnt; + dp->txd_cnt = txd_cnt; + + return nfp_net_ring_reconfig(nn, dp); } static int nfp_net_set_ringparam(struct net_device *netdev, @@ -223,11 +325,11 @@ static int nfp_net_set_ringparam(struct net_device *netdev, txd_cnt < NFP_NET_MIN_TX_DESCS || txd_cnt > NFP_NET_MAX_TX_DESCS) return -EINVAL; - if (nn->rxd_cnt == rxd_cnt && nn->txd_cnt == txd_cnt) + if (nn->dp.rxd_cnt == rxd_cnt && nn->dp.txd_cnt == txd_cnt) return 0; nn_dbg(nn, "Change ring size: RxQ %u->%u, TxQ %u->%u\n", - nn->rxd_cnt, rxd_cnt, nn->txd_cnt, txd_cnt); + nn->dp.rxd_cnt, rxd_cnt, nn->dp.txd_cnt, txd_cnt); return nfp_net_set_ring_size(nn, rxd_cnt, txd_cnt); } @@ -245,7 +347,7 @@ static void nfp_net_get_strings(struct net_device *netdev, memcpy(p, nfp_net_et_stats[i].name, ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; } - for (i = 0; i < nn->num_r_vecs; i++) { + for (i = 0; i < nn->dp.num_r_vecs; i++) { sprintf(p, "rvec_%u_rx_pkts", i); p += ETH_GSTRING_LEN; sprintf(p, "rvec_%u_tx_pkts", i); @@ -267,13 +369,13 @@ static void nfp_net_get_strings(struct net_device *netdev, p += ETH_GSTRING_LEN; strncpy(p, "tx_lso", ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; - for (i = 0; i < nn->num_tx_rings; i++) { + for (i = 0; i < nn->dp.num_tx_rings; i++) { sprintf(p, "txq_%u_pkts", i); p += ETH_GSTRING_LEN; sprintf(p, "txq_%u_bytes", i); p += ETH_GSTRING_LEN; } - for (i = 0; i < nn->num_rx_rings; i++) { + for (i = 0; i < nn->dp.num_rx_rings; i++) { sprintf(p, "rxq_%u_pkts", i); p += ETH_GSTRING_LEN; sprintf(p, "rxq_%u_bytes", i); @@ -306,12 +408,12 @@ static void nfp_net_get_stats(struct net_device *netdev, break; case NFP_NET_DEV_ET_STATS: - io_p = nn->ctrl_bar + nfp_net_et_stats[i].off; + io_p = nn->dp.ctrl_bar + nfp_net_et_stats[i].off; data[i] = readq(io_p); break; } } - for (j = 0; j < nn->num_r_vecs; j++) { + for (j = 0; j < nn->dp.num_r_vecs; j++) { unsigned int start; do { @@ -337,16 +439,16 @@ static void nfp_net_get_stats(struct net_device *netdev, } for (j = 0; j < NN_ET_RVEC_GATHER_STATS; j++) data[i++] = gathered_stats[j]; - for (j = 0; j < nn->num_tx_rings; j++) { - io_p = nn->ctrl_bar + NFP_NET_CFG_TXR_STATS(j); + for (j = 0; j < nn->dp.num_tx_rings; j++) { + io_p = nn->dp.ctrl_bar + NFP_NET_CFG_TXR_STATS(j); data[i++] = readq(io_p); - io_p = nn->ctrl_bar + NFP_NET_CFG_TXR_STATS(j) + 8; + io_p = nn->dp.ctrl_bar + NFP_NET_CFG_TXR_STATS(j) + 8; data[i++] = readq(io_p); } - for (j = 0; j < nn->num_rx_rings; j++) { - io_p = nn->ctrl_bar + NFP_NET_CFG_RXR_STATS(j); + for (j = 0; j < nn->dp.num_rx_rings; j++) { + io_p = nn->dp.ctrl_bar + NFP_NET_CFG_RXR_STATS(j); data[i++] = readq(io_p); - io_p = nn->ctrl_bar + NFP_NET_CFG_RXR_STATS(j) + 8; + io_p = nn->dp.ctrl_bar + NFP_NET_CFG_RXR_STATS(j) + 8; data[i++] = readq(io_p); } } @@ -410,7 +512,7 @@ static int nfp_net_get_rxnfc(struct net_device *netdev, switch (cmd->cmd) { case ETHTOOL_GRXRINGS: - cmd->data = nn->num_rx_rings; + cmd->data = nn->dp.num_rx_rings; return 0; case ETHTOOL_GRXFH: return nfp_net_get_rss_hash_opts(nn, cmd); @@ -454,13 +556,13 @@ static int nfp_net_set_rss_hash_opt(struct nfp_net *nn, return -EINVAL; } - new_rss_cfg |= NFP_NET_CFG_RSS_TOEPLITZ; + new_rss_cfg |= FIELD_PREP(NFP_NET_CFG_RSS_HFUNC, nn->rss_hfunc); new_rss_cfg |= NFP_NET_CFG_RSS_MASK; if (new_rss_cfg == nn->rss_cfg) return 0; - writel(new_rss_cfg, nn->ctrl_bar + NFP_NET_CFG_RSS_CTRL); + writel(new_rss_cfg, nn->dp.ctrl_bar + NFP_NET_CFG_RSS_CTRL); err = nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_RSS); if (err) return err; @@ -496,7 +598,12 @@ static u32 nfp_net_get_rxfh_indir_size(struct net_device *netdev) static u32 nfp_net_get_rxfh_key_size(struct net_device *netdev) { - return NFP_NET_CFG_RSS_KEY_SZ; + struct nfp_net *nn = netdev_priv(netdev); + + if (!(nn->cap & NFP_NET_CFG_CTRL_RSS)) + return -EOPNOTSUPP; + + return nfp_net_rss_key_sz(nn); } static int nfp_net_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, @@ -512,9 +619,12 @@ static int nfp_net_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, for (i = 0; i < ARRAY_SIZE(nn->rss_itbl); i++) indir[i] = nn->rss_itbl[i]; if (key) - memcpy(key, nn->rss_key, NFP_NET_CFG_RSS_KEY_SZ); - if (hfunc) - *hfunc = ETH_RSS_HASH_TOP; + memcpy(key, nn->rss_key, nfp_net_rss_key_sz(nn)); + if (hfunc) { + *hfunc = nn->rss_hfunc; + if (*hfunc >= 1 << ETH_RSS_HASH_FUNCS_COUNT) + *hfunc = ETH_RSS_HASH_UNKNOWN; + } return 0; } @@ -527,14 +637,14 @@ static int nfp_net_set_rxfh(struct net_device *netdev, int i; if (!(nn->cap & NFP_NET_CFG_CTRL_RSS) || - !(hfunc == ETH_RSS_HASH_NO_CHANGE || hfunc == ETH_RSS_HASH_TOP)) + !(hfunc == ETH_RSS_HASH_NO_CHANGE || hfunc == nn->rss_hfunc)) return -EOPNOTSUPP; if (!key && !indir) return 0; if (key) { - memcpy(nn->rss_key, key, NFP_NET_CFG_RSS_KEY_SZ); + memcpy(nn->rss_key, key, nfp_net_rss_key_sz(nn)); nfp_net_rss_write_key(nn); } if (indir) { @@ -564,7 +674,7 @@ static void nfp_net_get_regs(struct net_device *netdev, regs->version = nn_readl(nn, NFP_NET_CFG_VERSION); for (i = 0; i < NFP_NET_CFG_BAR_SZ / sizeof(u32); i++) - regs_buf[i] = readl(nn->ctrl_bar + (i * sizeof(u32))); + regs_buf[i] = readl(nn->dp.ctrl_bar + (i * sizeof(u32))); } static int nfp_net_get_coalesce(struct net_device *netdev, @@ -736,16 +846,16 @@ static void nfp_net_get_channels(struct net_device *netdev, struct nfp_net *nn = netdev_priv(netdev); unsigned int num_tx_rings; - num_tx_rings = nn->num_tx_rings; - if (nn->xdp_prog) - num_tx_rings -= nn->num_rx_rings; + num_tx_rings = nn->dp.num_tx_rings; + if (nn->dp.xdp_prog) + num_tx_rings -= nn->dp.num_rx_rings; channel->max_rx = min(nn->max_rx_rings, nn->max_r_vecs); channel->max_tx = min(nn->max_tx_rings, nn->max_r_vecs); channel->max_combined = min(channel->max_rx, channel->max_tx); channel->max_other = NFP_NET_NON_Q_VECTORS; - channel->combined_count = min(nn->num_rx_rings, num_tx_rings); - channel->rx_count = nn->num_rx_rings - channel->combined_count; + channel->combined_count = min(nn->dp.num_rx_rings, num_tx_rings); + channel->rx_count = nn->dp.num_rx_rings - channel->combined_count; channel->tx_count = num_tx_rings - channel->combined_count; channel->other_count = NFP_NET_NON_Q_VECTORS; } @@ -753,29 +863,19 @@ static void nfp_net_get_channels(struct net_device *netdev, static int nfp_net_set_num_rings(struct nfp_net *nn, unsigned int total_rx, unsigned int total_tx) { - struct nfp_net_ring_set *reconfig_rx = NULL, *reconfig_tx = NULL; - struct nfp_net_ring_set rx = { - .n_rings = total_rx, - .mtu = nn->netdev->mtu, - .dcnt = nn->rxd_cnt, - }; - struct nfp_net_ring_set tx = { - .n_rings = total_tx, - .dcnt = nn->txd_cnt, - }; + struct nfp_net_dp *dp; - if (nn->num_rx_rings != total_rx) - reconfig_rx = ℞ - if (nn->num_stack_tx_rings != total_tx || - (nn->xdp_prog && reconfig_rx)) - reconfig_tx = &tx; + dp = nfp_net_clone_dp(nn); + if (!dp) + return -ENOMEM; - /* nfp_net_check_config() will catch tx.n_rings > nn->max_tx_rings */ - if (nn->xdp_prog) - tx.n_rings += total_rx; + dp->num_rx_rings = total_rx; + dp->num_tx_rings = total_tx; + /* nfp_net_check_config() will catch num_tx_rings > nn->max_tx_rings */ + if (dp->xdp_prog) + dp->num_tx_rings += total_rx; - return nfp_net_ring_reconfig(nn, &nn->xdp_prog, - reconfig_rx, reconfig_tx); + return nfp_net_ring_reconfig(nn, dp); } static int nfp_net_set_channels(struct net_device *netdev, @@ -823,6 +923,8 @@ static const struct ethtool_ops nfp_net_ethtool_ops = { .set_coalesce = nfp_net_set_coalesce, .get_channels = nfp_net_get_channels, .set_channels = nfp_net_set_channels, + .get_link_ksettings = nfp_net_get_link_ksettings, + .set_link_ksettings = nfp_net_set_link_ksettings, }; void nfp_net_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c index 3afcdc11480c..4c6863a072d3 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c @@ -47,11 +47,12 @@ #include <linux/pci_regs.h> #include <linux/msi.h> #include <linux/random.h> +#include <linux/rtnetlink.h> #include "nfpcore/nfp.h" #include "nfpcore/nfp_cpp.h" #include "nfpcore/nfp_nffw.h" -#include "nfpcore/nfp_nsp_eth.h" +#include "nfpcore/nfp_nsp.h" #include "nfpcore/nfp6000_pcie.h" #include "nfp_net_ctrl.h" @@ -129,61 +130,61 @@ err_area: return (u8 __iomem *)ERR_PTR(err); } +/** + * nfp_net_get_mac_addr() - Get the MAC address. + * @nn: NFP Network structure + * @cpp: NFP CPP handle + * @id: NFP port id + * + * First try to get the MAC address from NSP ETH table. If that + * fails try HWInfo. As a last resort generate a random address. + */ static void -nfp_net_get_mac_addr_hwinfo(struct nfp_net *nn, struct nfp_cpp *cpp, - unsigned int id) +nfp_net_get_mac_addr(struct nfp_net *nn, struct nfp_cpp *cpp, unsigned int id) { + struct nfp_net_dp *dp = &nn->dp; u8 mac_addr[ETH_ALEN]; const char *mac_str; char name[32]; + if (nn->eth_port) { + ether_addr_copy(dp->netdev->dev_addr, nn->eth_port->mac_addr); + ether_addr_copy(dp->netdev->perm_addr, nn->eth_port->mac_addr); + return; + } + snprintf(name, sizeof(name), "eth%d.mac", id); mac_str = nfp_hwinfo_lookup(cpp, name); if (!mac_str) { - dev_warn(&nn->pdev->dev, - "Can't lookup MAC address. Generate\n"); - eth_hw_addr_random(nn->netdev); + dev_warn(dp->dev, "Can't lookup MAC address. Generate\n"); + eth_hw_addr_random(dp->netdev); return; } if (sscanf(mac_str, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx", &mac_addr[0], &mac_addr[1], &mac_addr[2], &mac_addr[3], &mac_addr[4], &mac_addr[5]) != 6) { - dev_warn(&nn->pdev->dev, + dev_warn(dp->dev, "Can't parse MAC address (%s). Generate.\n", mac_str); - eth_hw_addr_random(nn->netdev); + eth_hw_addr_random(dp->netdev); return; } - ether_addr_copy(nn->netdev->dev_addr, mac_addr); - ether_addr_copy(nn->netdev->perm_addr, mac_addr); + ether_addr_copy(dp->netdev->dev_addr, mac_addr); + ether_addr_copy(dp->netdev->perm_addr, mac_addr); } -/** - * nfp_net_get_mac_addr() - Get the MAC address. - * @nn: NFP Network structure - * @pf: NFP PF device structure - * @id: NFP port id - * - * First try to get the MAC address from NSP ETH table. If that - * fails try HWInfo. As a last resort generate a random address. - */ -static void -nfp_net_get_mac_addr(struct nfp_net *nn, struct nfp_pf *pf, unsigned int id) +static struct nfp_eth_table_port * +nfp_net_find_port(struct nfp_pf *pf, unsigned int id) { int i; for (i = 0; pf->eth_tbl && i < pf->eth_tbl->count; i++) - if (pf->eth_tbl->ports[i].eth_index == id) { - const u8 *mac_addr = pf->eth_tbl->ports[i].mac_addr; + if (pf->eth_tbl->ports[i].eth_index == id) + return &pf->eth_tbl->ports[i]; - ether_addr_copy(nn->netdev->dev_addr, mac_addr); - ether_addr_copy(nn->netdev->perm_addr, mac_addr); - return; - } - - nfp_net_get_mac_addr_hwinfo(nn, pf->cpp, id); + return NULL; } static unsigned int nfp_net_pf_get_num_ports(struct nfp_pf *pf) @@ -282,6 +283,7 @@ static void nfp_net_pf_free_netdevs(struct nfp_pf *pf) while (!list_empty(&pf->ports)) { nn = list_first_entry(&pf->ports, struct nfp_net, port_list); list_del(&nn->port_list); + pf->num_netdevs--; nfp_net_netdev_free(nn); } @@ -290,7 +292,8 @@ static void nfp_net_pf_free_netdevs(struct nfp_pf *pf) static struct nfp_net * nfp_net_pf_alloc_port_netdev(struct nfp_pf *pf, void __iomem *ctrl_bar, void __iomem *tx_bar, void __iomem *rx_bar, - int stride, struct nfp_net_fw_version *fw_ver) + int stride, struct nfp_net_fw_version *fw_ver, + struct nfp_eth_table_port *eth_port) { u32 n_tx_rings, n_rx_rings; struct nfp_net *nn; @@ -305,12 +308,13 @@ nfp_net_pf_alloc_port_netdev(struct nfp_pf *pf, void __iomem *ctrl_bar, nn->cpp = pf->cpp; nn->fw_ver = *fw_ver; - nn->ctrl_bar = ctrl_bar; + nn->dp.ctrl_bar = ctrl_bar; nn->tx_bar = tx_bar; nn->rx_bar = rx_bar; - nn->is_vf = 0; + nn->dp.is_vf = 0; nn->stride_rx = stride; nn->stride_tx = stride; + nn->eth_port = eth_port; return nn; } @@ -322,7 +326,7 @@ nfp_net_pf_init_port_netdev(struct nfp_pf *pf, struct nfp_net *nn, int err; /* Get MAC address */ - nfp_net_get_mac_addr(nn, pf, id); + nfp_net_get_mac_addr(nn, pf->cpp, id); /* Get ME clock frequency from ctrl BAR * XXX for now frequency is hardcoded until we figure out how @@ -330,7 +334,7 @@ nfp_net_pf_init_port_netdev(struct nfp_pf *pf, struct nfp_net *nn, */ nn->me_freq_mhz = 1200; - err = nfp_net_netdev_init(nn->netdev); + err = nfp_net_netdev_init(nn->dp.netdev); if (err) return err; @@ -347,6 +351,7 @@ nfp_net_pf_alloc_netdevs(struct nfp_pf *pf, void __iomem *ctrl_bar, int stride, struct nfp_net_fw_version *fw_ver) { u32 prev_tx_base, prev_rx_base, tgt_tx_base, tgt_rx_base; + struct nfp_eth_table_port *eth_port; struct nfp_net *nn; unsigned int i; int err; @@ -362,17 +367,27 @@ nfp_net_pf_alloc_netdevs(struct nfp_pf *pf, void __iomem *ctrl_bar, prev_tx_base = tgt_tx_base; prev_rx_base = tgt_rx_base; - nn = nfp_net_pf_alloc_port_netdev(pf, ctrl_bar, tx_bar, rx_bar, - stride, fw_ver); - if (IS_ERR(nn)) { - err = PTR_ERR(nn); - goto err_free_prev; + eth_port = nfp_net_find_port(pf, i); + if (eth_port && eth_port->override_changed) { + nfp_warn(pf->cpp, "Config changed for port #%d, reboot required before port will be operational\n", i); + } else { + nn = nfp_net_pf_alloc_port_netdev(pf, ctrl_bar, tx_bar, + rx_bar, stride, + fw_ver, eth_port); + if (IS_ERR(nn)) { + err = PTR_ERR(nn); + goto err_free_prev; + } + list_add_tail(&nn->port_list, &pf->ports); + pf->num_netdevs++; } - list_add_tail(&nn->port_list, &pf->ports); ctrl_bar += NFP_PF_CSR_SLICE_SIZE; } + if (list_empty(&pf->ports)) + return -ENODEV; + return 0; err_free_prev: @@ -399,7 +414,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf, /* Get MSI-X vectors */ wanted_irqs = 0; list_for_each_entry(nn, &pf->ports, port_list) - wanted_irqs += NFP_NET_NON_Q_VECTORS + nn->num_r_vecs; + wanted_irqs += NFP_NET_NON_Q_VECTORS + nn->dp.num_r_vecs; pf->irq_entries = kcalloc(wanted_irqs, sizeof(*pf->irq_entries), GFP_KERNEL); if (!pf->irq_entries) { @@ -408,7 +423,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf, } num_irqs = nfp_net_irqs_alloc(pf->pdev, pf->irq_entries, - NFP_NET_MIN_PORT_IRQS * pf->num_ports, + NFP_NET_MIN_PORT_IRQS * pf->num_netdevs, wanted_irqs); if (!num_irqs) { nn_warn(nn, "Unable to allocate MSI-X Vectors. Exiting\n"); @@ -418,7 +433,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf, /* Distribute IRQs to ports */ irqs_left = num_irqs; - ports_left = pf->num_ports; + ports_left = pf->num_netdevs; list_for_each_entry(nn, &pf->ports, port_list) { unsigned int n; @@ -444,7 +459,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf, err_prev_deinit: list_for_each_entry_continue_reverse(nn, &pf->ports, port_list) { nfp_net_debugfs_dir_clean(&nn->debugfs_dir); - nfp_net_netdev_clean(nn->netdev); + nfp_net_netdev_clean(nn->dp.netdev); } nfp_net_irqs_disable(pf->pdev); err_vec_free: @@ -454,6 +469,81 @@ err_nn_free: return err; } +static void nfp_net_pci_remove_finish(struct nfp_pf *pf) +{ + nfp_net_debugfs_dir_clean(&pf->ddir); + + nfp_net_irqs_disable(pf->pdev); + kfree(pf->irq_entries); + + nfp_cpp_area_release_free(pf->rx_area); + nfp_cpp_area_release_free(pf->tx_area); + nfp_cpp_area_release_free(pf->ctrl_area); +} + +static void nfp_net_refresh_netdevs(struct work_struct *work) +{ + struct nfp_pf *pf = container_of(work, struct nfp_pf, + port_refresh_work); + struct nfp_net *nn, *next; + + mutex_lock(&pf->port_lock); + + /* Check for nfp_net_pci_remove() racing against us */ + if (list_empty(&pf->ports)) + goto out; + + list_for_each_entry_safe(nn, next, &pf->ports, port_list) { + if (!nn->eth_port) { + nfp_warn(pf->cpp, "Warning: port not present after reconfig\n"); + continue; + } + if (!nn->eth_port->override_changed) + continue; + + nn_warn(nn, "Port config changed, unregistering. Reboot required before port will be operational again.\n"); + + nfp_net_debugfs_dir_clean(&nn->debugfs_dir); + nfp_net_netdev_clean(nn->dp.netdev); + + list_del(&nn->port_list); + pf->num_netdevs--; + nfp_net_netdev_free(nn); + } + + if (list_empty(&pf->ports)) + nfp_net_pci_remove_finish(pf); +out: + mutex_unlock(&pf->port_lock); +} + +void nfp_net_refresh_port_config(struct nfp_net *nn) +{ + struct nfp_pf *pf = pci_get_drvdata(nn->pdev); + struct nfp_eth_table *old_table; + + ASSERT_RTNL(); + + old_table = pf->eth_tbl; + + list_for_each_entry(nn, &pf->ports, port_list) + nfp_net_link_changed_read_clear(nn); + + pf->eth_tbl = nfp_eth_read_ports(pf->cpp); + if (!pf->eth_tbl) { + pf->eth_tbl = old_table; + nfp_err(pf->cpp, "Error refreshing port config!\n"); + return; + } + + list_for_each_entry(nn, &pf->ports, port_list) + nn->eth_port = nfp_net_find_port(pf, nn->eth_port->eth_index); + + kfree(old_table); + + schedule_work(&pf->port_refresh_work); +} + /* * PCI device functions */ @@ -467,17 +557,23 @@ int nfp_net_pci_probe(struct nfp_pf *pf) int stride; int err; + INIT_WORK(&pf->port_refresh_work, nfp_net_refresh_netdevs); + mutex_init(&pf->port_lock); + /* Verify that the board has completed initialization */ if (!nfp_is_ready(pf->cpp)) { nfp_err(pf->cpp, "NFP is not ready for NIC operation.\n"); return -EINVAL; } + mutex_lock(&pf->port_lock); pf->num_ports = nfp_net_pf_get_num_ports(pf); ctrl_bar = nfp_net_pf_map_ctrl_bar(pf); - if (!ctrl_bar) - return pf->fw_loaded ? -EINVAL : -EPROBE_DEFER; + if (!ctrl_bar) { + err = pf->fw_loaded ? -EINVAL : -EPROBE_DEFER; + goto err_unlock; + } nfp_net_get_fw_version(&fw_ver, ctrl_bar); if (fw_ver.resv || fw_ver.class != NFP_NET_CFG_VERSION_CLASS_GENERIC) { @@ -551,6 +647,8 @@ int nfp_net_pci_probe(struct nfp_pf *pf) if (err) goto err_clean_ddir; + mutex_unlock(&pf->port_lock); + return 0; err_clean_ddir: @@ -560,6 +658,8 @@ err_unmap_tx: nfp_cpp_area_release_free(pf->tx_area); err_ctrl_unmap: nfp_cpp_area_release_free(pf->ctrl_area); +err_unlock: + mutex_unlock(&pf->port_lock); return err; } @@ -567,20 +667,21 @@ void nfp_net_pci_remove(struct nfp_pf *pf) { struct nfp_net *nn; + mutex_lock(&pf->port_lock); + if (list_empty(&pf->ports)) + goto out; + list_for_each_entry(nn, &pf->ports, port_list) { nfp_net_debugfs_dir_clean(&nn->debugfs_dir); - nfp_net_netdev_clean(nn->netdev); + nfp_net_netdev_clean(nn->dp.netdev); } nfp_net_pf_free_netdevs(pf); - nfp_net_debugfs_dir_clean(&pf->ddir); + nfp_net_pci_remove_finish(pf); +out: + mutex_unlock(&pf->port_lock); - nfp_net_irqs_disable(pf->pdev); - kfree(pf->irq_entries); - - nfp_cpp_area_release_free(pf->rx_area); - nfp_cpp_area_release_free(pf->tx_area); - nfp_cpp_area_release_free(pf->ctrl_area); + cancel_work_sync(&pf->port_refresh_work); } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_offload.c b/drivers/net/ethernet/netronome/nfp/nfp_net_offload.c index 18a851eb3508..b5b6f69d1e0f 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_offload.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_offload.c @@ -58,7 +58,7 @@ void nfp_net_filter_stats_timer(unsigned long data) spin_lock_bh(&nn->rx_filter_lock); - if (nn->ctrl & NFP_NET_CFG_CTRL_BPF) + if (nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF) mod_timer(&nn->rx_filter_stats_timer, jiffies + NFP_NET_STAT_POLL_IVL); @@ -132,7 +132,7 @@ nfp_net_bpf_get_act(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf) return NN_ACT_TC_DROP; if (is_tcf_mirred_egress_redirect(a) && - tcf_mirred_ifindex(a) == nn->netdev->ifindex) + tcf_mirred_ifindex(a) == nn->dp.netdev->ifindex) return NN_ACT_TC_REDIR; } @@ -160,7 +160,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn, act = ret; max_mtu = nn_readb(nn, NFP_NET_CFG_BPF_INL_MTU) * 64 - 32; - if (max_mtu < nn->netdev->mtu) { + if (max_mtu < nn->dp.netdev->mtu) { nn_info(nn, "BPF offload not supported with MTU larger than HW packet split boundary\n"); return -ENOTSUPP; } @@ -168,8 +168,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn, start_off = nn_readw(nn, NFP_NET_CFG_BPF_START); done_off = nn_readw(nn, NFP_NET_CFG_BPF_DONE); - *code = dma_zalloc_coherent(&nn->pdev->dev, code_sz, dma_addr, - GFP_KERNEL); + *code = dma_zalloc_coherent(nn->dp.dev, code_sz, dma_addr, GFP_KERNEL); if (!*code) return -ENOMEM; @@ -181,7 +180,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn, return 0; out: - dma_free_coherent(&nn->pdev->dev, code_sz, *code, *dma_addr); + dma_free_coherent(nn->dp.dev, code_sz, *code, *dma_addr); return ret; } @@ -194,7 +193,7 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags, u64 bpf_addr = dma_addr; int err; - nn->bpf_offload_skip_sw = !!(tc_flags & TCA_CLS_FLAGS_SKIP_SW); + nn->dp.bpf_offload_skip_sw = !!(tc_flags & TCA_CLS_FLAGS_SKIP_SW); if (dense_mode) bpf_addr |= NFP_NET_CFG_BPF_CFG_8CTX; @@ -208,13 +207,13 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags, nn_err(nn, "FW command error while loading BPF: %d\n", err); /* Enable passing packets through BPF function */ - nn->ctrl |= NFP_NET_CFG_CTRL_BPF; - nn_writel(nn, NFP_NET_CFG_CTRL, nn->ctrl); + nn->dp.ctrl |= NFP_NET_CFG_CTRL_BPF; + nn_writel(nn, NFP_NET_CFG_CTRL, nn->dp.ctrl); err = nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_GEN); if (err) nn_err(nn, "FW command error while enabling BPF: %d\n", err); - dma_free_coherent(&nn->pdev->dev, code_sz, code, dma_addr); + dma_free_coherent(nn->dp.dev, code_sz, code, dma_addr); nfp_net_bpf_stats_reset(nn); mod_timer(&nn->rx_filter_stats_timer, jiffies + NFP_NET_STAT_POLL_IVL); @@ -222,16 +221,16 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags, static int nfp_net_bpf_stop(struct nfp_net *nn) { - if (!(nn->ctrl & NFP_NET_CFG_CTRL_BPF)) + if (!(nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF)) return 0; spin_lock_bh(&nn->rx_filter_lock); - nn->ctrl &= ~NFP_NET_CFG_CTRL_BPF; + nn->dp.ctrl &= ~NFP_NET_CFG_CTRL_BPF; spin_unlock_bh(&nn->rx_filter_lock); - nn_writel(nn, NFP_NET_CFG_CTRL, nn->ctrl); + nn_writel(nn, NFP_NET_CFG_CTRL, nn->dp.ctrl); del_timer_sync(&nn->rx_filter_stats_timer); - nn->bpf_offload_skip_sw = 0; + nn->dp.bpf_offload_skip_sw = 0; return nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_GEN); } @@ -255,7 +254,7 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf) * frames which didn't have BPF applied in the hardware should * be fine if software fallback is available, though. */ - if (nn->bpf_offload_skip_sw) + if (nn->dp.bpf_offload_skip_sw) return -EBUSY; err = nfp_net_bpf_offload_prepare(nn, cls_bpf, &res, &code, @@ -270,7 +269,7 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf) return 0; case TC_CLSBPF_ADD: - if (nn->ctrl & NFP_NET_CFG_CTRL_BPF) + if (nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF) return -EBUSY; err = nfp_net_bpf_offload_prepare(nn, cls_bpf, &res, &code, diff --git a/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c b/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c index 39407f7cc586..86e61be6f35c 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c @@ -84,12 +84,12 @@ static void nfp_netvf_get_mac_addr(struct nfp_net *nn) put_unaligned_be16(nn_readw(nn, NFP_NET_CFG_MACADDR + 6), &mac_addr[4]); if (!is_valid_ether_addr(mac_addr)) { - eth_hw_addr_random(nn->netdev); + eth_hw_addr_random(nn->dp.netdev); return; } - ether_addr_copy(nn->netdev->dev_addr, mac_addr); - ether_addr_copy(nn->netdev->perm_addr, mac_addr); + ether_addr_copy(nn->dp.netdev->dev_addr, mac_addr); + ether_addr_copy(nn->dp.netdev->perm_addr, mac_addr); } static int nfp_netvf_pci_probe(struct pci_dev *pdev, @@ -210,8 +210,8 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev, vf->nn = nn; nn->fw_ver = fw_ver; - nn->ctrl_bar = ctrl_bar; - nn->is_vf = 1; + nn->dp.ctrl_bar = ctrl_bar; + nn->dp.is_vf = 1; nn->stride_tx = stride; nn->stride_rx = stride; @@ -268,7 +268,8 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev, num_irqs = nfp_net_irqs_alloc(pdev, vf->irq_entries, NFP_NET_MIN_PORT_IRQS, - NFP_NET_NON_Q_VECTORS + nn->num_r_vecs); + NFP_NET_NON_Q_VECTORS + + nn->dp.num_r_vecs); if (!num_irqs) { nn_warn(nn, "Unable to allocate MSI-X Vectors. Exiting\n"); err = -EIO; @@ -282,7 +283,7 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev, */ nn->me_freq_mhz = 1200; - err = nfp_net_netdev_init(nn->netdev); + err = nfp_net_netdev_init(nn->dp.netdev); if (err) goto err_irqs_disable; @@ -327,7 +328,7 @@ static void nfp_netvf_pci_remove(struct pci_dev *pdev) nfp_net_debugfs_dir_clean(&nn->debugfs_dir); nfp_net_debugfs_dir_clean(&vf->ddir); - nfp_net_netdev_clean(nn->netdev); + nfp_net_netdev_clean(nn->dp.netdev); nfp_net_irqs_disable(pdev); @@ -337,7 +338,7 @@ static void nfp_netvf_pci_remove(struct pci_dev *pdev) } else { iounmap(vf->q_bar); } - iounmap(nn->ctrl_bar); + iounmap(nn->dp.ctrl_bar); nfp_net_netdev_free(nn); diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h index 42cb720b696d..8afef7593f13 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h @@ -48,32 +48,25 @@ const char *nfp_hwinfo_lookup(struct nfp_cpp *cpp, const char *lookup); -/* Implemented in nfp_nsp.c */ +/* Implemented in nfp_nsp.c, low level functions */ struct nfp_nsp; -struct firmware; - -struct nfp_nsp *nfp_nsp_open(struct nfp_cpp *cpp); -void nfp_nsp_close(struct nfp_nsp *state); -u16 nfp_nsp_get_abi_ver_major(struct nfp_nsp *state); -u16 nfp_nsp_get_abi_ver_minor(struct nfp_nsp *state); -int nfp_nsp_wait(struct nfp_nsp *state); -int nfp_nsp_device_soft_reset(struct nfp_nsp *state); -int nfp_nsp_load_fw(struct nfp_nsp *state, const struct firmware *fw); + +struct nfp_cpp *nfp_nsp_cpp(struct nfp_nsp *state); +bool nfp_nsp_config_modified(struct nfp_nsp *state); +void nfp_nsp_config_set_modified(struct nfp_nsp *state, bool modified); +void *nfp_nsp_config_entries(struct nfp_nsp *state); +unsigned int nfp_nsp_config_idx(struct nfp_nsp *state); +void nfp_nsp_config_set_state(struct nfp_nsp *state, void *entries, + unsigned int idx); +void nfp_nsp_config_clear_state(struct nfp_nsp *state); int nfp_nsp_read_eth_table(struct nfp_nsp *state, void *buf, unsigned int size); int nfp_nsp_write_eth_table(struct nfp_nsp *state, const void *buf, unsigned int size); /* Implemented in nfp_resource.c */ -#define NFP_RESOURCE_TBL_TARGET NFP_CPP_TARGET_MU -#define NFP_RESOURCE_TBL_BASE 0x8100000000ULL - -/* NFP Resource Table self-identifier */ -#define NFP_RESOURCE_TBL_NAME "nfp.res" -#define NFP_RESOURCE_TBL_KEY 0x00000000 /* Special key for entry 0 */ - -/* All other keys are CRC32-POSIX of the 8-byte identification string */ +/* All keys are CRC32-POSIX of the 8-byte identification string */ /* ARM/PCI vNIC Interfaces 0..3 */ #define NFP_RESOURCE_VNIC_PCI_0 "vnic.p0" diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c index 15cc3e77cf6a..43dc68e01274 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c @@ -217,7 +217,7 @@ static resource_size_t nfp_bar_resource_start(struct nfp_bar *bar) #define TARGET_WIDTH_64 8 static int -compute_bar(struct nfp6000_pcie *nfp, struct nfp_bar *bar, +compute_bar(const struct nfp6000_pcie *nfp, const struct nfp_bar *bar, u32 *bar_config, u64 *bar_base, int tgt, int act, int tok, u64 offset, size_t size, int width) { @@ -410,35 +410,36 @@ find_matching_bar(struct nfp6000_pcie *nfp, /* Return EAGAIN if no resource is available */ static int -find_unused_bar_noblock(struct nfp6000_pcie *nfp, +find_unused_bar_noblock(const struct nfp6000_pcie *nfp, int tgt, int act, int tok, u64 offset, size_t size, int width) { - int n, invalid = 0; + int n, busy = 0; for (n = 0; n < nfp->bars; n++) { - struct nfp_bar *bar = &nfp->bar[n]; + const struct nfp_bar *bar = &nfp->bar[n]; int err; - if (bar->bitsize == 0) { - invalid++; - continue; - } - - if (atomic_read(&bar->refcnt) != 0) + if (!bar->bitsize) continue; /* Just check to see if we can make it fit... */ err = compute_bar(nfp, bar, NULL, NULL, tgt, act, tok, offset, size, width); + if (err) + continue; - if (err < 0) - invalid++; - else + if (!atomic_read(&bar->refcnt)) return n; + + busy++; } - return (n == invalid) ? -EINVAL : -EAGAIN; + if (WARN(!busy, "No suitable BAR found for request tgt:0x%x act:0x%x tok:0x%x off:0x%llx size:%zd width:%d\n", + tgt, act, tok, offset, size, width)) + return -EINVAL; + + return -EAGAIN; } static int diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c index 40108e66c654..e2abba4c3a3f 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c @@ -65,39 +65,49 @@ struct nfp_cpp_resource { u64 end; }; -struct nfp_cpp_mutex { - struct list_head list; - struct nfp_cpp *cpp; - int target; - u16 usage; - u16 depth; - unsigned long long address; - u32 key; -}; - +/** + * struct nfp_cpp - main nfpcore device structure + * Following fields are read-only after probe() exits or netdevs are spawned. + * @dev: embedded device structure + * @op: low-level implementation ops + * @priv: private data of the low-level implementation + * @model: chip model + * @interface: chip interface id we are using to reach it + * @serial: chip serial number + * @imb_cat_table: CPP Mapping Table + * + * Following fields can be used only in probe() or with rtnl held: + * @hwinfo: HWInfo database fetched from the device + * @rtsym: firmware run time symbols + * + * Following fields use explicit locking: + * @resource_list: NFP CPP resource list + * @resource_lock: protects @resource_list + * + * @area_cache_list: cached areas for cpp/xpb read/write speed up + * @area_cache_mutex: protects @area_cache_list + * + * @waitq: area wait queue + */ struct nfp_cpp { struct device dev; - void *priv; /* Private data of the low-level implementation */ + void *priv; u32 model; u16 interface; u8 serial[NFP_SERIAL_LEN]; const struct nfp_cpp_operations *op; - struct list_head resource_list; /* NFP CPP resource list */ - struct list_head mutex_cache; /* Mutex cache */ + struct list_head resource_list; rwlock_t resource_lock; wait_queue_head_t waitq; - /* NFP6000 CPP Mapping Table */ u32 imb_cat_table[16]; - /* Cached areas for cpp/xpb readl/writel speedups */ - struct mutex area_cache_mutex; /* Lock for the area cache */ + struct mutex area_cache_mutex; struct list_head area_cache_list; - /* Cached information */ void *hwinfo; void *rtsym; }; @@ -187,24 +197,6 @@ void nfp_cpp_free(struct nfp_cpp *cpp) { struct nfp_cpp_area_cache *cache, *ctmp; struct nfp_cpp_resource *res, *rtmp; - struct nfp_cpp_mutex *mutex, *mtmp; - - /* There should be no mutexes in the cache at this point. */ - WARN_ON(!list_empty(&cpp->mutex_cache)); - /* .. but if there are, unlock them and complain. */ - list_for_each_entry_safe(mutex, mtmp, &cpp->mutex_cache, list) { - dev_err(cpp->dev.parent, "Dangling mutex: @%d::0x%llx, %d locks held by %d owners\n", - mutex->target, (unsigned long long)mutex->address, - mutex->depth, mutex->usage); - - /* Forcing an unlock */ - mutex->depth = 1; - nfp_cpp_mutex_unlock(mutex); - - /* Forcing a free */ - mutex->usage = 1; - nfp_cpp_mutex_free(mutex); - } /* Remove all caches */ list_for_each_entry_safe(cache, ctmp, &cpp->area_cache_list, entry) { @@ -419,9 +411,43 @@ nfp_cpp_area_alloc(struct nfp_cpp *cpp, u32 dest, */ void nfp_cpp_area_free(struct nfp_cpp_area *area) { + if (atomic_read(&area->refcount)) + nfp_warn(area->cpp, "Warning: freeing busy area\n"); nfp_cpp_area_put(area); } +static bool nfp_cpp_area_acquire_try(struct nfp_cpp_area *area, int *status) +{ + *status = area->cpp->op->area_acquire(area); + + return *status != -EAGAIN; +} + +static int __nfp_cpp_area_acquire(struct nfp_cpp_area *area) +{ + int err, status; + + if (atomic_inc_return(&area->refcount) > 1) + return 0; + + if (!area->cpp->op->area_acquire) + return 0; + + err = wait_event_interruptible(area->cpp->waitq, + nfp_cpp_area_acquire_try(area, &status)); + if (!err) + err = status; + if (err) { + nfp_warn(area->cpp, "Warning: area wait failed: %d\n", err); + atomic_dec(&area->refcount); + return err; + } + + nfp_cpp_area_get(area); + + return 0; +} + /** * nfp_cpp_area_acquire() - lock down a CPP area for access * @area: CPP area handle @@ -433,27 +459,13 @@ void nfp_cpp_area_free(struct nfp_cpp_area *area) */ int nfp_cpp_area_acquire(struct nfp_cpp_area *area) { - mutex_lock(&area->mutex); - if (atomic_inc_return(&area->refcount) == 1) { - int (*a_a)(struct nfp_cpp_area *); - - a_a = area->cpp->op->area_acquire; - if (a_a) { - int err; + int ret; - wait_event_interruptible(area->cpp->waitq, - (err = a_a(area)) != -EAGAIN); - if (err < 0) { - atomic_dec(&area->refcount); - mutex_unlock(&area->mutex); - return err; - } - } - } + mutex_lock(&area->mutex); + ret = __nfp_cpp_area_acquire(area); mutex_unlock(&area->mutex); - nfp_cpp_area_get(area); - return 0; + return ret; } /** @@ -829,10 +841,7 @@ area_cache_get(struct nfp_cpp *cpp, u32 id, * the need for special case code below when * checking against available cache size. */ - if (length == 0) - return NULL; - - if (list_empty(&cpp->area_cache_list) || id == 0) + if (length == 0 || id == 0) return NULL; /* Remap from cpp_island to cpp_target */ @@ -840,10 +849,15 @@ area_cache_get(struct nfp_cpp *cpp, u32 id, if (err < 0) return NULL; - addr += *offset; - mutex_lock(&cpp->area_cache_mutex); + if (list_empty(&cpp->area_cache_list)) { + mutex_unlock(&cpp->area_cache_mutex); + return NULL; + } + + addr += *offset; + /* See if we have a match */ list_for_each_entry(cache, &cpp->area_cache_list, entry) { if (id == cache->id && @@ -937,12 +951,14 @@ int nfp_cpp_read(struct nfp_cpp *cpp, u32 destination, return -ENOMEM; err = nfp_cpp_area_acquire(area); - if (err) - goto out; + if (err) { + nfp_cpp_area_free(area); + return err; + } } err = nfp_cpp_area_read(area, offset, kernel_vaddr, length); -out: + if (cache) area_cache_put(cpp, cache); else @@ -979,13 +995,14 @@ int nfp_cpp_write(struct nfp_cpp *cpp, u32 destination, return -ENOMEM; err = nfp_cpp_area_acquire(area); - if (err) - goto out; + if (err) { + nfp_cpp_area_free(area); + return err; + } } err = nfp_cpp_area_write(area, offset, kernel_vaddr, length); -out: if (cache) area_cache_put(cpp, cache); else @@ -1127,7 +1144,6 @@ nfp_cpp_from_operations(const struct nfp_cpp_operations *ops, rwlock_init(&cpp->resource_lock); init_waitqueue_head(&cpp->waitq); lockdep_set_class(&cpp->resource_lock, &nfp_cpp_resource_lock_key); - INIT_LIST_HEAD(&cpp->mutex_cache); INIT_LIST_HEAD(&cpp->resource_list); INIT_LIST_HEAD(&cpp->area_cache_list); mutex_init(&cpp->area_cache_mutex); @@ -1425,322 +1441,3 @@ void *nfp_cpp_explicit_priv(struct nfp_cpp_explicit *cpp_explicit) { return &cpp_explicit[1]; } - -/* THIS FUNCTION IS NOT EXPORTED */ -static u32 nfp_mutex_locked(u16 interface) -{ - return (u32)interface << 16 | 0x000f; -} - -static u32 nfp_mutex_unlocked(u16 interface) -{ - return (u32)interface << 16 | 0x0000; -} - -static bool nfp_mutex_is_locked(u32 val) -{ - return (val & 0xffff) == 0x000f; -} - -static bool nfp_mutex_is_unlocked(u32 val) -{ - return (val & 0xffff) == 0000; -} - -/* If you need more than 65536 recursive locks, please rethink your code. */ -#define MUTEX_DEPTH_MAX 0xffff - -static int -nfp_cpp_mutex_validate(u16 interface, int *target, unsigned long long address) -{ - /* Not permitted on invalid interfaces */ - if (NFP_CPP_INTERFACE_TYPE_of(interface) == - NFP_CPP_INTERFACE_TYPE_INVALID) - return -EINVAL; - - /* Address must be 64-bit aligned */ - if (address & 7) - return -EINVAL; - - if (*target != NFP_CPP_TARGET_MU) - return -EINVAL; - - return 0; -} - -/** - * nfp_cpp_mutex_init() - Initialize a mutex location - * @cpp: NFP CPP handle - * @target: NFP CPP target ID (ie NFP_CPP_TARGET_CLS or NFP_CPP_TARGET_MU) - * @address: Offset into the address space of the NFP CPP target ID - * @key: Unique 32-bit value for this mutex - * - * The CPP target:address must point to a 64-bit aligned location, and - * will initialize 64 bits of data at the location. - * - * This creates the initial mutex state, as locked by this - * nfp_cpp_interface(). - * - * This function should only be called when setting up - * the initial lock state upon boot-up of the system. - * - * Return: 0 on success, or -errno on failure - */ -int nfp_cpp_mutex_init(struct nfp_cpp *cpp, - int target, unsigned long long address, u32 key) -{ - const u32 muw = NFP_CPP_ID(target, 4, 0); /* atomic_write */ - u16 interface = nfp_cpp_interface(cpp); - int err; - - err = nfp_cpp_mutex_validate(interface, &target, address); - if (err) - return err; - - err = nfp_cpp_writel(cpp, muw, address + 4, key); - if (err) - return err; - - err = nfp_cpp_writel(cpp, muw, address, nfp_mutex_locked(interface)); - if (err) - return err; - - return 0; -} - -/** - * nfp_cpp_mutex_alloc() - Create a mutex handle - * @cpp: NFP CPP handle - * @target: NFP CPP target ID (ie NFP_CPP_TARGET_CLS or NFP_CPP_TARGET_MU) - * @address: Offset into the address space of the NFP CPP target ID - * @key: 32-bit unique key (must match the key at this location) - * - * The CPP target:address must point to a 64-bit aligned location, and - * reserve 64 bits of data at the location for use by the handle. - * - * Only target/address pairs that point to entities that support the - * MU Atomic Engine's CmpAndSwap32 command are supported. - * - * Return: A non-NULL struct nfp_cpp_mutex * on success, NULL on failure. - */ -struct nfp_cpp_mutex *nfp_cpp_mutex_alloc(struct nfp_cpp *cpp, int target, - unsigned long long address, u32 key) -{ - const u32 mur = NFP_CPP_ID(target, 3, 0); /* atomic_read */ - u16 interface = nfp_cpp_interface(cpp); - struct nfp_cpp_mutex *mutex; - int err; - u32 tmp; - - err = nfp_cpp_mutex_validate(interface, &target, address); - if (err) - return NULL; - - /* Look for mutex on cache list */ - list_for_each_entry(mutex, &cpp->mutex_cache, list) { - if (mutex->target == target && mutex->address == address) { - mutex->usage++; - return mutex; - } - } - - err = nfp_cpp_readl(cpp, mur, address + 4, &tmp); - if (err < 0) - return NULL; - - if (tmp != key) - return NULL; - - mutex = kzalloc(sizeof(*mutex), GFP_KERNEL); - if (!mutex) - return NULL; - - mutex->cpp = cpp; - mutex->target = target; - mutex->address = address; - mutex->key = key; - mutex->depth = 0; - mutex->usage = 1; - - /* Add mutex to cache list */ - list_add(&mutex->list, &cpp->mutex_cache); - - return mutex; -} - -/** - * nfp_cpp_mutex_free() - Free a mutex handle - does not alter the lock state - * @mutex: NFP CPP Mutex handle - */ -void nfp_cpp_mutex_free(struct nfp_cpp_mutex *mutex) -{ - if (--mutex->usage) - return; - - /* Remove mutex from cache */ - list_del(&mutex->list); - kfree(mutex); -} - -/** - * nfp_cpp_mutex_lock() - Lock a mutex handle, using the NFP MU Atomic Engine - * @mutex: NFP CPP Mutex handle - * - * Return: 0 on success, or -errno on failure - */ -int nfp_cpp_mutex_lock(struct nfp_cpp_mutex *mutex) -{ - unsigned long warn_at = jiffies + 15 * HZ; - unsigned int timeout_ms = 1; - int err; - - /* We can't use a waitqueue here, because the unlocker - * might be on a separate CPU. - * - * So just wait for now. - */ - for (;;) { - err = nfp_cpp_mutex_trylock(mutex); - if (err != -EBUSY) - break; - - err = msleep_interruptible(timeout_ms); - if (err != 0) - return -ERESTARTSYS; - - if (time_is_before_eq_jiffies(warn_at)) { - warn_at = jiffies + 60 * HZ; - dev_warn(mutex->cpp->dev.parent, - "Warning: waiting for NFP mutex [usage:%hd depth:%hd target:%d addr:%llx key:%08x]\n", - mutex->usage, mutex->depth, - mutex->target, mutex->address, mutex->key); - } - } - - return err; -} - -/** - * nfp_cpp_mutex_unlock() - Unlock a mutex handle, using the MU Atomic Engine - * @mutex: NFP CPP Mutex handle - * - * Return: 0 on success, or -errno on failure - */ -int nfp_cpp_mutex_unlock(struct nfp_cpp_mutex *mutex) -{ - const u32 muw = NFP_CPP_ID(mutex->target, 4, 0); /* atomic_write */ - const u32 mur = NFP_CPP_ID(mutex->target, 3, 0); /* atomic_read */ - struct nfp_cpp *cpp = mutex->cpp; - u32 key, value; - u16 interface; - int err; - - interface = nfp_cpp_interface(cpp); - - if (mutex->depth > 1) { - mutex->depth--; - return 0; - } - - err = nfp_cpp_readl(mutex->cpp, mur, mutex->address + 4, &key); - if (err < 0) - return err; - - if (key != mutex->key) - return -EPERM; - - err = nfp_cpp_readl(mutex->cpp, mur, mutex->address, &value); - if (err < 0) - return err; - - if (value != nfp_mutex_locked(interface)) - return -EACCES; - - err = nfp_cpp_writel(cpp, muw, mutex->address, - nfp_mutex_unlocked(interface)); - if (err < 0) - return err; - - mutex->depth = 0; - return 0; -} - -/** - * nfp_cpp_mutex_trylock() - Attempt to lock a mutex handle - * @mutex: NFP CPP Mutex handle - * - * Return: 0 if the lock succeeded, -errno on failure - */ -int nfp_cpp_mutex_trylock(struct nfp_cpp_mutex *mutex) -{ - const u32 muw = NFP_CPP_ID(mutex->target, 4, 0); /* atomic_write */ - const u32 mus = NFP_CPP_ID(mutex->target, 5, 3); /* test_set_imm */ - const u32 mur = NFP_CPP_ID(mutex->target, 3, 0); /* atomic_read */ - struct nfp_cpp *cpp = mutex->cpp; - u32 key, value, tmp; - int err; - - if (mutex->depth > 0) { - if (mutex->depth == MUTEX_DEPTH_MAX) - return -E2BIG; - mutex->depth++; - return 0; - } - - /* Verify that the lock marker is not damaged */ - err = nfp_cpp_readl(cpp, mur, mutex->address + 4, &key); - if (err < 0) - return err; - - if (key != mutex->key) - return -EPERM; - - /* Compare against the unlocked state, and if true, - * write the interface id into the top 16 bits, and - * mark as locked. - */ - value = nfp_mutex_locked(nfp_cpp_interface(cpp)); - - /* We use test_set_imm here, as it implies a read - * of the current state, and sets the bits in the - * bytemask of the command to 1s. Since the mutex - * is guaranteed to be 64-bit aligned, the bytemask - * of this 32-bit command is ensured to be 8'b00001111, - * which implies that the lower 4 bits will be set to - * ones regardless of the initial state. - * - * Since this is a 'Readback' operation, with no Pull - * data, we can treat this as a normal Push (read) - * atomic, which returns the original value. - */ - err = nfp_cpp_readl(cpp, mus, mutex->address, &tmp); - if (err < 0) - return err; - - /* Was it unlocked? */ - if (nfp_mutex_is_unlocked(tmp)) { - /* The read value can only be 0x....0000 in the unlocked state. - * If there was another contending for this lock, then - * the lock state would be 0x....000f - */ - - /* Write our owner ID into the lock - * While not strictly necessary, this helps with - * debug and bookkeeping. - */ - err = nfp_cpp_writel(cpp, muw, mutex->address, value); - if (err < 0) - return err; - - mutex->depth = 1; - return 0; - } - - /* Already locked by us? Success! */ - if (tmp == value) { - mutex->depth = 1; - return 0; - } - - return nfp_mutex_is_locked(tmp) ? -EBUSY : -EINVAL; -} diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_mutex.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_mutex.c new file mode 100644 index 000000000000..8a99c189efa8 --- /dev/null +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_mutex.c @@ -0,0 +1,345 @@ +/* + * Copyright (C) 2015-2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/jiffies.h> +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/wait.h> + +#include "nfp_cpp.h" +#include "nfp6000/nfp6000.h" + +struct nfp_cpp_mutex { + struct nfp_cpp *cpp; + int target; + u16 depth; + unsigned long long address; + u32 key; +}; + +static u32 nfp_mutex_locked(u16 interface) +{ + return (u32)interface << 16 | 0x000f; +} + +static u32 nfp_mutex_unlocked(u16 interface) +{ + return (u32)interface << 16 | 0x0000; +} + +static bool nfp_mutex_is_locked(u32 val) +{ + return (val & 0xffff) == 0x000f; +} + +static bool nfp_mutex_is_unlocked(u32 val) +{ + return (val & 0xffff) == 0000; +} + +/* If you need more than 65536 recursive locks, please rethink your code. */ +#define NFP_MUTEX_DEPTH_MAX 0xffff + +static int +nfp_cpp_mutex_validate(u16 interface, int *target, unsigned long long address) +{ + /* Not permitted on invalid interfaces */ + if (NFP_CPP_INTERFACE_TYPE_of(interface) == + NFP_CPP_INTERFACE_TYPE_INVALID) + return -EINVAL; + + /* Address must be 64-bit aligned */ + if (address & 7) + return -EINVAL; + + if (*target != NFP_CPP_TARGET_MU) + return -EINVAL; + + return 0; +} + +/** + * nfp_cpp_mutex_init() - Initialize a mutex location + * @cpp: NFP CPP handle + * @target: NFP CPP target ID (ie NFP_CPP_TARGET_CLS or NFP_CPP_TARGET_MU) + * @address: Offset into the address space of the NFP CPP target ID + * @key: Unique 32-bit value for this mutex + * + * The CPP target:address must point to a 64-bit aligned location, and + * will initialize 64 bits of data at the location. + * + * This creates the initial mutex state, as locked by this + * nfp_cpp_interface(). + * + * This function should only be called when setting up + * the initial lock state upon boot-up of the system. + * + * Return: 0 on success, or -errno on failure + */ +int nfp_cpp_mutex_init(struct nfp_cpp *cpp, + int target, unsigned long long address, u32 key) +{ + const u32 muw = NFP_CPP_ID(target, 4, 0); /* atomic_write */ + u16 interface = nfp_cpp_interface(cpp); + int err; + + err = nfp_cpp_mutex_validate(interface, &target, address); + if (err) + return err; + + err = nfp_cpp_writel(cpp, muw, address + 4, key); + if (err) + return err; + + err = nfp_cpp_writel(cpp, muw, address, nfp_mutex_locked(interface)); + if (err) + return err; + + return 0; +} + +/** + * nfp_cpp_mutex_alloc() - Create a mutex handle + * @cpp: NFP CPP handle + * @target: NFP CPP target ID (ie NFP_CPP_TARGET_CLS or NFP_CPP_TARGET_MU) + * @address: Offset into the address space of the NFP CPP target ID + * @key: 32-bit unique key (must match the key at this location) + * + * The CPP target:address must point to a 64-bit aligned location, and + * reserve 64 bits of data at the location for use by the handle. + * + * Only target/address pairs that point to entities that support the + * MU Atomic Engine's CmpAndSwap32 command are supported. + * + * Return: A non-NULL struct nfp_cpp_mutex * on success, NULL on failure. + */ +struct nfp_cpp_mutex *nfp_cpp_mutex_alloc(struct nfp_cpp *cpp, int target, + unsigned long long address, u32 key) +{ + const u32 mur = NFP_CPP_ID(target, 3, 0); /* atomic_read */ + u16 interface = nfp_cpp_interface(cpp); + struct nfp_cpp_mutex *mutex; + int err; + u32 tmp; + + err = nfp_cpp_mutex_validate(interface, &target, address); + if (err) + return NULL; + + err = nfp_cpp_readl(cpp, mur, address + 4, &tmp); + if (err < 0) + return NULL; + + if (tmp != key) + return NULL; + + mutex = kzalloc(sizeof(*mutex), GFP_KERNEL); + if (!mutex) + return NULL; + + mutex->cpp = cpp; + mutex->target = target; + mutex->address = address; + mutex->key = key; + mutex->depth = 0; + + return mutex; +} + +/** + * nfp_cpp_mutex_free() - Free a mutex handle - does not alter the lock state + * @mutex: NFP CPP Mutex handle + */ +void nfp_cpp_mutex_free(struct nfp_cpp_mutex *mutex) +{ + kfree(mutex); +} + +/** + * nfp_cpp_mutex_lock() - Lock a mutex handle, using the NFP MU Atomic Engine + * @mutex: NFP CPP Mutex handle + * + * Return: 0 on success, or -errno on failure + */ +int nfp_cpp_mutex_lock(struct nfp_cpp_mutex *mutex) +{ + unsigned long warn_at = jiffies + 15 * HZ; + unsigned int timeout_ms = 1; + int err; + + /* We can't use a waitqueue here, because the unlocker + * might be on a separate CPU. + * + * So just wait for now. + */ + for (;;) { + err = nfp_cpp_mutex_trylock(mutex); + if (err != -EBUSY) + break; + + err = msleep_interruptible(timeout_ms); + if (err != 0) + return -ERESTARTSYS; + + if (time_is_before_eq_jiffies(warn_at)) { + warn_at = jiffies + 60 * HZ; + nfp_warn(mutex->cpp, + "Warning: waiting for NFP mutex [depth:%hd target:%d addr:%llx key:%08x]\n", + mutex->depth, + mutex->target, mutex->address, mutex->key); + } + } + + return err; +} + +/** + * nfp_cpp_mutex_unlock() - Unlock a mutex handle, using the MU Atomic Engine + * @mutex: NFP CPP Mutex handle + * + * Return: 0 on success, or -errno on failure + */ +int nfp_cpp_mutex_unlock(struct nfp_cpp_mutex *mutex) +{ + const u32 muw = NFP_CPP_ID(mutex->target, 4, 0); /* atomic_write */ + const u32 mur = NFP_CPP_ID(mutex->target, 3, 0); /* atomic_read */ + struct nfp_cpp *cpp = mutex->cpp; + u32 key, value; + u16 interface; + int err; + + interface = nfp_cpp_interface(cpp); + + if (mutex->depth > 1) { + mutex->depth--; + return 0; + } + + err = nfp_cpp_readl(mutex->cpp, mur, mutex->address + 4, &key); + if (err < 0) + return err; + + if (key != mutex->key) + return -EPERM; + + err = nfp_cpp_readl(mutex->cpp, mur, mutex->address, &value); + if (err < 0) + return err; + + if (value != nfp_mutex_locked(interface)) + return -EACCES; + + err = nfp_cpp_writel(cpp, muw, mutex->address, + nfp_mutex_unlocked(interface)); + if (err < 0) + return err; + + mutex->depth = 0; + return 0; +} + +/** + * nfp_cpp_mutex_trylock() - Attempt to lock a mutex handle + * @mutex: NFP CPP Mutex handle + * + * Return: 0 if the lock succeeded, -errno on failure + */ +int nfp_cpp_mutex_trylock(struct nfp_cpp_mutex *mutex) +{ + const u32 muw = NFP_CPP_ID(mutex->target, 4, 0); /* atomic_write */ + const u32 mus = NFP_CPP_ID(mutex->target, 5, 3); /* test_set_imm */ + const u32 mur = NFP_CPP_ID(mutex->target, 3, 0); /* atomic_read */ + struct nfp_cpp *cpp = mutex->cpp; + u32 key, value, tmp; + int err; + + if (mutex->depth > 0) { + if (mutex->depth == NFP_MUTEX_DEPTH_MAX) + return -E2BIG; + mutex->depth++; + return 0; + } + + /* Verify that the lock marker is not damaged */ + err = nfp_cpp_readl(cpp, mur, mutex->address + 4, &key); + if (err < 0) + return err; + + if (key != mutex->key) + return -EPERM; + + /* Compare against the unlocked state, and if true, + * write the interface id into the top 16 bits, and + * mark as locked. + */ + value = nfp_mutex_locked(nfp_cpp_interface(cpp)); + + /* We use test_set_imm here, as it implies a read + * of the current state, and sets the bits in the + * bytemask of the command to 1s. Since the mutex + * is guaranteed to be 64-bit aligned, the bytemask + * of this 32-bit command is ensured to be 8'b00001111, + * which implies that the lower 4 bits will be set to + * ones regardless of the initial state. + * + * Since this is a 'Readback' operation, with no Pull + * data, we can treat this as a normal Push (read) + * atomic, which returns the original value. + */ + err = nfp_cpp_readl(cpp, mus, mutex->address, &tmp); + if (err < 0) + return err; + + /* Was it unlocked? */ + if (nfp_mutex_is_unlocked(tmp)) { + /* The read value can only be 0x....0000 in the unlocked state. + * If there was another contending for this lock, then + * the lock state would be 0x....000f + */ + + /* Write our owner ID into the lock + * While not strictly necessary, this helps with + * debug and bookkeeping. + */ + err = nfp_cpp_writel(cpp, muw, mutex->address, value); + if (err < 0) + return err; + + mutex->depth = 1; + return 0; + } + + return nfp_mutex_is_locked(tmp) ? -EBUSY : -EINVAL; +} diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c index 34c50987c377..4635f42e15b0 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c @@ -49,6 +49,7 @@ #include "nfp.h" #include "nfp_cpp.h" +#include "nfp_nsp.h" /* Offsets relative to the CSR base */ #define NSP_STATUS 0x00 @@ -96,6 +97,17 @@ enum nfp_nsp_cmd { __MAX_SPCODE, }; +static const struct { + int code; + const char *msg; +} nsp_errors[] = { + { 6010, "could not map to phy for port" }, + { 6011, "not an allowed rate/lanes for port" }, + { 6012, "not an allowed rate/lanes for port" }, + { 6013, "high/low error, change other port first" }, + { 6014, "config not found in flash" }, +}; + struct nfp_nsp { struct nfp_cpp *cpp; struct nfp_resource *res; @@ -103,8 +115,63 @@ struct nfp_nsp { u16 major; u16 minor; } ver; + + /* Eth table config state */ + bool modified; + unsigned int idx; + void *entries; }; +struct nfp_cpp *nfp_nsp_cpp(struct nfp_nsp *state) +{ + return state->cpp; +} + +bool nfp_nsp_config_modified(struct nfp_nsp *state) +{ + return state->modified; +} + +void nfp_nsp_config_set_modified(struct nfp_nsp *state, bool modified) +{ + state->modified = modified; +} + +void *nfp_nsp_config_entries(struct nfp_nsp *state) +{ + return state->entries; +} + +unsigned int nfp_nsp_config_idx(struct nfp_nsp *state) +{ + return state->idx; +} + +void +nfp_nsp_config_set_state(struct nfp_nsp *state, void *entries, unsigned int idx) +{ + state->entries = entries; + state->idx = idx; +} + +void nfp_nsp_config_clear_state(struct nfp_nsp *state) +{ + state->entries = NULL; + state->idx = 0; +} + +static void nfp_nsp_print_extended_error(struct nfp_nsp *state, u32 ret_val) +{ + int i; + + if (!ret_val) + return; + + for (i = 0; i < ARRAY_SIZE(nsp_errors); i++) + if (ret_val == nsp_errors[i].code) + nfp_err(state->cpp, "err msg: %s\n", nsp_errors[i].msg); +} + static int nfp_nsp_check(struct nfp_nsp *state) { struct nfp_cpp *cpp = state->cpp; @@ -209,9 +276,8 @@ nfp_nsp_wait_reg(struct nfp_cpp *cpp, u64 *reg, if ((*reg & mask) == val) return 0; - err = msleep_interruptible(100); - if (err) - return err; + if (msleep_interruptible(25)) + return -ERESTARTSYS; if (time_after(start_time, wait_until)) return -ETIMEDOUT; @@ -228,7 +294,7 @@ nfp_nsp_wait_reg(struct nfp_cpp *cpp, u64 *reg, * * Return: 0 for success with no result * - * 1..255 for NSP completion with a result code + * positive value for NSP completion with a result code * * -EAGAIN if the NSP is not yet present * -ENODEV if the NSP is not a supported model @@ -239,7 +305,7 @@ nfp_nsp_wait_reg(struct nfp_cpp *cpp, u64 *reg, static int nfp_nsp_command(struct nfp_nsp *state, u16 code, u32 option, u32 buff_cpp, u64 buff_addr) { - u64 reg, nsp_base, nsp_buffer, nsp_status, nsp_command; + u64 reg, ret_val, nsp_base, nsp_buffer, nsp_status, nsp_command; struct nfp_cpp *cpp = state->cpp; u32 nsp_cpp; int err; @@ -292,18 +358,20 @@ static int nfp_nsp_command(struct nfp_nsp *state, u16 code, u32 option, return err; } + err = nfp_cpp_readq(cpp, nsp_cpp, nsp_command, &ret_val); + if (err < 0) + return err; + ret_val = FIELD_GET(NSP_COMMAND_OPTION, ret_val); + err = FIELD_GET(NSP_STATUS_RESULT, reg); if (err) { - nfp_warn(cpp, "Result (error) code set: %d command: %d\n", - -err, code); + nfp_warn(cpp, "Result (error) code set: %d (%d) command: %d\n", + -err, (int)ret_val, code); + nfp_nsp_print_extended_error(state, ret_val); return -err; } - err = nfp_cpp_readq(cpp, nsp_cpp, nsp_command, ®); - if (err < 0) - return err; - - return FIELD_GET(NSP_COMMAND_OPTION, reg); + return ret_val; } static int nfp_nsp_command_buf(struct nfp_nsp *nsp, u16 code, u32 option, @@ -380,9 +448,10 @@ int nfp_nsp_wait(struct nfp_nsp *state) if (err != -EAGAIN) break; - err = msleep_interruptible(100); - if (err) + if (msleep_interruptible(25)) { + err = -ERESTARTSYS; break; + } if (time_after(start_time, wait_until)) { err = -ETIMEDOUT; diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h index edf703d319c8..7d34ff145fd7 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.h +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h @@ -31,12 +31,48 @@ * SOFTWARE. */ -#ifndef NSP_NSP_ETH_H -#define NSP_NSP_ETH_H 1 +#ifndef NSP_NSP_H +#define NSP_NSP_H 1 #include <linux/types.h> #include <linux/if_ether.h> +struct firmware; +struct nfp_cpp; +struct nfp_nsp; + +struct nfp_nsp *nfp_nsp_open(struct nfp_cpp *cpp); +void nfp_nsp_close(struct nfp_nsp *state); +u16 nfp_nsp_get_abi_ver_major(struct nfp_nsp *state); +u16 nfp_nsp_get_abi_ver_minor(struct nfp_nsp *state); +int nfp_nsp_wait(struct nfp_nsp *state); +int nfp_nsp_device_soft_reset(struct nfp_nsp *state); +int nfp_nsp_load_fw(struct nfp_nsp *state, const struct firmware *fw); + +enum nfp_eth_interface { + NFP_INTERFACE_NONE = 0, + NFP_INTERFACE_SFP = 1, + NFP_INTERFACE_SFPP = 10, + NFP_INTERFACE_SFP28 = 28, + NFP_INTERFACE_QSFP = 40, + NFP_INTERFACE_CXP = 100, + NFP_INTERFACE_QSFP28 = 112, +}; + +enum nfp_eth_media { + NFP_MEDIA_DAC_PASSIVE = 0, + NFP_MEDIA_DAC_ACTIVE, + NFP_MEDIA_FIBRE, +}; + +enum nfp_eth_aneg { + NFP_ANEG_AUTO = 0, + NFP_ANEG_SEARCH, + NFP_ANEG_25G_CONSORTIUM, + NFP_ANEG_25G_IEEE, + NFP_ANEG_DISABLED, +}; + /** * struct nfp_eth_table - ETH table information * @count: number of table entries @@ -48,11 +84,19 @@ * @base: first channel index (within NBI) * @lanes: number of channels * @speed: interface speed (in Mbps) + * @interface: interface (module) plugged in + * @media: media type of the @interface + * @aneg: auto negotiation mode * @mac_addr: interface MAC address - * @label: interface id string + * @label_port: port id + * @label_subport: id of interface within port (for split ports) * @enabled: is enabled? * @tx_enabled: is TX enabled? * @rx_enabled: is RX enabled? + * @override_changed: is media reconfig pending? + * + * @port_type: one of %PORT_* defines for ethtool + * @is_split: is interface part of a split port */ struct nfp_eth_table { unsigned int count; @@ -64,18 +108,43 @@ struct nfp_eth_table { unsigned int lanes; unsigned int speed; + unsigned int interface; + enum nfp_eth_media media; + + enum nfp_eth_aneg aneg; + u8 mac_addr[ETH_ALEN]; - char label[8]; + + u8 label_port; + u8 label_subport; bool enabled; bool tx_enabled; bool rx_enabled; + + bool override_changed; + + /* Computed fields */ + u8 port_type; + + bool is_split; } ports[0]; }; struct nfp_eth_table *nfp_eth_read_ports(struct nfp_cpp *cpp); struct nfp_eth_table * __nfp_eth_read_ports(struct nfp_cpp *cpp, struct nfp_nsp *nsp); + int nfp_eth_set_mod_enable(struct nfp_cpp *cpp, unsigned int idx, bool enable); +int nfp_eth_set_configured(struct nfp_cpp *cpp, unsigned int idx, + bool configed); + +struct nfp_nsp *nfp_eth_config_start(struct nfp_cpp *cpp, unsigned int idx); +int nfp_eth_config_commit_end(struct nfp_nsp *nsp); +void nfp_eth_config_cleanup_end(struct nfp_nsp *nsp); + +int __nfp_eth_set_aneg(struct nfp_nsp *nsp, enum nfp_eth_aneg mode); +int __nfp_eth_set_speed(struct nfp_nsp *nsp, unsigned int speed); +int __nfp_eth_set_split(struct nfp_nsp *nsp, unsigned int lanes); #endif diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c index 1ece1f8ae4b3..639438d8313a 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp_eth.c @@ -43,13 +43,13 @@ #include <linux/module.h> #include "nfp.h" -#include "nfp_nsp_eth.h" +#include "nfp_nsp.h" #include "nfp6000/nfp6000.h" #define NSP_ETH_NBI_PORT_COUNT 24 #define NSP_ETH_MAX_COUNT (2 * NSP_ETH_NBI_PORT_COUNT) #define NSP_ETH_TABLE_SIZE (NSP_ETH_MAX_COUNT * \ - sizeof(struct eth_table_entry)) + sizeof(union eth_table_entry)) #define NSP_ETH_PORT_LANES GENMASK_ULL(3, 0) #define NSP_ETH_PORT_INDEX GENMASK_ULL(15, 8) @@ -58,14 +58,32 @@ #define NSP_ETH_PORT_LANES_MASK cpu_to_le64(NSP_ETH_PORT_LANES) +#define NSP_ETH_STATE_CONFIGURED BIT_ULL(0) #define NSP_ETH_STATE_ENABLED BIT_ULL(1) #define NSP_ETH_STATE_TX_ENABLED BIT_ULL(2) #define NSP_ETH_STATE_RX_ENABLED BIT_ULL(3) #define NSP_ETH_STATE_RATE GENMASK_ULL(11, 8) +#define NSP_ETH_STATE_INTERFACE GENMASK_ULL(19, 12) +#define NSP_ETH_STATE_MEDIA GENMASK_ULL(21, 20) +#define NSP_ETH_STATE_OVRD_CHNG BIT_ULL(22) +#define NSP_ETH_STATE_ANEG GENMASK_ULL(25, 23) +#define NSP_ETH_CTRL_CONFIGURED BIT_ULL(0) #define NSP_ETH_CTRL_ENABLED BIT_ULL(1) #define NSP_ETH_CTRL_TX_ENABLED BIT_ULL(2) #define NSP_ETH_CTRL_RX_ENABLED BIT_ULL(3) +#define NSP_ETH_CTRL_SET_RATE BIT_ULL(4) +#define NSP_ETH_CTRL_SET_LANES BIT_ULL(5) +#define NSP_ETH_CTRL_SET_ANEG BIT_ULL(6) + +enum nfp_eth_raw { + NSP_ETH_RAW_PORT = 0, + NSP_ETH_RAW_STATE, + NSP_ETH_RAW_MAC, + NSP_ETH_RAW_CONTROL, + + NSP_ETH_NUM_RAW +}; enum nfp_eth_rate { RATE_INVALID = 0, @@ -76,29 +94,49 @@ enum nfp_eth_rate { RATE_25G, }; -struct eth_table_entry { - __le64 port; - __le64 state; - u8 mac_addr[6]; - u8 resv[2]; - __le64 control; +union eth_table_entry { + struct { + __le64 port; + __le64 state; + u8 mac_addr[6]; + u8 resv[2]; + __le64 control; + }; + __le64 raw[NSP_ETH_NUM_RAW]; +}; + +static const struct { + enum nfp_eth_rate rate; + unsigned int speed; +} nsp_eth_rate_tbl[] = { + { RATE_INVALID, 0, }, + { RATE_10M, SPEED_10, }, + { RATE_100M, SPEED_100, }, + { RATE_1G, SPEED_1000, }, + { RATE_10G, SPEED_10000, }, + { RATE_25G, SPEED_25000, }, }; -static unsigned int nfp_eth_rate(enum nfp_eth_rate rate) +static unsigned int nfp_eth_rate2speed(enum nfp_eth_rate rate) { - unsigned int rate_xlate[] = { - [RATE_INVALID] = 0, - [RATE_10M] = SPEED_10, - [RATE_100M] = SPEED_100, - [RATE_1G] = SPEED_1000, - [RATE_10G] = SPEED_10000, - [RATE_25G] = SPEED_25000, - }; + int i; - if (rate >= ARRAY_SIZE(rate_xlate)) - return 0; + for (i = 0; i < ARRAY_SIZE(nsp_eth_rate_tbl); i++) + if (nsp_eth_rate_tbl[i].rate == rate) + return nsp_eth_rate_tbl[i].speed; + + return 0; +} + +static unsigned int nfp_eth_speed2rate(unsigned int speed) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(nsp_eth_rate_tbl); i++) + if (nsp_eth_rate_tbl[i].speed == speed) + return nsp_eth_rate_tbl[i].rate; - return rate_xlate[rate]; + return RATE_INVALID; } static void nfp_eth_copy_mac_reverse(u8 *dst, const u8 *src) @@ -110,8 +148,8 @@ static void nfp_eth_copy_mac_reverse(u8 *dst, const u8 *src) } static void -nfp_eth_port_translate(const struct eth_table_entry *src, unsigned int index, - struct nfp_eth_table_port *dst) +nfp_eth_port_translate(struct nfp_nsp *nsp, const union eth_table_entry *src, + unsigned int index, struct nfp_eth_table_port *dst) { unsigned int rate; u64 port, state; @@ -129,14 +167,60 @@ nfp_eth_port_translate(const struct eth_table_entry *src, unsigned int index, dst->tx_enabled = FIELD_GET(NSP_ETH_STATE_TX_ENABLED, state); dst->rx_enabled = FIELD_GET(NSP_ETH_STATE_RX_ENABLED, state); - rate = nfp_eth_rate(FIELD_GET(NSP_ETH_STATE_RATE, state)); + rate = nfp_eth_rate2speed(FIELD_GET(NSP_ETH_STATE_RATE, state)); dst->speed = dst->lanes * rate; + dst->interface = FIELD_GET(NSP_ETH_STATE_INTERFACE, state); + dst->media = FIELD_GET(NSP_ETH_STATE_MEDIA, state); + nfp_eth_copy_mac_reverse(dst->mac_addr, src->mac_addr); - snprintf(dst->label, sizeof(dst->label) - 1, "%llu.%llu", - FIELD_GET(NSP_ETH_PORT_PHYLABEL, port), - FIELD_GET(NSP_ETH_PORT_LABEL, port)); + dst->label_port = FIELD_GET(NSP_ETH_PORT_PHYLABEL, port); + dst->label_subport = FIELD_GET(NSP_ETH_PORT_LABEL, port); + + if (nfp_nsp_get_abi_ver_minor(nsp) < 17) + return; + + dst->override_changed = FIELD_GET(NSP_ETH_STATE_OVRD_CHNG, state); + dst->aneg = FIELD_GET(NSP_ETH_STATE_ANEG, state); +} + +static void +nfp_eth_mark_split_ports(struct nfp_cpp *cpp, struct nfp_eth_table *table) +{ + unsigned int i, j; + + for (i = 0; i < table->count; i++) + for (j = 0; j < table->count; j++) { + if (i == j) + continue; + if (table->ports[i].label_port != + table->ports[j].label_port) + continue; + if (table->ports[i].label_subport == + table->ports[j].label_subport) + nfp_warn(cpp, + "Port %d subport %d is a duplicate\n", + table->ports[i].label_port, + table->ports[i].label_subport); + + table->ports[i].is_split = true; + break; + } +} + +static void +nfp_eth_calc_port_type(struct nfp_cpp *cpp, struct nfp_eth_table_port *entry) +{ + if (entry->interface == NFP_INTERFACE_NONE) { + entry->port_type = PORT_NONE; + return; + } + + if (entry->media == NFP_MEDIA_FIBRE) + entry->port_type = PORT_FIBRE; + else + entry->port_type = PORT_DA; } /** @@ -166,10 +250,9 @@ struct nfp_eth_table *nfp_eth_read_ports(struct nfp_cpp *cpp) struct nfp_eth_table * __nfp_eth_read_ports(struct nfp_cpp *cpp, struct nfp_nsp *nsp) { - struct eth_table_entry *entries; + union eth_table_entry *entries; struct nfp_eth_table *table; - unsigned int cnt; - int i, j, ret; + int i, j, ret, cnt = 0; entries = kzalloc(NSP_ETH_TABLE_SIZE, GFP_KERNEL); if (!entries) @@ -178,93 +261,288 @@ __nfp_eth_read_ports(struct nfp_cpp *cpp, struct nfp_nsp *nsp) ret = nfp_nsp_read_eth_table(nsp, entries, NSP_ETH_TABLE_SIZE); if (ret < 0) { nfp_err(cpp, "reading port table failed %d\n", ret); - kfree(entries); - return NULL; + goto err; } - /* Some versions of flash will give us 0 instead of port count */ - cnt = ret; - if (!cnt) { - for (i = 0; i < NSP_ETH_MAX_COUNT; i++) - if (entries[i].port & NSP_ETH_PORT_LANES_MASK) - cnt++; + for (i = 0; i < NSP_ETH_MAX_COUNT; i++) + if (entries[i].port & NSP_ETH_PORT_LANES_MASK) + cnt++; + + /* Some versions of flash will give us 0 instead of port count. + * For those that give a port count, verify it against the value + * calculated above. + */ + if (ret && ret != cnt) { + nfp_err(cpp, "table entry count reported (%d) does not match entries present (%d)\n", + ret, cnt); + goto err; } table = kzalloc(sizeof(*table) + sizeof(struct nfp_eth_table_port) * cnt, GFP_KERNEL); - if (!table) { - kfree(entries); - return NULL; - } + if (!table) + goto err; table->count = cnt; for (i = 0, j = 0; i < NSP_ETH_MAX_COUNT; i++) if (entries[i].port & NSP_ETH_PORT_LANES_MASK) - nfp_eth_port_translate(&entries[i], i, + nfp_eth_port_translate(nsp, &entries[i], i, &table->ports[j++]); + nfp_eth_mark_split_ports(cpp, table); + for (i = 0; i < table->count; i++) + nfp_eth_calc_port_type(cpp, &table->ports[i]); + kfree(entries); return table; + +err: + kfree(entries); + return NULL; } -/** - * nfp_eth_set_mod_enable() - set PHY module enable control bit - * @cpp: NFP CPP handle - * @idx: NFP chip-wide port index - * @enable: Desired state - * - * Enable or disable PHY module (this usually means setting the TX lanes - * disable bits). - * - * Return: 0 or -ERRNO. - */ -int nfp_eth_set_mod_enable(struct nfp_cpp *cpp, unsigned int idx, bool enable) +struct nfp_nsp *nfp_eth_config_start(struct nfp_cpp *cpp, unsigned int idx) { - struct eth_table_entry *entries; + union eth_table_entry *entries; struct nfp_nsp *nsp; - u64 reg; int ret; entries = kzalloc(NSP_ETH_TABLE_SIZE, GFP_KERNEL); if (!entries) - return -ENOMEM; + return ERR_PTR(-ENOMEM); nsp = nfp_nsp_open(cpp); if (IS_ERR(nsp)) { kfree(entries); - return PTR_ERR(nsp); + return nsp; } ret = nfp_nsp_read_eth_table(nsp, entries, NSP_ETH_TABLE_SIZE); if (ret < 0) { nfp_err(cpp, "reading port table failed %d\n", ret); - goto exit_close_nsp; + goto err; } if (!(entries[idx].port & NSP_ETH_PORT_LANES_MASK)) { nfp_warn(cpp, "trying to set port state on disabled port %d\n", idx); - ret = -EINVAL; - goto exit_close_nsp; + goto err; + } + + nfp_nsp_config_set_state(nsp, entries, idx); + return nsp; + +err: + nfp_nsp_close(nsp); + kfree(entries); + return ERR_PTR(-EIO); +} + +void nfp_eth_config_cleanup_end(struct nfp_nsp *nsp) +{ + union eth_table_entry *entries = nfp_nsp_config_entries(nsp); + + nfp_nsp_config_set_modified(nsp, false); + nfp_nsp_config_clear_state(nsp); + nfp_nsp_close(nsp); + kfree(entries); +} + +/** + * nfp_eth_config_commit_end() - perform recorded configuration changes + * @nsp: NFP NSP handle returned from nfp_eth_config_start() + * + * Perform the configuration which was requested with __nfp_eth_set_*() + * helpers and recorded in @nsp state. If device was already configured + * as requested or no __nfp_eth_set_*() operations were made no NSP command + * will be performed. + * + * Return: + * 0 - configuration successful; + * 1 - no changes were needed; + * -ERRNO - configuration failed. + */ +int nfp_eth_config_commit_end(struct nfp_nsp *nsp) +{ + union eth_table_entry *entries = nfp_nsp_config_entries(nsp); + int ret = 1; + + if (nfp_nsp_config_modified(nsp)) { + ret = nfp_nsp_write_eth_table(nsp, entries, NSP_ETH_TABLE_SIZE); + ret = ret < 0 ? ret : 0; + } + + nfp_eth_config_cleanup_end(nsp); + + return ret; +} + +/** + * nfp_eth_set_mod_enable() - set PHY module enable control bit + * @cpp: NFP CPP handle + * @idx: NFP chip-wide port index + * @enable: Desired state + * + * Enable or disable PHY module (this usually means setting the TX lanes + * disable bits). + * + * Return: 0 or -ERRNO. + */ +int nfp_eth_set_mod_enable(struct nfp_cpp *cpp, unsigned int idx, bool enable) +{ + union eth_table_entry *entries; + struct nfp_nsp *nsp; + u64 reg; + + nsp = nfp_eth_config_start(cpp, idx); + if (IS_ERR(nsp)) + return PTR_ERR(nsp); + + entries = nfp_nsp_config_entries(nsp); + + /* Check if we are already in requested state */ + reg = le64_to_cpu(entries[idx].state); + if (enable != FIELD_GET(NSP_ETH_CTRL_ENABLED, reg)) { + reg = le64_to_cpu(entries[idx].control); + reg &= ~NSP_ETH_CTRL_ENABLED; + reg |= FIELD_PREP(NSP_ETH_CTRL_ENABLED, enable); + entries[idx].control = cpu_to_le64(reg); + + nfp_nsp_config_set_modified(nsp, true); } + return nfp_eth_config_commit_end(nsp); +} + +/** + * nfp_eth_set_configured() - set PHY module configured control bit + * @cpp: NFP CPP handle + * @idx: NFP chip-wide port index + * @configed: Desired state + * + * Set the ifup/ifdown state on the PHY. + * + * Return: 0 or -ERRNO. + */ +int nfp_eth_set_configured(struct nfp_cpp *cpp, unsigned int idx, bool configed) +{ + union eth_table_entry *entries; + struct nfp_nsp *nsp; + u64 reg; + + nsp = nfp_eth_config_start(cpp, idx); + if (IS_ERR(nsp)) + return PTR_ERR(nsp); + + entries = nfp_nsp_config_entries(nsp); + /* Check if we are already in requested state */ reg = le64_to_cpu(entries[idx].state); - if (enable == FIELD_GET(NSP_ETH_CTRL_ENABLED, reg)) { - ret = 0; - goto exit_close_nsp; + if (configed != FIELD_GET(NSP_ETH_STATE_CONFIGURED, reg)) { + reg = le64_to_cpu(entries[idx].control); + reg &= ~NSP_ETH_CTRL_CONFIGURED; + reg |= FIELD_PREP(NSP_ETH_CTRL_CONFIGURED, configed); + entries[idx].control = cpu_to_le64(reg); + + nfp_nsp_config_set_modified(nsp, true); } - reg = le64_to_cpu(entries[idx].control); - reg &= ~NSP_ETH_CTRL_ENABLED; - reg |= FIELD_PREP(NSP_ETH_CTRL_ENABLED, enable); - entries[idx].control = cpu_to_le64(reg); + return nfp_eth_config_commit_end(nsp); +} - ret = nfp_nsp_write_eth_table(nsp, entries, NSP_ETH_TABLE_SIZE); -exit_close_nsp: - nfp_nsp_close(nsp); - kfree(entries); +/* Force inline, FIELD_* macroes require masks to be compilation-time known */ +static __always_inline int +nfp_eth_set_bit_config(struct nfp_nsp *nsp, unsigned int raw_idx, + const u64 mask, unsigned int val, const u64 ctrl_bit) +{ + union eth_table_entry *entries = nfp_nsp_config_entries(nsp); + unsigned int idx = nfp_nsp_config_idx(nsp); + u64 reg; + + /* Note: set features were added in ABI 0.14 but the error + * codes were initially not populated correctly. + */ + if (nfp_nsp_get_abi_ver_minor(nsp) < 17) { + nfp_err(nfp_nsp_cpp(nsp), + "set operations not supported, please update flash\n"); + return -EOPNOTSUPP; + } + + /* Check if we are already in requested state */ + reg = le64_to_cpu(entries[idx].raw[raw_idx]); + if (val == FIELD_GET(mask, reg)) + return 0; - return ret < 0 ? ret : 0; + reg &= ~mask; + reg |= FIELD_PREP(mask, val); + entries[idx].raw[raw_idx] = cpu_to_le64(reg); + + entries[idx].control |= cpu_to_le64(ctrl_bit); + + nfp_nsp_config_set_modified(nsp, true); + + return 0; +} + +/** + * __nfp_eth_set_aneg() - set PHY autonegotiation control bit + * @nsp: NFP NSP handle returned from nfp_eth_config_start() + * @mode: Desired autonegotiation mode + * + * Allow/disallow PHY module to advertise/perform autonegotiation. + * Will write to hwinfo overrides in the flash (persistent config). + * + * Return: 0 or -ERRNO. + */ +int __nfp_eth_set_aneg(struct nfp_nsp *nsp, enum nfp_eth_aneg mode) +{ + return nfp_eth_set_bit_config(nsp, NSP_ETH_RAW_STATE, + NSP_ETH_STATE_ANEG, mode, + NSP_ETH_CTRL_SET_ANEG); +} + +/** + * __nfp_eth_set_speed() - set interface speed/rate + * @nsp: NFP NSP handle returned from nfp_eth_config_start() + * @speed: Desired speed (per lane) + * + * Set lane speed. Provided @speed value should be subport speed divided + * by number of lanes this subport is spanning (i.e. 10000 for 40G, 25000 for + * 50G, etc.) + * Will write to hwinfo overrides in the flash (persistent config). + * + * Return: 0 or -ERRNO. + */ +int __nfp_eth_set_speed(struct nfp_nsp *nsp, unsigned int speed) +{ + enum nfp_eth_rate rate; + + rate = nfp_eth_speed2rate(speed); + if (rate == RATE_INVALID) { + nfp_warn(nfp_nsp_cpp(nsp), + "could not find matching lane rate for speed %u\n", + speed); + return -EINVAL; + } + + return nfp_eth_set_bit_config(nsp, NSP_ETH_RAW_STATE, + NSP_ETH_STATE_RATE, rate, + NSP_ETH_CTRL_SET_RATE); +} + +/** + * __nfp_eth_set_split() - set interface lane split + * @nsp: NFP NSP handle returned from nfp_eth_config_start() + * @lanes: Desired lanes per port + * + * Set number of lanes in the port. + * Will write to hwinfo overrides in the flash (persistent config). + * + * Return: 0 or -ERRNO. + */ +int __nfp_eth_set_split(struct nfp_nsp *nsp, unsigned int lanes) +{ + return nfp_eth_set_bit_config(nsp, NSP_ETH_RAW_PORT, NSP_ETH_PORT_LANES, + lanes, NSP_ETH_CTRL_SET_LANES); } diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c index a2850344f8b4..2d15a7c9d0de 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c @@ -45,6 +45,13 @@ #include "nfp_cpp.h" #include "nfp6000/nfp6000.h" +#define NFP_RESOURCE_TBL_TARGET NFP_CPP_TARGET_MU +#define NFP_RESOURCE_TBL_BASE 0x8100000000ULL + +/* NFP Resource Table self-identifier */ +#define NFP_RESOURCE_TBL_NAME "nfp.res" +#define NFP_RESOURCE_TBL_KEY 0x00000000 /* Special key for entry 0 */ + #define NFP_RESOURCE_ENTRY_NAME_SZ 8 /** @@ -100,9 +107,11 @@ static int nfp_cpp_resource_find(struct nfp_cpp *cpp, struct nfp_resource *res) strncpy(name_pad, res->name, sizeof(name_pad)); /* Search for a matching entry */ - key = NFP_RESOURCE_TBL_KEY; - if (memcmp(name_pad, NFP_RESOURCE_TBL_NAME "\0\0\0\0\0\0\0\0", 8)) - key = crc32_posix(name_pad, sizeof(name_pad)); + if (!memcmp(name_pad, NFP_RESOURCE_TBL_NAME "\0\0\0\0\0\0\0\0", 8)) { + nfp_err(cpp, "Grabbing device lock not supported\n"); + return -EOPNOTSUPP; + } + key = crc32_posix(name_pad, sizeof(name_pad)); for (i = 0; i < NFP_RESOURCE_TBL_ENTRIES; i++) { u64 addr = NFP_RESOURCE_TBL_BASE + diff --git a/drivers/net/ethernet/nuvoton/w90p910_ether.c b/drivers/net/ethernet/nuvoton/w90p910_ether.c index 9709c8ca0774..159564d8dcdb 100644 --- a/drivers/net/ethernet/nuvoton/w90p910_ether.c +++ b/drivers/net/ethernet/nuvoton/w90p910_ether.c @@ -152,7 +152,6 @@ struct w90p910_ether { struct tran_pdesc *tdesc; dma_addr_t rdesc_phys; dma_addr_t tdesc_phys; - struct net_device_stats stats; struct platform_device *pdev; struct resource *res; struct sk_buff *skb; @@ -584,15 +583,6 @@ static int w90p910_ether_close(struct net_device *dev) return 0; } -static struct net_device_stats *w90p910_ether_stats(struct net_device *dev) -{ - struct w90p910_ether *ether; - - ether = netdev_priv(dev); - - return ðer->stats; -} - static int w90p910_send_frame(struct net_device *dev, unsigned char *data, int length) { @@ -671,10 +661,10 @@ static irqreturn_t w90p910_tx_interrupt(int irq, void *dev_id) ether->finish_tx = 0; if (txbd->sl & TXDS_TXCP) { - ether->stats.tx_packets++; - ether->stats.tx_bytes += txbd->sl & 0xFFFF; + dev->stats.tx_packets++; + dev->stats.tx_bytes += txbd->sl & 0xFFFF; } else { - ether->stats.tx_errors++; + dev->stats.tx_errors++; } txbd->sl = 0x0; @@ -730,7 +720,7 @@ static void netdev_rx(struct net_device *dev) data = ether->rdesc->recv_buf[ether->cur_rx]; skb = netdev_alloc_skb(dev, length + 2); if (!skb) { - ether->stats.rx_dropped++; + dev->stats.rx_dropped++; return; } @@ -738,24 +728,24 @@ static void netdev_rx(struct net_device *dev) skb_put(skb, length); skb_copy_to_linear_data(skb, data, length); skb->protocol = eth_type_trans(skb, dev); - ether->stats.rx_packets++; - ether->stats.rx_bytes += length; + dev->stats.rx_packets++; + dev->stats.rx_bytes += length; netif_rx(skb); } else { - ether->stats.rx_errors++; + dev->stats.rx_errors++; if (status & RXDS_RP) { dev_err(&pdev->dev, "rx runt err\n"); - ether->stats.rx_length_errors++; + dev->stats.rx_length_errors++; } else if (status & RXDS_CRCE) { dev_err(&pdev->dev, "rx crc err\n"); - ether->stats.rx_crc_errors++; + dev->stats.rx_crc_errors++; } else if (status & RXDS_ALIE) { dev_err(&pdev->dev, "rx alignment err\n"); - ether->stats.rx_frame_errors++; + dev->stats.rx_frame_errors++; } else if (status & RXDS_PTLE) { dev_err(&pdev->dev, "rx longer err\n"); - ether->stats.rx_over_errors++; + dev->stats.rx_over_errors++; } } @@ -912,7 +902,6 @@ static const struct net_device_ops w90p910_ether_netdev_ops = { .ndo_open = w90p910_ether_open, .ndo_stop = w90p910_ether_close, .ndo_start_xmit = w90p910_ether_start_xmit, - .ndo_get_stats = w90p910_ether_stats, .ndo_set_rx_mode = w90p910_ether_set_multicast_list, .ndo_set_mac_address = w90p910_set_mac_address, .ndo_do_ioctl = w90p910_ether_ioctl, diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c index 7b43a3b4abdc..3dd973475125 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c @@ -1375,13 +1375,8 @@ netxen_receive_peg_ready(struct netxen_adapter *adapter) } while (--retries); - if (!retries) { - printk(KERN_ERR "Receive Peg initialization not " - "complete, state: 0x%x.\n", val); - return -EIO; - } - - return 0; + pr_err("Receive Peg initialization not complete, state: 0x%x.\n", val); + return -EIO; } int netxen_init_firmware(struct netxen_adapter *adapter) diff --git a/drivers/net/ethernet/qlogic/qed/qed.h b/drivers/net/ethernet/qlogic/qed/qed.h index 00c17fa6545b..4896ee0cc458 100644 --- a/drivers/net/ethernet/qlogic/qed/qed.h +++ b/drivers/net/ethernet/qlogic/qed/qed.h @@ -51,7 +51,19 @@ #include "qed_hsi.h" extern const struct qed_common_ops qed_common_ops_pass; -#define DRV_MODULE_VERSION "8.10.10.20" + +#define QED_MAJOR_VERSION 8 +#define QED_MINOR_VERSION 10 +#define QED_REVISION_VERSION 10 +#define QED_ENGINEERING_VERSION 21 + +#define QED_VERSION \ + ((QED_MAJOR_VERSION << 24) | (QED_MINOR_VERSION << 16) | \ + (QED_REVISION_VERSION << 8) | QED_ENGINEERING_VERSION) + +#define STORM_FW_VERSION \ + ((FW_MAJOR_VERSION << 24) | (FW_MINOR_VERSION << 16) | \ + (FW_REVISION_VERSION << 8) | FW_ENGINEERING_VERSION) #define MAX_HWFNS_PER_DEVICE (4) #define NAME_SIZE 16 @@ -59,8 +71,6 @@ extern const struct qed_common_ops qed_common_ops_pass; #define QED_WFQ_UNIT 100 -#define ISCSI_BDQ_ID(_port_id) (_port_id) -#define FCOE_BDQ_ID(_port_id) ((_port_id) + 2) #define QED_WID_SIZE (1024) #define QED_PF_DEMS_SIZE (4) @@ -76,6 +86,15 @@ union qed_mcp_protocol_stats; enum qed_mcp_protocol_type; /* helpers */ +#define QED_MFW_GET_FIELD(name, field) \ + (((name) & (field ## _MASK)) >> (field ## _SHIFT)) + +#define QED_MFW_SET_FIELD(name, field, value) \ + do { \ + (name) &= ~((field ## _MASK) << (field ## _SHIFT)); \ + (name) |= (((value) << (field ## _SHIFT)) & (field ## _MASK));\ + } while (0) + static inline u32 qed_db_addr(u32 cid, u32 DEMS) { u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | @@ -198,6 +217,7 @@ enum qed_resources { QED_LL2_QUEUE, QED_CMDQS_CQS, QED_RDMA_STATS_QUEUE, + QED_BDQ, QED_MAX_RESC, }; @@ -205,8 +225,9 @@ enum QED_FEATURE { QED_PF_L2_QUE, QED_VF, QED_RDMA_CNQ, - QED_VF_L2_QUE, + QED_ISCSI_CQ, QED_FCOE_CQ, + QED_VF_L2_QUE, QED_MAX_FEATURES, }; @@ -219,7 +240,9 @@ enum QED_PORT_MODE { QED_PORT_MODE_DE_4X20G, QED_PORT_MODE_DE_1X40G, QED_PORT_MODE_DE_2X25G, - QED_PORT_MODE_DE_1X25G + QED_PORT_MODE_DE_1X25G, + QED_PORT_MODE_DE_4X25G, + QED_PORT_MODE_DE_2X10G, }; enum qed_dev_cap { @@ -249,9 +272,14 @@ struct qed_hw_info { RESC_NUM(_p_hwfn, resc)) #define FEAT_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.feat_num[resc]) - u8 num_tc; + /* Amount of traffic classes HW supports */ + u8 num_hw_tc; + + /* Amount of TCs which should be active according to DCBx or upper + * layer driver configuration. + */ + u8 num_active_tc; u8 offload_tc; - u8 non_offload_tc; u32 concrete_fid; u16 opaque_fid; @@ -314,15 +342,19 @@ struct qed_qm_info { struct init_qm_port_params *qm_port_params; u16 start_pq; u8 start_vport; - u8 pure_lb_pq; - u8 offload_pq; - u8 pure_ack_pq; - u8 ooo_pq; - u8 vf_queues_offset; + u16 pure_lb_pq; + u16 offload_pq; + u16 low_latency_pq; + u16 pure_ack_pq; + u16 ooo_pq; + u16 first_vf_pq; + u16 first_mcos_pq; + u16 first_rl_pq; u16 num_pqs; u16 num_vf_pqs; u8 num_vports; u8 max_phys_tcs_per_port; + u8 ooo_tc; bool pf_rl_en; bool pf_wfq_en; bool vport_rl_en; @@ -353,6 +385,12 @@ struct qed_fw_data { u32 init_ops_size; }; +#define DRV_MODULE_VERSION \ + __stringify(QED_MAJOR_VERSION) "." \ + __stringify(QED_MINOR_VERSION) "." \ + __stringify(QED_REVISION_VERSION) "." \ + __stringify(QED_ENGINEERING_VERSION) + struct qed_simd_fp_handler { void *token; void (*func)(void *); @@ -364,7 +402,8 @@ struct qed_hwfn { #define IS_LEAD_HWFN(edev) (!((edev)->my_id)) u8 rel_pf_id; /* Relative to engine*/ u8 abs_pf_id; -#define QED_PATH_ID(_p_hwfn) ((_p_hwfn)->abs_pf_id & 1) +#define QED_PATH_ID(_p_hwfn) \ + (QED_IS_K2((_p_hwfn)->cdev) ? 0 : ((_p_hwfn)->abs_pf_id & 1)) u8 port_id; bool b_active; @@ -523,9 +562,7 @@ struct qed_dev { u8 dp_level; char name[NAME_SIZE]; - u8 type; -#define QED_DEV_TYPE_BB (0 << 0) -#define QED_DEV_TYPE_AH BIT(0) + enum qed_dev_type type; /* Translate type/revision combo into the proper conditions */ #define QED_IS_BB(dev) ((dev)->type == QED_DEV_TYPE_BB) #define QED_IS_BB_A0(dev) (QED_IS_BB(dev) && \ @@ -540,6 +577,9 @@ struct qed_dev { u16 vendor_id; u16 device_id; +#define QED_DEV_ID_MASK 0xff00 +#define QED_DEV_ID_MASK_BB 0x1600 +#define QED_DEV_ID_MASK_AH 0x8000 u16 chip_num; #define CHIP_NUM_MASK 0xffff @@ -654,10 +694,16 @@ struct qed_dev { u32 rdma_max_srq_sge; }; -#define NUM_OF_VFS(dev) MAX_NUM_VFS_BB -#define NUM_OF_L2_QUEUES(dev) MAX_NUM_L2_QUEUES_BB -#define NUM_OF_SBS(dev) MAX_SB_PER_PATH_BB -#define NUM_OF_ENG_PFS(dev) MAX_NUM_PFS_BB +#define NUM_OF_VFS(dev) (QED_IS_BB(dev) ? MAX_NUM_VFS_BB \ + : MAX_NUM_VFS_K2) +#define NUM_OF_L2_QUEUES(dev) (QED_IS_BB(dev) ? MAX_NUM_L2_QUEUES_BB \ + : MAX_NUM_L2_QUEUES_K2) +#define NUM_OF_PORTS(dev) (QED_IS_BB(dev) ? MAX_NUM_PORTS_BB \ + : MAX_NUM_PORTS_K2) +#define NUM_OF_SBS(dev) (QED_IS_BB(dev) ? MAX_SB_PER_PATH_BB \ + : MAX_SB_PER_PATH_K2) +#define NUM_OF_ENG_PFS(dev) (QED_IS_BB(dev) ? MAX_NUM_PFS_BB \ + : MAX_NUM_PFS_K2) /** * @brief qed_concrete_to_sw_fid - get the sw function id from @@ -693,6 +739,25 @@ void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev, u32 min_pf_rate); void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +int qed_device_num_engines(struct qed_dev *cdev); + +#define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) + +/* Flags for indication of required queues */ +#define PQ_FLAGS_RLS (BIT(0)) +#define PQ_FLAGS_MCOS (BIT(1)) +#define PQ_FLAGS_LB (BIT(2)) +#define PQ_FLAGS_OOO (BIT(3)) +#define PQ_FLAGS_ACK (BIT(4)) +#define PQ_FLAGS_OFLD (BIT(5)) +#define PQ_FLAGS_VFS (BIT(6)) +#define PQ_FLAGS_LLT (BIT(7)) + +/* physical queue index for cm context intialization */ +u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags); +u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc); +u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf); + #define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) /* Other Linux specific common definitions */ @@ -721,5 +786,6 @@ void qed_get_protocol_stats(struct qed_dev *cdev, enum qed_mcp_protocol_type type, union qed_mcp_protocol_stats *stats); int qed_slowpath_irq_req(struct qed_hwfn *hwfn); +void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn); #endif /* _QED_H */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index 7e3a6fed3da6..15ef6ebed6bb 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -71,8 +71,7 @@ #define TM_ALIGN BIT(TM_SHIFT) #define TM_ELEM_SIZE 4 -/* For RoCE we configure to 64K to cover for RoCE max tasks 256K purpose. */ -#define ILT_DEFAULT_HW_P_SIZE (IS_ENABLED(CONFIG_QED_RDMA) ? 4 : 3) +#define ILT_DEFAULT_HW_P_SIZE 4 #define ILT_PAGE_IN_BYTES(hw_p_size) (1U << ((hw_p_size) + 12)) #define ILT_CFG_REG(cli, reg) PSWRQ2_REG_ ## cli ## _ ## reg ## _RT_OFFSET @@ -242,8 +241,7 @@ struct qed_cxt_mngr { static bool src_proto(enum protocol_type type) { return type == PROTOCOLID_ISCSI || - type == PROTOCOLID_FCOE || - type == PROTOCOLID_ROCE; + type == PROTOCOLID_FCOE; } static bool tm_cid_proto(enum protocol_type type) @@ -304,16 +302,34 @@ struct qed_tm_iids { u32 per_vf_tids; }; -static void qed_cxt_tm_iids(struct qed_cxt_mngr *p_mngr, +static void qed_cxt_tm_iids(struct qed_hwfn *p_hwfn, + struct qed_cxt_mngr *p_mngr, struct qed_tm_iids *iids) { - u32 i, j; - - for (i = 0; i < MAX_CONN_TYPES; i++) { + bool tm_vf_required = false; + bool tm_required = false; + int i, j; + + /* Timers is a special case -> we don't count how many cids require + * timers but what's the max cid that will be used by the timer block. + * therefore we traverse in reverse order, and once we hit a protocol + * that requires the timers memory, we'll sum all the protocols up + * to that one. + */ + for (i = MAX_CONN_TYPES - 1; i >= 0; i--) { struct qed_conn_type_cfg *p_cfg = &p_mngr->conn_cfg[i]; - if (tm_cid_proto(i)) { + if (tm_cid_proto(i) || tm_required) { + if (p_cfg->cid_count) + tm_required = true; + iids->pf_cids += p_cfg->cid_count; + } + + if (tm_cid_proto(i) || tm_vf_required) { + if (p_cfg->cids_per_vf) + tm_vf_required = true; + iids->per_vf_cids += p_cfg->cids_per_vf; } @@ -527,7 +543,22 @@ static u32 qed_ilt_get_dynamic_line_cnt(struct qed_hwfn *p_hwfn, return lines_to_skip; } -int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) +static struct qed_ilt_client_cfg *qed_cxt_set_cli(struct qed_ilt_client_cfg + *p_cli) +{ + p_cli->active = false; + p_cli->first.val = 0; + p_cli->last.val = 0; + return p_cli; +} + +static struct qed_ilt_cli_blk *qed_cxt_set_blk(struct qed_ilt_cli_blk *p_blk) +{ + p_blk->total_size = 0; + return p_blk; +} + +int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn, u32 *line_count) { struct qed_cxt_mngr *p_mngr = p_hwfn->p_cxt_mngr; u32 curr_line, total, i, task_size, line; @@ -551,7 +582,8 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) p_hwfn->my_id, p_hwfn->p_cxt_mngr->pf_start_line); /* CDUC */ - p_cli = &p_mngr->clients[ILT_CLI_CDUC]; + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_CDUC]); + curr_line = p_mngr->pf_start_line; /* CDUC PF */ @@ -560,7 +592,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) /* get the counters for the CDUC and QM clients */ qed_cxt_cdu_iids(p_mngr, &cdu_iids); - p_blk = &p_cli->pf_blks[CDUC_BLK]; + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[CDUC_BLK]); total = cdu_iids.pf_cids * CONN_CXT_SIZE(p_hwfn); @@ -574,7 +606,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) ILT_CLI_CDUC); /* CDUC VF */ - p_blk = &p_cli->vf_blks[CDUC_BLK]; + p_blk = qed_cxt_set_blk(&p_cli->vf_blks[CDUC_BLK]); total = cdu_iids.per_vf_cids * CONN_CXT_SIZE(p_hwfn); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, @@ -588,7 +620,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) ILT_CLI_CDUC); /* CDUT PF */ - p_cli = &p_mngr->clients[ILT_CLI_CDUT]; + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_CDUT]); p_cli->first.val = curr_line; /* first the 'working' task memory */ @@ -597,7 +629,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) if (!p_seg || p_seg->count == 0) continue; - p_blk = &p_cli->pf_blks[CDUT_SEG_BLK(i)]; + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[CDUT_SEG_BLK(i)]); total = p_seg->count * p_mngr->task_type_size[p_seg->type]; qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total, p_mngr->task_type_size[p_seg->type]); @@ -612,7 +644,8 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) if (!p_seg || p_seg->count == 0) continue; - p_blk = &p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)]; + p_blk = + qed_cxt_set_blk(&p_cli->pf_blks[CDUT_FL_SEG_BLK(i, PF)]); if (!p_seg->has_fl_mem) { /* The segment is active (total size pf 'working' @@ -657,7 +690,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) /* 'working' memory */ total = p_seg->count * p_mngr->task_type_size[p_seg->type]; - p_blk = &p_cli->vf_blks[CDUT_SEG_BLK(0)]; + p_blk = qed_cxt_set_blk(&p_cli->vf_blks[CDUT_SEG_BLK(0)]); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total, p_mngr->task_type_size[p_seg->type]); @@ -666,7 +699,8 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) ILT_CLI_CDUT); /* 'init' memory */ - p_blk = &p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)]; + p_blk = + qed_cxt_set_blk(&p_cli->vf_blks[CDUT_FL_SEG_BLK(0, VF)]); if (!p_seg->has_fl_mem) { /* see comment above */ line = p_cli->vf_blks[CDUT_SEG_BLK(0)].start_line; @@ -694,8 +728,8 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) } /* QM */ - p_cli = &p_mngr->clients[ILT_CLI_QM]; - p_blk = &p_cli->pf_blks[0]; + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_QM]); + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[0]); qed_cxt_qm_iids(p_hwfn, &qm_iids); total = qed_qm_pf_mem_size(p_hwfn->rel_pf_id, qm_iids.cids, @@ -719,7 +753,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) p_cli->pf_total_lines = curr_line - p_blk->start_line; /* SRC */ - p_cli = &p_mngr->clients[ILT_CLI_SRC]; + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_SRC]); qed_cxt_src_iids(p_mngr, &src_iids); /* Both the PF and VFs searcher connections are stored in the per PF @@ -733,7 +767,7 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) total = roundup_pow_of_two(local_max); - p_blk = &p_cli->pf_blks[0]; + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[0]); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * sizeof(struct src_ent), sizeof(struct src_ent)); @@ -744,11 +778,11 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) } /* TM PF */ - p_cli = &p_mngr->clients[ILT_CLI_TM]; - qed_cxt_tm_iids(p_mngr, &tm_iids); + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_TM]); + qed_cxt_tm_iids(p_hwfn, p_mngr, &tm_iids); total = tm_iids.pf_cids + tm_iids.pf_tids_total; if (total) { - p_blk = &p_cli->pf_blks[0]; + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[0]); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * TM_ELEM_SIZE, TM_ELEM_SIZE); @@ -760,14 +794,14 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) /* TM VF */ total = tm_iids.per_vf_cids + tm_iids.per_vf_tids; if (total) { - p_blk = &p_cli->vf_blks[0]; + p_blk = qed_cxt_set_blk(&p_cli->vf_blks[0]); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * TM_ELEM_SIZE, TM_ELEM_SIZE); qed_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_TM); - p_cli->pf_total_lines = curr_line - p_blk->start_line; + p_cli->vf_total_lines = curr_line - p_blk->start_line; for (i = 1; i < p_mngr->vf_count; i++) qed_ilt_cli_adv_line(p_hwfn, p_cli, p_blk, &curr_line, ILT_CLI_TM); @@ -777,8 +811,8 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) total = qed_cxt_get_srq_count(p_hwfn); if (total) { - p_cli = &p_mngr->clients[ILT_CLI_TSDM]; - p_blk = &p_cli->pf_blks[SRQ_BLK]; + p_cli = qed_cxt_set_cli(&p_mngr->clients[ILT_CLI_TSDM]); + p_blk = qed_cxt_set_blk(&p_cli->pf_blks[SRQ_BLK]); qed_ilt_cli_blk_fill(p_cli, p_blk, curr_line, total * SRQ_CXT_SIZE, SRQ_CXT_SIZE); @@ -787,13 +821,50 @@ int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn) p_cli->pf_total_lines = curr_line - p_blk->start_line; } + *line_count = curr_line - p_hwfn->p_cxt_mngr->pf_start_line; + if (curr_line - p_hwfn->p_cxt_mngr->pf_start_line > - RESC_NUM(p_hwfn, QED_ILT)) { - DP_ERR(p_hwfn, "too many ilt lines...#lines=%d\n", - curr_line - p_hwfn->p_cxt_mngr->pf_start_line); + RESC_NUM(p_hwfn, QED_ILT)) return -EINVAL; + + return 0; +} + +u32 qed_cxt_cfg_ilt_compute_excess(struct qed_hwfn *p_hwfn, u32 used_lines) +{ + struct qed_ilt_client_cfg *p_cli; + u32 excess_lines, available_lines; + struct qed_cxt_mngr *p_mngr; + u32 ilt_page_size, elem_size; + struct qed_tid_seg *p_seg; + int i; + + available_lines = RESC_NUM(p_hwfn, QED_ILT); + excess_lines = used_lines - available_lines; + + if (!excess_lines) + return 0; + + if (p_hwfn->hw_info.personality != QED_PCI_ETH_ROCE) + return 0; + + p_mngr = p_hwfn->p_cxt_mngr; + p_cli = &p_mngr->clients[ILT_CLI_CDUT]; + ilt_page_size = ILT_PAGE_IN_BYTES(p_cli->p_size.val); + + for (i = 0; i < NUM_TASK_PF_SEGMENTS; i++) { + p_seg = qed_cxt_tid_seg_info(p_hwfn, i); + if (!p_seg || p_seg->count == 0) + continue; + + elem_size = p_mngr->task_type_size[p_seg->type]; + if (!elem_size) + continue; + + return (ilt_page_size / elem_size) * excess_lines; } + DP_NOTICE(p_hwfn, "failed computing excess ILT lines\n"); return 0; } @@ -1127,7 +1198,7 @@ int qed_cxt_mngr_alloc(struct qed_hwfn *p_hwfn) clients[ILT_CLI_TSDM].first.reg = ILT_CFG_REG(TSDM, FIRST_ILT); clients[ILT_CLI_TSDM].last.reg = ILT_CFG_REG(TSDM, LAST_ILT); clients[ILT_CLI_TSDM].p_size.reg = ILT_CFG_REG(TSDM, P_SIZE); - /* default ILT page size for all clients is 32K */ + /* default ILT page size for all clients is 64K */ for (i = 0; i < ILT_CLI_MAX; i++) p_mngr->clients[i].p_size.val = ILT_DEFAULT_HW_P_SIZE; @@ -1367,7 +1438,7 @@ static void qed_cdu_init_pf(struct qed_hwfn *p_hwfn) } } -void qed_qm_init_pf(struct qed_hwfn *p_hwfn) +void qed_qm_init_pf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { struct qed_qm_pf_rt_init_params params; struct qed_qm_info *qm_info = &p_hwfn->qm_info; @@ -1393,22 +1464,15 @@ void qed_qm_init_pf(struct qed_hwfn *p_hwfn) params.pq_params = qm_info->qm_pq_params; params.vport_params = qm_info->qm_vport_params; - qed_qm_pf_rt_init(p_hwfn, p_hwfn->p_main_ptt, ¶ms); + qed_qm_pf_rt_init(p_hwfn, p_ptt, ¶ms); } /* CM PF */ -static int qed_cm_init_pf(struct qed_hwfn *p_hwfn) +void qed_cm_init_pf(struct qed_hwfn *p_hwfn) { - union qed_qm_pq_params pq_params; - u16 pq; - /* XCM pure-LB queue */ - memset(&pq_params, 0, sizeof(pq_params)); - pq_params.core.tc = LB_TC; - pq = qed_get_qm_pq(p_hwfn, PROTOCOLID_CORE, &pq_params); - STORE_RT_REG(p_hwfn, XCM_REG_CON_PHY_Q3_RT_OFFSET, pq); - - return 0; + STORE_RT_REG(p_hwfn, XCM_REG_CON_PHY_Q3_RT_OFFSET, + qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB)); } /* DQ PF */ @@ -1640,7 +1704,7 @@ static void qed_tm_init_pf(struct qed_hwfn *p_hwfn) u8 i; memset(&tm_iids, 0, sizeof(tm_iids)); - qed_cxt_tm_iids(p_mngr, &tm_iids); + qed_cxt_tm_iids(p_hwfn, p_mngr, &tm_iids); /* @@@TBD No pre-scan for now */ @@ -1758,9 +1822,9 @@ void qed_cxt_hw_init_common(struct qed_hwfn *p_hwfn) qed_prs_init_common(p_hwfn); } -void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn) +void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - qed_qm_init_pf(p_hwfn); + qed_qm_init_pf(p_hwfn, p_ptt); qed_cm_init_pf(p_hwfn); qed_dq_init_pf(p_hwfn); qed_cdu_init_pf(p_hwfn); @@ -1884,13 +1948,12 @@ int qed_cxt_get_cid_info(struct qed_hwfn *p_hwfn, struct qed_cxt_info *p_info) } static void qed_rdma_set_pf_params(struct qed_hwfn *p_hwfn, - struct qed_rdma_pf_params *p_params) + struct qed_rdma_pf_params *p_params, + u32 num_tasks) { - u32 num_cons, num_tasks, num_qps, num_mrs, num_srqs; + u32 num_cons, num_qps, num_srqs; enum protocol_type proto; - num_mrs = min_t(u32, RDMA_MAX_TIDS, p_params->num_mrs); - num_tasks = num_mrs; /* each mr uses a single task id */ num_srqs = min_t(u32, 32 * 1024, p_params->num_srqs); switch (p_hwfn->hw_info.personality) { @@ -1919,7 +1982,7 @@ static void qed_rdma_set_pf_params(struct qed_hwfn *p_hwfn, } } -int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn) +int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn, u32 rdma_tasks) { /* Set the number of required CORE connections */ u32 core_cids = 1; /* SPQ */ @@ -1931,9 +1994,10 @@ int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn) switch (p_hwfn->hw_info.personality) { case QED_PCI_ETH_ROCE: { - qed_rdma_set_pf_params(p_hwfn, - &p_hwfn-> - pf_params.rdma_pf_params); + qed_rdma_set_pf_params(p_hwfn, + &p_hwfn-> + pf_params.rdma_pf_params, + rdma_tasks); /* no need for break since RoCE coexist with Ethernet */ } case QED_PCI_ETH: diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.h b/drivers/net/ethernet/qlogic/qed/qed_cxt.h index 8b010324268a..53ad532dc212 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.h +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.h @@ -105,19 +105,28 @@ u32 qed_cxt_get_proto_cid_count(struct qed_hwfn *p_hwfn, * @brief qed_cxt_set_pf_params - Set the PF params for cxt init * * @param p_hwfn - * + * @param rdma_tasks - requested maximum * @return int */ -int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn); +int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn, u32 rdma_tasks); /** * @brief qed_cxt_cfg_ilt_compute - compute ILT init parameters * * @param p_hwfn + * @param last_line * * @return int */ -int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn); +int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn, u32 *last_line); + +/** + * @brief qed_cxt_cfg_ilt_compute_excess - how many lines can be decreased + * + * @param p_hwfn + * @param used_lines + */ +u32 qed_cxt_cfg_ilt_compute_excess(struct qed_hwfn *p_hwfn, u32 used_lines); /** * @brief qed_cxt_mngr_alloc - Allocate and init the context manager struct @@ -163,19 +172,18 @@ void qed_cxt_hw_init_common(struct qed_hwfn *p_hwfn); /** * @brief qed_cxt_hw_init_pf - Initailze ILT and DQ, PF phase, per path. * - * - * * @param p_hwfn + * @param p_ptt */ -void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn); +void qed_cxt_hw_init_pf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); /** * @brief qed_qm_init_pf - Initailze the QM PF phase, per path * * @param p_hwfn + * @param p_ptt */ - -void qed_qm_init_pf(struct qed_hwfn *p_hwfn); +void qed_qm_init_pf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); /** * @brief Reconfigures QM pf on the fly diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 5bd36a4a8fcd..2fc1fde824bd 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -183,7 +183,7 @@ qed_dcbx_dp_protocol(struct qed_hwfn *p_hwfn, struct qed_dcbx_results *p_data) "%s info: update %d, enable %d, prio %d, tc %d, num_tc %d\n", qed_dcbx_app_update[i].name, p_data->arr[id].update, p_data->arr[id].enable, p_data->arr[id].priority, - p_data->arr[id].tc, p_hwfn->hw_info.num_tc); + p_data->arr[id].tc, p_hwfn->hw_info.num_active_tc); } } @@ -204,12 +204,8 @@ qed_dcbx_set_params(struct qed_dcbx_results *p_data, p_data->arr[type].tc = tc; /* QM reconf data */ - if (p_info->personality == personality) { - if (personality == QED_PCI_ETH) - p_info->non_offload_tc = tc; - else - p_info->offload_tc = tc; - } + if (p_info->personality == personality) + p_info->offload_tc = tc; } /* Update app protocol data and hw_info fields with the TLV info */ @@ -376,7 +372,9 @@ static int qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn) if (rc) return rc; - p_info->num_tc = QED_MFW_GET_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS); + p_info->num_active_tc = QED_MFW_GET_FIELD(p_ets->flags, + DCBX_ETS_MAX_TCS); + p_hwfn->qm_info.ooo_tc = QED_MFW_GET_FIELD(p_ets->flags, DCBX_OOO_TC); data.pf_id = p_hwfn->rel_pf_id; data.dcbx_enabled = !!dcbx_version; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h index 0fabe97f998d..2eb988fe1298 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h @@ -85,9 +85,6 @@ struct qed_dcbx_app_metadata { enum qed_pci_personality personality; }; -#define QED_MFW_GET_FIELD(name, field) \ - (((name) & (field ## _MASK)) >> (field ## _SHIFT)) - struct qed_dcbx_info { struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS]; struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS]; diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c index 68f19ca57f96..483241b4b05d 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_debug.c +++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c @@ -17,7 +17,6 @@ /* Chip IDs enum */ enum chip_ids { - CHIP_RESERVED, CHIP_BB_B0, CHIP_K2, MAX_CHIP_IDS @@ -40,6 +39,7 @@ enum mem_groups { MEM_GROUP_BTB_RAM, MEM_GROUP_RDIF_CTX, MEM_GROUP_TDIF_CTX, + MEM_GROUP_CFC_MEM, MEM_GROUP_CONN_CFC_MEM, MEM_GROUP_TASK_CFC_MEM, MEM_GROUP_CAU_PI, @@ -72,6 +72,7 @@ static const char * const s_mem_group_names[] = { "BTB_RAM", "RDIF_CTX", "TDIF_CTX", + "CFC_MEM", "CONN_CFC_MEM", "TASK_CFC_MEM", "CAU_PI", @@ -185,13 +186,16 @@ struct dbg_array { u32 size_in_dwords; }; +struct chip_platform_defs { + u8 num_ports; + u8 num_pfs; + u8 num_vfs; +}; + /* Chip constant definitions */ struct chip_defs { const char *name; - struct { - u8 num_ports; - u8 num_pfs; - } per_platform[MAX_PLATFORM_IDS]; + struct chip_platform_defs per_platform[MAX_PLATFORM_IDS]; }; /* Platform constant definitions */ @@ -405,22 +409,23 @@ struct phy_defs { /***************************** Constant Arrays *******************************/ /* Debug arrays */ -static struct dbg_array s_dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE] = { {NULL} }; +static struct dbg_array s_dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE] = { {0} }; /* Chip constant definitions array */ static struct chip_defs s_chip_defs[MAX_CHIP_IDS] = { - { "reserved", { {0, 0}, {0, 0}, {0, 0}, {0, 0} } }, { "bb_b0", - { {MAX_NUM_PORTS_BB, MAX_NUM_PFS_BB}, {0, 0}, {0, 0}, {0, 0} } }, - { "k2", { {MAX_NUM_PORTS_K2, MAX_NUM_PFS_K2}, {0, 0}, {0, 0}, {0, 0} } } + { {MAX_NUM_PORTS_BB, MAX_NUM_PFS_BB, MAX_NUM_VFS_BB}, {0, 0, 0}, + {0, 0, 0}, {0, 0, 0} } }, + { "k2", + { {MAX_NUM_PORTS_K2, MAX_NUM_PFS_K2, MAX_NUM_VFS_K2}, {0, 0, 0}, + {0, 0, 0}, {0, 0, 0} } } }; /* Storm constant definitions array */ static struct storm_defs s_storm_defs[] = { /* Tstorm */ {'T', BLOCK_TSEM, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, - DBG_BUS_CLIENT_RBCT}, true, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, true, TSEM_REG_FAST_MEMORY, TSEM_REG_DBG_FRAME_MODE, TSEM_REG_SLOW_DBG_ACTIVE, TSEM_REG_SLOW_DBG_MODE, TSEM_REG_DBG_MODE1_CFG, @@ -432,8 +437,7 @@ static struct storm_defs s_storm_defs[] = { 4, TCM_REG_SM_TASK_CTX}, /* Mstorm */ {'M', BLOCK_MSEM, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, - DBG_BUS_CLIENT_RBCM}, false, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, false, MSEM_REG_FAST_MEMORY, MSEM_REG_DBG_FRAME_MODE, MSEM_REG_SLOW_DBG_ACTIVE, MSEM_REG_SLOW_DBG_MODE, MSEM_REG_DBG_MODE1_CFG, @@ -445,8 +449,7 @@ static struct storm_defs s_storm_defs[] = { 7, MCM_REG_SM_TASK_CTX}, /* Ustorm */ {'U', BLOCK_USEM, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, - DBG_BUS_CLIENT_RBCU}, false, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, false, USEM_REG_FAST_MEMORY, USEM_REG_DBG_FRAME_MODE, USEM_REG_SLOW_DBG_ACTIVE, USEM_REG_SLOW_DBG_MODE, USEM_REG_DBG_MODE1_CFG, @@ -458,8 +461,7 @@ static struct storm_defs s_storm_defs[] = { 3, UCM_REG_SM_TASK_CTX}, /* Xstorm */ {'X', BLOCK_XSEM, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, - DBG_BUS_CLIENT_RBCX}, false, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, false, XSEM_REG_FAST_MEMORY, XSEM_REG_DBG_FRAME_MODE, XSEM_REG_SLOW_DBG_ACTIVE, XSEM_REG_SLOW_DBG_MODE, XSEM_REG_DBG_MODE1_CFG, @@ -471,8 +473,7 @@ static struct storm_defs s_storm_defs[] = { 0, 0}, /* Ystorm */ {'Y', BLOCK_YSEM, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, - DBG_BUS_CLIENT_RBCY}, false, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, false, YSEM_REG_FAST_MEMORY, YSEM_REG_DBG_FRAME_MODE, YSEM_REG_SLOW_DBG_ACTIVE, YSEM_REG_SLOW_DBG_MODE, YSEM_REG_DBG_MODE1_CFG, @@ -484,8 +485,7 @@ static struct storm_defs s_storm_defs[] = { 12, YCM_REG_SM_TASK_CTX}, /* Pstorm */ {'P', BLOCK_PSEM, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, - DBG_BUS_CLIENT_RBCS}, true, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, true, PSEM_REG_FAST_MEMORY, PSEM_REG_DBG_FRAME_MODE, PSEM_REG_SLOW_DBG_ACTIVE, PSEM_REG_SLOW_DBG_MODE, PSEM_REG_DBG_MODE1_CFG, @@ -499,8 +499,9 @@ static struct storm_defs s_storm_defs[] = { /* Block definitions array */ static struct block_defs block_grc_defs = { - "grc", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN}, + "grc", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN}, GRC_REG_DBG_SELECT, GRC_REG_DBG_DWORD_ENABLE, GRC_REG_DBG_SHIFT, GRC_REG_DBG_FORCE_VALID, GRC_REG_DBG_FORCE_FRAME, @@ -508,29 +509,30 @@ static struct block_defs block_grc_defs = { }; static struct block_defs block_miscs_defs = { - "miscs", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "miscs", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_misc_defs = { - "misc", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "misc", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_dbu_defs = { - "dbu", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "dbu", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_pglue_b_defs = { - "pglue_b", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCH, DBG_BUS_CLIENT_RBCH, DBG_BUS_CLIENT_RBCH}, + "pglue_b", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCH, DBG_BUS_CLIENT_RBCH}, PGLUE_B_REG_DBG_SELECT, PGLUE_B_REG_DBG_DWORD_ENABLE, PGLUE_B_REG_DBG_SHIFT, PGLUE_B_REG_DBG_FORCE_VALID, PGLUE_B_REG_DBG_FORCE_FRAME, @@ -538,8 +540,9 @@ static struct block_defs block_pglue_b_defs = { }; static struct block_defs block_cnig_defs = { - "cnig", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCW}, + "cnig", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCW}, CNIG_REG_DBG_SELECT_K2, CNIG_REG_DBG_DWORD_ENABLE_K2, CNIG_REG_DBG_SHIFT_K2, CNIG_REG_DBG_FORCE_VALID_K2, CNIG_REG_DBG_FORCE_FRAME_K2, @@ -547,15 +550,16 @@ static struct block_defs block_cnig_defs = { }; static struct block_defs block_cpmu_defs = { - "cpmu", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "cpmu", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, true, false, DBG_RESET_REG_MISCS_PL_HV, 8 }; static struct block_defs block_ncsi_defs = { - "ncsi", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ}, + "ncsi", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ}, NCSI_REG_DBG_SELECT, NCSI_REG_DBG_DWORD_ENABLE, NCSI_REG_DBG_SHIFT, NCSI_REG_DBG_FORCE_VALID, NCSI_REG_DBG_FORCE_FRAME, @@ -563,15 +567,16 @@ static struct block_defs block_ncsi_defs = { }; static struct block_defs block_opte_defs = { - "opte", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "opte", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, true, false, DBG_RESET_REG_MISCS_PL_HV, 4 }; static struct block_defs block_bmb_defs = { - "bmb", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCB}, + "bmb", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCB}, BMB_REG_DBG_SELECT, BMB_REG_DBG_DWORD_ENABLE, BMB_REG_DBG_SHIFT, BMB_REG_DBG_FORCE_VALID, BMB_REG_DBG_FORCE_FRAME, @@ -579,8 +584,9 @@ static struct block_defs block_bmb_defs = { }; static struct block_defs block_pcie_defs = { - "pcie", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, + "pcie", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, PCIE_REG_DBG_COMMON_SELECT, PCIE_REG_DBG_COMMON_DWORD_ENABLE, PCIE_REG_DBG_COMMON_SHIFT, PCIE_REG_DBG_COMMON_FORCE_VALID, PCIE_REG_DBG_COMMON_FORCE_FRAME, @@ -588,15 +594,16 @@ static struct block_defs block_pcie_defs = { }; static struct block_defs block_mcp_defs = { - "mcp", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "mcp", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_mcp2_defs = { - "mcp2", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ}, + "mcp2", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCZ, DBG_BUS_CLIENT_RBCZ}, MCP2_REG_DBG_SELECT, MCP2_REG_DBG_DWORD_ENABLE, MCP2_REG_DBG_SHIFT, MCP2_REG_DBG_FORCE_VALID, MCP2_REG_DBG_FORCE_FRAME, @@ -604,8 +611,9 @@ static struct block_defs block_mcp2_defs = { }; static struct block_defs block_pswhst_defs = { - "pswhst", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswhst", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWHST_REG_DBG_SELECT, PSWHST_REG_DBG_DWORD_ENABLE, PSWHST_REG_DBG_SHIFT, PSWHST_REG_DBG_FORCE_VALID, PSWHST_REG_DBG_FORCE_FRAME, @@ -613,8 +621,9 @@ static struct block_defs block_pswhst_defs = { }; static struct block_defs block_pswhst2_defs = { - "pswhst2", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswhst2", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWHST2_REG_DBG_SELECT, PSWHST2_REG_DBG_DWORD_ENABLE, PSWHST2_REG_DBG_SHIFT, PSWHST2_REG_DBG_FORCE_VALID, PSWHST2_REG_DBG_FORCE_FRAME, @@ -622,8 +631,9 @@ static struct block_defs block_pswhst2_defs = { }; static struct block_defs block_pswrd_defs = { - "pswrd", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswrd", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWRD_REG_DBG_SELECT, PSWRD_REG_DBG_DWORD_ENABLE, PSWRD_REG_DBG_SHIFT, PSWRD_REG_DBG_FORCE_VALID, PSWRD_REG_DBG_FORCE_FRAME, @@ -631,8 +641,9 @@ static struct block_defs block_pswrd_defs = { }; static struct block_defs block_pswrd2_defs = { - "pswrd2", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswrd2", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWRD2_REG_DBG_SELECT, PSWRD2_REG_DBG_DWORD_ENABLE, PSWRD2_REG_DBG_SHIFT, PSWRD2_REG_DBG_FORCE_VALID, PSWRD2_REG_DBG_FORCE_FRAME, @@ -640,8 +651,9 @@ static struct block_defs block_pswrd2_defs = { }; static struct block_defs block_pswwr_defs = { - "pswwr", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswwr", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWWR_REG_DBG_SELECT, PSWWR_REG_DBG_DWORD_ENABLE, PSWWR_REG_DBG_SHIFT, PSWWR_REG_DBG_FORCE_VALID, PSWWR_REG_DBG_FORCE_FRAME, @@ -649,15 +661,16 @@ static struct block_defs block_pswwr_defs = { }; static struct block_defs block_pswwr2_defs = { - "pswwr2", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "pswwr2", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, true, false, DBG_RESET_REG_MISC_PL_HV, 3 }; static struct block_defs block_pswrq_defs = { - "pswrq", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswrq", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWRQ_REG_DBG_SELECT, PSWRQ_REG_DBG_DWORD_ENABLE, PSWRQ_REG_DBG_SHIFT, PSWRQ_REG_DBG_FORCE_VALID, PSWRQ_REG_DBG_FORCE_FRAME, @@ -665,8 +678,9 @@ static struct block_defs block_pswrq_defs = { }; static struct block_defs block_pswrq2_defs = { - "pswrq2", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "pswrq2", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PSWRQ2_REG_DBG_SELECT, PSWRQ2_REG_DBG_DWORD_ENABLE, PSWRQ2_REG_DBG_SHIFT, PSWRQ2_REG_DBG_FORCE_VALID, PSWRQ2_REG_DBG_FORCE_FRAME, @@ -674,8 +688,9 @@ static struct block_defs block_pswrq2_defs = { }; static struct block_defs block_pglcs_defs = { - "pglcs", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, + "pglcs", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, PGLCS_REG_DBG_SELECT, PGLCS_REG_DBG_DWORD_ENABLE, PGLCS_REG_DBG_SHIFT, PGLCS_REG_DBG_FORCE_VALID, PGLCS_REG_DBG_FORCE_FRAME, @@ -683,8 +698,9 @@ static struct block_defs block_pglcs_defs = { }; static struct block_defs block_ptu_defs = { - "ptu", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "ptu", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, PTU_REG_DBG_SELECT, PTU_REG_DBG_DWORD_ENABLE, PTU_REG_DBG_SHIFT, PTU_REG_DBG_FORCE_VALID, PTU_REG_DBG_FORCE_FRAME, @@ -692,8 +708,9 @@ static struct block_defs block_ptu_defs = { }; static struct block_defs block_dmae_defs = { - "dmae", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "dmae", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, DMAE_REG_DBG_SELECT, DMAE_REG_DBG_DWORD_ENABLE, DMAE_REG_DBG_SHIFT, DMAE_REG_DBG_FORCE_VALID, DMAE_REG_DBG_FORCE_FRAME, @@ -701,8 +718,9 @@ static struct block_defs block_dmae_defs = { }; static struct block_defs block_tcm_defs = { - "tcm", {true, true, true}, true, DBG_TSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, + "tcm", + {true, true}, true, DBG_TSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, TCM_REG_DBG_SELECT, TCM_REG_DBG_DWORD_ENABLE, TCM_REG_DBG_SHIFT, TCM_REG_DBG_FORCE_VALID, TCM_REG_DBG_FORCE_FRAME, @@ -710,8 +728,9 @@ static struct block_defs block_tcm_defs = { }; static struct block_defs block_mcm_defs = { - "mcm", {true, true, true}, true, DBG_MSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "mcm", + {true, true}, true, DBG_MSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, MCM_REG_DBG_SELECT, MCM_REG_DBG_DWORD_ENABLE, MCM_REG_DBG_SHIFT, MCM_REG_DBG_FORCE_VALID, MCM_REG_DBG_FORCE_FRAME, @@ -719,8 +738,9 @@ static struct block_defs block_mcm_defs = { }; static struct block_defs block_ucm_defs = { - "ucm", {true, true, true}, true, DBG_USTORM_ID, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, + "ucm", + {true, true}, true, DBG_USTORM_ID, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, UCM_REG_DBG_SELECT, UCM_REG_DBG_DWORD_ENABLE, UCM_REG_DBG_SHIFT, UCM_REG_DBG_FORCE_VALID, UCM_REG_DBG_FORCE_FRAME, @@ -728,8 +748,9 @@ static struct block_defs block_ucm_defs = { }; static struct block_defs block_xcm_defs = { - "xcm", {true, true, true}, true, DBG_XSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, + "xcm", + {true, true}, true, DBG_XSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, XCM_REG_DBG_SELECT, XCM_REG_DBG_DWORD_ENABLE, XCM_REG_DBG_SHIFT, XCM_REG_DBG_FORCE_VALID, XCM_REG_DBG_FORCE_FRAME, @@ -737,8 +758,9 @@ static struct block_defs block_xcm_defs = { }; static struct block_defs block_ycm_defs = { - "ycm", {true, true, true}, true, DBG_YSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, + "ycm", + {true, true}, true, DBG_YSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, YCM_REG_DBG_SELECT, YCM_REG_DBG_DWORD_ENABLE, YCM_REG_DBG_SHIFT, YCM_REG_DBG_FORCE_VALID, YCM_REG_DBG_FORCE_FRAME, @@ -746,8 +768,9 @@ static struct block_defs block_ycm_defs = { }; static struct block_defs block_pcm_defs = { - "pcm", {true, true, true}, true, DBG_PSTORM_ID, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, + "pcm", + {true, true}, true, DBG_PSTORM_ID, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, PCM_REG_DBG_SELECT, PCM_REG_DBG_DWORD_ENABLE, PCM_REG_DBG_SHIFT, PCM_REG_DBG_FORCE_VALID, PCM_REG_DBG_FORCE_FRAME, @@ -755,8 +778,9 @@ static struct block_defs block_pcm_defs = { }; static struct block_defs block_qm_defs = { - "qm", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCQ}, + "qm", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCQ}, QM_REG_DBG_SELECT, QM_REG_DBG_DWORD_ENABLE, QM_REG_DBG_SHIFT, QM_REG_DBG_FORCE_VALID, QM_REG_DBG_FORCE_FRAME, @@ -764,8 +788,9 @@ static struct block_defs block_qm_defs = { }; static struct block_defs block_tm_defs = { - "tm", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, + "tm", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, TM_REG_DBG_SELECT, TM_REG_DBG_DWORD_ENABLE, TM_REG_DBG_SHIFT, TM_REG_DBG_FORCE_VALID, TM_REG_DBG_FORCE_FRAME, @@ -773,8 +798,9 @@ static struct block_defs block_tm_defs = { }; static struct block_defs block_dorq_defs = { - "dorq", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, + "dorq", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, DORQ_REG_DBG_SELECT, DORQ_REG_DBG_DWORD_ENABLE, DORQ_REG_DBG_SHIFT, DORQ_REG_DBG_FORCE_VALID, DORQ_REG_DBG_FORCE_FRAME, @@ -782,8 +808,9 @@ static struct block_defs block_dorq_defs = { }; static struct block_defs block_brb_defs = { - "brb", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR}, + "brb", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR}, BRB_REG_DBG_SELECT, BRB_REG_DBG_DWORD_ENABLE, BRB_REG_DBG_SHIFT, BRB_REG_DBG_FORCE_VALID, BRB_REG_DBG_FORCE_FRAME, @@ -791,8 +818,9 @@ static struct block_defs block_brb_defs = { }; static struct block_defs block_src_defs = { - "src", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, + "src", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, SRC_REG_DBG_SELECT, SRC_REG_DBG_DWORD_ENABLE, SRC_REG_DBG_SHIFT, SRC_REG_DBG_FORCE_VALID, SRC_REG_DBG_FORCE_FRAME, @@ -800,8 +828,9 @@ static struct block_defs block_src_defs = { }; static struct block_defs block_prs_defs = { - "prs", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR}, + "prs", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR}, PRS_REG_DBG_SELECT, PRS_REG_DBG_DWORD_ENABLE, PRS_REG_DBG_SHIFT, PRS_REG_DBG_FORCE_VALID, PRS_REG_DBG_FORCE_FRAME, @@ -809,8 +838,9 @@ static struct block_defs block_prs_defs = { }; static struct block_defs block_tsdm_defs = { - "tsdm", {true, true, true}, true, DBG_TSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, + "tsdm", + {true, true}, true, DBG_TSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, TSDM_REG_DBG_SELECT, TSDM_REG_DBG_DWORD_ENABLE, TSDM_REG_DBG_SHIFT, TSDM_REG_DBG_FORCE_VALID, TSDM_REG_DBG_FORCE_FRAME, @@ -818,8 +848,9 @@ static struct block_defs block_tsdm_defs = { }; static struct block_defs block_msdm_defs = { - "msdm", {true, true, true}, true, DBG_MSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "msdm", + {true, true}, true, DBG_MSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, MSDM_REG_DBG_SELECT, MSDM_REG_DBG_DWORD_ENABLE, MSDM_REG_DBG_SHIFT, MSDM_REG_DBG_FORCE_VALID, MSDM_REG_DBG_FORCE_FRAME, @@ -827,8 +858,9 @@ static struct block_defs block_msdm_defs = { }; static struct block_defs block_usdm_defs = { - "usdm", {true, true, true}, true, DBG_USTORM_ID, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, + "usdm", + {true, true}, true, DBG_USTORM_ID, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, USDM_REG_DBG_SELECT, USDM_REG_DBG_DWORD_ENABLE, USDM_REG_DBG_SHIFT, USDM_REG_DBG_FORCE_VALID, USDM_REG_DBG_FORCE_FRAME, @@ -836,8 +868,9 @@ static struct block_defs block_usdm_defs = { }; static struct block_defs block_xsdm_defs = { - "xsdm", {true, true, true}, true, DBG_XSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, + "xsdm", + {true, true}, true, DBG_XSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, XSDM_REG_DBG_SELECT, XSDM_REG_DBG_DWORD_ENABLE, XSDM_REG_DBG_SHIFT, XSDM_REG_DBG_FORCE_VALID, XSDM_REG_DBG_FORCE_FRAME, @@ -845,8 +878,9 @@ static struct block_defs block_xsdm_defs = { }; static struct block_defs block_ysdm_defs = { - "ysdm", {true, true, true}, true, DBG_YSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, + "ysdm", + {true, true}, true, DBG_YSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, YSDM_REG_DBG_SELECT, YSDM_REG_DBG_DWORD_ENABLE, YSDM_REG_DBG_SHIFT, YSDM_REG_DBG_FORCE_VALID, YSDM_REG_DBG_FORCE_FRAME, @@ -854,8 +888,9 @@ static struct block_defs block_ysdm_defs = { }; static struct block_defs block_psdm_defs = { - "psdm", {true, true, true}, true, DBG_PSTORM_ID, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, + "psdm", + {true, true}, true, DBG_PSTORM_ID, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, PSDM_REG_DBG_SELECT, PSDM_REG_DBG_DWORD_ENABLE, PSDM_REG_DBG_SHIFT, PSDM_REG_DBG_FORCE_VALID, PSDM_REG_DBG_FORCE_FRAME, @@ -863,8 +898,9 @@ static struct block_defs block_psdm_defs = { }; static struct block_defs block_tsem_defs = { - "tsem", {true, true, true}, true, DBG_TSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, + "tsem", + {true, true}, true, DBG_TSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, TSEM_REG_DBG_SELECT, TSEM_REG_DBG_DWORD_ENABLE, TSEM_REG_DBG_SHIFT, TSEM_REG_DBG_FORCE_VALID, TSEM_REG_DBG_FORCE_FRAME, @@ -872,8 +908,9 @@ static struct block_defs block_tsem_defs = { }; static struct block_defs block_msem_defs = { - "msem", {true, true, true}, true, DBG_MSTORM_ID, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "msem", + {true, true}, true, DBG_MSTORM_ID, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, MSEM_REG_DBG_SELECT, MSEM_REG_DBG_DWORD_ENABLE, MSEM_REG_DBG_SHIFT, MSEM_REG_DBG_FORCE_VALID, MSEM_REG_DBG_FORCE_FRAME, @@ -881,8 +918,9 @@ static struct block_defs block_msem_defs = { }; static struct block_defs block_usem_defs = { - "usem", {true, true, true}, true, DBG_USTORM_ID, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, + "usem", + {true, true}, true, DBG_USTORM_ID, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, USEM_REG_DBG_SELECT, USEM_REG_DBG_DWORD_ENABLE, USEM_REG_DBG_SHIFT, USEM_REG_DBG_FORCE_VALID, USEM_REG_DBG_FORCE_FRAME, @@ -890,8 +928,9 @@ static struct block_defs block_usem_defs = { }; static struct block_defs block_xsem_defs = { - "xsem", {true, true, true}, true, DBG_XSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, + "xsem", + {true, true}, true, DBG_XSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, XSEM_REG_DBG_SELECT, XSEM_REG_DBG_DWORD_ENABLE, XSEM_REG_DBG_SHIFT, XSEM_REG_DBG_FORCE_VALID, XSEM_REG_DBG_FORCE_FRAME, @@ -899,8 +938,9 @@ static struct block_defs block_xsem_defs = { }; static struct block_defs block_ysem_defs = { - "ysem", {true, true, true}, true, DBG_YSTORM_ID, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, + "ysem", + {true, true}, true, DBG_YSTORM_ID, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, YSEM_REG_DBG_SELECT, YSEM_REG_DBG_DWORD_ENABLE, YSEM_REG_DBG_SHIFT, YSEM_REG_DBG_FORCE_VALID, YSEM_REG_DBG_FORCE_FRAME, @@ -908,8 +948,9 @@ static struct block_defs block_ysem_defs = { }; static struct block_defs block_psem_defs = { - "psem", {true, true, true}, true, DBG_PSTORM_ID, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, + "psem", + {true, true}, true, DBG_PSTORM_ID, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, PSEM_REG_DBG_SELECT, PSEM_REG_DBG_DWORD_ENABLE, PSEM_REG_DBG_SHIFT, PSEM_REG_DBG_FORCE_VALID, PSEM_REG_DBG_FORCE_FRAME, @@ -917,8 +958,9 @@ static struct block_defs block_psem_defs = { }; static struct block_defs block_rss_defs = { - "rss", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, + "rss", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, RSS_REG_DBG_SELECT, RSS_REG_DBG_DWORD_ENABLE, RSS_REG_DBG_SHIFT, RSS_REG_DBG_FORCE_VALID, RSS_REG_DBG_FORCE_FRAME, @@ -926,8 +968,9 @@ static struct block_defs block_rss_defs = { }; static struct block_defs block_tmld_defs = { - "tmld", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "tmld", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, TMLD_REG_DBG_SELECT, TMLD_REG_DBG_DWORD_ENABLE, TMLD_REG_DBG_SHIFT, TMLD_REG_DBG_FORCE_VALID, TMLD_REG_DBG_FORCE_FRAME, @@ -935,8 +978,9 @@ static struct block_defs block_tmld_defs = { }; static struct block_defs block_muld_defs = { - "muld", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, + "muld", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, MULD_REG_DBG_SELECT, MULD_REG_DBG_DWORD_ENABLE, MULD_REG_DBG_SHIFT, MULD_REG_DBG_FORCE_VALID, MULD_REG_DBG_FORCE_FRAME, @@ -944,8 +988,9 @@ static struct block_defs block_muld_defs = { }; static struct block_defs block_yuld_defs = { - "yuld", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, + "yuld", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, YULD_REG_DBG_SELECT, YULD_REG_DBG_DWORD_ENABLE, YULD_REG_DBG_SHIFT, YULD_REG_DBG_FORCE_VALID, YULD_REG_DBG_FORCE_FRAME, @@ -953,8 +998,9 @@ static struct block_defs block_yuld_defs = { }; static struct block_defs block_xyld_defs = { - "xyld", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, + "xyld", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, XYLD_REG_DBG_SELECT, XYLD_REG_DBG_DWORD_ENABLE, XYLD_REG_DBG_SHIFT, XYLD_REG_DBG_FORCE_VALID, XYLD_REG_DBG_FORCE_FRAME, @@ -962,8 +1008,9 @@ static struct block_defs block_xyld_defs = { }; static struct block_defs block_prm_defs = { - "prm", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "prm", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, PRM_REG_DBG_SELECT, PRM_REG_DBG_DWORD_ENABLE, PRM_REG_DBG_SHIFT, PRM_REG_DBG_FORCE_VALID, PRM_REG_DBG_FORCE_FRAME, @@ -971,8 +1018,9 @@ static struct block_defs block_prm_defs = { }; static struct block_defs block_pbf_pb1_defs = { - "pbf_pb1", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, + "pbf_pb1", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, PBF_PB1_REG_DBG_SELECT, PBF_PB1_REG_DBG_DWORD_ENABLE, PBF_PB1_REG_DBG_SHIFT, PBF_PB1_REG_DBG_FORCE_VALID, PBF_PB1_REG_DBG_FORCE_FRAME, @@ -981,8 +1029,9 @@ static struct block_defs block_pbf_pb1_defs = { }; static struct block_defs block_pbf_pb2_defs = { - "pbf_pb2", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, + "pbf_pb2", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, PBF_PB2_REG_DBG_SELECT, PBF_PB2_REG_DBG_DWORD_ENABLE, PBF_PB2_REG_DBG_SHIFT, PBF_PB2_REG_DBG_FORCE_VALID, PBF_PB2_REG_DBG_FORCE_FRAME, @@ -991,8 +1040,9 @@ static struct block_defs block_pbf_pb2_defs = { }; static struct block_defs block_rpb_defs = { - "rpb", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "rpb", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, RPB_REG_DBG_SELECT, RPB_REG_DBG_DWORD_ENABLE, RPB_REG_DBG_SHIFT, RPB_REG_DBG_FORCE_VALID, RPB_REG_DBG_FORCE_FRAME, @@ -1000,8 +1050,9 @@ static struct block_defs block_rpb_defs = { }; static struct block_defs block_btb_defs = { - "btb", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCV}, + "btb", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCR, DBG_BUS_CLIENT_RBCV}, BTB_REG_DBG_SELECT, BTB_REG_DBG_DWORD_ENABLE, BTB_REG_DBG_SHIFT, BTB_REG_DBG_FORCE_VALID, BTB_REG_DBG_FORCE_FRAME, @@ -1009,8 +1060,9 @@ static struct block_defs block_btb_defs = { }; static struct block_defs block_pbf_defs = { - "pbf", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, + "pbf", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCV}, PBF_REG_DBG_SELECT, PBF_REG_DBG_DWORD_ENABLE, PBF_REG_DBG_SHIFT, PBF_REG_DBG_FORCE_VALID, PBF_REG_DBG_FORCE_FRAME, @@ -1018,8 +1070,9 @@ static struct block_defs block_pbf_defs = { }; static struct block_defs block_rdif_defs = { - "rdif", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, + "rdif", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, RDIF_REG_DBG_SELECT, RDIF_REG_DBG_DWORD_ENABLE, RDIF_REG_DBG_SHIFT, RDIF_REG_DBG_FORCE_VALID, RDIF_REG_DBG_FORCE_FRAME, @@ -1027,8 +1080,9 @@ static struct block_defs block_rdif_defs = { }; static struct block_defs block_tdif_defs = { - "tdif", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, + "tdif", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, TDIF_REG_DBG_SELECT, TDIF_REG_DBG_DWORD_ENABLE, TDIF_REG_DBG_SHIFT, TDIF_REG_DBG_FORCE_VALID, TDIF_REG_DBG_FORCE_FRAME, @@ -1036,8 +1090,9 @@ static struct block_defs block_tdif_defs = { }; static struct block_defs block_cdu_defs = { - "cdu", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, + "cdu", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, CDU_REG_DBG_SELECT, CDU_REG_DBG_DWORD_ENABLE, CDU_REG_DBG_SHIFT, CDU_REG_DBG_FORCE_VALID, CDU_REG_DBG_FORCE_FRAME, @@ -1045,8 +1100,9 @@ static struct block_defs block_cdu_defs = { }; static struct block_defs block_ccfc_defs = { - "ccfc", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, + "ccfc", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, CCFC_REG_DBG_SELECT, CCFC_REG_DBG_DWORD_ENABLE, CCFC_REG_DBG_SHIFT, CCFC_REG_DBG_FORCE_VALID, CCFC_REG_DBG_FORCE_FRAME, @@ -1054,8 +1110,9 @@ static struct block_defs block_ccfc_defs = { }; static struct block_defs block_tcfc_defs = { - "tcfc", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, + "tcfc", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCF, DBG_BUS_CLIENT_RBCF}, TCFC_REG_DBG_SELECT, TCFC_REG_DBG_DWORD_ENABLE, TCFC_REG_DBG_SHIFT, TCFC_REG_DBG_FORCE_VALID, TCFC_REG_DBG_FORCE_FRAME, @@ -1063,8 +1120,9 @@ static struct block_defs block_tcfc_defs = { }; static struct block_defs block_igu_defs = { - "igu", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "igu", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, IGU_REG_DBG_SELECT, IGU_REG_DBG_DWORD_ENABLE, IGU_REG_DBG_SHIFT, IGU_REG_DBG_FORCE_VALID, IGU_REG_DBG_FORCE_FRAME, @@ -1072,8 +1130,9 @@ static struct block_defs block_igu_defs = { }; static struct block_defs block_cau_defs = { - "cau", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, + "cau", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCP, DBG_BUS_CLIENT_RBCP}, CAU_REG_DBG_SELECT, CAU_REG_DBG_DWORD_ENABLE, CAU_REG_DBG_SHIFT, CAU_REG_DBG_FORCE_VALID, CAU_REG_DBG_FORCE_FRAME, @@ -1081,8 +1140,9 @@ static struct block_defs block_cau_defs = { }; static struct block_defs block_umac_defs = { - "umac", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCZ}, + "umac", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCZ}, UMAC_REG_DBG_SELECT, UMAC_REG_DBG_DWORD_ENABLE, UMAC_REG_DBG_SHIFT, UMAC_REG_DBG_FORCE_VALID, UMAC_REG_DBG_FORCE_FRAME, @@ -1090,22 +1150,23 @@ static struct block_defs block_umac_defs = { }; static struct block_defs block_xmac_defs = { - "xmac", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "xmac", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_dbg_defs = { - "dbg", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "dbg", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, true, true, DBG_RESET_REG_MISC_PL_PDA_VAUX, 3 }; static struct block_defs block_nig_defs = { - "nig", {true, true, true}, false, 0, - {DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN}, + "nig", + {true, true}, false, 0, + {DBG_BUS_CLIENT_RBCN, DBG_BUS_CLIENT_RBCN}, NIG_REG_DBG_SELECT, NIG_REG_DBG_DWORD_ENABLE, NIG_REG_DBG_SHIFT, NIG_REG_DBG_FORCE_VALID, NIG_REG_DBG_FORCE_FRAME, @@ -1113,8 +1174,9 @@ static struct block_defs block_nig_defs = { }; static struct block_defs block_wol_defs = { - "wol", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCZ}, + "wol", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCZ}, WOL_REG_DBG_SELECT, WOL_REG_DBG_DWORD_ENABLE, WOL_REG_DBG_SHIFT, WOL_REG_DBG_FORCE_VALID, WOL_REG_DBG_FORCE_FRAME, @@ -1122,8 +1184,9 @@ static struct block_defs block_wol_defs = { }; static struct block_defs block_bmbn_defs = { - "bmbn", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCB}, + "bmbn", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCB}, BMBN_REG_DBG_SELECT, BMBN_REG_DBG_DWORD_ENABLE, BMBN_REG_DBG_SHIFT, BMBN_REG_DBG_FORCE_VALID, BMBN_REG_DBG_FORCE_FRAME, @@ -1131,15 +1194,16 @@ static struct block_defs block_bmbn_defs = { }; static struct block_defs block_ipc_defs = { - "ipc", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "ipc", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, true, false, DBG_RESET_REG_MISCS_PL_UA, 8 }; static struct block_defs block_nwm_defs = { - "nwm", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCW}, + "nwm", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCW}, NWM_REG_DBG_SELECT, NWM_REG_DBG_DWORD_ENABLE, NWM_REG_DBG_SHIFT, NWM_REG_DBG_FORCE_VALID, NWM_REG_DBG_FORCE_FRAME, @@ -1147,22 +1211,29 @@ static struct block_defs block_nwm_defs = { }; static struct block_defs block_nws_defs = { - "nws", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, - 0, 0, 0, 0, 0, + "nws", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCW}, + NWS_REG_DBG_SELECT, NWS_REG_DBG_DWORD_ENABLE, + NWS_REG_DBG_SHIFT, NWS_REG_DBG_FORCE_VALID, + NWS_REG_DBG_FORCE_FRAME, true, false, DBG_RESET_REG_MISCS_PL_HV, 12 }; static struct block_defs block_ms_defs = { - "ms", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, - 0, 0, 0, 0, 0, + "ms", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCZ}, + MS_REG_DBG_SELECT, MS_REG_DBG_DWORD_ENABLE, + MS_REG_DBG_SHIFT, MS_REG_DBG_FORCE_VALID, + MS_REG_DBG_FORCE_FRAME, true, false, DBG_RESET_REG_MISCS_PL_HV, 13 }; static struct block_defs block_phy_pcie_defs = { - "phy_pcie", {false, false, true}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, + "phy_pcie", + {false, true}, false, 0, + {MAX_DBG_BUS_CLIENTS, DBG_BUS_CLIENT_RBCH}, PCIE_REG_DBG_COMMON_SELECT, PCIE_REG_DBG_COMMON_DWORD_ENABLE, PCIE_REG_DBG_COMMON_SHIFT, PCIE_REG_DBG_COMMON_FORCE_VALID, PCIE_REG_DBG_COMMON_FORCE_FRAME, @@ -1170,22 +1241,57 @@ static struct block_defs block_phy_pcie_defs = { }; static struct block_defs block_led_defs = { - "led", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "led", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + 0, 0, 0, 0, 0, + true, false, DBG_RESET_REG_MISCS_PL_HV, 14 +}; + +static struct block_defs block_avs_wrap_defs = { + "avs_wrap", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + 0, 0, 0, 0, 0, + true, false, DBG_RESET_REG_MISCS_PL_UA, 11 +}; + +static struct block_defs block_rgfs_defs = { + "rgfs", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, - true, true, DBG_RESET_REG_MISCS_PL_HV, 14 + false, false, MAX_DBG_RESET_REGS, 0 +}; + +static struct block_defs block_tgfs_defs = { + "tgfs", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + 0, 0, 0, 0, 0, + false, false, MAX_DBG_RESET_REGS, 0 +}; + +static struct block_defs block_ptld_defs = { + "ptld", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + 0, 0, 0, 0, 0, + false, false, MAX_DBG_RESET_REGS, 0 +}; + +static struct block_defs block_ypld_defs = { + "ypld", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + 0, 0, 0, 0, 0, + false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_misc_aeu_defs = { - "misc_aeu", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "misc_aeu", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; static struct block_defs block_bar0_map_defs = { - "bar0_map", {false, false, false}, false, 0, - {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, + "bar0_map", {false, false}, false, 0, + {MAX_DBG_BUS_CLIENTS, MAX_DBG_BUS_CLIENTS}, 0, 0, 0, 0, 0, false, false, MAX_DBG_RESET_REGS, 0 }; @@ -1269,6 +1375,11 @@ static struct block_defs *s_block_defs[MAX_BLOCK_ID] = { &block_ms_defs, &block_phy_pcie_defs, &block_led_defs, + &block_avs_wrap_defs, + &block_rgfs_defs, + &block_tgfs_defs, + &block_ptld_defs, + &block_ypld_defs, &block_misc_aeu_defs, &block_bar0_map_defs, }; @@ -1281,65 +1392,67 @@ static struct platform_defs s_platform_defs[] = { }; static struct grc_param_defs s_grc_param_defs[] = { - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_TSTORM */ - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_MSTORM */ - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_USTORM */ - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_XSTORM */ - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_YSTORM */ - {{1, 1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_PSTORM */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_REGS */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_RAM */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_PBUF */ - {{0, 0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_IOR */ - {{0, 0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_VFC */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CM_CTX */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_ILT */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_RSS */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CAU */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_QM */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_MCP */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_RESERVED */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CFC */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_IGU */ - {{0, 0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BRB */ - {{0, 0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BTB */ - {{0, 0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BMB */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_NIG */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_MULD */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_PRS */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_DMAE */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_TM */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_SDM */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_DIF */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_STATIC */ - {{0, 0, 0}, 0, 1, false, 0, 0}, /* DBG_GRC_PARAM_UNSTALL */ - {{MAX_LCIDS, MAX_LCIDS, MAX_LCIDS}, 1, MAX_LCIDS, false, MAX_LCIDS, + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_TSTORM */ + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_MSTORM */ + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_USTORM */ + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_XSTORM */ + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_YSTORM */ + {{1, 1}, 0, 1, false, 1, 1}, /* DBG_GRC_PARAM_DUMP_PSTORM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_REGS */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_RAM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_PBUF */ + {{0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_IOR */ + {{0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_VFC */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CM_CTX */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_ILT */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_RSS */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CAU */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_QM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_MCP */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_RESERVED */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CFC */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_IGU */ + {{0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BRB */ + {{0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BTB */ + {{0, 0}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_BMB */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_NIG */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_MULD */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_PRS */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_DMAE */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_TM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_SDM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_DIF */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_STATIC */ + {{0, 0}, 0, 1, false, 0, 0}, /* DBG_GRC_PARAM_UNSTALL */ + {{MAX_LCIDS, MAX_LCIDS}, 1, MAX_LCIDS, false, MAX_LCIDS, MAX_LCIDS}, /* DBG_GRC_PARAM_NUM_LCIDS */ - {{MAX_LTIDS, MAX_LTIDS, MAX_LTIDS}, 1, MAX_LTIDS, false, MAX_LTIDS, + {{MAX_LTIDS, MAX_LTIDS}, 1, MAX_LTIDS, false, MAX_LTIDS, MAX_LTIDS}, /* DBG_GRC_PARAM_NUM_LTIDS */ - {{0, 0, 0}, 0, 1, true, 0, 0}, /* DBG_GRC_PARAM_EXCLUDE_ALL */ - {{0, 0, 0}, 0, 1, true, 0, 0}, /* DBG_GRC_PARAM_CRASH */ - {{0, 0, 0}, 0, 1, false, 1, 0}, /* DBG_GRC_PARAM_PARITY_SAFE */ - {{1, 1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CM */ - {{1, 1, 1}, 0, 1, false, 0, 1} /* DBG_GRC_PARAM_DUMP_PHY */ + {{0, 0}, 0, 1, true, 0, 0}, /* DBG_GRC_PARAM_EXCLUDE_ALL */ + {{0, 0}, 0, 1, true, 0, 0}, /* DBG_GRC_PARAM_CRASH */ + {{0, 0}, 0, 1, false, 1, 0}, /* DBG_GRC_PARAM_PARITY_SAFE */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_CM */ + {{1, 1}, 0, 1, false, 0, 1}, /* DBG_GRC_PARAM_DUMP_PHY */ + {{0, 0}, 0, 1, false, 0, 0}, /* DBG_GRC_PARAM_NO_MCP */ + {{0, 0}, 0, 1, false, 0, 0} /* DBG_GRC_PARAM_NO_FW_VER */ }; static struct rss_mem_defs s_rss_mem_defs[] = { { "rss_mem_cid", "rss_cid", 0, - {256, 256, 320}, - {32, 32, 32} }, + {256, 320}, + {32, 32} }, { "rss_mem_key_msb", "rss_key", 1024, - {128, 128, 208}, - {256, 256, 256} }, + {128, 208}, + {256, 256} }, { "rss_mem_key_lsb", "rss_key", 2048, - {128, 128, 208}, - {64, 64, 64} }, + {128, 208}, + {64, 64} }, { "rss_mem_info", "rss_info", 3072, - {128, 128, 208}, - {16, 16, 16} }, + {128, 208}, + {16, 16} }, { "rss_mem_ind", "rss_ind", 4096, - {(128 * 128), (128 * 128), (128 * 208)}, - {16, 16, 16} } + {(128 * 128), (128 * 208)}, + {16, 16} } }; static struct vfc_ram_defs s_vfc_ram_defs[] = { @@ -1352,32 +1465,32 @@ static struct vfc_ram_defs s_vfc_ram_defs[] = { static struct big_ram_defs s_big_ram_defs[] = { { "BRB", MEM_GROUP_BRB_MEM, MEM_GROUP_BRB_RAM, DBG_GRC_PARAM_DUMP_BRB, BRB_REG_BIG_RAM_ADDRESS, BRB_REG_BIG_RAM_DATA, - {4800, 4800, 5632} }, + {4800, 5632} }, { "BTB", MEM_GROUP_BTB_MEM, MEM_GROUP_BTB_RAM, DBG_GRC_PARAM_DUMP_BTB, BTB_REG_BIG_RAM_ADDRESS, BTB_REG_BIG_RAM_DATA, - {2880, 2880, 3680} }, + {2880, 3680} }, { "BMB", MEM_GROUP_BMB_MEM, MEM_GROUP_BMB_RAM, DBG_GRC_PARAM_DUMP_BMB, BMB_REG_BIG_RAM_ADDRESS, BMB_REG_BIG_RAM_DATA, - {1152, 1152, 1152} } + {1152, 1152} } }; static struct reset_reg_defs s_reset_regs_defs[] = { { MISCS_REG_RESET_PL_UA, 0x0, - {true, true, true} }, /* DBG_RESET_REG_MISCS_PL_UA */ + {true, true} }, /* DBG_RESET_REG_MISCS_PL_UA */ { MISCS_REG_RESET_PL_HV, 0x0, - {true, true, true} }, /* DBG_RESET_REG_MISCS_PL_HV */ + {true, true} }, /* DBG_RESET_REG_MISCS_PL_HV */ { MISCS_REG_RESET_PL_HV_2, 0x0, - {false, false, true} }, /* DBG_RESET_REG_MISCS_PL_HV_2 */ + {false, true} }, /* DBG_RESET_REG_MISCS_PL_HV_2 */ { MISC_REG_RESET_PL_UA, 0x0, - {true, true, true} }, /* DBG_RESET_REG_MISC_PL_UA */ + {true, true} }, /* DBG_RESET_REG_MISC_PL_UA */ { MISC_REG_RESET_PL_HV, 0x0, - {true, true, true} }, /* DBG_RESET_REG_MISC_PL_HV */ + {true, true} }, /* DBG_RESET_REG_MISC_PL_HV */ { MISC_REG_RESET_PL_PDA_VMAIN_1, 0x4404040, - {true, true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VMAIN_1 */ + {true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VMAIN_1 */ { MISC_REG_RESET_PL_PDA_VMAIN_2, 0x7c00007, - {true, true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VMAIN_2 */ + {true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VMAIN_2 */ { MISC_REG_RESET_PL_PDA_VAUX, 0x2, - {true, true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VAUX */ + {true, true} }, /* DBG_RESET_REG_MISC_PL_PDA_VAUX */ }; static struct phy_defs s_phy_defs[] = { @@ -1410,6 +1523,26 @@ static u32 qed_read_unaligned_dword(u8 *buf) return dword; } +/* Returns the value of the specified GRC param */ +static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn, + enum dbg_grc_params grc_param) +{ + struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + + return dev_data->grc.param_val[grc_param]; +} + +/* Initializes the GRC parameters */ +static void qed_dbg_grc_init_params(struct qed_hwfn *p_hwfn) +{ + struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + + if (!dev_data->grc.params_initialized) { + qed_dbg_grc_set_params_default(p_hwfn); + dev_data->grc.params_initialized = 1; + } +} + /* Initializes debug data for the specified device */ static enum dbg_status qed_dbg_dev_init(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) @@ -1424,13 +1557,17 @@ static enum dbg_status qed_dbg_dev_init(struct qed_hwfn *p_hwfn, dev_data->mode_enable[MODE_K2] = 1; } else if (QED_IS_BB_B0(p_hwfn->cdev)) { dev_data->chip_id = CHIP_BB_B0; - dev_data->mode_enable[MODE_BB_B0] = 1; + dev_data->mode_enable[MODE_BB] = 1; } else { return DBG_STATUS_UNKNOWN_CHIP; } dev_data->platform_id = PLATFORM_ASIC; dev_data->mode_enable[MODE_ASIC] = 1; + + /* Initializes the GRC parameters */ + qed_dbg_grc_init_params(p_hwfn); + dev_data->initialized = true; return DBG_STATUS_OK; } @@ -1561,7 +1698,7 @@ static u32 qed_dump_fw_ver_param(struct qed_hwfn *p_hwfn, int printed_chars; u32 offset = 0; - if (dump) { + if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) { /* Read FW image/version from PRAM in a non-reset SEMI */ bool found = false; u8 storm_id; @@ -1622,7 +1759,7 @@ static u32 qed_dump_mfw_ver_param(struct qed_hwfn *p_hwfn, { char mfw_ver_str[16] = EMPTY_FW_VERSION_STR; - if (dump) { + if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) { u32 global_section_offsize, global_section_addr, mfw_ver; u32 public_data_addr, global_section_offsize_addr; int printed_chars; @@ -1683,15 +1820,13 @@ static u32 qed_dump_common_global_params(struct qed_hwfn *p_hwfn, bool dump, u8 num_specific_global_params) { + u8 num_params = NUM_COMMON_GLOBAL_PARAMS + num_specific_global_params; struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; u32 offset = 0; /* Find platform string and dump global params section header */ offset += qed_dump_section_hdr(dump_buf + offset, - dump, - "global_params", - NUM_COMMON_GLOBAL_PARAMS + - num_specific_global_params); + dump, "global_params", num_params); /* Store params */ offset += qed_dump_fw_ver_param(p_hwfn, p_ptt, dump_buf + offset, dump); @@ -1815,37 +1950,6 @@ static bool qed_is_mode_match(struct qed_hwfn *p_hwfn, u16 *modes_buf_offset) } } -/* Returns the value of the specified GRC param */ -static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn, - enum dbg_grc_params grc_param) -{ - struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; - - return dev_data->grc.param_val[grc_param]; -} - -/* Clear all GRC params */ -static void qed_dbg_grc_clear_params(struct qed_hwfn *p_hwfn) -{ - struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; - u32 i; - - for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) - dev_data->grc.param_set_by_user[i] = 0; -} - -/* Assign default GRC param values */ -static void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn) -{ - struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; - u32 i; - - for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) - if (!dev_data->grc.param_set_by_user[i]) - dev_data->grc.param_val[i] = - s_grc_param_defs[i].default_val[dev_data->chip_id]; -} - /* Returns true if the specified entity (indicated by GRC param) should be * included in the dump, false otherwise. */ @@ -1971,7 +2075,7 @@ static void qed_grc_unreset_blocks(struct qed_hwfn *p_hwfn, } } -/* Returns the attention name offsets of the specified block */ +/* Returns the attention block data of the specified block */ static const struct dbg_attn_block_type_data * qed_get_block_attn_data(enum block_id block_id, enum dbg_attn_type attn_type) { @@ -2040,7 +2144,7 @@ static void qed_grc_clear_all_prty(struct qed_hwfn *p_hwfn, * The following parameters are dumped: * - 'count' = num_dumped_entries * - 'split' = split_type - * - 'id'i = split_id (dumped only if split_id >= 0) + * - 'id' = split_id (dumped only if split_id >= 0) * - 'param_name' = param_val (user param, dumped only if param_name != NULL and * param_val != NULL) */ @@ -2069,21 +2173,81 @@ static u32 qed_grc_dump_regs_hdr(u32 *dump_buf, return offset; } -/* Dumps GRC register/memory. Returns the dumped size in dwords. */ +/* Dumps the GRC registers in the specified address range. + * Returns the dumped size in dwords. + */ +static u32 qed_grc_dump_addr_range(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *dump_buf, + bool dump, u32 addr, u32 len) +{ + u32 byte_addr = DWORDS_TO_BYTES(addr), offset = 0, i; + + if (dump) + for (i = 0; i < len; i++, byte_addr += BYTES_IN_DWORD, offset++) + *(dump_buf + offset) = qed_rd(p_hwfn, p_ptt, byte_addr); + else + offset += len; + return offset; +} + +/* Dumps GRC registers sequence header. Returns the dumped size in dwords. */ +static u32 qed_grc_dump_reg_entry_hdr(u32 *dump_buf, bool dump, u32 addr, + u32 len) +{ + if (dump) + *dump_buf = addr | (len << REG_DUMP_LEN_SHIFT); + return 1; +} + +/* Dumps GRC registers sequence. Returns the dumped size in dwords. */ static u32 qed_grc_dump_reg_entry(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 *dump_buf, bool dump, u32 addr, u32 len) { - u32 offset = 0, i; + u32 offset = 0; + + offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, len); + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, dump, addr, len); + return offset; +} + +/* Dumps GRC registers sequence with skip cycle. + * Returns the dumped size in dwords. + */ +static u32 qed_grc_dump_reg_entry_skip(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *dump_buf, + bool dump, u32 addr, u32 total_len, + u32 read_len, u32 skip_len) +{ + u32 offset = 0, reg_offset = 0; + offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, total_len); if (dump) { - *(dump_buf + offset++) = addr | (len << REG_DUMP_LEN_SHIFT); - for (i = 0; i < len; i++, addr++, offset++) - *(dump_buf + offset) = qed_rd(p_hwfn, - p_ptt, - DWORDS_TO_BYTES(addr)); + while (reg_offset < total_len) { + u32 curr_len = min_t(u32, + read_len, + total_len - reg_offset); + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, + dump, addr, curr_len); + reg_offset += curr_len; + addr += curr_len; + if (reg_offset < total_len) { + curr_len = min_t(u32, + skip_len, + total_len - skip_len); + memset(dump_buf + offset, 0, + DWORDS_TO_BYTES(curr_len)); + offset += curr_len; + reg_offset += curr_len; + addr += curr_len; + } + } } else { - offset += len + 1; + offset += total_len; } return offset; @@ -2124,14 +2288,17 @@ static u32 qed_grc_dump_regs_entries(struct qed_hwfn *p_hwfn, const struct dbg_dump_reg *reg = (const struct dbg_dump_reg *) &input_regs_arr.ptr[input_offset]; + u32 addr, len; + addr = GET_FIELD(reg->data, + DBG_DUMP_REG_ADDRESS); + len = GET_FIELD(reg->data, DBG_DUMP_REG_LENGTH); offset += - qed_grc_dump_reg_entry(p_hwfn, p_ptt, - dump_buf + offset, dump, - GET_FIELD(reg->data, - DBG_DUMP_REG_ADDRESS), - GET_FIELD(reg->data, - DBG_DUMP_REG_LENGTH)); + qed_grc_dump_reg_entry(p_hwfn, p_ptt, + dump_buf + offset, + dump, + addr, + len); (*num_dumped_reg_entries)++; } } else { @@ -2194,8 +2361,14 @@ static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, const char *param_name, const char *param_val) { struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + struct chip_platform_defs *p_platform_defs; u32 offset = 0, input_offset = 0; - u8 port_id, pf_id; + struct chip_defs *p_chip_defs; + u8 port_id, pf_id, vf_id; + u16 fid; + + p_chip_defs = &s_chip_defs[dev_data->chip_id]; + p_platform_defs = &p_chip_defs->per_platform[dev_data->platform_id]; if (dump) DP_VERBOSE(p_hwfn, QED_MSG_DEBUG, "Dumping registers...\n"); @@ -2214,7 +2387,6 @@ static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, switch (split_type_id) { case SPLIT_TYPE_NONE: - case SPLIT_TYPE_VF: offset += qed_grc_dump_split_data(p_hwfn, p_ptt, curr_input_regs_arr, @@ -2227,10 +2399,7 @@ static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, param_val); break; case SPLIT_TYPE_PORT: - for (port_id = 0; - port_id < - s_chip_defs[dev_data->chip_id]. - per_platform[dev_data->platform_id].num_ports; + for (port_id = 0; port_id < p_platform_defs->num_ports; port_id++) { if (dump) qed_port_pretend(p_hwfn, p_ptt, @@ -2247,20 +2416,48 @@ static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, break; case SPLIT_TYPE_PF: case SPLIT_TYPE_PORT_PF: - for (pf_id = 0; - pf_id < - s_chip_defs[dev_data->chip_id]. - per_platform[dev_data->platform_id].num_pfs; + for (pf_id = 0; pf_id < p_platform_defs->num_pfs; pf_id++) { - if (dump) - qed_fid_pretend(p_hwfn, p_ptt, pf_id); - offset += qed_grc_dump_split_data(p_hwfn, - p_ptt, - curr_input_regs_arr, - dump_buf + offset, - dump, block_enable, - "pf", pf_id, param_name, - param_val); + u8 pfid_shift = + PXP_PRETEND_CONCRETE_FID_PFID_SHIFT; + + if (dump) { + fid = pf_id << pfid_shift; + qed_fid_pretend(p_hwfn, p_ptt, fid); + } + + offset += + qed_grc_dump_split_data(p_hwfn, p_ptt, + curr_input_regs_arr, + dump_buf + offset, + dump, block_enable, + "pf", pf_id, + param_name, + param_val); + } + break; + case SPLIT_TYPE_VF: + for (vf_id = 0; vf_id < p_platform_defs->num_vfs; + vf_id++) { + u8 vfvalid_shift = + PXP_PRETEND_CONCRETE_FID_VFVALID_SHIFT; + u8 vfid_shift = + PXP_PRETEND_CONCRETE_FID_VFID_SHIFT; + + if (dump) { + fid = BIT(vfvalid_shift) | + (vf_id << vfid_shift); + qed_fid_pretend(p_hwfn, p_ptt, fid); + } + + offset += + qed_grc_dump_split_data(p_hwfn, p_ptt, + curr_input_regs_arr, + dump_buf + offset, + dump, block_enable, + "vf", vf_id, + param_name, + param_val); } break; default: @@ -2271,8 +2468,11 @@ static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, } /* Pretend to original PF */ - if (dump) - qed_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id); + if (dump) { + fid = p_hwfn->rel_pf_id << PXP_PRETEND_CONCRETE_FID_PFID_SHIFT; + qed_fid_pretend(p_hwfn, p_ptt, fid); + } + return offset; } @@ -2291,13 +2491,14 @@ static u32 qed_grc_dump_reset_regs(struct qed_hwfn *p_hwfn, /* Write reset registers */ for (i = 0; i < MAX_DBG_RESET_REGS; i++) { if (s_reset_regs_defs[i].exists[dev_data->chip_id]) { + u32 addr = BYTES_TO_DWORDS(s_reset_regs_defs[i].addr); + offset += qed_grc_dump_reg_entry(p_hwfn, p_ptt, dump_buf + offset, dump, - BYTES_TO_DWORDS - (s_reset_regs_defs - [i].addr), 1); + addr, + 1); num_regs++; } } @@ -2339,6 +2540,7 @@ static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, &attn_reg_arr[reg_idx]; u16 modes_buf_offset; bool eval_mode; + u32 addr; /* Check mode */ eval_mode = GET_FIELD(reg_data->mode.data, @@ -2349,19 +2551,23 @@ static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, if (!eval_mode || qed_is_mode_match(p_hwfn, &modes_buf_offset)) { /* Mode match - read and dump registers */ - offset += qed_grc_dump_reg_entry(p_hwfn, - p_ptt, - dump_buf + offset, - dump, - reg_data->mask_address, - 1); - offset += qed_grc_dump_reg_entry(p_hwfn, - p_ptt, - dump_buf + offset, - dump, - GET_FIELD(reg_data->data, - DBG_ATTN_REG_STS_ADDRESS), - 1); + addr = reg_data->mask_address; + offset += + qed_grc_dump_reg_entry(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + 1); + addr = GET_FIELD(reg_data->data, + DBG_ATTN_REG_STS_ADDRESS); + offset += + qed_grc_dump_reg_entry(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + 1); num_reg_entries += 2; } } @@ -2369,18 +2575,21 @@ static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, /* Write storm stall status registers */ for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { + u32 addr; + if (dev_data->block_in_reset[s_storm_defs[storm_id].block_id] && dump) continue; + addr = + BYTES_TO_DWORDS(s_storm_defs[storm_id].sem_fast_mem_addr + + SEM_FAST_REG_STALLED); offset += qed_grc_dump_reg_entry(p_hwfn, - p_ptt, - dump_buf + offset, - dump, - BYTES_TO_DWORDS(s_storm_defs[storm_id]. - sem_fast_mem_addr + - SEM_FAST_REG_STALLED), - 1); + p_ptt, + dump_buf + offset, + dump, + addr, + 1); num_reg_entries++; } @@ -2392,11 +2601,47 @@ static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, return offset; } +/* Dumps registers that can't be represented in the debug arrays */ +static u32 qed_grc_dump_special_regs(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *dump_buf, bool dump) +{ + u32 offset = 0, addr; + + offset += qed_grc_dump_regs_hdr(dump_buf, + dump, 2, "eng", -1, NULL, NULL); + + /* Dump R/TDIF_REG_DEBUG_ERROR_INFO_SIZE (every 8'th register should be + * skipped). + */ + addr = BYTES_TO_DWORDS(RDIF_REG_DEBUG_ERROR_INFO); + offset += qed_grc_dump_reg_entry_skip(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + RDIF_REG_DEBUG_ERROR_INFO_SIZE, + 7, + 1); + addr = BYTES_TO_DWORDS(TDIF_REG_DEBUG_ERROR_INFO); + offset += + qed_grc_dump_reg_entry_skip(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + TDIF_REG_DEBUG_ERROR_INFO_SIZE, + 7, + 1); + + return offset; +} + /* Dumps a GRC memory header (section and params). * The following parameters are dumped: * name - name is dumped only if it's not NULL. - * addr - byte_addr is dumped only if name is NULL. - * len - dword_len is always dumped. + * addr - addr is dumped only if name is NULL. + * len - len is always dumped. * width - bit_width is dumped if it's not zero. * packed - packed=1 is dumped if it's not false. * mem_group - mem_group is always dumped. @@ -2408,8 +2653,8 @@ static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn, u32 *dump_buf, bool dump, const char *name, - u32 byte_addr, - u32 dword_len, + u32 addr, + u32 len, u32 bit_width, bool packed, const char *mem_group, @@ -2419,7 +2664,7 @@ static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn, u32 offset = 0; char buf[64]; - if (!dword_len) + if (!len) DP_NOTICE(p_hwfn, "Unexpected GRC Dump error: dumped memory size must be non-zero\n"); if (bit_width) @@ -2446,20 +2691,21 @@ static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn, DP_VERBOSE(p_hwfn, QED_MSG_DEBUG, "Dumping %d registers from %s...\n", - dword_len, buf); + len, buf); } else { /* Dump address */ offset += qed_dump_num_param(dump_buf + offset, - dump, "addr", byte_addr); - if (dump && dword_len > 64) + dump, "addr", + DWORDS_TO_BYTES(addr)); + if (dump && len > 64) DP_VERBOSE(p_hwfn, QED_MSG_DEBUG, "Dumping %d registers from address 0x%x...\n", - dword_len, byte_addr); + len, (u32)DWORDS_TO_BYTES(addr)); } /* Dump len */ - offset += qed_dump_num_param(dump_buf + offset, dump, "len", dword_len); + offset += qed_dump_num_param(dump_buf + offset, dump, "len", len); /* Dump bit width */ if (bit_width) @@ -2492,8 +2738,8 @@ static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn, u32 *dump_buf, bool dump, const char *name, - u32 byte_addr, - u32 dword_len, + u32 addr, + u32 len, u32 bit_width, bool packed, const char *mem_group, @@ -2505,21 +2751,14 @@ static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn, dump_buf + offset, dump, name, - byte_addr, - dword_len, + addr, + len, bit_width, packed, mem_group, is_storm, storm_letter); - if (dump) { - u32 i; - - for (i = 0; i < dword_len; - i++, byte_addr += BYTES_IN_DWORD, offset++) - *(dump_buf + offset) = qed_rd(p_hwfn, p_ptt, byte_addr); - } else { - offset += dword_len; - } - + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, dump, addr, len); return offset; } @@ -2575,25 +2814,41 @@ static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn, if (qed_grc_is_mem_included(p_hwfn, (enum block_id)cond_hdr->block_id, mem_group_id)) { - u32 mem_byte_addr = - DWORDS_TO_BYTES(GET_FIELD(mem->dword0, - DBG_DUMP_MEM_ADDRESS)); + u32 mem_addr = GET_FIELD(mem->dword0, + DBG_DUMP_MEM_ADDRESS); u32 mem_len = GET_FIELD(mem->dword1, DBG_DUMP_MEM_LENGTH); + enum dbg_grc_params grc_param; char storm_letter = 'a'; bool is_storm = false; /* Update memory length for CCFC/TCFC memories * according to number of LCIDs/LTIDs. */ - if (mem_group_id == MEM_GROUP_CONN_CFC_MEM) + if (mem_group_id == MEM_GROUP_CONN_CFC_MEM) { + if (mem_len % MAX_LCIDS != 0) { + DP_NOTICE(p_hwfn, + "Invalid CCFC connection memory size\n"); + return 0; + } + + grc_param = DBG_GRC_PARAM_NUM_LCIDS; mem_len = qed_grc_get_param(p_hwfn, - DBG_GRC_PARAM_NUM_LCIDS) - * (mem_len / MAX_LCIDS); - else if (mem_group_id == MEM_GROUP_TASK_CFC_MEM) + grc_param) * + (mem_len / MAX_LCIDS); + } else if (mem_group_id == + MEM_GROUP_TASK_CFC_MEM) { + if (mem_len % MAX_LTIDS != 0) { + DP_NOTICE(p_hwfn, + "Invalid TCFC task memory size\n"); + return 0; + } + + grc_param = DBG_GRC_PARAM_NUM_LTIDS; mem_len = qed_grc_get_param(p_hwfn, - DBG_GRC_PARAM_NUM_LTIDS) - * (mem_len / MAX_LTIDS); + grc_param) * + (mem_len / MAX_LTIDS); + } /* If memory is associated with Storm, update * Storm details. @@ -2610,7 +2865,7 @@ static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn, /* Dump memory */ offset += qed_grc_dump_mem(p_hwfn, p_ptt, dump_buf + offset, dump, NULL, - mem_byte_addr, mem_len, 0, + mem_addr, mem_len, 0, false, s_mem_group_names[mem_group_id], is_storm, storm_letter); @@ -2799,29 +3054,31 @@ static u32 qed_grc_dump_iors(struct qed_hwfn *p_hwfn, u32 offset = 0; for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { - if (qed_grc_is_storm_included(p_hwfn, - (enum dbg_storms)storm_id)) { - for (set_id = 0; set_id < NUM_IOR_SETS; set_id++) { - u32 addr = - s_storm_defs[storm_id].sem_fast_mem_addr + - SEM_FAST_REG_STORM_REG_FILE + - DWORDS_TO_BYTES(IOR_SET_OFFSET(set_id)); + struct storm_defs *storm = &s_storm_defs[storm_id]; - buf[strlen(buf) - 1] = '0' + set_id; - offset += qed_grc_dump_mem(p_hwfn, - p_ptt, - dump_buf + offset, - dump, - buf, - addr, - IORS_PER_SET, - 32, - false, - "ior", - true, - s_storm_defs - [storm_id].letter); - } + if (!qed_grc_is_storm_included(p_hwfn, + (enum dbg_storms)storm_id)) + continue; + + for (set_id = 0; set_id < NUM_IOR_SETS; set_id++) { + u32 dwords, addr; + + dwords = storm->sem_fast_mem_addr + + SEM_FAST_REG_STORM_REG_FILE; + addr = BYTES_TO_DWORDS(dwords) + IOR_SET_OFFSET(set_id); + buf[strlen(buf) - 1] = '0' + set_id; + offset += qed_grc_dump_mem(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + buf, + addr, + IORS_PER_SET, + 32, + false, + "ior", + true, + storm->letter); } } @@ -2990,34 +3247,39 @@ static u32 qed_grc_dump_rss(struct qed_hwfn *p_hwfn, struct rss_mem_defs *rss_defs = &s_rss_mem_defs[rss_mem_id]; u32 num_entries = rss_defs->num_entries[dev_data->chip_id]; u32 entry_width = rss_defs->entry_width[dev_data->chip_id]; - u32 total_size = (num_entries * entry_width) / 32; + u32 total_dwords = (num_entries * entry_width) / 32; + u32 size = RSS_REG_RSS_RAM_DATA_SIZE; bool packed = (entry_width == 16); - u32 addr = rss_defs->addr; - u32 i, j; + u32 rss_addr = rss_defs->addr; + u32 i, addr; offset += qed_grc_dump_mem_hdr(p_hwfn, dump_buf + offset, dump, rss_defs->mem_name, - addr, - total_size, + 0, + total_dwords, entry_width, packed, rss_defs->type_name, false, 0); if (!dump) { - offset += total_size; + offset += total_dwords; continue; } /* Dump RSS data */ - for (i = 0; i < BYTES_TO_DWORDS(total_size); i++, addr++) { - qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, addr); - for (j = 0; j < BYTES_IN_DWORD; j++, offset++) - *(dump_buf + offset) = - qed_rd(p_hwfn, p_ptt, - RSS_REG_RSS_RAM_DATA + - DWORDS_TO_BYTES(j)); + for (i = 0; i < total_dwords; + i += RSS_REG_RSS_RAM_DATA_SIZE, rss_addr++) { + addr = BYTES_TO_DWORDS(RSS_REG_RSS_RAM_DATA); + qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, rss_addr); + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + + offset, + dump, + addr, + size); } } @@ -3030,19 +3292,19 @@ static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn, u32 *dump_buf, bool dump, u8 big_ram_id) { struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + u32 total_blocks, ram_size, offset = 0, i; char mem_name[12] = "???_BIG_RAM"; char type_name[8] = "???_RAM"; - u32 ram_size, total_blocks; - u32 offset = 0, i, j; + struct big_ram_defs *big_ram; - total_blocks = - s_big_ram_defs[big_ram_id].num_of_blocks[dev_data->chip_id]; + big_ram = &s_big_ram_defs[big_ram_id]; + total_blocks = big_ram->num_of_blocks[dev_data->chip_id]; ram_size = total_blocks * BIG_RAM_BLOCK_SIZE_DWORDS; - strncpy(type_name, s_big_ram_defs[big_ram_id].instance_name, - strlen(s_big_ram_defs[big_ram_id].instance_name)); - strncpy(mem_name, s_big_ram_defs[big_ram_id].instance_name, - strlen(s_big_ram_defs[big_ram_id].instance_name)); + strncpy(type_name, big_ram->instance_name, + strlen(big_ram->instance_name)); + strncpy(mem_name, big_ram->instance_name, + strlen(big_ram->instance_name)); /* Dump memory header */ offset += qed_grc_dump_mem_hdr(p_hwfn, @@ -3059,13 +3321,17 @@ static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn, /* Read and dump Big RAM data */ for (i = 0; i < total_blocks / 2; i++) { - qed_wr(p_hwfn, p_ptt, s_big_ram_defs[big_ram_id].addr_reg_addr, - i); - for (j = 0; j < 2 * BIG_RAM_BLOCK_SIZE_DWORDS; j++, offset++) - *(dump_buf + offset) = qed_rd(p_hwfn, p_ptt, - s_big_ram_defs[big_ram_id]. - data_reg_addr + - DWORDS_TO_BYTES(j)); + u32 addr, len; + + qed_wr(p_hwfn, p_ptt, big_ram->addr_reg_addr, i); + addr = BYTES_TO_DWORDS(big_ram->data_reg_addr); + len = 2 * BIG_RAM_BLOCK_SIZE_DWORDS; + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + len); } return offset; @@ -3075,11 +3341,11 @@ static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) { bool block_enable[MAX_BLOCK_ID] = { 0 }; + u32 offset = 0, addr; bool halted = false; - u32 offset = 0; /* Halt MCP */ - if (dump) { + if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { halted = !qed_mcp_halt(p_hwfn, p_ptt); if (!halted) DP_NOTICE(p_hwfn, "MCP halt failed!\n"); @@ -3091,7 +3357,7 @@ static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, dump_buf + offset, dump, NULL, - MCP_REG_SCRATCH, + BYTES_TO_DWORDS(MCP_REG_SCRATCH), MCP_REG_SCRATCH_SIZE, 0, false, "MCP", false, 0); @@ -3101,7 +3367,7 @@ static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, dump_buf + offset, dump, NULL, - MCP_REG_CPU_REG_FILE, + BYTES_TO_DWORDS(MCP_REG_CPU_REG_FILE), MCP_REG_CPU_REG_FILE_SIZE, 0, false, "MCP", false, 0); @@ -3115,12 +3381,13 @@ static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, /* Dump required non-MCP registers */ offset += qed_grc_dump_regs_hdr(dump_buf + offset, dump, 1, "eng", -1, "block", "MCP"); + addr = BYTES_TO_DWORDS(MISC_REG_SHARED_MEM_ADDR); offset += qed_grc_dump_reg_entry(p_hwfn, p_ptt, dump_buf + offset, dump, - BYTES_TO_DWORDS - (MISC_REG_SHARED_MEM_ADDR), 1); + addr, + 1); /* Release MCP */ if (halted && qed_mcp_resume(p_hwfn, p_ptt)) @@ -3212,7 +3479,7 @@ static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn, { u32 block_dwords = NUM_DBG_BUS_LINES * STATIC_DEBUG_LINE_DWORDS; struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; - u32 offset = 0, block_id, line_id, addr, i; + u32 offset = 0, block_id, line_id; struct block_defs *p_block_defs; if (dump) { @@ -3255,6 +3522,8 @@ static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn, if (dump && !dev_data->block_in_reset[block_id]) { u8 dbg_client_id = p_block_defs->dbg_client_id[dev_data->chip_id]; + u32 addr = BYTES_TO_DWORDS(DBG_REG_CALENDAR_OUT_DATA); + u32 len = STATIC_DEBUG_LINE_DWORDS; /* Enable block's client */ qed_bus_enable_clients(p_hwfn, p_ptt, @@ -3270,11 +3539,13 @@ static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn, 0xf, 0, 0, 0); /* Read debug line info */ - for (i = 0, addr = DBG_REG_CALENDAR_OUT_DATA; - i < STATIC_DEBUG_LINE_DWORDS; - i++, offset++, addr += BYTES_IN_DWORD) - dump_buf[offset] = qed_rd(p_hwfn, p_ptt, - addr); + offset += + qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + len); } /* Disable block's client and debug output */ @@ -3311,14 +3582,8 @@ static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn, u8 i, port_mode = 0; u32 offset = 0; - /* Check if emulation platform */ *num_dumped_dwords = 0; - /* Fill GRC parameters that were not set by the user with their default - * value. - */ - qed_dbg_grc_set_params_default(p_hwfn); - /* Find port mode */ if (dump) { switch (qed_rd(p_hwfn, p_ptt, MISC_REG_PORT_MODE)) { @@ -3370,15 +3635,14 @@ static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn, } /* Disable all parities using MFW command */ - if (dump) { + if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { parities_masked = !qed_mcp_mask_parities(p_hwfn, p_ptt, 1); if (!parities_masked) { + DP_NOTICE(p_hwfn, + "Failed to mask parities using MFW\n"); if (qed_grc_get_param (p_hwfn, DBG_GRC_PARAM_PARITY_SAFE)) return DBG_STATUS_MCP_COULD_NOT_MASK_PRTY; - else - DP_NOTICE(p_hwfn, - "Failed to mask parities using MFW\n"); } } @@ -3409,6 +3673,11 @@ static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn, offset, dump, block_enable, NULL, NULL); + + /* Dump special registers */ + offset += qed_grc_dump_special_regs(p_hwfn, + p_ptt, + dump_buf + offset, dump); } /* Dump memories */ @@ -3583,9 +3852,9 @@ static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn, } if (mode_match) { - u32 grc_addr = - DWORDS_TO_BYTES(GET_FIELD(reg->data, - DBG_IDLE_CHK_INFO_REG_ADDRESS)); + u32 addr = + GET_FIELD(reg->data, + DBG_IDLE_CHK_INFO_REG_ADDRESS); /* Write register header */ struct dbg_idle_chk_result_reg_hdr *reg_hdr = @@ -3597,16 +3866,19 @@ static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn, memset(reg_hdr, 0, sizeof(*reg_hdr)); reg_hdr->size = reg->size; SET_FIELD(reg_hdr->data, - DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, - rule->num_cond_regs + reg_id); + DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, + rule->num_cond_regs + reg_id); /* Write register values */ - for (i = 0; i < reg->size; - i++, offset++, grc_addr += 4) - dump_buf[offset] = - qed_rd(p_hwfn, p_ptt, grc_addr); - } + offset += + qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + addr, + reg->size); } + } } return offset; @@ -3621,7 +3893,7 @@ qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, { struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; u32 cond_reg_values[IDLE_CHK_MAX_ENTRIES_SIZE]; - u32 i, j, offset = 0; + u32 i, offset = 0; u16 entry_id; u8 reg_id; @@ -3664,73 +3936,83 @@ qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, if (!check_rule && dump) continue; + if (!dump) { + u32 entry_dump_size = + qed_idle_chk_dump_failure(p_hwfn, + p_ptt, + dump_buf + offset, + false, + rule->rule_id, + rule, + 0, + NULL); + + offset += num_reg_entries * entry_dump_size; + (*num_failing_rules) += num_reg_entries; + continue; + } + /* Go over all register entries (number of entries is the same * for all condition registers). */ for (entry_id = 0; entry_id < num_reg_entries; entry_id++) { /* Read current entry of all condition registers */ - if (dump) { - u32 next_reg_offset = 0; - - for (reg_id = 0; - reg_id < rule->num_cond_regs; - reg_id++) { - const struct dbg_idle_chk_cond_reg - *reg = &cond_regs[reg_id]; - - /* Find GRC address (if it's a memory, - * the address of the specific entry is - * calculated). - */ - u32 grc_addr = - DWORDS_TO_BYTES( - GET_FIELD(reg->data, - DBG_IDLE_CHK_COND_REG_ADDRESS)); - - if (reg->num_entries > 1 || - reg->start_entry > 0) { - u32 padded_entry_size = - reg->entry_size > 1 ? - roundup_pow_of_two - (reg->entry_size) : 1; - - grc_addr += - DWORDS_TO_BYTES( - (reg->start_entry + - entry_id) - * padded_entry_size); - } + u32 next_reg_offset = 0; - /* Read registers */ - if (next_reg_offset + reg->entry_size >= - IDLE_CHK_MAX_ENTRIES_SIZE) { - DP_NOTICE(p_hwfn, - "idle check registers entry is too large\n"); - return 0; - } + for (reg_id = 0; reg_id < rule->num_cond_regs; + reg_id++) { + const struct dbg_idle_chk_cond_reg *reg = + &cond_regs[reg_id]; - for (j = 0; j < reg->entry_size; - j++, next_reg_offset++, - grc_addr += 4) - cond_reg_values[next_reg_offset] = - qed_rd(p_hwfn, p_ptt, grc_addr); + /* Find GRC address (if it's a memory,the + * address of the specific entry is calculated). + */ + u32 addr = + GET_FIELD(reg->data, + DBG_IDLE_CHK_COND_REG_ADDRESS); + + if (reg->num_entries > 1 || + reg->start_entry > 0) { + u32 padded_entry_size = + reg->entry_size > 1 ? + roundup_pow_of_two(reg->entry_size) : + 1; + + addr += (reg->start_entry + entry_id) * + padded_entry_size; } + + /* Read registers */ + if (next_reg_offset + reg->entry_size >= + IDLE_CHK_MAX_ENTRIES_SIZE) { + DP_NOTICE(p_hwfn, + "idle check registers entry is too large\n"); + return 0; + } + + next_reg_offset += + qed_grc_dump_addr_range(p_hwfn, + p_ptt, + cond_reg_values + + next_reg_offset, + dump, addr, + reg->entry_size); } /* Call rule's condition function - a return value of * true indicates failure. */ if ((*cond_arr[rule->cond_id])(cond_reg_values, - imm_values) || !dump) { + imm_values)) { offset += - qed_idle_chk_dump_failure(p_hwfn, - p_ptt, - dump_buf + offset, - dump, - rule->rule_id, - rule, - entry_id, - cond_reg_values); + qed_idle_chk_dump_failure(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + rule->rule_id, + rule, + entry_id, + cond_reg_values); (*num_failing_rules)++; break; } @@ -3818,13 +4100,18 @@ static enum dbg_status qed_find_nvram_image(struct qed_hwfn *p_hwfn, struct mcp_file_att file_att; /* Call NVRAM get file command */ - if (qed_mcp_nvm_rd_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_NVM_GET_FILE_ATT, - image_type, &ret_mcp_resp, &ret_mcp_param, - &ret_txn_size, (u32 *)&file_att) != 0) - return DBG_STATUS_NVRAM_GET_IMAGE_FAILED; + int nvm_result = qed_mcp_nvm_rd_cmd(p_hwfn, + p_ptt, + DRV_MSG_CODE_NVM_GET_FILE_ATT, + image_type, + &ret_mcp_resp, + &ret_mcp_param, + &ret_txn_size, + (u32 *)&file_att); /* Check response */ - if ((ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK) + if (nvm_result || + (ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK) return DBG_STATUS_NVRAM_GET_IMAGE_FAILED; /* Update return values */ @@ -3944,7 +4231,6 @@ static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn, u32 running_mfw_addr = MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize) + QED_SECTION_SIZE(spad_trace_offsize) + trace_data_size_bytes; - enum dbg_status status; u32 nvram_image_type; *running_bundle_id = qed_rd(p_hwfn, p_ptt, running_mfw_addr); @@ -3955,30 +4241,12 @@ static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn, nvram_image_type = (*running_bundle_id == DIR_ID_1) ? NVM_TYPE_MFW_TRACE1 : NVM_TYPE_MFW_TRACE2; - status = qed_find_nvram_image(p_hwfn, - p_ptt, - nvram_image_type, - trace_meta_offset_bytes, - trace_meta_size_bytes); - - return status; -} - -/* Reads the MCP Trace data from the specified GRC address into the specified - * buffer. - */ -static void qed_mcp_trace_read_data(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 grc_addr, u32 size_in_dwords, u32 *buf) -{ - u32 i; - DP_VERBOSE(p_hwfn, - QED_MSG_DEBUG, - "mcp_trace_read_data: reading trace data of size %d dwords from GRC address 0x%x\n", - size_in_dwords, grc_addr); - for (i = 0; i < size_in_dwords; i++, grc_addr += BYTES_IN_DWORD) - buf[i] = qed_rd(p_hwfn, p_ptt, grc_addr); + return qed_find_nvram_image(p_hwfn, + p_ptt, + nvram_image_type, + trace_meta_offset_bytes, + trace_meta_size_bytes); } /* Reads the MCP Trace meta data (from NVRAM or buffer) into the specified @@ -4034,11 +4302,14 @@ static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, bool dump, u32 *num_dumped_dwords) { u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords; - u32 trace_meta_size_dwords, running_bundle_id, offset = 0; - u32 trace_meta_offset_bytes, trace_meta_size_bytes; + u32 trace_meta_size_dwords = 0, running_bundle_id, offset = 0; + u32 trace_meta_offset_bytes = 0, trace_meta_size_bytes = 0; enum dbg_status status; + bool mcp_access; int halted = 0; + mcp_access = !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP); + *num_dumped_dwords = 0; /* Get trace data info */ @@ -4060,7 +4331,7 @@ static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, * consistent if halt fails, MCP trace is taken anyway, with a small * risk that it may be corrupt. */ - if (dump) { + if (dump && mcp_access) { halted = !qed_mcp_halt(p_hwfn, p_ptt); if (!halted) DP_NOTICE(p_hwfn, "MCP halt failed!\n"); @@ -4078,13 +4349,12 @@ static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, dump, "size", trace_data_size_dwords); /* Read trace data from scratchpad into dump buffer */ - if (dump) - qed_mcp_trace_read_data(p_hwfn, - p_ptt, - trace_data_grc_addr, - trace_data_size_dwords, - dump_buf + offset); - offset += trace_data_size_dwords; + offset += qed_grc_dump_addr_range(p_hwfn, + p_ptt, + dump_buf + offset, + dump, + BYTES_TO_DWORDS(trace_data_grc_addr), + trace_data_size_dwords); /* Resume MCP (only if halt succeeded) */ if (halted && qed_mcp_resume(p_hwfn, p_ptt) != 0) @@ -4095,38 +4365,38 @@ static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, dump, "mcp_trace_meta", 1); /* Read trace meta info */ - status = qed_mcp_trace_get_meta_info(p_hwfn, - p_ptt, - trace_data_size_bytes, - &running_bundle_id, - &trace_meta_offset_bytes, - &trace_meta_size_bytes); - if (status != DBG_STATUS_OK) - return status; + if (mcp_access) { + status = qed_mcp_trace_get_meta_info(p_hwfn, + p_ptt, + trace_data_size_bytes, + &running_bundle_id, + &trace_meta_offset_bytes, + &trace_meta_size_bytes); + if (status == DBG_STATUS_OK) + trace_meta_size_dwords = + BYTES_TO_DWORDS(trace_meta_size_bytes); + } - /* Dump trace meta size param (trace_meta_size_bytes is always - * dword-aligned). - */ - trace_meta_size_dwords = BYTES_TO_DWORDS(trace_meta_size_bytes); - offset += qed_dump_num_param(dump_buf + offset, dump, "size", - trace_meta_size_dwords); + /* Dump trace meta size param */ + offset += qed_dump_num_param(dump_buf + offset, + dump, "size", trace_meta_size_dwords); /* Read trace meta image into dump buffer */ - if (dump) { + if (dump && trace_meta_size_dwords) status = qed_mcp_trace_read_meta(p_hwfn, - p_ptt, - trace_meta_offset_bytes, - trace_meta_size_bytes, - dump_buf + offset); - if (status != DBG_STATUS_OK) - return status; - } - - offset += trace_meta_size_dwords; + p_ptt, + trace_meta_offset_bytes, + trace_meta_size_bytes, + dump_buf + offset); + if (status == DBG_STATUS_OK) + offset += trace_meta_size_dwords; *num_dumped_dwords = offset; - return DBG_STATUS_OK; + /* If no mcp access, indicate that the dump doesn't contain the meta + * data from NVRAM. + */ + return mcp_access ? status : DBG_STATUS_NVRAM_GET_IMAGE_FAILED; } /* Dump GRC FIFO */ @@ -4311,9 +4581,10 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) { struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + struct fw_asserts_ram_section *asserts; char storm_letter_str[2] = "?"; struct fw_info fw_info; - u32 offset = 0, i; + u32 offset = 0; u8 storm_id; /* Dump global params */ @@ -4323,8 +4594,8 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, offset += qed_dump_str_param(dump_buf + offset, dump, "dump-type", "fw-asserts"); for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { - u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx, - last_list_idx, element_addr; + u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx; + u32 last_list_idx, addr; if (dev_data->block_in_reset[s_storm_defs[storm_id].block_id]) continue; @@ -4332,6 +4603,8 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, /* Read FW info for the current Storm */ qed_read_fw_info(p_hwfn, p_ptt, storm_id, &fw_info); + asserts = &fw_info.fw_asserts_section; + /* Dump FW Asserts section header and params */ storm_letter_str[0] = s_storm_defs[storm_id].letter; offset += qed_dump_section_hdr(dump_buf + offset, dump, @@ -4339,12 +4612,10 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, offset += qed_dump_str_param(dump_buf + offset, dump, "storm", storm_letter_str); offset += qed_dump_num_param(dump_buf + offset, dump, "size", - fw_info.fw_asserts_section. - list_element_dword_size); + asserts->list_element_dword_size); if (!dump) { - offset += fw_info.fw_asserts_section. - list_element_dword_size; + offset += asserts->list_element_dword_size; continue; } @@ -4352,28 +4623,22 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, fw_asserts_section_addr = s_storm_defs[storm_id].sem_fast_mem_addr + SEM_FAST_REG_INT_RAM + - RAM_LINES_TO_BYTES(fw_info.fw_asserts_section. - section_ram_line_offset); + RAM_LINES_TO_BYTES(asserts->section_ram_line_offset); next_list_idx_addr = fw_asserts_section_addr + - DWORDS_TO_BYTES(fw_info.fw_asserts_section. - list_next_index_dword_offset); + DWORDS_TO_BYTES(asserts->list_next_index_dword_offset); next_list_idx = qed_rd(p_hwfn, p_ptt, next_list_idx_addr); last_list_idx = (next_list_idx > 0 ? next_list_idx - : fw_info.fw_asserts_section.list_num_elements) - - 1; - element_addr = - fw_asserts_section_addr + - DWORDS_TO_BYTES(fw_info.fw_asserts_section. - list_dword_offset) + - last_list_idx * - DWORDS_TO_BYTES(fw_info.fw_asserts_section. - list_element_dword_size); - for (i = 0; - i < fw_info.fw_asserts_section.list_element_dword_size; - i++, offset++, element_addr += BYTES_IN_DWORD) - dump_buf[offset] = qed_rd(p_hwfn, p_ptt, element_addr); + : asserts->list_num_elements) - 1; + addr = BYTES_TO_DWORDS(fw_asserts_section_addr) + + asserts->list_dword_offset + + last_list_idx * asserts->list_element_dword_size; + offset += + qed_grc_dump_addr_range(p_hwfn, p_ptt, + dump_buf + offset, + dump, addr, + asserts->list_element_dword_size); } /* Dump last section */ @@ -4386,13 +4651,10 @@ static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, enum dbg_status qed_dbg_set_bin_ptr(const u8 * const bin_ptr) { /* Convert binary data to debug arrays */ - u32 num_of_buffers = *(u32 *)bin_ptr; - struct bin_buffer_hdr *buf_array; + struct bin_buffer_hdr *buf_array = (struct bin_buffer_hdr *)bin_ptr; u8 buf_id; - buf_array = (struct bin_buffer_hdr *)((u32 *)bin_ptr + 1); - - for (buf_id = 0; buf_id < num_of_buffers; buf_id++) { + for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) { s_dbg_arrays[buf_id].ptr = (u32 *)(bin_ptr + buf_array[buf_id].offset); s_dbg_arrays[buf_id].size_in_dwords = @@ -4402,6 +4664,17 @@ enum dbg_status qed_dbg_set_bin_ptr(const u8 * const bin_ptr) return DBG_STATUS_OK; } +/* Assign default GRC param values */ +void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn) +{ + struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; + u32 i; + + for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) + dev_data->grc.param_val[i] = + s_grc_param_defs[i].default_val[dev_data->chip_id]; +} + enum dbg_status qed_dbg_grc_get_dump_buf_size(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 *buf_size) @@ -4441,8 +4714,9 @@ enum dbg_status qed_dbg_grc_dump(struct qed_hwfn *p_hwfn, /* GRC Dump */ status = qed_grc_dump(p_hwfn, p_ptt, dump_buf, true, num_dumped_dwords); - /* Clear all GRC params */ - qed_dbg_grc_clear_params(p_hwfn); + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + return status; } @@ -4495,6 +4769,10 @@ enum dbg_status qed_dbg_idle_chk_dump(struct qed_hwfn *p_hwfn, /* Idle Check Dump */ *num_dumped_dwords = qed_idle_chk_dump(p_hwfn, p_ptt, dump_buf, true); + + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + return DBG_STATUS_OK; } @@ -4519,11 +4797,15 @@ enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn, u32 needed_buf_size_in_dwords; enum dbg_status status; - status = qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn, p_ptt, + /* validate buffer size */ + status = + qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn, p_ptt, &needed_buf_size_in_dwords); - if (status != DBG_STATUS_OK) + if (status != DBG_STATUS_OK && + status != DBG_STATUS_NVRAM_GET_IMAGE_FAILED) return status; + if (buf_size_in_dwords < needed_buf_size_in_dwords) return DBG_STATUS_DUMP_BUF_TOO_SMALL; @@ -4531,8 +4813,13 @@ enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn, qed_update_blocks_reset_state(p_hwfn, p_ptt); /* Perform dump */ - return qed_mcp_trace_dump(p_hwfn, - p_ptt, dump_buf, true, num_dumped_dwords); + status = qed_mcp_trace_dump(p_hwfn, + p_ptt, dump_buf, true, num_dumped_dwords); + + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + + return status; } enum dbg_status qed_dbg_reg_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, @@ -4567,8 +4854,14 @@ enum dbg_status qed_dbg_reg_fifo_dump(struct qed_hwfn *p_hwfn, /* Update reset state */ qed_update_blocks_reset_state(p_hwfn, p_ptt); - return qed_reg_fifo_dump(p_hwfn, - p_ptt, dump_buf, true, num_dumped_dwords); + + status = qed_reg_fifo_dump(p_hwfn, + p_ptt, dump_buf, true, num_dumped_dwords); + + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + + return status; } enum dbg_status qed_dbg_igu_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, @@ -4603,8 +4896,13 @@ enum dbg_status qed_dbg_igu_fifo_dump(struct qed_hwfn *p_hwfn, /* Update reset state */ qed_update_blocks_reset_state(p_hwfn, p_ptt); - return qed_igu_fifo_dump(p_hwfn, - p_ptt, dump_buf, true, num_dumped_dwords); + + status = qed_igu_fifo_dump(p_hwfn, + p_ptt, dump_buf, true, num_dumped_dwords); + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + + return status; } enum dbg_status @@ -4641,9 +4939,16 @@ enum dbg_status qed_dbg_protection_override_dump(struct qed_hwfn *p_hwfn, /* Update reset state */ qed_update_blocks_reset_state(p_hwfn, p_ptt); - return qed_protection_override_dump(p_hwfn, - p_ptt, - dump_buf, true, num_dumped_dwords); + + status = qed_protection_override_dump(p_hwfn, + p_ptt, + dump_buf, + true, num_dumped_dwords); + + /* Revert GRC params to their default */ + qed_dbg_grc_set_params_default(p_hwfn); + + return status; } enum dbg_status qed_dbg_fw_asserts_get_dump_buf_size(struct qed_hwfn *p_hwfn, @@ -5045,13 +5350,10 @@ static char s_temp_buf[MAX_MSG_LEN]; enum dbg_status qed_dbg_user_set_bin_ptr(const u8 * const bin_ptr) { /* Convert binary data to debug arrays */ - u32 num_of_buffers = *(u32 *)bin_ptr; - struct bin_buffer_hdr *buf_array; + struct bin_buffer_hdr *buf_array = (struct bin_buffer_hdr *)bin_ptr; u8 buf_id; - buf_array = (struct bin_buffer_hdr *)((u32 *)bin_ptr + 1); - - for (buf_id = 0; buf_id < num_of_buffers; buf_id++) { + for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) { s_dbg_arrays[buf_id].ptr = (u32 *)(bin_ptr + buf_array[buf_id].offset); s_dbg_arrays[buf_id].size_in_dwords = @@ -5874,16 +6176,16 @@ static enum dbg_status qed_parse_reg_fifo_dump(struct qed_hwfn *p_hwfn, results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset), - "raw: 0x%016llx, address: 0x%07llx, access: %-5s, pf: %2lld, vf: %s, port: %lld, privilege: %-3s, protection: %-12s, master: %-4s, errors: ", + "raw: 0x%016llx, address: 0x%07x, access: %-5s, pf: %2d, vf: %s, port: %d, privilege: %-3s, protection: %-12s, master: %-4s, errors: ", elements[i].data, - GET_FIELD(elements[i].data, + (u32)GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ADDRESS) * REG_FIFO_ELEMENT_ADDR_FACTOR, s_access_strs[GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ACCESS)], - GET_FIELD(elements[i].data, - REG_FIFO_ELEMENT_PF), vf_str, - GET_FIELD(elements[i].data, + (u32)GET_FIELD(elements[i].data, + REG_FIFO_ELEMENT_PF), vf_str, + (u32)GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_PORT), s_privilege_strs[GET_FIELD(elements[i]. data, @@ -6189,13 +6491,13 @@ qed_parse_protection_override_dump(struct qed_hwfn *p_hwfn, results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset), - "window %2d, address: 0x%07x, size: %7lld regs, read: %lld, write: %lld, read protection: %-12s, write protection: %-12s\n", + "window %2d, address: 0x%07x, size: %7d regs, read: %d, write: %d, read protection: %-12s, write protection: %-12s\n", i, address, - GET_FIELD(elements[i].data, + (u32)GET_FIELD(elements[i].data, PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE), - GET_FIELD(elements[i].data, + (u32)GET_FIELD(elements[i].data, PROTECTION_OVERRIDE_ELEMENT_READ), - GET_FIELD(elements[i].data, + (u32)GET_FIELD(elements[i].data, PROTECTION_OVERRIDE_ELEMENT_WRITE), s_protection_strs[GET_FIELD(elements[i].data, PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION)], @@ -6508,7 +6810,7 @@ static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn, */ rc = qed_features_lookup[feature_idx].get_size(p_hwfn, p_ptt, &buf_size_dwords); - if (rc != DBG_STATUS_OK) + if (rc != DBG_STATUS_OK && rc != DBG_STATUS_NVRAM_GET_IMAGE_FAILED) return rc; feature->buf_size = buf_size_dwords * sizeof(u32); feature->dump_buf = vmalloc(feature->buf_size); diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index e518f914eab1..fad73195010d 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -75,7 +75,8 @@ enum BAR_ID { BAR_ID_1 /* Used for doorbells */ }; -static u32 qed_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id) +static u32 qed_hw_bar_size(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, enum BAR_ID bar_id) { u32 bar_reg = (bar_id == BAR_ID_0 ? PGLUE_B_REG_PF_BAR0_SIZE : PGLUE_B_REG_PF_BAR1_SIZE); @@ -84,7 +85,7 @@ static u32 qed_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id) if (IS_VF(p_hwfn->cdev)) return 1 << 17; - val = qed_rd(p_hwfn, p_hwfn->p_main_ptt, bar_reg); + val = qed_rd(p_hwfn, p_ptt, bar_reg); if (val) return 1 << (val + 15); @@ -186,195 +187,569 @@ void qed_resc_free(struct qed_dev *cdev) } } -static int qed_init_qm_info(struct qed_hwfn *p_hwfn, bool b_sleepable) +/******************** QM initialization *******************/ +#define ACTIVE_TCS_BMAP 0x9f +#define ACTIVE_TCS_BMAP_4PORT_K2 0xf + +/* determines the physical queue flags for a given PF. */ +static u32 qed_get_pq_flags(struct qed_hwfn *p_hwfn) { - u8 num_vports, vf_offset = 0, i, vport_id, num_ports, curr_queue = 0; - struct qed_qm_info *qm_info = &p_hwfn->qm_info; - struct init_qm_port_params *p_qm_port; - bool init_rdma_offload_pq = false; - bool init_pure_ack_pq = false; - bool init_ooo_pq = false; - u16 num_pqs, multi_cos_tcs = 1; - u8 pf_wfq = qm_info->pf_wfq; - u32 pf_rl = qm_info->pf_rl; - u16 num_pf_rls = 0; - u16 num_vfs = 0; - -#ifdef CONFIG_QED_SRIOV - if (p_hwfn->cdev->p_iov_info) - num_vfs = p_hwfn->cdev->p_iov_info->total_vfs; -#endif - memset(qm_info, 0, sizeof(*qm_info)); + u32 flags; - num_pqs = multi_cos_tcs + num_vfs + 1; /* The '1' is for pure-LB */ - num_vports = (u8)RESC_NUM(p_hwfn, QED_VPORT); + /* common flags */ + flags = PQ_FLAGS_LB; - if (p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE) { - num_pqs++; /* for RoCE queue */ - init_rdma_offload_pq = true; - /* we subtract num_vfs because each require a rate limiter, - * and one default rate limiter - */ - if (p_hwfn->pf_params.rdma_pf_params.enable_dcqcn) - num_pf_rls = RESC_NUM(p_hwfn, QED_RL) - num_vfs - 1; + /* feature flags */ + if (IS_QED_SRIOV(p_hwfn->cdev)) + flags |= PQ_FLAGS_VFS; - num_pqs += num_pf_rls; - qm_info->num_pf_rls = (u8) num_pf_rls; + /* protocol flags */ + switch (p_hwfn->hw_info.personality) { + case QED_PCI_ETH: + flags |= PQ_FLAGS_MCOS; + break; + case QED_PCI_FCOE: + flags |= PQ_FLAGS_OFLD; + break; + case QED_PCI_ISCSI: + flags |= PQ_FLAGS_ACK | PQ_FLAGS_OOO | PQ_FLAGS_OFLD; + break; + case QED_PCI_ETH_ROCE: + flags |= PQ_FLAGS_MCOS | PQ_FLAGS_OFLD | PQ_FLAGS_LLT; + break; + default: + DP_ERR(p_hwfn, + "unknown personality %d\n", p_hwfn->hw_info.personality); + return 0; } - if (p_hwfn->hw_info.personality == QED_PCI_ISCSI) { - num_pqs += 2; /* for iSCSI pure-ACK / OOO queue */ - init_pure_ack_pq = true; - init_ooo_pq = true; - } + return flags; +} - /* Sanity checking that setup requires legal number of resources */ - if (num_pqs > RESC_NUM(p_hwfn, QED_PQ)) { - DP_ERR(p_hwfn, - "Need too many Physical queues - 0x%04x when only %04x are available\n", - num_pqs, RESC_NUM(p_hwfn, QED_PQ)); - return -EINVAL; - } +/* Getters for resource amounts necessary for qm initialization */ +u8 qed_init_qm_get_num_tcs(struct qed_hwfn *p_hwfn) +{ + return p_hwfn->hw_info.num_hw_tc; +} - /* PQs will be arranged as follows: First per-TC PQ then pure-LB quete. - */ - qm_info->qm_pq_params = kcalloc(num_pqs, - sizeof(struct init_qm_pq_params), - b_sleepable ? GFP_KERNEL : GFP_ATOMIC); - if (!qm_info->qm_pq_params) - goto alloc_err; +u16 qed_init_qm_get_num_vfs(struct qed_hwfn *p_hwfn) +{ + return IS_QED_SRIOV(p_hwfn->cdev) ? + p_hwfn->cdev->p_iov_info->total_vfs : 0; +} - qm_info->qm_vport_params = kcalloc(num_vports, - sizeof(struct init_qm_vport_params), - b_sleepable ? GFP_KERNEL - : GFP_ATOMIC); - if (!qm_info->qm_vport_params) - goto alloc_err; +#define NUM_DEFAULT_RLS 1 - qm_info->qm_port_params = kcalloc(MAX_NUM_PORTS, - sizeof(struct init_qm_port_params), - b_sleepable ? GFP_KERNEL - : GFP_ATOMIC); - if (!qm_info->qm_port_params) - goto alloc_err; +u16 qed_init_qm_get_num_pf_rls(struct qed_hwfn *p_hwfn) +{ + u16 num_pf_rls, num_vfs = qed_init_qm_get_num_vfs(p_hwfn); - qm_info->wfq_data = kcalloc(num_vports, sizeof(struct qed_wfq_data), - b_sleepable ? GFP_KERNEL : GFP_ATOMIC); - if (!qm_info->wfq_data) - goto alloc_err; + /* num RLs can't exceed resource amount of rls or vports */ + num_pf_rls = (u16) min_t(u32, RESC_NUM(p_hwfn, QED_RL), + RESC_NUM(p_hwfn, QED_VPORT)); - vport_id = (u8)RESC_START(p_hwfn, QED_VPORT); + /* Make sure after we reserve there's something left */ + if (num_pf_rls < num_vfs + NUM_DEFAULT_RLS) + return 0; - /* First init rate limited queues */ - for (curr_queue = 0; curr_queue < num_pf_rls; curr_queue++) { - qm_info->qm_pq_params[curr_queue].vport_id = vport_id++; - qm_info->qm_pq_params[curr_queue].tc_id = - p_hwfn->hw_info.non_offload_tc; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - qm_info->qm_pq_params[curr_queue].rl_valid = 1; - } + /* subtract rls necessary for VFs and one default one for the PF */ + num_pf_rls -= num_vfs + NUM_DEFAULT_RLS; - /* First init per-TC PQs */ - for (i = 0; i < multi_cos_tcs; i++) { - struct init_qm_pq_params *params = - &qm_info->qm_pq_params[curr_queue++]; + return num_pf_rls; +} - if (p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE || - p_hwfn->hw_info.personality == QED_PCI_ETH) { - params->vport_id = vport_id; - params->tc_id = p_hwfn->hw_info.non_offload_tc; - params->wrr_group = 1; - } else { - params->vport_id = vport_id; - params->tc_id = p_hwfn->hw_info.offload_tc; - params->wrr_group = 1; - } - } +u16 qed_init_qm_get_num_vports(struct qed_hwfn *p_hwfn) +{ + u32 pq_flags = qed_get_pq_flags(p_hwfn); - /* Then init pure-LB PQ */ - qm_info->pure_lb_pq = curr_queue; - qm_info->qm_pq_params[curr_queue].vport_id = - (u8) RESC_START(p_hwfn, QED_VPORT); - qm_info->qm_pq_params[curr_queue].tc_id = PURE_LB_TC; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - curr_queue++; - - qm_info->offload_pq = 0; - if (init_rdma_offload_pq) { - qm_info->offload_pq = curr_queue; - qm_info->qm_pq_params[curr_queue].vport_id = vport_id; - qm_info->qm_pq_params[curr_queue].tc_id = - p_hwfn->hw_info.offload_tc; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - curr_queue++; - } - - if (init_pure_ack_pq) { - qm_info->pure_ack_pq = curr_queue; - qm_info->qm_pq_params[curr_queue].vport_id = vport_id; - qm_info->qm_pq_params[curr_queue].tc_id = - p_hwfn->hw_info.offload_tc; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - curr_queue++; - } - - if (init_ooo_pq) { - qm_info->ooo_pq = curr_queue; - qm_info->qm_pq_params[curr_queue].vport_id = vport_id; - qm_info->qm_pq_params[curr_queue].tc_id = DCBX_ISCSI_OOO_TC; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - curr_queue++; - } - - /* Then init per-VF PQs */ - vf_offset = curr_queue; - for (i = 0; i < num_vfs; i++) { - /* First vport is used by the PF */ - qm_info->qm_pq_params[curr_queue].vport_id = vport_id + i + 1; - qm_info->qm_pq_params[curr_queue].tc_id = - p_hwfn->hw_info.non_offload_tc; - qm_info->qm_pq_params[curr_queue].wrr_group = 1; - qm_info->qm_pq_params[curr_queue].rl_valid = 1; - curr_queue++; - } - - qm_info->vf_queues_offset = vf_offset; - qm_info->num_pqs = num_pqs; - qm_info->num_vports = num_vports; + /* all pqs share the same vport, except for vfs and pf_rl pqs */ + return (!!(PQ_FLAGS_RLS & pq_flags)) * + qed_init_qm_get_num_pf_rls(p_hwfn) + + (!!(PQ_FLAGS_VFS & pq_flags)) * + qed_init_qm_get_num_vfs(p_hwfn) + 1; +} + +/* calc amount of PQs according to the requested flags */ +u16 qed_init_qm_get_num_pqs(struct qed_hwfn *p_hwfn) +{ + u32 pq_flags = qed_get_pq_flags(p_hwfn); + return (!!(PQ_FLAGS_RLS & pq_flags)) * + qed_init_qm_get_num_pf_rls(p_hwfn) + + (!!(PQ_FLAGS_MCOS & pq_flags)) * + qed_init_qm_get_num_tcs(p_hwfn) + + (!!(PQ_FLAGS_LB & pq_flags)) + (!!(PQ_FLAGS_OOO & pq_flags)) + + (!!(PQ_FLAGS_ACK & pq_flags)) + (!!(PQ_FLAGS_OFLD & pq_flags)) + + (!!(PQ_FLAGS_LLT & pq_flags)) + + (!!(PQ_FLAGS_VFS & pq_flags)) * qed_init_qm_get_num_vfs(p_hwfn); +} + +/* initialize the top level QM params */ +static void qed_init_qm_params(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + bool four_port; + + /* pq and vport bases for this PF */ + qm_info->start_pq = (u16) RESC_START(p_hwfn, QED_PQ); + qm_info->start_vport = (u8) RESC_START(p_hwfn, QED_VPORT); + + /* rate limiting and weighted fair queueing are always enabled */ + qm_info->vport_rl_en = 1; + qm_info->vport_wfq_en = 1; + + /* TC config is different for AH 4 port */ + four_port = p_hwfn->cdev->num_ports_in_engines == MAX_NUM_PORTS_K2; + + /* in AH 4 port we have fewer TCs per port */ + qm_info->max_phys_tcs_per_port = four_port ? NUM_PHYS_TCS_4PORT_K2 : + NUM_OF_PHYS_TCS; + + /* unless MFW indicated otherwise, ooo_tc == 3 for + * AH 4-port and 4 otherwise. + */ + if (!qm_info->ooo_tc) + qm_info->ooo_tc = four_port ? DCBX_TCP_OOO_K2_4PORT_TC : + DCBX_TCP_OOO_TC; +} + +/* initialize qm vport params */ +static void qed_init_qm_vport_params(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + u8 i; + + /* all vports participate in weighted fair queueing */ + for (i = 0; i < qed_init_qm_get_num_vports(p_hwfn); i++) + qm_info->qm_vport_params[i].vport_wfq = 1; +} + +/* initialize qm port params */ +static void qed_init_qm_port_params(struct qed_hwfn *p_hwfn) +{ /* Initialize qm port parameters */ - num_ports = p_hwfn->cdev->num_ports_in_engines; + u8 i, active_phys_tcs, num_ports = p_hwfn->cdev->num_ports_in_engines; + + /* indicate how ooo and high pri traffic is dealt with */ + active_phys_tcs = num_ports == MAX_NUM_PORTS_K2 ? + ACTIVE_TCS_BMAP_4PORT_K2 : + ACTIVE_TCS_BMAP; + for (i = 0; i < num_ports; i++) { - p_qm_port = &qm_info->qm_port_params[i]; + struct init_qm_port_params *p_qm_port = + &p_hwfn->qm_info.qm_port_params[i]; + p_qm_port->active = 1; - if (num_ports == 4) - p_qm_port->active_phys_tcs = 0x7; - else - p_qm_port->active_phys_tcs = 0x9f; + p_qm_port->active_phys_tcs = active_phys_tcs; p_qm_port->num_pbf_cmd_lines = PBF_MAX_CMD_LINES / num_ports; p_qm_port->num_btb_blocks = BTB_MAX_BLOCKS / num_ports; } +} + +/* Reset the params which must be reset for qm init. QM init may be called as + * a result of flows other than driver load (e.g. dcbx renegotiation). Other + * params may be affected by the init but would simply recalculate to the same + * values. The allocations made for QM init, ports, vports, pqs and vfqs are not + * affected as these amounts stay the same. + */ +static void qed_init_qm_reset_params(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + qm_info->num_pqs = 0; + qm_info->num_vports = 0; + qm_info->num_pf_rls = 0; + qm_info->num_vf_pqs = 0; + qm_info->first_vf_pq = 0; + qm_info->first_mcos_pq = 0; + qm_info->first_rl_pq = 0; +} + +static void qed_init_qm_advance_vport(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + qm_info->num_vports++; + + if (qm_info->num_vports > qed_init_qm_get_num_vports(p_hwfn)) + DP_ERR(p_hwfn, + "vport overflow! qm_info->num_vports %d, qm_init_get_num_vports() %d\n", + qm_info->num_vports, qed_init_qm_get_num_vports(p_hwfn)); +} + +/* initialize a single pq and manage qm_info resources accounting. + * The pq_init_flags param determines whether the PQ is rate limited + * (for VF or PF) and whether a new vport is allocated to the pq or not + * (i.e. vport will be shared). + */ + +/* flags for pq init */ +#define PQ_INIT_SHARE_VPORT (1 << 0) +#define PQ_INIT_PF_RL (1 << 1) +#define PQ_INIT_VF_RL (1 << 2) + +/* defines for pq init */ +#define PQ_INIT_DEFAULT_WRR_GROUP 1 +#define PQ_INIT_DEFAULT_TC 0 +#define PQ_INIT_OFLD_TC (p_hwfn->hw_info.offload_tc) + +static void qed_init_qm_pq(struct qed_hwfn *p_hwfn, + struct qed_qm_info *qm_info, + u8 tc, u32 pq_init_flags) +{ + u16 pq_idx = qm_info->num_pqs, max_pq = qed_init_qm_get_num_pqs(p_hwfn); + + if (pq_idx > max_pq) + DP_ERR(p_hwfn, + "pq overflow! pq %d, max pq %d\n", pq_idx, max_pq); + + /* init pq params */ + qm_info->qm_pq_params[pq_idx].vport_id = qm_info->start_vport + + qm_info->num_vports; + qm_info->qm_pq_params[pq_idx].tc_id = tc; + qm_info->qm_pq_params[pq_idx].wrr_group = PQ_INIT_DEFAULT_WRR_GROUP; + qm_info->qm_pq_params[pq_idx].rl_valid = + (pq_init_flags & PQ_INIT_PF_RL || pq_init_flags & PQ_INIT_VF_RL); + + /* qm params accounting */ + qm_info->num_pqs++; + if (!(pq_init_flags & PQ_INIT_SHARE_VPORT)) + qm_info->num_vports++; + + if (pq_init_flags & PQ_INIT_PF_RL) + qm_info->num_pf_rls++; + + if (qm_info->num_vports > qed_init_qm_get_num_vports(p_hwfn)) + DP_ERR(p_hwfn, + "vport overflow! qm_info->num_vports %d, qm_init_get_num_vports() %d\n", + qm_info->num_vports, qed_init_qm_get_num_vports(p_hwfn)); + + if (qm_info->num_pf_rls > qed_init_qm_get_num_pf_rls(p_hwfn)) + DP_ERR(p_hwfn, + "rl overflow! qm_info->num_pf_rls %d, qm_init_get_num_pf_rls() %d\n", + qm_info->num_pf_rls, qed_init_qm_get_num_pf_rls(p_hwfn)); +} + +/* get pq index according to PQ_FLAGS */ +static u16 *qed_init_qm_get_idx_from_flags(struct qed_hwfn *p_hwfn, + u32 pq_flags) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + /* Can't have multiple flags set here */ + if (bitmap_weight((unsigned long *)&pq_flags, sizeof(pq_flags)) > 1) + goto err; + + switch (pq_flags) { + case PQ_FLAGS_RLS: + return &qm_info->first_rl_pq; + case PQ_FLAGS_MCOS: + return &qm_info->first_mcos_pq; + case PQ_FLAGS_LB: + return &qm_info->pure_lb_pq; + case PQ_FLAGS_OOO: + return &qm_info->ooo_pq; + case PQ_FLAGS_ACK: + return &qm_info->pure_ack_pq; + case PQ_FLAGS_OFLD: + return &qm_info->offload_pq; + case PQ_FLAGS_LLT: + return &qm_info->low_latency_pq; + case PQ_FLAGS_VFS: + return &qm_info->first_vf_pq; + default: + goto err; + } + +err: + DP_ERR(p_hwfn, "BAD pq flags %d\n", pq_flags); + return NULL; +} + +/* save pq index in qm info */ +static void qed_init_qm_set_idx(struct qed_hwfn *p_hwfn, + u32 pq_flags, u16 pq_val) +{ + u16 *base_pq_idx = qed_init_qm_get_idx_from_flags(p_hwfn, pq_flags); + + *base_pq_idx = p_hwfn->qm_info.start_pq + pq_val; +} + +/* get tx pq index, with the PQ TX base already set (ready for context init) */ +u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags) +{ + u16 *base_pq_idx = qed_init_qm_get_idx_from_flags(p_hwfn, pq_flags); + + return *base_pq_idx + CM_TX_PQ_BASE; +} + +u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc) +{ + u8 max_tc = qed_init_qm_get_num_tcs(p_hwfn); + + if (tc > max_tc) + DP_ERR(p_hwfn, "tc %d must be smaller than %d\n", tc, max_tc); + + return qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_MCOS) + tc; +} + +u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf) +{ + u16 max_vf = qed_init_qm_get_num_vfs(p_hwfn); + + if (vf > max_vf) + DP_ERR(p_hwfn, "vf %d must be smaller than %d\n", vf, max_vf); + + return qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_VFS) + vf; +} + +u16 qed_get_cm_pq_idx_rl(struct qed_hwfn *p_hwfn, u8 rl) +{ + u16 max_rl = qed_init_qm_get_num_pf_rls(p_hwfn); + + if (rl > max_rl) + DP_ERR(p_hwfn, "rl %d must be smaller than %d\n", rl, max_rl); + + return qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_RLS) + rl; +} + +/* Functions for creating specific types of pqs */ +static void qed_init_qm_lb_pq(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_LB)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_LB, qm_info->num_pqs); + qed_init_qm_pq(p_hwfn, qm_info, PURE_LB_TC, PQ_INIT_SHARE_VPORT); +} + +static void qed_init_qm_ooo_pq(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_OOO)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_OOO, qm_info->num_pqs); + qed_init_qm_pq(p_hwfn, qm_info, qm_info->ooo_tc, PQ_INIT_SHARE_VPORT); +} + +static void qed_init_qm_pure_ack_pq(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_ACK)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_ACK, qm_info->num_pqs); + qed_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT); +} + +static void qed_init_qm_offload_pq(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_OFLD)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_OFLD, qm_info->num_pqs); + qed_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT); +} + +static void qed_init_qm_low_latency_pq(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_LLT)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_LLT, qm_info->num_pqs); + qed_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT); +} + +static void qed_init_qm_mcos_pqs(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + u8 tc_idx; + + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_MCOS)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_MCOS, qm_info->num_pqs); + for (tc_idx = 0; tc_idx < qed_init_qm_get_num_tcs(p_hwfn); tc_idx++) + qed_init_qm_pq(p_hwfn, qm_info, tc_idx, PQ_INIT_SHARE_VPORT); +} - qm_info->max_phys_tcs_per_port = NUM_OF_PHYS_TCS; +static void qed_init_qm_vf_pqs(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + u16 vf_idx, num_vfs = qed_init_qm_get_num_vfs(p_hwfn); - qm_info->start_pq = (u16)RESC_START(p_hwfn, QED_PQ); + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_VFS)) + return; + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_VFS, qm_info->num_pqs); qm_info->num_vf_pqs = num_vfs; - qm_info->start_vport = (u8) RESC_START(p_hwfn, QED_VPORT); + for (vf_idx = 0; vf_idx < num_vfs; vf_idx++) + qed_init_qm_pq(p_hwfn, + qm_info, PQ_INIT_DEFAULT_TC, PQ_INIT_VF_RL); +} - for (i = 0; i < qm_info->num_vports; i++) - qm_info->qm_vport_params[i].vport_wfq = 1; +static void qed_init_qm_rl_pqs(struct qed_hwfn *p_hwfn) +{ + u16 pf_rls_idx, num_pf_rls = qed_init_qm_get_num_pf_rls(p_hwfn); + struct qed_qm_info *qm_info = &p_hwfn->qm_info; - qm_info->vport_rl_en = 1; - qm_info->vport_wfq_en = 1; - qm_info->pf_rl = pf_rl; - qm_info->pf_wfq = pf_wfq; + if (!(qed_get_pq_flags(p_hwfn) & PQ_FLAGS_RLS)) + return; + + qed_init_qm_set_idx(p_hwfn, PQ_FLAGS_RLS, qm_info->num_pqs); + for (pf_rls_idx = 0; pf_rls_idx < num_pf_rls; pf_rls_idx++) + qed_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_PF_RL); +} + +static void qed_init_qm_pq_params(struct qed_hwfn *p_hwfn) +{ + /* rate limited pqs, must come first (FW assumption) */ + qed_init_qm_rl_pqs(p_hwfn); + + /* pqs for multi cos */ + qed_init_qm_mcos_pqs(p_hwfn); + + /* pure loopback pq */ + qed_init_qm_lb_pq(p_hwfn); + + /* out of order pq */ + qed_init_qm_ooo_pq(p_hwfn); + + /* pure ack pq */ + qed_init_qm_pure_ack_pq(p_hwfn); + + /* pq for offloaded protocol */ + qed_init_qm_offload_pq(p_hwfn); + + /* low latency pq */ + qed_init_qm_low_latency_pq(p_hwfn); + + /* done sharing vports */ + qed_init_qm_advance_vport(p_hwfn); + + /* pqs for vfs */ + qed_init_qm_vf_pqs(p_hwfn); +} + +/* compare values of getters against resources amounts */ +static int qed_init_qm_sanity(struct qed_hwfn *p_hwfn) +{ + if (qed_init_qm_get_num_vports(p_hwfn) > RESC_NUM(p_hwfn, QED_VPORT)) { + DP_ERR(p_hwfn, "requested amount of vports exceeds resource\n"); + return -EINVAL; + } + + if (qed_init_qm_get_num_pqs(p_hwfn) > RESC_NUM(p_hwfn, QED_PQ)) { + DP_ERR(p_hwfn, "requested amount of pqs exceeds resource\n"); + return -EINVAL; + } return 0; +} -alloc_err: - qed_qm_info_free(p_hwfn); - return -ENOMEM; +static void qed_dp_init_qm_params(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + struct init_qm_vport_params *vport; + struct init_qm_port_params *port; + struct init_qm_pq_params *pq; + int i, tc; + + /* top level params */ + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "qm init top level params: start_pq %d, start_vport %d, pure_lb_pq %d, offload_pq %d, pure_ack_pq %d\n", + qm_info->start_pq, + qm_info->start_vport, + qm_info->pure_lb_pq, + qm_info->offload_pq, qm_info->pure_ack_pq); + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "ooo_pq %d, first_vf_pq %d, num_pqs %d, num_vf_pqs %d, num_vports %d, max_phys_tcs_per_port %d\n", + qm_info->ooo_pq, + qm_info->first_vf_pq, + qm_info->num_pqs, + qm_info->num_vf_pqs, + qm_info->num_vports, qm_info->max_phys_tcs_per_port); + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "pf_rl_en %d, pf_wfq_en %d, vport_rl_en %d, vport_wfq_en %d, pf_wfq %d, pf_rl %d, num_pf_rls %d, pq_flags %x\n", + qm_info->pf_rl_en, + qm_info->pf_wfq_en, + qm_info->vport_rl_en, + qm_info->vport_wfq_en, + qm_info->pf_wfq, + qm_info->pf_rl, + qm_info->num_pf_rls, qed_get_pq_flags(p_hwfn)); + + /* port table */ + for (i = 0; i < p_hwfn->cdev->num_ports_in_engines; i++) { + port = &(qm_info->qm_port_params[i]); + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "port idx %d, active %d, active_phys_tcs %d, num_pbf_cmd_lines %d, num_btb_blocks %d, reserved %d\n", + i, + port->active, + port->active_phys_tcs, + port->num_pbf_cmd_lines, + port->num_btb_blocks, port->reserved); + } + + /* vport table */ + for (i = 0; i < qm_info->num_vports; i++) { + vport = &(qm_info->qm_vport_params[i]); + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "vport idx %d, vport_rl %d, wfq %d, first_tx_pq_id [ ", + qm_info->start_vport + i, + vport->vport_rl, vport->vport_wfq); + for (tc = 0; tc < NUM_OF_TCS; tc++) + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "%d ", vport->first_tx_pq_id[tc]); + DP_VERBOSE(p_hwfn, NETIF_MSG_HW, "]\n"); + } + + /* pq table */ + for (i = 0; i < qm_info->num_pqs; i++) { + pq = &(qm_info->qm_pq_params[i]); + DP_VERBOSE(p_hwfn, + NETIF_MSG_HW, + "pq idx %d, vport_id %d, tc %d, wrr_grp %d, rl_valid %d\n", + qm_info->start_pq + i, + pq->vport_id, + pq->tc_id, pq->wrr_group, pq->rl_valid); + } +} + +static void qed_init_qm_info(struct qed_hwfn *p_hwfn) +{ + /* reset params required for init run */ + qed_init_qm_reset_params(p_hwfn); + + /* init QM top level params */ + qed_init_qm_params(p_hwfn); + + /* init QM port params */ + qed_init_qm_port_params(p_hwfn); + + /* init QM vport params */ + qed_init_qm_vport_params(p_hwfn); + + /* init QM physical queue params */ + qed_init_qm_pq_params(p_hwfn); + + /* display all that init */ + qed_dp_init_qm_params(p_hwfn); } /* This function reconfigures the QM pf on the fly. @@ -391,17 +766,8 @@ int qed_qm_reconf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) bool b_rc; int rc; - /* qm_info is allocated in qed_init_qm_info() which is already called - * from qed_resc_alloc() or previous call of qed_qm_reconf(). - * The allocated size may change each init, so we free it before next - * allocation. - */ - qed_qm_info_free(p_hwfn); - /* initialize qed's qm data structure */ - rc = qed_init_qm_info(p_hwfn, false); - if (rc) - return rc; + qed_init_qm_info(p_hwfn); /* stop PF's qm queues */ spin_lock_bh(&qm_lock); @@ -415,7 +781,7 @@ int qed_qm_reconf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) qed_init_clear_rt_data(p_hwfn); /* prepare QM portion of runtime array */ - qed_qm_init_pf(p_hwfn); + qed_qm_init_pf(p_hwfn, p_ptt); /* activate init tool on runtime array */ rc = qed_init_run(p_hwfn, p_ptt, PHASE_QM_PF, p_hwfn->rel_pf_id, @@ -434,6 +800,47 @@ int qed_qm_reconf(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) return 0; } +static int qed_alloc_qm_data(struct qed_hwfn *p_hwfn) +{ + struct qed_qm_info *qm_info = &p_hwfn->qm_info; + int rc; + + rc = qed_init_qm_sanity(p_hwfn); + if (rc) + goto alloc_err; + + qm_info->qm_pq_params = kzalloc(sizeof(*qm_info->qm_pq_params) * + qed_init_qm_get_num_pqs(p_hwfn), + GFP_KERNEL); + if (!qm_info->qm_pq_params) + goto alloc_err; + + qm_info->qm_vport_params = kzalloc(sizeof(*qm_info->qm_vport_params) * + qed_init_qm_get_num_vports(p_hwfn), + GFP_KERNEL); + if (!qm_info->qm_vport_params) + goto alloc_err; + + qm_info->qm_port_params = kzalloc(sizeof(qm_info->qm_port_params) * + p_hwfn->cdev->num_ports_in_engines, + GFP_KERNEL); + if (!qm_info->qm_port_params) + goto alloc_err; + + qm_info->wfq_data = kzalloc(sizeof(*qm_info->wfq_data) * + qed_init_qm_get_num_vports(p_hwfn), + GFP_KERNEL); + if (!qm_info->wfq_data) + goto alloc_err; + + return 0; + +alloc_err: + DP_NOTICE(p_hwfn, "Failed to allocate memory for QM params\n"); + qed_qm_info_free(p_hwfn); + return -ENOMEM; +} + int qed_resc_alloc(struct qed_dev *cdev) { struct qed_iscsi_info *p_iscsi_info; @@ -442,8 +849,10 @@ int qed_resc_alloc(struct qed_dev *cdev) #ifdef CONFIG_QED_LL2 struct qed_ll2_info *p_ll2_info; #endif + u32 rdma_tasks, excess_tasks; struct qed_consq *p_consq; struct qed_eq *p_eq; + u32 line_count; int i, rc = 0; if (IS_VF(cdev)) @@ -465,19 +874,44 @@ int qed_resc_alloc(struct qed_dev *cdev) /* Set the HW cid/tid numbers (in the contest manager) * Must be done prior to any further computations. */ - rc = qed_cxt_set_pf_params(p_hwfn); + rc = qed_cxt_set_pf_params(p_hwfn, RDMA_MAX_TIDS); if (rc) goto alloc_err; - /* Prepare and process QM requirements */ - rc = qed_init_qm_info(p_hwfn, true); + rc = qed_alloc_qm_data(p_hwfn); if (rc) goto alloc_err; + /* init qm info */ + qed_init_qm_info(p_hwfn); + /* Compute the ILT client partition */ - rc = qed_cxt_cfg_ilt_compute(p_hwfn); - if (rc) - goto alloc_err; + rc = qed_cxt_cfg_ilt_compute(p_hwfn, &line_count); + if (rc) { + DP_NOTICE(p_hwfn, + "too many ILT lines; re-computing with less lines\n"); + /* In case there are not enough ILT lines we reduce the + * number of RDMA tasks and re-compute. + */ + excess_tasks = + qed_cxt_cfg_ilt_compute_excess(p_hwfn, line_count); + if (!excess_tasks) + goto alloc_err; + + rdma_tasks = RDMA_MAX_TIDS - excess_tasks; + rc = qed_cxt_set_pf_params(p_hwfn, rdma_tasks); + if (rc) + goto alloc_err; + + rc = qed_cxt_cfg_ilt_compute(p_hwfn, &line_count); + if (rc) { + DP_ERR(p_hwfn, + "failed ILT compute. Requested too many lines: %u\n", + line_count); + + goto alloc_err; + } + } /* CID map / ILT shadow table / T2 * The talbes sizes are determined by the computations above @@ -674,11 +1108,19 @@ int qed_final_cleanup(struct qed_hwfn *p_hwfn, return rc; } -static void qed_calc_hw_mode(struct qed_hwfn *p_hwfn) +static int qed_calc_hw_mode(struct qed_hwfn *p_hwfn) { int hw_mode = 0; - hw_mode = (1 << MODE_BB_B0); + if (QED_IS_BB_B0(p_hwfn->cdev)) { + hw_mode |= 1 << MODE_BB; + } else if (QED_IS_AH(p_hwfn->cdev)) { + hw_mode |= 1 << MODE_K2; + } else { + DP_NOTICE(p_hwfn, "Unknown chip type %#x\n", + p_hwfn->cdev->type); + return -EINVAL; + } switch (p_hwfn->cdev->num_ports_in_engines) { case 1: @@ -693,7 +1135,7 @@ static void qed_calc_hw_mode(struct qed_hwfn *p_hwfn) default: DP_NOTICE(p_hwfn, "num_ports_in_engine = %d not supported\n", p_hwfn->cdev->num_ports_in_engines); - return; + return -EINVAL; } switch (p_hwfn->cdev->mf_mode) { @@ -719,6 +1161,8 @@ static void qed_calc_hw_mode(struct qed_hwfn *p_hwfn) DP_VERBOSE(p_hwfn, (NETIF_MSG_PROBE | NETIF_MSG_IFUP), "Configuring function for hw_mode: 0x%08x\n", p_hwfn->hw_info.hw_mode); + + return 0; } /* Init run time data for all PFs on an engine. */ @@ -748,16 +1192,67 @@ static void qed_init_cau_rt_data(struct qed_dev *cdev) } } +static void qed_init_cache_line_size(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) +{ + u32 val, wr_mbs, cache_line_size; + + val = qed_rd(p_hwfn, p_ptt, PSWRQ2_REG_WR_MBS0); + switch (val) { + case 0: + wr_mbs = 128; + break; + case 1: + wr_mbs = 256; + break; + case 2: + wr_mbs = 512; + break; + default: + DP_INFO(p_hwfn, + "Unexpected value of PSWRQ2_REG_WR_MBS0 [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n", + val); + return; + } + + cache_line_size = min_t(u32, L1_CACHE_BYTES, wr_mbs); + switch (cache_line_size) { + case 32: + val = 0; + break; + case 64: + val = 1; + break; + case 128: + val = 2; + break; + case 256: + val = 3; + break; + default: + DP_INFO(p_hwfn, + "Unexpected value of cache line size [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n", + cache_line_size); + } + + if (L1_CACHE_BYTES > wr_mbs) + DP_INFO(p_hwfn, + "The cache line size for padding is suboptimal for performance [OS cache line size 0x%x, wr mbs 0x%x]\n", + L1_CACHE_BYTES, wr_mbs); + + STORE_RT_REG(p_hwfn, PGLUE_REG_B_CACHE_LINE_SIZE_RT_OFFSET, val); +} + static int qed_hw_init_common(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, int hw_mode) { struct qed_qm_info *qm_info = &p_hwfn->qm_info; struct qed_qm_common_rt_init_params params; struct qed_dev *cdev = p_hwfn->cdev; + u8 vf_id, max_num_vfs; u16 num_pfs, pf_id; u32 concrete_fid; int rc = 0; - u8 vf_id; qed_init_cau_rt_data(cdev); @@ -784,17 +1279,7 @@ static int qed_hw_init_common(struct qed_hwfn *p_hwfn, qed_cxt_hw_init_common(p_hwfn); - /* Close gate from NIG to BRB/Storm; By default they are open, but - * we close them to prevent NIG from passing data to reset blocks. - * Should have been done in the ENGINE phase, but init-tool lacks - * proper port-pretend capabilities. - */ - qed_wr(p_hwfn, p_ptt, NIG_REG_RX_BRB_OUT_EN, 0); - qed_wr(p_hwfn, p_ptt, NIG_REG_STORM_OUT_EN, 0); - qed_port_pretend(p_hwfn, p_ptt, p_hwfn->port_id ^ 1); - qed_wr(p_hwfn, p_ptt, NIG_REG_RX_BRB_OUT_EN, 0); - qed_wr(p_hwfn, p_ptt, NIG_REG_STORM_OUT_EN, 0); - qed_port_unpretend(p_hwfn, p_ptt); + qed_init_cache_line_size(p_hwfn, p_ptt); rc = qed_init_run(p_hwfn, p_ptt, PHASE_ENGINE, ANY_PHASE_ID, hw_mode); if (rc) @@ -814,7 +1299,8 @@ static int qed_hw_init_common(struct qed_hwfn *p_hwfn, qed_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id); } - for (vf_id = 0; vf_id < MAX_NUM_VFS_BB; vf_id++) { + max_num_vfs = QED_IS_AH(cdev) ? MAX_NUM_VFS_K2 : MAX_NUM_VFS_BB; + for (vf_id = 0; vf_id < max_num_vfs; vf_id++) { concrete_fid = qed_vfid_to_concrete(p_hwfn, vf_id); qed_fid_pretend(p_hwfn, p_ptt, (u16) concrete_fid); qed_wr(p_hwfn, p_ptt, CCFC_REG_STRONG_ENABLE_VF, 0x1); @@ -876,7 +1362,7 @@ qed_hw_init_pf_doorbell_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) int rc = 0; u8 cond; - db_bar_size = qed_hw_bar_size(p_hwfn, BAR_ID_1); + db_bar_size = qed_hw_bar_size(p_hwfn, p_ptt, BAR_ID_1); if (p_hwfn->cdev->num_hwfns > 1) db_bar_size /= 2; @@ -987,7 +1473,7 @@ static int qed_hw_init_pf(struct qed_hwfn *p_hwfn, p_hwfn->qm_info.pf_rl = 100000; } - qed_cxt_hw_init_pf(p_hwfn); + qed_cxt_hw_init_pf(p_hwfn, p_ptt); qed_int_igu_init_rt(p_hwfn); @@ -1095,25 +1581,34 @@ static void qed_reset_mb_shadow(struct qed_hwfn *p_hwfn, p_hwfn->mcp_info->mfw_mb_cur, p_hwfn->mcp_info->mfw_mb_length); } -int qed_hw_init(struct qed_dev *cdev, - struct qed_tunn_start_params *p_tunn, - bool b_hw_start, - enum qed_int_mode int_mode, - bool allow_npar_tx_switch, - const u8 *bin_fw_data) +static void +qed_fill_load_req_params(struct qed_load_req_params *p_load_req, + struct qed_drv_load_params *p_drv_load) +{ + memset(p_load_req, 0, sizeof(*p_load_req)); + + p_load_req->drv_role = p_drv_load->is_crash_kernel ? + QED_DRV_ROLE_KDUMP : QED_DRV_ROLE_OS; + p_load_req->timeout_val = p_drv_load->mfw_timeout_val; + p_load_req->avoid_eng_reset = p_drv_load->avoid_eng_reset; + p_load_req->override_force_load = p_drv_load->override_force_load; +} + +int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params) { + struct qed_load_req_params load_req_params; u32 load_code, param, drv_mb_param; bool b_default_mtu = true; struct qed_hwfn *p_hwfn; int rc = 0, mfw_rc, i; - if ((int_mode == QED_INT_MODE_MSI) && (cdev->num_hwfns > 1)) { + if ((p_params->int_mode == QED_INT_MODE_MSI) && (cdev->num_hwfns > 1)) { DP_NOTICE(cdev, "MSI mode is not supported for CMT devices\n"); return -EINVAL; } if (IS_PF(cdev)) { - rc = qed_init_fw_data(cdev, bin_fw_data); + rc = qed_init_fw_data(cdev, p_params->bin_fw_data); if (rc) return rc; } @@ -1135,19 +1630,25 @@ int qed_hw_init(struct qed_dev *cdev, /* Enable DMAE in PXP */ rc = qed_change_pci_hwfn(p_hwfn, p_hwfn->p_main_ptt, true); - qed_calc_hw_mode(p_hwfn); + rc = qed_calc_hw_mode(p_hwfn); + if (rc) + return rc; - rc = qed_mcp_load_req(p_hwfn, p_hwfn->p_main_ptt, &load_code); + qed_fill_load_req_params(&load_req_params, + p_params->p_drv_load_params); + rc = qed_mcp_load_req(p_hwfn, p_hwfn->p_main_ptt, + &load_req_params); if (rc) { - DP_NOTICE(p_hwfn, "Failed sending LOAD_REQ command\n"); + DP_NOTICE(p_hwfn, "Failed sending a LOAD_REQ command\n"); return rc; } - qed_reset_mb_shadow(p_hwfn, p_hwfn->p_main_ptt); - + load_code = load_req_params.load_code; DP_VERBOSE(p_hwfn, QED_MSG_SP, - "Load request was sent. Resp:0x%x, Load code: 0x%x\n", - rc, load_code); + "Load request was sent. Load code: 0x%x\n", + load_code); + + qed_reset_mb_shadow(p_hwfn, p_hwfn->p_main_ptt); p_hwfn->first_on_engine = (load_code == FW_MSG_CODE_DRV_LOAD_ENGINE); @@ -1168,11 +1669,15 @@ int qed_hw_init(struct qed_dev *cdev, /* Fall into */ case FW_MSG_CODE_DRV_LOAD_FUNCTION: rc = qed_hw_init_pf(p_hwfn, p_hwfn->p_main_ptt, - p_tunn, p_hwfn->hw_info.hw_mode, - b_hw_start, int_mode, - allow_npar_tx_switch); + p_params->p_tunn, + p_hwfn->hw_info.hw_mode, + p_params->b_hw_start, + p_params->int_mode, + p_params->allow_npar_tx_switch); break; default: + DP_NOTICE(p_hwfn, + "Unexpected load code [0x%08x]", load_code); rc = -EINVAL; break; } @@ -1212,10 +1717,7 @@ int qed_hw_init(struct qed_dev *cdev, if (IS_PF(cdev)) { p_hwfn = QED_LEADING_HWFN(cdev); - drv_mb_param = (FW_MAJOR_VERSION << 24) | - (FW_MINOR_VERSION << 16) | - (FW_REVISION_VERSION << 8) | - (FW_ENGINEERING_VERSION); + drv_mb_param = STORM_FW_VERSION; rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, DRV_MSG_CODE_OV_UPDATE_STORM_FW_VER, drv_mb_param, &load_code, ¶m); @@ -1290,27 +1792,53 @@ void qed_hw_timers_stop_all(struct qed_dev *cdev) int qed_hw_stop(struct qed_dev *cdev) { - int rc = 0, t_rc; + struct qed_hwfn *p_hwfn; + struct qed_ptt *p_ptt; + int rc, rc2 = 0; int j; for_each_hwfn(cdev, j) { - struct qed_hwfn *p_hwfn = &cdev->hwfns[j]; - struct qed_ptt *p_ptt = p_hwfn->p_main_ptt; + p_hwfn = &cdev->hwfns[j]; + p_ptt = p_hwfn->p_main_ptt; DP_VERBOSE(p_hwfn, NETIF_MSG_IFDOWN, "Stopping hw/fw\n"); if (IS_VF(cdev)) { qed_vf_pf_int_cleanup(p_hwfn); + rc = qed_vf_pf_reset(p_hwfn); + if (rc) { + DP_NOTICE(p_hwfn, + "qed_vf_pf_reset failed. rc = %d.\n", + rc); + rc2 = -EINVAL; + } continue; } /* mark the hw as uninitialized... */ p_hwfn->hw_init_done = false; + /* Send unload command to MCP */ + rc = qed_mcp_unload_req(p_hwfn, p_ptt); + if (rc) { + DP_NOTICE(p_hwfn, + "Failed sending a UNLOAD_REQ command. rc = %d.\n", + rc); + rc2 = -EINVAL; + } + + qed_slowpath_irq_sync(p_hwfn); + + /* After this point no MFW attentions are expected, e.g. prevent + * race between pf stop and dcbx pf update. + */ rc = qed_sp_pf_stop(p_hwfn); - if (rc) + if (rc) { DP_NOTICE(p_hwfn, - "Failed to close PF against FW. Continue to stop HW to prevent illegal host access by the device\n"); + "Failed to close PF against FW [rc = %d]. Continue to stop HW to prevent illegal host access by the device.\n", + rc); + rc2 = -EINVAL; + } qed_wr(p_hwfn, p_ptt, NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x1); @@ -1333,34 +1861,54 @@ int qed_hw_stop(struct qed_dev *cdev) /* Need to wait 1ms to guarantee SBs are cleared */ usleep_range(1000, 2000); + + /* Disable PF in HW blocks */ + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_DB_ENABLE, 0); + qed_wr(p_hwfn, p_ptt, QM_REG_PF_EN, 0); + + qed_mcp_unload_done(p_hwfn, p_ptt); + if (rc) { + DP_NOTICE(p_hwfn, + "Failed sending a UNLOAD_DONE command. rc = %d.\n", + rc); + rc2 = -EINVAL; + } } if (IS_PF(cdev)) { + p_hwfn = QED_LEADING_HWFN(cdev); + p_ptt = QED_LEADING_HWFN(cdev)->p_main_ptt; + /* Disable DMAE in PXP - in CMT, this should only be done for * first hw-function, and only after all transactions have * stopped for all active hw-functions. */ - t_rc = qed_change_pci_hwfn(&cdev->hwfns[0], - cdev->hwfns[0].p_main_ptt, false); - if (t_rc != 0) - rc = t_rc; + rc = qed_change_pci_hwfn(p_hwfn, p_ptt, false); + if (rc) { + DP_NOTICE(p_hwfn, + "qed_change_pci_hwfn failed. rc = %d.\n", rc); + rc2 = -EINVAL; + } } - return rc; + return rc2; } -void qed_hw_stop_fastpath(struct qed_dev *cdev) +int qed_hw_stop_fastpath(struct qed_dev *cdev) { int j; for_each_hwfn(cdev, j) { struct qed_hwfn *p_hwfn = &cdev->hwfns[j]; - struct qed_ptt *p_ptt = p_hwfn->p_main_ptt; + struct qed_ptt *p_ptt; if (IS_VF(cdev)) { qed_vf_pf_int_cleanup(p_hwfn); continue; } + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) + return -EAGAIN; DP_VERBOSE(p_hwfn, NETIF_MSG_IFDOWN, "Shutting down the fastpath\n"); @@ -1378,100 +1926,28 @@ void qed_hw_stop_fastpath(struct qed_dev *cdev) /* Need to wait 1ms to guarantee SBs are cleared */ usleep_range(1000, 2000); - } -} - -void qed_hw_start_fastpath(struct qed_hwfn *p_hwfn) -{ - if (IS_VF(p_hwfn->cdev)) - return; - - /* Re-open incoming traffic */ - qed_wr(p_hwfn, p_hwfn->p_main_ptt, - NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x0); -} - -static int qed_reg_assert(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, u32 reg, bool expected) -{ - u32 assert_val = qed_rd(p_hwfn, p_ptt, reg); - - if (assert_val != expected) { - DP_NOTICE(p_hwfn, "Value at address 0x%08x != 0x%08x\n", - reg, expected); - return -EINVAL; + qed_ptt_release(p_hwfn, p_ptt); } return 0; } -int qed_hw_reset(struct qed_dev *cdev) +int qed_hw_start_fastpath(struct qed_hwfn *p_hwfn) { - int rc = 0; - u32 unload_resp, unload_param; - u32 wol_param; - int i; - - switch (cdev->wol_config) { - case QED_OV_WOL_DISABLED: - wol_param = DRV_MB_PARAM_UNLOAD_WOL_DISABLED; - break; - case QED_OV_WOL_ENABLED: - wol_param = DRV_MB_PARAM_UNLOAD_WOL_ENABLED; - break; - default: - DP_NOTICE(cdev, - "Unknown WoL configuration %02x\n", cdev->wol_config); - /* Fallthrough */ - case QED_OV_WOL_DEFAULT: - wol_param = DRV_MB_PARAM_UNLOAD_WOL_MCP; - } - - for_each_hwfn(cdev, i) { - struct qed_hwfn *p_hwfn = &cdev->hwfns[i]; + struct qed_ptt *p_ptt; - if (IS_VF(cdev)) { - rc = qed_vf_pf_reset(p_hwfn); - if (rc) - return rc; - continue; - } - - DP_VERBOSE(p_hwfn, NETIF_MSG_IFDOWN, "Resetting hw/fw\n"); - - /* Check for incorrect states */ - qed_reg_assert(p_hwfn, p_hwfn->p_main_ptt, - QM_REG_USG_CNT_PF_TX, 0); - qed_reg_assert(p_hwfn, p_hwfn->p_main_ptt, - QM_REG_USG_CNT_PF_OTHER, 0); - - /* Disable PF in HW blocks */ - qed_wr(p_hwfn, p_hwfn->p_main_ptt, DORQ_REG_PF_DB_ENABLE, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, QM_REG_PF_EN, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, - TCFC_REG_STRONG_ENABLE_PF, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, - CCFC_REG_STRONG_ENABLE_PF, 0); + if (IS_VF(p_hwfn->cdev)) + return 0; - /* Send unload command to MCP */ - rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, - DRV_MSG_CODE_UNLOAD_REQ, wol_param, - &unload_resp, &unload_param); - if (rc) { - DP_NOTICE(p_hwfn, "qed_hw_reset: UNLOAD_REQ failed\n"); - unload_resp = FW_MSG_CODE_DRV_UNLOAD_ENGINE; - } + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) + return -EAGAIN; - rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, - DRV_MSG_CODE_UNLOAD_DONE, - 0, &unload_resp, &unload_param); - if (rc) { - DP_NOTICE(p_hwfn, "qed_hw_reset: UNLOAD_DONE failed\n"); - return rc; - } - } + /* Re-open incoming traffic */ + qed_wr(p_hwfn, p_ptt, NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x0); + qed_ptt_release(p_hwfn, p_ptt); - return rc; + return 0; } /* Free hwfn memory and resources acquired in hw_hwfn_prepare */ @@ -1485,10 +1961,25 @@ static void qed_hw_hwfn_free(struct qed_hwfn *p_hwfn) static void qed_hw_hwfn_prepare(struct qed_hwfn *p_hwfn) { /* clear indirect access */ - qed_wr(p_hwfn, p_hwfn->p_main_ptt, PGLUE_B_REG_PGL_ADDR_88_F0, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, PGLUE_B_REG_PGL_ADDR_8C_F0, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, PGLUE_B_REG_PGL_ADDR_90_F0, 0); - qed_wr(p_hwfn, p_hwfn->p_main_ptt, PGLUE_B_REG_PGL_ADDR_94_F0, 0); + if (QED_IS_AH(p_hwfn->cdev)) { + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_E8_F0_K2, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_EC_F0_K2, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_F0_F0_K2, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_F4_F0_K2, 0); + } else { + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_88_F0_BB, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_8C_F0_BB, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_90_F0_BB, 0); + qed_wr(p_hwfn, p_hwfn->p_main_ptt, + PGLUE_B_REG_PGL_ADDR_94_F0_BB, 0); + } /* Clean Previous errors if such exist */ qed_wr(p_hwfn, p_hwfn->p_main_ptt, @@ -1522,7 +2013,7 @@ static void qed_hw_set_feat(struct qed_hwfn *p_hwfn) { u32 *feat_num = p_hwfn->hw_info.feat_num; struct qed_sb_cnt_info sb_cnt_info; - int num_features = 1; + u32 non_l2_sbs = 0; if (IS_ENABLED(CONFIG_QED_RDMA) && p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE) { @@ -1530,204 +2021,260 @@ static void qed_hw_set_feat(struct qed_hwfn *p_hwfn) * the status blocks equally between L2 / RoCE but with * consideration as to how many l2 queues / cnqs we have. */ - num_features++; - feat_num[QED_RDMA_CNQ] = - min_t(u32, RESC_NUM(p_hwfn, QED_SB) / num_features, + min_t(u32, RESC_NUM(p_hwfn, QED_SB) / 2, RESC_NUM(p_hwfn, QED_RDMA_CNQ_RAM)); - } - - feat_num[QED_PF_L2_QUE] = min_t(u32, RESC_NUM(p_hwfn, QED_SB) / - num_features, - RESC_NUM(p_hwfn, QED_L2_QUEUE)); - memset(&sb_cnt_info, 0, sizeof(sb_cnt_info)); - qed_int_get_num_sbs(p_hwfn, &sb_cnt_info); - feat_num[QED_VF_L2_QUE] = - min_t(u32, - RESC_NUM(p_hwfn, QED_L2_QUEUE) - - FEAT_NUM(p_hwfn, QED_PF_L2_QUE), sb_cnt_info.sb_iov_cnt); + non_l2_sbs = feat_num[QED_RDMA_CNQ]; + } + if (p_hwfn->hw_info.personality == QED_PCI_ETH_ROCE || + p_hwfn->hw_info.personality == QED_PCI_ETH) { + /* Start by allocating VF queues, then PF's */ + memset(&sb_cnt_info, 0, sizeof(sb_cnt_info)); + qed_int_get_num_sbs(p_hwfn, &sb_cnt_info); + feat_num[QED_VF_L2_QUE] = min_t(u32, + RESC_NUM(p_hwfn, QED_L2_QUEUE), + sb_cnt_info.sb_iov_cnt); + feat_num[QED_PF_L2_QUE] = min_t(u32, + RESC_NUM(p_hwfn, QED_SB) - + non_l2_sbs, + RESC_NUM(p_hwfn, + QED_L2_QUEUE) - + FEAT_NUM(p_hwfn, + QED_VF_L2_QUE)); + } + + if (p_hwfn->hw_info.personality == QED_PCI_ISCSI) + feat_num[QED_ISCSI_CQ] = min_t(u32, RESC_NUM(p_hwfn, QED_SB), + RESC_NUM(p_hwfn, + QED_CMDQS_CQS)); DP_VERBOSE(p_hwfn, NETIF_MSG_PROBE, - "#PF_L2_QUEUES=%d VF_L2_QUEUES=%d #ROCE_CNQ=%d #SBS=%d num_features=%d\n", + "#PF_L2_QUEUES=%d VF_L2_QUEUES=%d #ROCE_CNQ=%d ISCSI_CQ=%d #SBS=%d\n", (int)FEAT_NUM(p_hwfn, QED_PF_L2_QUE), (int)FEAT_NUM(p_hwfn, QED_VF_L2_QUE), (int)FEAT_NUM(p_hwfn, QED_RDMA_CNQ), - RESC_NUM(p_hwfn, QED_SB), num_features); + (int)FEAT_NUM(p_hwfn, QED_ISCSI_CQ), + RESC_NUM(p_hwfn, QED_SB)); } -static enum resource_id_enum qed_hw_get_mfw_res_id(enum qed_resources res_id) +const char *qed_hw_get_resc_name(enum qed_resources res_id) { - enum resource_id_enum mfw_res_id = RESOURCE_NUM_INVALID; - switch (res_id) { - case QED_SB: - mfw_res_id = RESOURCE_NUM_SB_E; - break; case QED_L2_QUEUE: - mfw_res_id = RESOURCE_NUM_L2_QUEUE_E; - break; + return "L2_QUEUE"; case QED_VPORT: - mfw_res_id = RESOURCE_NUM_VPORT_E; - break; + return "VPORT"; case QED_RSS_ENG: - mfw_res_id = RESOURCE_NUM_RSS_ENGINES_E; - break; + return "RSS_ENG"; case QED_PQ: - mfw_res_id = RESOURCE_NUM_PQ_E; - break; + return "PQ"; case QED_RL: - mfw_res_id = RESOURCE_NUM_RL_E; - break; + return "RL"; case QED_MAC: + return "MAC"; case QED_VLAN: - /* Each VFC resource can accommodate both a MAC and a VLAN */ - mfw_res_id = RESOURCE_VFC_FILTER_E; - break; + return "VLAN"; + case QED_RDMA_CNQ_RAM: + return "RDMA_CNQ_RAM"; case QED_ILT: - mfw_res_id = RESOURCE_ILT_E; - break; + return "ILT"; case QED_LL2_QUEUE: - mfw_res_id = RESOURCE_LL2_QUEUE_E; - break; - case QED_RDMA_CNQ_RAM: + return "LL2_QUEUE"; case QED_CMDQS_CQS: - /* CNQ/CMDQS are the same resource */ - mfw_res_id = RESOURCE_CQS_E; - break; + return "CMDQS_CQS"; case QED_RDMA_STATS_QUEUE: - mfw_res_id = RESOURCE_RDMA_STATS_QUEUE_E; - break; + return "RDMA_STATS_QUEUE"; + case QED_BDQ: + return "BDQ"; + case QED_SB: + return "SB"; default: - break; + return "UNKNOWN_RESOURCE"; + } +} + +static int +__qed_hw_set_soft_resc_size(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 resc_max_val, u32 *p_mcp_resp) +{ + int rc; + + rc = qed_mcp_set_resc_max_val(p_hwfn, p_ptt, res_id, + resc_max_val, p_mcp_resp); + if (rc) { + DP_NOTICE(p_hwfn, + "MFW response failure for a max value setting of resource %d [%s]\n", + res_id, qed_hw_get_resc_name(res_id)); + return rc; + } + + if (*p_mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK) + DP_INFO(p_hwfn, + "Failed to set the max value of resource %d [%s]. mcp_resp = 0x%08x.\n", + res_id, qed_hw_get_resc_name(res_id), *p_mcp_resp); + + return 0; +} + +static int +qed_hw_set_soft_resc_size(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + bool b_ah = QED_IS_AH(p_hwfn->cdev); + u32 resc_max_val, mcp_resp; + u8 res_id; + int rc; + + for (res_id = 0; res_id < QED_MAX_RESC; res_id++) { + switch (res_id) { + case QED_LL2_QUEUE: + resc_max_val = MAX_NUM_LL2_RX_QUEUES; + break; + case QED_RDMA_CNQ_RAM: + /* No need for a case for QED_CMDQS_CQS since + * CNQ/CMDQS are the same resource. + */ + resc_max_val = NUM_OF_CMDQS_CQS; + break; + case QED_RDMA_STATS_QUEUE: + resc_max_val = b_ah ? RDMA_NUM_STATISTIC_COUNTERS_K2 + : RDMA_NUM_STATISTIC_COUNTERS_BB; + break; + case QED_BDQ: + resc_max_val = BDQ_NUM_RESOURCES; + break; + default: + continue; + } + + rc = __qed_hw_set_soft_resc_size(p_hwfn, p_ptt, res_id, + resc_max_val, &mcp_resp); + if (rc) + return rc; + + /* There's no point to continue to the next resource if the + * command is not supported by the MFW. + * We do continue if the command is supported but the resource + * is unknown to the MFW. Such a resource will be later + * configured with the default allocation values. + */ + if (mcp_resp == FW_MSG_CODE_UNSUPPORTED) + return -EINVAL; } - return mfw_res_id; + return 0; } -static u32 qed_hw_get_dflt_resc_num(struct qed_hwfn *p_hwfn, - enum qed_resources res_id) +static +int qed_hw_get_dflt_resc(struct qed_hwfn *p_hwfn, + enum qed_resources res_id, + u32 *p_resc_num, u32 *p_resc_start) { u8 num_funcs = p_hwfn->num_funcs_on_engine; + bool b_ah = QED_IS_AH(p_hwfn->cdev); struct qed_sb_cnt_info sb_cnt_info; - u32 dflt_resc_num = 0; switch (res_id) { - case QED_SB: - memset(&sb_cnt_info, 0, sizeof(sb_cnt_info)); - qed_int_get_num_sbs(p_hwfn, &sb_cnt_info); - dflt_resc_num = sb_cnt_info.sb_cnt; - break; case QED_L2_QUEUE: - dflt_resc_num = MAX_NUM_L2_QUEUES_BB / num_funcs; + *p_resc_num = (b_ah ? MAX_NUM_L2_QUEUES_K2 : + MAX_NUM_L2_QUEUES_BB) / num_funcs; break; case QED_VPORT: - dflt_resc_num = MAX_NUM_VPORTS_BB / num_funcs; + *p_resc_num = (b_ah ? MAX_NUM_VPORTS_K2 : + MAX_NUM_VPORTS_BB) / num_funcs; break; case QED_RSS_ENG: - dflt_resc_num = ETH_RSS_ENGINE_NUM_BB / num_funcs; + *p_resc_num = (b_ah ? ETH_RSS_ENGINE_NUM_K2 : + ETH_RSS_ENGINE_NUM_BB) / num_funcs; break; case QED_PQ: - /* The granularity of the PQs is 8 */ - dflt_resc_num = MAX_QM_TX_QUEUES_BB / num_funcs; - dflt_resc_num &= ~0x7; + *p_resc_num = (b_ah ? MAX_QM_TX_QUEUES_K2 : + MAX_QM_TX_QUEUES_BB) / num_funcs; + *p_resc_num &= ~0x7; /* The granularity of the PQs is 8 */ break; case QED_RL: - dflt_resc_num = MAX_QM_GLOBAL_RLS / num_funcs; + *p_resc_num = MAX_QM_GLOBAL_RLS / num_funcs; break; case QED_MAC: case QED_VLAN: /* Each VFC resource can accommodate both a MAC and a VLAN */ - dflt_resc_num = ETH_NUM_MAC_FILTERS / num_funcs; + *p_resc_num = ETH_NUM_MAC_FILTERS / num_funcs; break; case QED_ILT: - dflt_resc_num = PXP_NUM_ILT_RECORDS_BB / num_funcs; + *p_resc_num = (b_ah ? PXP_NUM_ILT_RECORDS_K2 : + PXP_NUM_ILT_RECORDS_BB) / num_funcs; break; case QED_LL2_QUEUE: - dflt_resc_num = MAX_NUM_LL2_RX_QUEUES / num_funcs; + *p_resc_num = MAX_NUM_LL2_RX_QUEUES / num_funcs; break; case QED_RDMA_CNQ_RAM: case QED_CMDQS_CQS: /* CNQ/CMDQS are the same resource */ - dflt_resc_num = NUM_OF_CMDQS_CQS / num_funcs; + *p_resc_num = NUM_OF_CMDQS_CQS / num_funcs; break; case QED_RDMA_STATS_QUEUE: - dflt_resc_num = RDMA_NUM_STATISTIC_COUNTERS_BB / num_funcs; + *p_resc_num = (b_ah ? RDMA_NUM_STATISTIC_COUNTERS_K2 : + RDMA_NUM_STATISTIC_COUNTERS_BB) / num_funcs; break; - default: + case QED_BDQ: + if (p_hwfn->hw_info.personality != QED_PCI_ISCSI && + p_hwfn->hw_info.personality != QED_PCI_FCOE) + *p_resc_num = 0; + else + *p_resc_num = 1; + break; + case QED_SB: + memset(&sb_cnt_info, 0, sizeof(sb_cnt_info)); + qed_int_get_num_sbs(p_hwfn, &sb_cnt_info); + *p_resc_num = sb_cnt_info.sb_cnt; break; + default: + return -EINVAL; } - return dflt_resc_num; -} - -static const char *qed_hw_get_resc_name(enum qed_resources res_id) -{ switch (res_id) { - case QED_SB: - return "SB"; - case QED_L2_QUEUE: - return "L2_QUEUE"; - case QED_VPORT: - return "VPORT"; - case QED_RSS_ENG: - return "RSS_ENG"; - case QED_PQ: - return "PQ"; - case QED_RL: - return "RL"; - case QED_MAC: - return "MAC"; - case QED_VLAN: - return "VLAN"; - case QED_RDMA_CNQ_RAM: - return "RDMA_CNQ_RAM"; - case QED_ILT: - return "ILT"; - case QED_LL2_QUEUE: - return "LL2_QUEUE"; - case QED_CMDQS_CQS: - return "CMDQS_CQS"; - case QED_RDMA_STATS_QUEUE: - return "RDMA_STATS_QUEUE"; + case QED_BDQ: + if (!*p_resc_num) + *p_resc_start = 0; + else if (p_hwfn->cdev->num_ports_in_engines == 4) + *p_resc_start = p_hwfn->port_id; + else if (p_hwfn->hw_info.personality == QED_PCI_ISCSI) + *p_resc_start = p_hwfn->port_id; + else if (p_hwfn->hw_info.personality == QED_PCI_FCOE) + *p_resc_start = p_hwfn->port_id + 2; + break; default: - return "UNKNOWN_RESOURCE"; + *p_resc_start = *p_resc_num * p_hwfn->enabled_func_idx; + break; } + + return 0; } -static int qed_hw_set_resc_info(struct qed_hwfn *p_hwfn, - enum qed_resources res_id) +static int __qed_hw_set_resc_info(struct qed_hwfn *p_hwfn, + enum qed_resources res_id) { - u32 dflt_resc_num = 0, dflt_resc_start = 0, mcp_resp, mcp_param; - u32 *p_resc_num, *p_resc_start; - struct resource_info resc_info; + u32 dflt_resc_num = 0, dflt_resc_start = 0; + u32 mcp_resp, *p_resc_num, *p_resc_start; int rc; p_resc_num = &RESC_NUM(p_hwfn, res_id); p_resc_start = &RESC_START(p_hwfn, res_id); - /* Default values assumes that each function received equal share */ - dflt_resc_num = qed_hw_get_dflt_resc_num(p_hwfn, res_id); - if (!dflt_resc_num) { + rc = qed_hw_get_dflt_resc(p_hwfn, res_id, &dflt_resc_num, + &dflt_resc_start); + if (rc) { DP_ERR(p_hwfn, "Failed to get default amount for resource %d [%s]\n", res_id, qed_hw_get_resc_name(res_id)); - return -EINVAL; - } - dflt_resc_start = dflt_resc_num * p_hwfn->enabled_func_idx; - - memset(&resc_info, 0, sizeof(resc_info)); - resc_info.res_id = qed_hw_get_mfw_res_id(res_id); - if (resc_info.res_id == RESOURCE_NUM_INVALID) { - DP_ERR(p_hwfn, - "Failed to match resource %d [%s] with the MFW resources\n", - res_id, qed_hw_get_resc_name(res_id)); - return -EINVAL; + return rc; } - rc = qed_mcp_get_resc_info(p_hwfn, p_hwfn->p_main_ptt, &resc_info, - &mcp_resp, &mcp_param); + rc = qed_mcp_get_resc_info(p_hwfn, p_hwfn->p_main_ptt, res_id, + &mcp_resp, p_resc_num, p_resc_start); if (rc) { DP_NOTICE(p_hwfn, "MFW response failure for an allocation request for resource %d [%s]\n", @@ -1740,13 +2287,12 @@ static int qed_hw_set_resc_info(struct qed_hwfn *p_hwfn, * - There is an internal error in the MFW while processing the request * - The resource ID is unknown to the MFW */ - if (mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK && - mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_DEPRECATED) { - DP_NOTICE(p_hwfn, - "Resource %d [%s]: No allocation info was received [mcp_resp 0x%x]. Applying default values [num %d, start %d].\n", - res_id, - qed_hw_get_resc_name(res_id), - mcp_resp, dflt_resc_num, dflt_resc_start); + if (mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK) { + DP_INFO(p_hwfn, + "Failed to receive allocation info for resource %d [%s]. mcp_resp = 0x%x. Applying default values [%d,%d].\n", + res_id, + qed_hw_get_resc_name(res_id), + mcp_resp, dflt_resc_num, dflt_resc_start); *p_resc_num = dflt_resc_num; *p_resc_start = dflt_resc_start; goto out; @@ -1754,13 +2300,9 @@ static int qed_hw_set_resc_info(struct qed_hwfn *p_hwfn, /* Special handling for status blocks; Would be revised in future */ if (res_id == QED_SB) { - resc_info.size -= 1; - resc_info.offset -= p_hwfn->enabled_func_idx; + *p_resc_num -= 1; + *p_resc_start -= p_hwfn->enabled_func_idx; } - - *p_resc_num = resc_info.size; - *p_resc_start = resc_info.offset; - out: /* PQs have to divide by 8 [that's the HW granularity]. * Reduce number so it would fit. @@ -1778,19 +2320,88 @@ out: return 0; } -static int qed_hw_get_resc(struct qed_hwfn *p_hwfn) +static int qed_hw_set_resc_info(struct qed_hwfn *p_hwfn) { - u8 res_id; int rc; + u8 res_id; for (res_id = 0; res_id < QED_MAX_RESC; res_id++) { - rc = qed_hw_set_resc_info(p_hwfn, res_id); + rc = __qed_hw_set_resc_info(p_hwfn, res_id); if (rc) return rc; } + return 0; +} + +#define QED_RESC_ALLOC_LOCK_RETRY_CNT 10 +#define QED_RESC_ALLOC_LOCK_RETRY_INTVL_US 10000 /* 10 msec */ + +static int qed_hw_get_resc(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + struct qed_resc_unlock_params resc_unlock_params; + struct qed_resc_lock_params resc_lock_params; + bool b_ah = QED_IS_AH(p_hwfn->cdev); + u8 res_id; + int rc; + + /* Setting the max values of the soft resources and the following + * resources allocation queries should be atomic. Since several PFs can + * run in parallel - a resource lock is needed. + * If either the resource lock or resource set value commands are not + * supported - skip the the max values setting, release the lock if + * needed, and proceed to the queries. Other failures, including a + * failure to acquire the lock, will cause this function to fail. + */ + memset(&resc_lock_params, 0, sizeof(resc_lock_params)); + resc_lock_params.resource = QED_RESC_LOCK_RESC_ALLOC; + resc_lock_params.retry_num = QED_RESC_ALLOC_LOCK_RETRY_CNT; + resc_lock_params.retry_interval = QED_RESC_ALLOC_LOCK_RETRY_INTVL_US; + resc_lock_params.sleep_b4_retry = true; + memset(&resc_unlock_params, 0, sizeof(resc_unlock_params)); + resc_unlock_params.resource = QED_RESC_LOCK_RESC_ALLOC; + + rc = qed_mcp_resc_lock(p_hwfn, p_ptt, &resc_lock_params); + if (rc && rc != -EINVAL) { + return rc; + } else if (rc == -EINVAL) { + DP_INFO(p_hwfn, + "Skip the max values setting of the soft resources since the resource lock is not supported by the MFW\n"); + } else if (!rc && !resc_lock_params.b_granted) { + DP_NOTICE(p_hwfn, + "Failed to acquire the resource lock for the resource allocation commands\n"); + return -EBUSY; + } else { + rc = qed_hw_set_soft_resc_size(p_hwfn, p_ptt); + if (rc && rc != -EINVAL) { + DP_NOTICE(p_hwfn, + "Failed to set the max values of the soft resources\n"); + goto unlock_and_exit; + } else if (rc == -EINVAL) { + DP_INFO(p_hwfn, + "Skip the max values setting of the soft resources since it is not supported by the MFW\n"); + rc = qed_mcp_resc_unlock(p_hwfn, p_ptt, + &resc_unlock_params); + if (rc) + DP_INFO(p_hwfn, + "Failed to release the resource lock for the resource allocation commands\n"); + } + } + + rc = qed_hw_set_resc_info(p_hwfn); + if (rc) + goto unlock_and_exit; + + if (resc_lock_params.b_granted && !resc_unlock_params.b_released) { + rc = qed_mcp_resc_unlock(p_hwfn, p_ptt, &resc_unlock_params); + if (rc) + DP_INFO(p_hwfn, + "Failed to release the resource lock for the resource allocation commands\n"); + } + /* Sanity for ILT */ - if ((RESC_END(p_hwfn, QED_ILT) > PXP_NUM_ILT_RECORDS_BB)) { + if ((b_ah && (RESC_END(p_hwfn, QED_ILT) > PXP_NUM_ILT_RECORDS_K2)) || + (!b_ah && (RESC_END(p_hwfn, QED_ILT) > PXP_NUM_ILT_RECORDS_BB))) { DP_NOTICE(p_hwfn, "Can't assign ILT pages [%08x,...,%08x]\n", RESC_START(p_hwfn, QED_ILT), RESC_END(p_hwfn, QED_ILT) - 1); @@ -1799,8 +2410,6 @@ static int qed_hw_get_resc(struct qed_hwfn *p_hwfn) qed_hw_set_feat(p_hwfn); - DP_VERBOSE(p_hwfn, NETIF_MSG_PROBE, - "The numbers for each resource are:\n"); for (res_id = 0; res_id < QED_MAX_RESC; res_id++) DP_VERBOSE(p_hwfn, NETIF_MSG_PROBE, "%s = %d start = %d\n", qed_hw_get_resc_name(res_id), @@ -1808,6 +2417,11 @@ static int qed_hw_get_resc(struct qed_hwfn *p_hwfn) RESC_START(p_hwfn, res_id)); return 0; + +unlock_and_exit: + if (resc_lock_params.b_granted && !resc_unlock_params.b_released) + qed_mcp_resc_unlock(p_hwfn, p_ptt, &resc_unlock_params); + return rc; } static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) @@ -1860,9 +2474,15 @@ static int qed_hw_get_nvm_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X25G: p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X25G; break; + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X10G: + p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_2X10G; + break; case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X25G: p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_1X25G; break; + case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X25G: + p_hwfn->hw_info.port_mode = QED_PORT_MODE_DE_4X25G; + break; default: DP_NOTICE(p_hwfn, "Unknown port mode in 0x%08x\n", core_cfg); break; @@ -1976,8 +2596,9 @@ static void qed_get_num_funcs(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { u8 num_funcs, enabled_func_idx = p_hwfn->rel_pf_id; u32 reg_function_hide, tmp, eng_mask, low_pfs_mask; + struct qed_dev *cdev = p_hwfn->cdev; - num_funcs = MAX_NUM_PFS_BB; + num_funcs = QED_IS_AH(cdev) ? MAX_NUM_PFS_K2 : MAX_NUM_PFS_BB; /* Bit 0 of MISCS_REG_FUNCTION_HIDE indicates whether the bypass values * in the other bits are selected. @@ -1990,12 +2611,17 @@ static void qed_get_num_funcs(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) reg_function_hide = qed_rd(p_hwfn, p_ptt, MISCS_REG_FUNCTION_HIDE); if (reg_function_hide & 0x1) { - if (QED_PATH_ID(p_hwfn) && p_hwfn->cdev->num_hwfns == 1) { - num_funcs = 0; - eng_mask = 0xaaaa; + if (QED_IS_BB(cdev)) { + if (QED_PATH_ID(p_hwfn) && cdev->num_hwfns == 1) { + num_funcs = 0; + eng_mask = 0xaaaa; + } else { + num_funcs = 1; + eng_mask = 0x5554; + } } else { num_funcs = 1; - eng_mask = 0x5554; + eng_mask = 0xfffe; } /* Get the number of the enabled functions on the engine */ @@ -2027,24 +2653,12 @@ static void qed_get_num_funcs(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) p_hwfn->enabled_func_idx, p_hwfn->num_funcs_on_engine); } -static int -qed_get_hw_info(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - enum qed_pci_personality personality) +static void qed_hw_info_port_num_bb(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) { u32 port_mode; - int rc; - - /* Since all information is common, only first hwfns should do this */ - if (IS_LEAD_HWFN(p_hwfn)) { - rc = qed_iov_hw_info(p_hwfn); - if (rc) - return rc; - } - /* Read the port mode */ - port_mode = qed_rd(p_hwfn, p_ptt, - CNIG_REG_NW_PORT_MODE_BB_B0); + port_mode = qed_rd(p_hwfn, p_ptt, CNIG_REG_NW_PORT_MODE_BB_B0); if (port_mode < 3) { p_hwfn->cdev->num_ports_in_engines = 1; @@ -2057,6 +2671,54 @@ qed_get_hw_info(struct qed_hwfn *p_hwfn, /* Default num_ports_in_engines to something */ p_hwfn->cdev->num_ports_in_engines = 1; } +} + +static void qed_hw_info_port_num_ah(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) +{ + u32 port; + int i; + + p_hwfn->cdev->num_ports_in_engines = 0; + + for (i = 0; i < MAX_NUM_PORTS_K2; i++) { + port = qed_rd(p_hwfn, p_ptt, + CNIG_REG_NIG_PORT0_CONF_K2 + (i * 4)); + if (port & 1) + p_hwfn->cdev->num_ports_in_engines++; + } + + if (!p_hwfn->cdev->num_ports_in_engines) { + DP_NOTICE(p_hwfn, "All NIG ports are inactive\n"); + + /* Default num_ports_in_engine to something */ + p_hwfn->cdev->num_ports_in_engines = 1; + } +} + +static void qed_hw_info_port_num(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + if (QED_IS_BB(p_hwfn->cdev)) + qed_hw_info_port_num_bb(p_hwfn, p_ptt); + else + qed_hw_info_port_num_ah(p_hwfn, p_ptt); +} + +static int +qed_get_hw_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_pci_personality personality) +{ + int rc; + + /* Since all information is common, only first hwfns should do this */ + if (IS_LEAD_HWFN(p_hwfn)) { + rc = qed_iov_hw_info(p_hwfn); + if (rc) + return rc; + } + + qed_hw_info_port_num(p_hwfn, p_ptt); qed_hw_get_nvm_info(p_hwfn, p_ptt); @@ -2085,33 +2747,48 @@ qed_get_hw_info(struct qed_hwfn *p_hwfn, p_hwfn->hw_info.personality = protocol; } + p_hwfn->hw_info.num_hw_tc = NUM_PHYS_TCS_4PORT_K2; + p_hwfn->hw_info.num_active_tc = 1; + qed_get_num_funcs(p_hwfn, p_ptt); if (qed_mcp_is_init(p_hwfn)) p_hwfn->hw_info.mtu = p_hwfn->mcp_info->func_info.mtu; - return qed_hw_get_resc(p_hwfn); + return qed_hw_get_resc(p_hwfn, p_ptt); } -static int qed_get_dev_info(struct qed_dev *cdev) +static int qed_get_dev_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev); + struct qed_dev *cdev = p_hwfn->cdev; + u16 device_id_mask; u32 tmp; /* Read Vendor Id / Device Id */ pci_read_config_word(cdev->pdev, PCI_VENDOR_ID, &cdev->vendor_id); pci_read_config_word(cdev->pdev, PCI_DEVICE_ID, &cdev->device_id); - cdev->chip_num = (u16)qed_rd(p_hwfn, p_hwfn->p_main_ptt, - MISCS_REG_CHIP_NUM); - cdev->chip_rev = (u16)qed_rd(p_hwfn, p_hwfn->p_main_ptt, - MISCS_REG_CHIP_REV); + /* Determine type */ + device_id_mask = cdev->device_id & QED_DEV_ID_MASK; + switch (device_id_mask) { + case QED_DEV_ID_MASK_BB: + cdev->type = QED_DEV_TYPE_BB; + break; + case QED_DEV_ID_MASK_AH: + cdev->type = QED_DEV_TYPE_AH; + break; + default: + DP_NOTICE(p_hwfn, "Unknown device id 0x%x\n", cdev->device_id); + return -EBUSY; + } + + cdev->chip_num = (u16)qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_NUM); + cdev->chip_rev = (u16)qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV); + MASK_FIELD(CHIP_REV, cdev->chip_rev); - cdev->type = QED_DEV_TYPE_BB; /* Learn number of HW-functions */ - tmp = qed_rd(p_hwfn, p_hwfn->p_main_ptt, - MISCS_REG_CMT_ENABLED_FOR_PAIR); + tmp = qed_rd(p_hwfn, p_ptt, MISCS_REG_CMT_ENABLED_FOR_PAIR); if (tmp & (1 << p_hwfn->rel_pf_id)) { DP_NOTICE(cdev->hwfns, "device in CMT mode\n"); @@ -2120,15 +2797,17 @@ static int qed_get_dev_info(struct qed_dev *cdev) cdev->num_hwfns = 1; } - cdev->chip_bond_id = qed_rd(p_hwfn, p_hwfn->p_main_ptt, + cdev->chip_bond_id = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_TEST_REG) >> 4; MASK_FIELD(CHIP_BOND_ID, cdev->chip_bond_id); - cdev->chip_metal = (u16)qed_rd(p_hwfn, p_hwfn->p_main_ptt, - MISCS_REG_CHIP_METAL); + cdev->chip_metal = (u16)qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL); MASK_FIELD(CHIP_METAL, cdev->chip_metal); DP_INFO(cdev->hwfns, - "Chip details - Num: %04x Rev: %04x Bond id: %04x Metal: %04x\n", + "Chip details - %s %c%d, Num: %04x Rev: %04x Bond id: %04x Metal: %04x\n", + QED_IS_BB(cdev) ? "BB" : "AH", + 'A' + cdev->chip_rev, + (int)cdev->chip_metal, cdev->chip_num, cdev->chip_rev, cdev->chip_bond_id, cdev->chip_metal); @@ -2174,7 +2853,7 @@ static int qed_hw_prepare_single(struct qed_hwfn *p_hwfn, /* First hwfn learns basic information, e.g., number of hwfns */ if (!p_hwfn->my_id) { - rc = qed_get_dev_info(p_hwfn->cdev); + rc = qed_get_dev_info(p_hwfn, p_hwfn->p_main_ptt); if (rc) goto err1; } @@ -2195,6 +2874,15 @@ static int qed_hw_prepare_single(struct qed_hwfn *p_hwfn, goto err2; } + /* Sending a mailbox to the MFW should be done after qed_get_hw_info() + * is called as it sets the ports number in an engine. + */ + if (IS_LEAD_HWFN(p_hwfn)) { + rc = qed_mcp_initiate_pf_flr(p_hwfn, p_hwfn->p_main_ptt); + if (rc) + DP_NOTICE(p_hwfn, "Failed to initiate PF FLR\n"); + } + /* Allocate the init RT array and initialize the init-ops engine */ rc = qed_init_alloc(p_hwfn); if (rc) @@ -2236,11 +2924,14 @@ int qed_hw_prepare(struct qed_dev *cdev, u8 __iomem *addr; /* adjust bar offset for second engine */ - addr = cdev->regview + qed_hw_bar_size(p_hwfn, BAR_ID_0) / 2; + addr = cdev->regview + + qed_hw_bar_size(p_hwfn, p_hwfn->p_main_ptt, + BAR_ID_0) / 2; p_regview = addr; - /* adjust doorbell bar offset for second engine */ - addr = cdev->doorbells + qed_hw_bar_size(p_hwfn, BAR_ID_1) / 2; + addr = cdev->doorbells + + qed_hw_bar_size(p_hwfn, p_hwfn->p_main_ptt, + BAR_ID_1) / 2; p_doorbell = addr; /* prepare second hw function */ @@ -3363,3 +4054,8 @@ void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) memset(p_hwfn->qm_info.wfq_data, 0, sizeof(*p_hwfn->qm_info.wfq_data) * p_hwfn->qm_info.num_vports); } + +int qed_device_num_engines(struct qed_dev *cdev) +{ + return QED_IS_BB(cdev) ? 2 : 1; +} diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev_api.h b/drivers/net/ethernet/qlogic/qed/qed_dev_api.h index 6812003411cd..341636da9964 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev_api.h +++ b/drivers/net/ethernet/qlogic/qed/qed_dev_api.h @@ -82,26 +82,63 @@ int qed_resc_alloc(struct qed_dev *cdev); */ void qed_resc_setup(struct qed_dev *cdev); +enum qed_override_force_load { + QED_OVERRIDE_FORCE_LOAD_NONE, + QED_OVERRIDE_FORCE_LOAD_ALWAYS, + QED_OVERRIDE_FORCE_LOAD_NEVER, +}; + +struct qed_drv_load_params { + /* Indicates whether the driver is running over a crash kernel. + * As part of the load request, this will be used for providing the + * driver role to the MFW. + * In case of a crash kernel over PDA - this should be set to false. + */ + bool is_crash_kernel; + + /* The timeout value that the MFW should use when locking the engine for + * the driver load process. + * A value of '0' means the default value, and '255' means no timeout. + */ + u8 mfw_timeout_val; +#define QED_LOAD_REQ_LOCK_TO_DEFAULT 0 +#define QED_LOAD_REQ_LOCK_TO_NONE 255 + + /* Avoid engine reset when first PF loads on it */ + bool avoid_eng_reset; + + /* Allow overriding the default force load behavior */ + enum qed_override_force_load override_force_load; +}; + +struct qed_hw_init_params { + /* Tunneling parameters */ + struct qed_tunn_start_params *p_tunn; + + bool b_hw_start; + + /* Interrupt mode [msix, inta, etc.] to use */ + enum qed_int_mode int_mode; + + /* NPAR tx switching to be used for vports for tx-switching */ + bool allow_npar_tx_switch; + + /* Binary fw data pointer in binary fw file */ + const u8 *bin_fw_data; + + /* Driver load parameters */ + struct qed_drv_load_params *p_drv_load_params; +}; + /** * @brief qed_hw_init - * * @param cdev - * @param p_tunn - * @param b_hw_start - * @param int_mode - interrupt mode [msix, inta, etc.] to use. - * @param allow_npar_tx_switch - npar tx switching to be used - * for vports configured for tx-switching. - * @param bin_fw_data - binary fw data pointer in binary fw file. - * Pass NULL if not using binary fw file. + * @param p_params * * @return int */ -int qed_hw_init(struct qed_dev *cdev, - struct qed_tunn_start_params *p_tunn, - bool b_hw_start, - enum qed_int_mode int_mode, - bool allow_npar_tx_switch, - const u8 *bin_fw_data); +int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params); /** * @brief qed_hw_timers_stop_all - stop the timers HW block @@ -128,26 +165,20 @@ int qed_hw_stop(struct qed_dev *cdev); * * @param cdev * + * @return int */ -void qed_hw_stop_fastpath(struct qed_dev *cdev); +int qed_hw_stop_fastpath(struct qed_dev *cdev); /** * @brief qed_hw_start_fastpath -restart fastpath traffic, * only if hw_stop_fastpath was called * - * @param cdev - * - */ -void qed_hw_start_fastpath(struct qed_hwfn *p_hwfn); - -/** - * @brief qed_hw_reset - - * - * @param cdev + * @param p_hwfn * * @return int */ -int qed_hw_reset(struct qed_dev *cdev); +int qed_hw_start_fastpath(struct qed_hwfn *p_hwfn); + /** * @brief qed_hw_prepare - @@ -441,4 +472,6 @@ int qed_set_rxq_coalesce(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, */ int qed_set_txq_coalesce(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u16 coalesce, u8 qid, u16 sb_id); + +const char *qed_hw_get_resc_name(enum qed_resources res_id); #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_fcoe.c b/drivers/net/ethernet/qlogic/qed/qed_fcoe.c index cbc81412174f..21a58fffd02b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_fcoe.c +++ b/drivers/net/ethernet/qlogic/qed/qed_fcoe.c @@ -191,7 +191,7 @@ qed_sp_fcoe_func_start(struct qed_hwfn *p_hwfn, p_data->q_params.cq_sb_pi = fcoe_pf_params->gl_rq_pi; p_data->q_params.cmdq_sb_pi = fcoe_pf_params->gl_cmd_pi; - p_data->q_params.bdq_resource_id = FCOE_BDQ_ID(p_hwfn->port_id); + p_data->q_params.bdq_resource_id = (u8)RESC_START(p_hwfn, QED_BDQ); DMA_REGPAIR_LE(p_data->q_params.bdq_pbl_base_address[BDQ_ID_RQ], fcoe_pf_params->bdq_pbl_base_addr[BDQ_ID_RQ]); @@ -241,7 +241,7 @@ qed_sp_fcoe_conn_offload(struct qed_hwfn *p_hwfn, struct fcoe_conn_offload_ramrod_data *p_data; struct qed_spq_entry *p_ent = NULL; struct qed_sp_init_data init_data; - u16 pq_id = 0, tmp; + u16 physical_q0, tmp; int rc; /* Get SPQ entry */ @@ -261,9 +261,9 @@ qed_sp_fcoe_conn_offload(struct qed_hwfn *p_hwfn, p_data = &p_ramrod->offload_ramrod_data; /* Transmission PQ is the first of the PF */ - pq_id = qed_get_qm_pq(p_hwfn, PROTOCOLID_FCOE, NULL); - p_conn->physical_q0 = cpu_to_le16(pq_id); - p_data->physical_q0 = cpu_to_le16(pq_id); + physical_q0 = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD); + p_conn->physical_q0 = cpu_to_le16(physical_q0); + p_data->physical_q0 = cpu_to_le16(physical_q0); p_data->conn_id = cpu_to_le16(p_conn->conn_id); DMA_REGPAIR_LE(p_data->sq_pbl_addr, p_conn->sq_pbl_addr); @@ -340,10 +340,10 @@ qed_sp_fcoe_conn_destroy(struct qed_hwfn *p_hwfn, static int qed_sp_fcoe_func_stop(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, enum spq_mode comp_mode, struct qed_spq_comp_cb *p_comp_addr) { - struct qed_ptt *p_ptt = p_hwfn->p_main_ptt; struct qed_spq_entry *p_ent = NULL; struct qed_sp_init_data init_data; u32 active_segs = 0; @@ -512,19 +512,31 @@ static void __iomem *qed_fcoe_get_db_addr(struct qed_hwfn *p_hwfn, u32 cid) static void __iomem *qed_fcoe_get_primary_bdq_prod(struct qed_hwfn *p_hwfn, u8 bdq_id) { - u8 bdq_function_id = FCOE_BDQ_ID(p_hwfn->port_id); - - return (u8 __iomem *)p_hwfn->regview + GTT_BAR0_MAP_REG_MSDM_RAM + - MSTORM_SCSI_BDQ_EXT_PROD_OFFSET(bdq_function_id, bdq_id); + if (RESC_NUM(p_hwfn, QED_BDQ)) { + return (u8 __iomem *)p_hwfn->regview + + GTT_BAR0_MAP_REG_MSDM_RAM + + MSTORM_SCSI_BDQ_EXT_PROD_OFFSET(RESC_START(p_hwfn, + QED_BDQ), + bdq_id); + } else { + DP_NOTICE(p_hwfn, "BDQ is not allocated!\n"); + return NULL; + } } static void __iomem *qed_fcoe_get_secondary_bdq_prod(struct qed_hwfn *p_hwfn, u8 bdq_id) { - u8 bdq_function_id = FCOE_BDQ_ID(p_hwfn->port_id); - - return (u8 __iomem *)p_hwfn->regview + GTT_BAR0_MAP_REG_TSDM_RAM + - TSTORM_SCSI_BDQ_EXT_PROD_OFFSET(bdq_function_id, bdq_id); + if (RESC_NUM(p_hwfn, QED_BDQ)) { + return (u8 __iomem *)p_hwfn->regview + + GTT_BAR0_MAP_REG_TSDM_RAM + + TSTORM_SCSI_BDQ_EXT_PROD_OFFSET(RESC_START(p_hwfn, + QED_BDQ), + bdq_id); + } else { + DP_NOTICE(p_hwfn, "BDQ is not allocated!\n"); + return NULL; + } } struct qed_fcoe_info *qed_fcoe_alloc(struct qed_hwfn *p_hwfn) @@ -753,6 +765,7 @@ static struct qed_hash_fcoe_con *qed_fcoe_get_hash(struct qed_dev *cdev, static int qed_fcoe_stop(struct qed_dev *cdev) { + struct qed_ptt *p_ptt; int rc; if (!(cdev->flags & QED_FLAG_STORAGE_STARTED)) { @@ -766,10 +779,15 @@ static int qed_fcoe_stop(struct qed_dev *cdev) return -EINVAL; } + p_ptt = qed_ptt_acquire(QED_LEADING_HWFN(cdev)); + if (!p_ptt) + return -EAGAIN; + /* Stop the fcoe */ - rc = qed_sp_fcoe_func_stop(QED_LEADING_HWFN(cdev), + rc = qed_sp_fcoe_func_stop(QED_LEADING_HWFN(cdev), p_ptt, QED_SPQ_MODE_EBLOCK, NULL); cdev->flags &= ~QED_FLAG_STORAGE_STARTED; + qed_ptt_release(QED_LEADING_HWFN(cdev), p_ptt); return rc; } diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h index 37c2bfb663bb..815c4ec5b458 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h +++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h @@ -574,6 +574,7 @@ enum core_event_opcode { CORE_EVENT_TX_QUEUE_STOP, CORE_EVENT_RX_QUEUE_START, CORE_EVENT_RX_QUEUE_STOP, + CORE_EVENT_RX_QUEUE_FLUSH, MAX_CORE_EVENT_OPCODE }; @@ -625,6 +626,7 @@ enum core_ramrod_cmd_id { CORE_RAMROD_TX_QUEUE_START, CORE_RAMROD_RX_QUEUE_STOP, CORE_RAMROD_TX_QUEUE_STOP, + CORE_RAMROD_RX_QUEUE_FLUSH, MAX_CORE_RAMROD_CMD_ID }; @@ -698,7 +700,8 @@ struct core_rx_slow_path_cqe { u8 type; u8 ramrod_cmd_id; __le16 echo; - __le32 reserved1[7]; + struct core_rx_cqe_opaque_data opaque_data; + __le32 reserved1[5]; }; union core_rx_cqe_union { @@ -735,45 +738,46 @@ struct core_rx_stop_ramrod_data { __le16 reserved2[2]; }; -struct core_tx_bd_flags { - u8 as_bitfield; -#define CORE_TX_BD_FLAGS_FORCE_VLAN_MODE_MASK 0x1 -#define CORE_TX_BD_FLAGS_FORCE_VLAN_MODE_SHIFT 0 -#define CORE_TX_BD_FLAGS_VLAN_INSERTION_MASK 0x1 -#define CORE_TX_BD_FLAGS_VLAN_INSERTION_SHIFT 1 -#define CORE_TX_BD_FLAGS_START_BD_MASK 0x1 -#define CORE_TX_BD_FLAGS_START_BD_SHIFT 2 -#define CORE_TX_BD_FLAGS_IP_CSUM_MASK 0x1 -#define CORE_TX_BD_FLAGS_IP_CSUM_SHIFT 3 -#define CORE_TX_BD_FLAGS_L4_CSUM_MASK 0x1 -#define CORE_TX_BD_FLAGS_L4_CSUM_SHIFT 4 -#define CORE_TX_BD_FLAGS_IPV6_EXT_MASK 0x1 -#define CORE_TX_BD_FLAGS_IPV6_EXT_SHIFT 5 -#define CORE_TX_BD_FLAGS_L4_PROTOCOL_MASK 0x1 -#define CORE_TX_BD_FLAGS_L4_PROTOCOL_SHIFT 6 -#define CORE_TX_BD_FLAGS_L4_PSEUDO_CSUM_MODE_MASK 0x1 -#define CORE_TX_BD_FLAGS_L4_PSEUDO_CSUM_MODE_SHIFT 7 +struct core_tx_bd_data { + __le16 as_bitfield; +#define CORE_TX_BD_DATA_FORCE_VLAN_MODE_MASK 0x1 +#define CORE_TX_BD_DATA_FORCE_VLAN_MODE_SHIFT 0 +#define CORE_TX_BD_DATA_VLAN_INSERTION_MASK 0x1 +#define CORE_TX_BD_DATA_VLAN_INSERTION_SHIFT 1 +#define CORE_TX_BD_DATA_START_BD_MASK 0x1 +#define CORE_TX_BD_DATA_START_BD_SHIFT 2 +#define CORE_TX_BD_DATA_IP_CSUM_MASK 0x1 +#define CORE_TX_BD_DATA_IP_CSUM_SHIFT 3 +#define CORE_TX_BD_DATA_L4_CSUM_MASK 0x1 +#define CORE_TX_BD_DATA_L4_CSUM_SHIFT 4 +#define CORE_TX_BD_DATA_IPV6_EXT_MASK 0x1 +#define CORE_TX_BD_DATA_IPV6_EXT_SHIFT 5 +#define CORE_TX_BD_DATA_L4_PROTOCOL_MASK 0x1 +#define CORE_TX_BD_DATA_L4_PROTOCOL_SHIFT 6 +#define CORE_TX_BD_DATA_L4_PSEUDO_CSUM_MODE_MASK 0x1 +#define CORE_TX_BD_DATA_L4_PSEUDO_CSUM_MODE_SHIFT 7 +#define CORE_TX_BD_DATA_NBDS_MASK 0xF +#define CORE_TX_BD_DATA_NBDS_SHIFT 8 +#define CORE_TX_BD_DATA_ROCE_FLAV_MASK 0x1 +#define CORE_TX_BD_DATA_ROCE_FLAV_SHIFT 12 +#define CORE_TX_BD_DATA_IP_LEN_MASK 0x1 +#define CORE_TX_BD_DATA_IP_LEN_SHIFT 13 +#define CORE_TX_BD_DATA_RESERVED0_MASK 0x3 +#define CORE_TX_BD_DATA_RESERVED0_SHIFT 14 }; struct core_tx_bd { struct regpair addr; __le16 nbytes; __le16 nw_vlan_or_lb_echo; - u8 bitfield0; -#define CORE_TX_BD_NBDS_MASK 0xF -#define CORE_TX_BD_NBDS_SHIFT 0 -#define CORE_TX_BD_ROCE_FLAV_MASK 0x1 -#define CORE_TX_BD_ROCE_FLAV_SHIFT 4 -#define CORE_TX_BD_RESERVED0_MASK 0x7 -#define CORE_TX_BD_RESERVED0_SHIFT 5 - struct core_tx_bd_flags bd_flags; + struct core_tx_bd_data bd_data; __le16 bitfield1; #define CORE_TX_BD_L4_HDR_OFFSET_W_MASK 0x3FFF #define CORE_TX_BD_L4_HDR_OFFSET_W_SHIFT 0 #define CORE_TX_BD_TX_DST_MASK 0x1 #define CORE_TX_BD_TX_DST_SHIFT 14 -#define CORE_TX_BD_RESERVED1_MASK 0x1 -#define CORE_TX_BD_RESERVED1_SHIFT 15 +#define CORE_TX_BD_RESERVED_MASK 0x1 +#define CORE_TX_BD_RESERVED_SHIFT 15 }; enum core_tx_dest { @@ -800,6 +804,14 @@ struct core_tx_stop_ramrod_data { __le32 reserved0[2]; }; +enum dcb_dhcp_update_flag { + DONT_UPDATE_DCB_DHCP, + UPDATE_DCB, + UPDATE_DSCP, + UPDATE_DCB_DSCP, + MAX_DCB_DHCP_UPDATE_FLAG +}; + struct eth_mstorm_per_pf_stat { struct regpair gre_discard_pkts; struct regpair vxlan_discard_pkts; @@ -893,6 +905,12 @@ union event_ring_element { struct event_ring_next_addr next_addr; }; +enum fw_flow_ctrl_mode { + flow_ctrl_pause, + flow_ctrl_pfc, + MAX_FW_FLOW_CTRL_MODE +}; + /* Major and Minor hsi Versions */ struct hsi_fp_ver_struct { u8 minor_ver_arr[2]; @@ -921,6 +939,7 @@ enum malicious_vf_error_id { ETH_EDPM_OUT_OF_SYNC, ETH_TUNN_IPV6_EXT_NBD_ERR, ETH_CONTROL_PACKET_VIOLATION, + ETH_ANTI_SPOOFING_ERR, MAX_MALICIOUS_VF_ERROR_ID }; @@ -1106,8 +1125,9 @@ struct tstorm_per_port_stat { struct regpair ll2_mac_filter_discard; struct regpair ll2_conn_disabled_discard; struct regpair iscsi_irregular_pkt; - struct regpair reserved; + struct regpair fcoe_irregular_pkt; struct regpair roce_irregular_pkt; + struct regpair reserved; struct regpair eth_irregular_pkt; struct regpair reserved1; struct regpair preroce_irregular_pkt; @@ -1648,6 +1668,11 @@ enum block_addr { GRCBASE_MS = 0x6a0000, GRCBASE_PHY_PCIE = 0x620000, GRCBASE_LED = 0x6b8000, + GRCBASE_AVS_WRAP = 0x6b0000, + GRCBASE_RGFS = 0x19d0000, + GRCBASE_TGFS = 0x19e0000, + GRCBASE_PTLD = 0x19f0000, + GRCBASE_YPLD = 0x1a10000, GRCBASE_MISC_AEU = 0x8000, GRCBASE_BAR0_MAP = 0x1c00000, MAX_BLOCK_ADDR @@ -1732,6 +1757,11 @@ enum block_id { BLOCK_MS, BLOCK_PHY_PCIE, BLOCK_LED, + BLOCK_AVS_WRAP, + BLOCK_RGFS, + BLOCK_TGFS, + BLOCK_PTLD, + BLOCK_YPLD, BLOCK_MISC_AEU, BLOCK_BAR0_MAP, MAX_BLOCK_ID @@ -1783,9 +1813,9 @@ struct dbg_attn_reg_result { __le32 data; #define DBG_ATTN_REG_RESULT_STS_ADDRESS_MASK 0xFFFFFF #define DBG_ATTN_REG_RESULT_STS_ADDRESS_SHIFT 0 -#define DBG_ATTN_REG_RESULT_NUM_ATTN_IDX_MASK 0xFF -#define DBG_ATTN_REG_RESULT_NUM_ATTN_IDX_SHIFT 24 - __le16 attn_idx_offset; +#define DBG_ATTN_REG_RESULT_NUM_REG_ATTN_MASK 0xFF +#define DBG_ATTN_REG_RESULT_NUM_REG_ATTN_SHIFT 24 + __le16 block_attn_offset; __le16 reserved; __le32 sts_val; __le32 mask_val; @@ -1815,12 +1845,12 @@ struct dbg_mode_hdr { /* Attention register */ struct dbg_attn_reg { struct dbg_mode_hdr mode; - __le16 attn_idx_offset; + __le16 block_attn_offset; __le32 data; #define DBG_ATTN_REG_STS_ADDRESS_MASK 0xFFFFFF #define DBG_ATTN_REG_STS_ADDRESS_SHIFT 0 -#define DBG_ATTN_REG_NUM_ATTN_IDX_MASK 0xFF -#define DBG_ATTN_REG_NUM_ATTN_IDX_SHIFT 24 +#define DBG_ATTN_REG_NUM_REG_ATTN_MASK 0xFF +#define DBG_ATTN_REG_NUM_REG_ATTN_SHIFT 24 __le32 sts_clr_address; __le32 mask_address; }; @@ -2001,6 +2031,20 @@ enum dbg_bus_clients { MAX_DBG_BUS_CLIENTS }; +enum dbg_bus_constraint_ops { + DBG_BUS_CONSTRAINT_OP_EQ, + DBG_BUS_CONSTRAINT_OP_NE, + DBG_BUS_CONSTRAINT_OP_LT, + DBG_BUS_CONSTRAINT_OP_LTC, + DBG_BUS_CONSTRAINT_OP_LE, + DBG_BUS_CONSTRAINT_OP_LEC, + DBG_BUS_CONSTRAINT_OP_GT, + DBG_BUS_CONSTRAINT_OP_GTC, + DBG_BUS_CONSTRAINT_OP_GE, + DBG_BUS_CONSTRAINT_OP_GEC, + MAX_DBG_BUS_CONSTRAINT_OPS +}; + /* Debug Bus memory address */ struct dbg_bus_mem_addr { __le32 lo; @@ -2092,10 +2136,18 @@ struct dbg_bus_data { * DBG_BUS_TARGET_ID_PCI. */ __le16 reserved; - struct dbg_bus_block_data blocks[80];/* Debug Bus data for each block */ + struct dbg_bus_block_data blocks[88];/* Debug Bus data for each block */ struct dbg_bus_storm_data storms[6]; /* Debug Bus data for each block */ }; +enum dbg_bus_filter_types { + DBG_BUS_FILTER_TYPE_OFF, + DBG_BUS_FILTER_TYPE_PRE, + DBG_BUS_FILTER_TYPE_POST, + DBG_BUS_FILTER_TYPE_ON, + MAX_DBG_BUS_FILTER_TYPES +}; + /* Debug bus frame modes */ enum dbg_bus_frame_modes { DBG_BUS_FRAME_MODE_0HW_4ST = 0, /* 0 HW dwords, 4 Storm dwords */ @@ -2104,6 +2156,40 @@ enum dbg_bus_frame_modes { MAX_DBG_BUS_FRAME_MODES }; +enum dbg_bus_input_types { + DBG_BUS_INPUT_TYPE_STORM, + DBG_BUS_INPUT_TYPE_BLOCK, + MAX_DBG_BUS_INPUT_TYPES +}; + +enum dbg_bus_other_engine_modes { + DBG_BUS_OTHER_ENGINE_MODE_NONE, + DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_TX, + DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_RX, + DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_TX, + DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_RX, + MAX_DBG_BUS_OTHER_ENGINE_MODES +}; + +enum dbg_bus_post_trigger_types { + DBG_BUS_POST_TRIGGER_RECORD, + DBG_BUS_POST_TRIGGER_DROP, + MAX_DBG_BUS_POST_TRIGGER_TYPES +}; + +enum dbg_bus_pre_trigger_types { + DBG_BUS_PRE_TRIGGER_START_FROM_ZERO, + DBG_BUS_PRE_TRIGGER_NUM_CHUNKS, + DBG_BUS_PRE_TRIGGER_DROP, + MAX_DBG_BUS_PRE_TRIGGER_TYPES +}; + +enum dbg_bus_semi_frame_modes { + DBG_BUS_SEMI_FRAME_MODE_0SLOW_4FAST = 0, + DBG_BUS_SEMI_FRAME_MODE_4SLOW_0FAST = 3, + MAX_DBG_BUS_SEMI_FRAME_MODES +}; + /* Debug bus states */ enum dbg_bus_states { DBG_BUS_STATE_IDLE, /* debug bus idle state (not recording) */ @@ -2115,6 +2201,19 @@ enum dbg_bus_states { MAX_DBG_BUS_STATES }; +enum dbg_bus_storm_modes { + DBG_BUS_STORM_MODE_PRINTF, + DBG_BUS_STORM_MODE_PRAM_ADDR, + DBG_BUS_STORM_MODE_DRA_RW, + DBG_BUS_STORM_MODE_DRA_W, + DBG_BUS_STORM_MODE_LD_ST_ADDR, + DBG_BUS_STORM_MODE_DRA_FSM, + DBG_BUS_STORM_MODE_RH, + DBG_BUS_STORM_MODE_FOC, + DBG_BUS_STORM_MODE_EXT_STORE, + MAX_DBG_BUS_STORM_MODES +}; + /* Debug bus target IDs */ enum dbg_bus_targets { /* records debug bus to DBG block internal buffer */ @@ -2128,13 +2227,10 @@ enum dbg_bus_targets { /* GRC Dump data */ struct dbg_grc_data { - __le32 param_val[40]; /* Value of each GRC parameter. Array size must - * match the enum dbg_grc_params. - */ - u8 param_set_by_user[40]; /* Indicates for each GRC parameter if it was - * set by the user (0/1). Array size must - * match the enum dbg_grc_params. - */ + u8 params_initialized; + u8 reserved1; + __le16 reserved2; + __le32 param_val[48]; }; /* Debug GRC params */ @@ -2181,6 +2277,8 @@ enum dbg_grc_params { DBG_GRC_PARAM_PARITY_SAFE, DBG_GRC_PARAM_DUMP_CM, /* dump CM memories (0/1) */ DBG_GRC_PARAM_DUMP_PHY, /* dump PHY memories (0/1) */ + DBG_GRC_PARAM_NO_MCP, + DBG_GRC_PARAM_NO_FW_VER, MAX_DBG_GRC_PARAMS }; @@ -2280,7 +2378,7 @@ struct dbg_tools_data { struct dbg_bus_data bus; /* Debug Bus data */ struct idle_chk_data idle_chk; /* Idle Check data */ u8 mode_enable[40]; /* Indicates if a mode is enabled (0/1) */ - u8 block_in_reset[80]; /* Indicates if a block is in reset state (0/1). + u8 block_in_reset[88]; /* Indicates if a block is in reset state (0/1). */ u8 chip_id; /* Chip ID (from enum chip_ids) */ u8 platform_id; /* Platform ID (from enum platform_ids) */ @@ -2404,7 +2502,7 @@ struct fw_info_location { enum init_modes { MODE_RESERVED, - MODE_BB_B0, + MODE_BB, MODE_K2, MODE_ASIC, MODE_RESERVED2, @@ -2418,7 +2516,6 @@ enum init_modes { MODE_PORTS_PER_ENG_2, MODE_PORTS_PER_ENG_4, MODE_100G, - MODE_40G, MODE_RESERVED6, MAX_INIT_MODES }; @@ -2686,6 +2783,13 @@ struct iro { */ enum dbg_status qed_dbg_set_bin_ptr(const u8 * const bin_ptr); /** + * @brief qed_dbg_grc_set_params_default - Reverts all GRC parameters to their + * default value. + * + * @param p_hwfn - HW device data + */ +void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn); +/** * @brief qed_dbg_grc_get_dump_buf_size - Returns the required buffer size for * GRC Dump. * @@ -3418,7 +3522,7 @@ void qed_set_geneve_enable(struct qed_hwfn *p_hwfn, #define MSTORM_TPA_TIMEOUT_US_SIZE (IRO[21].size) #define MSTORM_ETH_PF_STAT_OFFSET(pf_id) \ (IRO[22].base + ((pf_id) * IRO[22].m1)) -#define MSTORM_ETH_PF_STAT_SIZE (IRO[21].size) +#define MSTORM_ETH_PF_STAT_SIZE (IRO[22].size) #define USTORM_QUEUE_STAT_OFFSET(stat_counter_id) \ (IRO[23].base + ((stat_counter_id) * IRO[23].m1)) #define USTORM_QUEUE_STAT_SIZE (IRO[23].size) @@ -3482,7 +3586,7 @@ void qed_set_geneve_enable(struct qed_hwfn *p_hwfn, static const struct iro iro_arr[47] = { {0x0, 0x0, 0x0, 0x0, 0x8}, - {0x4cb0, 0x78, 0x0, 0x0, 0x78}, + {0x4cb0, 0x80, 0x0, 0x0, 0x80}, {0x6318, 0x20, 0x0, 0x0, 0x20}, {0xb00, 0x8, 0x0, 0x0, 0x4}, {0xa80, 0x8, 0x0, 0x0, 0x4}, @@ -3521,13 +3625,13 @@ static const struct iro iro_arr[47] = { {0xd888, 0x38, 0x0, 0x0, 0x24}, {0x12c38, 0x10, 0x0, 0x0, 0x8}, {0x11aa0, 0x38, 0x0, 0x0, 0x18}, - {0xa8c0, 0x30, 0x0, 0x0, 0x10}, - {0x86f8, 0x28, 0x0, 0x0, 0x18}, + {0xa8c0, 0x38, 0x0, 0x0, 0x10}, + {0x86f8, 0x30, 0x0, 0x0, 0x18}, {0x101f8, 0x10, 0x0, 0x0, 0x10}, {0xdd08, 0x48, 0x0, 0x0, 0x38}, {0x10660, 0x20, 0x0, 0x0, 0x20}, {0x2b80, 0x80, 0x0, 0x0, 0x10}, - {0x5000, 0x10, 0x0, 0x0, 0x10}, + {0x5020, 0x10, 0x0, 0x0, 0x10}, }; /* Runtime array offsets */ @@ -4595,6 +4699,12 @@ enum eth_ipv4_frag_type { MAX_ETH_IPV4_FRAG_TYPE }; +enum eth_ip_type { + ETH_IPV4, + ETH_IPV6, + MAX_ETH_IP_TYPE +}; + enum eth_ramrod_cmd_id { ETH_RAMROD_UNUSED, ETH_RAMROD_VPORT_START, @@ -4944,7 +5054,10 @@ struct vport_update_ramrod_data_cmn { u8 update_mtu_flg; __le16 mtu; - u8 reserved[2]; + u8 update_ctl_frame_checks_en_flg; + u8 ctl_frame_mac_check_en; + u8 ctl_frame_ethtype_check_en; + u8 reserved[15]; }; struct vport_update_ramrod_mcast { @@ -4962,6 +5075,492 @@ struct vport_update_ramrod_data { struct eth_vport_rss_config rss_config; }; +struct mstorm_eth_conn_ag_ctx { + u8 byte0; + u8 byte1; + u8 flags0; +#define MSTORM_ETH_CONN_AG_CTX_EXIST_IN_QM0_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_EXIST_IN_QM0_SHIFT 0 +#define MSTORM_ETH_CONN_AG_CTX_BIT1_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_BIT1_SHIFT 1 +#define MSTORM_ETH_CONN_AG_CTX_CF0_MASK 0x3 +#define MSTORM_ETH_CONN_AG_CTX_CF0_SHIFT 2 +#define MSTORM_ETH_CONN_AG_CTX_CF1_MASK 0x3 +#define MSTORM_ETH_CONN_AG_CTX_CF1_SHIFT 4 +#define MSTORM_ETH_CONN_AG_CTX_CF2_MASK 0x3 +#define MSTORM_ETH_CONN_AG_CTX_CF2_SHIFT 6 + u8 flags1; +#define MSTORM_ETH_CONN_AG_CTX_CF0EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_CF0EN_SHIFT 0 +#define MSTORM_ETH_CONN_AG_CTX_CF1EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_CF1EN_SHIFT 1 +#define MSTORM_ETH_CONN_AG_CTX_CF2EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_CF2EN_SHIFT 2 +#define MSTORM_ETH_CONN_AG_CTX_RULE0EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_RULE0EN_SHIFT 3 +#define MSTORM_ETH_CONN_AG_CTX_RULE1EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_RULE1EN_SHIFT 4 +#define MSTORM_ETH_CONN_AG_CTX_RULE2EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_RULE2EN_SHIFT 5 +#define MSTORM_ETH_CONN_AG_CTX_RULE3EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_RULE3EN_SHIFT 6 +#define MSTORM_ETH_CONN_AG_CTX_RULE4EN_MASK 0x1 +#define MSTORM_ETH_CONN_AG_CTX_RULE4EN_SHIFT 7 + __le16 word0; + __le16 word1; + __le32 reg0; + __le32 reg1; +}; + +struct xstorm_eth_conn_agctxdq_ext_ldpart { + u8 reserved0; + u8 eth_state; + u8 flags0; +#define XSTORMETHCONNAGCTXDQEXTLDPART_EXIST_IN_QM0_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EXIST_IN_QM0_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED1_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED1_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED2_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED2_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EXIST_IN_QM3_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EXIST_IN_QM3_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED3_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED3_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED4_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED4_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED5_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED5_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED6_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED6_SHIFT 7 + u8 flags1; +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED7_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED7_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED8_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED8_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED9_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED9_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT11_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT11_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT12_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT12_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT13_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_BIT13_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TX_RULE_ACTIVE_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TX_RULE_ACTIVE_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_ACTIVE_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_ACTIVE_SHIFT 7 + u8 flags2; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF0_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF0_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF1_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF1_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF2_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF2_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF3_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF3_SHIFT 6 + u8 flags3; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF4_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF4_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF5_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF5_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF6_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF6_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF7_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF7_SHIFT 6 + u8 flags4; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF8_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF8_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF9_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF9_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF10_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF10_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF11_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF11_SHIFT 6 + u8 flags5; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF12_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF12_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF13_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF13_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF14_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF14_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF15_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF15_SHIFT 6 + u8 flags6; +#define XSTORMETHCONNAGCTXDQEXTLDPART_GO_TO_BD_CONS_CF_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_GO_TO_BD_CONS_CF_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_MULTI_UNICAST_CF_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_MULTI_UNICAST_CF_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TERMINATE_CF_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TERMINATE_CF_SHIFT 6 + u8 flags7; +#define XSTORMETHCONNAGCTXDQEXTLDPART_FLUSH_Q0_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_FLUSH_Q0_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED10_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED10_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_SLOW_PATH_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_SLOW_PATH_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF0EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF0EN_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF1EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF1EN_SHIFT 7 + u8 flags8; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF2EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF2EN_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF3EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF3EN_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF4EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF4EN_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF5EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF5EN_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF6EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF6EN_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF7EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF7EN_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF8EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF8EN_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF9EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF9EN_SHIFT 7 + u8 flags9; +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF10EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF10EN_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF11EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF11EN_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF12EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF12EN_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF13EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF13EN_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF14EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF14EN_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF15EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_CF15EN_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_GO_TO_BD_CONS_CF_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_GO_TO_BD_CONS_CF_EN_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_MULTI_UNICAST_CF_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_MULTI_UNICAST_CF_EN_SHIFT 7 + u8 flags10; +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_DQ_CF_EN_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TERMINATE_CF_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TERMINATE_CF_EN_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_FLUSH_Q0_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_FLUSH_Q0_EN_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED11_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED11_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_SLOW_PATH_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_SLOW_PATH_EN_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TPH_ENABLE_EN_RESERVED_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TPH_ENABLE_EN_RESERVED_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED12_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED12_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED13_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED13_SHIFT 7 + u8 flags11; +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED14_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED14_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED15_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RESERVED15_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TX_DEC_RULE_EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TX_DEC_RULE_EN_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE5EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE5EN_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE6EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE6EN_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE7EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE7EN_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED1_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED1_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE9EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE9EN_SHIFT 7 + u8 flags12; +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE10EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE10EN_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE11EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE11EN_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED2_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED2_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED3_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED3_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE14EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE14EN_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE15EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE15EN_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE16EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE16EN_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE17EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE17EN_SHIFT 7 + u8 flags13; +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE18EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE18EN_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE19EN_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_RULE19EN_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED4_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED4_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED5_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED5_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED6_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED6_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED7_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED7_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED8_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED8_SHIFT 6 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED9_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_A0_RESERVED9_SHIFT 7 + u8 flags14; +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_USE_EXT_HDR_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_USE_EXT_HDR_SHIFT 0 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_SEND_RAW_L3L4_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_SEND_RAW_L3L4_SHIFT 1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_INBAND_PROP_HDR_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_INBAND_PROP_HDR_SHIFT 2 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_SEND_EXT_TUNNEL_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_EDPM_SEND_EXT_TUNNEL_SHIFT 3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_L2_EDPM_ENABLE_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_L2_EDPM_ENABLE_SHIFT 4 +#define XSTORMETHCONNAGCTXDQEXTLDPART_ROCE_EDPM_ENABLE_MASK 0x1 +#define XSTORMETHCONNAGCTXDQEXTLDPART_ROCE_EDPM_ENABLE_SHIFT 5 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TPH_ENABLE_MASK 0x3 +#define XSTORMETHCONNAGCTXDQEXTLDPART_TPH_ENABLE_SHIFT 6 + u8 edpm_event_id; + __le16 physical_q0; + __le16 quota; + __le16 edpm_num_bds; + __le16 tx_bd_cons; + __le16 tx_bd_prod; + __le16 tx_class; + __le16 conn_dpi; + u8 byte3; + u8 byte4; + u8 byte5; + u8 byte6; + __le32 reg0; + __le32 reg1; + __le32 reg2; + __le32 reg3; + __le32 reg4; +}; + +struct xstorm_eth_hw_conn_ag_ctx { + u8 reserved0; + u8 eth_state; + u8 flags0; +#define XSTORM_ETH_HW_CONN_AG_CTX_EXIST_IN_QM0_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EXIST_IN_QM0_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED1_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED1_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED2_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED2_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_EXIST_IN_QM3_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EXIST_IN_QM3_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED3_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED3_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED4_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED4_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED5_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED5_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED6_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED6_SHIFT 7 + u8 flags1; +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED7_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED7_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED8_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED8_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED9_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED9_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT11_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT11_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT12_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT12_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT13_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_BIT13_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_TX_RULE_ACTIVE_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_TX_RULE_ACTIVE_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_ACTIVE_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_ACTIVE_SHIFT 7 + u8 flags2; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF0_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF0_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF1_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF1_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF2_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF2_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF3_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF3_SHIFT 6 + u8 flags3; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF4_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF4_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF5_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF5_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF6_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF6_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF7_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF7_SHIFT 6 + u8 flags4; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF8_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF8_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF9_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF9_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF10_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF10_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF11_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF11_SHIFT 6 + u8 flags5; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF12_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF12_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF13_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF13_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF14_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF14_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF15_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF15_SHIFT 6 + u8 flags6; +#define XSTORM_ETH_HW_CONN_AG_CTX_GO_TO_BD_CONS_CF_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_GO_TO_BD_CONS_CF_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_MULTI_UNICAST_CF_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_MULTI_UNICAST_CF_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_TERMINATE_CF_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_TERMINATE_CF_SHIFT 6 + u8 flags7; +#define XSTORM_ETH_HW_CONN_AG_CTX_FLUSH_Q0_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_FLUSH_Q0_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED10_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED10_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_SLOW_PATH_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_SLOW_PATH_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF0EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF0EN_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF1EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF1EN_SHIFT 7 + u8 flags8; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF2EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF2EN_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF3EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF3EN_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF4EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF4EN_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF5EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF5EN_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF6EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF6EN_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF7EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF7EN_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF8EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF8EN_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF9EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF9EN_SHIFT 7 + u8 flags9; +#define XSTORM_ETH_HW_CONN_AG_CTX_CF10EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF10EN_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF11EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF11EN_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF12EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF12EN_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF13EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF13EN_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF14EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF14EN_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF15EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_CF15EN_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_GO_TO_BD_CONS_CF_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_GO_TO_BD_CONS_CF_EN_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_MULTI_UNICAST_CF_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_MULTI_UNICAST_CF_EN_SHIFT 7 + u8 flags10; +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_DQ_CF_EN_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_TERMINATE_CF_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_TERMINATE_CF_EN_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_FLUSH_Q0_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_FLUSH_Q0_EN_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED11_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED11_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_SLOW_PATH_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_SLOW_PATH_EN_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_TPH_ENABLE_EN_RESERVED_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_TPH_ENABLE_EN_RESERVED_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED12_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED12_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED13_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED13_SHIFT 7 + u8 flags11; +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED14_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED14_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED15_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RESERVED15_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_TX_DEC_RULE_EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_TX_DEC_RULE_EN_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE5EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE5EN_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE6EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE6EN_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE7EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE7EN_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED1_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED1_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE9EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE9EN_SHIFT 7 + u8 flags12; +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE10EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE10EN_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE11EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE11EN_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED2_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED2_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED3_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED3_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE14EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE14EN_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE15EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE15EN_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE16EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE16EN_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE17EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE17EN_SHIFT 7 + u8 flags13; +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE18EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE18EN_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE19EN_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_RULE19EN_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED4_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED4_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED5_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED5_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED6_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED6_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED7_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED7_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED8_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED8_SHIFT 6 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED9_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_A0_RESERVED9_SHIFT 7 + u8 flags14; +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_USE_EXT_HDR_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_USE_EXT_HDR_SHIFT 0 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_SEND_RAW_L3L4_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_SEND_RAW_L3L4_SHIFT 1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_INBAND_PROP_HDR_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_INBAND_PROP_HDR_SHIFT 2 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_SEND_EXT_TUNNEL_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_EDPM_SEND_EXT_TUNNEL_SHIFT 3 +#define XSTORM_ETH_HW_CONN_AG_CTX_L2_EDPM_ENABLE_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_L2_EDPM_ENABLE_SHIFT 4 +#define XSTORM_ETH_HW_CONN_AG_CTX_ROCE_EDPM_ENABLE_MASK 0x1 +#define XSTORM_ETH_HW_CONN_AG_CTX_ROCE_EDPM_ENABLE_SHIFT 5 +#define XSTORM_ETH_HW_CONN_AG_CTX_TPH_ENABLE_MASK 0x3 +#define XSTORM_ETH_HW_CONN_AG_CTX_TPH_ENABLE_SHIFT 6 + u8 edpm_event_id; + __le16 physical_q0; + __le16 quota; + __le16 edpm_num_bds; + __le16 tx_bd_cons; + __le16 tx_bd_prod; + __le16 tx_class; + __le16 conn_dpi; +}; + struct mstorm_rdma_task_st_ctx { struct regpair temp[4]; }; @@ -6165,7 +6764,7 @@ struct ystorm_roce_conn_st_ctx { }; struct xstorm_roce_conn_st_ctx { - struct regpair temp[22]; + struct regpair temp[24]; }; struct tstorm_roce_conn_st_ctx { @@ -6220,7 +6819,7 @@ struct roce_create_qp_req_ramrod_data { __le16 mtu; __le16 pd; __le16 sq_num_pages; - __le16 reseved2; + __le16 low_latency_phy_queue; struct regpair sq_pbl_addr; struct regpair orq_pbl_addr; __le16 local_mac_addr[3]; @@ -6234,7 +6833,7 @@ struct roce_create_qp_req_ramrod_data { u8 stats_counter_id; u8 reserved3[7]; __le32 cq_cid; - __le16 physical_queue0; + __le16 regular_latency_phy_queue; __le16 dpi; }; @@ -6282,15 +6881,16 @@ struct roce_create_qp_resp_ramrod_data { __le32 dst_gid[4]; struct regpair qp_handle_for_cqe; struct regpair qp_handle_for_async; - __le32 reserved2[2]; + __le16 low_latency_phy_queue; + u8 reserved2[6]; __le32 cq_cid; - __le16 physical_queue0; + __le16 regular_latency_phy_queue; __le16 dpi; }; struct roce_destroy_qp_req_output_params { __le32 num_bound_mw; - __le32 reserved; + __le32 cq_prod; }; struct roce_destroy_qp_req_ramrod_data { @@ -6299,7 +6899,7 @@ struct roce_destroy_qp_req_ramrod_data { struct roce_destroy_qp_resp_output_params { __le32 num_invalidated_mw; - __le32 reserved; + __le32 cq_prod; }; struct roce_destroy_qp_resp_ramrod_data { @@ -7426,6 +8026,7 @@ struct ystorm_fcoe_conn_st_ctx { u8 fcp_rsp_size; __le16 mss; struct regpair reserved; + __le16 min_frame_size; u8 protection_info_flags; #define YSTORM_FCOE_CONN_ST_CTX_SUPPORT_PROTECTION_MASK 0x1 #define YSTORM_FCOE_CONN_ST_CTX_SUPPORT_PROTECTION_SHIFT 0 @@ -7444,7 +8045,6 @@ struct ystorm_fcoe_conn_st_ctx { #define YSTORM_FCOE_CONN_ST_CTX_RSRV_MASK 0x3F #define YSTORM_FCOE_CONN_ST_CTX_RSRV_SHIFT 2 u8 fcp_xfer_size; - u8 reserved3[2]; }; struct fcoe_vlan_fields { @@ -8273,10 +8873,10 @@ struct xstorm_iscsi_conn_ag_ctx { #define XSTORM_ISCSI_CONN_AG_CTX_DQ_FLUSH_MASK 0x3 #define XSTORM_ISCSI_CONN_AG_CTX_DQ_FLUSH_SHIFT 6 u8 flags7; -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q0_MASK 0x3 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q0_SHIFT 0 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q1_MASK 0x3 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q1_SHIFT 2 +#define XSTORM_ISCSI_CONN_AG_CTX_MST_XCM_Q0_FLUSH_CF_MASK 0x3 +#define XSTORM_ISCSI_CONN_AG_CTX_MST_XCM_Q0_FLUSH_CF_SHIFT 0 +#define XSTORM_ISCSI_CONN_AG_CTX_UST_XCM_Q1_FLUSH_CF_MASK 0x3 +#define XSTORM_ISCSI_CONN_AG_CTX_UST_XCM_Q1_FLUSH_CF_SHIFT 2 #define XSTORM_ISCSI_CONN_AG_CTX_SLOW_PATH_MASK 0x3 #define XSTORM_ISCSI_CONN_AG_CTX_SLOW_PATH_SHIFT 4 #define XSTORM_ISCSI_CONN_AG_CTX_CF0EN_MASK 0x1 @@ -8322,10 +8922,10 @@ struct xstorm_iscsi_conn_ag_ctx { #define XSTORM_ISCSI_CONN_AG_CTX_CF18EN_SHIFT 0 #define XSTORM_ISCSI_CONN_AG_CTX_DQ_FLUSH_EN_MASK 0x1 #define XSTORM_ISCSI_CONN_AG_CTX_DQ_FLUSH_EN_SHIFT 1 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q0_EN_MASK 0x1 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q0_EN_SHIFT 2 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q1_EN_MASK 0x1 -#define XSTORM_ISCSI_CONN_AG_CTX_FLUSH_Q1_EN_SHIFT 3 +#define XSTORM_ISCSI_CONN_AG_CTX_MST_XCM_Q0_FLUSH_CF_EN_MASK 0x1 +#define XSTORM_ISCSI_CONN_AG_CTX_MST_XCM_Q0_FLUSH_CF_EN_SHIFT 2 +#define XSTORM_ISCSI_CONN_AG_CTX_UST_XCM_Q1_FLUSH_CF_EN_MASK 0x1 +#define XSTORM_ISCSI_CONN_AG_CTX_UST_XCM_Q1_FLUSH_CF_EN_SHIFT 3 #define XSTORM_ISCSI_CONN_AG_CTX_SLOW_PATH_EN_MASK 0x1 #define XSTORM_ISCSI_CONN_AG_CTX_SLOW_PATH_EN_SHIFT 4 #define XSTORM_ISCSI_CONN_AG_CTX_PROC_ONLY_CLEANUP_EN_MASK 0x1 @@ -8335,8 +8935,8 @@ struct xstorm_iscsi_conn_ag_ctx { #define XSTORM_ISCSI_CONN_AG_CTX_MORE_TO_SEND_DEC_RULE_EN_MASK 0x1 #define XSTORM_ISCSI_CONN_AG_CTX_MORE_TO_SEND_DEC_RULE_EN_SHIFT 7 u8 flags11; -#define XSTORM_ISCSI_CONN_AG_CTX_RULE2EN_MASK 0x1 -#define XSTORM_ISCSI_CONN_AG_CTX_RULE2EN_SHIFT 0 +#define XSTORM_ISCSI_CONN_AG_CTX_TX_BLOCKED_EN_MASK 0x1 +#define XSTORM_ISCSI_CONN_AG_CTX_TX_BLOCKED_EN_SHIFT 0 #define XSTORM_ISCSI_CONN_AG_CTX_RULE3EN_MASK 0x1 #define XSTORM_ISCSI_CONN_AG_CTX_RULE3EN_SHIFT 1 #define XSTORM_ISCSI_CONN_AG_CTX_RESERVED3_MASK 0x1 @@ -8440,7 +9040,7 @@ struct xstorm_iscsi_conn_ag_ctx { __le32 reg10; __le32 reg11; __le32 exp_stat_sn; - __le32 reg13; + __le32 ongoing_fast_rxmit_seq; __le32 reg14; __le32 reg15; __le32 reg16; @@ -8466,10 +9066,10 @@ struct tstorm_iscsi_conn_ag_ctx { #define TSTORM_ISCSI_CONN_AG_CTX_CF0_MASK 0x3 #define TSTORM_ISCSI_CONN_AG_CTX_CF0_SHIFT 6 u8 flags1; -#define TSTORM_ISCSI_CONN_AG_CTX_CF1_MASK 0x3 -#define TSTORM_ISCSI_CONN_AG_CTX_CF1_SHIFT 0 -#define TSTORM_ISCSI_CONN_AG_CTX_CF2_MASK 0x3 -#define TSTORM_ISCSI_CONN_AG_CTX_CF2_SHIFT 2 +#define TSTORM_ISCSI_CONN_AG_CTX_P2T_FLUSH_CF_MASK 0x3 +#define TSTORM_ISCSI_CONN_AG_CTX_P2T_FLUSH_CF_SHIFT 0 +#define TSTORM_ISCSI_CONN_AG_CTX_M2T_FLUSH_CF_MASK 0x3 +#define TSTORM_ISCSI_CONN_AG_CTX_M2T_FLUSH_CF_SHIFT 2 #define TSTORM_ISCSI_CONN_AG_CTX_TIMER_STOP_ALL_MASK 0x3 #define TSTORM_ISCSI_CONN_AG_CTX_TIMER_STOP_ALL_SHIFT 4 #define TSTORM_ISCSI_CONN_AG_CTX_CF4_MASK 0x3 @@ -8490,10 +9090,10 @@ struct tstorm_iscsi_conn_ag_ctx { #define TSTORM_ISCSI_CONN_AG_CTX_CF10_SHIFT 2 #define TSTORM_ISCSI_CONN_AG_CTX_CF0EN_MASK 0x1 #define TSTORM_ISCSI_CONN_AG_CTX_CF0EN_SHIFT 4 -#define TSTORM_ISCSI_CONN_AG_CTX_CF1EN_MASK 0x1 -#define TSTORM_ISCSI_CONN_AG_CTX_CF1EN_SHIFT 5 -#define TSTORM_ISCSI_CONN_AG_CTX_CF2EN_MASK 0x1 -#define TSTORM_ISCSI_CONN_AG_CTX_CF2EN_SHIFT 6 +#define TSTORM_ISCSI_CONN_AG_CTX_P2T_FLUSH_CF_EN_MASK 0x1 +#define TSTORM_ISCSI_CONN_AG_CTX_P2T_FLUSH_CF_EN_SHIFT 5 +#define TSTORM_ISCSI_CONN_AG_CTX_M2T_FLUSH_CF_EN_MASK 0x1 +#define TSTORM_ISCSI_CONN_AG_CTX_M2T_FLUSH_CF_EN_SHIFT 6 #define TSTORM_ISCSI_CONN_AG_CTX_TIMER_STOP_ALL_EN_MASK 0x1 #define TSTORM_ISCSI_CONN_AG_CTX_TIMER_STOP_ALL_EN_SHIFT 7 u8 flags4; @@ -8539,7 +9139,7 @@ struct tstorm_iscsi_conn_ag_ctx { __le32 reg6; __le32 reg7; __le32 reg8; - u8 byte2; + u8 cid_offload_cnt; u8 byte3; __le16 word0; }; @@ -8831,11 +9431,24 @@ struct eth_stats { u64 r511; u64 r1023; u64 r1518; - u64 r1522; - u64 r2047; - u64 r4095; - u64 r9216; - u64 r16383; + + union { + struct { + u64 r1522; + u64 r2047; + u64 r4095; + u64 r9216; + u64 r16383; + } bb0; + struct { + u64 unused1; + u64 r1519_to_max; + u64 unused2; + u64 unused3; + u64 unused4; + } ah0; + } u0; + u64 rfcs; u64 rxcf; u64 rxpf; @@ -8852,14 +9465,36 @@ struct eth_stats { u64 t511; u64 t1023; u64 t1518; - u64 t2047; - u64 t4095; - u64 t9216; - u64 t16383; + + union { + struct { + u64 t2047; + u64 t4095; + u64 t9216; + u64 t16383; + } bb1; + struct { + u64 t1519_to_max; + u64 unused6; + u64 unused7; + u64 unused8; + } ah1; + } u1; + u64 txpf; u64 txpp; - u64 tlpiec; - u64 tncl; + + union { + struct { + u64 tlpiec; + u64 tncl; + } bb2; + struct { + u64 unused9; + u64 unused10; + } ah2; + } u2; + u64 rbyte; u64 rxuca; u64 rxmca; @@ -8943,12 +9578,12 @@ struct dcbx_ets_feature { #define DCBX_ETS_CBS_SHIFT 3 #define DCBX_ETS_MAX_TCS_MASK 0x000000f0 #define DCBX_ETS_MAX_TCS_SHIFT 4 -#define DCBX_ISCSI_OOO_TC_MASK 0x00000f00 -#define DCBX_ISCSI_OOO_TC_SHIFT 8 +#define DCBX_OOO_TC_MASK 0x00000f00 +#define DCBX_OOO_TC_SHIFT 8 u32 pri_tc_tbl[1]; -#define DCBX_ISCSI_OOO_TC (4) +#define DCBX_TCP_OOO_TC (4) -#define NIG_ETS_ISCSI_OOO_CLIENT_OFFSET (DCBX_ISCSI_OOO_TC + 1) +#define NIG_ETS_ISCSI_OOO_CLIENT_OFFSET (DCBX_TCP_OOO_TC + 1) #define DCBX_CEE_STRICT_PRIORITY 0xf u32 tc_bw_tbl[2]; u32 tc_tsa_tbl[2]; @@ -8957,6 +9592,9 @@ struct dcbx_ets_feature { #define DCBX_ETS_TSA_ETS 2 }; +#define DCBX_TCP_OOO_TC (4) +#define DCBX_TCP_OOO_K2_4PORT_TC (3) + struct dcbx_app_priority_entry { u32 entry; #define DCBX_APP_PRI_MAP_MASK 0x000000ff @@ -9067,6 +9705,10 @@ struct dcb_dscp_map { struct public_global { u32 max_path; u32 max_ports; +#define MODE_1P 1 +#define MODE_2P 2 +#define MODE_3P 3 +#define MODE_4P 4 u32 debug_mb_offset; u32 phymod_dbg_mb_offset; struct couple_mode_teaming cmt; @@ -9248,9 +9890,11 @@ struct public_func { #define DRV_ID_PDA_COMP_VER_MASK 0x0000ffff #define DRV_ID_PDA_COMP_VER_SHIFT 0 +#define LOAD_REQ_HSI_VERSION 2 #define DRV_ID_MCP_HSI_VER_MASK 0x00ff0000 #define DRV_ID_MCP_HSI_VER_SHIFT 16 -#define DRV_ID_MCP_HSI_VER_CURRENT (1 << DRV_ID_MCP_HSI_VER_SHIFT) +#define DRV_ID_MCP_HSI_VER_CURRENT (LOAD_REQ_HSI_VERSION << \ + DRV_ID_MCP_HSI_VER_SHIFT) #define DRV_ID_DRV_TYPE_MASK 0x7f000000 #define DRV_ID_DRV_TYPE_SHIFT 24 @@ -9345,6 +9989,7 @@ enum resource_id_enum { RESOURCE_NUM_RSS_ENGINES_E = 14, RESOURCE_LL2_QUEUE_E = 15, RESOURCE_RDMA_STATS_QUEUE_E = 16, + RESOURCE_BDQ_E = 17, RESOURCE_MAX_NUM, RESOURCE_NUM_INVALID = 0xFFFFFFFF }; @@ -9362,6 +10007,46 @@ struct resource_info { #define RESOURCE_ELEMENT_STRICT (1 << 0) }; +#define DRV_ROLE_NONE 0 +#define DRV_ROLE_PREBOOT 1 +#define DRV_ROLE_OS 2 +#define DRV_ROLE_KDUMP 3 + +struct load_req_stc { + u32 drv_ver_0; + u32 drv_ver_1; + u32 fw_ver; + u32 misc0; +#define LOAD_REQ_ROLE_MASK 0x000000FF +#define LOAD_REQ_ROLE_SHIFT 0 +#define LOAD_REQ_LOCK_TO_MASK 0x0000FF00 +#define LOAD_REQ_LOCK_TO_SHIFT 8 +#define LOAD_REQ_LOCK_TO_DEFAULT 0 +#define LOAD_REQ_LOCK_TO_NONE 255 +#define LOAD_REQ_FORCE_MASK 0x000F0000 +#define LOAD_REQ_FORCE_SHIFT 16 +#define LOAD_REQ_FORCE_NONE 0 +#define LOAD_REQ_FORCE_PF 1 +#define LOAD_REQ_FORCE_ALL 2 +#define LOAD_REQ_FLAGS0_MASK 0x00F00000 +#define LOAD_REQ_FLAGS0_SHIFT 20 +#define LOAD_REQ_FLAGS0_AVOID_RESET (0x1 << 0) +}; + +struct load_rsp_stc { + u32 drv_ver_0; + u32 drv_ver_1; + u32 fw_ver; + u32 misc0; +#define LOAD_RSP_ROLE_MASK 0x000000FF +#define LOAD_RSP_ROLE_SHIFT 0 +#define LOAD_RSP_HSI_MASK 0x0000FF00 +#define LOAD_RSP_HSI_SHIFT 8 +#define LOAD_RSP_FLAGS0_MASK 0x000F0000 +#define LOAD_RSP_FLAGS0_SHIFT 16 +#define LOAD_RSP_FLAGS0_DRV_EXISTS (0x1 << 0) +}; + union drv_union_data { u32 ver_str[MCP_DRV_VER_STR_SIZE_DWORD]; struct mcp_mac wol_mac; @@ -9393,6 +10078,7 @@ struct public_drv_mb { #define DRV_MSG_CODE_LOAD_REQ 0x10000000 #define DRV_MSG_CODE_LOAD_DONE 0x11000000 #define DRV_MSG_CODE_INIT_HW 0x12000000 +#define DRV_MSG_CODE_CANCEL_LOAD_REQ 0x13000000 #define DRV_MSG_CODE_UNLOAD_REQ 0x20000000 #define DRV_MSG_CODE_UNLOAD_DONE 0x21000000 #define DRV_MSG_CODE_INIT_PHY 0x22000000 @@ -9405,12 +10091,14 @@ struct public_drv_mb { #define DRV_MSG_CODE_OV_UPDATE_DRIVER_STATE 0x31000000 #define DRV_MSG_CODE_BW_UPDATE_ACK 0x32000000 #define DRV_MSG_CODE_OV_UPDATE_MTU 0x33000000 +#define DRV_MSG_GET_RESOURCE_ALLOC_MSG 0x34000000 +#define DRV_MSG_SET_RESOURCE_VALUE_MSG 0x35000000 #define DRV_MSG_CODE_OV_UPDATE_WOL 0x38000000 #define DRV_MSG_CODE_OV_UPDATE_ESWITCH_MODE 0x39000000 #define DRV_MSG_CODE_BW_UPDATE_ACK 0x32000000 #define DRV_MSG_CODE_NIG_DRAIN 0x30000000 -#define DRV_MSG_GET_RESOURCE_ALLOC_MSG 0x34000000 +#define DRV_MSG_CODE_INITIATE_PF_FLR 0x02010000 #define DRV_MSG_CODE_VF_DISABLED_DONE 0xc0000000 #define DRV_MSG_CODE_CFG_VF_MSIX 0xc0010000 #define DRV_MSG_CODE_NVM_GET_FILE_ATT 0x00030000 @@ -9436,6 +10124,33 @@ struct public_drv_mb { #define DRV_MSG_CODE_BIST_TEST 0x001e0000 #define DRV_MSG_CODE_SET_LED_MODE 0x00200000 +#define DRV_MSG_CODE_RESOURCE_CMD 0x00230000 + +#define RESOURCE_CMD_REQ_RESC_MASK 0x0000001F +#define RESOURCE_CMD_REQ_RESC_SHIFT 0 +#define RESOURCE_CMD_REQ_OPCODE_MASK 0x000000E0 +#define RESOURCE_CMD_REQ_OPCODE_SHIFT 5 +#define RESOURCE_OPCODE_REQ 1 +#define RESOURCE_OPCODE_REQ_WO_AGING 2 +#define RESOURCE_OPCODE_REQ_W_AGING 3 +#define RESOURCE_OPCODE_RELEASE 4 +#define RESOURCE_OPCODE_FORCE_RELEASE 5 +#define RESOURCE_CMD_REQ_AGE_MASK 0x0000FF00 +#define RESOURCE_CMD_REQ_AGE_SHIFT 8 + +#define RESOURCE_CMD_RSP_OWNER_MASK 0x000000FF +#define RESOURCE_CMD_RSP_OWNER_SHIFT 0 +#define RESOURCE_CMD_RSP_OPCODE_MASK 0x00000700 +#define RESOURCE_CMD_RSP_OPCODE_SHIFT 8 +#define RESOURCE_OPCODE_GNT 1 +#define RESOURCE_OPCODE_BUSY 2 +#define RESOURCE_OPCODE_RELEASED 3 +#define RESOURCE_OPCODE_RELEASED_PREVIOUS 4 +#define RESOURCE_OPCODE_WRONG_OWNER 5 +#define RESOURCE_OPCODE_UNKNOWN_CMD 255 + +#define RESOURCE_DUMP 0 + #define DRV_MSG_CODE_GET_PF_RDMA_PROTOCOL 0x002b0000 #define DRV_MSG_CODE_OS_WOL 0x002e0000 @@ -9524,12 +10239,16 @@ struct public_drv_mb { u32 fw_mb_header; #define FW_MSG_CODE_MASK 0xffff0000 +#define FW_MSG_CODE_UNSUPPORTED 0x00000000 #define FW_MSG_CODE_DRV_LOAD_ENGINE 0x10100000 #define FW_MSG_CODE_DRV_LOAD_PORT 0x10110000 #define FW_MSG_CODE_DRV_LOAD_FUNCTION 0x10120000 #define FW_MSG_CODE_DRV_LOAD_REFUSED_PDA 0x10200000 -#define FW_MSG_CODE_DRV_LOAD_REFUSED_HSI 0x10210000 +#define FW_MSG_CODE_DRV_LOAD_REFUSED_HSI_1 0x10210000 #define FW_MSG_CODE_DRV_LOAD_REFUSED_DIAG 0x10220000 +#define FW_MSG_CODE_DRV_LOAD_REFUSED_HSI 0x10230000 +#define FW_MSG_CODE_DRV_LOAD_REFUSED_REQUIRES_FORCE 0x10300000 +#define FW_MSG_CODE_DRV_LOAD_REFUSED_REJECT 0x10310000 #define FW_MSG_CODE_DRV_LOAD_DONE 0x11100000 #define FW_MSG_CODE_DRV_UNLOAD_ENGINE 0x20110000 #define FW_MSG_CODE_DRV_UNLOAD_PORT 0x20120000 @@ -9549,6 +10268,10 @@ struct public_drv_mb { #define FW_MSG_SEQ_NUMBER_MASK 0x0000ffff u32 fw_mb_param; +#define FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MAJOR_MASK 0xFFFF0000 +#define FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MAJOR_SHIFT 16 +#define FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MINOR_MASK 0x0000FFFF +#define FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MINOR_SHIFT 0 /* get pf rdma protocol command responce */ #define FW_MB_PARAM_GET_PF_RDMA_NONE 0x0 @@ -9659,6 +10382,8 @@ struct nvm_cfg1_glob { #define NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X25G 0xC #define NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X25G 0xD #define NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X25G 0xE +#define NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X10G 0xF + u32 e_lane_cfg1; u32 e_lane_cfg2; u32 f_lane_cfg1; diff --git a/drivers/net/ethernet/qlogic/qed/qed_hw.c b/drivers/net/ethernet/qlogic/qed/qed_hw.c index 899cad7f97ea..a05feb38c6ee 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hw.c +++ b/drivers/net/ethernet/qlogic/qed/qed_hw.c @@ -58,6 +58,7 @@ struct qed_ptt { struct list_head list_entry; unsigned int idx; struct pxp_ptt_entry pxp; + u8 hwfn_id; }; struct qed_ptt_pool { @@ -79,6 +80,7 @@ int qed_ptt_pool_alloc(struct qed_hwfn *p_hwfn) p_pool->ptts[i].idx = i; p_pool->ptts[i].pxp.offset = QED_BAR_INVALID_OFFSET; p_pool->ptts[i].pxp.pretend.control = 0; + p_pool->ptts[i].hwfn_id = p_hwfn->my_id; if (i >= RESERVED_PTT_MAX) list_add(&p_pool->ptts[i].list_entry, &p_pool->free_list); @@ -193,6 +195,11 @@ static u32 qed_set_ptt(struct qed_hwfn *p_hwfn, offset = hw_addr - win_hw_addr; + if (p_ptt->hwfn_id != p_hwfn->my_id) + DP_NOTICE(p_hwfn, + "ptt[%d] of hwfn[%02x] is used by hwfn[%02x]!\n", + p_ptt->idx, p_ptt->hwfn_id, p_hwfn->my_id); + /* Verify the address is within the window */ if (hw_addr < win_hw_addr || offset >= PXP_EXTERNAL_BAR_PF_WINDOW_SINGLE_SIZE) { @@ -800,55 +807,3 @@ int qed_dmae_host2host(struct qed_hwfn *p_hwfn, return rc; } -u16 qed_get_qm_pq(struct qed_hwfn *p_hwfn, - enum protocol_type proto, union qed_qm_pq_params *p_params) -{ - u16 pq_id = 0; - - if ((proto == PROTOCOLID_CORE || - proto == PROTOCOLID_ETH || - proto == PROTOCOLID_ISCSI || - proto == PROTOCOLID_ROCE) && !p_params) { - DP_NOTICE(p_hwfn, - "Protocol %d received NULL PQ params\n", proto); - return 0; - } - - switch (proto) { - case PROTOCOLID_CORE: - if (p_params->core.tc == LB_TC) - pq_id = p_hwfn->qm_info.pure_lb_pq; - else if (p_params->core.tc == OOO_LB_TC) - pq_id = p_hwfn->qm_info.ooo_pq; - else - pq_id = p_hwfn->qm_info.offload_pq; - break; - case PROTOCOLID_ETH: - pq_id = p_params->eth.tc; - if (p_params->eth.is_vf) - pq_id += p_hwfn->qm_info.vf_queues_offset + - p_params->eth.vf_id; - break; - case PROTOCOLID_ISCSI: - if (p_params->iscsi.q_idx == 1) - pq_id = p_hwfn->qm_info.pure_ack_pq; - break; - case PROTOCOLID_ROCE: - if (p_params->roce.dcqcn) - pq_id = p_params->roce.qpid; - else - pq_id = p_hwfn->qm_info.offload_pq; - if (pq_id > p_hwfn->qm_info.num_pf_rls) - pq_id = p_hwfn->qm_info.offload_pq; - break; - case PROTOCOLID_FCOE: - pq_id = p_hwfn->qm_info.offload_pq; - break; - default: - pq_id = 0; - } - - pq_id = CM_TX_PQ_BASE + pq_id + RESC_START(p_hwfn, QED_PQ); - - return pq_id; -} diff --git a/drivers/net/ethernet/qlogic/qed/qed_hw.h b/drivers/net/ethernet/qlogic/qed/qed_hw.h index 9277264d2e65..f2505c691c26 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hw.h +++ b/drivers/net/ethernet/qlogic/qed/qed_hw.h @@ -297,9 +297,6 @@ union qed_qm_pq_params { } roce; }; -u16 qed_get_qm_pq(struct qed_hwfn *p_hwfn, - enum protocol_type proto, union qed_qm_pq_params *params); - int qed_init_fw_data(struct qed_dev *cdev, const u8 *fw_data); #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c b/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c index d891a6852695..2a50e2b7568f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c +++ b/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c @@ -215,13 +215,6 @@ static void qed_cmdq_lines_voq_rt_init(struct qed_hwfn *p_hwfn, { u32 qm_line_crd; - /* In A0 - Limit the size of pbf queue so that only 511 commands with - * the minimum size of 4 (FCoE minimum size) - */ - bool is_bb_a0 = QED_IS_BB_A0(p_hwfn->cdev); - - if (is_bb_a0) - cmdq_lines = min_t(u32, cmdq_lines, 1022); qm_line_crd = QM_VOQ_LINE_CRD(cmdq_lines); OVERWRITE_RT_REG(p_hwfn, PBF_CMDQ_LINES_RT_OFFSET(voq), (u32)cmdq_lines); @@ -343,13 +336,11 @@ static void qed_tx_pq_map_rt_init( u16 first_pq_group = p_params->start_pq / QM_PF_QUEUE_GROUP_SIZE; u16 last_pq_group = (p_params->start_pq + num_pqs - 1) / QM_PF_QUEUE_GROUP_SIZE; - bool is_bb_a0 = QED_IS_BB_A0(p_hwfn->cdev); u16 i, pq_id, pq_group; /* a bit per Tx PQ indicating if the PQ is associated with a VF */ u32 tx_pq_vf_mask[MAX_QM_TX_QUEUES / QM_PF_QUEUE_GROUP_SIZE] = { 0 }; - u32 tx_pq_vf_mask_width = is_bb_a0 ? 32 : QM_PF_QUEUE_GROUP_SIZE; - u32 num_tx_pq_vf_masks = MAX_QM_TX_QUEUES / tx_pq_vf_mask_width; + u32 num_tx_pq_vf_masks = MAX_QM_TX_QUEUES / QM_PF_QUEUE_GROUP_SIZE; u32 pq_mem_4kb = QM_PQ_MEM_4KB(p_params->num_pf_cids); u32 vport_pq_mem_4kb = QM_PQ_MEM_4KB(p_params->num_vf_cids); u32 mem_addr_4kb = base_mem_addr_4kb; @@ -371,6 +362,10 @@ static void qed_tx_pq_map_rt_init( bool is_vf_pq = (i >= p_params->num_pf_pqs); struct qm_rf_pq_map tx_pq_map; + bool rl_valid = p_params->pq_params[i].rl_valid && + (p_params->pq_params[i].vport_id < + MAX_QM_GLOBAL_RLS); + /* update first Tx PQ of VPORT/TC */ u8 vport_id_in_pf = p_params->pq_params[i].vport_id - p_params->start_vport; @@ -389,14 +384,18 @@ static void qed_tx_pq_map_rt_init( (p_params->pf_id << QM_WFQ_VP_PQ_PF_SHIFT)); } + + if (p_params->pq_params[i].rl_valid && !rl_valid) + DP_NOTICE(p_hwfn, + "Invalid VPORT ID for rate limiter configuration"); /* fill PQ map entry */ memset(&tx_pq_map, 0, sizeof(tx_pq_map)); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_PQ_VALID, 1); - SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_RL_VALID, - p_params->pq_params[i].rl_valid ? 1 : 0); + SET_FIELD(tx_pq_map.reg, + QM_RF_PQ_MAP_RL_VALID, rl_valid ? 1 : 0); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_VP_PQ_ID, first_tx_pq_id); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_RL_ID, - p_params->pq_params[i].rl_valid ? + rl_valid ? p_params->pq_params[i].vport_id : 0); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_VOQ, voq); SET_FIELD(tx_pq_map.reg, QM_RF_PQ_MAP_WRR_WEIGHT_GROUP, @@ -413,8 +412,9 @@ static void qed_tx_pq_map_rt_init( /* if PQ is associated with a VF, add indication * to PQ VF mask */ - tx_pq_vf_mask[pq_id / tx_pq_vf_mask_width] |= - (1 << (pq_id % tx_pq_vf_mask_width)); + tx_pq_vf_mask[pq_id / + QM_PF_QUEUE_GROUP_SIZE] |= + BIT((pq_id % QM_PF_QUEUE_GROUP_SIZE)); mem_addr_4kb += vport_pq_mem_4kb; } else { mem_addr_4kb += pq_mem_4kb; @@ -480,8 +480,8 @@ static int qed_pf_wfq_rt_init(struct qed_hwfn *p_hwfn, if (p_params->pf_id < MAX_NUM_PFS_BB) crd_reg_offset = QM_REG_WFQPFCRD_RT_OFFSET; else - crd_reg_offset = QM_REG_WFQPFCRD_MSB_RT_OFFSET + - (p_params->pf_id % MAX_NUM_PFS_BB); + crd_reg_offset = QM_REG_WFQPFCRD_MSB_RT_OFFSET; + crd_reg_offset += p_params->pf_id % MAX_NUM_PFS_BB; inc_val = QM_WFQ_INC_VAL(p_params->pf_wfq); if (!inc_val || inc_val > QM_WFQ_MAX_INC_VAL) { @@ -498,11 +498,11 @@ static int qed_pf_wfq_rt_init(struct qed_hwfn *p_hwfn, QM_WFQ_CRD_REG_SIGN_BIT); } - STORE_RT_REG(p_hwfn, QM_REG_WFQPFWEIGHT_RT_OFFSET + p_params->pf_id, - inc_val); STORE_RT_REG(p_hwfn, QM_REG_WFQPFUPPERBOUND_RT_OFFSET + p_params->pf_id, QM_WFQ_UPPER_BOUND | QM_WFQ_CRD_REG_SIGN_BIT); + STORE_RT_REG(p_hwfn, QM_REG_WFQPFWEIGHT_RT_OFFSET + p_params->pf_id, + inc_val); return 0; } @@ -576,6 +576,12 @@ static int qed_vport_rl_rt_init(struct qed_hwfn *p_hwfn, { u8 i, vport_id; + if (start_vport + num_vports >= MAX_QM_GLOBAL_RLS) { + DP_NOTICE(p_hwfn, + "Invalid VPORT ID for rate limiter configuration"); + return -1; + } + /* go over all PF VPORTs */ for (i = 0, vport_id = start_vport; i < num_vports; i++, vport_id++) { u32 inc_val = QM_RL_INC_VAL(vport_params[i].vport_rl); @@ -785,6 +791,12 @@ int qed_init_vport_rl(struct qed_hwfn *p_hwfn, { u32 inc_val = QM_RL_INC_VAL(vport_rl); + if (vport_id >= MAX_QM_GLOBAL_RLS) { + DP_NOTICE(p_hwfn, + "Invalid VPORT ID for rate limiter configuration"); + return -1; + } + if (inc_val > QM_RL_MAX_INC_VAL) { DP_NOTICE(p_hwfn, "Invalid VPORT rate-limit configuration"); return -1; @@ -940,12 +952,6 @@ void qed_set_geneve_enable(struct qed_hwfn *p_hwfn, eth_geneve_enable ? 1 : 0); qed_wr(p_hwfn, p_ptt, NIG_REG_NGE_IP_ENABLE, ip_geneve_enable ? 1 : 0); - /* comp ver */ - reg_val = (ip_geneve_enable || eth_geneve_enable) ? 1 : 0; - qed_wr(p_hwfn, p_ptt, NIG_REG_NGE_COMP_VER, reg_val); - qed_wr(p_hwfn, p_ptt, PBF_REG_NGE_COMP_VER, reg_val); - qed_wr(p_hwfn, p_ptt, PRS_REG_NGE_COMP_VER, reg_val); - /* EDPM with geneve tunnel not supported in BB_B0 */ if (QED_IS_BB_B0(p_hwfn->cdev)) return; diff --git a/drivers/net/ethernet/qlogic/qed/qed_init_ops.c b/drivers/net/ethernet/qlogic/qed/qed_init_ops.c index 243b64e0d4dc..4a2e7be5bf72 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_init_ops.c +++ b/drivers/net/ethernet/qlogic/qed/qed_init_ops.c @@ -554,7 +554,7 @@ int qed_init_fw_data(struct qed_dev *cdev, const u8 *data) } /* First Dword contains metadata and should be skipped */ - buf_hdr = (struct bin_buffer_hdr *)(data + sizeof(u32)); + buf_hdr = (struct bin_buffer_hdr *)data; offset = buf_hdr[BIN_BUF_INIT_FW_VER_INFO].offset; fw->fw_ver_info = (struct fw_ver_info *)(data + offset); diff --git a/drivers/net/ethernet/qlogic/qed/qed_int.c b/drivers/net/ethernet/qlogic/qed/qed_int.c index 84310b60849b..0ed24d6e6c65 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_int.c +++ b/drivers/net/ethernet/qlogic/qed/qed_int.c @@ -2500,8 +2500,9 @@ void qed_int_cau_conf_sb(struct qed_hwfn *p_hwfn, /* Configure pi coalescing if set */ if (p_hwfn->cdev->int_coalescing_mode == QED_COAL_MODE_ENABLE) { + u8 num_tc = p_hwfn->hw_info.num_hw_tc; u8 timeset, timer_res; - u8 num_tc = 1, i; + u8 i; /* timeset = (coalesce >> timer-res), timeset is 7bit wide */ if (p_hwfn->cdev->rx_coalesce_usecs <= 0x7F) diff --git a/drivers/net/ethernet/qlogic/qed/qed_iscsi.c b/drivers/net/ethernet/qlogic/qed/qed_iscsi.c index 098766f7fe88..339c91dfa658 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iscsi.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iscsi.c @@ -181,6 +181,15 @@ qed_sp_iscsi_func_start(struct qed_hwfn *p_hwfn, p_params = &p_hwfn->pf_params.iscsi_pf_params; p_queue = &p_init->q_params; + /* Sanity */ + if (p_params->num_queues > p_hwfn->hw_info.feat_num[QED_ISCSI_CQ]) { + DP_ERR(p_hwfn, + "Cannot satisfy CQ amount. Queues requested %d, CQs available %d. Aborting function start\n", + p_params->num_queues, + p_hwfn->hw_info.resc_num[QED_ISCSI_CQ]); + return -EINVAL; + } + SET_FIELD(p_init->hdr.flags, ISCSI_SLOW_PATH_HDR_LAYER_CODE, ISCSI_SLOW_PATH_LAYER_CODE); p_init->hdr.op_code = ISCSI_RAMROD_CMD_ID_INIT_FUNC; @@ -216,7 +225,7 @@ qed_sp_iscsi_func_start(struct qed_hwfn *p_hwfn, p_queue->cq_cmdq_sb_num_arr[i] = cpu_to_le16(val); } - p_queue->bdq_resource_id = ISCSI_BDQ_ID(p_hwfn->port_id); + p_queue->bdq_resource_id = (u8)RESC_START(p_hwfn, QED_BDQ); DMA_REGPAIR_LE(p_queue->bdq_pbl_base_address[BDQ_ID_RQ], p_params->bdq_pbl_base_addr[BDQ_ID_RQ]); @@ -270,11 +279,10 @@ static int qed_sp_iscsi_conn_offload(struct qed_hwfn *p_hwfn, struct tcp_offload_params *p_tcp = NULL; struct qed_spq_entry *p_ent = NULL; struct qed_sp_init_data init_data; - union qed_qm_pq_params pq_params; - u16 pq0_id = 0, pq1_id = 0; dma_addr_t r2tq_pbl_addr; dma_addr_t xhq_pbl_addr; dma_addr_t uhq_pbl_addr; + u16 physical_q; int rc = 0; u32 dval; u16 wval; @@ -297,16 +305,14 @@ static int qed_sp_iscsi_conn_offload(struct qed_hwfn *p_hwfn, p_ramrod = &p_ent->ramrod.iscsi_conn_offload; /* Transmission PQ is the first of the PF */ - memset(&pq_params, 0, sizeof(pq_params)); - pq0_id = qed_get_qm_pq(p_hwfn, PROTOCOLID_ISCSI, &pq_params); - p_conn->physical_q0 = cpu_to_le16(pq0_id); - p_ramrod->iscsi.physical_q0 = cpu_to_le16(pq0_id); + physical_q = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD); + p_conn->physical_q0 = cpu_to_le16(physical_q); + p_ramrod->iscsi.physical_q0 = cpu_to_le16(physical_q); /* iSCSI Pure-ACK PQ */ - pq_params.iscsi.q_idx = 1; - pq1_id = qed_get_qm_pq(p_hwfn, PROTOCOLID_ISCSI, &pq_params); - p_conn->physical_q1 = cpu_to_le16(pq1_id); - p_ramrod->iscsi.physical_q1 = cpu_to_le16(pq1_id); + physical_q = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_ACK); + p_conn->physical_q1 = cpu_to_le16(physical_q); + p_ramrod->iscsi.physical_q1 = cpu_to_le16(physical_q); p_ramrod->hdr.op_code = ISCSI_RAMROD_CMD_ID_OFFLOAD_CONN; SET_FIELD(p_ramrod->hdr.flags, ISCSI_SLOW_PATH_HDR_LAYER_CODE, @@ -593,21 +599,31 @@ static void __iomem *qed_iscsi_get_db_addr(struct qed_hwfn *p_hwfn, u32 cid) static void __iomem *qed_iscsi_get_primary_bdq_prod(struct qed_hwfn *p_hwfn, u8 bdq_id) { - u8 bdq_function_id = ISCSI_BDQ_ID(p_hwfn->port_id); - - return (u8 __iomem *)p_hwfn->regview + GTT_BAR0_MAP_REG_MSDM_RAM + - MSTORM_SCSI_BDQ_EXT_PROD_OFFSET(bdq_function_id, - bdq_id); + if (RESC_NUM(p_hwfn, QED_BDQ)) { + return (u8 __iomem *)p_hwfn->regview + + GTT_BAR0_MAP_REG_MSDM_RAM + + MSTORM_SCSI_BDQ_EXT_PROD_OFFSET(RESC_START(p_hwfn, + QED_BDQ), + bdq_id); + } else { + DP_NOTICE(p_hwfn, "BDQ is not allocated!\n"); + return NULL; + } } static void __iomem *qed_iscsi_get_secondary_bdq_prod(struct qed_hwfn *p_hwfn, u8 bdq_id) { - u8 bdq_function_id = ISCSI_BDQ_ID(p_hwfn->port_id); - - return (u8 __iomem *)p_hwfn->regview + GTT_BAR0_MAP_REG_TSDM_RAM + - TSTORM_SCSI_BDQ_EXT_PROD_OFFSET(bdq_function_id, - bdq_id); + if (RESC_NUM(p_hwfn, QED_BDQ)) { + return (u8 __iomem *)p_hwfn->regview + + GTT_BAR0_MAP_REG_TSDM_RAM + + TSTORM_SCSI_BDQ_EXT_PROD_OFFSET(RESC_START(p_hwfn, + QED_BDQ), + bdq_id); + } else { + DP_NOTICE(p_hwfn, "BDQ is not allocated!\n"); + return NULL; + } } static int qed_iscsi_setup_connection(struct qed_hwfn *p_hwfn, @@ -857,6 +873,8 @@ static void _qed_iscsi_get_tstats(struct qed_hwfn *p_hwfn, HILO_64_REGPAIR(tstats.iscsi_rx_bytes_cnt); p_stats->iscsi_rx_packet_cnt = HILO_64_REGPAIR(tstats.iscsi_rx_packet_cnt); + p_stats->iscsi_rx_new_ooo_isle_events_cnt = + HILO_64_REGPAIR(tstats.iscsi_rx_new_ooo_isle_events_cnt); p_stats->iscsi_cmdq_threshold_cnt = le32_to_cpu(tstats.iscsi_cmdq_threshold_cnt); p_stats->iscsi_rq_threshold_cnt = @@ -1003,6 +1021,8 @@ static int qed_fill_iscsi_dev_info(struct qed_dev *cdev, info->secondary_bdq_rq_addr = qed_iscsi_get_secondary_bdq_prod(hwfn, BDQ_ID_RQ); + info->num_cqs = FEAT_NUM(hwfn, QED_ISCSI_CQ); + return rc; } @@ -1304,6 +1324,26 @@ static int qed_iscsi_stats(struct qed_dev *cdev, struct qed_iscsi_stats *stats) return qed_iscsi_get_stats(QED_LEADING_HWFN(cdev), stats); } +void qed_get_protocol_stats_iscsi(struct qed_dev *cdev, + struct qed_mcp_iscsi_stats *stats) +{ + struct qed_iscsi_stats proto_stats; + + /* Retrieve FW statistics */ + memset(&proto_stats, 0, sizeof(proto_stats)); + if (qed_iscsi_stats(cdev, &proto_stats)) { + DP_VERBOSE(cdev, QED_MSG_STORAGE, + "Failed to collect ISCSI statistics\n"); + return; + } + + /* Translate FW statistics into struct */ + stats->rx_pdus = proto_stats.iscsi_rx_total_pdu_cnt; + stats->tx_pdus = proto_stats.iscsi_tx_total_pdu_cnt; + stats->rx_bytes = proto_stats.iscsi_rx_bytes_cnt; + stats->tx_bytes = proto_stats.iscsi_tx_bytes_cnt; +} + static const struct qed_iscsi_ops qed_iscsi_ops_pass = { .common = &qed_common_ops_pass, .ll2 = &qed_ll2_ops_pass, diff --git a/drivers/net/ethernet/qlogic/qed/qed_iscsi.h b/drivers/net/ethernet/qlogic/qed/qed_iscsi.h index 20c187f4ed0b..ae98f772cbc0 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iscsi.h +++ b/drivers/net/ethernet/qlogic/qed/qed_iscsi.h @@ -64,13 +64,25 @@ void qed_iscsi_setup(struct qed_hwfn *p_hwfn, void qed_iscsi_free(struct qed_hwfn *p_hwfn, struct qed_iscsi_info *p_iscsi_info); + +/** + * @brief - Fills provided statistics struct with statistics. + * + * @param cdev + * @param stats - points to struct that will be filled with statistics. + */ +void qed_get_protocol_stats_iscsi(struct qed_dev *cdev, + struct qed_mcp_iscsi_stats *stats); #else /* IS_ENABLED(CONFIG_QED_ISCSI) */ static inline struct qed_iscsi_info *qed_iscsi_alloc( struct qed_hwfn *p_hwfn) { return NULL; } static inline void qed_iscsi_setup(struct qed_hwfn *p_hwfn, struct qed_iscsi_info *p_iscsi_info) {} static inline void qed_iscsi_free(struct qed_hwfn *p_hwfn, - struct qed_iscsi_info *p_iscsi_info) {} + struct qed_iscsi_info *p_iscsi_info) {} +static inline void +qed_get_protocol_stats_iscsi(struct qed_dev *cdev, + struct qed_mcp_iscsi_stats *stats) {} #endif /* IS_ENABLED(CONFIG_QED_ISCSI) */ #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c index df932be5a4e5..d56441da87c5 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_l2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c @@ -938,15 +938,12 @@ qed_eth_pf_tx_queue_start(struct qed_hwfn *p_hwfn, dma_addr_t pbl_addr, u16 pbl_size, void __iomem **pp_doorbell) { - union qed_qm_pq_params pq_params; int rc; - memset(&pq_params, 0, sizeof(pq_params)); rc = qed_eth_txq_start_ramrod(p_hwfn, p_cid, pbl_addr, pbl_size, - qed_get_qm_pq(p_hwfn, PROTOCOLID_ETH, - &pq_params)); + qed_get_cm_pq_idx_mcos(p_hwfn, tc)); if (rc) return rc; @@ -1470,13 +1467,20 @@ static void __qed_get_vport_pstats(struct qed_hwfn *p_hwfn, memset(&pstats, 0, sizeof(pstats)); qed_memcpy_from(p_hwfn, p_ptt, &pstats, pstats_addr, pstats_len); - p_stats->tx_ucast_bytes += HILO_64_REGPAIR(pstats.sent_ucast_bytes); - p_stats->tx_mcast_bytes += HILO_64_REGPAIR(pstats.sent_mcast_bytes); - p_stats->tx_bcast_bytes += HILO_64_REGPAIR(pstats.sent_bcast_bytes); - p_stats->tx_ucast_pkts += HILO_64_REGPAIR(pstats.sent_ucast_pkts); - p_stats->tx_mcast_pkts += HILO_64_REGPAIR(pstats.sent_mcast_pkts); - p_stats->tx_bcast_pkts += HILO_64_REGPAIR(pstats.sent_bcast_pkts); - p_stats->tx_err_drop_pkts += HILO_64_REGPAIR(pstats.error_drop_pkts); + p_stats->common.tx_ucast_bytes += + HILO_64_REGPAIR(pstats.sent_ucast_bytes); + p_stats->common.tx_mcast_bytes += + HILO_64_REGPAIR(pstats.sent_mcast_bytes); + p_stats->common.tx_bcast_bytes += + HILO_64_REGPAIR(pstats.sent_bcast_bytes); + p_stats->common.tx_ucast_pkts += + HILO_64_REGPAIR(pstats.sent_ucast_pkts); + p_stats->common.tx_mcast_pkts += + HILO_64_REGPAIR(pstats.sent_mcast_pkts); + p_stats->common.tx_bcast_pkts += + HILO_64_REGPAIR(pstats.sent_bcast_pkts); + p_stats->common.tx_err_drop_pkts += + HILO_64_REGPAIR(pstats.error_drop_pkts); } static void __qed_get_vport_tstats(struct qed_hwfn *p_hwfn, @@ -1502,10 +1506,10 @@ static void __qed_get_vport_tstats(struct qed_hwfn *p_hwfn, memset(&tstats, 0, sizeof(tstats)); qed_memcpy_from(p_hwfn, p_ptt, &tstats, tstats_addr, tstats_len); - p_stats->mftag_filter_discards += - HILO_64_REGPAIR(tstats.mftag_filter_discard); - p_stats->mac_filter_discards += - HILO_64_REGPAIR(tstats.eth_mac_filter_discard); + p_stats->common.mftag_filter_discards += + HILO_64_REGPAIR(tstats.mftag_filter_discard); + p_stats->common.mac_filter_discards += + HILO_64_REGPAIR(tstats.eth_mac_filter_discard); } static void __qed_get_vport_ustats_addrlen(struct qed_hwfn *p_hwfn, @@ -1539,12 +1543,15 @@ static void __qed_get_vport_ustats(struct qed_hwfn *p_hwfn, memset(&ustats, 0, sizeof(ustats)); qed_memcpy_from(p_hwfn, p_ptt, &ustats, ustats_addr, ustats_len); - p_stats->rx_ucast_bytes += HILO_64_REGPAIR(ustats.rcv_ucast_bytes); - p_stats->rx_mcast_bytes += HILO_64_REGPAIR(ustats.rcv_mcast_bytes); - p_stats->rx_bcast_bytes += HILO_64_REGPAIR(ustats.rcv_bcast_bytes); - p_stats->rx_ucast_pkts += HILO_64_REGPAIR(ustats.rcv_ucast_pkts); - p_stats->rx_mcast_pkts += HILO_64_REGPAIR(ustats.rcv_mcast_pkts); - p_stats->rx_bcast_pkts += HILO_64_REGPAIR(ustats.rcv_bcast_pkts); + p_stats->common.rx_ucast_bytes += + HILO_64_REGPAIR(ustats.rcv_ucast_bytes); + p_stats->common.rx_mcast_bytes += + HILO_64_REGPAIR(ustats.rcv_mcast_bytes); + p_stats->common.rx_bcast_bytes += + HILO_64_REGPAIR(ustats.rcv_bcast_bytes); + p_stats->common.rx_ucast_pkts += HILO_64_REGPAIR(ustats.rcv_ucast_pkts); + p_stats->common.rx_mcast_pkts += HILO_64_REGPAIR(ustats.rcv_mcast_pkts); + p_stats->common.rx_bcast_pkts += HILO_64_REGPAIR(ustats.rcv_bcast_pkts); } static void __qed_get_vport_mstats_addrlen(struct qed_hwfn *p_hwfn, @@ -1578,23 +1585,26 @@ static void __qed_get_vport_mstats(struct qed_hwfn *p_hwfn, memset(&mstats, 0, sizeof(mstats)); qed_memcpy_from(p_hwfn, p_ptt, &mstats, mstats_addr, mstats_len); - p_stats->no_buff_discards += HILO_64_REGPAIR(mstats.no_buff_discard); - p_stats->packet_too_big_discard += - HILO_64_REGPAIR(mstats.packet_too_big_discard); - p_stats->ttl0_discard += HILO_64_REGPAIR(mstats.ttl0_discard); - p_stats->tpa_coalesced_pkts += - HILO_64_REGPAIR(mstats.tpa_coalesced_pkts); - p_stats->tpa_coalesced_events += - HILO_64_REGPAIR(mstats.tpa_coalesced_events); - p_stats->tpa_aborts_num += HILO_64_REGPAIR(mstats.tpa_aborts_num); - p_stats->tpa_coalesced_bytes += - HILO_64_REGPAIR(mstats.tpa_coalesced_bytes); + p_stats->common.no_buff_discards += + HILO_64_REGPAIR(mstats.no_buff_discard); + p_stats->common.packet_too_big_discard += + HILO_64_REGPAIR(mstats.packet_too_big_discard); + p_stats->common.ttl0_discard += HILO_64_REGPAIR(mstats.ttl0_discard); + p_stats->common.tpa_coalesced_pkts += + HILO_64_REGPAIR(mstats.tpa_coalesced_pkts); + p_stats->common.tpa_coalesced_events += + HILO_64_REGPAIR(mstats.tpa_coalesced_events); + p_stats->common.tpa_aborts_num += + HILO_64_REGPAIR(mstats.tpa_aborts_num); + p_stats->common.tpa_coalesced_bytes += + HILO_64_REGPAIR(mstats.tpa_coalesced_bytes); } static void __qed_get_vport_port_stats(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_eth_stats *p_stats) { + struct qed_eth_stats_common *p_common = &p_stats->common; struct port_stats port_stats; int j; @@ -1605,54 +1615,75 @@ static void __qed_get_vport_port_stats(struct qed_hwfn *p_hwfn, offsetof(struct public_port, stats), sizeof(port_stats)); - p_stats->rx_64_byte_packets += port_stats.eth.r64; - p_stats->rx_65_to_127_byte_packets += port_stats.eth.r127; - p_stats->rx_128_to_255_byte_packets += port_stats.eth.r255; - p_stats->rx_256_to_511_byte_packets += port_stats.eth.r511; - p_stats->rx_512_to_1023_byte_packets += port_stats.eth.r1023; - p_stats->rx_1024_to_1518_byte_packets += port_stats.eth.r1518; - p_stats->rx_1519_to_1522_byte_packets += port_stats.eth.r1522; - p_stats->rx_1519_to_2047_byte_packets += port_stats.eth.r2047; - p_stats->rx_2048_to_4095_byte_packets += port_stats.eth.r4095; - p_stats->rx_4096_to_9216_byte_packets += port_stats.eth.r9216; - p_stats->rx_9217_to_16383_byte_packets += port_stats.eth.r16383; - p_stats->rx_crc_errors += port_stats.eth.rfcs; - p_stats->rx_mac_crtl_frames += port_stats.eth.rxcf; - p_stats->rx_pause_frames += port_stats.eth.rxpf; - p_stats->rx_pfc_frames += port_stats.eth.rxpp; - p_stats->rx_align_errors += port_stats.eth.raln; - p_stats->rx_carrier_errors += port_stats.eth.rfcr; - p_stats->rx_oversize_packets += port_stats.eth.rovr; - p_stats->rx_jabbers += port_stats.eth.rjbr; - p_stats->rx_undersize_packets += port_stats.eth.rund; - p_stats->rx_fragments += port_stats.eth.rfrg; - p_stats->tx_64_byte_packets += port_stats.eth.t64; - p_stats->tx_65_to_127_byte_packets += port_stats.eth.t127; - p_stats->tx_128_to_255_byte_packets += port_stats.eth.t255; - p_stats->tx_256_to_511_byte_packets += port_stats.eth.t511; - p_stats->tx_512_to_1023_byte_packets += port_stats.eth.t1023; - p_stats->tx_1024_to_1518_byte_packets += port_stats.eth.t1518; - p_stats->tx_1519_to_2047_byte_packets += port_stats.eth.t2047; - p_stats->tx_2048_to_4095_byte_packets += port_stats.eth.t4095; - p_stats->tx_4096_to_9216_byte_packets += port_stats.eth.t9216; - p_stats->tx_9217_to_16383_byte_packets += port_stats.eth.t16383; - p_stats->tx_pause_frames += port_stats.eth.txpf; - p_stats->tx_pfc_frames += port_stats.eth.txpp; - p_stats->tx_lpi_entry_count += port_stats.eth.tlpiec; - p_stats->tx_total_collisions += port_stats.eth.tncl; - p_stats->rx_mac_bytes += port_stats.eth.rbyte; - p_stats->rx_mac_uc_packets += port_stats.eth.rxuca; - p_stats->rx_mac_mc_packets += port_stats.eth.rxmca; - p_stats->rx_mac_bc_packets += port_stats.eth.rxbca; - p_stats->rx_mac_frames_ok += port_stats.eth.rxpok; - p_stats->tx_mac_bytes += port_stats.eth.tbyte; - p_stats->tx_mac_uc_packets += port_stats.eth.txuca; - p_stats->tx_mac_mc_packets += port_stats.eth.txmca; - p_stats->tx_mac_bc_packets += port_stats.eth.txbca; - p_stats->tx_mac_ctrl_frames += port_stats.eth.txcf; + p_common->rx_64_byte_packets += port_stats.eth.r64; + p_common->rx_65_to_127_byte_packets += port_stats.eth.r127; + p_common->rx_128_to_255_byte_packets += port_stats.eth.r255; + p_common->rx_256_to_511_byte_packets += port_stats.eth.r511; + p_common->rx_512_to_1023_byte_packets += port_stats.eth.r1023; + p_common->rx_1024_to_1518_byte_packets += port_stats.eth.r1518; + p_common->rx_crc_errors += port_stats.eth.rfcs; + p_common->rx_mac_crtl_frames += port_stats.eth.rxcf; + p_common->rx_pause_frames += port_stats.eth.rxpf; + p_common->rx_pfc_frames += port_stats.eth.rxpp; + p_common->rx_align_errors += port_stats.eth.raln; + p_common->rx_carrier_errors += port_stats.eth.rfcr; + p_common->rx_oversize_packets += port_stats.eth.rovr; + p_common->rx_jabbers += port_stats.eth.rjbr; + p_common->rx_undersize_packets += port_stats.eth.rund; + p_common->rx_fragments += port_stats.eth.rfrg; + p_common->tx_64_byte_packets += port_stats.eth.t64; + p_common->tx_65_to_127_byte_packets += port_stats.eth.t127; + p_common->tx_128_to_255_byte_packets += port_stats.eth.t255; + p_common->tx_256_to_511_byte_packets += port_stats.eth.t511; + p_common->tx_512_to_1023_byte_packets += port_stats.eth.t1023; + p_common->tx_1024_to_1518_byte_packets += port_stats.eth.t1518; + p_common->tx_pause_frames += port_stats.eth.txpf; + p_common->tx_pfc_frames += port_stats.eth.txpp; + p_common->rx_mac_bytes += port_stats.eth.rbyte; + p_common->rx_mac_uc_packets += port_stats.eth.rxuca; + p_common->rx_mac_mc_packets += port_stats.eth.rxmca; + p_common->rx_mac_bc_packets += port_stats.eth.rxbca; + p_common->rx_mac_frames_ok += port_stats.eth.rxpok; + p_common->tx_mac_bytes += port_stats.eth.tbyte; + p_common->tx_mac_uc_packets += port_stats.eth.txuca; + p_common->tx_mac_mc_packets += port_stats.eth.txmca; + p_common->tx_mac_bc_packets += port_stats.eth.txbca; + p_common->tx_mac_ctrl_frames += port_stats.eth.txcf; for (j = 0; j < 8; j++) { - p_stats->brb_truncates += port_stats.brb.brb_truncate[j]; - p_stats->brb_discards += port_stats.brb.brb_discard[j]; + p_common->brb_truncates += port_stats.brb.brb_truncate[j]; + p_common->brb_discards += port_stats.brb.brb_discard[j]; + } + + if (QED_IS_BB(p_hwfn->cdev)) { + struct qed_eth_stats_bb *p_bb = &p_stats->bb; + + p_bb->rx_1519_to_1522_byte_packets += + port_stats.eth.u0.bb0.r1522; + p_bb->rx_1519_to_2047_byte_packets += + port_stats.eth.u0.bb0.r2047; + p_bb->rx_2048_to_4095_byte_packets += + port_stats.eth.u0.bb0.r4095; + p_bb->rx_4096_to_9216_byte_packets += + port_stats.eth.u0.bb0.r9216; + p_bb->rx_9217_to_16383_byte_packets += + port_stats.eth.u0.bb0.r16383; + p_bb->tx_1519_to_2047_byte_packets += + port_stats.eth.u1.bb1.t2047; + p_bb->tx_2048_to_4095_byte_packets += + port_stats.eth.u1.bb1.t4095; + p_bb->tx_4096_to_9216_byte_packets += + port_stats.eth.u1.bb1.t9216; + p_bb->tx_9217_to_16383_byte_packets += + port_stats.eth.u1.bb1.t16383; + p_bb->tx_lpi_entry_count += port_stats.eth.u2.bb2.tlpiec; + p_bb->tx_total_collisions += port_stats.eth.u2.bb2.tncl; + } else { + struct qed_eth_stats_ah *p_ah = &p_stats->ah; + + p_ah->rx_1519_to_max_byte_packets += + port_stats.eth.u0.ah0.r1519_to_max; + p_ah->tx_1519_to_max_byte_packets = + port_stats.eth.u1.ah1.t1519_to_max; } } @@ -1898,7 +1929,11 @@ static int qed_start_vport(struct qed_dev *cdev, return rc; } - qed_hw_start_fastpath(p_hwfn); + rc = qed_hw_start_fastpath(p_hwfn); + if (rc) { + DP_ERR(cdev, "Failed to start VPORT fastpath\n"); + return rc; + } DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP), "Started V-PORT %d with MTU %d\n", @@ -2141,7 +2176,13 @@ static int qed_start_txq(struct qed_dev *cdev, #define QED_HW_STOP_RETRY_LIMIT (10) static int qed_fastpath_stop(struct qed_dev *cdev) { - qed_hw_stop_fastpath(cdev); + int rc; + + rc = qed_hw_stop_fastpath(cdev); + if (rc) { + DP_ERR(cdev, "Failed to stop Fastpath\n"); + return rc; + } return 0; } diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 0d3cef409c96..09c86411918c 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -597,7 +597,7 @@ static u8 qed_ll2_convert_rx_parse_to_tx_flags(u16 parse_flags) u8 bd_flags = 0; if (GET_FIELD(parse_flags, PARSING_AND_ERR_FLAGS_TAG8021QEXIST)) - SET_FIELD(bd_flags, CORE_TX_BD_FLAGS_VLAN_INSERTION, 1); + SET_FIELD(bd_flags, CORE_TX_BD_DATA_VLAN_INSERTION, 1); return bd_flags; } @@ -758,8 +758,8 @@ qed_ooo_submit_tx_buffers(struct qed_hwfn *p_hwfn, p_buffer->placement_offset; parse_flags = p_buffer->parse_flags; bd_flags = qed_ll2_convert_rx_parse_to_tx_flags(parse_flags); - SET_FIELD(bd_flags, CORE_TX_BD_FLAGS_FORCE_VLAN_MODE, 1); - SET_FIELD(bd_flags, CORE_TX_BD_FLAGS_L4_PROTOCOL, 1); + SET_FIELD(bd_flags, CORE_TX_BD_DATA_FORCE_VLAN_MODE, 1); + SET_FIELD(bd_flags, CORE_TX_BD_DATA_L4_PROTOCOL, 1); rc = qed_ll2_prepare_tx_packet(p_hwfn, p_ll2_conn->my_id, 1, p_buffer->vlan, bd_flags, @@ -1090,7 +1090,6 @@ static int qed_sp_ll2_tx_queue_start(struct qed_hwfn *p_hwfn, struct core_tx_start_ramrod_data *p_ramrod = NULL; struct qed_spq_entry *p_ent = NULL; struct qed_sp_init_data init_data; - union qed_qm_pq_params pq_params; u16 pq_id = 0, pbl_size; int rc = -EINVAL; @@ -1127,9 +1126,18 @@ static int qed_sp_ll2_tx_queue_start(struct qed_hwfn *p_hwfn, pbl_size = qed_chain_get_page_cnt(&p_tx->txq_chain); p_ramrod->pbl_size = cpu_to_le16(pbl_size); - memset(&pq_params, 0, sizeof(pq_params)); - pq_params.core.tc = p_ll2_conn->conn.tx_tc; - pq_id = qed_get_qm_pq(p_hwfn, PROTOCOLID_CORE, &pq_params); + switch (p_ll2_conn->conn.tx_tc) { + case LB_TC: + pq_id = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB); + break; + case OOO_LB_TC: + pq_id = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OOO); + break; + default: + pq_id = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD); + break; + } + p_ramrod->qm_pq_id = cpu_to_le16(pq_id); switch (conn_type) { @@ -1400,13 +1408,21 @@ int qed_ll2_establish_connection(struct qed_hwfn *p_hwfn, u8 connection_handle) struct qed_ll2_info *p_ll2_conn; struct qed_ll2_rx_queue *p_rx; struct qed_ll2_tx_queue *p_tx; + struct qed_ptt *p_ptt; int rc = -EINVAL; u32 i, capacity; u8 qid; + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) + return -EAGAIN; + p_ll2_conn = qed_ll2_handle_sanity_lock(p_hwfn, connection_handle); - if (!p_ll2_conn) - return -EINVAL; + if (!p_ll2_conn) { + rc = -EINVAL; + goto out; + } + p_rx = &p_ll2_conn->rx_queue; p_tx = &p_ll2_conn->tx_queue; @@ -1439,7 +1455,9 @@ int qed_ll2_establish_connection(struct qed_hwfn *p_hwfn, u8 connection_handle) p_tx->cur_completing_frag_num = 0; *p_tx->p_fw_cons = 0; - qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_CORE, &p_ll2_conn->cid); + rc = qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_CORE, &p_ll2_conn->cid); + if (rc) + goto out; qid = p_hwfn->hw_info.resc_start[QED_LL2_QUEUE] + connection_handle; p_ll2_conn->queue_id = qid; @@ -1453,26 +1471,28 @@ int qed_ll2_establish_connection(struct qed_hwfn *p_hwfn, u8 connection_handle) rc = qed_ll2_establish_connection_rx(p_hwfn, p_ll2_conn); if (rc) - return rc; + goto out; rc = qed_sp_ll2_tx_queue_start(p_hwfn, p_ll2_conn); if (rc) - return rc; + goto out; if (p_hwfn->hw_info.personality != QED_PCI_ETH_ROCE) - qed_wr(p_hwfn, p_hwfn->p_main_ptt, PRS_REG_USE_LIGHT_L2, 1); + qed_wr(p_hwfn, p_ptt, PRS_REG_USE_LIGHT_L2, 1); qed_ll2_establish_connection_ooo(p_hwfn, p_ll2_conn); if (p_ll2_conn->conn.conn_type == QED_LL2_TYPE_FCOE) { - qed_llh_add_protocol_filter(p_hwfn, p_hwfn->p_main_ptt, + qed_llh_add_protocol_filter(p_hwfn, p_ptt, 0x8906, 0, QED_LLH_FILTER_ETHERTYPE); - qed_llh_add_protocol_filter(p_hwfn, p_hwfn->p_main_ptt, + qed_llh_add_protocol_filter(p_hwfn, p_ptt, 0x8914, 0, QED_LLH_FILTER_ETHERTYPE); } +out: + qed_ptt_release(p_hwfn, p_ptt); return rc; } @@ -1591,33 +1611,34 @@ static void qed_ll2_prepare_tx_packet_set(struct qed_hwfn *p_hwfn, p_tx->cur_send_frag_num++; } -static void qed_ll2_prepare_tx_packet_set_bd(struct qed_hwfn *p_hwfn, - struct qed_ll2_info *p_ll2, - struct qed_ll2_tx_packet *p_curp, - u8 num_of_bds, - enum core_tx_dest tx_dest, - u16 vlan, - u8 bd_flags, - u16 l4_hdr_offset_w, - enum core_roce_flavor_type type, - dma_addr_t first_frag, - u16 first_frag_len) +static void +qed_ll2_prepare_tx_packet_set_bd(struct qed_hwfn *p_hwfn, + struct qed_ll2_info *p_ll2, + struct qed_ll2_tx_packet *p_curp, + u8 num_of_bds, + enum core_tx_dest tx_dest, + u16 vlan, + u8 bd_flags, + u16 l4_hdr_offset_w, + enum core_roce_flavor_type roce_flavor, + dma_addr_t first_frag, + u16 first_frag_len) { struct qed_chain *p_tx_chain = &p_ll2->tx_queue.txq_chain; u16 prod_idx = qed_chain_get_prod_idx(p_tx_chain); struct core_tx_bd *start_bd = NULL; - u16 frag_idx; + u16 bd_data = 0, frag_idx; start_bd = (struct core_tx_bd *)qed_chain_produce(p_tx_chain); start_bd->nw_vlan_or_lb_echo = cpu_to_le16(vlan); SET_FIELD(start_bd->bitfield1, CORE_TX_BD_L4_HDR_OFFSET_W, cpu_to_le16(l4_hdr_offset_w)); SET_FIELD(start_bd->bitfield1, CORE_TX_BD_TX_DST, tx_dest); - start_bd->bd_flags.as_bitfield = bd_flags; - start_bd->bd_flags.as_bitfield |= CORE_TX_BD_FLAGS_START_BD_MASK << - CORE_TX_BD_FLAGS_START_BD_SHIFT; - SET_FIELD(start_bd->bitfield0, CORE_TX_BD_NBDS, num_of_bds); - SET_FIELD(start_bd->bitfield0, CORE_TX_BD_ROCE_FLAV, type); + bd_data |= bd_flags; + SET_FIELD(bd_data, CORE_TX_BD_DATA_START_BD, 0x1); + SET_FIELD(bd_data, CORE_TX_BD_DATA_NBDS, num_of_bds); + SET_FIELD(bd_data, CORE_TX_BD_DATA_ROCE_FLAV, roce_flavor); + start_bd->bd_data.as_bitfield = cpu_to_le16(bd_data); DMA_REGPAIR_LE(start_bd->addr, first_frag); start_bd->nbytes = cpu_to_le16(first_frag_len); @@ -1642,9 +1663,8 @@ static void qed_ll2_prepare_tx_packet_set_bd(struct qed_hwfn *p_hwfn, struct core_tx_bd **p_bd = &p_curp->bds_set[frag_idx].txq_bd; *p_bd = (struct core_tx_bd *)qed_chain_produce(p_tx_chain); - (*p_bd)->bd_flags.as_bitfield = 0; + (*p_bd)->bd_data.as_bitfield = 0; (*p_bd)->bitfield1 = 0; - (*p_bd)->bitfield0 = 0; p_curp->bds_set[frag_idx].tx_frag = 0; p_curp->bds_set[frag_idx].frag_len = 0; } @@ -1823,23 +1843,30 @@ int qed_ll2_terminate_connection(struct qed_hwfn *p_hwfn, u8 connection_handle) { struct qed_ll2_info *p_ll2_conn = NULL; int rc = -EINVAL; + struct qed_ptt *p_ptt; + + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) + return -EAGAIN; p_ll2_conn = qed_ll2_handle_sanity_lock(p_hwfn, connection_handle); - if (!p_ll2_conn) - return -EINVAL; + if (!p_ll2_conn) { + rc = -EINVAL; + goto out; + } /* Stop Tx & Rx of connection, if needed */ if (QED_LL2_TX_REGISTERED(p_ll2_conn)) { rc = qed_sp_ll2_tx_queue_stop(p_hwfn, p_ll2_conn); if (rc) - return rc; + goto out; qed_ll2_txq_flush(p_hwfn, connection_handle); } if (QED_LL2_RX_REGISTERED(p_ll2_conn)) { rc = qed_sp_ll2_rx_queue_stop(p_hwfn, p_ll2_conn); if (rc) - return rc; + goto out; qed_ll2_rxq_flush(p_hwfn, connection_handle); } @@ -1847,14 +1874,16 @@ int qed_ll2_terminate_connection(struct qed_hwfn *p_hwfn, u8 connection_handle) qed_ooo_release_all_isles(p_hwfn, p_hwfn->p_ooo_info); if (p_ll2_conn->conn.conn_type == QED_LL2_TYPE_FCOE) { - qed_llh_remove_protocol_filter(p_hwfn, p_hwfn->p_main_ptt, + qed_llh_remove_protocol_filter(p_hwfn, p_ptt, 0x8906, 0, QED_LLH_FILTER_ETHERTYPE); - qed_llh_remove_protocol_filter(p_hwfn, p_hwfn->p_main_ptt, + qed_llh_remove_protocol_filter(p_hwfn, p_ptt, 0x8914, 0, QED_LLH_FILTER_ETHERTYPE); } +out: + qed_ptt_release(p_hwfn, p_ptt); return rc; } @@ -2241,11 +2270,11 @@ static int qed_ll2_start_xmit(struct qed_dev *cdev, struct sk_buff *skb) /* Request HW to calculate IP csum */ if (!((vlan_get_protocol(skb) == htons(ETH_P_IPV6)) && ipv6_hdr(skb)->nexthdr == NEXTHDR_IPV6)) - flags |= BIT(CORE_TX_BD_FLAGS_IP_CSUM_SHIFT); + flags |= BIT(CORE_TX_BD_DATA_IP_CSUM_SHIFT); if (skb_vlan_tag_present(skb)) { vlan = skb_vlan_tag_get(skb); - flags |= BIT(CORE_TX_BD_FLAGS_VLAN_INSERTION_SHIFT); + flags |= BIT(CORE_TX_BD_DATA_VLAN_INSERTION_SHIFT); } rc = qed_ll2_prepare_tx_packet(QED_LEADING_HWFN(cdev), diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index eef30a598b40..029f431e89ec 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -45,6 +45,7 @@ #include <linux/ethtool.h> #include <linux/etherdevice.h> #include <linux/vmalloc.h> +#include <linux/crash_dump.h> #include <linux/qed/qed_if.h> #include <linux/qed/qed_ll2_if.h> @@ -54,6 +55,8 @@ #include "qed_dev_api.h" #include "qed_ll2.h" #include "qed_fcoe.h" +#include "qed_iscsi.h" + #include "qed_mcp.h" #include "qed_hw.h" #include "qed_selftest.h" @@ -238,6 +241,7 @@ int qed_fill_dev_info(struct qed_dev *cdev, dev_info->rdma_supported = (cdev->hwfns[0].hw_info.personality == QED_PCI_ETH_ROCE); dev_info->is_mf_default = IS_MF_DEFAULT(&cdev->hwfns[0]); + dev_info->dev_type = cdev->type; ether_addr_copy(dev_info->hw_mac, cdev->hwfns[0].hw_info.hw_mac_addr); if (IS_PF(cdev)) { @@ -588,6 +592,19 @@ int qed_slowpath_irq_req(struct qed_hwfn *hwfn) return rc; } +void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn) +{ + struct qed_dev *cdev = p_hwfn->cdev; + u8 id = p_hwfn->my_id; + u32 int_mode; + + int_mode = cdev->int_params.out.int_mode; + if (int_mode == QED_INT_MODE_MSIX) + synchronize_irq(cdev->int_params.msix_table[id].vector); + else + synchronize_irq(cdev->pdev->irq); +} + static void qed_slowpath_irq_free(struct qed_dev *cdev) { int i; @@ -630,19 +647,6 @@ static int qed_nic_stop(struct qed_dev *cdev) return rc; } -static int qed_nic_reset(struct qed_dev *cdev) -{ - int rc; - - rc = qed_hw_reset(cdev); - if (rc) - return rc; - - qed_resc_free(cdev); - - return 0; -} - static int qed_nic_setup(struct qed_dev *cdev) { int rc, i; @@ -743,7 +747,8 @@ static int qed_slowpath_setup_int(struct qed_dev *cdev, cdev->int_params.fp_msix_cnt = cdev->int_params.out.num_vectors - cdev->num_hwfns; - if (!IS_ENABLED(CONFIG_QED_RDMA)) + if (!IS_ENABLED(CONFIG_QED_RDMA) || + QED_LEADING_HWFN(cdev)->hw_info.personality != QED_PCI_ETH_ROCE) return 0; for_each_hwfn(cdev, i) @@ -875,7 +880,6 @@ static void qed_update_pf_params(struct qed_dev *cdev, params->rdma_pf_params.num_qps = QED_ROCE_QPS; params->rdma_pf_params.min_dpis = QED_ROCE_DPIS; /* divide by 3 the MRs to avoid MF ILT overflow */ - params->rdma_pf_params.num_mrs = RDMA_MAX_TIDS; params->rdma_pf_params.gl_pi = QED_ROCE_PROTOCOL_INDEX; } @@ -900,6 +904,8 @@ static void qed_update_pf_params(struct qed_dev *cdev, static int qed_slowpath_start(struct qed_dev *cdev, struct qed_slowpath_params *params) { + struct qed_drv_load_params drv_load_params; + struct qed_hw_init_params hw_init_params; struct qed_tunn_start_params tunn_info; struct qed_mcp_drv_version drv_version; const u8 *data = NULL; @@ -965,9 +971,21 @@ static int qed_slowpath_start(struct qed_dev *cdev, tunn_info.tunn_clss_ipgre = QED_TUNN_CLSS_MAC_VLAN; /* Start the slowpath */ - rc = qed_hw_init(cdev, &tunn_info, true, - cdev->int_params.out.int_mode, - true, data); + memset(&hw_init_params, 0, sizeof(hw_init_params)); + hw_init_params.p_tunn = &tunn_info; + hw_init_params.b_hw_start = true; + hw_init_params.int_mode = cdev->int_params.out.int_mode; + hw_init_params.allow_npar_tx_switch = true; + hw_init_params.bin_fw_data = data; + + memset(&drv_load_params, 0, sizeof(drv_load_params)); + drv_load_params.is_crash_kernel = is_kdump_kernel(); + drv_load_params.mfw_timeout_val = QED_LOAD_REQ_LOCK_TO_DEFAULT; + drv_load_params.avoid_eng_reset = false; + drv_load_params.override_force_load = QED_OVERRIDE_FORCE_LOAD_NONE; + hw_init_params.p_drv_load_params = &drv_load_params; + + rc = qed_hw_init(cdev, &hw_init_params); if (rc) goto err2; @@ -1042,7 +1060,8 @@ static int qed_slowpath_stop(struct qed_dev *cdev) } qed_disable_msix(cdev); - qed_nic_reset(cdev); + + qed_resc_free(cdev); qed_iov_wq_stop(cdev, true); @@ -1653,13 +1672,18 @@ void qed_get_protocol_stats(struct qed_dev *cdev, switch (type) { case QED_MCP_LAN_STATS: qed_get_vport_stats(cdev, ð_stats); - stats->lan_stats.ucast_rx_pkts = eth_stats.rx_ucast_pkts; - stats->lan_stats.ucast_tx_pkts = eth_stats.tx_ucast_pkts; + stats->lan_stats.ucast_rx_pkts = + eth_stats.common.rx_ucast_pkts; + stats->lan_stats.ucast_tx_pkts = + eth_stats.common.tx_ucast_pkts; stats->lan_stats.fcs_err = -1; break; case QED_MCP_FCOE_STATS: qed_get_protocol_stats_fcoe(cdev, &stats->fcoe_stats); break; + case QED_MCP_ISCSI_STATS: + qed_get_protocol_stats_iscsi(cdev, &stats->iscsi_stats); + break; default: DP_ERR(cdev, "Invalid protocol type = %d\n", type); return; diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 87fde205149f..ff6080df2246 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -111,12 +111,71 @@ void qed_mcp_read_mb(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) } } +struct qed_mcp_cmd_elem { + struct list_head list; + struct qed_mcp_mb_params *p_mb_params; + u16 expected_seq_num; + bool b_is_completed; +}; + +/* Must be called while cmd_lock is acquired */ +static struct qed_mcp_cmd_elem * +qed_mcp_cmd_add_elem(struct qed_hwfn *p_hwfn, + struct qed_mcp_mb_params *p_mb_params, + u16 expected_seq_num) +{ + struct qed_mcp_cmd_elem *p_cmd_elem = NULL; + + p_cmd_elem = kzalloc(sizeof(*p_cmd_elem), GFP_ATOMIC); + if (!p_cmd_elem) + goto out; + + p_cmd_elem->p_mb_params = p_mb_params; + p_cmd_elem->expected_seq_num = expected_seq_num; + list_add(&p_cmd_elem->list, &p_hwfn->mcp_info->cmd_list); +out: + return p_cmd_elem; +} + +/* Must be called while cmd_lock is acquired */ +static void qed_mcp_cmd_del_elem(struct qed_hwfn *p_hwfn, + struct qed_mcp_cmd_elem *p_cmd_elem) +{ + list_del(&p_cmd_elem->list); + kfree(p_cmd_elem); +} + +/* Must be called while cmd_lock is acquired */ +static struct qed_mcp_cmd_elem *qed_mcp_cmd_get_elem(struct qed_hwfn *p_hwfn, + u16 seq_num) +{ + struct qed_mcp_cmd_elem *p_cmd_elem = NULL; + + list_for_each_entry(p_cmd_elem, &p_hwfn->mcp_info->cmd_list, list) { + if (p_cmd_elem->expected_seq_num == seq_num) + return p_cmd_elem; + } + + return NULL; +} + int qed_mcp_free(struct qed_hwfn *p_hwfn) { if (p_hwfn->mcp_info) { + struct qed_mcp_cmd_elem *p_cmd_elem, *p_tmp; + kfree(p_hwfn->mcp_info->mfw_mb_cur); kfree(p_hwfn->mcp_info->mfw_mb_shadow); + + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); + list_for_each_entry_safe(p_cmd_elem, + p_tmp, + &p_hwfn->mcp_info->cmd_list, list) { + qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem); + } + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); } + kfree(p_hwfn->mcp_info); return 0; @@ -160,7 +219,7 @@ static int qed_load_mcp_offsets(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) p_info->drv_pulse_seq = DRV_MB_RD(p_hwfn, p_ptt, drv_pulse_mb) & DRV_PULSE_SEQ_MASK; - p_info->mcp_hist = (u16)qed_rd(p_hwfn, p_ptt, MISCS_REG_GENERIC_POR_0); + p_info->mcp_hist = qed_rd(p_hwfn, p_ptt, MISCS_REG_GENERIC_POR_0); return 0; } @@ -176,6 +235,12 @@ int qed_mcp_cmd_init(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) goto err; p_info = p_hwfn->mcp_info; + /* Initialize the MFW spinlock */ + spin_lock_init(&p_info->cmd_lock); + spin_lock_init(&p_info->link_lock); + + INIT_LIST_HEAD(&p_info->cmd_list); + if (qed_load_mcp_offsets(p_hwfn, p_ptt) != 0) { DP_NOTICE(p_hwfn, "MCP is not initialized\n"); /* Do not free mcp_info here, since public_base indicate that @@ -190,10 +255,6 @@ int qed_mcp_cmd_init(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) if (!p_info->mfw_mb_shadow || !p_info->mfw_mb_addr) goto err; - /* Initialize the MFW spinlock */ - spin_lock_init(&p_info->lock); - spin_lock_init(&p_info->link_lock); - return 0; err: @@ -201,68 +262,39 @@ err: return -ENOMEM; } -/* Locks the MFW mailbox of a PF to ensure a single access. - * The lock is achieved in most cases by holding a spinlock, causing other - * threads to wait till a previous access is done. - * In some cases (currently when a [UN]LOAD_REQ commands are sent), the single - * access is achieved by setting a blocking flag, which will fail other - * competing contexts to send their mailboxes. - */ -static int qed_mcp_mb_lock(struct qed_hwfn *p_hwfn, u32 cmd) +static void qed_mcp_reread_offsets(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) { - spin_lock_bh(&p_hwfn->mcp_info->lock); + u32 generic_por_0 = qed_rd(p_hwfn, p_ptt, MISCS_REG_GENERIC_POR_0); - /* The spinlock shouldn't be acquired when the mailbox command is - * [UN]LOAD_REQ, since the engine is locked by the MFW, and a parallel - * pending [UN]LOAD_REQ command of another PF together with a spinlock - * (i.e. interrupts are disabled) - can lead to a deadlock. - * It is assumed that for a single PF, no other mailbox commands can be - * sent from another context while sending LOAD_REQ, and that any - * parallel commands to UNLOAD_REQ can be cancelled. + /* Use MCP history register to check if MCP reset occurred between init + * time and now. */ - if (cmd == DRV_MSG_CODE_LOAD_DONE || cmd == DRV_MSG_CODE_UNLOAD_DONE) - p_hwfn->mcp_info->block_mb_sending = false; - - if (p_hwfn->mcp_info->block_mb_sending) { - DP_NOTICE(p_hwfn, - "Trying to send a MFW mailbox command [0x%x] in parallel to [UN]LOAD_REQ. Aborting.\n", - cmd); - spin_unlock_bh(&p_hwfn->mcp_info->lock); - return -EBUSY; - } + if (p_hwfn->mcp_info->mcp_hist != generic_por_0) { + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "Rereading MCP offsets [mcp_hist 0x%08x, generic_por_0 0x%08x]\n", + p_hwfn->mcp_info->mcp_hist, generic_por_0); - if (cmd == DRV_MSG_CODE_LOAD_REQ || cmd == DRV_MSG_CODE_UNLOAD_REQ) { - p_hwfn->mcp_info->block_mb_sending = true; - spin_unlock_bh(&p_hwfn->mcp_info->lock); + qed_load_mcp_offsets(p_hwfn, p_ptt); + qed_mcp_cmd_port_init(p_hwfn, p_ptt); } - - return 0; -} - -static void qed_mcp_mb_unlock(struct qed_hwfn *p_hwfn, u32 cmd) -{ - if (cmd != DRV_MSG_CODE_LOAD_REQ && cmd != DRV_MSG_CODE_UNLOAD_REQ) - spin_unlock_bh(&p_hwfn->mcp_info->lock); } int qed_mcp_reset(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { - u32 seq = ++p_hwfn->mcp_info->drv_mb_seq; - u8 delay = CHIP_MCP_RESP_ITER_US; - u32 org_mcp_reset_seq, cnt = 0; + u32 org_mcp_reset_seq, seq, delay = CHIP_MCP_RESP_ITER_US, cnt = 0; int rc = 0; - /* Ensure that only a single thread is accessing the mailbox at a - * certain time. - */ - rc = qed_mcp_mb_lock(p_hwfn, DRV_MSG_CODE_MCP_RESET); - if (rc != 0) - return rc; + /* Ensure that only a single thread is accessing the mailbox */ + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); - /* Set drv command along with the updated sequence */ org_mcp_reset_seq = qed_rd(p_hwfn, p_ptt, MISCS_REG_GENERIC_POR_0); - DRV_MB_WR(p_hwfn, p_ptt, drv_mb_header, - (DRV_MSG_CODE_MCP_RESET | seq)); + + /* Set drv command along with the updated sequence */ + qed_mcp_reread_offsets(p_hwfn, p_ptt); + seq = ++p_hwfn->mcp_info->drv_mb_seq; + DRV_MB_WR(p_hwfn, p_ptt, drv_mb_header, (DRV_MSG_CODE_MCP_RESET | seq)); do { /* Wait for MFW response */ @@ -281,72 +313,207 @@ int qed_mcp_reset(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) rc = -EAGAIN; } - qed_mcp_mb_unlock(p_hwfn, DRV_MSG_CODE_MCP_RESET); + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); return rc; } -static int qed_do_mcp_cmd(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - u32 cmd, - u32 param, - u32 *o_mcp_resp, - u32 *o_mcp_param) +/* Must be called while cmd_lock is acquired */ +static bool qed_mcp_has_pending_cmd(struct qed_hwfn *p_hwfn) { - u8 delay = CHIP_MCP_RESP_ITER_US; - u32 seq, cnt = 1, actual_mb_seq; - int rc = 0; + struct qed_mcp_cmd_elem *p_cmd_elem; - /* Get actual driver mailbox sequence */ - actual_mb_seq = DRV_MB_RD(p_hwfn, p_ptt, drv_mb_header) & - DRV_MSG_SEQ_NUMBER_MASK; - - /* Use MCP history register to check if MCP reset occurred between - * init time and now. + /* There is at most one pending command at a certain time, and if it + * exists - it is placed at the HEAD of the list. */ - if (p_hwfn->mcp_info->mcp_hist != - qed_rd(p_hwfn, p_ptt, MISCS_REG_GENERIC_POR_0)) { - DP_VERBOSE(p_hwfn, QED_MSG_SP, "Rereading MCP offsets\n"); - qed_load_mcp_offsets(p_hwfn, p_ptt); - qed_mcp_cmd_port_init(p_hwfn, p_ptt); + if (!list_empty(&p_hwfn->mcp_info->cmd_list)) { + p_cmd_elem = list_first_entry(&p_hwfn->mcp_info->cmd_list, + struct qed_mcp_cmd_elem, list); + return !p_cmd_elem->b_is_completed; } - seq = ++p_hwfn->mcp_info->drv_mb_seq; - /* Set drv param */ - DRV_MB_WR(p_hwfn, p_ptt, drv_mb_param, param); + return false; +} - /* Set drv command along with the updated sequence */ - DRV_MB_WR(p_hwfn, p_ptt, drv_mb_header, (cmd | seq)); +/* Must be called while cmd_lock is acquired */ +static int +qed_mcp_update_pending_cmd(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + struct qed_mcp_mb_params *p_mb_params; + struct qed_mcp_cmd_elem *p_cmd_elem; + u32 mcp_resp; + u16 seq_num; + + mcp_resp = DRV_MB_RD(p_hwfn, p_ptt, fw_mb_header); + seq_num = (u16)(mcp_resp & FW_MSG_SEQ_NUMBER_MASK); + + /* Return if no new non-handled response has been received */ + if (seq_num != p_hwfn->mcp_info->drv_mb_seq) + return -EAGAIN; + + p_cmd_elem = qed_mcp_cmd_get_elem(p_hwfn, seq_num); + if (!p_cmd_elem) { + DP_ERR(p_hwfn, + "Failed to find a pending mailbox cmd that expects sequence number %d\n", + seq_num); + return -EINVAL; + } + + p_mb_params = p_cmd_elem->p_mb_params; + + /* Get the MFW response along with the sequence number */ + p_mb_params->mcp_resp = mcp_resp; + + /* Get the MFW param */ + p_mb_params->mcp_param = DRV_MB_RD(p_hwfn, p_ptt, fw_mb_param); + + /* Get the union data */ + if (p_mb_params->p_data_dst != NULL && p_mb_params->data_dst_size) { + u32 union_data_addr = p_hwfn->mcp_info->drv_mb_addr + + offsetof(struct public_drv_mb, + union_data); + qed_memcpy_from(p_hwfn, p_ptt, p_mb_params->p_data_dst, + union_data_addr, p_mb_params->data_dst_size); + } + + p_cmd_elem->b_is_completed = true; + + return 0; +} + +/* Must be called while cmd_lock is acquired */ +static void __qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_mcp_mb_params *p_mb_params, + u16 seq_num) +{ + union drv_union_data union_data; + u32 union_data_addr; + + /* Set the union data */ + union_data_addr = p_hwfn->mcp_info->drv_mb_addr + + offsetof(struct public_drv_mb, union_data); + memset(&union_data, 0, sizeof(union_data)); + if (p_mb_params->p_data_src != NULL && p_mb_params->data_src_size) + memcpy(&union_data, p_mb_params->p_data_src, + p_mb_params->data_src_size); + qed_memcpy_to(p_hwfn, p_ptt, union_data_addr, &union_data, + sizeof(union_data)); + + /* Set the drv param */ + DRV_MB_WR(p_hwfn, p_ptt, drv_mb_param, p_mb_params->param); + + /* Set the drv command along with the sequence number */ + DRV_MB_WR(p_hwfn, p_ptt, drv_mb_header, (p_mb_params->cmd | seq_num)); DP_VERBOSE(p_hwfn, QED_MSG_SP, - "wrote command (%x) to MFW MB param 0x%08x\n", - (cmd | seq), param); + "MFW mailbox: command 0x%08x param 0x%08x\n", + (p_mb_params->cmd | seq_num), p_mb_params->param); +} + +static int +_qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_mcp_mb_params *p_mb_params, + u32 max_retries, u32 delay) +{ + struct qed_mcp_cmd_elem *p_cmd_elem; + u32 cnt = 0; + u16 seq_num; + int rc = 0; + /* Wait until the mailbox is non-occupied */ do { - /* Wait for MFW response */ + /* Exit the loop if there is no pending command, or if the + * pending command is completed during this iteration. + * The spinlock stays locked until the command is sent. + */ + + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); + + if (!qed_mcp_has_pending_cmd(p_hwfn)) + break; + + rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt); + if (!rc) + break; + else if (rc != -EAGAIN) + goto err; + + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); udelay(delay); - *o_mcp_resp = DRV_MB_RD(p_hwfn, p_ptt, fw_mb_header); + } while (++cnt < max_retries); - /* Give the FW up to 5 second (500*10ms) */ - } while ((seq != (*o_mcp_resp & FW_MSG_SEQ_NUMBER_MASK)) && - (cnt++ < QED_DRV_MB_MAX_RETRIES)); + if (cnt >= max_retries) { + DP_NOTICE(p_hwfn, + "The MFW mailbox is occupied by an uncompleted command. Failed to send command 0x%08x [param 0x%08x].\n", + p_mb_params->cmd, p_mb_params->param); + return -EAGAIN; + } - DP_VERBOSE(p_hwfn, QED_MSG_SP, - "[after %d ms] read (%x) seq is (%x) from FW MB\n", - cnt * delay, *o_mcp_resp, seq); - - /* Is this a reply to our command? */ - if (seq == (*o_mcp_resp & FW_MSG_SEQ_NUMBER_MASK)) { - *o_mcp_resp &= FW_MSG_CODE_MASK; - /* Get the MCP param */ - *o_mcp_param = DRV_MB_RD(p_hwfn, p_ptt, fw_mb_param); - } else { - /* FW BUG! */ - DP_ERR(p_hwfn, "MFW failed to respond [cmd 0x%x param 0x%x]\n", - cmd, param); - *o_mcp_resp = 0; - rc = -EAGAIN; + /* Send the mailbox command */ + qed_mcp_reread_offsets(p_hwfn, p_ptt); + seq_num = ++p_hwfn->mcp_info->drv_mb_seq; + p_cmd_elem = qed_mcp_cmd_add_elem(p_hwfn, p_mb_params, seq_num); + if (!p_cmd_elem) { + rc = -ENOMEM; + goto err; } + + __qed_mcp_cmd_and_union(p_hwfn, p_ptt, p_mb_params, seq_num); + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); + + /* Wait for the MFW response */ + do { + /* Exit the loop if the command is already completed, or if the + * command is completed during this iteration. + * The spinlock stays locked until the list element is removed. + */ + + udelay(delay); + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); + + if (p_cmd_elem->b_is_completed) + break; + + rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt); + if (!rc) + break; + else if (rc != -EAGAIN) + goto err; + + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); + } while (++cnt < max_retries); + + if (cnt >= max_retries) { + DP_NOTICE(p_hwfn, + "The MFW failed to respond to command 0x%08x [param 0x%08x].\n", + p_mb_params->cmd, p_mb_params->param); + + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); + qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem); + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); + + return -EAGAIN; + } + + qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem); + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); + + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "MFW mailbox: response 0x%08x param 0x%08x [after %d.%03d ms]\n", + p_mb_params->mcp_resp, + p_mb_params->mcp_param, + (cnt * delay) / 1000, (cnt * delay) % 1000); + + /* Clear the sequence number from the MFW response */ + p_mb_params->mcp_resp &= FW_MSG_CODE_MASK; + + return 0; + +err: + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); return rc; } @@ -354,9 +521,9 @@ static int qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_mcp_mb_params *p_mb_params) { - u32 union_data_addr; - - int rc; + size_t union_data_size = sizeof(union drv_union_data); + u32 max_retries = QED_DRV_MB_MAX_RETRIES; + u32 delay = CHIP_MCP_RESP_ITER_US; /* MCP not initialized */ if (!qed_mcp_is_init(p_hwfn)) { @@ -364,33 +531,17 @@ static int qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, return -EBUSY; } - union_data_addr = p_hwfn->mcp_info->drv_mb_addr + - offsetof(struct public_drv_mb, union_data); - - /* Ensure that only a single thread is accessing the mailbox at a - * certain time. - */ - rc = qed_mcp_mb_lock(p_hwfn, p_mb_params->cmd); - if (rc) - return rc; - - if (p_mb_params->p_data_src != NULL) - qed_memcpy_to(p_hwfn, p_ptt, union_data_addr, - p_mb_params->p_data_src, - sizeof(*p_mb_params->p_data_src)); - - rc = qed_do_mcp_cmd(p_hwfn, p_ptt, p_mb_params->cmd, - p_mb_params->param, &p_mb_params->mcp_resp, - &p_mb_params->mcp_param); - - if (p_mb_params->p_data_dst != NULL) - qed_memcpy_from(p_hwfn, p_ptt, p_mb_params->p_data_dst, - union_data_addr, - sizeof(*p_mb_params->p_data_dst)); - - qed_mcp_mb_unlock(p_hwfn, p_mb_params->cmd); + if (p_mb_params->data_src_size > union_data_size || + p_mb_params->data_dst_size > union_data_size) { + DP_ERR(p_hwfn, + "The provided size is larger than the union data size [src_size %u, dst_size %u, union_data_size %zu]\n", + p_mb_params->data_src_size, + p_mb_params->data_dst_size, union_data_size); + return -EINVAL; + } - return rc; + return _qed_mcp_cmd_and_union(p_hwfn, p_ptt, p_mb_params, max_retries, + delay); } int qed_mcp_cmd(struct qed_hwfn *p_hwfn, @@ -401,32 +552,12 @@ int qed_mcp_cmd(struct qed_hwfn *p_hwfn, u32 *o_mcp_param) { struct qed_mcp_mb_params mb_params; - union drv_union_data data_src; int rc; memset(&mb_params, 0, sizeof(mb_params)); - memset(&data_src, 0, sizeof(data_src)); mb_params.cmd = cmd; mb_params.param = param; - /* In case of UNLOAD_DONE, set the primary MAC */ - if ((cmd == DRV_MSG_CODE_UNLOAD_DONE) && - (p_hwfn->cdev->wol_config == QED_OV_WOL_ENABLED)) { - u8 *p_mac = p_hwfn->cdev->wol_mac; - - data_src.wol_mac.mac_upper = p_mac[0] << 8 | p_mac[1]; - data_src.wol_mac.mac_lower = p_mac[2] << 24 | p_mac[3] << 16 | - p_mac[4] << 8 | p_mac[5]; - - DP_VERBOSE(p_hwfn, - (QED_MSG_SP | NETIF_MSG_IFDOWN), - "Setting WoL MAC: %pM --> [%08x,%08x]\n", - p_mac, data_src.wol_mac.mac_upper, - data_src.wol_mac.mac_lower); - - mb_params.p_data_src = &data_src; - } - rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) return rc; @@ -445,13 +576,17 @@ int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn, u32 *o_mcp_param, u32 *o_txn_size, u32 *o_buf) { struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; + u8 raw_data[MCP_DRV_NVM_BUF_LEN]; int rc; memset(&mb_params, 0, sizeof(mb_params)); mb_params.cmd = cmd; mb_params.param = param; - mb_params.p_data_dst = &union_data; + mb_params.p_data_dst = raw_data; + + /* Use the maximal value since the actual one is part of the response */ + mb_params.data_dst_size = MCP_DRV_NVM_BUF_LEN; + rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) return rc; @@ -460,55 +595,413 @@ int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn, *o_mcp_param = mb_params.mcp_param; *o_txn_size = *o_mcp_param; - memcpy(o_buf, &union_data.raw_data, *o_txn_size); + memcpy(o_buf, raw_data, *o_txn_size); return 0; } -int qed_mcp_load_req(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, u32 *p_load_code) +static bool +qed_mcp_can_force_load(u8 drv_role, + u8 exist_drv_role, + enum qed_override_force_load override_force_load) +{ + bool can_force_load = false; + + switch (override_force_load) { + case QED_OVERRIDE_FORCE_LOAD_ALWAYS: + can_force_load = true; + break; + case QED_OVERRIDE_FORCE_LOAD_NEVER: + can_force_load = false; + break; + default: + can_force_load = (drv_role == DRV_ROLE_OS && + exist_drv_role == DRV_ROLE_PREBOOT) || + (drv_role == DRV_ROLE_KDUMP && + exist_drv_role == DRV_ROLE_OS); + break; + } + + return can_force_load; +} + +static int qed_mcp_cancel_load_req(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt) +{ + u32 resp = 0, param = 0; + int rc; + + rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_CANCEL_LOAD_REQ, 0, + &resp, ¶m); + if (rc) + DP_NOTICE(p_hwfn, + "Failed to send cancel load request, rc = %d\n", rc); + + return rc; +} + +#define CONFIG_QEDE_BITMAP_IDX BIT(0) +#define CONFIG_QED_SRIOV_BITMAP_IDX BIT(1) +#define CONFIG_QEDR_BITMAP_IDX BIT(2) +#define CONFIG_QEDF_BITMAP_IDX BIT(4) +#define CONFIG_QEDI_BITMAP_IDX BIT(5) +#define CONFIG_QED_LL2_BITMAP_IDX BIT(6) + +static u32 qed_get_config_bitmap(void) +{ + u32 config_bitmap = 0x0; + + if (IS_ENABLED(CONFIG_QEDE)) + config_bitmap |= CONFIG_QEDE_BITMAP_IDX; + + if (IS_ENABLED(CONFIG_QED_SRIOV)) + config_bitmap |= CONFIG_QED_SRIOV_BITMAP_IDX; + + if (IS_ENABLED(CONFIG_QED_RDMA)) + config_bitmap |= CONFIG_QEDR_BITMAP_IDX; + + if (IS_ENABLED(CONFIG_QED_FCOE)) + config_bitmap |= CONFIG_QEDF_BITMAP_IDX; + + if (IS_ENABLED(CONFIG_QED_ISCSI)) + config_bitmap |= CONFIG_QEDI_BITMAP_IDX; + + if (IS_ENABLED(CONFIG_QED_LL2)) + config_bitmap |= CONFIG_QED_LL2_BITMAP_IDX; + + return config_bitmap; +} + +struct qed_load_req_in_params { + u8 hsi_ver; +#define QED_LOAD_REQ_HSI_VER_DEFAULT 0 +#define QED_LOAD_REQ_HSI_VER_1 1 + u32 drv_ver_0; + u32 drv_ver_1; + u32 fw_ver; + u8 drv_role; + u8 timeout_val; + u8 force_cmd; + bool avoid_eng_reset; +}; + +struct qed_load_req_out_params { + u32 load_code; + u32 exist_drv_ver_0; + u32 exist_drv_ver_1; + u32 exist_fw_ver; + u8 exist_drv_role; + u8 mfw_hsi_ver; + bool drv_exists; +}; + +static int +__qed_mcp_load_req(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_load_req_in_params *p_in_params, + struct qed_load_req_out_params *p_out_params) { - struct qed_dev *cdev = p_hwfn->cdev; struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; + struct load_req_stc load_req; + struct load_rsp_stc load_rsp; + u32 hsi_ver; int rc; + memset(&load_req, 0, sizeof(load_req)); + load_req.drv_ver_0 = p_in_params->drv_ver_0; + load_req.drv_ver_1 = p_in_params->drv_ver_1; + load_req.fw_ver = p_in_params->fw_ver; + QED_MFW_SET_FIELD(load_req.misc0, LOAD_REQ_ROLE, p_in_params->drv_role); + QED_MFW_SET_FIELD(load_req.misc0, LOAD_REQ_LOCK_TO, + p_in_params->timeout_val); + QED_MFW_SET_FIELD(load_req.misc0, LOAD_REQ_FORCE, + p_in_params->force_cmd); + QED_MFW_SET_FIELD(load_req.misc0, LOAD_REQ_FLAGS0, + p_in_params->avoid_eng_reset); + + hsi_ver = (p_in_params->hsi_ver == QED_LOAD_REQ_HSI_VER_DEFAULT) ? + DRV_ID_MCP_HSI_VER_CURRENT : + (p_in_params->hsi_ver << DRV_ID_MCP_HSI_VER_SHIFT); + memset(&mb_params, 0, sizeof(mb_params)); - /* Load Request */ mb_params.cmd = DRV_MSG_CODE_LOAD_REQ; - mb_params.param = PDA_COMP | DRV_ID_MCP_HSI_VER_CURRENT | - cdev->drv_type; - memcpy(&union_data.ver_str, cdev->ver_str, MCP_DRV_VER_STR_SIZE); - mb_params.p_data_src = &union_data; - rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); + mb_params.param = PDA_COMP | hsi_ver | p_hwfn->cdev->drv_type; + mb_params.p_data_src = &load_req; + mb_params.data_src_size = sizeof(load_req); + mb_params.p_data_dst = &load_rsp; + mb_params.data_dst_size = sizeof(load_rsp); - /* if mcp fails to respond we must abort */ + DP_VERBOSE(p_hwfn, QED_MSG_SP, + "Load Request: param 0x%08x [init_hw %d, drv_type %d, hsi_ver %d, pda 0x%04x]\n", + mb_params.param, + QED_MFW_GET_FIELD(mb_params.param, DRV_ID_DRV_INIT_HW), + QED_MFW_GET_FIELD(mb_params.param, DRV_ID_DRV_TYPE), + QED_MFW_GET_FIELD(mb_params.param, DRV_ID_MCP_HSI_VER), + QED_MFW_GET_FIELD(mb_params.param, DRV_ID_PDA_COMP_VER)); + + if (p_in_params->hsi_ver != QED_LOAD_REQ_HSI_VER_1) { + DP_VERBOSE(p_hwfn, QED_MSG_SP, + "Load Request: drv_ver 0x%08x_0x%08x, fw_ver 0x%08x, misc0 0x%08x [role %d, timeout %d, force %d, flags0 0x%x]\n", + load_req.drv_ver_0, + load_req.drv_ver_1, + load_req.fw_ver, + load_req.misc0, + QED_MFW_GET_FIELD(load_req.misc0, LOAD_REQ_ROLE), + QED_MFW_GET_FIELD(load_req.misc0, + LOAD_REQ_LOCK_TO), + QED_MFW_GET_FIELD(load_req.misc0, LOAD_REQ_FORCE), + QED_MFW_GET_FIELD(load_req.misc0, LOAD_REQ_FLAGS0)); + } + + rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) { - DP_ERR(p_hwfn, "MCP response failure, aborting\n"); + DP_NOTICE(p_hwfn, "Failed to send load request, rc = %d\n", rc); return rc; } - *p_load_code = mb_params.mcp_resp; + DP_VERBOSE(p_hwfn, QED_MSG_SP, + "Load Response: resp 0x%08x\n", mb_params.mcp_resp); + p_out_params->load_code = mb_params.mcp_resp; + + if (p_in_params->hsi_ver != QED_LOAD_REQ_HSI_VER_1 && + p_out_params->load_code != FW_MSG_CODE_DRV_LOAD_REFUSED_HSI_1) { + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "Load Response: exist_drv_ver 0x%08x_0x%08x, exist_fw_ver 0x%08x, misc0 0x%08x [exist_role %d, mfw_hsi %d, flags0 0x%x]\n", + load_rsp.drv_ver_0, + load_rsp.drv_ver_1, + load_rsp.fw_ver, + load_rsp.misc0, + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_ROLE), + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_HSI), + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_FLAGS0)); + + p_out_params->exist_drv_ver_0 = load_rsp.drv_ver_0; + p_out_params->exist_drv_ver_1 = load_rsp.drv_ver_1; + p_out_params->exist_fw_ver = load_rsp.fw_ver; + p_out_params->exist_drv_role = + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_ROLE); + p_out_params->mfw_hsi_ver = + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_HSI); + p_out_params->drv_exists = + QED_MFW_GET_FIELD(load_rsp.misc0, LOAD_RSP_FLAGS0) & + LOAD_RSP_FLAGS0_DRV_EXISTS; + } + + return 0; +} + +static int eocre_get_mfw_drv_role(struct qed_hwfn *p_hwfn, + enum qed_drv_role drv_role, + u8 *p_mfw_drv_role) +{ + switch (drv_role) { + case QED_DRV_ROLE_OS: + *p_mfw_drv_role = DRV_ROLE_OS; + break; + case QED_DRV_ROLE_KDUMP: + *p_mfw_drv_role = DRV_ROLE_KDUMP; + break; + default: + DP_ERR(p_hwfn, "Unexpected driver role %d\n", drv_role); + return -EINVAL; + } + + return 0; +} + +enum qed_load_req_force { + QED_LOAD_REQ_FORCE_NONE, + QED_LOAD_REQ_FORCE_PF, + QED_LOAD_REQ_FORCE_ALL, +}; + +static void qed_get_mfw_force_cmd(struct qed_hwfn *p_hwfn, - /* If MFW refused (e.g. other port is in diagnostic mode) we - * must abort. This can happen in the following cases: - * - Other port is in diagnostic mode - * - Previously loaded function on the engine is not compliant with - * the requester. - * - MFW cannot cope with the requester's DRV_MFW_HSI_VERSION. - * - + enum qed_load_req_force force_cmd, + u8 *p_mfw_force_cmd) +{ + switch (force_cmd) { + case QED_LOAD_REQ_FORCE_NONE: + *p_mfw_force_cmd = LOAD_REQ_FORCE_NONE; + break; + case QED_LOAD_REQ_FORCE_PF: + *p_mfw_force_cmd = LOAD_REQ_FORCE_PF; + break; + case QED_LOAD_REQ_FORCE_ALL: + *p_mfw_force_cmd = LOAD_REQ_FORCE_ALL; + break; + } +} + +int qed_mcp_load_req(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_load_req_params *p_params) +{ + struct qed_load_req_out_params out_params; + struct qed_load_req_in_params in_params; + u8 mfw_drv_role, mfw_force_cmd; + int rc; + + memset(&in_params, 0, sizeof(in_params)); + in_params.hsi_ver = QED_LOAD_REQ_HSI_VER_DEFAULT; + in_params.drv_ver_0 = QED_VERSION; + in_params.drv_ver_1 = qed_get_config_bitmap(); + in_params.fw_ver = STORM_FW_VERSION; + rc = eocre_get_mfw_drv_role(p_hwfn, p_params->drv_role, &mfw_drv_role); + if (rc) + return rc; + + in_params.drv_role = mfw_drv_role; + in_params.timeout_val = p_params->timeout_val; + qed_get_mfw_force_cmd(p_hwfn, + QED_LOAD_REQ_FORCE_NONE, &mfw_force_cmd); + + in_params.force_cmd = mfw_force_cmd; + in_params.avoid_eng_reset = p_params->avoid_eng_reset; + + memset(&out_params, 0, sizeof(out_params)); + rc = __qed_mcp_load_req(p_hwfn, p_ptt, &in_params, &out_params); + if (rc) + return rc; + + /* First handle cases where another load request should/might be sent: + * - MFW expects the old interface [HSI version = 1] + * - MFW responds that a force load request is required */ - if (!(*p_load_code) || - ((*p_load_code) == FW_MSG_CODE_DRV_LOAD_REFUSED_HSI) || - ((*p_load_code) == FW_MSG_CODE_DRV_LOAD_REFUSED_PDA) || - ((*p_load_code) == FW_MSG_CODE_DRV_LOAD_REFUSED_DIAG)) { - DP_ERR(p_hwfn, "MCP refused load request, aborting\n"); + if (out_params.load_code == FW_MSG_CODE_DRV_LOAD_REFUSED_HSI_1) { + DP_INFO(p_hwfn, + "MFW refused a load request due to HSI > 1. Resending with HSI = 1\n"); + + in_params.hsi_ver = QED_LOAD_REQ_HSI_VER_1; + memset(&out_params, 0, sizeof(out_params)); + rc = __qed_mcp_load_req(p_hwfn, p_ptt, &in_params, &out_params); + if (rc) + return rc; + } else if (out_params.load_code == + FW_MSG_CODE_DRV_LOAD_REFUSED_REQUIRES_FORCE) { + if (qed_mcp_can_force_load(in_params.drv_role, + out_params.exist_drv_role, + p_params->override_force_load)) { + DP_INFO(p_hwfn, + "A force load is required [{role, fw_ver, drv_ver}: loading={%d, 0x%08x, x%08x_0x%08x}, existing={%d, 0x%08x, 0x%08x_0x%08x}]\n", + in_params.drv_role, in_params.fw_ver, + in_params.drv_ver_0, in_params.drv_ver_1, + out_params.exist_drv_role, + out_params.exist_fw_ver, + out_params.exist_drv_ver_0, + out_params.exist_drv_ver_1); + + qed_get_mfw_force_cmd(p_hwfn, + QED_LOAD_REQ_FORCE_ALL, + &mfw_force_cmd); + + in_params.force_cmd = mfw_force_cmd; + memset(&out_params, 0, sizeof(out_params)); + rc = __qed_mcp_load_req(p_hwfn, p_ptt, &in_params, + &out_params); + if (rc) + return rc; + } else { + DP_NOTICE(p_hwfn, + "A force load is required [{role, fw_ver, drv_ver}: loading={%d, 0x%08x, x%08x_0x%08x}, existing={%d, 0x%08x, 0x%08x_0x%08x}] - Avoid\n", + in_params.drv_role, in_params.fw_ver, + in_params.drv_ver_0, in_params.drv_ver_1, + out_params.exist_drv_role, + out_params.exist_fw_ver, + out_params.exist_drv_ver_0, + out_params.exist_drv_ver_1); + DP_NOTICE(p_hwfn, + "Avoid sending a force load request to prevent disruption of active PFs\n"); + + qed_mcp_cancel_load_req(p_hwfn, p_ptt); + return -EBUSY; + } + } + + /* Now handle the other types of responses. + * The "REFUSED_HSI_1" and "REFUSED_REQUIRES_FORCE" responses are not + * expected here after the additional revised load requests were sent. + */ + switch (out_params.load_code) { + case FW_MSG_CODE_DRV_LOAD_ENGINE: + case FW_MSG_CODE_DRV_LOAD_PORT: + case FW_MSG_CODE_DRV_LOAD_FUNCTION: + if (out_params.mfw_hsi_ver != QED_LOAD_REQ_HSI_VER_1 && + out_params.drv_exists) { + /* The role and fw/driver version match, but the PF is + * already loaded and has not been unloaded gracefully. + */ + DP_NOTICE(p_hwfn, + "PF is already loaded\n"); + return -EINVAL; + } + break; + default: + DP_NOTICE(p_hwfn, + "Unexpected refusal to load request [resp 0x%08x]. Aborting.\n", + out_params.load_code); return -EBUSY; } + p_params->load_code = out_params.load_code; + return 0; } +int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + u32 wol_param, mcp_resp, mcp_param; + + switch (p_hwfn->cdev->wol_config) { + case QED_OV_WOL_DISABLED: + wol_param = DRV_MB_PARAM_UNLOAD_WOL_DISABLED; + break; + case QED_OV_WOL_ENABLED: + wol_param = DRV_MB_PARAM_UNLOAD_WOL_ENABLED; + break; + default: + DP_NOTICE(p_hwfn, + "Unknown WoL configuration %02x\n", + p_hwfn->cdev->wol_config); + /* Fallthrough */ + case QED_OV_WOL_DEFAULT: + wol_param = DRV_MB_PARAM_UNLOAD_WOL_MCP; + } + + return qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_UNLOAD_REQ, wol_param, + &mcp_resp, &mcp_param); +} + +int qed_mcp_unload_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + struct qed_mcp_mb_params mb_params; + struct mcp_mac wol_mac; + + memset(&mb_params, 0, sizeof(mb_params)); + mb_params.cmd = DRV_MSG_CODE_UNLOAD_DONE; + + /* Set the primary MAC if WoL is enabled */ + if (p_hwfn->cdev->wol_config == QED_OV_WOL_ENABLED) { + u8 *p_mac = p_hwfn->cdev->wol_mac; + + memset(&wol_mac, 0, sizeof(wol_mac)); + wol_mac.mac_upper = p_mac[0] << 8 | p_mac[1]; + wol_mac.mac_lower = p_mac[2] << 24 | p_mac[3] << 16 | + p_mac[4] << 8 | p_mac[5]; + + DP_VERBOSE(p_hwfn, + (QED_MSG_SP | NETIF_MSG_IFDOWN), + "Setting WoL MAC: %pM --> [%08x,%08x]\n", + p_mac, wol_mac.mac_upper, wol_mac.mac_lower); + + mb_params.p_data_src = &wol_mac; + mb_params.data_src_size = sizeof(wol_mac); + } + + return qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); +} + static void qed_mcp_handle_vf_flr(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { @@ -549,7 +1042,6 @@ int qed_mcp_ack_vf_flr(struct qed_hwfn *p_hwfn, u32 func_addr = SECTION_ADDR(mfw_func_offsize, MCP_PF_ID(p_hwfn)); struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; int rc; int i; @@ -560,8 +1052,8 @@ int qed_mcp_ack_vf_flr(struct qed_hwfn *p_hwfn, memset(&mb_params, 0, sizeof(mb_params)); mb_params.cmd = DRV_MSG_CODE_VF_DISABLED_DONE; - memcpy(&union_data.ack_vf_disabled, vfs_to_ack, VF_MAX_STATIC / 8); - mb_params.p_data_src = &union_data; + mb_params.p_data_src = vfs_to_ack; + mb_params.data_src_size = VF_MAX_STATIC / 8; rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) { DP_NOTICE(p_hwfn, "Failed to pass ACK for VF flr to MFW\n"); @@ -744,33 +1236,31 @@ int qed_mcp_set_link(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, bool b_up) { struct qed_mcp_link_params *params = &p_hwfn->mcp_info->link_input; struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; - struct eth_phy_cfg *phy_cfg; + struct eth_phy_cfg phy_cfg; int rc = 0; u32 cmd; /* Set the shmem configuration according to params */ - phy_cfg = &union_data.drv_phy_cfg; - memset(phy_cfg, 0, sizeof(*phy_cfg)); + memset(&phy_cfg, 0, sizeof(phy_cfg)); cmd = b_up ? DRV_MSG_CODE_INIT_PHY : DRV_MSG_CODE_LINK_RESET; if (!params->speed.autoneg) - phy_cfg->speed = params->speed.forced_speed; - phy_cfg->pause |= (params->pause.autoneg) ? ETH_PAUSE_AUTONEG : 0; - phy_cfg->pause |= (params->pause.forced_rx) ? ETH_PAUSE_RX : 0; - phy_cfg->pause |= (params->pause.forced_tx) ? ETH_PAUSE_TX : 0; - phy_cfg->adv_speed = params->speed.advertised_speeds; - phy_cfg->loopback_mode = params->loopback_mode; + phy_cfg.speed = params->speed.forced_speed; + phy_cfg.pause |= (params->pause.autoneg) ? ETH_PAUSE_AUTONEG : 0; + phy_cfg.pause |= (params->pause.forced_rx) ? ETH_PAUSE_RX : 0; + phy_cfg.pause |= (params->pause.forced_tx) ? ETH_PAUSE_TX : 0; + phy_cfg.adv_speed = params->speed.advertised_speeds; + phy_cfg.loopback_mode = params->loopback_mode; p_hwfn->b_drv_link_init = b_up; if (b_up) { DP_VERBOSE(p_hwfn, NETIF_MSG_LINK, "Configuring Link: Speed 0x%08x, Pause 0x%08x, adv_speed 0x%08x, loopback 0x%08x, features 0x%08x\n", - phy_cfg->speed, - phy_cfg->pause, - phy_cfg->adv_speed, - phy_cfg->loopback_mode, - phy_cfg->feature_config_flags); + phy_cfg.speed, + phy_cfg.pause, + phy_cfg.adv_speed, + phy_cfg.loopback_mode, + phy_cfg.feature_config_flags); } else { DP_VERBOSE(p_hwfn, NETIF_MSG_LINK, "Resetting link\n"); @@ -778,7 +1268,8 @@ int qed_mcp_set_link(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, bool b_up) memset(&mb_params, 0, sizeof(mb_params)); mb_params.cmd = cmd; - mb_params.p_data_src = &union_data; + mb_params.p_data_src = &phy_cfg; + mb_params.data_src_size = sizeof(phy_cfg); rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); /* if mcp fails to respond we must abort */ @@ -805,7 +1296,6 @@ static void qed_mcp_send_protocol_stats(struct qed_hwfn *p_hwfn, enum qed_mcp_protocol_type stats_type; union qed_mcp_protocol_stats stats; struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; u32 hsi_param; switch (type) { @@ -835,8 +1325,8 @@ static void qed_mcp_send_protocol_stats(struct qed_hwfn *p_hwfn, memset(&mb_params, 0, sizeof(mb_params)); mb_params.cmd = DRV_MSG_CODE_GET_STATS; mb_params.param = hsi_param; - memcpy(&union_data, &stats, sizeof(stats)); - mb_params.p_data_src = &union_data; + mb_params.p_data_src = &stats; + mb_params.data_src_size = sizeof(stats); qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); } @@ -963,7 +1453,7 @@ int qed_mcp_handle_events(struct qed_hwfn *p_hwfn, qed_mcp_update_bw(p_hwfn, p_ptt); break; default: - DP_NOTICE(p_hwfn, "Unimplemented MFW message %d\n", i); + DP_INFO(p_hwfn, "Unimplemented MFW message %d\n", i); rc = -EINVAL; } } @@ -1316,24 +1806,23 @@ qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_mcp_drv_version *p_ver) { - struct drv_version_stc *p_drv_version; struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; + struct drv_version_stc drv_version; __be32 val; u32 i; int rc; - p_drv_version = &union_data.drv_version; - p_drv_version->version = p_ver->version; - + memset(&drv_version, 0, sizeof(drv_version)); + drv_version.version = p_ver->version; for (i = 0; i < (MCP_DRV_VER_STR_SIZE - 4) / sizeof(u32); i++) { val = cpu_to_be32(*((u32 *)&p_ver->name[i * sizeof(u32)])); - *(__be32 *)&p_drv_version->name[i * sizeof(u32)] = val; + *(__be32 *)&drv_version.name[i * sizeof(u32)] = val; } memset(&mb_params, 0, sizeof(mb_params)); mb_params.cmd = DRV_MSG_CODE_SET_VERSION; - mb_params.p_data_src = &union_data; + mb_params.p_data_src = &drv_version; + mb_params.data_src_size = sizeof(drv_version); rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) DP_ERR(p_hwfn, "MCP response failure, aborting\n"); @@ -1450,7 +1939,7 @@ int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u8 *mac) { struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; + u32 mfw_mac[2]; int rc; memset(&mb_params, 0, sizeof(mb_params)); @@ -1458,8 +1947,17 @@ int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn, mb_params.param = DRV_MSG_CODE_VMAC_TYPE_MAC << DRV_MSG_CODE_VMAC_TYPE_SHIFT; mb_params.param |= MCP_PF_ID(p_hwfn); - ether_addr_copy(&union_data.raw_data[0], mac); - mb_params.p_data_src = &union_data; + + /* MCP is BE, and on LE platforms PCI would swap access to SHMEM + * in 32-bit granularity. + * So the MAC has to be set in native order [and not byte order], + * otherwise it would be read incorrectly by MFW after swap. + */ + mfw_mac[0] = mac[0] << 24 | mac[1] << 16 | mac[2] << 8 | mac[3]; + mfw_mac[1] = mac[4] << 24 | mac[5] << 16; + + mb_params.p_data_src = (u8 *)mfw_mac; + mb_params.data_src_size = 8; rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) DP_ERR(p_hwfn, "Failed to send mac address, rc = %d\n", rc); @@ -1724,52 +2222,396 @@ int qed_mcp_bist_nvm_test_get_image_att(struct qed_hwfn *p_hwfn, return rc; } -#define QED_RESC_ALLOC_VERSION_MAJOR 1 +static enum resource_id_enum qed_mcp_get_mfw_res_id(enum qed_resources res_id) +{ + enum resource_id_enum mfw_res_id = RESOURCE_NUM_INVALID; + + switch (res_id) { + case QED_SB: + mfw_res_id = RESOURCE_NUM_SB_E; + break; + case QED_L2_QUEUE: + mfw_res_id = RESOURCE_NUM_L2_QUEUE_E; + break; + case QED_VPORT: + mfw_res_id = RESOURCE_NUM_VPORT_E; + break; + case QED_RSS_ENG: + mfw_res_id = RESOURCE_NUM_RSS_ENGINES_E; + break; + case QED_PQ: + mfw_res_id = RESOURCE_NUM_PQ_E; + break; + case QED_RL: + mfw_res_id = RESOURCE_NUM_RL_E; + break; + case QED_MAC: + case QED_VLAN: + /* Each VFC resource can accommodate both a MAC and a VLAN */ + mfw_res_id = RESOURCE_VFC_FILTER_E; + break; + case QED_ILT: + mfw_res_id = RESOURCE_ILT_E; + break; + case QED_LL2_QUEUE: + mfw_res_id = RESOURCE_LL2_QUEUE_E; + break; + case QED_RDMA_CNQ_RAM: + case QED_CMDQS_CQS: + /* CNQ/CMDQS are the same resource */ + mfw_res_id = RESOURCE_CQS_E; + break; + case QED_RDMA_STATS_QUEUE: + mfw_res_id = RESOURCE_RDMA_STATS_QUEUE_E; + break; + case QED_BDQ: + mfw_res_id = RESOURCE_BDQ_E; + break; + default: + break; + } + + return mfw_res_id; +} + +#define QED_RESC_ALLOC_VERSION_MAJOR 2 #define QED_RESC_ALLOC_VERSION_MINOR 0 #define QED_RESC_ALLOC_VERSION \ ((QED_RESC_ALLOC_VERSION_MAJOR << \ DRV_MB_PARAM_RESOURCE_ALLOC_VERSION_MAJOR_SHIFT) | \ (QED_RESC_ALLOC_VERSION_MINOR << \ DRV_MB_PARAM_RESOURCE_ALLOC_VERSION_MINOR_SHIFT)) -int qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - struct resource_info *p_resc_info, - u32 *p_mcp_resp, u32 *p_mcp_param) + +struct qed_resc_alloc_in_params { + u32 cmd; + enum qed_resources res_id; + u32 resc_max_val; +}; + +struct qed_resc_alloc_out_params { + u32 mcp_resp; + u32 mcp_param; + u32 resc_num; + u32 resc_start; + u32 vf_resc_num; + u32 vf_resc_start; + u32 flags; +}; + +static int +qed_mcp_resc_allocation_msg(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_resc_alloc_in_params *p_in_params, + struct qed_resc_alloc_out_params *p_out_params) { struct qed_mcp_mb_params mb_params; - union drv_union_data union_data; + struct resource_info mfw_resc_info; int rc; + memset(&mfw_resc_info, 0, sizeof(mfw_resc_info)); + + mfw_resc_info.res_id = qed_mcp_get_mfw_res_id(p_in_params->res_id); + if (mfw_resc_info.res_id == RESOURCE_NUM_INVALID) { + DP_ERR(p_hwfn, + "Failed to match resource %d [%s] with the MFW resources\n", + p_in_params->res_id, + qed_hw_get_resc_name(p_in_params->res_id)); + return -EINVAL; + } + + switch (p_in_params->cmd) { + case DRV_MSG_SET_RESOURCE_VALUE_MSG: + mfw_resc_info.size = p_in_params->resc_max_val; + /* Fallthrough */ + case DRV_MSG_GET_RESOURCE_ALLOC_MSG: + break; + default: + DP_ERR(p_hwfn, "Unexpected resource alloc command [0x%08x]\n", + p_in_params->cmd); + return -EINVAL; + } + memset(&mb_params, 0, sizeof(mb_params)); - memset(&union_data, 0, sizeof(union_data)); - mb_params.cmd = DRV_MSG_GET_RESOURCE_ALLOC_MSG; + mb_params.cmd = p_in_params->cmd; mb_params.param = QED_RESC_ALLOC_VERSION; + mb_params.p_data_src = &mfw_resc_info; + mb_params.data_src_size = sizeof(mfw_resc_info); + mb_params.p_data_dst = mb_params.p_data_src; + mb_params.data_dst_size = mb_params.data_src_size; - /* Need to have a sufficient large struct, as the cmd_and_union - * is going to do memcpy from and to it. - */ - memcpy(&union_data.resource, p_resc_info, sizeof(*p_resc_info)); + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "Resource message request: cmd 0x%08x, res_id %d [%s], hsi_version %d.%d, val 0x%x\n", + p_in_params->cmd, + p_in_params->res_id, + qed_hw_get_resc_name(p_in_params->res_id), + QED_MFW_GET_FIELD(mb_params.param, + DRV_MB_PARAM_RESOURCE_ALLOC_VERSION_MAJOR), + QED_MFW_GET_FIELD(mb_params.param, + DRV_MB_PARAM_RESOURCE_ALLOC_VERSION_MINOR), + p_in_params->resc_max_val); - mb_params.p_data_src = &union_data; - mb_params.p_data_dst = &union_data; rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params); if (rc) return rc; - /* Copy the data back */ - memcpy(p_resc_info, &union_data.resource, sizeof(*p_resc_info)); - *p_mcp_resp = mb_params.mcp_resp; - *p_mcp_param = mb_params.mcp_param; + p_out_params->mcp_resp = mb_params.mcp_resp; + p_out_params->mcp_param = mb_params.mcp_param; + p_out_params->resc_num = mfw_resc_info.size; + p_out_params->resc_start = mfw_resc_info.offset; + p_out_params->vf_resc_num = mfw_resc_info.vf_size; + p_out_params->vf_resc_start = mfw_resc_info.vf_offset; + p_out_params->flags = mfw_resc_info.flags; + + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "Resource message response: mfw_hsi_version %d.%d, num 0x%x, start 0x%x, vf_num 0x%x, vf_start 0x%x, flags 0x%08x\n", + QED_MFW_GET_FIELD(p_out_params->mcp_param, + FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MAJOR), + QED_MFW_GET_FIELD(p_out_params->mcp_param, + FW_MB_PARAM_RESOURCE_ALLOC_VERSION_MINOR), + p_out_params->resc_num, + p_out_params->resc_start, + p_out_params->vf_resc_num, + p_out_params->vf_resc_start, p_out_params->flags); + + return 0; +} + +int +qed_mcp_set_resc_max_val(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 resc_max_val, u32 *p_mcp_resp) +{ + struct qed_resc_alloc_out_params out_params; + struct qed_resc_alloc_in_params in_params; + int rc; + + memset(&in_params, 0, sizeof(in_params)); + in_params.cmd = DRV_MSG_SET_RESOURCE_VALUE_MSG; + in_params.res_id = res_id; + in_params.resc_max_val = resc_max_val; + memset(&out_params, 0, sizeof(out_params)); + rc = qed_mcp_resc_allocation_msg(p_hwfn, p_ptt, &in_params, + &out_params); + if (rc) + return rc; + + *p_mcp_resp = out_params.mcp_resp; + + return 0; +} + +int +qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 *p_mcp_resp, u32 *p_resc_num, u32 *p_resc_start) +{ + struct qed_resc_alloc_out_params out_params; + struct qed_resc_alloc_in_params in_params; + int rc; + + memset(&in_params, 0, sizeof(in_params)); + in_params.cmd = DRV_MSG_GET_RESOURCE_ALLOC_MSG; + in_params.res_id = res_id; + memset(&out_params, 0, sizeof(out_params)); + rc = qed_mcp_resc_allocation_msg(p_hwfn, p_ptt, &in_params, + &out_params); + if (rc) + return rc; + + *p_mcp_resp = out_params.mcp_resp; + + if (*p_mcp_resp == FW_MSG_CODE_RESOURCE_ALLOC_OK) { + *p_resc_num = out_params.resc_num; + *p_resc_start = out_params.resc_start; + } + + return 0; +} + +int qed_mcp_initiate_pf_flr(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) +{ + u32 mcp_resp, mcp_param; + + return qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_INITIATE_PF_FLR, 0, + &mcp_resp, &mcp_param); +} + +static int qed_mcp_resource_cmd(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 param, u32 *p_mcp_resp, u32 *p_mcp_param) +{ + int rc; + + rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_RESOURCE_CMD, param, + p_mcp_resp, p_mcp_param); + if (rc) + return rc; + + if (*p_mcp_resp == FW_MSG_CODE_UNSUPPORTED) { + DP_INFO(p_hwfn, + "The resource command is unsupported by the MFW\n"); + return -EINVAL; + } + + if (*p_mcp_param == RESOURCE_OPCODE_UNKNOWN_CMD) { + u8 opcode = QED_MFW_GET_FIELD(param, RESOURCE_CMD_REQ_OPCODE); + + DP_NOTICE(p_hwfn, + "The resource command is unknown to the MFW [param 0x%08x, opcode %d]\n", + param, opcode); + return -EINVAL; + } + + return rc; +} + +int +__qed_mcp_resc_lock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_resc_lock_params *p_params) +{ + u32 param = 0, mcp_resp, mcp_param; + u8 opcode; + int rc; + + switch (p_params->timeout) { + case QED_MCP_RESC_LOCK_TO_DEFAULT: + opcode = RESOURCE_OPCODE_REQ; + p_params->timeout = 0; + break; + case QED_MCP_RESC_LOCK_TO_NONE: + opcode = RESOURCE_OPCODE_REQ_WO_AGING; + p_params->timeout = 0; + break; + default: + opcode = RESOURCE_OPCODE_REQ_W_AGING; + break; + } + + QED_MFW_SET_FIELD(param, RESOURCE_CMD_REQ_RESC, p_params->resource); + QED_MFW_SET_FIELD(param, RESOURCE_CMD_REQ_OPCODE, opcode); + QED_MFW_SET_FIELD(param, RESOURCE_CMD_REQ_AGE, p_params->timeout); + + DP_VERBOSE(p_hwfn, + QED_MSG_SP, + "Resource lock request: param 0x%08x [age %d, opcode %d, resource %d]\n", + param, p_params->timeout, opcode, p_params->resource); + + /* Attempt to acquire the resource */ + rc = qed_mcp_resource_cmd(p_hwfn, p_ptt, param, &mcp_resp, &mcp_param); + if (rc) + return rc; + + /* Analyze the response */ + p_params->owner = QED_MFW_GET_FIELD(mcp_param, RESOURCE_CMD_RSP_OWNER); + opcode = QED_MFW_GET_FIELD(mcp_param, RESOURCE_CMD_RSP_OPCODE); DP_VERBOSE(p_hwfn, QED_MSG_SP, - "MFW resource_info: version 0x%x, res_id 0x%x, size 0x%x, offset 0x%x, vf_size 0x%x, vf_offset 0x%x, flags 0x%x\n", - *p_mcp_param, - p_resc_info->res_id, - p_resc_info->size, - p_resc_info->offset, - p_resc_info->vf_size, - p_resc_info->vf_offset, p_resc_info->flags); + "Resource lock response: mcp_param 0x%08x [opcode %d, owner %d]\n", + mcp_param, opcode, p_params->owner); + + switch (opcode) { + case RESOURCE_OPCODE_GNT: + p_params->b_granted = true; + break; + case RESOURCE_OPCODE_BUSY: + p_params->b_granted = false; + break; + default: + DP_NOTICE(p_hwfn, + "Unexpected opcode in resource lock response [mcp_param 0x%08x, opcode %d]\n", + mcp_param, opcode); + return -EINVAL; + } + + return 0; +} + +int +qed_mcp_resc_lock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, struct qed_resc_lock_params *p_params) +{ + u32 retry_cnt = 0; + int rc; + + do { + /* No need for an interval before the first iteration */ + if (retry_cnt) { + if (p_params->sleep_b4_retry) { + u16 retry_interval_in_ms = + DIV_ROUND_UP(p_params->retry_interval, + 1000); + + msleep(retry_interval_in_ms); + } else { + udelay(p_params->retry_interval); + } + } + + rc = __qed_mcp_resc_lock(p_hwfn, p_ptt, p_params); + if (rc) + return rc; + + if (p_params->b_granted) + break; + } while (retry_cnt++ < p_params->retry_num); + + return 0; +} + +int +qed_mcp_resc_unlock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_resc_unlock_params *p_params) +{ + u32 param = 0, mcp_resp, mcp_param; + u8 opcode; + int rc; + + opcode = p_params->b_force ? RESOURCE_OPCODE_FORCE_RELEASE + : RESOURCE_OPCODE_RELEASE; + QED_MFW_SET_FIELD(param, RESOURCE_CMD_REQ_RESC, p_params->resource); + QED_MFW_SET_FIELD(param, RESOURCE_CMD_REQ_OPCODE, opcode); + + DP_VERBOSE(p_hwfn, QED_MSG_SP, + "Resource unlock request: param 0x%08x [opcode %d, resource %d]\n", + param, opcode, p_params->resource); + + /* Attempt to release the resource */ + rc = qed_mcp_resource_cmd(p_hwfn, p_ptt, param, &mcp_resp, &mcp_param); + if (rc) + return rc; + + /* Analyze the response */ + opcode = QED_MFW_GET_FIELD(mcp_param, RESOURCE_CMD_RSP_OPCODE); + + DP_VERBOSE(p_hwfn, QED_MSG_SP, + "Resource unlock response: mcp_param 0x%08x [opcode %d]\n", + mcp_param, opcode); + + switch (opcode) { + case RESOURCE_OPCODE_RELEASED_PREVIOUS: + DP_INFO(p_hwfn, + "Resource unlock request for an already released resource [%d]\n", + p_params->resource); + /* Fallthrough */ + case RESOURCE_OPCODE_RELEASED: + p_params->b_released = true; + break; + case RESOURCE_OPCODE_WRONG_OWNER: + p_params->b_released = false; + break; + default: + DP_NOTICE(p_hwfn, + "Unexpected opcode in resource unlock response [mcp_param 0x%08x, opcode %d]\n", + mcp_param, opcode); + return -EINVAL; + } return 0; } diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h index 368e88de146c..ac7d406be1ed 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h @@ -39,6 +39,7 @@ #include <linux/spinlock.h> #include <linux/qed/qed_fcoe_if.h> #include "qed_hsi.h" +#include "qed_dev_api.h" struct qed_mcp_link_speed_params { bool autoneg; @@ -479,14 +480,18 @@ int qed_mcp_bist_nvm_test_get_image_att(struct qed_hwfn *p_hwfn, rel_pfid) #define MCP_PF_ID(p_hwfn) MCP_PF_ID_BY_REL(p_hwfn, (p_hwfn)->rel_pf_id) -/* TODO - this is only correct as long as only BB is supported, and - * no port-swapping is implemented; Afterwards we'll need to fix it. - */ -#define MFW_PORT(_p_hwfn) ((_p_hwfn)->abs_pf_id % \ - ((_p_hwfn)->cdev->num_ports_in_engines * 2)) +#define MFW_PORT(_p_hwfn) ((_p_hwfn)->abs_pf_id % \ + ((_p_hwfn)->cdev->num_ports_in_engines * \ + qed_device_num_engines((_p_hwfn)->cdev))) + struct qed_mcp_info { - /* Spinlock used for protecting the access to the MFW mailbox */ - spinlock_t lock; + /* List for mailbox commands which were sent and wait for a response */ + struct list_head cmd_list; + + /* Spinlock used for protecting the access to the mailbox commands list + * and the sending of the commands. + */ + spinlock_t cmd_lock; /* Spinlock used for syncing SW link-changes and link-changes * originating from attention context. @@ -506,14 +511,16 @@ struct qed_mcp_info { u8 *mfw_mb_cur; u8 *mfw_mb_shadow; u16 mfw_mb_length; - u16 mcp_hist; + u32 mcp_hist; }; struct qed_mcp_mb_params { u32 cmd; u32 param; - union drv_union_data *p_data_src; - union drv_union_data *p_data_dst; + void *p_data_src; + u8 data_src_size; + void *p_data_dst; + u8 data_dst_size; u32 mcp_resp; u32 mcp_param; }; @@ -564,27 +571,55 @@ int qed_mcp_free(struct qed_hwfn *p_hwfn); int qed_mcp_handle_events(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +enum qed_drv_role { + QED_DRV_ROLE_OS, + QED_DRV_ROLE_KDUMP, +}; + +struct qed_load_req_params { + /* Input params */ + enum qed_drv_role drv_role; + u8 timeout_val; + bool avoid_eng_reset; + enum qed_override_force_load override_force_load; + + /* Output params */ + u32 load_code; +}; + /** - * @brief Sends a LOAD_REQ to the MFW, and in case operation - * succeed, returns whether this PF is the first on the - * chip/engine/port or function. This function should be - * called when driver is ready to accept MFW events after - * Storms initializations are done. + * @brief Sends a LOAD_REQ to the MFW, and in case the operation succeeds, + * returns whether this PF is the first on the engine/port or function. * - * @param p_hwfn - hw function - * @param p_ptt - PTT required for register access - * @param p_load_code - The MCP response param containing one - * of the following: - * FW_MSG_CODE_DRV_LOAD_ENGINE - * FW_MSG_CODE_DRV_LOAD_PORT - * FW_MSG_CODE_DRV_LOAD_FUNCTION - * @return int - - * 0 - Operation was successul. - * -EBUSY - Operation failed + * @param p_hwfn + * @param p_ptt + * @param p_params + * + * @return int - 0 - Operation was successful. */ int qed_mcp_load_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, - u32 *p_load_code); + struct qed_load_req_params *p_params); + +/** + * @brief Sends a UNLOAD_REQ message to the MFW + * + * @param p_hwfn + * @param p_ptt + * + * @return int - 0 - Operation was successful. + */ +int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * @brief Sends a UNLOAD_DONE message to the MFW + * + * @param p_hwfn + * @param p_ptt + * + * @return int - 0 - Operation was successful. + */ +int qed_mcp_unload_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); /** * @brief Read the MFW mailbox into Current buffer. @@ -708,6 +743,41 @@ int qed_mcp_mask_parities(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 mask_parities); /** + * @brief - Sets the MFW's max value for the given resource + * + * @param p_hwfn + * @param p_ptt + * @param res_id + * @param resc_max_val + * @param p_mcp_resp + * + * @return int - 0 - operation was successful. + */ +int +qed_mcp_set_resc_max_val(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 resc_max_val, u32 *p_mcp_resp); + +/** + * @brief - Gets the MFW allocation info for the given resource + * + * @param p_hwfn + * @param p_ptt + * @param res_id + * @param p_mcp_resp + * @param p_resc_num + * @param p_resc_start + * + * @return int - 0 - operation was successful. + */ +int +qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 *p_mcp_resp, u32 *p_resc_num, u32 *p_resc_start); + +/** * @brief Send eswitch mode to MFW * * @param p_hwfn @@ -720,19 +790,86 @@ int qed_mcp_ov_update_eswitch(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, enum qed_ov_eswitch eswitch); +#define QED_MCP_RESC_LOCK_MIN_VAL RESOURCE_DUMP +#define QED_MCP_RESC_LOCK_MAX_VAL 31 + +enum qed_resc_lock { + QED_RESC_LOCK_DBG_DUMP = QED_MCP_RESC_LOCK_MIN_VAL, + QED_RESC_LOCK_RESC_ALLOC = QED_MCP_RESC_LOCK_MAX_VAL +}; + /** - * @brief - Gets the MFW allocation info for the given resource + * @brief - Initiates PF FLR * * @param p_hwfn * @param p_ptt - * @param p_resc_info - descriptor of requested resource - * @param p_mcp_resp - * @param p_mcp_param * * @return int - 0 - operation was successful. */ -int qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, - struct qed_ptt *p_ptt, - struct resource_info *p_resc_info, - u32 *p_mcp_resp, u32 *p_mcp_param); +int qed_mcp_initiate_pf_flr(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +struct qed_resc_lock_params { + /* Resource number [valid values are 0..31] */ + u8 resource; + + /* Lock timeout value in seconds [default, none or 1..254] */ + u8 timeout; +#define QED_MCP_RESC_LOCK_TO_DEFAULT 0 +#define QED_MCP_RESC_LOCK_TO_NONE 255 + + /* Number of times to retry locking */ + u8 retry_num; + + /* The interval in usec between retries */ + u16 retry_interval; + + /* Use sleep or delay between retries */ + bool sleep_b4_retry; + + /* Will be set as true if the resource is free and granted */ + bool b_granted; + + /* Will be filled with the resource owner. + * [0..15 = PF0-15, 16 = MFW] + */ + u8 owner; +}; + +/** + * @brief Acquires MFW generic resource lock + * + * @param p_hwfn + * @param p_ptt + * @param p_params + * + * @return int - 0 - operation was successful. + */ +int +qed_mcp_resc_lock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, struct qed_resc_lock_params *p_params); + +struct qed_resc_unlock_params { + /* Resource number [valid values are 0..31] */ + u8 resource; + + /* Allow to release a resource even if belongs to another PF */ + bool b_force; + + /* Will be set as true if the resource is released */ + bool b_released; +}; + +/** + * @brief Releases MFW generic resource lock + * + * @param p_hwfn + * @param p_ptt + * @param p_params + * + * @return int - 0 - operation was successful. + */ +int +qed_mcp_resc_unlock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_resc_unlock_params *p_params); + #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_ooo.c b/drivers/net/ethernet/qlogic/qed/qed_ooo.c index 378afce58b3f..db96670192c7 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ooo.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ooo.c @@ -41,6 +41,7 @@ #include "qed_iscsi.h" #include "qed_ll2.h" #include "qed_ooo.h" +#include "qed_cxt.h" static struct qed_ooo_archipelago *qed_ooo_seek_archipelago(struct qed_hwfn *p_hwfn, @@ -48,15 +49,18 @@ static struct qed_ooo_archipelago *p_ooo_info, u32 cid) { - struct qed_ooo_archipelago *p_archipelago = NULL; + u32 idx = (cid & 0xffff) - p_ooo_info->cid_base; + struct qed_ooo_archipelago *p_archipelago; - list_for_each_entry(p_archipelago, - &p_ooo_info->archipelagos_list, list_entry) { - if (p_archipelago->cid == cid) - return p_archipelago; - } + if (idx >= p_ooo_info->max_num_archipelagos) + return NULL; - return NULL; + p_archipelago = &p_ooo_info->p_archipelagos_mem[idx]; + + if (list_empty(&p_archipelago->isles_list)) + return NULL; + + return p_archipelago; } static struct qed_ooo_isle *qed_ooo_seek_isle(struct qed_hwfn *p_hwfn, @@ -97,8 +101,8 @@ void qed_ooo_save_history_entry(struct qed_hwfn *p_hwfn, struct qed_ooo_info *qed_ooo_alloc(struct qed_hwfn *p_hwfn) { + u16 max_num_archipelagos = 0, cid_base; struct qed_ooo_info *p_ooo_info; - u16 max_num_archipelagos = 0; u16 max_num_isles = 0; u32 i; @@ -110,6 +114,7 @@ struct qed_ooo_info *qed_ooo_alloc(struct qed_hwfn *p_hwfn) max_num_archipelagos = p_hwfn->pf_params.iscsi_pf_params.num_cons; max_num_isles = QED_MAX_NUM_ISLES + max_num_archipelagos; + cid_base = (u16)qed_cxt_get_proto_cid_start(p_hwfn, PROTOCOLID_ISCSI); if (!max_num_archipelagos) { DP_NOTICE(p_hwfn, @@ -121,11 +126,12 @@ struct qed_ooo_info *qed_ooo_alloc(struct qed_hwfn *p_hwfn) if (!p_ooo_info) return NULL; + p_ooo_info->cid_base = cid_base; + p_ooo_info->max_num_archipelagos = max_num_archipelagos; + INIT_LIST_HEAD(&p_ooo_info->free_buffers_list); INIT_LIST_HEAD(&p_ooo_info->ready_buffers_list); INIT_LIST_HEAD(&p_ooo_info->free_isles_list); - INIT_LIST_HEAD(&p_ooo_info->free_archipelagos_list); - INIT_LIST_HEAD(&p_ooo_info->archipelagos_list); p_ooo_info->p_isles_mem = kcalloc(max_num_isles, sizeof(struct qed_ooo_isle), @@ -146,11 +152,8 @@ struct qed_ooo_info *qed_ooo_alloc(struct qed_hwfn *p_hwfn) if (!p_ooo_info->p_archipelagos_mem) goto no_archipelagos_mem; - for (i = 0; i < max_num_archipelagos; i++) { + for (i = 0; i < max_num_archipelagos; i++) INIT_LIST_HEAD(&p_ooo_info->p_archipelagos_mem[i].isles_list); - list_add_tail(&p_ooo_info->p_archipelagos_mem[i].list_entry, - &p_ooo_info->free_archipelagos_list); - } p_ooo_info->ooo_history.p_cqes = kcalloc(QED_MAX_NUM_OOO_HISTORY_ENTRIES, @@ -178,21 +181,9 @@ void qed_ooo_release_connection_isles(struct qed_hwfn *p_hwfn, struct qed_ooo_archipelago *p_archipelago; struct qed_ooo_buffer *p_buffer; struct qed_ooo_isle *p_isle; - bool b_found = false; - - if (list_empty(&p_ooo_info->archipelagos_list)) - return; - list_for_each_entry(p_archipelago, - &p_ooo_info->archipelagos_list, list_entry) { - if (p_archipelago->cid == cid) { - list_del(&p_archipelago->list_entry); - b_found = true; - break; - } - } - - if (!b_found) + p_archipelago = qed_ooo_seek_archipelago(p_hwfn, p_ooo_info, cid); + if (!p_archipelago) return; while (!list_empty(&p_archipelago->isles_list)) { @@ -216,27 +207,21 @@ void qed_ooo_release_connection_isles(struct qed_hwfn *p_hwfn, list_add_tail(&p_isle->list_entry, &p_ooo_info->free_isles_list); } - - list_add_tail(&p_archipelago->list_entry, - &p_ooo_info->free_archipelagos_list); } void qed_ooo_release_all_isles(struct qed_hwfn *p_hwfn, struct qed_ooo_info *p_ooo_info) { - struct qed_ooo_archipelago *p_arch; + struct qed_ooo_archipelago *p_archipelago; struct qed_ooo_buffer *p_buffer; struct qed_ooo_isle *p_isle; + u32 i; - while (!list_empty(&p_ooo_info->archipelagos_list)) { - p_arch = list_first_entry(&p_ooo_info->archipelagos_list, - struct qed_ooo_archipelago, - list_entry); - - list_del(&p_arch->list_entry); + for (i = 0; i < p_ooo_info->max_num_archipelagos; i++) { + p_archipelago = &(p_ooo_info->p_archipelagos_mem[i]); - while (!list_empty(&p_arch->isles_list)) { - p_isle = list_first_entry(&p_arch->isles_list, + while (!list_empty(&p_archipelago->isles_list)) { + p_isle = list_first_entry(&p_archipelago->isles_list, struct qed_ooo_isle, list_entry); @@ -258,8 +243,6 @@ void qed_ooo_release_all_isles(struct qed_hwfn *p_hwfn, list_add_tail(&p_isle->list_entry, &p_ooo_info->free_isles_list); } - list_add_tail(&p_arch->list_entry, - &p_ooo_info->free_archipelagos_list); } if (!list_empty(&p_ooo_info->ready_buffers_list)) list_splice_tail_init(&p_ooo_info->ready_buffers_list, @@ -378,12 +361,6 @@ void qed_ooo_delete_isles(struct qed_hwfn *p_hwfn, p_ooo_info->cur_isles_number--; list_add(&p_isle->list_entry, &p_ooo_info->free_isles_list); } - - if (list_empty(&p_archipelago->isles_list)) { - list_del(&p_archipelago->list_entry); - list_add(&p_archipelago->list_entry, - &p_ooo_info->free_archipelagos_list); - } } void qed_ooo_add_new_isle(struct qed_hwfn *p_hwfn, @@ -426,28 +403,10 @@ void qed_ooo_add_new_isle(struct qed_hwfn *p_hwfn, return; } - if (!p_archipelago && - !list_empty(&p_ooo_info->free_archipelagos_list)) { - p_archipelago = - list_first_entry(&p_ooo_info->free_archipelagos_list, - struct qed_ooo_archipelago, list_entry); + if (!p_archipelago) { + u32 idx = (cid & 0xffff) - p_ooo_info->cid_base; - list_del(&p_archipelago->list_entry); - if (!list_empty(&p_archipelago->isles_list)) { - DP_NOTICE(p_hwfn, - "Free OOO connection is not empty\n"); - INIT_LIST_HEAD(&p_archipelago->isles_list); - } - p_archipelago->cid = cid; - list_add(&p_archipelago->list_entry, - &p_ooo_info->archipelagos_list); - } else if (!p_archipelago) { - DP_NOTICE(p_hwfn, "No more free OOO connections\n"); - list_add(&p_isle->list_entry, - &p_ooo_info->free_isles_list); - list_add(&p_buffer->list_entry, - &p_ooo_info->free_buffers_list); - return; + p_archipelago = &p_ooo_info->p_archipelagos_mem[idx]; } list_add(&p_buffer->list_entry, &p_isle->buffers_list); @@ -517,11 +476,6 @@ void qed_ooo_join_isles(struct qed_hwfn *p_hwfn, } else { list_splice_tail_init(&p_right_isle->buffers_list, &p_ooo_info->ready_buffers_list); - if (list_empty(&p_archipelago->isles_list)) { - list_del(&p_archipelago->list_entry); - list_add(&p_archipelago->list_entry, - &p_ooo_info->free_archipelagos_list); - } } list_add_tail(&p_right_isle->list_entry, &p_ooo_info->free_isles_list); } diff --git a/drivers/net/ethernet/qlogic/qed/qed_ooo.h b/drivers/net/ethernet/qlogic/qed/qed_ooo.h index 4f138fb5f533..791ad0f8b759 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ooo.h +++ b/drivers/net/ethernet/qlogic/qed/qed_ooo.h @@ -60,9 +60,7 @@ struct qed_ooo_isle { }; struct qed_ooo_archipelago { - struct list_head list_entry; struct list_head isles_list; - u32 cid; }; struct qed_ooo_history { @@ -75,14 +73,14 @@ struct qed_ooo_info { struct list_head free_buffers_list; struct list_head ready_buffers_list; struct list_head free_isles_list; - struct list_head free_archipelagos_list; - struct list_head archipelagos_list; struct qed_ooo_archipelago *p_archipelagos_mem; struct qed_ooo_isle *p_isles_mem; struct qed_ooo_history ooo_history; u32 cur_isles_number; u32 max_isles_number; u32 gen_isles_number; + u16 max_num_archipelagos; + u16 cid_base; }; #if IS_ENABLED(CONFIG_QED_ISCSI) diff --git a/drivers/net/ethernet/qlogic/qed/qed_ptp.c b/drivers/net/ethernet/qlogic/qed/qed_ptp.c index d27aa85da23c..80c9c0b172dd 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ptp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ptp.c @@ -262,12 +262,20 @@ static int qed_ptp_hw_enable(struct qed_dev *cdev) qed_wr(p_hwfn, p_ptt, NIG_REG_TS_OUTPUT_ENABLE_PDA, 0x1); /* Pause free running counter */ - qed_wr(p_hwfn, p_ptt, NIG_REG_TIMESYNC_GEN_REG_BB, 2); + if (QED_IS_BB_B0(p_hwfn->cdev)) + qed_wr(p_hwfn, p_ptt, NIG_REG_TIMESYNC_GEN_REG_BB, 2); + if (QED_IS_AH(p_hwfn->cdev)) + qed_wr(p_hwfn, p_ptt, NIG_REG_TSGEN_FREECNT_UPDATE_K2, 2); qed_wr(p_hwfn, p_ptt, NIG_REG_TSGEN_FREE_CNT_VALUE_LSB, 0); qed_wr(p_hwfn, p_ptt, NIG_REG_TSGEN_FREE_CNT_VALUE_MSB, 0); /* Resume free running counter */ - qed_wr(p_hwfn, p_ptt, NIG_REG_TIMESYNC_GEN_REG_BB, 4); + if (QED_IS_BB_B0(p_hwfn->cdev)) + qed_wr(p_hwfn, p_ptt, NIG_REG_TIMESYNC_GEN_REG_BB, 4); + if (QED_IS_AH(p_hwfn->cdev)) { + qed_wr(p_hwfn, p_ptt, NIG_REG_TSGEN_FREECNT_UPDATE_K2, 4); + qed_wr(p_hwfn, p_ptt, NIG_REG_PTP_LATCH_OSTS_PKT_TIME, 1); + } /* Disable drift register */ qed_wr(p_hwfn, p_ptt, NIG_REG_TSGEN_DRIFT_CNTR_CONF, 0x0); diff --git a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h index d59d9df60cd2..e65397360ab4 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h +++ b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h @@ -160,13 +160,13 @@ 0x2e0704UL #define CCFC_REG_STRONG_ENABLE_PF \ 0x2e0708UL -#define PGLUE_B_REG_PGL_ADDR_88_F0 \ +#define PGLUE_B_REG_PGL_ADDR_88_F0_BB \ 0x2aa404UL -#define PGLUE_B_REG_PGL_ADDR_8C_F0 \ +#define PGLUE_B_REG_PGL_ADDR_8C_F0_BB \ 0x2aa408UL -#define PGLUE_B_REG_PGL_ADDR_90_F0 \ +#define PGLUE_B_REG_PGL_ADDR_90_F0_BB \ 0x2aa40cUL -#define PGLUE_B_REG_PGL_ADDR_94_F0 \ +#define PGLUE_B_REG_PGL_ADDR_94_F0_BB \ 0x2aa410UL #define PGLUE_B_REG_WAS_ERROR_PF_31_0_CLR \ 0x2aa138UL @@ -356,6 +356,10 @@ 0x238804UL #define RDIF_REG_STOP_ON_ERROR \ 0x300040UL +#define RDIF_REG_DEBUG_ERROR_INFO \ + 0x300400UL +#define RDIF_REG_DEBUG_ERROR_INFO_SIZE \ + 64 #define SRC_REG_SOFT_RST \ 0x23874cUL #define TCFC_REG_ACTIVITY_COUNTER \ @@ -370,6 +374,10 @@ 0x1700004UL #define TDIF_REG_STOP_ON_ERROR \ 0x310040UL +#define TDIF_REG_DEBUG_ERROR_INFO \ + 0x310400UL +#define TDIF_REG_DEBUG_ERROR_INFO_SIZE \ + 64 #define UCM_REG_INIT \ 0x1280000UL #define UMAC_REG_IPG_HD_BKP_CNTL_BB_B0 \ @@ -1236,6 +1244,26 @@ 0x1901534UL #define USEM_REG_DBG_FORCE_FRAME \ 0x1901538UL +#define NWS_REG_DBG_SELECT \ + 0x700128UL +#define NWS_REG_DBG_DWORD_ENABLE \ + 0x70012cUL +#define NWS_REG_DBG_SHIFT \ + 0x700130UL +#define NWS_REG_DBG_FORCE_VALID \ + 0x700134UL +#define NWS_REG_DBG_FORCE_FRAME \ + 0x700138UL +#define MS_REG_DBG_SELECT \ + 0x6a0228UL +#define MS_REG_DBG_DWORD_ENABLE \ + 0x6a022cUL +#define MS_REG_DBG_SHIFT \ + 0x6a0230UL +#define MS_REG_DBG_FORCE_VALID \ + 0x6a0234UL +#define MS_REG_DBG_FORCE_FRAME \ + 0x6a0238UL #define PCIE_REG_DBG_COMMON_SELECT \ 0x054398UL #define PCIE_REG_DBG_COMMON_DWORD_ENABLE \ @@ -1448,6 +1476,8 @@ 0x000b48UL #define RSS_REG_RSS_RAM_DATA \ 0x238c20UL +#define RSS_REG_RSS_RAM_DATA_SIZE \ + 4 #define MISC_REG_BLOCK_256B_EN \ 0x008c14UL #define NWS_REG_NWS_CMU \ @@ -1520,4 +1550,14 @@ #define NIG_REG_TIMESYNC_GEN_REG_BB 0x500d00UL #define NIG_REG_TSGEN_FREE_CNT_VALUE_LSB 0x5088a8UL #define NIG_REG_TSGEN_FREE_CNT_VALUE_MSB 0x5088acUL +#define NIG_REG_PTP_LATCH_OSTS_PKT_TIME 0x509040UL +#define PSWRQ2_REG_WR_MBS0 0x240400UL + +#define PGLUE_B_REG_PGL_ADDR_E8_F0_K2 0x2aaf98UL +#define PGLUE_B_REG_PGL_ADDR_EC_F0_K2 0x2aaf9cUL +#define PGLUE_B_REG_PGL_ADDR_F0_F0_K2 0x2aafa0UL +#define PGLUE_B_REG_PGL_ADDR_F4_F0_K2 0x2aafa4UL +#define NIG_REG_TSGEN_FREECNT_UPDATE_K2 0x509008UL +#define CNIG_REG_NIG_PORT0_CONF_K2 0x218200UL + #endif diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index d9ff6b28591c..b8c811f95205 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -66,13 +66,27 @@ #include "qed_roce.h" #include "qed_ll2.h" -void qed_async_roce_event(struct qed_hwfn *p_hwfn, - struct event_ring_entry *p_eqe) +static void qed_roce_free_real_icid(struct qed_hwfn *p_hwfn, u16 icid); + +void qed_roce_async_event(struct qed_hwfn *p_hwfn, + u8 fw_event_code, union rdma_eqe_data *rdma_data) { - struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; + if (fw_event_code == ROCE_ASYNC_EVENT_DESTROY_QP_DONE) { + u16 icid = + (u16)le32_to_cpu(rdma_data->rdma_destroy_qp_data.cid); + + /* icid release in this async event can occur only if the icid + * was offloaded to the FW. In case it wasn't offloaded this is + * handled in qed_roce_sp_destroy_qp. + */ + qed_roce_free_real_icid(p_hwfn, icid); + } else { + struct qed_rdma_events *events = &p_hwfn->p_rdma_info->events; - p_rdma_info->events.affiliated_event(p_rdma_info->events.context, - p_eqe->opcode, &p_eqe->data); + events->affiliated_event(p_hwfn->p_rdma_info->events.context, + fw_event_code, + &rdma_data->async_handle); + } } static int qed_rdma_bmap_alloc(struct qed_hwfn *p_hwfn, @@ -113,6 +127,15 @@ static int qed_rdma_bmap_alloc_id(struct qed_hwfn *p_hwfn, return 0; } +static void qed_bmap_set_id(struct qed_hwfn *p_hwfn, + struct qed_bmap *bmap, u32 id_num) +{ + if (id_num >= bmap->max_count) + return; + + __set_bit(id_num, bmap->bitmap); +} + static void qed_bmap_release_id(struct qed_hwfn *p_hwfn, struct qed_bmap *bmap, u32 id_num) { @@ -129,6 +152,15 @@ static void qed_bmap_release_id(struct qed_hwfn *p_hwfn, } } +static int qed_bmap_test_id(struct qed_hwfn *p_hwfn, + struct qed_bmap *bmap, u32 id_num) +{ + if (id_num >= bmap->max_count) + return -1; + + return test_bit(id_num, bmap->bitmap); +} + static u32 qed_rdma_get_sb_id(void *p_hwfn, u32 rel_sb_id) { /* First sb id for RoCE is after all the l2 sb */ @@ -170,7 +202,8 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, /* Queue zone lines are shared between RoCE and L2 in such a way that * they can be used by each without obstructing the other. */ - p_rdma_info->queue_zone_base = (u16)FEAT_NUM(p_hwfn, QED_L2_QUEUE); + p_rdma_info->queue_zone_base = (u16)RESC_START(p_hwfn, QED_L2_QUEUE); + p_rdma_info->max_queue_zones = (u16)RESC_NUM(p_hwfn, QED_L2_QUEUE); /* Allocate a struct with device params and fill it */ p_rdma_info->dev = kzalloc(sizeof(*p_rdma_info->dev), GFP_KERNEL); @@ -248,9 +281,18 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, goto free_tid_map; } + /* Allocate bitmap for cids used for responders/requesters. */ + rc = qed_rdma_bmap_alloc(p_hwfn, &p_rdma_info->real_cid_map, num_cons); + if (rc) { + DP_VERBOSE(p_hwfn, QED_MSG_RDMA, + "Failed to allocate real cid bitmap, rc = %d\n", rc); + goto free_cid_map; + } DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Allocation successful\n"); return 0; +free_cid_map: + kfree(p_rdma_info->cid_map.bitmap); free_tid_map: kfree(p_rdma_info->tid_map.bitmap); free_toggle_map: @@ -273,7 +315,22 @@ free_rdma_info: static void qed_rdma_resc_free(struct qed_hwfn *p_hwfn) { + struct qed_bmap *rcid_map = &p_hwfn->p_rdma_info->real_cid_map; struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; + int wait_count = 0; + + /* when destroying a_RoCE QP the control is returned to the user after + * the synchronous part. The asynchronous part may take a little longer. + * We delay for a short while if an async destroy QP is still expected. + * Beyond the added delay we clear the bitmap anyway. + */ + while (bitmap_weight(rcid_map->bitmap, rcid_map->max_count)) { + msleep(100); + if (wait_count++ > 20) { + DP_NOTICE(p_hwfn, "cid bitmap wait timed out\n"); + break; + } + } kfree(p_rdma_info->cid_map.bitmap); kfree(p_rdma_info->tid_map.bitmap); @@ -724,6 +781,14 @@ static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod) u32 addr; p_hwfn = (struct qed_hwfn *)rdma_cxt; + + if (qz_offset > p_hwfn->p_rdma_info->max_queue_zones) { + DP_NOTICE(p_hwfn, + "queue zone offset %d is too large (max is %d)\n", + qz_offset, p_hwfn->p_rdma_info->max_queue_zones); + return; + } + qz_num = p_hwfn->p_rdma_info->queue_zone_base + qz_offset; addr = GTT_BAR0_MAP_REG_USDM_RAM + USTORM_COMMON_QUEUE_CONS_OFFSET(qz_num); @@ -1080,6 +1145,14 @@ static enum roce_flavor qed_roce_mode_to_flavor(enum roce_mode roce_mode) return flavor; } +void qed_roce_free_cid_pair(struct qed_hwfn *p_hwfn, u16 cid) +{ + spin_lock_bh(&p_hwfn->p_rdma_info->lock); + qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid); + qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid + 1); + spin_unlock_bh(&p_hwfn->p_rdma_info->lock); +} + static int qed_roce_alloc_cid(struct qed_hwfn *p_hwfn, u16 *cid) { struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; @@ -1139,15 +1212,22 @@ err: return rc; } +static void qed_roce_set_real_cid(struct qed_hwfn *p_hwfn, u32 cid) +{ + spin_lock_bh(&p_hwfn->p_rdma_info->lock); + qed_bmap_set_id(p_hwfn, &p_hwfn->p_rdma_info->real_cid_map, cid); + spin_unlock_bh(&p_hwfn->p_rdma_info->lock); +} + static int qed_roce_sp_create_responder(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) { struct roce_create_qp_resp_ramrod_data *p_ramrod; struct qed_sp_init_data init_data; - union qed_qm_pq_params qm_params; enum roce_flavor roce_flavor; struct qed_spq_entry *p_ent; - u16 physical_queue0 = 0; + u16 regular_latency_queue; + enum protocol_type proto; int rc; DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "icid = %08x\n", qp->icid); @@ -1229,15 +1309,16 @@ static int qed_roce_sp_create_responder(struct qed_hwfn *p_hwfn, p_ramrod->qp_handle_for_async.lo = cpu_to_le32(qp->qp_handle_async.lo); p_ramrod->qp_handle_for_cqe.hi = cpu_to_le32(qp->qp_handle.hi); p_ramrod->qp_handle_for_cqe.lo = cpu_to_le32(qp->qp_handle.lo); - p_ramrod->stats_counter_id = p_hwfn->rel_pf_id; p_ramrod->cq_cid = cpu_to_le32((p_hwfn->hw_info.opaque_fid << 16) | qp->rq_cq_id); - memset(&qm_params, 0, sizeof(qm_params)); - qm_params.roce.qpid = qp->icid >> 1; - physical_queue0 = qed_get_qm_pq(p_hwfn, PROTOCOLID_ROCE, &qm_params); + regular_latency_queue = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD); + + p_ramrod->regular_latency_phy_queue = + cpu_to_le16(regular_latency_queue); + p_ramrod->low_latency_phy_queue = + cpu_to_le16(regular_latency_queue); - p_ramrod->physical_queue0 = cpu_to_le16(physical_queue0); p_ramrod->dpi = cpu_to_le16(qp->dpi); qed_rdma_set_fw_mac(p_ramrod->remote_mac_addr, qp->remote_mac_addr); @@ -1253,13 +1334,19 @@ static int qed_roce_sp_create_responder(struct qed_hwfn *p_hwfn, rc = qed_spq_post(p_hwfn, p_ent, NULL); - DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "rc = %d physical_queue0 = 0x%x\n", - rc, physical_queue0); + DP_VERBOSE(p_hwfn, QED_MSG_RDMA, + "rc = %d regular physical queue = 0x%x\n", rc, + regular_latency_queue); if (rc) goto err; qp->resp_offloaded = true; + qp->cq_prod = 0; + + proto = p_hwfn->p_rdma_info->proto; + qed_roce_set_real_cid(p_hwfn, qp->icid - + qed_cxt_get_proto_cid_start(p_hwfn, proto)); return rc; @@ -1277,10 +1364,10 @@ static int qed_roce_sp_create_requester(struct qed_hwfn *p_hwfn, { struct roce_create_qp_req_ramrod_data *p_ramrod; struct qed_sp_init_data init_data; - union qed_qm_pq_params qm_params; enum roce_flavor roce_flavor; struct qed_spq_entry *p_ent; - u16 physical_queue0 = 0; + u16 regular_latency_queue; + enum protocol_type proto; int rc; DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "icid = %08x\n", qp->icid); @@ -1351,15 +1438,16 @@ static int qed_roce_sp_create_requester(struct qed_hwfn *p_hwfn, p_ramrod->qp_handle_for_async.lo = cpu_to_le32(qp->qp_handle_async.lo); p_ramrod->qp_handle_for_cqe.hi = cpu_to_le32(qp->qp_handle.hi); p_ramrod->qp_handle_for_cqe.lo = cpu_to_le32(qp->qp_handle.lo); - p_ramrod->stats_counter_id = p_hwfn->rel_pf_id; - p_ramrod->cq_cid = cpu_to_le32((p_hwfn->hw_info.opaque_fid << 16) | - qp->sq_cq_id); + p_ramrod->cq_cid = + cpu_to_le32((p_hwfn->hw_info.opaque_fid << 16) | qp->sq_cq_id); + + regular_latency_queue = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD); - memset(&qm_params, 0, sizeof(qm_params)); - qm_params.roce.qpid = qp->icid >> 1; - physical_queue0 = qed_get_qm_pq(p_hwfn, PROTOCOLID_ROCE, &qm_params); + p_ramrod->regular_latency_phy_queue = + cpu_to_le16(regular_latency_queue); + p_ramrod->low_latency_phy_queue = + cpu_to_le16(regular_latency_queue); - p_ramrod->physical_queue0 = cpu_to_le16(physical_queue0); p_ramrod->dpi = cpu_to_le16(qp->dpi); qed_rdma_set_fw_mac(p_ramrod->remote_mac_addr, qp->remote_mac_addr); @@ -1378,6 +1466,10 @@ static int qed_roce_sp_create_requester(struct qed_hwfn *p_hwfn, goto err; qp->req_offloaded = true; + proto = p_hwfn->p_rdma_info->proto; + qed_roce_set_real_cid(p_hwfn, + qp->icid + 1 - + qed_cxt_get_proto_cid_start(p_hwfn, proto)); return rc; @@ -1577,7 +1669,8 @@ static int qed_roce_sp_modify_requester(struct qed_hwfn *p_hwfn, static int qed_roce_sp_destroy_qp_responder(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp, - u32 *num_invalidated_mw) + u32 *num_invalidated_mw, + u32 *cq_prod) { struct roce_destroy_qp_resp_output_params *p_ramrod_res; struct roce_destroy_qp_resp_ramrod_data *p_ramrod; @@ -1588,8 +1681,22 @@ static int qed_roce_sp_destroy_qp_responder(struct qed_hwfn *p_hwfn, DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "icid = %08x\n", qp->icid); - if (!qp->resp_offloaded) + *num_invalidated_mw = 0; + *cq_prod = qp->cq_prod; + + if (!qp->resp_offloaded) { + /* If a responder was never offload, we need to free the cids + * allocated in create_qp as a FW async event will never arrive + */ + u32 cid; + + cid = qp->icid - + qed_cxt_get_proto_cid_start(p_hwfn, + p_hwfn->p_rdma_info->proto); + qed_roce_free_cid_pair(p_hwfn, (u16)cid); + return 0; + } /* Get SPQ entry */ memset(&init_data, 0, sizeof(init_data)); @@ -1624,6 +1731,8 @@ static int qed_roce_sp_destroy_qp_responder(struct qed_hwfn *p_hwfn, goto err; *num_invalidated_mw = le32_to_cpu(p_ramrod_res->num_invalidated_mw); + *cq_prod = le32_to_cpu(p_ramrod_res->cq_prod); + qp->cq_prod = *cq_prod; /* Free IRQ - only if ramrod succeeded, in case FW is still using it */ dma_free_coherent(&p_hwfn->cdev->pdev->dev, @@ -1827,10 +1936,8 @@ static int qed_roce_query_qp(struct qed_hwfn *p_hwfn, out_params->draining = false; - if (rq_err_state) + if (rq_err_state || sq_err_state) qp->cur_state = QED_ROCE_QP_STATE_ERR; - else if (sq_err_state) - qp->cur_state = QED_ROCE_QP_STATE_SQE; else if (sq_draining) out_params->draining = true; out_params->state = qp->cur_state; @@ -1849,10 +1956,9 @@ err_resp: static int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) { - struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; u32 num_invalidated_mw = 0; u32 num_bound_mw = 0; - u32 start_cid; + u32 cq_prod; int rc; /* Destroys the specified QP */ @@ -1866,7 +1972,8 @@ static int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) if (qp->cur_state != QED_ROCE_QP_STATE_RESET) { rc = qed_roce_sp_destroy_qp_responder(p_hwfn, qp, - &num_invalidated_mw); + &num_invalidated_mw, + &cq_prod); if (rc) return rc; @@ -1881,21 +1988,6 @@ static int qed_roce_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) "number of invalidate memory windows is different from bounded ones\n"); return -EINVAL; } - - spin_lock_bh(&p_rdma_info->lock); - - start_cid = qed_cxt_get_proto_cid_start(p_hwfn, - p_rdma_info->proto); - - /* Release responder's icid */ - qed_bmap_release_id(p_hwfn, &p_rdma_info->cid_map, - qp->icid - start_cid); - - /* Release requester's icid */ - qed_bmap_release_id(p_hwfn, &p_rdma_info->cid_map, - qp->icid + 1 - start_cid); - - spin_unlock_bh(&p_rdma_info->lock); } return 0; @@ -2110,12 +2202,19 @@ static int qed_roce_modify_qp(struct qed_hwfn *p_hwfn, return rc; } else if (qp->cur_state == QED_ROCE_QP_STATE_RESET) { /* Any state -> RESET */ + u32 cq_prod; + + /* Send destroy responder ramrod */ + rc = qed_roce_sp_destroy_qp_responder(p_hwfn, + qp, + &num_invalidated_mw, + &cq_prod); - rc = qed_roce_sp_destroy_qp_responder(p_hwfn, qp, - &num_invalidated_mw); if (rc) return rc; + qp->cq_prod = cq_prod; + rc = qed_roce_sp_destroy_qp_requester(p_hwfn, qp, &num_bound_mw); @@ -2454,6 +2553,31 @@ static int qed_rdma_deregister_tid(void *rdma_cxt, u32 itid) return rc; } +static void qed_roce_free_real_icid(struct qed_hwfn *p_hwfn, u16 icid) +{ + struct qed_rdma_info *p_rdma_info = p_hwfn->p_rdma_info; + u32 start_cid, cid, xcid; + + /* an even icid belongs to a responder while an odd icid belongs to a + * requester. The 'cid' received as an input can be either. We calculate + * the "partner" icid and call it xcid. Only if both are free then the + * "cid" map can be cleared. + */ + start_cid = qed_cxt_get_proto_cid_start(p_hwfn, p_rdma_info->proto); + cid = icid - start_cid; + xcid = cid ^ 1; + + spin_lock_bh(&p_rdma_info->lock); + + qed_bmap_release_id(p_hwfn, &p_rdma_info->real_cid_map, cid); + if (qed_bmap_test_id(p_hwfn, &p_rdma_info->real_cid_map, xcid) == 0) { + qed_bmap_release_id(p_hwfn, &p_rdma_info->cid_map, cid); + qed_bmap_release_id(p_hwfn, &p_rdma_info->cid_map, xcid); + } + + spin_unlock_bh(&p_hwfn->p_rdma_info->lock); +} + static void *qed_rdma_get_rdma_ctx(struct qed_dev *cdev) { return QED_LEADING_HWFN(cdev); @@ -2773,7 +2897,7 @@ static int qed_roce_ll2_tx(struct qed_dev *cdev, : QED_LL2_RROCE; if (pkt->roce_mode == ROCE_V2_IPV4) - flags |= BIT(CORE_TX_BD_FLAGS_IP_CSUM_SHIFT); + flags |= BIT(CORE_TX_BD_DATA_IP_CSUM_SHIFT); /* Tx header */ rc = qed_ll2_prepare_tx_packet(QED_LEADING_HWFN(cdev), roce_ll2->handle, diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.h b/drivers/net/ethernet/qlogic/qed/qed_roce.h index 36cf4b2ab7fa..3ccc08a7c995 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.h +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.h @@ -82,6 +82,7 @@ struct qed_rdma_info { struct qed_bmap qp_map; struct qed_bmap srq_map; struct qed_bmap cid_map; + struct qed_bmap real_cid_map; struct qed_bmap dpi_map; struct qed_bmap toggle_bits; struct qed_rdma_events events; @@ -92,6 +93,7 @@ struct qed_rdma_info { u32 num_qps; u32 num_mrs; u16 queue_zone_base; + u16 max_queue_zones; enum protocol_type proto; }; @@ -153,6 +155,7 @@ struct qed_rdma_qp { dma_addr_t irq_phys_addr; u8 irq_num_pages; bool resp_offloaded; + u32 cq_prod; u8 remote_mac_addr[6]; u8 local_mac_addr[6]; @@ -163,8 +166,8 @@ struct qed_rdma_qp { #if IS_ENABLED(CONFIG_QED_RDMA) void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); -void qed_async_roce_event(struct qed_hwfn *p_hwfn, - struct event_ring_entry *p_eqe); +void qed_roce_async_event(struct qed_hwfn *p_hwfn, + u8 fw_event_code, union rdma_eqe_data *rdma_data); void qed_ll2b_complete_tx_gsi_packet(struct qed_hwfn *p_hwfn, u8 connection_handle, void *cookie, @@ -187,7 +190,9 @@ void qed_ll2b_complete_rx_gsi_packet(struct qed_hwfn *p_hwfn, u16 src_mac_addr_lo, bool b_last_packet); #else static inline void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) {} -static inline void qed_async_roce_event(struct qed_hwfn *p_hwfn, struct event_ring_entry *p_eqe) {} +static inline void qed_roce_async_event(struct qed_hwfn *p_hwfn, + u8 fw_event_code, + union rdma_eqe_data *rdma_data) {} static inline void qed_ll2b_complete_tx_gsi_packet(struct qed_hwfn *p_hwfn, u8 connection_handle, void *cookie, diff --git a/drivers/net/ethernet/qlogic/qed/qed_spq.c b/drivers/net/ethernet/qlogic/qed/qed_spq.c index 645328a9f0cf..f6423a139ca0 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_spq.c +++ b/drivers/net/ethernet/qlogic/qed/qed_spq.c @@ -119,6 +119,7 @@ static int qed_spq_block(struct qed_hwfn *p_hwfn, u8 *p_fw_ret, bool skip_quick_poll) { struct qed_spq_comp_done *comp_done; + struct qed_ptt *p_ptt; int rc; /* A relatively short polling period w/o sleeping, to allow the FW to @@ -135,8 +136,14 @@ static int qed_spq_block(struct qed_hwfn *p_hwfn, if (!rc) return 0; + p_ptt = qed_ptt_acquire(p_hwfn); + if (!p_ptt) { + DP_NOTICE(p_hwfn, "ptt, failed to acquire\n"); + return -EAGAIN; + } + DP_INFO(p_hwfn, "Ramrod is stuck, requesting MCP drain\n"); - rc = qed_mcp_drain(p_hwfn, p_hwfn->p_main_ptt); + rc = qed_mcp_drain(p_hwfn, p_ptt); if (rc) { DP_NOTICE(p_hwfn, "MCP drain failed\n"); goto err; @@ -145,15 +152,18 @@ static int qed_spq_block(struct qed_hwfn *p_hwfn, /* Retry after drain */ rc = __qed_spq_block(p_hwfn, p_ent, p_fw_ret, true); if (!rc) - return 0; + goto out; comp_done = (struct qed_spq_comp_done *)p_ent->comp_cb.cookie; - if (comp_done->done == 1) { + if (comp_done->done == 1) if (p_fw_ret) *p_fw_ret = comp_done->fw_return_code; - return 0; - } +out: + qed_ptt_release(p_hwfn, p_ptt); + return 0; + err: + qed_ptt_release(p_hwfn, p_ptt); DP_NOTICE(p_hwfn, "Ramrod is stuck [CID %08x cmd %02x protocol %02x echo %04x]\n", le32_to_cpu(p_ent->elem.hdr.cid), @@ -205,11 +215,10 @@ static int qed_spq_fill_entry(struct qed_hwfn *p_hwfn, static void qed_spq_hw_initialize(struct qed_hwfn *p_hwfn, struct qed_spq *p_spq) { - u16 pq; - struct qed_cxt_info cxt_info; - struct core_conn_context *p_cxt; - union qed_qm_pq_params pq_params; - int rc; + struct core_conn_context *p_cxt; + struct qed_cxt_info cxt_info; + u16 physical_q; + int rc; cxt_info.iid = p_spq->cid; @@ -231,10 +240,8 @@ static void qed_spq_hw_initialize(struct qed_hwfn *p_hwfn, XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN, 1); /* QM physical queue */ - memset(&pq_params, 0, sizeof(pq_params)); - pq_params.core.tc = LB_TC; - pq = qed_get_qm_pq(p_hwfn, PROTOCOLID_CORE, &pq_params); - p_cxt->xstorm_ag_context.physical_q0 = cpu_to_le16(pq); + physical_q = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB); + p_cxt->xstorm_ag_context.physical_q0 = cpu_to_le16(physical_q); p_cxt->xstorm_st_context.spq_base_lo = DMA_LO_LE(p_spq->chain.p_phys_addr); @@ -296,9 +303,12 @@ qed_async_event_completion(struct qed_hwfn *p_hwfn, struct event_ring_entry *p_eqe) { switch (p_eqe->protocol_id) { +#if IS_ENABLED(CONFIG_QED_RDMA) case PROTOCOLID_ROCE: - qed_async_roce_event(p_hwfn, p_eqe); + qed_roce_async_event(p_hwfn, p_eqe->opcode, + &p_eqe->data.rdma_data); return 0; +#endif case PROTOCOLID_COMMON: return qed_sriov_eqe_event(p_hwfn, p_eqe->opcode, @@ -306,14 +316,6 @@ qed_async_event_completion(struct qed_hwfn *p_hwfn, case PROTOCOLID_ISCSI: if (!IS_ENABLED(CONFIG_QED_ISCSI)) return -EINVAL; - if (p_eqe->opcode == ISCSI_EVENT_TYPE_ASYN_DELETE_OOO_ISLES) { - u32 cid = le32_to_cpu(p_eqe->data.iscsi_info.cid); - - qed_ooo_release_connection_isles(p_hwfn, - p_hwfn->p_ooo_info, - cid); - return 0; - } if (p_hwfn->p_iscsi_info->event_cb) { struct qed_iscsi_info *p_iscsi = p_hwfn->p_iscsi_info; diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c index 253c2bbe1e4e..92a3ee1715d9 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c @@ -178,26 +178,59 @@ static struct qed_vf_info *qed_iov_get_vf_info(struct qed_hwfn *p_hwfn, return vf; } +enum qed_iov_validate_q_mode { + QED_IOV_VALIDATE_Q_NA, + QED_IOV_VALIDATE_Q_ENABLE, + QED_IOV_VALIDATE_Q_DISABLE, +}; + +static bool qed_iov_validate_queue_mode(struct qed_hwfn *p_hwfn, + struct qed_vf_info *p_vf, + u16 qid, + enum qed_iov_validate_q_mode mode, + bool b_is_tx) +{ + if (mode == QED_IOV_VALIDATE_Q_NA) + return true; + + if ((b_is_tx && p_vf->vf_queues[qid].p_tx_cid) || + (!b_is_tx && p_vf->vf_queues[qid].p_rx_cid)) + return mode == QED_IOV_VALIDATE_Q_ENABLE; + + /* In case we haven't found any valid cid, then its disabled */ + return mode == QED_IOV_VALIDATE_Q_DISABLE; +} + static bool qed_iov_validate_rxq(struct qed_hwfn *p_hwfn, - struct qed_vf_info *p_vf, u16 rx_qid) + struct qed_vf_info *p_vf, + u16 rx_qid, + enum qed_iov_validate_q_mode mode) { - if (rx_qid >= p_vf->num_rxqs) + if (rx_qid >= p_vf->num_rxqs) { DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF[0x%02x] - can't touch Rx queue[%04x]; Only 0x%04x are allocated\n", p_vf->abs_vf_id, rx_qid, p_vf->num_rxqs); - return rx_qid < p_vf->num_rxqs; + return false; + } + + return qed_iov_validate_queue_mode(p_hwfn, p_vf, rx_qid, mode, false); } static bool qed_iov_validate_txq(struct qed_hwfn *p_hwfn, - struct qed_vf_info *p_vf, u16 tx_qid) + struct qed_vf_info *p_vf, + u16 tx_qid, + enum qed_iov_validate_q_mode mode) { - if (tx_qid >= p_vf->num_txqs) + if (tx_qid >= p_vf->num_txqs) { DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF[0x%02x] - can't touch Tx queue[%04x]; Only 0x%04x are allocated\n", p_vf->abs_vf_id, tx_qid, p_vf->num_txqs); - return tx_qid < p_vf->num_txqs; + return false; + } + + return qed_iov_validate_queue_mode(p_hwfn, p_vf, tx_qid, mode, true); } static bool qed_iov_validate_sb(struct qed_hwfn *p_hwfn, @@ -217,6 +250,34 @@ static bool qed_iov_validate_sb(struct qed_hwfn *p_hwfn, return false; } +static bool qed_iov_validate_active_rxq(struct qed_hwfn *p_hwfn, + struct qed_vf_info *p_vf) +{ + u8 i; + + for (i = 0; i < p_vf->num_rxqs; i++) + if (qed_iov_validate_queue_mode(p_hwfn, p_vf, i, + QED_IOV_VALIDATE_Q_ENABLE, + false)) + return true; + + return false; +} + +static bool qed_iov_validate_active_txq(struct qed_hwfn *p_hwfn, + struct qed_vf_info *p_vf) +{ + u8 i; + + for (i = 0; i < p_vf->num_txqs; i++) + if (qed_iov_validate_queue_mode(p_hwfn, p_vf, i, + QED_IOV_VALIDATE_Q_ENABLE, + true)) + return true; + + return false; +} + static int qed_iov_post_vf_bulletin(struct qed_hwfn *p_hwfn, int vfid, struct qed_ptt *p_ptt) { @@ -557,14 +618,30 @@ int qed_iov_hw_info(struct qed_hwfn *p_hwfn) return 0; } - /* Calculate the first VF index - this is a bit tricky; Basically, - * VFs start at offset 16 relative to PF0, and 2nd engine VFs begin - * after the first engine's VFs. + /* First VF index based on offset is tricky: + * - If ARI is supported [likely], offset - (16 - pf_id) would + * provide the number for eng0. 2nd engine Vfs would begin + * after the first engine's VFs. + * - If !ARI, VFs would start on next device. + * so offset - (256 - pf_id) would provide the number. + * Utilize the fact that (256 - pf_id) is achieved only by later + * to diffrentiate between the two. */ - cdev->p_iov_info->first_vf_in_pf = p_hwfn->cdev->p_iov_info->offset + - p_hwfn->abs_pf_id - 16; - if (QED_PATH_ID(p_hwfn)) - cdev->p_iov_info->first_vf_in_pf -= MAX_NUM_VFS_BB; + + if (p_hwfn->cdev->p_iov_info->offset < (256 - p_hwfn->abs_pf_id)) { + u32 first = p_hwfn->cdev->p_iov_info->offset + + p_hwfn->abs_pf_id - 16; + + cdev->p_iov_info->first_vf_in_pf = first; + + if (QED_PATH_ID(p_hwfn)) + cdev->p_iov_info->first_vf_in_pf -= MAX_NUM_VFS_BB; + } else { + u32 first = p_hwfn->cdev->p_iov_info->offset + + p_hwfn->abs_pf_id - 256; + + cdev->p_iov_info->first_vf_in_pf = first; + } DP_VERBOSE(p_hwfn, QED_MSG_IOV, "First VF in hwfn 0x%08x\n", @@ -677,6 +754,11 @@ static int qed_iov_enable_vf_access(struct qed_hwfn *p_hwfn, u32 igu_vf_conf = IGU_VF_CONF_FUNC_EN; int rc; + /* It's possible VF was previously considered malicious - + * clear the indication even if we're only going to disable VF. + */ + vf->b_malicious = false; + if (vf->to_disable) return 0; @@ -689,9 +771,6 @@ static int qed_iov_enable_vf_access(struct qed_hwfn *p_hwfn, qed_iov_vf_igu_reset(p_hwfn, p_ptt, vf); - /* It's possible VF was previously considered malicious */ - vf->b_malicious = false; - rc = qed_mcp_config_vf_msix(p_hwfn, p_ptt, vf->abs_vf_id, vf->num_sbs); if (rc) return rc; @@ -1118,13 +1197,17 @@ static void qed_iov_send_response(struct qed_hwfn *p_hwfn, (sizeof(union pfvf_tlvs) - sizeof(u64)) / 4, ¶ms); - qed_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys, - mbx->req_virt->first_tlv.reply_address, - sizeof(u64) / 4, ¶ms); - + /* Once PF copies the rc to the VF, the latter can continue + * and send an additional message. So we have to make sure the + * channel would be re-set to ready prior to that. + */ REG_WR(p_hwfn, GTT_BAR0_MAP_REG_USDM_RAM + USTORM_VF_PF_CHANNEL_READY_OFFSET(eng_vf_id), 1); + + qed_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys, + mbx->req_virt->first_tlv.reply_address, + sizeof(u64) / 4, ¶ms); } static u16 qed_iov_vport_to_tlv(struct qed_hwfn *p_hwfn, @@ -1733,6 +1816,8 @@ static void qed_iov_vf_mbx_start_vport(struct qed_hwfn *p_hwfn, vf->state = VF_ENABLED; start = &mbx->req_virt->start_vport; + qed_iov_enable_vf_traffic(p_hwfn, p_ptt, vf); + /* Initialize Status block in CAU */ for (sb_id = 0; sb_id < vf->num_sbs; sb_id++) { if (!start->sb_addr[sb_id]) { @@ -1746,7 +1831,6 @@ static void qed_iov_vf_mbx_start_vport(struct qed_hwfn *p_hwfn, start->sb_addr[sb_id], vf->igu_sbs[sb_id], vf->abs_vf_id, 1); } - qed_iov_enable_vf_traffic(p_hwfn, p_ptt, vf); vf->mtu = start->mtu; vf->shadow_config.inner_vlan_removal = start->inner_vlan_removal; @@ -1803,6 +1887,16 @@ static void qed_iov_vf_mbx_stop_vport(struct qed_hwfn *p_hwfn, vf->vport_instance--; vf->spoof_chk = false; + if ((qed_iov_validate_active_rxq(p_hwfn, vf)) || + (qed_iov_validate_active_txq(p_hwfn, vf))) { + vf->b_malicious = true; + DP_NOTICE(p_hwfn, + "VF [%02x] - considered malicious; Unable to stop RX/TX queuess\n", + vf->abs_vf_id); + status = PFVF_STATUS_MALICIOUS; + goto out; + } + rc = qed_sp_vport_stop(p_hwfn, vf->opaque_fid, vf->vport_id); if (rc) { DP_ERR(p_hwfn, "qed_iov_vf_mbx_stop_vport returned error %d\n", @@ -1814,6 +1908,7 @@ static void qed_iov_vf_mbx_stop_vport(struct qed_hwfn *p_hwfn, vf->configured_features = 0; memset(&vf->shadow_config, 0, sizeof(vf->shadow_config)); +out: qed_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_VPORT_TEARDOWN, sizeof(struct pfvf_def_resp_tlv), status); } @@ -1870,7 +1965,8 @@ static void qed_iov_vf_mbx_start_rxq(struct qed_hwfn *p_hwfn, req = &mbx->req_virt->start_rxq; - if (!qed_iov_validate_rxq(p_hwfn, vf, req->rx_qid) || + if (!qed_iov_validate_rxq(p_hwfn, vf, req->rx_qid, + QED_IOV_VALIDATE_Q_DISABLE) || !qed_iov_validate_sb(p_hwfn, vf, req->hw_sb)) goto out; @@ -1970,21 +2066,16 @@ static void qed_iov_vf_mbx_start_txq(struct qed_hwfn *p_hwfn, struct qed_queue_start_common_params params; struct qed_iov_vf_mbx *mbx = &vf->vf_mbx; u8 status = PFVF_STATUS_NO_RESOURCE; - union qed_qm_pq_params pq_params; struct vfpf_start_txq_tlv *req; struct qed_vf_q_info *p_queue; int rc; u16 pq; - /* Prepare the parameters which would choose the right PQ */ - memset(&pq_params, 0, sizeof(pq_params)); - pq_params.eth.is_vf = 1; - pq_params.eth.vf_id = vf->relative_vf_id; - memset(¶ms, 0, sizeof(params)); req = &mbx->req_virt->start_txq; - if (!qed_iov_validate_txq(p_hwfn, vf, req->tx_qid) || + if (!qed_iov_validate_txq(p_hwfn, vf, req->tx_qid, + QED_IOV_VALIDATE_Q_DISABLE) || !qed_iov_validate_sb(p_hwfn, vf, req->hw_sb)) goto out; @@ -2004,7 +2095,7 @@ static void qed_iov_vf_mbx_start_txq(struct qed_hwfn *p_hwfn, if (!p_queue->p_tx_cid) goto out; - pq = qed_get_qm_pq(p_hwfn, PROTOCOLID_ETH, &pq_params); + pq = qed_get_cm_pq_idx_vf(p_hwfn, vf->relative_vf_id); rc = qed_eth_txq_start_ramrod(p_hwfn, p_queue->p_tx_cid, req->pbl_addr, req->pbl_size, pq); if (rc) { @@ -2021,57 +2112,53 @@ out: static int qed_iov_vf_stop_rxqs(struct qed_hwfn *p_hwfn, struct qed_vf_info *vf, - u16 rxq_id, u8 num_rxqs, bool cqe_completion) + u16 rxq_id, bool cqe_completion) { struct qed_vf_q_info *p_queue; int rc = 0; - int qid; - if (rxq_id + num_rxqs > ARRAY_SIZE(vf->vf_queues)) + if (!qed_iov_validate_rxq(p_hwfn, vf, rxq_id, + QED_IOV_VALIDATE_Q_ENABLE)) { + DP_VERBOSE(p_hwfn, + QED_MSG_IOV, + "VF[%d] Tried Closing Rx 0x%04x which is inactive\n", + vf->relative_vf_id, rxq_id); return -EINVAL; + } - for (qid = rxq_id; qid < rxq_id + num_rxqs; qid++) { - p_queue = &vf->vf_queues[qid]; - - if (!p_queue->p_rx_cid) - continue; + p_queue = &vf->vf_queues[rxq_id]; - rc = qed_eth_rx_queue_stop(p_hwfn, - p_queue->p_rx_cid, - false, cqe_completion); - if (rc) - return rc; + rc = qed_eth_rx_queue_stop(p_hwfn, + p_queue->p_rx_cid, + false, cqe_completion); + if (rc) + return rc; - vf->vf_queues[qid].p_rx_cid = NULL; - vf->num_active_rxqs--; - } + p_queue->p_rx_cid = NULL; + vf->num_active_rxqs--; - return rc; + return 0; } static int qed_iov_vf_stop_txqs(struct qed_hwfn *p_hwfn, - struct qed_vf_info *vf, u16 txq_id, u8 num_txqs) + struct qed_vf_info *vf, u16 txq_id) { - int rc = 0; struct qed_vf_q_info *p_queue; - int qid; + int rc = 0; - if (txq_id + num_txqs > ARRAY_SIZE(vf->vf_queues)) + if (!qed_iov_validate_txq(p_hwfn, vf, txq_id, + QED_IOV_VALIDATE_Q_ENABLE)) return -EINVAL; - for (qid = txq_id; qid < txq_id + num_txqs; qid++) { - p_queue = &vf->vf_queues[qid]; - if (!p_queue->p_tx_cid) - continue; + p_queue = &vf->vf_queues[txq_id]; - rc = qed_eth_tx_queue_stop(p_hwfn, p_queue->p_tx_cid); - if (rc) - return rc; + rc = qed_eth_tx_queue_stop(p_hwfn, p_queue->p_tx_cid); + if (rc) + return rc; - p_queue->p_tx_cid = NULL; - } + p_queue->p_tx_cid = NULL; - return rc; + return 0; } static void qed_iov_vf_mbx_stop_rxqs(struct qed_hwfn *p_hwfn, @@ -2080,20 +2167,28 @@ static void qed_iov_vf_mbx_stop_rxqs(struct qed_hwfn *p_hwfn, { u16 length = sizeof(struct pfvf_def_resp_tlv); struct qed_iov_vf_mbx *mbx = &vf->vf_mbx; - u8 status = PFVF_STATUS_SUCCESS; + u8 status = PFVF_STATUS_FAILURE; struct vfpf_stop_rxqs_tlv *req; int rc; - /* We give the option of starting from qid != 0, in this case we - * need to make sure that qid + num_qs doesn't exceed the actual - * amount of queues that exist. + /* There has never been an official driver that used this interface + * for stopping multiple queues, and it is now considered deprecated. + * Validate this isn't used here. */ req = &mbx->req_virt->stop_rxqs; - rc = qed_iov_vf_stop_rxqs(p_hwfn, vf, req->rx_qid, - req->num_rxqs, req->cqe_completion); - if (rc) - status = PFVF_STATUS_FAILURE; + if (req->num_rxqs != 1) { + DP_VERBOSE(p_hwfn, QED_MSG_IOV, + "Odd; VF[%d] tried stopping multiple Rx queues\n", + vf->relative_vf_id); + status = PFVF_STATUS_NOT_SUPPORTED; + goto out; + } + rc = qed_iov_vf_stop_rxqs(p_hwfn, vf, req->rx_qid, + req->cqe_completion); + if (!rc) + status = PFVF_STATUS_SUCCESS; +out: qed_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_RXQS, length, status); } @@ -2104,19 +2199,27 @@ static void qed_iov_vf_mbx_stop_txqs(struct qed_hwfn *p_hwfn, { u16 length = sizeof(struct pfvf_def_resp_tlv); struct qed_iov_vf_mbx *mbx = &vf->vf_mbx; - u8 status = PFVF_STATUS_SUCCESS; + u8 status = PFVF_STATUS_FAILURE; struct vfpf_stop_txqs_tlv *req; int rc; - /* We give the option of starting from qid != 0, in this case we - * need to make sure that qid + num_qs doesn't exceed the actual - * amount of queues that exist. + /* There has never been an official driver that used this interface + * for stopping multiple queues, and it is now considered deprecated. + * Validate this isn't used here. */ req = &mbx->req_virt->stop_txqs; - rc = qed_iov_vf_stop_txqs(p_hwfn, vf, req->tx_qid, req->num_txqs); - if (rc) - status = PFVF_STATUS_FAILURE; + if (req->num_txqs != 1) { + DP_VERBOSE(p_hwfn, QED_MSG_IOV, + "Odd; VF[%d] tried stopping multiple Tx queues\n", + vf->relative_vf_id); + status = PFVF_STATUS_NOT_SUPPORTED; + goto out; + } + rc = qed_iov_vf_stop_txqs(p_hwfn, vf, req->tx_qid); + if (!rc) + status = PFVF_STATUS_SUCCESS; +out: qed_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_TXQS, length, status); } @@ -2141,22 +2244,17 @@ static void qed_iov_vf_mbx_update_rxqs(struct qed_hwfn *p_hwfn, complete_event_flg = !!(req->flags & VFPF_RXQ_UPD_COMPLETE_EVENT_FLAG); /* Validate inputs */ - if (req->num_rxqs + req->rx_qid > QED_MAX_VF_CHAINS_PER_PF || - !qed_iov_validate_rxq(p_hwfn, vf, req->rx_qid)) { - DP_INFO(p_hwfn, "VF[%d]: Incorrect Rxqs [%04x, %02x]\n", - vf->relative_vf_id, req->rx_qid, req->num_rxqs); - goto out; - } - - for (i = 0; i < req->num_rxqs; i++) { - qid = req->rx_qid + i; - if (!vf->vf_queues[qid].p_rx_cid) { - DP_INFO(p_hwfn, - "VF[%d] rx_qid = %d isn`t active!\n", - vf->relative_vf_id, qid); + for (i = req->rx_qid; i < req->rx_qid + req->num_rxqs; i++) + if (!qed_iov_validate_rxq(p_hwfn, vf, i, + QED_IOV_VALIDATE_Q_ENABLE)) { + DP_INFO(p_hwfn, "VF[%d]: Incorrect Rxqs [%04x, %02x]\n", + vf->relative_vf_id, req->rx_qid, req->num_rxqs); goto out; } + /* Prepare the handlers */ + for (i = 0; i < req->num_rxqs; i++) { + qid = req->rx_qid + i; handlers[i] = vf->vf_queues[qid].p_rx_cid; } @@ -2372,7 +2470,8 @@ qed_iov_vp_update_rss_param(struct qed_hwfn *p_hwfn, for (i = 0; i < table_size; i++) { q_idx = p_rss_tlv->rss_ind_table[i]; - if (!qed_iov_validate_rxq(p_hwfn, vf, q_idx)) { + if (!qed_iov_validate_rxq(p_hwfn, vf, q_idx, + QED_IOV_VALIDATE_Q_ENABLE)) { DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF[%d]: Omitting RSS due to wrong queue %04x\n", @@ -2381,15 +2480,6 @@ qed_iov_vp_update_rss_param(struct qed_hwfn *p_hwfn, goto out; } - if (!vf->vf_queues[q_idx].p_rx_cid) { - DP_VERBOSE(p_hwfn, - QED_MSG_IOV, - "VF[%d]: Omitting RSS due to inactive queue %08x\n", - vf->relative_vf_id, q_idx); - b_reject = true; - goto out; - } - p_rss->rss_ind_table[i] = vf->vf_queues[q_idx].p_rx_cid; } @@ -3042,9 +3132,10 @@ qed_iov_vf_flr_cleanup(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) return rc; } -int qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) +bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) { - u16 i, found = 0; + bool found = false; + u16 i; DP_VERBOSE(p_hwfn, QED_MSG_IOV, "Marking FLR-ed VFs\n"); for (i = 0; i < (VF_MAX_STATIC / 32); i++) @@ -3054,7 +3145,7 @@ int qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) if (!p_hwfn->cdev->p_iov_info) { DP_NOTICE(p_hwfn, "VF flr but no IOV\n"); - return 0; + return false; } /* Mark VFs */ @@ -3083,7 +3174,7 @@ int qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) * VF flr until ACKs, we're safe. */ p_flr[rel_vf_id / 64] |= 1ULL << (rel_vf_id % 64); - found = 1; + found = true; } } @@ -3289,11 +3380,17 @@ static void qed_sriov_vfpf_malicious(struct qed_hwfn *p_hwfn, if (!p_vf) return; - DP_INFO(p_hwfn, - "VF [%d] - Malicious behavior [%02x]\n", - p_vf->abs_vf_id, p_data->err_id); + if (!p_vf->b_malicious) { + DP_NOTICE(p_hwfn, + "VF [%d] - Malicious behavior [%02x]\n", + p_vf->abs_vf_id, p_data->err_id); - p_vf->b_malicious = true; + p_vf->b_malicious = true; + } else { + DP_INFO(p_hwfn, + "VF [%d] - Malicious behavior [%02x]\n", + p_vf->abs_vf_id, p_data->err_id); + } } int qed_sriov_eqe_event(struct qed_hwfn *p_hwfn, @@ -3842,6 +3939,7 @@ static int qed_get_vf_config(struct qed_dev *cdev, void qed_inform_vf_link_state(struct qed_hwfn *hwfn) { + struct qed_hwfn *lead_hwfn = QED_LEADING_HWFN(hwfn->cdev); struct qed_mcp_link_capabilities caps; struct qed_mcp_link_params params; struct qed_mcp_link_state link; @@ -3858,9 +3956,15 @@ void qed_inform_vf_link_state(struct qed_hwfn *hwfn) if (!vf_info) continue; - memcpy(¶ms, qed_mcp_get_link_params(hwfn), sizeof(params)); - memcpy(&link, qed_mcp_get_link_state(hwfn), sizeof(link)); - memcpy(&caps, qed_mcp_get_link_capabilities(hwfn), + /* Only hwfn0 is actually interested in the link speed. + * But since only it would receive an MFW indication of link, + * need to take configuration from it - otherwise things like + * rate limiting for hwfn1 VF would not work. + */ + memcpy(¶ms, qed_mcp_get_link_params(lead_hwfn), + sizeof(params)); + memcpy(&link, qed_mcp_get_link_state(lead_hwfn), sizeof(link)); + memcpy(&caps, qed_mcp_get_link_capabilities(lead_hwfn), sizeof(caps)); /* Modify link according to the VF's configured link state */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.h b/drivers/net/ethernet/qlogic/qed/qed_sriov.h index a89605821522..8e96b1d19308 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.h +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.h @@ -348,9 +348,9 @@ int qed_sriov_eqe_event(struct qed_hwfn *p_hwfn, * @param p_hwfn * @param disabled_vfs - bitmask of all VFs on path that were FLRed * - * @return 1 iff one of the PF's vfs got FLRed. 0 otherwise. + * @return true iff one of the PF's vfs got FLRed. false otherwise. */ -int qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *disabled_vfs); +bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *disabled_vfs); /** * @brief Search extended TLVs in request/reply buffer. @@ -407,10 +407,10 @@ static inline int qed_sriov_eqe_event(struct qed_hwfn *p_hwfn, return -EINVAL; } -static inline int qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, - u32 *disabled_vfs) +static inline bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, + u32 *disabled_vfs) { - return 0; + return false; } static inline void qed_iov_wq_stop(struct qed_dev *cdev, bool schedule_first) diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index 15d2855ec563..798786562b1b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -134,14 +134,20 @@ static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) } if (!*done) { - DP_VERBOSE(p_hwfn, QED_MSG_IOV, - "VF <-- PF Timeout [Type %d]\n", - p_req->first_tlv.tl.type); + DP_NOTICE(p_hwfn, + "VF <-- PF Timeout [Type %d]\n", + p_req->first_tlv.tl.type); rc = -EBUSY; } else { - DP_VERBOSE(p_hwfn, QED_MSG_IOV, - "PF response: %d [Type %d]\n", - *done, p_req->first_tlv.tl.type); + if ((*done != PFVF_STATUS_SUCCESS) && + (*done != PFVF_STATUS_NO_RESOURCE)) + DP_NOTICE(p_hwfn, + "PF response: %d [Type %d]\n", + *done, p_req->first_tlv.tl.type); + else + DP_VERBOSE(p_hwfn, QED_MSG_IOV, + "PF response: %d [Type %d]\n", + *done, p_req->first_tlv.tl.type); } return rc; diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.h b/drivers/net/ethernet/qlogic/qed/qed_vf.h index 7da0b165d8bc..105c0edd2a01 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.h +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.h @@ -275,6 +275,8 @@ struct vfpf_stop_rxqs_tlv { struct vfpf_first_tlv first_tlv; u16 rx_qid; + + /* this field is deprecated and should *always* be set to '1' */ u8 num_rxqs; u8 cqe_completion; u8 padding[4]; @@ -285,6 +287,8 @@ struct vfpf_stop_txqs_tlv { struct vfpf_first_tlv first_tlv; u16 tx_qid; + + /* this field is deprecated and should *always* be set to '1' */ u8 num_txqs; u8 padding[5]; }; diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index f2aaef2cfb86..5e7ad25db8ad 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -50,7 +50,7 @@ #define QEDE_MAJOR_VERSION 8 #define QEDE_MINOR_VERSION 10 #define QEDE_REVISION_VERSION 10 -#define QEDE_ENGINEERING_VERSION 20 +#define QEDE_ENGINEERING_VERSION 21 #define DRV_MODULE_VERSION __stringify(QEDE_MAJOR_VERSION) "." \ __stringify(QEDE_MINOR_VERSION) "." \ __stringify(QEDE_REVISION_VERSION) "." \ @@ -58,7 +58,7 @@ #define DRV_MODULE_SYM qede -struct qede_stats { +struct qede_stats_common { u64 no_buff_discards; u64 packet_too_big_discard; u64 ttl0_discard; @@ -90,11 +90,6 @@ struct qede_stats { u64 rx_256_to_511_byte_packets; u64 rx_512_to_1023_byte_packets; u64 rx_1024_to_1518_byte_packets; - u64 rx_1519_to_1522_byte_packets; - u64 rx_1519_to_2047_byte_packets; - u64 rx_2048_to_4095_byte_packets; - u64 rx_4096_to_9216_byte_packets; - u64 rx_9217_to_16383_byte_packets; u64 rx_crc_errors; u64 rx_mac_crtl_frames; u64 rx_pause_frames; @@ -111,17 +106,39 @@ struct qede_stats { u64 tx_256_to_511_byte_packets; u64 tx_512_to_1023_byte_packets; u64 tx_1024_to_1518_byte_packets; + u64 tx_pause_frames; + u64 tx_pfc_frames; + u64 brb_truncates; + u64 brb_discards; + u64 tx_mac_ctrl_frames; +}; + +struct qede_stats_bb { + u64 rx_1519_to_1522_byte_packets; + u64 rx_1519_to_2047_byte_packets; + u64 rx_2048_to_4095_byte_packets; + u64 rx_4096_to_9216_byte_packets; + u64 rx_9217_to_16383_byte_packets; u64 tx_1519_to_2047_byte_packets; u64 tx_2048_to_4095_byte_packets; u64 tx_4096_to_9216_byte_packets; u64 tx_9217_to_16383_byte_packets; - u64 tx_pause_frames; - u64 tx_pfc_frames; u64 tx_lpi_entry_count; u64 tx_total_collisions; - u64 brb_truncates; - u64 brb_discards; - u64 tx_mac_ctrl_frames; +}; + +struct qede_stats_ah { + u64 rx_1519_to_max_byte_packets; + u64 tx_1519_to_max_byte_packets; +}; + +struct qede_stats { + struct qede_stats_common common; + + union { + struct qede_stats_bb bb; + struct qede_stats_ah ah; + }; }; struct qede_vlan { @@ -158,6 +175,10 @@ struct qede_dev { struct qed_dev_eth_info dev_info; #define QEDE_MAX_RSS_CNT(edev) ((edev)->dev_info.num_queues) #define QEDE_MAX_TSS_CNT(edev) ((edev)->dev_info.num_queues) +#define QEDE_IS_BB(edev) \ + ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_BB) +#define QEDE_IS_AH(edev) \ + ((edev)->dev_info.common.dev_type == QED_DEV_TYPE_AH) struct qede_fastpath *fp_array; u8 req_num_tx; @@ -292,21 +313,24 @@ struct qede_rx_queue { u8 data_direction; u8 rxq_id; + /* Used once per each NAPI run */ + u16 num_rx_buffers; + + u16 rx_headroom; + u32 rx_buf_size; u32 rx_buf_seg_size; - u64 rcv_pkts; - struct sw_rx_data *sw_rx_ring; struct qed_chain rx_bd_ring; struct qed_chain rx_comp_ring ____cacheline_aligned; - /* Used once per each NAPI run */ - u16 num_rx_buffers; - /* GRO */ struct qede_agg_info tpa_info[ETH_TPA_MAX_AGGS_NUM]; + /* Used once per each NAPI run */ + u64 rcv_pkts; + u64 rx_hw_errors; u64 rx_alloc_errors; u64 rx_ip_frags; @@ -328,6 +352,11 @@ struct sw_tx_bd { #define QEDE_TSO_SPLIT_BD BIT(0) }; +struct sw_tx_xdp { + struct page *page; + dma_addr_t mapping; +}; + struct qede_tx_queue { u8 is_xdp; bool is_legacy; @@ -351,11 +380,11 @@ struct qede_tx_queue { #define QEDE_TXQ_IDX_TO_XDP(edev, idx) ((idx) + QEDE_MAX_TSS_CNT(edev)) /* Regular Tx requires skb + metadata for release purpose, - * while XDP requires only the pages themselves. + * while XDP requires the pages and the mapped address. */ union { struct sw_tx_bd *skbs; - struct page **pages; + struct sw_tx_xdp *xdp; } sw_tx_ring; struct qed_chain tx_pbl; diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index 897953133245..4dcfe9614731 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -75,16 +75,33 @@ static const struct { QEDE_TQSTAT(stopped_cnt), }; -#define QEDE_STAT_OFFSET(stat_name) (offsetof(struct qede_stats, stat_name)) -#define QEDE_STAT_STRING(stat_name) (#stat_name) -#define _QEDE_STAT(stat_name, pf_only) \ - {QEDE_STAT_OFFSET(stat_name), QEDE_STAT_STRING(stat_name), pf_only} -#define QEDE_PF_STAT(stat_name) _QEDE_STAT(stat_name, true) -#define QEDE_STAT(stat_name) _QEDE_STAT(stat_name, false) +#define QEDE_STAT_OFFSET(stat_name, type, base) \ + (offsetof(type, stat_name) + (base)) +#define QEDE_STAT_STRING(stat_name) (#stat_name) +#define _QEDE_STAT(stat_name, type, base, attr) \ + {QEDE_STAT_OFFSET(stat_name, type, base), \ + QEDE_STAT_STRING(stat_name), \ + attr} +#define QEDE_STAT(stat_name) \ + _QEDE_STAT(stat_name, struct qede_stats_common, 0, 0x0) +#define QEDE_PF_STAT(stat_name) \ + _QEDE_STAT(stat_name, struct qede_stats_common, 0, \ + BIT(QEDE_STAT_PF_ONLY)) +#define QEDE_PF_BB_STAT(stat_name) \ + _QEDE_STAT(stat_name, struct qede_stats_bb, \ + offsetof(struct qede_stats, bb), \ + BIT(QEDE_STAT_PF_ONLY) | BIT(QEDE_STAT_BB_ONLY)) +#define QEDE_PF_AH_STAT(stat_name) \ + _QEDE_STAT(stat_name, struct qede_stats_ah, \ + offsetof(struct qede_stats, ah), \ + BIT(QEDE_STAT_PF_ONLY) | BIT(QEDE_STAT_AH_ONLY)) static const struct { u64 offset; char string[ETH_GSTRING_LEN]; - bool pf_only; + unsigned long attr; +#define QEDE_STAT_PF_ONLY 0 +#define QEDE_STAT_BB_ONLY 1 +#define QEDE_STAT_AH_ONLY 2 } qede_stats_arr[] = { QEDE_STAT(rx_ucast_bytes), QEDE_STAT(rx_mcast_bytes), @@ -106,22 +123,23 @@ static const struct { QEDE_PF_STAT(rx_256_to_511_byte_packets), QEDE_PF_STAT(rx_512_to_1023_byte_packets), QEDE_PF_STAT(rx_1024_to_1518_byte_packets), - QEDE_PF_STAT(rx_1519_to_1522_byte_packets), - QEDE_PF_STAT(rx_1519_to_2047_byte_packets), - QEDE_PF_STAT(rx_2048_to_4095_byte_packets), - QEDE_PF_STAT(rx_4096_to_9216_byte_packets), - QEDE_PF_STAT(rx_9217_to_16383_byte_packets), + QEDE_PF_BB_STAT(rx_1519_to_1522_byte_packets), + QEDE_PF_BB_STAT(rx_1519_to_2047_byte_packets), + QEDE_PF_BB_STAT(rx_2048_to_4095_byte_packets), + QEDE_PF_BB_STAT(rx_4096_to_9216_byte_packets), + QEDE_PF_BB_STAT(rx_9217_to_16383_byte_packets), + QEDE_PF_AH_STAT(rx_1519_to_max_byte_packets), QEDE_PF_STAT(tx_64_byte_packets), QEDE_PF_STAT(tx_65_to_127_byte_packets), QEDE_PF_STAT(tx_128_to_255_byte_packets), QEDE_PF_STAT(tx_256_to_511_byte_packets), QEDE_PF_STAT(tx_512_to_1023_byte_packets), QEDE_PF_STAT(tx_1024_to_1518_byte_packets), - QEDE_PF_STAT(tx_1519_to_2047_byte_packets), - QEDE_PF_STAT(tx_2048_to_4095_byte_packets), - QEDE_PF_STAT(tx_4096_to_9216_byte_packets), - QEDE_PF_STAT(tx_9217_to_16383_byte_packets), - + QEDE_PF_BB_STAT(tx_1519_to_2047_byte_packets), + QEDE_PF_BB_STAT(tx_2048_to_4095_byte_packets), + QEDE_PF_BB_STAT(tx_4096_to_9216_byte_packets), + QEDE_PF_BB_STAT(tx_9217_to_16383_byte_packets), + QEDE_PF_AH_STAT(tx_1519_to_max_byte_packets), QEDE_PF_STAT(rx_mac_crtl_frames), QEDE_PF_STAT(tx_mac_ctrl_frames), QEDE_PF_STAT(rx_pause_frames), @@ -136,8 +154,8 @@ static const struct { QEDE_PF_STAT(rx_jabbers), QEDE_PF_STAT(rx_undersize_packets), QEDE_PF_STAT(rx_fragments), - QEDE_PF_STAT(tx_lpi_entry_count), - QEDE_PF_STAT(tx_total_collisions), + QEDE_PF_BB_STAT(tx_lpi_entry_count), + QEDE_PF_BB_STAT(tx_total_collisions), QEDE_PF_STAT(brb_truncates), QEDE_PF_STAT(brb_discards), QEDE_STAT(no_buff_discards), @@ -155,6 +173,12 @@ static const struct { }; #define QEDE_NUM_STATS ARRAY_SIZE(qede_stats_arr) +#define QEDE_STAT_IS_PF_ONLY(i) \ + test_bit(QEDE_STAT_PF_ONLY, &qede_stats_arr[i].attr) +#define QEDE_STAT_IS_BB_ONLY(i) \ + test_bit(QEDE_STAT_BB_ONLY, &qede_stats_arr[i].attr) +#define QEDE_STAT_IS_AH_ONLY(i) \ + test_bit(QEDE_STAT_AH_ONLY, &qede_stats_arr[i].attr) enum { QEDE_PRI_FLAG_CMT, @@ -213,6 +237,13 @@ static void qede_get_strings_stats_rxq(struct qede_dev *edev, } } +static bool qede_is_irrelevant_stat(struct qede_dev *edev, int stat_index) +{ + return (IS_VF(edev) && QEDE_STAT_IS_PF_ONLY(stat_index)) || + (QEDE_IS_BB(edev) && QEDE_STAT_IS_AH_ONLY(stat_index)) || + (QEDE_IS_AH(edev) && QEDE_STAT_IS_BB_ONLY(stat_index)); +} + static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf) { struct qede_fastpath *fp; @@ -234,7 +265,7 @@ static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf) /* Account for non-queue statistics */ for (i = 0; i < QEDE_NUM_STATS; i++) { - if (IS_VF(edev) && qede_stats_arr[i].pf_only) + if (qede_is_irrelevant_stat(edev, i)) continue; strcpy(buf, qede_stats_arr[i].string); buf += ETH_GSTRING_LEN; @@ -309,7 +340,7 @@ static void qede_get_ethtool_stats(struct net_device *dev, } for (i = 0; i < QEDE_NUM_STATS; i++) { - if (IS_VF(edev) && qede_stats_arr[i].pf_only) + if (qede_is_irrelevant_stat(edev, i)) continue; *buf = *((u64 *)(((void *)&edev->stats) + qede_stats_arr[i].offset)); @@ -323,17 +354,13 @@ static void qede_get_ethtool_stats(struct net_device *dev, static int qede_get_sset_count(struct net_device *dev, int stringset) { struct qede_dev *edev = netdev_priv(dev); - int num_stats = QEDE_NUM_STATS; + int num_stats = QEDE_NUM_STATS, i; switch (stringset) { case ETH_SS_STATS: - if (IS_VF(edev)) { - int i; - - for (i = 0; i < QEDE_NUM_STATS; i++) - if (qede_stats_arr[i].pf_only) - num_stats--; - } + for (i = 0; i < QEDE_NUM_STATS; i++) + if (qede_is_irrelevant_stat(edev, i)) + num_stats--; /* Account for the Regular Tx statistics */ num_stats += QEDE_TSS_COUNT(edev) * QEDE_NUM_TQSTATS; diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index 107c3fda4792..b00a4fce44b7 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -520,11 +520,6 @@ static int qede_xdp_set(struct qede_dev *edev, struct bpf_prog *prog) { struct qede_reload_args args; - if (prog && prog->xdp_adjust_head) { - DP_ERR(edev, "Does not support bpf_xdp_adjust_head()\n"); - return -EOPNOTSUPP; - } - /* If we're called, there was already a bpf reference increment */ args.func = &qede_xdp_reload_func; args.u.new_prog = prog; @@ -537,6 +532,11 @@ int qede_xdp(struct net_device *dev, struct netdev_xdp *xdp) { struct qede_dev *edev = netdev_priv(dev); + if (IS_VF(edev)) { + DP_NOTICE(edev, "VFs don't support XDP\n"); + return -EOPNOTSUPP; + } + switch (xdp->command) { case XDP_SETUP_PROG: return qede_xdp_set(edev, xdp->prog); diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c index 1e65038c8fc0..961b1d36b9eb 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_fp.c +++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c @@ -87,7 +87,8 @@ int qede_alloc_rx_buffer(struct qede_rx_queue *rxq, bool allow_lazy) rx_bd = (struct eth_rx_bd *)qed_chain_produce(&rxq->rx_bd_ring); WARN_ON(!rx_bd); rx_bd->addr.hi = cpu_to_le32(upper_32_bits(mapping)); - rx_bd->addr.lo = cpu_to_le32(lower_32_bits(mapping)); + rx_bd->addr.lo = cpu_to_le32(lower_32_bits(mapping) + + rxq->rx_headroom); rxq->sw_rx_prod++; rxq->filled_buffers++; @@ -360,7 +361,8 @@ static int qede_xdp_xmit(struct qede_dev *edev, struct qede_fastpath *fp, metadata->mapping + padding, length, PCI_DMA_TODEVICE); - txq->sw_tx_ring.pages[idx] = metadata->data; + txq->sw_tx_ring.xdp[idx].page = metadata->data; + txq->sw_tx_ring.xdp[idx].mapping = metadata->mapping; txq->sw_tx_prod++; /* Mark the fastpath for future XDP doorbell */ @@ -384,19 +386,19 @@ int qede_txq_has_work(struct qede_tx_queue *txq) static void qede_xdp_tx_int(struct qede_dev *edev, struct qede_tx_queue *txq) { - struct eth_tx_1st_bd *bd; - u16 hw_bd_cons; + u16 hw_bd_cons, idx; hw_bd_cons = le16_to_cpu(*txq->hw_cons_ptr); barrier(); while (hw_bd_cons != qed_chain_get_cons_idx(&txq->tx_pbl)) { - bd = (struct eth_tx_1st_bd *)qed_chain_consume(&txq->tx_pbl); + qed_chain_consume(&txq->tx_pbl); + idx = txq->sw_tx_cons & NUM_TX_BDS_MAX; - dma_unmap_single(&edev->pdev->dev, BD_UNMAP_ADDR(bd), - PAGE_SIZE, DMA_BIDIRECTIONAL); - __free_page(txq->sw_tx_ring.pages[txq->sw_tx_cons & - NUM_TX_BDS_MAX]); + dma_unmap_page(&edev->pdev->dev, + txq->sw_tx_ring.xdp[idx].mapping, + PAGE_SIZE, DMA_BIDIRECTIONAL); + __free_page(txq->sw_tx_ring.xdp[idx].page); txq->sw_tx_cons++; txq->xmit_pkts++; @@ -508,7 +510,8 @@ static inline void qede_reuse_page(struct qede_rx_queue *rxq, new_mapping = curr_prod->mapping + curr_prod->page_offset; rx_bd_prod->addr.hi = cpu_to_le32(upper_32_bits(new_mapping)); - rx_bd_prod->addr.lo = cpu_to_le32(lower_32_bits(new_mapping)); + rx_bd_prod->addr.lo = cpu_to_le32(lower_32_bits(new_mapping) + + rxq->rx_headroom); rxq->sw_rx_prod++; curr_cons->data = NULL; @@ -624,7 +627,6 @@ static inline void qede_skb_receive(struct qede_dev *edev, __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_tag); napi_gro_receive(&fp->napi, skb); - rxq->rcv_pkts++; } static void qede_set_gro_params(struct qede_dev *edev, @@ -884,9 +886,9 @@ static inline void qede_tpa_cont(struct qede_dev *edev, "Strange - TPA cont with more than a single len_list entry\n"); } -static void qede_tpa_end(struct qede_dev *edev, - struct qede_fastpath *fp, - struct eth_fast_path_rx_tpa_end_cqe *cqe) +static int qede_tpa_end(struct qede_dev *edev, + struct qede_fastpath *fp, + struct eth_fast_path_rx_tpa_end_cqe *cqe) { struct qede_rx_queue *rxq = fp->rxq; struct qede_agg_info *tpa_info; @@ -934,11 +936,12 @@ static void qede_tpa_end(struct qede_dev *edev, tpa_info->state = QEDE_AGG_STATE_NONE; - return; + return 1; err: tpa_info->state = QEDE_AGG_STATE_NONE; dev_kfree_skb_any(tpa_info->skb); tpa_info->skb = NULL; + return 0; } static u8 qede_check_notunn_csum(u16 flag) @@ -990,14 +993,15 @@ static bool qede_rx_xdp(struct qede_dev *edev, struct qede_rx_queue *rxq, struct bpf_prog *prog, struct sw_rx_data *bd, - struct eth_fast_path_rx_reg_cqe *cqe) + struct eth_fast_path_rx_reg_cqe *cqe, + u16 *data_offset, u16 *len) { - u16 len = le16_to_cpu(cqe->len_on_first_bd); struct xdp_buff xdp; enum xdp_action act; - xdp.data = page_address(bd->data) + cqe->placement_offset; - xdp.data_end = xdp.data + len; + xdp.data_hard_start = page_address(bd->data); + xdp.data = xdp.data_hard_start + *data_offset; + xdp.data_end = xdp.data + *len; /* Queues always have a full reset currently, so for the time * being until there's atomic program replace just mark read @@ -1007,6 +1011,10 @@ static bool qede_rx_xdp(struct qede_dev *edev, act = bpf_prog_run_xdp(prog, &xdp); rcu_read_unlock(); + /* Recalculate, as XDP might have changed the headers */ + *data_offset = xdp.data - xdp.data_hard_start; + *len = xdp.data_end - xdp.data; + if (act == XDP_PASS) return true; @@ -1025,7 +1033,7 @@ static bool qede_rx_xdp(struct qede_dev *edev, /* Now if there's a transmission problem, we'd still have to * throw current buffer, as replacement was already allocated. */ - if (qede_xdp_xmit(edev, fp, bd, cqe->placement_offset, len)) { + if (qede_xdp_xmit(edev, fp, bd, *data_offset, *len)) { dma_unmap_page(rxq->dev, bd->mapping, PAGE_SIZE, DMA_BIDIRECTIONAL); __free_page(bd->data); @@ -1052,7 +1060,7 @@ static struct sk_buff *qede_rx_allocate_skb(struct qede_dev *edev, struct sw_rx_data *bd, u16 len, u16 pad) { - unsigned int offset = bd->page_offset; + unsigned int offset = bd->page_offset + pad; struct skb_frag_struct *frag; struct page *page = bd->data; unsigned int pull_len; @@ -1069,7 +1077,7 @@ static struct sk_buff *qede_rx_allocate_skb(struct qede_dev *edev, */ if (len + pad <= edev->rx_copybreak) { memcpy(skb_put(skb, len), - page_address(page) + pad + offset, len); + page_address(page) + offset, len); qede_reuse_page(rxq, bd); goto out; } @@ -1077,7 +1085,7 @@ static struct sk_buff *qede_rx_allocate_skb(struct qede_dev *edev, frag = &skb_shinfo(skb)->frags[0]; skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, - page, pad + offset, len, rxq->rx_buf_seg_size); + page, offset, len, rxq->rx_buf_seg_size); va = skb_frag_address(frag); pull_len = eth_get_headlen(va, QEDE_RX_HDR_SIZE); @@ -1178,8 +1186,7 @@ static int qede_rx_process_tpa_cqe(struct qede_dev *edev, qede_tpa_cont(edev, rxq, &cqe->fast_path_tpa_cont); return 0; case ETH_RX_CQE_TYPE_TPA_END: - qede_tpa_end(edev, fp, &cqe->fast_path_tpa_end); - return 1; + return qede_tpa_end(edev, fp, &cqe->fast_path_tpa_end); default: return 0; } @@ -1224,12 +1231,13 @@ static int qede_rx_process_cqe(struct qede_dev *edev, fp_cqe = &cqe->fast_path_regular; len = le16_to_cpu(fp_cqe->len_on_first_bd); - pad = fp_cqe->placement_offset; + pad = fp_cqe->placement_offset + rxq->rx_headroom; /* Run eBPF program if one is attached */ if (xdp_prog) - if (!qede_rx_xdp(edev, fp, rxq, xdp_prog, bd, fp_cqe)) - return 1; + if (!qede_rx_xdp(edev, fp, rxq, xdp_prog, bd, fp_cqe, + &pad, &len)) + return 0; /* If this is an error packet then drop it */ flags = cqe->fast_path_regular.pars_flags.flags; @@ -1290,8 +1298,8 @@ static int qede_rx_int(struct qede_fastpath *fp, int budget) { struct qede_rx_queue *rxq = fp->rxq; struct qede_dev *edev = fp->edev; + int work_done = 0, rcv_pkts = 0; u16 hw_comp_cons, sw_comp_cons; - int work_done = 0; hw_comp_cons = le16_to_cpu(*rxq->hw_cons_ptr); sw_comp_cons = qed_chain_get_cons_idx(&rxq->rx_comp_ring); @@ -1305,12 +1313,14 @@ static int qede_rx_int(struct qede_fastpath *fp, int budget) /* Loop to complete all indicated BDs */ while ((sw_comp_cons != hw_comp_cons) && (work_done < budget)) { - qede_rx_process_cqe(edev, fp, rxq); + rcv_pkts += qede_rx_process_cqe(edev, fp, rxq); qed_chain_recycle_consumed(&rxq->rx_comp_ring); sw_comp_cons = qed_chain_get_cons_idx(&rxq->rx_comp_ring); work_done++; } + rxq->rcv_pkts += rcv_pkts; + /* Allocate replacement buffers */ while (rxq->num_rx_buffers - rxq->filled_buffers) if (qede_alloc_rx_buffer(rxq, false)) diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 3a78c3f25157..8c2baf8b2a08 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -84,6 +84,8 @@ static const struct qed_eth_ops *qed_ops; #define CHIP_NUM_57980S_50 0x1654 #define CHIP_NUM_57980S_25 0x1656 #define CHIP_NUM_57980S_IOV 0x1664 +#define CHIP_NUM_AH 0x8070 +#define CHIP_NUM_AH_IOV 0x8090 #ifndef PCI_DEVICE_ID_NX2_57980E #define PCI_DEVICE_ID_57980S_40 CHIP_NUM_57980S_40 @@ -93,6 +95,9 @@ static const struct qed_eth_ops *qed_ops; #define PCI_DEVICE_ID_57980S_50 CHIP_NUM_57980S_50 #define PCI_DEVICE_ID_57980S_25 CHIP_NUM_57980S_25 #define PCI_DEVICE_ID_57980S_IOV CHIP_NUM_57980S_IOV +#define PCI_DEVICE_ID_AH CHIP_NUM_AH +#define PCI_DEVICE_ID_AH_IOV CHIP_NUM_AH_IOV + #endif enum qede_pci_private { @@ -110,6 +115,10 @@ static const struct pci_device_id qede_pci_tbl[] = { #ifdef CONFIG_QED_SRIOV {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_IOV), QEDE_PRIVATE_VF}, #endif + {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_AH), QEDE_PRIVATE_PF}, +#ifdef CONFIG_QED_SRIOV + {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_AH_IOV), QEDE_PRIVATE_VF}, +#endif { 0 } }; @@ -314,122 +323,135 @@ static int qede_close(struct net_device *ndev); void qede_fill_by_demand_stats(struct qede_dev *edev) { + struct qede_stats_common *p_common = &edev->stats.common; struct qed_eth_stats stats; edev->ops->get_vport_stats(edev->cdev, &stats); - edev->stats.no_buff_discards = stats.no_buff_discards; - edev->stats.packet_too_big_discard = stats.packet_too_big_discard; - edev->stats.ttl0_discard = stats.ttl0_discard; - edev->stats.rx_ucast_bytes = stats.rx_ucast_bytes; - edev->stats.rx_mcast_bytes = stats.rx_mcast_bytes; - edev->stats.rx_bcast_bytes = stats.rx_bcast_bytes; - edev->stats.rx_ucast_pkts = stats.rx_ucast_pkts; - edev->stats.rx_mcast_pkts = stats.rx_mcast_pkts; - edev->stats.rx_bcast_pkts = stats.rx_bcast_pkts; - edev->stats.mftag_filter_discards = stats.mftag_filter_discards; - edev->stats.mac_filter_discards = stats.mac_filter_discards; - - edev->stats.tx_ucast_bytes = stats.tx_ucast_bytes; - edev->stats.tx_mcast_bytes = stats.tx_mcast_bytes; - edev->stats.tx_bcast_bytes = stats.tx_bcast_bytes; - edev->stats.tx_ucast_pkts = stats.tx_ucast_pkts; - edev->stats.tx_mcast_pkts = stats.tx_mcast_pkts; - edev->stats.tx_bcast_pkts = stats.tx_bcast_pkts; - edev->stats.tx_err_drop_pkts = stats.tx_err_drop_pkts; - edev->stats.coalesced_pkts = stats.tpa_coalesced_pkts; - edev->stats.coalesced_events = stats.tpa_coalesced_events; - edev->stats.coalesced_aborts_num = stats.tpa_aborts_num; - edev->stats.non_coalesced_pkts = stats.tpa_not_coalesced_pkts; - edev->stats.coalesced_bytes = stats.tpa_coalesced_bytes; - - edev->stats.rx_64_byte_packets = stats.rx_64_byte_packets; - edev->stats.rx_65_to_127_byte_packets = stats.rx_65_to_127_byte_packets; - edev->stats.rx_128_to_255_byte_packets = - stats.rx_128_to_255_byte_packets; - edev->stats.rx_256_to_511_byte_packets = - stats.rx_256_to_511_byte_packets; - edev->stats.rx_512_to_1023_byte_packets = - stats.rx_512_to_1023_byte_packets; - edev->stats.rx_1024_to_1518_byte_packets = - stats.rx_1024_to_1518_byte_packets; - edev->stats.rx_1519_to_1522_byte_packets = - stats.rx_1519_to_1522_byte_packets; - edev->stats.rx_1519_to_2047_byte_packets = - stats.rx_1519_to_2047_byte_packets; - edev->stats.rx_2048_to_4095_byte_packets = - stats.rx_2048_to_4095_byte_packets; - edev->stats.rx_4096_to_9216_byte_packets = - stats.rx_4096_to_9216_byte_packets; - edev->stats.rx_9217_to_16383_byte_packets = - stats.rx_9217_to_16383_byte_packets; - edev->stats.rx_crc_errors = stats.rx_crc_errors; - edev->stats.rx_mac_crtl_frames = stats.rx_mac_crtl_frames; - edev->stats.rx_pause_frames = stats.rx_pause_frames; - edev->stats.rx_pfc_frames = stats.rx_pfc_frames; - edev->stats.rx_align_errors = stats.rx_align_errors; - edev->stats.rx_carrier_errors = stats.rx_carrier_errors; - edev->stats.rx_oversize_packets = stats.rx_oversize_packets; - edev->stats.rx_jabbers = stats.rx_jabbers; - edev->stats.rx_undersize_packets = stats.rx_undersize_packets; - edev->stats.rx_fragments = stats.rx_fragments; - edev->stats.tx_64_byte_packets = stats.tx_64_byte_packets; - edev->stats.tx_65_to_127_byte_packets = stats.tx_65_to_127_byte_packets; - edev->stats.tx_128_to_255_byte_packets = - stats.tx_128_to_255_byte_packets; - edev->stats.tx_256_to_511_byte_packets = - stats.tx_256_to_511_byte_packets; - edev->stats.tx_512_to_1023_byte_packets = - stats.tx_512_to_1023_byte_packets; - edev->stats.tx_1024_to_1518_byte_packets = - stats.tx_1024_to_1518_byte_packets; - edev->stats.tx_1519_to_2047_byte_packets = - stats.tx_1519_to_2047_byte_packets; - edev->stats.tx_2048_to_4095_byte_packets = - stats.tx_2048_to_4095_byte_packets; - edev->stats.tx_4096_to_9216_byte_packets = - stats.tx_4096_to_9216_byte_packets; - edev->stats.tx_9217_to_16383_byte_packets = - stats.tx_9217_to_16383_byte_packets; - edev->stats.tx_pause_frames = stats.tx_pause_frames; - edev->stats.tx_pfc_frames = stats.tx_pfc_frames; - edev->stats.tx_lpi_entry_count = stats.tx_lpi_entry_count; - edev->stats.tx_total_collisions = stats.tx_total_collisions; - edev->stats.brb_truncates = stats.brb_truncates; - edev->stats.brb_discards = stats.brb_discards; - edev->stats.tx_mac_ctrl_frames = stats.tx_mac_ctrl_frames; + + p_common->no_buff_discards = stats.common.no_buff_discards; + p_common->packet_too_big_discard = stats.common.packet_too_big_discard; + p_common->ttl0_discard = stats.common.ttl0_discard; + p_common->rx_ucast_bytes = stats.common.rx_ucast_bytes; + p_common->rx_mcast_bytes = stats.common.rx_mcast_bytes; + p_common->rx_bcast_bytes = stats.common.rx_bcast_bytes; + p_common->rx_ucast_pkts = stats.common.rx_ucast_pkts; + p_common->rx_mcast_pkts = stats.common.rx_mcast_pkts; + p_common->rx_bcast_pkts = stats.common.rx_bcast_pkts; + p_common->mftag_filter_discards = stats.common.mftag_filter_discards; + p_common->mac_filter_discards = stats.common.mac_filter_discards; + + p_common->tx_ucast_bytes = stats.common.tx_ucast_bytes; + p_common->tx_mcast_bytes = stats.common.tx_mcast_bytes; + p_common->tx_bcast_bytes = stats.common.tx_bcast_bytes; + p_common->tx_ucast_pkts = stats.common.tx_ucast_pkts; + p_common->tx_mcast_pkts = stats.common.tx_mcast_pkts; + p_common->tx_bcast_pkts = stats.common.tx_bcast_pkts; + p_common->tx_err_drop_pkts = stats.common.tx_err_drop_pkts; + p_common->coalesced_pkts = stats.common.tpa_coalesced_pkts; + p_common->coalesced_events = stats.common.tpa_coalesced_events; + p_common->coalesced_aborts_num = stats.common.tpa_aborts_num; + p_common->non_coalesced_pkts = stats.common.tpa_not_coalesced_pkts; + p_common->coalesced_bytes = stats.common.tpa_coalesced_bytes; + + p_common->rx_64_byte_packets = stats.common.rx_64_byte_packets; + p_common->rx_65_to_127_byte_packets = + stats.common.rx_65_to_127_byte_packets; + p_common->rx_128_to_255_byte_packets = + stats.common.rx_128_to_255_byte_packets; + p_common->rx_256_to_511_byte_packets = + stats.common.rx_256_to_511_byte_packets; + p_common->rx_512_to_1023_byte_packets = + stats.common.rx_512_to_1023_byte_packets; + p_common->rx_1024_to_1518_byte_packets = + stats.common.rx_1024_to_1518_byte_packets; + p_common->rx_crc_errors = stats.common.rx_crc_errors; + p_common->rx_mac_crtl_frames = stats.common.rx_mac_crtl_frames; + p_common->rx_pause_frames = stats.common.rx_pause_frames; + p_common->rx_pfc_frames = stats.common.rx_pfc_frames; + p_common->rx_align_errors = stats.common.rx_align_errors; + p_common->rx_carrier_errors = stats.common.rx_carrier_errors; + p_common->rx_oversize_packets = stats.common.rx_oversize_packets; + p_common->rx_jabbers = stats.common.rx_jabbers; + p_common->rx_undersize_packets = stats.common.rx_undersize_packets; + p_common->rx_fragments = stats.common.rx_fragments; + p_common->tx_64_byte_packets = stats.common.tx_64_byte_packets; + p_common->tx_65_to_127_byte_packets = + stats.common.tx_65_to_127_byte_packets; + p_common->tx_128_to_255_byte_packets = + stats.common.tx_128_to_255_byte_packets; + p_common->tx_256_to_511_byte_packets = + stats.common.tx_256_to_511_byte_packets; + p_common->tx_512_to_1023_byte_packets = + stats.common.tx_512_to_1023_byte_packets; + p_common->tx_1024_to_1518_byte_packets = + stats.common.tx_1024_to_1518_byte_packets; + p_common->tx_pause_frames = stats.common.tx_pause_frames; + p_common->tx_pfc_frames = stats.common.tx_pfc_frames; + p_common->brb_truncates = stats.common.brb_truncates; + p_common->brb_discards = stats.common.brb_discards; + p_common->tx_mac_ctrl_frames = stats.common.tx_mac_ctrl_frames; + + if (QEDE_IS_BB(edev)) { + struct qede_stats_bb *p_bb = &edev->stats.bb; + + p_bb->rx_1519_to_1522_byte_packets = + stats.bb.rx_1519_to_1522_byte_packets; + p_bb->rx_1519_to_2047_byte_packets = + stats.bb.rx_1519_to_2047_byte_packets; + p_bb->rx_2048_to_4095_byte_packets = + stats.bb.rx_2048_to_4095_byte_packets; + p_bb->rx_4096_to_9216_byte_packets = + stats.bb.rx_4096_to_9216_byte_packets; + p_bb->rx_9217_to_16383_byte_packets = + stats.bb.rx_9217_to_16383_byte_packets; + p_bb->tx_1519_to_2047_byte_packets = + stats.bb.tx_1519_to_2047_byte_packets; + p_bb->tx_2048_to_4095_byte_packets = + stats.bb.tx_2048_to_4095_byte_packets; + p_bb->tx_4096_to_9216_byte_packets = + stats.bb.tx_4096_to_9216_byte_packets; + p_bb->tx_9217_to_16383_byte_packets = + stats.bb.tx_9217_to_16383_byte_packets; + p_bb->tx_lpi_entry_count = stats.bb.tx_lpi_entry_count; + p_bb->tx_total_collisions = stats.bb.tx_total_collisions; + } else { + struct qede_stats_ah *p_ah = &edev->stats.ah; + + p_ah->rx_1519_to_max_byte_packets = + stats.ah.rx_1519_to_max_byte_packets; + p_ah->tx_1519_to_max_byte_packets = + stats.ah.tx_1519_to_max_byte_packets; + } } static void qede_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct qede_dev *edev = netdev_priv(dev); + struct qede_stats_common *p_common; qede_fill_by_demand_stats(edev); + p_common = &edev->stats.common; - stats->rx_packets = edev->stats.rx_ucast_pkts + - edev->stats.rx_mcast_pkts + - edev->stats.rx_bcast_pkts; - stats->tx_packets = edev->stats.tx_ucast_pkts + - edev->stats.tx_mcast_pkts + - edev->stats.tx_bcast_pkts; - - stats->rx_bytes = edev->stats.rx_ucast_bytes + - edev->stats.rx_mcast_bytes + - edev->stats.rx_bcast_bytes; + stats->rx_packets = p_common->rx_ucast_pkts + p_common->rx_mcast_pkts + + p_common->rx_bcast_pkts; + stats->tx_packets = p_common->tx_ucast_pkts + p_common->tx_mcast_pkts + + p_common->tx_bcast_pkts; - stats->tx_bytes = edev->stats.tx_ucast_bytes + - edev->stats.tx_mcast_bytes + - edev->stats.tx_bcast_bytes; + stats->rx_bytes = p_common->rx_ucast_bytes + p_common->rx_mcast_bytes + + p_common->rx_bcast_bytes; + stats->tx_bytes = p_common->tx_ucast_bytes + p_common->tx_mcast_bytes + + p_common->tx_bcast_bytes; - stats->tx_errors = edev->stats.tx_err_drop_pkts; - stats->multicast = edev->stats.rx_mcast_pkts + - edev->stats.rx_bcast_pkts; + stats->tx_errors = p_common->tx_err_drop_pkts; + stats->multicast = p_common->rx_mcast_pkts + p_common->rx_bcast_pkts; - stats->rx_fifo_errors = edev->stats.no_buff_discards; + stats->rx_fifo_errors = p_common->no_buff_discards; - stats->collisions = edev->stats.tx_total_collisions; - stats->rx_crc_errors = edev->stats.rx_crc_errors; - stats->rx_frame_errors = edev->stats.rx_align_errors; + if (QEDE_IS_BB(edev)) + stats->collisions = edev->stats.bb.tx_total_collisions; + stats->rx_crc_errors = p_common->rx_crc_errors; + stats->rx_frame_errors = p_common->rx_align_errors; } #ifdef CONFIG_QED_SRIOV @@ -1165,9 +1187,11 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq) rxq->num_rx_buffers = edev->q_num_rx_buffers; rxq->rx_buf_size = NET_IP_ALIGN + ETH_OVERHEAD + edev->ndev->mtu; + rxq->rx_headroom = edev->xdp_prog ? XDP_PACKET_HEADROOM : 0; - if (rxq->rx_buf_size > PAGE_SIZE) - rxq->rx_buf_size = PAGE_SIZE; + /* Make sure that the headroom and payload fit in a single page */ + if (rxq->rx_buf_size + rxq->rx_headroom > PAGE_SIZE) + rxq->rx_buf_size = PAGE_SIZE - rxq->rx_headroom; /* Segment size to spilt a page in multiple equal parts, * unless XDP is used in which case we'd use the entire page. @@ -1229,7 +1253,7 @@ static void qede_free_mem_txq(struct qede_dev *edev, struct qede_tx_queue *txq) { /* Free the parallel SW ring */ if (txq->is_xdp) - kfree(txq->sw_tx_ring.pages); + kfree(txq->sw_tx_ring.xdp); else kfree(txq->sw_tx_ring.skbs); @@ -1247,9 +1271,9 @@ static int qede_alloc_mem_txq(struct qede_dev *edev, struct qede_tx_queue *txq) /* Allocate the parallel driver ring for Tx buffers */ if (txq->is_xdp) { - size = sizeof(*txq->sw_tx_ring.pages) * TX_RING_SIZE; - txq->sw_tx_ring.pages = kzalloc(size, GFP_KERNEL); - if (!txq->sw_tx_ring.pages) + size = sizeof(*txq->sw_tx_ring.xdp) * TX_RING_SIZE; + txq->sw_tx_ring.xdp = kzalloc(size, GFP_KERNEL); + if (!txq->sw_tx_ring.xdp) goto err; } else { size = sizeof(*txq->sw_tx_ring.skbs) * TX_RING_SIZE; diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index e9e647072596..1188d420fe53 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -4686,7 +4686,8 @@ static int ql_init_device(struct pci_dev *pdev, struct net_device *ndev, /* * Set up the operating parameters. */ - qdev->workqueue = alloc_ordered_workqueue(ndev->name, WQ_MEM_RECLAIM); + qdev->workqueue = alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, + ndev->name); INIT_DELAYED_WORK(&qdev->asic_reset_work, ql_asic_reset_work); INIT_DELAYED_WORK(&qdev->mpi_reset_work, ql_mpi_reset_work); INIT_DELAYED_WORK(&qdev->mpi_work, ql_mpi_work); diff --git a/drivers/net/ethernet/qualcomm/emac/emac-sgmii-qdf2400.c b/drivers/net/ethernet/qualcomm/emac/emac-sgmii-qdf2400.c index f62c215be779..7116be485e61 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-sgmii-qdf2400.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-sgmii-qdf2400.c @@ -26,6 +26,7 @@ /* SGMII digital lane registers */ #define EMAC_SGMII_LN_DRVR_CTRL0 0x000C +#define EMAC_SGMII_LN_DRVR_CTRL1 0x0010 #define EMAC_SGMII_LN_DRVR_TAP_EN 0x0018 #define EMAC_SGMII_LN_TX_MARGINING 0x001C #define EMAC_SGMII_LN_TX_PRE 0x0020 @@ -48,6 +49,7 @@ #define EMAC_SGMII_LN_RX_EN_SIGNAL 0x02AC #define EMAC_SGMII_LN_RX_MISC_CNTRL0 0x02B8 #define EMAC_SGMII_LN_DRVR_LOGIC_CLKDIV 0x02C8 +#define EMAC_SGMII_LN_RX_RESECODE_OFFSET 0x02CC /* SGMII digital lane register values */ #define UCDR_STEP_BY_TWO_MODE0 BIT(7) @@ -73,6 +75,8 @@ #define CML_GEAR_MODE(x) (((x) & 7) << 3) #define CML2CMOS_IBOOST_MODE(x) ((x) & 7) +#define RESCODE_OFFSET(x) ((x) & 0x1f) + #define MIXER_LOADB_MODE(x) (((x) & 0xf) << 2) #define MIXER_DATARATE_MODE(x) ((x) & 3) @@ -159,6 +163,8 @@ static const struct emac_reg_write sgmii_laned[] = { {EMAC_SGMII_LN_PARALLEL_RATE, PARALLEL_RATE_MODE0(1)}, {EMAC_SGMII_LN_TX_BAND_MODE, BAND_MODE0(1)}, {EMAC_SGMII_LN_RX_BAND, BAND_MODE0(2)}, + {EMAC_SGMII_LN_DRVR_CTRL1, RESCODE_OFFSET(7)}, + {EMAC_SGMII_LN_RX_RESECODE_OFFSET, RESCODE_OFFSET(9)}, {EMAC_SGMII_LN_LANE_MODE, LANE_MODE(26)}, {EMAC_SGMII_LN_RX_RCVR_PATH1_MODE0, CDR_PD_SEL_MODE0(2) | EN_DLL_MODE0 | EN_IQ_DCC_MODE0 | EN_IQCAL_MODE0}, diff --git a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c index 040b28977ee7..18c184ee1f3c 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c @@ -13,6 +13,7 @@ /* Qualcomm Technologies, Inc. EMAC SGMII Controller driver. */ +#include <linux/interrupt.h> #include <linux/iopoll.h> #include <linux/acpi.h> #include <linux/of_device.h> diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index 672f6b696069..72233ab9474b 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -1406,27 +1406,29 @@ static int cp_get_sset_count (struct net_device *dev, int sset) } } -static int cp_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int cp_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct cp_private *cp = netdev_priv(dev); int rc; unsigned long flags; spin_lock_irqsave(&cp->lock, flags); - rc = mii_ethtool_gset(&cp->mii_if, cmd); + rc = mii_ethtool_get_link_ksettings(&cp->mii_if, cmd); spin_unlock_irqrestore(&cp->lock, flags); return rc; } -static int cp_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int cp_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct cp_private *cp = netdev_priv(dev); int rc; unsigned long flags; spin_lock_irqsave(&cp->lock, flags); - rc = mii_ethtool_sset(&cp->mii_if, cmd); + rc = mii_ethtool_set_link_ksettings(&cp->mii_if, cmd); spin_unlock_irqrestore(&cp->lock, flags); return rc; @@ -1578,8 +1580,6 @@ static const struct ethtool_ops cp_ethtool_ops = { .get_drvinfo = cp_get_drvinfo, .get_regs_len = cp_get_regs_len, .get_sset_count = cp_get_sset_count, - .get_settings = cp_get_settings, - .set_settings = cp_set_settings, .nway_reset = cp_nway_reset, .get_link = ethtool_op_get_link, .get_msglevel = cp_get_msglevel, @@ -1593,6 +1593,8 @@ static const struct ethtool_ops cp_ethtool_ops = { .get_eeprom = cp_get_eeprom, .set_eeprom = cp_set_eeprom, .get_ringparam = cp_get_ringparam, + .get_link_ksettings = cp_get_link_ksettings, + .set_link_ksettings = cp_set_link_ksettings, }; static int cp_ioctl (struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/realtek/8139too.c b/drivers/net/ethernet/realtek/8139too.c index 89631753e799..ca22f2898664 100644 --- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -2384,21 +2384,23 @@ static void rtl8139_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo * strlcpy(info->bus_info, pci_name(tp->pci_dev), sizeof(info->bus_info)); } -static int rtl8139_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8139_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct rtl8139_private *tp = netdev_priv(dev); spin_lock_irq(&tp->lock); - mii_ethtool_gset(&tp->mii, cmd); + mii_ethtool_get_link_ksettings(&tp->mii, cmd); spin_unlock_irq(&tp->lock); return 0; } -static int rtl8139_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8139_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct rtl8139_private *tp = netdev_priv(dev); int rc; spin_lock_irq(&tp->lock); - rc = mii_ethtool_sset(&tp->mii, cmd); + rc = mii_ethtool_set_link_ksettings(&tp->mii, cmd); spin_unlock_irq(&tp->lock); return rc; } @@ -2480,8 +2482,6 @@ static void rtl8139_get_strings(struct net_device *dev, u32 stringset, u8 *data) static const struct ethtool_ops rtl8139_ethtool_ops = { .get_drvinfo = rtl8139_get_drvinfo, - .get_settings = rtl8139_get_settings, - .set_settings = rtl8139_set_settings, .get_regs_len = rtl8139_get_regs_len, .get_regs = rtl8139_get_regs, .nway_reset = rtl8139_nway_reset, @@ -2493,6 +2493,8 @@ static const struct ethtool_ops rtl8139_ethtool_ops = { .get_strings = rtl8139_get_strings, .get_sset_count = rtl8139_get_sset_count, .get_ethtool_stats = rtl8139_get_ethtool_stats, + .get_link_ksettings = rtl8139_get_link_ksettings, + .set_link_ksettings = rtl8139_set_link_ksettings, }; static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 81f18a833527..0a8f2817ea60 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -817,7 +817,8 @@ struct rtl8169_private { } csi_ops; int (*set_speed)(struct net_device *, u8 aneg, u16 sp, u8 dpx, u32 adv); - int (*get_settings)(struct net_device *, struct ethtool_cmd *); + int (*get_link_ksettings)(struct net_device *, + struct ethtool_link_ksettings *); void (*phy_reset_enable)(struct rtl8169_private *tp); void (*hw_start)(struct net_device *); unsigned int (*phy_reset_pending)(struct rtl8169_private *tp); @@ -2115,41 +2116,49 @@ static void rtl8169_rx_vlan_tag(struct RxDesc *desc, struct sk_buff *skb) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), swab16(opts2 & 0xffff)); } -static int rtl8169_gset_tbi(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8169_get_link_ksettings_tbi(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct rtl8169_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; u32 status; + u32 supported, advertising; - cmd->supported = + supported = SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE; - cmd->port = PORT_FIBRE; - cmd->transceiver = XCVR_INTERNAL; + cmd->base.port = PORT_FIBRE; status = RTL_R32(TBICSR); - cmd->advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; - cmd->autoneg = !!(status & TBINwEnable); + advertising = (status & TBINwEnable) ? ADVERTISED_Autoneg : 0; + cmd->base.autoneg = !!(status & TBINwEnable); - ethtool_cmd_speed_set(cmd, SPEED_1000); - cmd->duplex = DUPLEX_FULL; /* Always set */ + cmd->base.speed = SPEED_1000; + cmd->base.duplex = DUPLEX_FULL; /* Always set */ + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int rtl8169_gset_xmii(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8169_get_link_ksettings_xmii(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct rtl8169_private *tp = netdev_priv(dev); - return mii_ethtool_gset(&tp->mii, cmd); + return mii_ethtool_get_link_ksettings(&tp->mii, cmd); } -static int rtl8169_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8169_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct rtl8169_private *tp = netdev_priv(dev); int rc; rtl_lock_work(tp); - rc = tp->get_settings(dev, cmd); + rc = tp->get_link_ksettings(dev, cmd); rtl_unlock_work(tp); return rc; @@ -2356,7 +2365,6 @@ static const struct ethtool_ops rtl8169_ethtool_ops = { .get_drvinfo = rtl8169_get_drvinfo, .get_regs_len = rtl8169_get_regs_len, .get_link = ethtool_op_get_link, - .get_settings = rtl8169_get_settings, .set_settings = rtl8169_set_settings, .get_msglevel = rtl8169_get_msglevel, .set_msglevel = rtl8169_set_msglevel, @@ -2368,6 +2376,7 @@ static const struct ethtool_ops rtl8169_ethtool_ops = { .get_ethtool_stats = rtl8169_get_ethtool_stats, .get_ts_info = ethtool_op_get_ts_info, .nway_reset = rtl8169_nway_reset, + .get_link_ksettings = rtl8169_get_link_ksettings, }; static void rtl8169_get_mac_version(struct rtl8169_private *tp, @@ -8351,14 +8360,14 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rtl_tbi_enabled(tp)) { tp->set_speed = rtl8169_set_speed_tbi; - tp->get_settings = rtl8169_gset_tbi; + tp->get_link_ksettings = rtl8169_get_link_ksettings_tbi; tp->phy_reset_enable = rtl8169_tbi_reset_enable; tp->phy_reset_pending = rtl8169_tbi_reset_pending; tp->link_ok = rtl8169_tbi_link_ok; tp->do_ioctl = rtl_tbi_ioctl; } else { tp->set_speed = rtl8169_set_speed_xmii; - tp->get_settings = rtl8169_gset_xmii; + tp->get_link_ksettings = rtl8169_get_link_ksettings_xmii; tp->phy_reset_enable = rtl8169_xmii_reset_enable; tp->phy_reset_pending = rtl8169_xmii_reset_pending; tp->link_ok = rtl8169_xmii_link_ok; @@ -8444,9 +8453,7 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->opts1_mask = (tp->mac_version != RTL_GIGA_MAC_VER_01) ? ~(RxBOVF | RxFOVF) : ~0; - init_timer(&tp->timer); - tp->timer.data = (unsigned long) dev; - tp->timer.function = rtl8169_phy_timer; + setup_timer(&tp->timer, rtl8169_phy_timer, (unsigned long)dev); tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index 0f63a44a955d..bab13613b138 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -33,6 +33,7 @@ #include <net/rtnetlink.h> #include <net/netevent.h> #include <net/arp.h> +#include <net/fib_rules.h> #include <linux/io-64-nonatomic-lo-hi.h> #include <generated/utsrelease.h> @@ -1115,7 +1116,7 @@ rocker_cmd_get_port_settings_ethtool_proc(const struct rocker_port *rocker_port, const struct rocker_desc_info *desc_info, void *priv) { - struct ethtool_cmd *ecmd = priv; + struct ethtool_link_ksettings *ecmd = priv; const struct rocker_tlv *attrs[ROCKER_TLV_CMD_MAX + 1]; const struct rocker_tlv *info_attrs[ROCKER_TLV_CMD_PORT_SETTINGS_MAX + 1]; u32 speed; @@ -1137,13 +1138,14 @@ rocker_cmd_get_port_settings_ethtool_proc(const struct rocker_port *rocker_port, duplex = rocker_tlv_get_u8(info_attrs[ROCKER_TLV_CMD_PORT_SETTINGS_DUPLEX]); autoneg = rocker_tlv_get_u8(info_attrs[ROCKER_TLV_CMD_PORT_SETTINGS_AUTONEG]); - ecmd->transceiver = XCVR_INTERNAL; - ecmd->supported = SUPPORTED_TP; - ecmd->phy_address = 0xff; - ecmd->port = PORT_TP; - ethtool_cmd_speed_set(ecmd, speed); - ecmd->duplex = duplex ? DUPLEX_FULL : DUPLEX_HALF; - ecmd->autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE; + ethtool_link_ksettings_zero_link_mode(ecmd, supported); + ethtool_link_ksettings_add_link_mode(ecmd, supported, TP); + + ecmd->base.phy_address = 0xff; + ecmd->base.port = PORT_TP; + ecmd->base.speed = speed; + ecmd->base.duplex = duplex ? DUPLEX_FULL : DUPLEX_HALF; + ecmd->base.autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE; return 0; } @@ -1250,7 +1252,7 @@ rocker_cmd_set_port_settings_ethtool_prep(const struct rocker_port *rocker_port, struct rocker_desc_info *desc_info, void *priv) { - struct ethtool_cmd *ecmd = priv; + struct ethtool_link_ksettings *ecmd = priv; struct rocker_tlv *cmd_info; if (rocker_tlv_put_u16(desc_info, ROCKER_TLV_CMD_TYPE, @@ -1263,13 +1265,13 @@ rocker_cmd_set_port_settings_ethtool_prep(const struct rocker_port *rocker_port, rocker_port->pport)) return -EMSGSIZE; if (rocker_tlv_put_u32(desc_info, ROCKER_TLV_CMD_PORT_SETTINGS_SPEED, - ethtool_cmd_speed(ecmd))) + ecmd->base.speed)) return -EMSGSIZE; if (rocker_tlv_put_u8(desc_info, ROCKER_TLV_CMD_PORT_SETTINGS_DUPLEX, - ecmd->duplex)) + ecmd->base.duplex)) return -EMSGSIZE; if (rocker_tlv_put_u8(desc_info, ROCKER_TLV_CMD_PORT_SETTINGS_AUTONEG, - ecmd->autoneg)) + ecmd->base.autoneg)) return -EMSGSIZE; rocker_tlv_nest_end(desc_info, cmd_info); return 0; @@ -1347,8 +1349,9 @@ rocker_cmd_set_port_learning_prep(const struct rocker_port *rocker_port, return 0; } -static int rocker_cmd_get_port_settings_ethtool(struct rocker_port *rocker_port, - struct ethtool_cmd *ecmd) +static int +rocker_cmd_get_port_settings_ethtool(struct rocker_port *rocker_port, + struct ethtool_link_ksettings *ecmd) { return rocker_cmd_exec(rocker_port, false, rocker_cmd_get_port_settings_prep, NULL, @@ -1373,12 +1376,17 @@ static int rocker_cmd_get_port_settings_mode(struct rocker_port *rocker_port, rocker_cmd_get_port_settings_mode_proc, p_mode); } -static int rocker_cmd_set_port_settings_ethtool(struct rocker_port *rocker_port, - struct ethtool_cmd *ecmd) +static int +rocker_cmd_set_port_settings_ethtool(struct rocker_port *rocker_port, + const struct ethtool_link_ksettings *ecmd) { + struct ethtool_link_ksettings copy_ecmd; + + memcpy(©_ecmd, ecmd, sizeof(copy_ecmd)); + return rocker_cmd_exec(rocker_port, false, rocker_cmd_set_port_settings_ethtool_prep, - ecmd, NULL, NULL); + ©_ecmd, NULL, NULL); } static int rocker_cmd_set_port_settings_macaddr(struct rocker_port *rocker_port, @@ -2168,7 +2176,10 @@ static const struct switchdev_ops rocker_port_switchdev_ops = { struct rocker_fib_event_work { struct work_struct work; - struct fib_entry_notifier_info fen_info; + union { + struct fib_entry_notifier_info fen_info; + struct fib_rule_notifier_info fr_info; + }; struct rocker *rocker; unsigned long event; }; @@ -2178,6 +2189,7 @@ static void rocker_router_fib_event_work(struct work_struct *work) struct rocker_fib_event_work *fib_work = container_of(work, struct rocker_fib_event_work, work); struct rocker *rocker = fib_work->rocker; + struct fib_rule *rule; int err; /* Protect internal structures from changes */ @@ -2195,7 +2207,10 @@ static void rocker_router_fib_event_work(struct work_struct *work) break; case FIB_EVENT_RULE_ADD: /* fall through */ case FIB_EVENT_RULE_DEL: - rocker_world_fib4_abort(rocker); + rule = fib_work->fr_info.rule; + if (!fib4_rule_default(rule)) + rocker_world_fib4_abort(rocker); + fib_rule_put(rule); break; } rtnl_unlock(); @@ -2226,6 +2241,11 @@ static int rocker_router_fib_event(struct notifier_block *nb, */ fib_info_hold(fib_work->fen_info.fi); break; + case FIB_EVENT_RULE_ADD: /* fall through */ + case FIB_EVENT_RULE_DEL: + memcpy(&fib_work->fr_info, ptr, sizeof(fib_work->fr_info)); + fib_rule_get(fib_work->fr_info.rule); + break; } queue_work(rocker->rocker_owq, &fib_work->work); @@ -2237,16 +2257,18 @@ static int rocker_router_fib_event(struct notifier_block *nb, * ethtool interface ********************/ -static int rocker_port_get_settings(struct net_device *dev, - struct ethtool_cmd *ecmd) +static int +rocker_port_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *ecmd) { struct rocker_port *rocker_port = netdev_priv(dev); return rocker_cmd_get_port_settings_ethtool(rocker_port, ecmd); } -static int rocker_port_set_settings(struct net_device *dev, - struct ethtool_cmd *ecmd) +static int +rocker_port_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *ecmd) { struct rocker_port *rocker_port = netdev_priv(dev); @@ -2388,13 +2410,13 @@ static int rocker_port_get_sset_count(struct net_device *netdev, int sset) } static const struct ethtool_ops rocker_port_ethtool_ops = { - .get_settings = rocker_port_get_settings, - .set_settings = rocker_port_set_settings, .get_drvinfo = rocker_port_get_drvinfo, .get_link = ethtool_op_get_link, .get_strings = rocker_port_get_strings, .get_ethtool_stats = rocker_port_get_stats, .get_sset_count = rocker_port_get_sset_count, + .get_link_ksettings = rocker_port_get_link_ksettings, + .set_link_ksettings = rocker_port_set_link_ksettings, }; /***************** diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index c60c2d4c646a..78efb2822b86 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -119,6 +119,7 @@ struct efx_ef10_filter_table { bool mc_promisc; /* Whether in multicast promiscuous mode when last changed */ bool mc_promisc_last; + bool mc_overflow; /* Too many MC addrs; should always imply mc_promisc */ bool vlan_filter; struct list_head vlan_list; }; @@ -5058,6 +5059,7 @@ static void efx_ef10_filter_mc_addr_list(struct efx_nic *efx) struct netdev_hw_addr *mc; unsigned int i, addr_count; + table->mc_overflow = false; table->mc_promisc = !!(net_dev->flags & (IFF_PROMISC | IFF_ALLMULTI)); addr_count = netdev_mc_count(net_dev); @@ -5065,6 +5067,7 @@ static void efx_ef10_filter_mc_addr_list(struct efx_nic *efx) netdev_for_each_mc_addr(mc, net_dev) { if (i >= EFX_EF10_FILTER_DEV_MC_MAX) { table->mc_promisc = true; + table->mc_overflow = true; break; } ether_addr_copy(table->dev_mc_list[i].addr, mc->addr); @@ -5469,12 +5472,15 @@ static void efx_ef10_filter_vlan_sync_rx_mode(struct efx_nic *efx, } } else { /* If we failed to insert promiscuous filters, don't - * rollback. Regardless, also insert the mc_list + * rollback. Regardless, also insert the mc_list, + * unless it's incomplete due to overflow */ efx_ef10_filter_insert_def(efx, vlan, EFX_ENCAP_TYPE_NONE, true, false); - efx_ef10_filter_insert_addr_list(efx, vlan, true, false); + if (!table->mc_overflow) + efx_ef10_filter_insert_addr_list(efx, vlan, + true, false); } } else { /* If any filters failed to insert, rollback and fall back to diff --git a/drivers/net/ethernet/sfc/falcon/tx.c b/drivers/net/ethernet/sfc/falcon/tx.c index 104fb15a73f2..f6daf09b8627 100644 --- a/drivers/net/ethernet/sfc/falcon/tx.c +++ b/drivers/net/ethernet/sfc/falcon/tx.c @@ -437,11 +437,13 @@ int ef4_setup_tc(struct net_device *net_dev, u32 handle, __be16 proto, if (ntc->type != TC_SETUP_MQPRIO) return -EINVAL; - num_tc = ntc->tc; + num_tc = ntc->mqprio->num_tc; if (ef4_nic_rev(efx) < EF4_REV_FALCON_B0 || num_tc > EF4_MAX_TX_TC) return -EINVAL; + ntc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + if (num_tc == net_dev->num_tc) return 0; diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index ff88d60aa6d5..3bdf87f31087 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -665,11 +665,13 @@ int efx_setup_tc(struct net_device *net_dev, u32 handle, __be16 proto, if (ntc->type != TC_SETUP_MQPRIO) return -EINVAL; - num_tc = ntc->tc; + num_tc = ntc->mqprio->num_tc; if (num_tc > EFX_MAX_TX_TC) return -EINVAL; + ntc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + if (num_tc == net_dev->num_tc) return 0; diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index 57e6cef81ebe..52ead5524de7 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -1558,25 +1558,27 @@ static void ioc3_get_drvinfo (struct net_device *dev, strlcpy(info->bus_info, pci_name(ip->pdev), sizeof(info->bus_info)); } -static int ioc3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int ioc3_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct ioc3_private *ip = netdev_priv(dev); int rc; spin_lock_irq(&ip->ioc3_lock); - rc = mii_ethtool_gset(&ip->mii, cmd); + rc = mii_ethtool_get_link_ksettings(&ip->mii, cmd); spin_unlock_irq(&ip->ioc3_lock); return rc; } -static int ioc3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int ioc3_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct ioc3_private *ip = netdev_priv(dev); int rc; spin_lock_irq(&ip->ioc3_lock); - rc = mii_ethtool_sset(&ip->mii, cmd); + rc = mii_ethtool_set_link_ksettings(&ip->mii, cmd); spin_unlock_irq(&ip->ioc3_lock); return rc; @@ -1608,10 +1610,10 @@ static u32 ioc3_get_link(struct net_device *dev) static const struct ethtool_ops ioc3_ethtool_ops = { .get_drvinfo = ioc3_get_drvinfo, - .get_settings = ioc3_get_settings, - .set_settings = ioc3_set_settings, .nway_reset = ioc3_nway_reset, .get_link = ioc3_get_link, + .get_link_ksettings = ioc3_get_link_ksettings, + .set_link_ksettings = ioc3_set_link_ksettings, }; static int ioc3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/silan/sc92031.c b/drivers/net/ethernet/silan/sc92031.c index 6c2e2b311c16..751c81848f35 100644 --- a/drivers/net/ethernet/silan/sc92031.c +++ b/drivers/net/ethernet/silan/sc92031.c @@ -1122,14 +1122,16 @@ static void sc92031_poll_controller(struct net_device *dev) } #endif -static int sc92031_ethtool_get_settings(struct net_device *dev, - struct ethtool_cmd *cmd) +static int +sc92031_ethtool_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct sc92031_priv *priv = netdev_priv(dev); void __iomem *port_base = priv->port_base; u8 phy_address; u32 phy_ctrl; u16 output_status; + u32 supported, advertising; spin_lock_bh(&priv->lock); @@ -1142,68 +1144,77 @@ static int sc92031_ethtool_get_settings(struct net_device *dev, spin_unlock_bh(&priv->lock); - cmd->supported = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full + supported = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII; - cmd->advertising = ADVERTISED_TP | ADVERTISED_MII; + advertising = ADVERTISED_TP | ADVERTISED_MII; if ((phy_ctrl & (PhyCtrlDux | PhyCtrlSpd100 | PhyCtrlSpd10)) == (PhyCtrlDux | PhyCtrlSpd100 | PhyCtrlSpd10)) - cmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; if ((phy_ctrl & PhyCtrlSpd10) == PhyCtrlSpd10) - cmd->advertising |= ADVERTISED_10baseT_Half; + advertising |= ADVERTISED_10baseT_Half; if ((phy_ctrl & (PhyCtrlSpd10 | PhyCtrlDux)) == (PhyCtrlSpd10 | PhyCtrlDux)) - cmd->advertising |= ADVERTISED_10baseT_Full; + advertising |= ADVERTISED_10baseT_Full; if ((phy_ctrl & PhyCtrlSpd100) == PhyCtrlSpd100) - cmd->advertising |= ADVERTISED_100baseT_Half; + advertising |= ADVERTISED_100baseT_Half; if ((phy_ctrl & (PhyCtrlSpd100 | PhyCtrlDux)) == (PhyCtrlSpd100 | PhyCtrlDux)) - cmd->advertising |= ADVERTISED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; if (phy_ctrl & PhyCtrlAne) - cmd->advertising |= ADVERTISED_Autoneg; + advertising |= ADVERTISED_Autoneg; - ethtool_cmd_speed_set(cmd, - (output_status & 0x2) ? SPEED_100 : SPEED_10); - cmd->duplex = (output_status & 0x4) ? DUPLEX_FULL : DUPLEX_HALF; - cmd->port = PORT_MII; - cmd->phy_address = phy_address; - cmd->transceiver = XCVR_INTERNAL; - cmd->autoneg = (phy_ctrl & PhyCtrlAne) ? AUTONEG_ENABLE : AUTONEG_DISABLE; + cmd->base.speed = (output_status & 0x2) ? SPEED_100 : SPEED_10; + cmd->base.duplex = (output_status & 0x4) ? DUPLEX_FULL : DUPLEX_HALF; + cmd->base.port = PORT_MII; + cmd->base.phy_address = phy_address; + cmd->base.autoneg = (phy_ctrl & PhyCtrlAne) ? + AUTONEG_ENABLE : AUTONEG_DISABLE; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int sc92031_ethtool_set_settings(struct net_device *dev, - struct ethtool_cmd *cmd) +static int +sc92031_ethtool_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct sc92031_priv *priv = netdev_priv(dev); void __iomem *port_base = priv->port_base; - u32 speed = ethtool_cmd_speed(cmd); + u32 speed = cmd->base.speed; u32 phy_ctrl; u32 old_phy_ctrl; + u32 advertising; + + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); if (!(speed == SPEED_10 || speed == SPEED_100)) return -EINVAL; - if (!(cmd->duplex == DUPLEX_HALF || cmd->duplex == DUPLEX_FULL)) - return -EINVAL; - if (!(cmd->port == PORT_MII)) + if (!(cmd->base.duplex == DUPLEX_HALF || + cmd->base.duplex == DUPLEX_FULL)) return -EINVAL; - if (!(cmd->phy_address == 0x1f)) + if (!(cmd->base.port == PORT_MII)) return -EINVAL; - if (!(cmd->transceiver == XCVR_INTERNAL)) + if (!(cmd->base.phy_address == 0x1f)) return -EINVAL; - if (!(cmd->autoneg == AUTONEG_DISABLE || cmd->autoneg == AUTONEG_ENABLE)) + if (!(cmd->base.autoneg == AUTONEG_DISABLE || + cmd->base.autoneg == AUTONEG_ENABLE)) return -EINVAL; - if (cmd->autoneg == AUTONEG_ENABLE) { - if (!(cmd->advertising & (ADVERTISED_Autoneg + if (cmd->base.autoneg == AUTONEG_ENABLE) { + if (!(advertising & (ADVERTISED_Autoneg | ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half | ADVERTISED_10baseT_Full @@ -1213,15 +1224,15 @@ static int sc92031_ethtool_set_settings(struct net_device *dev, phy_ctrl = PhyCtrlAne; // FIXME: I'm not sure what the original code was trying to do - if (cmd->advertising & ADVERTISED_Autoneg) + if (advertising & ADVERTISED_Autoneg) phy_ctrl |= PhyCtrlDux | PhyCtrlSpd100 | PhyCtrlSpd10; - if (cmd->advertising & ADVERTISED_100baseT_Full) + if (advertising & ADVERTISED_100baseT_Full) phy_ctrl |= PhyCtrlDux | PhyCtrlSpd100; - if (cmd->advertising & ADVERTISED_100baseT_Half) + if (advertising & ADVERTISED_100baseT_Half) phy_ctrl |= PhyCtrlSpd100; - if (cmd->advertising & ADVERTISED_10baseT_Full) + if (advertising & ADVERTISED_10baseT_Full) phy_ctrl |= PhyCtrlSpd10 | PhyCtrlDux; - if (cmd->advertising & ADVERTISED_10baseT_Half) + if (advertising & ADVERTISED_10baseT_Half) phy_ctrl |= PhyCtrlSpd10; } else { // FIXME: Whole branch guessed @@ -1232,7 +1243,7 @@ static int sc92031_ethtool_set_settings(struct net_device *dev, else /* cmd->speed == SPEED_100 */ phy_ctrl |= PhyCtrlSpd100; - if (cmd->duplex == DUPLEX_FULL) + if (cmd->base.duplex == DUPLEX_FULL) phy_ctrl |= PhyCtrlDux; } @@ -1368,8 +1379,6 @@ static void sc92031_ethtool_get_ethtool_stats(struct net_device *dev, } static const struct ethtool_ops sc92031_ethtool_ops = { - .get_settings = sc92031_ethtool_get_settings, - .set_settings = sc92031_ethtool_set_settings, .get_wol = sc92031_ethtool_get_wol, .set_wol = sc92031_ethtool_set_wol, .nway_reset = sc92031_ethtool_nway_reset, @@ -1377,6 +1386,8 @@ static const struct ethtool_ops sc92031_ethtool_ops = { .get_strings = sc92031_ethtool_get_strings, .get_sset_count = sc92031_ethtool_get_sset_count, .get_ethtool_stats = sc92031_ethtool_get_ethtool_stats, + .get_link_ksettings = sc92031_ethtool_get_link_ksettings, + .set_link_ksettings = sc92031_ethtool_set_link_ksettings, }; diff --git a/drivers/net/ethernet/sis/sis190.c b/drivers/net/ethernet/sis/sis190.c index 210e35d079dd..02da106c6e04 100644 --- a/drivers/net/ethernet/sis/sis190.c +++ b/drivers/net/ethernet/sis/sis190.c @@ -1734,18 +1734,20 @@ static void sis190_set_speed_auto(struct net_device *dev) BMCR_ANENABLE | BMCR_ANRESTART | BMCR_RESET); } -static int sis190_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int sis190_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct sis190_private *tp = netdev_priv(dev); - return mii_ethtool_gset(&tp->mii_if, cmd); + return mii_ethtool_get_link_ksettings(&tp->mii_if, cmd); } -static int sis190_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int sis190_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct sis190_private *tp = netdev_priv(dev); - return mii_ethtool_sset(&tp->mii_if, cmd); + return mii_ethtool_set_link_ksettings(&tp->mii_if, cmd); } static void sis190_get_drvinfo(struct net_device *dev, @@ -1797,8 +1799,6 @@ static void sis190_set_msglevel(struct net_device *dev, u32 value) } static const struct ethtool_ops sis190_ethtool_ops = { - .get_settings = sis190_get_settings, - .set_settings = sis190_set_settings, .get_drvinfo = sis190_get_drvinfo, .get_regs_len = sis190_get_regs_len, .get_regs = sis190_get_regs, @@ -1806,6 +1806,8 @@ static const struct ethtool_ops sis190_ethtool_ops = { .get_msglevel = sis190_get_msglevel, .set_msglevel = sis190_set_msglevel, .nway_reset = sis190_nway_reset, + .get_link_ksettings = sis190_get_link_ksettings, + .set_link_ksettings = sis190_set_link_ksettings, }; static int sis190_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c index 1b6f6171d078..40bd88362e3d 100644 --- a/drivers/net/ethernet/sis/sis900.c +++ b/drivers/net/ethernet/sis/sis900.c @@ -2035,23 +2035,23 @@ static u32 sis900_get_link(struct net_device *net_dev) return mii_link_ok(&sis_priv->mii_info); } -static int sis900_get_settings(struct net_device *net_dev, - struct ethtool_cmd *cmd) +static int sis900_get_link_ksettings(struct net_device *net_dev, + struct ethtool_link_ksettings *cmd) { struct sis900_private *sis_priv = netdev_priv(net_dev); spin_lock_irq(&sis_priv->lock); - mii_ethtool_gset(&sis_priv->mii_info, cmd); + mii_ethtool_get_link_ksettings(&sis_priv->mii_info, cmd); spin_unlock_irq(&sis_priv->lock); return 0; } -static int sis900_set_settings(struct net_device *net_dev, - struct ethtool_cmd *cmd) +static int sis900_set_link_ksettings(struct net_device *net_dev, + const struct ethtool_link_ksettings *cmd) { struct sis900_private *sis_priv = netdev_priv(net_dev); int rt; spin_lock_irq(&sis_priv->lock); - rt = mii_ethtool_sset(&sis_priv->mii_info, cmd); + rt = mii_ethtool_set_link_ksettings(&sis_priv->mii_info, cmd); spin_unlock_irq(&sis_priv->lock); return rt; } @@ -2129,11 +2129,11 @@ static const struct ethtool_ops sis900_ethtool_ops = { .get_msglevel = sis900_get_msglevel, .set_msglevel = sis900_set_msglevel, .get_link = sis900_get_link, - .get_settings = sis900_get_settings, - .set_settings = sis900_set_settings, .nway_reset = sis900_nway_reset, .get_wol = sis900_get_wol, - .set_wol = sis900_set_wol + .set_wol = sis900_set_wol, + .get_link_ksettings = sis900_get_link_ksettings, + .set_link_ksettings = sis900_set_link_ksettings, }; /** diff --git a/drivers/net/ethernet/smsc/epic100.c b/drivers/net/ethernet/smsc/epic100.c index 5f2737189c72..db6dcb06193d 100644 --- a/drivers/net/ethernet/smsc/epic100.c +++ b/drivers/net/ethernet/smsc/epic100.c @@ -1387,25 +1387,27 @@ static void netdev_get_drvinfo (struct net_device *dev, struct ethtool_drvinfo * strlcpy(info->bus_info, pci_name(np->pci_dev), sizeof(info->bus_info)); } -static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netdev_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct epic_private *np = netdev_priv(dev); int rc; spin_lock_irq(&np->lock); - rc = mii_ethtool_gset(&np->mii, cmd); + rc = mii_ethtool_get_link_ksettings(&np->mii, cmd); spin_unlock_irq(&np->lock); return rc; } -static int netdev_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netdev_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct epic_private *np = netdev_priv(dev); int rc; spin_lock_irq(&np->lock); - rc = mii_ethtool_sset(&np->mii, cmd); + rc = mii_ethtool_set_link_ksettings(&np->mii, cmd); spin_unlock_irq(&np->lock); return rc; @@ -1460,14 +1462,14 @@ static void ethtool_complete(struct net_device *dev) static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, - .get_settings = netdev_get_settings, - .set_settings = netdev_set_settings, .nway_reset = netdev_nway_reset, .get_link = netdev_get_link, .get_msglevel = netdev_get_msglevel, .set_msglevel = netdev_set_msglevel, .begin = ethtool_begin, - .complete = ethtool_complete + .complete = ethtool_complete, + .get_link_ksettings = netdev_get_link_ksettings, + .set_link_ksettings = netdev_set_link_ksettings, }; static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c index 4f19c6166182..36307d34f641 100644 --- a/drivers/net/ethernet/smsc/smc911x.c +++ b/drivers/net/ethernet/smsc/smc911x.c @@ -1446,40 +1446,40 @@ static int smc911x_close(struct net_device *dev) * Ethtool support */ static int -smc911x_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) +smc911x_ethtool_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct smc911x_local *lp = netdev_priv(dev); int ret, status; unsigned long flags; + u32 supported; DBG(SMC_DEBUG_FUNC, dev, "--> %s\n", __func__); - cmd->maxtxpkt = 1; - cmd->maxrxpkt = 1; if (lp->phy_type != 0) { spin_lock_irqsave(&lp->lock, flags); - ret = mii_ethtool_gset(&lp->mii, cmd); + ret = mii_ethtool_get_link_ksettings(&lp->mii, cmd); spin_unlock_irqrestore(&lp->lock, flags); } else { - cmd->supported = SUPPORTED_10baseT_Half | + supported = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_TP | SUPPORTED_AUI; if (lp->ctl_rspeed == 10) - ethtool_cmd_speed_set(cmd, SPEED_10); + cmd->base.speed = SPEED_10; else if (lp->ctl_rspeed == 100) - ethtool_cmd_speed_set(cmd, SPEED_100); - - cmd->autoneg = AUTONEG_DISABLE; - if (lp->mii.phy_id==1) - cmd->transceiver = XCVR_INTERNAL; - else - cmd->transceiver = XCVR_EXTERNAL; - cmd->port = 0; + cmd->base.speed = SPEED_100; + + cmd->base.autoneg = AUTONEG_DISABLE; + cmd->base.port = 0; SMC_GET_PHY_SPECIAL(lp, lp->mii.phy_id, status); - cmd->duplex = + cmd->base.duplex = (status & (PHY_SPECIAL_SPD_10FULL_ | PHY_SPECIAL_SPD_100FULL_)) ? DUPLEX_FULL : DUPLEX_HALF; + + ethtool_convert_legacy_u32_to_link_mode( + cmd->link_modes.supported, supported); + ret = 0; } @@ -1487,7 +1487,8 @@ smc911x_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) } static int -smc911x_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) +smc911x_ethtool_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct smc911x_local *lp = netdev_priv(dev); int ret; @@ -1495,16 +1496,18 @@ smc911x_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) if (lp->phy_type != 0) { spin_lock_irqsave(&lp->lock, flags); - ret = mii_ethtool_sset(&lp->mii, cmd); + ret = mii_ethtool_set_link_ksettings(&lp->mii, cmd); spin_unlock_irqrestore(&lp->lock, flags); } else { - if (cmd->autoneg != AUTONEG_DISABLE || - cmd->speed != SPEED_10 || - (cmd->duplex != DUPLEX_HALF && cmd->duplex != DUPLEX_FULL) || - (cmd->port != PORT_TP && cmd->port != PORT_AUI)) + if (cmd->base.autoneg != AUTONEG_DISABLE || + cmd->base.speed != SPEED_10 || + (cmd->base.duplex != DUPLEX_HALF && + cmd->base.duplex != DUPLEX_FULL) || + (cmd->base.port != PORT_TP && + cmd->base.port != PORT_AUI)) return -EINVAL; - lp->ctl_rfduplx = cmd->duplex == DUPLEX_FULL; + lp->ctl_rfduplx = cmd->base.duplex == DUPLEX_FULL; ret = 0; } @@ -1686,8 +1689,6 @@ static int smc911x_ethtool_geteeprom_len(struct net_device *dev) } static const struct ethtool_ops smc911x_ethtool_ops = { - .get_settings = smc911x_ethtool_getsettings, - .set_settings = smc911x_ethtool_setsettings, .get_drvinfo = smc911x_ethtool_getdrvinfo, .get_msglevel = smc911x_ethtool_getmsglevel, .set_msglevel = smc911x_ethtool_setmsglevel, @@ -1698,6 +1699,8 @@ static const struct ethtool_ops smc911x_ethtool_ops = { .get_eeprom_len = smc911x_ethtool_geteeprom_len, .get_eeprom = smc911x_ethtool_geteeprom, .set_eeprom = smc911x_ethtool_seteeprom, + .get_link_ksettings = smc911x_ethtool_get_link_ksettings, + .set_link_ksettings = smc911x_ethtool_set_link_ksettings, }; /* diff --git a/drivers/net/ethernet/smsc/smc91c92_cs.c b/drivers/net/ethernet/smsc/smc91c92_cs.c index 97280daba27f..976aa876789a 100644 --- a/drivers/net/ethernet/smsc/smc91c92_cs.c +++ b/drivers/net/ethernet/smsc/smc91c92_cs.c @@ -1843,56 +1843,60 @@ static int smc_link_ok(struct net_device *dev) } } -static int smc_netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd) +static int smc_netdev_get_ecmd(struct net_device *dev, + struct ethtool_link_ksettings *ecmd) { - u16 tmp; - unsigned int ioaddr = dev->base_addr; + u16 tmp; + unsigned int ioaddr = dev->base_addr; + u32 supported; - ecmd->supported = (SUPPORTED_TP | SUPPORTED_AUI | - SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full); - - SMC_SELECT_BANK(1); - tmp = inw(ioaddr + CONFIG); - ecmd->port = (tmp & CFG_AUI_SELECT) ? PORT_AUI : PORT_TP; - ecmd->transceiver = XCVR_INTERNAL; - ethtool_cmd_speed_set(ecmd, SPEED_10); - ecmd->phy_address = ioaddr + MGMT; + supported = (SUPPORTED_TP | SUPPORTED_AUI | + SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full); - SMC_SELECT_BANK(0); - tmp = inw(ioaddr + TCR); - ecmd->duplex = (tmp & TCR_FDUPLX) ? DUPLEX_FULL : DUPLEX_HALF; + SMC_SELECT_BANK(1); + tmp = inw(ioaddr + CONFIG); + ecmd->base.port = (tmp & CFG_AUI_SELECT) ? PORT_AUI : PORT_TP; + ecmd->base.speed = SPEED_10; + ecmd->base.phy_address = ioaddr + MGMT; - return 0; + SMC_SELECT_BANK(0); + tmp = inw(ioaddr + TCR); + ecmd->base.duplex = (tmp & TCR_FDUPLX) ? DUPLEX_FULL : DUPLEX_HALF; + + ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported, + supported); + + return 0; } -static int smc_netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd) +static int smc_netdev_set_ecmd(struct net_device *dev, + const struct ethtool_link_ksettings *ecmd) { - u16 tmp; - unsigned int ioaddr = dev->base_addr; + u16 tmp; + unsigned int ioaddr = dev->base_addr; - if (ethtool_cmd_speed(ecmd) != SPEED_10) - return -EINVAL; - if (ecmd->duplex != DUPLEX_HALF && ecmd->duplex != DUPLEX_FULL) - return -EINVAL; - if (ecmd->port != PORT_TP && ecmd->port != PORT_AUI) - return -EINVAL; - if (ecmd->transceiver != XCVR_INTERNAL) - return -EINVAL; + if (ecmd->base.speed != SPEED_10) + return -EINVAL; + if (ecmd->base.duplex != DUPLEX_HALF && + ecmd->base.duplex != DUPLEX_FULL) + return -EINVAL; + if (ecmd->base.port != PORT_TP && ecmd->base.port != PORT_AUI) + return -EINVAL; - if (ecmd->port == PORT_AUI) - smc_set_xcvr(dev, 1); - else - smc_set_xcvr(dev, 0); + if (ecmd->base.port == PORT_AUI) + smc_set_xcvr(dev, 1); + else + smc_set_xcvr(dev, 0); - SMC_SELECT_BANK(0); - tmp = inw(ioaddr + TCR); - if (ecmd->duplex == DUPLEX_FULL) - tmp |= TCR_FDUPLX; - else - tmp &= ~TCR_FDUPLX; - outw(tmp, ioaddr + TCR); - - return 0; + SMC_SELECT_BANK(0); + tmp = inw(ioaddr + TCR); + if (ecmd->base.duplex == DUPLEX_FULL) + tmp |= TCR_FDUPLX; + else + tmp &= ~TCR_FDUPLX; + outw(tmp, ioaddr + TCR); + + return 0; } static int check_if_running(struct net_device *dev) @@ -1908,7 +1912,8 @@ static void smc_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info strlcpy(info->version, DRV_VERSION, sizeof(info->version)); } -static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) +static int smc_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *ecmd) { struct smc_private *smc = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; @@ -1919,7 +1924,7 @@ static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) spin_lock_irqsave(&smc->lock, flags); SMC_SELECT_BANK(3); if (smc->cfg & CFG_MII_SELECT) - ret = mii_ethtool_gset(&smc->mii_if, ecmd); + ret = mii_ethtool_get_link_ksettings(&smc->mii_if, ecmd); else ret = smc_netdev_get_ecmd(dev, ecmd); SMC_SELECT_BANK(saved_bank); @@ -1927,7 +1932,8 @@ static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) return ret; } -static int smc_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) +static int smc_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *ecmd) { struct smc_private *smc = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; @@ -1938,7 +1944,7 @@ static int smc_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) spin_lock_irqsave(&smc->lock, flags); SMC_SELECT_BANK(3); if (smc->cfg & CFG_MII_SELECT) - ret = mii_ethtool_sset(&smc->mii_if, ecmd); + ret = mii_ethtool_set_link_ksettings(&smc->mii_if, ecmd); else ret = smc_netdev_set_ecmd(dev, ecmd); SMC_SELECT_BANK(saved_bank); @@ -1982,10 +1988,10 @@ static int smc_nway_reset(struct net_device *dev) static const struct ethtool_ops ethtool_ops = { .begin = check_if_running, .get_drvinfo = smc_get_drvinfo, - .get_settings = smc_get_settings, - .set_settings = smc_set_settings, .get_link = smc_get_link, .nway_reset = smc_nway_reset, + .get_link_ksettings = smc_get_link_ksettings, + .set_link_ksettings = smc_set_link_ksettings, }; static int smc_ioctl (struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c index 01a8c020d6db..e93c40b4631e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c +++ b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c @@ -26,12 +26,15 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) { - struct stmmac_priv *priv = (struct stmmac_priv *)p; - unsigned int entry = priv->cur_tx; - struct dma_desc *desc = priv->dma_tx + entry; + struct stmmac_tx_queue *tx_q = (struct stmmac_tx_queue *)p; unsigned int nopaged_len = skb_headlen(skb); + struct stmmac_priv *priv = tx_q->priv_data; + unsigned int entry = tx_q->cur_tx; unsigned int bmax, des2; unsigned int i = 1, len; + struct dma_desc *desc; + + desc = tx_q->dma_tx + entry; if (priv->plat->enh_desc) bmax = BUF_SIZE_8KiB; @@ -45,16 +48,16 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) desc->des2 = cpu_to_le32(des2); if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = bmax; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = bmax; /* do not close the descriptor and do not set own bit */ priv->hw->desc->prepare_tx_desc(desc, 1, bmax, csum, STMMAC_CHAIN_MODE, - 0, false); + 0, false, skb->len); while (len != 0) { - priv->tx_skbuff[entry] = NULL; + tx_q->tx_skbuff[entry] = NULL; entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE); - desc = priv->dma_tx + entry; + desc = tx_q->dma_tx + entry; if (len > bmax) { des2 = dma_map_single(priv->device, @@ -63,11 +66,11 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) desc->des2 = cpu_to_le32(des2); if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = bmax; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = bmax; priv->hw->desc->prepare_tx_desc(desc, 0, bmax, csum, STMMAC_CHAIN_MODE, 1, - false); + false, skb->len); len -= bmax; i++; } else { @@ -77,17 +80,17 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) desc->des2 = cpu_to_le32(des2); if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = len; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = len; /* last descriptor can be set now */ priv->hw->desc->prepare_tx_desc(desc, 0, len, csum, STMMAC_CHAIN_MODE, 1, - true); + true, skb->len); len = 0; } } - priv->cur_tx = entry; + tx_q->cur_tx = entry; return entry; } @@ -136,32 +139,34 @@ static void stmmac_init_dma_chain(void *des, dma_addr_t phy_addr, static void stmmac_refill_desc3(void *priv_ptr, struct dma_desc *p) { - struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr; + struct stmmac_rx_queue *rx_q = (struct stmmac_rx_queue *)priv_ptr; + struct stmmac_priv *priv = rx_q->priv_data; if (priv->hwts_rx_en && !priv->extend_desc) /* NOTE: Device will overwrite des3 with timestamp value if * 1588-2002 time stamping is enabled, hence reinitialize it * to keep explicit chaining in the descriptor. */ - p->des3 = cpu_to_le32((unsigned int)(priv->dma_rx_phy + - (((priv->dirty_rx) + 1) % + p->des3 = cpu_to_le32((unsigned int)(rx_q->dma_rx_phy + + (((rx_q->dirty_rx) + 1) % DMA_RX_SIZE) * sizeof(struct dma_desc))); } static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p) { - struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr; - unsigned int entry = priv->dirty_tx; + struct stmmac_tx_queue *tx_q = (struct stmmac_tx_queue *)priv_ptr; + struct stmmac_priv *priv = tx_q->priv_data; + unsigned int entry = tx_q->dirty_tx; - if (priv->tx_skbuff_dma[entry].last_segment && !priv->extend_desc && + if (tx_q->tx_skbuff_dma[entry].last_segment && !priv->extend_desc && priv->hwts_tx_en) /* NOTE: Device will overwrite des3 with timestamp value if * 1588-2002 time stamping is enabled, hence reinitialize it * to keep explicit chaining in the descriptor. */ - p->des3 = cpu_to_le32((unsigned int)((priv->dma_tx_phy + - ((priv->dirty_tx + 1) % DMA_TX_SIZE)) + p->des3 = cpu_to_le32((unsigned int)((tx_q->dma_tx_phy + + ((tx_q->dirty_tx + 1) % DMA_TX_SIZE)) * sizeof(struct dma_desc))); } diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 04d9245b7149..b7ce3fbb5375 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -246,6 +246,15 @@ struct stmmac_extra_stats { #define STMMAC_TX_MAX_FRAMES 256 #define STMMAC_TX_FRAMES 64 +/* Packets types */ +enum packets_types { + PACKET_AVCPQ = 0x1, /* AV Untagged Control packets */ + PACKET_PTPQ = 0x2, /* PTP Packets */ + PACKET_DCBCPQ = 0x3, /* DCB Control Packets */ + PACKET_UPQ = 0x4, /* Untagged Packets */ + PACKET_MCBCQ = 0x5, /* Multicast & Broadcast Packets */ +}; + /* Rx IPC status */ enum rx_frame_status { good_frame = 0x0, @@ -324,6 +333,9 @@ struct dma_features { unsigned int number_tx_queues; /* Alternate (enhanced) DESC mode */ unsigned int enh_desc; + /* TX and RX FIFO sizes */ + unsigned int tx_fifo_size; + unsigned int rx_fifo_size; }; /* GMAC TX FIFO is 8K, Rx FIFO is 16K */ @@ -361,7 +373,7 @@ struct stmmac_desc_ops { /* Invoked by the xmit function to prepare the tx descriptor */ void (*prepare_tx_desc) (struct dma_desc *p, int is_fs, int len, bool csum_flag, int mode, bool tx_own, - bool ls); + bool ls, unsigned int tot_pkt_len); void (*prepare_tso_tx_desc)(struct dma_desc *p, int is_fs, int len1, int len2, bool tx_own, bool ls, unsigned int tcphdrlen, @@ -413,6 +425,14 @@ struct stmmac_dma_ops { int (*reset)(void __iomem *ioaddr); void (*init)(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg, u32 dma_tx, u32 dma_rx, int atds); + void (*init_chan)(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, u32 chan); + void (*init_rx_chan)(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_rx_phy, u32 chan); + void (*init_tx_chan)(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx_phy, u32 chan); /* Configure the AXI Bus Mode Register */ void (*axi)(void __iomem *ioaddr, struct stmmac_axi *axi); /* Dump DMA registers */ @@ -421,25 +441,28 @@ struct stmmac_dma_ops { * An invalid value enables the store-and-forward mode */ void (*dma_mode)(void __iomem *ioaddr, int txmode, int rxmode, int rxfifosz); + void (*dma_rx_mode)(void __iomem *ioaddr, int mode, u32 channel, + int fifosz); + void (*dma_tx_mode)(void __iomem *ioaddr, int mode, u32 channel); /* To track extra statistic (if supported) */ void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x, void __iomem *ioaddr); void (*enable_dma_transmission) (void __iomem *ioaddr); - void (*enable_dma_irq) (void __iomem *ioaddr); - void (*disable_dma_irq) (void __iomem *ioaddr); - void (*start_tx) (void __iomem *ioaddr); - void (*stop_tx) (void __iomem *ioaddr); - void (*start_rx) (void __iomem *ioaddr); - void (*stop_rx) (void __iomem *ioaddr); + void (*enable_dma_irq)(void __iomem *ioaddr, u32 chan); + void (*disable_dma_irq)(void __iomem *ioaddr, u32 chan); + void (*start_tx)(void __iomem *ioaddr, u32 chan); + void (*stop_tx)(void __iomem *ioaddr, u32 chan); + void (*start_rx)(void __iomem *ioaddr, u32 chan); + void (*stop_rx)(void __iomem *ioaddr, u32 chan); int (*dma_interrupt) (void __iomem *ioaddr, - struct stmmac_extra_stats *x); + struct stmmac_extra_stats *x, u32 chan); /* If supported then get the optional core features */ void (*get_hw_feature)(void __iomem *ioaddr, struct dma_features *dma_cap); /* Program the HW RX Watchdog */ - void (*rx_watchdog) (void __iomem *ioaddr, u32 riwt); - void (*set_tx_ring_len)(void __iomem *ioaddr, u32 len); - void (*set_rx_ring_len)(void __iomem *ioaddr, u32 len); + void (*rx_watchdog)(void __iomem *ioaddr, u32 riwt, u32 number_chan); + void (*set_tx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan); + void (*set_rx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan); void (*set_rx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan); void (*set_tx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan); void (*enable_tso)(void __iomem *ioaddr, bool en, u32 chan); @@ -451,20 +474,44 @@ struct mac_device_info; struct stmmac_ops { /* MAC core initialization */ void (*core_init)(struct mac_device_info *hw, int mtu); + /* Enable the MAC RX/TX */ + void (*set_mac)(void __iomem *ioaddr, bool enable); /* Enable and verify that the IPC module is supported */ int (*rx_ipc)(struct mac_device_info *hw); /* Enable RX Queues */ - void (*rx_queue_enable)(struct mac_device_info *hw, u32 queue); + void (*rx_queue_enable)(struct mac_device_info *hw, u8 mode, u32 queue); + /* RX Queues Priority */ + void (*rx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue); + /* TX Queues Priority */ + void (*tx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue); + /* RX Queues Routing */ + void (*rx_queue_routing)(struct mac_device_info *hw, u8 packet, + u32 queue); + /* Program RX Algorithms */ + void (*prog_mtl_rx_algorithms)(struct mac_device_info *hw, u32 rx_alg); + /* Program TX Algorithms */ + void (*prog_mtl_tx_algorithms)(struct mac_device_info *hw, u32 tx_alg); + /* Set MTL TX queues weight */ + void (*set_mtl_tx_queue_weight)(struct mac_device_info *hw, + u32 weight, u32 queue); + /* RX MTL queue to RX dma mapping */ + void (*map_mtl_to_dma)(struct mac_device_info *hw, u32 queue, u32 chan); + /* Configure AV Algorithm */ + void (*config_cbs)(struct mac_device_info *hw, u32 send_slope, + u32 idle_slope, u32 high_credit, u32 low_credit, + u32 queue); /* Dump MAC registers */ void (*dump_regs)(struct mac_device_info *hw, u32 *reg_space); /* Handle extra events on specific interrupts hw dependent */ int (*host_irq_status)(struct mac_device_info *hw, struct stmmac_extra_stats *x); + /* Handle MTL interrupts */ + int (*host_mtl_irq_status)(struct mac_device_info *hw, u32 chan); /* Multicast filter setting */ void (*set_filter)(struct mac_device_info *hw, struct net_device *dev); /* Flow control setting */ void (*flow_ctrl)(struct mac_device_info *hw, unsigned int duplex, - unsigned int fc, unsigned int pause_time); + unsigned int fc, unsigned int pause_time, u32 tx_cnt); /* Set power management mode (e.g. magic frame) */ void (*pmt)(struct mac_device_info *hw, unsigned long mode); /* Set/Get Unicast MAC addresses */ @@ -477,7 +524,8 @@ struct stmmac_ops { void (*reset_eee_mode)(struct mac_device_info *hw); void (*set_eee_timer)(struct mac_device_info *hw, int ls, int tw); void (*set_eee_pls)(struct mac_device_info *hw, int link); - void (*debug)(void __iomem *ioaddr, struct stmmac_extra_stats *x); + void (*debug)(void __iomem *ioaddr, struct stmmac_extra_stats *x, + u32 rx_queues, u32 tx_queues); /* PCS calls */ void (*pcs_ctrl_ane)(void __iomem *ioaddr, bool ane, bool srgmi_ral, bool loopback); @@ -547,6 +595,11 @@ struct mac_device_info { unsigned int ps; }; +struct stmmac_rx_routing { + u32 reg_mask; + u32 reg_shift; +}; + struct mac_device_info *dwmac1000_setup(void __iomem *ioaddr, int mcbins, int perfect_uc_entries, int *synopsys_id); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c index 1a3fa3d9f855..dd6a2f9791cc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c @@ -14,16 +14,34 @@ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/device.h> +#include <linux/gpio/consumer.h> #include <linux/ethtool.h> #include <linux/io.h> +#include <linux/iopoll.h> #include <linux/ioport.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/of_net.h> #include <linux/mfd/syscon.h> #include <linux/platform_device.h> +#include <linux/reset.h> #include <linux/stmmac.h> #include "stmmac_platform.h" +#include "dwmac4.h" + +struct tegra_eqos { + struct device *dev; + void __iomem *regs; + + struct reset_control *rst; + struct clk *clk_master; + struct clk *clk_slave; + struct clk *clk_tx; + struct clk *clk_rx; + + struct gpio_desc *reset; +}; static int dwc_eth_dwmac_config_dt(struct platform_device *pdev, struct plat_stmmacenet_data *plat_dat) @@ -106,13 +124,309 @@ static int dwc_eth_dwmac_config_dt(struct platform_device *pdev, return 0; } +static void *dwc_qos_probe(struct platform_device *pdev, + struct plat_stmmacenet_data *plat_dat, + struct stmmac_resources *stmmac_res) +{ + int err; + + plat_dat->stmmac_clk = devm_clk_get(&pdev->dev, "apb_pclk"); + if (IS_ERR(plat_dat->stmmac_clk)) { + dev_err(&pdev->dev, "apb_pclk clock not found.\n"); + return ERR_CAST(plat_dat->stmmac_clk); + } + + err = clk_prepare_enable(plat_dat->stmmac_clk); + if (err < 0) { + dev_err(&pdev->dev, "failed to enable apb_pclk clock: %d\n", + err); + return ERR_PTR(err); + } + + plat_dat->pclk = devm_clk_get(&pdev->dev, "phy_ref_clk"); + if (IS_ERR(plat_dat->pclk)) { + dev_err(&pdev->dev, "phy_ref_clk clock not found.\n"); + err = PTR_ERR(plat_dat->pclk); + goto disable; + } + + err = clk_prepare_enable(plat_dat->pclk); + if (err < 0) { + dev_err(&pdev->dev, "failed to enable phy_ref clock: %d\n", + err); + goto disable; + } + + return NULL; + +disable: + clk_disable_unprepare(plat_dat->stmmac_clk); + return ERR_PTR(err); +} + +static int dwc_qos_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(ndev); + + clk_disable_unprepare(priv->plat->pclk); + clk_disable_unprepare(priv->plat->stmmac_clk); + + return 0; +} + +#define SDMEMCOMPPADCTRL 0x8800 +#define SDMEMCOMPPADCTRL_PAD_E_INPUT_OR_E_PWRD BIT(31) + +#define AUTO_CAL_CONFIG 0x8804 +#define AUTO_CAL_CONFIG_START BIT(31) +#define AUTO_CAL_CONFIG_ENABLE BIT(29) + +#define AUTO_CAL_STATUS 0x880c +#define AUTO_CAL_STATUS_ACTIVE BIT(31) + +static void tegra_eqos_fix_speed(void *priv, unsigned int speed) +{ + struct tegra_eqos *eqos = priv; + unsigned long rate = 125000000; + bool needs_calibration = false; + u32 value; + int err; + + switch (speed) { + case SPEED_1000: + needs_calibration = true; + rate = 125000000; + break; + + case SPEED_100: + needs_calibration = true; + rate = 25000000; + break; + + case SPEED_10: + rate = 2500000; + break; + + default: + dev_err(eqos->dev, "invalid speed %u\n", speed); + break; + } + + if (needs_calibration) { + /* calibrate */ + value = readl(eqos->regs + SDMEMCOMPPADCTRL); + value |= SDMEMCOMPPADCTRL_PAD_E_INPUT_OR_E_PWRD; + writel(value, eqos->regs + SDMEMCOMPPADCTRL); + + udelay(1); + + value = readl(eqos->regs + AUTO_CAL_CONFIG); + value |= AUTO_CAL_CONFIG_START | AUTO_CAL_CONFIG_ENABLE; + writel(value, eqos->regs + AUTO_CAL_CONFIG); + + err = readl_poll_timeout_atomic(eqos->regs + AUTO_CAL_STATUS, + value, + value & AUTO_CAL_STATUS_ACTIVE, + 1, 10); + if (err < 0) { + dev_err(eqos->dev, "calibration did not start\n"); + goto failed; + } + + err = readl_poll_timeout_atomic(eqos->regs + AUTO_CAL_STATUS, + value, + (value & AUTO_CAL_STATUS_ACTIVE) == 0, + 20, 200); + if (err < 0) { + dev_err(eqos->dev, "calibration didn't finish\n"); + goto failed; + } + + failed: + value = readl(eqos->regs + SDMEMCOMPPADCTRL); + value &= ~SDMEMCOMPPADCTRL_PAD_E_INPUT_OR_E_PWRD; + writel(value, eqos->regs + SDMEMCOMPPADCTRL); + } else { + value = readl(eqos->regs + AUTO_CAL_CONFIG); + value &= ~AUTO_CAL_CONFIG_ENABLE; + writel(value, eqos->regs + AUTO_CAL_CONFIG); + } + + err = clk_set_rate(eqos->clk_tx, rate); + if (err < 0) + dev_err(eqos->dev, "failed to set TX rate: %d\n", err); +} + +static int tegra_eqos_init(struct platform_device *pdev, void *priv) +{ + struct tegra_eqos *eqos = priv; + unsigned long rate; + u32 value; + + rate = clk_get_rate(eqos->clk_slave); + + value = (rate / 1000000) - 1; + writel(value, eqos->regs + GMAC_1US_TIC_COUNTER); + + return 0; +} + +static void *tegra_eqos_probe(struct platform_device *pdev, + struct plat_stmmacenet_data *data, + struct stmmac_resources *res) +{ + struct tegra_eqos *eqos; + int err; + + eqos = devm_kzalloc(&pdev->dev, sizeof(*eqos), GFP_KERNEL); + if (!eqos) { + err = -ENOMEM; + goto error; + } + + eqos->dev = &pdev->dev; + eqos->regs = res->addr; + + eqos->clk_master = devm_clk_get(&pdev->dev, "master_bus"); + if (IS_ERR(eqos->clk_master)) { + err = PTR_ERR(eqos->clk_master); + goto error; + } + + err = clk_prepare_enable(eqos->clk_master); + if (err < 0) + goto error; + + eqos->clk_slave = devm_clk_get(&pdev->dev, "slave_bus"); + if (IS_ERR(eqos->clk_slave)) { + err = PTR_ERR(eqos->clk_slave); + goto disable_master; + } + + data->stmmac_clk = eqos->clk_slave; + + err = clk_prepare_enable(eqos->clk_slave); + if (err < 0) + goto disable_master; + + eqos->clk_rx = devm_clk_get(&pdev->dev, "rx"); + if (IS_ERR(eqos->clk_rx)) { + err = PTR_ERR(eqos->clk_rx); + goto disable_slave; + } + + err = clk_prepare_enable(eqos->clk_rx); + if (err < 0) + goto disable_slave; + + eqos->clk_tx = devm_clk_get(&pdev->dev, "tx"); + if (IS_ERR(eqos->clk_tx)) { + err = PTR_ERR(eqos->clk_tx); + goto disable_rx; + } + + err = clk_prepare_enable(eqos->clk_tx); + if (err < 0) + goto disable_rx; + + eqos->reset = devm_gpiod_get(&pdev->dev, "phy-reset", GPIOD_OUT_HIGH); + if (IS_ERR(eqos->reset)) { + err = PTR_ERR(eqos->reset); + goto disable_tx; + } + + usleep_range(2000, 4000); + gpiod_set_value(eqos->reset, 0); + + eqos->rst = devm_reset_control_get(&pdev->dev, "eqos"); + if (IS_ERR(eqos->rst)) { + err = PTR_ERR(eqos->rst); + goto reset_phy; + } + + err = reset_control_assert(eqos->rst); + if (err < 0) + goto reset_phy; + + usleep_range(2000, 4000); + + err = reset_control_deassert(eqos->rst); + if (err < 0) + goto reset_phy; + + usleep_range(2000, 4000); + + data->fix_mac_speed = tegra_eqos_fix_speed; + data->init = tegra_eqos_init; + data->bsp_priv = eqos; + + err = tegra_eqos_init(pdev, eqos); + if (err < 0) + goto reset; + +out: + return eqos; + +reset: + reset_control_assert(eqos->rst); +reset_phy: + gpiod_set_value(eqos->reset, 1); +disable_tx: + clk_disable_unprepare(eqos->clk_tx); +disable_rx: + clk_disable_unprepare(eqos->clk_rx); +disable_slave: + clk_disable_unprepare(eqos->clk_slave); +disable_master: + clk_disable_unprepare(eqos->clk_master); +error: + eqos = ERR_PTR(err); + goto out; +} + +static int tegra_eqos_remove(struct platform_device *pdev) +{ + struct tegra_eqos *eqos = get_stmmac_bsp_priv(&pdev->dev); + + reset_control_assert(eqos->rst); + gpiod_set_value(eqos->reset, 1); + clk_disable_unprepare(eqos->clk_tx); + clk_disable_unprepare(eqos->clk_rx); + clk_disable_unprepare(eqos->clk_slave); + clk_disable_unprepare(eqos->clk_master); + + return 0; +} + +struct dwc_eth_dwmac_data { + void *(*probe)(struct platform_device *pdev, + struct plat_stmmacenet_data *data, + struct stmmac_resources *res); + int (*remove)(struct platform_device *pdev); +}; + +static const struct dwc_eth_dwmac_data dwc_qos_data = { + .probe = dwc_qos_probe, + .remove = dwc_qos_remove, +}; + +static const struct dwc_eth_dwmac_data tegra_eqos_data = { + .probe = tegra_eqos_probe, + .remove = tegra_eqos_remove, +}; + static int dwc_eth_dwmac_probe(struct platform_device *pdev) { + const struct dwc_eth_dwmac_data *data; struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; struct resource *res; + void *priv; int ret; + data = of_device_get_match_data(&pdev->dev); + memset(&stmmac_res, 0, sizeof(struct stmmac_resources)); /** @@ -138,39 +452,26 @@ static int dwc_eth_dwmac_probe(struct platform_device *pdev) if (IS_ERR(plat_dat)) return PTR_ERR(plat_dat); - plat_dat->stmmac_clk = devm_clk_get(&pdev->dev, "apb_pclk"); - if (IS_ERR(plat_dat->stmmac_clk)) { - dev_err(&pdev->dev, "apb_pclk clock not found.\n"); - ret = PTR_ERR(plat_dat->stmmac_clk); - plat_dat->stmmac_clk = NULL; - goto err_remove_config_dt; - } - clk_prepare_enable(plat_dat->stmmac_clk); - - plat_dat->pclk = devm_clk_get(&pdev->dev, "phy_ref_clk"); - if (IS_ERR(plat_dat->pclk)) { - dev_err(&pdev->dev, "phy_ref_clk clock not found.\n"); - ret = PTR_ERR(plat_dat->pclk); - plat_dat->pclk = NULL; - goto err_out_clk_dis_phy; + priv = data->probe(pdev, plat_dat, &stmmac_res); + if (IS_ERR(priv)) { + ret = PTR_ERR(priv); + dev_err(&pdev->dev, "failed to probe subdriver: %d\n", ret); + goto remove_config; } - clk_prepare_enable(plat_dat->pclk); ret = dwc_eth_dwmac_config_dt(pdev, plat_dat); if (ret) - goto err_out_clk_dis_aper; + goto remove; ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) - goto err_out_clk_dis_aper; + goto remove; - return 0; + return ret; -err_out_clk_dis_aper: - clk_disable_unprepare(plat_dat->pclk); -err_out_clk_dis_phy: - clk_disable_unprepare(plat_dat->stmmac_clk); -err_remove_config_dt: +remove: + data->remove(pdev); +remove_config: stmmac_remove_config_dt(pdev, plat_dat); return ret; @@ -178,11 +479,29 @@ err_remove_config_dt: static int dwc_eth_dwmac_remove(struct platform_device *pdev) { - return stmmac_pltfr_remove(pdev); + struct net_device *ndev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(ndev); + const struct dwc_eth_dwmac_data *data; + int err; + + data = of_device_get_match_data(&pdev->dev); + + err = stmmac_dvr_remove(&pdev->dev); + if (err < 0) + dev_err(&pdev->dev, "failed to remove platform: %d\n", err); + + err = data->remove(pdev); + if (err < 0) + dev_err(&pdev->dev, "failed to remove subdriver: %d\n", err); + + stmmac_remove_config_dt(pdev, priv->plat); + + return err; } static const struct of_device_id dwc_eth_dwmac_match[] = { - { .compatible = "snps,dwc-qos-ethernet-4.10", }, + { .compatible = "snps,dwc-qos-ethernet-4.10", .data = &dwc_qos_data }, + { .compatible = "nvidia,tegra186-eqos", .data = &tegra_eqos_data }, { } }; MODULE_DEVICE_TABLE(of, dwc_eth_dwmac_match); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index e5db6ac36235..f0df5193f047 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -74,6 +74,10 @@ struct rk_priv_data { #define GRF_BIT(nr) (BIT(nr) | BIT(nr+16)) #define GRF_CLR_BIT(nr) (BIT(nr+16)) +#define DELAY_ENABLE(soc, tx, rx) \ + (((tx) ? soc##_GMAC_TXCLK_DLY_ENABLE : soc##_GMAC_TXCLK_DLY_DISABLE) | \ + ((rx) ? soc##_GMAC_RXCLK_DLY_ENABLE : soc##_GMAC_RXCLK_DLY_DISABLE)) + #define RK3228_GRF_MAC_CON0 0x0900 #define RK3228_GRF_MAC_CON1 0x0904 @@ -115,8 +119,7 @@ static void rk3228_set_to_rgmii(struct rk_priv_data *bsp_priv, regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_PHY_INTF_SEL_RGMII | RK3228_GMAC_RMII_MODE_CLR | - RK3228_GMAC_RXCLK_DLY_ENABLE | - RK3228_GMAC_TXCLK_DLY_ENABLE); + DELAY_ENABLE(RK3228, tx_delay, rx_delay)); regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON0, RK3228_GMAC_CLK_RX_DL_CFG(rx_delay) | @@ -232,8 +235,7 @@ static void rk3288_set_to_rgmii(struct rk_priv_data *bsp_priv, RK3288_GMAC_PHY_INTF_SEL_RGMII | RK3288_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON3, - RK3288_GMAC_RXCLK_DLY_ENABLE | - RK3288_GMAC_TXCLK_DLY_ENABLE | + DELAY_ENABLE(RK3288, tx_delay, rx_delay) | RK3288_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3288_GMAC_CLK_TX_DL_CFG(tx_delay)); } @@ -460,8 +462,7 @@ static void rk3366_set_to_rgmii(struct rk_priv_data *bsp_priv, RK3366_GMAC_PHY_INTF_SEL_RGMII | RK3366_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON7, - RK3366_GMAC_RXCLK_DLY_ENABLE | - RK3366_GMAC_TXCLK_DLY_ENABLE | + DELAY_ENABLE(RK3366, tx_delay, rx_delay) | RK3366_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3366_GMAC_CLK_TX_DL_CFG(tx_delay)); } @@ -572,8 +573,7 @@ static void rk3368_set_to_rgmii(struct rk_priv_data *bsp_priv, RK3368_GMAC_PHY_INTF_SEL_RGMII | RK3368_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON16, - RK3368_GMAC_RXCLK_DLY_ENABLE | - RK3368_GMAC_TXCLK_DLY_ENABLE | + DELAY_ENABLE(RK3368, tx_delay, rx_delay) | RK3368_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3368_GMAC_CLK_TX_DL_CFG(tx_delay)); } @@ -684,8 +684,7 @@ static void rk3399_set_to_rgmii(struct rk_priv_data *bsp_priv, RK3399_GMAC_PHY_INTF_SEL_RGMII | RK3399_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON6, - RK3399_GMAC_RXCLK_DLY_ENABLE | - RK3399_GMAC_TXCLK_DLY_ENABLE | + DELAY_ENABLE(RK3399, tx_delay, rx_delay) | RK3399_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3399_GMAC_CLK_TX_DL_CFG(tx_delay)); } @@ -985,14 +984,29 @@ static int rk_gmac_powerup(struct rk_priv_data *bsp_priv) return ret; /*rmii or rgmii*/ - if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RGMII) { + switch (bsp_priv->phy_iface) { + case PHY_INTERFACE_MODE_RGMII: dev_info(dev, "init for RGMII\n"); bsp_priv->ops->set_to_rgmii(bsp_priv, bsp_priv->tx_delay, bsp_priv->rx_delay); - } else if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) { + break; + case PHY_INTERFACE_MODE_RGMII_ID: + dev_info(dev, "init for RGMII_ID\n"); + bsp_priv->ops->set_to_rgmii(bsp_priv, 0, 0); + break; + case PHY_INTERFACE_MODE_RGMII_RXID: + dev_info(dev, "init for RGMII_RXID\n"); + bsp_priv->ops->set_to_rgmii(bsp_priv, bsp_priv->tx_delay, 0); + break; + case PHY_INTERFACE_MODE_RGMII_TXID: + dev_info(dev, "init for RGMII_TXID\n"); + bsp_priv->ops->set_to_rgmii(bsp_priv, 0, bsp_priv->rx_delay); + break; + case PHY_INTERFACE_MODE_RMII: dev_info(dev, "init for RMII\n"); bsp_priv->ops->set_to_rmii(bsp_priv); - } else { + break; + default: dev_err(dev, "NO interface defined!\n"); } @@ -1022,12 +1036,19 @@ static void rk_fix_speed(void *priv, unsigned int speed) struct rk_priv_data *bsp_priv = priv; struct device *dev = &bsp_priv->pdev->dev; - if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RGMII) + switch (bsp_priv->phy_iface) { + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: bsp_priv->ops->set_rgmii_speed(bsp_priv, speed); - else if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) + break; + case PHY_INTERFACE_MODE_RMII: bsp_priv->ops->set_rmii_speed(bsp_priv, speed); - else + break; + default: dev_err(dev, "unsupported interface %d", bsp_priv->phy_iface); + } } static int rk_gmac_probe(struct platform_device *pdev) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c index 19b9b3087099..f3d9305e5f70 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c @@ -216,7 +216,8 @@ static void dwmac1000_set_filter(struct mac_device_info *hw, static void dwmac1000_flow_ctrl(struct mac_device_info *hw, unsigned int duplex, - unsigned int fc, unsigned int pause_time) + unsigned int fc, unsigned int pause_time, + u32 tx_cnt) { void __iomem *ioaddr = hw->pcsr; /* Set flow such that DZPQ in Mac Register 6 is 0, @@ -412,7 +413,8 @@ static void dwmac1000_get_adv_lp(void __iomem *ioaddr, struct rgmii_adv *adv) dwmac_get_adv_lp(ioaddr, GMAC_PCS_BASE, adv); } -static void dwmac1000_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x) +static void dwmac1000_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x, + u32 rx_queues, u32 tx_queues) { u32 value = readl(ioaddr + GMAC_DEBUG); @@ -488,6 +490,7 @@ static void dwmac1000_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x) static const struct stmmac_ops dwmac1000_ops = { .core_init = dwmac1000_core_init, + .set_mac = stmmac_set_mac, .rx_ipc = dwmac1000_rx_ipc_enable, .dump_regs = dwmac1000_dump_regs, .host_irq_status = dwmac1000_irq_status, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c index d3654a447046..471a9aa6ac94 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c @@ -247,7 +247,8 @@ static void dwmac1000_get_hw_feature(void __iomem *ioaddr, dma_cap->enh_desc = (hw_cap & DMA_HW_FEAT_ENHDESSEL) >> 24; } -static void dwmac1000_rx_watchdog(void __iomem *ioaddr, u32 riwt) +static void dwmac1000_rx_watchdog(void __iomem *ioaddr, u32 riwt, + u32 number_chan) { writel(riwt, ioaddr + DMA_RX_WATCHDOG); } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c index e370ccec6176..1b3609105484 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c @@ -131,7 +131,8 @@ static void dwmac100_set_filter(struct mac_device_info *hw, } static void dwmac100_flow_ctrl(struct mac_device_info *hw, unsigned int duplex, - unsigned int fc, unsigned int pause_time) + unsigned int fc, unsigned int pause_time, + u32 tx_cnt) { void __iomem *ioaddr = hw->pcsr; unsigned int flow = MAC_FLOW_CTRL_ENABLE; @@ -149,6 +150,7 @@ static void dwmac100_pmt(struct mac_device_info *hw, unsigned long mode) static const struct stmmac_ops dwmac100_ops = { .core_init = dwmac100_core_init, + .set_mac = stmmac_set_mac, .rx_ipc = dwmac100_rx_ipc_enable, .dump_regs = dwmac100_dump_mac_regs, .host_irq_status = dwmac100_irq_status, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h index db45134fddf0..d74cedf2a397 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h @@ -22,9 +22,15 @@ #define GMAC_HASH_TAB_32_63 0x00000014 #define GMAC_RX_FLOW_CTRL 0x00000090 #define GMAC_QX_TX_FLOW_CTRL(x) (0x70 + x * 4) +#define GMAC_TXQ_PRTY_MAP0 0x98 +#define GMAC_TXQ_PRTY_MAP1 0x9C #define GMAC_RXQ_CTRL0 0x000000a0 +#define GMAC_RXQ_CTRL1 0x000000a4 +#define GMAC_RXQ_CTRL2 0x000000a8 +#define GMAC_RXQ_CTRL3 0x000000ac #define GMAC_INT_STATUS 0x000000b0 #define GMAC_INT_EN 0x000000b4 +#define GMAC_1US_TIC_COUNTER 0x000000dc #define GMAC_PCS_BASE 0x000000e0 #define GMAC_PHYIF_CONTROL_STATUS 0x000000f8 #define GMAC_PMT 0x000000c0 @@ -38,6 +44,22 @@ #define GMAC_ADDR_HIGH(reg) (0x300 + reg * 8) #define GMAC_ADDR_LOW(reg) (0x304 + reg * 8) +/* RX Queues Routing */ +#define GMAC_RXQCTRL_AVCPQ_MASK GENMASK(2, 0) +#define GMAC_RXQCTRL_AVCPQ_SHIFT 0 +#define GMAC_RXQCTRL_PTPQ_MASK GENMASK(6, 4) +#define GMAC_RXQCTRL_PTPQ_SHIFT 4 +#define GMAC_RXQCTRL_DCBCPQ_MASK GENMASK(10, 8) +#define GMAC_RXQCTRL_DCBCPQ_SHIFT 8 +#define GMAC_RXQCTRL_UPQ_MASK GENMASK(14, 12) +#define GMAC_RXQCTRL_UPQ_SHIFT 12 +#define GMAC_RXQCTRL_MCBCQ_MASK GENMASK(18, 16) +#define GMAC_RXQCTRL_MCBCQ_SHIFT 16 +#define GMAC_RXQCTRL_MCBCQEN BIT(20) +#define GMAC_RXQCTRL_MCBCQEN_SHIFT 20 +#define GMAC_RXQCTRL_TACPQE BIT(21) +#define GMAC_RXQCTRL_TACPQE_SHIFT 21 + /* MAC Packet Filtering */ #define GMAC_PACKET_FILTER_PR BIT(0) #define GMAC_PACKET_FILTER_HMC BIT(2) @@ -53,6 +75,14 @@ /* MAC Flow Control RX */ #define GMAC_RX_FLOW_CTRL_RFE BIT(0) +/* RX Queues Priorities */ +#define GMAC_RXQCTRL_PSRQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8)) +#define GMAC_RXQCTRL_PSRQX_SHIFT(x) ((x) * 8) + +/* TX Queues Priorities */ +#define GMAC_TXQCTRL_PSTQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8)) +#define GMAC_TXQCTRL_PSTQX_SHIFT(x) ((x) * 8) + /* MAC Flow Control TX */ #define GMAC_TX_FLOW_CTRL_TFE BIT(1) #define GMAC_TX_FLOW_CTRL_PT_SHIFT 16 @@ -148,6 +178,8 @@ enum power_event { /* MAC HW features1 bitmap */ #define GMAC_HW_FEAT_AVSEL BIT(20) #define GMAC_HW_TSOEN BIT(18) +#define GMAC_HW_TXFIFOSIZE GENMASK(10, 6) +#define GMAC_HW_RXFIFOSIZE GENMASK(4, 0) /* MAC HW features2 bitmap */ #define GMAC_HW_FEAT_TXCHCNT GENMASK(21, 18) @@ -161,8 +193,25 @@ enum power_event { #define GMAC_HI_REG_AE BIT(31) /* MTL registers */ +#define MTL_OPERATION_MODE 0x00000c00 +#define MTL_OPERATION_SCHALG_MASK GENMASK(6, 5) +#define MTL_OPERATION_SCHALG_WRR (0x0 << 5) +#define MTL_OPERATION_SCHALG_WFQ (0x1 << 5) +#define MTL_OPERATION_SCHALG_DWRR (0x2 << 5) +#define MTL_OPERATION_SCHALG_SP (0x3 << 5) +#define MTL_OPERATION_RAA BIT(2) +#define MTL_OPERATION_RAA_SP (0x0 << 2) +#define MTL_OPERATION_RAA_WSP (0x1 << 2) + #define MTL_INT_STATUS 0x00000c20 -#define MTL_INT_Q0 BIT(0) +#define MTL_INT_QX(x) BIT(x) + +#define MTL_RXQ_DMA_MAP0 0x00000c30 /* queue 0 to 3 */ +#define MTL_RXQ_DMA_MAP1 0x00000c34 /* queue 4 to 7 */ +#define MTL_RXQ_DMA_Q04MDMACH_MASK GENMASK(3, 0) +#define MTL_RXQ_DMA_Q04MDMACH(x) ((x) << 0) +#define MTL_RXQ_DMA_QXMDMACH_MASK(x) GENMASK(11 + (8 * ((x) - 1)), 8 * (x)) +#define MTL_RXQ_DMA_QXMDMACH(chan, q) ((chan) << (8 * (q))) #define MTL_CHAN_BASE_ADDR 0x00000d00 #define MTL_CHAN_BASE_OFFSET 0x40 @@ -180,6 +229,7 @@ enum power_event { #define MTL_OP_MODE_TSF BIT(1) #define MTL_OP_MODE_TQS_MASK GENMASK(24, 16) +#define MTL_OP_MODE_TQS_SHIFT 16 #define MTL_OP_MODE_TTC_MASK 0x70 #define MTL_OP_MODE_TTC_SHIFT 4 @@ -193,6 +243,17 @@ enum power_event { #define MTL_OP_MODE_TTC_384 (6 << MTL_OP_MODE_TTC_SHIFT) #define MTL_OP_MODE_TTC_512 (7 << MTL_OP_MODE_TTC_SHIFT) +#define MTL_OP_MODE_RQS_MASK GENMASK(29, 20) +#define MTL_OP_MODE_RQS_SHIFT 20 + +#define MTL_OP_MODE_RFD_MASK GENMASK(19, 14) +#define MTL_OP_MODE_RFD_SHIFT 14 + +#define MTL_OP_MODE_RFA_MASK GENMASK(13, 8) +#define MTL_OP_MODE_RFA_SHIFT 8 + +#define MTL_OP_MODE_EHFC BIT(7) + #define MTL_OP_MODE_RTC_MASK 0x18 #define MTL_OP_MODE_RTC_SHIFT 3 @@ -201,6 +262,46 @@ enum power_event { #define MTL_OP_MODE_RTC_96 (2 << MTL_OP_MODE_RTC_SHIFT) #define MTL_OP_MODE_RTC_128 (3 << MTL_OP_MODE_RTC_SHIFT) +/* MTL ETS Control register */ +#define MTL_ETS_CTRL_BASE_ADDR 0x00000d10 +#define MTL_ETS_CTRL_BASE_OFFSET 0x40 +#define MTL_ETSX_CTRL_BASE_ADDR(x) (MTL_ETS_CTRL_BASE_ADDR + \ + ((x) * MTL_ETS_CTRL_BASE_OFFSET)) + +#define MTL_ETS_CTRL_CC BIT(3) +#define MTL_ETS_CTRL_AVALG BIT(2) + +/* MTL Queue Quantum Weight */ +#define MTL_TXQ_WEIGHT_BASE_ADDR 0x00000d18 +#define MTL_TXQ_WEIGHT_BASE_OFFSET 0x40 +#define MTL_TXQX_WEIGHT_BASE_ADDR(x) (MTL_TXQ_WEIGHT_BASE_ADDR + \ + ((x) * MTL_TXQ_WEIGHT_BASE_OFFSET)) +#define MTL_TXQ_WEIGHT_ISCQW_MASK GENMASK(20, 0) + +/* MTL sendSlopeCredit register */ +#define MTL_SEND_SLP_CRED_BASE_ADDR 0x00000d1c +#define MTL_SEND_SLP_CRED_OFFSET 0x40 +#define MTL_SEND_SLP_CREDX_BASE_ADDR(x) (MTL_SEND_SLP_CRED_BASE_ADDR + \ + ((x) * MTL_SEND_SLP_CRED_OFFSET)) + +#define MTL_SEND_SLP_CRED_SSC_MASK GENMASK(13, 0) + +/* MTL hiCredit register */ +#define MTL_HIGH_CRED_BASE_ADDR 0x00000d20 +#define MTL_HIGH_CRED_OFFSET 0x40 +#define MTL_HIGH_CREDX_BASE_ADDR(x) (MTL_HIGH_CRED_BASE_ADDR + \ + ((x) * MTL_HIGH_CRED_OFFSET)) + +#define MTL_HIGH_CRED_HC_MASK GENMASK(28, 0) + +/* MTL loCredit register */ +#define MTL_LOW_CRED_BASE_ADDR 0x00000d24 +#define MTL_LOW_CRED_OFFSET 0x40 +#define MTL_LOW_CREDX_BASE_ADDR(x) (MTL_LOW_CRED_BASE_ADDR + \ + ((x) * MTL_LOW_CRED_OFFSET)) + +#define MTL_HIGH_CRED_LC_MASK GENMASK(28, 0) + /* MTL debug */ #define MTL_DEBUG_TXSTSFSTS BIT(5) #define MTL_DEBUG_TXFSTS BIT(4) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index 1e79e6529c4a..48793f2e9307 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -59,17 +59,211 @@ static void dwmac4_core_init(struct mac_device_info *hw, int mtu) writel(value, ioaddr + GMAC_INT_EN); } -static void dwmac4_rx_queue_enable(struct mac_device_info *hw, u32 queue) +static void dwmac4_rx_queue_enable(struct mac_device_info *hw, + u8 mode, u32 queue) { void __iomem *ioaddr = hw->pcsr; u32 value = readl(ioaddr + GMAC_RXQ_CTRL0); value &= GMAC_RX_QUEUE_CLEAR(queue); - value |= GMAC_RX_AV_QUEUE_ENABLE(queue); + if (mode == MTL_QUEUE_AVB) + value |= GMAC_RX_AV_QUEUE_ENABLE(queue); + else if (mode == MTL_QUEUE_DCB) + value |= GMAC_RX_DCB_QUEUE_ENABLE(queue); writel(value, ioaddr + GMAC_RXQ_CTRL0); } +static void dwmac4_rx_queue_priority(struct mac_device_info *hw, + u32 prio, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 base_register; + u32 value; + + base_register = (queue < 4) ? GMAC_RXQ_CTRL2 : GMAC_RXQ_CTRL3; + + value = readl(ioaddr + base_register); + + value &= ~GMAC_RXQCTRL_PSRQX_MASK(queue); + value |= (prio << GMAC_RXQCTRL_PSRQX_SHIFT(queue)) & + GMAC_RXQCTRL_PSRQX_MASK(queue); + writel(value, ioaddr + base_register); +} + +static void dwmac4_tx_queue_priority(struct mac_device_info *hw, + u32 prio, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 base_register; + u32 value; + + base_register = (queue < 4) ? GMAC_TXQ_PRTY_MAP0 : GMAC_TXQ_PRTY_MAP1; + + value = readl(ioaddr + base_register); + + value &= ~GMAC_TXQCTRL_PSTQX_MASK(queue); + value |= (prio << GMAC_TXQCTRL_PSTQX_SHIFT(queue)) & + GMAC_TXQCTRL_PSTQX_MASK(queue); + + writel(value, ioaddr + base_register); +} + +static void dwmac4_tx_queue_routing(struct mac_device_info *hw, + u8 packet, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value; + + const struct stmmac_rx_routing route_possibilities[] = { + { GMAC_RXQCTRL_AVCPQ_MASK, GMAC_RXQCTRL_AVCPQ_SHIFT }, + { GMAC_RXQCTRL_PTPQ_MASK, GMAC_RXQCTRL_PTPQ_SHIFT }, + { GMAC_RXQCTRL_DCBCPQ_MASK, GMAC_RXQCTRL_DCBCPQ_SHIFT }, + { GMAC_RXQCTRL_UPQ_MASK, GMAC_RXQCTRL_UPQ_SHIFT }, + { GMAC_RXQCTRL_MCBCQ_MASK, GMAC_RXQCTRL_MCBCQ_SHIFT }, + }; + + value = readl(ioaddr + GMAC_RXQ_CTRL1); + + /* routing configuration */ + value &= ~route_possibilities[packet - 1].reg_mask; + value |= (queue << route_possibilities[packet-1].reg_shift) & + route_possibilities[packet - 1].reg_mask; + + /* some packets require extra ops */ + if (packet == PACKET_AVCPQ) { + value &= ~GMAC_RXQCTRL_TACPQE; + value |= 0x1 << GMAC_RXQCTRL_TACPQE_SHIFT; + } else if (packet == PACKET_MCBCQ) { + value &= ~GMAC_RXQCTRL_MCBCQEN; + value |= 0x1 << GMAC_RXQCTRL_MCBCQEN_SHIFT; + } + + writel(value, ioaddr + GMAC_RXQ_CTRL1); +} + +static void dwmac4_prog_mtl_rx_algorithms(struct mac_device_info *hw, + u32 rx_alg) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value = readl(ioaddr + MTL_OPERATION_MODE); + + value &= ~MTL_OPERATION_RAA; + switch (rx_alg) { + case MTL_RX_ALGORITHM_SP: + value |= MTL_OPERATION_RAA_SP; + break; + case MTL_RX_ALGORITHM_WSP: + value |= MTL_OPERATION_RAA_WSP; + break; + default: + break; + } + + writel(value, ioaddr + MTL_OPERATION_MODE); +} + +static void dwmac4_prog_mtl_tx_algorithms(struct mac_device_info *hw, + u32 tx_alg) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value = readl(ioaddr + MTL_OPERATION_MODE); + + value &= ~MTL_OPERATION_SCHALG_MASK; + switch (tx_alg) { + case MTL_TX_ALGORITHM_WRR: + value |= MTL_OPERATION_SCHALG_WRR; + break; + case MTL_TX_ALGORITHM_WFQ: + value |= MTL_OPERATION_SCHALG_WFQ; + break; + case MTL_TX_ALGORITHM_DWRR: + value |= MTL_OPERATION_SCHALG_DWRR; + break; + case MTL_TX_ALGORITHM_SP: + value |= MTL_OPERATION_SCHALG_SP; + break; + default: + break; + } +} + +static void dwmac4_set_mtl_tx_queue_weight(struct mac_device_info *hw, + u32 weight, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value = readl(ioaddr + MTL_TXQX_WEIGHT_BASE_ADDR(queue)); + + value &= ~MTL_TXQ_WEIGHT_ISCQW_MASK; + value |= weight & MTL_TXQ_WEIGHT_ISCQW_MASK; + writel(value, ioaddr + MTL_TXQX_WEIGHT_BASE_ADDR(queue)); +} + +static void dwmac4_map_mtl_dma(struct mac_device_info *hw, u32 queue, u32 chan) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value; + + if (queue < 4) + value = readl(ioaddr + MTL_RXQ_DMA_MAP0); + else + value = readl(ioaddr + MTL_RXQ_DMA_MAP1); + + if (queue == 0 || queue == 4) { + value &= ~MTL_RXQ_DMA_Q04MDMACH_MASK; + value |= MTL_RXQ_DMA_Q04MDMACH(chan); + } else { + value &= ~MTL_RXQ_DMA_QXMDMACH_MASK(queue); + value |= MTL_RXQ_DMA_QXMDMACH(chan, queue); + } + + if (queue < 4) + writel(value, ioaddr + MTL_RXQ_DMA_MAP0); + else + writel(value, ioaddr + MTL_RXQ_DMA_MAP1); +} + +static void dwmac4_config_cbs(struct mac_device_info *hw, + u32 send_slope, u32 idle_slope, + u32 high_credit, u32 low_credit, u32 queue) +{ + void __iomem *ioaddr = hw->pcsr; + u32 value; + + pr_debug("Queue %d configured as AVB. Parameters:\n", queue); + pr_debug("\tsend_slope: 0x%08x\n", send_slope); + pr_debug("\tidle_slope: 0x%08x\n", idle_slope); + pr_debug("\thigh_credit: 0x%08x\n", high_credit); + pr_debug("\tlow_credit: 0x%08x\n", low_credit); + + /* enable AV algorithm */ + value = readl(ioaddr + MTL_ETSX_CTRL_BASE_ADDR(queue)); + value |= MTL_ETS_CTRL_AVALG; + value |= MTL_ETS_CTRL_CC; + writel(value, ioaddr + MTL_ETSX_CTRL_BASE_ADDR(queue)); + + /* configure send slope */ + value = readl(ioaddr + MTL_SEND_SLP_CREDX_BASE_ADDR(queue)); + value &= ~MTL_SEND_SLP_CRED_SSC_MASK; + value |= send_slope & MTL_SEND_SLP_CRED_SSC_MASK; + writel(value, ioaddr + MTL_SEND_SLP_CREDX_BASE_ADDR(queue)); + + /* configure idle slope (same register as tx weight) */ + dwmac4_set_mtl_tx_queue_weight(hw, idle_slope, queue); + + /* configure high credit */ + value = readl(ioaddr + MTL_HIGH_CREDX_BASE_ADDR(queue)); + value &= ~MTL_HIGH_CRED_HC_MASK; + value |= high_credit & MTL_HIGH_CRED_HC_MASK; + writel(value, ioaddr + MTL_HIGH_CREDX_BASE_ADDR(queue)); + + /* configure high credit */ + value = readl(ioaddr + MTL_LOW_CREDX_BASE_ADDR(queue)); + value &= ~MTL_HIGH_CRED_LC_MASK; + value |= low_credit & MTL_HIGH_CRED_LC_MASK; + writel(value, ioaddr + MTL_LOW_CREDX_BASE_ADDR(queue)); +} + static void dwmac4_dump_regs(struct mac_device_info *hw, u32 *reg_space) { void __iomem *ioaddr = hw->pcsr; @@ -251,11 +445,12 @@ static void dwmac4_set_filter(struct mac_device_info *hw, } static void dwmac4_flow_ctrl(struct mac_device_info *hw, unsigned int duplex, - unsigned int fc, unsigned int pause_time) + unsigned int fc, unsigned int pause_time, + u32 tx_cnt) { void __iomem *ioaddr = hw->pcsr; - u32 channel = STMMAC_CHAN0; /* FIXME */ unsigned int flow = 0; + u32 queue = 0; pr_debug("GMAC Flow-Control:\n"); if (fc & FLOW_RX) { @@ -265,13 +460,18 @@ static void dwmac4_flow_ctrl(struct mac_device_info *hw, unsigned int duplex, } if (fc & FLOW_TX) { pr_debug("\tTransmit Flow-Control ON\n"); - flow |= GMAC_TX_FLOW_CTRL_TFE; - writel(flow, ioaddr + GMAC_QX_TX_FLOW_CTRL(channel)); - if (duplex) { + if (duplex) pr_debug("\tduplex mode: PAUSE %d\n", pause_time); - flow |= (pause_time << GMAC_TX_FLOW_CTRL_PT_SHIFT); - writel(flow, ioaddr + GMAC_QX_TX_FLOW_CTRL(channel)); + + for (queue = 0; queue < tx_cnt; queue++) { + flow |= GMAC_TX_FLOW_CTRL_TFE; + + if (duplex) + flow |= + (pause_time << GMAC_TX_FLOW_CTRL_PT_SHIFT); + + writel(flow, ioaddr + GMAC_QX_TX_FLOW_CTRL(queue)); } } } @@ -325,11 +525,34 @@ static void dwmac4_phystatus(void __iomem *ioaddr, struct stmmac_extra_stats *x) } } +static int dwmac4_irq_mtl_status(struct mac_device_info *hw, u32 chan) +{ + void __iomem *ioaddr = hw->pcsr; + u32 mtl_int_qx_status; + int ret = 0; + + mtl_int_qx_status = readl(ioaddr + MTL_INT_STATUS); + + /* Check MTL Interrupt */ + if (mtl_int_qx_status & MTL_INT_QX(chan)) { + /* read Queue x Interrupt status */ + u32 status = readl(ioaddr + MTL_CHAN_INT_CTRL(chan)); + + if (status & MTL_RX_OVERFLOW_INT) { + /* clear Interrupt */ + writel(status | MTL_RX_OVERFLOW_INT, + ioaddr + MTL_CHAN_INT_CTRL(chan)); + ret = CORE_IRQ_MTL_RX_OVERFLOW; + } + } + + return ret; +} + static int dwmac4_irq_status(struct mac_device_info *hw, struct stmmac_extra_stats *x) { void __iomem *ioaddr = hw->pcsr; - u32 mtl_int_qx_status; u32 intr_status; int ret = 0; @@ -348,20 +571,6 @@ static int dwmac4_irq_status(struct mac_device_info *hw, x->irq_receive_pmt_irq_n++; } - mtl_int_qx_status = readl(ioaddr + MTL_INT_STATUS); - /* Check MTL Interrupt: Currently only one queue is used: Q0. */ - if (mtl_int_qx_status & MTL_INT_Q0) { - /* read Queue 0 Interrupt status */ - u32 status = readl(ioaddr + MTL_CHAN_INT_CTRL(STMMAC_CHAN0)); - - if (status & MTL_RX_OVERFLOW_INT) { - /* clear Interrupt */ - writel(status | MTL_RX_OVERFLOW_INT, - ioaddr + MTL_CHAN_INT_CTRL(STMMAC_CHAN0)); - ret = CORE_IRQ_MTL_RX_OVERFLOW; - } - } - dwmac_pcs_isr(ioaddr, GMAC_PCS_BASE, intr_status, x); if (intr_status & PCS_RGSMIIIS_IRQ) dwmac4_phystatus(ioaddr, x); @@ -369,64 +578,69 @@ static int dwmac4_irq_status(struct mac_device_info *hw, return ret; } -static void dwmac4_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x) +static void dwmac4_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x, + u32 rx_queues, u32 tx_queues) { u32 value; - - /* Currently only channel 0 is supported */ - value = readl(ioaddr + MTL_CHAN_TX_DEBUG(STMMAC_CHAN0)); - - if (value & MTL_DEBUG_TXSTSFSTS) - x->mtl_tx_status_fifo_full++; - if (value & MTL_DEBUG_TXFSTS) - x->mtl_tx_fifo_not_empty++; - if (value & MTL_DEBUG_TWCSTS) - x->mmtl_fifo_ctrl++; - if (value & MTL_DEBUG_TRCSTS_MASK) { - u32 trcsts = (value & MTL_DEBUG_TRCSTS_MASK) - >> MTL_DEBUG_TRCSTS_SHIFT; - if (trcsts == MTL_DEBUG_TRCSTS_WRITE) - x->mtl_tx_fifo_read_ctrl_write++; - else if (trcsts == MTL_DEBUG_TRCSTS_TXW) - x->mtl_tx_fifo_read_ctrl_wait++; - else if (trcsts == MTL_DEBUG_TRCSTS_READ) - x->mtl_tx_fifo_read_ctrl_read++; - else - x->mtl_tx_fifo_read_ctrl_idle++; + u32 queue; + + for (queue = 0; queue < tx_queues; queue++) { + value = readl(ioaddr + MTL_CHAN_TX_DEBUG(queue)); + + if (value & MTL_DEBUG_TXSTSFSTS) + x->mtl_tx_status_fifo_full++; + if (value & MTL_DEBUG_TXFSTS) + x->mtl_tx_fifo_not_empty++; + if (value & MTL_DEBUG_TWCSTS) + x->mmtl_fifo_ctrl++; + if (value & MTL_DEBUG_TRCSTS_MASK) { + u32 trcsts = (value & MTL_DEBUG_TRCSTS_MASK) + >> MTL_DEBUG_TRCSTS_SHIFT; + if (trcsts == MTL_DEBUG_TRCSTS_WRITE) + x->mtl_tx_fifo_read_ctrl_write++; + else if (trcsts == MTL_DEBUG_TRCSTS_TXW) + x->mtl_tx_fifo_read_ctrl_wait++; + else if (trcsts == MTL_DEBUG_TRCSTS_READ) + x->mtl_tx_fifo_read_ctrl_read++; + else + x->mtl_tx_fifo_read_ctrl_idle++; + } + if (value & MTL_DEBUG_TXPAUSED) + x->mac_tx_in_pause++; } - if (value & MTL_DEBUG_TXPAUSED) - x->mac_tx_in_pause++; - value = readl(ioaddr + MTL_CHAN_RX_DEBUG(STMMAC_CHAN0)); + for (queue = 0; queue < rx_queues; queue++) { + value = readl(ioaddr + MTL_CHAN_RX_DEBUG(queue)); - if (value & MTL_DEBUG_RXFSTS_MASK) { - u32 rxfsts = (value & MTL_DEBUG_RXFSTS_MASK) - >> MTL_DEBUG_RRCSTS_SHIFT; + if (value & MTL_DEBUG_RXFSTS_MASK) { + u32 rxfsts = (value & MTL_DEBUG_RXFSTS_MASK) + >> MTL_DEBUG_RRCSTS_SHIFT; - if (rxfsts == MTL_DEBUG_RXFSTS_FULL) - x->mtl_rx_fifo_fill_level_full++; - else if (rxfsts == MTL_DEBUG_RXFSTS_AT) - x->mtl_rx_fifo_fill_above_thresh++; - else if (rxfsts == MTL_DEBUG_RXFSTS_BT) - x->mtl_rx_fifo_fill_below_thresh++; - else - x->mtl_rx_fifo_fill_level_empty++; - } - if (value & MTL_DEBUG_RRCSTS_MASK) { - u32 rrcsts = (value & MTL_DEBUG_RRCSTS_MASK) >> - MTL_DEBUG_RRCSTS_SHIFT; - - if (rrcsts == MTL_DEBUG_RRCSTS_FLUSH) - x->mtl_rx_fifo_read_ctrl_flush++; - else if (rrcsts == MTL_DEBUG_RRCSTS_RSTAT) - x->mtl_rx_fifo_read_ctrl_read_data++; - else if (rrcsts == MTL_DEBUG_RRCSTS_RDATA) - x->mtl_rx_fifo_read_ctrl_status++; - else - x->mtl_rx_fifo_read_ctrl_idle++; + if (rxfsts == MTL_DEBUG_RXFSTS_FULL) + x->mtl_rx_fifo_fill_level_full++; + else if (rxfsts == MTL_DEBUG_RXFSTS_AT) + x->mtl_rx_fifo_fill_above_thresh++; + else if (rxfsts == MTL_DEBUG_RXFSTS_BT) + x->mtl_rx_fifo_fill_below_thresh++; + else + x->mtl_rx_fifo_fill_level_empty++; + } + if (value & MTL_DEBUG_RRCSTS_MASK) { + u32 rrcsts = (value & MTL_DEBUG_RRCSTS_MASK) >> + MTL_DEBUG_RRCSTS_SHIFT; + + if (rrcsts == MTL_DEBUG_RRCSTS_FLUSH) + x->mtl_rx_fifo_read_ctrl_flush++; + else if (rrcsts == MTL_DEBUG_RRCSTS_RSTAT) + x->mtl_rx_fifo_read_ctrl_read_data++; + else if (rrcsts == MTL_DEBUG_RRCSTS_RDATA) + x->mtl_rx_fifo_read_ctrl_status++; + else + x->mtl_rx_fifo_read_ctrl_idle++; + } + if (value & MTL_DEBUG_RWCSTS) + x->mtl_rx_fifo_ctrl_active++; } - if (value & MTL_DEBUG_RWCSTS) - x->mtl_rx_fifo_ctrl_active++; /* GMAC debug */ value = readl(ioaddr + GMAC_DEBUG); @@ -455,10 +669,51 @@ static void dwmac4_debug(void __iomem *ioaddr, struct stmmac_extra_stats *x) static const struct stmmac_ops dwmac4_ops = { .core_init = dwmac4_core_init, + .set_mac = stmmac_set_mac, .rx_ipc = dwmac4_rx_ipc_enable, .rx_queue_enable = dwmac4_rx_queue_enable, + .rx_queue_prio = dwmac4_rx_queue_priority, + .tx_queue_prio = dwmac4_tx_queue_priority, + .rx_queue_routing = dwmac4_tx_queue_routing, + .prog_mtl_rx_algorithms = dwmac4_prog_mtl_rx_algorithms, + .prog_mtl_tx_algorithms = dwmac4_prog_mtl_tx_algorithms, + .set_mtl_tx_queue_weight = dwmac4_set_mtl_tx_queue_weight, + .map_mtl_to_dma = dwmac4_map_mtl_dma, + .config_cbs = dwmac4_config_cbs, .dump_regs = dwmac4_dump_regs, .host_irq_status = dwmac4_irq_status, + .host_mtl_irq_status = dwmac4_irq_mtl_status, + .flow_ctrl = dwmac4_flow_ctrl, + .pmt = dwmac4_pmt, + .set_umac_addr = dwmac4_set_umac_addr, + .get_umac_addr = dwmac4_get_umac_addr, + .set_eee_mode = dwmac4_set_eee_mode, + .reset_eee_mode = dwmac4_reset_eee_mode, + .set_eee_timer = dwmac4_set_eee_timer, + .set_eee_pls = dwmac4_set_eee_pls, + .pcs_ctrl_ane = dwmac4_ctrl_ane, + .pcs_rane = dwmac4_rane, + .pcs_get_adv_lp = dwmac4_get_adv_lp, + .debug = dwmac4_debug, + .set_filter = dwmac4_set_filter, +}; + +static const struct stmmac_ops dwmac410_ops = { + .core_init = dwmac4_core_init, + .set_mac = stmmac_dwmac4_set_mac, + .rx_ipc = dwmac4_rx_ipc_enable, + .rx_queue_enable = dwmac4_rx_queue_enable, + .rx_queue_prio = dwmac4_rx_queue_priority, + .tx_queue_prio = dwmac4_tx_queue_priority, + .rx_queue_routing = dwmac4_tx_queue_routing, + .prog_mtl_rx_algorithms = dwmac4_prog_mtl_rx_algorithms, + .prog_mtl_tx_algorithms = dwmac4_prog_mtl_tx_algorithms, + .set_mtl_tx_queue_weight = dwmac4_set_mtl_tx_queue_weight, + .map_mtl_to_dma = dwmac4_map_mtl_dma, + .config_cbs = dwmac4_config_cbs, + .dump_regs = dwmac4_dump_regs, + .host_irq_status = dwmac4_irq_status, + .host_mtl_irq_status = dwmac4_irq_mtl_status, .flow_ctrl = dwmac4_flow_ctrl, .pmt = dwmac4_pmt, .set_umac_addr = dwmac4_set_umac_addr, @@ -492,8 +747,6 @@ struct mac_device_info *dwmac4_setup(void __iomem *ioaddr, int mcbins, if (mac->multicast_filter_bins) mac->mcast_bits_log2 = ilog2(mac->multicast_filter_bins); - mac->mac = &dwmac4_ops; - mac->link.port = GMAC_CONFIG_PS; mac->link.duplex = GMAC_CONFIG_DM; mac->link.speed = GMAC_CONFIG_FES; @@ -514,5 +767,10 @@ struct mac_device_info *dwmac4_setup(void __iomem *ioaddr, int mcbins, else mac->dma = &dwmac4_dma_ops; + if (*synopsys_id >= DWMAC_CORE_4_00) + mac->mac = &dwmac410_ops; + else + mac->mac = &dwmac4_ops; + return mac; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c index 843ec69222ea..aa6476439aee 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c @@ -304,12 +304,13 @@ static void dwmac4_rd_init_tx_desc(struct dma_desc *p, int mode, int end) static void dwmac4_rd_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, bool csum_flag, int mode, bool tx_own, - bool ls) + bool ls, unsigned int tot_pkt_len) { unsigned int tdes3 = le32_to_cpu(p->des3); p->des2 |= cpu_to_le32(len & TDES2_BUFFER1_SIZE_MASK); + tdes3 |= tot_pkt_len & TDES3_PACKET_SIZE_MASK; if (is_fs) tdes3 |= TDES3_FIRST_DESCRIPTOR; else diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c index f97b0d5d9987..eec8463057fd 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c @@ -71,36 +71,48 @@ static void dwmac4_dma_axi(void __iomem *ioaddr, struct stmmac_axi *axi) writel(value, ioaddr + DMA_SYS_BUS_MODE); } -static void dwmac4_dma_init_channel(void __iomem *ioaddr, - struct stmmac_dma_cfg *dma_cfg, - u32 dma_tx_phy, u32 dma_rx_phy, - u32 channel) +void dwmac4_dma_init_rx_chan(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_rx_phy, u32 chan) { u32 value; - int txpbl = dma_cfg->txpbl ?: dma_cfg->pbl; - int rxpbl = dma_cfg->rxpbl ?: dma_cfg->pbl; + u32 rxpbl = dma_cfg->rxpbl ?: dma_cfg->pbl; - /* set PBL for each channels. Currently we affect same configuration - * on each channel - */ - value = readl(ioaddr + DMA_CHAN_CONTROL(channel)); - if (dma_cfg->pblx8) - value = value | DMA_BUS_MODE_PBL; - writel(value, ioaddr + DMA_CHAN_CONTROL(channel)); + value = readl(ioaddr + DMA_CHAN_RX_CONTROL(chan)); + value = value | (rxpbl << DMA_BUS_MODE_RPBL_SHIFT); + writel(value, ioaddr + DMA_CHAN_RX_CONTROL(chan)); + + writel(dma_rx_phy, ioaddr + DMA_CHAN_RX_BASE_ADDR(chan)); +} - value = readl(ioaddr + DMA_CHAN_TX_CONTROL(channel)); +void dwmac4_dma_init_tx_chan(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx_phy, u32 chan) +{ + u32 value; + u32 txpbl = dma_cfg->txpbl ?: dma_cfg->pbl; + + value = readl(ioaddr + DMA_CHAN_TX_CONTROL(chan)); value = value | (txpbl << DMA_BUS_MODE_PBL_SHIFT); - writel(value, ioaddr + DMA_CHAN_TX_CONTROL(channel)); + writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan)); - value = readl(ioaddr + DMA_CHAN_RX_CONTROL(channel)); - value = value | (rxpbl << DMA_BUS_MODE_RPBL_SHIFT); - writel(value, ioaddr + DMA_CHAN_RX_CONTROL(channel)); + writel(dma_tx_phy, ioaddr + DMA_CHAN_TX_BASE_ADDR(chan)); +} - /* Mask interrupts by writing to CSR7 */ - writel(DMA_CHAN_INTR_DEFAULT_MASK, ioaddr + DMA_CHAN_INTR_ENA(channel)); +void dwmac4_dma_init_channel(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, u32 chan) +{ + u32 value; + + /* common channel control register config */ + value = readl(ioaddr + DMA_CHAN_CONTROL(chan)); + if (dma_cfg->pblx8) + value = value | DMA_BUS_MODE_PBL; + writel(value, ioaddr + DMA_CHAN_CONTROL(chan)); - writel(dma_tx_phy, ioaddr + DMA_CHAN_TX_BASE_ADDR(channel)); - writel(dma_rx_phy, ioaddr + DMA_CHAN_RX_BASE_ADDR(channel)); + /* Mask interrupts by writing to CSR7 */ + writel(DMA_CHAN_INTR_DEFAULT_MASK, + ioaddr + DMA_CHAN_INTR_ENA(chan)); } static void dwmac4_dma_init(void __iomem *ioaddr, @@ -108,7 +120,6 @@ static void dwmac4_dma_init(void __iomem *ioaddr, u32 dma_tx, u32 dma_rx, int atds) { u32 value = readl(ioaddr + DMA_SYS_BUS_MODE); - int i; /* Set the Fixed burst mode */ if (dma_cfg->fixed_burst) @@ -122,9 +133,6 @@ static void dwmac4_dma_init(void __iomem *ioaddr, value |= DMA_SYS_BUS_AAL; writel(value, ioaddr + DMA_SYS_BUS_MODE); - - for (i = 0; i < DMA_CHANNEL_NB_MAX; i++) - dwmac4_dma_init_channel(ioaddr, dma_cfg, dma_tx, dma_rx, i); } static void _dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 channel, @@ -174,46 +182,121 @@ static void dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 *reg_space) _dwmac4_dump_dma_regs(ioaddr, i, reg_space); } -static void dwmac4_rx_watchdog(void __iomem *ioaddr, u32 riwt) +static void dwmac4_rx_watchdog(void __iomem *ioaddr, u32 riwt, u32 number_chan) { - int i; + u32 chan; - for (i = 0; i < DMA_CHANNEL_NB_MAX; i++) - writel(riwt, ioaddr + DMA_CHAN_RX_WATCHDOG(i)); + for (chan = 0; chan < number_chan; chan++) + writel(riwt, ioaddr + DMA_CHAN_RX_WATCHDOG(chan)); } -static void dwmac4_dma_chan_op_mode(void __iomem *ioaddr, int txmode, - int rxmode, u32 channel) +static void dwmac4_dma_rx_chan_op_mode(void __iomem *ioaddr, int mode, + u32 channel, int fifosz) { - u32 mtl_tx_op, mtl_rx_op, mtl_rx_int; + unsigned int rqs = fifosz / 256 - 1; + u32 mtl_rx_op, mtl_rx_int; - /* Following code only done for channel 0, other channels not yet - * supported. - */ - mtl_tx_op = readl(ioaddr + MTL_CHAN_TX_OP_MODE(channel)); + mtl_rx_op = readl(ioaddr + MTL_CHAN_RX_OP_MODE(channel)); + + if (mode == SF_DMA_MODE) { + pr_debug("GMAC: enable RX store and forward mode\n"); + mtl_rx_op |= MTL_OP_MODE_RSF; + } else { + pr_debug("GMAC: disable RX SF mode (threshold %d)\n", mode); + mtl_rx_op &= ~MTL_OP_MODE_RSF; + mtl_rx_op &= MTL_OP_MODE_RTC_MASK; + if (mode <= 32) + mtl_rx_op |= MTL_OP_MODE_RTC_32; + else if (mode <= 64) + mtl_rx_op |= MTL_OP_MODE_RTC_64; + else if (mode <= 96) + mtl_rx_op |= MTL_OP_MODE_RTC_96; + else + mtl_rx_op |= MTL_OP_MODE_RTC_128; + } + + mtl_rx_op &= ~MTL_OP_MODE_RQS_MASK; + mtl_rx_op |= rqs << MTL_OP_MODE_RQS_SHIFT; + + /* enable flow control only if each channel gets 4 KiB or more FIFO */ + if (fifosz >= 4096) { + unsigned int rfd, rfa; + + mtl_rx_op |= MTL_OP_MODE_EHFC; + + /* Set Threshold for Activating Flow Control to min 2 frames, + * i.e. 1500 * 2 = 3000 bytes. + * + * Set Threshold for Deactivating Flow Control to min 1 frame, + * i.e. 1500 bytes. + */ + switch (fifosz) { + case 4096: + /* This violates the above formula because of FIFO size + * limit therefore overflow may occur in spite of this. + */ + rfd = 0x03; /* Full-2.5K */ + rfa = 0x01; /* Full-1.5K */ + break; + + case 8192: + rfd = 0x06; /* Full-4K */ + rfa = 0x0a; /* Full-6K */ + break; + + case 16384: + rfd = 0x06; /* Full-4K */ + rfa = 0x12; /* Full-10K */ + break; + + default: + rfd = 0x06; /* Full-4K */ + rfa = 0x1e; /* Full-16K */ + break; + } + + mtl_rx_op &= ~MTL_OP_MODE_RFD_MASK; + mtl_rx_op |= rfd << MTL_OP_MODE_RFD_SHIFT; - if (txmode == SF_DMA_MODE) { + mtl_rx_op &= ~MTL_OP_MODE_RFA_MASK; + mtl_rx_op |= rfa << MTL_OP_MODE_RFA_SHIFT; + } + + writel(mtl_rx_op, ioaddr + MTL_CHAN_RX_OP_MODE(channel)); + + /* Enable MTL RX overflow */ + mtl_rx_int = readl(ioaddr + MTL_CHAN_INT_CTRL(channel)); + writel(mtl_rx_int | MTL_RX_OVERFLOW_INT_EN, + ioaddr + MTL_CHAN_INT_CTRL(channel)); +} + +static void dwmac4_dma_tx_chan_op_mode(void __iomem *ioaddr, int mode, + u32 channel) +{ + u32 mtl_tx_op = readl(ioaddr + MTL_CHAN_TX_OP_MODE(channel)); + + if (mode == SF_DMA_MODE) { pr_debug("GMAC: enable TX store and forward mode\n"); /* Transmit COE type 2 cannot be done in cut-through mode. */ mtl_tx_op |= MTL_OP_MODE_TSF; } else { - pr_debug("GMAC: disabling TX SF (threshold %d)\n", txmode); + pr_debug("GMAC: disabling TX SF (threshold %d)\n", mode); mtl_tx_op &= ~MTL_OP_MODE_TSF; mtl_tx_op &= MTL_OP_MODE_TTC_MASK; /* Set the transmit threshold */ - if (txmode <= 32) + if (mode <= 32) mtl_tx_op |= MTL_OP_MODE_TTC_32; - else if (txmode <= 64) + else if (mode <= 64) mtl_tx_op |= MTL_OP_MODE_TTC_64; - else if (txmode <= 96) + else if (mode <= 96) mtl_tx_op |= MTL_OP_MODE_TTC_96; - else if (txmode <= 128) + else if (mode <= 128) mtl_tx_op |= MTL_OP_MODE_TTC_128; - else if (txmode <= 192) + else if (mode <= 192) mtl_tx_op |= MTL_OP_MODE_TTC_192; - else if (txmode <= 256) + else if (mode <= 256) mtl_tx_op |= MTL_OP_MODE_TTC_256; - else if (txmode <= 384) + else if (mode <= 384) mtl_tx_op |= MTL_OP_MODE_TTC_384; else mtl_tx_op |= MTL_OP_MODE_TTC_512; @@ -230,39 +313,6 @@ static void dwmac4_dma_chan_op_mode(void __iomem *ioaddr, int txmode, */ mtl_tx_op |= MTL_OP_MODE_TXQEN | MTL_OP_MODE_TQS_MASK; writel(mtl_tx_op, ioaddr + MTL_CHAN_TX_OP_MODE(channel)); - - mtl_rx_op = readl(ioaddr + MTL_CHAN_RX_OP_MODE(channel)); - - if (rxmode == SF_DMA_MODE) { - pr_debug("GMAC: enable RX store and forward mode\n"); - mtl_rx_op |= MTL_OP_MODE_RSF; - } else { - pr_debug("GMAC: disable RX SF mode (threshold %d)\n", rxmode); - mtl_rx_op &= ~MTL_OP_MODE_RSF; - mtl_rx_op &= MTL_OP_MODE_RTC_MASK; - if (rxmode <= 32) - mtl_rx_op |= MTL_OP_MODE_RTC_32; - else if (rxmode <= 64) - mtl_rx_op |= MTL_OP_MODE_RTC_64; - else if (rxmode <= 96) - mtl_rx_op |= MTL_OP_MODE_RTC_96; - else - mtl_rx_op |= MTL_OP_MODE_RTC_128; - } - - writel(mtl_rx_op, ioaddr + MTL_CHAN_RX_OP_MODE(channel)); - - /* Enable MTL RX overflow */ - mtl_rx_int = readl(ioaddr + MTL_CHAN_INT_CTRL(channel)); - writel(mtl_rx_int | MTL_RX_OVERFLOW_INT_EN, - ioaddr + MTL_CHAN_INT_CTRL(channel)); -} - -static void dwmac4_dma_operation_mode(void __iomem *ioaddr, int txmode, - int rxmode, int rxfifosz) -{ - /* Only Channel 0 is actually configured and used */ - dwmac4_dma_chan_op_mode(ioaddr, txmode, rxmode, 0); } static void dwmac4_get_hw_feature(void __iomem *ioaddr, @@ -294,6 +344,11 @@ static void dwmac4_get_hw_feature(void __iomem *ioaddr, hw_cap = readl(ioaddr + GMAC_HW_FEATURE1); dma_cap->av = (hw_cap & GMAC_HW_FEAT_AVSEL) >> 20; dma_cap->tsoen = (hw_cap & GMAC_HW_TSOEN) >> 18; + /* RX and TX FIFO sizes are encoded as log2(n / 128). Undo that by + * shifting and store the sizes in bytes. + */ + dma_cap->tx_fifo_size = 128 << ((hw_cap & GMAC_HW_TXFIFOSIZE) >> 6); + dma_cap->rx_fifo_size = 128 << ((hw_cap & GMAC_HW_RXFIFOSIZE) >> 0); /* MAC HW feature2 */ hw_cap = readl(ioaddr + GMAC_HW_FEATURE2); /* TX and RX number of channels */ @@ -332,9 +387,13 @@ static void dwmac4_enable_tso(void __iomem *ioaddr, bool en, u32 chan) const struct stmmac_dma_ops dwmac4_dma_ops = { .reset = dwmac4_dma_reset, .init = dwmac4_dma_init, + .init_chan = dwmac4_dma_init_channel, + .init_rx_chan = dwmac4_dma_init_rx_chan, + .init_tx_chan = dwmac4_dma_init_tx_chan, .axi = dwmac4_dma_axi, .dump_regs = dwmac4_dump_dma_regs, - .dma_mode = dwmac4_dma_operation_mode, + .dma_rx_mode = dwmac4_dma_rx_chan_op_mode, + .dma_tx_mode = dwmac4_dma_tx_chan_op_mode, .enable_dma_irq = dwmac4_enable_dma_irq, .disable_dma_irq = dwmac4_disable_dma_irq, .start_tx = dwmac4_dma_start_tx, @@ -354,9 +413,13 @@ const struct stmmac_dma_ops dwmac4_dma_ops = { const struct stmmac_dma_ops dwmac410_dma_ops = { .reset = dwmac4_dma_reset, .init = dwmac4_dma_init, + .init_chan = dwmac4_dma_init_channel, + .init_rx_chan = dwmac4_dma_init_rx_chan, + .init_tx_chan = dwmac4_dma_init_tx_chan, .axi = dwmac4_dma_axi, .dump_regs = dwmac4_dump_dma_regs, - .dma_mode = dwmac4_dma_operation_mode, + .dma_rx_mode = dwmac4_dma_rx_chan_op_mode, + .dma_tx_mode = dwmac4_dma_tx_chan_op_mode, .enable_dma_irq = dwmac410_enable_dma_irq, .disable_dma_irq = dwmac4_disable_dma_irq, .start_tx = dwmac4_dma_start_tx, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h index 1b06df749e2b..8474bf961dd0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h @@ -185,17 +185,17 @@ int dwmac4_dma_reset(void __iomem *ioaddr); void dwmac4_enable_dma_transmission(void __iomem *ioaddr, u32 tail_ptr); -void dwmac4_enable_dma_irq(void __iomem *ioaddr); -void dwmac410_enable_dma_irq(void __iomem *ioaddr); -void dwmac4_disable_dma_irq(void __iomem *ioaddr); -void dwmac4_dma_start_tx(void __iomem *ioaddr); -void dwmac4_dma_stop_tx(void __iomem *ioaddr); -void dwmac4_dma_start_rx(void __iomem *ioaddr); -void dwmac4_dma_stop_rx(void __iomem *ioaddr); +void dwmac4_enable_dma_irq(void __iomem *ioaddr, u32 chan); +void dwmac410_enable_dma_irq(void __iomem *ioaddr, u32 chan); +void dwmac4_disable_dma_irq(void __iomem *ioaddr, u32 chan); +void dwmac4_dma_start_tx(void __iomem *ioaddr, u32 chan); +void dwmac4_dma_stop_tx(void __iomem *ioaddr, u32 chan); +void dwmac4_dma_start_rx(void __iomem *ioaddr, u32 chan); +void dwmac4_dma_stop_rx(void __iomem *ioaddr, u32 chan); int dwmac4_dma_interrupt(void __iomem *ioaddr, - struct stmmac_extra_stats *x); -void dwmac4_set_rx_ring_len(void __iomem *ioaddr, u32 len); -void dwmac4_set_tx_ring_len(void __iomem *ioaddr, u32 len); + struct stmmac_extra_stats *x, u32 chan); +void dwmac4_set_rx_ring_len(void __iomem *ioaddr, u32 len, u32 chan); +void dwmac4_set_tx_ring_len(void __iomem *ioaddr, u32 len, u32 chan); void dwmac4_set_rx_tail_ptr(void __iomem *ioaddr, u32 tail_ptr, u32 chan); void dwmac4_set_tx_tail_ptr(void __iomem *ioaddr, u32 tail_ptr, u32 chan); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c index c7326d5b2f43..49f5687879df 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c @@ -37,96 +37,96 @@ int dwmac4_dma_reset(void __iomem *ioaddr) void dwmac4_set_rx_tail_ptr(void __iomem *ioaddr, u32 tail_ptr, u32 chan) { - writel(tail_ptr, ioaddr + DMA_CHAN_RX_END_ADDR(0)); + writel(tail_ptr, ioaddr + DMA_CHAN_RX_END_ADDR(chan)); } void dwmac4_set_tx_tail_ptr(void __iomem *ioaddr, u32 tail_ptr, u32 chan) { - writel(tail_ptr, ioaddr + DMA_CHAN_TX_END_ADDR(0)); + writel(tail_ptr, ioaddr + DMA_CHAN_TX_END_ADDR(chan)); } -void dwmac4_dma_start_tx(void __iomem *ioaddr) +void dwmac4_dma_start_tx(void __iomem *ioaddr, u32 chan) { - u32 value = readl(ioaddr + DMA_CHAN_TX_CONTROL(STMMAC_CHAN0)); + u32 value = readl(ioaddr + DMA_CHAN_TX_CONTROL(chan)); value |= DMA_CONTROL_ST; - writel(value, ioaddr + DMA_CHAN_TX_CONTROL(STMMAC_CHAN0)); + writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan)); value = readl(ioaddr + GMAC_CONFIG); value |= GMAC_CONFIG_TE; writel(value, ioaddr + GMAC_CONFIG); } -void dwmac4_dma_stop_tx(void __iomem *ioaddr) +void dwmac4_dma_stop_tx(void __iomem *ioaddr, u32 chan) { - u32 value = readl(ioaddr + DMA_CHAN_TX_CONTROL(STMMAC_CHAN0)); + u32 value = readl(ioaddr + DMA_CHAN_TX_CONTROL(chan)); value &= ~DMA_CONTROL_ST; - writel(value, ioaddr + DMA_CHAN_TX_CONTROL(STMMAC_CHAN0)); + writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan)); value = readl(ioaddr + GMAC_CONFIG); value &= ~GMAC_CONFIG_TE; writel(value, ioaddr + GMAC_CONFIG); } -void dwmac4_dma_start_rx(void __iomem *ioaddr) +void dwmac4_dma_start_rx(void __iomem *ioaddr, u32 chan) { - u32 value = readl(ioaddr + DMA_CHAN_RX_CONTROL(STMMAC_CHAN0)); + u32 value = readl(ioaddr + DMA_CHAN_RX_CONTROL(chan)); value |= DMA_CONTROL_SR; - writel(value, ioaddr + DMA_CHAN_RX_CONTROL(STMMAC_CHAN0)); + writel(value, ioaddr + DMA_CHAN_RX_CONTROL(chan)); value = readl(ioaddr + GMAC_CONFIG); value |= GMAC_CONFIG_RE; writel(value, ioaddr + GMAC_CONFIG); } -void dwmac4_dma_stop_rx(void __iomem *ioaddr) +void dwmac4_dma_stop_rx(void __iomem *ioaddr, u32 chan) { - u32 value = readl(ioaddr + DMA_CHAN_RX_CONTROL(STMMAC_CHAN0)); + u32 value = readl(ioaddr + DMA_CHAN_RX_CONTROL(chan)); value &= ~DMA_CONTROL_SR; - writel(value, ioaddr + DMA_CHAN_RX_CONTROL(STMMAC_CHAN0)); + writel(value, ioaddr + DMA_CHAN_RX_CONTROL(chan)); value = readl(ioaddr + GMAC_CONFIG); value &= ~GMAC_CONFIG_RE; writel(value, ioaddr + GMAC_CONFIG); } -void dwmac4_set_tx_ring_len(void __iomem *ioaddr, u32 len) +void dwmac4_set_tx_ring_len(void __iomem *ioaddr, u32 len, u32 chan) { - writel(len, ioaddr + DMA_CHAN_TX_RING_LEN(STMMAC_CHAN0)); + writel(len, ioaddr + DMA_CHAN_TX_RING_LEN(chan)); } -void dwmac4_set_rx_ring_len(void __iomem *ioaddr, u32 len) +void dwmac4_set_rx_ring_len(void __iomem *ioaddr, u32 len, u32 chan) { - writel(len, ioaddr + DMA_CHAN_RX_RING_LEN(STMMAC_CHAN0)); + writel(len, ioaddr + DMA_CHAN_RX_RING_LEN(chan)); } -void dwmac4_enable_dma_irq(void __iomem *ioaddr) +void dwmac4_enable_dma_irq(void __iomem *ioaddr, u32 chan) { writel(DMA_CHAN_INTR_DEFAULT_MASK, ioaddr + - DMA_CHAN_INTR_ENA(STMMAC_CHAN0)); + DMA_CHAN_INTR_ENA(chan)); } -void dwmac410_enable_dma_irq(void __iomem *ioaddr) +void dwmac410_enable_dma_irq(void __iomem *ioaddr, u32 chan) { writel(DMA_CHAN_INTR_DEFAULT_MASK_4_10, - ioaddr + DMA_CHAN_INTR_ENA(STMMAC_CHAN0)); + ioaddr + DMA_CHAN_INTR_ENA(chan)); } -void dwmac4_disable_dma_irq(void __iomem *ioaddr) +void dwmac4_disable_dma_irq(void __iomem *ioaddr, u32 chan) { - writel(0, ioaddr + DMA_CHAN_INTR_ENA(STMMAC_CHAN0)); + writel(0, ioaddr + DMA_CHAN_INTR_ENA(chan)); } int dwmac4_dma_interrupt(void __iomem *ioaddr, - struct stmmac_extra_stats *x) + struct stmmac_extra_stats *x, u32 chan) { int ret = 0; - u32 intr_status = readl(ioaddr + DMA_CHAN_STATUS(0)); + u32 intr_status = readl(ioaddr + DMA_CHAN_STATUS(chan)); /* ABNORMAL interrupts */ if (unlikely(intr_status & DMA_CHAN_STATUS_AIS)) { @@ -153,7 +153,7 @@ int dwmac4_dma_interrupt(void __iomem *ioaddr, if (likely(intr_status & DMA_CHAN_STATUS_RI)) { u32 value; - value = readl(ioaddr + DMA_CHAN_INTR_ENA(STMMAC_CHAN0)); + value = readl(ioaddr + DMA_CHAN_INTR_ENA(chan)); /* to schedule NAPI on real RIE event. */ if (likely(value & DMA_CHAN_INTR_ENA_RIE)) { x->rx_normal_irq_n++; @@ -172,7 +172,7 @@ int dwmac4_dma_interrupt(void __iomem *ioaddr, * status [21-0] expect reserved bits [5-3] */ writel((intr_status & 0x3fffc7), - ioaddr + DMA_CHAN_STATUS(STMMAC_CHAN0)); + ioaddr + DMA_CHAN_STATUS(chan)); return ret; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h index 56e485f79077..9091df86723a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h @@ -137,13 +137,14 @@ #define DMA_CONTROL_FTF 0x00100000 /* Flush transmit FIFO */ void dwmac_enable_dma_transmission(void __iomem *ioaddr); -void dwmac_enable_dma_irq(void __iomem *ioaddr); -void dwmac_disable_dma_irq(void __iomem *ioaddr); -void dwmac_dma_start_tx(void __iomem *ioaddr); -void dwmac_dma_stop_tx(void __iomem *ioaddr); -void dwmac_dma_start_rx(void __iomem *ioaddr); -void dwmac_dma_stop_rx(void __iomem *ioaddr); -int dwmac_dma_interrupt(void __iomem *ioaddr, struct stmmac_extra_stats *x); +void dwmac_enable_dma_irq(void __iomem *ioaddr, u32 chan); +void dwmac_disable_dma_irq(void __iomem *ioaddr, u32 chan); +void dwmac_dma_start_tx(void __iomem *ioaddr, u32 chan); +void dwmac_dma_stop_tx(void __iomem *ioaddr, u32 chan); +void dwmac_dma_start_rx(void __iomem *ioaddr, u32 chan); +void dwmac_dma_stop_rx(void __iomem *ioaddr, u32 chan); +int dwmac_dma_interrupt(void __iomem *ioaddr, struct stmmac_extra_stats *x, + u32 chan); int dwmac_dma_reset(void __iomem *ioaddr); #endif /* __DWMAC_DMA_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c index e60bfca2a763..38f94305aab5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c @@ -47,38 +47,38 @@ void dwmac_enable_dma_transmission(void __iomem *ioaddr) writel(1, ioaddr + DMA_XMT_POLL_DEMAND); } -void dwmac_enable_dma_irq(void __iomem *ioaddr) +void dwmac_enable_dma_irq(void __iomem *ioaddr, u32 chan) { writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA); } -void dwmac_disable_dma_irq(void __iomem *ioaddr) +void dwmac_disable_dma_irq(void __iomem *ioaddr, u32 chan) { writel(0, ioaddr + DMA_INTR_ENA); } -void dwmac_dma_start_tx(void __iomem *ioaddr) +void dwmac_dma_start_tx(void __iomem *ioaddr, u32 chan) { u32 value = readl(ioaddr + DMA_CONTROL); value |= DMA_CONTROL_ST; writel(value, ioaddr + DMA_CONTROL); } -void dwmac_dma_stop_tx(void __iomem *ioaddr) +void dwmac_dma_stop_tx(void __iomem *ioaddr, u32 chan) { u32 value = readl(ioaddr + DMA_CONTROL); value &= ~DMA_CONTROL_ST; writel(value, ioaddr + DMA_CONTROL); } -void dwmac_dma_start_rx(void __iomem *ioaddr) +void dwmac_dma_start_rx(void __iomem *ioaddr, u32 chan) { u32 value = readl(ioaddr + DMA_CONTROL); value |= DMA_CONTROL_SR; writel(value, ioaddr + DMA_CONTROL); } -void dwmac_dma_stop_rx(void __iomem *ioaddr) +void dwmac_dma_stop_rx(void __iomem *ioaddr, u32 chan) { u32 value = readl(ioaddr + DMA_CONTROL); value &= ~DMA_CONTROL_SR; @@ -156,7 +156,7 @@ static void show_rx_process_state(unsigned int status) #endif int dwmac_dma_interrupt(void __iomem *ioaddr, - struct stmmac_extra_stats *x) + struct stmmac_extra_stats *x, u32 chan) { int ret = 0; /* read the status register (CSR5) */ diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c index 323b59ec74a3..7546b3664113 100644 --- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c @@ -315,7 +315,7 @@ static void enh_desc_release_tx_desc(struct dma_desc *p, int mode) static void enh_desc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, bool csum_flag, int mode, bool tx_own, - bool ls) + bool ls, unsigned int tot_pkt_len) { unsigned int tdes0 = le32_to_cpu(p->des0); diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index efb818ebd55e..f817f8f36569 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -191,7 +191,7 @@ static void ndesc_release_tx_desc(struct dma_desc *p, int mode) static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, bool csum_flag, int mode, bool tx_own, - bool ls) + bool ls, unsigned int tot_pkt_len) { unsigned int tdes1 = le32_to_cpu(p->des1); diff --git a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c index 452f256ff03f..28e4b5d50ce6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c +++ b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c @@ -26,16 +26,17 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) { - struct stmmac_priv *priv = (struct stmmac_priv *)p; - unsigned int entry = priv->cur_tx; - struct dma_desc *desc; + struct stmmac_tx_queue *tx_q = (struct stmmac_tx_queue *)p; unsigned int nopaged_len = skb_headlen(skb); + struct stmmac_priv *priv = tx_q->priv_data; + unsigned int entry = tx_q->cur_tx; unsigned int bmax, len, des2; + struct dma_desc *desc; if (priv->extend_desc) - desc = (struct dma_desc *)(priv->dma_etx + entry); + desc = (struct dma_desc *)(tx_q->dma_etx + entry); else - desc = priv->dma_tx + entry; + desc = tx_q->dma_tx + entry; if (priv->plat->enh_desc) bmax = BUF_SIZE_8KiB; @@ -52,48 +53,51 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum) if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = bmax; - priv->tx_skbuff_dma[entry].is_jumbo = true; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = bmax; + tx_q->tx_skbuff_dma[entry].is_jumbo = true; desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB); priv->hw->desc->prepare_tx_desc(desc, 1, bmax, csum, - STMMAC_RING_MODE, 0, false); - priv->tx_skbuff[entry] = NULL; + STMMAC_RING_MODE, 0, + false, skb->len); + tx_q->tx_skbuff[entry] = NULL; entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE); if (priv->extend_desc) - desc = (struct dma_desc *)(priv->dma_etx + entry); + desc = (struct dma_desc *)(tx_q->dma_etx + entry); else - desc = priv->dma_tx + entry; + desc = tx_q->dma_tx + entry; des2 = dma_map_single(priv->device, skb->data + bmax, len, DMA_TO_DEVICE); desc->des2 = cpu_to_le32(des2); if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = len; - priv->tx_skbuff_dma[entry].is_jumbo = true; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = len; + tx_q->tx_skbuff_dma[entry].is_jumbo = true; desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB); priv->hw->desc->prepare_tx_desc(desc, 0, len, csum, - STMMAC_RING_MODE, 1, true); + STMMAC_RING_MODE, 1, + true, skb->len); } else { des2 = dma_map_single(priv->device, skb->data, nopaged_len, DMA_TO_DEVICE); desc->des2 = cpu_to_le32(des2); if (dma_mapping_error(priv->device, des2)) return -1; - priv->tx_skbuff_dma[entry].buf = des2; - priv->tx_skbuff_dma[entry].len = nopaged_len; - priv->tx_skbuff_dma[entry].is_jumbo = true; + tx_q->tx_skbuff_dma[entry].buf = des2; + tx_q->tx_skbuff_dma[entry].len = nopaged_len; + tx_q->tx_skbuff_dma[entry].is_jumbo = true; desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB); priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len, csum, - STMMAC_RING_MODE, 0, true); + STMMAC_RING_MODE, 0, + true, skb->len); } - priv->cur_tx = entry; + tx_q->cur_tx = entry; return entry; } @@ -125,12 +129,13 @@ static void stmmac_init_desc3(struct dma_desc *p) static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p) { - struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr; - unsigned int entry = priv->dirty_tx; + struct stmmac_tx_queue *tx_q = (struct stmmac_tx_queue *)priv_ptr; + struct stmmac_priv *priv = tx_q->priv_data; + unsigned int entry = tx_q->dirty_tx; /* des3 is only used for jumbo frames tx or time stamping */ - if (unlikely(priv->tx_skbuff_dma[entry].is_jumbo || - (priv->tx_skbuff_dma[entry].last_segment && + if (unlikely(tx_q->tx_skbuff_dma[entry].is_jumbo || + (tx_q->tx_skbuff_dma[entry].last_segment && !priv->extend_desc && priv->hwts_tx_en))) p->des3 = 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index cd8fb619b1e9..33efe7038cab 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -46,38 +46,51 @@ struct stmmac_tx_info { bool is_jumbo; }; -struct stmmac_priv { - /* Frequently used values are kept adjacent for cache effect */ +/* Frequently used values are kept adjacent for cache effect */ +struct stmmac_tx_queue { + u32 queue_index; + struct stmmac_priv *priv_data; struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp; struct dma_desc *dma_tx; struct sk_buff **tx_skbuff; + struct stmmac_tx_info *tx_skbuff_dma; unsigned int cur_tx; unsigned int dirty_tx; + dma_addr_t dma_tx_phy; + u32 tx_tail_addr; +}; + +struct stmmac_rx_queue { + u32 queue_index; + struct stmmac_priv *priv_data; + struct dma_extended_desc *dma_erx; + struct dma_desc *dma_rx ____cacheline_aligned_in_smp; + struct sk_buff **rx_skbuff; + dma_addr_t *rx_skbuff_dma; + unsigned int cur_rx; + unsigned int dirty_rx; + u32 rx_zeroc_thresh; + dma_addr_t dma_rx_phy; + u32 rx_tail_addr; + struct napi_struct napi ____cacheline_aligned_in_smp; +}; + +struct stmmac_priv { + /* Frequently used values are kept adjacent for cache effect */ u32 tx_count_frames; u32 tx_coal_frames; u32 tx_coal_timer; - struct stmmac_tx_info *tx_skbuff_dma; - dma_addr_t dma_tx_phy; + int tx_coalesce; int hwts_tx_en; bool tx_path_in_lpi_mode; struct timer_list txtimer; bool tso; - struct dma_desc *dma_rx ____cacheline_aligned_in_smp; - struct dma_extended_desc *dma_erx; - struct sk_buff **rx_skbuff; - unsigned int cur_rx; - unsigned int dirty_rx; unsigned int dma_buf_sz; unsigned int rx_copybreak; - unsigned int rx_zeroc_thresh; u32 rx_riwt; int hwts_rx_en; - dma_addr_t *rx_skbuff_dma; - dma_addr_t dma_rx_phy; - - struct napi_struct napi ____cacheline_aligned_in_smp; void __iomem *ioaddr; struct net_device *dev; @@ -85,6 +98,12 @@ struct stmmac_priv { struct mac_device_info *hw; spinlock_t lock; + /* RX Queue */ + struct stmmac_rx_queue rx_queue[MTL_MAX_RX_QUEUES]; + + /* TX Queue */ + struct stmmac_tx_queue tx_queue[MTL_MAX_TX_QUEUES]; + int oldlink; int speed; int oldduplex; @@ -119,8 +138,6 @@ struct stmmac_priv { spinlock_t ptp_lock; void __iomem *mmcaddr; void __iomem *ptpaddr; - u32 rx_tail_addr; - u32 tx_tail_addr; u32 mss; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index 85d64114e159..16808e48ca1c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -481,6 +481,7 @@ stmmac_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct stmmac_priv *priv = netdev_priv(netdev); + u32 tx_cnt = priv->plat->tx_queues_to_use; struct phy_device *phy = netdev->phydev; int new_pause = FLOW_OFF; @@ -511,7 +512,7 @@ stmmac_set_pauseparam(struct net_device *netdev, } priv->hw->mac->flow_ctrl(priv->hw, phy->duplex, priv->flow_ctrl, - priv->pause); + priv->pause, tx_cnt); return 0; } @@ -519,6 +520,8 @@ static void stmmac_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *dummy, u64 *data) { struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_queues_count = priv->plat->rx_queues_to_use; + u32 tx_queues_count = priv->plat->tx_queues_to_use; int i, j = 0; /* Update the DMA HW counters for dwmac10/100 */ @@ -549,7 +552,8 @@ static void stmmac_get_ethtool_stats(struct net_device *dev, if ((priv->hw->mac->debug) && (priv->synopsys_id >= DWMAC_CORE_3_50)) priv->hw->mac->debug(priv->ioaddr, - (void *)&priv->xstats); + (void *)&priv->xstats, + rx_queues_count, tx_queues_count); } for (i = 0; i < STMMAC_STATS_LEN; i++) { char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset; @@ -726,6 +730,7 @@ static int stmmac_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) { struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_cnt = priv->plat->rx_queues_to_use; unsigned int rx_riwt; /* Check not supported parameters */ @@ -764,7 +769,7 @@ static int stmmac_set_coalesce(struct net_device *dev, priv->tx_coal_frames = ec->tx_max_coalesced_frames; priv->tx_coal_timer = ec->tx_coalesce_usecs; priv->rx_riwt = rx_riwt; - priv->hw->dma->rx_watchdog(priv->ioaddr, priv->rx_riwt); + priv->hw->dma->rx_watchdog(priv->ioaddr, priv->rx_riwt, rx_cnt); return 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 4498a3861aa3..cd8c60132390 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -139,6 +139,64 @@ static void stmmac_verify_args(void) } /** + * stmmac_disable_all_queues - Disable all queues + * @priv: driver private structure + */ +static void stmmac_disable_all_queues(struct stmmac_priv *priv) +{ + u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 queue; + + for (queue = 0; queue < rx_queues_cnt; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + napi_disable(&rx_q->napi); + } +} + +/** + * stmmac_enable_all_queues - Enable all queues + * @priv: driver private structure + */ +static void stmmac_enable_all_queues(struct stmmac_priv *priv) +{ + u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 queue; + + for (queue = 0; queue < rx_queues_cnt; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + napi_enable(&rx_q->napi); + } +} + +/** + * stmmac_stop_all_queues - Stop all queues + * @priv: driver private structure + */ +static void stmmac_stop_all_queues(struct stmmac_priv *priv) +{ + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + for (queue = 0; queue < tx_queues_cnt; queue++) + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); +} + +/** + * stmmac_start_all_queues - Start all queues + * @priv: driver private structure + */ +static void stmmac_start_all_queues(struct stmmac_priv *priv) +{ + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + for (queue = 0; queue < tx_queues_cnt; queue++) + netif_tx_start_queue(netdev_get_tx_queue(priv->dev, queue)); +} + +/** * stmmac_clk_csr_set - dynamically set the MDC clock * @priv: driver private structure * Description: this is to dynamically set the MDC clock according to the csr @@ -185,26 +243,33 @@ static void print_pkt(unsigned char *buf, int len) print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, buf, len); } -static inline u32 stmmac_tx_avail(struct stmmac_priv *priv) +static inline u32 stmmac_tx_avail(struct stmmac_priv *priv, u32 queue) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; u32 avail; - if (priv->dirty_tx > priv->cur_tx) - avail = priv->dirty_tx - priv->cur_tx - 1; + if (tx_q->dirty_tx > tx_q->cur_tx) + avail = tx_q->dirty_tx - tx_q->cur_tx - 1; else - avail = DMA_TX_SIZE - priv->cur_tx + priv->dirty_tx - 1; + avail = DMA_TX_SIZE - tx_q->cur_tx + tx_q->dirty_tx - 1; return avail; } -static inline u32 stmmac_rx_dirty(struct stmmac_priv *priv) +/** + * stmmac_rx_dirty - Get RX queue dirty + * @priv: driver private structure + * @queue: RX queue index + */ +static inline u32 stmmac_rx_dirty(struct stmmac_priv *priv, u32 queue) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; u32 dirty; - if (priv->dirty_rx <= priv->cur_rx) - dirty = priv->cur_rx - priv->dirty_rx; + if (rx_q->dirty_rx <= rx_q->cur_rx) + dirty = rx_q->cur_rx - rx_q->dirty_rx; else - dirty = DMA_RX_SIZE - priv->dirty_rx + priv->cur_rx; + dirty = DMA_RX_SIZE - rx_q->dirty_rx + rx_q->cur_rx; return dirty; } @@ -232,9 +297,19 @@ static inline void stmmac_hw_fix_mac_speed(struct stmmac_priv *priv) */ static void stmmac_enable_eee_mode(struct stmmac_priv *priv) { + u32 tx_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + /* check if all TX queues have the work finished */ + for (queue = 0; queue < tx_cnt; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + if (tx_q->dirty_tx != tx_q->cur_tx) + return; /* still unfinished work */ + } + /* Check and enter in LPI mode */ - if ((priv->dirty_tx == priv->cur_tx) && - (priv->tx_path_in_lpi_mode == false)) + if (!priv->tx_path_in_lpi_mode) priv->hw->mac->set_eee_mode(priv->hw, priv->plat->en_tx_lpi_clockgating); } @@ -673,6 +748,19 @@ static void stmmac_release_ptp(struct stmmac_priv *priv) } /** + * stmmac_mac_flow_ctrl - Configure flow control in all queues + * @priv: driver private structure + * Description: It is used for configuring the flow control in all queues + */ +static void stmmac_mac_flow_ctrl(struct stmmac_priv *priv, u32 duplex) +{ + u32 tx_cnt = priv->plat->tx_queues_to_use; + + priv->hw->mac->flow_ctrl(priv->hw, duplex, priv->flow_ctrl, + priv->pause, tx_cnt); +} + +/** * stmmac_adjust_link - adjusts the link parameters * @dev: net device structure * Description: this is the helper called by the physical abstraction layer @@ -687,7 +775,6 @@ static void stmmac_adjust_link(struct net_device *dev) struct phy_device *phydev = dev->phydev; unsigned long flags; int new_state = 0; - unsigned int fc = priv->flow_ctrl, pause_time = priv->pause; if (!phydev) return; @@ -709,8 +796,7 @@ static void stmmac_adjust_link(struct net_device *dev) } /* Flow Control operation */ if (phydev->pause) - priv->hw->mac->flow_ctrl(priv->hw, phydev->duplex, - fc, pause_time); + stmmac_mac_flow_ctrl(priv, phydev->duplex); if (phydev->speed != priv->speed) { new_state = 1; @@ -878,22 +964,56 @@ static int stmmac_init_phy(struct net_device *dev) return 0; } -static void stmmac_display_rings(struct stmmac_priv *priv) +static void stmmac_display_rx_rings(struct stmmac_priv *priv) { - void *head_rx, *head_tx; + u32 rx_cnt = priv->plat->rx_queues_to_use; + void *head_rx; + u32 queue; - if (priv->extend_desc) { - head_rx = (void *)priv->dma_erx; - head_tx = (void *)priv->dma_etx; - } else { - head_rx = (void *)priv->dma_rx; - head_tx = (void *)priv->dma_tx; + /* Display RX rings */ + for (queue = 0; queue < rx_cnt; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + pr_info("\tRX Queue %u rings\n", queue); + + if (priv->extend_desc) + head_rx = (void *)rx_q->dma_erx; + else + head_rx = (void *)rx_q->dma_rx; + + /* Display RX ring */ + priv->hw->desc->display_ring(head_rx, DMA_RX_SIZE, true); + } +} + +static void stmmac_display_tx_rings(struct stmmac_priv *priv) +{ + u32 tx_cnt = priv->plat->tx_queues_to_use; + void *head_tx; + u32 queue; + + /* Display TX rings */ + for (queue = 0; queue < tx_cnt; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + pr_info("\tTX Queue %d rings\n", queue); + + if (priv->extend_desc) + head_tx = (void *)tx_q->dma_etx; + else + head_tx = (void *)tx_q->dma_tx; + + priv->hw->desc->display_ring(head_tx, DMA_TX_SIZE, false); } +} + +static void stmmac_display_rings(struct stmmac_priv *priv) +{ + /* Display RX ring */ + stmmac_display_rx_rings(priv); - /* Display Rx ring */ - priv->hw->desc->display_ring(head_rx, DMA_RX_SIZE, true); - /* Display Tx ring */ - priv->hw->desc->display_ring(head_tx, DMA_TX_SIZE, false); + /* Display TX ring */ + stmmac_display_tx_rings(priv); } static int stmmac_set_bfsize(int mtu, int bufsize) @@ -913,48 +1033,88 @@ static int stmmac_set_bfsize(int mtu, int bufsize) } /** - * stmmac_clear_descriptors - clear descriptors + * stmmac_clear_rx_descriptors - clear RX descriptors * @priv: driver private structure - * Description: this function is called to clear the tx and rx descriptors + * @queue: RX queue index + * Description: this function is called to clear the RX descriptors * in case of both basic and extended descriptors are used. */ -static void stmmac_clear_descriptors(struct stmmac_priv *priv) +static void stmmac_clear_rx_descriptors(struct stmmac_priv *priv, u32 queue) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; int i; - /* Clear the Rx/Tx descriptors */ + /* Clear the RX descriptors */ for (i = 0; i < DMA_RX_SIZE; i++) if (priv->extend_desc) - priv->hw->desc->init_rx_desc(&priv->dma_erx[i].basic, + priv->hw->desc->init_rx_desc(&rx_q->dma_erx[i].basic, priv->use_riwt, priv->mode, (i == DMA_RX_SIZE - 1)); else - priv->hw->desc->init_rx_desc(&priv->dma_rx[i], + priv->hw->desc->init_rx_desc(&rx_q->dma_rx[i], priv->use_riwt, priv->mode, (i == DMA_RX_SIZE - 1)); +} + +/** + * stmmac_clear_tx_descriptors - clear tx descriptors + * @priv: driver private structure + * @queue: TX queue index. + * Description: this function is called to clear the TX descriptors + * in case of both basic and extended descriptors are used. + */ +static void stmmac_clear_tx_descriptors(struct stmmac_priv *priv, u32 queue) +{ + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + int i; + + /* Clear the TX descriptors */ for (i = 0; i < DMA_TX_SIZE; i++) if (priv->extend_desc) - priv->hw->desc->init_tx_desc(&priv->dma_etx[i].basic, + priv->hw->desc->init_tx_desc(&tx_q->dma_etx[i].basic, priv->mode, (i == DMA_TX_SIZE - 1)); else - priv->hw->desc->init_tx_desc(&priv->dma_tx[i], + priv->hw->desc->init_tx_desc(&tx_q->dma_tx[i], priv->mode, (i == DMA_TX_SIZE - 1)); } /** + * stmmac_clear_descriptors - clear descriptors + * @priv: driver private structure + * Description: this function is called to clear the TX and RX descriptors + * in case of both basic and extended descriptors are used. + */ +static void stmmac_clear_descriptors(struct stmmac_priv *priv) +{ + u32 rx_queue_cnt = priv->plat->rx_queues_to_use; + u32 tx_queue_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + /* Clear the RX descriptors */ + for (queue = 0; queue < rx_queue_cnt; queue++) + stmmac_clear_rx_descriptors(priv, queue); + + /* Clear the TX descriptors */ + for (queue = 0; queue < tx_queue_cnt; queue++) + stmmac_clear_tx_descriptors(priv, queue); +} + +/** * stmmac_init_rx_buffers - init the RX descriptor buffer. * @priv: driver private structure * @p: descriptor pointer * @i: descriptor index - * @flags: gfp flag. + * @flags: gfp flag + * @queue: RX queue index * Description: this function is called to allocate a receive buffer, perform * the DMA mapping and init the descriptor. */ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p, - int i, gfp_t flags) + int i, gfp_t flags, u32 queue) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; struct sk_buff *skb; skb = __netdev_alloc_skb_ip_align(priv->dev, priv->dma_buf_sz, flags); @@ -963,20 +1123,20 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p, "%s: Rx init fails; skb is NULL\n", __func__); return -ENOMEM; } - priv->rx_skbuff[i] = skb; - priv->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data, + rx_q->rx_skbuff[i] = skb; + rx_q->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data, priv->dma_buf_sz, DMA_FROM_DEVICE); - if (dma_mapping_error(priv->device, priv->rx_skbuff_dma[i])) { + if (dma_mapping_error(priv->device, rx_q->rx_skbuff_dma[i])) { netdev_err(priv->dev, "%s: DMA mapping error\n", __func__); dev_kfree_skb_any(skb); return -EINVAL; } if (priv->synopsys_id >= DWMAC_CORE_4_00) - p->des0 = cpu_to_le32(priv->rx_skbuff_dma[i]); + p->des0 = cpu_to_le32(rx_q->rx_skbuff_dma[i]); else - p->des2 = cpu_to_le32(priv->rx_skbuff_dma[i]); + p->des2 = cpu_to_le32(rx_q->rx_skbuff_dma[i]); if ((priv->hw->mode->init_desc3) && (priv->dma_buf_sz == BUF_SIZE_16KiB)) @@ -985,30 +1145,71 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p, return 0; } -static void stmmac_free_rx_buffers(struct stmmac_priv *priv, int i) +/** + * stmmac_free_rx_buffer - free RX dma buffers + * @priv: private structure + * @queue: RX queue index + * @i: buffer index. + */ +static void stmmac_free_rx_buffer(struct stmmac_priv *priv, u32 queue, int i) { - if (priv->rx_skbuff[i]) { - dma_unmap_single(priv->device, priv->rx_skbuff_dma[i], + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + if (rx_q->rx_skbuff[i]) { + dma_unmap_single(priv->device, rx_q->rx_skbuff_dma[i], priv->dma_buf_sz, DMA_FROM_DEVICE); - dev_kfree_skb_any(priv->rx_skbuff[i]); + dev_kfree_skb_any(rx_q->rx_skbuff[i]); } - priv->rx_skbuff[i] = NULL; + rx_q->rx_skbuff[i] = NULL; } /** - * init_dma_desc_rings - init the RX/TX descriptor rings + * stmmac_free_tx_buffer - free RX dma buffers + * @priv: private structure + * @queue: RX queue index + * @i: buffer index. + */ +static void stmmac_free_tx_buffer(struct stmmac_priv *priv, u32 queue, int i) +{ + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + if (tx_q->tx_skbuff_dma[i].buf) { + if (tx_q->tx_skbuff_dma[i].map_as_page) + dma_unmap_page(priv->device, + tx_q->tx_skbuff_dma[i].buf, + tx_q->tx_skbuff_dma[i].len, + DMA_TO_DEVICE); + else + dma_unmap_single(priv->device, + tx_q->tx_skbuff_dma[i].buf, + tx_q->tx_skbuff_dma[i].len, + DMA_TO_DEVICE); + } + + if (tx_q->tx_skbuff[i]) { + dev_kfree_skb_any(tx_q->tx_skbuff[i]); + tx_q->tx_skbuff[i] = NULL; + tx_q->tx_skbuff_dma[i].buf = 0; + tx_q->tx_skbuff_dma[i].map_as_page = false; + } +} + +/** + * init_dma_rx_desc_rings - init the RX descriptor rings * @dev: net device structure * @flags: gfp flag. - * Description: this function initializes the DMA RX/TX descriptors + * Description: this function initializes the DMA RX descriptors * and allocates the socket buffers. It supports the chained and ring * modes. */ -static int init_dma_desc_rings(struct net_device *dev, gfp_t flags) +static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags) { - int i; struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_count = priv->plat->rx_queues_to_use; unsigned int bfsize = 0; int ret = -ENOMEM; + u32 queue; + int i; if (priv->hw->mode->set_16kib_bfsize) bfsize = priv->hw->mode->set_16kib_bfsize(dev->mtu); @@ -1018,235 +1219,409 @@ static int init_dma_desc_rings(struct net_device *dev, gfp_t flags) priv->dma_buf_sz = bfsize; - netif_dbg(priv, probe, priv->dev, - "(%s) dma_rx_phy=0x%08x dma_tx_phy=0x%08x\n", - __func__, (u32)priv->dma_rx_phy, (u32)priv->dma_tx_phy); - /* RX INITIALIZATION */ netif_dbg(priv, probe, priv->dev, "SKB addresses:\nskb\t\tskb data\tdma data\n"); - for (i = 0; i < DMA_RX_SIZE; i++) { - struct dma_desc *p; - if (priv->extend_desc) - p = &((priv->dma_erx + i)->basic); - else - p = priv->dma_rx + i; + for (queue = 0; queue < rx_count; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; - ret = stmmac_init_rx_buffers(priv, p, i, flags); - if (ret) - goto err_init_rx_buffers; + netif_dbg(priv, probe, priv->dev, + "(%s) dma_rx_phy=0x%08x\n", __func__, + (u32)rx_q->dma_rx_phy); - netif_dbg(priv, probe, priv->dev, "[%p]\t[%p]\t[%x]\n", - priv->rx_skbuff[i], priv->rx_skbuff[i]->data, - (unsigned int)priv->rx_skbuff_dma[i]); + for (i = 0; i < DMA_RX_SIZE; i++) { + struct dma_desc *p; + + if (priv->extend_desc) + p = &((rx_q->dma_erx + i)->basic); + else + p = rx_q->dma_rx + i; + + ret = stmmac_init_rx_buffers(priv, p, i, flags, + queue); + if (ret) + goto err_init_rx_buffers; + + netif_dbg(priv, probe, priv->dev, "[%p]\t[%p]\t[%x]\n", + rx_q->rx_skbuff[i], rx_q->rx_skbuff[i]->data, + (unsigned int)rx_q->rx_skbuff_dma[i]); + } + + rx_q->cur_rx = 0; + rx_q->dirty_rx = (unsigned int)(i - DMA_RX_SIZE); + + stmmac_clear_rx_descriptors(priv, queue); + + /* Setup the chained descriptor addresses */ + if (priv->mode == STMMAC_CHAIN_MODE) { + if (priv->extend_desc) + priv->hw->mode->init(rx_q->dma_erx, + rx_q->dma_rx_phy, + DMA_RX_SIZE, 1); + else + priv->hw->mode->init(rx_q->dma_rx, + rx_q->dma_rx_phy, + DMA_RX_SIZE, 0); + } } - priv->cur_rx = 0; - priv->dirty_rx = (unsigned int)(i - DMA_RX_SIZE); + buf_sz = bfsize; - /* Setup the chained descriptor addresses */ - if (priv->mode == STMMAC_CHAIN_MODE) { - if (priv->extend_desc) { - priv->hw->mode->init(priv->dma_erx, priv->dma_rx_phy, - DMA_RX_SIZE, 1); - priv->hw->mode->init(priv->dma_etx, priv->dma_tx_phy, - DMA_TX_SIZE, 1); - } else { - priv->hw->mode->init(priv->dma_rx, priv->dma_rx_phy, - DMA_RX_SIZE, 0); - priv->hw->mode->init(priv->dma_tx, priv->dma_tx_phy, - DMA_TX_SIZE, 0); - } + return 0; + +err_init_rx_buffers: + while (queue >= 0) { + while (--i >= 0) + stmmac_free_rx_buffer(priv, queue, i); + + if (queue == 0) + break; + + i = DMA_RX_SIZE; + queue--; } - /* TX INITIALIZATION */ - for (i = 0; i < DMA_TX_SIZE; i++) { - struct dma_desc *p; - if (priv->extend_desc) - p = &((priv->dma_etx + i)->basic); - else - p = priv->dma_tx + i; + return ret; +} - if (priv->synopsys_id >= DWMAC_CORE_4_00) { - p->des0 = 0; - p->des1 = 0; - p->des2 = 0; - p->des3 = 0; - } else { - p->des2 = 0; +/** + * init_dma_tx_desc_rings - init the TX descriptor rings + * @dev: net device structure. + * Description: this function initializes the DMA TX descriptors + * and allocates the socket buffers. It supports the chained and ring + * modes. + */ +static int init_dma_tx_desc_rings(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + u32 tx_queue_cnt = priv->plat->tx_queues_to_use; + u32 queue; + int i; + + for (queue = 0; queue < tx_queue_cnt; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + netif_dbg(priv, probe, priv->dev, + "(%s) dma_tx_phy=0x%08x\n", __func__, + (u32)tx_q->dma_tx_phy); + + /* Setup the chained descriptor addresses */ + if (priv->mode == STMMAC_CHAIN_MODE) { + if (priv->extend_desc) + priv->hw->mode->init(tx_q->dma_etx, + tx_q->dma_tx_phy, + DMA_TX_SIZE, 1); + else + priv->hw->mode->init(tx_q->dma_tx, + tx_q->dma_tx_phy, + DMA_TX_SIZE, 0); + } + + for (i = 0; i < DMA_TX_SIZE; i++) { + struct dma_desc *p; + if (priv->extend_desc) + p = &((tx_q->dma_etx + i)->basic); + else + p = tx_q->dma_tx + i; + + if (priv->synopsys_id >= DWMAC_CORE_4_00) { + p->des0 = 0; + p->des1 = 0; + p->des2 = 0; + p->des3 = 0; + } else { + p->des2 = 0; + } + + tx_q->tx_skbuff_dma[i].buf = 0; + tx_q->tx_skbuff_dma[i].map_as_page = false; + tx_q->tx_skbuff_dma[i].len = 0; + tx_q->tx_skbuff_dma[i].last_segment = false; + tx_q->tx_skbuff[i] = NULL; } - priv->tx_skbuff_dma[i].buf = 0; - priv->tx_skbuff_dma[i].map_as_page = false; - priv->tx_skbuff_dma[i].len = 0; - priv->tx_skbuff_dma[i].last_segment = false; - priv->tx_skbuff[i] = NULL; + tx_q->dirty_tx = 0; + tx_q->cur_tx = 0; + + netdev_tx_reset_queue(netdev_get_tx_queue(priv->dev, queue)); } - priv->dirty_tx = 0; - priv->cur_tx = 0; - netdev_reset_queue(priv->dev); + return 0; +} + +/** + * init_dma_desc_rings - init the RX/TX descriptor rings + * @dev: net device structure + * @flags: gfp flag. + * Description: this function initializes the DMA RX/TX descriptors + * and allocates the socket buffers. It supports the chained and ring + * modes. + */ +static int init_dma_desc_rings(struct net_device *dev, gfp_t flags) +{ + struct stmmac_priv *priv = netdev_priv(dev); + int ret; + + ret = init_dma_rx_desc_rings(dev, flags); + if (ret) + return ret; + + ret = init_dma_tx_desc_rings(dev); stmmac_clear_descriptors(priv); if (netif_msg_hw(priv)) stmmac_display_rings(priv); - return 0; -err_init_rx_buffers: - while (--i >= 0) - stmmac_free_rx_buffers(priv, i); return ret; } -static void dma_free_rx_skbufs(struct stmmac_priv *priv) +/** + * dma_free_rx_skbufs - free RX dma buffers + * @priv: private structure + * @queue: RX queue index + */ +static void dma_free_rx_skbufs(struct stmmac_priv *priv, u32 queue) { int i; for (i = 0; i < DMA_RX_SIZE; i++) - stmmac_free_rx_buffers(priv, i); + stmmac_free_rx_buffer(priv, queue, i); } -static void dma_free_tx_skbufs(struct stmmac_priv *priv) +/** + * dma_free_tx_skbufs - free TX dma buffers + * @priv: private structure + * @queue: TX queue index + */ +static void dma_free_tx_skbufs(struct stmmac_priv *priv, u32 queue) { int i; - for (i = 0; i < DMA_TX_SIZE; i++) { - if (priv->tx_skbuff_dma[i].buf) { - if (priv->tx_skbuff_dma[i].map_as_page) - dma_unmap_page(priv->device, - priv->tx_skbuff_dma[i].buf, - priv->tx_skbuff_dma[i].len, - DMA_TO_DEVICE); - else - dma_unmap_single(priv->device, - priv->tx_skbuff_dma[i].buf, - priv->tx_skbuff_dma[i].len, - DMA_TO_DEVICE); - } + for (i = 0; i < DMA_TX_SIZE; i++) + stmmac_free_tx_buffer(priv, queue, i); +} - if (priv->tx_skbuff[i]) { - dev_kfree_skb_any(priv->tx_skbuff[i]); - priv->tx_skbuff[i] = NULL; - priv->tx_skbuff_dma[i].buf = 0; - priv->tx_skbuff_dma[i].map_as_page = false; - } +/** + * free_dma_rx_desc_resources - free RX dma desc resources + * @priv: private structure + */ +static void free_dma_rx_desc_resources(struct stmmac_priv *priv) +{ + u32 rx_count = priv->plat->rx_queues_to_use; + u32 queue; + + /* Free RX queue resources */ + for (queue = 0; queue < rx_count; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + /* Release the DMA RX socket buffers */ + dma_free_rx_skbufs(priv, queue); + + /* Free DMA regions of consistent memory previously allocated */ + if (!priv->extend_desc) + dma_free_coherent(priv->device, + DMA_RX_SIZE * sizeof(struct dma_desc), + rx_q->dma_rx, rx_q->dma_rx_phy); + else + dma_free_coherent(priv->device, DMA_RX_SIZE * + sizeof(struct dma_extended_desc), + rx_q->dma_erx, rx_q->dma_rx_phy); + + kfree(rx_q->rx_skbuff_dma); + kfree(rx_q->rx_skbuff); } } /** - * alloc_dma_desc_resources - alloc TX/RX resources. + * free_dma_tx_desc_resources - free TX dma desc resources + * @priv: private structure + */ +static void free_dma_tx_desc_resources(struct stmmac_priv *priv) +{ + u32 tx_count = priv->plat->tx_queues_to_use; + u32 queue = 0; + + /* Free TX queue resources */ + for (queue = 0; queue < tx_count; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + /* Release the DMA TX socket buffers */ + dma_free_tx_skbufs(priv, queue); + + /* Free DMA regions of consistent memory previously allocated */ + if (!priv->extend_desc) + dma_free_coherent(priv->device, + DMA_TX_SIZE * sizeof(struct dma_desc), + tx_q->dma_tx, tx_q->dma_tx_phy); + else + dma_free_coherent(priv->device, DMA_TX_SIZE * + sizeof(struct dma_extended_desc), + tx_q->dma_etx, tx_q->dma_tx_phy); + + kfree(tx_q->tx_skbuff_dma); + kfree(tx_q->tx_skbuff); + } +} + +/** + * alloc_dma_rx_desc_resources - alloc RX resources. * @priv: private structure * Description: according to which descriptor can be used (extend or basic) * this function allocates the resources for TX and RX paths. In case of * reception, for example, it pre-allocated the RX socket buffer in order to * allow zero-copy mechanism. */ -static int alloc_dma_desc_resources(struct stmmac_priv *priv) +static int alloc_dma_rx_desc_resources(struct stmmac_priv *priv) { + u32 rx_count = priv->plat->rx_queues_to_use; int ret = -ENOMEM; + u32 queue; - priv->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE, sizeof(dma_addr_t), - GFP_KERNEL); - if (!priv->rx_skbuff_dma) - return -ENOMEM; + /* RX queues buffers and DMA */ + for (queue = 0; queue < rx_count; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; - priv->rx_skbuff = kmalloc_array(DMA_RX_SIZE, sizeof(struct sk_buff *), - GFP_KERNEL); - if (!priv->rx_skbuff) - goto err_rx_skbuff; - - priv->tx_skbuff_dma = kmalloc_array(DMA_TX_SIZE, - sizeof(*priv->tx_skbuff_dma), - GFP_KERNEL); - if (!priv->tx_skbuff_dma) - goto err_tx_skbuff_dma; - - priv->tx_skbuff = kmalloc_array(DMA_TX_SIZE, sizeof(struct sk_buff *), - GFP_KERNEL); - if (!priv->tx_skbuff) - goto err_tx_skbuff; - - if (priv->extend_desc) { - priv->dma_erx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * - sizeof(struct - dma_extended_desc), - &priv->dma_rx_phy, - GFP_KERNEL); - if (!priv->dma_erx) - goto err_dma; + rx_q->queue_index = queue; + rx_q->priv_data = priv; - priv->dma_etx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * - sizeof(struct - dma_extended_desc), - &priv->dma_tx_phy, + rx_q->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE, + sizeof(dma_addr_t), GFP_KERNEL); - if (!priv->dma_etx) { - dma_free_coherent(priv->device, DMA_RX_SIZE * - sizeof(struct dma_extended_desc), - priv->dma_erx, priv->dma_rx_phy); - goto err_dma; - } - } else { - priv->dma_rx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * - sizeof(struct dma_desc), - &priv->dma_rx_phy, - GFP_KERNEL); - if (!priv->dma_rx) - goto err_dma; + if (!rx_q->rx_skbuff_dma) + return -ENOMEM; - priv->dma_tx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * - sizeof(struct dma_desc), - &priv->dma_tx_phy, - GFP_KERNEL); - if (!priv->dma_tx) { - dma_free_coherent(priv->device, DMA_RX_SIZE * - sizeof(struct dma_desc), - priv->dma_rx, priv->dma_rx_phy); + rx_q->rx_skbuff = kmalloc_array(DMA_RX_SIZE, + sizeof(struct sk_buff *), + GFP_KERNEL); + if (!rx_q->rx_skbuff) goto err_dma; + + if (priv->extend_desc) { + rx_q->dma_erx = dma_zalloc_coherent(priv->device, + DMA_RX_SIZE * + sizeof(struct + dma_extended_desc), + &rx_q->dma_rx_phy, + GFP_KERNEL); + if (!rx_q->dma_erx) + goto err_dma; + + } else { + rx_q->dma_rx = dma_zalloc_coherent(priv->device, + DMA_RX_SIZE * + sizeof(struct + dma_desc), + &rx_q->dma_rx_phy, + GFP_KERNEL); + if (!rx_q->dma_rx) + goto err_dma; } } return 0; err_dma: - kfree(priv->tx_skbuff); -err_tx_skbuff: - kfree(priv->tx_skbuff_dma); -err_tx_skbuff_dma: - kfree(priv->rx_skbuff); -err_rx_skbuff: - kfree(priv->rx_skbuff_dma); + free_dma_rx_desc_resources(priv); + return ret; } -static void free_dma_desc_resources(struct stmmac_priv *priv) +/** + * alloc_dma_tx_desc_resources - alloc TX resources. + * @priv: private structure + * Description: according to which descriptor can be used (extend or basic) + * this function allocates the resources for TX and RX paths. In case of + * reception, for example, it pre-allocated the RX socket buffer in order to + * allow zero-copy mechanism. + */ +static int alloc_dma_tx_desc_resources(struct stmmac_priv *priv) { - /* Release the DMA TX/RX socket buffers */ - dma_free_rx_skbufs(priv); - dma_free_tx_skbufs(priv); - - /* Free DMA regions of consistent memory previously allocated */ - if (!priv->extend_desc) { - dma_free_coherent(priv->device, - DMA_TX_SIZE * sizeof(struct dma_desc), - priv->dma_tx, priv->dma_tx_phy); - dma_free_coherent(priv->device, - DMA_RX_SIZE * sizeof(struct dma_desc), - priv->dma_rx, priv->dma_rx_phy); - } else { - dma_free_coherent(priv->device, DMA_TX_SIZE * - sizeof(struct dma_extended_desc), - priv->dma_etx, priv->dma_tx_phy); - dma_free_coherent(priv->device, DMA_RX_SIZE * - sizeof(struct dma_extended_desc), - priv->dma_erx, priv->dma_rx_phy); + u32 tx_count = priv->plat->tx_queues_to_use; + int ret = -ENOMEM; + u32 queue; + + /* TX queues buffers and DMA */ + for (queue = 0; queue < tx_count; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + tx_q->queue_index = queue; + tx_q->priv_data = priv; + + tx_q->tx_skbuff_dma = kmalloc_array(DMA_TX_SIZE, + sizeof(*tx_q->tx_skbuff_dma), + GFP_KERNEL); + if (!tx_q->tx_skbuff_dma) + return -ENOMEM; + + tx_q->tx_skbuff = kmalloc_array(DMA_TX_SIZE, + sizeof(struct sk_buff *), + GFP_KERNEL); + if (!tx_q->tx_skbuff) + goto err_dma_buffers; + + if (priv->extend_desc) { + tx_q->dma_etx = dma_zalloc_coherent(priv->device, + DMA_TX_SIZE * + sizeof(struct + dma_extended_desc), + &tx_q->dma_tx_phy, + GFP_KERNEL); + if (!tx_q->dma_etx) + goto err_dma_buffers; + } else { + tx_q->dma_tx = dma_zalloc_coherent(priv->device, + DMA_TX_SIZE * + sizeof(struct + dma_desc), + &tx_q->dma_tx_phy, + GFP_KERNEL); + if (!tx_q->dma_tx) + goto err_dma_buffers; + } } - kfree(priv->rx_skbuff_dma); - kfree(priv->rx_skbuff); - kfree(priv->tx_skbuff_dma); - kfree(priv->tx_skbuff); + + return 0; + +err_dma_buffers: + free_dma_tx_desc_resources(priv); + + return ret; +} + +/** + * alloc_dma_desc_resources - alloc TX/RX resources. + * @priv: private structure + * Description: according to which descriptor can be used (extend or basic) + * this function allocates the resources for TX and RX paths. In case of + * reception, for example, it pre-allocated the RX socket buffer in order to + * allow zero-copy mechanism. + */ +static int alloc_dma_desc_resources(struct stmmac_priv *priv) +{ + /* RX Allocation */ + int ret = alloc_dma_rx_desc_resources(priv); + + if (ret) + return ret; + + ret = alloc_dma_tx_desc_resources(priv); + + return ret; +} + +/** + * free_dma_desc_resources - free dma desc resources + * @priv: private structure + */ +static void free_dma_desc_resources(struct stmmac_priv *priv) +{ + /* Release the DMA RX socket buffers */ + free_dma_rx_desc_resources(priv); + + /* Release the DMA TX socket buffers */ + free_dma_tx_desc_resources(priv); } /** @@ -1256,19 +1631,104 @@ static void free_dma_desc_resources(struct stmmac_priv *priv) */ static void stmmac_mac_enable_rx_queues(struct stmmac_priv *priv) { - int rx_count = priv->dma_cap.number_rx_queues; - int queue = 0; + u32 rx_queues_count = priv->plat->rx_queues_to_use; + int queue; + u8 mode; - /* If GMAC does not have multiple queues, then this is not necessary*/ - if (rx_count == 1) - return; + for (queue = 0; queue < rx_queues_count; queue++) { + mode = priv->plat->rx_queues_cfg[queue].mode_to_use; + priv->hw->mac->rx_queue_enable(priv->hw, mode, queue); + } +} - /** - * If the core is synthesized with multiple rx queues / multiple - * dma channels, then rx queues will be disabled by default. - * For now only rx queue 0 is enabled. - */ - priv->hw->mac->rx_queue_enable(priv->hw, queue); +/** + * stmmac_start_rx_dma - start RX DMA channel + * @priv: driver private structure + * @chan: RX channel index + * Description: + * This starts a RX DMA channel + */ +static void stmmac_start_rx_dma(struct stmmac_priv *priv, u32 chan) +{ + netdev_dbg(priv->dev, "DMA RX processes started in channel %d\n", chan); + priv->hw->dma->start_rx(priv->ioaddr, chan); +} + +/** + * stmmac_start_tx_dma - start TX DMA channel + * @priv: driver private structure + * @chan: TX channel index + * Description: + * This starts a TX DMA channel + */ +static void stmmac_start_tx_dma(struct stmmac_priv *priv, u32 chan) +{ + netdev_dbg(priv->dev, "DMA TX processes started in channel %d\n", chan); + priv->hw->dma->start_tx(priv->ioaddr, chan); +} + +/** + * stmmac_stop_rx_dma - stop RX DMA channel + * @priv: driver private structure + * @chan: RX channel index + * Description: + * This stops a RX DMA channel + */ +static void stmmac_stop_rx_dma(struct stmmac_priv *priv, u32 chan) +{ + netdev_dbg(priv->dev, "DMA RX processes stopped in channel %d\n", chan); + priv->hw->dma->stop_rx(priv->ioaddr, chan); +} + +/** + * stmmac_stop_tx_dma - stop TX DMA channel + * @priv: driver private structure + * @chan: TX channel index + * Description: + * This stops a TX DMA channel + */ +static void stmmac_stop_tx_dma(struct stmmac_priv *priv, u32 chan) +{ + netdev_dbg(priv->dev, "DMA TX processes stopped in channel %d\n", chan); + priv->hw->dma->stop_tx(priv->ioaddr, chan); +} + +/** + * stmmac_start_all_dma - start all RX and TX DMA channels + * @priv: driver private structure + * Description: + * This starts all the RX and TX DMA channels + */ +static void stmmac_start_all_dma(struct stmmac_priv *priv) +{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 chan = 0; + + for (chan = 0; chan < rx_channels_count; chan++) + stmmac_start_rx_dma(priv, chan); + + for (chan = 0; chan < tx_channels_count; chan++) + stmmac_start_tx_dma(priv, chan); +} + +/** + * stmmac_stop_all_dma - stop all RX and TX DMA channels + * @priv: driver private structure + * Description: + * This stops the RX and TX DMA channels + */ +static void stmmac_stop_all_dma(struct stmmac_priv *priv) +{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 chan = 0; + + for (chan = 0; chan < rx_channels_count; chan++) + stmmac_stop_rx_dma(priv, chan); + + for (chan = 0; chan < tx_channels_count; chan++) + stmmac_stop_tx_dma(priv, chan); } /** @@ -1279,11 +1739,20 @@ static void stmmac_mac_enable_rx_queues(struct stmmac_priv *priv) */ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) { + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; int rxfifosz = priv->plat->rx_fifo_size; + u32 txmode = 0; + u32 rxmode = 0; + u32 chan = 0; - if (priv->plat->force_thresh_dma_mode) - priv->hw->dma->dma_mode(priv->ioaddr, tc, tc, rxfifosz); - else if (priv->plat->force_sf_dma_mode || priv->plat->tx_coe) { + if (rxfifosz == 0) + rxfifosz = priv->dma_cap.rx_fifo_size; + + if (priv->plat->force_thresh_dma_mode) { + txmode = tc; + rxmode = tc; + } else if (priv->plat->force_sf_dma_mode || priv->plat->tx_coe) { /* * In case of GMAC, SF mode can be enabled * to perform the TX COE in HW. This depends on: @@ -1291,37 +1760,53 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) * 2) There is no bugged Jumbo frame support * that needs to not insert csum in the TDES. */ - priv->hw->dma->dma_mode(priv->ioaddr, SF_DMA_MODE, SF_DMA_MODE, - rxfifosz); + txmode = SF_DMA_MODE; + rxmode = SF_DMA_MODE; priv->xstats.threshold = SF_DMA_MODE; - } else - priv->hw->dma->dma_mode(priv->ioaddr, tc, SF_DMA_MODE, + } else { + txmode = tc; + rxmode = SF_DMA_MODE; + } + + /* configure all channels */ + if (priv->synopsys_id >= DWMAC_CORE_4_00) { + for (chan = 0; chan < rx_channels_count; chan++) + priv->hw->dma->dma_rx_mode(priv->ioaddr, rxmode, chan, + rxfifosz); + + for (chan = 0; chan < tx_channels_count; chan++) + priv->hw->dma->dma_tx_mode(priv->ioaddr, txmode, chan); + } else { + priv->hw->dma->dma_mode(priv->ioaddr, txmode, rxmode, rxfifosz); + } } /** * stmmac_tx_clean - to manage the transmission completion * @priv: driver private structure + * @queue: TX queue index * Description: it reclaims the transmit resources after transmission completes. */ -static void stmmac_tx_clean(struct stmmac_priv *priv) +static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; unsigned int bytes_compl = 0, pkts_compl = 0; - unsigned int entry = priv->dirty_tx; + unsigned int entry = tx_q->dirty_tx; netif_tx_lock(priv->dev); priv->xstats.tx_clean++; - while (entry != priv->cur_tx) { - struct sk_buff *skb = priv->tx_skbuff[entry]; + while (entry != tx_q->cur_tx) { + struct sk_buff *skb = tx_q->tx_skbuff[entry]; struct dma_desc *p; int status; if (priv->extend_desc) - p = (struct dma_desc *)(priv->dma_etx + entry); + p = (struct dma_desc *)(tx_q->dma_etx + entry); else - p = priv->dma_tx + entry; + p = tx_q->dma_tx + entry; status = priv->hw->desc->tx_status(&priv->dev->stats, &priv->xstats, p, @@ -1342,48 +1827,51 @@ static void stmmac_tx_clean(struct stmmac_priv *priv) stmmac_get_tx_hwtstamp(priv, p, skb); } - if (likely(priv->tx_skbuff_dma[entry].buf)) { - if (priv->tx_skbuff_dma[entry].map_as_page) + if (likely(tx_q->tx_skbuff_dma[entry].buf)) { + if (tx_q->tx_skbuff_dma[entry].map_as_page) dma_unmap_page(priv->device, - priv->tx_skbuff_dma[entry].buf, - priv->tx_skbuff_dma[entry].len, + tx_q->tx_skbuff_dma[entry].buf, + tx_q->tx_skbuff_dma[entry].len, DMA_TO_DEVICE); else dma_unmap_single(priv->device, - priv->tx_skbuff_dma[entry].buf, - priv->tx_skbuff_dma[entry].len, + tx_q->tx_skbuff_dma[entry].buf, + tx_q->tx_skbuff_dma[entry].len, DMA_TO_DEVICE); - priv->tx_skbuff_dma[entry].buf = 0; - priv->tx_skbuff_dma[entry].len = 0; - priv->tx_skbuff_dma[entry].map_as_page = false; + tx_q->tx_skbuff_dma[entry].buf = 0; + tx_q->tx_skbuff_dma[entry].len = 0; + tx_q->tx_skbuff_dma[entry].map_as_page = false; } if (priv->hw->mode->clean_desc3) - priv->hw->mode->clean_desc3(priv, p); + priv->hw->mode->clean_desc3(tx_q, p); - priv->tx_skbuff_dma[entry].last_segment = false; - priv->tx_skbuff_dma[entry].is_jumbo = false; + tx_q->tx_skbuff_dma[entry].last_segment = false; + tx_q->tx_skbuff_dma[entry].is_jumbo = false; if (likely(skb != NULL)) { pkts_compl++; bytes_compl += skb->len; dev_consume_skb_any(skb); - priv->tx_skbuff[entry] = NULL; + tx_q->tx_skbuff[entry] = NULL; } priv->hw->desc->release_tx_desc(p, priv->mode); entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE); } - priv->dirty_tx = entry; + tx_q->dirty_tx = entry; - netdev_completed_queue(priv->dev, pkts_compl, bytes_compl); + netdev_tx_completed_queue(netdev_get_tx_queue(priv->dev, queue), + pkts_compl, bytes_compl); + + if (unlikely(netif_tx_queue_stopped(netdev_get_tx_queue(priv->dev, + queue))) && + stmmac_tx_avail(priv, queue) > STMMAC_TX_THRESH) { - if (unlikely(netif_queue_stopped(priv->dev) && - stmmac_tx_avail(priv) > STMMAC_TX_THRESH)) { netif_dbg(priv, tx_done, priv->dev, "%s: restart transmit\n", __func__); - netif_wake_queue(priv->dev); + netif_tx_wake_queue(netdev_get_tx_queue(priv->dev, queue)); } if ((priv->eee_enabled) && (!priv->tx_path_in_lpi_mode)) { @@ -1393,45 +1881,76 @@ static void stmmac_tx_clean(struct stmmac_priv *priv) netif_tx_unlock(priv->dev); } -static inline void stmmac_enable_dma_irq(struct stmmac_priv *priv) +static inline void stmmac_enable_dma_irq(struct stmmac_priv *priv, u32 chan) { - priv->hw->dma->enable_dma_irq(priv->ioaddr); + priv->hw->dma->enable_dma_irq(priv->ioaddr, chan); } -static inline void stmmac_disable_dma_irq(struct stmmac_priv *priv) +static inline void stmmac_disable_dma_irq(struct stmmac_priv *priv, u32 chan) { - priv->hw->dma->disable_dma_irq(priv->ioaddr); + priv->hw->dma->disable_dma_irq(priv->ioaddr, chan); } /** * stmmac_tx_err - to manage the tx error * @priv: driver private structure + * @chan: channel index * Description: it cleans the descriptors and restarts the transmission * in case of transmission errors. */ -static void stmmac_tx_err(struct stmmac_priv *priv) +static void stmmac_tx_err(struct stmmac_priv *priv, u32 chan) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[chan]; int i; - netif_stop_queue(priv->dev); - priv->hw->dma->stop_tx(priv->ioaddr); - dma_free_tx_skbufs(priv); + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, chan)); + + stmmac_stop_tx_dma(priv, chan); + dma_free_tx_skbufs(priv, chan); for (i = 0; i < DMA_TX_SIZE; i++) if (priv->extend_desc) - priv->hw->desc->init_tx_desc(&priv->dma_etx[i].basic, + priv->hw->desc->init_tx_desc(&tx_q->dma_etx[i].basic, priv->mode, (i == DMA_TX_SIZE - 1)); else - priv->hw->desc->init_tx_desc(&priv->dma_tx[i], + priv->hw->desc->init_tx_desc(&tx_q->dma_tx[i], priv->mode, (i == DMA_TX_SIZE - 1)); - priv->dirty_tx = 0; - priv->cur_tx = 0; - netdev_reset_queue(priv->dev); - priv->hw->dma->start_tx(priv->ioaddr); + tx_q->dirty_tx = 0; + tx_q->cur_tx = 0; + netdev_tx_reset_queue(netdev_get_tx_queue(priv->dev, chan)); + stmmac_start_tx_dma(priv, chan); priv->dev->stats.tx_errors++; - netif_wake_queue(priv->dev); + netif_tx_wake_queue(netdev_get_tx_queue(priv->dev, chan)); +} + +/** + * stmmac_set_dma_operation_mode - Set DMA operation mode by channel + * @priv: driver private structure + * @txmode: TX operating mode + * @rxmode: RX operating mode + * @chan: channel index + * Description: it is used for configuring of the DMA operation mode in + * runtime in order to program the tx/rx DMA thresholds or Store-And-Forward + * mode. + */ +static void stmmac_set_dma_operation_mode(struct stmmac_priv *priv, u32 txmode, + u32 rxmode, u32 chan) +{ + int rxfifosz = priv->plat->rx_fifo_size; + + if (rxfifosz == 0) + rxfifosz = priv->dma_cap.rx_fifo_size; + + if (priv->synopsys_id >= DWMAC_CORE_4_00) { + priv->hw->dma->dma_rx_mode(priv->ioaddr, rxmode, chan, + rxfifosz); + priv->hw->dma->dma_tx_mode(priv->ioaddr, txmode, chan); + } else { + priv->hw->dma->dma_mode(priv->ioaddr, txmode, rxmode, + rxfifosz); + } } /** @@ -1443,31 +1962,43 @@ static void stmmac_tx_err(struct stmmac_priv *priv) */ static void stmmac_dma_interrupt(struct stmmac_priv *priv) { + u32 tx_channel_count = priv->plat->tx_queues_to_use; int status; - int rxfifosz = priv->plat->rx_fifo_size; + u32 chan; - status = priv->hw->dma->dma_interrupt(priv->ioaddr, &priv->xstats); - if (likely((status & handle_rx)) || (status & handle_tx)) { - if (likely(napi_schedule_prep(&priv->napi))) { - stmmac_disable_dma_irq(priv); - __napi_schedule(&priv->napi); + for (chan = 0; chan < tx_channel_count; chan++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[chan]; + + status = priv->hw->dma->dma_interrupt(priv->ioaddr, + &priv->xstats, chan); + if (likely((status & handle_rx)) || (status & handle_tx)) { + if (likely(napi_schedule_prep(&rx_q->napi))) { + stmmac_disable_dma_irq(priv, chan); + __napi_schedule(&rx_q->napi); + } } - } - if (unlikely(status & tx_hard_error_bump_tc)) { - /* Try to bump up the dma threshold on this failure */ - if (unlikely(priv->xstats.threshold != SF_DMA_MODE) && - (tc <= 256)) { - tc += 64; - if (priv->plat->force_thresh_dma_mode) - priv->hw->dma->dma_mode(priv->ioaddr, tc, tc, - rxfifosz); - else - priv->hw->dma->dma_mode(priv->ioaddr, tc, - SF_DMA_MODE, rxfifosz); - priv->xstats.threshold = tc; + + if (unlikely(status & tx_hard_error_bump_tc)) { + /* Try to bump up the dma threshold on this failure */ + if (unlikely(priv->xstats.threshold != SF_DMA_MODE) && + (tc <= 256)) { + tc += 64; + if (priv->plat->force_thresh_dma_mode) + stmmac_set_dma_operation_mode(priv, + tc, + tc, + chan); + else + stmmac_set_dma_operation_mode(priv, + tc, + SF_DMA_MODE, + chan); + priv->xstats.threshold = tc; + } + } else if (unlikely(status == tx_hard_error)) { + stmmac_tx_err(priv, chan); } - } else if (unlikely(status == tx_hard_error)) - stmmac_tx_err(priv); + } } /** @@ -1574,6 +2105,13 @@ static void stmmac_check_ether_addr(struct stmmac_priv *priv) */ static int stmmac_init_dma_engine(struct stmmac_priv *priv) { + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + struct stmmac_rx_queue *rx_q; + struct stmmac_tx_queue *tx_q; + u32 dummy_dma_rx_phy = 0; + u32 dummy_dma_tx_phy = 0; + u32 chan = 0; int atds = 0; int ret = 0; @@ -1591,19 +2129,49 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) return ret; } - priv->hw->dma->init(priv->ioaddr, priv->plat->dma_cfg, - priv->dma_tx_phy, priv->dma_rx_phy, atds); - if (priv->synopsys_id >= DWMAC_CORE_4_00) { - priv->rx_tail_addr = priv->dma_rx_phy + - (DMA_RX_SIZE * sizeof(struct dma_desc)); - priv->hw->dma->set_rx_tail_ptr(priv->ioaddr, priv->rx_tail_addr, - STMMAC_CHAN0); + /* DMA Configuration */ + priv->hw->dma->init(priv->ioaddr, priv->plat->dma_cfg, + dummy_dma_tx_phy, dummy_dma_rx_phy, atds); + + /* DMA RX Channel Configuration */ + for (chan = 0; chan < rx_channels_count; chan++) { + rx_q = &priv->rx_queue[chan]; + + priv->hw->dma->init_rx_chan(priv->ioaddr, + priv->plat->dma_cfg, + rx_q->dma_rx_phy, chan); + + rx_q->rx_tail_addr = rx_q->dma_rx_phy + + (DMA_RX_SIZE * sizeof(struct dma_desc)); + priv->hw->dma->set_rx_tail_ptr(priv->ioaddr, + rx_q->rx_tail_addr, + chan); + } + + /* DMA TX Channel Configuration */ + for (chan = 0; chan < tx_channels_count; chan++) { + tx_q = &priv->tx_queue[chan]; + + priv->hw->dma->init_chan(priv->ioaddr, + priv->plat->dma_cfg, + chan); + + priv->hw->dma->init_tx_chan(priv->ioaddr, + priv->plat->dma_cfg, + tx_q->dma_tx_phy, chan); - priv->tx_tail_addr = priv->dma_tx_phy + - (DMA_TX_SIZE * sizeof(struct dma_desc)); - priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, priv->tx_tail_addr, - STMMAC_CHAN0); + tx_q->tx_tail_addr = tx_q->dma_tx_phy + + (DMA_TX_SIZE * sizeof(struct dma_desc)); + priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, + tx_q->tx_tail_addr, + chan); + } + } else { + rx_q = &priv->rx_queue[chan]; + tx_q = &priv->tx_queue[chan]; + priv->hw->dma->init(priv->ioaddr, priv->plat->dma_cfg, + tx_q->dma_tx_phy, rx_q->dma_rx_phy, atds); } if (priv->plat->axi && priv->hw->dma->axi) @@ -1621,8 +2189,12 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) static void stmmac_tx_timer(unsigned long data) { struct stmmac_priv *priv = (struct stmmac_priv *)data; + u32 tx_queues_count = priv->plat->tx_queues_to_use; + u32 queue; - stmmac_tx_clean(priv); + /* let's scan all the tx queues */ + for (queue = 0; queue < tx_queues_count; queue++) + stmmac_tx_clean(priv, queue); } /** @@ -1644,6 +2216,196 @@ static void stmmac_init_tx_coalesce(struct stmmac_priv *priv) add_timer(&priv->txtimer); } +static void stmmac_set_rings_length(struct stmmac_priv *priv) +{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 chan; + + /* set TX ring length */ + if (priv->hw->dma->set_tx_ring_len) { + for (chan = 0; chan < tx_channels_count; chan++) + priv->hw->dma->set_tx_ring_len(priv->ioaddr, + (DMA_TX_SIZE - 1), chan); + } + + /* set RX ring length */ + if (priv->hw->dma->set_rx_ring_len) { + for (chan = 0; chan < rx_channels_count; chan++) + priv->hw->dma->set_rx_ring_len(priv->ioaddr, + (DMA_RX_SIZE - 1), chan); + } +} + +/** + * stmmac_set_tx_queue_weight - Set TX queue weight + * @priv: driver private structure + * Description: It is used for setting TX queues weight + */ +static void stmmac_set_tx_queue_weight(struct stmmac_priv *priv) +{ + u32 tx_queues_count = priv->plat->tx_queues_to_use; + u32 weight; + u32 queue; + + for (queue = 0; queue < tx_queues_count; queue++) { + weight = priv->plat->tx_queues_cfg[queue].weight; + priv->hw->mac->set_mtl_tx_queue_weight(priv->hw, weight, queue); + } +} + +/** + * stmmac_configure_cbs - Configure CBS in TX queue + * @priv: driver private structure + * Description: It is used for configuring CBS in AVB TX queues + */ +static void stmmac_configure_cbs(struct stmmac_priv *priv) +{ + u32 tx_queues_count = priv->plat->tx_queues_to_use; + u32 mode_to_use; + u32 queue; + + /* queue 0 is reserved for legacy traffic */ + for (queue = 1; queue < tx_queues_count; queue++) { + mode_to_use = priv->plat->tx_queues_cfg[queue].mode_to_use; + if (mode_to_use == MTL_QUEUE_DCB) + continue; + + priv->hw->mac->config_cbs(priv->hw, + priv->plat->tx_queues_cfg[queue].send_slope, + priv->plat->tx_queues_cfg[queue].idle_slope, + priv->plat->tx_queues_cfg[queue].high_credit, + priv->plat->tx_queues_cfg[queue].low_credit, + queue); + } +} + +/** + * stmmac_rx_queue_dma_chan_map - Map RX queue to RX dma channel + * @priv: driver private structure + * Description: It is used for mapping RX queues to RX dma channels + */ +static void stmmac_rx_queue_dma_chan_map(struct stmmac_priv *priv) +{ + u32 rx_queues_count = priv->plat->rx_queues_to_use; + u32 queue; + u32 chan; + + for (queue = 0; queue < rx_queues_count; queue++) { + chan = priv->plat->rx_queues_cfg[queue].chan; + priv->hw->mac->map_mtl_to_dma(priv->hw, queue, chan); + } +} + +/** + * stmmac_mac_config_rx_queues_prio - Configure RX Queue priority + * @priv: driver private structure + * Description: It is used for configuring the RX Queue Priority + */ +static void stmmac_mac_config_rx_queues_prio(struct stmmac_priv *priv) +{ + u32 rx_queues_count = priv->plat->rx_queues_to_use; + u32 queue; + u32 prio; + + for (queue = 0; queue < rx_queues_count; queue++) { + if (!priv->plat->rx_queues_cfg[queue].use_prio) + continue; + + prio = priv->plat->rx_queues_cfg[queue].prio; + priv->hw->mac->rx_queue_prio(priv->hw, prio, queue); + } +} + +/** + * stmmac_mac_config_tx_queues_prio - Configure TX Queue priority + * @priv: driver private structure + * Description: It is used for configuring the TX Queue Priority + */ +static void stmmac_mac_config_tx_queues_prio(struct stmmac_priv *priv) +{ + u32 tx_queues_count = priv->plat->tx_queues_to_use; + u32 queue; + u32 prio; + + for (queue = 0; queue < tx_queues_count; queue++) { + if (!priv->plat->tx_queues_cfg[queue].use_prio) + continue; + + prio = priv->plat->tx_queues_cfg[queue].prio; + priv->hw->mac->tx_queue_prio(priv->hw, prio, queue); + } +} + +/** + * stmmac_mac_config_rx_queues_routing - Configure RX Queue Routing + * @priv: driver private structure + * Description: It is used for configuring the RX queue routing + */ +static void stmmac_mac_config_rx_queues_routing(struct stmmac_priv *priv) +{ + u32 rx_queues_count = priv->plat->rx_queues_to_use; + u32 queue; + u8 packet; + + for (queue = 0; queue < rx_queues_count; queue++) { + /* no specific packet type routing specified for the queue */ + if (priv->plat->rx_queues_cfg[queue].pkt_route == 0x0) + continue; + + packet = priv->plat->rx_queues_cfg[queue].pkt_route; + priv->hw->mac->rx_queue_prio(priv->hw, packet, queue); + } +} + +/** + * stmmac_mtl_configuration - Configure MTL + * @priv: driver private structure + * Description: It is used for configurring MTL + */ +static void stmmac_mtl_configuration(struct stmmac_priv *priv) +{ + u32 rx_queues_count = priv->plat->rx_queues_to_use; + u32 tx_queues_count = priv->plat->tx_queues_to_use; + + if (tx_queues_count > 1 && priv->hw->mac->set_mtl_tx_queue_weight) + stmmac_set_tx_queue_weight(priv); + + /* Configure MTL RX algorithms */ + if (rx_queues_count > 1 && priv->hw->mac->prog_mtl_rx_algorithms) + priv->hw->mac->prog_mtl_rx_algorithms(priv->hw, + priv->plat->rx_sched_algorithm); + + /* Configure MTL TX algorithms */ + if (tx_queues_count > 1 && priv->hw->mac->prog_mtl_tx_algorithms) + priv->hw->mac->prog_mtl_tx_algorithms(priv->hw, + priv->plat->tx_sched_algorithm); + + /* Configure CBS in AVB TX queues */ + if (tx_queues_count > 1 && priv->hw->mac->config_cbs) + stmmac_configure_cbs(priv); + + /* Map RX MTL to DMA channels */ + if (priv->hw->mac->map_mtl_to_dma) + stmmac_rx_queue_dma_chan_map(priv); + + /* Enable MAC RX Queues */ + if (priv->hw->mac->rx_queue_enable) + stmmac_mac_enable_rx_queues(priv); + + /* Set RX priorities */ + if (rx_queues_count > 1 && priv->hw->mac->rx_queue_prio) + stmmac_mac_config_rx_queues_prio(priv); + + /* Set TX priorities */ + if (tx_queues_count > 1 && priv->hw->mac->tx_queue_prio) + stmmac_mac_config_tx_queues_prio(priv); + + /* Set RX routing */ + if (rx_queues_count > 1 && priv->hw->mac->rx_queue_routing) + stmmac_mac_config_rx_queues_routing(priv); +} + /** * stmmac_hw_setup - setup mac in a usable state. * @dev : pointer to the device structure. @@ -1659,6 +2421,9 @@ static void stmmac_init_tx_coalesce(struct stmmac_priv *priv) static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) { struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_cnt = priv->plat->rx_queues_to_use; + u32 tx_cnt = priv->plat->tx_queues_to_use; + u32 chan; int ret; /* DMA initialization and SW reset */ @@ -1688,9 +2453,9 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) /* Initialize the MAC Core */ priv->hw->mac->core_init(priv->hw, dev->mtu); - /* Initialize MAC RX Queues */ - if (priv->hw->mac->rx_queue_enable) - stmmac_mac_enable_rx_queues(priv); + /* Initialize MTL*/ + if (priv->synopsys_id >= DWMAC_CORE_4_00) + stmmac_mtl_configuration(priv); ret = priv->hw->mac->rx_ipc(priv->hw); if (!ret) { @@ -1700,10 +2465,7 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) } /* Enable the MAC Rx/Tx */ - if (priv->synopsys_id >= DWMAC_CORE_4_00) - stmmac_dwmac4_set_mac(priv->ioaddr, true); - else - stmmac_set_mac(priv->ioaddr, true); + priv->hw->mac->set_mac(priv->ioaddr, true); /* Set the HW DMA mode and the COE */ stmmac_dma_operation_mode(priv); @@ -1711,6 +2473,10 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) stmmac_mmc_setup(priv); if (init_ptp) { + ret = clk_prepare_enable(priv->plat->clk_ptp_ref); + if (ret < 0) + netdev_warn(priv->dev, "failed to enable PTP reference clock: %d\n", ret); + ret = stmmac_init_ptp(priv); if (ret == -EOPNOTSUPP) netdev_warn(priv->dev, "PTP not supported by HW\n"); @@ -1725,35 +2491,37 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) __func__); #endif /* Start the ball rolling... */ - netdev_dbg(priv->dev, "DMA RX/TX processes started...\n"); - priv->hw->dma->start_tx(priv->ioaddr); - priv->hw->dma->start_rx(priv->ioaddr); + stmmac_start_all_dma(priv); priv->tx_lpi_timer = STMMAC_DEFAULT_TWT_LS; if ((priv->use_riwt) && (priv->hw->dma->rx_watchdog)) { priv->rx_riwt = MAX_DMA_RIWT; - priv->hw->dma->rx_watchdog(priv->ioaddr, MAX_DMA_RIWT); + priv->hw->dma->rx_watchdog(priv->ioaddr, MAX_DMA_RIWT, rx_cnt); } if (priv->hw->pcs && priv->hw->mac->pcs_ctrl_ane) priv->hw->mac->pcs_ctrl_ane(priv->hw, 1, priv->hw->ps, 0); - /* set TX ring length */ - if (priv->hw->dma->set_tx_ring_len) - priv->hw->dma->set_tx_ring_len(priv->ioaddr, - (DMA_TX_SIZE - 1)); - /* set RX ring length */ - if (priv->hw->dma->set_rx_ring_len) - priv->hw->dma->set_rx_ring_len(priv->ioaddr, - (DMA_RX_SIZE - 1)); + /* set TX and RX rings length */ + stmmac_set_rings_length(priv); + /* Enable TSO */ - if (priv->tso) - priv->hw->dma->enable_tso(priv->ioaddr, 1, STMMAC_CHAN0); + if (priv->tso) { + for (chan = 0; chan < tx_cnt; chan++) + priv->hw->dma->enable_tso(priv->ioaddr, 1, chan); + } return 0; } +static void stmmac_hw_teardown(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + clk_disable_unprepare(priv->plat->clk_ptp_ref); +} + /** * stmmac_open - open entry point of the driver * @dev : pointer to the device structure. @@ -1821,7 +2589,7 @@ static int stmmac_open(struct net_device *dev) netdev_err(priv->dev, "%s: ERROR: allocating the IRQ %d (error: %d)\n", __func__, dev->irq, ret); - goto init_error; + goto irq_error; } /* Request the Wake IRQ in case of another line is used for WoL */ @@ -1848,8 +2616,8 @@ static int stmmac_open(struct net_device *dev) } } - napi_enable(&priv->napi); - netif_start_queue(dev); + stmmac_enable_all_queues(priv); + stmmac_start_all_queues(priv); return 0; @@ -1858,7 +2626,12 @@ lpiirq_error: free_irq(priv->wol_irq, dev); wolirq_error: free_irq(dev->irq, dev); +irq_error: + if (dev->phydev) + phy_stop(dev->phydev); + del_timer_sync(&priv->txtimer); + stmmac_hw_teardown(dev); init_error: free_dma_desc_resources(priv); dma_desc_error: @@ -1887,9 +2660,9 @@ static int stmmac_release(struct net_device *dev) phy_disconnect(dev->phydev); } - netif_stop_queue(dev); + stmmac_stop_all_queues(priv); - napi_disable(&priv->napi); + stmmac_disable_all_queues(priv); del_timer_sync(&priv->txtimer); @@ -1901,14 +2674,13 @@ static int stmmac_release(struct net_device *dev) free_irq(priv->lpi_irq, dev); /* Stop TX/RX DMA and clear the descriptors */ - priv->hw->dma->stop_tx(priv->ioaddr); - priv->hw->dma->stop_rx(priv->ioaddr); + stmmac_stop_all_dma(priv); /* Release and free the Rx/Tx resources */ free_dma_desc_resources(priv); /* Disable the MAC Rx/Tx */ - stmmac_set_mac(priv->ioaddr, false); + priv->hw->mac->set_mac(priv->ioaddr, false); netif_carrier_off(dev); @@ -1927,22 +2699,24 @@ static int stmmac_release(struct net_device *dev) * @des: buffer start address * @total_len: total length to fill in descriptors * @last_segmant: condition for the last descriptor + * @queue: TX queue index * Description: * This function fills descriptor and request new descriptors according to * buffer length to fill */ static void stmmac_tso_allocator(struct stmmac_priv *priv, unsigned int des, - int total_len, bool last_segment) + int total_len, bool last_segment, u32 queue) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; struct dma_desc *desc; - int tmp_len; u32 buff_size; + int tmp_len; tmp_len = total_len; while (tmp_len > 0) { - priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE); - desc = priv->dma_tx + priv->cur_tx; + tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, DMA_TX_SIZE); + desc = tx_q->dma_tx + tx_q->cur_tx; desc->des0 = cpu_to_le32(des + (total_len - tmp_len)); buff_size = tmp_len >= TSO_MAX_BUFF_SIZE ? @@ -1986,23 +2760,28 @@ static void stmmac_tso_allocator(struct stmmac_priv *priv, unsigned int des, */ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) { - u32 pay_len, mss; - int tmp_pay_len = 0; + struct dma_desc *desc, *first, *mss_desc = NULL; struct stmmac_priv *priv = netdev_priv(dev); int nfrags = skb_shinfo(skb)->nr_frags; + u32 queue = skb_get_queue_mapping(skb); unsigned int first_entry, des; - struct dma_desc *desc, *first, *mss_desc = NULL; + struct stmmac_tx_queue *tx_q; + int tmp_pay_len = 0; + u32 pay_len, mss; u8 proto_hdr_len; int i; + tx_q = &priv->tx_queue[queue]; + /* Compute header lengths */ proto_hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); /* Desc availability based on threshold should be enough safe */ - if (unlikely(stmmac_tx_avail(priv) < + if (unlikely(stmmac_tx_avail(priv, queue) < (((skb->len - proto_hdr_len) / TSO_MAX_BUFF_SIZE + 1)))) { - if (!netif_queue_stopped(dev)) { - netif_stop_queue(dev); + if (!netif_tx_queue_stopped(netdev_get_tx_queue(dev, queue))) { + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, + queue)); /* This is a hard error, log it. */ netdev_err(priv->dev, "%s: Tx Ring full when queue awake\n", @@ -2017,10 +2796,10 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) /* set new MSS value if needed */ if (mss != priv->mss) { - mss_desc = priv->dma_tx + priv->cur_tx; + mss_desc = tx_q->dma_tx + tx_q->cur_tx; priv->hw->desc->set_mss(mss_desc, mss); priv->mss = mss; - priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE); + tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, DMA_TX_SIZE); } if (netif_msg_tx_queued(priv)) { @@ -2030,9 +2809,9 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) skb->data_len); } - first_entry = priv->cur_tx; + first_entry = tx_q->cur_tx; - desc = priv->dma_tx + first_entry; + desc = tx_q->dma_tx + first_entry; first = desc; /* first descriptor: fill Headers on Buf1 */ @@ -2041,9 +2820,9 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) if (dma_mapping_error(priv->device, des)) goto dma_map_err; - priv->tx_skbuff_dma[first_entry].buf = des; - priv->tx_skbuff_dma[first_entry].len = skb_headlen(skb); - priv->tx_skbuff[first_entry] = skb; + tx_q->tx_skbuff_dma[first_entry].buf = des; + tx_q->tx_skbuff_dma[first_entry].len = skb_headlen(skb); + tx_q->tx_skbuff[first_entry] = skb; first->des0 = cpu_to_le32(des); @@ -2054,7 +2833,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) /* If needed take extra descriptors to fill the remaining payload */ tmp_pay_len = pay_len - TSO_MAX_BUFF_SIZE; - stmmac_tso_allocator(priv, des, tmp_pay_len, (nfrags == 0)); + stmmac_tso_allocator(priv, des, tmp_pay_len, (nfrags == 0), queue); /* Prepare fragments */ for (i = 0; i < nfrags; i++) { @@ -2063,24 +2842,26 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) des = skb_frag_dma_map(priv->device, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE); + if (dma_mapping_error(priv->device, des)) + goto dma_map_err; stmmac_tso_allocator(priv, des, skb_frag_size(frag), - (i == nfrags - 1)); + (i == nfrags - 1), queue); - priv->tx_skbuff_dma[priv->cur_tx].buf = des; - priv->tx_skbuff_dma[priv->cur_tx].len = skb_frag_size(frag); - priv->tx_skbuff[priv->cur_tx] = NULL; - priv->tx_skbuff_dma[priv->cur_tx].map_as_page = true; + tx_q->tx_skbuff_dma[tx_q->cur_tx].buf = des; + tx_q->tx_skbuff_dma[tx_q->cur_tx].len = skb_frag_size(frag); + tx_q->tx_skbuff[tx_q->cur_tx] = NULL; + tx_q->tx_skbuff_dma[tx_q->cur_tx].map_as_page = true; } - priv->tx_skbuff_dma[priv->cur_tx].last_segment = true; + tx_q->tx_skbuff_dma[tx_q->cur_tx].last_segment = true; - priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE); + tx_q->cur_tx = STMMAC_GET_ENTRY(tx_q->cur_tx, DMA_TX_SIZE); - if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) { + if (unlikely(stmmac_tx_avail(priv, queue) <= (MAX_SKB_FRAGS + 1))) { netif_dbg(priv, hw, priv->dev, "%s: stop transmitted packets\n", __func__); - netif_stop_queue(dev); + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } dev->stats.tx_bytes += skb->len; @@ -2112,7 +2893,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) priv->hw->desc->prepare_tso_tx_desc(first, 1, proto_hdr_len, pay_len, - 1, priv->tx_skbuff_dma[first_entry].last_segment, + 1, tx_q->tx_skbuff_dma[first_entry].last_segment, tcp_hdrlen(skb) / 4, (skb->len - proto_hdr_len)); /* If context desc is used to change MSS */ @@ -2127,20 +2908,20 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) if (netif_msg_pktdata(priv)) { pr_info("%s: curr=%d dirty=%d f=%d, e=%d, f_p=%p, nfrags %d\n", - __func__, priv->cur_tx, priv->dirty_tx, first_entry, - priv->cur_tx, first, nfrags); + __func__, tx_q->cur_tx, tx_q->dirty_tx, first_entry, + tx_q->cur_tx, first, nfrags); - priv->hw->desc->display_ring((void *)priv->dma_tx, DMA_TX_SIZE, + priv->hw->desc->display_ring((void *)tx_q->dma_tx, DMA_TX_SIZE, 0); pr_info(">>> frame to be transmitted: "); print_pkt(skb->data, skb_headlen(skb)); } - netdev_sent_queue(dev, skb->len); + netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); - priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, priv->tx_tail_addr, - STMMAC_CHAN0); + priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, tx_q->tx_tail_addr, + queue); return NETDEV_TX_OK; @@ -2164,21 +2945,26 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) struct stmmac_priv *priv = netdev_priv(dev); unsigned int nopaged_len = skb_headlen(skb); int i, csum_insertion = 0, is_jumbo = 0; + u32 queue = skb_get_queue_mapping(skb); int nfrags = skb_shinfo(skb)->nr_frags; unsigned int entry, first_entry; struct dma_desc *desc, *first; + struct stmmac_tx_queue *tx_q; unsigned int enh_desc; unsigned int des; + tx_q = &priv->tx_queue[queue]; + /* Manage oversized TCP frames for GMAC4 device */ if (skb_is_gso(skb) && priv->tso) { if (ip_hdr(skb)->protocol == IPPROTO_TCP) return stmmac_tso_xmit(skb, dev); } - if (unlikely(stmmac_tx_avail(priv) < nfrags + 1)) { - if (!netif_queue_stopped(dev)) { - netif_stop_queue(dev); + if (unlikely(stmmac_tx_avail(priv, queue) < nfrags + 1)) { + if (!netif_tx_queue_stopped(netdev_get_tx_queue(dev, queue))) { + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, + queue)); /* This is a hard error, log it. */ netdev_err(priv->dev, "%s: Tx Ring full when queue awake\n", @@ -2190,19 +2976,19 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) if (priv->tx_path_in_lpi_mode) stmmac_disable_eee_mode(priv); - entry = priv->cur_tx; + entry = tx_q->cur_tx; first_entry = entry; csum_insertion = (skb->ip_summed == CHECKSUM_PARTIAL); if (likely(priv->extend_desc)) - desc = (struct dma_desc *)(priv->dma_etx + entry); + desc = (struct dma_desc *)(tx_q->dma_etx + entry); else - desc = priv->dma_tx + entry; + desc = tx_q->dma_tx + entry; first = desc; - priv->tx_skbuff[first_entry] = skb; + tx_q->tx_skbuff[first_entry] = skb; enh_desc = priv->plat->enh_desc; /* To program the descriptors according to the size of the frame */ @@ -2211,7 +2997,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(is_jumbo) && likely(priv->synopsys_id < DWMAC_CORE_4_00)) { - entry = priv->hw->mode->jumbo_frm(priv, skb, csum_insertion); + entry = priv->hw->mode->jumbo_frm(tx_q, skb, csum_insertion); if (unlikely(entry < 0)) goto dma_map_err; } @@ -2224,48 +3010,49 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE); if (likely(priv->extend_desc)) - desc = (struct dma_desc *)(priv->dma_etx + entry); + desc = (struct dma_desc *)(tx_q->dma_etx + entry); else - desc = priv->dma_tx + entry; + desc = tx_q->dma_tx + entry; des = skb_frag_dma_map(priv->device, frag, 0, len, DMA_TO_DEVICE); if (dma_mapping_error(priv->device, des)) goto dma_map_err; /* should reuse desc w/o issues */ - priv->tx_skbuff[entry] = NULL; + tx_q->tx_skbuff[entry] = NULL; - priv->tx_skbuff_dma[entry].buf = des; + tx_q->tx_skbuff_dma[entry].buf = des; if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) desc->des0 = cpu_to_le32(des); else desc->des2 = cpu_to_le32(des); - priv->tx_skbuff_dma[entry].map_as_page = true; - priv->tx_skbuff_dma[entry].len = len; - priv->tx_skbuff_dma[entry].last_segment = last_segment; + tx_q->tx_skbuff_dma[entry].map_as_page = true; + tx_q->tx_skbuff_dma[entry].len = len; + tx_q->tx_skbuff_dma[entry].last_segment = last_segment; /* Prepare the descriptor and set the own bit too */ priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion, - priv->mode, 1, last_segment); + priv->mode, 1, last_segment, + skb->len); } entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE); - priv->cur_tx = entry; + tx_q->cur_tx = entry; if (netif_msg_pktdata(priv)) { void *tx_head; netdev_dbg(priv->dev, "%s: curr=%d dirty=%d f=%d, e=%d, first=%p, nfrags=%d", - __func__, priv->cur_tx, priv->dirty_tx, first_entry, + __func__, tx_q->cur_tx, tx_q->dirty_tx, first_entry, entry, first, nfrags); if (priv->extend_desc) - tx_head = (void *)priv->dma_etx; + tx_head = (void *)tx_q->dma_etx; else - tx_head = (void *)priv->dma_tx; + tx_head = (void *)tx_q->dma_tx; priv->hw->desc->display_ring(tx_head, DMA_TX_SIZE, false); @@ -2273,10 +3060,10 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) print_pkt(skb->data, skb->len); } - if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) { + if (unlikely(stmmac_tx_avail(priv, queue) <= (MAX_SKB_FRAGS + 1))) { netif_dbg(priv, hw, priv->dev, "%s: stop transmitted packets\n", __func__); - netif_stop_queue(dev); + netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); } dev->stats.tx_bytes += skb->len; @@ -2311,14 +3098,14 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) if (dma_mapping_error(priv->device, des)) goto dma_map_err; - priv->tx_skbuff_dma[first_entry].buf = des; + tx_q->tx_skbuff_dma[first_entry].buf = des; if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) first->des0 = cpu_to_le32(des); else first->des2 = cpu_to_le32(des); - priv->tx_skbuff_dma[first_entry].len = nopaged_len; - priv->tx_skbuff_dma[first_entry].last_segment = last_segment; + tx_q->tx_skbuff_dma[first_entry].len = nopaged_len; + tx_q->tx_skbuff_dma[first_entry].last_segment = last_segment; if (unlikely((skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && priv->hwts_tx_en)) { @@ -2330,7 +3117,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) /* Prepare the first descriptor setting the OWN bit too */ priv->hw->desc->prepare_tx_desc(first, 1, nopaged_len, csum_insertion, priv->mode, 1, - last_segment); + last_segment, skb->len); /* The own bit must be the latest setting done when prepare the * descriptor and then barrier is needed to make sure that @@ -2339,13 +3126,13 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) dma_wmb(); } - netdev_sent_queue(dev, skb->len); + netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); if (priv->synopsys_id < DWMAC_CORE_4_00) priv->hw->dma->enable_dma_transmission(priv->ioaddr); else - priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, priv->tx_tail_addr, - STMMAC_CHAN0); + priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, tx_q->tx_tail_addr, + queue); return NETDEV_TX_OK; @@ -2373,9 +3160,9 @@ static void stmmac_rx_vlan(struct net_device *dev, struct sk_buff *skb) } -static inline int stmmac_rx_threshold_count(struct stmmac_priv *priv) +static inline int stmmac_rx_threshold_count(struct stmmac_rx_queue *rx_q) { - if (priv->rx_zeroc_thresh < STMMAC_RX_THRESH) + if (rx_q->rx_zeroc_thresh < STMMAC_RX_THRESH) return 0; return 1; @@ -2384,30 +3171,33 @@ static inline int stmmac_rx_threshold_count(struct stmmac_priv *priv) /** * stmmac_rx_refill - refill used skb preallocated buffers * @priv: driver private structure + * @queue: RX queue index * Description : this is to reallocate the skb for the reception process * that is based on zero-copy. */ -static inline void stmmac_rx_refill(struct stmmac_priv *priv) +static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + int dirty = stmmac_rx_dirty(priv, queue); + unsigned int entry = rx_q->dirty_rx; + int bfsize = priv->dma_buf_sz; - unsigned int entry = priv->dirty_rx; - int dirty = stmmac_rx_dirty(priv); while (dirty-- > 0) { struct dma_desc *p; if (priv->extend_desc) - p = (struct dma_desc *)(priv->dma_erx + entry); + p = (struct dma_desc *)(rx_q->dma_erx + entry); else - p = priv->dma_rx + entry; + p = rx_q->dma_rx + entry; - if (likely(priv->rx_skbuff[entry] == NULL)) { + if (likely(!rx_q->rx_skbuff[entry])) { struct sk_buff *skb; skb = netdev_alloc_skb_ip_align(priv->dev, bfsize); if (unlikely(!skb)) { /* so for a while no zero-copy! */ - priv->rx_zeroc_thresh = STMMAC_RX_THRESH; + rx_q->rx_zeroc_thresh = STMMAC_RX_THRESH; if (unlikely(net_ratelimit())) dev_err(priv->device, "fail to alloc skb entry %d\n", @@ -2415,28 +3205,28 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv) break; } - priv->rx_skbuff[entry] = skb; - priv->rx_skbuff_dma[entry] = + rx_q->rx_skbuff[entry] = skb; + rx_q->rx_skbuff_dma[entry] = dma_map_single(priv->device, skb->data, bfsize, DMA_FROM_DEVICE); if (dma_mapping_error(priv->device, - priv->rx_skbuff_dma[entry])) { + rx_q->rx_skbuff_dma[entry])) { netdev_err(priv->dev, "Rx DMA map failed\n"); dev_kfree_skb(skb); break; } if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) { - p->des0 = cpu_to_le32(priv->rx_skbuff_dma[entry]); + p->des0 = cpu_to_le32(rx_q->rx_skbuff_dma[entry]); p->des1 = 0; } else { - p->des2 = cpu_to_le32(priv->rx_skbuff_dma[entry]); + p->des2 = cpu_to_le32(rx_q->rx_skbuff_dma[entry]); } if (priv->hw->mode->refill_desc3) - priv->hw->mode->refill_desc3(priv, p); + priv->hw->mode->refill_desc3(rx_q, p); - if (priv->rx_zeroc_thresh > 0) - priv->rx_zeroc_thresh--; + if (rx_q->rx_zeroc_thresh > 0) + rx_q->rx_zeroc_thresh--; netif_dbg(priv, rx_status, priv->dev, "refill entry #%d\n", entry); @@ -2452,31 +3242,33 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv) entry = STMMAC_GET_ENTRY(entry, DMA_RX_SIZE); } - priv->dirty_rx = entry; + rx_q->dirty_rx = entry; } /** * stmmac_rx - manage the receive process * @priv: driver private structure - * @limit: napi bugget. + * @limit: napi bugget + * @queue: RX queue index. * Description : this the function called by the napi poll method. * It gets all the frames inside the ring. */ -static int stmmac_rx(struct stmmac_priv *priv, int limit) +static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) { - unsigned int entry = priv->cur_rx; + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + unsigned int entry = rx_q->cur_rx; + int coe = priv->hw->rx_csum; unsigned int next_entry; unsigned int count = 0; - int coe = priv->hw->rx_csum; if (netif_msg_rx_status(priv)) { void *rx_head; netdev_dbg(priv->dev, "%s: descriptor ring:\n", __func__); if (priv->extend_desc) - rx_head = (void *)priv->dma_erx; + rx_head = (void *)rx_q->dma_erx; else - rx_head = (void *)priv->dma_rx; + rx_head = (void *)rx_q->dma_rx; priv->hw->desc->display_ring(rx_head, DMA_RX_SIZE, true); } @@ -2486,9 +3278,9 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) struct dma_desc *np; if (priv->extend_desc) - p = (struct dma_desc *)(priv->dma_erx + entry); + p = (struct dma_desc *)(rx_q->dma_erx + entry); else - p = priv->dma_rx + entry; + p = rx_q->dma_rx + entry; /* read the status of the incoming frame */ status = priv->hw->desc->rx_status(&priv->dev->stats, @@ -2499,20 +3291,20 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) count++; - priv->cur_rx = STMMAC_GET_ENTRY(priv->cur_rx, DMA_RX_SIZE); - next_entry = priv->cur_rx; + rx_q->cur_rx = STMMAC_GET_ENTRY(rx_q->cur_rx, DMA_RX_SIZE); + next_entry = rx_q->cur_rx; if (priv->extend_desc) - np = (struct dma_desc *)(priv->dma_erx + next_entry); + np = (struct dma_desc *)(rx_q->dma_erx + next_entry); else - np = priv->dma_rx + next_entry; + np = rx_q->dma_rx + next_entry; prefetch(np); if ((priv->extend_desc) && (priv->hw->desc->rx_extended_status)) priv->hw->desc->rx_extended_status(&priv->dev->stats, &priv->xstats, - priv->dma_erx + + rx_q->dma_erx + entry); if (unlikely(status == discard_frame)) { priv->dev->stats.rx_errors++; @@ -2522,9 +3314,9 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) * them in stmmac_rx_refill() function so that * device can reuse it. */ - priv->rx_skbuff[entry] = NULL; + rx_q->rx_skbuff[entry] = NULL; dma_unmap_single(priv->device, - priv->rx_skbuff_dma[entry], + rx_q->rx_skbuff_dma[entry], priv->dma_buf_sz, DMA_FROM_DEVICE); } @@ -2572,7 +3364,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) */ if (unlikely(!priv->plat->has_gmac4 && ((frame_len < priv->rx_copybreak) || - stmmac_rx_threshold_count(priv)))) { + stmmac_rx_threshold_count(rx_q)))) { skb = netdev_alloc_skb_ip_align(priv->dev, frame_len); if (unlikely(!skb)) { @@ -2584,21 +3376,21 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) } dma_sync_single_for_cpu(priv->device, - priv->rx_skbuff_dma + rx_q->rx_skbuff_dma [entry], frame_len, DMA_FROM_DEVICE); skb_copy_to_linear_data(skb, - priv-> + rx_q-> rx_skbuff[entry]->data, frame_len); skb_put(skb, frame_len); dma_sync_single_for_device(priv->device, - priv->rx_skbuff_dma + rx_q->rx_skbuff_dma [entry], frame_len, DMA_FROM_DEVICE); } else { - skb = priv->rx_skbuff[entry]; + skb = rx_q->rx_skbuff[entry]; if (unlikely(!skb)) { netdev_err(priv->dev, "%s: Inconsistent Rx chain\n", @@ -2607,12 +3399,12 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) break; } prefetch(skb->data - NET_IP_ALIGN); - priv->rx_skbuff[entry] = NULL; - priv->rx_zeroc_thresh++; + rx_q->rx_skbuff[entry] = NULL; + rx_q->rx_zeroc_thresh++; skb_put(skb, frame_len); dma_unmap_single(priv->device, - priv->rx_skbuff_dma[entry], + rx_q->rx_skbuff_dma[entry], priv->dma_buf_sz, DMA_FROM_DEVICE); } @@ -2634,7 +3426,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) else skb->ip_summed = CHECKSUM_UNNECESSARY; - napi_gro_receive(&priv->napi, skb); + napi_gro_receive(&rx_q->napi, skb); priv->dev->stats.rx_packets++; priv->dev->stats.rx_bytes += frame_len; @@ -2642,7 +3434,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) entry = next_entry; } - stmmac_rx_refill(priv); + stmmac_rx_refill(priv, queue); priv->xstats.rx_pkt_n += count; @@ -2659,16 +3451,24 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) */ static int stmmac_poll(struct napi_struct *napi, int budget) { - struct stmmac_priv *priv = container_of(napi, struct stmmac_priv, napi); + struct stmmac_rx_queue *rx_q = + container_of(napi, struct stmmac_rx_queue, napi); + struct stmmac_priv *priv = rx_q->priv_data; + u32 tx_count = priv->plat->tx_queues_to_use; + u32 chan = rx_q->queue_index; int work_done = 0; + u32 queue; priv->xstats.napi_poll++; - stmmac_tx_clean(priv); - work_done = stmmac_rx(priv, budget); + /* check all the queues */ + for (queue = 0; queue < tx_count; queue++) + stmmac_tx_clean(priv, queue); + + work_done = stmmac_rx(priv, budget, rx_q->queue_index); if (work_done < budget) { napi_complete_done(napi, work_done); - stmmac_enable_dma_irq(priv); + stmmac_enable_dma_irq(priv, chan); } return work_done; } @@ -2684,9 +3484,12 @@ static int stmmac_poll(struct napi_struct *napi, int budget) static void stmmac_tx_timeout(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + u32 tx_count = priv->plat->tx_queues_to_use; + u32 chan; /* Clear Tx resources and restart transmitting again */ - stmmac_tx_err(priv); + for (chan = 0; chan < tx_count; chan++) + stmmac_tx_err(priv, chan); } /** @@ -2795,6 +3598,12 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) { struct net_device *dev = (struct net_device *)dev_id; struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_cnt = priv->plat->rx_queues_to_use; + u32 tx_cnt = priv->plat->tx_queues_to_use; + u32 queues_count; + u32 queue; + + queues_count = (rx_cnt > tx_cnt) ? rx_cnt : tx_cnt; if (priv->irq_wake) pm_wakeup_event(priv->device, 0); @@ -2808,16 +3617,30 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) if ((priv->plat->has_gmac) || (priv->plat->has_gmac4)) { int status = priv->hw->mac->host_irq_status(priv->hw, &priv->xstats); + if (unlikely(status)) { /* For LPI we need to save the tx status */ if (status & CORE_IRQ_TX_PATH_IN_LPI_MODE) priv->tx_path_in_lpi_mode = true; if (status & CORE_IRQ_TX_PATH_EXIT_LPI_MODE) priv->tx_path_in_lpi_mode = false; - if (status & CORE_IRQ_MTL_RX_OVERFLOW && priv->hw->dma->set_rx_tail_ptr) - priv->hw->dma->set_rx_tail_ptr(priv->ioaddr, - priv->rx_tail_addr, - STMMAC_CHAN0); + } + + if (priv->synopsys_id >= DWMAC_CORE_4_00) { + for (queue = 0; queue < queues_count; queue++) { + struct stmmac_rx_queue *rx_q = + &priv->rx_queue[queue]; + + status |= + priv->hw->mac->host_mtl_irq_status(priv->hw, + queue); + + if (status & CORE_IRQ_MTL_RX_OVERFLOW && + priv->hw->dma->set_rx_tail_ptr) + priv->hw->dma->set_rx_tail_ptr(priv->ioaddr, + rx_q->rx_tail_addr, + queue); + } } /* PCS link status */ @@ -2915,17 +3738,40 @@ static int stmmac_sysfs_ring_read(struct seq_file *seq, void *v) { struct net_device *dev = seq->private; struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_count = priv->plat->rx_queues_to_use; + u32 tx_count = priv->plat->tx_queues_to_use; + u32 queue; - if (priv->extend_desc) { - seq_printf(seq, "Extended RX descriptor ring:\n"); - sysfs_display_ring((void *)priv->dma_erx, DMA_RX_SIZE, 1, seq); - seq_printf(seq, "Extended TX descriptor ring:\n"); - sysfs_display_ring((void *)priv->dma_etx, DMA_TX_SIZE, 1, seq); - } else { - seq_printf(seq, "RX descriptor ring:\n"); - sysfs_display_ring((void *)priv->dma_rx, DMA_RX_SIZE, 0, seq); - seq_printf(seq, "TX descriptor ring:\n"); - sysfs_display_ring((void *)priv->dma_tx, DMA_TX_SIZE, 0, seq); + for (queue = 0; queue < rx_count; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + seq_printf(seq, "RX Queue %d:\n", queue); + + if (priv->extend_desc) { + seq_printf(seq, "Extended descriptor ring:\n"); + sysfs_display_ring((void *)rx_q->dma_erx, + DMA_RX_SIZE, 1, seq); + } else { + seq_printf(seq, "Descriptor ring:\n"); + sysfs_display_ring((void *)rx_q->dma_rx, + DMA_RX_SIZE, 0, seq); + } + } + + for (queue = 0; queue < tx_count; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + seq_printf(seq, "TX Queue %d:\n", queue); + + if (priv->extend_desc) { + seq_printf(seq, "Extended descriptor ring:\n"); + sysfs_display_ring((void *)tx_q->dma_etx, + DMA_TX_SIZE, 1, seq); + } else { + seq_printf(seq, "Descriptor ring:\n"); + sysfs_display_ring((void *)tx_q->dma_tx, + DMA_TX_SIZE, 0, seq); + } } return 0; @@ -3208,11 +4054,14 @@ int stmmac_dvr_probe(struct device *device, struct plat_stmmacenet_data *plat_dat, struct stmmac_resources *res) { - int ret = 0; struct net_device *ndev = NULL; struct stmmac_priv *priv; + int ret = 0; + u32 queue; - ndev = alloc_etherdev(sizeof(struct stmmac_priv)); + ndev = alloc_etherdev_mqs(sizeof(struct stmmac_priv), + MTL_MAX_TX_QUEUES, + MTL_MAX_RX_QUEUES); if (!ndev) return -ENOMEM; @@ -3254,6 +4103,10 @@ int stmmac_dvr_probe(struct device *device, if (ret) goto error_hw_init; + /* Configure real RX and TX queues */ + netif_set_real_num_rx_queues(ndev, priv->plat->rx_queues_to_use); + netif_set_real_num_tx_queues(ndev, priv->plat->tx_queues_to_use); + ndev->netdev_ops = &stmmac_netdev_ops; ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | @@ -3303,7 +4156,12 @@ int stmmac_dvr_probe(struct device *device, "Enable RX Mitigation via HW Watchdog Timer\n"); } - netif_napi_add(ndev, &priv->napi, stmmac_poll, 64); + for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + netif_napi_add(ndev, &rx_q->napi, stmmac_poll, + (8 * priv->plat->rx_queues_to_use)); + } spin_lock_init(&priv->lock); @@ -3348,7 +4206,11 @@ error_netdev_register: priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); error_mdio_register: - netif_napi_del(&priv->napi); + for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + netif_napi_del(&rx_q->napi); + } error_hw_init: free_netdev(ndev); @@ -3369,10 +4231,9 @@ int stmmac_dvr_remove(struct device *dev) netdev_info(priv->dev, "%s: removing driver", __func__); - priv->hw->dma->stop_rx(priv->ioaddr); - priv->hw->dma->stop_tx(priv->ioaddr); + stmmac_stop_all_dma(priv); - stmmac_set_mac(priv->ioaddr, false); + priv->hw->mac->set_mac(priv->ioaddr, false); netif_carrier_off(ndev); unregister_netdev(ndev); if (priv->plat->stmmac_rst) @@ -3411,20 +4272,19 @@ int stmmac_suspend(struct device *dev) spin_lock_irqsave(&priv->lock, flags); netif_device_detach(ndev); - netif_stop_queue(ndev); + stmmac_stop_all_queues(priv); - napi_disable(&priv->napi); + stmmac_disable_all_queues(priv); /* Stop TX/RX DMA */ - priv->hw->dma->stop_tx(priv->ioaddr); - priv->hw->dma->stop_rx(priv->ioaddr); + stmmac_stop_all_dma(priv); /* Enable Power down mode by programming the PMT regs */ if (device_may_wakeup(priv->device)) { priv->hw->mac->pmt(priv->hw, priv->wolopts); priv->irq_wake = 1; } else { - stmmac_set_mac(priv->ioaddr, false); + priv->hw->mac->set_mac(priv->ioaddr, false); pinctrl_pm_select_sleep_state(priv->device); /* Disable clock in case of PWM is off */ clk_disable(priv->plat->pclk); @@ -3440,6 +4300,31 @@ int stmmac_suspend(struct device *dev) EXPORT_SYMBOL_GPL(stmmac_suspend); /** + * stmmac_reset_queues_param - reset queue parameters + * @dev: device pointer + */ +static void stmmac_reset_queues_param(struct stmmac_priv *priv) +{ + u32 rx_cnt = priv->plat->rx_queues_to_use; + u32 tx_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + for (queue = 0; queue < rx_cnt; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + + rx_q->cur_rx = 0; + rx_q->dirty_rx = 0; + } + + for (queue = 0; queue < tx_cnt; queue++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + tx_q->cur_tx = 0; + tx_q->dirty_tx = 0; + } +} + +/** * stmmac_resume - resume callback * @dev: device pointer * Description: when resume this function is invoked to setup the DMA and CORE @@ -3479,10 +4364,8 @@ int stmmac_resume(struct device *dev) spin_lock_irqsave(&priv->lock, flags); - priv->cur_rx = 0; - priv->dirty_rx = 0; - priv->dirty_tx = 0; - priv->cur_tx = 0; + stmmac_reset_queues_param(priv); + /* reset private mss value to force mss context settings at * next tso xmit (only used for gmac4). */ @@ -3494,9 +4377,9 @@ int stmmac_resume(struct device *dev) stmmac_init_tx_coalesce(priv); stmmac_set_rx_mode(ndev); - napi_enable(&priv->napi); + stmmac_enable_all_queues(priv); - netif_start_queue(ndev); + stmmac_start_all_queues(priv); spin_unlock_irqrestore(&priv->lock, flags); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index 5c9e462276b9..a224d7bf1c1b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -88,6 +88,17 @@ static void stmmac_default_data(struct plat_stmmacenet_data *plat) /* Set the maxmtu to a default of JUMBO_LEN */ plat->maxmtu = JUMBO_LEN; + + /* Set default number of RX and TX queues to use */ + plat->tx_queues_to_use = 1; + plat->rx_queues_to_use = 1; + + /* Disable Priority config by default */ + plat->tx_queues_cfg[0].use_prio = false; + plat->rx_queues_cfg[0].use_prio = false; + + /* Disable RX queues routing by default */ + plat->rx_queues_cfg[0].pkt_route = 0x0; } static int quark_default_data(struct plat_stmmacenet_data *plat, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 433a84239a68..7fc3a1ef395a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -108,7 +108,7 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) if (!np) return NULL; - axi = kzalloc(sizeof(*axi), GFP_KERNEL); + axi = devm_kzalloc(&pdev->dev, sizeof(*axi), GFP_KERNEL); if (!axi) { of_node_put(np); return ERR_PTR(-ENOMEM); @@ -132,6 +132,155 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) } /** + * stmmac_mtl_setup - parse DT parameters for multiple queues configuration + * @pdev: platform device + */ +static void stmmac_mtl_setup(struct platform_device *pdev, + struct plat_stmmacenet_data *plat) +{ + struct device_node *q_node; + struct device_node *rx_node; + struct device_node *tx_node; + u8 queue = 0; + + /* For backwards-compatibility with device trees that don't have any + * snps,mtl-rx-config or snps,mtl-tx-config properties, we fall back + * to one RX and TX queues each. + */ + plat->rx_queues_to_use = 1; + plat->tx_queues_to_use = 1; + + rx_node = of_parse_phandle(pdev->dev.of_node, "snps,mtl-rx-config", 0); + if (!rx_node) + return; + + tx_node = of_parse_phandle(pdev->dev.of_node, "snps,mtl-tx-config", 0); + if (!tx_node) { + of_node_put(rx_node); + return; + } + + /* Processing RX queues common config */ + if (of_property_read_u8(rx_node, "snps,rx-queues-to-use", + &plat->rx_queues_to_use)) + plat->rx_queues_to_use = 1; + + if (of_property_read_bool(rx_node, "snps,rx-sched-sp")) + plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP; + else if (of_property_read_bool(rx_node, "snps,rx-sched-wsp")) + plat->rx_sched_algorithm = MTL_RX_ALGORITHM_WSP; + else + plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP; + + /* Processing individual RX queue config */ + for_each_child_of_node(rx_node, q_node) { + if (queue >= plat->rx_queues_to_use) + break; + + if (of_property_read_bool(q_node, "snps,dcb-algorithm")) + plat->rx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; + else if (of_property_read_bool(q_node, "snps,avb-algorithm")) + plat->rx_queues_cfg[queue].mode_to_use = MTL_QUEUE_AVB; + else + plat->rx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; + + if (of_property_read_u8(q_node, "snps,map-to-dma-channel", + &plat->rx_queues_cfg[queue].chan)) + plat->rx_queues_cfg[queue].chan = queue; + /* TODO: Dynamic mapping to be included in the future */ + + if (of_property_read_u32(q_node, "snps,priority", + &plat->rx_queues_cfg[queue].prio)) { + plat->rx_queues_cfg[queue].prio = 0; + plat->rx_queues_cfg[queue].use_prio = false; + } else { + plat->rx_queues_cfg[queue].use_prio = true; + } + + /* RX queue specific packet type routing */ + if (of_property_read_bool(q_node, "snps,route-avcp")) + plat->rx_queues_cfg[queue].pkt_route = PACKET_AVCPQ; + else if (of_property_read_bool(q_node, "snps,route-ptp")) + plat->rx_queues_cfg[queue].pkt_route = PACKET_PTPQ; + else if (of_property_read_bool(q_node, "snps,route-dcbcp")) + plat->rx_queues_cfg[queue].pkt_route = PACKET_DCBCPQ; + else if (of_property_read_bool(q_node, "snps,route-up")) + plat->rx_queues_cfg[queue].pkt_route = PACKET_UPQ; + else if (of_property_read_bool(q_node, "snps,route-multi-broad")) + plat->rx_queues_cfg[queue].pkt_route = PACKET_MCBCQ; + else + plat->rx_queues_cfg[queue].pkt_route = 0x0; + + queue++; + } + + /* Processing TX queues common config */ + if (of_property_read_u8(tx_node, "snps,tx-queues-to-use", + &plat->tx_queues_to_use)) + plat->tx_queues_to_use = 1; + + if (of_property_read_bool(tx_node, "snps,tx-sched-wrr")) + plat->tx_sched_algorithm = MTL_TX_ALGORITHM_WRR; + else if (of_property_read_bool(tx_node, "snps,tx-sched-wfq")) + plat->tx_sched_algorithm = MTL_TX_ALGORITHM_WFQ; + else if (of_property_read_bool(tx_node, "snps,tx-sched-dwrr")) + plat->tx_sched_algorithm = MTL_TX_ALGORITHM_DWRR; + else if (of_property_read_bool(tx_node, "snps,tx-sched-sp")) + plat->tx_sched_algorithm = MTL_TX_ALGORITHM_SP; + else + plat->tx_sched_algorithm = MTL_TX_ALGORITHM_SP; + + queue = 0; + + /* Processing individual TX queue config */ + for_each_child_of_node(tx_node, q_node) { + if (queue >= plat->tx_queues_to_use) + break; + + if (of_property_read_u8(q_node, "snps,weight", + &plat->tx_queues_cfg[queue].weight)) + plat->tx_queues_cfg[queue].weight = 0x10 + queue; + + if (of_property_read_bool(q_node, "snps,dcb-algorithm")) { + plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; + } else if (of_property_read_bool(q_node, + "snps,avb-algorithm")) { + plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_AVB; + + /* Credit Base Shaper parameters used by AVB */ + if (of_property_read_u32(q_node, "snps,send_slope", + &plat->tx_queues_cfg[queue].send_slope)) + plat->tx_queues_cfg[queue].send_slope = 0x0; + if (of_property_read_u32(q_node, "snps,idle_slope", + &plat->tx_queues_cfg[queue].idle_slope)) + plat->tx_queues_cfg[queue].idle_slope = 0x0; + if (of_property_read_u32(q_node, "snps,high_credit", + &plat->tx_queues_cfg[queue].high_credit)) + plat->tx_queues_cfg[queue].high_credit = 0x0; + if (of_property_read_u32(q_node, "snps,low_credit", + &plat->tx_queues_cfg[queue].low_credit)) + plat->tx_queues_cfg[queue].low_credit = 0x0; + } else { + plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; + } + + if (of_property_read_u32(q_node, "snps,priority", + &plat->tx_queues_cfg[queue].prio)) { + plat->tx_queues_cfg[queue].prio = 0; + plat->tx_queues_cfg[queue].use_prio = false; + } else { + plat->tx_queues_cfg[queue].use_prio = true; + } + + queue++; + } + + of_node_put(rx_node); + of_node_put(tx_node); + of_node_put(q_node); +} + +/** * stmmac_dt_phy - parse device-tree driver parameters to allocate PHY resources * @plat: driver data platform structure * @np: device tree node @@ -340,6 +489,8 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) plat->axi = stmmac_axi_setup(pdev); + stmmac_mtl_setup(pdev, plat); + /* clock setup */ plat->stmmac_clk = devm_clk_get(&pdev->dev, STMMAC_RESOURCE_NAME); @@ -359,13 +510,12 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) clk_prepare_enable(plat->pclk); /* Fall-back to main clock in case of no PTP ref is passed */ - plat->clk_ptp_ref = devm_clk_get(&pdev->dev, "clk_ptp_ref"); + plat->clk_ptp_ref = devm_clk_get(&pdev->dev, "ptp_ref"); if (IS_ERR(plat->clk_ptp_ref)) { plat->clk_ptp_rate = clk_get_rate(plat->stmmac_clk); plat->clk_ptp_ref = NULL; dev_warn(&pdev->dev, "PTP uses main clock\n"); } else { - clk_prepare_enable(plat->clk_ptp_ref); plat->clk_ptp_rate = clk_get_rate(plat->clk_ptp_ref); dev_dbg(&pdev->dev, "PTP rate %d\n", plat->clk_ptp_rate); } diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index 0e8e89f17dbb..382993c1561c 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -691,7 +691,8 @@ static void cas_mif_poll(struct cas *cp, const int enable) } /* Must be invoked under cp->lock */ -static void cas_begin_auto_negotiation(struct cas *cp, struct ethtool_cmd *ep) +static void cas_begin_auto_negotiation(struct cas *cp, + const struct ethtool_link_ksettings *ep) { u16 ctl; #if 1 @@ -704,16 +705,16 @@ static void cas_begin_auto_negotiation(struct cas *cp, struct ethtool_cmd *ep) if (!ep) goto start_aneg; lcntl = cp->link_cntl; - if (ep->autoneg == AUTONEG_ENABLE) + if (ep->base.autoneg == AUTONEG_ENABLE) { cp->link_cntl = BMCR_ANENABLE; - else { - u32 speed = ethtool_cmd_speed(ep); + } else { + u32 speed = ep->base.speed; cp->link_cntl = 0; if (speed == SPEED_100) cp->link_cntl |= BMCR_SPEED100; else if (speed == SPEED_1000) cp->link_cntl |= CAS_BMCR_SPEED1000; - if (ep->duplex == DUPLEX_FULL) + if (ep->base.duplex == DUPLEX_FULL) cp->link_cntl |= BMCR_FULLDPLX; } #if 1 @@ -4528,19 +4529,21 @@ static void cas_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info strlcpy(info->bus_info, pci_name(cp->pdev), sizeof(info->bus_info)); } -static int cas_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int cas_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct cas *cp = netdev_priv(dev); u16 bmcr; int full_duplex, speed, pause; unsigned long flags; enum link_state linkstate = link_up; + u32 supported, advertising; - cmd->advertising = 0; - cmd->supported = SUPPORTED_Autoneg; + advertising = 0; + supported = SUPPORTED_Autoneg; if (cp->cas_flags & CAS_FLAG_1000MB_CAP) { - cmd->supported |= SUPPORTED_1000baseT_Full; - cmd->advertising |= ADVERTISED_1000baseT_Full; + supported |= SUPPORTED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; } /* Record PHY settings if HW is on. */ @@ -4548,17 +4551,15 @@ static int cas_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) bmcr = 0; linkstate = cp->lstate; if (CAS_PHY_MII(cp->phy_type)) { - cmd->port = PORT_MII; - cmd->transceiver = (cp->cas_flags & CAS_FLAG_SATURN) ? - XCVR_INTERNAL : XCVR_EXTERNAL; - cmd->phy_address = cp->phy_addr; - cmd->advertising |= ADVERTISED_TP | ADVERTISED_MII | + cmd->base.port = PORT_MII; + cmd->base.phy_address = cp->phy_addr; + advertising |= ADVERTISED_TP | ADVERTISED_MII | ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; - cmd->supported |= + supported |= (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | @@ -4574,11 +4575,10 @@ static int cas_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) } } else { - cmd->port = PORT_FIBRE; - cmd->transceiver = XCVR_INTERNAL; - cmd->phy_address = 0; - cmd->supported |= SUPPORTED_FIBRE; - cmd->advertising |= ADVERTISED_FIBRE; + cmd->base.port = PORT_FIBRE; + cmd->base.phy_address = 0; + supported |= SUPPORTED_FIBRE; + advertising |= ADVERTISED_FIBRE; if (cp->hw_running) { /* pcs uses the same bits as mii */ @@ -4590,21 +4590,20 @@ static int cas_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_unlock_irqrestore(&cp->lock, flags); if (bmcr & BMCR_ANENABLE) { - cmd->advertising |= ADVERTISED_Autoneg; - cmd->autoneg = AUTONEG_ENABLE; - ethtool_cmd_speed_set(cmd, ((speed == 10) ? + advertising |= ADVERTISED_Autoneg; + cmd->base.autoneg = AUTONEG_ENABLE; + cmd->base.speed = ((speed == 10) ? SPEED_10 : ((speed == 1000) ? - SPEED_1000 : SPEED_100))); - cmd->duplex = full_duplex ? DUPLEX_FULL : DUPLEX_HALF; + SPEED_1000 : SPEED_100)); + cmd->base.duplex = full_duplex ? DUPLEX_FULL : DUPLEX_HALF; } else { - cmd->autoneg = AUTONEG_DISABLE; - ethtool_cmd_speed_set(cmd, ((bmcr & CAS_BMCR_SPEED1000) ? + cmd->base.autoneg = AUTONEG_DISABLE; + cmd->base.speed = ((bmcr & CAS_BMCR_SPEED1000) ? SPEED_1000 : ((bmcr & BMCR_SPEED100) ? - SPEED_100 : SPEED_10))); - cmd->duplex = - (bmcr & BMCR_FULLDPLX) ? + SPEED_100 : SPEED_10)); + cmd->base.duplex = (bmcr & BMCR_FULLDPLX) ? DUPLEX_FULL : DUPLEX_HALF; } if (linkstate != link_up) { @@ -4619,39 +4618,46 @@ static int cas_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) * settings that we configured. */ if (cp->link_cntl & BMCR_ANENABLE) { - ethtool_cmd_speed_set(cmd, 0); - cmd->duplex = 0xff; + cmd->base.speed = 0; + cmd->base.duplex = 0xff; } else { - ethtool_cmd_speed_set(cmd, SPEED_10); + cmd->base.speed = SPEED_10; if (cp->link_cntl & BMCR_SPEED100) { - ethtool_cmd_speed_set(cmd, SPEED_100); + cmd->base.speed = SPEED_100; } else if (cp->link_cntl & CAS_BMCR_SPEED1000) { - ethtool_cmd_speed_set(cmd, SPEED_1000); + cmd->base.speed = SPEED_1000; } - cmd->duplex = (cp->link_cntl & BMCR_FULLDPLX)? + cmd->base.duplex = (cp->link_cntl & BMCR_FULLDPLX) ? DUPLEX_FULL : DUPLEX_HALF; } } + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); + return 0; } -static int cas_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int cas_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct cas *cp = netdev_priv(dev); unsigned long flags; - u32 speed = ethtool_cmd_speed(cmd); + u32 speed = cmd->base.speed; /* Verify the settings we care about. */ - if (cmd->autoneg != AUTONEG_ENABLE && - cmd->autoneg != AUTONEG_DISABLE) + if (cmd->base.autoneg != AUTONEG_ENABLE && + cmd->base.autoneg != AUTONEG_DISABLE) return -EINVAL; - if (cmd->autoneg == AUTONEG_DISABLE && + if (cmd->base.autoneg == AUTONEG_DISABLE && ((speed != SPEED_1000 && speed != SPEED_100 && speed != SPEED_10) || - (cmd->duplex != DUPLEX_HALF && - cmd->duplex != DUPLEX_FULL))) + (cmd->base.duplex != DUPLEX_HALF && + cmd->base.duplex != DUPLEX_FULL))) return -EINVAL; /* Apply settings and restart link process. */ @@ -4753,8 +4759,6 @@ static void cas_get_ethtool_stats(struct net_device *dev, static const struct ethtool_ops cas_ethtool_ops = { .get_drvinfo = cas_get_drvinfo, - .get_settings = cas_get_settings, - .set_settings = cas_set_settings, .nway_reset = cas_nway_reset, .get_link = cas_get_link, .get_msglevel = cas_get_msglevel, @@ -4764,6 +4768,8 @@ static const struct ethtool_ops cas_ethtool_ops = { .get_sset_count = cas_get_sset_count, .get_strings = cas_get_strings, .get_ethtool_stats = cas_get_ethtool_stats, + .get_link_ksettings = cas_get_link_ksettings, + .set_link_ksettings = cas_set_link_ksettings, }; static int cas_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c index 89952deae47f..5a90fed06260 100644 --- a/drivers/net/ethernet/sun/ldmvsw.c +++ b/drivers/net/ethernet/sun/ldmvsw.c @@ -1,6 +1,6 @@ /* ldmvsw.c: Sun4v LDOM Virtual Switch Driver. * - * Copyright (C) 2016 Oracle. All rights reserved. + * Copyright (C) 2016-2017 Oracle. All rights reserved. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -41,8 +41,8 @@ static u8 vsw_port_hwaddr[ETH_ALEN] = {0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; #define DRV_MODULE_NAME "ldmvsw" -#define DRV_MODULE_VERSION "1.1" -#define DRV_MODULE_RELDATE "February 3, 2017" +#define DRV_MODULE_VERSION "1.2" +#define DRV_MODULE_RELDATE "March 4, 2017" static char version[] = DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")"; @@ -123,6 +123,20 @@ static void vsw_set_rx_mode(struct net_device *dev) return sunvnet_set_rx_mode_common(dev, port->vp); } +int ldmvsw_open(struct net_device *dev) +{ + struct vnet_port *port = netdev_priv(dev); + struct vio_driver_state *vio = &port->vio; + + /* reset the channel */ + vio_link_state_change(vio, LDC_EVENT_RESET); + vnet_port_reset(port); + vio_port_up(vio); + + return 0; +} +EXPORT_SYMBOL_GPL(ldmvsw_open); + #ifdef CONFIG_NET_POLL_CONTROLLER static void vsw_poll_controller(struct net_device *dev) { @@ -133,7 +147,7 @@ static void vsw_poll_controller(struct net_device *dev) #endif static const struct net_device_ops vsw_ops = { - .ndo_open = sunvnet_open_common, + .ndo_open = ldmvsw_open, .ndo_stop = sunvnet_close_common, .ndo_set_rx_mode = vsw_set_rx_mode, .ndo_set_mac_address = sunvnet_set_mac_addr_common, @@ -365,6 +379,11 @@ static int vsw_port_probe(struct vio_dev *vdev, const struct vio_device_id *id) napi_enable(&port->napi); vio_port_up(&port->vio); + /* assure no carrier until we receive an LDC_EVENT_UP, + * even if the vsw config script tries to force us up + */ + netif_carrier_off(dev); + netdev_info(dev, "LDOM vsw-port %pM\n", dev->dev_addr); pr_info("%s: PORT ( remote-mac %pM%s )\n", dev->name, diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index 57978056b336..2dcca249eb9c 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -6813,7 +6813,8 @@ static void niu_get_drvinfo(struct net_device *dev, sizeof(info->bus_info)); } -static int niu_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int niu_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct niu *np = netdev_priv(dev); struct niu_link_config *lp; @@ -6821,28 +6822,30 @@ static int niu_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) lp = &np->link_config; memset(cmd, 0, sizeof(*cmd)); - cmd->phy_address = np->phy_addr; - cmd->supported = lp->supported; - cmd->advertising = lp->active_advertising; - cmd->autoneg = lp->active_autoneg; - ethtool_cmd_speed_set(cmd, lp->active_speed); - cmd->duplex = lp->active_duplex; - cmd->port = (np->flags & NIU_FLAGS_FIBER) ? PORT_FIBRE : PORT_TP; - cmd->transceiver = (np->flags & NIU_FLAGS_XCVR_SERDES) ? - XCVR_EXTERNAL : XCVR_INTERNAL; + cmd->base.phy_address = np->phy_addr; + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + lp->supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + lp->active_advertising); + cmd->base.autoneg = lp->active_autoneg; + cmd->base.speed = lp->active_speed; + cmd->base.duplex = lp->active_duplex; + cmd->base.port = (np->flags & NIU_FLAGS_FIBER) ? PORT_FIBRE : PORT_TP; return 0; } -static int niu_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int niu_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct niu *np = netdev_priv(dev); struct niu_link_config *lp = &np->link_config; - lp->advertising = cmd->advertising; - lp->speed = ethtool_cmd_speed(cmd); - lp->duplex = cmd->duplex; - lp->autoneg = cmd->autoneg; + ethtool_convert_link_mode_to_legacy_u32(&lp->advertising, + cmd->link_modes.advertising); + lp->speed = cmd->base.speed; + lp->duplex = cmd->base.duplex; + lp->autoneg = cmd->base.autoneg; return niu_init_link(np); } @@ -7902,14 +7905,14 @@ static const struct ethtool_ops niu_ethtool_ops = { .nway_reset = niu_nway_reset, .get_eeprom_len = niu_get_eeprom_len, .get_eeprom = niu_get_eeprom, - .get_settings = niu_get_settings, - .set_settings = niu_set_settings, .get_strings = niu_get_strings, .get_sset_count = niu_get_sset_count, .get_ethtool_stats = niu_get_ethtool_stats, .set_phys_id = niu_set_phys_id, .get_rxnfc = niu_get_nfc, .set_rxnfc = niu_set_nfc, + .get_link_ksettings = niu_get_link_ksettings, + .set_link_ksettings = niu_set_link_ksettings, }; static int niu_ldg_assign_ldn(struct niu *np, struct niu_parent *parent, diff --git a/drivers/net/ethernet/sun/sunbmac.c b/drivers/net/ethernet/sun/sunbmac.c index c4caf486cbef..3189722110c2 100644 --- a/drivers/net/ethernet/sun/sunbmac.c +++ b/drivers/net/ethernet/sun/sunbmac.c @@ -169,7 +169,7 @@ static void bigmac_stop(struct bigmac *bp) static void bigmac_get_counters(struct bigmac *bp, void __iomem *bregs) { - struct net_device_stats *stats = &bp->enet_stats; + struct net_device_stats *stats = &bp->dev->stats; stats->rx_crc_errors += sbus_readl(bregs + BMAC_RCRCECTR); sbus_writel(0, bregs + BMAC_RCRCECTR); @@ -774,8 +774,8 @@ static void bigmac_tx(struct bigmac *bp) if (this->tx_flags & TXD_OWN) break; skb = bp->tx_skbs[elem]; - bp->enet_stats.tx_packets++; - bp->enet_stats.tx_bytes += skb->len; + dev->stats.tx_packets++; + dev->stats.tx_bytes += skb->len; dma_unmap_single(&bp->bigmac_op->dev, this->tx_addr, skb->len, DMA_TO_DEVICE); @@ -811,12 +811,12 @@ static void bigmac_rx(struct bigmac *bp) /* Check for errors. */ if (len < ETH_ZLEN) { - bp->enet_stats.rx_errors++; - bp->enet_stats.rx_length_errors++; + bp->dev->stats.rx_errors++; + bp->dev->stats.rx_length_errors++; drop_it: /* Return it to the BigMAC. */ - bp->enet_stats.rx_dropped++; + bp->dev->stats.rx_dropped++; this->rx_flags = (RXD_OWN | ((RX_BUF_ALLOC_SIZE - 34) & RXD_LENGTH)); goto next; @@ -875,8 +875,8 @@ static void bigmac_rx(struct bigmac *bp) /* No checksums done by the BigMAC ;-( */ skb->protocol = eth_type_trans(skb, bp->dev); netif_rx(skb); - bp->enet_stats.rx_packets++; - bp->enet_stats.rx_bytes += len; + bp->dev->stats.rx_packets++; + bp->dev->stats.rx_bytes += len; next: elem = NEXT_RX(elem); this = &rxbase[elem]; @@ -987,7 +987,7 @@ static struct net_device_stats *bigmac_get_stats(struct net_device *dev) struct bigmac *bp = netdev_priv(dev); bigmac_get_counters(bp, bp->bregs); - return &bp->enet_stats; + return &dev->stats; } static void bigmac_set_multicast(struct net_device *dev) diff --git a/drivers/net/ethernet/sun/sunbmac.h b/drivers/net/ethernet/sun/sunbmac.h index 532fc56830cf..ee56930475a8 100644 --- a/drivers/net/ethernet/sun/sunbmac.h +++ b/drivers/net/ethernet/sun/sunbmac.h @@ -311,7 +311,6 @@ struct bigmac { enum bigmac_timer_state timer_state; unsigned int timer_ticks; - struct net_device_stats enet_stats; struct platform_device *qec_op; struct platform_device *bigmac_op; struct net_device *dev; diff --git a/drivers/net/ethernet/sun/sungem.c b/drivers/net/ethernet/sun/sungem.c index 5c5952e782cd..fa607d062cb3 100644 --- a/drivers/net/ethernet/sun/sungem.c +++ b/drivers/net/ethernet/sun/sungem.c @@ -1250,12 +1250,18 @@ static void gem_stop_dma(struct gem *gp) // XXX dbl check what that function should do when called on PCS PHY -static void gem_begin_auto_negotiation(struct gem *gp, struct ethtool_cmd *ep) +static void gem_begin_auto_negotiation(struct gem *gp, + const struct ethtool_link_ksettings *ep) { u32 advertise, features; int autoneg; int speed; int duplex; + u32 advertising; + + if (ep) + ethtool_convert_link_mode_to_legacy_u32( + &advertising, ep->link_modes.advertising); if (gp->phy_type != phy_mii_mdio0 && gp->phy_type != phy_mii_mdio1) @@ -1278,13 +1284,13 @@ static void gem_begin_auto_negotiation(struct gem *gp, struct ethtool_cmd *ep) /* Setup link parameters */ if (!ep) goto start_aneg; - if (ep->autoneg == AUTONEG_ENABLE) { - advertise = ep->advertising; + if (ep->base.autoneg == AUTONEG_ENABLE) { + advertise = advertising; autoneg = 1; } else { autoneg = 0; - speed = ethtool_cmd_speed(ep); - duplex = ep->duplex; + speed = ep->base.speed; + duplex = ep->base.duplex; } start_aneg: @@ -2515,85 +2521,96 @@ static void gem_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info strlcpy(info->bus_info, pci_name(gp->pdev), sizeof(info->bus_info)); } -static int gem_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int gem_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct gem *gp = netdev_priv(dev); + u32 supported, advertising; if (gp->phy_type == phy_mii_mdio0 || gp->phy_type == phy_mii_mdio1) { if (gp->phy_mii.def) - cmd->supported = gp->phy_mii.def->features; + supported = gp->phy_mii.def->features; else - cmd->supported = (SUPPORTED_10baseT_Half | + supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full); /* XXX hardcoded stuff for now */ - cmd->port = PORT_MII; - cmd->transceiver = XCVR_EXTERNAL; - cmd->phy_address = 0; /* XXX fixed PHYAD */ + cmd->base.port = PORT_MII; + cmd->base.phy_address = 0; /* XXX fixed PHYAD */ /* Return current PHY settings */ - cmd->autoneg = gp->want_autoneg; - ethtool_cmd_speed_set(cmd, gp->phy_mii.speed); - cmd->duplex = gp->phy_mii.duplex; - cmd->advertising = gp->phy_mii.advertising; + cmd->base.autoneg = gp->want_autoneg; + cmd->base.speed = gp->phy_mii.speed; + cmd->base.duplex = gp->phy_mii.duplex; + advertising = gp->phy_mii.advertising; /* If we started with a forced mode, we don't have a default * advertise set, we need to return something sensible so * userland can re-enable autoneg properly. */ - if (cmd->advertising == 0) - cmd->advertising = cmd->supported; + if (advertising == 0) + advertising = supported; } else { // XXX PCS ? - cmd->supported = + supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_Autoneg); - cmd->advertising = cmd->supported; - ethtool_cmd_speed_set(cmd, 0); - cmd->duplex = cmd->port = cmd->phy_address = - cmd->transceiver = cmd->autoneg = 0; + advertising = supported; + cmd->base.speed = 0; + cmd->base.duplex = 0; + cmd->base.port = 0; + cmd->base.phy_address = 0; + cmd->base.autoneg = 0; /* serdes means usually a Fibre connector, with most fixed */ if (gp->phy_type == phy_serdes) { - cmd->port = PORT_FIBRE; - cmd->supported = (SUPPORTED_1000baseT_Half | + cmd->base.port = PORT_FIBRE; + supported = (SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full | SUPPORTED_FIBRE | SUPPORTED_Autoneg | SUPPORTED_Pause | SUPPORTED_Asym_Pause); - cmd->advertising = cmd->supported; - cmd->transceiver = XCVR_INTERNAL; + advertising = supported; if (gp->lstate == link_up) - ethtool_cmd_speed_set(cmd, SPEED_1000); - cmd->duplex = DUPLEX_FULL; - cmd->autoneg = 1; + cmd->base.speed = SPEED_1000; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.autoneg = 1; } } - cmd->maxtxpkt = cmd->maxrxpkt = 0; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int gem_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int gem_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct gem *gp = netdev_priv(dev); - u32 speed = ethtool_cmd_speed(cmd); + u32 speed = cmd->base.speed; + u32 advertising; + + ethtool_convert_link_mode_to_legacy_u32(&advertising, + cmd->link_modes.advertising); /* Verify the settings we care about. */ - if (cmd->autoneg != AUTONEG_ENABLE && - cmd->autoneg != AUTONEG_DISABLE) + if (cmd->base.autoneg != AUTONEG_ENABLE && + cmd->base.autoneg != AUTONEG_DISABLE) return -EINVAL; - if (cmd->autoneg == AUTONEG_ENABLE && - cmd->advertising == 0) + if (cmd->base.autoneg == AUTONEG_ENABLE && + advertising == 0) return -EINVAL; - if (cmd->autoneg == AUTONEG_DISABLE && + if (cmd->base.autoneg == AUTONEG_DISABLE && ((speed != SPEED_1000 && speed != SPEED_100 && speed != SPEED_10) || - (cmd->duplex != DUPLEX_HALF && - cmd->duplex != DUPLEX_FULL))) + (cmd->base.duplex != DUPLEX_HALF && + cmd->base.duplex != DUPLEX_FULL))) return -EINVAL; /* Apply settings and restart link process. */ @@ -2666,13 +2683,13 @@ static int gem_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) static const struct ethtool_ops gem_ethtool_ops = { .get_drvinfo = gem_get_drvinfo, .get_link = ethtool_op_get_link, - .get_settings = gem_get_settings, - .set_settings = gem_set_settings, .nway_reset = gem_nway_reset, .get_msglevel = gem_get_msglevel, .set_msglevel = gem_set_msglevel, .get_wol = gem_get_wol, .set_wol = gem_set_wol, + .get_link_ksettings = gem_get_link_ksettings, + .set_link_ksettings = gem_set_link_ksettings, }; static int gem_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index 72ff05cd3ed8..a6cc9a2d41c1 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -933,7 +933,7 @@ static void happy_meal_stop(struct happy_meal *hp, void __iomem *gregs) /* hp->happy_lock must be held */ static void happy_meal_get_counters(struct happy_meal *hp, void __iomem *bregs) { - struct net_device_stats *stats = &hp->net_stats; + struct net_device_stats *stats = &hp->dev->stats; stats->rx_crc_errors += hme_read32(hp, bregs + BMAC_RCRCECTR); hme_write32(hp, bregs + BMAC_RCRCECTR, 0); @@ -1294,9 +1294,10 @@ static void happy_meal_init_rings(struct happy_meal *hp) } /* hp->happy_lock must be held */ -static void happy_meal_begin_auto_negotiation(struct happy_meal *hp, - void __iomem *tregs, - struct ethtool_cmd *ep) +static void +happy_meal_begin_auto_negotiation(struct happy_meal *hp, + void __iomem *tregs, + const struct ethtool_link_ksettings *ep) { int timeout; @@ -1309,7 +1310,7 @@ static void happy_meal_begin_auto_negotiation(struct happy_meal *hp, /* XXX Check BMSR_ANEGCAPABLE, should not be necessary though. */ hp->sw_advertise = happy_meal_tcvr_read(hp, tregs, MII_ADVERTISE); - if (ep == NULL || ep->autoneg == AUTONEG_ENABLE) { + if (!ep || ep->base.autoneg == AUTONEG_ENABLE) { /* Advertise everything we can support. */ if (hp->sw_bmsr & BMSR_10HALF) hp->sw_advertise |= (ADVERTISE_10HALF); @@ -1384,14 +1385,14 @@ force_link: /* Disable auto-negotiation in BMCR, enable the duplex and * speed setting, init the timer state machine, and fire it off. */ - if (ep == NULL || ep->autoneg == AUTONEG_ENABLE) { + if (!ep || ep->base.autoneg == AUTONEG_ENABLE) { hp->sw_bmcr = BMCR_SPEED100; } else { - if (ethtool_cmd_speed(ep) == SPEED_100) + if (ep->base.speed == SPEED_100) hp->sw_bmcr = BMCR_SPEED100; else hp->sw_bmcr = 0; - if (ep->duplex == DUPLEX_FULL) + if (ep->base.duplex == DUPLEX_FULL) hp->sw_bmcr |= BMCR_FULLDPLX; } happy_meal_tcvr_write(hp, tregs, MII_BMCR, hp->sw_bmcr); @@ -1946,7 +1947,7 @@ static void happy_meal_tx(struct happy_meal *hp) break; } hp->tx_skbs[elem] = NULL; - hp->net_stats.tx_bytes += skb->len; + dev->stats.tx_bytes += skb->len; for (frag = 0; frag <= skb_shinfo(skb)->nr_frags; frag++) { dma_addr = hme_read_desc32(hp, &this->tx_addr); @@ -1963,7 +1964,7 @@ static void happy_meal_tx(struct happy_meal *hp) } dev_kfree_skb_irq(skb); - hp->net_stats.tx_packets++; + dev->stats.tx_packets++; } hp->tx_old = elem; TXD((">")); @@ -2008,17 +2009,17 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev) /* Check for errors. */ if ((len < ETH_ZLEN) || (flags & RXFLAG_OVERFLOW)) { RXD(("ERR(%08x)]", flags)); - hp->net_stats.rx_errors++; + dev->stats.rx_errors++; if (len < ETH_ZLEN) - hp->net_stats.rx_length_errors++; + dev->stats.rx_length_errors++; if (len & (RXFLAG_OVERFLOW >> 16)) { - hp->net_stats.rx_over_errors++; - hp->net_stats.rx_fifo_errors++; + dev->stats.rx_over_errors++; + dev->stats.rx_fifo_errors++; } /* Return it to the Happy meal. */ drop_it: - hp->net_stats.rx_dropped++; + dev->stats.rx_dropped++; hme_write_rxd(hp, this, (RXFLAG_OWN|((RX_BUF_ALLOC_SIZE-RX_OFFSET)<<16)), dma_addr); @@ -2083,8 +2084,8 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev) skb->protocol = eth_type_trans(skb, dev); netif_rx(skb); - hp->net_stats.rx_packets++; - hp->net_stats.rx_bytes += len; + dev->stats.rx_packets++; + dev->stats.rx_bytes += len; next: elem = NEXT_RX(elem); this = &rxbase[elem]; @@ -2395,7 +2396,7 @@ static struct net_device_stats *happy_meal_get_stats(struct net_device *dev) happy_meal_get_counters(hp, hp->bigmacregs); spin_unlock_irq(&hp->happy_lock); - return &hp->net_stats; + return &dev->stats; } static void happy_meal_set_multicast(struct net_device *dev) @@ -2434,20 +2435,21 @@ static void happy_meal_set_multicast(struct net_device *dev) } /* Ethtool support... */ -static int hme_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int hme_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct happy_meal *hp = netdev_priv(dev); u32 speed; + u32 supported; - cmd->supported = + supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII); /* XXX hardcoded stuff for now */ - cmd->port = PORT_TP; /* XXX no MII support */ - cmd->transceiver = XCVR_INTERNAL; /* XXX no external xcvr support */ - cmd->phy_address = 0; /* XXX fixed PHYAD */ + cmd->base.port = PORT_TP; /* XXX no MII support */ + cmd->base.phy_address = 0; /* XXX fixed PHYAD */ /* Record PHY settings. */ spin_lock_irq(&hp->happy_lock); @@ -2456,41 +2458,45 @@ static int hme_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_unlock_irq(&hp->happy_lock); if (hp->sw_bmcr & BMCR_ANENABLE) { - cmd->autoneg = AUTONEG_ENABLE; + cmd->base.autoneg = AUTONEG_ENABLE; speed = ((hp->sw_lpa & (LPA_100HALF | LPA_100FULL)) ? SPEED_100 : SPEED_10); if (speed == SPEED_100) - cmd->duplex = + cmd->base.duplex = (hp->sw_lpa & (LPA_100FULL)) ? DUPLEX_FULL : DUPLEX_HALF; else - cmd->duplex = + cmd->base.duplex = (hp->sw_lpa & (LPA_10FULL)) ? DUPLEX_FULL : DUPLEX_HALF; } else { - cmd->autoneg = AUTONEG_DISABLE; + cmd->base.autoneg = AUTONEG_DISABLE; speed = (hp->sw_bmcr & BMCR_SPEED100) ? SPEED_100 : SPEED_10; - cmd->duplex = + cmd->base.duplex = (hp->sw_bmcr & BMCR_FULLDPLX) ? DUPLEX_FULL : DUPLEX_HALF; } - ethtool_cmd_speed_set(cmd, speed); + cmd->base.speed = speed; + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + return 0; } -static int hme_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int hme_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct happy_meal *hp = netdev_priv(dev); /* Verify the settings we care about. */ - if (cmd->autoneg != AUTONEG_ENABLE && - cmd->autoneg != AUTONEG_DISABLE) + if (cmd->base.autoneg != AUTONEG_ENABLE && + cmd->base.autoneg != AUTONEG_DISABLE) return -EINVAL; - if (cmd->autoneg == AUTONEG_DISABLE && - ((ethtool_cmd_speed(cmd) != SPEED_100 && - ethtool_cmd_speed(cmd) != SPEED_10) || - (cmd->duplex != DUPLEX_HALF && - cmd->duplex != DUPLEX_FULL))) + if (cmd->base.autoneg == AUTONEG_DISABLE && + ((cmd->base.speed != SPEED_100 && + cmd->base.speed != SPEED_10) || + (cmd->base.duplex != DUPLEX_HALF && + cmd->base.duplex != DUPLEX_FULL))) return -EINVAL; /* Ok, do it to it. */ @@ -2537,10 +2543,10 @@ static u32 hme_get_link(struct net_device *dev) } static const struct ethtool_ops hme_ethtool_ops = { - .get_settings = hme_get_settings, - .set_settings = hme_set_settings, .get_drvinfo = hme_get_drvinfo, .get_link = hme_get_link, + .get_link_ksettings = hme_get_link_ksettings, + .set_link_ksettings = hme_set_link_ksettings, }; static int hme_version_printed; diff --git a/drivers/net/ethernet/sun/sunhme.h b/drivers/net/ethernet/sun/sunhme.h index 4a8d5b18dfd5..3af540adb3c5 100644 --- a/drivers/net/ethernet/sun/sunhme.h +++ b/drivers/net/ethernet/sun/sunhme.h @@ -418,8 +418,6 @@ struct happy_meal { int rx_new, tx_new, rx_old, tx_old; - struct net_device_stats net_stats; /* Statistical counters */ - #if defined(CONFIG_SBUS) && defined(CONFIG_PCI) u32 (*read32)(void __iomem *); void (*write32)(void __iomem *, u32); diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 4cc2571f71c6..0b95105f7060 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -1,7 +1,7 @@ /* sunvnet.c: Sun LDOM Virtual Network Driver. * * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> - * Copyright (C) 2016 Oracle. All rights reserved. + * Copyright (C) 2016-2017 Oracle. All rights reserved. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -77,11 +77,125 @@ static void vnet_set_msglevel(struct net_device *dev, u32 value) vp->msg_enable = value; } +static const struct { + const char string[ETH_GSTRING_LEN]; +} ethtool_stats_keys[] = { + { "rx_packets" }, + { "tx_packets" }, + { "rx_bytes" }, + { "tx_bytes" }, + { "rx_errors" }, + { "tx_errors" }, + { "rx_dropped" }, + { "tx_dropped" }, + { "multicast" }, + { "rx_length_errors" }, + { "rx_frame_errors" }, + { "rx_missed_errors" }, + { "tx_carrier_errors" }, + { "nports" }, +}; + +static int vnet_get_sset_count(struct net_device *dev, int sset) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(ethtool_stats_keys) + + (NUM_VNET_PORT_STATS * vp->nports); + default: + return -EOPNOTSUPP; + } +} + +static void vnet_get_strings(struct net_device *dev, u32 stringset, u8 *buf) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + struct vnet_port *port; + char *p = (char *)buf; + + switch (stringset) { + case ETH_SS_STATS: + memcpy(buf, ðtool_stats_keys, sizeof(ethtool_stats_keys)); + p += sizeof(ethtool_stats_keys); + + rcu_read_lock(); + list_for_each_entry_rcu(port, &vp->port_list, list) { + snprintf(p, ETH_GSTRING_LEN, "p%u.%s-%pM", + port->q_index, port->switch_port ? "s" : "q", + port->raddr); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.rx_packets", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.tx_packets", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.rx_bytes", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.tx_bytes", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.event_up", + port->q_index); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "p%u.event_reset", + port->q_index); + p += ETH_GSTRING_LEN; + } + rcu_read_unlock(); + break; + default: + WARN_ON(1); + break; + } +} + +static void vnet_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *estats, u64 *data) +{ + struct vnet *vp = (struct vnet *)netdev_priv(dev); + struct vnet_port *port; + int i = 0; + + data[i++] = dev->stats.rx_packets; + data[i++] = dev->stats.tx_packets; + data[i++] = dev->stats.rx_bytes; + data[i++] = dev->stats.tx_bytes; + data[i++] = dev->stats.rx_errors; + data[i++] = dev->stats.tx_errors; + data[i++] = dev->stats.rx_dropped; + data[i++] = dev->stats.tx_dropped; + data[i++] = dev->stats.multicast; + data[i++] = dev->stats.rx_length_errors; + data[i++] = dev->stats.rx_frame_errors; + data[i++] = dev->stats.rx_missed_errors; + data[i++] = dev->stats.tx_carrier_errors; + data[i++] = vp->nports; + + rcu_read_lock(); + list_for_each_entry_rcu(port, &vp->port_list, list) { + data[i++] = port->q_index; + data[i++] = port->stats.rx_packets; + data[i++] = port->stats.tx_packets; + data[i++] = port->stats.rx_bytes; + data[i++] = port->stats.tx_bytes; + data[i++] = port->stats.event_up; + data[i++] = port->stats.event_reset; + } + rcu_read_unlock(); +} + static const struct ethtool_ops vnet_ethtool_ops = { .get_drvinfo = vnet_get_drvinfo, .get_msglevel = vnet_get_msglevel, .set_msglevel = vnet_set_msglevel, .get_link = ethtool_op_get_link, + .get_sset_count = vnet_get_sset_count, + .get_strings = vnet_get_strings, + .get_ethtool_stats = vnet_get_ethtool_stats, }; static LIST_HEAD(vnet_list); diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index fa2d11ca9b81..9e86833249d4 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -1,7 +1,7 @@ /* sunvnet.c: Sun LDOM Virtual Network Driver. * * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> - * Copyright (C) 2016 Oracle. All rights reserved. + * Copyright (C) 2016-2017 Oracle. All rights reserved. */ #include <linux/module.h> @@ -43,7 +43,6 @@ MODULE_LICENSE("GPL"); MODULE_VERSION("1.1"); static int __vnet_tx_trigger(struct vnet_port *port, u32 start); -static void vnet_port_reset(struct vnet_port *port); static inline u32 vnet_tx_dring_avail(struct vio_dring_state *dr) { @@ -410,8 +409,12 @@ static int vnet_rx_one(struct vnet_port *port, struct vio_net_desc *desc) skb->ip_summed = port->switch_port ? CHECKSUM_NONE : CHECKSUM_PARTIAL; + if (unlikely(is_multicast_ether_addr(eth_hdr(skb)->h_dest))) + dev->stats.multicast++; dev->stats.rx_packets++; dev->stats.rx_bytes += len; + port->stats.rx_packets++; + port->stats.rx_bytes += len; napi_gro_receive(&port->napi, skb); return 0; @@ -747,6 +750,13 @@ static int vnet_event_napi(struct vnet_port *port, int budget) /* RESET takes precedent over any other event */ if (port->rx_event & LDC_EVENT_RESET) { + /* a link went down */ + + if (port->vsw == 1) { + netif_tx_stop_all_queues(dev); + netif_carrier_off(dev); + } + vio_link_state_change(vio, LDC_EVENT_RESET); vnet_port_reset(port); vio_port_up(vio); @@ -762,12 +772,21 @@ static int vnet_event_napi(struct vnet_port *port, int budget) maybe_tx_wakeup(port); port->rx_event = 0; + port->stats.event_reset++; return 0; } if (port->rx_event & LDC_EVENT_UP) { + /* a link came up */ + + if (port->vsw == 1) { + netif_carrier_on(port->dev); + netif_tx_start_all_queues(port->dev); + } + vio_link_state_change(vio, LDC_EVENT_UP); port->rx_event = 0; + port->stats.event_up++; return 0; } @@ -1417,6 +1436,8 @@ ldc_start_done: dev->stats.tx_packets++; dev->stats.tx_bytes += port->tx_bufs[txi].skb->len; + port->stats.tx_packets++; + port->stats.tx_bytes += port->tx_bufs[txi].skb->len; dr->prod = (dr->prod + 1) & (VNET_TX_RING_SIZE - 1); if (unlikely(vnet_tx_dring_avail(dr) < 1)) { @@ -1631,7 +1652,7 @@ void sunvnet_port_free_tx_bufs_common(struct vnet_port *port) } EXPORT_SYMBOL_GPL(sunvnet_port_free_tx_bufs_common); -static void vnet_port_reset(struct vnet_port *port) +void vnet_port_reset(struct vnet_port *port) { del_timer(&port->clean_timer); sunvnet_port_free_tx_bufs_common(port); @@ -1639,6 +1660,7 @@ static void vnet_port_reset(struct vnet_port *port) port->tso = (port->vsw == 0); /* no tso in vsw, misbehaves in bridge */ port->tsolen = 0; } +EXPORT_SYMBOL_GPL(vnet_port_reset); static int vnet_port_alloc_tx_ring(struct vnet_port *port) { @@ -1708,20 +1730,32 @@ EXPORT_SYMBOL_GPL(sunvnet_poll_controller_common); void sunvnet_port_add_txq_common(struct vnet_port *port) { struct vnet *vp = port->vp; - int n; + int smallest = 0; + int i; + + /* find the first least-used q + * When there are more ldoms than q's, we start to + * double up on ports per queue. + */ + for (i = 0; i < VNET_MAX_TXQS; i++) { + if (vp->q_used[i] == 0) { + smallest = i; + break; + } + if (vp->q_used[i] < vp->q_used[smallest]) + smallest = i; + } - n = vp->nports++; - n = n & (VNET_MAX_TXQS - 1); - port->q_index = n; - netif_tx_wake_queue(netdev_get_tx_queue(VNET_PORT_TO_NET_DEVICE(port), - port->q_index)); + vp->nports++; + vp->q_used[smallest]++; + port->q_index = smallest; } EXPORT_SYMBOL_GPL(sunvnet_port_add_txq_common); void sunvnet_port_rm_txq_common(struct vnet_port *port) { port->vp->nports--; - netif_tx_stop_queue(netdev_get_tx_queue(VNET_PORT_TO_NET_DEVICE(port), - port->q_index)); + port->vp->q_used[port->q_index]--; + port->q_index = 0; } EXPORT_SYMBOL_GPL(sunvnet_port_rm_txq_common); diff --git a/drivers/net/ethernet/sun/sunvnet_common.h b/drivers/net/ethernet/sun/sunvnet_common.h index ce5c824128a3..b20d6fa7ef25 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.h +++ b/drivers/net/ethernet/sun/sunvnet_common.h @@ -35,6 +35,19 @@ struct vnet_tx_entry { struct vnet; +struct vnet_port_stats { + /* keep them all the same size */ + u32 rx_bytes; + u32 tx_bytes; + u32 rx_packets; + u32 tx_packets; + u32 event_up; + u32 event_reset; + u32 q_placeholder; +}; + +#define NUM_VNET_PORT_STATS (sizeof(struct vnet_port_stats) / sizeof(u32)) + /* Structure to describe a vnet-port or vsw-port in the MD. * If the vsw bit is set, this structure represents a vswitch * port, and the net_device can be found from ->dev. If the @@ -44,6 +57,8 @@ struct vnet; struct vnet_port { struct vio_driver_state vio; + struct vnet_port_stats stats; + struct hlist_node hash; u8 raddr[ETH_ALEN]; unsigned switch_port:1; @@ -97,22 +112,15 @@ struct vnet_mcast_entry { }; struct vnet { - /* Protects port_list and port_hash. */ - spinlock_t lock; - + spinlock_t lock; /* Protects port_list and port_hash. */ struct net_device *dev; - u32 msg_enable; - + u8 q_used[VNET_MAX_TXQS]; struct list_head port_list; - struct hlist_head port_hash[VNET_PORT_HASH_SIZE]; - struct vnet_mcast_entry *mcast_list; - struct list_head list; u64 local_mac; - int nports; }; @@ -139,6 +147,7 @@ int sunvnet_handle_attr_common(struct vio_driver_state *vio, void *arg); void sunvnet_handshake_complete_common(struct vio_driver_state *vio); int sunvnet_poll_common(struct napi_struct *napi, int budget); void sunvnet_port_free_tx_bufs_common(struct vnet_port *port); +void vnet_port_reset(struct vnet_port *port); bool sunvnet_port_is_up_common(struct vnet_port *vnet); void sunvnet_port_add_txq_common(struct vnet_port *port); void sunvnet_port_rm_txq_common(struct vnet_port *port); diff --git a/drivers/net/ethernet/synopsys/Kconfig b/drivers/net/ethernet/synopsys/Kconfig new file mode 100644 index 000000000000..a9503884e1c2 --- /dev/null +++ b/drivers/net/ethernet/synopsys/Kconfig @@ -0,0 +1,41 @@ +# +# Synopsys network device configuration +# + +config NET_VENDOR_SYNOPSYS + bool "Synopsys devices" + default y + ---help--- + If you have a network (Ethernet) device belonging to this class, say Y. + + Note that the answer to this question doesn't directly affect the + kernel: saying N will just cause the configurator to skip all + the questions about Synopsys devices. If you say Y, you will be asked + for your specific device in the following questions. + +if NET_VENDOR_SYNOPSYS + +config DWC_XLGMAC + tristate "Synopsys DWC Enterprise Ethernet (XLGMAC) driver support" + depends on HAS_IOMEM && HAS_DMA + select BITREVERSE + select CRC32 + ---help--- + This driver supports the Synopsys DesignWare Cores Enterprise + Ethernet (dwc-xlgmac). + +if DWC_XLGMAC + +config DWC_XLGMAC_PCI + tristate "XLGMAC PCI bus support" + depends on DWC_XLGMAC && PCI + ---help--- + This selects the pci bus support for the dwc-xlgmac driver. + This driver was tested on Synopsys XLGMAC IP Prototyping Kit. + + If you have a controller with this interface, say Y or M here. + If unsure, say N. + +endif # DWC_XLGMAC + +endif # NET_VENDOR_SYNOPSYS diff --git a/drivers/net/ethernet/synopsys/Makefile b/drivers/net/ethernet/synopsys/Makefile new file mode 100644 index 000000000000..0ad01916f11e --- /dev/null +++ b/drivers/net/ethernet/synopsys/Makefile @@ -0,0 +1,10 @@ +# +# Makefile for the Synopsys network device drivers. +# + +obj-$(CONFIG_DWC_XLGMAC) += dwc-xlgmac.o +dwc-xlgmac-objs := dwc-xlgmac-net.o dwc-xlgmac-desc.o \ + dwc-xlgmac-hw.o dwc-xlgmac-common.o \ + dwc-xlgmac-ethtool.o + +dwc-xlgmac-$(CONFIG_DWC_XLGMAC_PCI) += dwc-xlgmac-pci.o diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c new file mode 100644 index 000000000000..d655a4261e98 --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c @@ -0,0 +1,737 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include <linux/kernel.h> +#include <linux/module.h> + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +MODULE_LICENSE("Dual BSD/GPL"); + +static int debug = -1; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "DWC ethernet debug level (0=none,...,16=all)"); +static const u32 default_msg_level = (NETIF_MSG_LINK | NETIF_MSG_IFDOWN | + NETIF_MSG_IFUP); + +static unsigned char dev_addr[6] = {0, 0x55, 0x7b, 0xb5, 0x7d, 0xf7}; + +static void xlgmac_read_mac_addr(struct xlgmac_pdata *pdata) +{ + struct net_device *netdev = pdata->netdev; + + /* Currently it uses a static mac address for test */ + memcpy(pdata->mac_addr, dev_addr, netdev->addr_len); +} + +static void xlgmac_default_config(struct xlgmac_pdata *pdata) +{ + pdata->tx_osp_mode = DMA_OSP_ENABLE; + pdata->tx_sf_mode = MTL_TSF_ENABLE; + pdata->rx_sf_mode = MTL_RSF_DISABLE; + pdata->pblx8 = DMA_PBL_X8_ENABLE; + pdata->tx_pbl = DMA_PBL_32; + pdata->rx_pbl = DMA_PBL_32; + pdata->tx_threshold = MTL_TX_THRESHOLD_128; + pdata->rx_threshold = MTL_RX_THRESHOLD_128; + pdata->tx_pause = 1; + pdata->rx_pause = 1; + pdata->phy_speed = SPEED_25000; + pdata->sysclk_rate = XLGMAC_SYSCLOCK; + + strlcpy(pdata->drv_name, XLGMAC_DRV_NAME, sizeof(pdata->drv_name)); + strlcpy(pdata->drv_ver, XLGMAC_DRV_VERSION, sizeof(pdata->drv_ver)); +} + +static void xlgmac_init_all_ops(struct xlgmac_pdata *pdata) +{ + xlgmac_init_desc_ops(&pdata->desc_ops); + xlgmac_init_hw_ops(&pdata->hw_ops); +} + +static int xlgmac_init(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct net_device *netdev = pdata->netdev; + unsigned int i; + int ret; + + /* Set default configuration data */ + xlgmac_default_config(pdata); + + /* Set irq, base_addr, MAC address, */ + netdev->irq = pdata->dev_irq; + netdev->base_addr = (unsigned long)pdata->mac_regs; + xlgmac_read_mac_addr(pdata); + memcpy(netdev->dev_addr, pdata->mac_addr, netdev->addr_len); + + /* Set all the function pointers */ + xlgmac_init_all_ops(pdata); + + /* Issue software reset to device */ + hw_ops->exit(pdata); + + /* Populate the hardware features */ + xlgmac_get_all_hw_features(pdata); + xlgmac_print_all_hw_features(pdata); + + /* TODO: Set the PHY mode to XLGMII */ + + /* Set the DMA mask */ + ret = dma_set_mask_and_coherent(pdata->dev, + DMA_BIT_MASK(pdata->hw_feat.dma_width)); + if (ret) { + dev_err(pdata->dev, "dma_set_mask_and_coherent failed\n"); + return ret; + } + + /* Channel and ring params initializtion + * pdata->channel_count; + * pdata->tx_ring_count; + * pdata->rx_ring_count; + * pdata->tx_desc_count; + * pdata->rx_desc_count; + */ + BUILD_BUG_ON_NOT_POWER_OF_2(XLGMAC_TX_DESC_CNT); + pdata->tx_desc_count = XLGMAC_TX_DESC_CNT; + if (pdata->tx_desc_count & (pdata->tx_desc_count - 1)) { + dev_err(pdata->dev, "tx descriptor count (%d) is not valid\n", + pdata->tx_desc_count); + ret = -EINVAL; + return ret; + } + BUILD_BUG_ON_NOT_POWER_OF_2(XLGMAC_RX_DESC_CNT); + pdata->rx_desc_count = XLGMAC_RX_DESC_CNT; + if (pdata->rx_desc_count & (pdata->rx_desc_count - 1)) { + dev_err(pdata->dev, "rx descriptor count (%d) is not valid\n", + pdata->rx_desc_count); + ret = -EINVAL; + return ret; + } + + pdata->tx_ring_count = min_t(unsigned int, num_online_cpus(), + pdata->hw_feat.tx_ch_cnt); + pdata->tx_ring_count = min_t(unsigned int, pdata->tx_ring_count, + pdata->hw_feat.tx_q_cnt); + pdata->tx_q_count = pdata->tx_ring_count; + ret = netif_set_real_num_tx_queues(netdev, pdata->tx_q_count); + if (ret) { + dev_err(pdata->dev, "error setting real tx queue count\n"); + return ret; + } + + pdata->rx_ring_count = min_t(unsigned int, + netif_get_num_default_rss_queues(), + pdata->hw_feat.rx_ch_cnt); + pdata->rx_ring_count = min_t(unsigned int, pdata->rx_ring_count, + pdata->hw_feat.rx_q_cnt); + pdata->rx_q_count = pdata->rx_ring_count; + ret = netif_set_real_num_rx_queues(netdev, pdata->rx_q_count); + if (ret) { + dev_err(pdata->dev, "error setting real rx queue count\n"); + return ret; + } + + pdata->channel_count = + max_t(unsigned int, pdata->tx_ring_count, pdata->rx_ring_count); + + /* Initialize RSS hash key and lookup table */ + netdev_rss_key_fill(pdata->rss_key, sizeof(pdata->rss_key)); + + for (i = 0; i < XLGMAC_RSS_MAX_TABLE_SIZE; i++) + pdata->rss_table[i] = XLGMAC_SET_REG_BITS( + pdata->rss_table[i], + MAC_RSSDR_DMCH_POS, + MAC_RSSDR_DMCH_LEN, + i % pdata->rx_ring_count); + + pdata->rss_options = XLGMAC_SET_REG_BITS( + pdata->rss_options, + MAC_RSSCR_IP2TE_POS, + MAC_RSSCR_IP2TE_LEN, 1); + pdata->rss_options = XLGMAC_SET_REG_BITS( + pdata->rss_options, + MAC_RSSCR_TCP4TE_POS, + MAC_RSSCR_TCP4TE_LEN, 1); + pdata->rss_options = XLGMAC_SET_REG_BITS( + pdata->rss_options, + MAC_RSSCR_UDP4TE_POS, + MAC_RSSCR_UDP4TE_LEN, 1); + + /* Set device operations */ + netdev->netdev_ops = xlgmac_get_netdev_ops(); + netdev->ethtool_ops = xlgmac_get_ethtool_ops(); + + /* Set device features */ + if (pdata->hw_feat.tso) { + netdev->hw_features = NETIF_F_TSO; + netdev->hw_features |= NETIF_F_TSO6; + netdev->hw_features |= NETIF_F_SG; + netdev->hw_features |= NETIF_F_IP_CSUM; + netdev->hw_features |= NETIF_F_IPV6_CSUM; + } else if (pdata->hw_feat.tx_coe) { + netdev->hw_features = NETIF_F_IP_CSUM; + netdev->hw_features |= NETIF_F_IPV6_CSUM; + } + + if (pdata->hw_feat.rx_coe) { + netdev->hw_features |= NETIF_F_RXCSUM; + netdev->hw_features |= NETIF_F_GRO; + } + + if (pdata->hw_feat.rss) + netdev->hw_features |= NETIF_F_RXHASH; + + netdev->vlan_features |= netdev->hw_features; + + netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX; + if (pdata->hw_feat.sa_vlan_ins) + netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_TX; + if (pdata->hw_feat.vlhash) + netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER; + + netdev->features |= netdev->hw_features; + pdata->netdev_features = netdev->features; + + netdev->priv_flags |= IFF_UNICAST_FLT; + + /* Use default watchdog timeout */ + netdev->watchdog_timeo = 0; + + /* Tx coalesce parameters initialization */ + pdata->tx_usecs = XLGMAC_INIT_DMA_TX_USECS; + pdata->tx_frames = XLGMAC_INIT_DMA_TX_FRAMES; + + /* Rx coalesce parameters initialization */ + pdata->rx_riwt = hw_ops->usec_to_riwt(pdata, XLGMAC_INIT_DMA_RX_USECS); + pdata->rx_usecs = XLGMAC_INIT_DMA_RX_USECS; + pdata->rx_frames = XLGMAC_INIT_DMA_RX_FRAMES; + + return 0; +} + +int xlgmac_drv_probe(struct device *dev, struct xlgmac_resources *res) +{ + struct xlgmac_pdata *pdata; + struct net_device *netdev; + int ret; + + netdev = alloc_etherdev_mq(sizeof(struct xlgmac_pdata), + XLGMAC_MAX_DMA_CHANNELS); + + if (!netdev) { + dev_err(dev, "alloc_etherdev failed\n"); + return -ENOMEM; + } + + SET_NETDEV_DEV(netdev, dev); + dev_set_drvdata(dev, netdev); + pdata = netdev_priv(netdev); + pdata->dev = dev; + pdata->netdev = netdev; + + pdata->dev_irq = res->irq; + pdata->mac_regs = res->addr; + + mutex_init(&pdata->rss_mutex); + pdata->msg_enable = netif_msg_init(debug, default_msg_level); + + ret = xlgmac_init(pdata); + if (ret) { + dev_err(dev, "xlgmac init failed\n"); + goto err_free_netdev; + } + + ret = register_netdev(netdev); + if (ret) { + dev_err(dev, "net device registration failed\n"); + goto err_free_netdev; + } + + return 0; + +err_free_netdev: + free_netdev(netdev); + + return ret; +} + +int xlgmac_drv_remove(struct device *dev) +{ + struct net_device *netdev = dev_get_drvdata(dev); + + unregister_netdev(netdev); + free_netdev(netdev); + + return 0; +} + +void xlgmac_dump_tx_desc(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + unsigned int idx, + unsigned int count, + unsigned int flag) +{ + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + + while (count--) { + desc_data = XLGMAC_GET_DESC_DATA(ring, idx); + dma_desc = desc_data->dma_desc; + + netdev_dbg(pdata->netdev, "TX: dma_desc=%p, dma_desc_addr=%pad\n", + desc_data->dma_desc, &desc_data->dma_desc_addr); + netdev_dbg(pdata->netdev, + "TX_NORMAL_DESC[%d %s] = %08x:%08x:%08x:%08x\n", idx, + (flag == 1) ? "QUEUED FOR TX" : "TX BY DEVICE", + le32_to_cpu(dma_desc->desc0), + le32_to_cpu(dma_desc->desc1), + le32_to_cpu(dma_desc->desc2), + le32_to_cpu(dma_desc->desc3)); + + idx++; + } +} + +void xlgmac_dump_rx_desc(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + unsigned int idx) +{ + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + + desc_data = XLGMAC_GET_DESC_DATA(ring, idx); + dma_desc = desc_data->dma_desc; + + netdev_dbg(pdata->netdev, "RX: dma_desc=%p, dma_desc_addr=%pad\n", + desc_data->dma_desc, &desc_data->dma_desc_addr); + netdev_dbg(pdata->netdev, + "RX_NORMAL_DESC[%d RX BY DEVICE] = %08x:%08x:%08x:%08x\n", + idx, + le32_to_cpu(dma_desc->desc0), + le32_to_cpu(dma_desc->desc1), + le32_to_cpu(dma_desc->desc2), + le32_to_cpu(dma_desc->desc3)); +} + +void xlgmac_print_pkt(struct net_device *netdev, + struct sk_buff *skb, bool tx_rx) +{ + struct ethhdr *eth = (struct ethhdr *)skb->data; + unsigned char *buf = skb->data; + unsigned char buffer[128]; + unsigned int i, j; + + netdev_dbg(netdev, "\n************** SKB dump ****************\n"); + + netdev_dbg(netdev, "%s packet of %d bytes\n", + (tx_rx ? "TX" : "RX"), skb->len); + + netdev_dbg(netdev, "Dst MAC addr: %pM\n", eth->h_dest); + netdev_dbg(netdev, "Src MAC addr: %pM\n", eth->h_source); + netdev_dbg(netdev, "Protocol: %#06hx\n", ntohs(eth->h_proto)); + + for (i = 0, j = 0; i < skb->len;) { + j += snprintf(buffer + j, sizeof(buffer) - j, "%02hhx", + buf[i++]); + + if ((i % 32) == 0) { + netdev_dbg(netdev, " %#06x: %s\n", i - 32, buffer); + j = 0; + } else if ((i % 16) == 0) { + buffer[j++] = ' '; + buffer[j++] = ' '; + } else if ((i % 4) == 0) { + buffer[j++] = ' '; + } + } + if (i % 32) + netdev_dbg(netdev, " %#06x: %s\n", i - (i % 32), buffer); + + netdev_dbg(netdev, "\n************** SKB dump ****************\n"); +} + +void xlgmac_get_all_hw_features(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_features *hw_feat = &pdata->hw_feat; + unsigned int mac_hfr0, mac_hfr1, mac_hfr2; + + mac_hfr0 = readl(pdata->mac_regs + MAC_HWF0R); + mac_hfr1 = readl(pdata->mac_regs + MAC_HWF1R); + mac_hfr2 = readl(pdata->mac_regs + MAC_HWF2R); + + memset(hw_feat, 0, sizeof(*hw_feat)); + + hw_feat->version = readl(pdata->mac_regs + MAC_VR); + + /* Hardware feature register 0 */ + hw_feat->phyifsel = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_PHYIFSEL_POS, + MAC_HWF0R_PHYIFSEL_LEN); + hw_feat->vlhash = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_VLHASH_POS, + MAC_HWF0R_VLHASH_LEN); + hw_feat->sma = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_SMASEL_POS, + MAC_HWF0R_SMASEL_LEN); + hw_feat->rwk = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_RWKSEL_POS, + MAC_HWF0R_RWKSEL_LEN); + hw_feat->mgk = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_MGKSEL_POS, + MAC_HWF0R_MGKSEL_LEN); + hw_feat->mmc = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_MMCSEL_POS, + MAC_HWF0R_MMCSEL_LEN); + hw_feat->aoe = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_ARPOFFSEL_POS, + MAC_HWF0R_ARPOFFSEL_LEN); + hw_feat->ts = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_TSSEL_POS, + MAC_HWF0R_TSSEL_LEN); + hw_feat->eee = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_EEESEL_POS, + MAC_HWF0R_EEESEL_LEN); + hw_feat->tx_coe = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_TXCOESEL_POS, + MAC_HWF0R_TXCOESEL_LEN); + hw_feat->rx_coe = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_RXCOESEL_POS, + MAC_HWF0R_RXCOESEL_LEN); + hw_feat->addn_mac = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_ADDMACADRSEL_POS, + MAC_HWF0R_ADDMACADRSEL_LEN); + hw_feat->ts_src = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_TSSTSSEL_POS, + MAC_HWF0R_TSSTSSEL_LEN); + hw_feat->sa_vlan_ins = XLGMAC_GET_REG_BITS(mac_hfr0, + MAC_HWF0R_SAVLANINS_POS, + MAC_HWF0R_SAVLANINS_LEN); + + /* Hardware feature register 1 */ + hw_feat->rx_fifo_size = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_RXFIFOSIZE_POS, + MAC_HWF1R_RXFIFOSIZE_LEN); + hw_feat->tx_fifo_size = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_TXFIFOSIZE_POS, + MAC_HWF1R_TXFIFOSIZE_LEN); + hw_feat->adv_ts_hi = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_ADVTHWORD_POS, + MAC_HWF1R_ADVTHWORD_LEN); + hw_feat->dma_width = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_ADDR64_POS, + MAC_HWF1R_ADDR64_LEN); + hw_feat->dcb = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_DCBEN_POS, + MAC_HWF1R_DCBEN_LEN); + hw_feat->sph = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_SPHEN_POS, + MAC_HWF1R_SPHEN_LEN); + hw_feat->tso = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_TSOEN_POS, + MAC_HWF1R_TSOEN_LEN); + hw_feat->dma_debug = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_DBGMEMA_POS, + MAC_HWF1R_DBGMEMA_LEN); + hw_feat->rss = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_RSSEN_POS, + MAC_HWF1R_RSSEN_LEN); + hw_feat->tc_cnt = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_NUMTC_POS, + MAC_HWF1R_NUMTC_LEN); + hw_feat->hash_table_size = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_HASHTBLSZ_POS, + MAC_HWF1R_HASHTBLSZ_LEN); + hw_feat->l3l4_filter_num = XLGMAC_GET_REG_BITS(mac_hfr1, + MAC_HWF1R_L3L4FNUM_POS, + MAC_HWF1R_L3L4FNUM_LEN); + + /* Hardware feature register 2 */ + hw_feat->rx_q_cnt = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_RXQCNT_POS, + MAC_HWF2R_RXQCNT_LEN); + hw_feat->tx_q_cnt = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_TXQCNT_POS, + MAC_HWF2R_TXQCNT_LEN); + hw_feat->rx_ch_cnt = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_RXCHCNT_POS, + MAC_HWF2R_RXCHCNT_LEN); + hw_feat->tx_ch_cnt = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_TXCHCNT_POS, + MAC_HWF2R_TXCHCNT_LEN); + hw_feat->pps_out_num = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_PPSOUTNUM_POS, + MAC_HWF2R_PPSOUTNUM_LEN); + hw_feat->aux_snap_num = XLGMAC_GET_REG_BITS(mac_hfr2, + MAC_HWF2R_AUXSNAPNUM_POS, + MAC_HWF2R_AUXSNAPNUM_LEN); + + /* Translate the Hash Table size into actual number */ + switch (hw_feat->hash_table_size) { + case 0: + break; + case 1: + hw_feat->hash_table_size = 64; + break; + case 2: + hw_feat->hash_table_size = 128; + break; + case 3: + hw_feat->hash_table_size = 256; + break; + } + + /* Translate the address width setting into actual number */ + switch (hw_feat->dma_width) { + case 0: + hw_feat->dma_width = 32; + break; + case 1: + hw_feat->dma_width = 40; + break; + case 2: + hw_feat->dma_width = 48; + break; + default: + hw_feat->dma_width = 32; + } + + /* The Queue, Channel and TC counts are zero based so increment them + * to get the actual number + */ + hw_feat->rx_q_cnt++; + hw_feat->tx_q_cnt++; + hw_feat->rx_ch_cnt++; + hw_feat->tx_ch_cnt++; + hw_feat->tc_cnt++; +} + +void xlgmac_print_all_hw_features(struct xlgmac_pdata *pdata) +{ + char *str = NULL; + + XLGMAC_PR("\n"); + XLGMAC_PR("=====================================================\n"); + XLGMAC_PR("\n"); + XLGMAC_PR("HW support following features\n"); + XLGMAC_PR("\n"); + /* HW Feature Register0 */ + XLGMAC_PR("VLAN Hash Filter Selected : %s\n", + pdata->hw_feat.vlhash ? "YES" : "NO"); + XLGMAC_PR("SMA (MDIO) Interface : %s\n", + pdata->hw_feat.sma ? "YES" : "NO"); + XLGMAC_PR("PMT Remote Wake-up Packet Enable : %s\n", + pdata->hw_feat.rwk ? "YES" : "NO"); + XLGMAC_PR("PMT Magic Packet Enable : %s\n", + pdata->hw_feat.mgk ? "YES" : "NO"); + XLGMAC_PR("RMON/MMC Module Enable : %s\n", + pdata->hw_feat.mmc ? "YES" : "NO"); + XLGMAC_PR("ARP Offload Enabled : %s\n", + pdata->hw_feat.aoe ? "YES" : "NO"); + XLGMAC_PR("IEEE 1588-2008 Timestamp Enabled : %s\n", + pdata->hw_feat.ts ? "YES" : "NO"); + XLGMAC_PR("Energy Efficient Ethernet Enabled : %s\n", + pdata->hw_feat.eee ? "YES" : "NO"); + XLGMAC_PR("Transmit Checksum Offload Enabled : %s\n", + pdata->hw_feat.tx_coe ? "YES" : "NO"); + XLGMAC_PR("Receive Checksum Offload Enabled : %s\n", + pdata->hw_feat.rx_coe ? "YES" : "NO"); + XLGMAC_PR("Additional MAC Addresses 1-31 Selected : %s\n", + pdata->hw_feat.addn_mac ? "YES" : "NO"); + + switch (pdata->hw_feat.ts_src) { + case 0: + str = "RESERVED"; + break; + case 1: + str = "INTERNAL"; + break; + case 2: + str = "EXTERNAL"; + break; + case 3: + str = "BOTH"; + break; + } + XLGMAC_PR("Timestamp System Time Source : %s\n", str); + + XLGMAC_PR("Source Address or VLAN Insertion Enable : %s\n", + pdata->hw_feat.sa_vlan_ins ? "YES" : "NO"); + + /* HW Feature Register1 */ + switch (pdata->hw_feat.rx_fifo_size) { + case 0: + str = "128 bytes"; + break; + case 1: + str = "256 bytes"; + break; + case 2: + str = "512 bytes"; + break; + case 3: + str = "1 KBytes"; + break; + case 4: + str = "2 KBytes"; + break; + case 5: + str = "4 KBytes"; + break; + case 6: + str = "8 KBytes"; + break; + case 7: + str = "16 KBytes"; + break; + case 8: + str = "32 kBytes"; + break; + case 9: + str = "64 KBytes"; + break; + case 10: + str = "128 KBytes"; + break; + case 11: + str = "256 KBytes"; + break; + default: + str = "RESERVED"; + } + XLGMAC_PR("MTL Receive FIFO Size : %s\n", str); + + switch (pdata->hw_feat.tx_fifo_size) { + case 0: + str = "128 bytes"; + break; + case 1: + str = "256 bytes"; + break; + case 2: + str = "512 bytes"; + break; + case 3: + str = "1 KBytes"; + break; + case 4: + str = "2 KBytes"; + break; + case 5: + str = "4 KBytes"; + break; + case 6: + str = "8 KBytes"; + break; + case 7: + str = "16 KBytes"; + break; + case 8: + str = "32 kBytes"; + break; + case 9: + str = "64 KBytes"; + break; + case 10: + str = "128 KBytes"; + break; + case 11: + str = "256 KBytes"; + break; + default: + str = "RESERVED"; + } + XLGMAC_PR("MTL Transmit FIFO Size : %s\n", str); + + XLGMAC_PR("IEEE 1588 High Word Register Enable : %s\n", + pdata->hw_feat.adv_ts_hi ? "YES" : "NO"); + XLGMAC_PR("Address width : %u\n", + pdata->hw_feat.dma_width); + XLGMAC_PR("DCB Feature Enable : %s\n", + pdata->hw_feat.dcb ? "YES" : "NO"); + XLGMAC_PR("Split Header Feature Enable : %s\n", + pdata->hw_feat.sph ? "YES" : "NO"); + XLGMAC_PR("TCP Segmentation Offload Enable : %s\n", + pdata->hw_feat.tso ? "YES" : "NO"); + XLGMAC_PR("DMA Debug Registers Enabled : %s\n", + pdata->hw_feat.dma_debug ? "YES" : "NO"); + XLGMAC_PR("RSS Feature Enabled : %s\n", + pdata->hw_feat.rss ? "YES" : "NO"); + XLGMAC_PR("Number of Traffic classes : %u\n", + (pdata->hw_feat.tc_cnt)); + XLGMAC_PR("Hash Table Size : %u\n", + pdata->hw_feat.hash_table_size); + XLGMAC_PR("Total number of L3 or L4 Filters : %u\n", + pdata->hw_feat.l3l4_filter_num); + + /* HW Feature Register2 */ + XLGMAC_PR("Number of MTL Receive Queues : %u\n", + pdata->hw_feat.rx_q_cnt); + XLGMAC_PR("Number of MTL Transmit Queues : %u\n", + pdata->hw_feat.tx_q_cnt); + XLGMAC_PR("Number of DMA Receive Channels : %u\n", + pdata->hw_feat.rx_ch_cnt); + XLGMAC_PR("Number of DMA Transmit Channels : %u\n", + pdata->hw_feat.tx_ch_cnt); + + switch (pdata->hw_feat.pps_out_num) { + case 0: + str = "No PPS output"; + break; + case 1: + str = "1 PPS output"; + break; + case 2: + str = "2 PPS output"; + break; + case 3: + str = "3 PPS output"; + break; + case 4: + str = "4 PPS output"; + break; + default: + str = "RESERVED"; + } + XLGMAC_PR("Number of PPS Outputs : %s\n", str); + + switch (pdata->hw_feat.aux_snap_num) { + case 0: + str = "No auxiliary input"; + break; + case 1: + str = "1 auxiliary input"; + break; + case 2: + str = "2 auxiliary input"; + break; + case 3: + str = "3 auxiliary input"; + break; + case 4: + str = "4 auxiliary input"; + break; + default: + str = "RESERVED"; + } + XLGMAC_PR("Number of Auxiliary Snapshot Inputs : %s", str); + + XLGMAC_PR("\n"); + XLGMAC_PR("=====================================================\n"); + XLGMAC_PR("\n"); +} diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-desc.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-desc.c new file mode 100644 index 000000000000..e9672b1f9968 --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-desc.c @@ -0,0 +1,644 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +static void xlgmac_unmap_desc_data(struct xlgmac_pdata *pdata, + struct xlgmac_desc_data *desc_data) +{ + if (desc_data->skb_dma) { + if (desc_data->mapped_as_page) { + dma_unmap_page(pdata->dev, desc_data->skb_dma, + desc_data->skb_dma_len, DMA_TO_DEVICE); + } else { + dma_unmap_single(pdata->dev, desc_data->skb_dma, + desc_data->skb_dma_len, DMA_TO_DEVICE); + } + desc_data->skb_dma = 0; + desc_data->skb_dma_len = 0; + } + + if (desc_data->skb) { + dev_kfree_skb_any(desc_data->skb); + desc_data->skb = NULL; + } + + if (desc_data->rx.hdr.pa.pages) + put_page(desc_data->rx.hdr.pa.pages); + + if (desc_data->rx.hdr.pa_unmap.pages) { + dma_unmap_page(pdata->dev, desc_data->rx.hdr.pa_unmap.pages_dma, + desc_data->rx.hdr.pa_unmap.pages_len, + DMA_FROM_DEVICE); + put_page(desc_data->rx.hdr.pa_unmap.pages); + } + + if (desc_data->rx.buf.pa.pages) + put_page(desc_data->rx.buf.pa.pages); + + if (desc_data->rx.buf.pa_unmap.pages) { + dma_unmap_page(pdata->dev, desc_data->rx.buf.pa_unmap.pages_dma, + desc_data->rx.buf.pa_unmap.pages_len, + DMA_FROM_DEVICE); + put_page(desc_data->rx.buf.pa_unmap.pages); + } + + memset(&desc_data->tx, 0, sizeof(desc_data->tx)); + memset(&desc_data->rx, 0, sizeof(desc_data->rx)); + + desc_data->mapped_as_page = 0; + + if (desc_data->state_saved) { + desc_data->state_saved = 0; + desc_data->state.skb = NULL; + desc_data->state.len = 0; + desc_data->state.error = 0; + } +} + +static void xlgmac_free_ring(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring) +{ + struct xlgmac_desc_data *desc_data; + unsigned int i; + + if (!ring) + return; + + if (ring->desc_data_head) { + for (i = 0; i < ring->dma_desc_count; i++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, i); + xlgmac_unmap_desc_data(pdata, desc_data); + } + + kfree(ring->desc_data_head); + ring->desc_data_head = NULL; + } + + if (ring->rx_hdr_pa.pages) { + dma_unmap_page(pdata->dev, ring->rx_hdr_pa.pages_dma, + ring->rx_hdr_pa.pages_len, DMA_FROM_DEVICE); + put_page(ring->rx_hdr_pa.pages); + + ring->rx_hdr_pa.pages = NULL; + ring->rx_hdr_pa.pages_len = 0; + ring->rx_hdr_pa.pages_offset = 0; + ring->rx_hdr_pa.pages_dma = 0; + } + + if (ring->rx_buf_pa.pages) { + dma_unmap_page(pdata->dev, ring->rx_buf_pa.pages_dma, + ring->rx_buf_pa.pages_len, DMA_FROM_DEVICE); + put_page(ring->rx_buf_pa.pages); + + ring->rx_buf_pa.pages = NULL; + ring->rx_buf_pa.pages_len = 0; + ring->rx_buf_pa.pages_offset = 0; + ring->rx_buf_pa.pages_dma = 0; + } + + if (ring->dma_desc_head) { + dma_free_coherent(pdata->dev, + (sizeof(struct xlgmac_dma_desc) * + ring->dma_desc_count), + ring->dma_desc_head, + ring->dma_desc_head_addr); + ring->dma_desc_head = NULL; + } +} + +static int xlgmac_init_ring(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + unsigned int dma_desc_count) +{ + if (!ring) + return 0; + + /* Descriptors */ + ring->dma_desc_count = dma_desc_count; + ring->dma_desc_head = dma_alloc_coherent(pdata->dev, + (sizeof(struct xlgmac_dma_desc) * + dma_desc_count), + &ring->dma_desc_head_addr, + GFP_KERNEL); + if (!ring->dma_desc_head) + return -ENOMEM; + + /* Array of descriptor data */ + ring->desc_data_head = kcalloc(dma_desc_count, + sizeof(struct xlgmac_desc_data), + GFP_KERNEL); + if (!ring->desc_data_head) + return -ENOMEM; + + netif_dbg(pdata, drv, pdata->netdev, + "dma_desc_head=%p, dma_desc_head_addr=%pad, desc_data_head=%p\n", + ring->dma_desc_head, + &ring->dma_desc_head_addr, + ring->desc_data_head); + + return 0; +} + +static void xlgmac_free_rings(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + + if (!pdata->channel_head) + return; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + xlgmac_free_ring(pdata, channel->tx_ring); + xlgmac_free_ring(pdata, channel->rx_ring); + } +} + +static int xlgmac_alloc_rings(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + int ret; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + netif_dbg(pdata, drv, pdata->netdev, "%s - Tx ring:\n", + channel->name); + + ret = xlgmac_init_ring(pdata, channel->tx_ring, + pdata->tx_desc_count); + + if (ret) { + netdev_alert(pdata->netdev, + "error initializing Tx ring"); + goto err_init_ring; + } + + netif_dbg(pdata, drv, pdata->netdev, "%s - Rx ring:\n", + channel->name); + + ret = xlgmac_init_ring(pdata, channel->rx_ring, + pdata->rx_desc_count); + if (ret) { + netdev_alert(pdata->netdev, + "error initializing Rx ring\n"); + goto err_init_ring; + } + } + + return 0; + +err_init_ring: + xlgmac_free_rings(pdata); + + return ret; +} + +static void xlgmac_free_channels(struct xlgmac_pdata *pdata) +{ + if (!pdata->channel_head) + return; + + kfree(pdata->channel_head->tx_ring); + pdata->channel_head->tx_ring = NULL; + + kfree(pdata->channel_head->rx_ring); + pdata->channel_head->rx_ring = NULL; + + kfree(pdata->channel_head); + + pdata->channel_head = NULL; + pdata->channel_count = 0; +} + +static int xlgmac_alloc_channels(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel_head, *channel; + struct xlgmac_ring *tx_ring, *rx_ring; + int ret = -ENOMEM; + unsigned int i; + + channel_head = kcalloc(pdata->channel_count, + sizeof(struct xlgmac_channel), GFP_KERNEL); + if (!channel_head) + return ret; + + netif_dbg(pdata, drv, pdata->netdev, + "channel_head=%p\n", channel_head); + + tx_ring = kcalloc(pdata->tx_ring_count, sizeof(struct xlgmac_ring), + GFP_KERNEL); + if (!tx_ring) + goto err_tx_ring; + + rx_ring = kcalloc(pdata->rx_ring_count, sizeof(struct xlgmac_ring), + GFP_KERNEL); + if (!rx_ring) + goto err_rx_ring; + + for (i = 0, channel = channel_head; i < pdata->channel_count; + i++, channel++) { + snprintf(channel->name, sizeof(channel->name), "channel-%u", i); + channel->pdata = pdata; + channel->queue_index = i; + channel->dma_regs = pdata->mac_regs + DMA_CH_BASE + + (DMA_CH_INC * i); + + if (pdata->per_channel_irq) { + /* Get the per DMA interrupt */ + ret = pdata->channel_irq[i]; + if (ret < 0) { + netdev_err(pdata->netdev, + "get_irq %u failed\n", + i + 1); + goto err_irq; + } + channel->dma_irq = ret; + } + + if (i < pdata->tx_ring_count) + channel->tx_ring = tx_ring++; + + if (i < pdata->rx_ring_count) + channel->rx_ring = rx_ring++; + + netif_dbg(pdata, drv, pdata->netdev, + "%s: dma_regs=%p, tx_ring=%p, rx_ring=%p\n", + channel->name, channel->dma_regs, + channel->tx_ring, channel->rx_ring); + } + + pdata->channel_head = channel_head; + + return 0; + +err_irq: + kfree(rx_ring); + +err_rx_ring: + kfree(tx_ring); + +err_tx_ring: + kfree(channel_head); + + return ret; +} + +static void xlgmac_free_channels_and_rings(struct xlgmac_pdata *pdata) +{ + xlgmac_free_rings(pdata); + + xlgmac_free_channels(pdata); +} + +static int xlgmac_alloc_channels_and_rings(struct xlgmac_pdata *pdata) +{ + int ret; + + ret = xlgmac_alloc_channels(pdata); + if (ret) + goto err_alloc; + + ret = xlgmac_alloc_rings(pdata); + if (ret) + goto err_alloc; + + return 0; + +err_alloc: + xlgmac_free_channels_and_rings(pdata); + + return ret; +} + +static int xlgmac_alloc_pages(struct xlgmac_pdata *pdata, + struct xlgmac_page_alloc *pa, + gfp_t gfp, int order) +{ + struct page *pages = NULL; + dma_addr_t pages_dma; + + /* Try to obtain pages, decreasing order if necessary */ + gfp |= __GFP_COLD | __GFP_COMP | __GFP_NOWARN; + while (order >= 0) { + pages = alloc_pages(gfp, order); + if (pages) + break; + + order--; + } + if (!pages) + return -ENOMEM; + + /* Map the pages */ + pages_dma = dma_map_page(pdata->dev, pages, 0, + PAGE_SIZE << order, DMA_FROM_DEVICE); + if (dma_mapping_error(pdata->dev, pages_dma)) { + put_page(pages); + return -ENOMEM; + } + + pa->pages = pages; + pa->pages_len = PAGE_SIZE << order; + pa->pages_offset = 0; + pa->pages_dma = pages_dma; + + return 0; +} + +static void xlgmac_set_buffer_data(struct xlgmac_buffer_data *bd, + struct xlgmac_page_alloc *pa, + unsigned int len) +{ + get_page(pa->pages); + bd->pa = *pa; + + bd->dma_base = pa->pages_dma; + bd->dma_off = pa->pages_offset; + bd->dma_len = len; + + pa->pages_offset += len; + if ((pa->pages_offset + len) > pa->pages_len) { + /* This data descriptor is responsible for unmapping page(s) */ + bd->pa_unmap = *pa; + + /* Get a new allocation next time */ + pa->pages = NULL; + pa->pages_len = 0; + pa->pages_offset = 0; + pa->pages_dma = 0; + } +} + +static int xlgmac_map_rx_buffer(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + struct xlgmac_desc_data *desc_data) +{ + int order, ret; + + if (!ring->rx_hdr_pa.pages) { + ret = xlgmac_alloc_pages(pdata, &ring->rx_hdr_pa, + GFP_ATOMIC, 0); + if (ret) + return ret; + } + + if (!ring->rx_buf_pa.pages) { + order = max_t(int, PAGE_ALLOC_COSTLY_ORDER - 1, 0); + ret = xlgmac_alloc_pages(pdata, &ring->rx_buf_pa, + GFP_ATOMIC, order); + if (ret) + return ret; + } + + /* Set up the header page info */ + xlgmac_set_buffer_data(&desc_data->rx.hdr, &ring->rx_hdr_pa, + XLGMAC_SKB_ALLOC_SIZE); + + /* Set up the buffer page info */ + xlgmac_set_buffer_data(&desc_data->rx.buf, &ring->rx_buf_pa, + pdata->rx_buf_size); + + return 0; +} + +static void xlgmac_tx_desc_init(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + struct xlgmac_channel *channel; + struct xlgmac_ring *ring; + dma_addr_t dma_desc_addr; + unsigned int i, j; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + ring = channel->tx_ring; + if (!ring) + break; + + dma_desc = ring->dma_desc_head; + dma_desc_addr = ring->dma_desc_head_addr; + + for (j = 0; j < ring->dma_desc_count; j++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, j); + + desc_data->dma_desc = dma_desc; + desc_data->dma_desc_addr = dma_desc_addr; + + dma_desc++; + dma_desc_addr += sizeof(struct xlgmac_dma_desc); + } + + ring->cur = 0; + ring->dirty = 0; + memset(&ring->tx, 0, sizeof(ring->tx)); + + hw_ops->tx_desc_init(channel); + } +} + +static void xlgmac_rx_desc_init(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + struct xlgmac_channel *channel; + struct xlgmac_ring *ring; + dma_addr_t dma_desc_addr; + unsigned int i, j; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + ring = channel->rx_ring; + if (!ring) + break; + + dma_desc = ring->dma_desc_head; + dma_desc_addr = ring->dma_desc_head_addr; + + for (j = 0; j < ring->dma_desc_count; j++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, j); + + desc_data->dma_desc = dma_desc; + desc_data->dma_desc_addr = dma_desc_addr; + + if (xlgmac_map_rx_buffer(pdata, ring, desc_data)) + break; + + dma_desc++; + dma_desc_addr += sizeof(struct xlgmac_dma_desc); + } + + ring->cur = 0; + ring->dirty = 0; + + hw_ops->rx_desc_init(channel); + } +} + +static int xlgmac_map_tx_skb(struct xlgmac_channel *channel, + struct sk_buff *skb) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->tx_ring; + unsigned int start_index, cur_index; + struct xlgmac_desc_data *desc_data; + unsigned int offset, datalen, len; + struct xlgmac_pkt_info *pkt_info; + struct skb_frag_struct *frag; + unsigned int tso, vlan; + dma_addr_t skb_dma; + unsigned int i; + + offset = 0; + start_index = ring->cur; + cur_index = ring->cur; + + pkt_info = &ring->pkt_info; + pkt_info->desc_count = 0; + pkt_info->length = 0; + + tso = XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_POS, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_LEN); + vlan = XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_POS, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN); + + /* Save space for a context descriptor if needed */ + if ((tso && (pkt_info->mss != ring->tx.cur_mss)) || + (vlan && (pkt_info->vlan_ctag != ring->tx.cur_vlan_ctag))) + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + + if (tso) { + /* Map the TSO header */ + skb_dma = dma_map_single(pdata->dev, skb->data, + pkt_info->header_len, DMA_TO_DEVICE); + if (dma_mapping_error(pdata->dev, skb_dma)) { + netdev_alert(pdata->netdev, "dma_map_single failed\n"); + goto err_out; + } + desc_data->skb_dma = skb_dma; + desc_data->skb_dma_len = pkt_info->header_len; + netif_dbg(pdata, tx_queued, pdata->netdev, + "skb header: index=%u, dma=%pad, len=%u\n", + cur_index, &skb_dma, pkt_info->header_len); + + offset = pkt_info->header_len; + + pkt_info->length += pkt_info->header_len; + + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + } + + /* Map the (remainder of the) packet */ + for (datalen = skb_headlen(skb) - offset; datalen; ) { + len = min_t(unsigned int, datalen, XLGMAC_TX_MAX_BUF_SIZE); + + skb_dma = dma_map_single(pdata->dev, skb->data + offset, len, + DMA_TO_DEVICE); + if (dma_mapping_error(pdata->dev, skb_dma)) { + netdev_alert(pdata->netdev, "dma_map_single failed\n"); + goto err_out; + } + desc_data->skb_dma = skb_dma; + desc_data->skb_dma_len = len; + netif_dbg(pdata, tx_queued, pdata->netdev, + "skb data: index=%u, dma=%pad, len=%u\n", + cur_index, &skb_dma, len); + + datalen -= len; + offset += len; + + pkt_info->length += len; + + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + } + + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + netif_dbg(pdata, tx_queued, pdata->netdev, + "mapping frag %u\n", i); + + frag = &skb_shinfo(skb)->frags[i]; + offset = 0; + + for (datalen = skb_frag_size(frag); datalen; ) { + len = min_t(unsigned int, datalen, + XLGMAC_TX_MAX_BUF_SIZE); + + skb_dma = skb_frag_dma_map(pdata->dev, frag, offset, + len, DMA_TO_DEVICE); + if (dma_mapping_error(pdata->dev, skb_dma)) { + netdev_alert(pdata->netdev, + "skb_frag_dma_map failed\n"); + goto err_out; + } + desc_data->skb_dma = skb_dma; + desc_data->skb_dma_len = len; + desc_data->mapped_as_page = 1; + netif_dbg(pdata, tx_queued, pdata->netdev, + "skb frag: index=%u, dma=%pad, len=%u\n", + cur_index, &skb_dma, len); + + datalen -= len; + offset += len; + + pkt_info->length += len; + + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + } + } + + /* Save the skb address in the last entry. We always have some data + * that has been mapped so desc_data is always advanced past the last + * piece of mapped data - use the entry pointed to by cur_index - 1. + */ + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index - 1); + desc_data->skb = skb; + + /* Save the number of descriptor entries used */ + pkt_info->desc_count = cur_index - start_index; + + return pkt_info->desc_count; + +err_out: + while (start_index < cur_index) { + desc_data = XLGMAC_GET_DESC_DATA(ring, start_index++); + xlgmac_unmap_desc_data(pdata, desc_data); + } + + return 0; +} + +void xlgmac_init_desc_ops(struct xlgmac_desc_ops *desc_ops) +{ + desc_ops->alloc_channles_and_rings = xlgmac_alloc_channels_and_rings; + desc_ops->free_channels_and_rings = xlgmac_free_channels_and_rings; + desc_ops->map_tx_skb = xlgmac_map_tx_skb; + desc_ops->map_rx_buffer = xlgmac_map_rx_buffer; + desc_ops->unmap_desc_data = xlgmac_unmap_desc_data; + desc_ops->tx_desc_init = xlgmac_tx_desc_init; + desc_ops->rx_desc_init = xlgmac_rx_desc_init; +} diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-ethtool.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-ethtool.c new file mode 100644 index 000000000000..fde722136869 --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-ethtool.c @@ -0,0 +1,275 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include <linux/ethtool.h> +#include <linux/kernel.h> +#include <linux/netdevice.h> + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +struct xlgmac_stats_desc { + char stat_string[ETH_GSTRING_LEN]; + int stat_offset; +}; + +#define XLGMAC_STAT(str, var) \ + { \ + str, \ + offsetof(struct xlgmac_pdata, stats.var), \ + } + +static const struct xlgmac_stats_desc xlgmac_gstring_stats[] = { + /* MMC TX counters */ + XLGMAC_STAT("tx_bytes", txoctetcount_gb), + XLGMAC_STAT("tx_bytes_good", txoctetcount_g), + XLGMAC_STAT("tx_packets", txframecount_gb), + XLGMAC_STAT("tx_packets_good", txframecount_g), + XLGMAC_STAT("tx_unicast_packets", txunicastframes_gb), + XLGMAC_STAT("tx_broadcast_packets", txbroadcastframes_gb), + XLGMAC_STAT("tx_broadcast_packets_good", txbroadcastframes_g), + XLGMAC_STAT("tx_multicast_packets", txmulticastframes_gb), + XLGMAC_STAT("tx_multicast_packets_good", txmulticastframes_g), + XLGMAC_STAT("tx_vlan_packets_good", txvlanframes_g), + XLGMAC_STAT("tx_64_byte_packets", tx64octets_gb), + XLGMAC_STAT("tx_65_to_127_byte_packets", tx65to127octets_gb), + XLGMAC_STAT("tx_128_to_255_byte_packets", tx128to255octets_gb), + XLGMAC_STAT("tx_256_to_511_byte_packets", tx256to511octets_gb), + XLGMAC_STAT("tx_512_to_1023_byte_packets", tx512to1023octets_gb), + XLGMAC_STAT("tx_1024_to_max_byte_packets", tx1024tomaxoctets_gb), + XLGMAC_STAT("tx_underflow_errors", txunderflowerror), + XLGMAC_STAT("tx_pause_frames", txpauseframes), + + /* MMC RX counters */ + XLGMAC_STAT("rx_bytes", rxoctetcount_gb), + XLGMAC_STAT("rx_bytes_good", rxoctetcount_g), + XLGMAC_STAT("rx_packets", rxframecount_gb), + XLGMAC_STAT("rx_unicast_packets_good", rxunicastframes_g), + XLGMAC_STAT("rx_broadcast_packets_good", rxbroadcastframes_g), + XLGMAC_STAT("rx_multicast_packets_good", rxmulticastframes_g), + XLGMAC_STAT("rx_vlan_packets", rxvlanframes_gb), + XLGMAC_STAT("rx_64_byte_packets", rx64octets_gb), + XLGMAC_STAT("rx_65_to_127_byte_packets", rx65to127octets_gb), + XLGMAC_STAT("rx_128_to_255_byte_packets", rx128to255octets_gb), + XLGMAC_STAT("rx_256_to_511_byte_packets", rx256to511octets_gb), + XLGMAC_STAT("rx_512_to_1023_byte_packets", rx512to1023octets_gb), + XLGMAC_STAT("rx_1024_to_max_byte_packets", rx1024tomaxoctets_gb), + XLGMAC_STAT("rx_undersize_packets_good", rxundersize_g), + XLGMAC_STAT("rx_oversize_packets_good", rxoversize_g), + XLGMAC_STAT("rx_crc_errors", rxcrcerror), + XLGMAC_STAT("rx_crc_errors_small_packets", rxrunterror), + XLGMAC_STAT("rx_crc_errors_giant_packets", rxjabbererror), + XLGMAC_STAT("rx_length_errors", rxlengtherror), + XLGMAC_STAT("rx_out_of_range_errors", rxoutofrangetype), + XLGMAC_STAT("rx_fifo_overflow_errors", rxfifooverflow), + XLGMAC_STAT("rx_watchdog_errors", rxwatchdogerror), + XLGMAC_STAT("rx_pause_frames", rxpauseframes), + + /* Extra counters */ + XLGMAC_STAT("tx_tso_packets", tx_tso_packets), + XLGMAC_STAT("rx_split_header_packets", rx_split_header_packets), + XLGMAC_STAT("tx_process_stopped", tx_process_stopped), + XLGMAC_STAT("rx_process_stopped", rx_process_stopped), + XLGMAC_STAT("tx_buffer_unavailable", tx_buffer_unavailable), + XLGMAC_STAT("rx_buffer_unavailable", rx_buffer_unavailable), + XLGMAC_STAT("fatal_bus_error", fatal_bus_error), + XLGMAC_STAT("tx_vlan_packets", tx_vlan_packets), + XLGMAC_STAT("rx_vlan_packets", rx_vlan_packets), + XLGMAC_STAT("napi_poll_isr", napi_poll_isr), + XLGMAC_STAT("napi_poll_txtimer", napi_poll_txtimer), +}; + +#define XLGMAC_STATS_COUNT ARRAY_SIZE(xlgmac_gstring_stats) + +static void xlgmac_ethtool_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *drvinfo) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + u32 ver = pdata->hw_feat.version; + u32 snpsver, devid, userver; + + strlcpy(drvinfo->driver, pdata->drv_name, sizeof(drvinfo->driver)); + strlcpy(drvinfo->version, pdata->drv_ver, sizeof(drvinfo->version)); + strlcpy(drvinfo->bus_info, dev_name(pdata->dev), + sizeof(drvinfo->bus_info)); + /* S|SNPSVER: Synopsys-defined Version + * D|DEVID: Indicates the Device family + * U|USERVER: User-defined Version + */ + snpsver = XLGMAC_GET_REG_BITS(ver, MAC_VR_SNPSVER_POS, + MAC_VR_SNPSVER_LEN); + devid = XLGMAC_GET_REG_BITS(ver, MAC_VR_DEVID_POS, + MAC_VR_DEVID_LEN); + userver = XLGMAC_GET_REG_BITS(ver, MAC_VR_USERVER_POS, + MAC_VR_USERVER_LEN); + snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), + "S.D.U: %x.%x.%x", snpsver, devid, userver); +} + +static u32 xlgmac_ethtool_get_msglevel(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + + return pdata->msg_enable; +} + +static void xlgmac_ethtool_set_msglevel(struct net_device *netdev, + u32 msglevel) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + + pdata->msg_enable = msglevel; +} + +static void xlgmac_ethtool_get_channels(struct net_device *netdev, + struct ethtool_channels *channel) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + + channel->max_rx = XLGMAC_MAX_DMA_CHANNELS; + channel->max_tx = XLGMAC_MAX_DMA_CHANNELS; + channel->rx_count = pdata->rx_q_count; + channel->tx_count = pdata->tx_q_count; +} + +static int xlgmac_ethtool_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + + memset(ec, 0, sizeof(struct ethtool_coalesce)); + ec->rx_coalesce_usecs = pdata->rx_usecs; + ec->rx_max_coalesced_frames = pdata->rx_frames; + ec->tx_max_coalesced_frames = pdata->tx_frames; + + return 0; +} + +static int xlgmac_ethtool_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + unsigned int rx_frames, rx_riwt, rx_usecs; + unsigned int tx_frames; + + /* Check for not supported parameters */ + if ((ec->rx_coalesce_usecs_irq) || (ec->rx_max_coalesced_frames_irq) || + (ec->tx_coalesce_usecs) || (ec->tx_coalesce_usecs_high) || + (ec->tx_max_coalesced_frames_irq) || (ec->tx_coalesce_usecs_irq) || + (ec->stats_block_coalesce_usecs) || (ec->pkt_rate_low) || + (ec->use_adaptive_rx_coalesce) || (ec->use_adaptive_tx_coalesce) || + (ec->rx_max_coalesced_frames_low) || (ec->rx_coalesce_usecs_low) || + (ec->tx_coalesce_usecs_low) || (ec->tx_max_coalesced_frames_low) || + (ec->pkt_rate_high) || (ec->rx_coalesce_usecs_high) || + (ec->rx_max_coalesced_frames_high) || + (ec->tx_max_coalesced_frames_high) || + (ec->rate_sample_interval)) + return -EOPNOTSUPP; + + rx_usecs = ec->rx_coalesce_usecs; + rx_riwt = hw_ops->usec_to_riwt(pdata, rx_usecs); + rx_frames = ec->rx_max_coalesced_frames; + tx_frames = ec->tx_max_coalesced_frames; + + if ((rx_riwt > XLGMAC_MAX_DMA_RIWT) || + (rx_riwt < XLGMAC_MIN_DMA_RIWT) || + (rx_frames > pdata->rx_desc_count)) + return -EINVAL; + + if (tx_frames > pdata->tx_desc_count) + return -EINVAL; + + pdata->rx_riwt = rx_riwt; + pdata->rx_usecs = rx_usecs; + pdata->rx_frames = rx_frames; + hw_ops->config_rx_coalesce(pdata); + + pdata->tx_frames = tx_frames; + hw_ops->config_tx_coalesce(pdata); + + return 0; +} + +static void xlgmac_ethtool_get_strings(struct net_device *netdev, + u32 stringset, u8 *data) +{ + int i; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < XLGMAC_STATS_COUNT; i++) { + memcpy(data, xlgmac_gstring_stats[i].stat_string, + ETH_GSTRING_LEN); + data += ETH_GSTRING_LEN; + } + break; + default: + WARN_ON(1); + break; + } +} + +static int xlgmac_ethtool_get_sset_count(struct net_device *netdev, + int stringset) +{ + int ret; + + switch (stringset) { + case ETH_SS_STATS: + ret = XLGMAC_STATS_COUNT; + break; + + default: + ret = -EOPNOTSUPP; + } + + return ret; +} + +static void xlgmac_ethtool_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, + u64 *data) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + u8 *stat; + int i; + + pdata->hw_ops.read_mmc_stats(pdata); + for (i = 0; i < XLGMAC_STATS_COUNT; i++) { + stat = (u8 *)pdata + xlgmac_gstring_stats[i].stat_offset; + *data++ = *(u64 *)stat; + } +} + +static const struct ethtool_ops xlgmac_ethtool_ops = { + .get_drvinfo = xlgmac_ethtool_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_msglevel = xlgmac_ethtool_get_msglevel, + .set_msglevel = xlgmac_ethtool_set_msglevel, + .get_channels = xlgmac_ethtool_get_channels, + .get_coalesce = xlgmac_ethtool_get_coalesce, + .set_coalesce = xlgmac_ethtool_set_coalesce, + .get_strings = xlgmac_ethtool_get_strings, + .get_sset_count = xlgmac_ethtool_get_sset_count, + .get_ethtool_stats = xlgmac_ethtool_get_ethtool_stats, +}; + +const struct ethtool_ops *xlgmac_get_ethtool_ops(void) +{ + return &xlgmac_ethtool_ops; +} diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c new file mode 100644 index 000000000000..458a7844260a --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c @@ -0,0 +1,3147 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include <linux/phy.h> +#include <linux/mdio.h> +#include <linux/clk.h> +#include <linux/bitrev.h> +#include <linux/crc32.h> +#include <linux/dcbnl.h> + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +static int xlgmac_tx_complete(struct xlgmac_dma_desc *dma_desc) +{ + return !XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + TX_NORMAL_DESC3_OWN_POS, + TX_NORMAL_DESC3_OWN_LEN); +} + +static int xlgmac_disable_rx_csum(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_IPC_POS, + MAC_RCR_IPC_LEN, 0); + writel(regval, pdata->mac_regs + MAC_RCR); + + return 0; +} + +static int xlgmac_enable_rx_csum(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_IPC_POS, + MAC_RCR_IPC_LEN, 1); + writel(regval, pdata->mac_regs + MAC_RCR); + + return 0; +} + +static int xlgmac_set_mac_address(struct xlgmac_pdata *pdata, u8 *addr) +{ + unsigned int mac_addr_hi, mac_addr_lo; + + mac_addr_hi = (addr[5] << 8) | (addr[4] << 0); + mac_addr_lo = (addr[3] << 24) | (addr[2] << 16) | + (addr[1] << 8) | (addr[0] << 0); + + writel(mac_addr_hi, pdata->mac_regs + MAC_MACA0HR); + writel(mac_addr_lo, pdata->mac_regs + MAC_MACA0LR); + + return 0; +} + +static void xlgmac_set_mac_reg(struct xlgmac_pdata *pdata, + struct netdev_hw_addr *ha, + unsigned int *mac_reg) +{ + unsigned int mac_addr_hi, mac_addr_lo; + u8 *mac_addr; + + mac_addr_lo = 0; + mac_addr_hi = 0; + + if (ha) { + mac_addr = (u8 *)&mac_addr_lo; + mac_addr[0] = ha->addr[0]; + mac_addr[1] = ha->addr[1]; + mac_addr[2] = ha->addr[2]; + mac_addr[3] = ha->addr[3]; + mac_addr = (u8 *)&mac_addr_hi; + mac_addr[0] = ha->addr[4]; + mac_addr[1] = ha->addr[5]; + + netif_dbg(pdata, drv, pdata->netdev, + "adding mac address %pM at %#x\n", + ha->addr, *mac_reg); + + mac_addr_hi = XLGMAC_SET_REG_BITS(mac_addr_hi, + MAC_MACA1HR_AE_POS, + MAC_MACA1HR_AE_LEN, + 1); + } + + writel(mac_addr_hi, pdata->mac_regs + *mac_reg); + *mac_reg += MAC_MACA_INC; + writel(mac_addr_lo, pdata->mac_regs + *mac_reg); + *mac_reg += MAC_MACA_INC; +} + +static int xlgmac_enable_rx_vlan_stripping(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_VLANTR); + /* Put the VLAN tag in the Rx descriptor */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_EVLRXS_POS, + MAC_VLANTR_EVLRXS_LEN, 1); + /* Don't check the VLAN type */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_DOVLTC_POS, + MAC_VLANTR_DOVLTC_LEN, 1); + /* Check only C-TAG (0x8100) packets */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_ERSVLM_POS, + MAC_VLANTR_ERSVLM_LEN, 0); + /* Don't consider an S-TAG (0x88A8) packet as a VLAN packet */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_ESVL_POS, + MAC_VLANTR_ESVL_LEN, 0); + /* Enable VLAN tag stripping */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_EVLS_POS, + MAC_VLANTR_EVLS_LEN, 0x3); + writel(regval, pdata->mac_regs + MAC_VLANTR); + + return 0; +} + +static int xlgmac_disable_rx_vlan_stripping(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_VLANTR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_EVLS_POS, + MAC_VLANTR_EVLS_LEN, 0); + writel(regval, pdata->mac_regs + MAC_VLANTR); + + return 0; +} + +static int xlgmac_enable_rx_vlan_filtering(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_PFR); + /* Enable VLAN filtering */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_VTFE_POS, + MAC_PFR_VTFE_LEN, 1); + writel(regval, pdata->mac_regs + MAC_PFR); + + regval = readl(pdata->mac_regs + MAC_VLANTR); + /* Enable VLAN Hash Table filtering */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_VTHM_POS, + MAC_VLANTR_VTHM_LEN, 1); + /* Disable VLAN tag inverse matching */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_VTIM_POS, + MAC_VLANTR_VTIM_LEN, 0); + /* Only filter on the lower 12-bits of the VLAN tag */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_ETV_POS, + MAC_VLANTR_ETV_LEN, 1); + /* In order for the VLAN Hash Table filtering to be effective, + * the VLAN tag identifier in the VLAN Tag Register must not + * be zero. Set the VLAN tag identifier to "1" to enable the + * VLAN Hash Table filtering. This implies that a VLAN tag of + * 1 will always pass filtering. + */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANTR_VL_POS, + MAC_VLANTR_VL_LEN, 1); + writel(regval, pdata->mac_regs + MAC_VLANTR); + + return 0; +} + +static int xlgmac_disable_rx_vlan_filtering(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_PFR); + /* Disable VLAN filtering */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_VTFE_POS, + MAC_PFR_VTFE_LEN, 0); + writel(regval, pdata->mac_regs + MAC_PFR); + + return 0; +} + +static u32 xlgmac_vid_crc32_le(__le16 vid_le) +{ + unsigned char *data = (unsigned char *)&vid_le; + unsigned char data_byte = 0; + u32 poly = 0xedb88320; + u32 crc = ~0; + u32 temp = 0; + int i, bits; + + bits = get_bitmask_order(VLAN_VID_MASK); + for (i = 0; i < bits; i++) { + if ((i % 8) == 0) + data_byte = data[i / 8]; + + temp = ((crc & 1) ^ data_byte) & 1; + crc >>= 1; + data_byte >>= 1; + + if (temp) + crc ^= poly; + } + + return crc; +} + +static int xlgmac_update_vlan_hash_table(struct xlgmac_pdata *pdata) +{ + u16 vlan_hash_table = 0; + __le16 vid_le; + u32 regval; + u32 crc; + u16 vid; + + /* Generate the VLAN Hash Table value */ + for_each_set_bit(vid, pdata->active_vlans, VLAN_N_VID) { + /* Get the CRC32 value of the VLAN ID */ + vid_le = cpu_to_le16(vid); + crc = bitrev32(~xlgmac_vid_crc32_le(vid_le)) >> 28; + + vlan_hash_table |= (1 << crc); + } + + regval = readl(pdata->mac_regs + MAC_VLANHTR); + /* Set the VLAN Hash Table filtering register */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANHTR_VLHT_POS, + MAC_VLANHTR_VLHT_LEN, vlan_hash_table); + writel(regval, pdata->mac_regs + MAC_VLANHTR); + + return 0; +} + +static int xlgmac_set_promiscuous_mode(struct xlgmac_pdata *pdata, + unsigned int enable) +{ + unsigned int val = enable ? 1 : 0; + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_PFR), + MAC_PFR_PR_POS, MAC_PFR_PR_LEN); + if (regval == val) + return 0; + + netif_dbg(pdata, drv, pdata->netdev, "%s promiscuous mode\n", + enable ? "entering" : "leaving"); + + regval = readl(pdata->mac_regs + MAC_PFR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_PR_POS, + MAC_PFR_PR_LEN, val); + writel(regval, pdata->mac_regs + MAC_PFR); + + /* Hardware will still perform VLAN filtering in promiscuous mode */ + if (enable) { + xlgmac_disable_rx_vlan_filtering(pdata); + } else { + if (pdata->netdev->features & NETIF_F_HW_VLAN_CTAG_FILTER) + xlgmac_enable_rx_vlan_filtering(pdata); + } + + return 0; +} + +static int xlgmac_set_all_multicast_mode(struct xlgmac_pdata *pdata, + unsigned int enable) +{ + unsigned int val = enable ? 1 : 0; + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_PFR), + MAC_PFR_PM_POS, MAC_PFR_PM_LEN); + if (regval == val) + return 0; + + netif_dbg(pdata, drv, pdata->netdev, "%s allmulti mode\n", + enable ? "entering" : "leaving"); + + regval = readl(pdata->mac_regs + MAC_PFR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_PM_POS, + MAC_PFR_PM_LEN, val); + writel(regval, pdata->mac_regs + MAC_PFR); + + return 0; +} + +static void xlgmac_set_mac_addn_addrs(struct xlgmac_pdata *pdata) +{ + struct net_device *netdev = pdata->netdev; + struct netdev_hw_addr *ha; + unsigned int addn_macs; + unsigned int mac_reg; + + mac_reg = MAC_MACA1HR; + addn_macs = pdata->hw_feat.addn_mac; + + if (netdev_uc_count(netdev) > addn_macs) { + xlgmac_set_promiscuous_mode(pdata, 1); + } else { + netdev_for_each_uc_addr(ha, netdev) { + xlgmac_set_mac_reg(pdata, ha, &mac_reg); + addn_macs--; + } + + if (netdev_mc_count(netdev) > addn_macs) { + xlgmac_set_all_multicast_mode(pdata, 1); + } else { + netdev_for_each_mc_addr(ha, netdev) { + xlgmac_set_mac_reg(pdata, ha, &mac_reg); + addn_macs--; + } + } + } + + /* Clear remaining additional MAC address entries */ + while (addn_macs--) + xlgmac_set_mac_reg(pdata, NULL, &mac_reg); +} + +static void xlgmac_set_mac_hash_table(struct xlgmac_pdata *pdata) +{ + unsigned int hash_table_shift, hash_table_count; + u32 hash_table[XLGMAC_MAC_HASH_TABLE_SIZE]; + struct net_device *netdev = pdata->netdev; + struct netdev_hw_addr *ha; + unsigned int hash_reg; + unsigned int i; + u32 crc; + + hash_table_shift = 26 - (pdata->hw_feat.hash_table_size >> 7); + hash_table_count = pdata->hw_feat.hash_table_size / 32; + memset(hash_table, 0, sizeof(hash_table)); + + /* Build the MAC Hash Table register values */ + netdev_for_each_uc_addr(ha, netdev) { + crc = bitrev32(~crc32_le(~0, ha->addr, ETH_ALEN)); + crc >>= hash_table_shift; + hash_table[crc >> 5] |= (1 << (crc & 0x1f)); + } + + netdev_for_each_mc_addr(ha, netdev) { + crc = bitrev32(~crc32_le(~0, ha->addr, ETH_ALEN)); + crc >>= hash_table_shift; + hash_table[crc >> 5] |= (1 << (crc & 0x1f)); + } + + /* Set the MAC Hash Table registers */ + hash_reg = MAC_HTR0; + for (i = 0; i < hash_table_count; i++) { + writel(hash_table[i], pdata->mac_regs + hash_reg); + hash_reg += MAC_HTR_INC; + } +} + +static int xlgmac_add_mac_addresses(struct xlgmac_pdata *pdata) +{ + if (pdata->hw_feat.hash_table_size) + xlgmac_set_mac_hash_table(pdata); + else + xlgmac_set_mac_addn_addrs(pdata); + + return 0; +} + +static void xlgmac_config_mac_address(struct xlgmac_pdata *pdata) +{ + u32 regval; + + xlgmac_set_mac_address(pdata, pdata->netdev->dev_addr); + + /* Filtering is done using perfect filtering and hash filtering */ + if (pdata->hw_feat.hash_table_size) { + regval = readl(pdata->mac_regs + MAC_PFR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_HPF_POS, + MAC_PFR_HPF_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_HUC_POS, + MAC_PFR_HUC_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, MAC_PFR_HMC_POS, + MAC_PFR_HMC_LEN, 1); + writel(regval, pdata->mac_regs + MAC_PFR); + } +} + +static void xlgmac_config_jumbo_enable(struct xlgmac_pdata *pdata) +{ + unsigned int val; + u32 regval; + + val = (pdata->netdev->mtu > XLGMAC_STD_PACKET_MTU) ? 1 : 0; + + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_JE_POS, + MAC_RCR_JE_LEN, val); + writel(regval, pdata->mac_regs + MAC_RCR); +} + +static void xlgmac_config_checksum_offload(struct xlgmac_pdata *pdata) +{ + if (pdata->netdev->features & NETIF_F_RXCSUM) + xlgmac_enable_rx_csum(pdata); + else + xlgmac_disable_rx_csum(pdata); +} + +static void xlgmac_config_vlan_support(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_VLANIR); + /* Indicate that VLAN Tx CTAGs come from context descriptors */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANIR_CSVL_POS, + MAC_VLANIR_CSVL_LEN, 0); + regval = XLGMAC_SET_REG_BITS(regval, MAC_VLANIR_VLTI_POS, + MAC_VLANIR_VLTI_LEN, 1); + writel(regval, pdata->mac_regs + MAC_VLANIR); + + /* Set the current VLAN Hash Table register value */ + xlgmac_update_vlan_hash_table(pdata); + + if (pdata->netdev->features & NETIF_F_HW_VLAN_CTAG_FILTER) + xlgmac_enable_rx_vlan_filtering(pdata); + else + xlgmac_disable_rx_vlan_filtering(pdata); + + if (pdata->netdev->features & NETIF_F_HW_VLAN_CTAG_RX) + xlgmac_enable_rx_vlan_stripping(pdata); + else + xlgmac_disable_rx_vlan_stripping(pdata); +} + +static int xlgmac_config_rx_mode(struct xlgmac_pdata *pdata) +{ + struct net_device *netdev = pdata->netdev; + unsigned int pr_mode, am_mode; + + pr_mode = ((netdev->flags & IFF_PROMISC) != 0); + am_mode = ((netdev->flags & IFF_ALLMULTI) != 0); + + xlgmac_set_promiscuous_mode(pdata, pr_mode); + xlgmac_set_all_multicast_mode(pdata, am_mode); + + xlgmac_add_mac_addresses(pdata); + + return 0; +} + +static void xlgmac_prepare_tx_stop(struct xlgmac_pdata *pdata, + struct xlgmac_channel *channel) +{ + unsigned int tx_dsr, tx_pos, tx_qidx; + unsigned long tx_timeout; + unsigned int tx_status; + + /* Calculate the status register to read and the position within */ + if (channel->queue_index < DMA_DSRX_FIRST_QUEUE) { + tx_dsr = DMA_DSR0; + tx_pos = (channel->queue_index * DMA_DSR_Q_LEN) + + DMA_DSR0_TPS_START; + } else { + tx_qidx = channel->queue_index - DMA_DSRX_FIRST_QUEUE; + + tx_dsr = DMA_DSR1 + ((tx_qidx / DMA_DSRX_QPR) * DMA_DSRX_INC); + tx_pos = ((tx_qidx % DMA_DSRX_QPR) * DMA_DSR_Q_LEN) + + DMA_DSRX_TPS_START; + } + + /* The Tx engine cannot be stopped if it is actively processing + * descriptors. Wait for the Tx engine to enter the stopped or + * suspended state. Don't wait forever though... + */ + tx_timeout = jiffies + (XLGMAC_DMA_STOP_TIMEOUT * HZ); + while (time_before(jiffies, tx_timeout)) { + tx_status = readl(pdata->mac_regs + tx_dsr); + tx_status = XLGMAC_GET_REG_BITS(tx_status, tx_pos, + DMA_DSR_TPS_LEN); + if ((tx_status == DMA_TPS_STOPPED) || + (tx_status == DMA_TPS_SUSPENDED)) + break; + + usleep_range(500, 1000); + } + + if (!time_before(jiffies, tx_timeout)) + netdev_info(pdata->netdev, + "timed out waiting for Tx DMA channel %u to stop\n", + channel->queue_index); +} + +static void xlgmac_enable_tx(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + /* Enable each Tx DMA channel */ + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_TCR_ST_POS, + DMA_CH_TCR_ST_LEN, 1); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + } + + /* Enable each Tx queue */ + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_TXQEN_POS, + MTL_Q_TQOMR_TXQEN_LEN, + MTL_Q_ENABLED); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + /* Enable MAC Tx */ + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_TE_POS, + MAC_TCR_TE_LEN, 1); + writel(regval, pdata->mac_regs + MAC_TCR); +} + +static void xlgmac_disable_tx(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + /* Prepare for Tx DMA channel stop */ + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + xlgmac_prepare_tx_stop(pdata, channel); + } + + /* Disable MAC Tx */ + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_TE_POS, + MAC_TCR_TE_LEN, 0); + writel(regval, pdata->mac_regs + MAC_TCR); + + /* Disable each Tx queue */ + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_TXQEN_POS, + MTL_Q_TQOMR_TXQEN_LEN, 0); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + /* Disable each Tx DMA channel */ + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_TCR_ST_POS, + DMA_CH_TCR_ST_LEN, 0); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + } +} + +static void xlgmac_prepare_rx_stop(struct xlgmac_pdata *pdata, + unsigned int queue) +{ + unsigned int rx_status, prxq, rxqsts; + unsigned long rx_timeout; + + /* The Rx engine cannot be stopped if it is actively processing + * packets. Wait for the Rx queue to empty the Rx fifo. Don't + * wait forever though... + */ + rx_timeout = jiffies + (XLGMAC_DMA_STOP_TIMEOUT * HZ); + while (time_before(jiffies, rx_timeout)) { + rx_status = readl(XLGMAC_MTL_REG(pdata, queue, MTL_Q_RQDR)); + prxq = XLGMAC_GET_REG_BITS(rx_status, MTL_Q_RQDR_PRXQ_POS, + MTL_Q_RQDR_PRXQ_LEN); + rxqsts = XLGMAC_GET_REG_BITS(rx_status, MTL_Q_RQDR_RXQSTS_POS, + MTL_Q_RQDR_RXQSTS_LEN); + if ((prxq == 0) && (rxqsts == 0)) + break; + + usleep_range(500, 1000); + } + + if (!time_before(jiffies, rx_timeout)) + netdev_info(pdata->netdev, + "timed out waiting for Rx queue %u to empty\n", + queue); +} + +static void xlgmac_enable_rx(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int regval, i; + + /* Enable each Rx DMA channel */ + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_RCR_SR_POS, + DMA_CH_RCR_SR_LEN, 1); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + } + + /* Enable each Rx queue */ + regval = 0; + for (i = 0; i < pdata->rx_q_count; i++) + regval |= (0x02 << (i << 1)); + writel(regval, pdata->mac_regs + MAC_RQC0R); + + /* Enable MAC Rx */ + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_DCRCC_POS, + MAC_RCR_DCRCC_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_CST_POS, + MAC_RCR_CST_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_ACS_POS, + MAC_RCR_ACS_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_RE_POS, + MAC_RCR_RE_LEN, 1); + writel(regval, pdata->mac_regs + MAC_RCR); +} + +static void xlgmac_disable_rx(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + /* Disable MAC Rx */ + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_DCRCC_POS, + MAC_RCR_DCRCC_LEN, 0); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_CST_POS, + MAC_RCR_CST_LEN, 0); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_ACS_POS, + MAC_RCR_ACS_LEN, 0); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_RE_POS, + MAC_RCR_RE_LEN, 0); + writel(regval, pdata->mac_regs + MAC_RCR); + + /* Prepare for Rx DMA channel stop */ + for (i = 0; i < pdata->rx_q_count; i++) + xlgmac_prepare_rx_stop(pdata, i); + + /* Disable each Rx queue */ + writel(0, pdata->mac_regs + MAC_RQC0R); + + /* Disable each Rx DMA channel */ + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_RCR_SR_POS, + DMA_CH_RCR_SR_LEN, 0); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + } +} + +static void xlgmac_tx_start_xmit(struct xlgmac_channel *channel, + struct xlgmac_ring *ring) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_desc_data *desc_data; + + /* Make sure everything is written before the register write */ + wmb(); + + /* Issue a poll command to Tx DMA by writing address + * of next immediate free descriptor + */ + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->cur); + writel(lower_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_TDTR_LO)); + + /* Start the Tx timer */ + if (pdata->tx_usecs && !channel->tx_timer_active) { + channel->tx_timer_active = 1; + mod_timer(&channel->tx_timer, + jiffies + usecs_to_jiffies(pdata->tx_usecs)); + } + + ring->tx.xmit_more = 0; +} + +static void xlgmac_dev_xmit(struct xlgmac_channel *channel) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->tx_ring; + unsigned int tso_context, vlan_context; + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + struct xlgmac_pkt_info *pkt_info; + unsigned int csum, tso, vlan; + int start_index = ring->cur; + int cur_index = ring->cur; + unsigned int tx_set_ic; + int i; + + pkt_info = &ring->pkt_info; + csum = XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_POS, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_LEN); + tso = XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_POS, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_LEN); + vlan = XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_POS, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN); + + if (tso && (pkt_info->mss != ring->tx.cur_mss)) + tso_context = 1; + else + tso_context = 0; + + if (vlan && (pkt_info->vlan_ctag != ring->tx.cur_vlan_ctag)) + vlan_context = 1; + else + vlan_context = 0; + + /* Determine if an interrupt should be generated for this Tx: + * Interrupt: + * - Tx frame count exceeds the frame count setting + * - Addition of Tx frame count to the frame count since the + * last interrupt was set exceeds the frame count setting + * No interrupt: + * - No frame count setting specified (ethtool -C ethX tx-frames 0) + * - Addition of Tx frame count to the frame count since the + * last interrupt was set does not exceed the frame count setting + */ + ring->coalesce_count += pkt_info->tx_packets; + if (!pdata->tx_frames) + tx_set_ic = 0; + else if (pkt_info->tx_packets > pdata->tx_frames) + tx_set_ic = 1; + else if ((ring->coalesce_count % pdata->tx_frames) < + pkt_info->tx_packets) + tx_set_ic = 1; + else + tx_set_ic = 0; + + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + dma_desc = desc_data->dma_desc; + + /* Create a context descriptor if this is a TSO pkt_info */ + if (tso_context || vlan_context) { + if (tso_context) { + netif_dbg(pdata, tx_queued, pdata->netdev, + "TSO context descriptor, mss=%u\n", + pkt_info->mss); + + /* Set the MSS size */ + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_CONTEXT_DESC2_MSS_POS, + TX_CONTEXT_DESC2_MSS_LEN, + pkt_info->mss); + + /* Mark it as a CONTEXT descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_CONTEXT_DESC3_CTXT_POS, + TX_CONTEXT_DESC3_CTXT_LEN, + 1); + + /* Indicate this descriptor contains the MSS */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_CONTEXT_DESC3_TCMSSV_POS, + TX_CONTEXT_DESC3_TCMSSV_LEN, + 1); + + ring->tx.cur_mss = pkt_info->mss; + } + + if (vlan_context) { + netif_dbg(pdata, tx_queued, pdata->netdev, + "VLAN context descriptor, ctag=%u\n", + pkt_info->vlan_ctag); + + /* Mark it as a CONTEXT descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_CONTEXT_DESC3_CTXT_POS, + TX_CONTEXT_DESC3_CTXT_LEN, + 1); + + /* Set the VLAN tag */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_CONTEXT_DESC3_VT_POS, + TX_CONTEXT_DESC3_VT_LEN, + pkt_info->vlan_ctag); + + /* Indicate this descriptor contains the VLAN tag */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_CONTEXT_DESC3_VLTV_POS, + TX_CONTEXT_DESC3_VLTV_LEN, + 1); + + ring->tx.cur_vlan_ctag = pkt_info->vlan_ctag; + } + + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + dma_desc = desc_data->dma_desc; + } + + /* Update buffer address (for TSO this is the header) */ + dma_desc->desc0 = cpu_to_le32(lower_32_bits(desc_data->skb_dma)); + dma_desc->desc1 = cpu_to_le32(upper_32_bits(desc_data->skb_dma)); + + /* Update the buffer length */ + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_NORMAL_DESC2_HL_B1L_POS, + TX_NORMAL_DESC2_HL_B1L_LEN, + desc_data->skb_dma_len); + + /* VLAN tag insertion check */ + if (vlan) { + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_NORMAL_DESC2_VTIR_POS, + TX_NORMAL_DESC2_VTIR_LEN, + TX_NORMAL_DESC2_VLAN_INSERT); + pdata->stats.tx_vlan_packets++; + } + + /* Timestamp enablement check */ + if (XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_PTP_POS, + TX_PACKET_ATTRIBUTES_PTP_LEN)) + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_NORMAL_DESC2_TTSE_POS, + TX_NORMAL_DESC2_TTSE_LEN, + 1); + + /* Mark it as First Descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_FD_POS, + TX_NORMAL_DESC3_FD_LEN, + 1); + + /* Mark it as a NORMAL descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_CTXT_POS, + TX_NORMAL_DESC3_CTXT_LEN, + 0); + + /* Set OWN bit if not the first descriptor */ + if (cur_index != start_index) + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_OWN_POS, + TX_NORMAL_DESC3_OWN_LEN, + 1); + + if (tso) { + /* Enable TSO */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_TSE_POS, + TX_NORMAL_DESC3_TSE_LEN, 1); + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_TCPPL_POS, + TX_NORMAL_DESC3_TCPPL_LEN, + pkt_info->tcp_payload_len); + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_TCPHDRLEN_POS, + TX_NORMAL_DESC3_TCPHDRLEN_LEN, + pkt_info->tcp_header_len / 4); + + pdata->stats.tx_tso_packets++; + } else { + /* Enable CRC and Pad Insertion */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_CPC_POS, + TX_NORMAL_DESC3_CPC_LEN, 0); + + /* Enable HW CSUM */ + if (csum) + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_CIC_POS, + TX_NORMAL_DESC3_CIC_LEN, + 0x3); + + /* Set the total length to be transmitted */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_FL_POS, + TX_NORMAL_DESC3_FL_LEN, + pkt_info->length); + } + + for (i = cur_index - start_index + 1; i < pkt_info->desc_count; i++) { + cur_index++; + desc_data = XLGMAC_GET_DESC_DATA(ring, cur_index); + dma_desc = desc_data->dma_desc; + + /* Update buffer address */ + dma_desc->desc0 = + cpu_to_le32(lower_32_bits(desc_data->skb_dma)); + dma_desc->desc1 = + cpu_to_le32(upper_32_bits(desc_data->skb_dma)); + + /* Update the buffer length */ + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_NORMAL_DESC2_HL_B1L_POS, + TX_NORMAL_DESC2_HL_B1L_LEN, + desc_data->skb_dma_len); + + /* Set OWN bit */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_OWN_POS, + TX_NORMAL_DESC3_OWN_LEN, 1); + + /* Mark it as NORMAL descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_CTXT_POS, + TX_NORMAL_DESC3_CTXT_LEN, 0); + + /* Enable HW CSUM */ + if (csum) + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_CIC_POS, + TX_NORMAL_DESC3_CIC_LEN, + 0x3); + } + + /* Set LAST bit for the last descriptor */ + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_LD_POS, + TX_NORMAL_DESC3_LD_LEN, 1); + + /* Set IC bit based on Tx coalescing settings */ + if (tx_set_ic) + dma_desc->desc2 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc2, + TX_NORMAL_DESC2_IC_POS, + TX_NORMAL_DESC2_IC_LEN, 1); + + /* Save the Tx info to report back during cleanup */ + desc_data->tx.packets = pkt_info->tx_packets; + desc_data->tx.bytes = pkt_info->tx_bytes; + + /* In case the Tx DMA engine is running, make sure everything + * is written to the descriptor(s) before setting the OWN bit + * for the first descriptor + */ + dma_wmb(); + + /* Set OWN bit for the first descriptor */ + desc_data = XLGMAC_GET_DESC_DATA(ring, start_index); + dma_desc = desc_data->dma_desc; + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + TX_NORMAL_DESC3_OWN_POS, + TX_NORMAL_DESC3_OWN_LEN, 1); + + if (netif_msg_tx_queued(pdata)) + xlgmac_dump_tx_desc(pdata, ring, start_index, + pkt_info->desc_count, 1); + + /* Make sure ownership is written to the descriptor */ + smp_wmb(); + + ring->cur = cur_index + 1; + if (!pkt_info->skb->xmit_more || + netif_xmit_stopped(netdev_get_tx_queue(pdata->netdev, + channel->queue_index))) + xlgmac_tx_start_xmit(channel, ring); + else + ring->tx.xmit_more = 1; + + XLGMAC_PR("%s: descriptors %u to %u written\n", + channel->name, start_index & (ring->dma_desc_count - 1), + (ring->cur - 1) & (ring->dma_desc_count - 1)); +} + +static void xlgmac_get_rx_tstamp(struct xlgmac_pkt_info *pkt_info, + struct xlgmac_dma_desc *dma_desc) +{ + u32 tsa, tsd; + u64 nsec; + + tsa = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_CONTEXT_DESC3_TSA_POS, + RX_CONTEXT_DESC3_TSA_LEN); + tsd = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_CONTEXT_DESC3_TSD_POS, + RX_CONTEXT_DESC3_TSD_LEN); + if (tsa && !tsd) { + nsec = le32_to_cpu(dma_desc->desc1); + nsec <<= 32; + nsec |= le32_to_cpu(dma_desc->desc0); + if (nsec != 0xffffffffffffffffULL) { + pkt_info->rx_tstamp = nsec; + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_RX_TSTAMP_POS, + RX_PACKET_ATTRIBUTES_RX_TSTAMP_LEN, + 1); + } + } +} + +static void xlgmac_tx_desc_reset(struct xlgmac_desc_data *desc_data) +{ + struct xlgmac_dma_desc *dma_desc = desc_data->dma_desc; + + /* Reset the Tx descriptor + * Set buffer 1 (lo) address to zero + * Set buffer 1 (hi) address to zero + * Reset all other control bits (IC, TTSE, B2L & B1L) + * Reset all other control bits (OWN, CTXT, FD, LD, CPC, CIC, etc) + */ + dma_desc->desc0 = 0; + dma_desc->desc1 = 0; + dma_desc->desc2 = 0; + dma_desc->desc3 = 0; + + /* Make sure ownership is written to the descriptor */ + dma_wmb(); +} + +static void xlgmac_tx_desc_init(struct xlgmac_channel *channel) +{ + struct xlgmac_ring *ring = channel->tx_ring; + struct xlgmac_desc_data *desc_data; + int start_index = ring->cur; + int i; + + /* Initialze all descriptors */ + for (i = 0; i < ring->dma_desc_count; i++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, i); + + /* Initialize Tx descriptor */ + xlgmac_tx_desc_reset(desc_data); + } + + /* Update the total number of Tx descriptors */ + writel(ring->dma_desc_count - 1, XLGMAC_DMA_REG(channel, DMA_CH_TDRLR)); + + /* Update the starting address of descriptor ring */ + desc_data = XLGMAC_GET_DESC_DATA(ring, start_index); + writel(upper_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_TDLR_HI)); + writel(lower_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_TDLR_LO)); +} + +static void xlgmac_rx_desc_reset(struct xlgmac_pdata *pdata, + struct xlgmac_desc_data *desc_data, + unsigned int index) +{ + struct xlgmac_dma_desc *dma_desc = desc_data->dma_desc; + unsigned int rx_frames = pdata->rx_frames; + unsigned int rx_usecs = pdata->rx_usecs; + dma_addr_t hdr_dma, buf_dma; + unsigned int inte; + + if (!rx_usecs && !rx_frames) { + /* No coalescing, interrupt for every descriptor */ + inte = 1; + } else { + /* Set interrupt based on Rx frame coalescing setting */ + if (rx_frames && !((index + 1) % rx_frames)) + inte = 1; + else + inte = 0; + } + + /* Reset the Rx descriptor + * Set buffer 1 (lo) address to header dma address (lo) + * Set buffer 1 (hi) address to header dma address (hi) + * Set buffer 2 (lo) address to buffer dma address (lo) + * Set buffer 2 (hi) address to buffer dma address (hi) and + * set control bits OWN and INTE + */ + hdr_dma = desc_data->rx.hdr.dma_base + desc_data->rx.hdr.dma_off; + buf_dma = desc_data->rx.buf.dma_base + desc_data->rx.buf.dma_off; + dma_desc->desc0 = cpu_to_le32(lower_32_bits(hdr_dma)); + dma_desc->desc1 = cpu_to_le32(upper_32_bits(hdr_dma)); + dma_desc->desc2 = cpu_to_le32(lower_32_bits(buf_dma)); + dma_desc->desc3 = cpu_to_le32(upper_32_bits(buf_dma)); + + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + RX_NORMAL_DESC3_INTE_POS, + RX_NORMAL_DESC3_INTE_LEN, + inte); + + /* Since the Rx DMA engine is likely running, make sure everything + * is written to the descriptor(s) before setting the OWN bit + * for the descriptor + */ + dma_wmb(); + + dma_desc->desc3 = XLGMAC_SET_REG_BITS_LE( + dma_desc->desc3, + RX_NORMAL_DESC3_OWN_POS, + RX_NORMAL_DESC3_OWN_LEN, + 1); + + /* Make sure ownership is written to the descriptor */ + dma_wmb(); +} + +static void xlgmac_rx_desc_init(struct xlgmac_channel *channel) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->rx_ring; + unsigned int start_index = ring->cur; + struct xlgmac_desc_data *desc_data; + unsigned int i; + + /* Initialize all descriptors */ + for (i = 0; i < ring->dma_desc_count; i++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, i); + + /* Initialize Rx descriptor */ + xlgmac_rx_desc_reset(pdata, desc_data, i); + } + + /* Update the total number of Rx descriptors */ + writel(ring->dma_desc_count - 1, XLGMAC_DMA_REG(channel, DMA_CH_RDRLR)); + + /* Update the starting address of descriptor ring */ + desc_data = XLGMAC_GET_DESC_DATA(ring, start_index); + writel(upper_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_RDLR_HI)); + writel(lower_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_RDLR_LO)); + + /* Update the Rx Descriptor Tail Pointer */ + desc_data = XLGMAC_GET_DESC_DATA(ring, start_index + + ring->dma_desc_count - 1); + writel(lower_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_RDTR_LO)); +} + +static int xlgmac_is_context_desc(struct xlgmac_dma_desc *dma_desc) +{ + /* Rx and Tx share CTXT bit, so check TDES3.CTXT bit */ + return XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + TX_NORMAL_DESC3_CTXT_POS, + TX_NORMAL_DESC3_CTXT_LEN); +} + +static int xlgmac_is_last_desc(struct xlgmac_dma_desc *dma_desc) +{ + /* Rx and Tx share LD bit, so check TDES3.LD bit */ + return XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + TX_NORMAL_DESC3_LD_POS, + TX_NORMAL_DESC3_LD_LEN); +} + +static int xlgmac_disable_tx_flow_control(struct xlgmac_pdata *pdata) +{ + unsigned int max_q_count, q_count; + unsigned int reg, regval; + unsigned int i; + + /* Clear MTL flow control */ + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_EHFC_POS, + MTL_Q_RQOMR_EHFC_LEN, 0); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } + + /* Clear MAC flow control */ + max_q_count = XLGMAC_MAX_FLOW_CONTROL_QUEUES; + q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + reg = MAC_Q0TFCR; + for (i = 0; i < q_count; i++) { + regval = readl(pdata->mac_regs + reg); + regval = XLGMAC_SET_REG_BITS(regval, + MAC_Q0TFCR_TFE_POS, + MAC_Q0TFCR_TFE_LEN, + 0); + writel(regval, pdata->mac_regs + reg); + + reg += MAC_QTFCR_INC; + } + + return 0; +} + +static int xlgmac_enable_tx_flow_control(struct xlgmac_pdata *pdata) +{ + unsigned int max_q_count, q_count; + unsigned int reg, regval; + unsigned int i; + + /* Set MTL flow control */ + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_EHFC_POS, + MTL_Q_RQOMR_EHFC_LEN, 1); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } + + /* Set MAC flow control */ + max_q_count = XLGMAC_MAX_FLOW_CONTROL_QUEUES; + q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + reg = MAC_Q0TFCR; + for (i = 0; i < q_count; i++) { + regval = readl(pdata->mac_regs + reg); + + /* Enable transmit flow control */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_Q0TFCR_TFE_POS, + MAC_Q0TFCR_TFE_LEN, 1); + /* Set pause time */ + regval = XLGMAC_SET_REG_BITS(regval, MAC_Q0TFCR_PT_POS, + MAC_Q0TFCR_PT_LEN, 0xffff); + + writel(regval, pdata->mac_regs + reg); + + reg += MAC_QTFCR_INC; + } + + return 0; +} + +static int xlgmac_disable_rx_flow_control(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_RFCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RFCR_RFE_POS, + MAC_RFCR_RFE_LEN, 0); + writel(regval, pdata->mac_regs + MAC_RFCR); + + return 0; +} + +static int xlgmac_enable_rx_flow_control(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MAC_RFCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RFCR_RFE_POS, + MAC_RFCR_RFE_LEN, 1); + writel(regval, pdata->mac_regs + MAC_RFCR); + + return 0; +} + +static int xlgmac_config_tx_flow_control(struct xlgmac_pdata *pdata) +{ + if (pdata->tx_pause) + xlgmac_enable_tx_flow_control(pdata); + else + xlgmac_disable_tx_flow_control(pdata); + + return 0; +} + +static int xlgmac_config_rx_flow_control(struct xlgmac_pdata *pdata) +{ + if (pdata->rx_pause) + xlgmac_enable_rx_flow_control(pdata); + else + xlgmac_disable_rx_flow_control(pdata); + + return 0; +} + +static int xlgmac_config_rx_coalesce(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_RIWT)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_RIWT_RWT_POS, + DMA_CH_RIWT_RWT_LEN, + pdata->rx_riwt); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_RIWT)); + } + + return 0; +} + +static void xlgmac_config_flow_control(struct xlgmac_pdata *pdata) +{ + xlgmac_config_tx_flow_control(pdata); + xlgmac_config_rx_flow_control(pdata); +} + +static void xlgmac_config_rx_fep_enable(struct xlgmac_pdata *pdata) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_FEP_POS, + MTL_Q_RQOMR_FEP_LEN, 1); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } +} + +static void xlgmac_config_rx_fup_enable(struct xlgmac_pdata *pdata) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_FUP_POS, + MTL_Q_RQOMR_FUP_LEN, 1); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } +} + +static int xlgmac_config_tx_coalesce(struct xlgmac_pdata *pdata) +{ + return 0; +} + +static void xlgmac_config_rx_buffer_size(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_RCR_RBSZ_POS, + DMA_CH_RCR_RBSZ_LEN, + pdata->rx_buf_size); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + } +} + +static void xlgmac_config_tso_mode(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + if (pdata->hw_feat.tso) { + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_TCR_TSE_POS, + DMA_CH_TCR_TSE_LEN, 1); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + } + } +} + +static void xlgmac_config_sph_mode(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_CR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_CR_SPH_POS, + DMA_CH_CR_SPH_LEN, 1); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_CR)); + } + + regval = readl(pdata->mac_regs + MAC_RCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RCR_HDSMS_POS, + MAC_RCR_HDSMS_LEN, + XLGMAC_SPH_HDSMS_SIZE); + writel(regval, pdata->mac_regs + MAC_RCR); +} + +static unsigned int xlgmac_usec_to_riwt(struct xlgmac_pdata *pdata, + unsigned int usec) +{ + unsigned long rate; + unsigned int ret; + + rate = pdata->sysclk_rate; + + /* Convert the input usec value to the watchdog timer value. Each + * watchdog timer value is equivalent to 256 clock cycles. + * Calculate the required value as: + * ( usec * ( system_clock_mhz / 10^6 ) / 256 + */ + ret = (usec * (rate / 1000000)) / 256; + + return ret; +} + +static unsigned int xlgmac_riwt_to_usec(struct xlgmac_pdata *pdata, + unsigned int riwt) +{ + unsigned long rate; + unsigned int ret; + + rate = pdata->sysclk_rate; + + /* Convert the input watchdog timer value to the usec value. Each + * watchdog timer value is equivalent to 256 clock cycles. + * Calculate the required value as: + * ( riwt * 256 ) / ( system_clock_mhz / 10^6 ) + */ + ret = (riwt * 256) / (rate / 1000000); + + return ret; +} + +static int xlgmac_config_rx_threshold(struct xlgmac_pdata *pdata, + unsigned int val) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_RTC_POS, + MTL_Q_RQOMR_RTC_LEN, val); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } + + return 0; +} + +static void xlgmac_config_mtl_mode(struct xlgmac_pdata *pdata) +{ + unsigned int i; + u32 regval; + + /* Set Tx to weighted round robin scheduling algorithm */ + regval = readl(pdata->mac_regs + MTL_OMR); + regval = XLGMAC_SET_REG_BITS(regval, MTL_OMR_ETSALG_POS, + MTL_OMR_ETSALG_LEN, MTL_ETSALG_WRR); + writel(regval, pdata->mac_regs + MTL_OMR); + + /* Set Tx traffic classes to use WRR algorithm with equal weights */ + for (i = 0; i < pdata->hw_feat.tc_cnt; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_TC_ETSCR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_TC_ETSCR_TSA_POS, + MTL_TC_ETSCR_TSA_LEN, MTL_TSA_ETS); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_TC_ETSCR)); + + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_TC_QWR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_TC_QWR_QW_POS, + MTL_TC_QWR_QW_LEN, 1); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_TC_QWR)); + } + + /* Set Rx to strict priority algorithm */ + regval = readl(pdata->mac_regs + MTL_OMR); + regval = XLGMAC_SET_REG_BITS(regval, MTL_OMR_RAA_POS, + MTL_OMR_RAA_LEN, MTL_RAA_SP); + writel(regval, pdata->mac_regs + MTL_OMR); +} + +static void xlgmac_config_queue_mapping(struct xlgmac_pdata *pdata) +{ + unsigned int ppq, ppq_extra, prio, prio_queues; + unsigned int qptc, qptc_extra, queue; + unsigned int reg, regval; + unsigned int mask; + unsigned int i, j; + + /* Map the MTL Tx Queues to Traffic Classes + * Note: Tx Queues >= Traffic Classes + */ + qptc = pdata->tx_q_count / pdata->hw_feat.tc_cnt; + qptc_extra = pdata->tx_q_count % pdata->hw_feat.tc_cnt; + + for (i = 0, queue = 0; i < pdata->hw_feat.tc_cnt; i++) { + for (j = 0; j < qptc; j++) { + netif_dbg(pdata, drv, pdata->netdev, + "TXq%u mapped to TC%u\n", queue, i); + regval = readl(XLGMAC_MTL_REG(pdata, queue, + MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, + MTL_Q_TQOMR_Q2TCMAP_POS, + MTL_Q_TQOMR_Q2TCMAP_LEN, + i); + writel(regval, XLGMAC_MTL_REG(pdata, queue, + MTL_Q_TQOMR)); + queue++; + } + + if (i < qptc_extra) { + netif_dbg(pdata, drv, pdata->netdev, + "TXq%u mapped to TC%u\n", queue, i); + regval = readl(XLGMAC_MTL_REG(pdata, queue, + MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, + MTL_Q_TQOMR_Q2TCMAP_POS, + MTL_Q_TQOMR_Q2TCMAP_LEN, + i); + writel(regval, XLGMAC_MTL_REG(pdata, queue, + MTL_Q_TQOMR)); + queue++; + } + } + + /* Map the 8 VLAN priority values to available MTL Rx queues */ + prio_queues = min_t(unsigned int, IEEE_8021QAZ_MAX_TCS, + pdata->rx_q_count); + ppq = IEEE_8021QAZ_MAX_TCS / prio_queues; + ppq_extra = IEEE_8021QAZ_MAX_TCS % prio_queues; + + reg = MAC_RQC2R; + regval = 0; + for (i = 0, prio = 0; i < prio_queues;) { + mask = 0; + for (j = 0; j < ppq; j++) { + netif_dbg(pdata, drv, pdata->netdev, + "PRIO%u mapped to RXq%u\n", prio, i); + mask |= (1 << prio); + prio++; + } + + if (i < ppq_extra) { + netif_dbg(pdata, drv, pdata->netdev, + "PRIO%u mapped to RXq%u\n", prio, i); + mask |= (1 << prio); + prio++; + } + + regval |= (mask << ((i++ % MAC_RQC2_Q_PER_REG) << 3)); + + if ((i % MAC_RQC2_Q_PER_REG) && (i != prio_queues)) + continue; + + writel(regval, pdata->mac_regs + reg); + reg += MAC_RQC2_INC; + regval = 0; + } + + /* Configure one to one, MTL Rx queue to DMA Rx channel mapping + * ie Q0 <--> CH0, Q1 <--> CH1 ... Q11 <--> CH11 + */ + reg = MTL_RQDCM0R; + regval = readl(pdata->mac_regs + reg); + regval |= (MTL_RQDCM0R_Q0MDMACH | MTL_RQDCM0R_Q1MDMACH | + MTL_RQDCM0R_Q2MDMACH | MTL_RQDCM0R_Q3MDMACH); + writel(regval, pdata->mac_regs + reg); + + reg += MTL_RQDCM_INC; + regval = readl(pdata->mac_regs + reg); + regval |= (MTL_RQDCM1R_Q4MDMACH | MTL_RQDCM1R_Q5MDMACH | + MTL_RQDCM1R_Q6MDMACH | MTL_RQDCM1R_Q7MDMACH); + writel(regval, pdata->mac_regs + reg); + + reg += MTL_RQDCM_INC; + regval = readl(pdata->mac_regs + reg); + regval |= (MTL_RQDCM2R_Q8MDMACH | MTL_RQDCM2R_Q9MDMACH | + MTL_RQDCM2R_Q10MDMACH | MTL_RQDCM2R_Q11MDMACH); + writel(regval, pdata->mac_regs + reg); +} + +static unsigned int xlgmac_calculate_per_queue_fifo( + unsigned int fifo_size, + unsigned int queue_count) +{ + unsigned int q_fifo_size; + unsigned int p_fifo; + + /* Calculate the configured fifo size */ + q_fifo_size = 1 << (fifo_size + 7); + + /* The configured value may not be the actual amount of fifo RAM */ + q_fifo_size = min_t(unsigned int, XLGMAC_MAX_FIFO, q_fifo_size); + + q_fifo_size = q_fifo_size / queue_count; + + /* Each increment in the queue fifo size represents 256 bytes of + * fifo, with 0 representing 256 bytes. Distribute the fifo equally + * between the queues. + */ + p_fifo = q_fifo_size / 256; + if (p_fifo) + p_fifo--; + + return p_fifo; +} + +static void xlgmac_config_tx_fifo_size(struct xlgmac_pdata *pdata) +{ + unsigned int fifo_size; + unsigned int i; + u32 regval; + + fifo_size = xlgmac_calculate_per_queue_fifo( + pdata->hw_feat.tx_fifo_size, + pdata->tx_q_count); + + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_TQS_POS, + MTL_Q_TQOMR_TQS_LEN, fifo_size); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + netif_info(pdata, drv, pdata->netdev, + "%d Tx hardware queues, %d byte fifo per queue\n", + pdata->tx_q_count, ((fifo_size + 1) * 256)); +} + +static void xlgmac_config_rx_fifo_size(struct xlgmac_pdata *pdata) +{ + unsigned int fifo_size; + unsigned int i; + u32 regval; + + fifo_size = xlgmac_calculate_per_queue_fifo( + pdata->hw_feat.rx_fifo_size, + pdata->rx_q_count); + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_RQS_POS, + MTL_Q_RQOMR_RQS_LEN, fifo_size); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } + + netif_info(pdata, drv, pdata->netdev, + "%d Rx hardware queues, %d byte fifo per queue\n", + pdata->rx_q_count, ((fifo_size + 1) * 256)); +} + +static void xlgmac_config_flow_control_threshold(struct xlgmac_pdata *pdata) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQFCR)); + /* Activate flow control when less than 4k left in fifo */ + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQFCR_RFA_POS, + MTL_Q_RQFCR_RFA_LEN, 2); + /* De-activate flow control when more than 6k left in fifo */ + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQFCR_RFD_POS, + MTL_Q_RQFCR_RFD_LEN, 4); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQFCR)); + } +} + +static int xlgmac_config_tx_threshold(struct xlgmac_pdata *pdata, + unsigned int val) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_TTC_POS, + MTL_Q_TQOMR_TTC_LEN, val); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + return 0; +} + +static int xlgmac_config_rsf_mode(struct xlgmac_pdata *pdata, + unsigned int val) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->rx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_RQOMR_RSF_POS, + MTL_Q_RQOMR_RSF_LEN, val); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_RQOMR)); + } + + return 0; +} + +static int xlgmac_config_tsf_mode(struct xlgmac_pdata *pdata, + unsigned int val) +{ + unsigned int i; + u32 regval; + + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_TSF_POS, + MTL_Q_TQOMR_TSF_LEN, val); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + return 0; +} + +static int xlgmac_config_osp_mode(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_TCR_OSP_POS, + DMA_CH_TCR_OSP_LEN, + pdata->tx_osp_mode); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + } + + return 0; +} + +static int xlgmac_config_pblx8(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_CR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_CR_PBLX8_POS, + DMA_CH_CR_PBLX8_LEN, + pdata->pblx8); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_CR)); + } + + return 0; +} + +static int xlgmac_get_tx_pbl_val(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(XLGMAC_DMA_REG(pdata->channel_head, DMA_CH_TCR)); + regval = XLGMAC_GET_REG_BITS(regval, DMA_CH_TCR_PBL_POS, + DMA_CH_TCR_PBL_LEN); + return regval; +} + +static int xlgmac_config_tx_pbl_val(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_TCR_PBL_POS, + DMA_CH_TCR_PBL_LEN, + pdata->tx_pbl); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_TCR)); + } + + return 0; +} + +static int xlgmac_get_rx_pbl_val(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(XLGMAC_DMA_REG(pdata->channel_head, DMA_CH_RCR)); + regval = XLGMAC_GET_REG_BITS(regval, DMA_CH_RCR_PBL_POS, + DMA_CH_RCR_PBL_LEN); + return regval; +} + +static int xlgmac_config_rx_pbl_val(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + u32 regval; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->rx_ring) + break; + + regval = readl(XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + regval = XLGMAC_SET_REG_BITS(regval, DMA_CH_RCR_PBL_POS, + DMA_CH_RCR_PBL_LEN, + pdata->rx_pbl); + writel(regval, XLGMAC_DMA_REG(channel, DMA_CH_RCR)); + } + + return 0; +} + +static u64 xlgmac_mmc_read(struct xlgmac_pdata *pdata, unsigned int reg_lo) +{ + bool read_hi; + u64 val; + + switch (reg_lo) { + /* These registers are always 64 bit */ + case MMC_TXOCTETCOUNT_GB_LO: + case MMC_TXOCTETCOUNT_G_LO: + case MMC_RXOCTETCOUNT_GB_LO: + case MMC_RXOCTETCOUNT_G_LO: + read_hi = true; + break; + + default: + read_hi = false; + } + + val = (u64)readl(pdata->mac_regs + reg_lo); + + if (read_hi) + val |= ((u64)readl(pdata->mac_regs + reg_lo + 4) << 32); + + return val; +} + +static void xlgmac_tx_mmc_int(struct xlgmac_pdata *pdata) +{ + unsigned int mmc_isr = readl(pdata->mac_regs + MMC_TISR); + struct xlgmac_stats *stats = &pdata->stats; + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXOCTETCOUNT_GB_POS, + MMC_TISR_TXOCTETCOUNT_GB_LEN)) + stats->txoctetcount_gb += + xlgmac_mmc_read(pdata, MMC_TXOCTETCOUNT_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXFRAMECOUNT_GB_POS, + MMC_TISR_TXFRAMECOUNT_GB_LEN)) + stats->txframecount_gb += + xlgmac_mmc_read(pdata, MMC_TXFRAMECOUNT_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXBROADCASTFRAMES_G_POS, + MMC_TISR_TXBROADCASTFRAMES_G_LEN)) + stats->txbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_TXBROADCASTFRAMES_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXMULTICASTFRAMES_G_POS, + MMC_TISR_TXMULTICASTFRAMES_G_LEN)) + stats->txmulticastframes_g += + xlgmac_mmc_read(pdata, MMC_TXMULTICASTFRAMES_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX64OCTETS_GB_POS, + MMC_TISR_TX64OCTETS_GB_LEN)) + stats->tx64octets_gb += + xlgmac_mmc_read(pdata, MMC_TX64OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX65TO127OCTETS_GB_POS, + MMC_TISR_TX65TO127OCTETS_GB_LEN)) + stats->tx65to127octets_gb += + xlgmac_mmc_read(pdata, MMC_TX65TO127OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX128TO255OCTETS_GB_POS, + MMC_TISR_TX128TO255OCTETS_GB_LEN)) + stats->tx128to255octets_gb += + xlgmac_mmc_read(pdata, MMC_TX128TO255OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX256TO511OCTETS_GB_POS, + MMC_TISR_TX256TO511OCTETS_GB_LEN)) + stats->tx256to511octets_gb += + xlgmac_mmc_read(pdata, MMC_TX256TO511OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX512TO1023OCTETS_GB_POS, + MMC_TISR_TX512TO1023OCTETS_GB_LEN)) + stats->tx512to1023octets_gb += + xlgmac_mmc_read(pdata, MMC_TX512TO1023OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TX1024TOMAXOCTETS_GB_POS, + MMC_TISR_TX1024TOMAXOCTETS_GB_LEN)) + stats->tx1024tomaxoctets_gb += + xlgmac_mmc_read(pdata, MMC_TX1024TOMAXOCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXUNICASTFRAMES_GB_POS, + MMC_TISR_TXUNICASTFRAMES_GB_LEN)) + stats->txunicastframes_gb += + xlgmac_mmc_read(pdata, MMC_TXUNICASTFRAMES_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXMULTICASTFRAMES_GB_POS, + MMC_TISR_TXMULTICASTFRAMES_GB_LEN)) + stats->txmulticastframes_gb += + xlgmac_mmc_read(pdata, MMC_TXMULTICASTFRAMES_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXBROADCASTFRAMES_GB_POS, + MMC_TISR_TXBROADCASTFRAMES_GB_LEN)) + stats->txbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_TXBROADCASTFRAMES_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXUNDERFLOWERROR_POS, + MMC_TISR_TXUNDERFLOWERROR_LEN)) + stats->txunderflowerror += + xlgmac_mmc_read(pdata, MMC_TXUNDERFLOWERROR_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXOCTETCOUNT_G_POS, + MMC_TISR_TXOCTETCOUNT_G_LEN)) + stats->txoctetcount_g += + xlgmac_mmc_read(pdata, MMC_TXOCTETCOUNT_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXFRAMECOUNT_G_POS, + MMC_TISR_TXFRAMECOUNT_G_LEN)) + stats->txframecount_g += + xlgmac_mmc_read(pdata, MMC_TXFRAMECOUNT_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXPAUSEFRAMES_POS, + MMC_TISR_TXPAUSEFRAMES_LEN)) + stats->txpauseframes += + xlgmac_mmc_read(pdata, MMC_TXPAUSEFRAMES_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_TISR_TXVLANFRAMES_G_POS, + MMC_TISR_TXVLANFRAMES_G_LEN)) + stats->txvlanframes_g += + xlgmac_mmc_read(pdata, MMC_TXVLANFRAMES_G_LO); +} + +static void xlgmac_rx_mmc_int(struct xlgmac_pdata *pdata) +{ + unsigned int mmc_isr = readl(pdata->mac_regs + MMC_RISR); + struct xlgmac_stats *stats = &pdata->stats; + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXFRAMECOUNT_GB_POS, + MMC_RISR_RXFRAMECOUNT_GB_LEN)) + stats->rxframecount_gb += + xlgmac_mmc_read(pdata, MMC_RXFRAMECOUNT_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXOCTETCOUNT_GB_POS, + MMC_RISR_RXOCTETCOUNT_GB_LEN)) + stats->rxoctetcount_gb += + xlgmac_mmc_read(pdata, MMC_RXOCTETCOUNT_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXOCTETCOUNT_G_POS, + MMC_RISR_RXOCTETCOUNT_G_LEN)) + stats->rxoctetcount_g += + xlgmac_mmc_read(pdata, MMC_RXOCTETCOUNT_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXBROADCASTFRAMES_G_POS, + MMC_RISR_RXBROADCASTFRAMES_G_LEN)) + stats->rxbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_RXBROADCASTFRAMES_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXMULTICASTFRAMES_G_POS, + MMC_RISR_RXMULTICASTFRAMES_G_LEN)) + stats->rxmulticastframes_g += + xlgmac_mmc_read(pdata, MMC_RXMULTICASTFRAMES_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXCRCERROR_POS, + MMC_RISR_RXCRCERROR_LEN)) + stats->rxcrcerror += + xlgmac_mmc_read(pdata, MMC_RXCRCERROR_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXRUNTERROR_POS, + MMC_RISR_RXRUNTERROR_LEN)) + stats->rxrunterror += + xlgmac_mmc_read(pdata, MMC_RXRUNTERROR); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXJABBERERROR_POS, + MMC_RISR_RXJABBERERROR_LEN)) + stats->rxjabbererror += + xlgmac_mmc_read(pdata, MMC_RXJABBERERROR); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXUNDERSIZE_G_POS, + MMC_RISR_RXUNDERSIZE_G_LEN)) + stats->rxundersize_g += + xlgmac_mmc_read(pdata, MMC_RXUNDERSIZE_G); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXOVERSIZE_G_POS, + MMC_RISR_RXOVERSIZE_G_LEN)) + stats->rxoversize_g += + xlgmac_mmc_read(pdata, MMC_RXOVERSIZE_G); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX64OCTETS_GB_POS, + MMC_RISR_RX64OCTETS_GB_LEN)) + stats->rx64octets_gb += + xlgmac_mmc_read(pdata, MMC_RX64OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX65TO127OCTETS_GB_POS, + MMC_RISR_RX65TO127OCTETS_GB_LEN)) + stats->rx65to127octets_gb += + xlgmac_mmc_read(pdata, MMC_RX65TO127OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX128TO255OCTETS_GB_POS, + MMC_RISR_RX128TO255OCTETS_GB_LEN)) + stats->rx128to255octets_gb += + xlgmac_mmc_read(pdata, MMC_RX128TO255OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX256TO511OCTETS_GB_POS, + MMC_RISR_RX256TO511OCTETS_GB_LEN)) + stats->rx256to511octets_gb += + xlgmac_mmc_read(pdata, MMC_RX256TO511OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX512TO1023OCTETS_GB_POS, + MMC_RISR_RX512TO1023OCTETS_GB_LEN)) + stats->rx512to1023octets_gb += + xlgmac_mmc_read(pdata, MMC_RX512TO1023OCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RX1024TOMAXOCTETS_GB_POS, + MMC_RISR_RX1024TOMAXOCTETS_GB_LEN)) + stats->rx1024tomaxoctets_gb += + xlgmac_mmc_read(pdata, MMC_RX1024TOMAXOCTETS_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXUNICASTFRAMES_G_POS, + MMC_RISR_RXUNICASTFRAMES_G_LEN)) + stats->rxunicastframes_g += + xlgmac_mmc_read(pdata, MMC_RXUNICASTFRAMES_G_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXLENGTHERROR_POS, + MMC_RISR_RXLENGTHERROR_LEN)) + stats->rxlengtherror += + xlgmac_mmc_read(pdata, MMC_RXLENGTHERROR_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXOUTOFRANGETYPE_POS, + MMC_RISR_RXOUTOFRANGETYPE_LEN)) + stats->rxoutofrangetype += + xlgmac_mmc_read(pdata, MMC_RXOUTOFRANGETYPE_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXPAUSEFRAMES_POS, + MMC_RISR_RXPAUSEFRAMES_LEN)) + stats->rxpauseframes += + xlgmac_mmc_read(pdata, MMC_RXPAUSEFRAMES_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXFIFOOVERFLOW_POS, + MMC_RISR_RXFIFOOVERFLOW_LEN)) + stats->rxfifooverflow += + xlgmac_mmc_read(pdata, MMC_RXFIFOOVERFLOW_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXVLANFRAMES_GB_POS, + MMC_RISR_RXVLANFRAMES_GB_LEN)) + stats->rxvlanframes_gb += + xlgmac_mmc_read(pdata, MMC_RXVLANFRAMES_GB_LO); + + if (XLGMAC_GET_REG_BITS(mmc_isr, + MMC_RISR_RXWATCHDOGERROR_POS, + MMC_RISR_RXWATCHDOGERROR_LEN)) + stats->rxwatchdogerror += + xlgmac_mmc_read(pdata, MMC_RXWATCHDOGERROR); +} + +static void xlgmac_read_mmc_stats(struct xlgmac_pdata *pdata) +{ + struct xlgmac_stats *stats = &pdata->stats; + u32 regval; + + /* Freeze counters */ + regval = readl(pdata->mac_regs + MMC_CR); + regval = XLGMAC_SET_REG_BITS(regval, MMC_CR_MCF_POS, + MMC_CR_MCF_LEN, 1); + writel(regval, pdata->mac_regs + MMC_CR); + + stats->txoctetcount_gb += + xlgmac_mmc_read(pdata, MMC_TXOCTETCOUNT_GB_LO); + + stats->txframecount_gb += + xlgmac_mmc_read(pdata, MMC_TXFRAMECOUNT_GB_LO); + + stats->txbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_TXBROADCASTFRAMES_G_LO); + + stats->txmulticastframes_g += + xlgmac_mmc_read(pdata, MMC_TXMULTICASTFRAMES_G_LO); + + stats->tx64octets_gb += + xlgmac_mmc_read(pdata, MMC_TX64OCTETS_GB_LO); + + stats->tx65to127octets_gb += + xlgmac_mmc_read(pdata, MMC_TX65TO127OCTETS_GB_LO); + + stats->tx128to255octets_gb += + xlgmac_mmc_read(pdata, MMC_TX128TO255OCTETS_GB_LO); + + stats->tx256to511octets_gb += + xlgmac_mmc_read(pdata, MMC_TX256TO511OCTETS_GB_LO); + + stats->tx512to1023octets_gb += + xlgmac_mmc_read(pdata, MMC_TX512TO1023OCTETS_GB_LO); + + stats->tx1024tomaxoctets_gb += + xlgmac_mmc_read(pdata, MMC_TX1024TOMAXOCTETS_GB_LO); + + stats->txunicastframes_gb += + xlgmac_mmc_read(pdata, MMC_TXUNICASTFRAMES_GB_LO); + + stats->txmulticastframes_gb += + xlgmac_mmc_read(pdata, MMC_TXMULTICASTFRAMES_GB_LO); + + stats->txbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_TXBROADCASTFRAMES_GB_LO); + + stats->txunderflowerror += + xlgmac_mmc_read(pdata, MMC_TXUNDERFLOWERROR_LO); + + stats->txoctetcount_g += + xlgmac_mmc_read(pdata, MMC_TXOCTETCOUNT_G_LO); + + stats->txframecount_g += + xlgmac_mmc_read(pdata, MMC_TXFRAMECOUNT_G_LO); + + stats->txpauseframes += + xlgmac_mmc_read(pdata, MMC_TXPAUSEFRAMES_LO); + + stats->txvlanframes_g += + xlgmac_mmc_read(pdata, MMC_TXVLANFRAMES_G_LO); + + stats->rxframecount_gb += + xlgmac_mmc_read(pdata, MMC_RXFRAMECOUNT_GB_LO); + + stats->rxoctetcount_gb += + xlgmac_mmc_read(pdata, MMC_RXOCTETCOUNT_GB_LO); + + stats->rxoctetcount_g += + xlgmac_mmc_read(pdata, MMC_RXOCTETCOUNT_G_LO); + + stats->rxbroadcastframes_g += + xlgmac_mmc_read(pdata, MMC_RXBROADCASTFRAMES_G_LO); + + stats->rxmulticastframes_g += + xlgmac_mmc_read(pdata, MMC_RXMULTICASTFRAMES_G_LO); + + stats->rxcrcerror += + xlgmac_mmc_read(pdata, MMC_RXCRCERROR_LO); + + stats->rxrunterror += + xlgmac_mmc_read(pdata, MMC_RXRUNTERROR); + + stats->rxjabbererror += + xlgmac_mmc_read(pdata, MMC_RXJABBERERROR); + + stats->rxundersize_g += + xlgmac_mmc_read(pdata, MMC_RXUNDERSIZE_G); + + stats->rxoversize_g += + xlgmac_mmc_read(pdata, MMC_RXOVERSIZE_G); + + stats->rx64octets_gb += + xlgmac_mmc_read(pdata, MMC_RX64OCTETS_GB_LO); + + stats->rx65to127octets_gb += + xlgmac_mmc_read(pdata, MMC_RX65TO127OCTETS_GB_LO); + + stats->rx128to255octets_gb += + xlgmac_mmc_read(pdata, MMC_RX128TO255OCTETS_GB_LO); + + stats->rx256to511octets_gb += + xlgmac_mmc_read(pdata, MMC_RX256TO511OCTETS_GB_LO); + + stats->rx512to1023octets_gb += + xlgmac_mmc_read(pdata, MMC_RX512TO1023OCTETS_GB_LO); + + stats->rx1024tomaxoctets_gb += + xlgmac_mmc_read(pdata, MMC_RX1024TOMAXOCTETS_GB_LO); + + stats->rxunicastframes_g += + xlgmac_mmc_read(pdata, MMC_RXUNICASTFRAMES_G_LO); + + stats->rxlengtherror += + xlgmac_mmc_read(pdata, MMC_RXLENGTHERROR_LO); + + stats->rxoutofrangetype += + xlgmac_mmc_read(pdata, MMC_RXOUTOFRANGETYPE_LO); + + stats->rxpauseframes += + xlgmac_mmc_read(pdata, MMC_RXPAUSEFRAMES_LO); + + stats->rxfifooverflow += + xlgmac_mmc_read(pdata, MMC_RXFIFOOVERFLOW_LO); + + stats->rxvlanframes_gb += + xlgmac_mmc_read(pdata, MMC_RXVLANFRAMES_GB_LO); + + stats->rxwatchdogerror += + xlgmac_mmc_read(pdata, MMC_RXWATCHDOGERROR); + + /* Un-freeze counters */ + regval = readl(pdata->mac_regs + MMC_CR); + regval = XLGMAC_SET_REG_BITS(regval, MMC_CR_MCF_POS, + MMC_CR_MCF_LEN, 0); + writel(regval, pdata->mac_regs + MMC_CR); +} + +static void xlgmac_config_mmc(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + MMC_CR); + /* Set counters to reset on read */ + regval = XLGMAC_SET_REG_BITS(regval, MMC_CR_ROR_POS, + MMC_CR_ROR_LEN, 1); + /* Reset the counters */ + regval = XLGMAC_SET_REG_BITS(regval, MMC_CR_CR_POS, + MMC_CR_CR_LEN, 1); + writel(regval, pdata->mac_regs + MMC_CR); +} + +static int xlgmac_write_rss_reg(struct xlgmac_pdata *pdata, unsigned int type, + unsigned int index, unsigned int val) +{ + unsigned int wait; + int ret = 0; + u32 regval; + + mutex_lock(&pdata->rss_mutex); + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_RSSAR), + MAC_RSSAR_OB_POS, MAC_RSSAR_OB_LEN); + if (regval) { + ret = -EBUSY; + goto unlock; + } + + writel(val, pdata->mac_regs + MAC_RSSDR); + + regval = readl(pdata->mac_regs + MAC_RSSAR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSAR_RSSIA_POS, + MAC_RSSAR_RSSIA_LEN, index); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSAR_ADDRT_POS, + MAC_RSSAR_ADDRT_LEN, type); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSAR_CT_POS, + MAC_RSSAR_CT_LEN, 0); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSAR_OB_POS, + MAC_RSSAR_OB_LEN, 1); + writel(regval, pdata->mac_regs + MAC_RSSAR); + + wait = 1000; + while (wait--) { + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_RSSAR), + MAC_RSSAR_OB_POS, + MAC_RSSAR_OB_LEN); + if (!regval) + goto unlock; + + usleep_range(1000, 1500); + } + + ret = -EBUSY; + +unlock: + mutex_unlock(&pdata->rss_mutex); + + return ret; +} + +static int xlgmac_write_rss_hash_key(struct xlgmac_pdata *pdata) +{ + unsigned int key_regs = sizeof(pdata->rss_key) / sizeof(u32); + unsigned int *key = (unsigned int *)&pdata->rss_key; + int ret; + + while (key_regs--) { + ret = xlgmac_write_rss_reg(pdata, XLGMAC_RSS_HASH_KEY_TYPE, + key_regs, *key++); + if (ret) + return ret; + } + + return 0; +} + +static int xlgmac_write_rss_lookup_table(struct xlgmac_pdata *pdata) +{ + unsigned int i; + int ret; + + for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++) { + ret = xlgmac_write_rss_reg(pdata, + XLGMAC_RSS_LOOKUP_TABLE_TYPE, i, + pdata->rss_table[i]); + if (ret) + return ret; + } + + return 0; +} + +static int xlgmac_set_rss_hash_key(struct xlgmac_pdata *pdata, const u8 *key) +{ + memcpy(pdata->rss_key, key, sizeof(pdata->rss_key)); + + return xlgmac_write_rss_hash_key(pdata); +} + +static int xlgmac_set_rss_lookup_table(struct xlgmac_pdata *pdata, + const u32 *table) +{ + unsigned int i; + u32 tval; + + for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++) { + tval = table[i]; + pdata->rss_table[i] = XLGMAC_SET_REG_BITS( + pdata->rss_table[i], + MAC_RSSDR_DMCH_POS, + MAC_RSSDR_DMCH_LEN, + tval); + } + + return xlgmac_write_rss_lookup_table(pdata); +} + +static int xlgmac_enable_rss(struct xlgmac_pdata *pdata) +{ + u32 regval; + int ret; + + if (!pdata->hw_feat.rss) + return -EOPNOTSUPP; + + /* Program the hash key */ + ret = xlgmac_write_rss_hash_key(pdata); + if (ret) + return ret; + + /* Program the lookup table */ + ret = xlgmac_write_rss_lookup_table(pdata); + if (ret) + return ret; + + /* Set the RSS options */ + writel(pdata->rss_options, pdata->mac_regs + MAC_RSSCR); + + /* Enable RSS */ + regval = readl(pdata->mac_regs + MAC_RSSCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSCR_RSSE_POS, + MAC_RSSCR_RSSE_LEN, 1); + writel(regval, pdata->mac_regs + MAC_RSSCR); + + return 0; +} + +static int xlgmac_disable_rss(struct xlgmac_pdata *pdata) +{ + u32 regval; + + if (!pdata->hw_feat.rss) + return -EOPNOTSUPP; + + regval = readl(pdata->mac_regs + MAC_RSSCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_RSSCR_RSSE_POS, + MAC_RSSCR_RSSE_LEN, 0); + writel(regval, pdata->mac_regs + MAC_RSSCR); + + return 0; +} + +static void xlgmac_config_rss(struct xlgmac_pdata *pdata) +{ + int ret; + + if (!pdata->hw_feat.rss) + return; + + if (pdata->netdev->features & NETIF_F_RXHASH) + ret = xlgmac_enable_rss(pdata); + else + ret = xlgmac_disable_rss(pdata); + + if (ret) + netdev_err(pdata->netdev, + "error configuring RSS, RSS disabled\n"); +} + +static void xlgmac_enable_dma_interrupts(struct xlgmac_pdata *pdata) +{ + unsigned int dma_ch_isr, dma_ch_ier; + struct xlgmac_channel *channel; + unsigned int i; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + /* Clear all the interrupts which are set */ + dma_ch_isr = readl(XLGMAC_DMA_REG(channel, DMA_CH_SR)); + writel(dma_ch_isr, XLGMAC_DMA_REG(channel, DMA_CH_SR)); + + /* Clear all interrupt enable bits */ + dma_ch_ier = 0; + + /* Enable following interrupts + * NIE - Normal Interrupt Summary Enable + * AIE - Abnormal Interrupt Summary Enable + * FBEE - Fatal Bus Error Enable + */ + dma_ch_ier = XLGMAC_SET_REG_BITS(dma_ch_ier, + DMA_CH_IER_NIE_POS, + DMA_CH_IER_NIE_LEN, 1); + dma_ch_ier = XLGMAC_SET_REG_BITS(dma_ch_ier, + DMA_CH_IER_AIE_POS, + DMA_CH_IER_AIE_LEN, 1); + dma_ch_ier = XLGMAC_SET_REG_BITS(dma_ch_ier, + DMA_CH_IER_FBEE_POS, + DMA_CH_IER_FBEE_LEN, 1); + + if (channel->tx_ring) { + /* Enable the following Tx interrupts + * TIE - Transmit Interrupt Enable (unless using + * per channel interrupts) + */ + if (!pdata->per_channel_irq) + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, + DMA_CH_IER_TIE_POS, + DMA_CH_IER_TIE_LEN, + 1); + } + if (channel->rx_ring) { + /* Enable following Rx interrupts + * RBUE - Receive Buffer Unavailable Enable + * RIE - Receive Interrupt Enable (unless using + * per channel interrupts) + */ + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, + DMA_CH_IER_RBUE_POS, + DMA_CH_IER_RBUE_LEN, + 1); + if (!pdata->per_channel_irq) + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, + DMA_CH_IER_RIE_POS, + DMA_CH_IER_RIE_LEN, + 1); + } + + writel(dma_ch_isr, XLGMAC_DMA_REG(channel, DMA_CH_IER)); + } +} + +static void xlgmac_enable_mtl_interrupts(struct xlgmac_pdata *pdata) +{ + unsigned int q_count, i; + unsigned int mtl_q_isr; + + q_count = max(pdata->hw_feat.tx_q_cnt, pdata->hw_feat.rx_q_cnt); + for (i = 0; i < q_count; i++) { + /* Clear all the interrupts which are set */ + mtl_q_isr = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_ISR)); + writel(mtl_q_isr, XLGMAC_MTL_REG(pdata, i, MTL_Q_ISR)); + + /* No MTL interrupts to be enabled */ + writel(0, XLGMAC_MTL_REG(pdata, i, MTL_Q_IER)); + } +} + +static void xlgmac_enable_mac_interrupts(struct xlgmac_pdata *pdata) +{ + unsigned int mac_ier = 0; + u32 regval; + + /* Enable Timestamp interrupt */ + mac_ier = XLGMAC_SET_REG_BITS(mac_ier, MAC_IER_TSIE_POS, + MAC_IER_TSIE_LEN, 1); + + writel(mac_ier, pdata->mac_regs + MAC_IER); + + /* Enable all counter interrupts */ + regval = readl(pdata->mac_regs + MMC_RIER); + regval = XLGMAC_SET_REG_BITS(regval, MMC_RIER_ALL_INTERRUPTS_POS, + MMC_RIER_ALL_INTERRUPTS_LEN, 0xffffffff); + writel(regval, pdata->mac_regs + MMC_RIER); + regval = readl(pdata->mac_regs + MMC_TIER); + regval = XLGMAC_SET_REG_BITS(regval, MMC_TIER_ALL_INTERRUPTS_POS, + MMC_TIER_ALL_INTERRUPTS_LEN, 0xffffffff); + writel(regval, pdata->mac_regs + MMC_TIER); +} + +static int xlgmac_set_xlgmii_25000_speed(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_TCR), + MAC_TCR_SS_POS, MAC_TCR_SS_LEN); + if (regval == 0x1) + return 0; + + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_SS_POS, + MAC_TCR_SS_LEN, 0x1); + writel(regval, pdata->mac_regs + MAC_TCR); + + return 0; +} + +static int xlgmac_set_xlgmii_40000_speed(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_TCR), + MAC_TCR_SS_POS, MAC_TCR_SS_LEN); + if (regval == 0) + return 0; + + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_SS_POS, + MAC_TCR_SS_LEN, 0); + writel(regval, pdata->mac_regs + MAC_TCR); + + return 0; +} + +static int xlgmac_set_xlgmii_50000_speed(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_TCR), + MAC_TCR_SS_POS, MAC_TCR_SS_LEN); + if (regval == 0x2) + return 0; + + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_SS_POS, + MAC_TCR_SS_LEN, 0x2); + writel(regval, pdata->mac_regs + MAC_TCR); + + return 0; +} + +static int xlgmac_set_xlgmii_100000_speed(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + MAC_TCR), + MAC_TCR_SS_POS, MAC_TCR_SS_LEN); + if (regval == 0x3) + return 0; + + regval = readl(pdata->mac_regs + MAC_TCR); + regval = XLGMAC_SET_REG_BITS(regval, MAC_TCR_SS_POS, + MAC_TCR_SS_LEN, 0x3); + writel(regval, pdata->mac_regs + MAC_TCR); + + return 0; +} + +static void xlgmac_config_mac_speed(struct xlgmac_pdata *pdata) +{ + switch (pdata->phy_speed) { + case SPEED_100000: + xlgmac_set_xlgmii_100000_speed(pdata); + break; + + case SPEED_50000: + xlgmac_set_xlgmii_50000_speed(pdata); + break; + + case SPEED_40000: + xlgmac_set_xlgmii_40000_speed(pdata); + break; + + case SPEED_25000: + xlgmac_set_xlgmii_25000_speed(pdata); + break; + } +} + +static int xlgmac_dev_read(struct xlgmac_channel *channel) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->rx_ring; + struct net_device *netdev = pdata->netdev; + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + struct xlgmac_pkt_info *pkt_info; + unsigned int err, etlt, l34t; + + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->cur); + dma_desc = desc_data->dma_desc; + pkt_info = &ring->pkt_info; + + /* Check for data availability */ + if (XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_OWN_POS, + RX_NORMAL_DESC3_OWN_LEN)) + return 1; + + /* Make sure descriptor fields are read after reading the OWN bit */ + dma_rmb(); + + if (netif_msg_rx_status(pdata)) + xlgmac_dump_rx_desc(pdata, ring, ring->cur); + + if (XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_CTXT_POS, + RX_NORMAL_DESC3_CTXT_LEN)) { + /* Timestamp Context Descriptor */ + xlgmac_get_rx_tstamp(pkt_info, dma_desc); + + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_LEN, + 1); + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_LEN, + 0); + return 0; + } + + /* Normal Descriptor, be sure Context Descriptor bit is off */ + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_LEN, + 0); + + /* Indicate if a Context Descriptor is next */ + if (XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_CDA_POS, + RX_NORMAL_DESC3_CDA_LEN)) + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_LEN, + 1); + + /* Get the header length */ + if (XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_FD_POS, + RX_NORMAL_DESC3_FD_LEN)) { + desc_data->rx.hdr_len = XLGMAC_GET_REG_BITS_LE(dma_desc->desc2, + RX_NORMAL_DESC2_HL_POS, + RX_NORMAL_DESC2_HL_LEN); + if (desc_data->rx.hdr_len) + pdata->stats.rx_split_header_packets++; + } + + /* Get the RSS hash */ + if (XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_RSV_POS, + RX_NORMAL_DESC3_RSV_LEN)) { + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_RSS_HASH_POS, + RX_PACKET_ATTRIBUTES_RSS_HASH_LEN, + 1); + + pkt_info->rss_hash = le32_to_cpu(dma_desc->desc1); + + l34t = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_L34T_POS, + RX_NORMAL_DESC3_L34T_LEN); + switch (l34t) { + case RX_DESC3_L34T_IPV4_TCP: + case RX_DESC3_L34T_IPV4_UDP: + case RX_DESC3_L34T_IPV6_TCP: + case RX_DESC3_L34T_IPV6_UDP: + pkt_info->rss_hash_type = PKT_HASH_TYPE_L4; + break; + default: + pkt_info->rss_hash_type = PKT_HASH_TYPE_L3; + } + } + + /* Get the pkt_info length */ + desc_data->rx.len = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_PL_POS, + RX_NORMAL_DESC3_PL_LEN); + + if (!XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_LD_POS, + RX_NORMAL_DESC3_LD_LEN)) { + /* Not all the data has been transferred for this pkt_info */ + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_INCOMPLETE_POS, + RX_PACKET_ATTRIBUTES_INCOMPLETE_LEN, + 1); + return 0; + } + + /* This is the last of the data for this pkt_info */ + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_INCOMPLETE_POS, + RX_PACKET_ATTRIBUTES_INCOMPLETE_LEN, + 0); + + /* Set checksum done indicator as appropriate */ + if (netdev->features & NETIF_F_RXCSUM) + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CSUM_DONE_POS, + RX_PACKET_ATTRIBUTES_CSUM_DONE_LEN, + 1); + + /* Check for errors (only valid in last descriptor) */ + err = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_ES_POS, + RX_NORMAL_DESC3_ES_LEN); + etlt = XLGMAC_GET_REG_BITS_LE(dma_desc->desc3, + RX_NORMAL_DESC3_ETLT_POS, + RX_NORMAL_DESC3_ETLT_LEN); + netif_dbg(pdata, rx_status, netdev, "err=%u, etlt=%#x\n", err, etlt); + + if (!err || !etlt) { + /* No error if err is 0 or etlt is 0 */ + if ((etlt == 0x09) && + (netdev->features & NETIF_F_HW_VLAN_CTAG_RX)) { + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_VLAN_CTAG_POS, + RX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN, + 1); + pkt_info->vlan_ctag = + XLGMAC_GET_REG_BITS_LE(dma_desc->desc0, + RX_NORMAL_DESC0_OVT_POS, + RX_NORMAL_DESC0_OVT_LEN); + netif_dbg(pdata, rx_status, netdev, "vlan-ctag=%#06x\n", + pkt_info->vlan_ctag); + } + } else { + if ((etlt == 0x05) || (etlt == 0x06)) + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CSUM_DONE_POS, + RX_PACKET_ATTRIBUTES_CSUM_DONE_LEN, + 0); + else + pkt_info->errors = XLGMAC_SET_REG_BITS( + pkt_info->errors, + RX_PACKET_ERRORS_FRAME_POS, + RX_PACKET_ERRORS_FRAME_LEN, + 1); + } + + XLGMAC_PR("%s - descriptor=%u (cur=%d)\n", channel->name, + ring->cur & (ring->dma_desc_count - 1), ring->cur); + + return 0; +} + +static int xlgmac_enable_int(struct xlgmac_channel *channel, + enum xlgmac_int int_id) +{ + unsigned int dma_ch_ier; + + dma_ch_ier = readl(XLGMAC_DMA_REG(channel, DMA_CH_IER)); + + switch (int_id) { + case XLGMAC_INT_DMA_CH_SR_TI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TIE_POS, + DMA_CH_IER_TIE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_TPS: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TXSE_POS, + DMA_CH_IER_TXSE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_TBU: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TBUE_POS, + DMA_CH_IER_TBUE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_RI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RIE_POS, + DMA_CH_IER_RIE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_RBU: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RBUE_POS, + DMA_CH_IER_RBUE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_RPS: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RSE_POS, + DMA_CH_IER_RSE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_TI_RI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TIE_POS, + DMA_CH_IER_TIE_LEN, 1); + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RIE_POS, + DMA_CH_IER_RIE_LEN, 1); + break; + case XLGMAC_INT_DMA_CH_SR_FBE: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_FBEE_POS, + DMA_CH_IER_FBEE_LEN, 1); + break; + case XLGMAC_INT_DMA_ALL: + dma_ch_ier |= channel->saved_ier; + break; + default: + return -1; + } + + writel(dma_ch_ier, XLGMAC_DMA_REG(channel, DMA_CH_IER)); + + return 0; +} + +static int xlgmac_disable_int(struct xlgmac_channel *channel, + enum xlgmac_int int_id) +{ + unsigned int dma_ch_ier; + + dma_ch_ier = readl(XLGMAC_DMA_REG(channel, DMA_CH_IER)); + + switch (int_id) { + case XLGMAC_INT_DMA_CH_SR_TI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TIE_POS, + DMA_CH_IER_TIE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_TPS: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TXSE_POS, + DMA_CH_IER_TXSE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_TBU: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TBUE_POS, + DMA_CH_IER_TBUE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_RI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RIE_POS, + DMA_CH_IER_RIE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_RBU: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RBUE_POS, + DMA_CH_IER_RBUE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_RPS: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RSE_POS, + DMA_CH_IER_RSE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_TI_RI: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_TIE_POS, + DMA_CH_IER_TIE_LEN, 0); + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_RIE_POS, + DMA_CH_IER_RIE_LEN, 0); + break; + case XLGMAC_INT_DMA_CH_SR_FBE: + dma_ch_ier = XLGMAC_SET_REG_BITS( + dma_ch_ier, DMA_CH_IER_FBEE_POS, + DMA_CH_IER_FBEE_LEN, 0); + break; + case XLGMAC_INT_DMA_ALL: + channel->saved_ier = dma_ch_ier & XLGMAC_DMA_INTERRUPT_MASK; + dma_ch_ier &= ~XLGMAC_DMA_INTERRUPT_MASK; + break; + default: + return -1; + } + + writel(dma_ch_ier, XLGMAC_DMA_REG(channel, DMA_CH_IER)); + + return 0; +} + +static int xlgmac_flush_tx_queues(struct xlgmac_pdata *pdata) +{ + unsigned int i, count; + u32 regval; + + for (i = 0; i < pdata->tx_q_count; i++) { + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_SET_REG_BITS(regval, MTL_Q_TQOMR_FTQ_POS, + MTL_Q_TQOMR_FTQ_LEN, 1); + writel(regval, XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + } + + /* Poll Until Poll Condition */ + for (i = 0; i < pdata->tx_q_count; i++) { + count = 2000; + regval = readl(XLGMAC_MTL_REG(pdata, i, MTL_Q_TQOMR)); + regval = XLGMAC_GET_REG_BITS(regval, MTL_Q_TQOMR_FTQ_POS, + MTL_Q_TQOMR_FTQ_LEN); + while (--count && regval) + usleep_range(500, 600); + + if (!count) + return -EBUSY; + } + + return 0; +} + +static void xlgmac_config_dma_bus(struct xlgmac_pdata *pdata) +{ + u32 regval; + + regval = readl(pdata->mac_regs + DMA_SBMR); + /* Set enhanced addressing mode */ + regval = XLGMAC_SET_REG_BITS(regval, DMA_SBMR_EAME_POS, + DMA_SBMR_EAME_LEN, 1); + /* Set the System Bus mode */ + regval = XLGMAC_SET_REG_BITS(regval, DMA_SBMR_UNDEF_POS, + DMA_SBMR_UNDEF_LEN, 1); + regval = XLGMAC_SET_REG_BITS(regval, DMA_SBMR_BLEN_256_POS, + DMA_SBMR_BLEN_256_LEN, 1); + writel(regval, pdata->mac_regs + DMA_SBMR); +} + +static int xlgmac_hw_init(struct xlgmac_pdata *pdata) +{ + struct xlgmac_desc_ops *desc_ops = &pdata->desc_ops; + int ret; + + /* Flush Tx queues */ + ret = xlgmac_flush_tx_queues(pdata); + if (ret) + return ret; + + /* Initialize DMA related features */ + xlgmac_config_dma_bus(pdata); + xlgmac_config_osp_mode(pdata); + xlgmac_config_pblx8(pdata); + xlgmac_config_tx_pbl_val(pdata); + xlgmac_config_rx_pbl_val(pdata); + xlgmac_config_rx_coalesce(pdata); + xlgmac_config_tx_coalesce(pdata); + xlgmac_config_rx_buffer_size(pdata); + xlgmac_config_tso_mode(pdata); + xlgmac_config_sph_mode(pdata); + xlgmac_config_rss(pdata); + desc_ops->tx_desc_init(pdata); + desc_ops->rx_desc_init(pdata); + xlgmac_enable_dma_interrupts(pdata); + + /* Initialize MTL related features */ + xlgmac_config_mtl_mode(pdata); + xlgmac_config_queue_mapping(pdata); + xlgmac_config_tsf_mode(pdata, pdata->tx_sf_mode); + xlgmac_config_rsf_mode(pdata, pdata->rx_sf_mode); + xlgmac_config_tx_threshold(pdata, pdata->tx_threshold); + xlgmac_config_rx_threshold(pdata, pdata->rx_threshold); + xlgmac_config_tx_fifo_size(pdata); + xlgmac_config_rx_fifo_size(pdata); + xlgmac_config_flow_control_threshold(pdata); + xlgmac_config_rx_fep_enable(pdata); + xlgmac_config_rx_fup_enable(pdata); + xlgmac_enable_mtl_interrupts(pdata); + + /* Initialize MAC related features */ + xlgmac_config_mac_address(pdata); + xlgmac_config_rx_mode(pdata); + xlgmac_config_jumbo_enable(pdata); + xlgmac_config_flow_control(pdata); + xlgmac_config_mac_speed(pdata); + xlgmac_config_checksum_offload(pdata); + xlgmac_config_vlan_support(pdata); + xlgmac_config_mmc(pdata); + xlgmac_enable_mac_interrupts(pdata); + + return 0; +} + +static int xlgmac_hw_exit(struct xlgmac_pdata *pdata) +{ + unsigned int count = 2000; + u32 regval; + + /* Issue a software reset */ + regval = readl(pdata->mac_regs + DMA_MR); + regval = XLGMAC_SET_REG_BITS(regval, DMA_MR_SWR_POS, + DMA_MR_SWR_LEN, 1); + writel(regval, pdata->mac_regs + DMA_MR); + usleep_range(10, 15); + + /* Poll Until Poll Condition */ + while (--count && + XLGMAC_GET_REG_BITS(readl(pdata->mac_regs + DMA_MR), + DMA_MR_SWR_POS, DMA_MR_SWR_LEN)) + usleep_range(500, 600); + + if (!count) + return -EBUSY; + + return 0; +} + +void xlgmac_init_hw_ops(struct xlgmac_hw_ops *hw_ops) +{ + hw_ops->init = xlgmac_hw_init; + hw_ops->exit = xlgmac_hw_exit; + + hw_ops->tx_complete = xlgmac_tx_complete; + + hw_ops->enable_tx = xlgmac_enable_tx; + hw_ops->disable_tx = xlgmac_disable_tx; + hw_ops->enable_rx = xlgmac_enable_rx; + hw_ops->disable_rx = xlgmac_disable_rx; + + hw_ops->dev_xmit = xlgmac_dev_xmit; + hw_ops->dev_read = xlgmac_dev_read; + hw_ops->enable_int = xlgmac_enable_int; + hw_ops->disable_int = xlgmac_disable_int; + + hw_ops->set_mac_address = xlgmac_set_mac_address; + hw_ops->config_rx_mode = xlgmac_config_rx_mode; + hw_ops->enable_rx_csum = xlgmac_enable_rx_csum; + hw_ops->disable_rx_csum = xlgmac_disable_rx_csum; + + /* For MII speed configuration */ + hw_ops->set_xlgmii_25000_speed = xlgmac_set_xlgmii_25000_speed; + hw_ops->set_xlgmii_40000_speed = xlgmac_set_xlgmii_40000_speed; + hw_ops->set_xlgmii_50000_speed = xlgmac_set_xlgmii_50000_speed; + hw_ops->set_xlgmii_100000_speed = xlgmac_set_xlgmii_100000_speed; + + /* For descriptor related operation */ + hw_ops->tx_desc_init = xlgmac_tx_desc_init; + hw_ops->rx_desc_init = xlgmac_rx_desc_init; + hw_ops->tx_desc_reset = xlgmac_tx_desc_reset; + hw_ops->rx_desc_reset = xlgmac_rx_desc_reset; + hw_ops->is_last_desc = xlgmac_is_last_desc; + hw_ops->is_context_desc = xlgmac_is_context_desc; + hw_ops->tx_start_xmit = xlgmac_tx_start_xmit; + + /* For Flow Control */ + hw_ops->config_tx_flow_control = xlgmac_config_tx_flow_control; + hw_ops->config_rx_flow_control = xlgmac_config_rx_flow_control; + + /* For Vlan related config */ + hw_ops->enable_rx_vlan_stripping = xlgmac_enable_rx_vlan_stripping; + hw_ops->disable_rx_vlan_stripping = xlgmac_disable_rx_vlan_stripping; + hw_ops->enable_rx_vlan_filtering = xlgmac_enable_rx_vlan_filtering; + hw_ops->disable_rx_vlan_filtering = xlgmac_disable_rx_vlan_filtering; + hw_ops->update_vlan_hash_table = xlgmac_update_vlan_hash_table; + + /* For RX coalescing */ + hw_ops->config_rx_coalesce = xlgmac_config_rx_coalesce; + hw_ops->config_tx_coalesce = xlgmac_config_tx_coalesce; + hw_ops->usec_to_riwt = xlgmac_usec_to_riwt; + hw_ops->riwt_to_usec = xlgmac_riwt_to_usec; + + /* For RX and TX threshold config */ + hw_ops->config_rx_threshold = xlgmac_config_rx_threshold; + hw_ops->config_tx_threshold = xlgmac_config_tx_threshold; + + /* For RX and TX Store and Forward Mode config */ + hw_ops->config_rsf_mode = xlgmac_config_rsf_mode; + hw_ops->config_tsf_mode = xlgmac_config_tsf_mode; + + /* For TX DMA Operating on Second Frame config */ + hw_ops->config_osp_mode = xlgmac_config_osp_mode; + + /* For RX and TX PBL config */ + hw_ops->config_rx_pbl_val = xlgmac_config_rx_pbl_val; + hw_ops->get_rx_pbl_val = xlgmac_get_rx_pbl_val; + hw_ops->config_tx_pbl_val = xlgmac_config_tx_pbl_val; + hw_ops->get_tx_pbl_val = xlgmac_get_tx_pbl_val; + hw_ops->config_pblx8 = xlgmac_config_pblx8; + + /* For MMC statistics support */ + hw_ops->tx_mmc_int = xlgmac_tx_mmc_int; + hw_ops->rx_mmc_int = xlgmac_rx_mmc_int; + hw_ops->read_mmc_stats = xlgmac_read_mmc_stats; + + /* For Receive Side Scaling */ + hw_ops->enable_rss = xlgmac_enable_rss; + hw_ops->disable_rss = xlgmac_disable_rss; + hw_ops->set_rss_hash_key = xlgmac_set_rss_hash_key; + hw_ops->set_rss_lookup_table = xlgmac_set_rss_lookup_table; +} diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-net.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-net.c new file mode 100644 index 000000000000..3b91257683bc --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-net.c @@ -0,0 +1,1350 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include <linux/netdevice.h> +#include <linux/tcp.h> + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +static int xlgmac_one_poll(struct napi_struct *, int); +static int xlgmac_all_poll(struct napi_struct *, int); + +static inline unsigned int xlgmac_tx_avail_desc(struct xlgmac_ring *ring) +{ + return (ring->dma_desc_count - (ring->cur - ring->dirty)); +} + +static inline unsigned int xlgmac_rx_dirty_desc(struct xlgmac_ring *ring) +{ + return (ring->cur - ring->dirty); +} + +static int xlgmac_maybe_stop_tx_queue( + struct xlgmac_channel *channel, + struct xlgmac_ring *ring, + unsigned int count) +{ + struct xlgmac_pdata *pdata = channel->pdata; + + if (count > xlgmac_tx_avail_desc(ring)) { + netif_info(pdata, drv, pdata->netdev, + "Tx queue stopped, not enough descriptors available\n"); + netif_stop_subqueue(pdata->netdev, channel->queue_index); + ring->tx.queue_stopped = 1; + + /* If we haven't notified the hardware because of xmit_more + * support, tell it now + */ + if (ring->tx.xmit_more) + pdata->hw_ops.tx_start_xmit(channel, ring); + + return NETDEV_TX_BUSY; + } + + return 0; +} + +static void xlgmac_prep_vlan(struct sk_buff *skb, + struct xlgmac_pkt_info *pkt_info) +{ + if (skb_vlan_tag_present(skb)) + pkt_info->vlan_ctag = skb_vlan_tag_get(skb); +} + +static int xlgmac_prep_tso(struct sk_buff *skb, + struct xlgmac_pkt_info *pkt_info) +{ + int ret; + + if (!XLGMAC_GET_REG_BITS(pkt_info->attributes, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_POS, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_LEN)) + return 0; + + ret = skb_cow_head(skb, 0); + if (ret) + return ret; + + pkt_info->header_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + pkt_info->tcp_header_len = tcp_hdrlen(skb); + pkt_info->tcp_payload_len = skb->len - pkt_info->header_len; + pkt_info->mss = skb_shinfo(skb)->gso_size; + + XLGMAC_PR("header_len=%u\n", pkt_info->header_len); + XLGMAC_PR("tcp_header_len=%u, tcp_payload_len=%u\n", + pkt_info->tcp_header_len, pkt_info->tcp_payload_len); + XLGMAC_PR("mss=%u\n", pkt_info->mss); + + /* Update the number of packets that will ultimately be transmitted + * along with the extra bytes for each extra packet + */ + pkt_info->tx_packets = skb_shinfo(skb)->gso_segs; + pkt_info->tx_bytes += (pkt_info->tx_packets - 1) * pkt_info->header_len; + + return 0; +} + +static int xlgmac_is_tso(struct sk_buff *skb) +{ + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + + if (!skb_is_gso(skb)) + return 0; + + return 1; +} + +static void xlgmac_prep_tx_pkt(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + struct sk_buff *skb, + struct xlgmac_pkt_info *pkt_info) +{ + struct skb_frag_struct *frag; + unsigned int context_desc; + unsigned int len; + unsigned int i; + + pkt_info->skb = skb; + + context_desc = 0; + pkt_info->desc_count = 0; + + pkt_info->tx_packets = 1; + pkt_info->tx_bytes = skb->len; + + if (xlgmac_is_tso(skb)) { + /* TSO requires an extra descriptor if mss is different */ + if (skb_shinfo(skb)->gso_size != ring->tx.cur_mss) { + context_desc = 1; + pkt_info->desc_count++; + } + + /* TSO requires an extra descriptor for TSO header */ + pkt_info->desc_count++; + + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_POS, + TX_PACKET_ATTRIBUTES_TSO_ENABLE_LEN, + 1); + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_POS, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_LEN, + 1); + } else if (skb->ip_summed == CHECKSUM_PARTIAL) + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_POS, + TX_PACKET_ATTRIBUTES_CSUM_ENABLE_LEN, + 1); + + if (skb_vlan_tag_present(skb)) { + /* VLAN requires an extra descriptor if tag is different */ + if (skb_vlan_tag_get(skb) != ring->tx.cur_vlan_ctag) + /* We can share with the TSO context descriptor */ + if (!context_desc) { + context_desc = 1; + pkt_info->desc_count++; + } + + pkt_info->attributes = XLGMAC_SET_REG_BITS( + pkt_info->attributes, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_POS, + TX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN, + 1); + } + + for (len = skb_headlen(skb); len;) { + pkt_info->desc_count++; + len -= min_t(unsigned int, len, XLGMAC_TX_MAX_BUF_SIZE); + } + + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + frag = &skb_shinfo(skb)->frags[i]; + for (len = skb_frag_size(frag); len; ) { + pkt_info->desc_count++; + len -= min_t(unsigned int, len, XLGMAC_TX_MAX_BUF_SIZE); + } + } +} + +static int xlgmac_calc_rx_buf_size(struct net_device *netdev, unsigned int mtu) +{ + unsigned int rx_buf_size; + + if (mtu > XLGMAC_JUMBO_PACKET_MTU) { + netdev_alert(netdev, "MTU exceeds maximum supported value\n"); + return -EINVAL; + } + + rx_buf_size = mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + rx_buf_size = clamp_val(rx_buf_size, XLGMAC_RX_MIN_BUF_SIZE, PAGE_SIZE); + + rx_buf_size = (rx_buf_size + XLGMAC_RX_BUF_ALIGN - 1) & + ~(XLGMAC_RX_BUF_ALIGN - 1); + + return rx_buf_size; +} + +static void xlgmac_enable_rx_tx_ints(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct xlgmac_channel *channel; + enum xlgmac_int int_id; + unsigned int i; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (channel->tx_ring && channel->rx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_TI_RI; + else if (channel->tx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_TI; + else if (channel->rx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_RI; + else + continue; + + hw_ops->enable_int(channel, int_id); + } +} + +static void xlgmac_disable_rx_tx_ints(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct xlgmac_channel *channel; + enum xlgmac_int int_id; + unsigned int i; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (channel->tx_ring && channel->rx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_TI_RI; + else if (channel->tx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_TI; + else if (channel->rx_ring) + int_id = XLGMAC_INT_DMA_CH_SR_RI; + else + continue; + + hw_ops->disable_int(channel, int_id); + } +} + +static irqreturn_t xlgmac_isr(int irq, void *data) +{ + unsigned int dma_isr, dma_ch_isr, mac_isr; + struct xlgmac_pdata *pdata = data; + struct xlgmac_channel *channel; + struct xlgmac_hw_ops *hw_ops; + unsigned int i, ti, ri; + + hw_ops = &pdata->hw_ops; + + /* The DMA interrupt status register also reports MAC and MTL + * interrupts. So for polling mode, we just need to check for + * this register to be non-zero + */ + dma_isr = readl(pdata->mac_regs + DMA_ISR); + if (!dma_isr) + return IRQ_HANDLED; + + netif_dbg(pdata, intr, pdata->netdev, "DMA_ISR=%#010x\n", dma_isr); + + for (i = 0; i < pdata->channel_count; i++) { + if (!(dma_isr & (1 << i))) + continue; + + channel = pdata->channel_head + i; + + dma_ch_isr = readl(XLGMAC_DMA_REG(channel, DMA_CH_SR)); + netif_dbg(pdata, intr, pdata->netdev, "DMA_CH%u_ISR=%#010x\n", + i, dma_ch_isr); + + /* The TI or RI interrupt bits may still be set even if using + * per channel DMA interrupts. Check to be sure those are not + * enabled before using the private data napi structure. + */ + ti = XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_TI_POS, + DMA_CH_SR_TI_LEN); + ri = XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_RI_POS, + DMA_CH_SR_RI_LEN); + if (!pdata->per_channel_irq && (ti || ri)) { + if (napi_schedule_prep(&pdata->napi)) { + /* Disable Tx and Rx interrupts */ + xlgmac_disable_rx_tx_ints(pdata); + + pdata->stats.napi_poll_isr++; + /* Turn on polling */ + __napi_schedule_irqoff(&pdata->napi); + } + } + + if (XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_TPS_POS, + DMA_CH_SR_TPS_LEN)) + pdata->stats.tx_process_stopped++; + + if (XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_RPS_POS, + DMA_CH_SR_RPS_LEN)) + pdata->stats.rx_process_stopped++; + + if (XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_TBU_POS, + DMA_CH_SR_TBU_LEN)) + pdata->stats.tx_buffer_unavailable++; + + if (XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_RBU_POS, + DMA_CH_SR_RBU_LEN)) + pdata->stats.rx_buffer_unavailable++; + + /* Restart the device on a Fatal Bus Error */ + if (XLGMAC_GET_REG_BITS(dma_ch_isr, DMA_CH_SR_FBE_POS, + DMA_CH_SR_FBE_LEN)) { + pdata->stats.fatal_bus_error++; + schedule_work(&pdata->restart_work); + } + + /* Clear all interrupt signals */ + writel(dma_ch_isr, XLGMAC_DMA_REG(channel, DMA_CH_SR)); + } + + if (XLGMAC_GET_REG_BITS(dma_isr, DMA_ISR_MACIS_POS, + DMA_ISR_MACIS_LEN)) { + mac_isr = readl(pdata->mac_regs + MAC_ISR); + + if (XLGMAC_GET_REG_BITS(mac_isr, MAC_ISR_MMCTXIS_POS, + MAC_ISR_MMCTXIS_LEN)) + hw_ops->tx_mmc_int(pdata); + + if (XLGMAC_GET_REG_BITS(mac_isr, MAC_ISR_MMCRXIS_POS, + MAC_ISR_MMCRXIS_LEN)) + hw_ops->rx_mmc_int(pdata); + } + + return IRQ_HANDLED; +} + +static irqreturn_t xlgmac_dma_isr(int irq, void *data) +{ + struct xlgmac_channel *channel = data; + + /* Per channel DMA interrupts are enabled, so we use the per + * channel napi structure and not the private data napi structure + */ + if (napi_schedule_prep(&channel->napi)) { + /* Disable Tx and Rx interrupts */ + disable_irq_nosync(channel->dma_irq); + + /* Turn on polling */ + __napi_schedule_irqoff(&channel->napi); + } + + return IRQ_HANDLED; +} + +static void xlgmac_tx_timer(unsigned long data) +{ + struct xlgmac_channel *channel = (struct xlgmac_channel *)data; + struct xlgmac_pdata *pdata = channel->pdata; + struct napi_struct *napi; + + napi = (pdata->per_channel_irq) ? &channel->napi : &pdata->napi; + + if (napi_schedule_prep(napi)) { + /* Disable Tx and Rx interrupts */ + if (pdata->per_channel_irq) + disable_irq_nosync(channel->dma_irq); + else + xlgmac_disable_rx_tx_ints(pdata); + + pdata->stats.napi_poll_txtimer++; + /* Turn on polling */ + __napi_schedule(napi); + } + + channel->tx_timer_active = 0; +} + +static void xlgmac_init_timers(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + setup_timer(&channel->tx_timer, xlgmac_tx_timer, + (unsigned long)channel); + } +} + +static void xlgmac_stop_timers(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + break; + + del_timer_sync(&channel->tx_timer); + } +} + +static void xlgmac_napi_enable(struct xlgmac_pdata *pdata, unsigned int add) +{ + struct xlgmac_channel *channel; + unsigned int i; + + if (pdata->per_channel_irq) { + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (add) + netif_napi_add(pdata->netdev, &channel->napi, + xlgmac_one_poll, + NAPI_POLL_WEIGHT); + + napi_enable(&channel->napi); + } + } else { + if (add) + netif_napi_add(pdata->netdev, &pdata->napi, + xlgmac_all_poll, NAPI_POLL_WEIGHT); + + napi_enable(&pdata->napi); + } +} + +static void xlgmac_napi_disable(struct xlgmac_pdata *pdata, unsigned int del) +{ + struct xlgmac_channel *channel; + unsigned int i; + + if (pdata->per_channel_irq) { + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + napi_disable(&channel->napi); + + if (del) + netif_napi_del(&channel->napi); + } + } else { + napi_disable(&pdata->napi); + + if (del) + netif_napi_del(&pdata->napi); + } +} + +static int xlgmac_request_irqs(struct xlgmac_pdata *pdata) +{ + struct net_device *netdev = pdata->netdev; + struct xlgmac_channel *channel; + unsigned int i; + int ret; + + ret = devm_request_irq(pdata->dev, pdata->dev_irq, xlgmac_isr, + IRQF_SHARED, netdev->name, pdata); + if (ret) { + netdev_alert(netdev, "error requesting irq %d\n", + pdata->dev_irq); + return ret; + } + + if (!pdata->per_channel_irq) + return 0; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + snprintf(channel->dma_irq_name, + sizeof(channel->dma_irq_name) - 1, + "%s-TxRx-%u", netdev_name(netdev), + channel->queue_index); + + ret = devm_request_irq(pdata->dev, channel->dma_irq, + xlgmac_dma_isr, 0, + channel->dma_irq_name, channel); + if (ret) { + netdev_alert(netdev, "error requesting irq %d\n", + channel->dma_irq); + goto err_irq; + } + } + + return 0; + +err_irq: + /* Using an unsigned int, 'i' will go to UINT_MAX and exit */ + for (i--, channel--; i < pdata->channel_count; i--, channel--) + devm_free_irq(pdata->dev, channel->dma_irq, channel); + + devm_free_irq(pdata->dev, pdata->dev_irq, pdata); + + return ret; +} + +static void xlgmac_free_irqs(struct xlgmac_pdata *pdata) +{ + struct xlgmac_channel *channel; + unsigned int i; + + devm_free_irq(pdata->dev, pdata->dev_irq, pdata); + + if (!pdata->per_channel_irq) + return; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) + devm_free_irq(pdata->dev, channel->dma_irq, channel); +} + +static void xlgmac_free_tx_data(struct xlgmac_pdata *pdata) +{ + struct xlgmac_desc_ops *desc_ops = &pdata->desc_ops; + struct xlgmac_desc_data *desc_data; + struct xlgmac_channel *channel; + struct xlgmac_ring *ring; + unsigned int i, j; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + ring = channel->tx_ring; + if (!ring) + break; + + for (j = 0; j < ring->dma_desc_count; j++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, j); + desc_ops->unmap_desc_data(pdata, desc_data); + } + } +} + +static void xlgmac_free_rx_data(struct xlgmac_pdata *pdata) +{ + struct xlgmac_desc_ops *desc_ops = &pdata->desc_ops; + struct xlgmac_desc_data *desc_data; + struct xlgmac_channel *channel; + struct xlgmac_ring *ring; + unsigned int i, j; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + ring = channel->rx_ring; + if (!ring) + break; + + for (j = 0; j < ring->dma_desc_count; j++) { + desc_data = XLGMAC_GET_DESC_DATA(ring, j); + desc_ops->unmap_desc_data(pdata, desc_data); + } + } +} + +static int xlgmac_start(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct net_device *netdev = pdata->netdev; + int ret; + + hw_ops->init(pdata); + xlgmac_napi_enable(pdata, 1); + + ret = xlgmac_request_irqs(pdata); + if (ret) + goto err_napi; + + hw_ops->enable_tx(pdata); + hw_ops->enable_rx(pdata); + netif_tx_start_all_queues(netdev); + + return 0; + +err_napi: + xlgmac_napi_disable(pdata, 1); + hw_ops->exit(pdata); + + return ret; +} + +static void xlgmac_stop(struct xlgmac_pdata *pdata) +{ + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct net_device *netdev = pdata->netdev; + struct xlgmac_channel *channel; + struct netdev_queue *txq; + unsigned int i; + + netif_tx_stop_all_queues(netdev); + xlgmac_stop_timers(pdata); + hw_ops->disable_tx(pdata); + hw_ops->disable_rx(pdata); + xlgmac_free_irqs(pdata); + xlgmac_napi_disable(pdata, 1); + hw_ops->exit(pdata); + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + if (!channel->tx_ring) + continue; + + txq = netdev_get_tx_queue(netdev, channel->queue_index); + netdev_tx_reset_queue(txq); + } +} + +static void xlgmac_restart_dev(struct xlgmac_pdata *pdata) +{ + /* If not running, "restart" will happen on open */ + if (!netif_running(pdata->netdev)) + return; + + xlgmac_stop(pdata); + + xlgmac_free_tx_data(pdata); + xlgmac_free_rx_data(pdata); + + xlgmac_start(pdata); +} + +static void xlgmac_restart(struct work_struct *work) +{ + struct xlgmac_pdata *pdata = container_of(work, + struct xlgmac_pdata, + restart_work); + + rtnl_lock(); + + xlgmac_restart_dev(pdata); + + rtnl_unlock(); +} + +static int xlgmac_open(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_desc_ops *desc_ops; + int ret; + + desc_ops = &pdata->desc_ops; + + /* TODO: Initialize the phy */ + + /* Calculate the Rx buffer size before allocating rings */ + ret = xlgmac_calc_rx_buf_size(netdev, netdev->mtu); + if (ret < 0) + return ret; + pdata->rx_buf_size = ret; + + /* Allocate the channels and rings */ + ret = desc_ops->alloc_channles_and_rings(pdata); + if (ret) + return ret; + + INIT_WORK(&pdata->restart_work, xlgmac_restart); + xlgmac_init_timers(pdata); + + ret = xlgmac_start(pdata); + if (ret) + goto err_channels_and_rings; + + return 0; + +err_channels_and_rings: + desc_ops->free_channels_and_rings(pdata); + + return ret; +} + +static int xlgmac_close(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_desc_ops *desc_ops; + + desc_ops = &pdata->desc_ops; + + /* Stop the device */ + xlgmac_stop(pdata); + + /* Free the channels and rings */ + desc_ops->free_channels_and_rings(pdata); + + return 0; +} + +static void xlgmac_tx_timeout(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + + netdev_warn(netdev, "tx timeout, device restarting\n"); + schedule_work(&pdata->restart_work); +} + +static int xlgmac_xmit(struct sk_buff *skb, struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_pkt_info *tx_pkt_info; + struct xlgmac_desc_ops *desc_ops; + struct xlgmac_channel *channel; + struct xlgmac_hw_ops *hw_ops; + struct netdev_queue *txq; + struct xlgmac_ring *ring; + int ret; + + desc_ops = &pdata->desc_ops; + hw_ops = &pdata->hw_ops; + + XLGMAC_PR("skb->len = %d\n", skb->len); + + channel = pdata->channel_head + skb->queue_mapping; + txq = netdev_get_tx_queue(netdev, channel->queue_index); + ring = channel->tx_ring; + tx_pkt_info = &ring->pkt_info; + + if (skb->len == 0) { + netif_err(pdata, tx_err, netdev, + "empty skb received from stack\n"); + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + + /* Prepare preliminary packet info for TX */ + memset(tx_pkt_info, 0, sizeof(*tx_pkt_info)); + xlgmac_prep_tx_pkt(pdata, ring, skb, tx_pkt_info); + + /* Check that there are enough descriptors available */ + ret = xlgmac_maybe_stop_tx_queue(channel, ring, + tx_pkt_info->desc_count); + if (ret) + return ret; + + ret = xlgmac_prep_tso(skb, tx_pkt_info); + if (ret) { + netif_err(pdata, tx_err, netdev, + "error processing TSO packet\n"); + dev_kfree_skb_any(skb); + return ret; + } + xlgmac_prep_vlan(skb, tx_pkt_info); + + if (!desc_ops->map_tx_skb(channel, skb)) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + + /* Report on the actual number of bytes (to be) sent */ + netdev_tx_sent_queue(txq, tx_pkt_info->tx_bytes); + + /* Configure required descriptor fields for transmission */ + hw_ops->dev_xmit(channel); + + if (netif_msg_pktdata(pdata)) + xlgmac_print_pkt(netdev, skb, true); + + /* Stop the queue in advance if there may not be enough descriptors */ + xlgmac_maybe_stop_tx_queue(channel, ring, XLGMAC_TX_MAX_DESC_NR); + + return NETDEV_TX_OK; +} + +static void xlgmac_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *s) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_stats *pstats = &pdata->stats; + + pdata->hw_ops.read_mmc_stats(pdata); + + s->rx_packets = pstats->rxframecount_gb; + s->rx_bytes = pstats->rxoctetcount_gb; + s->rx_errors = pstats->rxframecount_gb - + pstats->rxbroadcastframes_g - + pstats->rxmulticastframes_g - + pstats->rxunicastframes_g; + s->multicast = pstats->rxmulticastframes_g; + s->rx_length_errors = pstats->rxlengtherror; + s->rx_crc_errors = pstats->rxcrcerror; + s->rx_fifo_errors = pstats->rxfifooverflow; + + s->tx_packets = pstats->txframecount_gb; + s->tx_bytes = pstats->txoctetcount_gb; + s->tx_errors = pstats->txframecount_gb - pstats->txframecount_g; + s->tx_dropped = netdev->stats.tx_dropped; +} + +static int xlgmac_set_mac_address(struct net_device *netdev, void *addr) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + struct sockaddr *saddr = addr; + + if (!is_valid_ether_addr(saddr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(netdev->dev_addr, saddr->sa_data, netdev->addr_len); + + hw_ops->set_mac_address(pdata, netdev->dev_addr); + + return 0; +} + +static int xlgmac_ioctl(struct net_device *netdev, + struct ifreq *ifreq, int cmd) +{ + if (!netif_running(netdev)) + return -ENODEV; + + return 0; +} + +static int xlgmac_change_mtu(struct net_device *netdev, int mtu) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + int ret; + + ret = xlgmac_calc_rx_buf_size(netdev, mtu); + if (ret < 0) + return ret; + + pdata->rx_buf_size = ret; + netdev->mtu = mtu; + + xlgmac_restart_dev(pdata); + + return 0; +} + +static int xlgmac_vlan_rx_add_vid(struct net_device *netdev, + __be16 proto, + u16 vid) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + + set_bit(vid, pdata->active_vlans); + hw_ops->update_vlan_hash_table(pdata); + + return 0; +} + +static int xlgmac_vlan_rx_kill_vid(struct net_device *netdev, + __be16 proto, + u16 vid) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + + clear_bit(vid, pdata->active_vlans); + hw_ops->update_vlan_hash_table(pdata); + + return 0; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER +static void xlgmac_poll_controller(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_channel *channel; + unsigned int i; + + if (pdata->per_channel_irq) { + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) + xlgmac_dma_isr(channel->dma_irq, channel); + } else { + disable_irq(pdata->dev_irq); + xlgmac_isr(pdata->dev_irq, pdata); + enable_irq(pdata->dev_irq); + } +} +#endif /* CONFIG_NET_POLL_CONTROLLER */ + +static int xlgmac_set_features(struct net_device *netdev, + netdev_features_t features) +{ + netdev_features_t rxhash, rxcsum, rxvlan, rxvlan_filter; + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + int ret = 0; + + rxhash = pdata->netdev_features & NETIF_F_RXHASH; + rxcsum = pdata->netdev_features & NETIF_F_RXCSUM; + rxvlan = pdata->netdev_features & NETIF_F_HW_VLAN_CTAG_RX; + rxvlan_filter = pdata->netdev_features & NETIF_F_HW_VLAN_CTAG_FILTER; + + if ((features & NETIF_F_RXHASH) && !rxhash) + ret = hw_ops->enable_rss(pdata); + else if (!(features & NETIF_F_RXHASH) && rxhash) + ret = hw_ops->disable_rss(pdata); + if (ret) + return ret; + + if ((features & NETIF_F_RXCSUM) && !rxcsum) + hw_ops->enable_rx_csum(pdata); + else if (!(features & NETIF_F_RXCSUM) && rxcsum) + hw_ops->disable_rx_csum(pdata); + + if ((features & NETIF_F_HW_VLAN_CTAG_RX) && !rxvlan) + hw_ops->enable_rx_vlan_stripping(pdata); + else if (!(features & NETIF_F_HW_VLAN_CTAG_RX) && rxvlan) + hw_ops->disable_rx_vlan_stripping(pdata); + + if ((features & NETIF_F_HW_VLAN_CTAG_FILTER) && !rxvlan_filter) + hw_ops->enable_rx_vlan_filtering(pdata); + else if (!(features & NETIF_F_HW_VLAN_CTAG_FILTER) && rxvlan_filter) + hw_ops->disable_rx_vlan_filtering(pdata); + + pdata->netdev_features = features; + + return 0; +} + +static void xlgmac_set_rx_mode(struct net_device *netdev) +{ + struct xlgmac_pdata *pdata = netdev_priv(netdev); + struct xlgmac_hw_ops *hw_ops = &pdata->hw_ops; + + hw_ops->config_rx_mode(pdata); +} + +static const struct net_device_ops xlgmac_netdev_ops = { + .ndo_open = xlgmac_open, + .ndo_stop = xlgmac_close, + .ndo_start_xmit = xlgmac_xmit, + .ndo_tx_timeout = xlgmac_tx_timeout, + .ndo_get_stats64 = xlgmac_get_stats64, + .ndo_change_mtu = xlgmac_change_mtu, + .ndo_set_mac_address = xlgmac_set_mac_address, + .ndo_validate_addr = eth_validate_addr, + .ndo_do_ioctl = xlgmac_ioctl, + .ndo_vlan_rx_add_vid = xlgmac_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = xlgmac_vlan_rx_kill_vid, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = xlgmac_poll_controller, +#endif + .ndo_set_features = xlgmac_set_features, + .ndo_set_rx_mode = xlgmac_set_rx_mode, +}; + +const struct net_device_ops *xlgmac_get_netdev_ops(void) +{ + return &xlgmac_netdev_ops; +} + +static void xlgmac_rx_refresh(struct xlgmac_channel *channel) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->rx_ring; + struct xlgmac_desc_data *desc_data; + struct xlgmac_desc_ops *desc_ops; + struct xlgmac_hw_ops *hw_ops; + + desc_ops = &pdata->desc_ops; + hw_ops = &pdata->hw_ops; + + while (ring->dirty != ring->cur) { + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->dirty); + + /* Reset desc_data values */ + desc_ops->unmap_desc_data(pdata, desc_data); + + if (desc_ops->map_rx_buffer(pdata, ring, desc_data)) + break; + + hw_ops->rx_desc_reset(pdata, desc_data, ring->dirty); + + ring->dirty++; + } + + /* Make sure everything is written before the register write */ + wmb(); + + /* Update the Rx Tail Pointer Register with address of + * the last cleaned entry + */ + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->dirty - 1); + writel(lower_32_bits(desc_data->dma_desc_addr), + XLGMAC_DMA_REG(channel, DMA_CH_RDTR_LO)); +} + +static struct sk_buff *xlgmac_create_skb(struct xlgmac_pdata *pdata, + struct napi_struct *napi, + struct xlgmac_desc_data *desc_data, + unsigned int len) +{ + unsigned int copy_len; + struct sk_buff *skb; + u8 *packet; + + skb = napi_alloc_skb(napi, desc_data->rx.hdr.dma_len); + if (!skb) + return NULL; + + /* Start with the header buffer which may contain just the header + * or the header plus data + */ + dma_sync_single_range_for_cpu(pdata->dev, desc_data->rx.hdr.dma_base, + desc_data->rx.hdr.dma_off, + desc_data->rx.hdr.dma_len, + DMA_FROM_DEVICE); + + packet = page_address(desc_data->rx.hdr.pa.pages) + + desc_data->rx.hdr.pa.pages_offset; + copy_len = (desc_data->rx.hdr_len) ? desc_data->rx.hdr_len : len; + copy_len = min(desc_data->rx.hdr.dma_len, copy_len); + skb_copy_to_linear_data(skb, packet, copy_len); + skb_put(skb, copy_len); + + len -= copy_len; + if (len) { + /* Add the remaining data as a frag */ + dma_sync_single_range_for_cpu(pdata->dev, + desc_data->rx.buf.dma_base, + desc_data->rx.buf.dma_off, + desc_data->rx.buf.dma_len, + DMA_FROM_DEVICE); + + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, + desc_data->rx.buf.pa.pages, + desc_data->rx.buf.pa.pages_offset, + len, desc_data->rx.buf.dma_len); + desc_data->rx.buf.pa.pages = NULL; + } + + return skb; +} + +static int xlgmac_tx_poll(struct xlgmac_channel *channel) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->tx_ring; + struct net_device *netdev = pdata->netdev; + unsigned int tx_packets = 0, tx_bytes = 0; + struct xlgmac_desc_data *desc_data; + struct xlgmac_dma_desc *dma_desc; + struct xlgmac_desc_ops *desc_ops; + struct xlgmac_hw_ops *hw_ops; + struct netdev_queue *txq; + int processed = 0; + unsigned int cur; + + desc_ops = &pdata->desc_ops; + hw_ops = &pdata->hw_ops; + + /* Nothing to do if there isn't a Tx ring for this channel */ + if (!ring) + return 0; + + cur = ring->cur; + + /* Be sure we get ring->cur before accessing descriptor data */ + smp_rmb(); + + txq = netdev_get_tx_queue(netdev, channel->queue_index); + + while ((processed < XLGMAC_TX_DESC_MAX_PROC) && + (ring->dirty != cur)) { + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->dirty); + dma_desc = desc_data->dma_desc; + + if (!hw_ops->tx_complete(dma_desc)) + break; + + /* Make sure descriptor fields are read after reading + * the OWN bit + */ + dma_rmb(); + + if (netif_msg_tx_done(pdata)) + xlgmac_dump_tx_desc(pdata, ring, ring->dirty, 1, 0); + + if (hw_ops->is_last_desc(dma_desc)) { + tx_packets += desc_data->tx.packets; + tx_bytes += desc_data->tx.bytes; + } + + /* Free the SKB and reset the descriptor for re-use */ + desc_ops->unmap_desc_data(pdata, desc_data); + hw_ops->tx_desc_reset(desc_data); + + processed++; + ring->dirty++; + } + + if (!processed) + return 0; + + netdev_tx_completed_queue(txq, tx_packets, tx_bytes); + + if ((ring->tx.queue_stopped == 1) && + (xlgmac_tx_avail_desc(ring) > XLGMAC_TX_DESC_MIN_FREE)) { + ring->tx.queue_stopped = 0; + netif_tx_wake_queue(txq); + } + + XLGMAC_PR("processed=%d\n", processed); + + return processed; +} + +static int xlgmac_rx_poll(struct xlgmac_channel *channel, int budget) +{ + struct xlgmac_pdata *pdata = channel->pdata; + struct xlgmac_ring *ring = channel->rx_ring; + struct net_device *netdev = pdata->netdev; + unsigned int len, dma_desc_len, max_len; + unsigned int context_next, context; + struct xlgmac_desc_data *desc_data; + struct xlgmac_pkt_info *pkt_info; + unsigned int incomplete, error; + struct xlgmac_hw_ops *hw_ops; + unsigned int received = 0; + struct napi_struct *napi; + struct sk_buff *skb; + int packet_count = 0; + + hw_ops = &pdata->hw_ops; + + /* Nothing to do if there isn't a Rx ring for this channel */ + if (!ring) + return 0; + + incomplete = 0; + context_next = 0; + + napi = (pdata->per_channel_irq) ? &channel->napi : &pdata->napi; + + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->cur); + pkt_info = &ring->pkt_info; + while (packet_count < budget) { + /* First time in loop see if we need to restore state */ + if (!received && desc_data->state_saved) { + skb = desc_data->state.skb; + error = desc_data->state.error; + len = desc_data->state.len; + } else { + memset(pkt_info, 0, sizeof(*pkt_info)); + skb = NULL; + error = 0; + len = 0; + } + +read_again: + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->cur); + + if (xlgmac_rx_dirty_desc(ring) > XLGMAC_RX_DESC_MAX_DIRTY) + xlgmac_rx_refresh(channel); + + if (hw_ops->dev_read(channel)) + break; + + received++; + ring->cur++; + + incomplete = XLGMAC_GET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_INCOMPLETE_POS, + RX_PACKET_ATTRIBUTES_INCOMPLETE_LEN); + context_next = XLGMAC_GET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_LEN); + context = XLGMAC_GET_REG_BITS( + pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CONTEXT_POS, + RX_PACKET_ATTRIBUTES_CONTEXT_LEN); + + /* Earlier error, just drain the remaining data */ + if ((incomplete || context_next) && error) + goto read_again; + + if (error || pkt_info->errors) { + if (pkt_info->errors) + netif_err(pdata, rx_err, netdev, + "error in received packet\n"); + dev_kfree_skb(skb); + goto next_packet; + } + + if (!context) { + /* Length is cumulative, get this descriptor's length */ + dma_desc_len = desc_data->rx.len - len; + len += dma_desc_len; + + if (dma_desc_len && !skb) { + skb = xlgmac_create_skb(pdata, napi, desc_data, + dma_desc_len); + if (!skb) + error = 1; + } else if (dma_desc_len) { + dma_sync_single_range_for_cpu( + pdata->dev, + desc_data->rx.buf.dma_base, + desc_data->rx.buf.dma_off, + desc_data->rx.buf.dma_len, + DMA_FROM_DEVICE); + + skb_add_rx_frag( + skb, skb_shinfo(skb)->nr_frags, + desc_data->rx.buf.pa.pages, + desc_data->rx.buf.pa.pages_offset, + dma_desc_len, + desc_data->rx.buf.dma_len); + desc_data->rx.buf.pa.pages = NULL; + } + } + + if (incomplete || context_next) + goto read_again; + + if (!skb) + goto next_packet; + + /* Be sure we don't exceed the configured MTU */ + max_len = netdev->mtu + ETH_HLEN; + if (!(netdev->features & NETIF_F_HW_VLAN_CTAG_RX) && + (skb->protocol == htons(ETH_P_8021Q))) + max_len += VLAN_HLEN; + + if (skb->len > max_len) { + netif_err(pdata, rx_err, netdev, + "packet length exceeds configured MTU\n"); + dev_kfree_skb(skb); + goto next_packet; + } + + if (netif_msg_pktdata(pdata)) + xlgmac_print_pkt(netdev, skb, false); + + skb_checksum_none_assert(skb); + if (XLGMAC_GET_REG_BITS(pkt_info->attributes, + RX_PACKET_ATTRIBUTES_CSUM_DONE_POS, + RX_PACKET_ATTRIBUTES_CSUM_DONE_LEN)) + skb->ip_summed = CHECKSUM_UNNECESSARY; + + if (XLGMAC_GET_REG_BITS(pkt_info->attributes, + RX_PACKET_ATTRIBUTES_VLAN_CTAG_POS, + RX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN)) { + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), + pkt_info->vlan_ctag); + pdata->stats.rx_vlan_packets++; + } + + if (XLGMAC_GET_REG_BITS(pkt_info->attributes, + RX_PACKET_ATTRIBUTES_RSS_HASH_POS, + RX_PACKET_ATTRIBUTES_RSS_HASH_LEN)) + skb_set_hash(skb, pkt_info->rss_hash, + pkt_info->rss_hash_type); + + skb->dev = netdev; + skb->protocol = eth_type_trans(skb, netdev); + skb_record_rx_queue(skb, channel->queue_index); + + napi_gro_receive(napi, skb); + +next_packet: + packet_count++; + } + + /* Check if we need to save state before leaving */ + if (received && (incomplete || context_next)) { + desc_data = XLGMAC_GET_DESC_DATA(ring, ring->cur); + desc_data->state_saved = 1; + desc_data->state.skb = skb; + desc_data->state.len = len; + desc_data->state.error = error; + } + + XLGMAC_PR("packet_count = %d\n", packet_count); + + return packet_count; +} + +static int xlgmac_one_poll(struct napi_struct *napi, int budget) +{ + struct xlgmac_channel *channel = container_of(napi, + struct xlgmac_channel, + napi); + int processed = 0; + + XLGMAC_PR("budget=%d\n", budget); + + /* Cleanup Tx ring first */ + xlgmac_tx_poll(channel); + + /* Process Rx ring next */ + processed = xlgmac_rx_poll(channel, budget); + + /* If we processed everything, we are done */ + if (processed < budget) { + /* Turn off polling */ + napi_complete_done(napi, processed); + + /* Enable Tx and Rx interrupts */ + enable_irq(channel->dma_irq); + } + + XLGMAC_PR("received = %d\n", processed); + + return processed; +} + +static int xlgmac_all_poll(struct napi_struct *napi, int budget) +{ + struct xlgmac_pdata *pdata = container_of(napi, + struct xlgmac_pdata, + napi); + struct xlgmac_channel *channel; + int processed, last_processed; + int ring_budget; + unsigned int i; + + XLGMAC_PR("budget=%d\n", budget); + + processed = 0; + ring_budget = budget / pdata->rx_ring_count; + do { + last_processed = processed; + + channel = pdata->channel_head; + for (i = 0; i < pdata->channel_count; i++, channel++) { + /* Cleanup Tx ring first */ + xlgmac_tx_poll(channel); + + /* Process Rx ring next */ + if (ring_budget > (budget - processed)) + ring_budget = budget - processed; + processed += xlgmac_rx_poll(channel, ring_budget); + } + } while ((processed < budget) && (processed != last_processed)); + + /* If we processed everything, we are done */ + if (processed < budget) { + /* Turn off polling */ + napi_complete_done(napi, processed); + + /* Enable Tx and Rx interrupts */ + xlgmac_enable_rx_tx_ints(pdata); + } + + XLGMAC_PR("received = %d\n", processed); + + return processed; +} diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-pci.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-pci.c new file mode 100644 index 000000000000..386bafe74c3f --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-pci.c @@ -0,0 +1,78 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/pci.h> + +#include "dwc-xlgmac.h" +#include "dwc-xlgmac-reg.h" + +static int xlgmac_probe(struct pci_dev *pcidev, const struct pci_device_id *id) +{ + struct device *dev = &pcidev->dev; + struct xlgmac_resources res; + int i, ret; + + ret = pcim_enable_device(pcidev); + if (ret) { + dev_err(dev, "ERROR: failed to enable device\n"); + return ret; + } + + for (i = 0; i <= PCI_STD_RESOURCE_END; i++) { + if (pci_resource_len(pcidev, i) == 0) + continue; + ret = pcim_iomap_regions(pcidev, BIT(i), XLGMAC_DRV_NAME); + if (ret) + return ret; + break; + } + + pci_set_master(pcidev); + + memset(&res, 0, sizeof(res)); + res.irq = pcidev->irq; + res.addr = pcim_iomap_table(pcidev)[i]; + + return xlgmac_drv_probe(&pcidev->dev, &res); +} + +static void xlgmac_remove(struct pci_dev *pcidev) +{ + xlgmac_drv_remove(&pcidev->dev); +} + +static const struct pci_device_id xlgmac_pci_tbl[] = { + { PCI_DEVICE(PCI_VENDOR_ID_SYNOPSYS, 0x7302) }, + { 0 } +}; +MODULE_DEVICE_TABLE(pci, xlgmac_pci_tbl); + +static struct pci_driver xlgmac_pci_driver = { + .name = XLGMAC_DRV_NAME, + .id_table = xlgmac_pci_tbl, + .probe = xlgmac_probe, + .remove = xlgmac_remove, +}; + +module_pci_driver(xlgmac_pci_driver); + +MODULE_DESCRIPTION(XLGMAC_DRV_DESC); +MODULE_VERSION(XLGMAC_DRV_VERSION); +MODULE_AUTHOR("Jie Deng <jiedeng@synopsys.com>"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-reg.h b/drivers/net/ethernet/synopsys/dwc-xlgmac-reg.h new file mode 100644 index 000000000000..3754f220567d --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-reg.h @@ -0,0 +1,744 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#ifndef __DWC_XLGMAC_REG_H__ +#define __DWC_XLGMAC_REG_H__ + +/* MAC register offsets */ +#define MAC_TCR 0x0000 +#define MAC_RCR 0x0004 +#define MAC_PFR 0x0008 +#define MAC_HTR0 0x0010 +#define MAC_VLANTR 0x0050 +#define MAC_VLANHTR 0x0058 +#define MAC_VLANIR 0x0060 +#define MAC_Q0TFCR 0x0070 +#define MAC_RFCR 0x0090 +#define MAC_RQC0R 0x00a0 +#define MAC_RQC1R 0x00a4 +#define MAC_RQC2R 0x00a8 +#define MAC_RQC3R 0x00ac +#define MAC_ISR 0x00b0 +#define MAC_IER 0x00b4 +#define MAC_VR 0x0110 +#define MAC_HWF0R 0x011c +#define MAC_HWF1R 0x0120 +#define MAC_HWF2R 0x0124 +#define MAC_MACA0HR 0x0300 +#define MAC_MACA0LR 0x0304 +#define MAC_MACA1HR 0x0308 +#define MAC_MACA1LR 0x030c +#define MAC_RSSCR 0x0c80 +#define MAC_RSSAR 0x0c88 +#define MAC_RSSDR 0x0c8c + +#define MAC_QTFCR_INC 4 +#define MAC_MACA_INC 4 +#define MAC_HTR_INC 4 +#define MAC_RQC2_INC 4 +#define MAC_RQC2_Q_PER_REG 4 + +/* MAC register entry bit positions and sizes */ +#define MAC_HWF0R_ADDMACADRSEL_POS 18 +#define MAC_HWF0R_ADDMACADRSEL_LEN 5 +#define MAC_HWF0R_ARPOFFSEL_POS 9 +#define MAC_HWF0R_ARPOFFSEL_LEN 1 +#define MAC_HWF0R_EEESEL_POS 13 +#define MAC_HWF0R_EEESEL_LEN 1 +#define MAC_HWF0R_PHYIFSEL_POS 1 +#define MAC_HWF0R_PHYIFSEL_LEN 2 +#define MAC_HWF0R_MGKSEL_POS 7 +#define MAC_HWF0R_MGKSEL_LEN 1 +#define MAC_HWF0R_MMCSEL_POS 8 +#define MAC_HWF0R_MMCSEL_LEN 1 +#define MAC_HWF0R_RWKSEL_POS 6 +#define MAC_HWF0R_RWKSEL_LEN 1 +#define MAC_HWF0R_RXCOESEL_POS 16 +#define MAC_HWF0R_RXCOESEL_LEN 1 +#define MAC_HWF0R_SAVLANINS_POS 27 +#define MAC_HWF0R_SAVLANINS_LEN 1 +#define MAC_HWF0R_SMASEL_POS 5 +#define MAC_HWF0R_SMASEL_LEN 1 +#define MAC_HWF0R_TSSEL_POS 12 +#define MAC_HWF0R_TSSEL_LEN 1 +#define MAC_HWF0R_TSSTSSEL_POS 25 +#define MAC_HWF0R_TSSTSSEL_LEN 2 +#define MAC_HWF0R_TXCOESEL_POS 14 +#define MAC_HWF0R_TXCOESEL_LEN 1 +#define MAC_HWF0R_VLHASH_POS 4 +#define MAC_HWF0R_VLHASH_LEN 1 +#define MAC_HWF1R_ADDR64_POS 14 +#define MAC_HWF1R_ADDR64_LEN 2 +#define MAC_HWF1R_ADVTHWORD_POS 13 +#define MAC_HWF1R_ADVTHWORD_LEN 1 +#define MAC_HWF1R_DBGMEMA_POS 19 +#define MAC_HWF1R_DBGMEMA_LEN 1 +#define MAC_HWF1R_DCBEN_POS 16 +#define MAC_HWF1R_DCBEN_LEN 1 +#define MAC_HWF1R_HASHTBLSZ_POS 24 +#define MAC_HWF1R_HASHTBLSZ_LEN 3 +#define MAC_HWF1R_L3L4FNUM_POS 27 +#define MAC_HWF1R_L3L4FNUM_LEN 4 +#define MAC_HWF1R_NUMTC_POS 21 +#define MAC_HWF1R_NUMTC_LEN 3 +#define MAC_HWF1R_RSSEN_POS 20 +#define MAC_HWF1R_RSSEN_LEN 1 +#define MAC_HWF1R_RXFIFOSIZE_POS 0 +#define MAC_HWF1R_RXFIFOSIZE_LEN 5 +#define MAC_HWF1R_SPHEN_POS 17 +#define MAC_HWF1R_SPHEN_LEN 1 +#define MAC_HWF1R_TSOEN_POS 18 +#define MAC_HWF1R_TSOEN_LEN 1 +#define MAC_HWF1R_TXFIFOSIZE_POS 6 +#define MAC_HWF1R_TXFIFOSIZE_LEN 5 +#define MAC_HWF2R_AUXSNAPNUM_POS 28 +#define MAC_HWF2R_AUXSNAPNUM_LEN 3 +#define MAC_HWF2R_PPSOUTNUM_POS 24 +#define MAC_HWF2R_PPSOUTNUM_LEN 3 +#define MAC_HWF2R_RXCHCNT_POS 12 +#define MAC_HWF2R_RXCHCNT_LEN 4 +#define MAC_HWF2R_RXQCNT_POS 0 +#define MAC_HWF2R_RXQCNT_LEN 4 +#define MAC_HWF2R_TXCHCNT_POS 18 +#define MAC_HWF2R_TXCHCNT_LEN 4 +#define MAC_HWF2R_TXQCNT_POS 6 +#define MAC_HWF2R_TXQCNT_LEN 4 +#define MAC_IER_TSIE_POS 12 +#define MAC_IER_TSIE_LEN 1 +#define MAC_ISR_MMCRXIS_POS 9 +#define MAC_ISR_MMCRXIS_LEN 1 +#define MAC_ISR_MMCTXIS_POS 10 +#define MAC_ISR_MMCTXIS_LEN 1 +#define MAC_ISR_PMTIS_POS 4 +#define MAC_ISR_PMTIS_LEN 1 +#define MAC_ISR_TSIS_POS 12 +#define MAC_ISR_TSIS_LEN 1 +#define MAC_MACA1HR_AE_POS 31 +#define MAC_MACA1HR_AE_LEN 1 +#define MAC_PFR_HMC_POS 2 +#define MAC_PFR_HMC_LEN 1 +#define MAC_PFR_HPF_POS 10 +#define MAC_PFR_HPF_LEN 1 +#define MAC_PFR_HUC_POS 1 +#define MAC_PFR_HUC_LEN 1 +#define MAC_PFR_PM_POS 4 +#define MAC_PFR_PM_LEN 1 +#define MAC_PFR_PR_POS 0 +#define MAC_PFR_PR_LEN 1 +#define MAC_PFR_VTFE_POS 16 +#define MAC_PFR_VTFE_LEN 1 +#define MAC_Q0TFCR_PT_POS 16 +#define MAC_Q0TFCR_PT_LEN 16 +#define MAC_Q0TFCR_TFE_POS 1 +#define MAC_Q0TFCR_TFE_LEN 1 +#define MAC_RCR_ACS_POS 1 +#define MAC_RCR_ACS_LEN 1 +#define MAC_RCR_CST_POS 2 +#define MAC_RCR_CST_LEN 1 +#define MAC_RCR_DCRCC_POS 3 +#define MAC_RCR_DCRCC_LEN 1 +#define MAC_RCR_HDSMS_POS 12 +#define MAC_RCR_HDSMS_LEN 3 +#define MAC_RCR_IPC_POS 9 +#define MAC_RCR_IPC_LEN 1 +#define MAC_RCR_JE_POS 8 +#define MAC_RCR_JE_LEN 1 +#define MAC_RCR_LM_POS 10 +#define MAC_RCR_LM_LEN 1 +#define MAC_RCR_RE_POS 0 +#define MAC_RCR_RE_LEN 1 +#define MAC_RFCR_PFCE_POS 8 +#define MAC_RFCR_PFCE_LEN 1 +#define MAC_RFCR_RFE_POS 0 +#define MAC_RFCR_RFE_LEN 1 +#define MAC_RFCR_UP_POS 1 +#define MAC_RFCR_UP_LEN 1 +#define MAC_RQC0R_RXQ0EN_POS 0 +#define MAC_RQC0R_RXQ0EN_LEN 2 +#define MAC_RSSAR_ADDRT_POS 2 +#define MAC_RSSAR_ADDRT_LEN 1 +#define MAC_RSSAR_CT_POS 1 +#define MAC_RSSAR_CT_LEN 1 +#define MAC_RSSAR_OB_POS 0 +#define MAC_RSSAR_OB_LEN 1 +#define MAC_RSSAR_RSSIA_POS 8 +#define MAC_RSSAR_RSSIA_LEN 8 +#define MAC_RSSCR_IP2TE_POS 1 +#define MAC_RSSCR_IP2TE_LEN 1 +#define MAC_RSSCR_RSSE_POS 0 +#define MAC_RSSCR_RSSE_LEN 1 +#define MAC_RSSCR_TCP4TE_POS 2 +#define MAC_RSSCR_TCP4TE_LEN 1 +#define MAC_RSSCR_UDP4TE_POS 3 +#define MAC_RSSCR_UDP4TE_LEN 1 +#define MAC_RSSDR_DMCH_POS 0 +#define MAC_RSSDR_DMCH_LEN 4 +#define MAC_TCR_SS_POS 28 +#define MAC_TCR_SS_LEN 3 +#define MAC_TCR_TE_POS 0 +#define MAC_TCR_TE_LEN 1 +#define MAC_VLANHTR_VLHT_POS 0 +#define MAC_VLANHTR_VLHT_LEN 16 +#define MAC_VLANIR_VLTI_POS 20 +#define MAC_VLANIR_VLTI_LEN 1 +#define MAC_VLANIR_CSVL_POS 19 +#define MAC_VLANIR_CSVL_LEN 1 +#define MAC_VLANTR_DOVLTC_POS 20 +#define MAC_VLANTR_DOVLTC_LEN 1 +#define MAC_VLANTR_ERSVLM_POS 19 +#define MAC_VLANTR_ERSVLM_LEN 1 +#define MAC_VLANTR_ESVL_POS 18 +#define MAC_VLANTR_ESVL_LEN 1 +#define MAC_VLANTR_ETV_POS 16 +#define MAC_VLANTR_ETV_LEN 1 +#define MAC_VLANTR_EVLS_POS 21 +#define MAC_VLANTR_EVLS_LEN 2 +#define MAC_VLANTR_EVLRXS_POS 24 +#define MAC_VLANTR_EVLRXS_LEN 1 +#define MAC_VLANTR_VL_POS 0 +#define MAC_VLANTR_VL_LEN 16 +#define MAC_VLANTR_VTHM_POS 25 +#define MAC_VLANTR_VTHM_LEN 1 +#define MAC_VLANTR_VTIM_POS 17 +#define MAC_VLANTR_VTIM_LEN 1 +#define MAC_VR_DEVID_POS 8 +#define MAC_VR_DEVID_LEN 8 +#define MAC_VR_SNPSVER_POS 0 +#define MAC_VR_SNPSVER_LEN 8 +#define MAC_VR_USERVER_POS 16 +#define MAC_VR_USERVER_LEN 8 + +/* MMC register offsets */ +#define MMC_CR 0x0800 +#define MMC_RISR 0x0804 +#define MMC_TISR 0x0808 +#define MMC_RIER 0x080c +#define MMC_TIER 0x0810 +#define MMC_TXOCTETCOUNT_GB_LO 0x0814 +#define MMC_TXFRAMECOUNT_GB_LO 0x081c +#define MMC_TXBROADCASTFRAMES_G_LO 0x0824 +#define MMC_TXMULTICASTFRAMES_G_LO 0x082c +#define MMC_TX64OCTETS_GB_LO 0x0834 +#define MMC_TX65TO127OCTETS_GB_LO 0x083c +#define MMC_TX128TO255OCTETS_GB_LO 0x0844 +#define MMC_TX256TO511OCTETS_GB_LO 0x084c +#define MMC_TX512TO1023OCTETS_GB_LO 0x0854 +#define MMC_TX1024TOMAXOCTETS_GB_LO 0x085c +#define MMC_TXUNICASTFRAMES_GB_LO 0x0864 +#define MMC_TXMULTICASTFRAMES_GB_LO 0x086c +#define MMC_TXBROADCASTFRAMES_GB_LO 0x0874 +#define MMC_TXUNDERFLOWERROR_LO 0x087c +#define MMC_TXOCTETCOUNT_G_LO 0x0884 +#define MMC_TXFRAMECOUNT_G_LO 0x088c +#define MMC_TXPAUSEFRAMES_LO 0x0894 +#define MMC_TXVLANFRAMES_G_LO 0x089c +#define MMC_RXFRAMECOUNT_GB_LO 0x0900 +#define MMC_RXOCTETCOUNT_GB_LO 0x0908 +#define MMC_RXOCTETCOUNT_G_LO 0x0910 +#define MMC_RXBROADCASTFRAMES_G_LO 0x0918 +#define MMC_RXMULTICASTFRAMES_G_LO 0x0920 +#define MMC_RXCRCERROR_LO 0x0928 +#define MMC_RXRUNTERROR 0x0930 +#define MMC_RXJABBERERROR 0x0934 +#define MMC_RXUNDERSIZE_G 0x0938 +#define MMC_RXOVERSIZE_G 0x093c +#define MMC_RX64OCTETS_GB_LO 0x0940 +#define MMC_RX65TO127OCTETS_GB_LO 0x0948 +#define MMC_RX128TO255OCTETS_GB_LO 0x0950 +#define MMC_RX256TO511OCTETS_GB_LO 0x0958 +#define MMC_RX512TO1023OCTETS_GB_LO 0x0960 +#define MMC_RX1024TOMAXOCTETS_GB_LO 0x0968 +#define MMC_RXUNICASTFRAMES_G_LO 0x0970 +#define MMC_RXLENGTHERROR_LO 0x0978 +#define MMC_RXOUTOFRANGETYPE_LO 0x0980 +#define MMC_RXPAUSEFRAMES_LO 0x0988 +#define MMC_RXFIFOOVERFLOW_LO 0x0990 +#define MMC_RXVLANFRAMES_GB_LO 0x0998 +#define MMC_RXWATCHDOGERROR 0x09a0 + +/* MMC register entry bit positions and sizes */ +#define MMC_CR_CR_POS 0 +#define MMC_CR_CR_LEN 1 +#define MMC_CR_CSR_POS 1 +#define MMC_CR_CSR_LEN 1 +#define MMC_CR_ROR_POS 2 +#define MMC_CR_ROR_LEN 1 +#define MMC_CR_MCF_POS 3 +#define MMC_CR_MCF_LEN 1 +#define MMC_CR_MCT_POS 4 +#define MMC_CR_MCT_LEN 2 +#define MMC_RIER_ALL_INTERRUPTS_POS 0 +#define MMC_RIER_ALL_INTERRUPTS_LEN 23 +#define MMC_RISR_RXFRAMECOUNT_GB_POS 0 +#define MMC_RISR_RXFRAMECOUNT_GB_LEN 1 +#define MMC_RISR_RXOCTETCOUNT_GB_POS 1 +#define MMC_RISR_RXOCTETCOUNT_GB_LEN 1 +#define MMC_RISR_RXOCTETCOUNT_G_POS 2 +#define MMC_RISR_RXOCTETCOUNT_G_LEN 1 +#define MMC_RISR_RXBROADCASTFRAMES_G_POS 3 +#define MMC_RISR_RXBROADCASTFRAMES_G_LEN 1 +#define MMC_RISR_RXMULTICASTFRAMES_G_POS 4 +#define MMC_RISR_RXMULTICASTFRAMES_G_LEN 1 +#define MMC_RISR_RXCRCERROR_POS 5 +#define MMC_RISR_RXCRCERROR_LEN 1 +#define MMC_RISR_RXRUNTERROR_POS 6 +#define MMC_RISR_RXRUNTERROR_LEN 1 +#define MMC_RISR_RXJABBERERROR_POS 7 +#define MMC_RISR_RXJABBERERROR_LEN 1 +#define MMC_RISR_RXUNDERSIZE_G_POS 8 +#define MMC_RISR_RXUNDERSIZE_G_LEN 1 +#define MMC_RISR_RXOVERSIZE_G_POS 9 +#define MMC_RISR_RXOVERSIZE_G_LEN 1 +#define MMC_RISR_RX64OCTETS_GB_POS 10 +#define MMC_RISR_RX64OCTETS_GB_LEN 1 +#define MMC_RISR_RX65TO127OCTETS_GB_POS 11 +#define MMC_RISR_RX65TO127OCTETS_GB_LEN 1 +#define MMC_RISR_RX128TO255OCTETS_GB_POS 12 +#define MMC_RISR_RX128TO255OCTETS_GB_LEN 1 +#define MMC_RISR_RX256TO511OCTETS_GB_POS 13 +#define MMC_RISR_RX256TO511OCTETS_GB_LEN 1 +#define MMC_RISR_RX512TO1023OCTETS_GB_POS 14 +#define MMC_RISR_RX512TO1023OCTETS_GB_LEN 1 +#define MMC_RISR_RX1024TOMAXOCTETS_GB_POS 15 +#define MMC_RISR_RX1024TOMAXOCTETS_GB_LEN 1 +#define MMC_RISR_RXUNICASTFRAMES_G_POS 16 +#define MMC_RISR_RXUNICASTFRAMES_G_LEN 1 +#define MMC_RISR_RXLENGTHERROR_POS 17 +#define MMC_RISR_RXLENGTHERROR_LEN 1 +#define MMC_RISR_RXOUTOFRANGETYPE_POS 18 +#define MMC_RISR_RXOUTOFRANGETYPE_LEN 1 +#define MMC_RISR_RXPAUSEFRAMES_POS 19 +#define MMC_RISR_RXPAUSEFRAMES_LEN 1 +#define MMC_RISR_RXFIFOOVERFLOW_POS 20 +#define MMC_RISR_RXFIFOOVERFLOW_LEN 1 +#define MMC_RISR_RXVLANFRAMES_GB_POS 21 +#define MMC_RISR_RXVLANFRAMES_GB_LEN 1 +#define MMC_RISR_RXWATCHDOGERROR_POS 22 +#define MMC_RISR_RXWATCHDOGERROR_LEN 1 +#define MMC_TIER_ALL_INTERRUPTS_POS 0 +#define MMC_TIER_ALL_INTERRUPTS_LEN 18 +#define MMC_TISR_TXOCTETCOUNT_GB_POS 0 +#define MMC_TISR_TXOCTETCOUNT_GB_LEN 1 +#define MMC_TISR_TXFRAMECOUNT_GB_POS 1 +#define MMC_TISR_TXFRAMECOUNT_GB_LEN 1 +#define MMC_TISR_TXBROADCASTFRAMES_G_POS 2 +#define MMC_TISR_TXBROADCASTFRAMES_G_LEN 1 +#define MMC_TISR_TXMULTICASTFRAMES_G_POS 3 +#define MMC_TISR_TXMULTICASTFRAMES_G_LEN 1 +#define MMC_TISR_TX64OCTETS_GB_POS 4 +#define MMC_TISR_TX64OCTETS_GB_LEN 1 +#define MMC_TISR_TX65TO127OCTETS_GB_POS 5 +#define MMC_TISR_TX65TO127OCTETS_GB_LEN 1 +#define MMC_TISR_TX128TO255OCTETS_GB_POS 6 +#define MMC_TISR_TX128TO255OCTETS_GB_LEN 1 +#define MMC_TISR_TX256TO511OCTETS_GB_POS 7 +#define MMC_TISR_TX256TO511OCTETS_GB_LEN 1 +#define MMC_TISR_TX512TO1023OCTETS_GB_POS 8 +#define MMC_TISR_TX512TO1023OCTETS_GB_LEN 1 +#define MMC_TISR_TX1024TOMAXOCTETS_GB_POS 9 +#define MMC_TISR_TX1024TOMAXOCTETS_GB_LEN 1 +#define MMC_TISR_TXUNICASTFRAMES_GB_POS 10 +#define MMC_TISR_TXUNICASTFRAMES_GB_LEN 1 +#define MMC_TISR_TXMULTICASTFRAMES_GB_POS 11 +#define MMC_TISR_TXMULTICASTFRAMES_GB_LEN 1 +#define MMC_TISR_TXBROADCASTFRAMES_GB_POS 12 +#define MMC_TISR_TXBROADCASTFRAMES_GB_LEN 1 +#define MMC_TISR_TXUNDERFLOWERROR_POS 13 +#define MMC_TISR_TXUNDERFLOWERROR_LEN 1 +#define MMC_TISR_TXOCTETCOUNT_G_POS 14 +#define MMC_TISR_TXOCTETCOUNT_G_LEN 1 +#define MMC_TISR_TXFRAMECOUNT_G_POS 15 +#define MMC_TISR_TXFRAMECOUNT_G_LEN 1 +#define MMC_TISR_TXPAUSEFRAMES_POS 16 +#define MMC_TISR_TXPAUSEFRAMES_LEN 1 +#define MMC_TISR_TXVLANFRAMES_G_POS 17 +#define MMC_TISR_TXVLANFRAMES_G_LEN 1 + +/* MTL register offsets */ +#define MTL_OMR 0x1000 +#define MTL_FDDR 0x1010 +#define MTL_RQDCM0R 0x1030 + +#define MTL_RQDCM_INC 4 +#define MTL_RQDCM_Q_PER_REG 4 + +/* MTL register entry bit positions and sizes */ +#define MTL_OMR_ETSALG_POS 5 +#define MTL_OMR_ETSALG_LEN 2 +#define MTL_OMR_RAA_POS 2 +#define MTL_OMR_RAA_LEN 1 + +/* MTL queue register offsets + * Multiple queues can be active. The first queue has registers + * that begin at 0x1100. Each subsequent queue has registers that + * are accessed using an offset of 0x80 from the previous queue. + */ +#define MTL_Q_BASE 0x1100 +#define MTL_Q_INC 0x80 + +#define MTL_Q_TQOMR 0x00 +#define MTL_Q_RQOMR 0x40 +#define MTL_Q_RQDR 0x48 +#define MTL_Q_RQFCR 0x50 +#define MTL_Q_IER 0x70 +#define MTL_Q_ISR 0x74 + +/* MTL queue register entry bit positions and sizes */ +#define MTL_Q_RQDR_PRXQ_POS 16 +#define MTL_Q_RQDR_PRXQ_LEN 14 +#define MTL_Q_RQDR_RXQSTS_POS 4 +#define MTL_Q_RQDR_RXQSTS_LEN 2 +#define MTL_Q_RQFCR_RFA_POS 1 +#define MTL_Q_RQFCR_RFA_LEN 6 +#define MTL_Q_RQFCR_RFD_POS 17 +#define MTL_Q_RQFCR_RFD_LEN 6 +#define MTL_Q_RQOMR_EHFC_POS 7 +#define MTL_Q_RQOMR_EHFC_LEN 1 +#define MTL_Q_RQOMR_RQS_POS 16 +#define MTL_Q_RQOMR_RQS_LEN 9 +#define MTL_Q_RQOMR_RSF_POS 5 +#define MTL_Q_RQOMR_RSF_LEN 1 +#define MTL_Q_RQOMR_FEP_POS 4 +#define MTL_Q_RQOMR_FEP_LEN 1 +#define MTL_Q_RQOMR_FUP_POS 3 +#define MTL_Q_RQOMR_FUP_LEN 1 +#define MTL_Q_RQOMR_RTC_POS 0 +#define MTL_Q_RQOMR_RTC_LEN 2 +#define MTL_Q_TQOMR_FTQ_POS 0 +#define MTL_Q_TQOMR_FTQ_LEN 1 +#define MTL_Q_TQOMR_Q2TCMAP_POS 8 +#define MTL_Q_TQOMR_Q2TCMAP_LEN 3 +#define MTL_Q_TQOMR_TQS_POS 16 +#define MTL_Q_TQOMR_TQS_LEN 10 +#define MTL_Q_TQOMR_TSF_POS 1 +#define MTL_Q_TQOMR_TSF_LEN 1 +#define MTL_Q_TQOMR_TTC_POS 4 +#define MTL_Q_TQOMR_TTC_LEN 3 +#define MTL_Q_TQOMR_TXQEN_POS 2 +#define MTL_Q_TQOMR_TXQEN_LEN 2 + +/* MTL queue register value */ +#define MTL_RSF_DISABLE 0x00 +#define MTL_RSF_ENABLE 0x01 +#define MTL_TSF_DISABLE 0x00 +#define MTL_TSF_ENABLE 0x01 + +#define MTL_RX_THRESHOLD_64 0x00 +#define MTL_RX_THRESHOLD_96 0x02 +#define MTL_RX_THRESHOLD_128 0x03 +#define MTL_TX_THRESHOLD_64 0x00 +#define MTL_TX_THRESHOLD_96 0x02 +#define MTL_TX_THRESHOLD_128 0x03 +#define MTL_TX_THRESHOLD_192 0x04 +#define MTL_TX_THRESHOLD_256 0x05 +#define MTL_TX_THRESHOLD_384 0x06 +#define MTL_TX_THRESHOLD_512 0x07 + +#define MTL_ETSALG_WRR 0x00 +#define MTL_ETSALG_WFQ 0x01 +#define MTL_ETSALG_DWRR 0x02 +#define MTL_RAA_SP 0x00 +#define MTL_RAA_WSP 0x01 + +#define MTL_Q_DISABLED 0x00 +#define MTL_Q_ENABLED 0x02 + +#define MTL_RQDCM0R_Q0MDMACH 0x0 +#define MTL_RQDCM0R_Q1MDMACH 0x00000100 +#define MTL_RQDCM0R_Q2MDMACH 0x00020000 +#define MTL_RQDCM0R_Q3MDMACH 0x03000000 +#define MTL_RQDCM1R_Q4MDMACH 0x00000004 +#define MTL_RQDCM1R_Q5MDMACH 0x00000500 +#define MTL_RQDCM1R_Q6MDMACH 0x00060000 +#define MTL_RQDCM1R_Q7MDMACH 0x07000000 +#define MTL_RQDCM2R_Q8MDMACH 0x00000008 +#define MTL_RQDCM2R_Q9MDMACH 0x00000900 +#define MTL_RQDCM2R_Q10MDMACH 0x000A0000 +#define MTL_RQDCM2R_Q11MDMACH 0x0B000000 + +/* MTL traffic class register offsets + * Multiple traffic classes can be active. The first class has registers + * that begin at 0x1100. Each subsequent queue has registers that + * are accessed using an offset of 0x80 from the previous queue. + */ +#define MTL_TC_BASE MTL_Q_BASE +#define MTL_TC_INC MTL_Q_INC + +#define MTL_TC_ETSCR 0x10 +#define MTL_TC_ETSSR 0x14 +#define MTL_TC_QWR 0x18 + +/* MTL traffic class register entry bit positions and sizes */ +#define MTL_TC_ETSCR_TSA_POS 0 +#define MTL_TC_ETSCR_TSA_LEN 2 +#define MTL_TC_QWR_QW_POS 0 +#define MTL_TC_QWR_QW_LEN 21 + +/* MTL traffic class register value */ +#define MTL_TSA_SP 0x00 +#define MTL_TSA_ETS 0x02 + +/* DMA register offsets */ +#define DMA_MR 0x3000 +#define DMA_SBMR 0x3004 +#define DMA_ISR 0x3008 +#define DMA_DSR0 0x3020 +#define DMA_DSR1 0x3024 + +/* DMA register entry bit positions and sizes */ +#define DMA_ISR_MACIS_POS 17 +#define DMA_ISR_MACIS_LEN 1 +#define DMA_ISR_MTLIS_POS 16 +#define DMA_ISR_MTLIS_LEN 1 +#define DMA_MR_SWR_POS 0 +#define DMA_MR_SWR_LEN 1 +#define DMA_SBMR_EAME_POS 11 +#define DMA_SBMR_EAME_LEN 1 +#define DMA_SBMR_BLEN_64_POS 5 +#define DMA_SBMR_BLEN_64_LEN 1 +#define DMA_SBMR_BLEN_128_POS 6 +#define DMA_SBMR_BLEN_128_LEN 1 +#define DMA_SBMR_BLEN_256_POS 7 +#define DMA_SBMR_BLEN_256_LEN 1 +#define DMA_SBMR_UNDEF_POS 0 +#define DMA_SBMR_UNDEF_LEN 1 + +/* DMA register values */ +#define DMA_DSR_RPS_LEN 4 +#define DMA_DSR_TPS_LEN 4 +#define DMA_DSR_Q_LEN (DMA_DSR_RPS_LEN + DMA_DSR_TPS_LEN) +#define DMA_DSR0_TPS_START 12 +#define DMA_DSRX_FIRST_QUEUE 3 +#define DMA_DSRX_INC 4 +#define DMA_DSRX_QPR 4 +#define DMA_DSRX_TPS_START 4 +#define DMA_TPS_STOPPED 0x00 +#define DMA_TPS_SUSPENDED 0x06 + +/* DMA channel register offsets + * Multiple channels can be active. The first channel has registers + * that begin at 0x3100. Each subsequent channel has registers that + * are accessed using an offset of 0x80 from the previous channel. + */ +#define DMA_CH_BASE 0x3100 +#define DMA_CH_INC 0x80 + +#define DMA_CH_CR 0x00 +#define DMA_CH_TCR 0x04 +#define DMA_CH_RCR 0x08 +#define DMA_CH_TDLR_HI 0x10 +#define DMA_CH_TDLR_LO 0x14 +#define DMA_CH_RDLR_HI 0x18 +#define DMA_CH_RDLR_LO 0x1c +#define DMA_CH_TDTR_LO 0x24 +#define DMA_CH_RDTR_LO 0x2c +#define DMA_CH_TDRLR 0x30 +#define DMA_CH_RDRLR 0x34 +#define DMA_CH_IER 0x38 +#define DMA_CH_RIWT 0x3c +#define DMA_CH_SR 0x60 + +/* DMA channel register entry bit positions and sizes */ +#define DMA_CH_CR_PBLX8_POS 16 +#define DMA_CH_CR_PBLX8_LEN 1 +#define DMA_CH_CR_SPH_POS 24 +#define DMA_CH_CR_SPH_LEN 1 +#define DMA_CH_IER_AIE_POS 15 +#define DMA_CH_IER_AIE_LEN 1 +#define DMA_CH_IER_FBEE_POS 12 +#define DMA_CH_IER_FBEE_LEN 1 +#define DMA_CH_IER_NIE_POS 16 +#define DMA_CH_IER_NIE_LEN 1 +#define DMA_CH_IER_RBUE_POS 7 +#define DMA_CH_IER_RBUE_LEN 1 +#define DMA_CH_IER_RIE_POS 6 +#define DMA_CH_IER_RIE_LEN 1 +#define DMA_CH_IER_RSE_POS 8 +#define DMA_CH_IER_RSE_LEN 1 +#define DMA_CH_IER_TBUE_POS 2 +#define DMA_CH_IER_TBUE_LEN 1 +#define DMA_CH_IER_TIE_POS 0 +#define DMA_CH_IER_TIE_LEN 1 +#define DMA_CH_IER_TXSE_POS 1 +#define DMA_CH_IER_TXSE_LEN 1 +#define DMA_CH_RCR_PBL_POS 16 +#define DMA_CH_RCR_PBL_LEN 6 +#define DMA_CH_RCR_RBSZ_POS 1 +#define DMA_CH_RCR_RBSZ_LEN 14 +#define DMA_CH_RCR_SR_POS 0 +#define DMA_CH_RCR_SR_LEN 1 +#define DMA_CH_RIWT_RWT_POS 0 +#define DMA_CH_RIWT_RWT_LEN 8 +#define DMA_CH_SR_FBE_POS 12 +#define DMA_CH_SR_FBE_LEN 1 +#define DMA_CH_SR_RBU_POS 7 +#define DMA_CH_SR_RBU_LEN 1 +#define DMA_CH_SR_RI_POS 6 +#define DMA_CH_SR_RI_LEN 1 +#define DMA_CH_SR_RPS_POS 8 +#define DMA_CH_SR_RPS_LEN 1 +#define DMA_CH_SR_TBU_POS 2 +#define DMA_CH_SR_TBU_LEN 1 +#define DMA_CH_SR_TI_POS 0 +#define DMA_CH_SR_TI_LEN 1 +#define DMA_CH_SR_TPS_POS 1 +#define DMA_CH_SR_TPS_LEN 1 +#define DMA_CH_TCR_OSP_POS 4 +#define DMA_CH_TCR_OSP_LEN 1 +#define DMA_CH_TCR_PBL_POS 16 +#define DMA_CH_TCR_PBL_LEN 6 +#define DMA_CH_TCR_ST_POS 0 +#define DMA_CH_TCR_ST_LEN 1 +#define DMA_CH_TCR_TSE_POS 12 +#define DMA_CH_TCR_TSE_LEN 1 + +/* DMA channel register values */ +#define DMA_OSP_DISABLE 0x00 +#define DMA_OSP_ENABLE 0x01 +#define DMA_PBL_1 1 +#define DMA_PBL_2 2 +#define DMA_PBL_4 4 +#define DMA_PBL_8 8 +#define DMA_PBL_16 16 +#define DMA_PBL_32 32 +#define DMA_PBL_64 64 +#define DMA_PBL_128 128 +#define DMA_PBL_256 256 +#define DMA_PBL_X8_DISABLE 0x00 +#define DMA_PBL_X8_ENABLE 0x01 + +/* Descriptor/Packet entry bit positions and sizes */ +#define RX_PACKET_ERRORS_CRC_POS 2 +#define RX_PACKET_ERRORS_CRC_LEN 1 +#define RX_PACKET_ERRORS_FRAME_POS 3 +#define RX_PACKET_ERRORS_FRAME_LEN 1 +#define RX_PACKET_ERRORS_LENGTH_POS 0 +#define RX_PACKET_ERRORS_LENGTH_LEN 1 +#define RX_PACKET_ERRORS_OVERRUN_POS 1 +#define RX_PACKET_ERRORS_OVERRUN_LEN 1 + +#define RX_PACKET_ATTRIBUTES_CSUM_DONE_POS 0 +#define RX_PACKET_ATTRIBUTES_CSUM_DONE_LEN 1 +#define RX_PACKET_ATTRIBUTES_VLAN_CTAG_POS 1 +#define RX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN 1 +#define RX_PACKET_ATTRIBUTES_INCOMPLETE_POS 2 +#define RX_PACKET_ATTRIBUTES_INCOMPLETE_LEN 1 +#define RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_POS 3 +#define RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_LEN 1 +#define RX_PACKET_ATTRIBUTES_CONTEXT_POS 4 +#define RX_PACKET_ATTRIBUTES_CONTEXT_LEN 1 +#define RX_PACKET_ATTRIBUTES_RX_TSTAMP_POS 5 +#define RX_PACKET_ATTRIBUTES_RX_TSTAMP_LEN 1 +#define RX_PACKET_ATTRIBUTES_RSS_HASH_POS 6 +#define RX_PACKET_ATTRIBUTES_RSS_HASH_LEN 1 + +#define RX_NORMAL_DESC0_OVT_POS 0 +#define RX_NORMAL_DESC0_OVT_LEN 16 +#define RX_NORMAL_DESC2_HL_POS 0 +#define RX_NORMAL_DESC2_HL_LEN 10 +#define RX_NORMAL_DESC3_CDA_POS 27 +#define RX_NORMAL_DESC3_CDA_LEN 1 +#define RX_NORMAL_DESC3_CTXT_POS 30 +#define RX_NORMAL_DESC3_CTXT_LEN 1 +#define RX_NORMAL_DESC3_ES_POS 15 +#define RX_NORMAL_DESC3_ES_LEN 1 +#define RX_NORMAL_DESC3_ETLT_POS 16 +#define RX_NORMAL_DESC3_ETLT_LEN 4 +#define RX_NORMAL_DESC3_FD_POS 29 +#define RX_NORMAL_DESC3_FD_LEN 1 +#define RX_NORMAL_DESC3_INTE_POS 30 +#define RX_NORMAL_DESC3_INTE_LEN 1 +#define RX_NORMAL_DESC3_L34T_POS 20 +#define RX_NORMAL_DESC3_L34T_LEN 4 +#define RX_NORMAL_DESC3_LD_POS 28 +#define RX_NORMAL_DESC3_LD_LEN 1 +#define RX_NORMAL_DESC3_OWN_POS 31 +#define RX_NORMAL_DESC3_OWN_LEN 1 +#define RX_NORMAL_DESC3_PL_POS 0 +#define RX_NORMAL_DESC3_PL_LEN 14 +#define RX_NORMAL_DESC3_RSV_POS 26 +#define RX_NORMAL_DESC3_RSV_LEN 1 + +#define RX_DESC3_L34T_IPV4_TCP 1 +#define RX_DESC3_L34T_IPV4_UDP 2 +#define RX_DESC3_L34T_IPV4_ICMP 3 +#define RX_DESC3_L34T_IPV6_TCP 9 +#define RX_DESC3_L34T_IPV6_UDP 10 +#define RX_DESC3_L34T_IPV6_ICMP 11 + +#define RX_CONTEXT_DESC3_TSA_POS 4 +#define RX_CONTEXT_DESC3_TSA_LEN 1 +#define RX_CONTEXT_DESC3_TSD_POS 6 +#define RX_CONTEXT_DESC3_TSD_LEN 1 + +#define TX_PACKET_ATTRIBUTES_CSUM_ENABLE_POS 0 +#define TX_PACKET_ATTRIBUTES_CSUM_ENABLE_LEN 1 +#define TX_PACKET_ATTRIBUTES_TSO_ENABLE_POS 1 +#define TX_PACKET_ATTRIBUTES_TSO_ENABLE_LEN 1 +#define TX_PACKET_ATTRIBUTES_VLAN_CTAG_POS 2 +#define TX_PACKET_ATTRIBUTES_VLAN_CTAG_LEN 1 +#define TX_PACKET_ATTRIBUTES_PTP_POS 3 +#define TX_PACKET_ATTRIBUTES_PTP_LEN 1 + +#define TX_CONTEXT_DESC2_MSS_POS 0 +#define TX_CONTEXT_DESC2_MSS_LEN 15 +#define TX_CONTEXT_DESC3_CTXT_POS 30 +#define TX_CONTEXT_DESC3_CTXT_LEN 1 +#define TX_CONTEXT_DESC3_TCMSSV_POS 26 +#define TX_CONTEXT_DESC3_TCMSSV_LEN 1 +#define TX_CONTEXT_DESC3_VLTV_POS 16 +#define TX_CONTEXT_DESC3_VLTV_LEN 1 +#define TX_CONTEXT_DESC3_VT_POS 0 +#define TX_CONTEXT_DESC3_VT_LEN 16 + +#define TX_NORMAL_DESC2_HL_B1L_POS 0 +#define TX_NORMAL_DESC2_HL_B1L_LEN 14 +#define TX_NORMAL_DESC2_IC_POS 31 +#define TX_NORMAL_DESC2_IC_LEN 1 +#define TX_NORMAL_DESC2_TTSE_POS 30 +#define TX_NORMAL_DESC2_TTSE_LEN 1 +#define TX_NORMAL_DESC2_VTIR_POS 14 +#define TX_NORMAL_DESC2_VTIR_LEN 2 +#define TX_NORMAL_DESC3_CIC_POS 16 +#define TX_NORMAL_DESC3_CIC_LEN 2 +#define TX_NORMAL_DESC3_CPC_POS 26 +#define TX_NORMAL_DESC3_CPC_LEN 2 +#define TX_NORMAL_DESC3_CTXT_POS 30 +#define TX_NORMAL_DESC3_CTXT_LEN 1 +#define TX_NORMAL_DESC3_FD_POS 29 +#define TX_NORMAL_DESC3_FD_LEN 1 +#define TX_NORMAL_DESC3_FL_POS 0 +#define TX_NORMAL_DESC3_FL_LEN 15 +#define TX_NORMAL_DESC3_LD_POS 28 +#define TX_NORMAL_DESC3_LD_LEN 1 +#define TX_NORMAL_DESC3_OWN_POS 31 +#define TX_NORMAL_DESC3_OWN_LEN 1 +#define TX_NORMAL_DESC3_TCPHDRLEN_POS 19 +#define TX_NORMAL_DESC3_TCPHDRLEN_LEN 4 +#define TX_NORMAL_DESC3_TCPPL_POS 0 +#define TX_NORMAL_DESC3_TCPPL_LEN 18 +#define TX_NORMAL_DESC3_TSE_POS 18 +#define TX_NORMAL_DESC3_TSE_LEN 1 + +#define TX_NORMAL_DESC2_VLAN_INSERT 0x2 + +#define XLGMAC_MTL_REG(pdata, n, reg) \ + ((pdata)->mac_regs + MTL_Q_BASE + ((n) * MTL_Q_INC) + (reg)) + +#define XLGMAC_DMA_REG(channel, reg) ((channel)->dma_regs + (reg)) + +#endif /* __DWC_XLGMAC_REG_H__ */ diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac.h b/drivers/net/ethernet/synopsys/dwc-xlgmac.h new file mode 100644 index 000000000000..cab3e40a86b9 --- /dev/null +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac.h @@ -0,0 +1,660 @@ +/* Synopsys DesignWare Core Enterprise Ethernet (XLGMAC) Driver + * + * Copyright (c) 2017 Synopsys, Inc. (www.synopsys.com) + * + * This program is dual-licensed; you may select either version 2 of + * the GNU General Public License ("GPL") or BSD license ("BSD"). + * + * This Synopsys DWC XLGMAC software driver and associated documentation + * (hereinafter the "Software") is an unsupported proprietary work of + * Synopsys, Inc. unless otherwise expressly agreed to in writing between + * Synopsys and you. The Software IS NOT an item of Licensed Software or a + * Licensed Product under any End User Software License Agreement or + * Agreement for Licensed Products with Synopsys or any supplement thereto. + * Synopsys is a registered trademark of Synopsys, Inc. Other names included + * in the SOFTWARE may be the trademarks of their respective owners. + */ + +#ifndef __DWC_XLGMAC_H__ +#define __DWC_XLGMAC_H__ + +#include <linux/dma-mapping.h> +#include <linux/netdevice.h> +#include <linux/workqueue.h> +#include <linux/phy.h> +#include <linux/if_vlan.h> +#include <linux/bitops.h> +#include <linux/timecounter.h> + +#define XLGMAC_DRV_NAME "dwc-xlgmac" +#define XLGMAC_DRV_VERSION "1.0.0" +#define XLGMAC_DRV_DESC "Synopsys DWC XLGMAC Driver" + +/* Descriptor related parameters */ +#define XLGMAC_TX_DESC_CNT 1024 +#define XLGMAC_TX_DESC_MIN_FREE (XLGMAC_TX_DESC_CNT >> 3) +#define XLGMAC_TX_DESC_MAX_PROC (XLGMAC_TX_DESC_CNT >> 1) +#define XLGMAC_RX_DESC_CNT 1024 +#define XLGMAC_RX_DESC_MAX_DIRTY (XLGMAC_RX_DESC_CNT >> 3) + +/* Descriptors required for maximum contiguous TSO/GSO packet */ +#define XLGMAC_TX_MAX_SPLIT ((GSO_MAX_SIZE / XLGMAC_TX_MAX_BUF_SIZE) + 1) + +/* Maximum possible descriptors needed for a SKB */ +#define XLGMAC_TX_MAX_DESC_NR (MAX_SKB_FRAGS + XLGMAC_TX_MAX_SPLIT + 2) + +#define XLGMAC_TX_MAX_BUF_SIZE (0x3fff & ~(64 - 1)) +#define XLGMAC_RX_MIN_BUF_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) +#define XLGMAC_RX_BUF_ALIGN 64 + +/* Maximum Size for Splitting the Header Data + * Keep in sync with SKB_ALLOC_SIZE + * 3'b000: 64 bytes, 3'b001: 128 bytes + * 3'b010: 256 bytes, 3'b011: 512 bytes + * 3'b100: 1023 bytes , 3'b101'3'b111: Reserved + */ +#define XLGMAC_SPH_HDSMS_SIZE 3 +#define XLGMAC_SKB_ALLOC_SIZE 512 + +#define XLGMAC_MAX_FIFO 81920 + +#define XLGMAC_MAX_DMA_CHANNELS 16 +#define XLGMAC_DMA_STOP_TIMEOUT 5 +#define XLGMAC_DMA_INTERRUPT_MASK 0x31c7 + +/* Default coalescing parameters */ +#define XLGMAC_INIT_DMA_TX_USECS 1000 +#define XLGMAC_INIT_DMA_TX_FRAMES 25 +#define XLGMAC_INIT_DMA_RX_USECS 30 +#define XLGMAC_INIT_DMA_RX_FRAMES 25 +#define XLGMAC_MAX_DMA_RIWT 0xff +#define XLGMAC_MIN_DMA_RIWT 0x01 + +/* Flow control queue count */ +#define XLGMAC_MAX_FLOW_CONTROL_QUEUES 8 + +/* System clock is 125 MHz */ +#define XLGMAC_SYSCLOCK 125000000 + +/* Maximum MAC address hash table size (256 bits = 8 bytes) */ +#define XLGMAC_MAC_HASH_TABLE_SIZE 8 + +/* Receive Side Scaling */ +#define XLGMAC_RSS_HASH_KEY_SIZE 40 +#define XLGMAC_RSS_MAX_TABLE_SIZE 256 +#define XLGMAC_RSS_LOOKUP_TABLE_TYPE 0 +#define XLGMAC_RSS_HASH_KEY_TYPE 1 + +#define XLGMAC_STD_PACKET_MTU 1500 +#define XLGMAC_JUMBO_PACKET_MTU 9000 + +/* Helper macro for descriptor handling + * Always use XLGMAC_GET_DESC_DATA to access the descriptor data + */ +#define XLGMAC_GET_DESC_DATA(ring, idx) ({ \ + typeof(ring) _ring = (ring); \ + ((_ring)->desc_data_head + \ + ((idx) & ((_ring)->dma_desc_count - 1))); \ +}) + +#define XLGMAC_GET_REG_BITS(var, pos, len) ({ \ + typeof(pos) _pos = (pos); \ + typeof(len) _len = (len); \ + ((var) & GENMASK(_pos + _len - 1, _pos)) >> (_pos); \ +}) + +#define XLGMAC_GET_REG_BITS_LE(var, pos, len) ({ \ + typeof(pos) _pos = (pos); \ + typeof(len) _len = (len); \ + typeof(var) _var = le32_to_cpu((var)); \ + ((_var) & GENMASK(_pos + _len - 1, _pos)) >> (_pos); \ +}) + +#define XLGMAC_SET_REG_BITS(var, pos, len, val) ({ \ + typeof(var) _var = (var); \ + typeof(pos) _pos = (pos); \ + typeof(len) _len = (len); \ + typeof(val) _val = (val); \ + _val = (_val << _pos) & GENMASK(_pos + _len - 1, _pos); \ + _var = (_var & ~GENMASK(_pos + _len - 1, _pos)) | _val; \ +}) + +#define XLGMAC_SET_REG_BITS_LE(var, pos, len, val) ({ \ + typeof(var) _var = (var); \ + typeof(pos) _pos = (pos); \ + typeof(len) _len = (len); \ + typeof(val) _val = (val); \ + _val = (_val << _pos) & GENMASK(_pos + _len - 1, _pos); \ + _var = (_var & ~GENMASK(_pos + _len - 1, _pos)) | _val; \ + cpu_to_le32(_var); \ +}) + +struct xlgmac_pdata; + +enum xlgmac_int { + XLGMAC_INT_DMA_CH_SR_TI, + XLGMAC_INT_DMA_CH_SR_TPS, + XLGMAC_INT_DMA_CH_SR_TBU, + XLGMAC_INT_DMA_CH_SR_RI, + XLGMAC_INT_DMA_CH_SR_RBU, + XLGMAC_INT_DMA_CH_SR_RPS, + XLGMAC_INT_DMA_CH_SR_TI_RI, + XLGMAC_INT_DMA_CH_SR_FBE, + XLGMAC_INT_DMA_ALL, +}; + +struct xlgmac_stats { + /* MMC TX counters */ + u64 txoctetcount_gb; + u64 txframecount_gb; + u64 txbroadcastframes_g; + u64 txmulticastframes_g; + u64 tx64octets_gb; + u64 tx65to127octets_gb; + u64 tx128to255octets_gb; + u64 tx256to511octets_gb; + u64 tx512to1023octets_gb; + u64 tx1024tomaxoctets_gb; + u64 txunicastframes_gb; + u64 txmulticastframes_gb; + u64 txbroadcastframes_gb; + u64 txunderflowerror; + u64 txoctetcount_g; + u64 txframecount_g; + u64 txpauseframes; + u64 txvlanframes_g; + + /* MMC RX counters */ + u64 rxframecount_gb; + u64 rxoctetcount_gb; + u64 rxoctetcount_g; + u64 rxbroadcastframes_g; + u64 rxmulticastframes_g; + u64 rxcrcerror; + u64 rxrunterror; + u64 rxjabbererror; + u64 rxundersize_g; + u64 rxoversize_g; + u64 rx64octets_gb; + u64 rx65to127octets_gb; + u64 rx128to255octets_gb; + u64 rx256to511octets_gb; + u64 rx512to1023octets_gb; + u64 rx1024tomaxoctets_gb; + u64 rxunicastframes_g; + u64 rxlengtherror; + u64 rxoutofrangetype; + u64 rxpauseframes; + u64 rxfifooverflow; + u64 rxvlanframes_gb; + u64 rxwatchdogerror; + + /* Extra counters */ + u64 tx_tso_packets; + u64 rx_split_header_packets; + u64 tx_process_stopped; + u64 rx_process_stopped; + u64 tx_buffer_unavailable; + u64 rx_buffer_unavailable; + u64 fatal_bus_error; + u64 tx_vlan_packets; + u64 rx_vlan_packets; + u64 napi_poll_isr; + u64 napi_poll_txtimer; +}; + +struct xlgmac_ring_buf { + struct sk_buff *skb; + dma_addr_t skb_dma; + unsigned int skb_len; +}; + +/* Common Tx and Rx DMA hardware descriptor */ +struct xlgmac_dma_desc { + __le32 desc0; + __le32 desc1; + __le32 desc2; + __le32 desc3; +}; + +/* Page allocation related values */ +struct xlgmac_page_alloc { + struct page *pages; + unsigned int pages_len; + unsigned int pages_offset; + + dma_addr_t pages_dma; +}; + +/* Ring entry buffer data */ +struct xlgmac_buffer_data { + struct xlgmac_page_alloc pa; + struct xlgmac_page_alloc pa_unmap; + + dma_addr_t dma_base; + unsigned long dma_off; + unsigned int dma_len; +}; + +/* Tx-related desc data */ +struct xlgmac_tx_desc_data { + unsigned int packets; /* BQL packet count */ + unsigned int bytes; /* BQL byte count */ +}; + +/* Rx-related desc data */ +struct xlgmac_rx_desc_data { + struct xlgmac_buffer_data hdr; /* Header locations */ + struct xlgmac_buffer_data buf; /* Payload locations */ + + unsigned short hdr_len; /* Length of received header */ + unsigned short len; /* Length of received packet */ +}; + +struct xlgmac_pkt_info { + struct sk_buff *skb; + + unsigned int attributes; + + unsigned int errors; + + /* descriptors needed for this packet */ + unsigned int desc_count; + unsigned int length; + + unsigned int tx_packets; + unsigned int tx_bytes; + + unsigned int header_len; + unsigned int tcp_header_len; + unsigned int tcp_payload_len; + unsigned short mss; + + unsigned short vlan_ctag; + + u64 rx_tstamp; + + u32 rss_hash; + enum pkt_hash_types rss_hash_type; +}; + +struct xlgmac_desc_data { + /* dma_desc: Virtual address of descriptor + * dma_desc_addr: DMA address of descriptor + */ + struct xlgmac_dma_desc *dma_desc; + dma_addr_t dma_desc_addr; + + /* skb: Virtual address of SKB + * skb_dma: DMA address of SKB data + * skb_dma_len: Length of SKB DMA area + */ + struct sk_buff *skb; + dma_addr_t skb_dma; + unsigned int skb_dma_len; + + /* Tx/Rx -related data */ + struct xlgmac_tx_desc_data tx; + struct xlgmac_rx_desc_data rx; + + unsigned int mapped_as_page; + + /* Incomplete receive save location. If the budget is exhausted + * or the last descriptor (last normal descriptor or a following + * context descriptor) has not been DMA'd yet the current state + * of the receive processing needs to be saved. + */ + unsigned int state_saved; + struct { + struct sk_buff *skb; + unsigned int len; + unsigned int error; + } state; +}; + +struct xlgmac_ring { + /* Per packet related information */ + struct xlgmac_pkt_info pkt_info; + + /* Virtual/DMA addresses of DMA descriptor list and the total count */ + struct xlgmac_dma_desc *dma_desc_head; + dma_addr_t dma_desc_head_addr; + unsigned int dma_desc_count; + + /* Array of descriptor data corresponding the DMA descriptor + * (always use the XLGMAC_GET_DESC_DATA macro to access this data) + */ + struct xlgmac_desc_data *desc_data_head; + + /* Page allocation for RX buffers */ + struct xlgmac_page_alloc rx_hdr_pa; + struct xlgmac_page_alloc rx_buf_pa; + + /* Ring index values + * cur - Tx: index of descriptor to be used for current transfer + * Rx: index of descriptor to check for packet availability + * dirty - Tx: index of descriptor to check for transfer complete + * Rx: index of descriptor to check for buffer reallocation + */ + unsigned int cur; + unsigned int dirty; + + /* Coalesce frame count used for interrupt bit setting */ + unsigned int coalesce_count; + + union { + struct { + unsigned int xmit_more; + unsigned int queue_stopped; + unsigned short cur_mss; + unsigned short cur_vlan_ctag; + } tx; + }; +} ____cacheline_aligned; + +struct xlgmac_channel { + char name[16]; + + /* Address of private data area for device */ + struct xlgmac_pdata *pdata; + + /* Queue index and base address of queue's DMA registers */ + unsigned int queue_index; + void __iomem *dma_regs; + + /* Per channel interrupt irq number */ + int dma_irq; + char dma_irq_name[IFNAMSIZ + 32]; + + /* Netdev related settings */ + struct napi_struct napi; + + unsigned int saved_ier; + + unsigned int tx_timer_active; + struct timer_list tx_timer; + + struct xlgmac_ring *tx_ring; + struct xlgmac_ring *rx_ring; +} ____cacheline_aligned; + +struct xlgmac_desc_ops { + int (*alloc_channles_and_rings)(struct xlgmac_pdata *pdata); + void (*free_channels_and_rings)(struct xlgmac_pdata *pdata); + int (*map_tx_skb)(struct xlgmac_channel *channel, + struct sk_buff *skb); + int (*map_rx_buffer)(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + struct xlgmac_desc_data *desc_data); + void (*unmap_desc_data)(struct xlgmac_pdata *pdata, + struct xlgmac_desc_data *desc_data); + void (*tx_desc_init)(struct xlgmac_pdata *pdata); + void (*rx_desc_init)(struct xlgmac_pdata *pdata); +}; + +struct xlgmac_hw_ops { + int (*init)(struct xlgmac_pdata *pdata); + int (*exit)(struct xlgmac_pdata *pdata); + + int (*tx_complete)(struct xlgmac_dma_desc *dma_desc); + + void (*enable_tx)(struct xlgmac_pdata *pdata); + void (*disable_tx)(struct xlgmac_pdata *pdata); + void (*enable_rx)(struct xlgmac_pdata *pdata); + void (*disable_rx)(struct xlgmac_pdata *pdata); + + int (*enable_int)(struct xlgmac_channel *channel, + enum xlgmac_int int_id); + int (*disable_int)(struct xlgmac_channel *channel, + enum xlgmac_int int_id); + void (*dev_xmit)(struct xlgmac_channel *channel); + int (*dev_read)(struct xlgmac_channel *channel); + + int (*set_mac_address)(struct xlgmac_pdata *pdata, u8 *addr); + int (*config_rx_mode)(struct xlgmac_pdata *pdata); + int (*enable_rx_csum)(struct xlgmac_pdata *pdata); + int (*disable_rx_csum)(struct xlgmac_pdata *pdata); + + /* For MII speed configuration */ + int (*set_xlgmii_25000_speed)(struct xlgmac_pdata *pdata); + int (*set_xlgmii_40000_speed)(struct xlgmac_pdata *pdata); + int (*set_xlgmii_50000_speed)(struct xlgmac_pdata *pdata); + int (*set_xlgmii_100000_speed)(struct xlgmac_pdata *pdata); + + /* For descriptor related operation */ + void (*tx_desc_init)(struct xlgmac_channel *channel); + void (*rx_desc_init)(struct xlgmac_channel *channel); + void (*tx_desc_reset)(struct xlgmac_desc_data *desc_data); + void (*rx_desc_reset)(struct xlgmac_pdata *pdata, + struct xlgmac_desc_data *desc_data, + unsigned int index); + int (*is_last_desc)(struct xlgmac_dma_desc *dma_desc); + int (*is_context_desc)(struct xlgmac_dma_desc *dma_desc); + void (*tx_start_xmit)(struct xlgmac_channel *channel, + struct xlgmac_ring *ring); + + /* For Flow Control */ + int (*config_tx_flow_control)(struct xlgmac_pdata *pdata); + int (*config_rx_flow_control)(struct xlgmac_pdata *pdata); + + /* For Vlan related config */ + int (*enable_rx_vlan_stripping)(struct xlgmac_pdata *pdata); + int (*disable_rx_vlan_stripping)(struct xlgmac_pdata *pdata); + int (*enable_rx_vlan_filtering)(struct xlgmac_pdata *pdata); + int (*disable_rx_vlan_filtering)(struct xlgmac_pdata *pdata); + int (*update_vlan_hash_table)(struct xlgmac_pdata *pdata); + + /* For RX coalescing */ + int (*config_rx_coalesce)(struct xlgmac_pdata *pdata); + int (*config_tx_coalesce)(struct xlgmac_pdata *pdata); + unsigned int (*usec_to_riwt)(struct xlgmac_pdata *pdata, + unsigned int usec); + unsigned int (*riwt_to_usec)(struct xlgmac_pdata *pdata, + unsigned int riwt); + + /* For RX and TX threshold config */ + int (*config_rx_threshold)(struct xlgmac_pdata *pdata, + unsigned int val); + int (*config_tx_threshold)(struct xlgmac_pdata *pdata, + unsigned int val); + + /* For RX and TX Store and Forward Mode config */ + int (*config_rsf_mode)(struct xlgmac_pdata *pdata, + unsigned int val); + int (*config_tsf_mode)(struct xlgmac_pdata *pdata, + unsigned int val); + + /* For TX DMA Operate on Second Frame config */ + int (*config_osp_mode)(struct xlgmac_pdata *pdata); + + /* For RX and TX PBL config */ + int (*config_rx_pbl_val)(struct xlgmac_pdata *pdata); + int (*get_rx_pbl_val)(struct xlgmac_pdata *pdata); + int (*config_tx_pbl_val)(struct xlgmac_pdata *pdata); + int (*get_tx_pbl_val)(struct xlgmac_pdata *pdata); + int (*config_pblx8)(struct xlgmac_pdata *pdata); + + /* For MMC statistics */ + void (*rx_mmc_int)(struct xlgmac_pdata *pdata); + void (*tx_mmc_int)(struct xlgmac_pdata *pdata); + void (*read_mmc_stats)(struct xlgmac_pdata *pdata); + + /* For Receive Side Scaling */ + int (*enable_rss)(struct xlgmac_pdata *pdata); + int (*disable_rss)(struct xlgmac_pdata *pdata); + int (*set_rss_hash_key)(struct xlgmac_pdata *pdata, + const u8 *key); + int (*set_rss_lookup_table)(struct xlgmac_pdata *pdata, + const u32 *table); +}; + +/* This structure contains flags that indicate what hardware features + * or configurations are present in the device. + */ +struct xlgmac_hw_features { + /* HW Version */ + unsigned int version; + + /* HW Feature Register0 */ + unsigned int phyifsel; /* PHY interface support */ + unsigned int vlhash; /* VLAN Hash Filter */ + unsigned int sma; /* SMA(MDIO) Interface */ + unsigned int rwk; /* PMT remote wake-up packet */ + unsigned int mgk; /* PMT magic packet */ + unsigned int mmc; /* RMON module */ + unsigned int aoe; /* ARP Offload */ + unsigned int ts; /* IEEE 1588-2008 Advanced Timestamp */ + unsigned int eee; /* Energy Efficient Ethernet */ + unsigned int tx_coe; /* Tx Checksum Offload */ + unsigned int rx_coe; /* Rx Checksum Offload */ + unsigned int addn_mac; /* Additional MAC Addresses */ + unsigned int ts_src; /* Timestamp Source */ + unsigned int sa_vlan_ins; /* Source Address or VLAN Insertion */ + + /* HW Feature Register1 */ + unsigned int rx_fifo_size; /* MTL Receive FIFO Size */ + unsigned int tx_fifo_size; /* MTL Transmit FIFO Size */ + unsigned int adv_ts_hi; /* Advance Timestamping High Word */ + unsigned int dma_width; /* DMA width */ + unsigned int dcb; /* DCB Feature */ + unsigned int sph; /* Split Header Feature */ + unsigned int tso; /* TCP Segmentation Offload */ + unsigned int dma_debug; /* DMA Debug Registers */ + unsigned int rss; /* Receive Side Scaling */ + unsigned int tc_cnt; /* Number of Traffic Classes */ + unsigned int hash_table_size; /* Hash Table Size */ + unsigned int l3l4_filter_num; /* Number of L3-L4 Filters */ + + /* HW Feature Register2 */ + unsigned int rx_q_cnt; /* Number of MTL Receive Queues */ + unsigned int tx_q_cnt; /* Number of MTL Transmit Queues */ + unsigned int rx_ch_cnt; /* Number of DMA Receive Channels */ + unsigned int tx_ch_cnt; /* Number of DMA Transmit Channels */ + unsigned int pps_out_num; /* Number of PPS outputs */ + unsigned int aux_snap_num; /* Number of Aux snapshot inputs */ +}; + +struct xlgmac_resources { + void __iomem *addr; + int irq; +}; + +struct xlgmac_pdata { + struct net_device *netdev; + struct device *dev; + + struct xlgmac_hw_ops hw_ops; + struct xlgmac_desc_ops desc_ops; + + /* Device statistics */ + struct xlgmac_stats stats; + + u32 msg_enable; + + /* MAC registers base */ + void __iomem *mac_regs; + + /* Hardware features of the device */ + struct xlgmac_hw_features hw_feat; + + struct work_struct restart_work; + + /* Rings for Tx/Rx on a DMA channel */ + struct xlgmac_channel *channel_head; + unsigned int channel_count; + unsigned int tx_ring_count; + unsigned int rx_ring_count; + unsigned int tx_desc_count; + unsigned int rx_desc_count; + unsigned int tx_q_count; + unsigned int rx_q_count; + + /* Tx/Rx common settings */ + unsigned int pblx8; + + /* Tx settings */ + unsigned int tx_sf_mode; + unsigned int tx_threshold; + unsigned int tx_pbl; + unsigned int tx_osp_mode; + + /* Rx settings */ + unsigned int rx_sf_mode; + unsigned int rx_threshold; + unsigned int rx_pbl; + + /* Tx coalescing settings */ + unsigned int tx_usecs; + unsigned int tx_frames; + + /* Rx coalescing settings */ + unsigned int rx_riwt; + unsigned int rx_usecs; + unsigned int rx_frames; + + /* Current Rx buffer size */ + unsigned int rx_buf_size; + + /* Flow control settings */ + unsigned int tx_pause; + unsigned int rx_pause; + + /* Device interrupt number */ + int dev_irq; + unsigned int per_channel_irq; + int channel_irq[XLGMAC_MAX_DMA_CHANNELS]; + + /* Netdev related settings */ + unsigned char mac_addr[ETH_ALEN]; + netdev_features_t netdev_features; + struct napi_struct napi; + + /* Filtering support */ + unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; + + /* Device clocks */ + unsigned long sysclk_rate; + + /* RSS addressing mutex */ + struct mutex rss_mutex; + + /* Receive Side Scaling settings */ + u8 rss_key[XLGMAC_RSS_HASH_KEY_SIZE]; + u32 rss_table[XLGMAC_RSS_MAX_TABLE_SIZE]; + u32 rss_options; + + int phy_speed; + + char drv_name[32]; + char drv_ver[32]; +}; + +void xlgmac_init_desc_ops(struct xlgmac_desc_ops *desc_ops); +void xlgmac_init_hw_ops(struct xlgmac_hw_ops *hw_ops); +const struct net_device_ops *xlgmac_get_netdev_ops(void); +const struct ethtool_ops *xlgmac_get_ethtool_ops(void); +void xlgmac_dump_tx_desc(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + unsigned int idx, + unsigned int count, + unsigned int flag); +void xlgmac_dump_rx_desc(struct xlgmac_pdata *pdata, + struct xlgmac_ring *ring, + unsigned int idx); +void xlgmac_print_pkt(struct net_device *netdev, + struct sk_buff *skb, bool tx_rx); +void xlgmac_get_all_hw_features(struct xlgmac_pdata *pdata); +void xlgmac_print_all_hw_features(struct xlgmac_pdata *pdata); +int xlgmac_drv_probe(struct device *dev, + struct xlgmac_resources *res); +int xlgmac_drv_remove(struct device *dev); + +/* For debug prints */ +#ifdef XLGMAC_DEBUG +#define XLGMAC_PR(fmt, args...) \ + pr_alert("[%s,%d]:" fmt, __func__, __LINE__, ## args) +#else +#define XLGMAC_PR(x...) do { } while (0) +#endif + +#endif /* __DWC_XLGMAC_H__ */ diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index f864fd0663db..711fbbbc4b1f 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -2124,33 +2124,26 @@ static const char }; /* - * bdx_get_settings - get device-specific settings + * bdx_get_link_ksettings - get device-specific settings * @netdev * @ecmd */ -static int bdx_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) -{ - u32 rdintcm; - u32 tdintcm; - struct bdx_priv *priv = netdev_priv(netdev); - - rdintcm = priv->rdintcm; - tdintcm = priv->tdintcm; - - ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); - ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); - ethtool_cmd_speed_set(ecmd, SPEED_10000); - ecmd->duplex = DUPLEX_FULL; - ecmd->port = PORT_FIBRE; - ecmd->transceiver = XCVR_EXTERNAL; /* what does it mean? */ - ecmd->autoneg = AUTONEG_DISABLE; - - /* PCK_TH measures in multiples of FIFO bytes - We translate to packets */ - ecmd->maxtxpkt = - ((GET_PCK_TH(tdintcm) * PCK_TH_MULT) / BDX_TXF_DESC_SZ); - ecmd->maxrxpkt = - ((GET_PCK_TH(rdintcm) * PCK_TH_MULT) / sizeof(struct rxf_desc)); +static int bdx_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *ecmd) +{ + ethtool_link_ksettings_zero_link_mode(ecmd, supported); + ethtool_link_ksettings_add_link_mode(ecmd, supported, + 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE); + ethtool_link_ksettings_zero_link_mode(ecmd, advertising); + ethtool_link_ksettings_add_link_mode(ecmd, advertising, + 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(ecmd, advertising, FIBRE); + + ecmd->base.speed = SPEED_10000; + ecmd->base.duplex = DUPLEX_FULL; + ecmd->base.port = PORT_FIBRE; + ecmd->base.autoneg = AUTONEG_DISABLE; return 0; } @@ -2384,7 +2377,6 @@ static void bdx_get_ethtool_stats(struct net_device *netdev, static void bdx_set_ethtool_ops(struct net_device *netdev) { static const struct ethtool_ops bdx_ethtool_ops = { - .get_settings = bdx_get_settings, .get_drvinfo = bdx_get_drvinfo, .get_link = ethtool_op_get_link, .get_coalesce = bdx_get_coalesce, @@ -2394,6 +2386,7 @@ static void bdx_set_ethtool_ops(struct net_device *netdev) .get_strings = bdx_get_strings, .get_sset_count = bdx_get_sset_count, .get_ethtool_stats = bdx_get_ethtool_stats, + .get_link_ksettings = bdx_get_link_ksettings, }; netdev->ethtool_ops = &bdx_ethtool_ops; diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c index 7c7ae0890e90..9027c9c509b5 100644 --- a/drivers/net/ethernet/ti/netcp_core.c +++ b/drivers/net/ethernet/ti/netcp_core.c @@ -1882,6 +1882,7 @@ static u16 netcp_select_queue(struct net_device *dev, struct sk_buff *skb, static int netcp_setup_tc(struct net_device *dev, u32 handle, __be16 proto, struct tc_to_netdev *tc) { + u8 num_tc; int i; /* setup tc must be called under rtnl lock */ @@ -1890,15 +1891,18 @@ static int netcp_setup_tc(struct net_device *dev, u32 handle, __be16 proto, if (tc->type != TC_SETUP_MQPRIO) return -EINVAL; + tc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + num_tc = tc->mqprio->num_tc; + /* Sanity-check the number of traffic classes requested */ if ((dev->real_num_tx_queues <= 1) || - (dev->real_num_tx_queues < tc->tc)) + (dev->real_num_tx_queues < num_tc)) return -EINVAL; /* Configure traffic class to queue mappings */ - if (tc->tc) { - netdev_set_num_tc(dev, tc->tc); - for (i = 0; i < tc->tc; i++) + if (num_tc) { + netdev_set_num_tc(dev, num_tc); + for (i = 0; i < num_tc; i++) netdev_set_tc_queue(dev, i, 1, i); } else { netdev_reset_tc(dev); diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c index 72013314bba8..fa6a06571187 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c @@ -1206,61 +1206,68 @@ void gelic_net_get_drvinfo(struct net_device *netdev, strlcpy(info->version, DRV_VERSION, sizeof(info->version)); } -static int gelic_ether_get_settings(struct net_device *netdev, - struct ethtool_cmd *cmd) +static int gelic_ether_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct gelic_card *card = netdev_card(netdev); + u32 supported, advertising; gelic_card_get_ether_port_status(card, 0); if (card->ether_port_status & GELIC_LV1_ETHER_FULL_DUPLEX) - cmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - cmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; switch (card->ether_port_status & GELIC_LV1_ETHER_SPEED_MASK) { case GELIC_LV1_ETHER_SPEED_10: - ethtool_cmd_speed_set(cmd, SPEED_10); + cmd->base.speed = SPEED_10; break; case GELIC_LV1_ETHER_SPEED_100: - ethtool_cmd_speed_set(cmd, SPEED_100); + cmd->base.speed = SPEED_100; break; case GELIC_LV1_ETHER_SPEED_1000: - ethtool_cmd_speed_set(cmd, SPEED_1000); + cmd->base.speed = SPEED_1000; break; default: pr_info("%s: speed unknown\n", __func__); - ethtool_cmd_speed_set(cmd, SPEED_10); + cmd->base.speed = SPEED_10; break; } - cmd->supported = SUPPORTED_TP | SUPPORTED_Autoneg | + supported = SUPPORTED_TP | SUPPORTED_Autoneg | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_1000baseT_Full; - cmd->advertising = cmd->supported; + advertising = supported; if (card->link_mode & GELIC_LV1_ETHER_AUTO_NEG) { - cmd->autoneg = AUTONEG_ENABLE; + cmd->base.autoneg = AUTONEG_ENABLE; } else { - cmd->autoneg = AUTONEG_DISABLE; - cmd->advertising &= ~ADVERTISED_Autoneg; + cmd->base.autoneg = AUTONEG_DISABLE; + advertising &= ~ADVERTISED_Autoneg; } - cmd->port = PORT_TP; + cmd->base.port = PORT_TP; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int gelic_ether_set_settings(struct net_device *netdev, - struct ethtool_cmd *cmd) +static int +gelic_ether_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) { struct gelic_card *card = netdev_card(netdev); u64 mode; int ret; - if (cmd->autoneg == AUTONEG_ENABLE) { + if (cmd->base.autoneg == AUTONEG_ENABLE) { mode = GELIC_LV1_ETHER_AUTO_NEG; } else { - switch (cmd->speed) { + switch (cmd->base.speed) { case SPEED_10: mode = GELIC_LV1_ETHER_SPEED_10; break; @@ -1273,9 +1280,9 @@ static int gelic_ether_set_settings(struct net_device *netdev, default: return -EINVAL; } - if (cmd->duplex == DUPLEX_FULL) + if (cmd->base.duplex == DUPLEX_FULL) { mode |= GELIC_LV1_ETHER_FULL_DUPLEX; - else if (cmd->speed == SPEED_1000) { + } else if (cmd->base.speed == SPEED_1000) { pr_info("1000 half duplex is not supported.\n"); return -EINVAL; } @@ -1370,11 +1377,11 @@ done: static const struct ethtool_ops gelic_ether_ethtool_ops = { .get_drvinfo = gelic_net_get_drvinfo, - .get_settings = gelic_ether_get_settings, - .set_settings = gelic_ether_set_settings, .get_link = ethtool_op_get_link, .get_wol = gelic_net_get_wol, .set_wol = gelic_net_set_wol, + .get_link_ksettings = gelic_ether_get_link_ksettings, + .set_link_ksettings = gelic_ether_set_link_ksettings, }; /** diff --git a/drivers/net/ethernet/toshiba/spider_net_ethtool.c b/drivers/net/ethernet/toshiba/spider_net_ethtool.c index ffe519382e11..16bd036d0682 100644 --- a/drivers/net/ethernet/toshiba/spider_net_ethtool.c +++ b/drivers/net/ethernet/toshiba/spider_net_ethtool.c @@ -47,19 +47,23 @@ static struct { }; static int -spider_net_ethtool_get_settings(struct net_device *netdev, - struct ethtool_cmd *cmd) +spider_net_ethtool_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct spider_net_card *card; card = netdev_priv(netdev); - cmd->supported = (SUPPORTED_1000baseT_Full | - SUPPORTED_FIBRE); - cmd->advertising = (ADVERTISED_1000baseT_Full | - ADVERTISED_FIBRE); - cmd->port = PORT_FIBRE; - ethtool_cmd_speed_set(cmd, card->phy.speed); - cmd->duplex = DUPLEX_FULL; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, 1000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_add_link_mode(cmd, advertising, 1000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); + + cmd->base.port = PORT_FIBRE; + cmd->base.speed = card->phy.speed; + cmd->base.duplex = DUPLEX_FULL; return 0; } @@ -166,7 +170,6 @@ static void spider_net_get_strings(struct net_device *netdev, u32 stringset, } const struct ethtool_ops spider_net_ethtool_ops = { - .get_settings = spider_net_ethtool_get_settings, .get_drvinfo = spider_net_ethtool_get_drvinfo, .get_wol = spider_net_ethtool_get_wol, .get_msglevel = spider_net_ethtool_get_msglevel, @@ -177,5 +180,6 @@ const struct ethtool_ops spider_net_ethtool_ops = { .get_strings = spider_net_get_strings, .get_sset_count = spider_net_get_sset_count, .get_ethtool_stats = spider_net_get_ethtool_stats, + .get_link_ksettings = spider_net_ethtool_get_link_ksettings, }; diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c index c5583991da4a..5ac6eaa9e785 100644 --- a/drivers/net/ethernet/tundra/tsi108_eth.c +++ b/drivers/net/ethernet/tundra/tsi108_eth.c @@ -1499,27 +1499,29 @@ static void tsi108_init_mac(struct net_device *dev) TSI_WRITE(TSI108_EC_INTMASK, ~0); } -static int tsi108_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int tsi108_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct tsi108_prv_data *data = netdev_priv(dev); unsigned long flags; int rc; spin_lock_irqsave(&data->txlock, flags); - rc = mii_ethtool_gset(&data->mii_if, cmd); + rc = mii_ethtool_get_link_ksettings(&data->mii_if, cmd); spin_unlock_irqrestore(&data->txlock, flags); return rc; } -static int tsi108_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int tsi108_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct tsi108_prv_data *data = netdev_priv(dev); unsigned long flags; int rc; spin_lock_irqsave(&data->txlock, flags); - rc = mii_ethtool_sset(&data->mii_if, cmd); + rc = mii_ethtool_set_link_ksettings(&data->mii_if, cmd); spin_unlock_irqrestore(&data->txlock, flags); return rc; @@ -1535,8 +1537,8 @@ static int tsi108_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) static const struct ethtool_ops tsi108_ethtool_ops = { .get_link = ethtool_op_get_link, - .get_settings = tsi108_get_settings, - .set_settings = tsi108_set_settings, + .get_link_ksettings = tsi108_get_link_ksettings, + .set_link_ksettings = tsi108_set_link_ksettings, }; static const struct net_device_ops tsi108_netdev_ops = { diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index c068c58428f7..4cf41f779d0e 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -2303,25 +2303,27 @@ static void netdev_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *i strlcpy(info->bus_info, dev_name(hwdev), sizeof(info->bus_info)); } -static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netdev_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct rhine_private *rp = netdev_priv(dev); int rc; mutex_lock(&rp->task_lock); - rc = mii_ethtool_gset(&rp->mii_if, cmd); + rc = mii_ethtool_get_link_ksettings(&rp->mii_if, cmd); mutex_unlock(&rp->task_lock); return rc; } -static int netdev_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netdev_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct rhine_private *rp = netdev_priv(dev); int rc; mutex_lock(&rp->task_lock); - rc = mii_ethtool_sset(&rp->mii_if, cmd); + rc = mii_ethtool_set_link_ksettings(&rp->mii_if, cmd); rhine_set_carrier(&rp->mii_if); mutex_unlock(&rp->task_lock); @@ -2391,14 +2393,14 @@ static int rhine_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) static const struct ethtool_ops netdev_ethtool_ops = { .get_drvinfo = netdev_get_drvinfo, - .get_settings = netdev_get_settings, - .set_settings = netdev_set_settings, .nway_reset = netdev_nway_reset, .get_link = netdev_get_link, .get_msglevel = netdev_get_msglevel, .set_msglevel = netdev_set_msglevel, .get_wol = rhine_get_wol, .set_wol = rhine_set_wol, + .get_link_ksettings = netdev_get_link_ksettings, + .set_link_ksettings = netdev_set_link_ksettings, }; static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c index d088788b27a7..ef9538ee53d0 100644 --- a/drivers/net/ethernet/via/via-velocity.c +++ b/drivers/net/ethernet/via/via-velocity.c @@ -3291,15 +3291,17 @@ static void velocity_ethtool_down(struct net_device *dev) velocity_set_power_state(vptr, PCI_D3hot); } -static int velocity_get_settings(struct net_device *dev, - struct ethtool_cmd *cmd) +static int velocity_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct velocity_info *vptr = netdev_priv(dev); struct mac_regs __iomem *regs = vptr->mac_regs; u32 status; + u32 supported, advertising; + status = check_connection_type(vptr->mac_regs); - cmd->supported = SUPPORTED_TP | + supported = SUPPORTED_TP | SUPPORTED_Autoneg | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | @@ -3308,9 +3310,9 @@ static int velocity_get_settings(struct net_device *dev, SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full; - cmd->advertising = ADVERTISED_TP | ADVERTISED_Autoneg; + advertising = ADVERTISED_TP | ADVERTISED_Autoneg; if (vptr->options.spd_dpx == SPD_DPX_AUTO) { - cmd->advertising |= + advertising |= ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Half | @@ -3320,19 +3322,19 @@ static int velocity_get_settings(struct net_device *dev, } else { switch (vptr->options.spd_dpx) { case SPD_DPX_1000_FULL: - cmd->advertising |= ADVERTISED_1000baseT_Full; + advertising |= ADVERTISED_1000baseT_Full; break; case SPD_DPX_100_HALF: - cmd->advertising |= ADVERTISED_100baseT_Half; + advertising |= ADVERTISED_100baseT_Half; break; case SPD_DPX_100_FULL: - cmd->advertising |= ADVERTISED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; break; case SPD_DPX_10_HALF: - cmd->advertising |= ADVERTISED_10baseT_Half; + advertising |= ADVERTISED_10baseT_Half; break; case SPD_DPX_10_FULL: - cmd->advertising |= ADVERTISED_10baseT_Full; + advertising |= ADVERTISED_10baseT_Full; break; default: break; @@ -3340,30 +3342,35 @@ static int velocity_get_settings(struct net_device *dev, } if (status & VELOCITY_SPEED_1000) - ethtool_cmd_speed_set(cmd, SPEED_1000); + cmd->base.speed = SPEED_1000; else if (status & VELOCITY_SPEED_100) - ethtool_cmd_speed_set(cmd, SPEED_100); + cmd->base.speed = SPEED_100; else - ethtool_cmd_speed_set(cmd, SPEED_10); + cmd->base.speed = SPEED_10; - cmd->autoneg = (status & VELOCITY_AUTONEG_ENABLE) ? AUTONEG_ENABLE : AUTONEG_DISABLE; - cmd->port = PORT_TP; - cmd->transceiver = XCVR_INTERNAL; - cmd->phy_address = readb(®s->MIIADR) & 0x1F; + cmd->base.autoneg = (status & VELOCITY_AUTONEG_ENABLE) ? + AUTONEG_ENABLE : AUTONEG_DISABLE; + cmd->base.port = PORT_TP; + cmd->base.phy_address = readb(®s->MIIADR) & 0x1F; if (status & VELOCITY_DUPLEX_FULL) - cmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; else - cmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, + advertising); return 0; } -static int velocity_set_settings(struct net_device *dev, - struct ethtool_cmd *cmd) +static int velocity_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct velocity_info *vptr = netdev_priv(dev); - u32 speed = ethtool_cmd_speed(cmd); + u32 speed = cmd->base.speed; u32 curr_status; u32 new_status = 0; int ret = 0; @@ -3371,11 +3378,12 @@ static int velocity_set_settings(struct net_device *dev, curr_status = check_connection_type(vptr->mac_regs); curr_status &= (~VELOCITY_LINK_FAIL); - new_status |= ((cmd->autoneg) ? VELOCITY_AUTONEG_ENABLE : 0); + new_status |= ((cmd->base.autoneg) ? VELOCITY_AUTONEG_ENABLE : 0); new_status |= ((speed == SPEED_1000) ? VELOCITY_SPEED_1000 : 0); new_status |= ((speed == SPEED_100) ? VELOCITY_SPEED_100 : 0); new_status |= ((speed == SPEED_10) ? VELOCITY_SPEED_10 : 0); - new_status |= ((cmd->duplex == DUPLEX_FULL) ? VELOCITY_DUPLEX_FULL : 0); + new_status |= ((cmd->base.duplex == DUPLEX_FULL) ? + VELOCITY_DUPLEX_FULL : 0); if ((new_status & VELOCITY_AUTONEG_ENABLE) && (new_status != (curr_status | VELOCITY_AUTONEG_ENABLE))) { @@ -3644,8 +3652,6 @@ static void velocity_get_ethtool_stats(struct net_device *dev, } static const struct ethtool_ops velocity_ethtool_ops = { - .get_settings = velocity_get_settings, - .set_settings = velocity_set_settings, .get_drvinfo = velocity_get_drvinfo, .get_wol = velocity_ethtool_get_wol, .set_wol = velocity_ethtool_set_wol, @@ -3658,7 +3664,9 @@ static const struct ethtool_ops velocity_ethtool_ops = { .get_coalesce = velocity_get_coalesce, .set_coalesce = velocity_set_coalesce, .begin = velocity_ethtool_up, - .complete = velocity_ethtool_down + .complete = velocity_ethtool_down, + .get_link_ksettings = velocity_get_link_ksettings, + .set_link_ksettings = velocity_set_link_ksettings, }; #if defined(CONFIG_PM) && defined(CONFIG_INET) diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index f90267f0519f..2bdfb39215e9 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -1152,7 +1152,8 @@ int w5100_probe(struct device *dev, const struct w5100_ops *ops, if (err < 0) goto err_register; - priv->xfer_wq = alloc_workqueue(netdev_name(ndev), WQ_MEM_RECLAIM, 0); + priv->xfer_wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 0, + netdev_name(ndev)); if (!priv->xfer_wq) { err = -ENOMEM; goto err_wq; diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index b96e96919e31..33c595f4691d 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -301,7 +301,7 @@ static void axienet_set_mac_address(struct net_device *ndev, if (address) memcpy(ndev->dev_addr, address, ETH_ALEN); if (!is_valid_ether_addr(ndev->dev_addr)) - eth_random_addr(ndev->dev_addr); + eth_hw_addr_random(ndev); /* Set up unicast MAC address filter set its mac address */ axienet_iow(lp, XAE_UAW0_OFFSET, diff --git a/drivers/net/fjes/fjes_ethtool.c b/drivers/net/fjes/fjes_ethtool.c index 6575f880f1be..7d101714c2ef 100644 --- a/drivers/net/fjes/fjes_ethtool.c +++ b/drivers/net/fjes/fjes_ethtool.c @@ -175,16 +175,15 @@ static void fjes_get_drvinfo(struct net_device *netdev, "platform:%s", plat_dev->name); } -static int fjes_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +static int fjes_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *ecmd) { - ecmd->supported = 0; - ecmd->advertising = 0; - ecmd->duplex = DUPLEX_FULL; - ecmd->autoneg = AUTONEG_DISABLE; - ecmd->transceiver = XCVR_DUMMY1; - ecmd->port = PORT_NONE; - ethtool_cmd_speed_set(ecmd, 20000); /* 20Gb/s */ + ethtool_link_ksettings_zero_link_mode(ecmd, supported); + ethtool_link_ksettings_zero_link_mode(ecmd, advertising); + ecmd->base.duplex = DUPLEX_FULL; + ecmd->base.autoneg = AUTONEG_DISABLE; + ecmd->base.port = PORT_NONE; + ecmd->base.speed = 20000; /* 20Gb/s */ return 0; } @@ -296,7 +295,6 @@ static int fjes_get_dump_data(struct net_device *netdev, } static const struct ethtool_ops fjes_ethtool_ops = { - .get_settings = fjes_get_settings, .get_drvinfo = fjes_get_drvinfo, .get_ethtool_stats = fjes_get_ethtool_stats, .get_strings = fjes_get_strings, @@ -306,6 +304,7 @@ static const struct ethtool_ops fjes_ethtool_ops = { .set_dump = fjes_set_dump, .get_dump_flag = fjes_get_dump_flag, .get_dump_data = fjes_get_dump_data, + .get_link_ksettings = fjes_get_link_ksettings, }; void fjes_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 89698741682f..4fea1b3dfbb4 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -56,7 +56,10 @@ struct pdp_ctx { u16 af; struct in_addr ms_addr_ip4; - struct in_addr sgsn_addr_ip4; + struct in_addr peer_addr_ip4; + + struct sock *sk; + struct net_device *dev; atomic_t tx_seq; struct rcu_head rcu_head; @@ -66,11 +69,12 @@ struct pdp_ctx { struct gtp_dev { struct list_head list; - struct socket *sock0; - struct socket *sock1u; + struct sock *sk0; + struct sock *sk1u; struct net_device *dev; + unsigned int role; unsigned int hash_size; struct hlist_head *tid_hash; struct hlist_head *addr_hash; @@ -84,6 +88,8 @@ struct gtp_net { static u32 gtp_h_initval; +static void pdp_context_delete(struct pdp_ctx *pctx); + static inline u32 gtp0_hashfn(u64 tid) { u32 *tid32 = (u32 *) &tid; @@ -149,8 +155,8 @@ static struct pdp_ctx *ipv4_pdp_find(struct gtp_dev *gtp, __be32 ms_addr) return NULL; } -static bool gtp_check_src_ms_ipv4(struct sk_buff *skb, struct pdp_ctx *pctx, - unsigned int hdrlen) +static bool gtp_check_ms_ipv4(struct sk_buff *skb, struct pdp_ctx *pctx, + unsigned int hdrlen, unsigned int role) { struct iphdr *iph; @@ -159,25 +165,62 @@ static bool gtp_check_src_ms_ipv4(struct sk_buff *skb, struct pdp_ctx *pctx, iph = (struct iphdr *)(skb->data + hdrlen); - return iph->saddr == pctx->ms_addr_ip4.s_addr; + if (role == GTP_ROLE_SGSN) + return iph->daddr == pctx->ms_addr_ip4.s_addr; + else + return iph->saddr == pctx->ms_addr_ip4.s_addr; } -/* Check if the inner IP source address in this packet is assigned to any +/* Check if the inner IP address in this packet is assigned to any * existing mobile subscriber. */ -static bool gtp_check_src_ms(struct sk_buff *skb, struct pdp_ctx *pctx, - unsigned int hdrlen) +static bool gtp_check_ms(struct sk_buff *skb, struct pdp_ctx *pctx, + unsigned int hdrlen, unsigned int role) { switch (ntohs(skb->protocol)) { case ETH_P_IP: - return gtp_check_src_ms_ipv4(skb, pctx, hdrlen); + return gtp_check_ms_ipv4(skb, pctx, hdrlen, role); } return false; } +static int gtp_rx(struct pdp_ctx *pctx, struct sk_buff *skb, + unsigned int hdrlen, unsigned int role) +{ + struct pcpu_sw_netstats *stats; + + if (!gtp_check_ms(skb, pctx, hdrlen, role)) { + netdev_dbg(pctx->dev, "No PDP ctx for this MS\n"); + return 1; + } + + /* Get rid of the GTP + UDP headers. */ + if (iptunnel_pull_header(skb, hdrlen, skb->protocol, + !net_eq(sock_net(pctx->sk), dev_net(pctx->dev)))) + return -1; + + netdev_dbg(pctx->dev, "forwarding packet from GGSN to uplink\n"); + + /* Now that the UDP and the GTP header have been removed, set up the + * new network header. This is required by the upper layer to + * calculate the transport header. + */ + skb_reset_network_header(skb); + + skb->dev = pctx->dev; + + stats = this_cpu_ptr(pctx->dev->tstats); + u64_stats_update_begin(&stats->syncp); + stats->rx_packets++; + stats->rx_bytes += skb->len; + u64_stats_update_end(&stats->syncp); + + netif_rx(skb); + return 0; +} + /* 1 means pass up to the stack, -1 means drop and 0 means decapsulated. */ -static int gtp0_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, - bool xnet) +static int gtp0_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb) { unsigned int hdrlen = sizeof(struct udphdr) + sizeof(struct gtp0_header); @@ -201,17 +244,10 @@ static int gtp0_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, return 1; } - if (!gtp_check_src_ms(skb, pctx, hdrlen)) { - netdev_dbg(gtp->dev, "No PDP ctx for this MS\n"); - return 1; - } - - /* Get rid of the GTP + UDP headers. */ - return iptunnel_pull_header(skb, hdrlen, skb->protocol, xnet); + return gtp_rx(pctx, skb, hdrlen, gtp->role); } -static int gtp1u_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, - bool xnet) +static int gtp1u_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb) { unsigned int hdrlen = sizeof(struct udphdr) + sizeof(struct gtp1_header); @@ -250,37 +286,33 @@ static int gtp1u_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, return 1; } - if (!gtp_check_src_ms(skb, pctx, hdrlen)) { - netdev_dbg(gtp->dev, "No PDP ctx for this MS\n"); - return 1; - } - - /* Get rid of the GTP + UDP headers. */ - return iptunnel_pull_header(skb, hdrlen, skb->protocol, xnet); + return gtp_rx(pctx, skb, hdrlen, gtp->role); } -static void gtp_encap_disable(struct gtp_dev *gtp) +static void gtp_encap_destroy(struct sock *sk) { - if (gtp->sock0 && gtp->sock0->sk) { - udp_sk(gtp->sock0->sk)->encap_type = 0; - rcu_assign_sk_user_data(gtp->sock0->sk, NULL); - } - if (gtp->sock1u && gtp->sock1u->sk) { - udp_sk(gtp->sock1u->sk)->encap_type = 0; - rcu_assign_sk_user_data(gtp->sock1u->sk, NULL); - } + struct gtp_dev *gtp; - gtp->sock0 = NULL; - gtp->sock1u = NULL; + gtp = rcu_dereference_sk_user_data(sk); + if (gtp) { + udp_sk(sk)->encap_type = 0; + rcu_assign_sk_user_data(sk, NULL); + sock_put(sk); + } } -static void gtp_encap_destroy(struct sock *sk) +static void gtp_encap_disable_sock(struct sock *sk) { - struct gtp_dev *gtp; + if (!sk) + return; - gtp = rcu_dereference_sk_user_data(sk); - if (gtp) - gtp_encap_disable(gtp); + gtp_encap_destroy(sk); +} + +static void gtp_encap_disable(struct gtp_dev *gtp) +{ + gtp_encap_disable_sock(gtp->sk0); + gtp_encap_disable_sock(gtp->sk1u); } /* UDP encapsulation receive handler. See net/ipv4/udp.c. @@ -288,10 +320,8 @@ static void gtp_encap_destroy(struct sock *sk) */ static int gtp_encap_recv(struct sock *sk, struct sk_buff *skb) { - struct pcpu_sw_netstats *stats; struct gtp_dev *gtp; - bool xnet; - int ret; + int ret = 0; gtp = rcu_dereference_sk_user_data(sk); if (!gtp) @@ -299,16 +329,14 @@ static int gtp_encap_recv(struct sock *sk, struct sk_buff *skb) netdev_dbg(gtp->dev, "encap_recv sk=%p\n", sk); - xnet = !net_eq(sock_net(sk), dev_net(gtp->dev)); - switch (udp_sk(sk)->encap_type) { case UDP_ENCAP_GTP0: netdev_dbg(gtp->dev, "received GTP0 packet\n"); - ret = gtp0_udp_encap_recv(gtp, skb, xnet); + ret = gtp0_udp_encap_recv(gtp, skb); break; case UDP_ENCAP_GTP1U: netdev_dbg(gtp->dev, "received GTP1U packet\n"); - ret = gtp1u_udp_encap_recv(gtp, skb, xnet); + ret = gtp1u_udp_encap_recv(gtp, skb); break; default: ret = -1; /* Shouldn't happen. */ @@ -317,33 +345,17 @@ static int gtp_encap_recv(struct sock *sk, struct sk_buff *skb) switch (ret) { case 1: netdev_dbg(gtp->dev, "pass up to the process\n"); - return 1; + break; case 0: - netdev_dbg(gtp->dev, "forwarding packet from GGSN to uplink\n"); break; case -1: netdev_dbg(gtp->dev, "GTP packet has been dropped\n"); kfree_skb(skb); - return 0; + ret = 0; + break; } - /* Now that the UDP and the GTP header have been removed, set up the - * new network header. This is required by the upper layer to - * calculate the transport header. - */ - skb_reset_network_header(skb); - - skb->dev = gtp->dev; - - stats = this_cpu_ptr(gtp->dev->tstats); - u64_stats_update_begin(&stats->syncp); - stats->rx_packets++; - stats->rx_bytes += skb->len; - u64_stats_update_end(&stats->syncp); - - netif_rx(skb); - - return 0; + return ret; } static int gtp_dev_init(struct net_device *dev) @@ -367,8 +379,9 @@ static void gtp_dev_uninit(struct net_device *dev) free_percpu(dev->tstats); } -static struct rtable *ip4_route_output_gtp(struct net *net, struct flowi4 *fl4, - const struct sock *sk, __be32 daddr) +static struct rtable *ip4_route_output_gtp(struct flowi4 *fl4, + const struct sock *sk, + __be32 daddr) { memset(fl4, 0, sizeof(*fl4)); fl4->flowi4_oif = sk->sk_bound_dev_if; @@ -377,7 +390,7 @@ static struct rtable *ip4_route_output_gtp(struct net *net, struct flowi4 *fl4, fl4->flowi4_tos = RT_CONN_FLAGS(sk); fl4->flowi4_proto = sk->sk_protocol; - return ip_route_output_key(net, fl4); + return ip_route_output_key(sock_net(sk), fl4); } static inline void gtp0_push_header(struct sk_buff *skb, struct pdp_ctx *pctx) @@ -466,7 +479,6 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, struct rtable *rt; struct flowi4 fl4; struct iphdr *iph; - struct sock *sk; __be16 df; int mtu; @@ -474,7 +486,11 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, * Prepend PDP header with TEI/TID from PDP ctx. */ iph = ip_hdr(skb); - pctx = ipv4_pdp_find(gtp, iph->daddr); + if (gtp->role == GTP_ROLE_SGSN) + pctx = ipv4_pdp_find(gtp, iph->saddr); + else + pctx = ipv4_pdp_find(gtp, iph->daddr); + if (!pctx) { netdev_dbg(dev, "no PDP ctx found for %pI4, skip\n", &iph->daddr); @@ -482,40 +498,17 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, } netdev_dbg(dev, "found PDP context %p\n", pctx); - switch (pctx->gtp_version) { - case GTP_V0: - if (gtp->sock0) - sk = gtp->sock0->sk; - else - sk = NULL; - break; - case GTP_V1: - if (gtp->sock1u) - sk = gtp->sock1u->sk; - else - sk = NULL; - break; - default: - return -ENOENT; - } - - if (!sk) { - netdev_dbg(dev, "no userspace socket is available, skip\n"); - return -ENOENT; - } - - rt = ip4_route_output_gtp(sock_net(sk), &fl4, gtp->sock0->sk, - pctx->sgsn_addr_ip4.s_addr); + rt = ip4_route_output_gtp(&fl4, pctx->sk, pctx->peer_addr_ip4.s_addr); if (IS_ERR(rt)) { netdev_dbg(dev, "no route to SSGN %pI4\n", - &pctx->sgsn_addr_ip4.s_addr); + &pctx->peer_addr_ip4.s_addr); dev->stats.tx_carrier_errors++; goto err; } if (rt->dst.dev == dev) { netdev_dbg(dev, "circular route to SSGN %pI4\n", - &pctx->sgsn_addr_ip4.s_addr); + &pctx->peer_addr_ip4.s_addr); dev->stats.collisions++; goto err_rt; } @@ -550,7 +543,7 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, goto err_rt; } - gtp_set_pktinfo_ipv4(pktinfo, sk, iph, pctx, rt, &fl4, dev); + gtp_set_pktinfo_ipv4(pktinfo, pctx->sk, iph, pctx, rt, &fl4, dev); gtp_push_header(skb, pktinfo); return 0; @@ -640,27 +633,23 @@ static void gtp_link_setup(struct net_device *dev) static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize); static void gtp_hashtable_free(struct gtp_dev *gtp); -static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp, - int fd_gtp0, int fd_gtp1); +static int gtp_encap_enable(struct gtp_dev *gtp, struct nlattr *data[]); static int gtp_newlink(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[]) { - int hashsize, err, fd0, fd1; struct gtp_dev *gtp; struct gtp_net *gn; + int hashsize, err; - if (!data[IFLA_GTP_FD0] || !data[IFLA_GTP_FD1]) + if (!data[IFLA_GTP_FD0] && !data[IFLA_GTP_FD1]) return -EINVAL; gtp = netdev_priv(dev); - fd0 = nla_get_u32(data[IFLA_GTP_FD0]); - fd1 = nla_get_u32(data[IFLA_GTP_FD1]); - - err = gtp_encap_enable(dev, gtp, fd0, fd1); + err = gtp_encap_enable(gtp, data); if (err < 0) - goto out_err; + return err; if (!data[IFLA_GTP_PDP_HASHSIZE]) hashsize = 1024; @@ -688,7 +677,6 @@ out_hashtable: gtp_hashtable_free(gtp); out_encap: gtp_encap_disable(gtp); -out_err: return err; } @@ -706,6 +694,7 @@ static const struct nla_policy gtp_policy[IFLA_GTP_MAX + 1] = { [IFLA_GTP_FD0] = { .type = NLA_U32 }, [IFLA_GTP_FD1] = { .type = NLA_U32 }, [IFLA_GTP_PDP_HASHSIZE] = { .type = NLA_U32 }, + [IFLA_GTP_ROLE] = { .type = NLA_U32 }, }; static int gtp_validate(struct nlattr *tb[], struct nlattr *data[]) @@ -747,21 +736,6 @@ static struct rtnl_link_ops gtp_link_ops __read_mostly = { .fill_info = gtp_fill_info, }; -static struct net *gtp_genl_get_net(struct net *src_net, struct nlattr *tb[]) -{ - struct net *net; - - /* Examine the link attributes and figure out which network namespace - * we are talking about. - */ - if (tb[GTPA_NET_NS_FD]) - net = get_net_ns_by_fd(nla_get_u32(tb[GTPA_NET_NS_FD])); - else - net = get_net(src_net); - - return net; -} - static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize) { int i; @@ -791,93 +765,127 @@ static void gtp_hashtable_free(struct gtp_dev *gtp) struct pdp_ctx *pctx; int i; - for (i = 0; i < gtp->hash_size; i++) { - hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) { - hlist_del_rcu(&pctx->hlist_tid); - hlist_del_rcu(&pctx->hlist_addr); - kfree_rcu(pctx, rcu_head); - } - } + for (i = 0; i < gtp->hash_size; i++) + hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) + pdp_context_delete(pctx); + synchronize_rcu(); kfree(gtp->addr_hash); kfree(gtp->tid_hash); } -static int gtp_encap_enable(struct net_device *dev, struct gtp_dev *gtp, - int fd_gtp0, int fd_gtp1) +static struct sock *gtp_encap_enable_socket(int fd, int type, + struct gtp_dev *gtp) { struct udp_tunnel_sock_cfg tuncfg = {NULL}; - struct socket *sock0, *sock1u; + struct socket *sock; + struct sock *sk; int err; - netdev_dbg(dev, "enable gtp on %d, %d\n", fd_gtp0, fd_gtp1); - - sock0 = sockfd_lookup(fd_gtp0, &err); - if (sock0 == NULL) { - netdev_dbg(dev, "socket fd=%d not found (gtp0)\n", fd_gtp0); - return -ENOENT; - } + pr_debug("enable gtp on %d, %d\n", fd, type); - if (sock0->sk->sk_protocol != IPPROTO_UDP) { - netdev_dbg(dev, "socket fd=%d not UDP\n", fd_gtp0); - err = -EINVAL; - goto err1; + sock = sockfd_lookup(fd, &err); + if (!sock) { + pr_debug("gtp socket fd=%d not found\n", fd); + return NULL; } - sock1u = sockfd_lookup(fd_gtp1, &err); - if (sock1u == NULL) { - netdev_dbg(dev, "socket fd=%d not found (gtp1u)\n", fd_gtp1); - err = -ENOENT; - goto err1; + if (sock->sk->sk_protocol != IPPROTO_UDP) { + pr_debug("socket fd=%d not UDP\n", fd); + sk = ERR_PTR(-EINVAL); + goto out_sock; } - if (sock1u->sk->sk_protocol != IPPROTO_UDP) { - netdev_dbg(dev, "socket fd=%d not UDP\n", fd_gtp1); - err = -EINVAL; - goto err2; + if (rcu_dereference_sk_user_data(sock->sk)) { + sk = ERR_PTR(-EBUSY); + goto out_sock; } - netdev_dbg(dev, "enable gtp on %p, %p\n", sock0, sock1u); - - gtp->sock0 = sock0; - gtp->sock1u = sock1u; + sk = sock->sk; + sock_hold(sk); tuncfg.sk_user_data = gtp; + tuncfg.encap_type = type; tuncfg.encap_rcv = gtp_encap_recv; tuncfg.encap_destroy = gtp_encap_destroy; - tuncfg.encap_type = UDP_ENCAP_GTP0; - setup_udp_tunnel_sock(sock_net(gtp->sock0->sk), gtp->sock0, &tuncfg); - - tuncfg.encap_type = UDP_ENCAP_GTP1U; - setup_udp_tunnel_sock(sock_net(gtp->sock1u->sk), gtp->sock1u, &tuncfg); + setup_udp_tunnel_sock(sock_net(sock->sk), sock, &tuncfg); - err = 0; -err2: - sockfd_put(sock1u); -err1: - sockfd_put(sock0); - return err; +out_sock: + sockfd_put(sock); + return sk; } -static struct net_device *gtp_find_dev(struct net *net, int ifindex) +static int gtp_encap_enable(struct gtp_dev *gtp, struct nlattr *data[]) { - struct gtp_net *gn = net_generic(net, gtp_net_id); - struct gtp_dev *gtp; + struct sock *sk1u = NULL; + struct sock *sk0 = NULL; + unsigned int role = GTP_ROLE_GGSN; - list_for_each_entry_rcu(gtp, &gn->gtp_dev_list, list) { - if (ifindex == gtp->dev->ifindex) - return gtp->dev; + if (data[IFLA_GTP_FD0]) { + u32 fd0 = nla_get_u32(data[IFLA_GTP_FD0]); + + sk0 = gtp_encap_enable_socket(fd0, UDP_ENCAP_GTP0, gtp); + if (IS_ERR(sk0)) + return PTR_ERR(sk0); } - return NULL; + + if (data[IFLA_GTP_FD1]) { + u32 fd1 = nla_get_u32(data[IFLA_GTP_FD1]); + + sk1u = gtp_encap_enable_socket(fd1, UDP_ENCAP_GTP1U, gtp); + if (IS_ERR(sk1u)) { + if (sk0) + gtp_encap_disable_sock(sk0); + return PTR_ERR(sk1u); + } + } + + if (data[IFLA_GTP_ROLE]) { + role = nla_get_u32(data[IFLA_GTP_ROLE]); + if (role > GTP_ROLE_SGSN) + return -EINVAL; + } + + gtp->sk0 = sk0; + gtp->sk1u = sk1u; + gtp->role = role; + + return 0; +} + +static struct gtp_dev *gtp_find_dev(struct net *src_net, struct nlattr *nla[]) +{ + struct gtp_dev *gtp = NULL; + struct net_device *dev; + struct net *net; + + /* Examine the link attributes and figure out which network namespace + * we are talking about. + */ + if (nla[GTPA_NET_NS_FD]) + net = get_net_ns_by_fd(nla_get_u32(nla[GTPA_NET_NS_FD])); + else + net = get_net(src_net); + + if (IS_ERR(net)) + return NULL; + + /* Check if there's an existing gtpX device to configure */ + dev = dev_get_by_index_rcu(net, nla_get_u32(nla[GTPA_LINK])); + if (dev->netdev_ops == >p_netdev_ops) + gtp = netdev_priv(dev); + + put_net(net); + return gtp; } static void ipv4_pdp_fill(struct pdp_ctx *pctx, struct genl_info *info) { pctx->gtp_version = nla_get_u32(info->attrs[GTPA_VERSION]); pctx->af = AF_INET; - pctx->sgsn_addr_ip4.s_addr = - nla_get_be32(info->attrs[GTPA_SGSN_ADDRESS]); + pctx->peer_addr_ip4.s_addr = + nla_get_be32(info->attrs[GTPA_PEER_ADDRESS]); pctx->ms_addr_ip4.s_addr = nla_get_be32(info->attrs[GTPA_MS_ADDRESS]); @@ -899,9 +907,10 @@ static void ipv4_pdp_fill(struct pdp_ctx *pctx, struct genl_info *info) } } -static int ipv4_pdp_add(struct net_device *dev, struct genl_info *info) +static int ipv4_pdp_add(struct gtp_dev *gtp, struct sock *sk, + struct genl_info *info) { - struct gtp_dev *gtp = netdev_priv(dev); + struct net_device *dev = gtp->dev; u32 hash_ms, hash_tid = 0; struct pdp_ctx *pctx; bool found = false; @@ -940,6 +949,9 @@ static int ipv4_pdp_add(struct net_device *dev, struct genl_info *info) if (pctx == NULL) return -ENOMEM; + sock_hold(sk); + pctx->sk = sk; + pctx->dev = gtp->dev; ipv4_pdp_fill(pctx, info); atomic_set(&pctx->tx_seq, 0); @@ -963,31 +975,50 @@ static int ipv4_pdp_add(struct net_device *dev, struct genl_info *info) switch (pctx->gtp_version) { case GTP_V0: netdev_dbg(dev, "GTPv0-U: new PDP ctx id=%llx ssgn=%pI4 ms=%pI4 (pdp=%p)\n", - pctx->u.v0.tid, &pctx->sgsn_addr_ip4, + pctx->u.v0.tid, &pctx->peer_addr_ip4, &pctx->ms_addr_ip4, pctx); break; case GTP_V1: netdev_dbg(dev, "GTPv1-U: new PDP ctx id=%x/%x ssgn=%pI4 ms=%pI4 (pdp=%p)\n", pctx->u.v1.i_tei, pctx->u.v1.o_tei, - &pctx->sgsn_addr_ip4, &pctx->ms_addr_ip4, pctx); + &pctx->peer_addr_ip4, &pctx->ms_addr_ip4, pctx); break; } return 0; } +static void pdp_context_free(struct rcu_head *head) +{ + struct pdp_ctx *pctx = container_of(head, struct pdp_ctx, rcu_head); + + sock_put(pctx->sk); + kfree(pctx); +} + +static void pdp_context_delete(struct pdp_ctx *pctx) +{ + hlist_del_rcu(&pctx->hlist_tid); + hlist_del_rcu(&pctx->hlist_addr); + call_rcu(&pctx->rcu_head, pdp_context_free); +} + static int gtp_genl_new_pdp(struct sk_buff *skb, struct genl_info *info) { - struct net_device *dev; - struct net *net; + unsigned int version; + struct gtp_dev *gtp; + struct sock *sk; + int err; if (!info->attrs[GTPA_VERSION] || !info->attrs[GTPA_LINK] || - !info->attrs[GTPA_SGSN_ADDRESS] || + !info->attrs[GTPA_PEER_ADDRESS] || !info->attrs[GTPA_MS_ADDRESS]) return -EINVAL; - switch (nla_get_u32(info->attrs[GTPA_VERSION])) { + version = nla_get_u32(info->attrs[GTPA_VERSION]); + + switch (version) { case GTP_V0: if (!info->attrs[GTPA_TID] || !info->attrs[GTPA_FLOW]) @@ -1003,77 +1034,101 @@ static int gtp_genl_new_pdp(struct sk_buff *skb, struct genl_info *info) return -EINVAL; } - net = gtp_genl_get_net(sock_net(skb->sk), info->attrs); - if (IS_ERR(net)) - return PTR_ERR(net); + rcu_read_lock(); - /* Check if there's an existing gtpX device to configure */ - dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK])); - if (dev == NULL) { - put_net(net); - return -ENODEV; + gtp = gtp_find_dev(sock_net(skb->sk), info->attrs); + if (!gtp) { + err = -ENODEV; + goto out_unlock; } - put_net(net); - return ipv4_pdp_add(dev, info); + if (version == GTP_V0) + sk = gtp->sk0; + else if (version == GTP_V1) + sk = gtp->sk1u; + else + sk = NULL; + + if (!sk) { + err = -ENODEV; + goto out_unlock; + } + + err = ipv4_pdp_add(gtp, sk, info); + +out_unlock: + rcu_read_unlock(); + return err; } -static int gtp_genl_del_pdp(struct sk_buff *skb, struct genl_info *info) +static struct pdp_ctx *gtp_find_pdp_by_link(struct net *net, + struct nlattr *nla[]) { - struct net_device *dev; - struct pdp_ctx *pctx; struct gtp_dev *gtp; - struct net *net; - if (!info->attrs[GTPA_VERSION] || - !info->attrs[GTPA_LINK]) - return -EINVAL; + gtp = gtp_find_dev(net, nla); + if (!gtp) + return ERR_PTR(-ENODEV); - net = gtp_genl_get_net(sock_net(skb->sk), info->attrs); - if (IS_ERR(net)) - return PTR_ERR(net); + if (nla[GTPA_MS_ADDRESS]) { + __be32 ip = nla_get_be32(nla[GTPA_MS_ADDRESS]); - /* Check if there's an existing gtpX device to configure */ - dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK])); - if (dev == NULL) { - put_net(net); - return -ENODEV; + return ipv4_pdp_find(gtp, ip); + } else if (nla[GTPA_VERSION]) { + u32 gtp_version = nla_get_u32(nla[GTPA_VERSION]); + + if (gtp_version == GTP_V0 && nla[GTPA_TID]) + return gtp0_pdp_find(gtp, nla_get_u64(nla[GTPA_TID])); + else if (gtp_version == GTP_V1 && nla[GTPA_I_TEI]) + return gtp1_pdp_find(gtp, nla_get_u32(nla[GTPA_I_TEI])); } - put_net(net); - gtp = netdev_priv(dev); + return ERR_PTR(-EINVAL); +} - switch (nla_get_u32(info->attrs[GTPA_VERSION])) { - case GTP_V0: - if (!info->attrs[GTPA_TID]) - return -EINVAL; - pctx = gtp0_pdp_find(gtp, nla_get_u64(info->attrs[GTPA_TID])); - break; - case GTP_V1: - if (!info->attrs[GTPA_I_TEI]) - return -EINVAL; - pctx = gtp1_pdp_find(gtp, nla_get_u64(info->attrs[GTPA_I_TEI])); - break; +static struct pdp_ctx *gtp_find_pdp(struct net *net, struct nlattr *nla[]) +{ + struct pdp_ctx *pctx; - default: + if (nla[GTPA_LINK]) + pctx = gtp_find_pdp_by_link(net, nla); + else + pctx = ERR_PTR(-EINVAL); + + if (!pctx) + pctx = ERR_PTR(-ENOENT); + + return pctx; +} + +static int gtp_genl_del_pdp(struct sk_buff *skb, struct genl_info *info) +{ + struct pdp_ctx *pctx; + int err = 0; + + if (!info->attrs[GTPA_VERSION]) return -EINVAL; - } - if (pctx == NULL) - return -ENOENT; + rcu_read_lock(); + + pctx = gtp_find_pdp(sock_net(skb->sk), info->attrs); + if (IS_ERR(pctx)) { + err = PTR_ERR(pctx); + goto out_unlock; + } if (pctx->gtp_version == GTP_V0) - netdev_dbg(dev, "GTPv0-U: deleting tunnel id = %llx (pdp %p)\n", + netdev_dbg(pctx->dev, "GTPv0-U: deleting tunnel id = %llx (pdp %p)\n", pctx->u.v0.tid, pctx); else if (pctx->gtp_version == GTP_V1) - netdev_dbg(dev, "GTPv1-U: deleting tunnel id = %x/%x (pdp %p)\n", + netdev_dbg(pctx->dev, "GTPv1-U: deleting tunnel id = %x/%x (pdp %p)\n", pctx->u.v1.i_tei, pctx->u.v1.o_tei, pctx); - hlist_del_rcu(&pctx->hlist_tid); - hlist_del_rcu(&pctx->hlist_addr); - kfree_rcu(pctx, rcu_head); + pdp_context_delete(pctx); - return 0; +out_unlock: + rcu_read_unlock(); + return err; } static struct genl_family gtp_genl_family; @@ -1089,7 +1144,7 @@ static int gtp_genl_fill_info(struct sk_buff *skb, u32 snd_portid, u32 snd_seq, goto nlmsg_failure; if (nla_put_u32(skb, GTPA_VERSION, pctx->gtp_version) || - nla_put_be32(skb, GTPA_SGSN_ADDRESS, pctx->sgsn_addr_ip4.s_addr) || + nla_put_be32(skb, GTPA_PEER_ADDRESS, pctx->peer_addr_ip4.s_addr) || nla_put_be32(skb, GTPA_MS_ADDRESS, pctx->ms_addr_ip4.s_addr)) goto nla_put_failure; @@ -1117,59 +1172,17 @@ nla_put_failure: static int gtp_genl_get_pdp(struct sk_buff *skb, struct genl_info *info) { struct pdp_ctx *pctx = NULL; - struct net_device *dev; struct sk_buff *skb2; - struct gtp_dev *gtp; - u32 gtp_version; - struct net *net; int err; - if (!info->attrs[GTPA_VERSION] || - !info->attrs[GTPA_LINK]) - return -EINVAL; - - gtp_version = nla_get_u32(info->attrs[GTPA_VERSION]); - switch (gtp_version) { - case GTP_V0: - case GTP_V1: - break; - default: + if (!info->attrs[GTPA_VERSION]) return -EINVAL; - } - - net = gtp_genl_get_net(sock_net(skb->sk), info->attrs); - if (IS_ERR(net)) - return PTR_ERR(net); - - /* Check if there's an existing gtpX device to configure */ - dev = gtp_find_dev(net, nla_get_u32(info->attrs[GTPA_LINK])); - if (dev == NULL) { - put_net(net); - return -ENODEV; - } - put_net(net); - - gtp = netdev_priv(dev); rcu_read_lock(); - if (gtp_version == GTP_V0 && - info->attrs[GTPA_TID]) { - u64 tid = nla_get_u64(info->attrs[GTPA_TID]); - - pctx = gtp0_pdp_find(gtp, tid); - } else if (gtp_version == GTP_V1 && - info->attrs[GTPA_I_TEI]) { - u32 tid = nla_get_u32(info->attrs[GTPA_I_TEI]); - - pctx = gtp1_pdp_find(gtp, tid); - } else if (info->attrs[GTPA_MS_ADDRESS]) { - __be32 ip = nla_get_be32(info->attrs[GTPA_MS_ADDRESS]); - - pctx = ipv4_pdp_find(gtp, ip); - } - if (pctx == NULL) { - err = -ENOENT; + pctx = gtp_find_pdp(sock_net(skb->sk), info->attrs); + if (IS_ERR(pctx)) { + err = PTR_ERR(pctx); goto err_unlock; } @@ -1242,7 +1255,7 @@ static struct nla_policy gtp_genl_policy[GTPA_MAX + 1] = { [GTPA_LINK] = { .type = NLA_U32, }, [GTPA_VERSION] = { .type = NLA_U32, }, [GTPA_TID] = { .type = NLA_U64, }, - [GTPA_SGSN_ADDRESS] = { .type = NLA_U32, }, + [GTPA_PEER_ADDRESS] = { .type = NLA_U32, }, [GTPA_MS_ADDRESS] = { .type = NLA_U32, }, [GTPA_FLOW] = { .type = NLA_U16, }, [GTPA_NET_NS_FD] = { .type = NLA_U32, }, diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index f9f3dba7a588..4747ad48b3cc 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -196,6 +196,7 @@ int netvsc_recv_callback(struct net_device *net, const struct ndis_tcp_ip_checksum_info *csum_info, const struct ndis_pkt_8021q_info *vlan); void netvsc_channel_cb(void *context); +int netvsc_poll(struct napi_struct *napi, int budget); int rndis_filter_open(struct netvsc_device *nvdev); int rndis_filter_close(struct netvsc_device *nvdev); int rndis_filter_device_add(struct hv_device *dev, @@ -685,7 +686,7 @@ struct net_device_context { /* point back to our device context */ struct hv_device *device_ctx; /* netvsc_device */ - struct netvsc_device *nvdev; + struct netvsc_device __rcu *nvdev; /* reconfigure work */ struct delayed_work dwork; /* last reconfig time */ @@ -707,9 +708,6 @@ struct net_device_context { u32 speed; struct netvsc_ethtool_stats eth_stats; - /* the device is going away */ - bool start_remove; - /* State to manage the associated VF interface. */ struct net_device __rcu *vf_netdev; @@ -722,6 +720,8 @@ struct net_device_context { /* Per channel data */ struct netvsc_channel { struct vmbus_channel *channel; + const struct vmpacket_descriptor *desc; + struct napi_struct napi; struct multi_send_data msd; struct multi_recv_comp mrc; atomic_t queue_sends; @@ -761,8 +761,8 @@ struct netvsc_device { u32 max_chn; u32 num_chn; - spinlock_t sc_lock; /* Protects num_sc_offered variable */ - u32 num_sc_offered; + + refcount_t sc_offered; /* Holds rndis device info */ void *extension; @@ -777,6 +777,8 @@ struct netvsc_device { atomic_t open_cnt; struct netvsc_channel chan_table[VRSS_CHANNEL_MAX]; + + struct rcu_head rcu; }; static inline struct netvsc_device * @@ -1425,9 +1427,6 @@ struct rndis_message { ((void *) rndis_msg) -#define __struct_bcount(x) - - #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ sizeof(union rndis_message_container)) diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 8dd0b8770328..fd21d5aab580 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -80,8 +80,10 @@ static struct netvsc_device *alloc_net_device(void) return net_device; } -static void free_netvsc_device(struct netvsc_device *nvdev) +static void free_netvsc_device(struct rcu_head *head) { + struct netvsc_device *nvdev + = container_of(head, struct netvsc_device, rcu); int i; for (i = 0; i < VRSS_CHANNEL_MAX; i++) @@ -90,14 +92,9 @@ static void free_netvsc_device(struct netvsc_device *nvdev) kfree(nvdev); } - -static inline bool netvsc_channel_idle(const struct netvsc_device *net_device, - u16 q_idx) +static void free_netvsc_device_rcu(struct netvsc_device *nvdev) { - const struct netvsc_channel *nvchan = &net_device->chan_table[q_idx]; - - return atomic_read(&net_device->num_outstanding_recvs) == 0 && - atomic_read(&nvchan->queue_sends) == 0; + call_rcu(&nvdev->rcu, free_netvsc_device); } static struct netvsc_device *get_outbound_net_device(struct hv_device *device) @@ -556,10 +553,11 @@ void netvsc_device_remove(struct hv_device *device) struct net_device *ndev = hv_get_drvdata(device); struct net_device_context *net_device_ctx = netdev_priv(ndev); struct netvsc_device *net_device = net_device_ctx->nvdev; + int i; netvsc_disconnect_vsp(device); - net_device_ctx->nvdev = NULL; + RCU_INIT_POINTER(net_device_ctx->nvdev, NULL); /* * At this point, no one should be accessing net_device @@ -570,8 +568,11 @@ void netvsc_device_remove(struct hv_device *device) /* Now, we can close the channel safely */ vmbus_close(device->channel); + for (i = 0; i < net_device->num_chn; i++) + napi_disable(&net_device->chan_table[i].napi); + /* Release all resources */ - free_netvsc_device(net_device); + free_netvsc_device_rcu(net_device); } #define RING_AVAIL_PERCENT_HIWATER 20 @@ -600,11 +601,11 @@ static inline void netvsc_free_send_slot(struct netvsc_device *net_device, static void netvsc_send_tx_complete(struct netvsc_device *net_device, struct vmbus_channel *incoming_channel, struct hv_device *device, - struct vmpacket_descriptor *packet) + const struct vmpacket_descriptor *desc, + int budget) { - struct sk_buff *skb = (struct sk_buff *)(unsigned long)packet->trans_id; + struct sk_buff *skb = (struct sk_buff *)(unsigned long)desc->trans_id; struct net_device *ndev = hv_get_drvdata(device); - struct net_device_context *net_device_ctx = netdev_priv(ndev); struct vmbus_channel *channel = device->channel; u16 q_idx = 0; int queue_sends; @@ -628,7 +629,7 @@ static void netvsc_send_tx_complete(struct netvsc_device *net_device, tx_stats->bytes += packet->total_bytes; u64_stats_update_end(&tx_stats->syncp); - dev_consume_skb_any(skb); + napi_consume_skb(skb, budget); } queue_sends = @@ -638,7 +639,6 @@ static void netvsc_send_tx_complete(struct netvsc_device *net_device, wake_up(&net_device->wait_drain); if (netif_tx_queue_stopped(netdev_get_tx_queue(ndev, q_idx)) && - !net_device_ctx->start_remove && (hv_ringbuf_avail_percent(&channel->outbound) > RING_AVAIL_PERCENT_HIWATER || queue_sends < 1)) netif_tx_wake_queue(netdev_get_tx_queue(ndev, q_idx)); @@ -647,14 +647,12 @@ static void netvsc_send_tx_complete(struct netvsc_device *net_device, static void netvsc_send_completion(struct netvsc_device *net_device, struct vmbus_channel *incoming_channel, struct hv_device *device, - struct vmpacket_descriptor *packet) + const struct vmpacket_descriptor *desc, + int budget) { - struct nvsp_message *nvsp_packet; + struct nvsp_message *nvsp_packet = hv_pkt_data(desc); struct net_device *ndev = hv_get_drvdata(device); - nvsp_packet = (struct nvsp_message *)((unsigned long)packet + - (packet->offset8 << 3)); - switch (nvsp_packet->hdr.msg_type) { case NVSP_MSG_TYPE_INIT_COMPLETE: case NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE: @@ -668,7 +666,7 @@ static void netvsc_send_completion(struct netvsc_device *net_device, case NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE: netvsc_send_tx_complete(net_device, incoming_channel, - device, packet); + device, desc, budget); break; default: @@ -710,8 +708,7 @@ static u32 netvsc_copy_to_send_buf(struct netvsc_device *net_device, packet->page_buf_cnt; /* Add padding */ - if (skb && skb->xmit_more && remain && - !packet->cp_partial) { + if (skb->xmit_more && remain && !packet->cp_partial) { padding = net_device->pkt_align - remain; rndis_msg->msg_len += padding; packet->total_data_buflen += padding; @@ -869,9 +866,7 @@ int netvsc_send(struct hv_device *device, if (msdp->pkt) msd_len = msdp->pkt->total_data_buflen; - try_batch = (skb != NULL) && msd_len > 0 && msdp->count < - net_device->max_pkt; - + try_batch = msd_len > 0 && msdp->count < net_device->max_pkt; if (try_batch && msd_len + pktlen + net_device->pkt_align < net_device->send_section_size) { section_index = msdp->pkt->send_buf_index; @@ -881,7 +876,7 @@ int netvsc_send(struct hv_device *device, section_index = msdp->pkt->send_buf_index; packet->cp_partial = true; - } else if ((skb != NULL) && pktlen + net_device->pkt_align < + } else if (pktlen + net_device->pkt_align < net_device->send_section_size) { section_index = netvsc_get_next_send_section(net_device); if (section_index != NETVSC_INVALID_INDEX) { @@ -1066,28 +1061,29 @@ static inline struct recv_comp_data *get_recv_comp_slot( return rcd; } -static void netvsc_receive(struct net_device *ndev, +static int netvsc_receive(struct net_device *ndev, struct netvsc_device *net_device, struct net_device_context *net_device_ctx, struct hv_device *device, struct vmbus_channel *channel, - struct vmtransfer_page_packet_header *vmxferpage_packet, + const struct vmpacket_descriptor *desc, struct nvsp_message *nvsp) { + const struct vmtransfer_page_packet_header *vmxferpage_packet + = container_of(desc, const struct vmtransfer_page_packet_header, d); + u16 q_idx = channel->offermsg.offer.sub_channel_index; char *recv_buf = net_device->recv_buf; u32 status = NVSP_STAT_SUCCESS; int i; int count = 0; int ret; - struct recv_comp_data *rcd; - u16 q_idx = channel->offermsg.offer.sub_channel_index; /* Make sure this is a valid nvsp packet */ if (unlikely(nvsp->hdr.msg_type != NVSP_MSG1_TYPE_SEND_RNDIS_PKT)) { netif_err(net_device_ctx, rx_err, ndev, "Unknown nvsp packet type received %u\n", nvsp->hdr.msg_type); - return; + return 0; } if (unlikely(vmxferpage_packet->xfer_pageset_id != NETVSC_RECEIVE_BUFFER_ID)) { @@ -1095,7 +1091,7 @@ static void netvsc_receive(struct net_device *ndev, "Invalid xfer page set id - expecting %x got %x\n", NETVSC_RECEIVE_BUFFER_ID, vmxferpage_packet->xfer_pageset_id); - return; + return 0; } count = vmxferpage_packet->range_cnt; @@ -1111,26 +1107,26 @@ static void netvsc_receive(struct net_device *ndev, channel, data, buflen); } - if (!net_device->chan_table[q_idx].mrc.buf) { + if (net_device->chan_table[q_idx].mrc.buf) { + struct recv_comp_data *rcd; + + rcd = get_recv_comp_slot(net_device, channel, q_idx); + if (rcd) { + rcd->tid = vmxferpage_packet->d.trans_id; + rcd->status = status; + } else { + netdev_err(ndev, "Recv_comp full buf q:%hd, tid:%llx\n", + q_idx, vmxferpage_packet->d.trans_id); + } + } else { ret = netvsc_send_recv_completion(channel, vmxferpage_packet->d.trans_id, status); if (ret) netdev_err(ndev, "Recv_comp q:%hd, tid:%llx, err:%d\n", q_idx, vmxferpage_packet->d.trans_id, ret); - return; - } - - rcd = get_recv_comp_slot(net_device, channel, q_idx); - - if (!rcd) { - netdev_err(ndev, "Recv_comp full buf q:%hd, tid:%llx\n", - q_idx, vmxferpage_packet->d.trans_id); - return; } - - rcd->tid = vmxferpage_packet->d.trans_id; - rcd->status = status; + return count; } static void netvsc_send_table(struct hv_device *hdev, @@ -1176,28 +1172,25 @@ static inline void netvsc_receive_inband(struct hv_device *hdev, } } -static void netvsc_process_raw_pkt(struct hv_device *device, - struct vmbus_channel *channel, - struct netvsc_device *net_device, - struct net_device *ndev, - u64 request_id, - struct vmpacket_descriptor *desc) +static int netvsc_process_raw_pkt(struct hv_device *device, + struct vmbus_channel *channel, + struct netvsc_device *net_device, + struct net_device *ndev, + const struct vmpacket_descriptor *desc, + int budget) { struct net_device_context *net_device_ctx = netdev_priv(ndev); - struct nvsp_message *nvmsg - = (struct nvsp_message *)((unsigned long)desc - + (desc->offset8 << 3)); + struct nvsp_message *nvmsg = hv_pkt_data(desc); switch (desc->type) { case VM_PKT_COMP: - netvsc_send_completion(net_device, channel, device, desc); + netvsc_send_completion(net_device, channel, device, + desc, budget); break; case VM_PKT_DATA_USING_XFER_PAGES: - netvsc_receive(ndev, net_device, net_device_ctx, - device, channel, - (struct vmtransfer_page_packet_header *)desc, - nvmsg); + return netvsc_receive(ndev, net_device, net_device_ctx, + device, channel, desc, nvmsg); break; case VM_PKT_DATA_INBAND: @@ -1206,53 +1199,74 @@ static void netvsc_process_raw_pkt(struct hv_device *device, default: netdev_err(ndev, "unhandled packet type %d, tid %llx\n", - desc->type, request_id); + desc->type, desc->trans_id); break; } + + return 0; } -void netvsc_channel_cb(void *context) +static struct hv_device *netvsc_channel_to_device(struct vmbus_channel *channel) { - struct vmbus_channel *channel = context; - u16 q_idx = channel->offermsg.offer.sub_channel_index; - struct hv_device *device; - struct netvsc_device *net_device; - struct vmpacket_descriptor *desc; - struct net_device *ndev; - bool need_to_commit = false; + struct vmbus_channel *primary = channel->primary_channel; - if (channel->primary_channel != NULL) - device = channel->primary_channel->device_obj; - else - device = channel->device_obj; + return primary ? primary->device_obj : channel->device_obj; +} - ndev = hv_get_drvdata(device); - if (unlikely(!ndev)) - return; +/* Network processing softirq + * Process data in incoming ring buffer from host + * Stops when ring is empty or budget is met or exceeded. + */ +int netvsc_poll(struct napi_struct *napi, int budget) +{ + struct netvsc_channel *nvchan + = container_of(napi, struct netvsc_channel, napi); + struct vmbus_channel *channel = nvchan->channel; + struct hv_device *device = netvsc_channel_to_device(channel); + u16 q_idx = channel->offermsg.offer.sub_channel_index; + struct net_device *ndev = hv_get_drvdata(device); + struct netvsc_device *net_device = net_device_to_netvsc_device(ndev); + int work_done = 0; - net_device = net_device_to_netvsc_device(ndev); - if (unlikely(!net_device)) - return; + /* If starting a new interval */ + if (!nvchan->desc) + nvchan->desc = hv_pkt_iter_first(channel); - if (unlikely(net_device->destroy && - netvsc_channel_idle(net_device, q_idx))) - return; + while (nvchan->desc && work_done < budget) { + work_done += netvsc_process_raw_pkt(device, channel, net_device, + ndev, nvchan->desc, budget); + nvchan->desc = hv_pkt_iter_next(channel, nvchan->desc); + } - /* commit_rd_index() -> hv_signal_on_read() needs this. */ - init_cached_read_index(channel); + /* If receive ring was exhausted + * and not doing busy poll + * then re-enable host interrupts + * and reschedule if ring is not empty. + */ + if (work_done < budget && + napi_complete_done(napi, work_done) && + hv_end_read(&channel->inbound) != 0) + napi_reschedule(napi); - while ((desc = get_next_pkt_raw(channel)) != NULL) { - netvsc_process_raw_pkt(device, channel, net_device, - ndev, desc->trans_id, desc); + netvsc_chk_recv_comp(net_device, channel, q_idx); - put_pkt_raw(channel, desc); - need_to_commit = true; - } + /* Driver may overshoot since multiple packets per descriptor */ + return min(work_done, budget); +} + +/* Call back when data is available in host ring buffer. + * Processing is deferred until network softirq (NAPI) + */ +void netvsc_channel_cb(void *context) +{ + struct netvsc_channel *nvchan = context; - if (need_to_commit) - commit_rd_index(channel); + if (napi_schedule_prep(&nvchan->napi)) { + /* disable interupts from host */ + hv_begin_read(&nvchan->channel->inbound); - netvsc_chk_recv_comp(net_device, channel, q_idx); + __napi_schedule(&nvchan->napi); + } } /* @@ -1274,10 +1288,31 @@ int netvsc_device_add(struct hv_device *device, net_device->ring_size = ring_size; + /* Because the device uses NAPI, all the interrupt batching and + * control is done via Net softirq, not the channel handling + */ + set_channel_read_mode(device->channel, HV_CALL_ISR); + + /* If we're reopening the device we may have multiple queues, fill the + * chn_table with the default channel to use it before subchannels are + * opened. + * Initialize the channel state before we open; + * we can be interrupted as soon as we open the channel. + */ + + for (i = 0; i < VRSS_CHANNEL_MAX; i++) { + struct netvsc_channel *nvchan = &net_device->chan_table[i]; + + nvchan->channel = device->channel; + netif_napi_add(ndev, &nvchan->napi, + netvsc_poll, NAPI_POLL_WEIGHT); + } + /* Open the channel */ ret = vmbus_open(device->channel, ring_size * PAGE_SIZE, ring_size * PAGE_SIZE, NULL, 0, - netvsc_channel_cb, device->channel); + netvsc_channel_cb, + net_device->chan_table); if (ret != 0) { netdev_err(ndev, "unable to open channel: %d\n", ret); @@ -1287,19 +1322,13 @@ int netvsc_device_add(struct hv_device *device, /* Channel is opened */ netdev_dbg(ndev, "hv_netvsc channel opened successfully\n"); - /* If we're reopening the device we may have multiple queues, fill the - * chn_table with the default channel to use it before subchannels are - * opened. - */ - for (i = 0; i < VRSS_CHANNEL_MAX; i++) - net_device->chan_table[i].channel = device->channel; + /* Enable NAPI handler for init callbacks */ + napi_enable(&net_device->chan_table[0].napi); /* Writing nvdev pointer unlocks netvsc_send(), make sure chn_table is * populated. */ - wmb(); - - net_device_ctx->nvdev = net_device; + rcu_assign_pointer(net_device_ctx->nvdev, net_device); /* Connect with the NetVsp */ ret = netvsc_connect_vsp(device); @@ -1312,11 +1341,13 @@ int netvsc_device_add(struct hv_device *device, return ret; close: + napi_disable(&net_device->chan_table[0].napi); + /* Now, we can close the channel safely */ vmbus_close(device->channel); cleanup: - free_netvsc_device(net_device); + free_netvsc_device(&net_device->rcu); return ret; } diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 5ede87f30463..f24c2891dd0c 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -62,7 +62,7 @@ static void do_set_multicast(struct work_struct *w) container_of(w, struct net_device_context, work); struct hv_device *device_obj = ndevctx->device_ctx; struct net_device *ndev = hv_get_drvdata(device_obj); - struct netvsc_device *nvdev = ndevctx->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndevctx->nvdev); struct rndis_device *rdev; if (!nvdev) @@ -116,7 +116,7 @@ static int netvsc_open(struct net_device *net) static int netvsc_close(struct net_device *net) { struct net_device_context *net_device_ctx = netdev_priv(net); - struct netvsc_device *nvdev = net_device_ctx->nvdev; + struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev); int ret; u32 aread, awrite, i, msec = 10, retry = 0, retry_max = 20; struct vmbus_channel *chn; @@ -584,13 +584,14 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj, } static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, + struct napi_struct *napi, const struct ndis_tcp_ip_checksum_info *csum_info, const struct ndis_pkt_8021q_info *vlan, void *data, u32 buflen) { struct sk_buff *skb; - skb = netdev_alloc_skb_ip_align(net, buflen); + skb = napi_alloc_skb(napi, buflen); if (!skb) return skb; @@ -636,12 +637,12 @@ int netvsc_recv_callback(struct net_device *net, const struct ndis_pkt_8021q_info *vlan) { struct net_device_context *net_device_ctx = netdev_priv(net); - struct netvsc_device *net_device = net_device_ctx->nvdev; + struct netvsc_device *net_device; + u16 q_idx = channel->offermsg.offer.sub_channel_index; + struct netvsc_channel *nvchan; struct net_device *vf_netdev; struct sk_buff *skb; struct netvsc_stats *rx_stats; - u16 q_idx = channel->offermsg.offer.sub_channel_index; - if (net->reg_state != NETREG_REGISTERED) return NVSP_STAT_FAIL; @@ -654,13 +655,20 @@ int netvsc_recv_callback(struct net_device *net, * interface in the guest. */ rcu_read_lock(); + net_device = rcu_dereference(net_device_ctx->nvdev); + if (unlikely(!net_device)) + goto drop; + + nvchan = &net_device->chan_table[q_idx]; vf_netdev = rcu_dereference(net_device_ctx->vf_netdev); if (vf_netdev && (vf_netdev->flags & IFF_UP)) net = vf_netdev; /* Allocate a skb - TODO direct I/O to pages? */ - skb = netvsc_alloc_recv_skb(net, csum_info, vlan, data, len); + skb = netvsc_alloc_recv_skb(net, &nvchan->napi, + csum_info, vlan, data, len); if (unlikely(!skb)) { +drop: ++net->stats.rx_dropped; rcu_read_unlock(); return NVSP_STAT_FAIL; @@ -674,7 +682,7 @@ int netvsc_recv_callback(struct net_device *net, * on the synthetic device because modifying the VF device * statistics will not work correctly. */ - rx_stats = &net_device->chan_table[q_idx].rx_stats; + rx_stats = &nvchan->rx_stats; u64_stats_update_begin(&rx_stats->syncp); rx_stats->packets++; rx_stats->bytes += len; @@ -685,12 +693,7 @@ int netvsc_recv_callback(struct net_device *net, ++rx_stats->multicast; u64_stats_update_end(&rx_stats->syncp); - /* - * Pass the skb back up. Network stack will deallocate the skb when it - * is done. - * TODO - use NAPI? - */ - netif_receive_skb(skb); + napi_gro_receive(&nvchan->napi, skb); rcu_read_unlock(); return 0; @@ -707,7 +710,7 @@ static void netvsc_get_channels(struct net_device *net, struct ethtool_channels *channel) { struct net_device_context *net_device_ctx = netdev_priv(net); - struct netvsc_device *nvdev = net_device_ctx->nvdev; + struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev); if (nvdev) { channel->max_combined = nvdev->max_chn; @@ -744,8 +747,9 @@ static int netvsc_set_channels(struct net_device *net, { struct net_device_context *net_device_ctx = netdev_priv(net); struct hv_device *dev = net_device_ctx->device_ctx; - struct netvsc_device *nvdev = net_device_ctx->nvdev; + struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev); unsigned int count = channels->combined_count; + bool was_running; int ret; /* We do not support separate count for rx, tx, or other */ @@ -756,7 +760,7 @@ static int netvsc_set_channels(struct net_device *net, if (count > net->num_tx_queues || count > net->num_rx_queues) return -EINVAL; - if (net_device_ctx->start_remove || !nvdev || nvdev->destroy) + if (!nvdev || nvdev->destroy) return -ENODEV; if (nvdev->nvsp_version < NVSP_PROTOCOL_VERSION_5) @@ -765,11 +769,13 @@ static int netvsc_set_channels(struct net_device *net, if (count > nvdev->max_chn) return -EINVAL; - ret = netvsc_close(net); - if (ret) - return ret; + was_running = netif_running(net); + if (was_running) { + ret = netvsc_close(net); + if (ret) + return ret; + } - net_device_ctx->start_remove = true; rndis_filter_device_remove(dev, nvdev); ret = netvsc_set_queues(net, dev, count); @@ -778,8 +784,8 @@ static int netvsc_set_channels(struct net_device *net, else netvsc_set_queues(net, dev, nvdev->num_chn); - netvsc_open(net); - net_device_ctx->start_remove = false; + if (was_running) + ret = netvsc_open(net); /* We may have missed link change notifications */ schedule_delayed_work(&net_device_ctx->dwork, 0); @@ -787,18 +793,19 @@ static int netvsc_set_channels(struct net_device *net, return ret; } -static bool netvsc_validate_ethtool_ss_cmd(const struct ethtool_cmd *cmd) +static bool +netvsc_validate_ethtool_ss_cmd(const struct ethtool_link_ksettings *cmd) { - struct ethtool_cmd diff1 = *cmd; - struct ethtool_cmd diff2 = {}; + struct ethtool_link_ksettings diff1 = *cmd; + struct ethtool_link_ksettings diff2 = {}; - ethtool_cmd_speed_set(&diff1, 0); - diff1.duplex = 0; + diff1.base.speed = 0; + diff1.base.duplex = 0; /* advertising and cmd are usually set */ - diff1.advertising = 0; - diff1.cmd = 0; + ethtool_link_ksettings_zero_link_mode(&diff1, advertising); + diff1.base.cmd = 0; /* We set port to PORT_OTHER */ - diff2.port = PORT_OTHER; + diff2.base.port = PORT_OTHER; return !memcmp(&diff1, &diff2, sizeof(diff1)); } @@ -811,30 +818,32 @@ static void netvsc_init_settings(struct net_device *dev) ndc->duplex = DUPLEX_UNKNOWN; } -static int netvsc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netvsc_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct net_device_context *ndc = netdev_priv(dev); - ethtool_cmd_speed_set(cmd, ndc->speed); - cmd->duplex = ndc->duplex; - cmd->port = PORT_OTHER; + cmd->base.speed = ndc->speed; + cmd->base.duplex = ndc->duplex; + cmd->base.port = PORT_OTHER; return 0; } -static int netvsc_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int netvsc_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct net_device_context *ndc = netdev_priv(dev); u32 speed; - speed = ethtool_cmd_speed(cmd); + speed = cmd->base.speed; if (!ethtool_validate_speed(speed) || - !ethtool_validate_duplex(cmd->duplex) || + !ethtool_validate_duplex(cmd->base.duplex) || !netvsc_validate_ethtool_ss_cmd(cmd)) return -EINVAL; ndc->speed = speed; - ndc->duplex = cmd->duplex; + ndc->duplex = cmd->base.duplex; return 0; } @@ -842,24 +851,27 @@ static int netvsc_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int netvsc_change_mtu(struct net_device *ndev, int mtu) { struct net_device_context *ndevctx = netdev_priv(ndev); - struct netvsc_device *nvdev = ndevctx->nvdev; + struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev); struct hv_device *hdev = ndevctx->device_ctx; struct netvsc_device_info device_info; - int ret; + bool was_running; + int ret = 0; - if (ndevctx->start_remove || !nvdev || nvdev->destroy) + if (!nvdev || nvdev->destroy) return -ENODEV; - ret = netvsc_close(ndev); - if (ret) - goto out; + was_running = netif_running(ndev); + if (was_running) { + ret = netvsc_close(ndev); + if (ret) + return ret; + } memset(&device_info, 0, sizeof(device_info)); device_info.ring_size = ring_size; device_info.num_chn = nvdev->num_chn; device_info.max_num_vrss_chns = nvdev->num_chn; - ndevctx->start_remove = true; rndis_filter_device_remove(hdev, nvdev); /* 'nvdev' has been freed in rndis_filter_device_remove() -> @@ -872,9 +884,8 @@ static int netvsc_change_mtu(struct net_device *ndev, int mtu) rndis_filter_device_add(hdev, &device_info); -out: - netvsc_open(ndev); - ndevctx->start_remove = false; + if (was_running) + ret = netvsc_open(ndev); /* We may have missed link change notifications */ schedule_delayed_work(&ndevctx->dwork, 0); @@ -886,7 +897,7 @@ static void netvsc_get_stats64(struct net_device *net, struct rtnl_link_stats64 *t) { struct net_device_context *ndev_ctx = netdev_priv(net); - struct netvsc_device *nvdev = ndev_ctx->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndev_ctx->nvdev); int i; if (!nvdev) @@ -971,7 +982,10 @@ static const struct { static int netvsc_get_sset_count(struct net_device *dev, int string_set) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *nvdev = ndc->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndc->nvdev); + + if (!nvdev) + return -ENODEV; switch (string_set) { case ETH_SS_STATS: @@ -985,13 +999,16 @@ static void netvsc_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *nvdev = ndc->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndc->nvdev); const void *nds = &ndc->eth_stats; const struct netvsc_stats *qstats; unsigned int start; u64 packets, bytes; int i, j; + if (!nvdev) + return; + for (i = 0; i < NETVSC_GLOBAL_STATS_LEN; i++) data[i] = *(unsigned long *)(nds + netvsc_stats[i].offset); @@ -1020,10 +1037,13 @@ static void netvsc_get_ethtool_stats(struct net_device *dev, static void netvsc_get_strings(struct net_device *dev, u32 stringset, u8 *data) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *nvdev = ndc->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndc->nvdev); u8 *p = data; int i; + if (!nvdev) + return; + switch (stringset) { case ETH_SS_STATS: for (i = 0; i < ARRAY_SIZE(netvsc_stats); i++) @@ -1075,7 +1095,10 @@ netvsc_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info, u32 *rules) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *nvdev = ndc->nvdev; + struct netvsc_device *nvdev = rcu_dereference(ndc->nvdev); + + if (!nvdev) + return -ENODEV; switch (info->cmd) { case ETHTOOL_GRXRINGS: @@ -1111,13 +1134,17 @@ static int netvsc_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *ndev = ndc->nvdev; - struct rndis_device *rndis_dev = ndev->extension; + struct netvsc_device *ndev = rcu_dereference(ndc->nvdev); + struct rndis_device *rndis_dev; int i; + if (!ndev) + return -ENODEV; + if (hfunc) *hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */ + rndis_dev = ndev->extension; if (indir) { for (i = 0; i < ITAB_NUM; i++) indir[i] = rndis_dev->ind_table[i]; @@ -1133,13 +1160,17 @@ static int netvsc_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, const u8 hfunc) { struct net_device_context *ndc = netdev_priv(dev); - struct netvsc_device *ndev = ndc->nvdev; - struct rndis_device *rndis_dev = ndev->extension; + struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev); + struct rndis_device *rndis_dev; int i; + if (!ndev) + return -ENODEV; + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; + rndis_dev = ndev->extension; if (indir) { for (i = 0; i < ITAB_NUM; i++) if (indir[i] >= dev->num_rx_queues) @@ -1168,13 +1199,13 @@ static const struct ethtool_ops ethtool_ops = { .get_channels = netvsc_get_channels, .set_channels = netvsc_set_channels, .get_ts_info = ethtool_op_get_ts_info, - .get_settings = netvsc_get_settings, - .set_settings = netvsc_set_settings, .get_rxnfc = netvsc_get_rxnfc, .get_rxfh_key_size = netvsc_get_rxfh_key_size, .get_rxfh_indir_size = netvsc_rss_indir_size, .get_rxfh = netvsc_get_rxfh, .set_rxfh = netvsc_set_rxfh, + .get_link_ksettings = netvsc_get_link_ksettings, + .set_link_ksettings = netvsc_set_link_ksettings, }; static const struct net_device_ops device_ops = { @@ -1210,10 +1241,10 @@ static void netvsc_link_change(struct work_struct *w) unsigned long flags, next_reconfig, delay; rtnl_lock(); - if (ndev_ctx->start_remove) + net_device = rtnl_dereference(ndev_ctx->nvdev); + if (!net_device) goto out_unlock; - net_device = ndev_ctx->nvdev; rdev = net_device->extension; next_reconfig = ndev_ctx->last_reconfig + LINKCHANGE_INT; @@ -1354,7 +1385,7 @@ static int netvsc_register_vf(struct net_device *vf_netdev) return NOTIFY_DONE; net_device_ctx = netdev_priv(ndev); - netvsc_dev = net_device_ctx->nvdev; + netvsc_dev = rtnl_dereference(net_device_ctx->nvdev); if (!netvsc_dev || rtnl_dereference(net_device_ctx->vf_netdev)) return NOTIFY_DONE; @@ -1380,7 +1411,7 @@ static int netvsc_vf_up(struct net_device *vf_netdev) return NOTIFY_DONE; net_device_ctx = netdev_priv(ndev); - netvsc_dev = net_device_ctx->nvdev; + netvsc_dev = rtnl_dereference(net_device_ctx->nvdev); netdev_info(ndev, "VF up: %s\n", vf_netdev->name); @@ -1414,7 +1445,7 @@ static int netvsc_vf_down(struct net_device *vf_netdev) return NOTIFY_DONE; net_device_ctx = netdev_priv(ndev); - netvsc_dev = net_device_ctx->nvdev; + netvsc_dev = rtnl_dereference(net_device_ctx->nvdev); netdev_info(ndev, "VF down: %s\n", vf_netdev->name); netvsc_switch_datapath(ndev, false); @@ -1474,8 +1505,6 @@ static int netvsc_probe(struct hv_device *dev, hv_set_drvdata(dev, net); - net_device_ctx->start_remove = false; - INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change); INIT_WORK(&net_device_ctx->work, do_set_multicast); @@ -1492,8 +1521,7 @@ static int netvsc_probe(struct hv_device *dev, /* Notify the netvsc driver of the new device */ memset(&device_info, 0, sizeof(device_info)); device_info.ring_size = ring_size; - device_info.max_num_vrss_chns = min_t(u32, VRSS_CHANNEL_DEFAULT, - num_online_cpus()); + device_info.num_chn = VRSS_CHANNEL_DEFAULT; ret = rndis_filter_device_add(dev, &device_info); if (ret != 0) { netdev_err(net, "unable to add netvsc device (ret %d)\n", ret); @@ -1509,6 +1537,7 @@ static int netvsc_probe(struct hv_device *dev, NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX; net->vlan_features = net->features; + /* RCU not necessary here, device not registered */ nvdev = net_device_ctx->nvdev; netif_set_real_num_tx_queues(net, nvdev->num_chn); netif_set_real_num_rx_queues(net, nvdev->num_chn); @@ -1544,26 +1573,20 @@ static int netvsc_remove(struct hv_device *dev) ndev_ctx = netdev_priv(net); - /* Avoid racing with netvsc_change_mtu()/netvsc_set_channels() - * removing the device. - */ - rtnl_lock(); - ndev_ctx->start_remove = true; - rtnl_unlock(); + netif_device_detach(net); cancel_delayed_work_sync(&ndev_ctx->dwork); cancel_work_sync(&ndev_ctx->work); - /* Stop outbound asap */ - netif_tx_disable(net); - - unregister_netdev(net); - /* * Call to the vsc driver to let it know that the device is being - * removed + * removed. Also blocks mtu and channel changes. */ + rtnl_lock(); rndis_filter_device_remove(dev, ndev_ctx->nvdev); + rtnl_unlock(); + + unregister_netdev(net); hv_set_drvdata(dev, NULL); diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index 19356f56b7b1..1e9445bc4539 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -819,16 +819,14 @@ int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter) { struct rndis_request *request; struct rndis_set_request *set; - struct rndis_set_complete *set_complete; int ret; request = get_rndis_request(dev, RNDIS_MSG_SET, RNDIS_MESSAGE_SIZE(struct rndis_set_request) + sizeof(u32)); - if (!request) { - ret = -ENOMEM; - goto cleanup; - } + if (!request) + return -ENOMEM; + /* Setup the rndis set */ set = &request->request_msg.msg.set_req; @@ -840,15 +838,11 @@ int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter) &new_filter, sizeof(u32)); ret = rndis_filter_send_request(dev, request); - if (ret != 0) - goto cleanup; + if (ret == 0) + wait_for_completion(&request->wait_event); - wait_for_completion(&request->wait_event); + put_rndis_request(dev, request); - set_complete = &request->response_msg.msg.set_complete; -cleanup: - if (request) - put_rndis_request(dev, request); return ret; } @@ -926,8 +920,6 @@ static void rndis_filter_halt_device(struct rndis_device *dev) struct rndis_halt_request *halt; struct net_device_context *net_device_ctx = netdev_priv(dev->ndev); struct netvsc_device *nvdev = net_device_ctx->nvdev; - struct hv_device *hdev = net_device_ctx->device_ctx; - ulong flags; /* Attempt to do a rndis device halt */ request = get_rndis_request(dev, RNDIS_MSG_HALT, @@ -945,9 +937,10 @@ static void rndis_filter_halt_device(struct rndis_device *dev) dev->state = RNDIS_DEV_UNINITIALIZED; cleanup: - spin_lock_irqsave(&hdev->channel->inbound_lock, flags); nvdev->destroy = true; - spin_unlock_irqrestore(&hdev->channel->inbound_lock, flags); + + /* Force flag to be ordered before waiting */ + wmb(); /* Wait for all send completions */ wait_event(nvdev->wait_drain, netvsc_device_idle(nvdev)); @@ -996,26 +989,35 @@ static void netvsc_sc_open(struct vmbus_channel *new_sc) hv_get_drvdata(new_sc->primary_channel->device_obj); struct netvsc_device *nvscdev = net_device_to_netvsc_device(ndev); u16 chn_index = new_sc->offermsg.offer.sub_channel_index; + struct netvsc_channel *nvchan; int ret; - unsigned long flags; if (chn_index >= nvscdev->num_chn) return; - nvscdev->chan_table[chn_index].mrc.buf + nvchan = nvscdev->chan_table + chn_index; + nvchan->mrc.buf = vzalloc(NETVSC_RECVSLOT_MAX * sizeof(struct recv_comp_data)); + if (!nvchan->mrc.buf) + return; + + /* Because the device uses NAPI, all the interrupt batching and + * control is done via Net softirq, not the channel handling + */ + set_channel_read_mode(new_sc, HV_CALL_ISR); + + /* Set the channel before opening.*/ + nvchan->channel = new_sc; + ret = vmbus_open(new_sc, nvscdev->ring_size * PAGE_SIZE, nvscdev->ring_size * PAGE_SIZE, NULL, 0, - netvsc_channel_cb, new_sc); + netvsc_channel_cb, nvchan); - if (ret == 0) - nvscdev->chan_table[chn_index].channel = new_sc; - spin_lock_irqsave(&nvscdev->sc_lock, flags); - nvscdev->num_sc_offered--; - spin_unlock_irqrestore(&nvscdev->sc_lock, flags); - if (nvscdev->num_sc_offered == 0) + napi_enable(&nvchan->napi); + + if (refcount_dec_and_test(&nvscdev->sc_offered)) complete(&nvscdev->channel_init_wait); } @@ -1032,12 +1034,9 @@ int rndis_filter_device_add(struct hv_device *dev, struct ndis_recv_scale_cap rsscap; u32 rsscap_size = sizeof(struct ndis_recv_scale_cap); unsigned int gso_max_size = GSO_MAX_SIZE; - u32 mtu, size; - u32 num_rss_qs; - u32 sc_delta; + u32 mtu, size, num_rss_qs; const struct cpumask *node_cpu_mask; u32 num_possible_rss_qs; - unsigned long flags; int i, ret; rndis_device = get_rndis_device(); @@ -1060,7 +1059,7 @@ int rndis_filter_device_add(struct hv_device *dev, net_device->max_chn = 1; net_device->num_chn = 1; - spin_lock_init(&net_device->sc_lock); + refcount_set(&net_device->sc_offered, 0); net_device->extension = rndis_device; rndis_device->ndev = net; @@ -1174,34 +1173,30 @@ int rndis_filter_device_add(struct hv_device *dev, if (ret || rsscap.num_recv_que < 2) goto out; - net_device->max_chn = min_t(u32, VRSS_CHANNEL_MAX, rsscap.num_recv_que); - - num_rss_qs = min(device_info->max_num_vrss_chns, net_device->max_chn); - /* * We will limit the VRSS channels to the number CPUs in the NUMA node * the primary channel is currently bound to. + * + * This also guarantees that num_possible_rss_qs <= num_online_cpus */ node_cpu_mask = cpumask_of_node(cpu_to_node(dev->channel->target_cpu)); - num_possible_rss_qs = cpumask_weight(node_cpu_mask); + num_possible_rss_qs = min_t(u32, cpumask_weight(node_cpu_mask), + rsscap.num_recv_que); - /* We will use the given number of channels if available. */ - if (device_info->num_chn && device_info->num_chn < net_device->max_chn) - net_device->num_chn = device_info->num_chn; - else - net_device->num_chn = min(num_possible_rss_qs, num_rss_qs); + net_device->max_chn = min_t(u32, VRSS_CHANNEL_MAX, num_possible_rss_qs); - num_rss_qs = net_device->num_chn - 1; + /* We will use the given number of channels if available. */ + net_device->num_chn = min(net_device->max_chn, device_info->num_chn); for (i = 0; i < ITAB_NUM; i++) rndis_device->ind_table[i] = ethtool_rxfh_indir_default(i, net_device->num_chn); - net_device->num_sc_offered = num_rss_qs; - - if (net_device->num_chn == 1) - goto out; + num_rss_qs = net_device->num_chn - 1; + if (num_rss_qs == 0) + return 0; + refcount_set(&net_device->sc_offered, num_rss_qs); vmbus_set_sc_create_callback(dev->channel, netvsc_sc_open); init_packet = &net_device->channel_init_pkt; @@ -1217,32 +1212,23 @@ int rndis_filter_device_add(struct hv_device *dev, VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED); if (ret) goto out; - wait_for_completion(&net_device->channel_init_wait); - if (init_packet->msg.v5_msg.subchn_comp.status != - NVSP_STAT_SUCCESS) { + if (init_packet->msg.v5_msg.subchn_comp.status != NVSP_STAT_SUCCESS) { ret = -ENODEV; goto out; } + wait_for_completion(&net_device->channel_init_wait); + net_device->num_chn = 1 + init_packet->msg.v5_msg.subchn_comp.num_subchannels; - ret = rndis_filter_set_rss_param(rndis_device, netvsc_hash_key, - net_device->num_chn); - - /* - * Set the number of sub-channels to be received. - */ - spin_lock_irqsave(&net_device->sc_lock, flags); - sc_delta = num_rss_qs - (net_device->num_chn - 1); - net_device->num_sc_offered -= sc_delta; - spin_unlock_irqrestore(&net_device->sc_lock, flags); - + /* ignore failues from setting rss parameters, still have channels */ + rndis_filter_set_rss_param(rndis_device, netvsc_hash_key, + net_device->num_chn); out: if (ret) { net_device->max_chn = 1; net_device->num_chn = 1; - net_device->num_sc_offered = 0; } return 0; /* return 0 because primary channel can be used alone */ @@ -1257,12 +1243,6 @@ void rndis_filter_device_remove(struct hv_device *dev, { struct rndis_device *rndis_dev = net_dev->extension; - /* If not all subchannel offers are complete, wait for them until - * completion to avoid race. - */ - if (net_dev->num_sc_offered > 0) - wait_for_completion(&net_dev->channel_init_wait); - /* Halt and release the rndis device */ rndis_filter_halt_device(rndis_dev); diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c index 7b131f8e4093..bd63289c55e8 100644 --- a/drivers/net/ieee802154/mrf24j40.c +++ b/drivers/net/ieee802154/mrf24j40.c @@ -18,6 +18,7 @@ #include <linux/spi/spi.h> #include <linux/interrupt.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/regmap.h> #include <linux/ieee802154.h> #include <linux/irq.h> diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index b23b71981fd5..224f65cb576b 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -13,7 +13,7 @@ * * Alan Cox : Fixed oddments for NET3.014 * Alan Cox : Rejig for NET3.029 snap #3 - * Alan Cox : Fixed NET3.029 bugs and sped up + * Alan Cox : Fixed NET3.029 bugs and sped up * Larry McVoy : Tiny tweak to double performance * Alan Cox : Backed out LMV's tweak - the linux mm * can't take it... @@ -41,7 +41,7 @@ #include <linux/in.h> #include <linux/uaccess.h> -#include <asm/io.h> +#include <linux/io.h> #include <linux/inet.h> #include <linux/netdevice.h> @@ -55,6 +55,7 @@ #include <linux/ip.h> #include <linux/tcp.h> #include <linux/percpu.h> +#include <linux/net_tstamp.h> #include <net/net_namespace.h> #include <linux/u64_stats_sync.h> @@ -64,8 +65,7 @@ struct pcpu_lstats { struct u64_stats_sync syncp; }; -/* - * The higher levels take care of making this non-reentrant (it's +/* The higher levels take care of making this non-reentrant (it's * called with bh's disabled). */ static netdev_tx_t loopback_xmit(struct sk_buff *skb, @@ -74,6 +74,7 @@ static netdev_tx_t loopback_xmit(struct sk_buff *skb, struct pcpu_lstats *lb_stats; int len; + skb_tx_timestamp(skb); skb_orphan(skb); /* Before queueing this packet to netif_rx(), @@ -129,8 +130,21 @@ static u32 always_on(struct net_device *dev) return 1; } +static int loopback_get_ts_info(struct net_device *netdev, + struct ethtool_ts_info *ts_info) +{ + ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE; + + ts_info->phc_index = -1; + + return 0; +}; + static const struct ethtool_ops loopback_ethtool_ops = { .get_link = always_on, + .get_ts_info = loopback_get_ts_info, }; static int loopback_dev_init(struct net_device *dev) @@ -149,14 +163,13 @@ static void loopback_dev_free(struct net_device *dev) } static const struct net_device_ops loopback_ops = { - .ndo_init = loopback_dev_init, - .ndo_start_xmit= loopback_xmit, + .ndo_init = loopback_dev_init, + .ndo_start_xmit = loopback_xmit, .ndo_get_stats64 = loopback_get_stats64, .ndo_set_mac_address = eth_mac_addr, }; -/* - * The loopback device is special. There is only one instance +/* The loopback device is special. There is only one instance * per network namespace. */ static void loopback_setup(struct net_device *dev) @@ -170,7 +183,7 @@ static void loopback_setup(struct net_device *dev) dev->priv_flags |= IFF_LIVE_ADDR_CHANGE | IFF_NO_QUEUE; netif_keep_dst(dev); dev->hw_features = NETIF_F_GSO_SOFTWARE; - dev->features = NETIF_F_SG | NETIF_F_FRAGLIST + dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_GSO_SOFTWARE | NETIF_F_HW_CSUM | NETIF_F_RXCSUM @@ -206,7 +219,6 @@ static __net_init int loopback_net_init(struct net *net) net->loopback_dev = dev; return 0; - out_free_netdev: free_netdev(dev); out: @@ -217,5 +229,5 @@ out: /* Registered in net/core/dev.c */ struct pernet_operations __net_initdata loopback_net_ops = { - .init = loopback_net_init, + .init = loopback_net_init, }; diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index ff0a5ed3ca80..9eb7a69be92a 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -1590,8 +1590,9 @@ static int parse_sa_config(struct nlattr **attrs, struct nlattr **tb_sa) if (!attrs[MACSEC_ATTR_SA_CONFIG]) return -EINVAL; - if (nla_parse_nested(tb_sa, MACSEC_SA_ATTR_MAX, attrs[MACSEC_ATTR_SA_CONFIG], - macsec_genl_sa_policy)) + if (nla_parse_nested(tb_sa, MACSEC_SA_ATTR_MAX, + attrs[MACSEC_ATTR_SA_CONFIG], + macsec_genl_sa_policy, NULL)) return -EINVAL; return 0; @@ -1602,8 +1603,9 @@ static int parse_rxsc_config(struct nlattr **attrs, struct nlattr **tb_rxsc) if (!attrs[MACSEC_ATTR_RXSC_CONFIG]) return -EINVAL; - if (nla_parse_nested(tb_rxsc, MACSEC_RXSC_ATTR_MAX, attrs[MACSEC_ATTR_RXSC_CONFIG], - macsec_genl_rxsc_policy)) + if (nla_parse_nested(tb_rxsc, MACSEC_RXSC_ATTR_MAX, + attrs[MACSEC_ATTR_RXSC_CONFIG], + macsec_genl_rxsc_policy, NULL)) return -EINVAL; return 0; diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c index 36877ba65516..4daf3d0926a8 100644 --- a/drivers/net/ntb_netdev.c +++ b/drivers/net/ntb_netdev.c @@ -372,18 +372,19 @@ static void ntb_get_drvinfo(struct net_device *ndev, strlcpy(info->bus_info, pci_name(dev->pdev), sizeof(info->bus_info)); } -static int ntb_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int ntb_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { - cmd->supported = SUPPORTED_Backplane; - cmd->advertising = ADVERTISED_Backplane; - ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN); - cmd->duplex = DUPLEX_FULL; - cmd->port = PORT_OTHER; - cmd->phy_address = 0; - cmd->transceiver = XCVR_DUMMY1; - cmd->autoneg = AUTONEG_ENABLE; - cmd->maxtxpkt = 0; - cmd->maxrxpkt = 0; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane); + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_add_link_mode(cmd, advertising, Backplane); + + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.port = PORT_OTHER; + cmd->base.phy_address = 0; + cmd->base.autoneg = AUTONEG_ENABLE; return 0; } @@ -391,7 +392,7 @@ static int ntb_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static const struct ethtool_ops ntb_ethtool_ops = { .get_drvinfo = ntb_get_drvinfo, .get_link = ethtool_op_get_link, - .get_settings = ntb_get_settings, + .get_link_ksettings = ntb_get_link_ksettings, }; static const struct ntb_queue_handlers ntb_netdev_handlers = { diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 8dbd59baa34d..60ffc9da6a28 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -2,33 +2,12 @@ # PHY Layer Configuration # -menuconfig PHYLIB - tristate "PHY Device support and infrastructure" - depends on NETDEVICES +menuconfig MDIO_DEVICE + tristate "MDIO bus device drivers" help - Ethernet controllers are usually attached to PHY - devices. This option provides infrastructure for - managing PHY devices. - -if PHYLIB + MDIO devices and driver infrastructure code. -config SWPHY - bool - -config LED_TRIGGER_PHY - bool "Support LED triggers for tracking link state" - depends on LEDS_TRIGGERS - ---help--- - Adds support for a set of LED trigger events per-PHY. Link - state change will trigger the events, for consumption by an - LED class driver. There are triggers for each link speed currently - supported by the phy, and are of the form: - <mii bus id>:<phy>:<speed> - - Where speed is in the form: - <Speed in megabits>Mbps or <Speed in gigabits>Gbps - -comment "MDIO bus device drivers" +if MDIO_DEVICE config MDIO_BCM_IPROC tristate "Broadcom iProc MDIO bus controller" @@ -40,7 +19,7 @@ config MDIO_BCM_IPROC config MDIO_BCM_UNIMAC tristate "Broadcom UniMAC MDIO bus controller" - depends on HAS_IOMEM + depends on HAS_IOMEM && OF_MDIO help This module provides a driver for the Broadcom UniMAC MDIO busses. This hardware can be found in the Broadcom GENET Ethernet MAC @@ -49,6 +28,7 @@ config MDIO_BCM_UNIMAC config MDIO_BITBANG tristate "Bitbanged MDIO buses" + depends on !(MDIO_DEVICE=y && PHYLIB=m) help This module implements the MDIO bus protocol in software, for use by low level drivers that export the ability to @@ -160,6 +140,36 @@ config MDIO_XGENE This module provides a driver for the MDIO busses found in the APM X-Gene SoC's. +endif + +menuconfig PHYLIB + tristate "PHY Device support and infrastructure" + depends on NETDEVICES + select MDIO_DEVICE + help + Ethernet controllers are usually attached to PHY + devices. This option provides infrastructure for + managing PHY devices. + +if PHYLIB + +config SWPHY + bool + +config LED_TRIGGER_PHY + bool "Support LED triggers for tracking link state" + depends on LEDS_TRIGGERS + ---help--- + Adds support for a set of LED trigger events per-PHY. Link + state change will trigger the events, for consumption by an + LED class driver. There are triggers for each link speed currently + supported by the phy, and are of the form: + <mii bus id>:<phy>:<speed> + + Where speed is in the form: + <Speed in megabits>Mbps or <Speed in gigabits>Gbps + + comment "MII PHY device drivers" config AMD_PHY diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile index 407b0b601ea8..e36db9a2ba38 100644 --- a/drivers/net/phy/Makefile +++ b/drivers/net/phy/Makefile @@ -1,7 +1,20 @@ # Makefile for Linux PHY drivers and MDIO bus drivers -libphy-y := phy.o phy_device.o mdio_bus.o mdio_device.o \ - mdio-boardinfo.o +libphy-y := phy.o phy-core.o phy_device.o +mdio-bus-y += mdio_bus.o mdio_device.o + +ifdef CONFIG_MDIO_DEVICE +obj-y += mdio-boardinfo.o +endif + +# PHYLIB implies MDIO_DEVICE, in that case, we have a bunch of circular +# dependencies that does not make it possible to split mdio-bus objects into a +# dedicated loadable module, so we bundle them all together into libphy.ko +ifdef CONFIG_PHYLIB +libphy-y += $(mdio-bus-y) +else +obj-$(CONFIG_MDIO_DEVICE) += mdio-bus.o +endif libphy-$(CONFIG_SWPHY) += swphy.o libphy-$(CONFIG_LED_TRIGGER_PHY) += phy_led_triggers.o diff --git a/drivers/net/phy/bcm-phy-lib.c b/drivers/net/phy/bcm-phy-lib.c index ab9ad689617c..171010eb4d9c 100644 --- a/drivers/net/phy/bcm-phy-lib.c +++ b/drivers/net/phy/bcm-phy-lib.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2015 Broadcom Corporation + * Copyright (C) 2015-2017 Broadcom * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -201,8 +201,7 @@ int bcm_phy_set_eee(struct phy_device *phydev, bool enable) int val; /* Enable EEE at PHY level */ - val = phy_read_mmd_indirect(phydev, BRCM_CL45VEN_EEE_CONTROL, - MDIO_MMD_AN); + val = phy_read_mmd(phydev, MDIO_MMD_AN, BRCM_CL45VEN_EEE_CONTROL); if (val < 0) return val; @@ -211,22 +210,19 @@ int bcm_phy_set_eee(struct phy_device *phydev, bool enable) else val &= ~(LPI_FEATURE_EN | LPI_FEATURE_EN_DIG1000X); - phy_write_mmd_indirect(phydev, BRCM_CL45VEN_EEE_CONTROL, - MDIO_MMD_AN, (u32)val); + phy_write_mmd(phydev, MDIO_MMD_AN, BRCM_CL45VEN_EEE_CONTROL, (u32)val); /* Advertise EEE */ - val = phy_read_mmd_indirect(phydev, BCM_CL45VEN_EEE_ADV, - MDIO_MMD_AN); + val = phy_read_mmd(phydev, MDIO_MMD_AN, BCM_CL45VEN_EEE_ADV); if (val < 0) return val; if (enable) - val |= (MDIO_AN_EEE_ADV_100TX | MDIO_AN_EEE_ADV_1000T); + val |= (MDIO_EEE_100TX | MDIO_EEE_1000T); else - val &= ~(MDIO_AN_EEE_ADV_100TX | MDIO_AN_EEE_ADV_1000T); + val &= ~(MDIO_EEE_100TX | MDIO_EEE_1000T); - phy_write_mmd_indirect(phydev, BCM_CL45VEN_EEE_ADV, - MDIO_MMD_AN, (u32)val); + phy_write_mmd(phydev, MDIO_MMD_AN, BCM_CL45VEN_EEE_ADV, (u32)val); return 0; } diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index d1c2614dad3a..caa9f6e17f34 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -1,7 +1,7 @@ /* * Broadcom BCM7xxx internal transceivers support. * - * Copyright (C) 2014, Broadcom Corporation + * Copyright (C) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -19,7 +19,7 @@ /* Broadcom BCM7xxx internal PHY registers */ -/* 40nm only register definitions */ +/* EPHY only register definitions */ #define MII_BCM7XXX_100TX_AUX_CTL 0x10 #define MII_BCM7XXX_100TX_FALSE_CAR 0x13 #define MII_BCM7XXX_100TX_DISC 0x14 @@ -27,6 +27,19 @@ #define MII_BCM7XXX_64CLK_MDIO BIT(12) #define MII_BCM7XXX_TEST 0x1f #define MII_BCM7XXX_SHD_MODE_2 BIT(2) +#define MII_BCM7XXX_SHD_2_ADDR_CTRL 0xe +#define MII_BCM7XXX_SHD_2_CTRL_STAT 0xf +#define MII_BCM7XXX_SHD_2_BIAS_TRIM 0x1a +#define MII_BCM7XXX_SHD_3_AN_EEE_ADV 0x3 +#define MII_BCM7XXX_SHD_3_PCS_CTRL_2 0x6 +#define MII_BCM7XXX_PCS_CTRL_2_DEF 0x4400 +#define MII_BCM7XXX_SHD_3_AN_STAT 0xb +#define MII_BCM7XXX_AN_NULL_MSG_EN BIT(0) +#define MII_BCM7XXX_AN_EEE_EN BIT(1) +#define MII_BCM7XXX_SHD_3_EEE_THRESH 0xe +#define MII_BCM7XXX_EEE_THRESH_DEF 0x50 +#define MII_BCM7XXX_SHD_3_TL4 0x23 +#define MII_BCM7XXX_TL4_RST_MSK (BIT(2) | BIT(1)) /* 28nm only register definitions */ #define MISC_ADDR(base, channel) base, channel @@ -286,6 +299,181 @@ static int phy_set_clr_bits(struct phy_device *dev, int location, return v; } +static int bcm7xxx_28nm_ephy_01_afe_config_init(struct phy_device *phydev) +{ + int ret; + + /* set shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, + MII_BCM7XXX_SHD_MODE_2, 0); + if (ret < 0) + return ret; + + /* Set current trim values INT_trim = -1, Ext_trim =0 */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_BIAS_TRIM, 0x3BE0); + if (ret < 0) + goto reset_shadow_mode; + + /* Cal reset */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_TL4); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + MII_BCM7XXX_TL4_RST_MSK, 0); + if (ret < 0) + goto reset_shadow_mode; + + /* Cal reset disable */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_TL4); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + 0, MII_BCM7XXX_TL4_RST_MSK); + if (ret < 0) + goto reset_shadow_mode; + +reset_shadow_mode: + /* reset shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, 0, + MII_BCM7XXX_SHD_MODE_2); + if (ret < 0) + return ret; + + return 0; +} + +/* The 28nm EPHY does not support Clause 45 (MMD) used by bcm-phy-lib */ +static int bcm7xxx_28nm_ephy_apd_enable(struct phy_device *phydev) +{ + int ret; + + /* set shadow mode 1 */ + ret = phy_set_clr_bits(phydev, MII_BRCM_FET_BRCMTEST, + MII_BRCM_FET_BT_SRE, 0); + if (ret < 0) + return ret; + + /* Enable auto-power down */ + ret = phy_set_clr_bits(phydev, MII_BRCM_FET_SHDW_AUXSTAT2, + MII_BRCM_FET_SHDW_AS2_APDE, 0); + if (ret < 0) + return ret; + + /* reset shadow mode 1 */ + ret = phy_set_clr_bits(phydev, MII_BRCM_FET_BRCMTEST, 0, + MII_BRCM_FET_BT_SRE); + if (ret < 0) + return ret; + + return 0; +} + +static int bcm7xxx_28nm_ephy_eee_enable(struct phy_device *phydev) +{ + int ret; + + /* set shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, + MII_BCM7XXX_SHD_MODE_2, 0); + if (ret < 0) + return ret; + + /* Advertise supported modes */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_AN_EEE_ADV); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + MDIO_EEE_100TX); + if (ret < 0) + goto reset_shadow_mode; + + /* Restore Defaults */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_PCS_CTRL_2); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + MII_BCM7XXX_PCS_CTRL_2_DEF); + if (ret < 0) + goto reset_shadow_mode; + + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_EEE_THRESH); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + MII_BCM7XXX_EEE_THRESH_DEF); + if (ret < 0) + goto reset_shadow_mode; + + /* Enable EEE autonegotiation */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, + MII_BCM7XXX_SHD_3_AN_STAT); + if (ret < 0) + goto reset_shadow_mode; + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, + (MII_BCM7XXX_AN_NULL_MSG_EN | MII_BCM7XXX_AN_EEE_EN)); + if (ret < 0) + goto reset_shadow_mode; + +reset_shadow_mode: + /* reset shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, 0, + MII_BCM7XXX_SHD_MODE_2); + if (ret < 0) + return ret; + + /* Restart autoneg */ + phy_write(phydev, MII_BMCR, + (BMCR_SPEED100 | BMCR_ANENABLE | BMCR_ANRESTART)); + + return 0; +} + +static int bcm7xxx_28nm_ephy_config_init(struct phy_device *phydev) +{ + u8 rev = phydev->phy_id & ~phydev->drv->phy_id_mask; + int ret = 0; + + pr_info_once("%s: %s PHY revision: 0x%02x\n", + phydev_name(phydev), phydev->drv->name, rev); + + /* Dummy read to a register to workaround a possible issue upon reset + * where the internal inverter may not allow the first MDIO transaction + * to pass the MDIO management controller and make us return 0xffff for + * such reads. + */ + phy_read(phydev, MII_BMSR); + + /* Apply AFE software work-around if necessary */ + if (rev == 0x01) { + ret = bcm7xxx_28nm_ephy_01_afe_config_init(phydev); + if (ret) + return ret; + } + + ret = bcm7xxx_28nm_ephy_eee_enable(phydev); + if (ret) + return ret; + + return bcm7xxx_28nm_ephy_apd_enable(phydev); +} + +static int bcm7xxx_28nm_ephy_resume(struct phy_device *phydev) +{ + int ret; + + /* Re-apply workarounds coming out suspend/resume */ + ret = bcm7xxx_28nm_ephy_config_init(phydev); + if (ret) + return ret; + + return genphy_config_aneg(phydev); +} + static int bcm7xxx_config_init(struct phy_device *phydev) { int ret; @@ -434,6 +622,23 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .probe = bcm7xxx_28nm_probe, \ } +#define BCM7XXX_28NM_EPHY(_oui, _name) \ +{ \ + .phy_id = (_oui), \ + .phy_id_mask = 0xfffffff0, \ + .name = _name, \ + .features = PHY_BASIC_FEATURES, \ + .flags = PHY_IS_INTERNAL, \ + .config_init = bcm7xxx_28nm_ephy_config_init, \ + .config_aneg = genphy_config_aneg, \ + .read_status = genphy_read_status, \ + .resume = bcm7xxx_28nm_ephy_resume, \ + .get_sset_count = bcm_phy_get_sset_count, \ + .get_strings = bcm_phy_get_strings, \ + .get_stats = bcm7xxx_28nm_get_phy_stats, \ + .probe = bcm7xxx_28nm_probe, \ +} + #define BCM7XXX_40NM_EPHY(_oui, _name) \ { \ .phy_id = (_oui), \ @@ -450,6 +655,9 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) static struct phy_driver bcm7xxx_driver[] = { BCM7XXX_28NM_GPHY(PHY_ID_BCM7250, "Broadcom BCM7250"), + BCM7XXX_28NM_EPHY(PHY_ID_BCM7260, "Broadcom BCM7260"), + BCM7XXX_28NM_EPHY(PHY_ID_BCM7268, "Broadcom BCM7268"), + BCM7XXX_28NM_EPHY(PHY_ID_BCM7271, "Broadcom BCM7271"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7278, "Broadcom BCM7278"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7364, "Broadcom BCM7364"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7366, "Broadcom BCM7366"), @@ -466,6 +674,9 @@ static struct phy_driver bcm7xxx_driver[] = { static struct mdio_device_id __maybe_unused bcm7xxx_tbl[] = { { PHY_ID_BCM7250, 0xfffffff0, }, + { PHY_ID_BCM7260, 0xfffffff0, }, + { PHY_ID_BCM7268, 0xfffffff0, }, + { PHY_ID_BCM7271, 0xfffffff0, }, { PHY_ID_BCM7278, 0xfffffff0, }, { PHY_ID_BCM7364, 0xfffffff0, }, { PHY_ID_BCM7366, 0xfffffff0, }, diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c index 19865530e0b1..b57f20e552ba 100644 --- a/drivers/net/phy/dp83867.c +++ b/drivers/net/phy/dp83867.c @@ -133,14 +133,14 @@ static int dp83867_config_port_mirroring(struct phy_device *phydev) (struct dp83867_private *)phydev->priv; u16 val; - val = phy_read_mmd_indirect(phydev, DP83867_CFG4, DP83867_DEVADDR); + val = phy_read_mmd(phydev, DP83867_DEVADDR, DP83867_CFG4); if (dp83867->port_mirroring == DP83867_PORT_MIRROING_EN) val |= DP83867_CFG4_PORT_MIRROR_EN; else val &= ~DP83867_CFG4_PORT_MIRROR_EN; - phy_write_mmd_indirect(phydev, DP83867_CFG4, DP83867_DEVADDR, val); + phy_write_mmd(phydev, DP83867_DEVADDR, DP83867_CFG4, val); return 0; } @@ -231,8 +231,7 @@ static int dp83867_config_init(struct phy_device *phydev) * register's bit 11 (marked as RESERVED). */ - bs = phy_read_mmd_indirect(phydev, DP83867_STRAP_STS1, - DP83867_DEVADDR); + bs = phy_read_mmd(phydev, DP83867_DEVADDR, DP83867_STRAP_STS1); if (bs & DP83867_STRAP_STS1_RESERVED) val &= ~DP83867_PHYCR_RESERVED_MASK; @@ -243,8 +242,7 @@ static int dp83867_config_init(struct phy_device *phydev) if ((phydev->interface >= PHY_INTERFACE_MODE_RGMII_ID) && (phydev->interface <= PHY_INTERFACE_MODE_RGMII_RXID)) { - val = phy_read_mmd_indirect(phydev, DP83867_RGMIICTL, - DP83867_DEVADDR); + val = phy_read_mmd(phydev, DP83867_DEVADDR, DP83867_RGMIICTL); if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) val |= (DP83867_RGMII_TX_CLK_DELAY_EN | DP83867_RGMII_RX_CLK_DELAY_EN); @@ -255,25 +253,24 @@ static int dp83867_config_init(struct phy_device *phydev) if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) val |= DP83867_RGMII_RX_CLK_DELAY_EN; - phy_write_mmd_indirect(phydev, DP83867_RGMIICTL, - DP83867_DEVADDR, val); + phy_write_mmd(phydev, DP83867_DEVADDR, DP83867_RGMIICTL, val); delay = (dp83867->rx_id_delay | (dp83867->tx_id_delay << DP83867_RGMII_TX_CLK_DELAY_SHIFT)); - phy_write_mmd_indirect(phydev, DP83867_RGMIIDCTL, - DP83867_DEVADDR, delay); + phy_write_mmd(phydev, DP83867_DEVADDR, DP83867_RGMIIDCTL, + delay); if (dp83867->io_impedance >= 0) { - val = phy_read_mmd_indirect(phydev, DP83867_IO_MUX_CFG, - DP83867_DEVADDR); + val = phy_read_mmd(phydev, DP83867_DEVADDR, + DP83867_IO_MUX_CFG); val &= ~DP83867_IO_MUX_CFG_IO_IMPEDANCE_CTRL; val |= dp83867->io_impedance & DP83867_IO_MUX_CFG_IO_IMPEDANCE_CTRL; - phy_write_mmd_indirect(phydev, DP83867_IO_MUX_CFG, - DP83867_DEVADDR, val); + phy_write_mmd(phydev, DP83867_DEVADDR, + DP83867_IO_MUX_CFG, val); } } diff --git a/drivers/net/phy/intel-xway.c b/drivers/net/phy/intel-xway.c index b1fd7bb0e4db..55f8c52dd2f1 100644 --- a/drivers/net/phy/intel-xway.c +++ b/drivers/net/phy/intel-xway.c @@ -166,13 +166,13 @@ static int xway_gphy_config_init(struct phy_device *phydev) /* Clear all pending interrupts */ phy_read(phydev, XWAY_MDIO_ISTAT); - phy_write_mmd_indirect(phydev, XWAY_MMD_LEDCH, MDIO_MMD_VEND2, - XWAY_MMD_LEDCH_NACS_NONE | - XWAY_MMD_LEDCH_SBF_F02HZ | - XWAY_MMD_LEDCH_FBF_F16HZ); - phy_write_mmd_indirect(phydev, XWAY_MMD_LEDCL, MDIO_MMD_VEND2, - XWAY_MMD_LEDCH_CBLINK_NONE | - XWAY_MMD_LEDCH_SCAN_NONE); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCH, + XWAY_MMD_LEDCH_NACS_NONE | + XWAY_MMD_LEDCH_SBF_F02HZ | + XWAY_MMD_LEDCH_FBF_F16HZ); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCL, + XWAY_MMD_LEDCH_CBLINK_NONE | + XWAY_MMD_LEDCH_SCAN_NONE); /** * In most cases only one LED is connected to this phy, so @@ -183,12 +183,12 @@ static int xway_gphy_config_init(struct phy_device *phydev) ledxh = XWAY_MMD_LEDxH_BLINKF_NONE | XWAY_MMD_LEDxH_CON_LINK10XX; ledxl = XWAY_MMD_LEDxL_PULSE_TXACT | XWAY_MMD_LEDxL_PULSE_RXACT | XWAY_MMD_LEDxL_BLINKS_NONE; - phy_write_mmd_indirect(phydev, XWAY_MMD_LED0H, MDIO_MMD_VEND2, ledxh); - phy_write_mmd_indirect(phydev, XWAY_MMD_LED0L, MDIO_MMD_VEND2, ledxl); - phy_write_mmd_indirect(phydev, XWAY_MMD_LED1H, MDIO_MMD_VEND2, ledxh); - phy_write_mmd_indirect(phydev, XWAY_MMD_LED1L, MDIO_MMD_VEND2, ledxl); - phy_write_mmd_indirect(phydev, XWAY_MMD_LED2H, MDIO_MMD_VEND2, ledxh); - phy_write_mmd_indirect(phydev, XWAY_MMD_LED2L, MDIO_MMD_VEND2, ledxl); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0H, ledxh); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0L, ledxl); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1H, ledxh); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1L, ledxl); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2H, ledxh); + phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2L, ledxl); return 0; } diff --git a/drivers/net/phy/mdio-bcm-unimac.c b/drivers/net/phy/mdio-bcm-unimac.c index 8c73b2e771dd..34395230ce70 100644 --- a/drivers/net/phy/mdio-bcm-unimac.c +++ b/drivers/net/phy/mdio-bcm-unimac.c @@ -1,7 +1,7 @@ /* * Broadcom UniMAC MDIO bus controller driver * - * Copyright (C) 2014, Broadcom Corporation + * Copyright (C) 2014-2017 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -228,6 +228,7 @@ static int unimac_mdio_remove(struct platform_device *pdev) } static const struct of_device_id unimac_mdio_ids[] = { + { .compatible = "brcm,genet-mdio-v5", }, { .compatible = "brcm,genet-mdio-v4", }, { .compatible = "brcm,genet-mdio-v3", }, { .compatible = "brcm,genet-mdio-v2", }, diff --git a/drivers/net/phy/mdio-boardinfo.c b/drivers/net/phy/mdio-boardinfo.c index 61941e29daae..1861f387820d 100644 --- a/drivers/net/phy/mdio-boardinfo.c +++ b/drivers/net/phy/mdio-boardinfo.c @@ -24,10 +24,12 @@ static DEFINE_MUTEX(mdio_board_lock); * @mdiodev: MDIO device pointer * Context: can sleep */ -void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus) +void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus, + int (*cb) + (struct mii_bus *bus, + struct mdio_board_info *bi)) { struct mdio_board_entry *be; - struct mdio_device *mdiodev; struct mdio_board_info *bi; int ret; @@ -38,23 +40,14 @@ void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus) if (strcmp(bus->id, bi->bus_id)) continue; - mdiodev = mdio_device_create(bus, bi->mdio_addr); - if (IS_ERR(mdiodev)) + ret = cb(bus, bi); + if (ret) continue; - strncpy(mdiodev->modalias, bi->modalias, - sizeof(mdiodev->modalias)); - mdiodev->bus_match = mdio_device_bus_match; - mdiodev->dev.platform_data = (void *)bi->platform_data; - - ret = mdio_device_register(mdiodev); - if (ret) { - mdio_device_free(mdiodev); - continue; - } } mutex_unlock(&mdio_board_lock); } +EXPORT_SYMBOL(mdiobus_setup_mdiodev_from_board_info); /** * mdio_register_board_info - register MDIO devices for a given board diff --git a/drivers/net/phy/mdio-boardinfo.h b/drivers/net/phy/mdio-boardinfo.h index 00f98163e90e..3a7f143904e8 100644 --- a/drivers/net/phy/mdio-boardinfo.h +++ b/drivers/net/phy/mdio-boardinfo.h @@ -14,6 +14,9 @@ struct mdio_board_entry { struct mdio_board_info board_info; }; -void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus); +void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus, + int (*cb) + (struct mii_bus *bus, + struct mdio_board_info *bi)); #endif /* __MDIO_BOARD_INFO_H */ diff --git a/drivers/net/phy/mdio-xgene.c b/drivers/net/phy/mdio-xgene.c index f095051beb54..3e2ac07b6e37 100644 --- a/drivers/net/phy/mdio-xgene.c +++ b/drivers/net/phy/mdio-xgene.c @@ -229,7 +229,7 @@ static int xgene_xfi_mdio_write(struct mii_bus *bus, int phy_id, val = SET_VAL(HSTPHYADX, phy_id) | SET_VAL(HSTREGADX, reg) | SET_VAL(HSTMIIMWRDAT, data); - xgene_enet_wr_mdio_csr(addr, MIIM_FIELD_ADDR, data); + xgene_enet_wr_mdio_csr(addr, MIIM_FIELD_ADDR, val); val = HSTLDCMD | SET_VAL(HSTMIIMCMD, MIIM_CMD_LEGACY_WRITE); xgene_enet_wr_mdio_csr(addr, MIIM_COMMAND_ADDR, val); diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index fa7d51f14869..5a214f3b8671 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -290,6 +290,36 @@ static inline void of_mdiobus_link_mdiodev(struct mii_bus *mdio, #endif /** + * mdiobus_create_device_from_board_info - create a full MDIO device given + * a mdio_board_info structure + * @bus: MDIO bus to create the devices on + * @bi: mdio_board_info structure describing the devices + * + * Returns 0 on success or < 0 on error. + */ +static int mdiobus_create_device(struct mii_bus *bus, + struct mdio_board_info *bi) +{ + struct mdio_device *mdiodev; + int ret = 0; + + mdiodev = mdio_device_create(bus, bi->mdio_addr); + if (IS_ERR(mdiodev)) + return -ENODEV; + + strncpy(mdiodev->modalias, bi->modalias, + sizeof(mdiodev->modalias)); + mdiodev->bus_match = mdio_device_bus_match; + mdiodev->dev.platform_data = (void *)bi->platform_data; + + ret = mdio_device_register(mdiodev); + if (ret) + mdio_device_free(mdiodev); + + return ret; +} + +/** * __mdiobus_register - bring up all the PHYs on a given bus and attach them to bus * @bus: target mii_bus * @owner: module containing bus accessor functions @@ -345,7 +375,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) } } - mdiobus_setup_mdiodev_from_board_info(bus); + mdiobus_setup_mdiodev_from_board_info(bus, mdiobus_create_device); bus->state = MDIOBUS_REGISTERED; pr_info("%s: probed\n", bus->name); @@ -648,9 +678,18 @@ int __init mdio_bus_init(void) return ret; } +EXPORT_SYMBOL_GPL(mdio_bus_init); +#if IS_ENABLED(CONFIG_PHYLIB) void mdio_bus_exit(void) { class_unregister(&mdio_bus_class); bus_unregister(&mdio_bus_type); } +EXPORT_SYMBOL_GPL(mdio_bus_exit); +#else +module_init(mdio_bus_init); +/* no module_exit, intentional */ +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("MDIO bus/device layer"); +#endif diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 6742070ca676..b847184de6fc 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -637,8 +637,7 @@ static int ksz8873mll_config_aneg(struct phy_device *phydev) * MMD extended PHY registers. */ static int -ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, - int regnum) +ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int devad, u16 regnum) { return -1; } @@ -646,10 +645,10 @@ ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, /* This routine does nothing since the Micrel ksz9021 does not support * standard IEEE MMD extended PHY registers. */ -static void -ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum, - int regnum, u32 val) +static int +ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int devad, u16 regnum, u16 val) { + return -1; } static int kszphy_get_sset_count(struct phy_device *phydev) @@ -962,8 +961,8 @@ static struct phy_driver ksphy_driver[] = { .get_stats = kszphy_get_stats, .suspend = genphy_suspend, .resume = genphy_resume, - .read_mmd_indirect = ksz9021_rd_mmd_phyreg, - .write_mmd_indirect = ksz9021_wr_mmd_phyreg, + .read_mmd = ksz9021_rd_mmd_phyreg, + .write_mmd = ksz9021_wr_mmd_phyreg, }, { .phy_id = PHY_ID_KSZ9031, .phy_id_mask = MICREL_PHY_ID_MASK, diff --git a/drivers/net/phy/microchip.c b/drivers/net/phy/microchip.c index 324fbf6ad8ff..2b2f543cf9f0 100644 --- a/drivers/net/phy/microchip.c +++ b/drivers/net/phy/microchip.c @@ -78,9 +78,8 @@ static int lan88xx_probe(struct phy_device *phydev) priv->wolopts = 0; /* these values can be used to identify internal PHY */ - priv->chip_id = phy_read_mmd_indirect(phydev, LAN88XX_MMD3_CHIP_ID, 3); - priv->chip_rev = phy_read_mmd_indirect(phydev, LAN88XX_MMD3_CHIP_REV, - 3); + priv->chip_id = phy_read_mmd(phydev, 3, LAN88XX_MMD3_CHIP_ID); + priv->chip_rev = phy_read_mmd(phydev, 3, LAN88XX_MMD3_CHIP_REV); phydev->priv = priv; diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c new file mode 100644 index 000000000000..357a4d0d7641 --- /dev/null +++ b/drivers/net/phy/phy-core.c @@ -0,0 +1,101 @@ +/* + * Core PHY library, taken from phy.c + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ +#include <linux/export.h> +#include <linux/phy.h> + +static void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad, + u16 regnum) +{ + /* Write the desired MMD Devad */ + bus->write(bus, phy_addr, MII_MMD_CTRL, devad); + + /* Write the desired MMD register address */ + bus->write(bus, phy_addr, MII_MMD_DATA, regnum); + + /* Select the Function : DATA with no post increment */ + bus->write(bus, phy_addr, MII_MMD_CTRL, devad | MII_MMD_CTRL_NOINCR); +} + +/** + * phy_read_mmd - Convenience function for reading a register + * from an MMD on a given PHY. + * @phydev: The phy_device struct + * @devad: The MMD to read from (0..31) + * @regnum: The register on the MMD to read (0..65535) + * + * Same rules as for phy_read(); + */ +int phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum) +{ + int val; + + if (regnum > (u16)~0 || devad > 32) + return -EINVAL; + + if (phydev->drv->read_mmd) { + val = phydev->drv->read_mmd(phydev, devad, regnum); + } else if (phydev->is_c45) { + u32 addr = MII_ADDR_C45 | (devad << 16) | (regnum & 0xffff); + + val = mdiobus_read(phydev->mdio.bus, phydev->mdio.addr, addr); + } else { + struct mii_bus *bus = phydev->mdio.bus; + int phy_addr = phydev->mdio.addr; + + mutex_lock(&bus->mdio_lock); + mmd_phy_indirect(bus, phy_addr, devad, regnum); + + /* Read the content of the MMD's selected register */ + val = bus->read(bus, phy_addr, MII_MMD_DATA); + mutex_unlock(&bus->mdio_lock); + } + return val; +} +EXPORT_SYMBOL(phy_read_mmd); + +/** + * phy_write_mmd - Convenience function for writing a register + * on an MMD on a given PHY. + * @phydev: The phy_device struct + * @devad: The MMD to read from + * @regnum: The register on the MMD to read + * @val: value to write to @regnum + * + * Same rules as for phy_write(); + */ +int phy_write_mmd(struct phy_device *phydev, int devad, u32 regnum, u16 val) +{ + int ret; + + if (regnum > (u16)~0 || devad > 32) + return -EINVAL; + + if (phydev->drv->read_mmd) { + ret = phydev->drv->write_mmd(phydev, devad, regnum, val); + } else if (phydev->is_c45) { + u32 addr = MII_ADDR_C45 | (devad << 16) | (regnum & 0xffff); + + ret = mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, + addr, val); + } else { + struct mii_bus *bus = phydev->mdio.bus; + int phy_addr = phydev->mdio.addr; + + mutex_lock(&bus->mdio_lock); + mmd_phy_indirect(bus, phy_addr, devad, regnum); + + /* Write the data into MMD's selected register */ + bus->write(bus, phy_addr, MII_MMD_DATA, val); + mutex_unlock(&bus->mdio_lock); + + ret = 0; + } + return ret; +} +EXPORT_SYMBOL(phy_write_mmd); diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index a2bfc82e95d7..bf7d614ff18f 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -50,8 +50,22 @@ static const char *phy_speed_to_str(int speed) return "1Gbps"; case SPEED_2500: return "2.5Gbps"; + case SPEED_5000: + return "5Gbps"; case SPEED_10000: return "10Gbps"; + case SPEED_20000: + return "20Gbps"; + case SPEED_25000: + return "25Gbps"; + case SPEED_40000: + return "40Gbps"; + case SPEED_50000: + return "50Gbps"; + case SPEED_56000: + return "56Gbps"; + case SPEED_100000: + return "100Gbps"; case SPEED_UNKNOWN: return "Unknown"; default: @@ -1192,91 +1206,6 @@ void phy_mac_interrupt(struct phy_device *phydev, int new_link) } EXPORT_SYMBOL(phy_mac_interrupt); -static inline void mmd_phy_indirect(struct mii_bus *bus, int prtad, int devad, - int addr) -{ - /* Write the desired MMD Devad */ - bus->write(bus, addr, MII_MMD_CTRL, devad); - - /* Write the desired MMD register address */ - bus->write(bus, addr, MII_MMD_DATA, prtad); - - /* Select the Function : DATA with no post increment */ - bus->write(bus, addr, MII_MMD_CTRL, (devad | MII_MMD_CTRL_NOINCR)); -} - -/** - * phy_read_mmd_indirect - reads data from the MMD registers - * @phydev: The PHY device bus - * @prtad: MMD Address - * @devad: MMD DEVAD - * - * Description: it reads data from the MMD registers (clause 22 to access to - * clause 45) of the specified phy address. - * To read these register we have: - * 1) Write reg 13 // DEVAD - * 2) Write reg 14 // MMD Address - * 3) Write reg 13 // MMD Data Command for MMD DEVAD - * 3) Read reg 14 // Read MMD data - */ -int phy_read_mmd_indirect(struct phy_device *phydev, int prtad, int devad) -{ - struct phy_driver *phydrv = phydev->drv; - int addr = phydev->mdio.addr; - int value = -1; - - if (!phydrv->read_mmd_indirect) { - struct mii_bus *bus = phydev->mdio.bus; - - mutex_lock(&bus->mdio_lock); - mmd_phy_indirect(bus, prtad, devad, addr); - - /* Read the content of the MMD's selected register */ - value = bus->read(bus, addr, MII_MMD_DATA); - mutex_unlock(&bus->mdio_lock); - } else { - value = phydrv->read_mmd_indirect(phydev, prtad, devad, addr); - } - return value; -} -EXPORT_SYMBOL(phy_read_mmd_indirect); - -/** - * phy_write_mmd_indirect - writes data to the MMD registers - * @phydev: The PHY device - * @prtad: MMD Address - * @devad: MMD DEVAD - * @data: data to write in the MMD register - * - * Description: Write data from the MMD registers of the specified - * phy address. - * To write these register we have: - * 1) Write reg 13 // DEVAD - * 2) Write reg 14 // MMD Address - * 3) Write reg 13 // MMD Data Command for MMD DEVAD - * 3) Write reg 14 // Write MMD data - */ -void phy_write_mmd_indirect(struct phy_device *phydev, int prtad, - int devad, u32 data) -{ - struct phy_driver *phydrv = phydev->drv; - int addr = phydev->mdio.addr; - - if (!phydrv->write_mmd_indirect) { - struct mii_bus *bus = phydev->mdio.bus; - - mutex_lock(&bus->mdio_lock); - mmd_phy_indirect(bus, prtad, devad, addr); - - /* Write the data into MMD's selected register */ - bus->write(bus, addr, MII_MMD_DATA, data); - mutex_unlock(&bus->mdio_lock); - } else { - phydrv->write_mmd_indirect(phydev, prtad, devad, addr, data); - } -} -EXPORT_SYMBOL(phy_write_mmd_indirect); - /** * phy_init_eee - init and check the EEE feature * @phydev: target phy_device struct @@ -1293,15 +1222,8 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable) return -EIO; /* According to 802.3az,the EEE is supported only in full duplex-mode. - * Also EEE feature is active when core is operating with MII, GMII - * or RGMII (all kinds). Internal PHYs are also allowed to proceed and - * should return an error if they do not support EEE. */ - if ((phydev->duplex == DUPLEX_FULL) && - ((phydev->interface == PHY_INTERFACE_MODE_MII) || - (phydev->interface == PHY_INTERFACE_MODE_GMII) || - phy_interface_is_rgmii(phydev) || - phy_is_internal(phydev))) { + if (phydev->duplex == DUPLEX_FULL) { int eee_lp, eee_cap, eee_adv; u32 lp, cap, adv; int status; @@ -1312,8 +1234,7 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable) return status; /* First check if the EEE ability is supported */ - eee_cap = phy_read_mmd_indirect(phydev, MDIO_PCS_EEE_ABLE, - MDIO_MMD_PCS); + eee_cap = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); if (eee_cap <= 0) goto eee_exit_err; @@ -1324,13 +1245,11 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable) /* Check which link settings negotiated and verify it in * the EEE advertising registers. */ - eee_lp = phy_read_mmd_indirect(phydev, MDIO_AN_EEE_LPABLE, - MDIO_MMD_AN); + eee_lp = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE); if (eee_lp <= 0) goto eee_exit_err; - eee_adv = phy_read_mmd_indirect(phydev, MDIO_AN_EEE_ADV, - MDIO_MMD_AN); + eee_adv = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV); if (eee_adv <= 0) goto eee_exit_err; @@ -1343,14 +1262,12 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable) /* Configure the PHY to stop receiving xMII * clock while it is signaling LPI. */ - int val = phy_read_mmd_indirect(phydev, MDIO_CTRL1, - MDIO_MMD_PCS); + int val = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_CTRL1); if (val < 0) return val; val |= MDIO_PCS_CTRL1_CLKSTOP_EN; - phy_write_mmd_indirect(phydev, MDIO_CTRL1, - MDIO_MMD_PCS, val); + phy_write_mmd(phydev, MDIO_MMD_PCS, MDIO_CTRL1, val); } return 0; /* EEE supported */ @@ -1372,7 +1289,7 @@ int phy_get_eee_err(struct phy_device *phydev) if (!phydev->drv) return -EIO; - return phy_read_mmd_indirect(phydev, MDIO_PCS_EEE_WK_ERR, MDIO_MMD_PCS); + return phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_WK_ERR); } EXPORT_SYMBOL(phy_get_eee_err); @@ -1392,19 +1309,19 @@ int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data) return -EIO; /* Get Supported EEE */ - val = phy_read_mmd_indirect(phydev, MDIO_PCS_EEE_ABLE, MDIO_MMD_PCS); + val = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); if (val < 0) return val; data->supported = mmd_eee_cap_to_ethtool_sup_t(val); /* Get advertisement EEE */ - val = phy_read_mmd_indirect(phydev, MDIO_AN_EEE_ADV, MDIO_MMD_AN); + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV); if (val < 0) return val; data->advertised = mmd_eee_adv_to_ethtool_adv_t(val); /* Get LP advertisement EEE */ - val = phy_read_mmd_indirect(phydev, MDIO_AN_EEE_LPABLE, MDIO_MMD_AN); + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE); if (val < 0) return val; data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); @@ -1422,15 +1339,37 @@ EXPORT_SYMBOL(phy_ethtool_get_eee); */ int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data) { - int val = ethtool_adv_to_mmd_eee_adv_t(data->advertised); + int cap, old_adv, adv, ret; if (!phydev->drv) return -EIO; + /* Get Supported EEE */ + cap = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); + if (cap < 0) + return cap; + + old_adv = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV); + if (old_adv < 0) + return old_adv; + + adv = ethtool_adv_to_mmd_eee_adv_t(data->advertised) & cap; + /* Mask prohibited EEE modes */ - val &= ~phydev->eee_broken_modes; + adv &= ~phydev->eee_broken_modes; + + if (old_adv != adv) { + ret = phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv); + if (ret < 0) + return ret; - phy_write_mmd_indirect(phydev, MDIO_AN_EEE_ADV, MDIO_MMD_AN, val); + /* Restart autonegotiation so the new modes get sent to the + * link partner. + */ + ret = genphy_restart_aneg(phydev); + if (ret < 0) + return ret; + } return 0; } diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 5198ccfa347f..1219eeab69d1 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1217,7 +1217,7 @@ static int genphy_config_eee_advert(struct phy_device *phydev) * supported by the phy. If we read 0, EEE is not advertised * In both case, we don't need to continue */ - adv = phy_read_mmd_indirect(phydev, MDIO_AN_EEE_ADV, MDIO_MMD_AN); + adv = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV); if (adv <= 0) return 0; @@ -1228,7 +1228,7 @@ static int genphy_config_eee_advert(struct phy_device *phydev) if (old_adv == adv) return 0; - phy_write_mmd_indirect(phydev, MDIO_AN_EEE_ADV, MDIO_MMD_AN, adv); + phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv); return 1; } diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index fb32eaf2255d..cef6967b0396 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -20,6 +20,7 @@ #include <linux/module.h> #include <linux/mii.h> #include <linux/ethtool.h> +#include <linux/of.h> #include <linux/phy.h> #include <linux/netdevice.h> #include <linux/smscphy.h> diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index f8c81f12d988..450b6a9fdec7 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -2474,7 +2474,8 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info) goto team_put; } err = nla_parse_nested(opt_attrs, TEAM_ATTR_OPTION_MAX, - nl_option, team_nl_option_policy); + nl_option, team_nl_option_policy, + info->extack); if (err) goto team_put; if (!opt_attrs[TEAM_ATTR_OPTION_NAME] || diff --git a/drivers/net/tun.c b/drivers/net/tun.c index cc88cd7856f5..bbd707b9ef7a 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2444,18 +2444,16 @@ static struct miscdevice tun_miscdev = { /* ethtool interface */ -static int tun_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) -{ - cmd->supported = 0; - cmd->advertising = 0; - ethtool_cmd_speed_set(cmd, SPEED_10); - cmd->duplex = DUPLEX_FULL; - cmd->port = PORT_TP; - cmd->phy_address = 0; - cmd->transceiver = XCVR_INTERNAL; - cmd->autoneg = AUTONEG_DISABLE; - cmd->maxtxpkt = 0; - cmd->maxrxpkt = 0; +static int tun_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) +{ + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + cmd->base.speed = SPEED_10; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.port = PORT_TP; + cmd->base.phy_address = 0; + cmd->base.autoneg = AUTONEG_DISABLE; return 0; } @@ -2518,7 +2516,6 @@ static int tun_set_coalesce(struct net_device *dev, } static const struct ethtool_ops tun_ethtool_ops = { - .get_settings = tun_get_settings, .get_drvinfo = tun_get_drvinfo, .get_msglevel = tun_get_msglevel, .set_msglevel = tun_set_msglevel, @@ -2526,6 +2523,7 @@ static const struct ethtool_ops tun_ethtool_ops = { .get_ts_info = ethtool_op_get_ts_info, .get_coalesce = tun_get_coalesce, .set_coalesce = tun_set_coalesce, + .get_link_ksettings = tun_get_link_ksettings, }; static int tun_queue_resize(struct tun_struct *tun) diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c index 0dd510604118..a3aa0a27dfe5 100644 --- a/drivers/net/usb/asix_devices.c +++ b/drivers/net/usb/asix_devices.c @@ -136,9 +136,9 @@ static const struct ethtool_ops ax88172_ethtool_ops = { .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, .set_eeprom = asix_set_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static void ax88172_set_multicast(struct net_device *net) @@ -206,6 +206,7 @@ static const struct net_device_ops ax88172_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = asix_ioctl, @@ -301,9 +302,9 @@ static const struct ethtool_ops ax88772_ethtool_ops = { .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, .set_eeprom = asix_set_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static int ax88772_link_reset(struct usbnet *dev) @@ -591,6 +592,7 @@ static const struct net_device_ops ax88772_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = asix_set_mac_address, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = asix_ioctl, @@ -775,9 +777,9 @@ static const struct ethtool_ops ax88178_ethtool_ops = { .get_eeprom_len = asix_get_eeprom_len, .get_eeprom = asix_get_eeprom, .set_eeprom = asix_set_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static int marvell_phy_init(struct usbnet *dev) @@ -1044,6 +1046,7 @@ static const struct net_device_ops ax88178_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = asix_set_mac_address, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = asix_set_multicast, diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c index 6308386b09df..501576f53854 100644 --- a/drivers/net/usb/ax88172a.c +++ b/drivers/net/usb/ax88172a.c @@ -143,6 +143,7 @@ static const struct net_device_ops ax88172a_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = asix_set_mac_address, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = ax88172a_ioctl, diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index a3a7db0702d8..51cf60092a18 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -620,16 +620,18 @@ ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, return 0; } -static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd) +static int ax88179_get_link_ksettings(struct net_device *net, + struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); - return mii_ethtool_gset(&dev->mii, cmd); + return mii_ethtool_get_link_ksettings(&dev->mii, cmd); } -static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd) +static int ax88179_set_link_ksettings(struct net_device *net, + const struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); - return mii_ethtool_sset(&dev->mii, cmd); + return mii_ethtool_set_link_ksettings(&dev->mii, cmd); } static int @@ -826,11 +828,11 @@ static const struct ethtool_ops ax88179_ethtool_ops = { .set_wol = ax88179_set_wol, .get_eeprom_len = ax88179_get_eeprom_len, .get_eeprom = ax88179_get_eeprom, - .get_settings = ax88179_get_settings, - .set_settings = ax88179_set_settings, .get_eee = ax88179_get_eee, .set_eee = ax88179_set_eee, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = ax88179_get_link_ksettings, + .set_link_ksettings = ax88179_set_link_ksettings, }; static void ax88179_set_multicast(struct net_device *net) @@ -957,6 +959,7 @@ static const struct net_device_ops ax88179_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_change_mtu = ax88179_change_mtu, .ndo_set_mac_address = ax88179_set_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c index 0acc9b640419..fce92f0e5abd 100644 --- a/drivers/net/usb/catc.c +++ b/drivers/net/usb/catc.c @@ -688,29 +688,34 @@ static void catc_get_drvinfo(struct net_device *dev, usb_make_path(catc->usbdev, info->bus_info, sizeof(info->bus_info)); } -static int catc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int catc_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct catc *catc = netdev_priv(dev); if (!catc->is_f5u011) return -EOPNOTSUPP; - cmd->supported = SUPPORTED_10baseT_Half | SUPPORTED_TP; - cmd->advertising = ADVERTISED_10baseT_Half | ADVERTISED_TP; - ethtool_cmd_speed_set(cmd, SPEED_10); - cmd->duplex = DUPLEX_HALF; - cmd->port = PORT_TP; - cmd->phy_address = 0; - cmd->transceiver = XCVR_INTERNAL; - cmd->autoneg = AUTONEG_DISABLE; - cmd->maxtxpkt = 1; - cmd->maxrxpkt = 1; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, 10baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, supported, TP); + + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_add_link_mode(cmd, advertising, 10baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, advertising, TP); + + cmd->base.speed = SPEED_10; + cmd->base.duplex = DUPLEX_HALF; + cmd->base.port = PORT_TP; + cmd->base.phy_address = 0; + cmd->base.autoneg = AUTONEG_DISABLE; + return 0; } static const struct ethtool_ops ops = { .get_drvinfo = catc_get_drvinfo, - .get_settings = catc_get_settings, - .get_link = ethtool_op_get_link + .get_link = ethtool_op_get_link, + .get_link_ksettings = catc_get_link_ksettings, }; /* diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 3a98f3762a4c..a6b997cffd3b 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -100,6 +100,7 @@ static const struct net_device_ops cdc_mbim_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_change_mtu = cdc_ncm_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index f317984f7536..bb3f71f9fbde 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -131,8 +131,6 @@ static void cdc_ncm_get_strings(struct net_device __always_unused *netdev, u32 s static void cdc_ncm_update_rxtx_max(struct usbnet *dev, u32 new_rx, u32 new_tx); static const struct ethtool_ops cdc_ncm_ethtool_ops = { - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .get_link = usbnet_get_link, .nway_reset = usbnet_nway_reset, .get_drvinfo = usbnet_get_drvinfo, @@ -142,6 +140,8 @@ static const struct ethtool_ops cdc_ncm_ethtool_ops = { .get_sset_count = cdc_ncm_get_sset_count, .get_strings = cdc_ncm_get_strings, .get_ethtool_stats = cdc_ncm_get_ethtool_stats, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static u32 cdc_ncm_check_rx_max(struct usbnet *dev, u32 new_rx) @@ -753,6 +753,7 @@ static const struct net_device_ops cdc_ncm_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_change_mtu = cdc_ncm_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 0b4bdd39106b..b91f92e4e5f2 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -281,9 +281,9 @@ static const struct ethtool_ops dm9601_ethtool_ops = { .set_msglevel = usbnet_set_msglevel, .get_eeprom_len = dm9601_get_eeprom_len, .get_eeprom = dm9601_get_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static void dm9601_set_multicast(struct net_device *net) @@ -343,6 +343,7 @@ static const struct net_device_ops dm9601_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = dm9601_ioctl, .ndo_set_rx_mode = dm9601_set_multicast, diff --git a/drivers/net/usb/int51x1.c b/drivers/net/usb/int51x1.c index 4ff70b22c6ee..5a43b77a6b9c 100644 --- a/drivers/net/usb/int51x1.c +++ b/drivers/net/usb/int51x1.c @@ -144,6 +144,7 @@ static const struct net_device_ops int51x1_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = int51x1_set_multicast, diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 876f02f4945e..3d8ea18df696 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -245,8 +245,6 @@ struct kaweth_device __u16 packet_filter_bitmap; struct kaweth_ethernet_configuration configuration; - - struct net_device_stats stats; }; /**************************************************************** @@ -598,7 +596,7 @@ static void kaweth_usb_receive(struct urb *urb) struct sk_buff *skb; if (unlikely(status == -EPIPE)) { - kaweth->stats.rx_errors++; + net->stats.rx_errors++; kaweth->end = 1; wake_up(&kaweth->term_wait); dev_dbg(dev, "Status was -EPIPE.\n"); @@ -613,12 +611,12 @@ static void kaweth_usb_receive(struct urb *urb) } if (unlikely(status == -EPROTO || status == -ETIME || status == -EILSEQ)) { - kaweth->stats.rx_errors++; + net->stats.rx_errors++; dev_dbg(dev, "Status was -EPROTO, -ETIME, or -EILSEQ.\n"); return; } if (unlikely(status == -EOVERFLOW)) { - kaweth->stats.rx_errors++; + net->stats.rx_errors++; dev_dbg(dev, "Status was -EOVERFLOW.\n"); } spin_lock(&kaweth->device_lock); @@ -663,8 +661,8 @@ static void kaweth_usb_receive(struct urb *urb) netif_rx(skb); - kaweth->stats.rx_packets++; - kaweth->stats.rx_bytes += pkt_len; + net->stats.rx_packets++; + net->stats.rx_bytes += pkt_len; } kaweth_resubmit_rx_urb(kaweth, GFP_ATOMIC); @@ -810,7 +808,7 @@ static netdev_tx_t kaweth_start_xmit(struct sk_buff *skb, dev_kfree_skb_irq(skb); skb = copied_skb; if (!copied_skb) { - kaweth->stats.tx_errors++; + net->stats.tx_errors++; netif_start_queue(net); spin_unlock_irq(&kaweth->device_lock); return NETDEV_TX_OK; @@ -834,15 +832,15 @@ static netdev_tx_t kaweth_start_xmit(struct sk_buff *skb, { dev_warn(&net->dev, "kaweth failed tx_urb %d\n", res); skip: - kaweth->stats.tx_errors++; + net->stats.tx_errors++; netif_start_queue(net); dev_kfree_skb_irq(skb); } else { - kaweth->stats.tx_packets++; - kaweth->stats.tx_bytes += skb->len; + net->stats.tx_packets++; + net->stats.tx_bytes += skb->len; } spin_unlock_irq(&kaweth->device_lock); @@ -912,15 +910,6 @@ static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth) } /**************************************************************** - * kaweth_netdev_stats - ****************************************************************/ -static struct net_device_stats *kaweth_netdev_stats(struct net_device *dev) -{ - struct kaweth_device *kaweth = netdev_priv(dev); - return &kaweth->stats; -} - -/**************************************************************** * kaweth_tx_timeout ****************************************************************/ static void kaweth_tx_timeout(struct net_device *net) @@ -928,7 +917,7 @@ static void kaweth_tx_timeout(struct net_device *net) struct kaweth_device *kaweth = netdev_priv(net); dev_warn(&net->dev, "%s: Tx timed out. Resetting.\n", net->name); - kaweth->stats.tx_errors++; + net->stats.tx_errors++; netif_trans_update(net); usb_unlink_urb(kaweth->tx_urb); @@ -981,7 +970,6 @@ static const struct net_device_ops kaweth_netdev_ops = { .ndo_start_xmit = kaweth_start_xmit, .ndo_tx_timeout = kaweth_tx_timeout, .ndo_set_rx_mode = kaweth_set_rx_mode, - .ndo_get_stats = kaweth_netdev_stats, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 9889a70ff4f6..a17e32bf5f92 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -29,6 +29,7 @@ #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/mdio.h> +#include <linux/phy.h> #include <net/ip6_checksum.h> #include <linux/interrupt.h> #include <linux/irqdomain.h> @@ -1952,10 +1953,10 @@ static int lan8835_fixup(struct phy_device *phydev) struct lan78xx_net *dev = netdev_priv(phydev->attached_dev); /* LED2/PME_N/IRQ_N/RGMII_ID pin to IRQ_N mode */ - buf = phy_read_mmd_indirect(phydev, 0x8010, 3); + buf = phy_read_mmd(phydev, MDIO_MMD_PCS, 0x8010); buf &= ~0x1800; buf |= 0x0800; - phy_write_mmd_indirect(phydev, 0x8010, 3, buf); + phy_write_mmd(phydev, MDIO_MMD_PCS, 0x8010, buf); /* RGMII MAC TXC Delay Enable */ ret = lan78xx_write_reg(dev, MAC_RGMII_ID, @@ -1975,11 +1976,11 @@ static int ksz9031rnx_fixup(struct phy_device *phydev) /* Micrel9301RNX PHY configuration */ /* RGMII Control Signal Pad Skew */ - phy_write_mmd_indirect(phydev, 4, 2, 0x0077); + phy_write_mmd(phydev, MDIO_MMD_WIS, 4, 0x0077); /* RGMII RX Data Pad Skew */ - phy_write_mmd_indirect(phydev, 5, 2, 0x7777); + phy_write_mmd(phydev, MDIO_MMD_WIS, 5, 0x7777); /* RGMII RX Clock Pad Skew */ - phy_write_mmd_indirect(phydev, 8, 2, 0x1FF); + phy_write_mmd(phydev, MDIO_MMD_WIS, 8, 0x1FF); dev->interface = PHY_INTERFACE_MODE_RGMII_RXID; diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c index 4f345bd4e6e2..5a47e5510ca8 100644 --- a/drivers/net/usb/mcs7830.c +++ b/drivers/net/usb/mcs7830.c @@ -464,9 +464,9 @@ static const struct ethtool_ops mcs7830_ethtool_ops = { .get_link = usbnet_get_link, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static const struct net_device_ops mcs7830_netdev_ops = { @@ -475,6 +475,7 @@ static const struct net_device_ops mcs7830_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = mcs7830_ioctl, .ndo_set_rx_mode = mcs7830_set_multicast, diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 36674484c6fb..6514c86f043e 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -501,13 +501,13 @@ static void read_bulk_callback(struct urb *urb) if (rx_status & 0x1e) { netif_dbg(pegasus, rx_err, net, "RX packet error %x\n", rx_status); - pegasus->stats.rx_errors++; + net->stats.rx_errors++; if (rx_status & 0x06) /* long or runt */ - pegasus->stats.rx_length_errors++; + net->stats.rx_length_errors++; if (rx_status & 0x08) - pegasus->stats.rx_crc_errors++; + net->stats.rx_crc_errors++; if (rx_status & 0x10) /* extra bits */ - pegasus->stats.rx_frame_errors++; + net->stats.rx_frame_errors++; goto goon; } if (pegasus->chip == 0x8513) { @@ -535,8 +535,8 @@ static void read_bulk_callback(struct urb *urb) skb_put(pegasus->rx_skb, pkt_len); pegasus->rx_skb->protocol = eth_type_trans(pegasus->rx_skb, net); netif_rx(pegasus->rx_skb); - pegasus->stats.rx_packets++; - pegasus->stats.rx_bytes += pkt_len; + net->stats.rx_packets++; + net->stats.rx_bytes += pkt_len; if (pegasus->flags & PEGASUS_UNPLUG) return; @@ -670,13 +670,13 @@ static void intr_callback(struct urb *urb) /* byte 0 == tx_status1, reg 2B */ if (d[0] & (TX_UNDERRUN|EXCESSIVE_COL |LATE_COL|JABBER_TIMEOUT)) { - pegasus->stats.tx_errors++; + net->stats.tx_errors++; if (d[0] & TX_UNDERRUN) - pegasus->stats.tx_fifo_errors++; + net->stats.tx_fifo_errors++; if (d[0] & (EXCESSIVE_COL | JABBER_TIMEOUT)) - pegasus->stats.tx_aborted_errors++; + net->stats.tx_aborted_errors++; if (d[0] & LATE_COL) - pegasus->stats.tx_window_errors++; + net->stats.tx_window_errors++; } /* d[5].LINK_STATUS lies on some adapters. @@ -685,7 +685,7 @@ static void intr_callback(struct urb *urb) */ /* bytes 3-4 == rx_lostpkt, reg 2E/2F */ - pegasus->stats.rx_missed_errors += ((d[3] & 0x7f) << 8) | d[4]; + net->stats.rx_missed_errors += ((d[3] & 0x7f) << 8) | d[4]; } res = usb_submit_urb(urb, GFP_ATOMIC); @@ -701,7 +701,7 @@ static void pegasus_tx_timeout(struct net_device *net) pegasus_t *pegasus = netdev_priv(net); netif_warn(pegasus, timer, net, "tx timeout\n"); usb_unlink_urb(pegasus->tx_urb); - pegasus->stats.tx_errors++; + net->stats.tx_errors++; } static netdev_tx_t pegasus_start_xmit(struct sk_buff *skb, @@ -731,23 +731,18 @@ static netdev_tx_t pegasus_start_xmit(struct sk_buff *skb, netif_device_detach(pegasus->net); break; default: - pegasus->stats.tx_errors++; + net->stats.tx_errors++; netif_start_queue(net); } } else { - pegasus->stats.tx_packets++; - pegasus->stats.tx_bytes += skb->len; + net->stats.tx_packets++; + net->stats.tx_bytes += skb->len; } dev_kfree_skb(skb); return NETDEV_TX_OK; } -static struct net_device_stats *pegasus_netdev_stats(struct net_device *dev) -{ - return &((pegasus_t *) netdev_priv(dev))->stats; -} - static inline void disable_net_traffic(pegasus_t *pegasus) { __le16 tmp = cpu_to_le16(0); @@ -953,20 +948,22 @@ static inline void pegasus_reset_wol(struct net_device *dev) } static int -pegasus_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) +pegasus_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *ecmd) { pegasus_t *pegasus; pegasus = netdev_priv(dev); - mii_ethtool_gset(&pegasus->mii, ecmd); + mii_ethtool_get_link_ksettings(&pegasus->mii, ecmd); return 0; } static int -pegasus_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) +pegasus_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *ecmd) { pegasus_t *pegasus = netdev_priv(dev); - return mii_ethtool_sset(&pegasus->mii, ecmd); + return mii_ethtool_set_link_ksettings(&pegasus->mii, ecmd); } static int pegasus_nway_reset(struct net_device *dev) @@ -995,14 +992,14 @@ static void pegasus_set_msglevel(struct net_device *dev, u32 v) static const struct ethtool_ops ops = { .get_drvinfo = pegasus_get_drvinfo, - .get_settings = pegasus_get_settings, - .set_settings = pegasus_set_settings, .nway_reset = pegasus_nway_reset, .get_link = pegasus_get_link, .get_msglevel = pegasus_get_msglevel, .set_msglevel = pegasus_set_msglevel, .get_wol = pegasus_get_wol, .set_wol = pegasus_set_wol, + .get_link_ksettings = pegasus_get_link_ksettings, + .set_link_ksettings = pegasus_set_link_ksettings, }; static int pegasus_ioctl(struct net_device *net, struct ifreq *rq, int cmd) @@ -1292,7 +1289,6 @@ static const struct net_device_ops pegasus_netdev_ops = { .ndo_do_ioctl = pegasus_ioctl, .ndo_start_xmit = pegasus_start_xmit, .ndo_set_rx_mode = pegasus_set_multicast, - .ndo_get_stats = pegasus_netdev_stats, .ndo_tx_timeout = pegasus_tx_timeout, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h index d15646244fdf..9b7ea9c9167d 100644 --- a/drivers/net/usb/pegasus.h +++ b/drivers/net/usb/pegasus.h @@ -83,7 +83,6 @@ typedef struct pegasus { struct usb_device *usb; struct usb_interface *intf; struct net_device *net; - struct net_device_stats stats; struct mii_if_info mii; unsigned flags; unsigned features; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 2474618404f5..a3ed8115747c 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -58,12 +58,198 @@ struct qmi_wwan_state { enum qmi_wwan_flags { QMI_WWAN_FLAG_RAWIP = 1 << 0, + QMI_WWAN_FLAG_MUX = 1 << 1, }; enum qmi_wwan_quirks { QMI_WWAN_QUIRK_DTR = 1 << 0, /* needs "set DTR" request */ }; +struct qmimux_hdr { + u8 pad; + u8 mux_id; + __be16 pkt_len; +}; + +struct qmimux_priv { + struct net_device *real_dev; + u8 mux_id; +}; + +static int qmimux_open(struct net_device *dev) +{ + struct qmimux_priv *priv = netdev_priv(dev); + struct net_device *real_dev = priv->real_dev; + + if (!(priv->real_dev->flags & IFF_UP)) + return -ENETDOWN; + + if (netif_carrier_ok(real_dev)) + netif_carrier_on(dev); + return 0; +} + +static int qmimux_stop(struct net_device *dev) +{ + netif_carrier_off(dev); + return 0; +} + +static netdev_tx_t qmimux_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct qmimux_priv *priv = netdev_priv(dev); + unsigned int len = skb->len; + struct qmimux_hdr *hdr; + + hdr = (struct qmimux_hdr *)skb_push(skb, sizeof(struct qmimux_hdr)); + hdr->pad = 0; + hdr->mux_id = priv->mux_id; + hdr->pkt_len = cpu_to_be16(len); + skb->dev = priv->real_dev; + return dev_queue_xmit(skb); +} + +static const struct net_device_ops qmimux_netdev_ops = { + .ndo_open = qmimux_open, + .ndo_stop = qmimux_stop, + .ndo_start_xmit = qmimux_start_xmit, +}; + +static void qmimux_setup(struct net_device *dev) +{ + dev->header_ops = NULL; /* No header */ + dev->type = ARPHRD_NONE; + dev->hard_header_len = 0; + dev->addr_len = 0; + dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST; + dev->netdev_ops = &qmimux_netdev_ops; + dev->destructor = free_netdev; +} + +static struct net_device *qmimux_find_dev(struct usbnet *dev, u8 mux_id) +{ + struct qmimux_priv *priv; + struct list_head *iter; + struct net_device *ldev; + + rcu_read_lock(); + netdev_for_each_upper_dev_rcu(dev->net, ldev, iter) { + priv = netdev_priv(ldev); + if (priv->mux_id == mux_id) { + rcu_read_unlock(); + return ldev; + } + } + rcu_read_unlock(); + return NULL; +} + +static bool qmimux_has_slaves(struct usbnet *dev) +{ + return !list_empty(&dev->net->adj_list.upper); +} + +static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb) +{ + unsigned int len, offset = sizeof(struct qmimux_hdr); + struct qmimux_hdr *hdr; + struct net_device *net; + struct sk_buff *skbn; + + while (offset < skb->len) { + hdr = (struct qmimux_hdr *)skb->data; + len = be16_to_cpu(hdr->pkt_len); + + /* drop the packet, bogus length */ + if (offset + len > skb->len) + return 0; + + /* control packet, we do not know what to do */ + if (hdr->pad & 0x80) + goto skip; + + net = qmimux_find_dev(dev, hdr->mux_id); + if (!net) + goto skip; + skbn = netdev_alloc_skb(net, len); + if (!skbn) + return 0; + skbn->dev = net; + + switch (skb->data[offset] & 0xf0) { + case 0x40: + skbn->protocol = htons(ETH_P_IP); + break; + case 0x60: + skbn->protocol = htons(ETH_P_IPV6); + break; + default: + /* not ip - do not know what to do */ + goto skip; + } + + memcpy(skb_put(skbn, len), skb->data + offset, len); + if (netif_rx(skbn) != NET_RX_SUCCESS) + return 0; + +skip: + offset += len + sizeof(struct qmimux_hdr); + } + return 1; +} + +static int qmimux_register_device(struct net_device *real_dev, u8 mux_id) +{ + struct net_device *new_dev; + struct qmimux_priv *priv; + int err; + + new_dev = alloc_netdev(sizeof(struct qmimux_priv), + "qmimux%d", NET_NAME_UNKNOWN, qmimux_setup); + if (!new_dev) + return -ENOBUFS; + + dev_net_set(new_dev, dev_net(real_dev)); + priv = netdev_priv(new_dev); + priv->mux_id = mux_id; + priv->real_dev = real_dev; + + err = register_netdevice(new_dev); + if (err < 0) + goto out_free_newdev; + + /* Account for reference in struct qmimux_priv_priv */ + dev_hold(real_dev); + + err = netdev_upper_dev_link(real_dev, new_dev); + if (err) + goto out_unregister_netdev; + + netif_stacked_transfer_operstate(real_dev, new_dev); + + return 0; + +out_unregister_netdev: + unregister_netdevice(new_dev); + dev_put(real_dev); + +out_free_newdev: + free_netdev(new_dev); + return err; +} + +static void qmimux_unregister_device(struct net_device *dev) +{ + struct qmimux_priv *priv = netdev_priv(dev); + struct net_device *real_dev = priv->real_dev; + + netdev_upper_dev_unlink(real_dev, dev); + unregister_netdevice(dev); + + /* Get rid of the reference to real_dev */ + dev_put(real_dev); +} + static void qmi_wwan_netdev_setup(struct net_device *net) { struct usbnet *dev = netdev_priv(net); @@ -137,10 +323,114 @@ err: return ret; } +static ssize_t add_mux_show(struct device *d, struct device_attribute *attr, char *buf) +{ + struct net_device *dev = to_net_dev(d); + struct qmimux_priv *priv; + struct list_head *iter; + struct net_device *ldev; + ssize_t count = 0; + + rcu_read_lock(); + netdev_for_each_upper_dev_rcu(dev, ldev, iter) { + priv = netdev_priv(ldev); + count += scnprintf(&buf[count], PAGE_SIZE - count, + "0x%02x\n", priv->mux_id); + } + rcu_read_unlock(); + return count; +} + +static ssize_t add_mux_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) +{ + struct usbnet *dev = netdev_priv(to_net_dev(d)); + struct qmi_wwan_state *info = (void *)&dev->data; + u8 mux_id; + int ret; + + if (kstrtou8(buf, 0, &mux_id)) + return -EINVAL; + + /* mux_id [1 - 0x7f] range empirically found */ + if (mux_id < 1 || mux_id > 0x7f) + return -EINVAL; + + if (!rtnl_trylock()) + return restart_syscall(); + + if (qmimux_find_dev(dev, mux_id)) { + netdev_err(dev->net, "mux_id already present\n"); + ret = -EINVAL; + goto err; + } + + /* we don't want to modify a running netdev */ + if (netif_running(dev->net)) { + netdev_err(dev->net, "Cannot change a running device\n"); + ret = -EBUSY; + goto err; + } + + ret = qmimux_register_device(dev->net, mux_id); + if (!ret) { + info->flags |= QMI_WWAN_FLAG_MUX; + ret = len; + } +err: + rtnl_unlock(); + return ret; +} + +static ssize_t del_mux_show(struct device *d, struct device_attribute *attr, char *buf) +{ + return add_mux_show(d, attr, buf); +} + +static ssize_t del_mux_store(struct device *d, struct device_attribute *attr, const char *buf, size_t len) +{ + struct usbnet *dev = netdev_priv(to_net_dev(d)); + struct qmi_wwan_state *info = (void *)&dev->data; + struct net_device *del_dev; + u8 mux_id; + int ret = 0; + + if (kstrtou8(buf, 0, &mux_id)) + return -EINVAL; + + if (!rtnl_trylock()) + return restart_syscall(); + + /* we don't want to modify a running netdev */ + if (netif_running(dev->net)) { + netdev_err(dev->net, "Cannot change a running device\n"); + ret = -EBUSY; + goto err; + } + + del_dev = qmimux_find_dev(dev, mux_id); + if (!del_dev) { + netdev_err(dev->net, "mux_id not present\n"); + ret = -EINVAL; + goto err; + } + qmimux_unregister_device(del_dev); + + if (!qmimux_has_slaves(dev)) + info->flags &= ~QMI_WWAN_FLAG_MUX; + ret = len; +err: + rtnl_unlock(); + return ret; +} + static DEVICE_ATTR_RW(raw_ip); +static DEVICE_ATTR_RW(add_mux); +static DEVICE_ATTR_RW(del_mux); static struct attribute *qmi_wwan_sysfs_attrs[] = { &dev_attr_raw_ip.attr, + &dev_attr_add_mux.attr, + &dev_attr_del_mux.attr, NULL, }; @@ -184,6 +474,9 @@ static int qmi_wwan_rx_fixup(struct usbnet *dev, struct sk_buff *skb) if (skb->len < dev->net->hard_header_len) return 0; + if (info->flags & QMI_WWAN_FLAG_MUX) + return qmimux_rx_fixup(dev, skb); + switch (skb->data[0] & 0xf0) { case 0x40: proto = htons(ETH_P_IP); @@ -249,6 +542,7 @@ static const struct net_device_ops qmi_wwan_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = qmi_wwan_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -1036,11 +1330,33 @@ static int qmi_wwan_probe(struct usb_interface *intf, return usbnet_probe(intf, id); } +static void qmi_wwan_disconnect(struct usb_interface *intf) +{ + struct usbnet *dev = usb_get_intfdata(intf); + struct qmi_wwan_state *info = (void *)&dev->data; + struct list_head *iter; + struct net_device *ldev; + + if (info->flags & QMI_WWAN_FLAG_MUX) { + if (!rtnl_trylock()) { + restart_syscall(); + return; + } + rcu_read_lock(); + netdev_for_each_upper_dev_rcu(dev->net, ldev, iter) + qmimux_unregister_device(ldev); + rcu_read_unlock(); + rtnl_unlock(); + info->flags &= ~QMI_WWAN_FLAG_MUX; + } + usbnet_disconnect(intf); +} + static struct usb_driver qmi_wwan_driver = { .name = "qmi_wwan", .id_table = products, .probe = qmi_wwan_probe, - .disconnect = usbnet_disconnect, + .disconnect = qmi_wwan_disconnect, .suspend = qmi_wwan_suspend, .resume = qmi_wwan_resume, .reset_resume = qmi_wwan_resume, diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 07f788c49d57..ddc62cb69be8 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1766,6 +1766,7 @@ static int rx_bottom(struct r8152 *tp, int budget) unsigned long flags; struct list_head *cursor, *next, rx_queue; int ret = 0, work_done = 0; + struct napi_struct *napi = &tp->napi; if (!skb_queue_empty(&tp->rx_queue)) { while (work_done < budget) { @@ -1778,7 +1779,7 @@ static int rx_bottom(struct r8152 *tp, int budget) break; pkt_len = skb->len; - napi_gro_receive(&tp->napi, skb); + napi_gro_receive(napi, skb); work_done++; stats->rx_packets++; stats->rx_bytes += pkt_len; @@ -1828,7 +1829,7 @@ static int rx_bottom(struct r8152 *tp, int budget) pkt_len -= CRC_SIZE; rx_data += sizeof(struct rx_desc); - skb = napi_alloc_skb(&tp->napi, pkt_len); + skb = napi_alloc_skb(napi, pkt_len); if (!skb) { stats->rx_dropped++; goto find_next_rx; @@ -1840,7 +1841,7 @@ static int rx_bottom(struct r8152 *tp, int budget) skb->protocol = eth_type_trans(skb, netdev); rtl_rx_vlan_tag(rx_desc, skb); if (work_done < budget) { - napi_gro_receive(&tp->napi, skb); + napi_gro_receive(napi, skb); work_done++; stats->rx_packets++; stats->rx_bytes += pkt_len; @@ -3156,6 +3157,7 @@ static bool rtl8153_in_nway(struct r8152 *tp) static void set_carrier(struct r8152 *tp) { struct net_device *netdev = tp->netdev; + struct napi_struct *napi = &tp->napi; u8 speed; speed = rtl8152_get_speed(tp); @@ -3165,7 +3167,7 @@ static void set_carrier(struct r8152 *tp) tp->rtl_ops.enable(tp); set_bit(RTL8152_SET_RX_MODE, &tp->flags); netif_stop_queue(netdev); - napi_disable(&tp->napi); + napi_disable(napi); netif_carrier_on(netdev); rtl_start_rx(tp); napi_enable(&tp->napi); @@ -3178,9 +3180,9 @@ static void set_carrier(struct r8152 *tp) } else { if (netif_carrier_ok(netdev)) { netif_carrier_off(netdev); - napi_disable(&tp->napi); + napi_disable(napi); tp->rtl_ops.disable(tp); - napi_enable(&tp->napi); + napi_enable(napi); netif_info(tp, link, netdev, "carrier off\n"); } } @@ -3642,11 +3644,13 @@ static int rtl8152_runtime_suspend(struct r8152 *tp) tp->rtl_ops.autosuspend_en(tp, true); if (netif_carrier_ok(netdev)) { - napi_disable(&tp->napi); + struct napi_struct *napi = &tp->napi; + + napi_disable(napi); rtl_stop_rx(tp); rxdy_gated_en(tp, false); ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, rcr); - napi_enable(&tp->napi); + napi_enable(napi); } } @@ -3662,12 +3666,14 @@ static int rtl8152_system_suspend(struct r8152 *tp) netif_device_detach(netdev); if (netif_running(netdev) && test_bit(WORK_ENABLE, &tp->flags)) { + struct napi_struct *napi = &tp->napi; + clear_bit(WORK_ENABLE, &tp->flags); usb_kill_urb(tp->intr_urb); - napi_disable(&tp->napi); + napi_disable(napi); cancel_delayed_work_sync(&tp->schedule); tp->rtl_ops.down(tp); - napi_enable(&tp->napi); + napi_enable(napi); } return ret; @@ -3693,45 +3699,46 @@ static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message) static int rtl8152_resume(struct usb_interface *intf) { struct r8152 *tp = usb_get_intfdata(intf); + struct net_device *netdev = tp->netdev; mutex_lock(&tp->control); if (!test_bit(SELECTIVE_SUSPEND, &tp->flags)) { tp->rtl_ops.init(tp); queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0); - netif_device_attach(tp->netdev); + netif_device_attach(netdev); } - if (netif_running(tp->netdev) && tp->netdev->flags & IFF_UP) { + if (netif_running(netdev) && netdev->flags & IFF_UP) { if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { + struct napi_struct *napi = &tp->napi; + tp->rtl_ops.autosuspend_en(tp, false); - napi_disable(&tp->napi); + napi_disable(napi); set_bit(WORK_ENABLE, &tp->flags); - - if (netif_carrier_ok(tp->netdev)) { + if (netif_carrier_ok(netdev)) { if (rtl8152_get_speed(tp) & LINK_STATUS) { rtl_start_rx(tp); } else { - netif_carrier_off(tp->netdev); + netif_carrier_off(netdev); tp->rtl_ops.disable(tp); - netif_info(tp, link, tp->netdev, + netif_info(tp, link, netdev, "linking down\n"); } } - - napi_enable(&tp->napi); + napi_enable(napi); clear_bit(SELECTIVE_SUSPEND, &tp->flags); smp_mb__after_atomic(); if (!list_empty(&tp->rx_done)) napi_schedule(&tp->napi); } else { tp->rtl_ops.up(tp); - netif_carrier_off(tp->netdev); + netif_carrier_off(netdev); set_bit(WORK_ENABLE, &tp->flags); } usb_submit_urb(tp->intr_urb, GFP_KERNEL); } else if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) { - if (tp->netdev->flags & IFF_UP) + if (netdev->flags & IFF_UP) tp->rtl_ops.autosuspend_en(tp, false); clear_bit(SELECTIVE_SUSPEND, &tp->flags); } @@ -3819,7 +3826,8 @@ static void rtl8152_get_drvinfo(struct net_device *netdev, } static -int rtl8152_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) +int rtl8152_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct r8152 *tp = netdev_priv(netdev); int ret; @@ -3833,7 +3841,7 @@ int rtl8152_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) mutex_lock(&tp->control); - ret = mii_ethtool_gset(&tp->mii, cmd); + ret = mii_ethtool_get_link_ksettings(&tp->mii, cmd); mutex_unlock(&tp->control); @@ -3843,7 +3851,8 @@ out: return ret; } -static int rtl8152_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int rtl8152_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct r8152 *tp = netdev_priv(dev); int ret; @@ -3854,11 +3863,12 @@ static int rtl8152_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) mutex_lock(&tp->control); - ret = rtl8152_set_speed(tp, cmd->autoneg, cmd->speed, cmd->duplex); + ret = rtl8152_set_speed(tp, cmd->base.autoneg, cmd->base.speed, + cmd->base.duplex); if (!ret) { - tp->autoneg = cmd->autoneg; - tp->speed = cmd->speed; - tp->duplex = cmd->duplex; + tp->autoneg = cmd->base.autoneg; + tp->speed = cmd->base.speed; + tp->duplex = cmd->base.duplex; } mutex_unlock(&tp->control); @@ -4136,8 +4146,6 @@ static int rtl8152_set_coalesce(struct net_device *netdev, static const struct ethtool_ops ops = { .get_drvinfo = rtl8152_get_drvinfo, - .get_settings = rtl8152_get_settings, - .set_settings = rtl8152_set_settings, .get_link = ethtool_op_get_link, .nway_reset = rtl8152_nway_reset, .get_msglevel = rtl8152_get_msglevel, @@ -4151,6 +4159,8 @@ static const struct ethtool_ops ops = { .set_coalesce = rtl8152_set_coalesce, .get_eee = rtl_ethtool_get_eee, .set_eee = rtl_ethtool_set_eee, + .get_link_ksettings = rtl8152_get_link_ksettings, + .set_link_ksettings = rtl8152_set_link_ksettings, }; static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) @@ -4249,44 +4259,6 @@ static const struct net_device_ops rtl8152_netdev_ops = { .ndo_features_check = rtl8152_features_check, }; -static void r8152b_get_version(struct r8152 *tp) -{ - u32 ocp_data; - u16 version; - - ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR1); - version = (u16)(ocp_data & VERSION_MASK); - - switch (version) { - case 0x4c00: - tp->version = RTL_VER_01; - break; - case 0x4c10: - tp->version = RTL_VER_02; - break; - case 0x5c00: - tp->version = RTL_VER_03; - tp->mii.supports_gmii = 1; - break; - case 0x5c10: - tp->version = RTL_VER_04; - tp->mii.supports_gmii = 1; - break; - case 0x5c20: - tp->version = RTL_VER_05; - tp->mii.supports_gmii = 1; - break; - case 0x5c30: - tp->version = RTL_VER_06; - tp->mii.supports_gmii = 1; - break; - default: - netif_info(tp, probe, tp->netdev, - "Unknown version 0x%04x\n", version); - break; - } -} - static void rtl8152_unload(struct r8152 *tp) { if (test_bit(RTL8152_UNPLUG, &tp->flags)) @@ -4351,14 +4323,66 @@ static int rtl_ops_init(struct r8152 *tp) return ret; } +static u8 rtl_get_version(struct usb_interface *intf) +{ + struct usb_device *udev = interface_to_usbdev(intf); + u32 ocp_data = 0; + __le32 *tmp; + u8 version; + int ret; + + tmp = kmalloc(sizeof(*tmp), GFP_KERNEL); + if (!tmp) + return 0; + + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), + RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, + PLA_TCR0, MCU_TYPE_PLA, tmp, sizeof(*tmp), 500); + if (ret > 0) + ocp_data = (__le32_to_cpu(*tmp) >> 16) & VERSION_MASK; + + kfree(tmp); + + switch (ocp_data) { + case 0x4c00: + version = RTL_VER_01; + break; + case 0x4c10: + version = RTL_VER_02; + break; + case 0x5c00: + version = RTL_VER_03; + break; + case 0x5c10: + version = RTL_VER_04; + break; + case 0x5c20: + version = RTL_VER_05; + break; + case 0x5c30: + version = RTL_VER_06; + break; + default: + version = RTL_VER_UNKNOWN; + dev_info(&intf->dev, "Unknown version 0x%04x\n", ocp_data); + break; + } + + return version; +} + static int rtl8152_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(intf); + u8 version = rtl_get_version(intf); struct r8152 *tp; struct net_device *netdev; int ret; + if (version == RTL_VER_UNKNOWN) + return -ENODEV; + if (udev->actconfig->desc.bConfigurationValue != 1) { usb_driver_set_configuration(udev, 1); return -ENODEV; @@ -4378,8 +4402,18 @@ static int rtl8152_probe(struct usb_interface *intf, tp->udev = udev; tp->netdev = netdev; tp->intf = intf; + tp->version = version; + + switch (version) { + case RTL_VER_01: + case RTL_VER_02: + tp->mii.supports_gmii = 0; + break; + default: + tp->mii.supports_gmii = 1; + break; + } - r8152b_get_version(tp); ret = rtl_ops_init(tp); if (ret) goto out; diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index c5b21138b7eb..e96e2e5673d7 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -291,6 +291,7 @@ static const struct net_device_ops rndis_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c index c81c79110cef..daaa88a66f40 100644 --- a/drivers/net/usb/rtl8150.c +++ b/drivers/net/usb/rtl8150.c @@ -791,47 +791,52 @@ static void rtl8150_get_drvinfo(struct net_device *netdev, struct ethtool_drvinf usb_make_path(dev->udev, info->bus_info, sizeof(info->bus_info)); } -static int rtl8150_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +static int rtl8150_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *ecmd) { rtl8150_t *dev = netdev_priv(netdev); short lpa, bmcr; + u32 supported; - ecmd->supported = (SUPPORTED_10baseT_Half | + supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII); - ecmd->port = PORT_TP; - ecmd->transceiver = XCVR_INTERNAL; - ecmd->phy_address = dev->phy; + ecmd->base.port = PORT_TP; + ecmd->base.phy_address = dev->phy; get_registers(dev, BMCR, 2, &bmcr); get_registers(dev, ANLP, 2, &lpa); if (bmcr & BMCR_ANENABLE) { u32 speed = ((lpa & (LPA_100HALF | LPA_100FULL)) ? SPEED_100 : SPEED_10); - ethtool_cmd_speed_set(ecmd, speed); - ecmd->autoneg = AUTONEG_ENABLE; + ecmd->base.speed = speed; + ecmd->base.autoneg = AUTONEG_ENABLE; if (speed == SPEED_100) - ecmd->duplex = (lpa & LPA_100FULL) ? + ecmd->base.duplex = (lpa & LPA_100FULL) ? DUPLEX_FULL : DUPLEX_HALF; else - ecmd->duplex = (lpa & LPA_10FULL) ? + ecmd->base.duplex = (lpa & LPA_10FULL) ? DUPLEX_FULL : DUPLEX_HALF; } else { - ecmd->autoneg = AUTONEG_DISABLE; - ethtool_cmd_speed_set(ecmd, ((bmcr & BMCR_SPEED100) ? - SPEED_100 : SPEED_10)); - ecmd->duplex = (bmcr & BMCR_FULLDPLX) ? + ecmd->base.autoneg = AUTONEG_DISABLE; + ecmd->base.speed = ((bmcr & BMCR_SPEED100) ? + SPEED_100 : SPEED_10); + ecmd->base.duplex = (bmcr & BMCR_FULLDPLX) ? DUPLEX_FULL : DUPLEX_HALF; } + + ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported, + supported); + return 0; } static const struct ethtool_ops ops = { .get_drvinfo = rtl8150_get_drvinfo, - .get_settings = rtl8150_get_settings, - .get_link = ethtool_op_get_link + .get_link = ethtool_op_get_link, + .get_link_ksettings = rtl8150_get_link_ksettings, }; static int rtl8150_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) diff --git a/drivers/net/usb/sierra_net.c b/drivers/net/usb/sierra_net.c index ac69f28d92d2..2110ab3513f0 100644 --- a/drivers/net/usb/sierra_net.c +++ b/drivers/net/usb/sierra_net.c @@ -199,6 +199,7 @@ static const struct net_device_ops sierra_net_device_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -648,9 +649,9 @@ static const struct ethtool_ops sierra_net_ethtool_ops = { .get_link = sierra_net_get_link, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static int sierra_net_get_fw_attr(struct usbnet *dev, u16 *datap) diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 0b17b40d7a4f..1ce01dbd494f 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -743,13 +743,13 @@ static const struct ethtool_ops smsc75xx_ethtool_ops = { .get_drvinfo = usbnet_get_drvinfo, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .get_eeprom_len = smsc75xx_ethtool_get_eeprom_len, .get_eeprom = smsc75xx_ethtool_get_eeprom, .set_eeprom = smsc75xx_ethtool_set_eeprom, .get_wol = smsc75xx_ethtool_get_wol, .set_wol = smsc75xx_ethtool_set_wol, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static int smsc75xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) @@ -1381,6 +1381,7 @@ static const struct net_device_ops smsc75xx_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_change_mtu = smsc75xx_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 831aa33d078a..c2f67cecdf5b 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -853,32 +853,32 @@ static void set_mdix_status(struct net_device *net, __u8 mdix_ctrl) pdata->mdix_ctrl = mdix_ctrl; } -static int smsc95xx_get_settings(struct net_device *net, - struct ethtool_cmd *cmd) +static int smsc95xx_get_link_ksettings(struct net_device *net, + struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]); int retval; - retval = usbnet_get_settings(net, cmd); + retval = usbnet_get_link_ksettings(net, cmd); - cmd->eth_tp_mdix = pdata->mdix_ctrl; - cmd->eth_tp_mdix_ctrl = pdata->mdix_ctrl; + cmd->base.eth_tp_mdix = pdata->mdix_ctrl; + cmd->base.eth_tp_mdix_ctrl = pdata->mdix_ctrl; return retval; } -static int smsc95xx_set_settings(struct net_device *net, - struct ethtool_cmd *cmd) +static int smsc95xx_set_link_ksettings(struct net_device *net, + const struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]); int retval; - if (pdata->mdix_ctrl != cmd->eth_tp_mdix_ctrl) - set_mdix_status(net, cmd->eth_tp_mdix_ctrl); + if (pdata->mdix_ctrl != cmd->base.eth_tp_mdix_ctrl) + set_mdix_status(net, cmd->base.eth_tp_mdix_ctrl); - retval = usbnet_set_settings(net, cmd); + retval = usbnet_set_link_ksettings(net, cmd); return retval; } @@ -889,8 +889,6 @@ static const struct ethtool_ops smsc95xx_ethtool_ops = { .get_drvinfo = usbnet_get_drvinfo, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, - .get_settings = smsc95xx_get_settings, - .set_settings = smsc95xx_set_settings, .get_eeprom_len = smsc95xx_ethtool_get_eeprom_len, .get_eeprom = smsc95xx_ethtool_get_eeprom, .set_eeprom = smsc95xx_ethtool_set_eeprom, @@ -898,6 +896,8 @@ static const struct ethtool_ops smsc95xx_ethtool_ops = { .get_regs = smsc95xx_ethtool_getregs, .get_wol = smsc95xx_ethtool_get_wol, .set_wol = smsc95xx_ethtool_set_wol, + .get_link_ksettings = smsc95xx_get_link_ksettings, + .set_link_ksettings = smsc95xx_set_link_ksettings, }; static int smsc95xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) @@ -1248,6 +1248,7 @@ static const struct net_device_ops smsc95xx_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = smsc95xx_ioctl, diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c index 4a1e9c489f1f..317287f4409c 100644 --- a/drivers/net/usb/sr9700.c +++ b/drivers/net/usb/sr9700.c @@ -249,9 +249,9 @@ static const struct ethtool_ops sr9700_ethtool_ops = { .set_msglevel = usbnet_set_msglevel, .get_eeprom_len = sr9700_get_eeprom_len, .get_eeprom = sr9700_get_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static void sr9700_set_multicast(struct net_device *netdev) @@ -308,6 +308,7 @@ static const struct net_device_ops sr9700_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = sr9700_ioctl, .ndo_set_rx_mode = sr9700_set_multicast, diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c index a50df0d8fb9a..9277a0f228df 100644 --- a/drivers/net/usb/sr9800.c +++ b/drivers/net/usb/sr9800.c @@ -524,9 +524,9 @@ static const struct ethtool_ops sr9800_ethtool_ops = { .set_wol = sr_set_wol, .get_eeprom_len = sr_get_eeprom_len, .get_eeprom = sr_get_eeprom, - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .nway_reset = usbnet_nway_reset, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; static int sr9800_link_reset(struct usbnet *dev) @@ -679,6 +679,7 @@ static const struct net_device_ops sr9800_netdev_ops = { .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = sr_set_mac_address, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = sr_ioctl, diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 453244805c52..79048e72c1bd 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -82,8 +82,6 @@ // randomly generated ethernet address static u8 node_id [ETH_ALEN]; -static const char driver_name [] = "usbnet"; - /* use ethtool to change the level for any given device */ static int msg_level = -1; module_param (msg_level, int, 0); @@ -316,6 +314,7 @@ static void __usbnet_status_stop_force(struct usbnet *dev) */ void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb) { + struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->stats64); int status; if (test_bit(EVENT_RX_PAUSED, &dev->flags)) { @@ -327,8 +326,10 @@ void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb) if (skb->protocol == 0) skb->protocol = eth_type_trans (skb, dev->net); - dev->net->stats.rx_packets++; - dev->net->stats.rx_bytes += skb->len; + u64_stats_update_begin(&stats64->syncp); + stats64->rx_packets++; + stats64->rx_bytes += skb->len; + u64_stats_update_end(&stats64->syncp); netif_dbg(dev, rx_status, dev->net, "< rx, len %zu, type 0x%x\n", skb->len + sizeof (struct ethhdr), skb->protocol); @@ -947,18 +948,20 @@ EXPORT_SYMBOL_GPL(usbnet_open); * they'll probably want to use this base set. */ -int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd) +int usbnet_get_link_ksettings(struct net_device *net, + struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); if (!dev->mii.mdio_read) return -EOPNOTSUPP; - return mii_ethtool_gset(&dev->mii, cmd); + return mii_ethtool_get_link_ksettings(&dev->mii, cmd); } -EXPORT_SYMBOL_GPL(usbnet_get_settings); +EXPORT_SYMBOL_GPL(usbnet_get_link_ksettings); -int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd) +int usbnet_set_link_ksettings(struct net_device *net, + const struct ethtool_link_ksettings *cmd) { struct usbnet *dev = netdev_priv(net); int retval; @@ -966,7 +969,7 @@ int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd) if (!dev->mii.mdio_write) return -EOPNOTSUPP; - retval = mii_ethtool_sset(&dev->mii, cmd); + retval = mii_ethtool_set_link_ksettings(&dev->mii, cmd); /* link speed/duplex might have changed */ if (dev->driver_info->link_reset) @@ -976,9 +979,39 @@ int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd) usbnet_update_max_qlen(dev); return retval; +} +EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings); +void usbnet_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats) +{ + struct usbnet *dev = netdev_priv(net); + unsigned int start; + int cpu; + + netdev_stats_to_stats64(stats, &net->stats); + + for_each_possible_cpu(cpu) { + struct pcpu_sw_netstats *stats64; + u64 rx_packets, rx_bytes; + u64 tx_packets, tx_bytes; + + stats64 = per_cpu_ptr(dev->stats64, cpu); + + do { + start = u64_stats_fetch_begin_irq(&stats64->syncp); + rx_packets = stats64->rx_packets; + rx_bytes = stats64->rx_bytes; + tx_packets = stats64->tx_packets; + tx_bytes = stats64->tx_bytes; + } while (u64_stats_fetch_retry_irq(&stats64->syncp, start)); + + stats->rx_packets += rx_packets; + stats->rx_bytes += rx_bytes; + stats->tx_packets += tx_packets; + stats->tx_bytes += tx_bytes; + } } -EXPORT_SYMBOL_GPL(usbnet_set_settings); +EXPORT_SYMBOL_GPL(usbnet_get_stats64); u32 usbnet_get_link (struct net_device *net) { @@ -1038,14 +1071,14 @@ EXPORT_SYMBOL_GPL(usbnet_set_msglevel); /* drivers may override default ethtool_ops in their bind() routine */ static const struct ethtool_ops usbnet_ethtool_ops = { - .get_settings = usbnet_get_settings, - .set_settings = usbnet_set_settings, .get_link = usbnet_get_link, .nway_reset = usbnet_nway_reset, .get_drvinfo = usbnet_get_drvinfo, .get_msglevel = usbnet_get_msglevel, .set_msglevel = usbnet_set_msglevel, .get_ts_info = ethtool_op_get_ts_info, + .get_link_ksettings = usbnet_get_link_ksettings, + .set_link_ksettings = usbnet_set_link_ksettings, }; /*-------------------------------------------------------------------------*/ @@ -1211,8 +1244,12 @@ static void tx_complete (struct urb *urb) struct usbnet *dev = entry->dev; if (urb->status == 0) { - dev->net->stats.tx_packets += entry->packets; - dev->net->stats.tx_bytes += entry->length; + struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->stats64); + + u64_stats_update_begin(&stats64->syncp); + stats64->tx_packets += entry->packets; + stats64->tx_bytes += entry->length; + u64_stats_update_end(&stats64->syncp); } else { dev->net->stats.tx_errors++; @@ -1569,6 +1606,7 @@ void usbnet_disconnect (struct usb_interface *intf) usb_free_urb(dev->interrupt); kfree(dev->padding_pkt); + free_percpu(dev->stats64); free_netdev(net); } EXPORT_SYMBOL_GPL(usbnet_disconnect); @@ -1580,6 +1618,7 @@ static const struct net_device_ops usbnet_netdev_ops = { .ndo_tx_timeout = usbnet_tx_timeout, .ndo_set_rx_mode = usbnet_set_rx_mode, .ndo_change_mtu = usbnet_change_mtu, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -1641,6 +1680,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) dev->intf = udev; dev->driver_info = info; dev->driver_name = name; + + dev->stats64 = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); + if (!dev->stats64) + goto out0; + dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK); init_waitqueue_head(&dev->wait); @@ -1780,6 +1824,8 @@ out1: */ cancel_work_sync(&dev->kevent); del_timer_sync(&dev->delay); + free_percpu(dev->stats64); +out0: free_netdev(net); out: return status; diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 8c39d6d690e5..38f0f03a29c8 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -45,18 +45,13 @@ static struct { { "peer_ifindex" }, }; -static int veth_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int veth_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { - cmd->supported = 0; - cmd->advertising = 0; - ethtool_cmd_speed_set(cmd, SPEED_10000); - cmd->duplex = DUPLEX_FULL; - cmd->port = PORT_TP; - cmd->phy_address = 0; - cmd->transceiver = XCVR_INTERNAL; - cmd->autoneg = AUTONEG_DISABLE; - cmd->maxtxpkt = 0; - cmd->maxrxpkt = 0; + cmd->base.speed = SPEED_10000; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.port = PORT_TP; + cmd->base.autoneg = AUTONEG_DISABLE; return 0; } @@ -95,12 +90,12 @@ static void veth_get_ethtool_stats(struct net_device *dev, } static const struct ethtool_ops veth_ethtool_ops = { - .get_settings = veth_get_settings, .get_drvinfo = veth_get_drvinfo, .get_link = ethtool_op_get_link, .get_strings = veth_get_strings, .get_sset_count = veth_get_sset_count, .get_ethtool_stats = veth_get_ethtool_stats, + .get_link_ksettings = veth_get_link_ksettings, }; static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) @@ -373,7 +368,8 @@ static int veth_newlink(struct net *src_net, struct net_device *dev, ifmp = nla_data(nla_peer); err = rtnl_nla_parse_ifla(peer_tb, nla_data(nla_peer) + sizeof(struct ifinfomsg), - nla_len(nla_peer) - sizeof(struct ifinfomsg)); + nla_len(nla_peer) - sizeof(struct ifinfomsg), + NULL); if (err < 0) return err; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index f36584616e7d..666ada6130ab 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1636,47 +1636,57 @@ static void virtnet_get_channels(struct net_device *dev, } /* Check if the user is trying to change anything besides speed/duplex */ -static bool virtnet_validate_ethtool_cmd(const struct ethtool_cmd *cmd) +static bool +virtnet_validate_ethtool_cmd(const struct ethtool_link_ksettings *cmd) { - struct ethtool_cmd diff1 = *cmd; - struct ethtool_cmd diff2 = {}; + struct ethtool_link_ksettings diff1 = *cmd; + struct ethtool_link_ksettings diff2 = {}; /* cmd is always set so we need to clear it, validate the port type * and also without autonegotiation we can ignore advertising */ - ethtool_cmd_speed_set(&diff1, 0); - diff2.port = PORT_OTHER; - diff1.advertising = 0; - diff1.duplex = 0; - diff1.cmd = 0; + diff1.base.speed = 0; + diff2.base.port = PORT_OTHER; + ethtool_link_ksettings_zero_link_mode(&diff1, advertising); + diff1.base.duplex = 0; + diff1.base.cmd = 0; + diff1.base.link_mode_masks_nwords = 0; - return !memcmp(&diff1, &diff2, sizeof(diff1)); + return !memcmp(&diff1.base, &diff2.base, sizeof(diff1.base)) && + bitmap_empty(diff1.link_modes.supported, + __ETHTOOL_LINK_MODE_MASK_NBITS) && + bitmap_empty(diff1.link_modes.advertising, + __ETHTOOL_LINK_MODE_MASK_NBITS) && + bitmap_empty(diff1.link_modes.lp_advertising, + __ETHTOOL_LINK_MODE_MASK_NBITS); } -static int virtnet_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int virtnet_set_link_ksettings(struct net_device *dev, + const struct ethtool_link_ksettings *cmd) { struct virtnet_info *vi = netdev_priv(dev); u32 speed; - speed = ethtool_cmd_speed(cmd); + speed = cmd->base.speed; /* don't allow custom speed and duplex */ if (!ethtool_validate_speed(speed) || - !ethtool_validate_duplex(cmd->duplex) || + !ethtool_validate_duplex(cmd->base.duplex) || !virtnet_validate_ethtool_cmd(cmd)) return -EINVAL; vi->speed = speed; - vi->duplex = cmd->duplex; + vi->duplex = cmd->base.duplex; return 0; } -static int virtnet_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int virtnet_get_link_ksettings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) { struct virtnet_info *vi = netdev_priv(dev); - ethtool_cmd_speed_set(cmd, vi->speed); - cmd->duplex = vi->duplex; - cmd->port = PORT_OTHER; + cmd->base.speed = vi->speed; + cmd->base.duplex = vi->duplex; + cmd->base.port = PORT_OTHER; return 0; } @@ -1696,8 +1706,8 @@ static const struct ethtool_ops virtnet_ethtool_ops = { .set_channels = virtnet_set_channels, .get_channels = virtnet_get_channels, .get_ts_info = ethtool_op_get_ts_info, - .get_settings = virtnet_get_settings, - .set_settings = virtnet_set_settings, + .get_link_ksettings = virtnet_get_link_ksettings, + .set_link_ksettings = virtnet_set_link_ksettings, }; static void virtnet_freeze_down(struct virtio_device *vdev) diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index f88ffafebfbf..2ff27314e047 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -471,22 +471,25 @@ vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) static int -vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +vmxnet3_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *ecmd) { struct vmxnet3_adapter *adapter = netdev_priv(netdev); - ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full | - SUPPORTED_TP; - ecmd->advertising = ADVERTISED_TP; - ecmd->port = PORT_TP; - ecmd->transceiver = XCVR_INTERNAL; + ethtool_link_ksettings_zero_link_mode(ecmd, supported); + ethtool_link_ksettings_add_link_mode(ecmd, supported, 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(ecmd, supported, 1000baseT_Full); + ethtool_link_ksettings_add_link_mode(ecmd, supported, TP); + ethtool_link_ksettings_zero_link_mode(ecmd, advertising); + ethtool_link_ksettings_add_link_mode(ecmd, advertising, TP); + ecmd->base.port = PORT_TP; if (adapter->link_speed) { - ethtool_cmd_speed_set(ecmd, adapter->link_speed); - ecmd->duplex = DUPLEX_FULL; + ecmd->base.speed = adapter->link_speed; + ecmd->base.duplex = DUPLEX_FULL; } else { - ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); - ecmd->duplex = DUPLEX_UNKNOWN; + ecmd->base.speed = SPEED_UNKNOWN; + ecmd->base.duplex = DUPLEX_UNKNOWN; } return 0; } @@ -880,7 +883,6 @@ done: } static const struct ethtool_ops vmxnet3_ethtool_ops = { - .get_settings = vmxnet3_get_settings, .get_drvinfo = vmxnet3_get_drvinfo, .get_regs_len = vmxnet3_get_regs_len, .get_regs = vmxnet3_get_regs, @@ -900,6 +902,7 @@ static const struct ethtool_ops vmxnet3_ethtool_ops = { .get_rxfh = vmxnet3_get_rss, .set_rxfh = vmxnet3_set_rss, #endif + .get_link_ksettings = vmxnet3_get_link_ksettings, }; void vmxnet3_set_ethtool_ops(struct net_device *netdev) diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index d6988db1930d..eb5493e83556 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -104,6 +104,23 @@ static void vrf_get_stats64(struct net_device *dev, } } +/* by default VRF devices do not have a qdisc and are expected + * to be created with only a single queue. + */ +static bool qdisc_tx_is_default(const struct net_device *dev) +{ + struct netdev_queue *txq; + struct Qdisc *qdisc; + + if (dev->num_tx_queues > 1) + return false; + + txq = netdev_get_tx_queue(dev, 0); + qdisc = rcu_access_pointer(txq->qdisc); + + return !qdisc->enqueue; +} + /* Local traffic destined to local address. Reinsert the packet to rx * path, similar to loopback handling. */ @@ -357,6 +374,29 @@ static netdev_tx_t vrf_xmit(struct sk_buff *skb, struct net_device *dev) return ret; } +static int vrf_finish_direct(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + struct net_device *vrf_dev = skb->dev; + + if (!list_empty(&vrf_dev->ptype_all) && + likely(skb_headroom(skb) >= ETH_HLEN)) { + struct ethhdr *eth = (struct ethhdr *)skb_push(skb, ETH_HLEN); + + ether_addr_copy(eth->h_source, vrf_dev->dev_addr); + eth_zero_addr(eth->h_dest); + eth->h_proto = skb->protocol; + + rcu_read_lock_bh(); + dev_queue_xmit_nit(skb, vrf_dev); + rcu_read_unlock_bh(); + + skb_pull(skb, ETH_HLEN); + } + + return 1; +} + #if IS_ENABLED(CONFIG_IPV6) /* modelled after ip6_finish_output2 */ static int vrf_finish_output6(struct net *net, struct sock *sk, @@ -405,18 +445,13 @@ static int vrf_output6(struct net *net, struct sock *sk, struct sk_buff *skb) * packet to go through device based features such as qdisc, netfilter * hooks and packet sockets with skb->dev set to vrf device. */ -static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev, - struct sock *sk, - struct sk_buff *skb) +static struct sk_buff *vrf_ip6_out_redirect(struct net_device *vrf_dev, + struct sk_buff *skb) { struct net_vrf *vrf = netdev_priv(vrf_dev); struct dst_entry *dst = NULL; struct rt6_info *rt6; - /* don't divert link scope packets */ - if (rt6_need_strict(&ipv6_hdr(skb)->daddr)) - return skb; - rcu_read_lock(); rt6 = rcu_dereference(vrf->rt6); @@ -438,6 +473,55 @@ static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev, return skb; } +static int vrf_output6_direct(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + skb->protocol = htons(ETH_P_IPV6); + + return NF_HOOK_COND(NFPROTO_IPV6, NF_INET_POST_ROUTING, + net, sk, skb, NULL, skb->dev, + vrf_finish_direct, + !(IPCB(skb)->flags & IPSKB_REROUTED)); +} + +static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev, + struct sock *sk, + struct sk_buff *skb) +{ + struct net *net = dev_net(vrf_dev); + int err; + + skb->dev = vrf_dev; + + err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net, sk, + skb, NULL, vrf_dev, vrf_output6_direct); + + if (likely(err == 1)) + err = vrf_output6_direct(net, sk, skb); + + /* reset skb device */ + if (likely(err == 1)) + nf_reset(skb); + else + skb = NULL; + + return skb; +} + +static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev, + struct sock *sk, + struct sk_buff *skb) +{ + /* don't divert link scope packets */ + if (rt6_need_strict(&ipv6_hdr(skb)->daddr)) + return skb; + + if (qdisc_tx_is_default(vrf_dev)) + return vrf_ip6_out_direct(vrf_dev, sk, skb); + + return vrf_ip6_out_redirect(vrf_dev, skb); +} + /* holding rtnl */ static void vrf_rt6_release(struct net_device *dev, struct net_vrf *vrf) { @@ -609,18 +693,13 @@ static int vrf_output(struct net *net, struct sock *sk, struct sk_buff *skb) * packet to go through device based features such as qdisc, netfilter * hooks and packet sockets with skb->dev set to vrf device. */ -static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev, - struct sock *sk, - struct sk_buff *skb) +static struct sk_buff *vrf_ip_out_redirect(struct net_device *vrf_dev, + struct sk_buff *skb) { struct net_vrf *vrf = netdev_priv(vrf_dev); struct dst_entry *dst = NULL; struct rtable *rth; - /* don't divert multicast */ - if (ipv4_is_multicast(ip_hdr(skb)->daddr)) - return skb; - rcu_read_lock(); rth = rcu_dereference(vrf->rth); @@ -642,6 +721,55 @@ static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev, return skb; } +static int vrf_output_direct(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + skb->protocol = htons(ETH_P_IP); + + return NF_HOOK_COND(NFPROTO_IPV4, NF_INET_POST_ROUTING, + net, sk, skb, NULL, skb->dev, + vrf_finish_direct, + !(IPCB(skb)->flags & IPSKB_REROUTED)); +} + +static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev, + struct sock *sk, + struct sk_buff *skb) +{ + struct net *net = dev_net(vrf_dev); + int err; + + skb->dev = vrf_dev; + + err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk, + skb, NULL, vrf_dev, vrf_output_direct); + + if (likely(err == 1)) + err = vrf_output_direct(net, sk, skb); + + /* reset skb device */ + if (likely(err == 1)) + nf_reset(skb); + else + skb = NULL; + + return skb; +} + +static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev, + struct sock *sk, + struct sk_buff *skb) +{ + /* don't divert multicast */ + if (ipv4_is_multicast(ip_hdr(skb)->daddr)) + return skb; + + if (qdisc_tx_is_default(vrf_dev)) + return vrf_ip_out_direct(vrf_dev, sk, skb); + + return vrf_ip_out_redirect(vrf_dev, skb); +} + /* called with rcu lock held */ static struct sk_buff *vrf_l3_out(struct net_device *vrf_dev, struct sock *sk, @@ -749,14 +877,18 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev) { int ret; + port_dev->priv_flags |= IFF_L3MDEV_SLAVE; ret = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL); if (ret < 0) - return ret; + goto err; - port_dev->priv_flags |= IFF_L3MDEV_SLAVE; cycle_netdev(port_dev); return 0; + +err: + port_dev->priv_flags &= ~IFF_L3MDEV_SLAVE; + return ret; } static int vrf_add_slave(struct net_device *dev, struct net_device *port_dev) @@ -978,9 +1110,11 @@ static struct sk_buff *vrf_ip6_rcv(struct net_device *vrf_dev, skb->dev = vrf_dev; skb->skb_iif = vrf_dev->ifindex; - skb_push(skb, skb->mac_len); - dev_queue_xmit_nit(skb, vrf_dev); - skb_pull(skb, skb->mac_len); + if (!list_empty(&vrf_dev->ptype_all)) { + skb_push(skb, skb->mac_len); + dev_queue_xmit_nit(skb, vrf_dev); + skb_pull(skb, skb->mac_len); + } IP6CB(skb)->flags |= IP6SKB_L3SLAVE; } @@ -1021,9 +1155,11 @@ static struct sk_buff *vrf_ip_rcv(struct net_device *vrf_dev, vrf_rx_stats(vrf_dev, skb->len); - skb_push(skb, skb->mac_len); - dev_queue_xmit_nit(skb, vrf_dev); - skb_pull(skb, skb->mac_len); + if (!list_empty(&vrf_dev->ptype_all)) { + skb_push(skb, skb->mac_len); + dev_queue_xmit_nit(skb, vrf_dev); + skb_pull(skb, skb->mac_len); + } skb = vrf_rcv_nfhook(NFPROTO_IPV4, NF_INET_PRE_ROUTING, skb, vrf_dev); out: diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index bdb6ae16d4a8..ebc98bb17a51 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -276,9 +276,9 @@ static int vxlan_fdb_info(struct sk_buff *skb, struct vxlan_dev *vxlan, send_eth = send_ip = true; if (type == RTM_GETNEIGH) { - ndm->ndm_family = AF_INET; send_ip = !vxlan_addr_any(&rdst->remote_ip); send_eth = !is_zero_ether_addr(fdb->eth_addr); + ndm->ndm_family = send_ip ? rdst->remote_ip.sa.sa_family : AF_INET; } else ndm->ndm_family = AF_BRIDGE; ndm->ndm_state = fdb->state; @@ -1515,7 +1515,7 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request, int ns_olen; int i, len; - if (dev == NULL) + if (dev == NULL || !pskb_may_pull(request, request->len)) return NULL; len = LL_RESERVED_SPACE(dev) + sizeof(struct ipv6hdr) + @@ -1530,10 +1530,11 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request, skb_push(reply, sizeof(struct ethhdr)); skb_reset_mac_header(reply); - ns = (struct nd_msg *)skb_transport_header(request); + ns = (struct nd_msg *)(ipv6_hdr(request) + 1); daddr = eth_hdr(request)->h_source; - ns_olen = request->len - skb_transport_offset(request) - sizeof(*ns); + ns_olen = request->len - skb_network_offset(request) - + sizeof(struct ipv6hdr) - sizeof(*ns); for (i = 0; i < ns_olen-1; i += (ns->opt[i+1]<<3)) { if (ns->opt[i] == ND_OPT_SOURCE_LL_ADDR) { daddr = ns->opt + i + sizeof(struct nd_opt_hdr); @@ -1604,10 +1605,13 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) if (!in6_dev) goto out; + if (!pskb_may_pull(skb, sizeof(struct ipv6hdr) + sizeof(struct nd_msg))) + goto out; + iphdr = ipv6_hdr(skb); daddr = &iphdr->daddr; - msg = (struct nd_msg *)skb_transport_header(skb); + msg = (struct nd_msg *)(iphdr + 1); if (msg->icmph.icmp6_code != 0 || msg->icmph.icmp6_type != NDISC_NEIGHBOUR_SOLICITATION) goto out; @@ -2242,16 +2246,13 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) if (ntohs(eth->h_proto) == ETH_P_ARP) return arp_reduce(dev, skb, vni); #if IS_ENABLED(CONFIG_IPV6) - else if (ntohs(eth->h_proto) == ETH_P_IPV6 && - pskb_may_pull(skb, sizeof(struct ipv6hdr) - + sizeof(struct nd_msg)) && - ipv6_hdr(skb)->nexthdr == IPPROTO_ICMPV6) { - struct nd_msg *msg; - - msg = (struct nd_msg *)skb_transport_header(skb); - if (msg->icmph.icmp6_code == 0 && - msg->icmph.icmp6_type == NDISC_NEIGHBOUR_SOLICITATION) - return neigh_reduce(dev, skb, vni); + else if (ntohs(eth->h_proto) == ETH_P_IPV6) { + struct ipv6hdr *hdr, _hdr; + if ((hdr = skb_header_pointer(skb, + skb_network_offset(skb), + sizeof(_hdr), &_hdr)) && + hdr->nexthdr == IPPROTO_ICMPV6) + return neigh_reduce(dev, skb, vni); } #endif } @@ -2322,6 +2323,9 @@ static void vxlan_cleanup(unsigned long arg) if (f->state & (NUD_PERMANENT | NUD_NOARP)) continue; + if (f->flags & NTF_EXT_LEARNED) + continue; + timeout = f->used + vxlan->cfg.age_interval * HZ; if (time_before_eq(timeout, jiffies)) { netdev_dbg(vxlan->dev, @@ -2923,6 +2927,11 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev, return -EINVAL; } + if (lowerdev) { + dev->gso_max_size = lowerdev->gso_max_size; + dev->gso_max_segs = lowerdev->gso_max_segs; + } + if (conf->mtu) { int max_mtu = ETH_MAX_MTU; diff --git a/drivers/net/wireless/ath/ath10k/bmi.c b/drivers/net/wireless/ath/ath10k/bmi.c index 2872d347ea78..abeee200310b 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.c +++ b/drivers/net/wireless/ath/ath10k/bmi.c @@ -19,12 +19,21 @@ #include "hif.h" #include "debug.h" #include "htc.h" +#include "hw.h" void ath10k_bmi_start(struct ath10k *ar) { + int ret; + ath10k_dbg(ar, ATH10K_DBG_BMI, "bmi start\n"); ar->bmi.done_sent = false; + + /* Enable hardware clock to speed up firmware download */ + if (ar->hw_params.hw_ops->enable_pll_clk) { + ret = ar->hw_params.hw_ops->enable_pll_clk(ar); + ath10k_dbg(ar, ATH10K_DBG_BMI, "bmi enable pll ret %d\n", ret); + } } int ath10k_bmi_done(struct ath10k *ar) @@ -129,6 +138,69 @@ int ath10k_bmi_read_memory(struct ath10k *ar, return 0; } +int ath10k_bmi_write_soc_reg(struct ath10k *ar, u32 address, u32 reg_val) +{ + struct bmi_cmd cmd; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.write_soc_reg); + int ret; + + ath10k_dbg(ar, ATH10K_DBG_BMI, + "bmi write soc register 0x%08x val 0x%08x\n", + address, reg_val); + + if (ar->bmi.done_sent) { + ath10k_warn(ar, "bmi write soc register command in progress\n"); + return -EBUSY; + } + + cmd.id = __cpu_to_le32(BMI_WRITE_SOC_REGISTER); + cmd.write_soc_reg.addr = __cpu_to_le32(address); + cmd.write_soc_reg.value = __cpu_to_le32(reg_val); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, NULL, NULL); + if (ret) { + ath10k_warn(ar, "Unable to write soc register to device: %d\n", + ret); + return ret; + } + + return 0; +} + +int ath10k_bmi_read_soc_reg(struct ath10k *ar, u32 address, u32 *reg_val) +{ + struct bmi_cmd cmd; + union bmi_resp resp; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.read_soc_reg); + u32 resplen = sizeof(resp.read_soc_reg); + int ret; + + ath10k_dbg(ar, ATH10K_DBG_BMI, "bmi read soc register 0x%08x\n", + address); + + if (ar->bmi.done_sent) { + ath10k_warn(ar, "bmi read soc register command in progress\n"); + return -EBUSY; + } + + cmd.id = __cpu_to_le32(BMI_READ_SOC_REGISTER); + cmd.read_soc_reg.addr = __cpu_to_le32(address); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, &resp, &resplen); + if (ret) { + ath10k_warn(ar, "Unable to read soc register from device: %d\n", + ret); + return ret; + } + + *reg_val = __le32_to_cpu(resp.read_soc_reg.value); + + ath10k_dbg(ar, ATH10K_DBG_BMI, "bmi read soc register value 0x%08x\n", + *reg_val); + + return 0; +} + int ath10k_bmi_write_memory(struct ath10k *ar, u32 address, const void *buffer, u32 length) { diff --git a/drivers/net/wireless/ath/ath10k/bmi.h b/drivers/net/wireless/ath/ath10k/bmi.h index 7d3231acfb24..a65f26267fe3 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.h +++ b/drivers/net/wireless/ath/ath10k/bmi.h @@ -232,4 +232,6 @@ int ath10k_bmi_lz_stream_start(struct ath10k *ar, u32 address); int ath10k_bmi_lz_data(struct ath10k *ar, const void *buffer, u32 length); int ath10k_bmi_fast_download(struct ath10k *ar, u32 address, const void *buffer, u32 length); +int ath10k_bmi_read_soc_reg(struct ath10k *ar, u32 address, u32 *reg_val); +int ath10k_bmi_write_soc_reg(struct ath10k *ar, u32 address, u32 reg_val); #endif /* _BMI_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 0a8e29e9a0eb..f450ebbb28d5 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -166,7 +166,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .board_size = QCA6174_BOARD_DATA_SZ, .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ, }, - .hw_ops = &qca988x_ops, + .hw_ops = &qca6174_ops, + .hw_clk = qca6174_clk, + .target_cpu_freq = 176000000, .decap_align_bytes = 4, }, { @@ -280,7 +282,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .board_size = QCA9377_BOARD_DATA_SZ, .board_ext_size = QCA9377_BOARD_EXT_DATA_SZ, }, - .hw_ops = &qca988x_ops, + .hw_ops = &qca6174_ops, + .hw_clk = qca6174_clk, + .target_cpu_freq = 176000000, .decap_align_bytes = 4, }, { diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 88d14be7fcce..d4b9a0ec1bdc 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -775,6 +775,8 @@ struct ath10k { u32 num_rf_chains; u32 max_spatial_stream; /* protected by conf_mutex */ + u32 low_5ghz_chan; + u32 high_5ghz_chan; bool ani_enabled; bool p2p; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index fb0ade3adb07..00b424d99126 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -249,9 +249,6 @@ static ssize_t ath10k_read_wmi_services(struct file *file, mutex_lock(&ar->conf_mutex); - if (len > buf_len) - len = buf_len; - spin_lock_bh(&ar->data_lock); for (i = 0; i < WMI_SERVICE_MAX; i++) { enabled = test_bit(i, ar->wmi.svc_map); @@ -1997,6 +1994,15 @@ static ssize_t ath10k_write_simulate_radar(struct file *file, size_t count, loff_t *ppos) { struct ath10k *ar = file->private_data; + struct ath10k_vif *arvif; + + /* Just check for for the first vif alone, as all the vifs will be + * sharing the same channel and if the channel is disabled, all the + * vifs will share the same 'is_started' state. + */ + arvif = list_first_entry(&ar->arvifs, typeof(*arvif), list); + if (!arvif->is_started) + return -EINVAL; ieee80211_radar_detected(ar->hw); diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c index d9f37ee4bfdd..c866ab524571 100644 --- a/drivers/net/wireless/ath/ath10k/hw.c +++ b/drivers/net/wireless/ath/ath10k/hw.c @@ -19,6 +19,7 @@ #include "hw.h" #include "hif.h" #include "wmi-ops.h" +#include "bmi.h" const struct ath10k_hw_regs qca988x_regs = { .rtc_soc_base_address = 0x00004000, @@ -72,6 +73,9 @@ const struct ath10k_hw_regs qca6174_regs = { .pcie_intr_fw_mask = 0x00000400, .pcie_intr_ce_mask_all = 0x0007f800, .pcie_intr_clr_address = 0x00000014, + .cpu_pll_init_address = 0x00404020, + .cpu_speed_address = 0x00404024, + .core_clk_div_address = 0x00404028, }; const struct ath10k_hw_regs qca99x0_regs = { @@ -187,6 +191,73 @@ const struct ath10k_hw_values qca4019_values = { .ce_desc_meta_data_lsb = 4, }; +const struct ath10k_hw_clk_params qca6174_clk[ATH10K_HW_REFCLK_COUNT] = { + { + .refclk = 48000000, + .div = 0xe, + .rnfrac = 0x2aaa8, + .settle_time = 2400, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 19200000, + .div = 0x24, + .rnfrac = 0x2aaa8, + .settle_time = 960, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 24000000, + .div = 0x1d, + .rnfrac = 0x15551, + .settle_time = 1200, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 26000000, + .div = 0x1b, + .rnfrac = 0x4ec4, + .settle_time = 1300, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 37400000, + .div = 0x12, + .rnfrac = 0x34b49, + .settle_time = 1870, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 38400000, + .div = 0x12, + .rnfrac = 0x15551, + .settle_time = 1920, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 40000000, + .div = 0x12, + .rnfrac = 0x26665, + .settle_time = 2000, + .refdiv = 0, + .outdiv = 1, + }, + { + .refclk = 52000000, + .div = 0x1b, + .rnfrac = 0x4ec4, + .settle_time = 2600, + .refdiv = 0, + .outdiv = 1, + }, +}; + void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey, u32 cc, u32 rcc, u32 cc_prev, u32 rcc_prev) { @@ -361,6 +432,195 @@ unlock: mutex_unlock(&ar->conf_mutex); } +/** + * ath10k_hw_qca6174_enable_pll_clock() - enable the qca6174 hw pll clock + * @ar: the ath10k blob + * + * This function is very hardware specific, the clock initialization + * steps is very sensitive and could lead to unknown crash, so they + * should be done in sequence. + * + * *** Be aware if you planned to refactor them. *** + * + * Return: 0 if successfully enable the pll, otherwise EINVAL + */ +static int ath10k_hw_qca6174_enable_pll_clock(struct ath10k *ar) +{ + int ret, wait_limit; + u32 clk_div_addr, pll_init_addr, speed_addr; + u32 addr, reg_val, mem_val; + struct ath10k_hw_params *hw; + const struct ath10k_hw_clk_params *hw_clk; + + hw = &ar->hw_params; + + if (ar->regs->core_clk_div_address == 0 || + ar->regs->cpu_pll_init_address == 0 || + ar->regs->cpu_speed_address == 0) + return -EINVAL; + + clk_div_addr = ar->regs->core_clk_div_address; + pll_init_addr = ar->regs->cpu_pll_init_address; + speed_addr = ar->regs->cpu_speed_address; + + /* Read efuse register to find out the right hw clock configuration */ + addr = (RTC_SOC_BASE_ADDRESS | EFUSE_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + /* sanitize if the hw refclk index is out of the boundary */ + if (MS(reg_val, EFUSE_XTAL_SEL) > ATH10K_HW_REFCLK_COUNT) + return -EINVAL; + + hw_clk = &hw->hw_clk[MS(reg_val, EFUSE_XTAL_SEL)]; + + /* Set the rnfrac and outdiv params to bb_pll register */ + addr = (RTC_SOC_BASE_ADDRESS | BB_PLL_CONFIG_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~(BB_PLL_CONFIG_FRAC_MASK | BB_PLL_CONFIG_OUTDIV_MASK); + reg_val |= (SM(hw_clk->rnfrac, BB_PLL_CONFIG_FRAC) | + SM(hw_clk->outdiv, BB_PLL_CONFIG_OUTDIV)); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* Set the correct settle time value to pll_settle register */ + addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_SETTLE_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~WLAN_PLL_SETTLE_TIME_MASK; + reg_val |= SM(hw_clk->settle_time, WLAN_PLL_SETTLE_TIME); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* Set the clock_ctrl div to core_clk_ctrl register */ + addr = (RTC_SOC_BASE_ADDRESS | SOC_CORE_CLK_CTRL_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~SOC_CORE_CLK_CTRL_DIV_MASK; + reg_val |= SM(1, SOC_CORE_CLK_CTRL_DIV); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* Set the clock_div register */ + mem_val = 1; + ret = ath10k_bmi_write_memory(ar, clk_div_addr, &mem_val, + sizeof(mem_val)); + if (ret) + return -EINVAL; + + /* Configure the pll_control register */ + addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val |= (SM(hw_clk->refdiv, WLAN_PLL_CONTROL_REFDIV) | + SM(hw_clk->div, WLAN_PLL_CONTROL_DIV) | + SM(1, WLAN_PLL_CONTROL_NOPWD)); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* busy wait (max 1s) the rtc_sync status register indicate ready */ + wait_limit = 100000; + addr = (RTC_WMAC_BASE_ADDRESS | RTC_SYNC_STATUS_OFFSET); + do { + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + if (!MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING)) + break; + + wait_limit--; + udelay(10); + + } while (wait_limit > 0); + + if (MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING)) + return -EINVAL; + + /* Unset the pll_bypass in pll_control register */ + addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~WLAN_PLL_CONTROL_BYPASS_MASK; + reg_val |= SM(0, WLAN_PLL_CONTROL_BYPASS); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* busy wait (max 1s) the rtc_sync status register indicate ready */ + wait_limit = 100000; + addr = (RTC_WMAC_BASE_ADDRESS | RTC_SYNC_STATUS_OFFSET); + do { + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + if (!MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING)) + break; + + wait_limit--; + udelay(10); + + } while (wait_limit > 0); + + if (MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING)) + return -EINVAL; + + /* Enable the hardware cpu clock register */ + addr = (RTC_SOC_BASE_ADDRESS | SOC_CPU_CLOCK_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~SOC_CPU_CLOCK_STANDARD_MASK; + reg_val |= SM(1, SOC_CPU_CLOCK_STANDARD); + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* unset the nopwd from pll_control register */ + addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET); + ret = ath10k_bmi_read_soc_reg(ar, addr, ®_val); + if (ret) + return -EINVAL; + + reg_val &= ~WLAN_PLL_CONTROL_NOPWD_MASK; + ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val); + if (ret) + return -EINVAL; + + /* enable the pll_init register */ + mem_val = 1; + ret = ath10k_bmi_write_memory(ar, pll_init_addr, &mem_val, + sizeof(mem_val)); + if (ret) + return -EINVAL; + + /* set the target clock frequency to speed register */ + ret = ath10k_bmi_write_memory(ar, speed_addr, &hw->target_cpu_freq, + sizeof(hw->target_cpu_freq)); + if (ret) + return -EINVAL; + + return 0; +} + const struct ath10k_hw_ops qca988x_ops = { .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, }; @@ -374,3 +634,8 @@ static int ath10k_qca99x0_rx_desc_get_l3_pad_bytes(struct htt_rx_desc *rxd) const struct ath10k_hw_ops qca99x0_ops = { .rx_desc_get_l3_pad_bytes = ath10k_qca99x0_rx_desc_get_l3_pad_bytes, }; + +const struct ath10k_hw_ops qca6174_ops = { + .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, + .enable_pll_clk = ath10k_hw_qca6174_enable_pll_clock, +}; diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index f0fda0f2b3b4..d370b573e0f9 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -255,6 +255,9 @@ struct ath10k_hw_regs { u32 pcie_intr_fw_mask; u32 pcie_intr_ce_mask_all; u32 pcie_intr_clr_address; + u32 cpu_pll_init_address; + u32 cpu_speed_address; + u32 core_clk_div_address; }; extern const struct ath10k_hw_regs qca988x_regs; @@ -363,6 +366,30 @@ enum ath10k_hw_cc_wraparound_type { ATH10K_HW_CC_WRAP_SHIFTED_EACH = 2, }; +enum ath10k_hw_refclk_speed { + ATH10K_HW_REFCLK_UNKNOWN = -1, + ATH10K_HW_REFCLK_48_MHZ = 0, + ATH10K_HW_REFCLK_19_2_MHZ = 1, + ATH10K_HW_REFCLK_24_MHZ = 2, + ATH10K_HW_REFCLK_26_MHZ = 3, + ATH10K_HW_REFCLK_37_4_MHZ = 4, + ATH10K_HW_REFCLK_38_4_MHZ = 5, + ATH10K_HW_REFCLK_40_MHZ = 6, + ATH10K_HW_REFCLK_52_MHZ = 7, + + /* must be the last one */ + ATH10K_HW_REFCLK_COUNT, +}; + +struct ath10k_hw_clk_params { + u32 refclk; + u32 div; + u32 rnfrac; + u32 settle_time; + u32 refdiv; + u32 outdiv; +}; + struct ath10k_hw_params { u32 id; u16 dev_id; @@ -416,6 +443,10 @@ struct ath10k_hw_params { /* Number of bytes used for alignment in rx_hdr_status of rx desc. */ int decap_align_bytes; + + /* hw specific clock control parameters */ + const struct ath10k_hw_clk_params *hw_clk; + int target_cpu_freq; }; struct htt_rx_desc; @@ -424,10 +455,14 @@ struct htt_rx_desc; struct ath10k_hw_ops { int (*rx_desc_get_l3_pad_bytes)(struct htt_rx_desc *rxd); void (*set_coverage_class)(struct ath10k *ar, s16 value); + int (*enable_pll_clk)(struct ath10k *ar); }; extern const struct ath10k_hw_ops qca988x_ops; extern const struct ath10k_hw_ops qca99x0_ops; +extern const struct ath10k_hw_ops qca6174_ops; + +extern const struct ath10k_hw_clk_params qca6174_clk[]; static inline int ath10k_rx_desc_get_l3_pad_bytes(struct ath10k_hw_params *hw, @@ -847,4 +882,38 @@ ath10k_rx_desc_get_l3_pad_bytes(struct ath10k_hw_params *hw, #define WAVE1_PHYCLK_USEC_MASK 0x0000007F #define WAVE1_PHYCLK_USEC_LSB 0 +/* qca6174 PLL offset/mask */ +#define SOC_CORE_CLK_CTRL_OFFSET 0x00000114 +#define SOC_CORE_CLK_CTRL_DIV_LSB 0 +#define SOC_CORE_CLK_CTRL_DIV_MASK 0x00000007 + +#define EFUSE_OFFSET 0x0000032c +#define EFUSE_XTAL_SEL_LSB 8 +#define EFUSE_XTAL_SEL_MASK 0x00000700 + +#define BB_PLL_CONFIG_OFFSET 0x000002f4 +#define BB_PLL_CONFIG_FRAC_LSB 0 +#define BB_PLL_CONFIG_FRAC_MASK 0x0003ffff +#define BB_PLL_CONFIG_OUTDIV_LSB 18 +#define BB_PLL_CONFIG_OUTDIV_MASK 0x001c0000 + +#define WLAN_PLL_SETTLE_OFFSET 0x0018 +#define WLAN_PLL_SETTLE_TIME_LSB 0 +#define WLAN_PLL_SETTLE_TIME_MASK 0x000007ff + +#define WLAN_PLL_CONTROL_OFFSET 0x0014 +#define WLAN_PLL_CONTROL_DIV_LSB 0 +#define WLAN_PLL_CONTROL_DIV_MASK 0x000003ff +#define WLAN_PLL_CONTROL_REFDIV_LSB 10 +#define WLAN_PLL_CONTROL_REFDIV_MASK 0x00003c00 +#define WLAN_PLL_CONTROL_BYPASS_LSB 16 +#define WLAN_PLL_CONTROL_BYPASS_MASK 0x00010000 +#define WLAN_PLL_CONTROL_NOPWD_LSB 18 +#define WLAN_PLL_CONTROL_NOPWD_MASK 0x00040000 + +#define RTC_SYNC_STATUS_OFFSET 0x0244 +#define RTC_SYNC_STATUS_PLL_CHANGING_LSB 5 +#define RTC_SYNC_STATUS_PLL_CHANGING_MASK 0x00000020 +/* qca6174 PLL offset/mask end */ + #endif /* _HW_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 3029f257a19a..968b1d421225 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3126,6 +3126,21 @@ static void ath10k_regd_update(struct ath10k *ar) ath10k_warn(ar, "failed to set pdev regdomain: %d\n", ret); } +static void ath10k_mac_update_channel_list(struct ath10k *ar, + struct ieee80211_supported_band *band) +{ + int i; + + if (ar->low_5ghz_chan && ar->high_5ghz_chan) { + for (i = 0; i < band->n_channels; i++) { + if (band->channels[i].center_freq < ar->low_5ghz_chan || + band->channels[i].center_freq > ar->high_5ghz_chan) + band->channels[i].flags |= + IEEE80211_CHAN_DISABLED; + } + } +} + static void ath10k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) { @@ -3149,6 +3164,10 @@ static void ath10k_reg_notifier(struct wiphy *wiphy, if (ar->state == ATH10K_STATE_ON) ath10k_regd_update(ar); mutex_unlock(&ar->conf_mutex); + + if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) + ath10k_mac_update_channel_list(ar, + ar->hw->wiphy->bands[NL80211_BAND_5GHZ]); } /***************/ @@ -7129,7 +7148,7 @@ ath10k_mac_update_rx_channel(struct ath10k *ar, lockdep_assert_held(&ar->data_lock); WARN_ON(ctx && vifs); - WARN_ON(vifs && n_vifs != 1); + WARN_ON(vifs && !n_vifs); /* FIXME: Sort of an optimization and a workaround. Peers and vifs are * on a linked list now. Doing a lookup peer -> vif -> chanctx for each diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 6094372307aa..52896c20ca4e 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -970,12 +970,6 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, } remaining_bytes -= nbytes; - - if (ret) { - ath10k_warn(ar, "failed to read diag value at 0x%x: %d\n", - address, ret); - break; - } memcpy(data, data_buf, nbytes); address += nbytes; diff --git a/drivers/net/wireless/ath/ath10k/testmode.c b/drivers/net/wireless/ath/ath10k/testmode.c index 8bb36c18a749..d8564624415c 100644 --- a/drivers/net/wireless/ath/ath10k/testmode.c +++ b/drivers/net/wireless/ath/ath10k/testmode.c @@ -420,8 +420,8 @@ int ath10k_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct nlattr *tb[ATH10K_TM_ATTR_MAX + 1]; int ret; - ret = nla_parse(tb, ATH10K_TM_ATTR_MAX, data, len, - ath10k_tm_policy); + ret = nla_parse(tb, ATH10K_TM_ATTR_MAX, data, len, ath10k_tm_policy, + NULL); if (ret) return ret; diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 2f1743e60fa1..4e60caec7ab4 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -3643,6 +3643,11 @@ static void ath10k_dfs_radar_report(struct ath10k *ar, spin_lock_bh(&ar->data_lock); ch = ar->rx_channel; + + /* fetch target operating channel during channel change */ + if (!ch) + ch = ar->tgt_oper_chan; + spin_unlock_bh(&ar->data_lock); if (!ch) { @@ -4593,6 +4598,8 @@ ath10k_wmi_main_op_pull_svc_rdy_ev(struct ath10k *ar, struct sk_buff *skb, arg->phy_capab = ev->phy_capability; arg->num_rf_chains = ev->num_rf_chains; arg->eeprom_rd = ev->hal_reg_capabilities.eeprom_rd; + arg->low_5ghz_chan = ev->hal_reg_capabilities.low_5ghz_chan; + arg->high_5ghz_chan = ev->hal_reg_capabilities.high_5ghz_chan; arg->num_mem_reqs = ev->num_mem_reqs; arg->service_map = ev->wmi_service_bitmap; arg->service_map_len = sizeof(ev->wmi_service_bitmap); @@ -4629,6 +4636,8 @@ ath10k_wmi_10x_op_pull_svc_rdy_ev(struct ath10k *ar, struct sk_buff *skb, arg->phy_capab = ev->phy_capability; arg->num_rf_chains = ev->num_rf_chains; arg->eeprom_rd = ev->hal_reg_capabilities.eeprom_rd; + arg->low_5ghz_chan = ev->hal_reg_capabilities.low_5ghz_chan; + arg->high_5ghz_chan = ev->hal_reg_capabilities.high_5ghz_chan; arg->num_mem_reqs = ev->num_mem_reqs; arg->service_map = ev->wmi_service_bitmap; arg->service_map_len = sizeof(ev->wmi_service_bitmap); @@ -4682,6 +4691,8 @@ static void ath10k_wmi_event_service_ready_work(struct work_struct *work) ar->phy_capability = __le32_to_cpu(arg.phy_capab); ar->num_rf_chains = __le32_to_cpu(arg.num_rf_chains); ar->hw_eeprom_rd = __le32_to_cpu(arg.eeprom_rd); + ar->low_5ghz_chan = __le32_to_cpu(arg.low_5ghz_chan); + ar->high_5ghz_chan = __le32_to_cpu(arg.high_5ghz_chan); ath10k_dbg_dump(ar, ATH10K_DBG_WMI, NULL, "wmi svc: ", arg.service_map, arg.service_map_len); diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 386aa51435f1..cf385feb5707 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -3182,7 +3182,7 @@ struct wmi_10_4_phyerr_event { struct phyerr_radar_report { __le32 reg0; /* RADAR_REPORT_REG0_* */ - __le32 reg1; /* REDAR_REPORT_REG1_* */ + __le32 reg1; /* RADAR_REPORT_REG1_* */ } __packed; #define RADAR_REPORT_REG0_PULSE_IS_CHIRP_MASK 0x80000000 @@ -6335,6 +6335,8 @@ struct wmi_svc_rdy_ev_arg { __le32 num_rf_chains; __le32 eeprom_rd; __le32 num_mem_reqs; + __le32 low_5ghz_chan; + __le32 high_5ghz_chan; const __le32 *service_map; size_t service_map_len; const struct wlan_host_mem_req *mem_reqs[WMI_MAX_MEM_REQS]; diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 363b30a549c2..aae65ce9a2b1 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -102,10 +102,8 @@ static struct ieee80211_channel ath6kl_2ghz_channels[] = { }; static struct ieee80211_channel ath6kl_5ghz_a_channels[] = { - CHAN5G(34, 0), CHAN5G(36, 0), - CHAN5G(38, 0), CHAN5G(40, 0), - CHAN5G(42, 0), CHAN5G(44, 0), - CHAN5G(46, 0), CHAN5G(48, 0), + CHAN5G(36, 0), CHAN5G(40, 0), + CHAN5G(44, 0), CHAN5G(48, 0), CHAN5G(52, 0), CHAN5G(56, 0), CHAN5G(60, 0), CHAN5G(64, 0), CHAN5G(100, 0), CHAN5G(104, 0), diff --git a/drivers/net/wireless/ath/ath6kl/testmode.c b/drivers/net/wireless/ath/ath6kl/testmode.c index d67170ea1038..d8dcacda9add 100644 --- a/drivers/net/wireless/ath/ath6kl/testmode.c +++ b/drivers/net/wireless/ath/ath6kl/testmode.c @@ -74,8 +74,8 @@ int ath6kl_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, int err, buf_len; void *buf; - err = nla_parse(tb, ATH6KL_TM_ATTR_MAX, data, len, - ath6kl_tm_policy); + err = nla_parse(tb, ATH6KL_TM_ATTR_MAX, data, len, ath6kl_tm_policy, + NULL); if (err) return err; diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index 0ffa23a61568..5e77fe1f5b0d 100644 --- a/drivers/net/wireless/ath/ath9k/common-spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -742,6 +742,9 @@ void ath9k_cmn_spectral_scan_trigger(struct ath_common *common, return; } + if (!spec_priv->spec_config.enabled) + return; + ath_ps_ops(common)->wakeup(common); rxfilter = ath9k_hw_getrxfilter(ah); ath9k_hw_setrxfilter(ah, rxfilter | diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index de2d212f39ec..05dd056cab6e 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -37,6 +37,7 @@ static struct usb_device_id ath9k_hif_usb_ids[] = { { USB_DEVICE(0x0cf3, 0xb002) }, /* Ubiquiti WifiStation */ { USB_DEVICE(0x057c, 0x8403) }, /* AVM FRITZ!WLAN 11N v2 USB */ { USB_DEVICE(0x0471, 0x209e) }, /* Philips (or NXP) PTA01 */ + { USB_DEVICE(0x1eda, 0x2315) }, /* AirTies */ { USB_DEVICE(0x0cf3, 0x7015), .driver_info = AR9287_USB }, /* Atheros */ diff --git a/drivers/net/wireless/ath/wcn36xx/Kconfig b/drivers/net/wireless/ath/wcn36xx/Kconfig index 4b83e87f0b94..20bf967a70b9 100644 --- a/drivers/net/wireless/ath/wcn36xx/Kconfig +++ b/drivers/net/wireless/ath/wcn36xx/Kconfig @@ -2,7 +2,7 @@ config WCN36XX tristate "Qualcomm Atheros WCN3660/3680 support" depends on MAC80211 && HAS_DMA depends on QCOM_WCNSS_CTRL || QCOM_WCNSS_CTRL=n - depends on QCOM_SMD || QCOM_SMD=n + depends on RPMSG || RPMSG=n ---help--- This module adds support for wireless adapters based on Qualcomm Atheros WCN3660 and WCN3680 mobile chipsets. diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 7a0c2e7da7f6..ac919e425a4f 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -22,7 +22,7 @@ #include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_irq.h> -#include <linux/soc/qcom/smd.h> +#include <linux/rpmsg.h> #include <linux/soc/qcom/smem_state.h> #include <linux/soc/qcom/wcnss_ctrl.h> #include "wcn36xx.h" @@ -337,10 +337,10 @@ out_smd_stop: wcn36xx_smd_stop(wcn); out_free_smd_buf: kfree(wcn->hal_buf); -out_free_dxe_pool: - wcn36xx_dxe_free_mem_pools(wcn); out_free_dxe_ctl: wcn36xx_dxe_free_ctl_blks(wcn); +out_free_dxe_pool: + wcn36xx_dxe_free_mem_pools(wcn); out_smd_close: wcn36xx_smd_close(wcn); out_err: @@ -1218,15 +1218,13 @@ static int wcn36xx_probe(struct platform_device *pdev) INIT_WORK(&wcn->scan_work, wcn36xx_hw_scan_worker); - wcn->smd_channel = qcom_wcnss_open_channel(wcnss, "WLAN_CTRL", wcn36xx_smd_rsp_process); + wcn->smd_channel = qcom_wcnss_open_channel(wcnss, "WLAN_CTRL", wcn36xx_smd_rsp_process, hw); if (IS_ERR(wcn->smd_channel)) { wcn36xx_err("failed to open WLAN_CTRL channel\n"); ret = PTR_ERR(wcn->smd_channel); goto out_wq; } - qcom_smd_set_drvdata(wcn->smd_channel, hw); - addr = of_get_property(pdev->dev.of_node, "local-mac-address", &ret); if (addr && ret != ETH_ALEN) { wcn36xx_err("invalid local-mac-address\n"); diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 1c2966f7db7a..9c6590d5348a 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -19,7 +19,7 @@ #include <linux/etherdevice.h> #include <linux/firmware.h> #include <linux/bitops.h> -#include <linux/soc/qcom/smd.h> +#include <linux/rpmsg.h> #include "smd.h" struct wcn36xx_cfg_val { @@ -254,7 +254,7 @@ static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) init_completion(&wcn->hal_rsp_compl); start = jiffies; - ret = qcom_smd_send(wcn->smd_channel, wcn->hal_buf, len); + ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len); if (ret) { wcn36xx_err("HAL TX failed\n"); goto out; @@ -2205,11 +2205,11 @@ out: return ret; } -int wcn36xx_smd_rsp_process(struct qcom_smd_channel *channel, - const void *buf, size_t len) +int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, + void *buf, int len, void *priv, u32 addr) { const struct wcn36xx_hal_msg_header *msg_header = buf; - struct ieee80211_hw *hw = qcom_smd_get_drvdata(channel); + struct ieee80211_hw *hw = priv; struct wcn36xx *wcn = hw->priv; struct wcn36xx_hal_ind_msg *msg_ind; wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h index 8892ccd67b14..013fc9546f56 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.h +++ b/drivers/net/wireless/ath/wcn36xx/smd.h @@ -51,7 +51,7 @@ struct wcn36xx_hal_ind_msg { }; struct wcn36xx; -struct qcom_smd_channel; +struct rpmsg_device; int wcn36xx_smd_open(struct wcn36xx *wcn); void wcn36xx_smd_close(struct wcn36xx *wcn); @@ -129,8 +129,8 @@ int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index); int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value); -int wcn36xx_smd_rsp_process(struct qcom_smd_channel *channel, - const void *buf, size_t len); +int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, + void *buf, int len, void *priv, u32 addr); int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h index 7423998ddeb4..b52b4da9a967 100644 --- a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h +++ b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h @@ -195,7 +195,7 @@ struct wcn36xx { void __iomem *ccu_base; void __iomem *dxe_base; - struct qcom_smd_channel *smd_channel; + struct rpmsg_endpoint *smd_channel; struct qcom_smem_state *tx_enable_state; unsigned tx_enable_state_bit; diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 83155b5ddbfb..1981ec2e0186 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -390,22 +390,23 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, } mutex_unlock(&wil->p2p_wdev_mutex); - /* social scan on P2P_DEVICE is handled as p2p search */ - if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE && - wil_p2p_is_social_scan(request)) { + if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { if (!wil->p2p.p2p_dev_started) { wil_err(wil, "P2P search requested on stopped P2P device\n"); rc = -EIO; goto out; } - wil->scan_request = request; - wil->radio_wdev = wdev; - rc = wil_p2p_search(wil, request); - if (rc) { - wil->radio_wdev = wil_to_wdev(wil); - wil->scan_request = NULL; + /* social scan on P2P_DEVICE is handled as p2p search */ + if (wil_p2p_is_social_scan(request)) { + wil->scan_request = request; + wil->radio_wdev = wdev; + rc = wil_p2p_search(wil, request); + if (rc) { + wil->radio_wdev = wil_to_wdev(wil); + wil->scan_request = NULL; + } + goto out; } - goto out; } (void)wil_p2p_stop_discovery(wil); @@ -415,9 +416,9 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, for (i = 0; i < request->n_ssids; i++) { wil_dbg_misc(wil, "SSID[%d]", i); - print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET, - request->ssids[i].ssid, - request->ssids[i].ssid_len); + wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, + request->ssids[i].ssid, + request->ssids[i].ssid_len, true); } if (request->n_ssids) @@ -454,8 +455,8 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, } if (request->ie_len) - print_hex_dump_bytes("Scan IE ", DUMP_PREFIX_OFFSET, - request->ie, request->ie_len); + wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, + request->ie, request->ie_len, true); else wil_dbg_misc(wil, "Scan has no IE's\n"); @@ -679,6 +680,8 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn)); if (rc == 0) { netif_carrier_on(ndev); + wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); + wil->bss = bss; /* Connect can take lots of time */ mod_timer(&wil->connect_timer, jiffies + msecs_to_jiffies(2000)); @@ -707,6 +710,7 @@ static int wil_cfg80211_disconnect(struct wiphy *wiphy, return 0; } + wil->locally_generated_disc = true; rc = wmi_call(wil, WMI_DISCONNECT_CMDID, NULL, 0, WMI_DISCONNECT_EVENTID, NULL, 0, WIL6210_DISCONNECT_TO_MS); @@ -760,7 +764,8 @@ int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, */ wil_dbg_misc(wil, "mgmt_tx\n"); - print_hex_dump_bytes("mgmt tx frame ", DUMP_PREFIX_OFFSET, buf, len); + wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, + len, true); cmd = kmalloc(sizeof(*cmd) + len, GFP_KERNEL); if (!cmd) { @@ -1093,18 +1098,18 @@ static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, static void wil_print_bcon_data(struct cfg80211_beacon_data *b) { - print_hex_dump_bytes("head ", DUMP_PREFIX_OFFSET, - b->head, b->head_len); - print_hex_dump_bytes("tail ", DUMP_PREFIX_OFFSET, - b->tail, b->tail_len); - print_hex_dump_bytes("BCON IE ", DUMP_PREFIX_OFFSET, - b->beacon_ies, b->beacon_ies_len); - print_hex_dump_bytes("PROBE ", DUMP_PREFIX_OFFSET, - b->probe_resp, b->probe_resp_len); - print_hex_dump_bytes("PROBE IE ", DUMP_PREFIX_OFFSET, - b->proberesp_ies, b->proberesp_ies_len); - print_hex_dump_bytes("ASSOC IE ", DUMP_PREFIX_OFFSET, - b->assocresp_ies, b->assocresp_ies_len); + wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, + b->head, b->head_len, true); + wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, + b->tail, b->tail_len, true); + wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, + b->beacon_ies, b->beacon_ies_len, true); + wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, + b->probe_resp, b->probe_resp_len, true); + wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, + b->proberesp_ies, b->proberesp_ies_len, true); + wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, + b->assocresp_ies, b->assocresp_ies_len, true); } /* internal functions for device reset and starting AP */ @@ -1198,6 +1203,7 @@ static int _wil_cfg80211_start_ap(struct wiphy *wiphy, wil->pbss = pbss; netif_carrier_on(ndev); + wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); rc = wmi_pcp_start(wil, bi, wmi_nettype, chan, hidden_ssid, is_go); if (rc) @@ -1213,6 +1219,7 @@ err_bcast: wmi_pcp_stop(wil); err_pcp_start: netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); out: mutex_unlock(&wil->mutex); return rc; @@ -1298,8 +1305,8 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy, wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, info->dtim_period); wil_dbg_misc(wil, "PBSS %d\n", info->pbss); - print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET, - info->ssid, info->ssid_len); + wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, + info->ssid, info->ssid_len, true); wil_print_bcon_data(bcon); wil_print_crypto(wil, crypto); @@ -1319,6 +1326,7 @@ static int wil_cfg80211_stop_ap(struct wiphy *wiphy, wil_dbg_misc(wil, "stop_ap\n"); netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); wil_set_recovery_state(wil, fw_recovery_idle); mutex_lock(&wil->mutex); diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index efb1f59aafd9..c33cc4ad44c4 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -30,8 +30,8 @@ bool debug_fw; /* = false; */ module_param(debug_fw, bool, 0444); MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug"); -static bool oob_mode; -module_param(oob_mode, bool, 0444); +static u8 oob_mode; +module_param(oob_mode, byte, 0444); MODULE_PARM_DESC(oob_mode, " enable out of the box (OOB) mode in FW, for diagnostics and certification"); @@ -274,15 +274,20 @@ static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, wil_bcast_fini(wil); wil_update_net_queues_bh(wil, NULL, true); netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); if (test_bit(wil_status_fwconnected, wil->status)) { clear_bit(wil_status_fwconnected, wil->status); cfg80211_disconnected(ndev, reason_code, - NULL, 0, false, GFP_KERNEL); + NULL, 0, + wil->locally_generated_disc, + GFP_KERNEL); + wil->locally_generated_disc = false; } else if (test_bit(wil_status_fwconnecting, wil->status)) { cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); + wil->bss = NULL; } clear_bit(wil_status_fwconnecting, wil->status); break; @@ -304,10 +309,34 @@ static void wil_disconnect_worker(struct work_struct *work) { struct wil6210_priv *wil = container_of(work, struct wil6210_priv, disconnect_worker); + struct net_device *ndev = wil_to_ndev(wil); + int rc; + struct { + struct wmi_cmd_hdr wmi; + struct wmi_disconnect_event evt; + } __packed reply; - mutex_lock(&wil->mutex); - _wil6210_disconnect(wil, NULL, WLAN_REASON_UNSPECIFIED, false); - mutex_unlock(&wil->mutex); + if (test_bit(wil_status_fwconnected, wil->status)) + /* connect succeeded after all */ + return; + + if (!test_bit(wil_status_fwconnecting, wil->status)) + /* already disconnected */ + return; + + rc = wmi_call(wil, WMI_DISCONNECT_CMDID, NULL, 0, + WMI_DISCONNECT_EVENTID, &reply, sizeof(reply), + WIL6210_DISCONNECT_TO_MS); + if (rc) { + wil_err(wil, "disconnect error %d\n", rc); + return; + } + + wil_update_net_queues_bh(wil, NULL, true); + netif_carrier_off(ndev); + cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0, + WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); + clear_bit(wil_status_fwconnecting, wil->status); } static void wil_connect_timer_fn(ulong x) @@ -555,6 +584,12 @@ out_wmi_wq: return -EAGAIN; } +void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps) +{ + if (wil->platform_ops.bus_request) + wil->platform_ops.bus_request(wil->platform_handle, kbps); +} + /** * wil6210_disconnect - disconnect one connection * @wil: driver context @@ -607,13 +642,25 @@ static inline void wil_release_cpu(struct wil6210_priv *wil) wil_w(wil, RGF_USER_USER_CPU_0, 1); } -static void wil_set_oob_mode(struct wil6210_priv *wil, bool enable) +static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode) { - wil_info(wil, "enable=%d\n", enable); - if (enable) + wil_info(wil, "oob_mode to %d\n", mode); + switch (mode) { + case 0: + wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE | + BIT_USER_OOB_R2_MODE); + break; + case 1: + wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); - else + break; + case 2: wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); + wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); + break; + default: + wil_err(wil, "invalid oob_mode: %d\n", mode); + } } static int wil_target_reset(struct wil6210_priv *wil) @@ -1066,9 +1113,7 @@ int __wil_up(struct wil6210_priv *wil) napi_enable(&wil->napi_tx); set_bit(wil_status_napi_en, wil->status); - if (wil->platform_ops.bus_request) - wil->platform_ops.bus_request(wil->platform_handle, - WIL_MAX_BUS_REQUEST_KBPS); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); return 0; } @@ -1092,8 +1137,7 @@ int __wil_down(struct wil6210_priv *wil) set_bit(wil_status_resetting, wil->status); - if (wil->platform_ops.bus_request) - wil->platform_ops.bus_request(wil->platform_handle, 0); + wil6210_bus_request(wil, 0); wil_disable_irq(wil); if (test_and_clear_bit(wil_status_napi_en, wil->status)) { @@ -1154,6 +1198,7 @@ void wil_halp_vote(struct wil6210_priv *wil) wil->halp.ref_cnt); if (++wil->halp.ref_cnt == 1) { + reinit_completion(&wil->halp.comp); wil6210_set_halp(wil); rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); if (!rc) { diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index 874c787727fe..b38515fc7ce7 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -211,6 +211,7 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev_err(dev, "wil_if_alloc failed: %d\n", rc); return rc; } + wil->pdev = pdev; pci_set_drvdata(pdev, wil); /* rollback to if_free */ @@ -224,6 +225,21 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) } /* rollback to err_plat */ + /* device supports 48bit addresses */ + rc = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); + if (rc) { + dev_err(dev, "dma_set_mask_and_coherent(48) failed: %d\n", rc); + rc = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); + if (rc) { + dev_err(dev, + "dma_set_mask_and_coherent(32) failed: %d\n", + rc); + goto err_plat; + } + } else { + wil->use_extended_dma_addr = 1; + } + rc = pci_enable_device(pdev); if (rc) { wil_err(wil, diff --git a/drivers/net/wireless/ath/wil6210/pmc.c b/drivers/net/wireless/ath/wil6210/pmc.c index 3ff4f4ce9fef..b067fdf086d4 100644 --- a/drivers/net/wireless/ath/wil6210/pmc.c +++ b/drivers/net/wireless/ath/wil6210/pmc.c @@ -107,13 +107,28 @@ void wil_pmc_alloc(struct wil6210_priv *wil, /* Allocate pring buffer and descriptors. * vring->va should be aligned on its size rounded up to power of 2 - * This is granted by the dma_alloc_coherent + * This is granted by the dma_alloc_coherent. + * + * HW has limitation that all vrings addresses must share the same + * upper 16 msb bits part of 48 bits address. To workaround that, + * if we are using 48 bit addresses switch to 32 bit allocation + * before allocating vring memory. + * + * There's no check for the return value of dma_set_mask_and_coherent, + * since we assume if we were able to set the mask during + * initialization in this system it will not fail if we set it again */ + if (wil->use_extended_dma_addr) + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); + pmc->pring_va = dma_alloc_coherent(dev, sizeof(struct vring_tx_desc) * num_descriptors, &pmc->pring_pa, GFP_KERNEL); + if (wil->use_extended_dma_addr) + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); + wil_dbg_misc(wil, "pmc_alloc: allocated pring %p => %pad. %zd x %d = total %zd bytes\n", pmc->pring_va, &pmc->pring_pa, diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 072182e527e6..67f50ae17cd3 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -123,15 +123,32 @@ static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) vring->va = NULL; return -ENOMEM; } + /* vring->va should be aligned on its size rounded up to power of 2 - * This is granted by the dma_alloc_coherent + * This is granted by the dma_alloc_coherent. + * + * HW has limitation that all vrings addresses must share the same + * upper 16 msb bits part of 48 bits address. To workaround that, + * if we are using 48 bit addresses switch to 32 bit allocation + * before allocating vring memory. + * + * There's no check for the return value of dma_set_mask_and_coherent, + * since we assume if we were able to set the mask during + * initialization in this system it will not fail if we set it again */ + if (wil->use_extended_dma_addr) + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); + vring->va = dma_alloc_coherent(dev, sz, &vring->pa, GFP_KERNEL); if (!vring->va) { kfree(vring->ctx); vring->ctx = NULL; return -ENOMEM; } + + if (wil->use_extended_dma_addr) + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); + /* initially, all descriptors are SW owned * For Tx and Rx, ownership bit is at the same location, thus * we can use any diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 085a2dbfa21d..fee18916b713 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012-2016 Qualcomm Atheros, Inc. + * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -40,6 +40,7 @@ extern bool disable_ap_sme; #define WIL_FW_NAME_SPARROW_PLUS "wil6210_sparrow_plus.fw" /* code Sparrow D0 */ #define WIL_BOARD_FILE_NAME "wil6210.brd" /* board & radio parameters */ +#define WIL_DEFAULT_BUS_REQUEST_KBPS 128000 /* ~1Gbps */ #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */ /** @@ -139,6 +140,7 @@ struct RGF_ICR { #define RGF_USER_USAGE_1 (0x880004) #define RGF_USER_USAGE_6 (0x880018) #define BIT_USER_OOB_MODE BIT(31) + #define BIT_USER_OOB_R2_MODE BIT(30) #define RGF_USER_HW_MACHINE_STATE (0x8801dc) #define HW_MACHINE_BOOT_DONE (0x3fffffd) #define RGF_USER_USER_CPU_0 (0x8801e0) @@ -612,6 +614,8 @@ struct wil6210_priv { u16 channel; /* relevant in AP mode */ int sinfo_gen; u32 ap_isolate; /* no intra-BSS communication */ + struct cfg80211_bss *bss; /* connected bss, relevant in STA mode */ + int locally_generated_disc; /* relevant in STA mode */ /* interrupt moderation */ u32 tx_max_burst_duration; u32 tx_interframe_timeout; @@ -657,6 +661,7 @@ struct wil6210_priv { u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */ struct wil_sta_info sta[WIL6210_MAX_CID]; int bcast_vring; + bool use_extended_dma_addr; /* indicates whether we are using 48 bits */ /* scan */ struct cfg80211_scan_request *scan_request; @@ -764,6 +769,12 @@ static inline void wil_c(struct wil6210_priv *wil, u32 reg, u32 val) print_hex_dump_debug("DBG[ WMI]" prefix_str,\ prefix_type, rowsize, \ groupsize, buf, len, ascii) + +#define wil_hex_dump_misc(prefix_str, prefix_type, rowsize, \ + groupsize, buf, len, ascii) \ + print_hex_dump_debug("DBG[MISC]" prefix_str,\ + prefix_type, rowsize, \ + groupsize, buf, len, ascii) #else /* defined(CONFIG_DYNAMIC_DEBUG) */ static inline void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize, @@ -776,6 +787,12 @@ void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize, int groupsize, const void *buf, size_t len, bool ascii) { } + +static inline +void wil_hex_dump_misc(const char *prefix_str, int prefix_type, int rowsize, + int groupsize, const void *buf, size_t len, bool ascii) +{ +} #endif /* defined(CONFIG_DYNAMIC_DEBUG) */ void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src, @@ -899,7 +916,7 @@ int wmi_pcp_stop(struct wil6210_priv *wil); int wmi_led_cfg(struct wil6210_priv *wil, bool enable); int wmi_abort_scan(struct wil6210_priv *wil); void wil_abort_scan(struct wil6210_priv *wil, bool sync); - +void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps); void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, u16 reason_code, bool from_event); void wil_probe_client_flush(struct wil6210_priv *wil); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 1f22c19696b1..9255c47af15a 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -565,6 +565,7 @@ static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { if (rc) { netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); wil_err(wil, "cfg80211_connect_result with failure\n"); cfg80211_connect_result(ndev, evt->bssid, NULL, 0, NULL, 0, @@ -572,12 +573,16 @@ static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) GFP_KERNEL); goto out; } else { - cfg80211_connect_result(ndev, evt->bssid, - assoc_req_ie, assoc_req_ielen, - assoc_resp_ie, assoc_resp_ielen, - WLAN_STATUS_SUCCESS, - GFP_KERNEL); + struct wiphy *wiphy = wil_to_wiphy(wil); + + cfg80211_ref_bss(wiphy, wil->bss); + cfg80211_connect_bss(ndev, evt->bssid, wil->bss, + assoc_req_ie, assoc_req_ielen, + assoc_resp_ie, assoc_resp_ielen, + WLAN_STATUS_SUCCESS, GFP_KERNEL, + NL80211_TIMEOUT_UNSPECIFIED); } + wil->bss = NULL; } else if ((wdev->iftype == NL80211_IFTYPE_AP) || (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { if (rc) { @@ -1492,6 +1497,7 @@ int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); + wil->locally_generated_disc = true; if (del_sta) { ether_addr_copy(del_sta_cmd.dst_mac, mac); rc = wmi_call(wil, WMI_DEL_STA_CMDID, &del_sta_cmd, @@ -1733,14 +1739,19 @@ int wmi_new_sta(struct wil6210_priv *wil, const u8 *mac, u8 aid) void wmi_event_flush(struct wil6210_priv *wil) { + ulong flags; struct pending_wmi_event *evt, *t; wil_dbg_wmi(wil, "event_flush\n"); + spin_lock_irqsave(&wil->wmi_ev_lock, flags); + list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { list_del(&evt->list); kfree(evt); } + + spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); } static bool wmi_evt_call_handler(struct wil6210_priv *wil, int id, diff --git a/drivers/net/wireless/atmel/atmel.c b/drivers/net/wireless/atmel/atmel.c index e12f62356fd1..27b110dc8cc6 100644 --- a/drivers/net/wireless/atmel/atmel.c +++ b/drivers/net/wireless/atmel/atmel.c @@ -513,7 +513,7 @@ struct atmel_private { } station_state; int operating_mode, power_mode; - time_t last_qual; + unsigned long last_qual; int beacons_this_sec; int channel; int reg_domain, config_reg_domain; diff --git a/drivers/net/wireless/broadcom/brcm80211/Kconfig b/drivers/net/wireless/broadcom/brcm80211/Kconfig index ab42b1fea03c..9d99eb42d917 100644 --- a/drivers/net/wireless/broadcom/brcm80211/Kconfig +++ b/drivers/net/wireless/broadcom/brcm80211/Kconfig @@ -18,14 +18,14 @@ config BRCMSMAC module, the driver will be called brcmsmac.ko. config BRCMFMAC - tristate "Broadcom IEEE802.11n embedded FullMAC WLAN driver" + tristate "Broadcom FullMAC WLAN driver" depends on CFG80211 select BRCMUTIL ---help--- - This module adds support for embedded wireless adapters based on - Broadcom IEEE802.11n FullMAC chipsets. It has to work with at least - one of the bus interface support. If you choose to build a module, - it'll be called brcmfmac.ko. + This module adds support for wireless adapters based on Broadcom + FullMAC chipsets. It has to work with at least one of the bus + interface support. If you choose to build a module, it'll be called + brcmfmac.ko. config BRCMFMAC_PROTO_BCDC bool diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c index 384b1873e7e3..24da6276d29d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c @@ -345,6 +345,36 @@ brcmf_proto_bcdc_txdata(struct brcmf_pub *drvr, int ifidx, u8 offset, return brcmf_bus_txdata(drvr->bus_if, pktbuf); } +void brcmf_proto_bcdc_txflowblock(struct device *dev, bool state) +{ + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; + + brcmf_dbg(TRACE, "Enter\n"); + + brcmf_fws_bus_blocked(drvr, state); +} + +void +brcmf_proto_bcdc_txcomplete(struct device *dev, struct sk_buff *txp, + bool success) +{ + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_pub *drvr = bus_if->drvr; + struct brcmf_if *ifp; + + /* await txstatus signal for firmware if active */ + if (brcmf_fws_fc_active(drvr->fws)) { + if (!success) + brcmf_fws_bustxfail(drvr->fws, txp); + } else { + if (brcmf_proto_bcdc_hdrpull(drvr, false, txp, &ifp)) + brcmu_pkt_buf_free_skb(txp); + else + brcmf_txfinalize(ifp, txp, success); + } +} + static void brcmf_proto_bcdc_configure_addr_mode(struct brcmf_pub *drvr, int ifidx, enum proto_addr_mode addr_mode) @@ -369,6 +399,30 @@ static void brcmf_proto_bcdc_rxreorder(struct brcmf_if *ifp, brcmf_fws_rxreorder(ifp, skb); } +static void +brcmf_proto_bcdc_add_if(struct brcmf_if *ifp) +{ + brcmf_fws_add_interface(ifp); +} + +static void +brcmf_proto_bcdc_del_if(struct brcmf_if *ifp) +{ + brcmf_fws_del_interface(ifp); +} + +static void +brcmf_proto_bcdc_reset_if(struct brcmf_if *ifp) +{ + brcmf_fws_reset_interface(ifp); +} + +static int +brcmf_proto_bcdc_init_done(struct brcmf_pub *drvr) +{ + return brcmf_fws_init(drvr); +} + int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr) { struct brcmf_bcdc *bcdc; @@ -392,6 +446,10 @@ int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr) drvr->proto->delete_peer = brcmf_proto_bcdc_delete_peer; drvr->proto->add_tdls_peer = brcmf_proto_bcdc_add_tdls_peer; drvr->proto->rxreorder = brcmf_proto_bcdc_rxreorder; + drvr->proto->add_if = brcmf_proto_bcdc_add_if; + drvr->proto->del_if = brcmf_proto_bcdc_del_if; + drvr->proto->reset_if = brcmf_proto_bcdc_reset_if; + drvr->proto->init_done = brcmf_proto_bcdc_init_done; drvr->proto->pd = bcdc; drvr->hdrlen += BCDC_HEADER_LEN + BRCMF_PROT_FW_SIGNAL_MAX_TXBYTES; @@ -406,6 +464,7 @@ fail: void brcmf_proto_bcdc_detach(struct brcmf_pub *drvr) { + brcmf_fws_deinit(drvr); kfree(drvr->proto->pd); drvr->proto->pd = NULL; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h index 6003179c0ceb..b6fa7a836cda 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h @@ -19,6 +19,9 @@ #ifdef CONFIG_BRCMFMAC_PROTO_BCDC int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr); void brcmf_proto_bcdc_detach(struct brcmf_pub *drvr); +void brcmf_proto_bcdc_txflowblock(struct device *dev, bool state); +void brcmf_proto_bcdc_txcomplete(struct device *dev, struct sk_buff *txp, + bool success); #else static inline int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr) { return 0; } static inline void brcmf_proto_bcdc_detach(struct brcmf_pub *drvr) {} diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 5bc2ba214735..9b970dc2b922 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -21,6 +21,7 @@ #include <linux/pci_ids.h> #include <linux/sched.h> #include <linux/completion.h> +#include <linux/interrupt.h> #include <linux/scatterlist.h> #include <linux/mmc/sdio.h> #include <linux/mmc/core.h> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h index 76693df34742..b55c3293c4b4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h @@ -229,11 +229,6 @@ int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings); void brcmf_detach(struct device *dev); /* Indication from bus module that dongle should be reset */ void brcmf_dev_reset(struct device *dev); -/* Indication from bus module to change flow-control state */ -void brcmf_txflowblock(struct device *dev, bool state); - -/* Notify the bus has transferred the tx packet to firmware */ -void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success); /* Configure the "global" bus state used by upper layers */ void brcmf_bus_change_state(struct brcmf_bus *bus, enum brcmf_bus_state state); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 944b83cfc519..89ac12437c92 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -3097,6 +3097,9 @@ brcmf_cfg80211_escan_handler(struct brcmf_if *ifp, status = e->status; + if (status == BRCMF_E_STATUS_ABORT) + goto exit; + if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) { brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx); return -EPERM; @@ -6450,7 +6453,8 @@ static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp) BIT(NL80211_BSS_SELECT_ATTR_BAND_PREF) | BIT(NL80211_BSS_SELECT_ATTR_RSSI_ADJUST); - wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT | + wiphy->flags |= WIPHY_FLAG_NETNS_OK | + WIPHY_FLAG_PS_ON_BY_DEFAULT | WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_TDLS)) @@ -6736,6 +6740,10 @@ static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy, s32 err; int i; + /* The country code gets set to "00" by default at boot, ignore */ + if (req->alpha2[0] == '0' && req->alpha2[1] == '0') + return; + /* ignore non-ISO3166 country codes */ for (i = 0; i < sizeof(req->alpha2); i++) if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') { diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index 33b133f7e63a..7a2b49587b4d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -161,7 +161,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) strsep(&ptr, "\n"); /* Print fw version info */ - brcmf_err("Firmware version = %s\n", buf); + brcmf_info("Firmware version = %s\n", buf); /* locate firmware version number for ethtool */ ptr = strrchr(buf, ' ') + 1; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 60da86a8d95b..24118ce72b4f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -32,7 +32,6 @@ #include "p2p.h" #include "cfg80211.h" #include "fwil.h" -#include "fwsignal.h" #include "feature.h" #include "proto.h" #include "pcie.h" @@ -283,16 +282,6 @@ void brcmf_txflowblock_if(struct brcmf_if *ifp, spin_unlock_irqrestore(&ifp->netif_stop_lock, flags); } -void brcmf_txflowblock(struct device *dev, bool state) -{ - struct brcmf_bus *bus_if = dev_get_drvdata(dev); - struct brcmf_pub *drvr = bus_if->drvr; - - brcmf_dbg(TRACE, "Enter\n"); - - brcmf_fws_bus_blocked(drvr, state); -} - void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb) { if (skb->pkt_type == PACKET_MULTICAST) @@ -393,24 +382,6 @@ void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success) brcmu_pkt_buf_free_skb(txp); } -void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success) -{ - struct brcmf_bus *bus_if = dev_get_drvdata(dev); - struct brcmf_pub *drvr = bus_if->drvr; - struct brcmf_if *ifp; - - /* await txstatus signal for firmware if active */ - if (brcmf_fws_fc_active(drvr->fws)) { - if (!success) - brcmf_fws_bustxfail(drvr->fws, txp); - } else { - if (brcmf_proto_hdrpull(drvr, false, txp, &ifp)) - brcmu_pkt_buf_free_skb(txp); - else - brcmf_txfinalize(ifp, txp, success); - } -} - static void brcmf_ethtool_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) { @@ -504,8 +475,9 @@ int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked) ndev->needed_headroom += drvr->hdrlen; ndev->ethtool_ops = &brcmf_ethtool_ops; - /* set the mac address */ + /* set the mac address & netns */ memcpy(ndev->dev_addr, ifp->mac_addr, ETH_ALEN); + dev_net_set(ndev, wiphy_net(cfg_to_wiphy(drvr->config))); INIT_WORK(&ifp->multicast_work, _brcmf_set_multicast_list); INIT_WORK(&ifp->ndoffload_work, _brcmf_update_ndtable); @@ -734,10 +706,28 @@ void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked) return; brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, ifidx=%d\n", ifp->bsscfgidx, ifp->ifidx); - brcmf_fws_del_interface(ifp); + brcmf_proto_del_if(ifp->drvr, ifp); brcmf_del_if(ifp->drvr, ifp->bsscfgidx, rtnl_locked); } +static int brcmf_psm_watchdog_notify(struct brcmf_if *ifp, + const struct brcmf_event_msg *evtmsg, + void *data) +{ + int err; + + brcmf_dbg(TRACE, "enter: bsscfgidx=%d\n", ifp->bsscfgidx); + + brcmf_err("PSM's watchdog has fired!\n"); + + err = brcmf_debug_create_memdump(ifp->drvr->bus_if, data, + evtmsg->datalen); + if (err) + brcmf_err("Failed to get memory dump, %d\n", err); + + return err; +} + #ifdef CONFIG_INET #define ARPOL_MAX_ENTRIES 8 static int brcmf_inetaddr_changed(struct notifier_block *nb, @@ -917,6 +907,10 @@ int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings) goto fail; } + /* Attach to events important for core code */ + brcmf_fweh_register(drvr, BRCMF_E_PSM_WATCHDOG, + brcmf_psm_watchdog_notify); + /* attach firmware event handler */ brcmf_fweh_attach(drvr); @@ -992,11 +986,11 @@ int brcmf_bus_started(struct device *dev) } brcmf_feat_attach(drvr); - ret = brcmf_fws_init(drvr); + ret = brcmf_proto_init_done(drvr); if (ret < 0) goto fail; - brcmf_fws_add_interface(ifp); + brcmf_proto_add_if(drvr, ifp); drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev, drvr->settings->p2p_enable); @@ -1040,10 +1034,6 @@ fail: brcmf_cfg80211_detach(drvr->config); drvr->config = NULL; } - if (drvr->fws) { - brcmf_fws_del_interface(ifp); - brcmf_fws_deinit(drvr); - } brcmf_net_detach(ifp->ndev, false); if (p2p_ifp) brcmf_net_detach(p2p_ifp->ndev, false); @@ -1109,8 +1099,6 @@ void brcmf_detach(struct device *dev) brcmf_cfg80211_detach(drvr->config); - brcmf_fws_deinit(drvr); - brcmf_bus_stop(drvr->bus_if); brcmf_proto_detach(drvr); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c index f4644cf371c7..1447a8352383 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c @@ -27,8 +27,8 @@ static struct dentry *root_folder; -static int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, - size_t len) +int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, + size_t len) { void *dump; size_t ramsize; @@ -54,24 +54,6 @@ static int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, return 0; } -static int brcmf_debug_psm_watchdog_notify(struct brcmf_if *ifp, - const struct brcmf_event_msg *evtmsg, - void *data) -{ - int err; - - brcmf_dbg(TRACE, "enter: bsscfgidx=%d\n", ifp->bsscfgidx); - - brcmf_err("PSM's watchdog has fired!\n"); - - err = brcmf_debug_create_memdump(ifp->drvr->bus_if, data, - evtmsg->datalen); - if (err) - brcmf_err("Failed to get memory dump, %d\n", err); - - return err; -} - void brcmf_debugfs_init(void) { root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL); @@ -99,9 +81,7 @@ int brcmf_debug_attach(struct brcmf_pub *drvr) if (IS_ERR(drvr->dbgfs_dir)) return PTR_ERR(drvr->dbgfs_dir); - - return brcmf_fweh_register(drvr, BRCMF_E_PSM_WATCHDOG, - brcmf_debug_psm_watchdog_notify); + return 0; } void brcmf_debug_detach(struct brcmf_pub *drvr) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h index 066126123e96..fe264a5798f1 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h @@ -59,6 +59,10 @@ void __brcmf_err(const char *func, const char *fmt, ...); } while (0) #if defined(DEBUG) || defined(CONFIG_BRCM_TRACING) + +/* For debug/tracing purposes treat info messages as errors */ +#define brcmf_info brcmf_err + __printf(3, 4) void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...); #define brcmf_dbg(level, fmt, ...) \ @@ -77,6 +81,11 @@ do { \ #else /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */ +#define brcmf_info(fmt, ...) \ + do { \ + pr_info("%s: " fmt, __func__, ##__VA_ARGS__); \ + } while (0) + #define brcmf_dbg(level, fmt, ...) no_printk(fmt, ##__VA_ARGS__) #define BRCMF_DATA_ON() 0 @@ -99,6 +108,7 @@ do { \ extern int brcmf_msg_level; +struct brcmf_bus; struct brcmf_pub; #ifdef DEBUG void brcmf_debugfs_init(void); @@ -108,6 +118,8 @@ void brcmf_debug_detach(struct brcmf_pub *drvr); struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr); int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, int (*read_fn)(struct seq_file *seq, void *data)); +int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, + size_t len); #else static inline void brcmf_debugfs_init(void) { @@ -128,6 +140,12 @@ int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, { return 0; } +static inline +int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, + size_t len) +{ + return 0; +} #endif #endif /* BRCMFMAC_DEBUG_H */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c index c79306b57532..4eb1e1ce9ace 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c @@ -22,9 +22,9 @@ #include "core.h" #include "debug.h" #include "tracepoint.h" -#include "fwsignal.h" #include "fweh.h" #include "fwil.h" +#include "proto.h" /** * struct brcmf_fweh_queue_item - event item on event queue. @@ -172,14 +172,14 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr, if (IS_ERR(ifp)) return; if (!is_p2pdev) - brcmf_fws_add_interface(ifp); + brcmf_proto_add_if(drvr, ifp); if (!drvr->fweh.evt_handler[BRCMF_E_IF]) if (brcmf_net_attach(ifp, false) < 0) return; } if (ifp && ifevent->action == BRCMF_E_IF_CHANGE) - brcmf_fws_reset_interface(ifp); + brcmf_proto_reset_if(drvr, ifp); err = brcmf_fweh_call_event_handler(ifp, emsg->event_code, emsg, data); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index 6fae4cf3f6ab..f36b96dc6acd 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -1877,6 +1877,7 @@ static int brcmf_pcie_pm_enter_D3(struct device *dev) BRCMF_PCIE_MBDATA_TIMEOUT); if (!devinfo->mbdata_completed) { brcmf_err("Timeout on response for entering D3 substate\n"); + brcmf_bus_change_state(bus, BRCMF_BUS_UP); return -EIO; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c index 9a25e79a46cf..6c3bde83d070 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c @@ -182,7 +182,6 @@ int brcmf_pno_clean(struct brcmf_if *ifp) int brcmf_pno_start_sched_scan(struct brcmf_if *ifp, struct cfg80211_sched_scan_request *req) { - struct brcmu_d11inf *d11inf; struct brcmf_pno_config_le pno_cfg; struct cfg80211_ssid *ssid; u16 chan; @@ -209,7 +208,6 @@ int brcmf_pno_start_sched_scan(struct brcmf_if *ifp, } /* configure channels to use */ - d11inf = &ifp->drvr->config->d11inf; for (i = 0; i < req->n_channels; i++) { chan = req->channels[i]->hw_value; pno_cfg.channel_list[i] = cpu_to_le16(chan); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h index 34b59feedeba..2404f8a7c31c 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h @@ -44,6 +44,10 @@ struct brcmf_proto { void (*add_tdls_peer)(struct brcmf_pub *drvr, int ifidx, u8 peer[ETH_ALEN]); void (*rxreorder)(struct brcmf_if *ifp, struct sk_buff *skb); + void (*add_if)(struct brcmf_if *ifp); + void (*del_if)(struct brcmf_if *ifp); + void (*reset_if)(struct brcmf_if *ifp); + int (*init_done)(struct brcmf_pub *drvr); void *pd; }; @@ -118,4 +122,36 @@ brcmf_proto_rxreorder(struct brcmf_if *ifp, struct sk_buff *skb) ifp->drvr->proto->rxreorder(ifp, skb); } +static inline void +brcmf_proto_add_if(struct brcmf_pub *drvr, struct brcmf_if *ifp) +{ + if (!drvr->proto->add_if) + return; + drvr->proto->add_if(ifp); +} + +static inline void +brcmf_proto_del_if(struct brcmf_pub *drvr, struct brcmf_if *ifp) +{ + if (!drvr->proto->del_if) + return; + drvr->proto->del_if(ifp); +} + +static inline void +brcmf_proto_reset_if(struct brcmf_pub *drvr, struct brcmf_if *ifp) +{ + if (!drvr->proto->reset_if) + return; + drvr->proto->reset_if(ifp); +} + +static inline int +brcmf_proto_init_done(struct brcmf_pub *drvr) +{ + if (!drvr->proto->init_done) + return 0; + return drvr->proto->init_done(drvr); +} + #endif /* BRCMFMAC_PROTO_H */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 65689469c5a1..a999f95062c7 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -44,6 +44,7 @@ #include "firmware.h" #include "core.h" #include "common.h" +#include "bcdc.h" #define DCMD_RESP_TIMEOUT msecs_to_jiffies(2500) #define CTL_DONE_TIMEOUT msecs_to_jiffies(2500) @@ -2265,7 +2266,8 @@ done: bus->tx_seq = (bus->tx_seq + pktq->qlen) % SDPCM_SEQ_WRAP; skb_queue_walk_safe(pktq, pkt_next, tmp) { __skb_unlink(pkt_next, pktq); - brcmf_txcomplete(bus->sdiodev->dev, pkt_next, ret == 0); + brcmf_proto_bcdc_txcomplete(bus->sdiodev->dev, pkt_next, + ret == 0); } return ret; } @@ -2328,7 +2330,7 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes) if ((bus->sdiodev->state == BRCMF_SDIOD_DATA) && bus->txoff && (pktq_len(&bus->txq) < TXLOW)) { bus->txoff = false; - brcmf_txflowblock(bus->sdiodev->dev, false); + brcmf_proto_bcdc_txflowblock(bus->sdiodev->dev, false); } return cnt; @@ -2753,7 +2755,7 @@ static int brcmf_sdio_bus_txdata(struct device *dev, struct sk_buff *pkt) if (pktq_len(&bus->txq) >= TXHI) { bus->txoff = true; - brcmf_txflowblock(dev, true); + brcmf_proto_bcdc_txflowblock(dev, true); } spin_unlock_bh(&bus->txq_lock); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c index d93ebbdc7737..e4d545f9edee 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c @@ -29,6 +29,7 @@ #include "usb.h" #include "core.h" #include "common.h" +#include "bcdc.h" #define IOCTL_RESP_TIMEOUT msecs_to_jiffies(2000) @@ -482,13 +483,13 @@ static void brcmf_usb_tx_complete(struct urb *urb) req->skb); brcmf_usb_del_fromq(devinfo, req); - brcmf_txcomplete(devinfo->dev, req->skb, urb->status == 0); + brcmf_proto_bcdc_txcomplete(devinfo->dev, req->skb, urb->status == 0); req->skb = NULL; brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req, &devinfo->tx_freecount); spin_lock_irqsave(&devinfo->tx_flowblock_lock, flags); if (devinfo->tx_freecount > devinfo->tx_high_watermark && devinfo->tx_flowblock) { - brcmf_txflowblock(devinfo->dev, false); + brcmf_proto_bcdc_txflowblock(devinfo->dev, false); devinfo->tx_flowblock = false; } spin_unlock_irqrestore(&devinfo->tx_flowblock_lock, flags); @@ -635,7 +636,7 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb) spin_lock_irqsave(&devinfo->tx_flowblock_lock, flags); if (devinfo->tx_freecount < devinfo->tx_low_watermark && !devinfo->tx_flowblock) { - brcmf_txflowblock(dev, true); + brcmf_proto_bcdc_txflowblock(dev, true); devinfo->tx_flowblock = true; } spin_unlock_irqrestore(&devinfo->tx_flowblock_lock, flags); diff --git a/drivers/net/wireless/intel/ipw2x00/ipw2200.c b/drivers/net/wireless/intel/ipw2x00/ipw2200.c index 5ef3c5cc47c5..bbc579b647b6 100644 --- a/drivers/net/wireless/intel/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/intel/ipw2x00/ipw2200.c @@ -3539,9 +3539,6 @@ static int ipw_load(struct ipw_priv *priv) fw_img = &fw->data[le32_to_cpu(fw->boot_size) + le32_to_cpu(fw->ucode_size)]; - if (rc < 0) - goto error; - if (!priv->rxq) priv->rxq = ipw_rx_queue_alloc(priv); else diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 486dcceed17a..841bfdff8750 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -3711,7 +3711,8 @@ static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm, int err; u32 noa_duration; - err = nla_parse(tb, IWL_MVM_TM_ATTR_MAX, data, len, iwl_mvm_tm_policy); + err = nla_parse(tb, IWL_MVM_TM_ATTR_MAX, data, len, iwl_mvm_tm_policy, + NULL); if (err) return err; diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 50c219fb1a52..84a0e242ffdb 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -389,7 +389,7 @@ static int mac80211_hwsim_vendor_cmd_test(struct wiphy *wiphy, u32 val; err = nla_parse(tb, QCA_WLAN_VENDOR_ATTR_MAX, data, data_len, - hwsim_vendor_test_policy); + hwsim_vendor_test_policy, NULL); if (err) return err; if (!tb[QCA_WLAN_VENDOR_ATTR_TEST]) @@ -1852,7 +1852,7 @@ static int mac80211_hwsim_testmode_cmd(struct ieee80211_hw *hw, int err, ps; err = nla_parse(tb, HWSIM_TM_ATTR_MAX, data, len, - hwsim_testmode_policy); + hwsim_testmode_policy, NULL); if (err) return err; diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c index 43dccd5b0291..366eb4991a7d 100644 --- a/drivers/net/wireless/marvell/mwifiex/11h.c +++ b/drivers/net/wireless/marvell/mwifiex/11h.c @@ -153,7 +153,8 @@ int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv, cmd->command = cpu_to_le16(HostCmd_CMD_CHAN_REPORT_REQUEST); cmd->size = cpu_to_le16(S_DS_GEN); - le16_add_cpu(&cmd->size, sizeof(struct host_cmd_ds_chan_rpt_req)); + le16_unaligned_add_cpu(&cmd->size, + sizeof(struct host_cmd_ds_chan_rpt_req)); cr_req->chan_desc.start_freq = cpu_to_le16(MWIFIEX_A_BAND_START_FREQ); cr_req->chan_desc.chan_num = radar_params->chandef->chan->hw_value; diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index 1e3bd435a694..252e802df8fe 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -594,6 +594,24 @@ int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) return 0; } +static void mwifiex_reg_apply_radar_flags(struct wiphy *wiphy) +{ + struct ieee80211_supported_band *sband; + struct ieee80211_channel *chan; + unsigned int i; + + if (!wiphy->bands[NL80211_BAND_5GHZ]) + return; + sband = wiphy->bands[NL80211_BAND_5GHZ]; + + for (i = 0; i < sband->n_channels; i++) { + chan = &sband->channels[i]; + if ((!(chan->flags & IEEE80211_CHAN_DISABLED)) && + (chan->flags & IEEE80211_CHAN_RADAR)) + chan->flags |= IEEE80211_CHAN_NO_IR; + } +} + /* * CFG802.11 regulatory domain callback function. * @@ -613,6 +631,7 @@ static void mwifiex_reg_notifier(struct wiphy *wiphy, mwifiex_dbg(adapter, INFO, "info: cfg80211 regulatory domain callback for %c%c\n", request->alpha2[0], request->alpha2[1]); + mwifiex_reg_apply_radar_flags(wiphy); switch (request->initiator) { case NL80211_REGDOM_SET_BY_DRIVER: @@ -3997,8 +4016,8 @@ static int mwifiex_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, if (!priv) return -EINVAL; - err = nla_parse(tb, MWIFIEX_TM_ATTR_MAX, data, len, - mwifiex_tm_policy); + err = nla_parse(tb, MWIFIEX_TM_ATTR_MAX, data, len, mwifiex_tm_policy, + NULL); if (err) return err; diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c index 25a7475702f7..0c3b217247b1 100644 --- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c +++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c @@ -242,7 +242,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, mwifiex_dbg(adapter, CMD, "cmd: DNLD_CMD: %#x, act %#x, len %d, seqno %#x\n", cmd_code, - le16_to_cpu(*(__le16 *)((u8 *)host_cmd + S_DS_GEN)), + get_unaligned_le16((u8 *)host_cmd + S_DS_GEN), cmd_size, le16_to_cpu(host_cmd->seq_num)); mwifiex_dbg_dump(adapter, CMD_D, "cmd buffer:", host_cmd, cmd_size); @@ -286,7 +286,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, (adapter->dbg.last_cmd_index + 1) % DBG_CMD_NUM; adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index] = cmd_code; adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index] = - le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)); + get_unaligned_le16((u8 *)host_cmd + S_DS_GEN); /* Clear BSS_NO_BITS from HostCmd */ cmd_code &= HostCmd_CMD_ID_MASK; diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h index cb6a1a81d44e..0b683742e30c 100644 --- a/drivers/net/wireless/marvell/mwifiex/fw.h +++ b/drivers/net/wireless/marvell/mwifiex/fw.h @@ -31,17 +31,17 @@ struct rfc_1042_hdr { u8 llc_ctrl; u8 snap_oui[3]; __be16 snap_type; -}; +} __packed; struct rx_packet_hdr { struct ethhdr eth803_hdr; struct rfc_1042_hdr rfc1042_hdr; -}; +} __packed; struct tx_packet_hdr { struct ethhdr eth803_hdr; struct rfc_1042_hdr rfc1042_hdr; -}; +} __packed; #define B_SUPPORTED_RATES 5 #define G_SUPPORTED_RATES 9 @@ -707,7 +707,7 @@ struct uap_txpd { u8 reserved1[2]; u8 tx_token_id; u8 reserved[2]; -}; +} __packed; struct uap_rxpd { u8 bss_type; @@ -723,7 +723,7 @@ struct uap_rxpd { u8 ht_info; u8 reserved[3]; u8 flags; -}; +} __packed; struct mwifiex_fw_chan_stats { u8 chan_num; @@ -987,7 +987,7 @@ struct mwifiex_ps_param { __le16 adhoc_wake_period; __le16 mode; __le16 delay_to_ps; -}; +} __packed; #define HS_DEF_WAKE_INTERVAL 100 #define HS_DEF_INACTIVITY_TIMEOUT 50 @@ -996,7 +996,7 @@ struct mwifiex_ps_param_in_hs { struct mwifiex_ie_types_header header; __le32 hs_wake_int; __le32 hs_inact_timeout; -}; +} __packed; #define BITMAP_AUTO_DS 0x01 #define BITMAP_STA_PS 0x10 @@ -1062,7 +1062,7 @@ struct host_cmd_ds_802_11_rssi_info { __le16 nbcn; __le16 reserved[9]; long long reserved_1; -}; +} __packed; struct host_cmd_ds_802_11_rssi_info_rsp { __le16 action; @@ -1077,12 +1077,12 @@ struct host_cmd_ds_802_11_rssi_info_rsp { __le16 bcn_rssi_avg; __le16 bcn_nf_avg; long long tsf_bcn; -}; +} __packed; struct host_cmd_ds_802_11_mac_address { __le16 action; u8 mac_addr[ETH_ALEN]; -}; +} __packed; struct host_cmd_ds_mac_control { __le32 action; @@ -1230,7 +1230,7 @@ struct host_cmd_ds_802_11_get_log { __le32 wep_icv_err_cnt[4]; __le32 bcn_rcv_cnt; __le32 bcn_miss_cnt; -}; +} __packed; /* Enumeration for rate format */ enum _mwifiex_rate_format { @@ -1368,12 +1368,12 @@ struct host_cmd_ds_rf_ant_mimo { __le16 tx_ant_mode; __le16 action_rx; __le16 rx_ant_mode; -}; +} __packed; struct host_cmd_ds_rf_ant_siso { __le16 action; __le16 ant_mode; -}; +} __packed; struct host_cmd_ds_tdls_oper { __le16 tdls_action; @@ -1383,13 +1383,13 @@ struct host_cmd_ds_tdls_oper { struct mwifiex_tdls_config { __le16 enable; -}; +} __packed; struct mwifiex_tdls_config_cs_params { u8 unit_time; u8 thr_otherlink; u8 thr_directlink; -}; +} __packed; struct mwifiex_tdls_init_cs_params { u8 peer_mac[ETH_ALEN]; @@ -1404,7 +1404,7 @@ struct mwifiex_tdls_init_cs_params { struct mwifiex_tdls_stop_cs_params { u8 peer_mac[ETH_ALEN]; -}; +} __packed; struct host_cmd_ds_tdls_config { __le16 tdls_action; @@ -1709,7 +1709,7 @@ struct mwifiex_ie_types_local_pwr_constraint { struct mwifiex_ie_types_wmm_param_set { struct mwifiex_ie_types_header header; u8 wmm_ie[1]; -}; +} __packed; struct mwifiex_ie_types_mgmt_frame { struct mwifiex_ie_types_header header; @@ -1834,7 +1834,7 @@ struct host_cmd_ds_mem_access { __le16 reserved; __le32 addr; __le32 value; -}; +} __packed; struct mwifiex_ie_types_qos_info { struct mwifiex_ie_types_header header; diff --git a/drivers/net/wireless/marvell/mwifiex/ie.c b/drivers/net/wireless/marvell/mwifiex/ie.c index c488c3068abc..922e3d69fd84 100644 --- a/drivers/net/wireless/marvell/mwifiex/ie.c +++ b/drivers/net/wireless/marvell/mwifiex/ie.c @@ -131,9 +131,10 @@ mwifiex_update_autoindex_ies(struct mwifiex_private *priv, sizeof(struct mwifiex_ie)); } - le16_add_cpu(&ie_list->len, - le16_to_cpu(priv->mgmt_ie[index].ie_length) + - MWIFIEX_IE_HDR_SIZE); + le16_unaligned_add_cpu(&ie_list->len, + le16_to_cpu( + priv->mgmt_ie[index].ie_length) + + MWIFIEX_IE_HDR_SIZE); input_len -= tlv_len + MWIFIEX_IE_HDR_SIZE; } @@ -172,21 +173,21 @@ mwifiex_update_uap_custom_ie(struct mwifiex_private *priv, le16_to_cpu(beacon_ie->ie_length); memcpy(pos, beacon_ie, len); pos += len; - le16_add_cpu(&ap_custom_ie->len, len); + le16_unaligned_add_cpu(&ap_custom_ie->len, len); } if (pr_ie) { len = sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE + le16_to_cpu(pr_ie->ie_length); memcpy(pos, pr_ie, len); pos += len; - le16_add_cpu(&ap_custom_ie->len, len); + le16_unaligned_add_cpu(&ap_custom_ie->len, len); } if (ar_ie) { len = sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE + le16_to_cpu(ar_ie->ie_length); memcpy(pos, ar_ie, len); pos += len; - le16_add_cpu(&ap_custom_ie->len, len); + le16_unaligned_add_cpu(&ap_custom_ie->len, len); } ret = mwifiex_update_autoindex_ies(priv, ap_custom_ie); @@ -242,7 +243,7 @@ static int mwifiex_update_vs_ie(const u8 *ies, int ies_len, vs_ie = (struct ieee_types_header *)vendor_ie; memcpy(ie->ie_buffer + le16_to_cpu(ie->ie_length), vs_ie, vs_ie->len + 2); - le16_add_cpu(&ie->ie_length, vs_ie->len + 2); + le16_unaligned_add_cpu(&ie->ie_length, vs_ie->len + 2); ie->mgmt_subtype_mask = cpu_to_le16(mask); ie->ie_index = cpu_to_le16(MWIFIEX_AUTO_IDX_MASK); } diff --git a/drivers/net/wireless/marvell/mwifiex/ioctl.h b/drivers/net/wireless/marvell/mwifiex/ioctl.h index 536ab834b126..48e154e1865d 100644 --- a/drivers/net/wireless/marvell/mwifiex/ioctl.h +++ b/drivers/net/wireless/marvell/mwifiex/ioctl.h @@ -91,6 +91,8 @@ struct wep_key { #define MWIFIEX_TDLS_DEF_QOS_CAPAB 0xf #define MWIFIEX_PRIO_BK 2 #define MWIFIEX_PRIO_VI 5 +#define MWIFIEX_SUPPORTED_CHANNELS 2 +#define MWIFIEX_OPERATING_CLASSES 16 struct mwifiex_uap_bss_param { u8 channel; diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index b62e03d11c2e..912b687f4671 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -17,6 +17,8 @@ * this warranty disclaimer. */ +#include <linux/suspend.h> + #include "main.h" #include "wmm.h" #include "cfg80211.h" @@ -511,7 +513,7 @@ static void mwifiex_terminate_workqueue(struct mwifiex_adapter *adapter) * - Download the correct firmware to card * - Issue the init commands to firmware */ -static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) +static int _mwifiex_fw_dpc(const struct firmware *firmware, void *context) { int ret; char fmt[64]; @@ -664,11 +666,18 @@ done: mwifiex_free_adapter(adapter); /* Tell all current and future waiters we're finished */ complete_all(fw_done); - return; + + return init_failed ? -EIO : 0; +} + +static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) +{ + _mwifiex_fw_dpc(firmware, context); } /* - * This function initializes the hardware and gets firmware. + * This function gets the firmware and (if called asynchronously) kicks off the + * HW init when done. */ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter, bool req_fw_nowait) @@ -691,20 +700,15 @@ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter, ret = request_firmware_nowait(THIS_MODULE, 1, adapter->fw_name, adapter->dev, GFP_KERNEL, adapter, mwifiex_fw_dpc); - if (ret < 0) - mwifiex_dbg(adapter, ERROR, - "request_firmware_nowait error %d\n", ret); } else { ret = request_firmware(&adapter->firmware, adapter->fw_name, adapter->dev); - if (ret < 0) - mwifiex_dbg(adapter, ERROR, - "request_firmware error %d\n", ret); - else - mwifiex_fw_dpc(adapter->firmware, (void *)adapter); } + if (ret < 0) + mwifiex_dbg(adapter, ERROR, "request_firmware%s error %d\n", + req_fw_nowait ? "_nowait" : "", ret); return ret; } @@ -1426,6 +1430,8 @@ EXPORT_SYMBOL_GPL(mwifiex_shutdown_sw); int mwifiex_reinit_sw(struct mwifiex_adapter *adapter) { + int ret; + mwifiex_init_lock_list(adapter); if (adapter->if_ops.up_dev) adapter->if_ops.up_dev(adapter); @@ -1472,9 +1478,15 @@ mwifiex_reinit_sw(struct mwifiex_adapter *adapter) "%s: firmware init failed\n", __func__); goto err_init_fw; } + + /* _mwifiex_fw_dpc() does its own cleanup */ + ret = _mwifiex_fw_dpc(adapter->firmware, adapter); + if (ret) { + pr_err("Failed to bring up adapter: %d\n", ret); + return ret; + } mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); - complete_all(adapter->fw_done); return 0; err_init_fw: @@ -1510,6 +1522,7 @@ static irqreturn_t mwifiex_irq_wakeup_handler(int irq, void *priv) /* Notify PM core we are wakeup source */ pm_wakeup_event(adapter->dev, 0); + pm_system_wakeup(); return IRQ_HANDLED; } diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h index 5c8297207f33..f1cb8753dc02 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.h +++ b/drivers/net/wireless/marvell/mwifiex/main.h @@ -1359,7 +1359,7 @@ mwifiex_netdev_get_priv(struct net_device *dev) */ static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb) { - return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT); + return (get_unaligned_le32(skb->data) == PKT_TYPE_MGMT); } /* This function retrieves channel closed for operation by Channel diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index b8c990d10d6e..92ffb1ba17e6 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -119,7 +119,7 @@ static int mwifiex_read_reg_byte(struct mwifiex_adapter *adapter, */ static bool mwifiex_pcie_ok_to_access_hw(struct mwifiex_adapter *adapter) { - u32 *cookie_addr; + u32 cookie_value; struct pcie_service_card *card = adapter->card; const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; @@ -127,11 +127,11 @@ static bool mwifiex_pcie_ok_to_access_hw(struct mwifiex_adapter *adapter) return true; if (card->sleep_cookie_vbase) { - cookie_addr = (u32 *)card->sleep_cookie_vbase; + cookie_value = get_unaligned_le32(card->sleep_cookie_vbase); mwifiex_dbg(adapter, INFO, "info: ACCESS_HW: sleep cookie=0x%x\n", - *cookie_addr); - if (*cookie_addr == FW_AWAKE_COOKIE) + cookie_value); + if (cookie_value == FW_AWAKE_COOKIE) return true; } @@ -294,8 +294,6 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev) if (!adapter || !adapter->priv_num) return; - cancel_work_sync(&card->work); - reg = card->pcie.reg; if (reg) ret = mwifiex_read_reg(adapter, reg->fw_status, &fw_status); @@ -350,22 +348,16 @@ MODULE_DEVICE_TABLE(pci, mwifiex_ids); static void mwifiex_pcie_reset_notify(struct pci_dev *pdev, bool prepare) { - struct mwifiex_adapter *adapter; - struct pcie_service_card *card; - - if (!pdev) { - pr_err("%s: PCIe device is not specified\n", __func__); - return; - } + struct pcie_service_card *card = pci_get_drvdata(pdev); + struct mwifiex_adapter *adapter = card->adapter; + int ret; - card = (struct pcie_service_card *)pci_get_drvdata(pdev); - if (!card || !card->adapter) { - pr_err("%s: Card or adapter structure is not valid (%ld)\n", - __func__, (long)card); + if (!adapter) { + dev_err(&pdev->dev, "%s: adapter structure is not valid\n", + __func__); return; } - adapter = card->adapter; mwifiex_dbg(adapter, INFO, "%s: vendor=0x%4.04x device=0x%4.04x rev=%d %s\n", __func__, pdev->vendor, pdev->device, @@ -385,7 +377,11 @@ static void mwifiex_pcie_reset_notify(struct pci_dev *pdev, bool prepare) * and firmware including firmware redownload */ adapter->surprise_removed = false; - mwifiex_reinit_sw(adapter); + ret = mwifiex_reinit_sw(adapter); + if (ret) { + dev_err(&pdev->dev, "reinit failed: %d\n", ret); + return; + } } mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); } @@ -447,7 +443,7 @@ static void mwifiex_delay_for_sleep_cookie(struct mwifiex_adapter *adapter, sizeof(sleep_cookie), PCI_DMA_FROMDEVICE); buffer = cmdrsp->data; - sleep_cookie = READ_ONCE(*(u32 *)buffer); + sleep_cookie = get_unaligned_le32(buffer); if (sleep_cookie == MWIFIEX_DEF_SLEEP_COOKIE) { mwifiex_dbg(adapter, INFO, @@ -1049,6 +1045,7 @@ static int mwifiex_pcie_delete_cmdrsp_buf(struct mwifiex_adapter *adapter) static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + u32 tmp; card->sleep_cookie_vbase = pci_alloc_consistent(card->dev, sizeof(u32), &card->sleep_cookie_pbase); @@ -1058,11 +1055,12 @@ static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) return -ENOMEM; } /* Init val of Sleep Cookie */ - *(u32 *)card->sleep_cookie_vbase = FW_AWAKE_COOKIE; + tmp = FW_AWAKE_COOKIE; + put_unaligned(tmp, card->sleep_cookie_vbase); mwifiex_dbg(adapter, INFO, "alloc_scook: sleep cookie=0x%x\n", - *((u32 *)card->sleep_cookie_vbase)); + get_unaligned(card->sleep_cookie_vbase)); return 0; } @@ -1223,7 +1221,6 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, dma_addr_t buf_pa; struct mwifiex_pcie_buf_desc *desc = NULL; struct mwifiex_pfu_buf_desc *desc2 = NULL; - __le16 *tmp; if (!(skb->data && skb->len)) { mwifiex_dbg(adapter, ERROR, @@ -1244,10 +1241,8 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, adapter->data_sent = true; payload = skb->data; - tmp = (__le16 *)&payload[0]; - *tmp = cpu_to_le16((u16)skb->len); - tmp = (__le16 *)&payload[2]; - *tmp = cpu_to_le16(MWIFIEX_TYPE_DATA); + put_unaligned_le16((u16)skb->len, payload + 0); + put_unaligned_le16(MWIFIEX_TYPE_DATA, payload + 2); if (mwifiex_map_pci_memory(adapter, skb, skb->len, PCI_DMA_TODEVICE)) @@ -1376,7 +1371,6 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) (card->rxbd_rdptr & reg->rx_rollover_ind))) { struct sk_buff *skb_data; u16 rx_len; - __le16 pkt_len; rd_index = card->rxbd_rdptr & reg->rx_mask; skb_data = card->rx_buf_list[rd_index]; @@ -1393,8 +1387,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) /* Get data length from interface header - * first 2 bytes for len, next 2 bytes is for type */ - pkt_len = *((__le16 *)skb_data->data); - rx_len = le16_to_cpu(pkt_len); + rx_len = get_unaligned_le16(skb_data->data); if (WARN_ON(rx_len <= INTF_HEADER_LEN || rx_len > MWIFIEX_RX_DATA_BUF_SIZE)) { mwifiex_dbg(adapter, ERROR, @@ -1601,8 +1594,8 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) adapter->cmd_sent = true; - *(__le16 *)&payload[0] = cpu_to_le16((u16)skb->len); - *(__le16 *)&payload[2] = cpu_to_le16(MWIFIEX_TYPE_CMD); + put_unaligned_le16((u16)skb->len, &payload[0]); + put_unaligned_le16(MWIFIEX_TYPE_CMD, &payload[2]); if (mwifiex_map_pci_memory(adapter, skb, skb->len, PCI_DMA_TODEVICE)) return -1; @@ -1694,7 +1687,6 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) struct sk_buff *skb = card->cmdrsp_buf; int count = 0; u16 rx_len; - __le16 pkt_len; mwifiex_dbg(adapter, CMD, "info: Rx CMD Response\n"); @@ -1714,8 +1706,7 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) card->cmd_buf = NULL; } - pkt_len = *((__le16 *)skb->data); - rx_len = le16_to_cpu(pkt_len); + rx_len = get_unaligned_le16(skb->data); skb_put(skb, MWIFIEX_UPLD_SIZE - skb->len); skb_trim(skb, rx_len); @@ -1856,7 +1847,7 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) desc = card->evtbd_ring[rdptr]; memset(desc, 0, sizeof(*desc)); - event = *(u32 *) &skb_cmd->data[INTF_HEADER_LEN]; + event = get_unaligned_le32(&skb_cmd->data[INTF_HEADER_LEN]); adapter->event_cause = event; /* The first 4bytes will be the event transfer header len is 2 bytes followed by type which is 2 bytes */ @@ -2874,6 +2865,8 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter) int ret; u32 fw_status; + cancel_work_sync(&card->work); + ret = mwifiex_read_reg(adapter, reg->fw_status, &fw_status); if (fw_status == FIRMWARE_READY_PCIE) { mwifiex_dbg(adapter, INFO, diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c index 181691684a08..ce6936d0c5c0 100644 --- a/drivers/net/wireless/marvell/mwifiex/scan.c +++ b/drivers/net/wireless/marvell/mwifiex/scan.c @@ -691,8 +691,9 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, /* Increment the TLV header length by the size appended */ - le16_add_cpu(&chan_tlv_out->header.len, - sizeof(chan_tlv_out->chan_scan_param)); + le16_unaligned_add_cpu(&chan_tlv_out->header.len, + sizeof( + chan_tlv_out->chan_scan_param)); /* * The tlv buffer length is set to the number of bytes @@ -859,6 +860,7 @@ mwifiex_config_scan(struct mwifiex_private *priv, *scan_current_only = false; if (user_scan_in) { + u8 tmpaddr[ETH_ALEN]; /* Default the ssid_filter flag to TRUE, set false under certain wildcard conditions and qualified by the existence @@ -883,8 +885,10 @@ mwifiex_config_scan(struct mwifiex_private *priv, user_scan_in->specific_bssid, sizeof(scan_cfg_out->specific_bssid)); + memcpy(tmpaddr, scan_cfg_out->specific_bssid, ETH_ALEN); + if (adapter->ext_scan && - !is_zero_ether_addr(scan_cfg_out->specific_bssid)) { + !is_zero_ether_addr(tmpaddr)) { bssid_tlv = (struct mwifiex_ie_types_bssid_list *)tlv_pos; bssid_tlv->header.type = cpu_to_le16(TLV_TYPE_BSSID); @@ -947,8 +951,9 @@ mwifiex_config_scan(struct mwifiex_private *priv, * truncate scan results. That is not an issue with an SSID * or BSSID filter applied to the scan results in the firmware. */ + memcpy(tmpaddr, scan_cfg_out->specific_bssid, ETH_ALEN); if ((i && ssid_filter) || - !is_zero_ether_addr(scan_cfg_out->specific_bssid)) + !is_zero_ether_addr(tmpaddr)) *filtered_scan = true; if (user_scan_in->scan_chan_gap) { @@ -989,10 +994,15 @@ mwifiex_config_scan(struct mwifiex_private *priv, * If a specific BSSID or SSID is used, the number of channels in the * scan command will be increased to the absolute maximum. */ - if (*filtered_scan) + if (*filtered_scan) { *max_chan_per_scan = MWIFIEX_MAX_CHANNELS_PER_SPECIFIC_SCAN; - else - *max_chan_per_scan = MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD; + } else { + if (!priv->media_connected) + *max_chan_per_scan = MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD; + else + *max_chan_per_scan = + MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD / 2; + } if (adapter->ext_scan) { bss_mode = (struct mwifiex_ie_types_bss_mode *)tlv_pos; @@ -1742,7 +1752,7 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, if (*bytes_left >= sizeof(beacon_size)) { /* Extract & convert beacon size from command buffer */ - beacon_size = le16_to_cpu(*(__le16 *)(*bss_info)); + beacon_size = get_unaligned_le16((*bss_info)); *bytes_left -= sizeof(beacon_size); *bss_info += sizeof(beacon_size); } @@ -2369,8 +2379,9 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, temp_chan = chan_list_tlv->chan_scan_param + chan_idx; /* Increment the TLV header length by size appended */ - le16_add_cpu(&chan_list_tlv->header.len, - sizeof(chan_list_tlv->chan_scan_param)); + le16_unaligned_add_cpu(&chan_list_tlv->header.len, + sizeof( + chan_list_tlv->chan_scan_param)); temp_chan->chan_number = bgscan_cfg_in->chan_list[chan_idx].chan_number; @@ -2407,8 +2418,8 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, mwifiex_bgscan_create_channel_list(priv, bgscan_cfg_in, chan_list_tlv-> chan_scan_param); - le16_add_cpu(&chan_list_tlv->header.len, - chan_num * + le16_unaligned_add_cpu(&chan_list_tlv->header.len, + chan_num * sizeof(chan_list_tlv->chan_scan_param[0])); } @@ -2432,7 +2443,7 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, /* Append vendor specific IE TLV */ mwifiex_cmd_append_vsie_tlv(priv, MWIFIEX_VSIE_MASK_BGSCAN, &tlv_pos); - le16_add_cpu(&cmd->size, tlv_pos - bgscan_config->tlv); + le16_unaligned_add_cpu(&cmd->size, tlv_pos - bgscan_config->tlv); return 0; } diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c index a4b356d267f9..424532b81c2d 100644 --- a/drivers/net/wireless/marvell/mwifiex/sdio.c +++ b/drivers/net/wireless/marvell/mwifiex/sdio.c @@ -387,8 +387,6 @@ mwifiex_sdio_remove(struct sdio_func *func) if (!adapter || !adapter->priv_num) return; - cancel_work_sync(&card->work); - mwifiex_dbg(adapter, INFO, "info: SDIO func num=%d\n", func->num); ret = mwifiex_sdio_read_fw_status(adapter, &firmware_stat); @@ -943,7 +941,7 @@ static int mwifiex_sdio_card_to_host(struct mwifiex_adapter *adapter, return -1; } - nb = le16_to_cpu(*(__le16 *) (buffer)); + nb = get_unaligned_le16((buffer)); if (nb > npayload) { mwifiex_dbg(adapter, ERROR, "%s: invalid packet, nb=%d npayload=%d\n", @@ -951,7 +949,7 @@ static int mwifiex_sdio_card_to_host(struct mwifiex_adapter *adapter, return -1; } - *type = le16_to_cpu(*(__le16 *) (buffer + 2)); + *type = get_unaligned_le16((buffer + 2)); return ret; } @@ -1139,7 +1137,8 @@ static void mwifiex_deaggr_sdio_pkt(struct mwifiex_adapter *adapter, __func__, blk_num, blk_size, total_pkt_len); break; } - pkt_len = le16_to_cpu(*(__le16 *)(data + SDIO_HEADER_OFFSET)); + pkt_len = get_unaligned_le16((data + + SDIO_HEADER_OFFSET)); if ((pkt_len + SDIO_HEADER_OFFSET) > blk_size) { mwifiex_dbg(adapter, ERROR, "%s: error in pkt_len,\t" @@ -1172,10 +1171,11 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb, u32 upld_typ) { u8 *cmd_buf; - __le16 *curr_ptr = (__le16 *)skb->data; - u16 pkt_len = le16_to_cpu(*curr_ptr); + u16 pkt_len; struct mwifiex_rxinfo *rx_info; + pkt_len = get_unaligned_le16(skb->data); + if (upld_typ != MWIFIEX_TYPE_AGGR_DATA) { skb_trim(skb, pkt_len); skb_pull(skb, INTF_HEADER_LEN); @@ -1235,7 +1235,7 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, case MWIFIEX_TYPE_EVENT: mwifiex_dbg(adapter, EVENT, "info: --- Rx: Event ---\n"); - adapter->event_cause = le32_to_cpu(*(__le32 *) skb->data); + adapter->event_cause = get_unaligned_le32(skb->data); if ((skb->len > 0) && (skb->len < MAX_EVENT_SIZE)) memcpy(adapter->event_body, @@ -1392,8 +1392,8 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter, u32 *len_arr = card->mpa_rx.len_arr; /* get curr PKT len & type */ - pkt_len = le16_to_cpu(*(__le16 *) &curr_ptr[0]); - pkt_type = le16_to_cpu(*(__le16 *) &curr_ptr[2]); + pkt_len = get_unaligned_le16(&curr_ptr[0]); + pkt_type = get_unaligned_le16(&curr_ptr[2]); /* copy pkt to deaggr buf */ skb_deaggr = mwifiex_alloc_dma_align_buf(len_arr[pind], @@ -1874,8 +1874,9 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, /* Allocate buffer and copy payload */ blk_size = MWIFIEX_SDIO_BLOCK_SIZE; buf_block_len = (pkt_len + blk_size - 1) / blk_size; - *(__le16 *)&payload[0] = cpu_to_le16((u16)pkt_len); - *(__le16 *)&payload[2] = cpu_to_le16(type); + put_unaligned_le16((u16)pkt_len, payload + 0); + put_unaligned_le16((u32)type, payload + 2); + /* * This is SDIO specific header @@ -2155,6 +2156,8 @@ static void mwifiex_cleanup_sdio(struct mwifiex_adapter *adapter) { struct sdio_mmc_card *card = adapter->card; + cancel_work_sync(&card->work); + kfree(card->mp_regs); kfree(card->mpa_rx.skb_arr); kfree(card->mpa_rx.len_arr); @@ -2193,6 +2196,7 @@ static void mwifiex_sdio_card_reset_work(struct mwifiex_adapter *adapter) { struct sdio_mmc_card *card = adapter->card; struct sdio_func *func = card->func; + int ret; mwifiex_shutdown_sw(adapter); @@ -2207,7 +2211,9 @@ static void mwifiex_sdio_card_reset_work(struct mwifiex_adapter *adapter) clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); - mwifiex_reinit_sw(adapter); + ret = mwifiex_reinit_sw(adapter); + if (ret) + dev_err(&func->dev, "reinit failed: %d\n", ret); } /* This function read/write firmware */ diff --git a/drivers/net/wireless/marvell/mwifiex/sta_cmd.c b/drivers/net/wireless/marvell/mwifiex/sta_cmd.c index 2f1f4d190b28..83916c1439af 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_cmd.c @@ -126,19 +126,19 @@ static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv, if (cmd_action == HostCmd_ACT_GEN_GET) { snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET); snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE); - le16_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE); + le16_unaligned_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE); } else if (cmd_action == HostCmd_ACT_GEN_SET) { snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); - *((__le16 *) (snmp_mib->value)) = cpu_to_le16(*ul_temp); - le16_add_cpu(&cmd->size, sizeof(u16)); + put_unaligned_le16(*ul_temp, snmp_mib->value); + le16_unaligned_add_cpu(&cmd->size, sizeof(u16)); } mwifiex_dbg(priv->adapter, CMD, "cmd: SNMP_CMD: Action=0x%x, OID=0x%x,\t" "OIDSize=0x%x, Value=0x%x\n", cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size), - le16_to_cpu(*(__le16 *)snmp_mib->value)); + get_unaligned_le16(snmp_mib->value)); return 0; } @@ -1357,8 +1357,9 @@ mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv, subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq); pos += sizeof(struct mwifiex_ie_types_rssi_threshold); - le16_add_cpu(&cmd->size, - sizeof(struct mwifiex_ie_types_rssi_threshold)); + le16_unaligned_add_cpu(&cmd->size, + sizeof( + struct mwifiex_ie_types_rssi_threshold)); } if (event_bitmap & BITMASK_BCN_RSSI_HIGH) { @@ -1378,8 +1379,9 @@ mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv, subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq); pos += sizeof(struct mwifiex_ie_types_rssi_threshold); - le16_add_cpu(&cmd->size, - sizeof(struct mwifiex_ie_types_rssi_threshold)); + le16_unaligned_add_cpu(&cmd->size, + sizeof( + struct mwifiex_ie_types_rssi_threshold)); } return 0; @@ -1398,7 +1400,7 @@ mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv, filter = &mef_entry->filter[i]; if (!filter->filt_type) break; - *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->repeat); + put_unaligned_le32((u32)filter->repeat, stack_ptr); stack_ptr += 4; *stack_ptr = TYPE_DNUM; stack_ptr += 1; @@ -1410,8 +1412,7 @@ mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv, stack_ptr += 1; *stack_ptr = TYPE_BYTESEQ; stack_ptr += 1; - - *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->offset); + put_unaligned_le32((u32)filter->offset, stack_ptr); stack_ptr += 4; *stack_ptr = TYPE_DNUM; stack_ptr += 1; @@ -1683,14 +1684,15 @@ mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv, sizeof(u8) + sizeof(u8)); /* Add the rule length to the command size*/ - le16_add_cpu(&cmd->size, le16_to_cpu(rule->header.len) + - sizeof(struct mwifiex_ie_types_header)); + le16_unaligned_add_cpu(&cmd->size, + le16_to_cpu(rule->header.len) + + sizeof(struct mwifiex_ie_types_header)); rule = (void *)((u8 *)rule->params + length); } /* Add sizeof action, num_of_rules to total command length */ - le16_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16)); + le16_unaligned_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16)); return 0; } @@ -1708,7 +1710,7 @@ mwifiex_cmd_tdls_config(struct mwifiex_private *priv, cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_CONFIG); cmd->size = cpu_to_le16(S_DS_GEN); tdls_config->tdls_action = cpu_to_le16(cmd_action); - le16_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action)); + le16_unaligned_add_cpu(&cmd->size, sizeof(tdls_config->tdls_action)); switch (cmd_action) { case ACT_TDLS_CS_ENABLE_CONFIG: @@ -1735,7 +1737,7 @@ mwifiex_cmd_tdls_config(struct mwifiex_private *priv, return -ENOTSUPP; } - le16_add_cpu(&cmd->size, len); + le16_unaligned_add_cpu(&cmd->size, len); return 0; } @@ -1759,7 +1761,8 @@ mwifiex_cmd_tdls_oper(struct mwifiex_private *priv, cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER); cmd->size = cpu_to_le16(S_DS_GEN); - le16_add_cpu(&cmd->size, sizeof(struct host_cmd_ds_tdls_oper)); + le16_unaligned_add_cpu(&cmd->size, + sizeof(struct host_cmd_ds_tdls_oper)); tdls_oper->reason = 0; memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN); @@ -1783,7 +1786,7 @@ mwifiex_cmd_tdls_oper(struct mwifiex_private *priv, return -ENODATA; } - *(__le16 *)pos = cpu_to_le16(params->capability); + put_unaligned_le16(params->capability, pos); config_len += sizeof(params->capability); qos_info = params->uapsd_queues | (params->max_sp << 5); @@ -1861,7 +1864,7 @@ mwifiex_cmd_tdls_oper(struct mwifiex_private *priv, return -ENOTSUPP; } - le16_add_cpu(&cmd->size, config_len); + le16_unaligned_add_cpu(&cmd->size, config_len); return 0; } @@ -2032,7 +2035,7 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, case HostCmd_CMD_VERSION_EXT: cmd_ptr->command = cpu_to_le16(cmd_no); cmd_ptr->params.verext.version_str_sel = - (u8) (*((u32 *) data_buf)); + (u8)(get_unaligned((u32 *)data_buf)); memcpy(&cmd_ptr->params, data_buf, sizeof(struct host_cmd_ds_version_ext)); cmd_ptr->size = @@ -2043,7 +2046,8 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, case HostCmd_CMD_MGMT_FRAME_REG: cmd_ptr->command = cpu_to_le16(cmd_no); cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action); - cmd_ptr->params.reg_mask.mask = cpu_to_le32(*(u32 *)data_buf); + cmd_ptr->params.reg_mask.mask = cpu_to_le32( + get_unaligned((u32 *)data_buf)); cmd_ptr->size = cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) + S_DS_GEN); @@ -2063,7 +2067,8 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, case HostCmd_CMD_P2P_MODE_CFG: cmd_ptr->command = cpu_to_le16(cmd_no); cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action); - cmd_ptr->params.mode_cfg.mode = cpu_to_le16(*(u16 *)data_buf); + cmd_ptr->params.mode_cfg.mode = cpu_to_le16( + get_unaligned((u16 *)data_buf)); cmd_ptr->size = cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) + S_DS_GEN); @@ -2359,8 +2364,7 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init) if (ret) return -1; - if (!disable_auto_ds && - first_sta && priv->adapter->iface_type != MWIFIEX_USB && + if (!disable_auto_ds && first_sta && priv->bss_type != MWIFIEX_BSS_TYPE_UAP) { /* Enable auto deep sleep */ auto_ds.auto_ds = DEEP_SLEEP_ON; diff --git a/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c b/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c index 8548027abf71..ab75da3e0c2b 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c @@ -183,7 +183,7 @@ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv, "query_type = %#x, buf size = %#x\n", oid, query_type, le16_to_cpu(smib->buf_size)); if (query_type == HostCmd_ACT_GEN_GET) { - ul_temp = le16_to_cpu(*((__le16 *) (smib->value))); + ul_temp = get_unaligned_le16(smib->value); if (data_buf) *data_buf = ul_temp; switch (oid) { @@ -741,7 +741,7 @@ mwifiex_ret_p2p_mode_cfg(struct mwifiex_private *priv, struct host_cmd_ds_p2p_mode_cfg *mode_cfg = &resp->params.mode_cfg; if (data_buf) - *((u16 *)data_buf) = le16_to_cpu(mode_cfg->mode); + put_unaligned_le16(le16_to_cpu(mode_cfg->mode), data_buf); return 0; } diff --git a/drivers/net/wireless/marvell/mwifiex/sta_event.c b/drivers/net/wireless/marvell/mwifiex/sta_event.c index d63d163eb1ec..b5b7664507eb 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_event.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_event.c @@ -670,7 +670,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->dbg.num_event_deauth++; if (priv->media_connected) { reason_code = - le16_to_cpu(*(__le16 *)adapter->event_body); + get_unaligned_le16(adapter->event_body); mwifiex_reset_connect_state(priv, reason_code, true); } break; @@ -685,7 +685,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->dbg.num_event_disassoc++; if (priv->media_connected) { reason_code = - le16_to_cpu(*(__le16 *)adapter->event_body); + get_unaligned_le16(adapter->event_body); mwifiex_reset_connect_state(priv, reason_code, true); } break; @@ -695,7 +695,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->dbg.num_event_link_lost++; if (priv->media_connected) { reason_code = - le16_to_cpu(*(__le16 *)adapter->event_body); + get_unaligned_le16(adapter->event_body); mwifiex_reset_connect_state(priv, reason_code, true); } break; @@ -923,7 +923,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->event_body); break; case EVENT_AMSDU_AGGR_CTRL: - ctrl = le16_to_cpu(*(__le16 *)adapter->event_body); + ctrl = get_unaligned_le16(adapter->event_body); mwifiex_dbg(adapter, EVENT, "event: AMSDU_AGGR_CTRL %d\n", ctrl); diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c index df9704de0715..6e507c99e792 100644 --- a/drivers/net/wireless/marvell/mwifiex/tdls.c +++ b/drivers/net/wireless/marvell/mwifiex/tdls.c @@ -431,6 +431,41 @@ mwifiex_add_wmm_info_ie(struct mwifiex_private *priv, struct sk_buff *skb, *buf++ = qosinfo; /* U-APSD no in use */ } +static void mwifiex_tdls_add_bss_co_2040(struct sk_buff *skb) +{ + struct ieee_types_bss_co_2040 *bssco; + + bssco = (void *)skb_put(skb, sizeof(struct ieee_types_bss_co_2040)); + bssco->ieee_hdr.element_id = WLAN_EID_BSS_COEX_2040; + bssco->ieee_hdr.len = sizeof(struct ieee_types_bss_co_2040) - + sizeof(struct ieee_types_header); + bssco->bss_2040co = 0x01; +} + +static void mwifiex_tdls_add_supported_chan(struct sk_buff *skb) +{ + struct ieee_types_generic *supp_chan; + u8 chan_supp[] = {1, 11}; + + supp_chan = (void *)skb_put(skb, (sizeof(struct ieee_types_header) + + sizeof(chan_supp))); + supp_chan->ieee_hdr.element_id = WLAN_EID_SUPPORTED_CHANNELS; + supp_chan->ieee_hdr.len = sizeof(chan_supp); + memcpy(supp_chan->data, chan_supp, sizeof(chan_supp)); +} + +static void mwifiex_tdls_add_oper_class(struct sk_buff *skb) +{ + struct ieee_types_generic *reg_class; + u8 rc_list[] = {1, + 1, 2, 3, 4, 12, 22, 23, 24, 25, 27, 28, 29, 30, 32, 33}; + reg_class = (void *)skb_put(skb, (sizeof(struct ieee_types_header) + + sizeof(rc_list))); + reg_class->ieee_hdr.element_id = WLAN_EID_SUPPORTED_REGULATORY_CLASSES; + reg_class->ieee_hdr.len = sizeof(rc_list); + memcpy(reg_class->data, rc_list, sizeof(rc_list)); +} + static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, const u8 *peer, u8 action_code, u8 dialog_token, @@ -484,7 +519,9 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, } mwifiex_tdls_add_ext_capab(priv, skb); - mwifiex_tdls_add_qos_capab(skb); + mwifiex_tdls_add_bss_co_2040(skb); + mwifiex_tdls_add_supported_chan(skb); + mwifiex_tdls_add_oper_class(skb); mwifiex_add_wmm_info_ie(priv, skb, 0); break; @@ -522,7 +559,9 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, } mwifiex_tdls_add_ext_capab(priv, skb); - mwifiex_tdls_add_qos_capab(skb); + mwifiex_tdls_add_bss_co_2040(skb); + mwifiex_tdls_add_supported_chan(skb); + mwifiex_tdls_add_oper_class(skb); mwifiex_add_wmm_info_ie(priv, skb, 0); break; @@ -612,6 +651,9 @@ int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer, sizeof(struct ieee_types_bss_co_2040) + sizeof(struct ieee80211_ht_operation) + sizeof(struct ieee80211_tdls_lnkie) + + (2 * (sizeof(struct ieee_types_header))) + + MWIFIEX_SUPPORTED_CHANNELS + + MWIFIEX_OPERATING_CLASSES + sizeof(struct ieee80211_wmm_param_ie) + extra_ies_len; @@ -760,7 +802,10 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, } mwifiex_tdls_add_ext_capab(priv, skb); + mwifiex_tdls_add_bss_co_2040(skb); + mwifiex_tdls_add_supported_chan(skb); mwifiex_tdls_add_qos_capab(skb); + mwifiex_tdls_add_oper_class(skb); break; default: mwifiex_dbg(priv->adapter, ERROR, "Unknown TDLS action frame type\n"); @@ -857,7 +902,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, struct mwifiex_sta_node *sta_ptr; u8 *peer, *pos, *end; u8 i, action, basic; - __le16 cap = 0; + u16 cap = 0; int ie_len = 0; if (len < (sizeof(struct ethhdr) + 3)) @@ -879,7 +924,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, pos = buf + sizeof(struct ethhdr) + 4; /* payload 1+ category 1 + action 1 + dialog 1 */ - cap = cpu_to_le16(*(u16 *)pos); + cap = get_unaligned_le16(pos); ie_len = len - sizeof(struct ethhdr) - TDLS_REQ_FIX_LEN; pos += 2; break; @@ -889,7 +934,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, return; /* payload 1+ category 1 + action 1 + dialog 1 + status code 2*/ pos = buf + sizeof(struct ethhdr) + 6; - cap = cpu_to_le16(*(u16 *)pos); + cap = get_unaligned_le16(pos); ie_len = len - sizeof(struct ethhdr) - TDLS_RESP_FIX_LEN; pos += 2; break; @@ -909,7 +954,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, if (!sta_ptr) return; - sta_ptr->tdls_cap.capab = cap; + sta_ptr->tdls_cap.capab = cpu_to_le16(cap); for (end = pos + ie_len; pos + 1 < end; pos += 2 + pos[1]) { if (pos + 2 + pos[1] > end) @@ -969,7 +1014,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, case WLAN_EID_AID: if (priv->adapter->is_hw_11ac_capable) sta_ptr->tdls_cap.aid = - le16_to_cpu(*(__le16 *)(pos + 2)); + get_unaligned_le16((pos + 2)); default: break; } diff --git a/drivers/net/wireless/marvell/mwifiex/uap_event.c b/drivers/net/wireless/marvell/mwifiex/uap_event.c index d24eca34ac11..e10b2a52e78f 100644 --- a/drivers/net/wireless/marvell/mwifiex/uap_event.c +++ b/drivers/net/wireless/marvell/mwifiex/uap_event.c @@ -202,7 +202,7 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv) "AP EVENT: event id: %#x\n", eventcause); break; case EVENT_AMSDU_AGGR_CTRL: - ctrl = le16_to_cpu(*(__le16 *)adapter->event_body); + ctrl = get_unaligned_le16(adapter->event_body); mwifiex_dbg(adapter, EVENT, "event: AMSDU_AGGR_CTRL %d\n", ctrl); diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c index 9cf3334adf4d..2f7705c50161 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.c +++ b/drivers/net/wireless/marvell/mwifiex/usb.c @@ -306,9 +306,17 @@ static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size) } } - usb_fill_bulk_urb(ctx->urb, card->udev, - usb_rcvbulkpipe(card->udev, ctx->ep), ctx->skb->data, - size, mwifiex_usb_rx_complete, (void *)ctx); + if (card->rx_cmd_ep == ctx->ep && + card->rx_cmd_ep_type == USB_ENDPOINT_XFER_INT) + usb_fill_int_urb(ctx->urb, card->udev, + usb_rcvintpipe(card->udev, ctx->ep), + ctx->skb->data, size, mwifiex_usb_rx_complete, + (void *)ctx, card->rx_cmd_interval); + else + usb_fill_bulk_urb(ctx->urb, card->udev, + usb_rcvbulkpipe(card->udev, ctx->ep), + ctx->skb->data, size, mwifiex_usb_rx_complete, + (void *)ctx); if (card->rx_cmd_ep == ctx->ep) atomic_inc(&card->rx_cmd_urb_pending); @@ -424,10 +432,13 @@ static int mwifiex_usb_probe(struct usb_interface *intf, epd = &iface_desc->endpoint[i].desc; if (usb_endpoint_dir_in(epd) && usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && - usb_endpoint_xfer_bulk(epd)) { - pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n", + (usb_endpoint_xfer_bulk(epd) || + usb_endpoint_xfer_int(epd))) { + card->rx_cmd_ep_type = usb_endpoint_type(epd); + card->rx_cmd_interval = epd->bInterval; + pr_debug("info: Rx CMD/EVT:: max pkt size: %d, addr: %d, ep_type: %d\n", le16_to_cpu(epd->wMaxPacketSize), - epd->bEndpointAddress); + epd->bEndpointAddress, card->rx_cmd_ep_type); card->rx_cmd_ep = usb_endpoint_num(epd); atomic_set(&card->rx_cmd_urb_pending, 0); } @@ -461,10 +472,16 @@ static int mwifiex_usb_probe(struct usb_interface *intf, } if (usb_endpoint_dir_out(epd) && usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && - usb_endpoint_xfer_bulk(epd)) { + (usb_endpoint_xfer_bulk(epd) || + usb_endpoint_xfer_int(epd))) { + card->tx_cmd_ep_type = usb_endpoint_type(epd); + card->tx_cmd_interval = epd->bInterval; pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n", le16_to_cpu(epd->wMaxPacketSize), epd->bEndpointAddress); + pr_debug("info: Tx CMD:: max pkt size: %d, addr: %d, ep_type: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress, card->tx_cmd_ep_type); card->tx_cmd_ep = usb_endpoint_num(epd); atomic_set(&card->tx_cmd_urb_pending, 0); card->bulk_out_maxpktsize = @@ -884,9 +901,17 @@ static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep, context->skb = skb; tx_urb = context->urb; - usb_fill_bulk_urb(tx_urb, card->udev, usb_sndbulkpipe(card->udev, ep), - data, skb->len, mwifiex_usb_tx_complete, - (void *)context); + if (ep == card->tx_cmd_ep && + card->tx_cmd_ep_type == USB_ENDPOINT_XFER_INT) + usb_fill_int_urb(tx_urb, card->udev, + usb_sndintpipe(card->udev, ep), data, + skb->len, mwifiex_usb_tx_complete, + (void *)context, card->tx_cmd_interval); + else + usb_fill_bulk_urb(tx_urb, card->udev, + usb_sndbulkpipe(card->udev, ep), data, + skb->len, mwifiex_usb_tx_complete, + (void *)context); tx_urb->transfer_flags |= URB_ZERO_PACKET; diff --git a/drivers/net/wireless/marvell/mwifiex/usb.h b/drivers/net/wireless/marvell/mwifiex/usb.h index e5f204ea018b..e36bd63172ff 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.h +++ b/drivers/net/wireless/marvell/mwifiex/usb.h @@ -90,6 +90,10 @@ struct usb_card_rec { struct urb_context tx_cmd; u8 mc_resync_flag; struct usb_tx_data_port port[MWIFIEX_TX_DATA_PORT]; + int rx_cmd_ep_type; + u8 rx_cmd_interval; + int tx_cmd_ep_type; + u8 tx_cmd_interval; }; struct fw_header { @@ -102,12 +106,12 @@ struct fw_header { struct fw_sync_header { __le32 cmd; __le32 seq_num; -}; +} __packed; struct fw_data { struct fw_header fw_hdr; __le32 seq_num; u8 data[1]; -}; +} __packed; #endif /*_MWIFIEX_USB_H */ diff --git a/drivers/net/wireless/marvell/mwifiex/util.c b/drivers/net/wireless/marvell/mwifiex/util.c index b1ab8da121dd..0cd68ffc2c74 100644 --- a/drivers/net/wireless/marvell/mwifiex/util.c +++ b/drivers/net/wireless/marvell/mwifiex/util.c @@ -274,13 +274,13 @@ int mwifiex_debug_info_to_buffer(struct mwifiex_private *priv, char *buf, val = *((u8 *)addr); break; case 2: - val = *((u16 *)addr); + val = get_unaligned((u16 *)addr); break; case 4: - val = *((u32 *)addr); + val = get_unaligned((u32 *)addr); break; case 8: - val = *((long long *)addr); + val = get_unaligned((long long *)addr); break; default: val = -1; diff --git a/drivers/net/wireless/marvell/mwifiex/util.h b/drivers/net/wireless/marvell/mwifiex/util.h index b541d66c01eb..c386992abcdb 100644 --- a/drivers/net/wireless/marvell/mwifiex/util.h +++ b/drivers/net/wireless/marvell/mwifiex/util.h @@ -93,4 +93,9 @@ static inline dma_addr_t MWIFIEX_SKB_DMA_ADDR(struct sk_buff *skb) int mwifiex_debug_info_to_buffer(struct mwifiex_private *priv, char *buf, struct mwifiex_debug_info *info); +static inline void le16_unaligned_add_cpu(__le16 *var, u16 val) +{ + put_unaligned_le16(get_unaligned_le16(var) + val, var); +} + #endif /* !_MWIFIEX_UTIL_H_ */ diff --git a/drivers/net/wireless/ralink/rt2x00/Kconfig b/drivers/net/wireless/ralink/rt2x00/Kconfig index de62f5dcb62f..a1d1cfe214d2 100644 --- a/drivers/net/wireless/ralink/rt2x00/Kconfig +++ b/drivers/net/wireless/ralink/rt2x00/Kconfig @@ -201,7 +201,7 @@ endif config RT2800SOC tristate "Ralink WiSoC support" - depends on SOC_RT288X || SOC_RT305X + depends on SOC_RT288X || SOC_RT305X || SOC_MT7620 select RT2X00_LIB_SOC select RT2X00_LIB_MMIO select RT2X00_LIB_CRYPTO diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800.h b/drivers/net/wireless/ralink/rt2x00/rt2800.h index 256496bfbafb..6a8c93fb6a43 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2800.h @@ -79,6 +79,7 @@ #define RF5372 0x5372 #define RF5390 0x5390 #define RF5392 0x5392 +#define RF7620 0x7620 /* * Chipset revisions. @@ -639,6 +640,24 @@ #define RF_CSR_CFG_BUSY FIELD32(0x00020000) /* + * MT7620 RF registers (reversed order) + */ +#define RF_CSR_CFG_DATA_MT7620 FIELD32(0x0000ff00) +#define RF_CSR_CFG_REGNUM_MT7620 FIELD32(0x03ff0000) +#define RF_CSR_CFG_WRITE_MT7620 FIELD32(0x00000010) +#define RF_CSR_CFG_BUSY_MT7620 FIELD32(0x00000001) + +/* undocumented registers for calibration of new MAC */ +#define RF_CONTROL0 0x0518 +#define RF_BYPASS0 0x051c +#define RF_CONTROL1 0x0520 +#define RF_BYPASS1 0x0524 +#define RF_CONTROL2 0x0528 +#define RF_BYPASS2 0x052c +#define RF_CONTROL3 0x0530 +#define RF_BYPASS3 0x0534 + +/* * EFUSE_CSR: RT30x0 EEPROM */ #define EFUSE_CTRL 0x0580 @@ -1022,6 +1041,16 @@ #define AUTOWAKEUP_CFG_AUTOWAKE FIELD32(0x00008000) /* + * MIMO_PS_CFG: MIMO Power-save Configuration + */ +#define MIMO_PS_CFG 0x1210 +#define MIMO_PS_CFG_MMPS_BB_EN FIELD32(0x00000001) +#define MIMO_PS_CFG_MMPS_RX_ANT_NUM FIELD32(0x00000006) +#define MIMO_PS_CFG_MMPS_RF_EN FIELD32(0x00000008) +#define MIMO_PS_CFG_RX_STBY_POL FIELD32(0x00000010) +#define MIMO_PS_CFG_RX_RX_STBY0 FIELD32(0x00000020) + +/* * EDCA_AC0_CFG: */ #define EDCA_AC0_CFG 0x1300 @@ -1095,6 +1124,12 @@ #define TX_PWR_CFG_0_OFDM6_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_0_OFDM12_CH0 FIELD32(0x0f000000) #define TX_PWR_CFG_0_OFDM12_CH1 FIELD32(0xf0000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_0B_1MBS_2MBS FIELD32(0x000000ff) +#define TX_PWR_CFG_0B_5MBS_11MBS FIELD32(0x0000ff00) +#define TX_PWR_CFG_0B_6MBS_9MBS FIELD32(0x00ff0000) +#define TX_PWR_CFG_0B_12MBS_18MBS FIELD32(0xff000000) + /* * TX_PWR_CFG_1: @@ -1117,6 +1152,11 @@ #define TX_PWR_CFG_1_MCS0_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_1_MCS2_CH0 FIELD32(0x0f000000) #define TX_PWR_CFG_1_MCS2_CH1 FIELD32(0xf0000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_1B_24MBS_36MBS FIELD32(0x000000ff) +#define TX_PWR_CFG_1B_48MBS FIELD32(0x0000ff00) +#define TX_PWR_CFG_1B_MCS0_MCS1 FIELD32(0x00ff0000) +#define TX_PWR_CFG_1B_MCS2_MCS3 FIELD32(0xff000000) /* * TX_PWR_CFG_2: @@ -1139,6 +1179,11 @@ #define TX_PWR_CFG_2_MCS8_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_2_MCS10_CH0 FIELD32(0x0f000000) #define TX_PWR_CFG_2_MCS10_CH1 FIELD32(0xf0000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_2B_MCS4_MCS5 FIELD32(0x000000ff) +#define TX_PWR_CFG_2B_MCS6_MCS7 FIELD32(0x0000ff00) +#define TX_PWR_CFG_2B_MCS8_MCS9 FIELD32(0x00ff0000) +#define TX_PWR_CFG_2B_MCS10_MCS11 FIELD32(0xff000000) /* * TX_PWR_CFG_3: @@ -1161,6 +1206,11 @@ #define TX_PWR_CFG_3_STBC0_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_3_STBC2_CH0 FIELD32(0x0f000000) #define TX_PWR_CFG_3_STBC2_CH1 FIELD32(0xf0000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_3B_MCS12_MCS13 FIELD32(0x000000ff) +#define TX_PWR_CFG_3B_MCS14 FIELD32(0x0000ff00) +#define TX_PWR_CFG_3B_STBC_MCS0_MCS1 FIELD32(0x00ff0000) +#define TX_PWR_CFG_3B_STBC_MCS2_MSC3 FIELD32(0xff000000) /* * TX_PWR_CFG_4: @@ -1171,10 +1221,13 @@ #define TX_PWR_CFG_4_UKNOWN7 FIELD32(0x00000f00) #define TX_PWR_CFG_4_UKNOWN8 FIELD32(0x0000f000) /* bits for 3T devices */ -#define TX_PWR_CFG_3_STBC4_CH0 FIELD32(0x0000000f) -#define TX_PWR_CFG_3_STBC4_CH1 FIELD32(0x000000f0) -#define TX_PWR_CFG_3_STBC6_CH0 FIELD32(0x00000f00) -#define TX_PWR_CFG_3_STBC6_CH1 FIELD32(0x0000f000) +#define TX_PWR_CFG_4_STBC4_CH0 FIELD32(0x0000000f) +#define TX_PWR_CFG_4_STBC4_CH1 FIELD32(0x000000f0) +#define TX_PWR_CFG_4_STBC6_CH0 FIELD32(0x00000f00) +#define TX_PWR_CFG_4_STBC6_CH1 FIELD32(0x0000f000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_4B_STBC_MCS4_MCS5 FIELD32(0x000000ff) +#define TX_PWR_CFG_4B_STBC_MCS6 FIELD32(0x0000ff00) /* * TX_PIN_CFG: @@ -1201,6 +1254,8 @@ #define TX_PIN_CFG_RFTR_POL FIELD32(0x00020000) #define TX_PIN_CFG_TRSW_EN FIELD32(0x00040000) #define TX_PIN_CFG_TRSW_POL FIELD32(0x00080000) +#define TX_PIN_CFG_RFRX_EN FIELD32(0x00100000) +#define TX_PIN_CFG_RFRX_POL FIELD32(0x00200000) #define TX_PIN_CFG_PA_PE_A2_EN FIELD32(0x01000000) #define TX_PIN_CFG_PA_PE_G2_EN FIELD32(0x02000000) #define TX_PIN_CFG_PA_PE_A2_POL FIELD32(0x04000000) @@ -1547,6 +1602,95 @@ #define TX_PWR_CFG_4_EXT_STBC4_CH2 FIELD32(0x0000000f) #define TX_PWR_CFG_4_EXT_STBC6_CH2 FIELD32(0x00000f00) +/* TXn_RF_GAIN_CORRECT: RF Gain Correction for each RF_ALC[3:2] + * Unit: 0.1 dB, Range: -3.2 dB to 3.1 dB + */ +#define TX0_RF_GAIN_CORRECT 0x13a0 +#define TX0_RF_GAIN_CORRECT_GAIN_CORR_0 FIELD32(0x0000003f) +#define TX0_RF_GAIN_CORRECT_GAIN_CORR_1 FIELD32(0x00003f00) +#define TX0_RF_GAIN_CORRECT_GAIN_CORR_2 FIELD32(0x003f0000) +#define TX0_RF_GAIN_CORRECT_GAIN_CORR_3 FIELD32(0x3f000000) + +#define TX1_RF_GAIN_CORRECT 0x13a4 +#define TX1_RF_GAIN_CORRECT_GAIN_CORR_0 FIELD32(0x0000003f) +#define TX1_RF_GAIN_CORRECT_GAIN_CORR_1 FIELD32(0x00003f00) +#define TX1_RF_GAIN_CORRECT_GAIN_CORR_2 FIELD32(0x003f0000) +#define TX1_RF_GAIN_CORRECT_GAIN_CORR_3 FIELD32(0x3f000000) + +/* TXn_RF_GAIN_ATTEN: TXn RF Gain Attenuation Level + * Format: 7-bit, signed value + * Unit: 0.5 dB, Range: -20 dB to -5 dB + */ +#define TX0_RF_GAIN_ATTEN 0x13a8 +#define TX0_RF_GAIN_ATTEN_LEVEL_0 FIELD32(0x0000007f) +#define TX0_RF_GAIN_ATTEN_LEVEL_1 FIELD32(0x00007f00) +#define TX0_RF_GAIN_ATTEN_LEVEL_2 FIELD32(0x007f0000) +#define TX0_RF_GAIN_ATTEN_LEVEL_3 FIELD32(0x7f000000) +#define TX1_RF_GAIN_ATTEN 0x13ac +#define TX1_RF_GAIN_ATTEN_LEVEL_0 FIELD32(0x0000007f) +#define TX1_RF_GAIN_ATTEN_LEVEL_1 FIELD32(0x00007f00) +#define TX1_RF_GAIN_ATTEN_LEVEL_2 FIELD32(0x007f0000) +#define TX1_RF_GAIN_ATTEN_LEVEL_3 FIELD32(0x7f000000) + +/* TX_ALC_CFG_0: TX Automatic Level Control Configuration 0 + * TX_ALC_LIMIT_n: TXn upper limit + * TX_ALC_CH_INIT_n: TXn channel initial transmission gain + * Unit: 0.5 dB, Range: 0 to 23.5 dB + */ +#define TX_ALC_CFG_0 0x13b0 +#define TX_ALC_CFG_0_CH_INIT_0 FIELD32(0x0000003f) +#define TX_ALC_CFG_0_CH_INIT_1 FIELD32(0x00003f00) +#define TX_ALC_CFG_0_LIMIT_0 FIELD32(0x003f0000) +#define TX_ALC_CFG_0_LIMIT_1 FIELD32(0x3f000000) + +/* TX_ALC_CFG_1: TX Automatic Level Control Configuration 1 + * TX_TEMP_COMP: TX Power Temperature Compensation + * Unit: 0.5 dB, Range: -10 dB to 10 dB + * TXn_GAIN_FINE: TXn Gain Fine Adjustment + * Unit: 0.1 dB, Range: -0.8 dB to 0.7 dB + * RF_TOS_DLY: Sets the RF_TOS_EN assertion delay after + * deassertion of PA_PE. + * Unit: 0.25 usec + * TXn_RF_GAIN_ATTEN: TXn RF gain attentuation selector + * RF_TOS_TIMEOUT: time-out value for RF_TOS_ENABLE + * deassertion if RF_TOS_DONE is missing. + * Unit: 0.25 usec + * RF_TOS_ENABLE: TX offset calibration enable + * ROS_BUSY_EN: RX offset calibration busy enable + */ +#define TX_ALC_CFG_1 0x13b4 +#define TX_ALC_CFG_1_TX_TEMP_COMP FIELD32(0x0000003f) +#define TX_ALC_CFG_1_TX0_GAIN_FINE FIELD32(0x00000f00) +#define TX_ALC_CFG_1_TX1_GAIN_FINE FIELD32(0x0000f000) +#define TX_ALC_CFG_1_RF_TOS_DLY FIELD32(0x00070000) +#define TX_ALC_CFG_1_TX0_RF_GAIN_ATTEN FIELD32(0x00300000) +#define TX_ALC_CFG_1_TX1_RF_GAIN_ATTEN FIELD32(0x00c00000) +#define TX_ALC_CFG_1_RF_TOS_TIMEOUT FIELD32(0x3f000000) +#define TX_ALC_CFG_1_RF_TOS_ENABLE FIELD32(0x40000000) +#define TX_ALC_CFG_1_ROS_BUSY_EN FIELD32(0x80000000) + +/* TXn_BB_GAIN_ATTEN: TXn RF Gain Attenuation Level + * Format: 5-bit signed values + * Unit: 0.5 dB, Range: -8 dB to 7 dB + */ +#define TX0_BB_GAIN_ATTEN 0x13c0 +#define TX0_BB_GAIN_ATTEN_LEVEL_0 FIELD32(0x0000001f) +#define TX0_BB_GAIN_ATTEN_LEVEL_1 FIELD32(0x00001f00) +#define TX0_BB_GAIN_ATTEN_LEVEL_2 FIELD32(0x001f0000) +#define TX0_BB_GAIN_ATTEN_LEVEL_3 FIELD32(0x1f000000) +#define TX1_BB_GAIN_ATTEN 0x13c4 +#define TX1_BB_GAIN_ATTEN_LEVEL_0 FIELD32(0x0000001f) +#define TX1_BB_GAIN_ATTEN_LEVEL_1 FIELD32(0x00001f00) +#define TX1_BB_GAIN_ATTEN_LEVEL_2 FIELD32(0x001f0000) +#define TX1_BB_GAIN_ATTEN_LEVEL_3 FIELD32(0x1f000000) + +/* TX_ALC_VGA3: TX Automatic Level Correction Variable Gain Amplifier 3 */ +#define TX_ALC_VGA3 0x13c8 +#define TX_ALC_VGA3_TX0_ALC_VGA3 FIELD32(0x0000001f) +#define TX_ALC_VGA3_TX1_ALC_VGA3 FIELD32(0x00001f00) +#define TX_ALC_VGA3_TX0_ALC_VGA2 FIELD32(0x001f0000) +#define TX_ALC_VGA3_TX1_ALC_VGA2 FIELD32(0x1f000000) + /* TX_PWR_CFG_7 */ #define TX_PWR_CFG_7 0x13d4 #define TX_PWR_CFG_7_OFDM54_CH0 FIELD32(0x0000000f) @@ -1555,6 +1699,10 @@ #define TX_PWR_CFG_7_MCS7_CH0 FIELD32(0x000f0000) #define TX_PWR_CFG_7_MCS7_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_7_MCS7_CH2 FIELD32(0x0f000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_7B_54MBS FIELD32(0x000000ff) +#define TX_PWR_CFG_7B_MCS7 FIELD32(0x00ff0000) + /* TX_PWR_CFG_8 */ #define TX_PWR_CFG_8 0x13d8 @@ -1564,12 +1712,17 @@ #define TX_PWR_CFG_8_MCS23_CH0 FIELD32(0x000f0000) #define TX_PWR_CFG_8_MCS23_CH1 FIELD32(0x00f00000) #define TX_PWR_CFG_8_MCS23_CH2 FIELD32(0x0f000000) +/* bits for new 2T devices */ +#define TX_PWR_CFG_8B_MCS15 FIELD32(0x000000ff) + /* TX_PWR_CFG_9 */ #define TX_PWR_CFG_9 0x13dc #define TX_PWR_CFG_9_STBC7_CH0 FIELD32(0x0000000f) #define TX_PWR_CFG_9_STBC7_CH1 FIELD32(0x000000f0) #define TX_PWR_CFG_9_STBC7_CH2 FIELD32(0x00000f00) +/* bits for new 2T devices */ +#define TX_PWR_CFG_9B_STBC_MCS7 FIELD32(0x000000ff) /* * RX_FILTER_CFG: RX configuration register. @@ -1760,6 +1913,8 @@ #define TX_STA_FIFO_WCID FIELD32(0x0000ff00) #define TX_STA_FIFO_SUCCESS_RATE FIELD32(0xffff0000) #define TX_STA_FIFO_MCS FIELD32(0x007f0000) +#define TX_STA_FIFO_BW FIELD32(0x00800000) +#define TX_STA_FIFO_SGI FIELD32(0x01000000) #define TX_STA_FIFO_PHYMODE FIELD32(0xc0000000) /* @@ -2135,11 +2290,14 @@ struct mac_iveiv_entry { #define RFCSR1_TX1_PD FIELD8(0x20) #define RFCSR1_RX2_PD FIELD8(0x40) #define RFCSR1_TX2_PD FIELD8(0x80) +#define RFCSR1_TX2_EN_MT7620 FIELD8(0x02) /* * RFCSR 2: */ #define RFCSR2_RESCAL_EN FIELD8(0x80) +#define RFCSR2_RX2_EN_MT7620 FIELD8(0x02) +#define RFCSR2_TX2_EN_MT7620 FIELD8(0x20) /* * RFCSR 3: @@ -2158,6 +2316,12 @@ struct mac_iveiv_entry { #define RFCSR3_BIT5 FIELD8(0x20) /* + * RFCSR 4: + * VCOCAL_EN used by MT7620 + */ +#define RFCSR4_VCOCAL_EN FIELD8(0x80) + +/* * FRCSR 5: */ #define RFCSR5_R1 FIELD8(0x0c) @@ -2212,6 +2376,7 @@ struct mac_iveiv_entry { */ #define RFCSR13_TX_POWER FIELD8(0x1f) #define RFCSR13_DR0 FIELD8(0xe0) +#define RFCSR13_RDIV_MT7620 FIELD8(0x03) /* * RFCSR 15: @@ -2222,6 +2387,8 @@ struct mac_iveiv_entry { * RFCSR 16: */ #define RFCSR16_TXMIXER_GAIN FIELD8(0x07) +#define RFCSR16_RF_PLL_FREQ_SEL_MT7620 FIELD8(0x0F) +#define RFCSR16_SDM_MODE_MT7620 FIELD8(0xE0) /* * RFCSR 17: @@ -2234,6 +2401,8 @@ struct mac_iveiv_entry { /* RFCSR 18 */ #define RFCSR18_XO_TUNE_BYPASS FIELD8(0x40) +/* RFCSR 19 */ +#define RFCSR19_K FIELD8(0x03) /* * RFCSR 20: @@ -2244,11 +2413,14 @@ struct mac_iveiv_entry { * RFCSR 21: */ #define RFCSR21_RX_LO2_EN FIELD8(0x08) +#define RFCSR21_BIT1 FIELD8(0x01) +#define RFCSR21_BIT8 FIELD8(0x80) /* * RFCSR 22: */ #define RFCSR22_BASEBAND_LOOPBACK FIELD8(0x01) +#define RFCSR22_FREQPLAN_D_MT7620 FIELD8(0x07) /* * RFCSR 23: @@ -2271,6 +2443,11 @@ struct mac_iveiv_entry { #define RFCSR27_R4 FIELD8(0x40) /* + * RFCSR 28: + */ +#define RFCSR28_CH11_HT40 FIELD8(0x04) + +/* * RFCSR 29: */ #define RFCSR29_ADC6_TEST FIELD8(0x01) @@ -2331,6 +2508,7 @@ struct mac_iveiv_entry { */ #define RFCSR42_BIT1 FIELD8(0x01) #define RFCSR42_BIT4 FIELD8(0x08) +#define RFCSR42_TX2_EN_MT7620 FIELD8(0x40) /* * RFCSR 49: @@ -2433,6 +2611,7 @@ enum rt2800_eeprom_word { EEPROM_TSSI_BOUND_BG5, EEPROM_TXPOWER_A1, EEPROM_TXPOWER_A2, + EEPROM_TXPOWER_INIT, EEPROM_TSSI_BOUND_A1, EEPROM_TSSI_BOUND_A2, EEPROM_TSSI_BOUND_A3, @@ -2987,29 +3166,4 @@ enum rt2800_eeprom_word { */ #define BCN_TBTT_OFFSET 64 -/* - * Hardware has 255 WCID table entries. First 32 entries are reserved for - * shared keys. Since parts of the pairwise key table might be shared with - * the beacon frame buffers 6 & 7 we could only use the first 222 entries. - */ -#define WCID_START 33 -#define WCID_END 222 -#define STA_IDS_SIZE (WCID_END - WCID_START + 2) - -/* - * RT2800 driver data structure - */ -struct rt2800_drv_data { - u8 calibration_bw20; - u8 calibration_bw40; - u8 bbp25; - u8 bbp26; - u8 txmixer_gain_24g; - u8 txmixer_gain_5g; - u8 max_psdu; - unsigned int tbtt_tick; - unsigned int ampdu_factor_cnt[4]; - DECLARE_BITMAP(sta_ids, STA_IDS_SIZE); -}; - #endif /* RT2800_H */ diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index 8223a1520316..201b12ed90c6 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -59,6 +59,9 @@ rt2800_regbusy_read((__dev), BBP_CSR_CFG, BBP_CSR_CFG_BUSY, (__reg)) #define WAIT_FOR_RFCSR(__dev, __reg) \ rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY, (__reg)) +#define WAIT_FOR_RFCSR_MT7620(__dev, __reg) \ + rt2800_regbusy_read((__dev), RF_CSR_CFG, RF_CSR_CFG_BUSY_MT7620, \ + (__reg)) #define WAIT_FOR_RF(__dev, __reg) \ rt2800_regbusy_read((__dev), RF_CSR_CFG0, RF_CSR_CFG0_BUSY, (__reg)) #define WAIT_FOR_MCU(__dev, __reg) \ @@ -150,19 +153,56 @@ static void rt2800_rfcsr_write(struct rt2x00_dev *rt2x00dev, * Wait until the RFCSR becomes available, afterwards we * can safely write the new data into the register. */ - if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { - reg = 0; - rt2x00_set_field32(®, RF_CSR_CFG_DATA, value); - rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); - rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 1); - rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); + switch (rt2x00dev->chip.rt) { + case RT6352: + if (WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®)) { + reg = 0; + rt2x00_set_field32(®, RF_CSR_CFG_DATA_MT7620, value); + rt2x00_set_field32(®, RF_CSR_CFG_REGNUM_MT7620, + word); + rt2x00_set_field32(®, RF_CSR_CFG_WRITE_MT7620, 1); + rt2x00_set_field32(®, RF_CSR_CFG_BUSY_MT7620, 1); + + rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); + } + break; - rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); + default: + if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { + reg = 0; + rt2x00_set_field32(®, RF_CSR_CFG_DATA, value); + rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); + rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 1); + rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); + + rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); + } + break; } mutex_unlock(&rt2x00dev->csr_mutex); } +static void rt2800_rfcsr_write_bank(struct rt2x00_dev *rt2x00dev, const u8 bank, + const unsigned int reg, const u8 value) +{ + rt2800_rfcsr_write(rt2x00dev, (reg | (bank << 6)), value); +} + +static void rt2800_rfcsr_write_chanreg(struct rt2x00_dev *rt2x00dev, + const unsigned int reg, const u8 value) +{ + rt2800_rfcsr_write_bank(rt2x00dev, 4, reg, value); + rt2800_rfcsr_write_bank(rt2x00dev, 6, reg, value); +} + +static void rt2800_rfcsr_write_dccal(struct rt2x00_dev *rt2x00dev, + const unsigned int reg, const u8 value) +{ + rt2800_rfcsr_write_bank(rt2x00dev, 5, reg, value); + rt2800_rfcsr_write_bank(rt2x00dev, 7, reg, value); +} + static void rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev, const unsigned int word, u8 *value) { @@ -178,22 +218,48 @@ static void rt2800_rfcsr_read(struct rt2x00_dev *rt2x00dev, * doesn't become available in time, reg will be 0xffffffff * which means we return 0xff to the caller. */ - if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { - reg = 0; - rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); - rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 0); - rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); + switch (rt2x00dev->chip.rt) { + case RT6352: + if (WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®)) { + reg = 0; + rt2x00_set_field32(®, RF_CSR_CFG_REGNUM_MT7620, + word); + rt2x00_set_field32(®, RF_CSR_CFG_WRITE_MT7620, 0); + rt2x00_set_field32(®, RF_CSR_CFG_BUSY_MT7620, 1); - rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); + rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); - WAIT_FOR_RFCSR(rt2x00dev, ®); - } + WAIT_FOR_RFCSR_MT7620(rt2x00dev, ®); + } + + *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA_MT7620); + break; + + default: + if (WAIT_FOR_RFCSR(rt2x00dev, ®)) { + reg = 0; + rt2x00_set_field32(®, RF_CSR_CFG_REGNUM, word); + rt2x00_set_field32(®, RF_CSR_CFG_WRITE, 0); + rt2x00_set_field32(®, RF_CSR_CFG_BUSY, 1); - *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA); + rt2800_register_write_lock(rt2x00dev, RF_CSR_CFG, reg); + + WAIT_FOR_RFCSR(rt2x00dev, ®); + } + + *value = rt2x00_get_field32(reg, RF_CSR_CFG_DATA); + break; + } mutex_unlock(&rt2x00dev->csr_mutex); } +static void rt2800_rfcsr_read_bank(struct rt2x00_dev *rt2x00dev, const u8 bank, + const unsigned int reg, u8 *value) +{ + rt2800_rfcsr_read(rt2x00dev, (reg | (bank << 6)), value); +} + static void rt2800_rf_write(struct rt2x00_dev *rt2x00dev, const unsigned int word, const u32 value) { @@ -250,6 +316,7 @@ static const unsigned int rt2800_eeprom_map[EEPROM_WORD_COUNT] = { [EEPROM_TSSI_BOUND_BG5] = 0x003b, [EEPROM_TXPOWER_A1] = 0x003c, [EEPROM_TXPOWER_A2] = 0x0053, + [EEPROM_TXPOWER_INIT] = 0x0068, [EEPROM_TSSI_BOUND_A1] = 0x006a, [EEPROM_TSSI_BOUND_A2] = 0x006b, [EEPROM_TSSI_BOUND_A3] = 0x006c, @@ -524,6 +591,7 @@ void rt2800_get_txwi_rxwi_size(struct rt2x00_dev *rt2x00dev, break; case RT5592: + case RT6352: *txwi_size = TXWI_DESC_SIZE_5WORDS; *rxwi_size = RXWI_DESC_SIZE_6WORDS; break; @@ -852,14 +920,49 @@ void rt2800_process_rxwi(struct queue_entry *entry, } EXPORT_SYMBOL_GPL(rt2800_process_rxwi); -void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi) +static void rt2800_rate_from_status(struct skb_frame_desc *skbdesc, + u32 status, enum nl80211_band band) +{ + u8 flags = 0; + u8 idx = rt2x00_get_field32(status, TX_STA_FIFO_MCS); + + switch (rt2x00_get_field32(status, TX_STA_FIFO_PHYMODE)) { + case RATE_MODE_HT_GREENFIELD: + flags |= IEEE80211_TX_RC_GREEN_FIELD; + /* fall through */ + case RATE_MODE_HT_MIX: + flags |= IEEE80211_TX_RC_MCS; + break; + case RATE_MODE_OFDM: + if (band == NL80211_BAND_2GHZ) + idx += 4; + break; + case RATE_MODE_CCK: + if (idx >= 8) + idx -= 8; + break; + } + + if (rt2x00_get_field32(status, TX_STA_FIFO_BW)) + flags |= IEEE80211_TX_RC_40_MHZ_WIDTH; + + if (rt2x00_get_field32(status, TX_STA_FIFO_SGI)) + flags |= IEEE80211_TX_RC_SHORT_GI; + + skbdesc->tx_rate_idx = idx; + skbdesc->tx_rate_flags = flags; +} + +void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi, + bool match) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); struct txdone_entry_desc txdesc; u32 word; u16 mcs, real_mcs; - int aggr, ampdu; + int aggr, ampdu, wcid, ack_req; /* * Obtain the status about this packet. @@ -872,6 +975,8 @@ void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi) real_mcs = rt2x00_get_field32(status, TX_STA_FIFO_MCS); aggr = rt2x00_get_field32(status, TX_STA_FIFO_TX_AGGRE); + wcid = rt2x00_get_field32(status, TX_STA_FIFO_WCID); + ack_req = rt2x00_get_field32(status, TX_STA_FIFO_TX_ACK_REQUIRED); /* * If a frame was meant to be sent as a single non-aggregated MPDU @@ -888,15 +993,22 @@ void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi) * Hence, replace the requested rate with the real tx rate to not * confuse the rate control algortihm by providing clearly wrong * data. - */ - if (unlikely(aggr == 1 && ampdu == 0 && real_mcs != mcs)) { - skbdesc->tx_rate_idx = real_mcs; + * + * FIXME: if we do not find matching entry, we tell that frame was + * posted without any retries. We need to find a way to fix that + * and provide retry count. + */ + if (unlikely((aggr == 1 && ampdu == 0 && real_mcs != mcs)) || !match) { + rt2800_rate_from_status(skbdesc, status, rt2x00dev->curr_band); mcs = real_mcs; } if (aggr == 1 || ampdu == 1) __set_bit(TXDONE_AMPDU, &txdesc.flags); + if (!ack_req) + __set_bit(TXDONE_NO_ACK_REQ, &txdesc.flags); + /* * Ralink has a retry mechanism using a global fallback * table. We setup this fallback table to try the immediate @@ -928,7 +1040,18 @@ void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi) if (txdesc.retry) __set_bit(TXDONE_FALLBACK, &txdesc.flags); - rt2x00lib_txdone(entry, &txdesc); + if (!match) { + /* RCU assures non-null sta will not be freed by mac80211. */ + rcu_read_lock(); + if (likely(wcid >= WCID_START && wcid <= WCID_END)) + skbdesc->sta = drv_data->wcid_to_sta[wcid - WCID_START]; + else + skbdesc->sta = NULL; + rt2x00lib_txdone_nomatch(entry, &txdesc); + rcu_read_unlock(); + } else { + rt2x00lib_txdone(entry, &txdesc); + } } EXPORT_SYMBOL_GPL(rt2800_txdone_entry); @@ -1468,6 +1591,7 @@ int rt2800_sta_add(struct rt2x00_dev *rt2x00dev, struct ieee80211_vif *vif, return 0; __set_bit(wcid - WCID_START, drv_data->sta_ids); + drv_data->wcid_to_sta[wcid - WCID_START] = sta; /* * Clean up WCID attributes and write STA address to the device. @@ -1498,6 +1622,7 @@ int rt2800_sta_remove(struct rt2x00_dev *rt2x00dev, struct ieee80211_sta *sta) * get renewed when the WCID is reused. */ rt2800_config_wcid(rt2x00dev, NULL, wcid); + drv_data->wcid_to_sta[wcid - WCID_START] = NULL; __clear_bit(wcid - WCID_START, drv_data->sta_ids); return 0; @@ -2753,7 +2878,8 @@ static void rt2800_config_channel_rf53xx(struct rt2x00_dev *rt2x00dev, rt2800_rfcsr_write(rt2x00dev, 59, r59_nonbt_rev[idx]); } else if (rt2x00_rt(rt2x00dev, RT5390) || - rt2x00_rt(rt2x00dev, RT5392)) { + rt2x00_rt(rt2x00dev, RT5392) || + rt2x00_rt(rt2x00dev, RT6352)) { static const char r59_non_bt[] = {0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8f, 0x8d, 0x8a, 0x88, 0x88, 0x87, 0x87, 0x86}; @@ -3047,6 +3173,242 @@ static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev, rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F); } +static void rt2800_config_channel_rf7620(struct rt2x00_dev *rt2x00dev, + struct ieee80211_conf *conf, + struct rf_channel *rf, + struct channel_info *info) +{ + struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; + u8 rx_agc_fc, tx_agc_fc; + u8 rfcsr; + + /* Frequeny plan setting */ + /* Rdiv setting (set 0x03 if Xtal==20) + * R13[1:0] + */ + rt2800_rfcsr_read(rt2x00dev, 13, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR13_RDIV_MT7620, + rt2800_clk_is_20mhz(rt2x00dev) ? 3 : 0); + rt2800_rfcsr_write(rt2x00dev, 13, rfcsr); + + /* N setting + * R20[7:0] in rf->rf1 + * R21[0] always 0 + */ + rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr); + rfcsr = (rf->rf1 & 0x00ff); + rt2800_rfcsr_write(rt2x00dev, 20, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR21_BIT1, 0); + rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); + + /* K setting (always 0) + * R16[3:0] (RF PLL freq selection) + */ + rt2800_rfcsr_read(rt2x00dev, 16, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR16_RF_PLL_FREQ_SEL_MT7620, 0); + rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); + + /* D setting (always 0) + * R22[2:0] (D=15, R22[2:0]=<111>) + */ + rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR22_FREQPLAN_D_MT7620, 0); + rt2800_rfcsr_write(rt2x00dev, 22, rfcsr); + + /* Ksd setting + * Ksd: R17<7:0> in rf->rf2 + * R18<7:0> in rf->rf3 + * R19<1:0> in rf->rf4 + */ + rt2800_rfcsr_read(rt2x00dev, 17, &rfcsr); + rfcsr = rf->rf2; + rt2800_rfcsr_write(rt2x00dev, 17, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 18, &rfcsr); + rfcsr = rf->rf3; + rt2800_rfcsr_write(rt2x00dev, 18, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 19, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR19_K, rf->rf4); + rt2800_rfcsr_write(rt2x00dev, 19, rfcsr); + + /* Default: XO=20MHz , SDM mode */ + rt2800_rfcsr_read(rt2x00dev, 16, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR16_SDM_MODE_MT7620, 0x80); + rt2800_rfcsr_write(rt2x00dev, 16, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 21, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR21_BIT8, 1); + rt2800_rfcsr_write(rt2x00dev, 21, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR1_TX2_EN_MT7620, + rt2x00dev->default_ant.tx_chain_num != 1); + rt2800_rfcsr_write(rt2x00dev, 1, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR2_TX2_EN_MT7620, + rt2x00dev->default_ant.tx_chain_num != 1); + rt2x00_set_field8(&rfcsr, RFCSR2_RX2_EN_MT7620, + rt2x00dev->default_ant.rx_chain_num != 1); + rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 42, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR42_TX2_EN_MT7620, + rt2x00dev->default_ant.tx_chain_num != 1); + rt2800_rfcsr_write(rt2x00dev, 42, rfcsr); + + /* RF for DC Cal BW */ + if (conf_is_ht40(conf)) { + rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x04); + rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x10); + } else { + rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x20); + } + + if (conf_is_ht40(conf)) { + rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x08); + rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x08); + } else { + rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x28); + rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x28); + } + + rt2800_rfcsr_read(rt2x00dev, 28, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR28_CH11_HT40, + conf_is_ht40(conf) && (rf->channel == 11)); + rt2800_rfcsr_write(rt2x00dev, 28, rfcsr); + + if (!test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags)) { + if (conf_is_ht40(conf)) { + rx_agc_fc = drv_data->rx_calibration_bw40; + tx_agc_fc = drv_data->tx_calibration_bw40; + } else { + rx_agc_fc = drv_data->rx_calibration_bw20; + tx_agc_fc = drv_data->tx_calibration_bw20; + } + rt2800_rfcsr_read_bank(rt2x00dev, 5, 6, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 7, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 7, 6, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 7, 6, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 7, 7, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 7, 7, rfcsr); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 58, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 59, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 7, 58, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 7, 58, rfcsr); + rt2800_rfcsr_read_bank(rt2x00dev, 7, 59, &rfcsr); + rfcsr &= (~0x3F); + rfcsr |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 7, 59, rfcsr); + } +} + +static void rt2800_config_alc(struct rt2x00_dev *rt2x00dev, + struct ieee80211_channel *chan, + int power_level) { + u16 eeprom, target_power, max_power; + u32 mac_sys_ctrl, mac_status; + u32 reg; + u8 bbp; + int i; + + /* hardware unit is 0.5dBm, limited to 23.5dBm */ + power_level *= 2; + if (power_level > 0x2f) + power_level = 0x2f; + + max_power = chan->max_power * 2; + if (max_power > 0x2f) + max_power = 0x2f; + + rt2800_register_read(rt2x00dev, TX_ALC_CFG_0, ®); + rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_0, power_level); + rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_1, power_level); + rt2x00_set_field32(®, TX_ALC_CFG_0_LIMIT_0, max_power); + rt2x00_set_field32(®, TX_ALC_CFG_0_LIMIT_1, max_power); + + rt2800_eeprom_read(rt2x00dev, EEPROM_NIC_CONF1, &eeprom); + if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_INTERNAL_TX_ALC)) { + /* init base power by eeprom target power */ + rt2800_eeprom_read(rt2x00dev, EEPROM_TXPOWER_INIT, + &target_power); + rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_0, target_power); + rt2x00_set_field32(®, TX_ALC_CFG_0_CH_INIT_1, target_power); + } + rt2800_register_write(rt2x00dev, TX_ALC_CFG_0, reg); + + rt2800_register_read(rt2x00dev, TX_ALC_CFG_1, ®); + rt2x00_set_field32(®, TX_ALC_CFG_1_TX_TEMP_COMP, 0); + rt2800_register_write(rt2x00dev, TX_ALC_CFG_1, reg); + + /* Save MAC SYS CTRL registers */ + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &mac_sys_ctrl); + /* Disable Tx/Rx */ + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0); + /* Check MAC Tx/Rx idle */ + for (i = 0; i < 10000; i++) { + rt2800_register_read(rt2x00dev, MAC_STATUS_CFG, + &mac_status); + if (mac_status & 0x3) + usleep_range(50, 200); + else + break; + } + + if (i == 10000) + rt2x00_warn(rt2x00dev, "Wait MAC Status to MAX !!!\n"); + + if (chan->center_freq > 2457) { + rt2800_bbp_read(rt2x00dev, 30, &bbp); + bbp = 0x40; + rt2800_bbp_write(rt2x00dev, 30, bbp); + rt2800_rfcsr_write(rt2x00dev, 39, 0); + if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) + rt2800_rfcsr_write(rt2x00dev, 42, 0xfb); + else + rt2800_rfcsr_write(rt2x00dev, 42, 0x7b); + } else { + rt2800_bbp_read(rt2x00dev, 30, &bbp); + bbp = 0x1f; + rt2800_bbp_write(rt2x00dev, 30, bbp); + rt2800_rfcsr_write(rt2x00dev, 39, 0x80); + if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) + rt2800_rfcsr_write(rt2x00dev, 42, 0xdb); + else + rt2800_rfcsr_write(rt2x00dev, 42, 0x5b); + } + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, mac_sys_ctrl); +} + static void rt2800_bbp_write_with_rx_chain(struct rt2x00_dev *rt2x00dev, const unsigned int word, const u8 value) @@ -3171,7 +3533,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, struct channel_info *info) { u32 reg; - unsigned int tx_pin; + u32 tx_pin; u8 bbp, rfcsr; info->default_power1 = rt2800_txpower_to_dev(rt2x00dev, rf->channel, @@ -3216,6 +3578,9 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, case RF5592: rt2800_config_channel_rf55xx(rt2x00dev, conf, rf, info); break; + case RF7620: + rt2800_config_channel_rf7620(rt2x00dev, conf, rf, info); + break; default: rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); } @@ -3290,7 +3655,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, if (rf->channel <= 14) { if (!rt2x00_rt(rt2x00dev, RT5390) && - !rt2x00_rt(rt2x00dev, RT5392)) { + !rt2x00_rt(rt2x00dev, RT5392) && + !rt2x00_rt(rt2x00dev, RT6352)) { if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) { rt2800_bbp_write(rt2x00dev, 82, 0x62); rt2800_bbp_write(rt2x00dev, 75, 0x46); @@ -3310,7 +3676,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2800_bbp_write(rt2x00dev, 82, 0x94); else if (rt2x00_rt(rt2x00dev, RT3593)) rt2800_bbp_write(rt2x00dev, 82, 0x82); - else + else if (!rt2x00_rt(rt2x00dev, RT6352)) rt2800_bbp_write(rt2x00dev, 82, 0xf2); if (rt2x00_rt(rt2x00dev, RT3593)) @@ -3331,7 +3697,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, if (rt2x00_rt(rt2x00dev, RT3572)) rt2800_rfcsr_write(rt2x00dev, 8, 0); - tx_pin = 0; + rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin); switch (rt2x00dev->default_ant.tx_chain_num) { case 3: @@ -3380,6 +3746,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFTR_EN, 1); rt2x00_set_field32(&tx_pin, TX_PIN_CFG_TRSW_EN, 1); + rt2x00_set_field32(&tx_pin, TX_PIN_CFG_RFRX_EN, 1); /* mt7620 */ rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); @@ -3438,7 +3805,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, usleep_range(1000, 1500); } - if (rt2x00_rt(rt2x00dev, RT5592)) { + if (rt2x00_rt(rt2x00dev, RT5592) || rt2x00_rt(rt2x00dev, RT6352)) { rt2800_bbp_write(rt2x00dev, 195, 141); rt2800_bbp_write(rt2x00dev, 196, conf_is_ht40(conf) ? 0x10 : 0x1a); @@ -4125,6 +4492,128 @@ static void rt2800_config_txpower_rt3593(struct rt2x00_dev *rt2x00dev, (unsigned long) regs[i]); } +static void rt2800_config_txpower_rt6352(struct rt2x00_dev *rt2x00dev, + struct ieee80211_channel *chan, + int power_level) +{ + u32 reg, pwreg; + u16 eeprom; + u32 data, gdata; + u8 t, i; + enum nl80211_band band = chan->band; + int delta; + + /* Warn user if bw_comp is set in EEPROM */ + delta = rt2800_get_txpower_bw_comp(rt2x00dev, band); + + if (delta) + rt2x00_warn(rt2x00dev, "ignoring EEPROM HT40 power delta: %d\n", + delta); + + /* populate TX_PWR_CFG_0 up to TX_PWR_CFG_4 from EEPROM for HT20, limit + * value to 0x3f and replace 0x20 by 0x21 as this is what the vendor + * driver does as well, though it looks kinda wrong. + * Maybe some misunderstanding of what a signed 8-bit value is? Maybe + * the hardware has a problem handling 0x20, and as the code initially + * used a fixed offset between HT20 and HT40 rates they had to work- + * around that issue and most likely just forgot about it later on. + * Maybe we should use rt2800_get_txpower_bw_comp() here as well, + * however, the corresponding EEPROM value is not respected by the + * vendor driver, so maybe this is rather being taken care of the + * TXALC and the driver doesn't need to handle it...? + * Though this is all very awkward, just do as they did, as that's what + * board vendors expected when they populated the EEPROM... + */ + for (i = 0; i < 5; i++) { + rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, + i * 2, &eeprom); + + data = eeprom; + + t = eeprom & 0x3f; + if (t == 32) + t++; + + gdata = t; + + t = (eeprom & 0x3f00) >> 8; + if (t == 32) + t++; + + gdata |= (t << 8); + + rt2800_eeprom_read_from_array(rt2x00dev, EEPROM_TXPOWER_BYRATE, + (i * 2) + 1, &eeprom); + + t = eeprom & 0x3f; + if (t == 32) + t++; + + gdata |= (t << 16); + + t = (eeprom & 0x3f00) >> 8; + if (t == 32) + t++; + + gdata |= (t << 24); + data |= (eeprom << 16); + + if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)) { + /* HT20 */ + if (data != 0xffffffff) + rt2800_register_write(rt2x00dev, + TX_PWR_CFG_0 + (i * 4), + data); + } else { + /* HT40 */ + if (gdata != 0xffffffff) + rt2800_register_write(rt2x00dev, + TX_PWR_CFG_0 + (i * 4), + gdata); + } + } + + /* Aparently Ralink ran out of space in the BYRATE calibration section + * of the EERPOM which is copied to the corresponding TX_PWR_CFG_x + * registers. As recent 2T chips use 8-bit instead of 4-bit values for + * power-offsets more space would be needed. Ralink decided to keep the + * EEPROM layout untouched and rather have some shared values covering + * multiple bitrates. + * Populate the registers not covered by the EEPROM in the same way the + * vendor driver does. + */ + + /* For OFDM 54MBS use value from OFDM 48MBS */ + pwreg = 0; + rt2800_register_read(rt2x00dev, TX_PWR_CFG_1, ®); + t = rt2x00_get_field32(reg, TX_PWR_CFG_1B_48MBS); + rt2x00_set_field32(&pwreg, TX_PWR_CFG_7B_54MBS, t); + + /* For MCS 7 use value from MCS 6 */ + rt2800_register_read(rt2x00dev, TX_PWR_CFG_2, ®); + t = rt2x00_get_field32(reg, TX_PWR_CFG_2B_MCS6_MCS7); + rt2x00_set_field32(&pwreg, TX_PWR_CFG_7B_MCS7, t); + rt2800_register_write(rt2x00dev, TX_PWR_CFG_7, pwreg); + + /* For MCS 15 use value from MCS 14 */ + pwreg = 0; + rt2800_register_read(rt2x00dev, TX_PWR_CFG_3, ®); + t = rt2x00_get_field32(reg, TX_PWR_CFG_3B_MCS14); + rt2x00_set_field32(&pwreg, TX_PWR_CFG_8B_MCS15, t); + rt2800_register_write(rt2x00dev, TX_PWR_CFG_8, pwreg); + + /* For STBC MCS 7 use value from STBC MCS 6 */ + pwreg = 0; + rt2800_register_read(rt2x00dev, TX_PWR_CFG_4, ®); + t = rt2x00_get_field32(reg, TX_PWR_CFG_4B_STBC_MCS6); + rt2x00_set_field32(&pwreg, TX_PWR_CFG_9B_STBC_MCS7, t); + rt2800_register_write(rt2x00dev, TX_PWR_CFG_9, pwreg); + + rt2800_config_alc(rt2x00dev, chan, power_level); + + /* TODO: temperature compensation code! */ +} + /* * We configure transmit power using MAC TX_PWR_CFG_{0,...,N} registers and * BBP R1 register. TX_PWR_CFG_X allow to configure per rate TX power values, @@ -4321,6 +4810,8 @@ static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, { if (rt2x00_rt(rt2x00dev, RT3593)) rt2800_config_txpower_rt3593(rt2x00dev, chan, power_level); + else if (rt2x00_rt(rt2x00dev, RT6352)) + rt2800_config_txpower_rt6352(rt2x00dev, chan, power_level); else rt2800_config_txpower_rt28xx(rt2x00dev, chan, power_level); } @@ -4336,6 +4827,7 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev) { u32 tx_pin; u8 rfcsr; + unsigned long min_sleep = 0; /* * A voltage-controlled oscillator(VCO) is an electronic oscillator @@ -4374,6 +4866,15 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr); rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1); rt2800_rfcsr_write(rt2x00dev, 3, rfcsr); + min_sleep = 1000; + break; + case RF7620: + rt2800_rfcsr_write(rt2x00dev, 5, 0x40); + rt2800_rfcsr_write(rt2x00dev, 4, 0x0C); + rt2800_rfcsr_read(rt2x00dev, 4, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR4_VCOCAL_EN, 1); + rt2800_rfcsr_write(rt2x00dev, 4, rfcsr); + min_sleep = 2000; break; default: WARN_ONCE(1, "Not supported RF chipet %x for VCO recalibration", @@ -4381,7 +4882,8 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev) return; } - usleep_range(1000, 1500); + if (min_sleep > 0) + usleep_range(min_sleep, min_sleep * 2); rt2800_register_read(rt2x00dev, TX_PIN_CFG, &tx_pin); if (rt2x00dev->rf_channel <= 14) { @@ -4413,6 +4915,42 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev) } rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin); + if (rt2x00_rt(rt2x00dev, RT6352)) { + if (rt2x00dev->default_ant.tx_chain_num == 1) { + rt2800_bbp_write(rt2x00dev, 91, 0x07); + rt2800_bbp_write(rt2x00dev, 95, 0x1A); + rt2800_bbp_write(rt2x00dev, 195, 128); + rt2800_bbp_write(rt2x00dev, 196, 0xA0); + rt2800_bbp_write(rt2x00dev, 195, 170); + rt2800_bbp_write(rt2x00dev, 196, 0x12); + rt2800_bbp_write(rt2x00dev, 195, 171); + rt2800_bbp_write(rt2x00dev, 196, 0x10); + } else { + rt2800_bbp_write(rt2x00dev, 91, 0x06); + rt2800_bbp_write(rt2x00dev, 95, 0x9A); + rt2800_bbp_write(rt2x00dev, 195, 128); + rt2800_bbp_write(rt2x00dev, 196, 0xE0); + rt2800_bbp_write(rt2x00dev, 195, 170); + rt2800_bbp_write(rt2x00dev, 196, 0x30); + rt2800_bbp_write(rt2x00dev, 195, 171); + rt2800_bbp_write(rt2x00dev, 196, 0x30); + } + + if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) { + rt2800_bbp_write(rt2x00dev, 75, 0x60); + rt2800_bbp_write(rt2x00dev, 76, 0x44); + rt2800_bbp_write(rt2x00dev, 79, 0x1C); + rt2800_bbp_write(rt2x00dev, 80, 0x0C); + rt2800_bbp_write(rt2x00dev, 82, 0xB6); + } + + /* On 11A, We should delay and wait RF/BBP to be stable + * and the appropriate time should be 1000 micro seconds + * 2005/06/05 - On 11G, we also need this delay time. + * Otherwise it's difficult to pass the WHQL. + */ + usleep_range(1000, 1500); + } } EXPORT_SYMBOL_GPL(rt2800_vco_calibration); @@ -4511,7 +5049,8 @@ static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev) rt2x00_rt(rt2x00dev, RT3593) || rt2x00_rt(rt2x00dev, RT5390) || rt2x00_rt(rt2x00dev, RT5392) || - rt2x00_rt(rt2x00dev, RT5592)) + rt2x00_rt(rt2x00dev, RT5592) || + rt2x00_rt(rt2x00dev, RT6352)) vgc = 0x1c + (2 * rt2x00dev->lna_gain); else vgc = 0x2e + rt2x00dev->lna_gain; @@ -4738,7 +5277,8 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) 0x00000000); } } else if (rt2x00_rt(rt2x00dev, RT5390) || - rt2x00_rt(rt2x00dev, RT5392)) { + rt2x00_rt(rt2x00dev, RT5392) || + rt2x00_rt(rt2x00dev, RT6352)) { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); @@ -4748,6 +5288,24 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); } else if (rt2x00_rt(rt2x00dev, RT5350)) { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); + } else if (rt2x00_rt(rt2x00dev, RT6352)) { + rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401); + rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000); + rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); + rt2800_register_write(rt2x00dev, MIMO_PS_CFG, 0x00000002); + rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0x00150F0F); + rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x06060606); + rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0); + rt2800_register_write(rt2x00dev, TX1_BB_GAIN_ATTEN, 0x0); + rt2800_register_write(rt2x00dev, TX0_RF_GAIN_ATTEN, 0x6C6C666C); + rt2800_register_write(rt2x00dev, TX1_RF_GAIN_ATTEN, 0x6C6C666C); + rt2800_register_write(rt2x00dev, TX0_RF_GAIN_CORRECT, + 0x3630363A); + rt2800_register_write(rt2x00dev, TX1_RF_GAIN_CORRECT, + 0x3630363A); + rt2800_register_read(rt2x00dev, TX_ALC_CFG_1, ®); + rt2x00_set_field32(®, TX_ALC_CFG_1_ROS_BUSY_EN, 0); + rt2800_register_write(rt2x00dev, TX_ALC_CFG_1, reg); } else { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); @@ -5729,6 +6287,231 @@ static void rt2800_init_bbp_5592(struct rt2x00_dev *rt2x00dev) rt2800_bbp_write(rt2x00dev, 103, 0xc0); } +static void rt2800_bbp_glrt_write(struct rt2x00_dev *rt2x00dev, + const u8 reg, const u8 value) +{ + rt2800_bbp_write(rt2x00dev, 195, reg); + rt2800_bbp_write(rt2x00dev, 196, value); +} + +static void rt2800_bbp_dcoc_write(struct rt2x00_dev *rt2x00dev, + const u8 reg, const u8 value) +{ + rt2800_bbp_write(rt2x00dev, 158, reg); + rt2800_bbp_write(rt2x00dev, 159, value); +} + +static void rt2800_bbp_dcoc_read(struct rt2x00_dev *rt2x00dev, + const u8 reg, u8 *value) +{ + rt2800_bbp_write(rt2x00dev, 158, reg); + rt2800_bbp_read(rt2x00dev, 159, value); +} + +static void rt2800_init_bbp_6352(struct rt2x00_dev *rt2x00dev) +{ + u8 bbp; + + /* Apply Maximum Likelihood Detection (MLD) for 2 stream case */ + rt2800_bbp_read(rt2x00dev, 105, &bbp); + rt2x00_set_field8(&bbp, BBP105_MLD, + rt2x00dev->default_ant.rx_chain_num == 2); + rt2800_bbp_write(rt2x00dev, 105, bbp); + + /* Avoid data loss and CRC errors */ + rt2800_bbp4_mac_if_ctrl(rt2x00dev); + + /* Fix I/Q swap issue */ + rt2800_bbp_read(rt2x00dev, 1, &bbp); + bbp |= 0x04; + rt2800_bbp_write(rt2x00dev, 1, bbp); + + /* BBP for G band */ + rt2800_bbp_write(rt2x00dev, 3, 0x08); + rt2800_bbp_write(rt2x00dev, 4, 0x00); /* rt2800_bbp4_mac_if_ctrl? */ + rt2800_bbp_write(rt2x00dev, 6, 0x08); + rt2800_bbp_write(rt2x00dev, 14, 0x09); + rt2800_bbp_write(rt2x00dev, 15, 0xFF); + rt2800_bbp_write(rt2x00dev, 16, 0x01); + rt2800_bbp_write(rt2x00dev, 20, 0x06); + rt2800_bbp_write(rt2x00dev, 21, 0x00); + rt2800_bbp_write(rt2x00dev, 22, 0x00); + rt2800_bbp_write(rt2x00dev, 27, 0x00); + rt2800_bbp_write(rt2x00dev, 28, 0x00); + rt2800_bbp_write(rt2x00dev, 30, 0x00); + rt2800_bbp_write(rt2x00dev, 31, 0x48); + rt2800_bbp_write(rt2x00dev, 47, 0x40); + rt2800_bbp_write(rt2x00dev, 62, 0x00); + rt2800_bbp_write(rt2x00dev, 63, 0x00); + rt2800_bbp_write(rt2x00dev, 64, 0x00); + rt2800_bbp_write(rt2x00dev, 65, 0x2C); + rt2800_bbp_write(rt2x00dev, 66, 0x1C); + rt2800_bbp_write(rt2x00dev, 67, 0x20); + rt2800_bbp_write(rt2x00dev, 68, 0xDD); + rt2800_bbp_write(rt2x00dev, 69, 0x10); + rt2800_bbp_write(rt2x00dev, 70, 0x05); + rt2800_bbp_write(rt2x00dev, 73, 0x18); + rt2800_bbp_write(rt2x00dev, 74, 0x0F); + rt2800_bbp_write(rt2x00dev, 75, 0x60); + rt2800_bbp_write(rt2x00dev, 76, 0x44); + rt2800_bbp_write(rt2x00dev, 77, 0x59); + rt2800_bbp_write(rt2x00dev, 78, 0x1E); + rt2800_bbp_write(rt2x00dev, 79, 0x1C); + rt2800_bbp_write(rt2x00dev, 80, 0x0C); + rt2800_bbp_write(rt2x00dev, 81, 0x3A); + rt2800_bbp_write(rt2x00dev, 82, 0xB6); + rt2800_bbp_write(rt2x00dev, 83, 0x9A); + rt2800_bbp_write(rt2x00dev, 84, 0x9A); + rt2800_bbp_write(rt2x00dev, 86, 0x38); + rt2800_bbp_write(rt2x00dev, 88, 0x90); + rt2800_bbp_write(rt2x00dev, 91, 0x04); + rt2800_bbp_write(rt2x00dev, 92, 0x02); + rt2800_bbp_write(rt2x00dev, 95, 0x9A); + rt2800_bbp_write(rt2x00dev, 96, 0x00); + rt2800_bbp_write(rt2x00dev, 103, 0xC0); + rt2800_bbp_write(rt2x00dev, 104, 0x92); + /* FIXME BBP105 owerwrite */ + rt2800_bbp_write(rt2x00dev, 105, 0x3C); + rt2800_bbp_write(rt2x00dev, 106, 0x12); + rt2800_bbp_write(rt2x00dev, 109, 0x00); + rt2800_bbp_write(rt2x00dev, 134, 0x10); + rt2800_bbp_write(rt2x00dev, 135, 0xA6); + rt2800_bbp_write(rt2x00dev, 137, 0x04); + rt2800_bbp_write(rt2x00dev, 142, 0x30); + rt2800_bbp_write(rt2x00dev, 143, 0xF7); + rt2800_bbp_write(rt2x00dev, 160, 0xEC); + rt2800_bbp_write(rt2x00dev, 161, 0xC4); + rt2800_bbp_write(rt2x00dev, 162, 0x77); + rt2800_bbp_write(rt2x00dev, 163, 0xF9); + rt2800_bbp_write(rt2x00dev, 164, 0x00); + rt2800_bbp_write(rt2x00dev, 165, 0x00); + rt2800_bbp_write(rt2x00dev, 186, 0x00); + rt2800_bbp_write(rt2x00dev, 187, 0x00); + rt2800_bbp_write(rt2x00dev, 188, 0x00); + rt2800_bbp_write(rt2x00dev, 186, 0x00); + rt2800_bbp_write(rt2x00dev, 187, 0x01); + rt2800_bbp_write(rt2x00dev, 188, 0x00); + rt2800_bbp_write(rt2x00dev, 189, 0x00); + + rt2800_bbp_write(rt2x00dev, 91, 0x06); + rt2800_bbp_write(rt2x00dev, 92, 0x04); + rt2800_bbp_write(rt2x00dev, 93, 0x54); + rt2800_bbp_write(rt2x00dev, 99, 0x50); + rt2800_bbp_write(rt2x00dev, 148, 0x84); + rt2800_bbp_write(rt2x00dev, 167, 0x80); + rt2800_bbp_write(rt2x00dev, 178, 0xFF); + rt2800_bbp_write(rt2x00dev, 106, 0x13); + + /* BBP for G band GLRT function (BBP_128 ~ BBP_221) */ + rt2800_bbp_glrt_write(rt2x00dev, 0, 0x00); + rt2800_bbp_glrt_write(rt2x00dev, 1, 0x14); + rt2800_bbp_glrt_write(rt2x00dev, 2, 0x20); + rt2800_bbp_glrt_write(rt2x00dev, 3, 0x0A); + rt2800_bbp_glrt_write(rt2x00dev, 10, 0x16); + rt2800_bbp_glrt_write(rt2x00dev, 11, 0x06); + rt2800_bbp_glrt_write(rt2x00dev, 12, 0x02); + rt2800_bbp_glrt_write(rt2x00dev, 13, 0x07); + rt2800_bbp_glrt_write(rt2x00dev, 14, 0x05); + rt2800_bbp_glrt_write(rt2x00dev, 15, 0x09); + rt2800_bbp_glrt_write(rt2x00dev, 16, 0x20); + rt2800_bbp_glrt_write(rt2x00dev, 17, 0x08); + rt2800_bbp_glrt_write(rt2x00dev, 18, 0x4A); + rt2800_bbp_glrt_write(rt2x00dev, 19, 0x00); + rt2800_bbp_glrt_write(rt2x00dev, 20, 0x00); + rt2800_bbp_glrt_write(rt2x00dev, 128, 0xE0); + rt2800_bbp_glrt_write(rt2x00dev, 129, 0x1F); + rt2800_bbp_glrt_write(rt2x00dev, 130, 0x4F); + rt2800_bbp_glrt_write(rt2x00dev, 131, 0x32); + rt2800_bbp_glrt_write(rt2x00dev, 132, 0x08); + rt2800_bbp_glrt_write(rt2x00dev, 133, 0x28); + rt2800_bbp_glrt_write(rt2x00dev, 134, 0x19); + rt2800_bbp_glrt_write(rt2x00dev, 135, 0x0A); + rt2800_bbp_glrt_write(rt2x00dev, 138, 0x16); + rt2800_bbp_glrt_write(rt2x00dev, 139, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 140, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 141, 0x1A); + rt2800_bbp_glrt_write(rt2x00dev, 142, 0x36); + rt2800_bbp_glrt_write(rt2x00dev, 143, 0x2C); + rt2800_bbp_glrt_write(rt2x00dev, 144, 0x26); + rt2800_bbp_glrt_write(rt2x00dev, 145, 0x24); + rt2800_bbp_glrt_write(rt2x00dev, 146, 0x42); + rt2800_bbp_glrt_write(rt2x00dev, 147, 0x40); + rt2800_bbp_glrt_write(rt2x00dev, 148, 0x30); + rt2800_bbp_glrt_write(rt2x00dev, 149, 0x29); + rt2800_bbp_glrt_write(rt2x00dev, 150, 0x4C); + rt2800_bbp_glrt_write(rt2x00dev, 151, 0x46); + rt2800_bbp_glrt_write(rt2x00dev, 152, 0x3D); + rt2800_bbp_glrt_write(rt2x00dev, 153, 0x40); + rt2800_bbp_glrt_write(rt2x00dev, 154, 0x3E); + rt2800_bbp_glrt_write(rt2x00dev, 155, 0x38); + rt2800_bbp_glrt_write(rt2x00dev, 156, 0x3D); + rt2800_bbp_glrt_write(rt2x00dev, 157, 0x2F); + rt2800_bbp_glrt_write(rt2x00dev, 158, 0x3C); + rt2800_bbp_glrt_write(rt2x00dev, 159, 0x34); + rt2800_bbp_glrt_write(rt2x00dev, 160, 0x2C); + rt2800_bbp_glrt_write(rt2x00dev, 161, 0x2F); + rt2800_bbp_glrt_write(rt2x00dev, 162, 0x3C); + rt2800_bbp_glrt_write(rt2x00dev, 163, 0x35); + rt2800_bbp_glrt_write(rt2x00dev, 164, 0x2E); + rt2800_bbp_glrt_write(rt2x00dev, 165, 0x2F); + rt2800_bbp_glrt_write(rt2x00dev, 166, 0x49); + rt2800_bbp_glrt_write(rt2x00dev, 167, 0x41); + rt2800_bbp_glrt_write(rt2x00dev, 168, 0x36); + rt2800_bbp_glrt_write(rt2x00dev, 169, 0x39); + rt2800_bbp_glrt_write(rt2x00dev, 170, 0x30); + rt2800_bbp_glrt_write(rt2x00dev, 171, 0x30); + rt2800_bbp_glrt_write(rt2x00dev, 172, 0x0E); + rt2800_bbp_glrt_write(rt2x00dev, 173, 0x0D); + rt2800_bbp_glrt_write(rt2x00dev, 174, 0x28); + rt2800_bbp_glrt_write(rt2x00dev, 175, 0x21); + rt2800_bbp_glrt_write(rt2x00dev, 176, 0x1C); + rt2800_bbp_glrt_write(rt2x00dev, 177, 0x16); + rt2800_bbp_glrt_write(rt2x00dev, 178, 0x50); + rt2800_bbp_glrt_write(rt2x00dev, 179, 0x4A); + rt2800_bbp_glrt_write(rt2x00dev, 180, 0x43); + rt2800_bbp_glrt_write(rt2x00dev, 181, 0x50); + rt2800_bbp_glrt_write(rt2x00dev, 182, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 183, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 184, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 185, 0x10); + rt2800_bbp_glrt_write(rt2x00dev, 200, 0x7D); + rt2800_bbp_glrt_write(rt2x00dev, 201, 0x14); + rt2800_bbp_glrt_write(rt2x00dev, 202, 0x32); + rt2800_bbp_glrt_write(rt2x00dev, 203, 0x2C); + rt2800_bbp_glrt_write(rt2x00dev, 204, 0x36); + rt2800_bbp_glrt_write(rt2x00dev, 205, 0x4C); + rt2800_bbp_glrt_write(rt2x00dev, 206, 0x43); + rt2800_bbp_glrt_write(rt2x00dev, 207, 0x2C); + rt2800_bbp_glrt_write(rt2x00dev, 208, 0x2E); + rt2800_bbp_glrt_write(rt2x00dev, 209, 0x36); + rt2800_bbp_glrt_write(rt2x00dev, 210, 0x30); + rt2800_bbp_glrt_write(rt2x00dev, 211, 0x6E); + + /* BBP for G band DCOC function */ + rt2800_bbp_dcoc_write(rt2x00dev, 140, 0x0C); + rt2800_bbp_dcoc_write(rt2x00dev, 141, 0x00); + rt2800_bbp_dcoc_write(rt2x00dev, 142, 0x10); + rt2800_bbp_dcoc_write(rt2x00dev, 143, 0x10); + rt2800_bbp_dcoc_write(rt2x00dev, 144, 0x10); + rt2800_bbp_dcoc_write(rt2x00dev, 145, 0x10); + rt2800_bbp_dcoc_write(rt2x00dev, 146, 0x08); + rt2800_bbp_dcoc_write(rt2x00dev, 147, 0x40); + rt2800_bbp_dcoc_write(rt2x00dev, 148, 0x04); + rt2800_bbp_dcoc_write(rt2x00dev, 149, 0x04); + rt2800_bbp_dcoc_write(rt2x00dev, 150, 0x08); + rt2800_bbp_dcoc_write(rt2x00dev, 151, 0x08); + rt2800_bbp_dcoc_write(rt2x00dev, 152, 0x03); + rt2800_bbp_dcoc_write(rt2x00dev, 153, 0x03); + rt2800_bbp_dcoc_write(rt2x00dev, 154, 0x03); + rt2800_bbp_dcoc_write(rt2x00dev, 155, 0x02); + rt2800_bbp_dcoc_write(rt2x00dev, 156, 0x40); + rt2800_bbp_dcoc_write(rt2x00dev, 157, 0x40); + rt2800_bbp_dcoc_write(rt2x00dev, 158, 0x64); + rt2800_bbp_dcoc_write(rt2x00dev, 159, 0x64); + + rt2800_bbp4_mac_if_ctrl(rt2x00dev); +} + static void rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) { unsigned int i; @@ -5773,6 +6556,9 @@ static void rt2800_init_bbp(struct rt2x00_dev *rt2x00dev) case RT5592: rt2800_init_bbp_5592(rt2x00dev); return; + case RT6352: + rt2800_init_bbp_6352(rt2x00dev); + break; } for (i = 0; i < EEPROM_BBP_SIZE; i++) { @@ -6844,6 +7630,615 @@ static void rt2800_init_rfcsr_5592(struct rt2x00_dev *rt2x00dev) rt2800_led_open_drain_enable(rt2x00dev); } +static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, + bool set_bw, bool is_ht40) +{ + u8 bbp_val; + + rt2800_bbp_read(rt2x00dev, 21, &bbp_val); + bbp_val |= 0x1; + rt2800_bbp_write(rt2x00dev, 21, bbp_val); + usleep_range(100, 200); + + if (set_bw) { + rt2800_bbp_read(rt2x00dev, 4, &bbp_val); + rt2x00_set_field8(&bbp_val, BBP4_BANDWIDTH, 2 * is_ht40); + rt2800_bbp_write(rt2x00dev, 4, bbp_val); + usleep_range(100, 200); + } + + rt2800_bbp_read(rt2x00dev, 21, &bbp_val); + bbp_val &= (~0x1); + rt2800_bbp_write(rt2x00dev, 21, bbp_val); + usleep_range(100, 200); +} + +static int rt2800_rf_lp_config(struct rt2x00_dev *rt2x00dev, bool btxcal) +{ + u8 rf_val; + + if (btxcal) + rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x04); + else + rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x02); + + rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x06); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 17, &rf_val); + rf_val |= 0x80; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, rf_val); + + if (btxcal) { + rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, 0xC1); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, 0x20); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, 0x02); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 3, &rf_val); + rf_val &= (~0x3F); + rf_val |= 0x3F; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 4, &rf_val); + rf_val &= (~0x3F); + rf_val |= 0x3F; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rf_val); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 5, 0x31); + } else { + rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, 0xF1); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, 0x18); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, 0x02); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 3, &rf_val); + rf_val &= (~0x3F); + rf_val |= 0x34; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 4, &rf_val); + rf_val &= (~0x3F); + rf_val |= 0x34; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rf_val); + } + + return 0; +} + +static char rt2800_lp_tx_filter_bw_cal(struct rt2x00_dev *rt2x00dev) +{ + unsigned int cnt; + u8 bbp_val; + char cal_val; + + rt2800_bbp_dcoc_write(rt2x00dev, 0, 0x82); + + cnt = 0; + do { + usleep_range(500, 2000); + rt2800_bbp_read(rt2x00dev, 159, &bbp_val); + if (bbp_val == 0x02 || cnt == 20) + break; + + cnt++; + } while (cnt < 20); + + rt2800_bbp_dcoc_read(rt2x00dev, 0x39, &bbp_val); + cal_val = bbp_val & 0x7F; + if (cal_val >= 0x40) + cal_val -= 128; + + return cal_val; +} + +static void rt2800_bw_filter_calibration(struct rt2x00_dev *rt2x00dev, + bool btxcal) +{ + struct rt2800_drv_data *drv_data = rt2x00dev->drv_data; + u8 tx_agc_fc = 0, rx_agc_fc = 0, cmm_agc_fc; + u8 filter_target; + u8 tx_filter_target_20m = 0x09, tx_filter_target_40m = 0x02; + u8 rx_filter_target_20m = 0x27, rx_filter_target_40m = 0x31; + int loop = 0, is_ht40, cnt; + u8 bbp_val, rf_val; + char cal_r32_init, cal_r32_val, cal_diff; + u8 saverfb5r00, saverfb5r01, saverfb5r03, saverfb5r04, saverfb5r05; + u8 saverfb5r06, saverfb5r07; + u8 saverfb5r08, saverfb5r17, saverfb5r18, saverfb5r19, saverfb5r20; + u8 saverfb5r37, saverfb5r38, saverfb5r39, saverfb5r40, saverfb5r41; + u8 saverfb5r42, saverfb5r43, saverfb5r44, saverfb5r45, saverfb5r46; + u8 saverfb5r58, saverfb5r59; + u8 savebbp159r0, savebbp159r2, savebbpr23; + u32 MAC_RF_CONTROL0, MAC_RF_BYPASS0; + + /* Save MAC registers */ + rt2800_register_read(rt2x00dev, RF_CONTROL0, &MAC_RF_CONTROL0); + rt2800_register_read(rt2x00dev, RF_BYPASS0, &MAC_RF_BYPASS0); + + /* save BBP registers */ + rt2800_bbp_read(rt2x00dev, 23, &savebbpr23); + + rt2800_bbp_dcoc_read(rt2x00dev, 0, &savebbp159r0); + rt2800_bbp_dcoc_read(rt2x00dev, 2, &savebbp159r2); + + /* Save RF registers */ + rt2800_rfcsr_read_bank(rt2x00dev, 5, 0, &saverfb5r00); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 1, &saverfb5r01); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 3, &saverfb5r03); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 4, &saverfb5r04); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 5, &saverfb5r05); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 6, &saverfb5r06); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 7, &saverfb5r07); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 8, &saverfb5r08); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 17, &saverfb5r17); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 18, &saverfb5r18); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 19, &saverfb5r19); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 20, &saverfb5r20); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 37, &saverfb5r37); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 38, &saverfb5r38); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 39, &saverfb5r39); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 40, &saverfb5r40); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 41, &saverfb5r41); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 42, &saverfb5r42); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 43, &saverfb5r43); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 44, &saverfb5r44); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 45, &saverfb5r45); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 46, &saverfb5r46); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 58, &saverfb5r58); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 59, &saverfb5r59); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 0, &rf_val); + rf_val |= 0x3; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, rf_val); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 1, &rf_val); + rf_val |= 0x1; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, rf_val); + + cnt = 0; + do { + usleep_range(500, 2000); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 1, &rf_val); + if (((rf_val & 0x1) == 0x00) || (cnt == 40)) + break; + cnt++; + } while (cnt < 40); + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 0, &rf_val); + rf_val &= (~0x3); + rf_val |= 0x1; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, rf_val); + + /* I-3 */ + rt2800_bbp_read(rt2x00dev, 23, &bbp_val); + bbp_val &= (~0x1F); + bbp_val |= 0x10; + rt2800_bbp_write(rt2x00dev, 23, bbp_val); + + do { + /* I-4,5,6,7,8,9 */ + if (loop == 0) { + is_ht40 = false; + + if (btxcal) + filter_target = tx_filter_target_20m; + else + filter_target = rx_filter_target_20m; + } else { + is_ht40 = true; + + if (btxcal) + filter_target = tx_filter_target_40m; + else + filter_target = rx_filter_target_40m; + } + + rt2800_rfcsr_read_bank(rt2x00dev, 5, 8, &rf_val); + rf_val &= (~0x04); + if (loop == 1) + rf_val |= 0x4; + + rt2800_rfcsr_write_bank(rt2x00dev, 5, 8, rf_val); + + rt2800_bbp_core_soft_reset(rt2x00dev, true, is_ht40); + + rt2800_rf_lp_config(rt2x00dev, btxcal); + if (btxcal) { + tx_agc_fc = 0; + rt2800_rfcsr_read_bank(rt2x00dev, 5, 58, &rf_val); + rf_val &= (~0x7F); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 59, &rf_val); + rf_val &= (~0x7F); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rf_val); + } else { + rx_agc_fc = 0; + rt2800_rfcsr_read_bank(rt2x00dev, 5, 6, &rf_val); + rf_val &= (~0x7F); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 7, &rf_val); + rf_val &= (~0x7F); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rf_val); + } + + usleep_range(1000, 2000); + + rt2800_bbp_dcoc_read(rt2x00dev, 2, &bbp_val); + bbp_val &= (~0x6); + rt2800_bbp_dcoc_write(rt2x00dev, 2, bbp_val); + + rt2800_bbp_core_soft_reset(rt2x00dev, false, is_ht40); + + cal_r32_init = rt2800_lp_tx_filter_bw_cal(rt2x00dev); + + rt2800_bbp_dcoc_read(rt2x00dev, 2, &bbp_val); + bbp_val |= 0x6; + rt2800_bbp_dcoc_write(rt2x00dev, 2, bbp_val); +do_cal: + if (btxcal) { + rt2800_rfcsr_read_bank(rt2x00dev, 5, 58, &rf_val); + rf_val &= (~0x7F); + rf_val |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 59, &rf_val); + rf_val &= (~0x7F); + rf_val |= tx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, rf_val); + } else { + rt2800_rfcsr_read_bank(rt2x00dev, 5, 6, &rf_val); + rf_val &= (~0x7F); + rf_val |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, rf_val); + rt2800_rfcsr_read_bank(rt2x00dev, 5, 7, &rf_val); + rf_val &= (~0x7F); + rf_val |= rx_agc_fc; + rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, rf_val); + } + + usleep_range(500, 1000); + + rt2800_bbp_core_soft_reset(rt2x00dev, false, is_ht40); + + cal_r32_val = rt2800_lp_tx_filter_bw_cal(rt2x00dev); + + cal_diff = cal_r32_init - cal_r32_val; + + if (btxcal) + cmm_agc_fc = tx_agc_fc; + else + cmm_agc_fc = rx_agc_fc; + + if (((cal_diff > filter_target) && (cmm_agc_fc == 0)) || + ((cal_diff < filter_target) && (cmm_agc_fc == 0x3f))) { + if (btxcal) + tx_agc_fc = 0; + else + rx_agc_fc = 0; + } else if ((cal_diff <= filter_target) && (cmm_agc_fc < 0x3f)) { + if (btxcal) + tx_agc_fc++; + else + rx_agc_fc++; + goto do_cal; + } + + if (btxcal) { + if (loop == 0) + drv_data->tx_calibration_bw20 = tx_agc_fc; + else + drv_data->tx_calibration_bw40 = tx_agc_fc; + } else { + if (loop == 0) + drv_data->rx_calibration_bw20 = rx_agc_fc; + else + drv_data->rx_calibration_bw40 = rx_agc_fc; + } + + loop++; + } while (loop <= 1); + + rt2800_rfcsr_write_bank(rt2x00dev, 5, 0, saverfb5r00); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, saverfb5r01); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, saverfb5r03); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r04); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 5, saverfb5r05); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 6, saverfb5r06); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 7, saverfb5r07); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 8, saverfb5r08); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, saverfb5r17); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, saverfb5r18); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, saverfb5r19); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, saverfb5r20); + + rt2800_rfcsr_write_bank(rt2x00dev, 5, 37, saverfb5r37); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 38, saverfb5r38); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 39, saverfb5r39); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 40, saverfb5r40); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 41, saverfb5r41); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 42, saverfb5r42); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 43, saverfb5r43); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 44, saverfb5r44); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 45, saverfb5r45); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 46, saverfb5r46); + + rt2800_rfcsr_write_bank(rt2x00dev, 5, 58, saverfb5r58); + rt2800_rfcsr_write_bank(rt2x00dev, 5, 59, saverfb5r59); + + rt2800_bbp_write(rt2x00dev, 23, savebbpr23); + + rt2800_bbp_dcoc_write(rt2x00dev, 0, savebbp159r0); + rt2800_bbp_dcoc_write(rt2x00dev, 2, savebbp159r2); + + rt2800_bbp_read(rt2x00dev, 4, &bbp_val); + rt2x00_set_field8(&bbp_val, BBP4_BANDWIDTH, + 2 * test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags)); + rt2800_bbp_write(rt2x00dev, 4, bbp_val); + + rt2800_register_write(rt2x00dev, RF_CONTROL0, MAC_RF_CONTROL0); + rt2800_register_write(rt2x00dev, RF_BYPASS0, MAC_RF_BYPASS0); +} + +static void rt2800_init_rfcsr_6352(struct rt2x00_dev *rt2x00dev) +{ + /* Initialize RF central register to default value */ + rt2800_rfcsr_write(rt2x00dev, 0, 0x02); + rt2800_rfcsr_write(rt2x00dev, 1, 0x03); + rt2800_rfcsr_write(rt2x00dev, 2, 0x33); + rt2800_rfcsr_write(rt2x00dev, 3, 0xFF); + rt2800_rfcsr_write(rt2x00dev, 4, 0x0C); + rt2800_rfcsr_write(rt2x00dev, 5, 0x40); + rt2800_rfcsr_write(rt2x00dev, 6, 0x00); + rt2800_rfcsr_write(rt2x00dev, 7, 0x00); + rt2800_rfcsr_write(rt2x00dev, 8, 0x00); + rt2800_rfcsr_write(rt2x00dev, 9, 0x00); + rt2800_rfcsr_write(rt2x00dev, 10, 0x00); + rt2800_rfcsr_write(rt2x00dev, 11, 0x00); + rt2800_rfcsr_write(rt2x00dev, 12, rt2x00dev->freq_offset); + rt2800_rfcsr_write(rt2x00dev, 13, 0x00); + rt2800_rfcsr_write(rt2x00dev, 14, 0x40); + rt2800_rfcsr_write(rt2x00dev, 15, 0x22); + rt2800_rfcsr_write(rt2x00dev, 16, 0x4C); + rt2800_rfcsr_write(rt2x00dev, 17, 0x00); + rt2800_rfcsr_write(rt2x00dev, 18, 0x00); + rt2800_rfcsr_write(rt2x00dev, 19, 0x00); + rt2800_rfcsr_write(rt2x00dev, 20, 0xA0); + rt2800_rfcsr_write(rt2x00dev, 21, 0x12); + rt2800_rfcsr_write(rt2x00dev, 22, 0x07); + rt2800_rfcsr_write(rt2x00dev, 23, 0x13); + rt2800_rfcsr_write(rt2x00dev, 24, 0xFE); + rt2800_rfcsr_write(rt2x00dev, 25, 0x24); + rt2800_rfcsr_write(rt2x00dev, 26, 0x7A); + rt2800_rfcsr_write(rt2x00dev, 27, 0x00); + rt2800_rfcsr_write(rt2x00dev, 28, 0x00); + rt2800_rfcsr_write(rt2x00dev, 29, 0x05); + rt2800_rfcsr_write(rt2x00dev, 30, 0x00); + rt2800_rfcsr_write(rt2x00dev, 31, 0x00); + rt2800_rfcsr_write(rt2x00dev, 32, 0x00); + rt2800_rfcsr_write(rt2x00dev, 33, 0x00); + rt2800_rfcsr_write(rt2x00dev, 34, 0x00); + rt2800_rfcsr_write(rt2x00dev, 35, 0x00); + rt2800_rfcsr_write(rt2x00dev, 36, 0x00); + rt2800_rfcsr_write(rt2x00dev, 37, 0x00); + rt2800_rfcsr_write(rt2x00dev, 38, 0x00); + rt2800_rfcsr_write(rt2x00dev, 39, 0x00); + rt2800_rfcsr_write(rt2x00dev, 40, 0x00); + rt2800_rfcsr_write(rt2x00dev, 41, 0xD0); + rt2800_rfcsr_write(rt2x00dev, 42, 0x5B); + rt2800_rfcsr_write(rt2x00dev, 43, 0x00); + + rt2800_rfcsr_write(rt2x00dev, 11, 0x21); + if (rt2800_clk_is_20mhz(rt2x00dev)) + rt2800_rfcsr_write(rt2x00dev, 13, 0x03); + else + rt2800_rfcsr_write(rt2x00dev, 13, 0x00); + rt2800_rfcsr_write(rt2x00dev, 14, 0x7C); + rt2800_rfcsr_write(rt2x00dev, 16, 0x80); + rt2800_rfcsr_write(rt2x00dev, 17, 0x99); + rt2800_rfcsr_write(rt2x00dev, 18, 0x99); + rt2800_rfcsr_write(rt2x00dev, 19, 0x09); + rt2800_rfcsr_write(rt2x00dev, 20, 0x50); + rt2800_rfcsr_write(rt2x00dev, 21, 0xB0); + rt2800_rfcsr_write(rt2x00dev, 22, 0x00); + rt2800_rfcsr_write(rt2x00dev, 23, 0x06); + rt2800_rfcsr_write(rt2x00dev, 24, 0x00); + rt2800_rfcsr_write(rt2x00dev, 25, 0x00); + rt2800_rfcsr_write(rt2x00dev, 26, 0x5D); + rt2800_rfcsr_write(rt2x00dev, 27, 0x00); + rt2800_rfcsr_write(rt2x00dev, 28, 0x61); + rt2800_rfcsr_write(rt2x00dev, 29, 0xB5); + rt2800_rfcsr_write(rt2x00dev, 43, 0x02); + + rt2800_rfcsr_write(rt2x00dev, 28, 0x62); + rt2800_rfcsr_write(rt2x00dev, 29, 0xAD); + rt2800_rfcsr_write(rt2x00dev, 39, 0x80); + + /* Initialize RF channel register to default value */ + rt2800_rfcsr_write_chanreg(rt2x00dev, 0, 0x03); + rt2800_rfcsr_write_chanreg(rt2x00dev, 1, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 2, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 3, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 4, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 5, 0x08); + rt2800_rfcsr_write_chanreg(rt2x00dev, 6, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 7, 0x51); + rt2800_rfcsr_write_chanreg(rt2x00dev, 8, 0x53); + rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x16); + rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x61); + rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x53); + rt2800_rfcsr_write_chanreg(rt2x00dev, 12, 0x22); + rt2800_rfcsr_write_chanreg(rt2x00dev, 13, 0x3D); + rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x06); + rt2800_rfcsr_write_chanreg(rt2x00dev, 15, 0x13); + rt2800_rfcsr_write_chanreg(rt2x00dev, 16, 0x22); + rt2800_rfcsr_write_chanreg(rt2x00dev, 17, 0x27); + rt2800_rfcsr_write_chanreg(rt2x00dev, 18, 0x02); + rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA7); + rt2800_rfcsr_write_chanreg(rt2x00dev, 20, 0x01); + rt2800_rfcsr_write_chanreg(rt2x00dev, 21, 0x52); + rt2800_rfcsr_write_chanreg(rt2x00dev, 22, 0x80); + rt2800_rfcsr_write_chanreg(rt2x00dev, 23, 0xB3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 24, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 25, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 26, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 27, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x5C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 29, 0x6B); + rt2800_rfcsr_write_chanreg(rt2x00dev, 30, 0x6B); + rt2800_rfcsr_write_chanreg(rt2x00dev, 31, 0x31); + rt2800_rfcsr_write_chanreg(rt2x00dev, 32, 0x5D); + rt2800_rfcsr_write_chanreg(rt2x00dev, 33, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 34, 0xE6); + rt2800_rfcsr_write_chanreg(rt2x00dev, 35, 0x55); + rt2800_rfcsr_write_chanreg(rt2x00dev, 36, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 37, 0xBB); + rt2800_rfcsr_write_chanreg(rt2x00dev, 38, 0xB3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 39, 0xB3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 40, 0x03); + rt2800_rfcsr_write_chanreg(rt2x00dev, 41, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 42, 0x00); + rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xB3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xD3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xD5); + rt2800_rfcsr_write_chanreg(rt2x00dev, 46, 0x07); + rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x68); + rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xEF); + rt2800_rfcsr_write_chanreg(rt2x00dev, 49, 0x1C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 54, 0x07); + rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0xA8); + rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0x85); + rt2800_rfcsr_write_chanreg(rt2x00dev, 57, 0x10); + rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x07); + rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6A); + rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0x85); + rt2800_rfcsr_write_chanreg(rt2x00dev, 61, 0x10); + rt2800_rfcsr_write_chanreg(rt2x00dev, 62, 0x1C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 63, 0x00); + + rt2800_rfcsr_write_bank(rt2x00dev, 6, 45, 0xC5); + + rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x47); + rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x71); + rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x33); + rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x0E); + rt2800_rfcsr_write_chanreg(rt2x00dev, 17, 0x23); + rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA4); + rt2800_rfcsr_write_chanreg(rt2x00dev, 20, 0x02); + rt2800_rfcsr_write_chanreg(rt2x00dev, 21, 0x12); + rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x1C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 29, 0xEB); + rt2800_rfcsr_write_chanreg(rt2x00dev, 32, 0x7D); + rt2800_rfcsr_write_chanreg(rt2x00dev, 34, 0xD6); + rt2800_rfcsr_write_chanreg(rt2x00dev, 36, 0x08); + rt2800_rfcsr_write_chanreg(rt2x00dev, 38, 0xB4); + rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xD3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xB3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xD5); + rt2800_rfcsr_write_chanreg(rt2x00dev, 46, 0x27); + rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x69); + rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xFF); + rt2800_rfcsr_write_chanreg(rt2x00dev, 54, 0x20); + rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x66); + rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0xFF); + rt2800_rfcsr_write_chanreg(rt2x00dev, 57, 0x1C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x20); + rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6B); + rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0xF7); + rt2800_rfcsr_write_chanreg(rt2x00dev, 61, 0x09); + + rt2800_rfcsr_write_chanreg(rt2x00dev, 10, 0x51); + rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x06); + rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0xA7); + rt2800_rfcsr_write_chanreg(rt2x00dev, 28, 0x2C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x64); + rt2800_rfcsr_write_chanreg(rt2x00dev, 8, 0x51); + rt2800_rfcsr_write_chanreg(rt2x00dev, 9, 0x36); + rt2800_rfcsr_write_chanreg(rt2x00dev, 11, 0x53); + rt2800_rfcsr_write_chanreg(rt2x00dev, 14, 0x16); + + rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x6C); + rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0xFC); + rt2800_rfcsr_write_chanreg(rt2x00dev, 49, 0x1F); + rt2800_rfcsr_write_chanreg(rt2x00dev, 54, 0x27); + rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x66); + rt2800_rfcsr_write_chanreg(rt2x00dev, 59, 0x6B); + + /* Initialize RF channel register for DRQFN */ + rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0xD3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0xE3); + rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0xE5); + rt2800_rfcsr_write_chanreg(rt2x00dev, 47, 0x28); + rt2800_rfcsr_write_chanreg(rt2x00dev, 55, 0x68); + rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0xF7); + rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x02); + rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0xC7); + + /* Initialize RF DC calibration register to default value */ + rt2800_rfcsr_write_dccal(rt2x00dev, 0, 0x47); + rt2800_rfcsr_write_dccal(rt2x00dev, 1, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 2, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 6, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 7, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 8, 0x04); + rt2800_rfcsr_write_dccal(rt2x00dev, 9, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 10, 0x07); + rt2800_rfcsr_write_dccal(rt2x00dev, 11, 0x01); + rt2800_rfcsr_write_dccal(rt2x00dev, 12, 0x07); + rt2800_rfcsr_write_dccal(rt2x00dev, 13, 0x07); + rt2800_rfcsr_write_dccal(rt2x00dev, 14, 0x07); + rt2800_rfcsr_write_dccal(rt2x00dev, 15, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 16, 0x22); + rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 18, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 19, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 20, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 21, 0xF1); + rt2800_rfcsr_write_dccal(rt2x00dev, 22, 0x11); + rt2800_rfcsr_write_dccal(rt2x00dev, 23, 0x02); + rt2800_rfcsr_write_dccal(rt2x00dev, 24, 0x41); + rt2800_rfcsr_write_dccal(rt2x00dev, 25, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 26, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 27, 0xD7); + rt2800_rfcsr_write_dccal(rt2x00dev, 28, 0xA2); + rt2800_rfcsr_write_dccal(rt2x00dev, 29, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 30, 0x49); + rt2800_rfcsr_write_dccal(rt2x00dev, 31, 0x20); + rt2800_rfcsr_write_dccal(rt2x00dev, 32, 0x04); + rt2800_rfcsr_write_dccal(rt2x00dev, 33, 0xF1); + rt2800_rfcsr_write_dccal(rt2x00dev, 34, 0xA1); + rt2800_rfcsr_write_dccal(rt2x00dev, 35, 0x01); + rt2800_rfcsr_write_dccal(rt2x00dev, 41, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 42, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 43, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 44, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 45, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 46, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 47, 0x3E); + rt2800_rfcsr_write_dccal(rt2x00dev, 48, 0x3D); + rt2800_rfcsr_write_dccal(rt2x00dev, 49, 0x3E); + rt2800_rfcsr_write_dccal(rt2x00dev, 50, 0x3D); + rt2800_rfcsr_write_dccal(rt2x00dev, 51, 0x3E); + rt2800_rfcsr_write_dccal(rt2x00dev, 52, 0x3D); + rt2800_rfcsr_write_dccal(rt2x00dev, 53, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 54, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 55, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 56, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 57, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 58, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 59, 0x10); + rt2800_rfcsr_write_dccal(rt2x00dev, 60, 0x0A); + rt2800_rfcsr_write_dccal(rt2x00dev, 61, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 62, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 63, 0x00); + + rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x08); + rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x04); + rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x20); + + rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x7C); + + rt2800_bw_filter_calibration(rt2x00dev, true); + rt2800_bw_filter_calibration(rt2x00dev, false); +} + static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) { if (rt2800_is_305x_soc(rt2x00dev)) { @@ -6884,6 +8279,9 @@ static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) case RT5592: rt2800_init_rfcsr_5592(rt2x00dev); break; + case RT6352: + rt2800_init_rfcsr_6352(rt2x00dev); + break; } } @@ -7250,7 +8648,8 @@ static int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) */ if (rt2x00_rt(rt2x00dev, RT3290) || rt2x00_rt(rt2x00dev, RT5390) || - rt2x00_rt(rt2x00dev, RT5392)) + rt2x00_rt(rt2x00dev, RT5392) || + rt2x00_rt(rt2x00dev, RT6352)) rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &rf); else if (rt2x00_rt(rt2x00dev, RT3352)) rf = RF3322; @@ -7282,6 +8681,7 @@ static int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) case RF5390: case RF5392: case RF5592: + case RF7620: break; default: rt2x00_err(rt2x00dev, "Invalid RF chipset 0x%04x detected\n", @@ -7689,6 +9089,23 @@ static const struct rf_channel rf_vals_5592_xtal40[] = { {196, 83, 0, 12, 1}, }; +static const struct rf_channel rf_vals_7620[] = { + {1, 0x50, 0x99, 0x99, 1}, + {2, 0x50, 0x44, 0x44, 2}, + {3, 0x50, 0xEE, 0xEE, 2}, + {4, 0x50, 0x99, 0x99, 3}, + {5, 0x51, 0x44, 0x44, 0}, + {6, 0x51, 0xEE, 0xEE, 0}, + {7, 0x51, 0x99, 0x99, 1}, + {8, 0x51, 0x44, 0x44, 2}, + {9, 0x51, 0xEE, 0xEE, 2}, + {10, 0x51, 0x99, 0x99, 3}, + {11, 0x52, 0x44, 0x44, 0}, + {12, 0x52, 0xEE, 0xEE, 0}, + {13, 0x52, 0x99, 0x99, 1}, + {14, 0x52, 0x33, 0x33, 3}, +}; + static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) { struct hw_mode_spec *spec = &rt2x00dev->spec; @@ -7792,6 +9209,11 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) spec->channels = rf_vals_3x; break; + case RF7620: + spec->num_channels = ARRAY_SIZE(rf_vals_7620); + spec->channels = rf_vals_7620; + break; + case RF3052: case RF3053: spec->num_channels = ARRAY_SIZE(rf_vals_3x); @@ -7923,6 +9345,7 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) case RF5390: case RF5392: case RF5592: + case RF7620: __set_bit(CAPABILITY_VCO_RECALIBRATION, &rt2x00dev->cap_flags); break; } @@ -7967,6 +9390,9 @@ static int rt2800_probe_rt(struct rt2x00_dev *rt2x00dev) return -ENODEV; } + if (rt == RT5390 && rt2x00_is_soc(rt2x00dev)) + rt = RT6352; + rt2x00_set_rt(rt2x00dev, rt, rev); return 0; diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.h b/drivers/net/wireless/ralink/rt2x00/rt2800lib.h index 0a8b4df665fe..f357531d9488 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.h @@ -20,6 +20,34 @@ #ifndef RT2800LIB_H #define RT2800LIB_H +/* + * Hardware has 255 WCID table entries. First 32 entries are reserved for + * shared keys. Since parts of the pairwise key table might be shared with + * the beacon frame buffers 6 & 7 we could only use the first 222 entries. + */ +#define WCID_START 33 +#define WCID_END 222 +#define STA_IDS_SIZE (WCID_END - WCID_START + 2) + +/* RT2800 driver data structure */ +struct rt2800_drv_data { + u8 calibration_bw20; + u8 calibration_bw40; + char rx_calibration_bw20; + char rx_calibration_bw40; + char tx_calibration_bw20; + char tx_calibration_bw40; + u8 bbp25; + u8 bbp26; + u8 txmixer_gain_24g; + u8 txmixer_gain_5g; + u8 max_psdu; + unsigned int tbtt_tick; + unsigned int ampdu_factor_cnt[4]; + DECLARE_BITMAP(sta_ids, STA_IDS_SIZE); + struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE]; +}; + struct rt2800_ops { void (*register_read)(struct rt2x00_dev *rt2x00dev, const unsigned int offset, u32 *value); @@ -167,7 +195,8 @@ void rt2800_write_tx_data(struct queue_entry *entry, struct txentry_desc *txdesc); void rt2800_process_rxwi(struct queue_entry *entry, struct rxdone_entry_desc *txdesc); -void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32* txwi); +void rt2800_txdone_entry(struct queue_entry *entry, u32 status, __le32 *txwi, + bool match); void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc); void rt2800_clear_beacon(struct queue_entry *entry); diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c index de4790b41be7..3ab3b5323897 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c @@ -239,7 +239,7 @@ static bool rt2800mmio_txdone_release_entries(struct queue_entry *entry, { if (test_bit(ENTRY_DATA_STATUS_SET, &entry->flags)) { rt2800_txdone_entry(entry, entry->status, - rt2800mmio_get_txwi(entry)); + rt2800mmio_get_txwi(entry), true); return false; } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800usb.c b/drivers/net/wireless/ralink/rt2x00/rt2800usb.c index 205a7b8ac8a7..f11e3f532a84 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800usb.c @@ -501,8 +501,7 @@ static int rt2800usb_get_tx_data_len(struct queue_entry *entry) /* * TX control handlers */ -static enum txdone_entry_desc_flags -rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg) +static bool rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg) { __le32 *txwi; u32 word; @@ -515,7 +514,7 @@ rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg) * frame. */ if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags)) - return TXDONE_FAILURE; + return false; wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID); ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED); @@ -537,10 +536,10 @@ rt2800usb_txdone_entry_check(struct queue_entry *entry, u32 reg) rt2x00_dbg(entry->queue->rt2x00dev, "TX status report missed for queue %d entry %d\n", entry->queue->qid, entry->entry_idx); - return TXDONE_UNKNOWN; + return false; } - return TXDONE_SUCCESS; + return true; } static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev) @@ -549,7 +548,7 @@ static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev) struct queue_entry *entry; u32 reg; u8 qid; - enum txdone_entry_desc_flags done_status; + bool match; while (kfifo_get(&rt2x00dev->txstatus_fifo, ®)) { /* @@ -574,11 +573,8 @@ static void rt2800usb_txdone(struct rt2x00_dev *rt2x00dev) break; } - done_status = rt2800usb_txdone_entry_check(entry, reg); - if (likely(done_status == TXDONE_SUCCESS)) - rt2800_txdone_entry(entry, reg, rt2800usb_get_txwi(entry)); - else - rt2x00lib_txdone_noinfo(entry, done_status); + match = rt2800usb_txdone_entry_check(entry, reg); + rt2800_txdone_entry(entry, reg, rt2800usb_get_txwi(entry), match); } } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h index 340787894c69..8fdd2f9726ee 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h @@ -174,6 +174,7 @@ struct rt2x00_chip { #define RT5390 0x5390 /* 2.4GHz */ #define RT5392 0x5392 /* 2.4GHz */ #define RT5592 0x5592 +#define RT6352 0x6352 /* WSOC 2.4GHz */ u16 rf; u16 rev; @@ -1396,7 +1397,7 @@ void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop); * rt2x00debug_dump_frame - Dump a frame to userspace through debugfs. * @rt2x00dev: Pointer to &struct rt2x00_dev. * @type: The type of frame that is being dumped. - * @skb: The skb containing the frame to be dumped. + * @entry: The queue entry containing the frame to be dumped. */ #ifdef CONFIG_RT2X00_LIB_DEBUGFS void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, @@ -1425,6 +1426,8 @@ void rt2x00lib_dmastart(struct queue_entry *entry); void rt2x00lib_dmadone(struct queue_entry *entry); void rt2x00lib_txdone(struct queue_entry *entry, struct txdone_entry_desc *txdesc); +void rt2x00lib_txdone_nomatch(struct queue_entry *entry, + struct txdone_entry_desc *txdesc); void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status); void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp); diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c index dd6678109b7e..e95d2aad3b3f 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c @@ -313,73 +313,14 @@ static inline int rt2x00lib_txdone_bar_status(struct queue_entry *entry) return ret; } -void rt2x00lib_txdone(struct queue_entry *entry, - struct txdone_entry_desc *txdesc) +static void rt2x00lib_fill_tx_status(struct rt2x00_dev *rt2x00dev, + struct ieee80211_tx_info *tx_info, + struct skb_frame_desc *skbdesc, + struct txdone_entry_desc *txdesc, + bool success) { - struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); - unsigned int header_length, i; u8 rate_idx, rate_flags, retry_rates; - u8 skbdesc_flags = skbdesc->flags; - bool success; - - /* - * Unmap the skb. - */ - rt2x00queue_unmap_skb(entry); - - /* - * Remove the extra tx headroom from the skb. - */ - skb_pull(entry->skb, rt2x00dev->extra_tx_headroom); - - /* - * Signal that the TX descriptor is no longer in the skb. - */ - skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; - - /* - * Determine the length of 802.11 header. - */ - header_length = ieee80211_get_hdrlen_from_skb(entry->skb); - - /* - * Remove L2 padding which was added during - */ - if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD)) - rt2x00queue_remove_l2pad(entry->skb, header_length); - - /* - * If the IV/EIV data was stripped from the frame before it was - * passed to the hardware, we should now reinsert it again because - * mac80211 will expect the same data to be present it the - * frame as it was passed to us. - */ - if (rt2x00_has_cap_hw_crypto(rt2x00dev)) - rt2x00crypto_tx_insert_iv(entry->skb, header_length); - - /* - * Send frame to debugfs immediately, after this call is completed - * we are going to overwrite the skb->cb array. - */ - rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry); - - /* - * Determine if the frame has been successfully transmitted and - * remove BARs from our check list while checking for their - * TX status. - */ - success = - rt2x00lib_txdone_bar_status(entry) || - test_bit(TXDONE_SUCCESS, &txdesc->flags) || - test_bit(TXDONE_UNKNOWN, &txdesc->flags); - - /* - * Update TX statistics. - */ - rt2x00dev->link.qual.tx_success += success; - rt2x00dev->link.qual.tx_failed += !success; + int i; rate_idx = skbdesc->tx_rate_idx; rate_flags = skbdesc->tx_rate_flags; @@ -416,6 +357,9 @@ void rt2x00lib_txdone(struct queue_entry *entry, if (i < (IEEE80211_TX_MAX_RATES - 1)) tx_info->status.rates[i].idx = -1; /* terminate */ + if (test_bit(TXDONE_NO_ACK_REQ, &txdesc->flags)) + tx_info->flags |= IEEE80211_TX_CTL_NO_ACK; + if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) { if (success) tx_info->flags |= IEEE80211_TX_STAT_ACK; @@ -434,7 +378,8 @@ void rt2x00lib_txdone(struct queue_entry *entry, */ if (test_bit(TXDONE_AMPDU, &txdesc->flags) || tx_info->flags & IEEE80211_TX_CTL_AMPDU) { - tx_info->flags |= IEEE80211_TX_STAT_AMPDU; + tx_info->flags |= IEEE80211_TX_STAT_AMPDU | + IEEE80211_TX_CTL_AMPDU; tx_info->status.ampdu_len = 1; tx_info->status.ampdu_ack_len = success ? 1 : 0; @@ -448,21 +393,11 @@ void rt2x00lib_txdone(struct queue_entry *entry, else rt2x00dev->low_level_stats.dot11RTSFailureCount++; } +} - /* - * Only send the status report to mac80211 when it's a frame - * that originated in mac80211. If this was a extra frame coming - * through a mac80211 library call (RTS/CTS) then we should not - * send the status report back. - */ - if (!(skbdesc_flags & SKBDESC_NOT_MAC80211)) { - if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_TASKLET_CONTEXT)) - ieee80211_tx_status(rt2x00dev->hw, entry->skb); - else - ieee80211_tx_status_ni(rt2x00dev->hw, entry->skb); - } else - dev_kfree_skb_any(entry->skb); - +static void rt2x00lib_clear_entry(struct rt2x00_dev *rt2x00dev, + struct queue_entry *entry) +{ /* * Make this entry available for reuse. */ @@ -485,6 +420,143 @@ void rt2x00lib_txdone(struct queue_entry *entry, rt2x00queue_unpause_queue(entry->queue); spin_unlock_bh(&entry->queue->tx_lock); } + +void rt2x00lib_txdone_nomatch(struct queue_entry *entry, + struct txdone_entry_desc *txdesc) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); + struct ieee80211_tx_info txinfo = {}; + bool success; + + /* + * Unmap the skb. + */ + rt2x00queue_unmap_skb(entry); + + /* + * Signal that the TX descriptor is no longer in the skb. + */ + skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; + + /* + * Send frame to debugfs immediately, after this call is completed + * we are going to overwrite the skb->cb array. + */ + rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry); + + /* + * Determine if the frame has been successfully transmitted and + * remove BARs from our check list while checking for their + * TX status. + */ + success = + rt2x00lib_txdone_bar_status(entry) || + test_bit(TXDONE_SUCCESS, &txdesc->flags); + + if (!test_bit(TXDONE_UNKNOWN, &txdesc->flags)) { + /* + * Update TX statistics. + */ + rt2x00dev->link.qual.tx_success += success; + rt2x00dev->link.qual.tx_failed += !success; + + rt2x00lib_fill_tx_status(rt2x00dev, &txinfo, skbdesc, txdesc, + success); + ieee80211_tx_status_noskb(rt2x00dev->hw, skbdesc->sta, &txinfo); + } + + dev_kfree_skb_any(entry->skb); + rt2x00lib_clear_entry(rt2x00dev, entry); +} +EXPORT_SYMBOL_GPL(rt2x00lib_txdone_nomatch); + +void rt2x00lib_txdone(struct queue_entry *entry, + struct txdone_entry_desc *txdesc) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); + u8 skbdesc_flags = skbdesc->flags; + unsigned int header_length; + bool success; + + /* + * Unmap the skb. + */ + rt2x00queue_unmap_skb(entry); + + /* + * Remove the extra tx headroom from the skb. + */ + skb_pull(entry->skb, rt2x00dev->extra_tx_headroom); + + /* + * Signal that the TX descriptor is no longer in the skb. + */ + skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; + + /* + * Determine the length of 802.11 header. + */ + header_length = ieee80211_get_hdrlen_from_skb(entry->skb); + + /* + * Remove L2 padding which was added during + */ + if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD)) + rt2x00queue_remove_l2pad(entry->skb, header_length); + + /* + * If the IV/EIV data was stripped from the frame before it was + * passed to the hardware, we should now reinsert it again because + * mac80211 will expect the same data to be present it the + * frame as it was passed to us. + */ + if (rt2x00_has_cap_hw_crypto(rt2x00dev)) + rt2x00crypto_tx_insert_iv(entry->skb, header_length); + + /* + * Send frame to debugfs immediately, after this call is completed + * we are going to overwrite the skb->cb array. + */ + rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry); + + /* + * Determine if the frame has been successfully transmitted and + * remove BARs from our check list while checking for their + * TX status. + */ + success = + rt2x00lib_txdone_bar_status(entry) || + test_bit(TXDONE_SUCCESS, &txdesc->flags) || + test_bit(TXDONE_UNKNOWN, &txdesc->flags); + + /* + * Update TX statistics. + */ + rt2x00dev->link.qual.tx_success += success; + rt2x00dev->link.qual.tx_failed += !success; + + rt2x00lib_fill_tx_status(rt2x00dev, tx_info, skbdesc, txdesc, success); + + /* + * Only send the status report to mac80211 when it's a frame + * that originated in mac80211. If this was a extra frame coming + * through a mac80211 library call (RTS/CTS) then we should not + * send the status report back. + */ + if (!(skbdesc_flags & SKBDESC_NOT_MAC80211)) { + if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_TASKLET_CONTEXT)) + ieee80211_tx_status(rt2x00dev->hw, entry->skb); + else + ieee80211_tx_status_ni(rt2x00dev->hw, entry->skb); + } else { + dev_kfree_skb_any(entry->skb); + } + + rt2x00lib_clear_entry(rt2x00dev, entry); +} EXPORT_SYMBOL_GPL(rt2x00lib_txdone); void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status) diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c index e1660b92b20c..a2c1ca5c76d1 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c @@ -372,15 +372,16 @@ static void rt2x00queue_create_tx_descriptor_ht(struct rt2x00_dev *rt2x00dev, /* * Determine IFS values - * - Use TXOP_BACKOFF for management frames except beacons + * - Use TXOP_BACKOFF for probe and management frames except beacons * - Use TXOP_SIFS for fragment bursts * - Use TXOP_HTTXOP for everything else * * Note: rt2800 devices won't use CTS protection (if used) * for frames not transmitted with TXOP_HTTXOP */ - if (ieee80211_is_mgmt(hdr->frame_control) && - !ieee80211_is_beacon(hdr->frame_control)) + if ((ieee80211_is_mgmt(hdr->frame_control) && + !ieee80211_is_beacon(hdr->frame_control)) || + (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)) txdesc->u.ht.txop = TXOP_BACKOFF; else if (!(tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)) txdesc->u.ht.txop = TXOP_SIFS; diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.h b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.h index 22d18818e850..c78fb8c8838a 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.h @@ -102,7 +102,7 @@ enum skb_frame_desc_flags { * of the scope of the skb->data pointer. * @iv: IV/EIV data used during encryption/decryption. * @skb_dma: (PCI-only) the DMA address associated with the sk buffer. - * @entry: The entry to which this sk buffer belongs. + * @sta: The station where sk buffer was sent. */ struct skb_frame_desc { u8 flags; @@ -116,6 +116,7 @@ struct skb_frame_desc { __le32 iv[2]; dma_addr_t skb_dma; + struct ieee80211_sta *sta; }; /** @@ -214,6 +215,7 @@ enum txdone_entry_desc_flags { TXDONE_FAILURE, TXDONE_EXCESSIVE_RETRY, TXDONE_AMPDU, + TXDONE_NO_ACK_REQ, }; /** diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c index 231f84db9ab0..56a8686cd367 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c @@ -946,8 +946,7 @@ static int rtl8187_start(struct ieee80211_hw *dev) (7 << 13 /* RX FIFO threshold NONE */) | (7 << 10 /* MAX RX DMA */) | RTL818X_RX_CONF_RX_AUTORESETPHY | - RTL818X_RX_CONF_ONLYERLPKT | - RTL818X_RX_CONF_MULTICAST; + RTL818X_RX_CONF_ONLYERLPKT; priv->rx_conf = reg; rtl818x_iowrite32(priv, &priv->map->RX_CONF, reg); @@ -1319,12 +1318,11 @@ static void rtl8187_configure_filter(struct ieee80211_hw *dev, priv->rx_conf ^= RTL818X_RX_CONF_FCS; if (changed_flags & FIF_CONTROL) priv->rx_conf ^= RTL818X_RX_CONF_CTRL; - if (changed_flags & FIF_OTHER_BSS) - priv->rx_conf ^= RTL818X_RX_CONF_MONITOR; - if (*total_flags & FIF_ALLMULTI || multicast > 0) - priv->rx_conf |= RTL818X_RX_CONF_MULTICAST; + if (*total_flags & FIF_OTHER_BSS || + *total_flags & FIF_ALLMULTI || multicast > 0) + priv->rx_conf |= RTL818X_RX_CONF_MONITOR; else - priv->rx_conf &= ~RTL818X_RX_CONF_MULTICAST; + priv->rx_conf &= ~RTL818X_RX_CONF_MONITOR; *total_flags = 0; @@ -1332,10 +1330,10 @@ static void rtl8187_configure_filter(struct ieee80211_hw *dev, *total_flags |= FIF_FCSFAIL; if (priv->rx_conf & RTL818X_RX_CONF_CTRL) *total_flags |= FIF_CONTROL; - if (priv->rx_conf & RTL818X_RX_CONF_MONITOR) + if (priv->rx_conf & RTL818X_RX_CONF_MONITOR) { *total_flags |= FIF_OTHER_BSS; - if (priv->rx_conf & RTL818X_RX_CONF_MULTICAST) *total_flags |= FIF_ALLMULTI; + } rtl818x_iowrite32_async(priv, &priv->map->RX_CONF, priv->rx_conf); } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c index ffa1f438424d..57e633dbf9a9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.c @@ -44,7 +44,7 @@ static struct coex_dm_8192e_2ant *coex_dm = &glcoex_dm_8192e_2ant; static struct coex_sta_8192e_2ant glcoex_sta_8192e_2ant; static struct coex_sta_8192e_2ant *coex_sta = &glcoex_sta_8192e_2ant; -static const char *const GLBtInfoSrc8192e2Ant[] = { +static const char *const glbt_info_src_8192e_2ant[] = { "BT Info[wifi fw]", "BT Info[bt rsp]", "BT Info[bt auto report]", @@ -57,31 +57,31 @@ static u32 glcoex_ver_8192e_2ant = 0x34; * local function proto type if needed **************************************************************/ /************************************************************** - * local function start with halbtc8192e2ant_ + * local function start with btc8192e2ant_ **************************************************************/ -static u8 halbtc8192e2ant_btrssi_state(struct btc_coexist *btcoexist, - u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) +static u8 btc8192e2ant_bt_rssi_state(struct btc_coexist *btcoexist, + u8 level_num, u8 rssi_thresh, + u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; - int btrssi = 0; - u8 btrssi_state = coex_sta->pre_bt_rssi_state; + int bt_rssi = 0; + u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; - btrssi = coex_sta->bt_rssi; + bt_rssi = coex_sta->bt_rssi; if (level_num == 2) { if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { - if (btrssi >= + if (bt_rssi >= (rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - btrssi_state = BTC_RSSI_STATE_HIGH; + bt_rssi_state = BTC_RSSI_STATE_HIGH; else - btrssi_state = BTC_RSSI_STATE_STAY_LOW; + bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; } else { - if (btrssi < rssi_thresh) - btrssi_state = BTC_RSSI_STATE_LOW; + if (bt_rssi < rssi_thresh) + bt_rssi_state = BTC_RSSI_STATE_LOW; else - btrssi_state = BTC_RSSI_STATE_STAY_HIGH; + bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH; } } else if (level_num == 3) { if (rssi_thresh > rssi_thresh1) { @@ -89,62 +89,63 @@ static u8 halbtc8192e2ant_btrssi_state(struct btc_coexist *btcoexist, "[BTCoex], BT Rssi thresh error!!\n"); return coex_sta->pre_bt_rssi_state; } + if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { - if (btrssi >= + if (bt_rssi >= (rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - btrssi_state = BTC_RSSI_STATE_MEDIUM; + bt_rssi_state = BTC_RSSI_STATE_MEDIUM; else - btrssi_state = BTC_RSSI_STATE_STAY_LOW; + bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; } else if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - if (btrssi >= (rssi_thresh1 + + if (bt_rssi >= (rssi_thresh1 + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - btrssi_state = BTC_RSSI_STATE_HIGH; - else if (btrssi < rssi_thresh) - btrssi_state = BTC_RSSI_STATE_LOW; + bt_rssi_state = BTC_RSSI_STATE_HIGH; + else if (bt_rssi < rssi_thresh) + bt_rssi_state = BTC_RSSI_STATE_LOW; else - btrssi_state = BTC_RSSI_STATE_STAY_MEDIUM; + bt_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM; } else { - if (btrssi < rssi_thresh1) - btrssi_state = BTC_RSSI_STATE_MEDIUM; + if (bt_rssi < rssi_thresh1) + bt_rssi_state = BTC_RSSI_STATE_MEDIUM; else - btrssi_state = BTC_RSSI_STATE_STAY_HIGH; + bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH; } } - coex_sta->pre_bt_rssi_state = btrssi_state; + coex_sta->pre_bt_rssi_state = bt_rssi_state; - return btrssi_state; + return bt_rssi_state; } -static u8 halbtc8192e2ant_wifirssi_state(struct btc_coexist *btcoexist, - u8 index, u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) +static u8 btc8192e2ant_wifi_rssi_state(struct btc_coexist *btcoexist, + u8 index, u8 level_num, u8 rssi_thresh, + u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; - int wifirssi = 0; - u8 wifirssi_state = coex_sta->pre_wifi_rssi_state[index]; + int wifi_rssi = 0; + u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index]; - btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifirssi); + btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi); if (level_num == 2) { if ((coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_LOW) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_LOW)) { - if (wifirssi >= (rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - wifirssi_state = BTC_RSSI_STATE_HIGH; + if (wifi_rssi >= + (rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) + wifi_rssi_state = BTC_RSSI_STATE_HIGH; else - wifirssi_state = BTC_RSSI_STATE_STAY_LOW; + wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW; } else { - if (wifirssi < rssi_thresh) - wifirssi_state = BTC_RSSI_STATE_LOW; + if (wifi_rssi < rssi_thresh) + wifi_rssi_state = BTC_RSSI_STATE_LOW; else - wifirssi_state = BTC_RSSI_STATE_STAY_HIGH; + wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH; } } else if (level_num == 3) { if (rssi_thresh > rssi_thresh1) { @@ -157,36 +158,37 @@ static u8 halbtc8192e2ant_wifirssi_state(struct btc_coexist *btcoexist, BTC_RSSI_STATE_LOW) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_LOW)) { - if (wifirssi >= (rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - wifirssi_state = BTC_RSSI_STATE_MEDIUM; + if (wifi_rssi >= + (rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) + wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; else - wifirssi_state = BTC_RSSI_STATE_STAY_LOW; + wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW; } else if ((coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_MEDIUM) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_MEDIUM)) { - if (wifirssi >= (rssi_thresh1 + + if (wifi_rssi >= (rssi_thresh1 + BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT)) - wifirssi_state = BTC_RSSI_STATE_HIGH; - else if (wifirssi < rssi_thresh) - wifirssi_state = BTC_RSSI_STATE_LOW; + wifi_rssi_state = BTC_RSSI_STATE_HIGH; + else if (wifi_rssi < rssi_thresh) + wifi_rssi_state = BTC_RSSI_STATE_LOW; else - wifirssi_state = BTC_RSSI_STATE_STAY_MEDIUM; + wifi_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM; } else { - if (wifirssi < rssi_thresh1) - wifirssi_state = BTC_RSSI_STATE_MEDIUM; + if (wifi_rssi < rssi_thresh1) + wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; else - wifirssi_state = BTC_RSSI_STATE_STAY_HIGH; + wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH; } } - coex_sta->pre_wifi_rssi_state[index] = wifirssi_state; + coex_sta->pre_wifi_rssi_state[index] = wifi_rssi_state; - return wifirssi_state; + return wifi_rssi_state; } -static void btc8192e2ant_monitor_bt_enable_dis(struct btc_coexist *btcoexist) +static void btc8192e2ant_monitor_bt_enable_disable(struct btc_coexist + *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; static bool pre_bt_disabled; @@ -236,57 +238,57 @@ static void btc8192e2ant_monitor_bt_enable_dis(struct btc_coexist *btcoexist) } } -static u32 halbtc8192e2ant_decidera_mask(struct btc_coexist *btcoexist, - u8 sstype, u32 ra_masktype) +static u32 btc8192e2ant_decide_ra_mask(struct btc_coexist *btcoexist, + u8 ss_type, u32 ra_mask_type) { - u32 disra_mask = 0x0; + u32 dis_ra_mask = 0x0; - switch (ra_masktype) { + switch (ra_mask_type) { case 0: /* normal mode */ - if (sstype == 2) - disra_mask = 0x0; /* enable 2ss */ + if (ss_type == 2) + dis_ra_mask = 0x0; /* enable 2ss */ else - disra_mask = 0xfff00000;/* disable 2ss */ + dis_ra_mask = 0xfff00000; /* disable 2ss */ break; case 1: /* disable cck 1/2 */ - if (sstype == 2) - disra_mask = 0x00000003;/* enable 2ss */ + if (ss_type == 2) + dis_ra_mask = 0x00000003; /* enable 2ss */ else - disra_mask = 0xfff00003;/* disable 2ss */ + dis_ra_mask = 0xfff00003; /* disable 2ss */ break; case 2: /* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4 */ - if (sstype == 2) - disra_mask = 0x0001f1f7;/* enable 2ss */ + if (ss_type == 2) + dis_ra_mask = 0x0001f1f7; /* enable 2ss */ else - disra_mask = 0xfff1f1f7;/* disable 2ss */ + dis_ra_mask = 0xfff1f1f7; /* disable 2ss */ break; default: break; } - return disra_mask; + return dis_ra_mask; } -static void halbtc8192e2ant_Updatera_mask(struct btc_coexist *btcoexist, - bool force_exec, u32 dis_ratemask) +static void btc8192e2ant_update_ra_mask(struct btc_coexist *btcoexist, + bool force_exec, u32 dis_rate_mask) { - coex_dm->curra_mask = dis_ratemask; + coex_dm->cur_ra_mask = dis_rate_mask; - if (force_exec || (coex_dm->prera_mask != coex_dm->curra_mask)) - btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_ra_mask, - &coex_dm->curra_mask); - coex_dm->prera_mask = coex_dm->curra_mask; + if (force_exec || (coex_dm->pre_ra_mask != coex_dm->cur_ra_mask)) + btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_RAMASK, + &coex_dm->cur_ra_mask); + coex_dm->pre_ra_mask = coex_dm->cur_ra_mask; } -static void btc8192e2ant_autorate_fallback_retry(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8192e2ant_auto_rate_fallback_retry(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { - bool wifi_under_bmode = false; + bool wifi_under_b_mode = false; - coex_dm->cur_arfrtype = type; + coex_dm->cur_arfr_type = type; - if (force_exec || (coex_dm->pre_arfrtype != coex_dm->cur_arfrtype)) { - switch (coex_dm->cur_arfrtype) { + if (force_exec || (coex_dm->pre_arfr_type != coex_dm->cur_arfr_type)) { + switch (coex_dm->cur_arfr_type) { case 0: /* normal mode */ btcoexist->btc_write_4byte(btcoexist, 0x430, coex_dm->backup_arfr_cnt1); @@ -296,8 +298,8 @@ static void btc8192e2ant_autorate_fallback_retry(struct btc_coexist *btcoexist, case 1: btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_B_MODE, - &wifi_under_bmode); - if (wifi_under_bmode) { + &wifi_under_b_mode); + if (wifi_under_b_mode) { btcoexist->btc_write_4byte(btcoexist, 0x430, 0x0); btcoexist->btc_write_4byte(btcoexist, 0x434, @@ -314,46 +316,45 @@ static void btc8192e2ant_autorate_fallback_retry(struct btc_coexist *btcoexist, } } - coex_dm->pre_arfrtype = coex_dm->cur_arfrtype; + coex_dm->pre_arfr_type = coex_dm->cur_arfr_type; } -static void halbtc8192e2ant_retrylimit(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8192e2ant_retry_limit(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { - coex_dm->cur_retrylimit_type = type; + coex_dm->cur_retry_limit_type = type; - if (force_exec || (coex_dm->pre_retrylimit_type != - coex_dm->cur_retrylimit_type)) { - switch (coex_dm->cur_retrylimit_type) { + if (force_exec || (coex_dm->pre_retry_limit_type != + coex_dm->cur_retry_limit_type)) { + switch (coex_dm->cur_retry_limit_type) { case 0: /* normal mode */ - btcoexist->btc_write_2byte(btcoexist, 0x42a, - coex_dm->backup_retrylimit); - break; + btcoexist->btc_write_2byte(btcoexist, 0x42a, + coex_dm->backup_retry_limit); + break; case 1: /* retry limit = 8 */ - btcoexist->btc_write_2byte(btcoexist, 0x42a, - 0x0808); - break; + btcoexist->btc_write_2byte(btcoexist, 0x42a, 0x0808); + break; default: - break; + break; } } - coex_dm->pre_retrylimit_type = coex_dm->cur_retrylimit_type; + coex_dm->pre_retry_limit_type = coex_dm->cur_retry_limit_type; } -static void halbtc8192e2ant_ampdu_maxtime(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8192e2ant_ampdu_maxtime(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { - coex_dm->cur_ampdutime_type = type; + coex_dm->cur_ampdu_time_type = type; - if (force_exec || (coex_dm->pre_ampdutime_type != - coex_dm->cur_ampdutime_type)) { - switch (coex_dm->cur_ampdutime_type) { + if (force_exec || (coex_dm->pre_ampdu_time_type != + coex_dm->cur_ampdu_time_type)) { + switch (coex_dm->cur_ampdu_time_type) { case 0: /* normal mode */ btcoexist->btc_write_1byte(btcoexist, 0x456, coex_dm->backup_ampdu_maxtime); break; - case 1: /* AMPDU timw = 0x38 * 32us */ + case 1: /* AMPDU time = 0x38 * 32us */ btcoexist->btc_write_1byte(btcoexist, 0x456, 0x38); break; default: @@ -361,30 +362,30 @@ static void halbtc8192e2ant_ampdu_maxtime(struct btc_coexist *btcoexist, } } - coex_dm->pre_ampdutime_type = coex_dm->cur_ampdutime_type; + coex_dm->pre_ampdu_time_type = coex_dm->cur_ampdu_time_type; } -static void halbtc8192e2ant_limited_tx(struct btc_coexist *btcoexist, - bool force_exec, u8 ra_masktype, - u8 arfr_type, u8 retrylimit_type, - u8 ampdutime_type) +static void btc8192e2ant_limited_tx(struct btc_coexist *btcoexist, + bool force_exec, u8 ra_mask_type, + u8 arfr_type, u8 retry_limit_type, + u8 ampdu_time_type) { - u32 disra_mask = 0x0; + u32 dis_ra_mask = 0x0; - coex_dm->curra_masktype = ra_masktype; - disra_mask = halbtc8192e2ant_decidera_mask(btcoexist, - coex_dm->cur_sstype, - ra_masktype); - halbtc8192e2ant_Updatera_mask(btcoexist, force_exec, disra_mask); -btc8192e2ant_autorate_fallback_retry(btcoexist, force_exec, arfr_type); - halbtc8192e2ant_retrylimit(btcoexist, force_exec, retrylimit_type); - halbtc8192e2ant_ampdu_maxtime(btcoexist, force_exec, ampdutime_type); + coex_dm->cur_ra_mask_type = ra_mask_type; + dis_ra_mask = + btc8192e2ant_decide_ra_mask(btcoexist, coex_dm->cur_ss_type, + ra_mask_type); + btc8192e2ant_update_ra_mask(btcoexist, force_exec, dis_ra_mask); + btc8192e2ant_auto_rate_fallback_retry(btcoexist, force_exec, arfr_type); + btc8192e2ant_retry_limit(btcoexist, force_exec, retry_limit_type); + btc8192e2ant_ampdu_maxtime(btcoexist, force_exec, ampdu_time_type); } -static void halbtc8192e2ant_limited_rx(struct btc_coexist *btcoexist, - bool force_exec, bool rej_ap_agg_pkt, - bool bt_ctrl_agg_buf_size, - u8 agg_buf_size) +static void btc8192e2ant_limited_rx(struct btc_coexist *btcoexist, + bool force_exec, bool rej_ap_agg_pkt, + bool bt_ctrl_agg_buf_size, + u8 agg_buf_size) { bool reject_rx_agg = rej_ap_agg_pkt; bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size; @@ -406,7 +407,7 @@ static void halbtc8192e2ant_limited_rx(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL); } -static void halbtc8192e2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) +static void btc8192e2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u32 reg_hp_txrx, reg_lp_txrx, u32tmp; @@ -417,11 +418,11 @@ static void halbtc8192e2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) u32tmp = btcoexist->btc_read_4byte(btcoexist, reg_hp_txrx); reg_hp_tx = u32tmp & MASKLWORD; - reg_hp_rx = (u32tmp & MASKHWORD)>>16; + reg_hp_rx = (u32tmp & MASKHWORD) >> 16; u32tmp = btcoexist->btc_read_4byte(btcoexist, reg_lp_txrx); reg_lp_tx = u32tmp & MASKLWORD; - reg_lp_rx = (u32tmp & MASKHWORD)>>16; + reg_lp_rx = (u32tmp & MASKHWORD) >> 16; coex_sta->high_priority_tx = reg_hp_tx; coex_sta->high_priority_rx = reg_hp_rx; @@ -439,14 +440,14 @@ static void halbtc8192e2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); } -static void halbtc8192e2ant_querybt_info(struct btc_coexist *btcoexist) +static void btc8192e2ant_query_bt_info(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; coex_sta->c2h_bt_info_req_sent = true; - h2c_parameter[0] |= BIT0; /* trigger */ + h2c_parameter[0] |= BIT0; /* trigger */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n", @@ -455,12 +456,12 @@ static void halbtc8192e2ant_querybt_info(struct btc_coexist *btcoexist) btcoexist->btc_fill_h2c(btcoexist, 0x61, 1, h2c_parameter); } -static void halbtc8192e2ant_update_btlink_info(struct btc_coexist *btcoexist) +static void btc8192e2ant_update_bt_link_info(struct btc_coexist *btcoexist) { struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool bt_hson = false; + bool bt_hs_on = false; - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hson); + btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); bt_link_info->bt_link_exist = coex_sta->bt_link_exist; bt_link_info->sco_exist = coex_sta->sco_exist; @@ -469,7 +470,7 @@ static void halbtc8192e2ant_update_btlink_info(struct btc_coexist *btcoexist) bt_link_info->hid_exist = coex_sta->hid_exist; /* work around for HS mode. */ - if (bt_hson) { + if (bt_hs_on) { bt_link_info->pan_exist = true; bt_link_info->bt_link_exist = true; } @@ -511,16 +512,16 @@ static void halbtc8192e2ant_update_btlink_info(struct btc_coexist *btcoexist) bt_link_info->hid_only = false; } -static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) +static u8 btc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; - bool bt_hson = false; + bool bt_hs_on = false; u8 algorithm = BT_8192E_2ANT_COEX_ALGO_UNDEFINED; - u8 numdiffprofile = 0; + u8 num_of_diff_profile = 0; - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hson); + btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (!bt_link_info->bt_link_exist) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -529,15 +530,15 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } if (bt_link_info->sco_exist) - numdiffprofile++; + num_of_diff_profile++; if (bt_link_info->hid_exist) - numdiffprofile++; + num_of_diff_profile++; if (bt_link_info->pan_exist) - numdiffprofile++; + num_of_diff_profile++; if (bt_link_info->a2dp_exist) - numdiffprofile++; + num_of_diff_profile++; - if (numdiffprofile == 1) { + if (num_of_diff_profile == 1) { if (bt_link_info->sco_exist) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "SCO only\n"); @@ -552,7 +553,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) "A2DP only\n"); algorithm = BT_8192E_2ANT_COEX_ALGO_A2DP; } else if (bt_link_info->pan_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "PAN(HS) only\n"); @@ -567,7 +568,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } } - } else if (numdiffprofile == 2) { + } else if (num_of_diff_profile == 2) { if (bt_link_info->sco_exist) { if (bt_link_info->hid_exist) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -578,7 +579,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) "SCO + A2DP ==> SCO\n"); algorithm = BT_8192E_2ANT_COEX_ALGO_PANEDR_HID; } else if (bt_link_info->pan_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "SCO + PAN(HS)\n"); @@ -609,7 +610,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } else if (bt_link_info->hid_exist && bt_link_info->pan_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "HID + PAN(HS)\n"); @@ -623,7 +624,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } else if (bt_link_info->pan_exist && bt_link_info->a2dp_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "A2DP + PAN(HS)\n"); @@ -638,7 +639,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } } - } else if (numdiffprofile == 3) { + } else if (num_of_diff_profile == 3) { if (bt_link_info->sco_exist) { if (bt_link_info->hid_exist && bt_link_info->a2dp_exist) { @@ -647,7 +648,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) algorithm = BT_8192E_2ANT_COEX_ALGO_PANEDR_HID; } else if (bt_link_info->hid_exist && bt_link_info->pan_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "SCO + HID + PAN(HS)\n"); @@ -661,7 +662,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } else if (bt_link_info->pan_exist && bt_link_info->a2dp_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "SCO + A2DP + PAN(HS)\n"); @@ -678,7 +679,7 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) if (bt_link_info->hid_exist && bt_link_info->pan_exist && bt_link_info->a2dp_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "HID + A2DP + PAN(HS)\n"); @@ -693,12 +694,12 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) } } } - } else if (numdiffprofile >= 3) { + } else if (num_of_diff_profile >= 3) { if (bt_link_info->sco_exist) { if (bt_link_info->hid_exist && bt_link_info->pan_exist && bt_link_info->a2dp_exist) { - if (bt_hson) { + if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "ErrorSCO+HID+A2DP+PAN(HS)\n"); @@ -717,8 +718,8 @@ static u8 halbtc8192e2ant_action_algorithm(struct btc_coexist *btcoexist) return algorithm; } -static void halbtc8192e2ant_setfw_dac_swinglevel(struct btc_coexist *btcoexist, - u8 dac_swinglvl) +static void btc8192e2ant_set_fw_dac_swing_level(struct btc_coexist *btcoexist, + u8 dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; @@ -726,81 +727,81 @@ static void halbtc8192e2ant_setfw_dac_swinglevel(struct btc_coexist *btcoexist, /* There are several type of dacswing * 0x18/ 0x10/ 0xc/ 0x8/ 0x4/ 0x6 */ - h2c_parameter[0] = dac_swinglvl; + h2c_parameter[0] = dac_swing_lvl; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swinglvl); + "[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swing_lvl); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], FW write 0x64 = 0x%x\n", h2c_parameter[0]); btcoexist->btc_fill_h2c(btcoexist, 0x64, 1, h2c_parameter); } -static void halbtc8192e2ant_set_fwdec_btpwr(struct btc_coexist *btcoexist, - u8 dec_btpwr_lvl) +static void btc8192e2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist, + u8 dec_bt_pwr_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; - h2c_parameter[0] = dec_btpwr_lvl; + h2c_parameter[0] = dec_bt_pwr_lvl; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex] decrease Bt Power level = %d, FW write 0x62 = 0x%x\n", - dec_btpwr_lvl, h2c_parameter[0]); + dec_bt_pwr_lvl, h2c_parameter[0]); btcoexist->btc_fill_h2c(btcoexist, 0x62, 1, h2c_parameter); } -static void halbtc8192e2ant_dec_btpwr(struct btc_coexist *btcoexist, - bool force_exec, u8 dec_btpwr_lvl) +static void btc8192e2ant_dec_bt_pwr(struct btc_coexist *btcoexist, + bool force_exec, u8 dec_bt_pwr_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s Dec BT power level = %d\n", - force_exec ? "force to" : "", dec_btpwr_lvl); - coex_dm->cur_dec_bt_pwr = dec_btpwr_lvl; + force_exec ? "force to" : "", dec_bt_pwr_lvl); + coex_dm->cur_dec_bt_pwr = dec_bt_pwr_lvl; if (!force_exec) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], preBtDecPwrLvl=%d, curBtDecPwrLvl=%d\n", coex_dm->pre_dec_bt_pwr, coex_dm->cur_dec_bt_pwr); } - halbtc8192e2ant_set_fwdec_btpwr(btcoexist, coex_dm->cur_dec_bt_pwr); + btc8192e2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr); coex_dm->pre_dec_bt_pwr = coex_dm->cur_dec_bt_pwr; } -static void halbtc8192e2ant_set_bt_autoreport(struct btc_coexist *btcoexist, - bool enable_autoreport) +static void btc8192e2ant_set_bt_auto_report(struct btc_coexist *btcoexist, + bool enable_auto_report) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; h2c_parameter[0] = 0; - if (enable_autoreport) + if (enable_auto_report) h2c_parameter[0] |= BIT0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT FW auto report : %s, FW write 0x68 = 0x%x\n", - (enable_autoreport ? "Enabled!!" : "Disabled!!"), + (enable_auto_report ? "Enabled!!" : "Disabled!!"), h2c_parameter[0]); btcoexist->btc_fill_h2c(btcoexist, 0x68, 1, h2c_parameter); } -static void halbtc8192e2ant_bt_autoreport(struct btc_coexist *btcoexist, - bool force_exec, - bool enable_autoreport) +static void btc8192e2ant_bt_auto_report(struct btc_coexist *btcoexist, + bool force_exec, + bool enable_auto_report) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s BT Auto report = %s\n", (force_exec ? "force to" : ""), - ((enable_autoreport) ? "Enabled" : "Disabled")); - coex_dm->cur_bt_auto_report = enable_autoreport; + ((enable_auto_report) ? "Enabled" : "Disabled")); + coex_dm->cur_bt_auto_report = enable_auto_report; if (!force_exec) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -811,21 +812,21 @@ static void halbtc8192e2ant_bt_autoreport(struct btc_coexist *btcoexist, if (coex_dm->pre_bt_auto_report == coex_dm->cur_bt_auto_report) return; } - halbtc8192e2ant_set_bt_autoreport(btcoexist, - coex_dm->cur_bt_auto_report); + btc8192e2ant_set_bt_auto_report(btcoexist, + coex_dm->cur_bt_auto_report); coex_dm->pre_bt_auto_report = coex_dm->cur_bt_auto_report; } -static void halbtc8192e2ant_fw_dac_swinglvl(struct btc_coexist *btcoexist, - bool force_exec, u8 fw_dac_swinglvl) +static void btc8192e2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, + bool force_exec, u8 fw_dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s set FW Dac Swing level = %d\n", - (force_exec ? "force to" : ""), fw_dac_swinglvl); - coex_dm->cur_fw_dac_swing_lvl = fw_dac_swinglvl; + (force_exec ? "force to" : ""), fw_dac_swing_lvl); + coex_dm->cur_fw_dac_swing_lvl = fw_dac_swing_lvl; if (!force_exec) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -838,8 +839,8 @@ static void halbtc8192e2ant_fw_dac_swinglvl(struct btc_coexist *btcoexist, return; } - halbtc8192e2ant_setfw_dac_swinglevel(btcoexist, - coex_dm->cur_fw_dac_swing_lvl); + btc8192e2ant_set_fw_dac_swing_level(btcoexist, + coex_dm->cur_fw_dac_swing_lvl); coex_dm->pre_fw_dac_swing_lvl = coex_dm->cur_fw_dac_swing_lvl; } @@ -869,8 +870,8 @@ static void btc8192e2ant_set_sw_rf_rx_lpf_corner(struct btc_coexist *btcoexist, } } -static void halbtc8192e2ant_rf_shrink(struct btc_coexist *btcoexist, - bool force_exec, bool rx_rf_shrink_on) +static void btc8192e2ant_rf_shrink(struct btc_coexist *btcoexist, + bool force_exec, bool rx_rf_shrink_on) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -896,8 +897,8 @@ static void halbtc8192e2ant_rf_shrink(struct btc_coexist *btcoexist, coex_dm->pre_rf_rx_lpf_shrink = coex_dm->cur_rf_rx_lpf_shrink; } -static void halbtc8192e2ant_set_dac_swingreg(struct btc_coexist *btcoexist, - u32 level) +static void btc8192e2ant_set_dac_swing_reg(struct btc_coexist *btcoexist, + u32 level) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 val = (u8)level; @@ -907,28 +908,28 @@ static void halbtc8192e2ant_set_dac_swingreg(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte_bitmask(btcoexist, 0x883, 0x3e, val); } -static void btc8192e2ant_setsw_full_swing(struct btc_coexist *btcoexist, - bool sw_dac_swingon, - u32 sw_dac_swinglvl) +static void btc8192e2ant_set_sw_full_swing(struct btc_coexist *btcoexist, + bool sw_dac_swing_on, + u32 sw_dac_swing_lvl) { - if (sw_dac_swingon) - halbtc8192e2ant_set_dac_swingreg(btcoexist, sw_dac_swinglvl); + if (sw_dac_swing_on) + btc8192e2ant_set_dac_swing_reg(btcoexist, sw_dac_swing_lvl); else - halbtc8192e2ant_set_dac_swingreg(btcoexist, 0x18); + btc8192e2ant_set_dac_swing_reg(btcoexist, 0x18); } -static void halbtc8192e2ant_DacSwing(struct btc_coexist *btcoexist, - bool force_exec, bool dac_swingon, - u32 dac_swinglvl) +static void btc8192e2ant_dac_swing(struct btc_coexist *btcoexist, + bool force_exec, bool dac_swing_on, + u32 dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s turn DacSwing=%s, dac_swinglvl = 0x%x\n", + "[BTCoex], %s turn DacSwing=%s, dac_swing_lvl = 0x%x\n", (force_exec ? "force to" : ""), - ((dac_swingon) ? "ON" : "OFF"), dac_swinglvl); - coex_dm->cur_dac_swing_on = dac_swingon; - coex_dm->cur_dac_swing_lvl = dac_swinglvl; + ((dac_swing_on) ? "ON" : "OFF"), dac_swing_lvl); + coex_dm->cur_dac_swing_on = dac_swing_on; + coex_dm->cur_dac_swing_lvl = dac_swing_lvl; if (!force_exec) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -945,14 +946,14 @@ static void halbtc8192e2ant_DacSwing(struct btc_coexist *btcoexist, return; } mdelay(30); - btc8192e2ant_setsw_full_swing(btcoexist, dac_swingon, dac_swinglvl); + btc8192e2ant_set_sw_full_swing(btcoexist, dac_swing_on, dac_swing_lvl); coex_dm->pre_dac_swing_on = coex_dm->cur_dac_swing_on; coex_dm->pre_dac_swing_lvl = coex_dm->cur_dac_swing_lvl; } -static void halbtc8192e2ant_set_agc_table(struct btc_coexist *btcoexist, - bool agc_table_en) +static void btc8192e2ant_set_agc_table(struct btc_coexist *btcoexist, + bool agc_table_en) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -978,8 +979,8 @@ static void halbtc8192e2ant_set_agc_table(struct btc_coexist *btcoexist, } } -static void halbtc8192e2ant_AgcTable(struct btc_coexist *btcoexist, - bool force_exec, bool agc_table_en) +static void btc8192e2ant_agc_table(struct btc_coexist *btcoexist, + bool force_exec, bool agc_table_en) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -998,14 +999,14 @@ static void halbtc8192e2ant_AgcTable(struct btc_coexist *btcoexist, if (coex_dm->pre_agc_table_en == coex_dm->cur_agc_table_en) return; } - halbtc8192e2ant_set_agc_table(btcoexist, agc_table_en); + btc8192e2ant_set_agc_table(btcoexist, agc_table_en); coex_dm->pre_agc_table_en = coex_dm->cur_agc_table_en; } -static void halbtc8192e2ant_set_coex_table(struct btc_coexist *btcoexist, - u32 val0x6c0, u32 val0x6c4, - u32 val0x6c8, u8 val0x6cc) +static void btc8192e2ant_set_coex_table(struct btc_coexist *btcoexist, + u32 val0x6c0, u32 val0x6c4, + u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1026,10 +1027,9 @@ static void halbtc8192e2ant_set_coex_table(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x6cc, val0x6cc); } -static void halbtc8192e2ant_coex_table(struct btc_coexist *btcoexist, - bool force_exec, - u32 val0x6c0, u32 val0x6c4, - u32 val0x6c8, u8 val0x6cc) +static void btc8192e2ant_coex_table(struct btc_coexist *btcoexist, + bool force_exec, u32 val0x6c0, u32 val0x6c4, + u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1064,8 +1064,8 @@ static void halbtc8192e2ant_coex_table(struct btc_coexist *btcoexist, (coex_dm->pre_val0x6cc == coex_dm->cur_val0x6cc)) return; } - halbtc8192e2ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, - val0x6c8, val0x6cc); + btc8192e2ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, val0x6c8, + val0x6cc); coex_dm->pre_val0x6c0 = coex_dm->cur_val0x6c0; coex_dm->pre_val0x6c4 = coex_dm->cur_val0x6c4; @@ -1073,37 +1073,37 @@ static void halbtc8192e2ant_coex_table(struct btc_coexist *btcoexist, coex_dm->pre_val0x6cc = coex_dm->cur_val0x6cc; } -static void btc8192e2ant_coex_tbl_w_type(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8192e2ant_coex_table_with_type(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { switch (type) { case 0: - halbtc8192e2ant_coex_table(btcoexist, force_exec, 0x55555555, - 0x5a5a5a5a, 0xffffff, 0x3); + btc8192e2ant_coex_table(btcoexist, force_exec, 0x55555555, + 0x5a5a5a5a, 0xffffff, 0x3); break; case 1: - halbtc8192e2ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a, - 0x5a5a5a5a, 0xffffff, 0x3); + btc8192e2ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a, + 0x5a5a5a5a, 0xffffff, 0x3); break; case 2: - halbtc8192e2ant_coex_table(btcoexist, force_exec, 0x55555555, - 0x5ffb5ffb, 0xffffff, 0x3); + btc8192e2ant_coex_table(btcoexist, force_exec, 0x55555555, + 0x5ffb5ffb, 0xffffff, 0x3); break; case 3: - halbtc8192e2ant_coex_table(btcoexist, force_exec, 0xdfffdfff, - 0x5fdb5fdb, 0xffffff, 0x3); + btc8192e2ant_coex_table(btcoexist, force_exec, 0xdfffdfff, + 0x5fdb5fdb, 0xffffff, 0x3); break; case 4: - halbtc8192e2ant_coex_table(btcoexist, force_exec, 0xdfffdfff, - 0x5ffb5ffb, 0xffffff, 0x3); + btc8192e2ant_coex_table(btcoexist, force_exec, 0xdfffdfff, + 0x5ffb5ffb, 0xffffff, 0x3); break; default: break; } } -static void halbtc8192e2ant_set_fw_ignore_wlanact(struct btc_coexist *btcoexist, - bool enable) +static void btc8192e2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist, + bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; @@ -1118,8 +1118,8 @@ static void halbtc8192e2ant_set_fw_ignore_wlanact(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x63, 1, h2c_parameter); } -static void halbtc8192e2ant_IgnoreWlanAct(struct btc_coexist *btcoexist, - bool force_exec, bool enable) +static void btc8192e2ant_ignore_wlan_act(struct btc_coexist *btcoexist, + bool force_exec, bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1140,12 +1140,12 @@ static void halbtc8192e2ant_IgnoreWlanAct(struct btc_coexist *btcoexist, coex_dm->cur_ignore_wlan_act) return; } - halbtc8192e2ant_set_fw_ignore_wlanact(btcoexist, enable); + btc8192e2ant_set_fw_ignore_wlan_act(btcoexist, enable); coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act; } -static void halbtc8192e2ant_SetFwPstdma(struct btc_coexist *btcoexist, u8 byte1, +static void btc8192e2ant_set_fw_ps_tdma(struct btc_coexist *btcoexist, u8 byte1, u8 byte2, u8 byte3, u8 byte4, u8 byte5) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1173,24 +1173,24 @@ static void halbtc8192e2ant_SetFwPstdma(struct btc_coexist *btcoexist, u8 byte1, btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter); } -static void btc8192e2ant_sw_mec1(struct btc_coexist *btcoexist, - bool shrink_rx_lpf, bool low_penalty_ra, - bool limited_dig, bool btlan_constrain) +static void btc8192e2ant_sw_mechanism1(struct btc_coexist *btcoexist, + bool shrink_rx_lpf, bool low_penalty_ra, + bool limited_dig, bool btlan_constrain) { - halbtc8192e2ant_rf_shrink(btcoexist, NORMAL_EXEC, shrink_rx_lpf); + btc8192e2ant_rf_shrink(btcoexist, NORMAL_EXEC, shrink_rx_lpf); } -static void btc8192e2ant_sw_mec2(struct btc_coexist *btcoexist, - bool agc_table_shift, bool adc_backoff, - bool sw_dac_swing, u32 dac_swinglvl) +static void btc8192e2ant_sw_mechanism2(struct btc_coexist *btcoexist, + bool agc_table_shift, bool adc_backoff, + bool sw_dac_swing, u32 dac_swing_lvl) { - halbtc8192e2ant_AgcTable(btcoexist, NORMAL_EXEC, agc_table_shift); - halbtc8192e2ant_DacSwing(btcoexist, NORMAL_EXEC, sw_dac_swing, - dac_swinglvl); + btc8192e2ant_agc_table(btcoexist, NORMAL_EXEC, agc_table_shift); + btc8192e2ant_dac_swing(btcoexist, NORMAL_EXEC, sw_dac_swing, + dac_swing_lvl); } -static void halbtc8192e2ant_ps_tdma(struct btc_coexist *btcoexist, - bool force_exec, bool turn_on, u8 type) +static void btc8192e2ant_ps_tdma(struct btc_coexist *btcoexist, + bool force_exec, bool turn_on, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1217,91 +1217,91 @@ static void halbtc8192e2ant_ps_tdma(struct btc_coexist *btcoexist, switch (type) { case 1: default: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1a, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, 0x1a, 0xe1, 0x90); break; case 2: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x12, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, 0x12, 0xe1, 0x90); break; case 3: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1c, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, 0x3, 0xf1, 0x90); break; case 4: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x10, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, 0x3, 0xf1, 0x90); break; case 5: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1a, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, 0x1a, 0x60, 0x90); break; case 6: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x12, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, 0x12, 0x60, 0x90); break; case 7: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1c, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, 0x3, 0x70, 0x90); break; case 8: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xa3, 0x10, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x10, 0x3, 0x70, 0x90); break; case 9: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1a, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, 0x1a, 0xe1, 0x10); break; case 10: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x12, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, 0x12, 0xe1, 0x10); break; case 11: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1c, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, 0x3, 0xf1, 0x10); break; case 12: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x10, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, 0x3, 0xf1, 0x10); break; case 13: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1a, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, 0x1a, 0xe0, 0x10); break; case 14: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x12, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, 0x12, 0xe0, 0x10); break; case 15: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1c, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, 0x3, 0xf0, 0x10); break; case 16: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x12, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, 0x3, 0xf0, 0x10); break; case 17: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0x61, 0x20, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0x61, 0x20, 0x03, 0x10, 0x10); break; case 18: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x5, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, 0x5, 0xe1, 0x90); break; case 19: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x25, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, 0x25, 0xe1, 0x90); break; case 20: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x25, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, 0x25, 0x60, 0x90); break; case 21: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x15, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x15, 0x03, 0x70, 0x90); break; case 71: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0xe3, 0x1a, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, 0x1a, 0xe1, 0x90); break; } @@ -1310,12 +1310,12 @@ static void halbtc8192e2ant_ps_tdma(struct btc_coexist *btcoexist, switch (type) { default: case 0: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0x8, 0x0, 0x0, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0x8, 0x0, 0x0, 0x0, 0x0); btcoexist->btc_write_1byte(btcoexist, 0x92c, 0x4); break; case 1: - halbtc8192e2ant_SetFwPstdma(btcoexist, 0x0, 0x0, 0x0, + btc8192e2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, 0x8, 0x0); mdelay(5); btcoexist->btc_write_1byte(btcoexist, 0x92c, 0x20); @@ -1328,22 +1328,22 @@ static void halbtc8192e2ant_ps_tdma(struct btc_coexist *btcoexist, coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma; } -static void halbtc8192e2ant_set_switch_sstype(struct btc_coexist *btcoexist, - u8 sstype) +static void btc8192e2ant_set_switch_ss_type(struct btc_coexist *btcoexist, + u8 ss_type) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 mimops = BTC_MIMO_PS_DYNAMIC; - u32 disra_mask = 0x0; + u32 dis_ra_mask = 0x0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], REAL set SS Type = %d\n", sstype); + "[BTCoex], REAL set SS Type = %d\n", ss_type); - disra_mask = halbtc8192e2ant_decidera_mask(btcoexist, sstype, - coex_dm->curra_masktype); - halbtc8192e2ant_Updatera_mask(btcoexist, FORCE_EXEC, disra_mask); + dis_ra_mask = btc8192e2ant_decide_ra_mask(btcoexist, ss_type, + coex_dm->cur_ra_mask_type); + btc8192e2ant_update_ra_mask(btcoexist, FORCE_EXEC, dis_ra_mask); - if (sstype == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); + if (ss_type == 1) { + btc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); /* switch ofdm path */ btcoexist->btc_write_1byte(btcoexist, 0xc04, 0x11); btcoexist->btc_write_1byte(btcoexist, 0xd04, 0x1); @@ -1352,8 +1352,8 @@ static void halbtc8192e2ant_set_switch_sstype(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte_bitmask(btcoexist, 0xe77, 0x4, 0x1); btcoexist->btc_write_1byte(btcoexist, 0xa07, 0x81); mimops = BTC_MIMO_PS_STATIC; - } else if (sstype == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0); + } else if (ss_type == 2) { + btc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0); btcoexist->btc_write_1byte(btcoexist, 0xc04, 0x33); btcoexist->btc_write_1byte(btcoexist, 0xd04, 0x3); btcoexist->btc_write_4byte(btcoexist, 0x90c, 0x81121313); @@ -1365,89 +1365,89 @@ static void halbtc8192e2ant_set_switch_sstype(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_ACT_SEND_MIMO_PS, &mimops); } -static void halbtc8192e2ant_switch_sstype(struct btc_coexist *btcoexist, - bool force_exec, u8 new_sstype) +static void btc8192e2ant_switch_ss_type(struct btc_coexist *btcoexist, + bool force_exec, u8 new_ss_type) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s Switch SS Type = %d\n", - (force_exec ? "force to" : ""), new_sstype); - coex_dm->cur_sstype = new_sstype; + (force_exec ? "force to" : ""), new_ss_type); + coex_dm->cur_ss_type = new_ss_type; if (!force_exec) { - if (coex_dm->pre_sstype == coex_dm->cur_sstype) + if (coex_dm->pre_ss_type == coex_dm->cur_ss_type) return; } - halbtc8192e2ant_set_switch_sstype(btcoexist, coex_dm->cur_sstype); + btc8192e2ant_set_switch_ss_type(btcoexist, coex_dm->cur_ss_type); - coex_dm->pre_sstype = coex_dm->cur_sstype; + coex_dm->pre_ss_type = coex_dm->cur_ss_type; } -static void halbtc8192e2ant_coex_alloff(struct btc_coexist *btcoexist) +static void btc8192e2ant_coex_all_off(struct btc_coexist *btcoexist) { /* fw all off */ - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); /* sw all off */ - btc8192e2ant_sw_mec1(btcoexist, false, false, false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); /* hw all off */ - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); } -static void halbtc8192e2ant_init_coex_dm(struct btc_coexist *btcoexist) +static void btc8192e2ant_init_coex_dm(struct btc_coexist *btcoexist) { /* force to reset coex mechanism */ - halbtc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, FORCE_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, FORCE_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, 0); - btc8192e2ant_coex_tbl_w_type(btcoexist, FORCE_EXEC, 0); - halbtc8192e2ant_switch_sstype(btcoexist, FORCE_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); + btc8192e2ant_switch_ss_type(btcoexist, FORCE_EXEC, 2); - btc8192e2ant_sw_mec1(btcoexist, false, false, false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); } -static void halbtc8192e2ant_action_bt_inquiry(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_bt_inquiry(struct btc_coexist *btcoexist) { bool low_pwr_disable = true; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8192e2ant_sw_mec1(btcoexist, false, false, false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); } -static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) +static bool btc8192e2ant_is_common_action(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; bool common = false, wifi_connected = false, wifi_busy = false; - bool bt_hson = false, low_pwr_disable = false; + bool bt_hs_on = false, low_pwr_disable = false; - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hson); + btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); if (bt_link_info->sco_exist || bt_link_info->hid_exist) - halbtc8192e2ant_limited_tx(btcoexist, NORMAL_EXEC, 1, 0, 0, 0); + btc8192e2ant_limited_tx(btcoexist, NORMAL_EXEC, 1, 0, 0, 0); else - halbtc8192e2ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); + btc8192e2ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); if (!wifi_connected) { low_pwr_disable = false; @@ -1461,26 +1461,24 @@ static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) coex_dm->bt_status) || (BT_8192E_2ANT_BT_STATUS_CONNECTED_IDLE == coex_dm->bt_status)) { - halbtc8192e2ant_switch_sstype(btcoexist, - NORMAL_EXEC, 2); - btc8192e2ant_coex_tbl_w_type(btcoexist, - NORMAL_EXEC, 1); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); } else { - halbtc8192e2ant_switch_sstype(btcoexist, - NORMAL_EXEC, 1); - btc8192e2ant_coex_tbl_w_type(btcoexist, - NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 1); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); } - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8192e2ant_sw_mec1(btcoexist, false, false, false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, false, + false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, false, + 0x18); common = true; } else { @@ -1494,20 +1492,18 @@ static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Wifi connected + BT non connected-idle!!\n"); - halbtc8192e2ant_switch_sstype(btcoexist, - NORMAL_EXEC, 2); - btc8192e2ant_coex_tbl_w_type(btcoexist, - NORMAL_EXEC, 1); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, - NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, + NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); common = true; } else if (BT_8192E_2ANT_BT_STATUS_CONNECTED_IDLE == @@ -1517,25 +1513,25 @@ static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); - if (bt_hson) + if (bt_hs_on) return false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Wifi connected + BT connected-idle!!\n"); - halbtc8192e2ant_switch_sstype(btcoexist, - NORMAL_EXEC, 2); - btc8192e2ant_coex_tbl_w_type(btcoexist, - NORMAL_EXEC, 1); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, - NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_switch_ss_type(btcoexist, + NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 0); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, + NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); common = true; } else { @@ -1552,20 +1548,21 @@ static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Wifi Connected-Idle + BT Busy!!\n"); - halbtc8192e2ant_switch_sstype(btcoexist, - NORMAL_EXEC, 1); - btc8192e2ant_coex_tbl_w_type(btcoexist, - NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 21); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, - NORMAL_EXEC, 6); - halbtc8192e2ant_dec_btpwr(btcoexist, - NORMAL_EXEC, 0); - btc8192e2ant_sw_mec1(btcoexist, false, - false, false, false); - btc8192e2ant_sw_mec2(btcoexist, false, - false, false, 0x18); + btc8192e2ant_switch_ss_type(btcoexist, + NORMAL_EXEC, 1); + btc8192e2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, + 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 21); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, + NORMAL_EXEC, 6); + btc8192e2ant_dec_bt_pwr(btcoexist, + NORMAL_EXEC, 0); + btc8192e2ant_sw_mechanism1(btcoexist, false, + false, false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, + false, false, 0x18); common = true; } } @@ -1573,588 +1570,9 @@ static bool halbtc8192e2ant_is_common_action(struct btc_coexist *btcoexist) return common; } -static void btc8192e_int1(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - - if (coex_dm->cur_ps_tdma == 71) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 71) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } - } - } -} - -static void btc8192e_int2(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } - } - } -} - -static void btc8192e_int3(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } - } - } -} - -static void halbtc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, - bool sco_hid, bool tx_pause, - u8 max_interval) +static void btc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, + bool sco_hid, bool tx_pause, + u8 max_interval) { struct rtl_priv *rtlpriv = btcoexist->adapter; static int up, dn, m, n, wait_cnt; @@ -2174,72 +1592,72 @@ static void halbtc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, if (sco_hid) { if (tx_pause) { if (max_interval == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 13); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 13); coex_dm->tdma_adj_type = 13; } else if (max_interval == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 14); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 14); coex_dm->tdma_adj_type = 14; } else { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 15); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 15); coex_dm->tdma_adj_type = 15; } } else { if (max_interval == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 9); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 9); coex_dm->tdma_adj_type = 9; } else if (max_interval == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 10); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 10); coex_dm->tdma_adj_type = 10; } else { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 11); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 11); coex_dm->tdma_adj_type = 11; } } } else { if (tx_pause) { if (max_interval == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 5); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 5); coex_dm->tdma_adj_type = 5; } else if (max_interval == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 6); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 6); coex_dm->tdma_adj_type = 6; } else { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 7); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 7); coex_dm->tdma_adj_type = 7; } } else { if (max_interval == 1) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 1); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 1); coex_dm->tdma_adj_type = 1; } else if (max_interval == 2) { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 2); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 2); coex_dm->tdma_adj_type = 2; } else { - halbtc8192e2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 3); + btc8192e2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 3); coex_dm->tdma_adj_type = 3; } } @@ -2322,12 +1740,6 @@ static void halbtc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], max Interval = %d\n", max_interval); - if (max_interval == 1) - btc8192e_int1(btcoexist, tx_pause, result); - else if (max_interval == 2) - btc8192e_int2(btcoexist, tx_pause, result); - else if (max_interval == 3) - btc8192e_int3(btcoexist, tx_pause, result); } /* if current PsTdma not match with @@ -2348,9 +1760,8 @@ static void halbtc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam); if (!scan && !link && !roam) - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, - coex_dm->tdma_adj_type); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, coex_dm->tdma_adj_type); else RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], roaming/link/scan is under progress, will adjust next time!!!\n"); @@ -2358,583 +1769,578 @@ static void halbtc8192e2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, } /* SCO only or SCO+PAN(HS) */ -static void halbtc8192e2ant_action_sco(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_sco(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_STAY_LOW; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); } btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x6); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x6); } } } -static void halbtc8192e2ant_action_sco_pan(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_sco_pan(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_STAY_LOW; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 4); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); } btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x6); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x6); } } } -static void halbtc8192e2ant_action_hid(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_hid(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 3); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 3); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); } /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */ -static void halbtc8192e2ant_action_a2dp(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_a2dp(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; bool long_dist = false; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - if ((btrssi_state == BTC_RSSI_STATE_LOW || - btrssi_state == BTC_RSSI_STATE_STAY_LOW) && - (wifirssi_state == BTC_RSSI_STATE_LOW || - wifirssi_state == BTC_RSSI_STATE_STAY_LOW)) { + if ((bt_rssi_state == BTC_RSSI_STATE_LOW || + bt_rssi_state == BTC_RSSI_STATE_STAY_LOW) && + (wifi_rssi_state == BTC_RSSI_STATE_LOW || + wifi_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], A2dp, wifi/bt rssi both LOW!!\n"); long_dist = true; } if (long_dist) { - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, true, - 0x4); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, true, + 0x4); } else { - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, - 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, + 0x8); } - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); if (long_dist) - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); else - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); if (long_dist) { - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 17); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 17); coex_dm->auto_tdma_adjust = false; - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); } else { - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - true, 1); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 1); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 1); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, + true, 1); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, + false, 1); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, + false, 1); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); } } /* sw mechanism */ btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8192e2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, true, 2); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 2); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 2); - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, true, 2); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, false, 2); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_tdma_duration_adjust(btcoexist, false, false, 2); + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); } /* sw mechanism */ btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - true, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + true, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - true, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + true, 0x6); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - true, 0x6); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + true, 0x6); } else { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - true, 0x6); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + true, 0x6); } } } -static void halbtc8192e2ant_action_pan_edr(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_pan_edr(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 1); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 1); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 1); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 1); } /* sw mechanism */ btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* PAN(HS) only */ -static void halbtc8192e2ant_action_pan_hs(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_pan_hs(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); } - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* PAN(EDR)+A2DP */ -static void halbtc8192e2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, true, 3); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 3); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, false, - false, 3); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_tdma_duration_adjust(btcoexist, false, true, 3); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_tdma_duration_adjust(btcoexist, false, false, 3); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_tdma_duration_adjust(btcoexist, false, false, 3); } /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, false, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8192e2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 3); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 3); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 10); } /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } @@ -2942,125 +2348,125 @@ static void halbtc8192e2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) /* HID+A2DP+PAN(EDR) */ static void btc8192e2ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); - halbtc8192e2ant_fw_dac_swinglvl(btcoexist, NORMAL_EXEC, 6); + btc8192e2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 3); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 3); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, true, 3); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 3); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 3); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, true, 3); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 3); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 3); } /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8192e2ant_action_hid_a2dp(struct btc_coexist *btcoexist) +static void btc8192e2ant_action_hid_a2dp(struct btc_coexist *btcoexist) { - u8 wifirssi_state, btrssi_state = BTC_RSSI_STATE_HIGH; + u8 wifi_rssi_state, bt_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_bw; - wifirssi_state = halbtc8192e2ant_wifirssi_state(btcoexist, 0, 2, 15, 0); - btrssi_state = halbtc8192e2ant_btrssi_state(btcoexist, 3, 34, 42); + wifi_rssi_state = btc8192e2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8192e2ant_bt_rssi_state(btcoexist, 3, 34, 42); - halbtc8192e2ant_switch_sstype(btcoexist, NORMAL_EXEC, 1); - halbtc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + btc8192e2ant_switch_ss_type(btcoexist, NORMAL_EXEC, 1); + btc8192e2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - btc8192e2ant_coex_tbl_w_type(btcoexist, NORMAL_EXEC, 3); + btc8192e2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 3); - if ((btrssi_state == BTC_RSSI_STATE_LOW) || - (btrssi_state == BTC_RSSI_STATE_STAY_LOW)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 0); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, true, 2); - } else if ((btrssi_state == BTC_RSSI_STATE_MEDIUM) || - (btrssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 2); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 2); - } else if ((btrssi_state == BTC_RSSI_STATE_HIGH) || - (btrssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8192e2ant_dec_btpwr(btcoexist, NORMAL_EXEC, 4); - halbtc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 2); + if ((bt_rssi_state == BTC_RSSI_STATE_LOW) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, true, 2); + } else if ((bt_rssi_state == BTC_RSSI_STATE_MEDIUM) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_MEDIUM)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 2); + } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 4); + btc8192e2ant_tdma_duration_adjust(btcoexist, true, false, 2); } /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, true, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - if ((wifirssi_state == BTC_RSSI_STATE_HIGH) || - (wifirssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, true, false, - false, 0x18); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8192e2ant_sw_mec1(btcoexist, false, true, - false, false); - btc8192e2ant_sw_mec2(btcoexist, false, false, - false, 0x18); + btc8192e2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8192e2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) +static void btc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 algorithm = 0; @@ -3080,12 +2486,12 @@ static void halbtc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) return; } - algorithm = halbtc8192e2ant_action_algorithm(btcoexist); + algorithm = btc8192e2ant_action_algorithm(btcoexist); if (coex_sta->c2h_bt_inquiry_page && (BT_8192E_2ANT_COEX_ALGO_PANHS != algorithm)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT is under inquiry/page scan !!\n"); - halbtc8192e2ant_action_bt_inquiry(btcoexist); + btc8192e2ant_action_bt_inquiry(btcoexist); return; } @@ -3093,7 +2499,7 @@ static void halbtc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Algorithm = %d\n", coex_dm->cur_algorithm); - if (halbtc8192e2ant_is_common_action(btcoexist)) { + if (btc8192e2ant_is_common_action(btcoexist)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant common\n"); coex_dm->auto_tdma_adjust = false; @@ -3109,47 +2515,47 @@ static void halbtc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) case BT_8192E_2ANT_COEX_ALGO_SCO: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = SCO\n"); - halbtc8192e2ant_action_sco(btcoexist); + btc8192e2ant_action_sco(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_SCO_PAN: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = SCO+PAN(EDR)\n"); - halbtc8192e2ant_action_sco_pan(btcoexist); + btc8192e2ant_action_sco_pan(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = HID\n"); - halbtc8192e2ant_action_hid(btcoexist); + btc8192e2ant_action_hid(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = A2DP\n"); - halbtc8192e2ant_action_a2dp(btcoexist); + btc8192e2ant_action_a2dp(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_A2DP_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = A2DP+PAN(HS)\n"); - halbtc8192e2ant_action_a2dp_pan_hs(btcoexist); + btc8192e2ant_action_a2dp_pan_hs(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = PAN(EDR)\n"); - halbtc8192e2ant_action_pan_edr(btcoexist); + btc8192e2ant_action_pan_edr(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = HS mode\n"); - halbtc8192e2ant_action_pan_hs(btcoexist); + btc8192e2ant_action_pan_hs(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_PANEDR_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = PAN+A2DP\n"); - halbtc8192e2ant_action_pan_edr_a2dp(btcoexist); + btc8192e2ant_action_pan_edr_a2dp(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_PANEDR_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = PAN(EDR)+HID\n"); - halbtc8192e2ant_action_pan_edr_hid(btcoexist); + btc8192e2ant_action_pan_edr_hid(btcoexist); break; case BT_8192E_2ANT_COEX_ALGO_HID_A2DP_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -3159,20 +2565,20 @@ static void halbtc8192e2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) case BT_8192E_2ANT_COEX_ALGO_HID_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = HID+A2DP\n"); - halbtc8192e2ant_action_hid_a2dp(btcoexist); + btc8192e2ant_action_hid_a2dp(btcoexist); break; default: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "Action 2-Ant, algorithm = unknown!!\n"); - /* halbtc8192e2ant_coex_alloff(btcoexist); */ + /* btc8192e2ant_coex_all_off(btcoexist); */ break; } coex_dm->pre_algorithm = coex_dm->cur_algorithm; } } -static void halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, - bool backup) +static void btc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, + bool backup) { struct rtl_priv *rtlpriv = btcoexist->adapter; u16 u16tmp = 0; @@ -3191,7 +2597,7 @@ static void halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, 0x430); coex_dm->backup_arfr_cnt2 = btcoexist->btc_read_4byte(btcoexist, 0x434); - coex_dm->backup_retrylimit = btcoexist->btc_read_2byte( + coex_dm->backup_retry_limit = btcoexist->btc_read_2byte( btcoexist, 0x42a); coex_dm->backup_ampdu_maxtime = btcoexist->btc_read_1byte( @@ -3209,7 +2615,7 @@ static void halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, else btcoexist->btc_write_4byte(btcoexist, 0x64, 0x30030004); - btc8192e2ant_coex_tbl_w_type(btcoexist, FORCE_EXEC, 0); + btc8192e2ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); /* antenna switch control parameter */ btcoexist->btc_write_4byte(btcoexist, 0x858, 0x55555555); @@ -3232,7 +2638,7 @@ static void halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, u16tmp |= BIT9; btcoexist->btc_write_2byte(btcoexist, 0x40, u16tmp); - /* enable PTA I2C mailbox */ + /* enable PTA I2C mailbox */ u8tmp = btcoexist->btc_read_1byte(btcoexist, 0x101); u8tmp |= BIT4; btcoexist->btc_write_1byte(btcoexist, 0x101, u8tmp); @@ -3247,29 +2653,25 @@ static void halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x7, u8tmp); } -/************************************************************* - * work around function start with wa_halbtc8192e2ant_ - *************************************************************/ - /************************************************************ - * extern function start with EXhalbtc8192e2ant_ + * extern function start with ex_btc8192e2ant_ ************************************************************/ -void ex_halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist) +void ex_btc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist) { - halbtc8192e2ant_init_hwconfig(btcoexist, true); + btc8192e2ant_init_hwconfig(btcoexist, true); } -void ex_halbtc8192e2ant_init_coex_dm(struct btc_coexist *btcoexist) +void ex_btc8192e2ant_init_coex_dm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Coex Mechanism Init!!\n"); - halbtc8192e2ant_init_coex_dm(btcoexist); + btc8192e2ant_init_coex_dm(btcoexist); } -void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) +void ex_btc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) { struct btc_board_info *board_info = &btcoexist->board_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; @@ -3278,8 +2680,8 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) u16 u16tmp[4]; u32 u32tmp[4]; bool roam = false, scan = false, link = false, wifi_under_5g = false; - bool bt_hson = false, wifi_busy = false; - int wifirssi = 0, bt_hs_rssi = 0; + bool bt_hs_on = false, wifi_busy = false; + int wifi_rssi = 0, bt_hs_rssi = 0; u32 wifi_bw, wifi_traffic_dir; u8 wifi_dot11_chnl, wifi_hs_chnl; u32 fw_ver = 0, bt_patch_ver = 0; @@ -3316,21 +2718,21 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) glcoex_ver_date_8192e_2ant, glcoex_ver_8192e_2ant, fw_ver, bt_patch_ver, bt_patch_ver); - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hson); + btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_DOT11_CHNL, &wifi_dot11_chnl); btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_HS_CHNL, &wifi_hs_chnl); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %d / %d(%d)", "Dot11 channel / HsMode(HsChnl)", - wifi_dot11_chnl, bt_hson, wifi_hs_chnl); + wifi_dot11_chnl, bt_hs_on, wifi_hs_chnl); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %3ph ", "H2C Wifi inform bt chnl Info", coex_dm->wifi_chnl_info); - btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifirssi); + btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi); btcoexist->btc_get(btcoexist, BTC_GET_S4_HS_RSSI, &bt_hs_rssi); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %d/ %d", - "Wifi rssi/ HS rssi", wifirssi, bt_hs_rssi); + "Wifi rssi/ HS rssi", wifi_rssi, bt_hs_rssi); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link); @@ -3377,7 +2779,7 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) if (coex_sta->bt_info_c2h_cnt[i]) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %7ph(%d)", - GLBtInfoSrc8192e2Ant[i], + glbt_info_src_8192e_2ant[i], coex_sta->bt_info_c2h[i], coex_sta->bt_info_c2h_cnt[i]); } @@ -3390,7 +2792,7 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_FW_PWR_MODE_CMD); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = 0x%x ", "SS Type", - coex_dm->cur_sstype); + coex_dm->cur_ss_type); /* Sw mechanism */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s", @@ -3429,7 +2831,7 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = 0x%x/0x%x/0x%x/0x%x", "backup ARFR1/ARFR2/RL/AMaxTime", coex_dm->backup_arfr_cnt1, - coex_dm->backup_arfr_cnt2, coex_dm->backup_retrylimit, + coex_dm->backup_arfr_cnt2, coex_dm->backup_retry_limit, coex_dm->backup_ampdu_maxtime); u32tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x430); @@ -3485,12 +2887,12 @@ void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist) "0x774(lp rx[31:16]/tx[15:0])", coex_sta->low_priority_rx, coex_sta->low_priority_tx); #if (BT_AUTO_REPORT_ONLY_8192E_2ANT == 1) - halbtc8192e2ant_monitor_bt_ctr(btcoexist); + btc8192e2ant_monitor_bt_ctr(btcoexist); #endif btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_COEX_STATISTICS); } -void ex_halbtc8192e2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8192e2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3498,7 +2900,7 @@ void ex_halbtc8192e2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS ENTER notify\n"); coex_sta->under_ips = true; - halbtc8192e2ant_coex_alloff(btcoexist); + btc8192e2ant_coex_all_off(btcoexist); } else if (BTC_IPS_LEAVE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS LEAVE notify\n"); @@ -3506,7 +2908,7 @@ void ex_halbtc8192e2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) } } -void ex_halbtc8192e2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8192e2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3521,7 +2923,7 @@ void ex_halbtc8192e2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) } } -void ex_halbtc8192e2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8192e2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3533,7 +2935,7 @@ void ex_halbtc8192e2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) "[BTCoex], SCAN FINISH notify\n"); } -void ex_halbtc8192e2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8192e2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3545,8 +2947,8 @@ void ex_halbtc8192e2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) "[BTCoex], CONNECT FINISH notify\n"); } -void ex_halbtc8192e2ant_media_status_notify(struct btc_coexist *btcoexist, - u8 type) +void ex_btc8192e2ant_media_status_notify(struct btc_coexist *btcoexist, + u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[3] = {0}; @@ -3591,8 +2993,8 @@ void ex_halbtc8192e2ant_media_status_notify(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x66, 3, h2c_parameter); } -void ex_halbtc8192e2ant_special_packet_notify(struct btc_coexist *btcoexist, - u8 type) +void ex_btc8192e2ant_special_packet_notify(struct btc_coexist *btcoexist, + u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3601,8 +3003,8 @@ void ex_halbtc8192e2ant_special_packet_notify(struct btc_coexist *btcoexist, "[BTCoex], DHCP Packet notify\n"); } -void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, - u8 *tmp_buf, u8 length) +void ex_btc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, + u8 *tmp_buf, u8 length) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 bt_info = 0; @@ -3633,7 +3035,8 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, } if (BT_INFO_SRC_8192E_2ANT_WIFI_FW != rsp_source) { - coex_sta->bt_retry_cnt = /* [3:0] */ + /* [3:0] */ + coex_sta->bt_retry_cnt = coex_sta->bt_info_c2h[rsp_source][2] & 0xf; coex_sta->bt_rssi = @@ -3651,11 +3054,11 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); if (wifi_connected) - ex_halbtc8192e2ant_media_status_notify( + ex_btc8192e2ant_media_status_notify( btcoexist, BTC_MEDIA_CONNECT); else - ex_halbtc8192e2ant_media_status_notify( + ex_btc8192e2ant_media_status_notify( btcoexist, BTC_MEDIA_DISCONNECT); } @@ -3665,9 +3068,9 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, !btcoexist->stop_coex_dm) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "bit3, BT NOT ignore Wlan active!\n"); - halbtc8192e2ant_IgnoreWlanAct(btcoexist, - FORCE_EXEC, - false); + btc8192e2ant_ignore_wlan_act(btcoexist, + FORCE_EXEC, + false); } } else { /* BT already NOT ignore Wlan active, @@ -3679,8 +3082,8 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, if ((coex_sta->bt_info_ext & BIT4)) { /* BT auto report already enabled, do nothing */ } else { - halbtc8192e2ant_bt_autoreport(btcoexist, FORCE_EXEC, - true); + btc8192e2ant_bt_auto_report(btcoexist, FORCE_EXEC, + true); } #endif } @@ -3718,9 +3121,9 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->sco_exist = false; } - halbtc8192e2ant_update_btlink_info(btcoexist); + btc8192e2ant_update_bt_link_info(btcoexist); - if (!(bt_info&BT_INFO_8192E_2ANT_B_CONNECTION)) { + if (!(bt_info & BT_INFO_8192E_2ANT_B_CONNECTION)) { coex_dm->bt_status = BT_8192E_2ANT_BT_STATUS_NON_CONNECTED_IDLE; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT Non-Connected idle!!!\n"); @@ -3728,12 +3131,12 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_dm->bt_status = BT_8192E_2ANT_BT_STATUS_CONNECTED_IDLE; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], bt_infoNotify(), BT Connected-idle!!!\n"); - } else if ((bt_info&BT_INFO_8192E_2ANT_B_SCO_ESCO) || - (bt_info&BT_INFO_8192E_2ANT_B_SCO_BUSY)) { + } else if ((bt_info & BT_INFO_8192E_2ANT_B_SCO_ESCO) || + (bt_info & BT_INFO_8192E_2ANT_B_SCO_BUSY)) { coex_dm->bt_status = BT_8192E_2ANT_BT_STATUS_SCO_BUSY; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], bt_infoNotify(), BT SCO busy!!!\n"); - } else if (bt_info&BT_INFO_8192E_2ANT_B_ACL_BUSY) { + } else if (bt_info & BT_INFO_8192E_2ANT_B_ACL_BUSY) { coex_dm->bt_status = BT_8192E_2ANT_BT_STATUS_ACL_BUSY; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], bt_infoNotify(), BT ACL busy!!!\n"); @@ -3758,12 +3161,7 @@ void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_dm->limited_dig = limited_dig; btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_LIMITED_DIG, &limited_dig); - halbtc8192e2ant_run_coexist_mechanism(btcoexist); -} - -void ex_halbtc8192e2ant_stack_operation_notify(struct btc_coexist *btcoexist, - u8 type) -{ + btc8192e2ant_run_coexist_mechanism(btcoexist); } void ex_halbtc8192e2ant_halt_notify(struct btc_coexist *btcoexist) @@ -3772,11 +3170,11 @@ void ex_halbtc8192e2ant_halt_notify(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Halt notify\n"); - halbtc8192e2ant_IgnoreWlanAct(btcoexist, FORCE_EXEC, true); - ex_halbtc8192e2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); + btc8192e2ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); + ex_btc8192e2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); } -void ex_halbtc8192e2ant_periodical(struct btc_coexist *btcoexist) +void ex_btc8192e2ant_periodical(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; static u8 dis_ver_info_cnt; @@ -3810,12 +3208,12 @@ void ex_halbtc8192e2ant_periodical(struct btc_coexist *btcoexist) } #if (BT_AUTO_REPORT_ONLY_8192E_2ANT == 0) - halbtc8192e2ant_querybt_info(btcoexist); - halbtc8192e2ant_monitor_bt_ctr(btcoexist); - btc8192e2ant_monitor_bt_enable_dis(btcoexist); + btc8192e2ant_query_bt_info(btcoexist); + btc8192e2ant_monitor_bt_ctr(btcoexist); + btc8192e2ant_monitor_bt_enable_disable(btcoexist); #else - if (halbtc8192e2ant_iswifi_status_changed(btcoexist) || + if (btc8192e2ant_is_wifi_status_changed(btcoexist) || coex_dm->auto_tdma_adjust) - halbtc8192e2ant_run_coexist_mechanism(btcoexist); + btc8192e2ant_run_coexist_mechanism(btcoexist); #endif } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.h index 75e1f7d0db06..fc0fa87ec404 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8192e2ant.h @@ -116,7 +116,7 @@ struct coex_dm_8192e_2ant { u32 backup_arfr_cnt1; /* Auto Rate Fallback Retry cnt */ u32 backup_arfr_cnt2; /* Auto Rate Fallback Retry cnt */ - u16 backup_retrylimit; + u16 backup_retry_limit; u8 backup_ampdu_maxtime; /* algorithm related */ @@ -125,18 +125,18 @@ struct coex_dm_8192e_2ant { u8 bt_status; u8 wifi_chnl_info[3]; - u8 pre_sstype; - u8 cur_sstype; + u8 pre_ss_type; + u8 cur_ss_type; - u32 prera_mask; - u32 curra_mask; - u8 curra_masktype; - u8 pre_arfrtype; - u8 cur_arfrtype; - u8 pre_retrylimit_type; - u8 cur_retrylimit_type; - u8 pre_ampdutime_type; - u8 cur_ampdutime_type; + u32 pre_ra_mask; + u32 cur_ra_mask; + u8 cur_ra_mask_type; + u8 pre_arfr_type; + u8 cur_arfr_type; + u8 pre_retry_limit_type; + u8 cur_retry_limit_type; + u8 pre_ampdu_time_type; + u8 cur_ampdu_time_type; }; struct coex_sta_8192e_2ant { diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c index d67bbfb6ad8e..2003c8c51dcc 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c @@ -45,7 +45,7 @@ static struct coex_dm_8723b_1ant *coex_dm = &glcoex_dm_8723b_1ant; static struct coex_sta_8723b_1ant glcoex_sta_8723b_1ant; static struct coex_sta_8723b_1ant *coex_sta = &glcoex_sta_8723b_1ant; -static const char *const GLBtInfoSrc8723b1Ant[] = { +static const char *const glbt_info_src_8723b_1ant[] = { "BT Info[wifi fw]", "BT Info[bt rsp]", "BT Info[bt auto report]", @@ -60,188 +60,6 @@ static u32 glcoex_ver_8723b_1ant = 0x47; /*************************************************************** * local function start with halbtc8723b1ant_ ***************************************************************/ -static u8 halbtc8723b1ant_bt_rssi_state(struct btc_coexist *btcoexist, - u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - s32 bt_rssi = 0; - u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; - - bt_rssi = coex_sta->bt_rssi; - - if (level_num == 2) { - if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || - (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { - if (bt_rssi >= rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - bt_rssi_state = BTC_RSSI_STATE_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to High\n"); - } else { - bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state stay at Low\n"); - } - } else { - if (bt_rssi < rssi_thresh) { - bt_rssi_state = BTC_RSSI_STATE_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to Low\n"); - } else { - bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state stay at High\n"); - } - } - } else if (level_num == 3) { - if (rssi_thresh > rssi_thresh1) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi thresh error!!\n"); - return coex_sta->pre_bt_rssi_state; - } - - if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || - (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { - if (bt_rssi >= rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - bt_rssi_state = BTC_RSSI_STATE_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to Medium\n"); - } else { - bt_rssi_state = BTC_RSSI_STATE_STAY_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state stay at Low\n"); - } - } else if ((coex_sta->pre_bt_rssi_state == - BTC_RSSI_STATE_MEDIUM) || - (coex_sta->pre_bt_rssi_state == - BTC_RSSI_STATE_STAY_MEDIUM)) { - if (bt_rssi >= rssi_thresh1 + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - bt_rssi_state = BTC_RSSI_STATE_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to High\n"); - } else if (bt_rssi < rssi_thresh) { - bt_rssi_state = BTC_RSSI_STATE_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to Low\n"); - } else { - bt_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state stay at Medium\n"); - } - } else { - if (bt_rssi < rssi_thresh1) { - bt_rssi_state = BTC_RSSI_STATE_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state switch to Medium\n"); - } else { - bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Rssi state stay at High\n"); - } - } - } - - coex_sta->pre_bt_rssi_state = bt_rssi_state; - - return bt_rssi_state; -} - -static u8 halbtc8723b1ant_wifi_rssi_state(struct btc_coexist *btcoexist, - u8 index, u8 level_num, - u8 rssi_thresh, u8 rssi_thresh1) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - s32 wifi_rssi = 0; - u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index]; - - btcoexist->btc_get(btcoexist, - BTC_GET_S4_WIFI_RSSI, &wifi_rssi); - - if (level_num == 2) { - if ((coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_LOW) || - (coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_STAY_LOW)) { - if (wifi_rssi >= rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - wifi_rssi_state = BTC_RSSI_STATE_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to High\n"); - } else { - wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state stay at Low\n"); - } - } else { - if (wifi_rssi < rssi_thresh) { - wifi_rssi_state = BTC_RSSI_STATE_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to Low\n"); - } else { - wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state stay at High\n"); - } - } - } else if (level_num == 3) { - if (rssi_thresh > rssi_thresh1) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI thresh error!!\n"); - return coex_sta->pre_wifi_rssi_state[index]; - } - - if ((coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_LOW) || - (coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_STAY_LOW)) { - if (wifi_rssi >= rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to Medium\n"); - } else { - wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state stay at Low\n"); - } - } else if ((coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_MEDIUM) || - (coex_sta->pre_wifi_rssi_state[index] == - BTC_RSSI_STATE_STAY_MEDIUM)) { - if (wifi_rssi >= rssi_thresh1 + - BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT) { - wifi_rssi_state = BTC_RSSI_STATE_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to High\n"); - } else if (wifi_rssi < rssi_thresh) { - wifi_rssi_state = BTC_RSSI_STATE_LOW; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to Low\n"); - } else { - wifi_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state stay at Medium\n"); - } - } else { - if (wifi_rssi < rssi_thresh1) { - wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state switch to Medium\n"); - } else { - wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], wifi RSSI state stay at High\n"); - } - } - } - - coex_sta->pre_wifi_rssi_state[index] = wifi_rssi_state; - - return wifi_rssi_state; -} static void halbtc8723b1ant_updatera_mask(struct btc_coexist *btcoexist, bool force_exec, u32 dis_rate_mask) @@ -249,7 +67,7 @@ static void halbtc8723b1ant_updatera_mask(struct btc_coexist *btcoexist, coex_dm->curra_mask = dis_rate_mask; if (force_exec || (coex_dm->prera_mask != coex_dm->curra_mask)) - btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_ra_mask, + btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_RAMASK, &coex_dm->curra_mask); coex_dm->prera_mask = coex_dm->curra_mask; @@ -326,15 +144,14 @@ static void halbtc8723b1ant_ampdu_maxtime(struct btc_coexist *btcoexist, coex_dm->cur_ampdu_time_type)) { switch (coex_dm->cur_ampdu_time_type) { case 0: /* normal mode */ - btcoexist->btc_write_1byte(btcoexist, 0x456, - coex_dm->backup_ampdu_max_time); - break; + btcoexist->btc_write_1byte(btcoexist, 0x456, + coex_dm->backup_ampdu_max_time); + break; case 1: /* AMPDU timw = 0x38 * 32us */ - btcoexist->btc_write_1byte(btcoexist, - 0x456, 0x38); - break; + btcoexist->btc_write_1byte(btcoexist, 0x456, 0x38); + break; default: - break; + break; } } @@ -354,7 +171,7 @@ static void halbtc8723b1ant_limited_tx(struct btc_coexist *btcoexist, halbtc8723b1ant_updatera_mask(btcoexist, force_exec, 0x00000003); break; - /* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4*/ + /* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4 */ case 2: halbtc8723b1ant_updatera_mask(btcoexist, force_exec, 0x0001f1f7); @@ -426,7 +243,8 @@ static void halbtc8723b1ant_query_bt_info(struct btc_coexist *btcoexist) coex_sta->c2h_bt_info_req_sent = true; - h2c_parameter[0] |= BIT0; /* trigger*/ + /* trigger */ + h2c_parameter[0] |= BIT0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n", @@ -515,202 +333,6 @@ static void halbtc8723b1ant_update_bt_link_info(struct btc_coexist *btcoexist) bt_link_info->hid_only = false; } -static u8 halbtc8723b1ant_action_algorithm(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool bt_hs_on = false; - u8 algorithm = BT_8723B_1ANT_COEX_ALGO_UNDEFINED; - u8 numdiffprofile = 0; - - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); - - if (!bt_link_info->bt_link_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], No BT link exists!!!\n"); - return algorithm; - } - - if (bt_link_info->sco_exist) - numdiffprofile++; - if (bt_link_info->hid_exist) - numdiffprofile++; - if (bt_link_info->pan_exist) - numdiffprofile++; - if (bt_link_info->a2dp_exist) - numdiffprofile++; - - if (numdiffprofile == 1) { - if (bt_link_info->sco_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = SCO only\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_SCO; - } else { - if (bt_link_info->hid_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = HID only\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_HID; - } else if (bt_link_info->a2dp_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = A2DP only\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_A2DP; - } else if (bt_link_info->pan_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = PAN(HS) only\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANHS; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = PAN(EDR) only\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR; - } - } - } - } else if (numdiffprofile == 2) { - if (bt_link_info->sco_exist) { - if (bt_link_info->hid_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = SCO + HID\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_HID; - } else if (bt_link_info->a2dp_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = SCO + A2DP ==> SCO\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_SCO; - } else if (bt_link_info->pan_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + PAN(HS)\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_SCO; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + PAN(EDR)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_HID; - } - } - } else { - if (bt_link_info->hid_exist && - bt_link_info->a2dp_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = HID + A2DP\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_HID_A2DP; - } else if (bt_link_info->hid_exist && - bt_link_info->pan_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = HID + PAN(HS)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_HID_A2DP; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = HID + PAN(EDR)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_HID; - } - } else if (bt_link_info->pan_exist && - bt_link_info->a2dp_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = A2DP + PAN(HS)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_A2DP_PANHS; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = A2DP + PAN(EDR)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_A2DP; - } - } - } - } else if (numdiffprofile == 3) { - if (bt_link_info->sco_exist) { - if (bt_link_info->hid_exist && - bt_link_info->a2dp_exist) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT Profile = SCO + HID + A2DP ==> HID\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_HID; - } else if (bt_link_info->hid_exist && - bt_link_info->pan_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + HID + PAN(HS)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_HID_A2DP; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + HID + PAN(EDR)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_HID; - } - } else if (bt_link_info->pan_exist && - bt_link_info->a2dp_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + A2DP + PAN(HS)\n"); - algorithm = BT_8723B_1ANT_COEX_ALGO_SCO; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + A2DP + PAN(EDR) ==> HID\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_HID; - } - } - } else { - if (bt_link_info->hid_exist && - bt_link_info->pan_exist && - bt_link_info->a2dp_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = HID + A2DP + PAN(HS)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_HID_A2DP; - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = HID + A2DP + PAN(EDR)\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_HID_A2DP_PANEDR; - } - } - } - } else if (numdiffprofile >= 3) { - if (bt_link_info->sco_exist) { - if (bt_link_info->hid_exist && - bt_link_info->pan_exist && - bt_link_info->a2dp_exist) { - if (bt_hs_on) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], Error!!! BT Profile = SCO + HID + A2DP + PAN(HS)\n"); - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, - DBG_LOUD, - "[BTCoex], BT Profile = SCO + HID + A2DP + PAN(EDR)==>PAN(EDR)+HID\n"); - algorithm = - BT_8723B_1ANT_COEX_ALGO_PANEDR_HID; - } - } - } - } - - return algorithm; -} - static void btc8723b1ant_set_sw_pen_tx_rate_adapt(struct btc_coexist *btcoexist, bool low_penalty_ra) { @@ -721,11 +343,11 @@ static void btc8723b1ant_set_sw_pen_tx_rate_adapt(struct btc_coexist *btcoexist, if (low_penalty_ra) { h2c_parameter[1] |= BIT0; - /*normal rate except MCS7/6/5, OFDM54/48/36 */ + /* normal rate except MCS7/6/5, OFDM54/48/36 */ h2c_parameter[2] = 0x00; - h2c_parameter[3] = 0xf7; /*MCS7 or OFDM54 */ - h2c_parameter[4] = 0xf8; /*MCS6 or OFDM48 */ - h2c_parameter[5] = 0xf9; /*MCS5 or OFDM36 */ + h2c_parameter[3] = 0xf7; /* MCS7 or OFDM54 */ + h2c_parameter[4] = 0xf8; /* MCS6 or OFDM48 */ + h2c_parameter[5] = 0xf9; /* MCS5 or OFDM36 */ } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -846,8 +468,9 @@ static void halbtc8723b1ant_coex_table_with_type(struct btc_coexist *btcoexist, } } -static void halbtc8723b1ant_SetFwIgnoreWlanAct(struct btc_coexist *btcoexist, - bool enable) +static void +halbtc8723b1ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist, + bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; @@ -882,7 +505,7 @@ static void halbtc8723b1ant_ignore_wlan_act(struct btc_coexist *btcoexist, coex_dm->cur_ignore_wlan_act) return; } - halbtc8723b1ant_SetFwIgnoreWlanAct(btcoexist, enable); + halbtc8723b1ant_set_fw_ignore_wlan_act(btcoexist, enable); coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act; } @@ -944,9 +567,9 @@ static void halbtc8723b1ant_set_lps_rpwm(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_U1_RPWM_VAL, &rpwm); } -static void halbtc8723b1ant_LpsRpwm(struct btc_coexist *btcoexist, - bool force_exec, - u8 lps_val, u8 rpwm_val) +static void halbtc8723b1ant_lps_rpwm(struct btc_coexist *btcoexist, + bool force_exec, + u8 lps_val, u8 rpwm_val) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -987,9 +610,9 @@ static void halbtc8723b1ant_sw_mechanism(struct btc_coexist *btcoexist, halbtc8723b1ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra); } -static void halbtc8723b1ant_SetAntPath(struct btc_coexist *btcoexist, - u8 ant_pos_type, bool init_hw_cfg, - bool wifi_off) +static void halbtc8723b1ant_set_ant_path(struct btc_coexist *btcoexist, + u8 ant_pos_type, bool init_hw_cfg, + bool wifi_off) { struct btc_board_info *board_info = &btcoexist->board_info; u32 fw_ver = 0, u32tmp = 0; @@ -1028,7 +651,7 @@ static void halbtc8723b1ant_SetAntPath(struct btc_coexist *btcoexist, if (use_ext_switch) { if (init_hw_cfg) { /* 0x4c[23] = 0, 0x4c[24] = 1 - * Antenna control by WL/BT + * Antenna control by WL/BT */ u32tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c); u32tmp &= ~BIT23; @@ -1037,35 +660,36 @@ static void halbtc8723b1ant_SetAntPath(struct btc_coexist *btcoexist, if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) { - /* Main Ant to BT for IPS case 0x4c[23] = 1 */ + /* Main Ant to BT for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x1); - /*tell firmware "no antenna inverse"*/ + /* tell firmware "no antenna inverse" */ h2c_parameter[0] = 0; h2c_parameter[1] = 1; /*ext switch type*/ btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); } else { - /*Aux Ant to BT for IPS case 0x4c[23] = 1 */ + /* Aux Ant to BT for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x0); - /*tell firmware "antenna inverse"*/ + /* tell firmware "antenna inverse" */ h2c_parameter[0] = 1; - h2c_parameter[1] = 1; /*ext switch type*/ + h2c_parameter[1] = 1; /* ext switch type */ btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); } } - /* fixed internal switch first*/ - /* fixed internal switch S1->WiFi, S0->BT*/ + /* fixed internal switch first + * fixed internal switch S1->WiFi, S0->BT + */ if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) btcoexist->btc_write_2byte(btcoexist, 0x948, 0x0); - else/* fixed internal switch S0->WiFi, S1->BT*/ + else /* fixed internal switch S0->WiFi, S1->BT */ btcoexist->btc_write_2byte(btcoexist, 0x948, 0x280); /* ext switch setting */ @@ -1108,7 +732,7 @@ static void halbtc8723b1ant_SetAntPath(struct btc_coexist *btcoexist, } else { if (init_hw_cfg) { - /* 0x4c[23] = 1, 0x4c[24] = 0 Antenna control by 0x64*/ + /* 0x4c[23] = 1, 0x4c[24] = 0 Antenna control by 0x64 */ u32tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c); u32tmp |= BIT23; u32tmp &= ~BIT24; @@ -1116,41 +740,42 @@ static void halbtc8723b1ant_SetAntPath(struct btc_coexist *btcoexist, if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) { - /*Main Ant to WiFi for IPS case 0x4c[23] = 1*/ + /* Main Ant to WiFi for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x0); - /*tell firmware "no antenna inverse"*/ + /* tell firmware "no antenna inverse" */ h2c_parameter[0] = 0; - h2c_parameter[1] = 0; /*internal switch type*/ + h2c_parameter[1] = 0; /* internal switch type */ btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); } else { - /*Aux Ant to BT for IPS case 0x4c[23] = 1*/ + /* Aux Ant to BT for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x1); - /*tell firmware "antenna inverse"*/ + /* tell firmware "antenna inverse" */ h2c_parameter[0] = 1; - h2c_parameter[1] = 0; /*internal switch type*/ + h2c_parameter[1] = 0; /* internal switch type */ btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); } } - /* fixed external switch first*/ - /*Main->WiFi, Aux->BT*/ + /* fixed external switch first + * Main->WiFi, Aux->BT + */ if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) btcoexist->btc_write_1byte_bitmask(btcoexist, 0x92c, 0x3, 0x1); - else/*Main->BT, Aux->WiFi */ + else /* Main->BT, Aux->WiFi */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x92c, 0x3, 0x2); - /* internal switch setting*/ + /* internal switch setting */ switch (ant_pos_type) { case BTC_ANT_PATH_WIFI: if (board_info->btdm_ant_pos == @@ -1365,7 +990,7 @@ static void halbtc8723b1ant_ps_tdma(struct btc_coexist *btcoexist, halbtc8723b1ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x12, 0x3, 0x14, 0x50); break; - /* SoftAP only with no sta associated,BT disable , + /* SoftAP only with no sta associated, BT disable, * TDMA mode for power saving * here softap mode screen off will cost 70-80mA for phone */ @@ -1376,24 +1001,29 @@ static void halbtc8723b1ant_ps_tdma(struct btc_coexist *btcoexist, } } else { switch (type) { - case 8: /*PTA Control */ + case 8: /* PTA Control */ halbtc8723b1ant_set_fw_ps_tdma(btcoexist, 0x8, 0x0, 0x0, 0x0, 0x0); - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_PTA, - false, false); + halbtc8723b1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_PTA, + false, false); break; case 0: - default: /*Software control, Antenna at BT side */ + default: + /* Software control, Antenna at BT side */ halbtc8723b1ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, 0x0, 0x0); - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_BT, - false, false); + halbtc8723b1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_BT, + false, false); break; - case 9: /*Software control, Antenna at WiFi side */ + case 9: + /* Software control, Antenna at WiFi side */ halbtc8723b1ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, 0x0, 0x0); - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_WIFI, - false, false); + halbtc8723b1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_WIFI, + false, false); break; } } @@ -1407,247 +1037,15 @@ static void halbtc8723b1ant_ps_tdma(struct btc_coexist *btcoexist, coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma; } -static bool halbtc8723b1ant_is_common_action(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - bool commom = false, wifi_connected = false; - bool wifi_busy = false; - - btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, - &wifi_connected); - btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); - - if (!wifi_connected && - BT_8723B_1ANT_BT_STATUS_NON_CONNECTED_IDLE == coex_dm->bt_status) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi non connected-idle + BT non connected-idle!!\n"); - halbtc8723b1ant_sw_mechanism(btcoexist, false); - commom = true; - } else if (wifi_connected && - (BT_8723B_1ANT_BT_STATUS_NON_CONNECTED_IDLE == - coex_dm->bt_status)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi connected + BT non connected-idle!!\n"); - halbtc8723b1ant_sw_mechanism(btcoexist, false); - commom = true; - } else if (!wifi_connected && - (BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE == - coex_dm->bt_status)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi non connected-idle + BT connected-idle!!\n"); - halbtc8723b1ant_sw_mechanism(btcoexist, false); - commom = true; - } else if (wifi_connected && - (BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE == - coex_dm->bt_status)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi connected + BT connected-idle!!\n"); - halbtc8723b1ant_sw_mechanism(btcoexist, false); - commom = true; - } else if (!wifi_connected && - (BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE != - coex_dm->bt_status)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi non connected-idle + BT Busy!!\n"); - halbtc8723b1ant_sw_mechanism(btcoexist, false); - commom = true; - } else { - if (wifi_busy) - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi Connected-Busy + BT Busy!!\n"); - else - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Wifi Connected-Idle + BT Busy!!\n"); - - commom = false; - } - - return commom; -} - -static void btc8723b1ant_tdma_dur_adj_for_acl(struct btc_coexist *btcoexist, - u8 wifi_status) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - static s32 up, dn, m, n, wait_count; - /* 0: no change, +1: increase WiFi duration, - * -1: decrease WiFi duration - */ - s32 result; - u8 retry_count = 0, bt_info_ext; - bool wifi_busy = false; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TdmaDurationAdjustForAcl()\n"); - - if (BT_8723B_1ANT_WIFI_STATUS_CONNECTED_BUSY == wifi_status) - wifi_busy = true; - else - wifi_busy = false; - - if ((BT_8723B_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN == - wifi_status) || - (BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SCAN == wifi_status) || - (BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT == wifi_status)) { - if (coex_dm->cur_ps_tdma != 1 && coex_dm->cur_ps_tdma != 2 && - coex_dm->cur_ps_tdma != 3 && coex_dm->cur_ps_tdma != 9) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - - up = 0; - dn = 0; - m = 1; - n = 3; - result = 0; - wait_count = 0; - } - return; - } - - if (!coex_dm->auto_tdma_adjust) { - coex_dm->auto_tdma_adjust = true; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], first run TdmaDurationAdjust()!!\n"); - - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2); - coex_dm->tdma_adj_type = 2; - - up = 0; - dn = 0; - m = 1; - n = 3; - result = 0; - wait_count = 0; - } else { - /*accquire the BT TRx retry count from BT_Info byte2 */ - retry_count = coex_sta->bt_retry_cnt; - bt_info_ext = coex_sta->bt_info_ext; - result = 0; - wait_count++; - /* no retry in the last 2-second duration */ - if (retry_count == 0) { - up++; - dn--; - - if (dn <= 0) - dn = 0; - - if (up >= n) { - wait_count = 0; - n = 3; - up = 0; - dn = 0; - result = 1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Increase wifi duration!!\n"); - } - } else if (retry_count <= 3) { - up--; - dn++; - - if (up <= 0) - up = 0; - - if (dn == 2) { - if (wait_count <= 2) - m++; - else - m = 1; - - if (m >= 20) - m = 20; - - n = 3 * m; - up = 0; - dn = 0; - wait_count = 0; - result = -1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Decrease wifi duration for retryCounter<3!!\n"); - } - } else { - if (wait_count == 1) - m++; - else - m = 1; - - if (m >= 20) - m = 20; - - n = 3 * m; - up = 0; - dn = 0; - wait_count = 0; - result = -1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Decrease wifi duration for retryCounter>3!!\n"); - } - - if (result == -1) { - if ((BT_INFO_8723B_1ANT_A2DP_BASIC_RATE(bt_info_ext)) && - ((coex_dm->cur_ps_tdma == 1) || - (coex_dm->cur_ps_tdma == 2))) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } - } else if (result == 1) { - if ((BT_INFO_8723B_1ANT_A2DP_BASIC_RATE(bt_info_ext)) && - ((coex_dm->cur_ps_tdma == 1) || - (coex_dm->cur_ps_tdma == 2))) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } - } else { /*no change */ - /*if busy / idle change */ - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex],********* TDMA(on, %d) ********\n", - coex_dm->cur_ps_tdma); - } - - if (coex_dm->cur_ps_tdma != 1 && coex_dm->cur_ps_tdma != 2 && - coex_dm->cur_ps_tdma != 9 && coex_dm->cur_ps_tdma != 11) { - /* recover to previous adjust type */ - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, - coex_dm->tdma_adj_type); - } - } -} - -static void btc8723b1ant_pstdmachkpwrsave(struct btc_coexist *btcoexist, - bool new_ps_state) +static void halbtc8723b1ant_ps_tdma_chk_pwr_save(struct btc_coexist *btcoexist, + bool new_ps_state) { u8 lps_mode = 0x0; btcoexist->btc_get(btcoexist, BTC_GET_U1_LPS_MODE, &lps_mode); - if (lps_mode) { /* already under LPS state */ + if (lps_mode) { + /* already under LPS state */ if (new_ps_state) { /* keep state under LPS, do nothing. */ } else { @@ -1655,7 +1053,8 @@ static void btc8723b1ant_pstdmachkpwrsave(struct btc_coexist *btcoexist, halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); } - } else { /* NO PS state */ + } else { + /* NO PS state */ if (new_ps_state) { /* will enter LPS state, turn off psTdma first */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, @@ -1681,18 +1080,18 @@ static void halbtc8723b1ant_power_save_state(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_ACT_NORMAL_LPS, NULL); break; case BTC_PS_LPS_ON: - btc8723b1ant_pstdmachkpwrsave(btcoexist, true); - halbtc8723b1ant_LpsRpwm(btcoexist, NORMAL_EXEC, lps_val, - rpwm_val); - /* when coex force to enter LPS, do not enter 32k low power. */ + halbtc8723b1ant_ps_tdma_chk_pwr_save(btcoexist, true); + halbtc8723b1ant_lps_rpwm(btcoexist, NORMAL_EXEC, lps_val, + rpwm_val); + /* when coex force to enter LPS, do not enter 32k low power */ low_pwr_disable = true; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); - /* power save must executed before psTdma. */ + /* power save must executed before psTdma */ btcoexist->btc_set(btcoexist, BTC_SET_ACT_ENTER_LPS, NULL); break; case BTC_PS_LPS_OFF: - btc8723b1ant_pstdmachkpwrsave(btcoexist, false); + halbtc8723b1ant_ps_tdma_chk_pwr_save(btcoexist, false); btcoexist->btc_set(btcoexist, BTC_SET_ACT_LEAVE_LPS, NULL); break; default: @@ -1700,66 +1099,6 @@ static void halbtc8723b1ant_power_save_state(struct btc_coexist *btcoexist, } } -/*************************************************** - * - * Software Coex Mechanism start - * - ***************************************************/ -/* SCO only or SCO+PAN(HS) */ -static void halbtc8723b1ant_action_sco(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, true); -} - -static void halbtc8723b1ant_action_hid(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, true); -} - -/*A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */ -static void halbtc8723b1ant_action_a2dp(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, false); -} - -static void halbtc8723b1ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, false); -} - -static void halbtc8723b1ant_action_pan_edr(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, false); -} - -/* PAN(HS) only */ -static void halbtc8723b1ant_action_pan_hs(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, false); -} - -/*PAN(EDR)+A2DP */ -static void halbtc8723b1ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, false); -} - -static void halbtc8723b1ant_action_pan_edr_hid(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, true); -} - -/* HID+A2DP+PAN(EDR) */ -static void btc8723b1ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, true); -} - -static void halbtc8723b1ant_action_hid_a2dp(struct btc_coexist *btcoexist) -{ - halbtc8723b1ant_sw_mechanism(btcoexist, true); -} - /***************************************************** * * Non-Software Coex Mechanism start @@ -1826,11 +1165,11 @@ static void btc8723b1ant_act_bt_sco_hid_only_busy(struct btc_coexist *btcoexist, &wifi_connected); /* tdma and coex table */ - if (bt_link_info->sco_exist) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); - } else { /* HID */ + } else { + /* HID */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 6); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 5); } @@ -1840,30 +1179,21 @@ static void halbtc8723b1ant_action_wifi_connected_bt_acl_busy( struct btc_coexist *btcoexist, u8 wifi_status) { - u8 bt_rssi_state; - struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bt_rssi_state = halbtc8723b1ant_bt_rssi_state(btcoexist, 2, 28, 0); - if (bt_link_info->hid_only) { /*HID */ + if (bt_link_info->hid_only) { /* HID */ btc8723b1ant_act_bt_sco_hid_only_busy(btcoexist, wifi_status); coex_dm->auto_tdma_adjust = false; return; - } else if (bt_link_info->a2dp_only) { /*A2DP */ - if (BT_8723B_1ANT_WIFI_STATUS_CONNECTED_IDLE == wifi_status) { + } else if (bt_link_info->a2dp_only) { /* A2DP */ + if (wifi_status == BT_8723B_1ANT_WIFI_STATUS_CONNECTED_IDLE) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); coex_dm->auto_tdma_adjust = false; - } else if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b1ant_tdma_dur_adj_for_acl(btcoexist, - wifi_status); - halbtc8723b1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); - } else { /*for low BT RSSI */ + } else { /* for low BT RSSI */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); halbtc8723b1ant_coex_table_with_type(btcoexist, @@ -1871,18 +1201,18 @@ static void halbtc8723b1ant_action_wifi_connected_bt_acl_busy( coex_dm->auto_tdma_adjust = false; } } else if (bt_link_info->hid_exist && - bt_link_info->a2dp_exist) { /*HID+A2DP */ - halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); + bt_link_info->a2dp_exist) { /* HID + A2DP */ + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); coex_dm->auto_tdma_adjust = false; halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 6); - /*PAN(OPP,FTP), HID+PAN(OPP,FTP) */ + /* PAN(OPP,FTP), HID + PAN(OPP,FTP) */ } else if (bt_link_info->pan_only || (bt_link_info->hid_exist && bt_link_info->pan_exist)) { halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 6); coex_dm->auto_tdma_adjust = false; - /*A2DP+PAN(OPP,FTP), HID+A2DP+PAN(OPP,FTP)*/ + /* A2DP + PAN(OPP,FTP), HID + A2DP + PAN(OPP,FTP) */ } else if ((bt_link_info->a2dp_exist && bt_link_info->pan_exist) || (bt_link_info->hid_exist && bt_link_info->a2dp_exist && bt_link_info->pan_exist)) { @@ -1907,57 +1237,59 @@ static void btc8723b1ant_action_wifi_not_conn(struct btc_coexist *btcoexist) halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); } -static void btc8723b1ant_action_wifi_not_conn_scan(struct btc_coexist *btcoex) +static void +btc8723b1ant_action_wifi_not_conn_scan(struct btc_coexist *btcoexist) { - struct btc_bt_link_info *bt_link_info = &btcoex->bt_link_info; + struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - halbtc8723b1ant_power_save_state(btcoex, BTC_PS_WIFI_NATIVE, + halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); /* tdma and coex table */ if (BT_8723B_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) { if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22); - halbtc8723b1ant_coex_table_with_type(btcoex, + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } else if (bt_link_info->pan_only) { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8723b1ant_coex_table_with_type(btcoex, + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } else { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8723b1ant_coex_table_with_type(btcoex, + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } else if ((BT_8723B_1ANT_BT_STATUS_SCO_BUSY == coex_dm->bt_status) || (BT_8723B_1ANT_BT_STATUS_ACL_SCO_BUSY == coex_dm->bt_status)){ - btc8723b1ant_act_bt_sco_hid_only_busy(btcoex, + btc8723b1ant_act_bt_sco_hid_only_busy(btcoexist, BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SCAN); } else { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 8); - halbtc8723b1ant_coex_table_with_type(btcoex, NORMAL_EXEC, 2); + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } } -static void btc8723b1ant_act_wifi_not_conn_asso_auth(struct btc_coexist *btcoex) +static void +btc8723b1ant_act_wifi_not_conn_asso_auth(struct btc_coexist *btcoexist) { - struct btc_bt_link_info *bt_link_info = &btcoex->bt_link_info; + struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - halbtc8723b1ant_power_save_state(btcoex, BTC_PS_WIFI_NATIVE, + halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); if ((BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE == coex_dm->bt_status) || (bt_link_info->sco_exist) || (bt_link_info->hid_only) || (bt_link_info->a2dp_only) || (bt_link_info->pan_only)) { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 8); - halbtc8723b1ant_coex_table_with_type(btcoex, NORMAL_EXEC, 7); + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); } else { - halbtc8723b1ant_ps_tdma(btcoex, NORMAL_EXEC, true, 20); - halbtc8723b1ant_coex_table_with_type(btcoex, NORMAL_EXEC, 1); + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } @@ -2109,75 +1441,6 @@ static void halbtc8723b1ant_action_wifi_connected(struct btc_coexist *btcoexist) } } -static void btc8723b1ant_run_sw_coex_mech(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 algorithm = 0; - - algorithm = halbtc8723b1ant_action_algorithm(btcoexist); - coex_dm->cur_algorithm = algorithm; - - if (!halbtc8723b1ant_is_common_action(btcoexist)) { - switch (coex_dm->cur_algorithm) { - case BT_8723B_1ANT_COEX_ALGO_SCO: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = SCO\n"); - halbtc8723b1ant_action_sco(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_HID: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = HID\n"); - halbtc8723b1ant_action_hid(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_A2DP: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = A2DP\n"); - halbtc8723b1ant_action_a2dp(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_A2DP_PANHS: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = A2DP+PAN(HS)\n"); - halbtc8723b1ant_action_a2dp_pan_hs(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_PANEDR: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = PAN(EDR)\n"); - halbtc8723b1ant_action_pan_edr(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_PANHS: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = HS mode\n"); - halbtc8723b1ant_action_pan_hs(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_PANEDR_A2DP: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = PAN+A2DP\n"); - halbtc8723b1ant_action_pan_edr_a2dp(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_PANEDR_HID: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = PAN(EDR)+HID\n"); - halbtc8723b1ant_action_pan_edr_hid(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_HID_A2DP_PANEDR: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = HID+A2DP+PAN\n"); - btc8723b1ant_action_hid_a2dp_pan_edr(btcoexist); - break; - case BT_8723B_1ANT_COEX_ALGO_HID_A2DP: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = HID+A2DP\n"); - halbtc8723b1ant_action_hid_a2dp(btcoexist); - break; - default: - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Action algorithm = coexist All Off!!\n"); - break; - } - coex_dm->pre_algorithm = coex_dm->cur_algorithm; - } -} - static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2186,7 +1449,6 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) bool increase_scan_dev_num = false; bool bt_ctrl_agg_buf_size = false; u8 agg_buf_size = 5; - u8 wifi_rssi_state = BTC_RSSI_STATE_HIGH; u32 wifi_link_status = 0; u32 num_of_wifi_link = 0; @@ -2238,16 +1500,12 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) if (!bt_link_info->sco_exist && !bt_link_info->hid_exist) { halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); } else { - if (wifi_connected) { - wifi_rssi_state = - halbtc8723b1ant_wifi_rssi_state(btcoexist, - 1, 2, 30, 0); + if (wifi_connected) halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 1, 1, 1, 1); - } else { + else halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); - } } if (bt_link_info->sco_exist) { @@ -2263,8 +1521,6 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) halbtc8723b1ant_limited_rx(btcoexist, NORMAL_EXEC, false, bt_ctrl_agg_buf_size, agg_buf_size); - btc8723b1ant_run_sw_coex_mech(btcoexist); - btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (coex_sta->c2h_bt_inquiry_page) { @@ -2364,28 +1620,19 @@ static void halbtc8723b1ant_init_hw_config(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x790, u8tmp); /* Enable counter statistics */ - /*0x76e[3] =1, WLAN_Act control by PTA */ + /*0x76e[3] = 1, WLAN_Act control by PTA */ btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); btcoexist->btc_write_1byte(btcoexist, 0x778, 0x1); btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1); - /*Antenna config */ - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_PTA, true, false); + /* Antenna config */ + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, true, false); /* PTA parameter */ halbtc8723b1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); } -static void halbtc8723b1ant_wifi_off_hw_cfg(struct btc_coexist *btcoexist) -{ - /* set wlan_act to low */ - btcoexist->btc_write_1byte(btcoexist, 0x76e, 0x4); -} - /************************************************************** - * work around function start with wa_halbtc8723b1ant_ - **************************************************************/ -/************************************************************** - * extern function start with EXhalbtc8723b1ant_ + * extern function start with ex_halbtc8723b1ant_ **************************************************************/ void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist) @@ -2539,7 +1786,7 @@ void ex_halbtc8723b1ant_display_coex_info(struct btc_coexist *btcoexist) if (coex_sta->bt_info_c2h_cnt[i]) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %7ph(%d)", - GLBtInfoSrc8723b1Ant[i], + glbt_info_src_8723b_1ant[i], coex_sta->bt_info_c2h[i], coex_sta->bt_info_c2h_cnt[i]); } @@ -2697,13 +1944,12 @@ void ex_halbtc8723b1ant_ips_notify(struct btc_coexist *btcoexist, u8 type) "[BTCoex], IPS ENTER notify\n"); coex_sta->under_ips = true; - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_BT, - false, true); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, + false, true); /* set PTA control */ halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); - halbtc8723b1ant_wifi_off_hw_cfg(btcoexist); } else if (BTC_IPS_LEAVE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS LEAVE notify\n"); @@ -2774,14 +2020,17 @@ void ex_halbtc8723b1ant_scan_notify(struct btc_coexist *btcoexist, u8 type) if (BTC_SCAN_START == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SCAN START notify\n"); - if (!wifi_connected) /* non-connected scan */ + if (!wifi_connected) + /* non-connected scan */ btc8723b1ant_action_wifi_not_conn_scan(btcoexist); - else /* wifi is connected */ + else + /* wifi is connected */ btc8723b1ant_action_wifi_conn_scan(btcoexist); } else if (BTC_SCAN_FINISH == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SCAN FINISH notify\n"); - if (!wifi_connected) /* non-connected scan */ + if (!wifi_connected) + /* non-connected scan */ btc8723b1ant_action_wifi_not_conn(btcoexist); else halbtc8723b1ant_action_wifi_connected(btcoexist); @@ -2831,7 +2080,8 @@ void ex_halbtc8723b1ant_connect_notify(struct btc_coexist *btcoexist, u8 type) btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); - if (!wifi_connected) /* non-connected scan */ + if (!wifi_connected) + /* non-connected scan */ btc8723b1ant_action_wifi_not_conn(btcoexist); else halbtc8723b1ant_action_wifi_connected(btcoexist); @@ -3020,7 +2270,8 @@ void ex_halbtc8723b1ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->a2dp_exist = false; coex_sta->hid_exist = false; coex_sta->sco_exist = false; - } else { /* connection exists */ + } else { + /* connection exists */ coex_sta->bt_link_exist = true; if (bt_info & BT_INFO_8723B_1ANT_B_FTP) coex_sta->pan_exist = true; @@ -3089,9 +2340,8 @@ void ex_halbtc8723b1ant_halt_notify(struct btc_coexist *btcoexist) btcoexist->stop_coex_dm = true; - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_BT, false, true); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, false, true); - halbtc8723b1ant_wifi_off_hw_cfg(btcoexist); halbtc8723b1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, @@ -3111,13 +2361,12 @@ void ex_halbtc8723b1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Pnp notify to SLEEP\n"); btcoexist->stop_coex_dm = true; - halbtc8723b1ant_SetAntPath(btcoexist, BTC_ANT_PATH_BT, false, - true); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, false, + true); halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); - halbtc8723b1ant_wifi_off_hw_cfg(btcoexist); } else if (BTC_WIFI_PNP_WAKE_UP == pnp_state) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Pnp notify to WAKE UP\n"); diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c index 12125966a911..988f276531dd 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.c @@ -240,9 +240,33 @@ static u8 btc8723b2ant_wifi_rssi_state(struct btc_coexist *btcoexist, return wifi_rssi_state; } +static +void btc8723b2ant_limited_rx(struct btc_coexist *btcoexist, bool force_exec, + bool rej_ap_agg_pkt, bool bt_ctrl_agg_buf_size, + u8 agg_buf_size) +{ + bool reject_rx_agg = rej_ap_agg_pkt; + bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size; + u8 rx_agg_size = agg_buf_size; + + /* ============================================ */ + /* Rx Aggregation related setting */ + /* ============================================ */ + btcoexist->btc_set(btcoexist, BTC_SET_BL_TO_REJ_AP_AGG_PKT, + &reject_rx_agg); + /* decide BT control aggregation buf size or not */ + btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_CTRL_AGG_SIZE, + &bt_ctrl_rx_agg_size); + /* aggregate buf size, only work when BT control Rx aggregate size */ + btcoexist->btc_set(btcoexist, BTC_SET_U1_AGG_BUF_SIZE, &rx_agg_size); + /* real update aggregation setting */ + btcoexist->btc_set(btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL); +} + static void btc8723b2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; + struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; u32 reg_hp_txrx, reg_lp_txrx, u32tmp; u32 reg_hp_tx = 0, reg_hp_rx = 0; u32 reg_lp_tx = 0, reg_lp_rx = 0; @@ -263,6 +287,17 @@ static void btc8723b2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) coex_sta->low_priority_tx = reg_lp_tx; coex_sta->low_priority_rx = reg_lp_rx; + if ((coex_sta->low_priority_tx > 1050) && + (!coex_sta->c2h_bt_inquiry_page)) + coex_sta->pop_event_cnt++; + + if ((coex_sta->low_priority_rx >= 950) && + (coex_sta->low_priority_rx >= coex_sta->low_priority_tx) && + (!coex_sta->under_ips)) + bt_link_info->slave_role = true; + else + bt_link_info->slave_role = false; + RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], High Priority Tx/Rx(reg 0x%x)=0x%x(%d)/0x%x(%d)\n", reg_hp_txrx, reg_hp_tx, reg_hp_tx, reg_hp_rx, reg_hp_rx); @@ -274,6 +309,43 @@ static void btc8723b2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); } +static void btc8723b2ant_monitor_wifi_ctr(struct btc_coexist *btcoexist) +{ + if (coex_sta->under_ips) { + coex_sta->crc_ok_cck = 0; + coex_sta->crc_ok_11g = 0; + coex_sta->crc_ok_11n = 0; + coex_sta->crc_ok_11n_agg = 0; + + coex_sta->crc_err_cck = 0; + coex_sta->crc_err_11g = 0; + coex_sta->crc_err_11n = 0; + coex_sta->crc_err_11n_agg = 0; + } else { + coex_sta->crc_ok_cck = + btcoexist->btc_read_4byte(btcoexist, 0xf88); + coex_sta->crc_ok_11g = + btcoexist->btc_read_2byte(btcoexist, 0xf94); + coex_sta->crc_ok_11n = + btcoexist->btc_read_2byte(btcoexist, 0xf90); + coex_sta->crc_ok_11n_agg = + btcoexist->btc_read_2byte(btcoexist, 0xfb8); + + coex_sta->crc_err_cck = + btcoexist->btc_read_4byte(btcoexist, 0xf84); + coex_sta->crc_err_11g = + btcoexist->btc_read_2byte(btcoexist, 0xf96); + coex_sta->crc_err_11n = + btcoexist->btc_read_2byte(btcoexist, 0xf92); + coex_sta->crc_err_11n_agg = + btcoexist->btc_read_2byte(btcoexist, 0xfba); + } + + /* reset counter */ + btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x1); + btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x0); +} + static void btc8723b2ant_query_bt_info(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -327,11 +399,9 @@ static bool btc8723b2ant_is_wifi_status_changed(struct btc_coexist *btcoexist) static void btc8723b2ant_update_bt_link_info(struct btc_coexist *btcoexist) { - /*struct btc_stack_info *stack_info = &btcoexist->stack_info;*/ struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; bool bt_hs_on = false; -#if (BT_AUTO_REPORT_ONLY_8723B_2ANT == 1) /* profile from bt patch */ btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); bt_link_info->bt_link_exist = coex_sta->bt_link_exist; @@ -345,21 +415,7 @@ static void btc8723b2ant_update_bt_link_info(struct btc_coexist *btcoexist) bt_link_info->pan_exist = true; bt_link_info->bt_link_exist = true; } -#else /* profile from bt stack */ - bt_link_info->bt_link_exist = stack_info->bt_link_exist; - bt_link_info->sco_exist = stack_info->sco_exist; - bt_link_info->a2dp_exist = stack_info->a2dp_exist; - bt_link_info->pan_exist = stack_info->pan_exist; - bt_link_info->hid_exist = stack_info->hid_exist; - - /*for win-8 stack HID report error*/ - if (!stack_info->hid_exist) - stack_info->hid_exist = coex_sta->hid_exist; - /*sync BTInfo with BT firmware and stack*/ - /* when stack HID report error, here we use the info from bt fw.*/ - if (!stack_info->bt_link_exist) - stack_info->bt_link_exist = coex_sta->bt_link_exist; -#endif + /* check if Sco only */ if (bt_link_info->sco_exist && !bt_link_info->a2dp_exist && !bt_link_info->pan_exist && !bt_link_info->hid_exist) @@ -584,44 +640,6 @@ static u8 btc8723b2ant_action_algorithm(struct btc_coexist *btcoexist) return algorithm; } -static bool btc8723b_need_dec_pwr(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - bool ret = false; - bool bt_hs_on = false, wifi_connected = false; - s32 bt_hs_rssi = 0; - u8 bt_rssi_state; - - if (!btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on)) - return false; - if (!btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, - &wifi_connected)) - return false; - if (!btcoexist->btc_get(btcoexist, BTC_GET_S4_HS_RSSI, &bt_hs_rssi)) - return false; - - bt_rssi_state = btc8723b2ant_bt_rssi_state(btcoexist, 2, 29, 0); - - if (wifi_connected) { - if (bt_hs_on) { - if (bt_hs_rssi > 37) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Need to decrease bt power for HS mode!!\n"); - ret = true; - } - } else { - if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Need to decrease bt power for Wifi is connected!!\n"); - ret = true; - } - } - } - - return ret; -} - static void btc8723b2ant_set_fw_dac_swing_level(struct btc_coexist *btcoexist, u8 dac_swing_lvl) { @@ -642,44 +660,40 @@ static void btc8723b2ant_set_fw_dac_swing_level(struct btc_coexist *btcoexist, } static void btc8723b2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist, - bool dec_bt_pwr) + u8 dec_bt_pwr_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; - h2c_parameter[0] = 0; - - if (dec_bt_pwr) - h2c_parameter[0] |= BIT1; + h2c_parameter[0] = dec_bt_pwr_lvl; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], decrease Bt Power : %s, FW write 0x62=0x%x\n", - (dec_bt_pwr ? "Yes!!" : "No!!"), h2c_parameter[0]); + "[BTCoex], decrease Bt Power Level : %u\n", dec_bt_pwr_lvl); btcoexist->btc_fill_h2c(btcoexist, 0x62, 1, h2c_parameter); } static void btc8723b2ant_dec_bt_pwr(struct btc_coexist *btcoexist, - bool force_exec, bool dec_bt_pwr) + bool force_exec, u8 dec_bt_pwr_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s Dec BT power = %s\n", - force_exec ? "force to" : "", dec_bt_pwr ? "ON" : "OFF"); - coex_dm->cur_dec_bt_pwr = dec_bt_pwr; + "[BTCoex], Dec BT power level = %u\n", dec_bt_pwr_lvl); + coex_dm->cur_dec_bt_pwr_lvl = dec_bt_pwr_lvl; if (!force_exec) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], bPreDecBtPwr=%d, bCurDecBtPwr=%d\n", - coex_dm->pre_dec_bt_pwr, coex_dm->cur_dec_bt_pwr); + "[BTCoex], PreDecBtPwrLvl=%d, CurDecBtPwrLvl=%d\n", + coex_dm->pre_dec_bt_pwr_lvl, + coex_dm->cur_dec_bt_pwr_lvl); - if (coex_dm->pre_dec_bt_pwr == coex_dm->cur_dec_bt_pwr) + if (coex_dm->pre_dec_bt_pwr_lvl == coex_dm->cur_dec_bt_pwr_lvl) return; } - btc8723b2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr); + btc8723b2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr_lvl); - coex_dm->pre_dec_bt_pwr = coex_dm->cur_dec_bt_pwr; + coex_dm->pre_dec_bt_pwr_lvl = coex_dm->cur_dec_bt_pwr_lvl; } static void btc8723b2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, @@ -708,72 +722,21 @@ static void btc8723b2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, coex_dm->pre_fw_dac_swing_lvl = coex_dm->cur_fw_dac_swing_lvl; } -static void btc8723b2ant_set_sw_rf_rx_lpf_corner(struct btc_coexist *btcoexist, - bool rx_rf_shrink_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (rx_rf_shrink_on) { - /* Shrink RF Rx LPF corner */ - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Shrink RF Rx LPF corner!!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1e, - 0xfffff, 0xffffc); - } else { - /* Resume RF Rx LPF corner */ - /* After initialized, we can use coex_dm->btRf0x1eBackup */ - if (btcoexist->initilized) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Resume RF Rx LPF corner!!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1e, - 0xfffff, - coex_dm->bt_rf0x1e_backup); - } - } -} - -static void btc8723b2ant_rf_shrink(struct btc_coexist *btcoexist, - bool force_exec, bool rx_rf_shrink_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s turn Rx RF Shrink = %s\n", - (force_exec ? "force to" : ""), (rx_rf_shrink_on ? - "ON" : "OFF")); - coex_dm->cur_rf_rx_lpf_shrink = rx_rf_shrink_on; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], bPreRfRxLpfShrink=%d, bCurRfRxLpfShrink=%d\n", - coex_dm->pre_rf_rx_lpf_shrink, - coex_dm->cur_rf_rx_lpf_shrink); - - if (coex_dm->pre_rf_rx_lpf_shrink == - coex_dm->cur_rf_rx_lpf_shrink) - return; - } - btc8723b2ant_set_sw_rf_rx_lpf_corner(btcoexist, - coex_dm->cur_rf_rx_lpf_shrink); - - coex_dm->pre_rf_rx_lpf_shrink = coex_dm->cur_rf_rx_lpf_shrink; -} - static void btc8723b_set_penalty_txrate(struct btc_coexist *btcoexist, bool low_penalty_ra) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[6] = {0}; - h2c_parameter[0] = 0x6; /* opCode, 0x6= Retry_Penalty*/ + h2c_parameter[0] = 0x6; /* op_code, 0x6 = Retry_Penalty */ if (low_penalty_ra) { h2c_parameter[1] |= BIT0; - /*normal rate except MCS7/6/5, OFDM54/48/36*/ + /* normal rate except MCS7/6/5, OFDM54/48/36 */ h2c_parameter[2] = 0x00; - h2c_parameter[3] = 0xf7; /*MCS7 or OFDM54*/ - h2c_parameter[4] = 0xf8; /*MCS6 or OFDM48*/ - h2c_parameter[5] = 0xf9; /*MCS5 or OFDM36*/ + h2c_parameter[3] = 0xf4; /* MCS7 or OFDM54 */ + h2c_parameter[4] = 0xf5; /* MCS6 or OFDM48 */ + h2c_parameter[5] = 0xf6; /* MCS5 or OFDM36 */ } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -788,7 +751,6 @@ static void btc8723b2ant_low_penalty_ra(struct btc_coexist *btcoexist, { struct rtl_priv *rtlpriv = btcoexist->adapter; - /*return; */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s turn LowPenaltyRA = %s\n", (force_exec ? "force to" : ""), (low_penalty_ra ? @@ -830,9 +792,9 @@ static void btc8723b2ant_set_sw_fulltime_dac_swing(struct btc_coexist *btcoex, btc8723b2ant_set_dac_swing_reg(btcoex, 0x18); } -static void btc8723b2ant_dac_swing(struct btc_coexist *btcoexist, - bool force_exec, bool dac_swing_on, - u32 dac_swing_lvl) +void btc8723b2ant_dac_swing(struct btc_coexist *btcoexist, + bool force_exec, bool dac_swing_on, + u32 dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -863,105 +825,6 @@ static void btc8723b2ant_dac_swing(struct btc_coexist *btcoexist, coex_dm->pre_dac_swing_lvl = coex_dm->cur_dac_swing_lvl; } -static void btc8723b2ant_set_agc_table(struct btc_coexist *btcoexist, - bool agc_table_en) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 rssi_adjust_val = 0; - - /* BB AGC Gain Table */ - if (agc_table_en) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BB Agc Table On!\n"); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x6e1A0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x6d1B0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x6c1C0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x6b1D0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x6a1E0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x691F0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0x68200001); - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BB Agc Table Off!\n"); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xaa1A0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa91B0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa81C0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa71D0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa61E0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa51F0001); - btcoexist->btc_write_4byte(btcoexist, 0xc78, 0xa4200001); - } - - /* RF Gain */ - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0xef, 0xfffff, 0x02000); - if (agc_table_en) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Agc Table On!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x3b, - 0xfffff, 0x38fff); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x3b, - 0xfffff, 0x38ffe); - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Agc Table Off!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x3b, - 0xfffff, 0x380c3); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x3b, - 0xfffff, 0x28ce6); - } - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0xef, 0xfffff, 0x0); - - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0xed, 0xfffff, 0x1); - - if (agc_table_en) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Agc Table On!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x40, - 0xfffff, 0x38fff); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x40, - 0xfffff, 0x38ffe); - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Agc Table Off!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x40, - 0xfffff, 0x380c3); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x40, - 0xfffff, 0x28ce6); - } - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0xed, 0xfffff, 0x0); - - /* set rssiAdjustVal for wifi module. */ - if (agc_table_en) - rssi_adjust_val = 8; - btcoexist->btc_set(btcoexist, BTC_SET_U1_RSSI_ADJ_VAL_FOR_AGC_TABLE_ON, - &rssi_adjust_val); -} - -static void btc8723b2ant_agc_table(struct btc_coexist *btcoexist, - bool force_exec, bool agc_table_en) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s %s Agc Table\n", - (force_exec ? "force to" : ""), - (agc_table_en ? "Enable" : "Disable")); - coex_dm->cur_agc_table_en = agc_table_en; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], bPreAgcTableEn=%d, bCurAgcTableEn=%d\n", - coex_dm->pre_agc_table_en, - coex_dm->cur_agc_table_en); - - if (coex_dm->pre_agc_table_en == coex_dm->cur_agc_table_en) - return; - } - btc8723b2ant_set_agc_table(btcoexist, agc_table_en); - - coex_dm->pre_agc_table_en = coex_dm->cur_agc_table_en; -} - static void btc8723b2ant_set_coex_table(struct btc_coexist *btcoexist, u32 val0x6c0, u32 val0x6c4, u32 val0x6c8, u8 val0x6cc) @@ -1026,61 +889,73 @@ static void btc8723b2ant_coex_table(struct btc_coexist *btcoexist, coex_dm->pre_val0x6cc = coex_dm->cur_val0x6cc; } -static void btc8723b_coex_tbl_type(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8723b2ant_coex_table_with_type(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { switch (type) { case 0: btc8723b2ant_coex_table(btcoexist, force_exec, 0x55555555, - 0x55555555, 0xffff, 0x3); + 0x55555555, 0xffffff, 0x3); break; case 1: btc8723b2ant_coex_table(btcoexist, force_exec, 0x55555555, - 0x5afa5afa, 0xffff, 0x3); + 0x5afa5afa, 0xffffff, 0x3); break; case 2: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a, - 0x5a5a5a5a, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x5ada5ada, + 0x5ada5ada, 0xffffff, 0x3); break; case 3: btc8723b2ant_coex_table(btcoexist, force_exec, 0xaaaaaaaa, - 0xaaaaaaaa, 0xffff, 0x3); + 0xaaaaaaaa, 0xffffff, 0x3); break; case 4: btc8723b2ant_coex_table(btcoexist, force_exec, 0xffffffff, - 0xffffffff, 0xffff, 0x3); + 0xffffffff, 0xffffff, 0x3); break; case 5: btc8723b2ant_coex_table(btcoexist, force_exec, 0x5fff5fff, - 0x5fff5fff, 0xffff, 0x3); + 0x5fff5fff, 0xffffff, 0x3); break; case 6: btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5a5a5a5a, 0xffff, 0x3); + 0x5a5a5a5a, 0xffffff, 0x3); break; case 7: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5afa5afa, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); break; case 8: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x5aea5aea, - 0x5aea5aea, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); break; case 9: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5aea5aea, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); break; case 10: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5aff5aff, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); break; case 11: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5a5f5a5f, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); break; case 12: - btc8723b2ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5f5f5f5f, 0xffff, 0x3); + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0x5ada5ada, 0xffffff, 0x3); + break; + case 13: + btc8723b2ant_coex_table(btcoexist, force_exec, 0x5fff5fff, + 0xaaaaaaaa, 0xffffff, 0x3); + break; + case 14: + btc8723b2ant_coex_table(btcoexist, force_exec, 0x5fff5fff, + 0x5ada5ada, 0xffffff, 0x3); + break; + case 15: + btc8723b2ant_coex_table(btcoexist, force_exec, 0x55dd55dd, + 0xaaaaaaaa, 0xffffff, 0x3); break; default: break; @@ -1094,7 +969,7 @@ static void btc8723b2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist, u8 h2c_parameter[1] = {0}; if (enable) - h2c_parameter[0] |= BIT0;/* function enable*/ + h2c_parameter[0] |= BIT0; /* function enable */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63=0x%x\n", @@ -1155,23 +1030,13 @@ static void btc8723b2ant_set_fw_ps_tdma(struct btc_coexist *btcoexist, u8 byte1, btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter); } -static void btc8723b2ant_sw_mechanism1(struct btc_coexist *btcoexist, - bool shrink_rx_lpf, bool low_penalty_ra, - bool limited_dig, bool bt_lna_constrain) +static void btc8723b2ant_sw_mechanism(struct btc_coexist *btcoexist, + bool shrink_rx_lpf, bool low_penalty_ra, + bool limited_dig, bool bt_lna_constrain) { - btc8723b2ant_rf_shrink(btcoexist, NORMAL_EXEC, shrink_rx_lpf); btc8723b2ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra); } -static void btc8723b2ant_sw_mechanism2(struct btc_coexist *btcoexist, - bool agc_table_shift, bool adc_backoff, - bool sw_dac_swing, u32 dac_swing_lvl) -{ - btc8723b2ant_agc_table(btcoexist, NORMAL_EXEC, agc_table_shift); - btc8723b2ant_dac_swing(btcoexist, NORMAL_EXEC, sw_dac_swing, - dac_swing_lvl); -} - static void btc8723b2ant_set_ant_path(struct btc_coexist *btcoexist, u8 antpos_type, bool init_hwcfg, bool wifi_off) @@ -1200,8 +1065,14 @@ static void btc8723b2ant_set_ant_path(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x930, 0x77); btcoexist->btc_write_1byte_bitmask(btcoexist, 0x67, 0x20, 0x1); - /* Force GNT_BT to low */ - btcoexist->btc_write_1byte_bitmask(btcoexist, 0x765, 0x18, 0x0); + if (fw_ver >= 0x180000) { + /* Use H2C to set GNT_BT to High to avoid A2DP click */ + h2c_parameter[0] = 1; + btcoexist->btc_fill_h2c(btcoexist, 0x6E, 1, + h2c_parameter); + } else { + btcoexist->btc_write_1byte(btcoexist, 0x765, 0x18); + } if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) { /* tell firmware "no antenna inverse" */ @@ -1213,8 +1084,12 @@ static void btc8723b2ant_set_ant_path(struct btc_coexist *btcoexist, } else { /* tell firmware "antenna inverse" */ h2c_parameter[0] = 1; - h2c_parameter[1] = 1; /* ext switch type */ - btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, + } + } else { + if (fw_ver >= 0x180000) { + /* Use H2C to set GNT_BT to "Control by PTA"*/ + h2c_parameter[0] = 0; + btcoexist->btc_fill_h2c(btcoexist, 0x6E, 1, h2c_parameter); btcoexist->btc_write_2byte(btcoexist, 0x948, 0x280); } @@ -1260,6 +1135,9 @@ static void btc8723b2ant_ps_tdma(struct btc_coexist *btcoexist, bool force_exec, bool turn_on, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; + struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; + s8 wifi_duration_adjust = 0x0; + u8 tdma_byte4_modify = 0x0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s turn %s PS TDMA, type=%d\n", @@ -1280,83 +1158,131 @@ static void btc8723b2ant_ps_tdma(struct btc_coexist *btcoexist, bool force_exec, (coex_dm->pre_ps_tdma == coex_dm->cur_ps_tdma)) return; } + + if (coex_sta->scan_ap_num <= 5) { + if (coex_sta->a2dp_bit_pool >= 45) + wifi_duration_adjust = -15; + else if (coex_sta->a2dp_bit_pool >= 35) + wifi_duration_adjust = -10; + else + wifi_duration_adjust = 5; + } else if (coex_sta->scan_ap_num <= 20) { + if (coex_sta->a2dp_bit_pool >= 45) + wifi_duration_adjust = -15; + else if (coex_sta->a2dp_bit_pool >= 35) + wifi_duration_adjust = -10; + else + wifi_duration_adjust = 0; + } else if (coex_sta->scan_ap_num <= 40) { + if (coex_sta->a2dp_bit_pool >= 45) + wifi_duration_adjust = -15; + else if (coex_sta->a2dp_bit_pool >= 35) + wifi_duration_adjust = -10; + else + wifi_duration_adjust = -5; + } else { + if (coex_sta->a2dp_bit_pool >= 45) + wifi_duration_adjust = -15; + else if (coex_sta->a2dp_bit_pool >= 35) + wifi_duration_adjust = -10; + else + wifi_duration_adjust = -10; + } + + if ((bt_link_info->slave_role) && (bt_link_info->a2dp_exist)) + /* 0x778 = 0x1 at wifi slot (no blocking BT Low-Pri pkts) */ + tdma_byte4_modify = 0x1; + if (turn_on) { switch (type) { case 1: default: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x3c, + 0x03, 0xf1, 0x90 | tdma_byte4_modify); break; case 2: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, - 0x12, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x2d, + 0x03, 0xf1, 0x90 | tdma_byte4_modify); break; case 3: - /* This call breaks BT when wireless is active - - * comment it out for now until a better fix is found: - * btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, - * 0x3, 0xf1, 0x90); - */ + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, + 0x3, 0xf1, + 0x90 | tdma_byte4_modify); break; case 4: btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, - 0x03, 0xf1, 0x90); + 0x03, 0xf1, + 0x90 | tdma_byte4_modify); break; case 5: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x3c, + 0x3, 0x70, 0x90 | tdma_byte4_modify); break; case 6: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, - 0x12, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x2d, + 0x3, 0x70, 0x90 | tdma_byte4_modify); break; case 7: btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, - 0x3, 0x70, 0x90); + 0x3, 0x70, + 0x90 | tdma_byte4_modify); break; case 8: btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x10, - 0x3, 0x70, 0x90); + 0x3, 0x70, + 0x90 | tdma_byte4_modify); break; case 9: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x3c + wifi_duration_adjust, + 0x03, 0xf1, 0x90 | tdma_byte4_modify); break; case 10: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, - 0x12, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x2d, + 0x03, 0xf1, 0x90 | tdma_byte4_modify); break; case 11: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, - 0xa, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, + 0x3, 0xf1, + 0x90 | tdma_byte4_modify); break; case 12: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, - 0x5, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, + 0x3, 0xf1, + 0x90 | tdma_byte4_modify); break; case 13: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x3c, + 0x3, 0x70, 0x90 | tdma_byte4_modify); break; case 14: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, - 0x12, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x2d, + 0x3, 0x70, 0x90 | tdma_byte4_modify); break; case 15: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, - 0xa, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, + 0x3, 0x70, + 0x90 | tdma_byte4_modify); break; case 16: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, - 0x5, 0x60, 0x90); + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, + 0x3, 0x70, + 0x90 | tdma_byte4_modify); break; case 17: btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x2f, 0x2f, 0x60, 0x90); break; case 18: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, - 0x5, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, 0x5, + 0xe1, 0x90); break; case 19: btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, @@ -1371,8 +1297,25 @@ static void btc8723b2ant_ps_tdma(struct btc_coexist *btcoexist, bool force_exec, 0x03, 0x70, 0x90); break; case 71: - btc8723b2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xe3, 0x3c + wifi_duration_adjust, + 0x03, 0xf1, 0x90); + break; + case 101: + case 105: + case 113: + case 171: + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xd3, 0x3a + wifi_duration_adjust, + 0x03, 0x70, 0x50 | tdma_byte4_modify); + break; + case 102: + case 106: + case 110: + case 114: + btc8723b2ant_set_fw_ps_tdma( + btcoexist, 0xd3, 0x2d + wifi_duration_adjust, + 0x03, 0x70, 0x50 | tdma_byte4_modify); break; } } else { @@ -1403,15 +1346,14 @@ static void btc8723b2ant_coex_alloff(struct btc_coexist *btcoexist) /* fw all off */ btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); /* sw all off */ - btc8723b2ant_sw_mechanism1(btcoexist, false, false, false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, false, false); /* hw all off */ btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); } static void btc8723b2ant_init_coex_dm(struct btc_coexist *btcoexist) @@ -1420,10 +1362,11 @@ static void btc8723b2ant_init_coex_dm(struct btc_coexist *btcoexist) btc8723b2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); btc8723b2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6); - btc8723b2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, 0); + + btc8723b2ant_sw_mechanism(btcoexist, false, false, false, false); - btc8723b2ant_sw_mechanism1(btcoexist, false, false, false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); + coex_sta->pop_event_cnt = 0; } static void btc8723b2ant_action_bt_inquiry(struct btc_coexist *btcoexist) @@ -1437,23 +1380,16 @@ static void btc8723b2ant_action_bt_inquiry(struct btc_coexist *btcoexist) &wifi_connected); if (wifi_connected) { - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); } else { - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); } btc8723b2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6); - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8723b2ant_sw_mechanism1(btcoexist, false, false, false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); - - coex_dm->need_recover_0x948 = true; - coex_dm->backup_0x948 = btcoexist->btc_read_2byte(btcoexist, 0x948); - - btc8723b2ant_set_ant_path(btcoexist, BTC_ANT_WIFI_AT_AUX, - false, false); + btc8723b2ant_sw_mechanism(btcoexist, false, false, false, false); } static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) @@ -1472,21 +1408,21 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) low_pwr_disable = false; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, + false, false, 0x8); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi non-connected idle!!\n"); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8723b2ant_sw_mechanism1(btcoexist, false, false, false, - false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, false, - 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, false, + false); common = true; } else { @@ -1496,23 +1432,23 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, + false, false, 0x8); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi connected + BT non connected-idle!!\n"); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 0); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 0xb); - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, - false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); common = true; } else if (BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE == @@ -1526,20 +1462,20 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) return false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi connected + BT connected-idle!!\n"); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, + false, false, 0x8); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 0); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 0xb); - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, - false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); common = true; } else { @@ -1561,27 +1497,17 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, - 7); + btc8723b2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, + 7); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 21); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 0xb); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, - true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, - false); - btc8723b2ant_sw_mechanism1(btcoexist, false, - false, false, - false); - btc8723b2ant_sw_mechanism2(btcoexist, false, - false, false, - 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, + false, false, + false); common = true; } } @@ -1590,550 +1516,6 @@ static bool btc8723b2ant_is_common_action(struct btc_coexist *btcoexist) return common; } -static void set_tdma_int1(struct btc_coexist *btcoexist, bool tx_pause, - s32 result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - /* Set PS TDMA for max interval == 1 */ - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - - if (coex_dm->cur_ps_tdma == 71) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - - if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 4); - coex_dm->tdma_adj_type = 4; - } - - if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 12); - coex_dm->tdma_adj_type = 12; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 71) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } - } - } -} - -static void set_tdma_int2(struct btc_coexist *btcoexist, bool tx_pause, - s32 result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - /* Set PS TDMA for max interval == 2 */ - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } - } - } -} - -static void set_tdma_int3(struct btc_coexist *btcoexist, bool tx_pause, - s32 result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - /* Set PS TDMA for max interval == 3 */ - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 6) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 7) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 14) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 15) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 12) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } - } - } -} - static void btc8723b2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, bool sco_hid, bool tx_pause, u8 max_interval) @@ -2250,6 +1632,9 @@ static void btc8723b2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, dn = 0; if (up >= n) { + /* if retry count during continuous n*2 + * seconds is 0, enlarge WiFi duration + */ wait_count = 0; n = 3; up = 0; @@ -2266,12 +1651,20 @@ static void btc8723b2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, up = 0; if (dn == 2) { + /* if continuous 2 retry count(every 2 + * seconds) >0 and < 3, reduce WiFi duration + */ if (wait_count <= 2) + /* avoid loop between the two levels */ m++; else m = 1; if (m >= 20) + /* maximum of m = 20 ' will recheck if + * need to adjust wifi duration in + * maximum time interval 120 seconds + */ m = 20; n = 3 * m; @@ -2283,12 +1676,20 @@ static void btc8723b2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, "[BTCoex], Decrease wifi duration for retry_counter<3!!\n"); } } else { + /* retry count > 3, once retry count > 3, to reduce + * WiFi duration + */ if (wait_count == 1) + /* to avoid loop between the two levels */ m++; else m = 1; if (m >= 20) + /* maximum of m = 20 ' will recheck if need to + * adjust wifi duration in maximum time interval + * 120 seconds + */ m = 20; n = 3 * m; @@ -2302,16 +1703,13 @@ static void btc8723b2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], max Interval = %d\n", max_interval); - if (max_interval == 1) - set_tdma_int1(btcoexist, tx_pause, result); - else if (max_interval == 2) - set_tdma_int2(btcoexist, tx_pause, result); - else if (max_interval == 3) - set_tdma_int3(btcoexist, tx_pause, result); } - /*if current PsTdma not match with the recorded one (when scan, dhcp..), - *then we have to adjust it back to the previous recorded one. + RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, + "[BTCoex], max Interval = %d\n", max_interval); + + /* if current PsTdma not match with the recorded one (scan, dhcp, ...), + * then we have to adjust it back to the previous recorded one. */ if (coex_dm->cur_ps_tdma != coex_dm->tdma_adj_type) { bool scan = false, link = false, roam = false; @@ -2343,50 +1741,39 @@ static void btc8723b2ant_action_sco(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 4); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - /*for SCO quality at 11b/g mode*/ if (BTC_WIFI_BW_LEGACY == wifi_bw) - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 2); - else /*for SCO quality & wifi performance balance at 11n mode*/ - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 8); + /* for SCO quality at 11b/g mode */ + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); + else + /* for SCO quality & wifi performance balance at 11n mode */ + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 8); - /*for voice quality */ + /* for voice quality */ btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); /* sw mechanism */ if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - true, 0x4); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - true, 0x4); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - true, 0x4); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - true, 0x4); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } } } @@ -2402,19 +1789,17 @@ static void btc8723b2ant_action_hid(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, true, 0x5); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (BTC_WIFI_BW_LEGACY == wifi_bw) /*/for HID at 11b/g mode*/ - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); - else /*for HID quality & wifi performance balance at 11n mode*/ - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 9); + if (wifi_bw == BTC_WIFI_BW_LEGACY) + /* for HID at 11b/g mode */ + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); + else + /* for HID quality & wifi performance balance at 11n mode */ + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 9); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) @@ -2426,33 +1811,25 @@ static void btc8723b2ant_action_hid(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } } } -/*A2DP only / PAN(EDR) only/ A2DP+PAN(HS)*/ +/* A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */ static void btc8723b2ant_action_a2dp(struct btc_coexist *btcoexist) { u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state; @@ -2474,35 +1851,27 @@ static void btc8723b2ant_action_a2dp(struct btc_coexist *btcoexist) 0x0); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); /* sw mechanism */ btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - true, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - true, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } return; } btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) @@ -2516,28 +1885,20 @@ static void btc8723b2ant_action_a2dp(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } } } @@ -2552,45 +1913,32 @@ static void btc8723b2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); btc8723b2ant_tdma_duration_adjust(btcoexist, false, true, 2); /* sw mechanism */ - btcoexist->btc_get(btcoexist, - BTC_GET_U4_WIFI_BW, &wifi_bw); + btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } } } @@ -2606,14 +1954,15 @@ static void btc8723b2ant_action_pan_edr(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 10); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 10); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) @@ -2626,33 +1975,25 @@ static void btc8723b2ant_action_pan_edr(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } } } -/*PAN(HS) only*/ +/* PAN(HS) only */ static void btc8723b2ant_action_pan_hs(struct btc_coexist *btcoexist) { u8 wifi_rssi_state; @@ -2663,49 +2004,41 @@ static void btc8723b2ant_action_pan_hs(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); btc8723b2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } } } -/*PAN(EDR)+A2DP*/ +/* PAN(EDR) + A2DP */ static void btc8723b2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) { u8 wifi_rssi_state, bt_rssi_state; @@ -2717,18 +2050,19 @@ static void btc8723b2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 12); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 12); if (BTC_WIFI_BW_HT40 == wifi_bw) btc8723b2ant_tdma_duration_adjust(btcoexist, false, true, 3); @@ -2736,7 +2070,7 @@ static void btc8723b2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) btc8723b2ant_tdma_duration_adjust(btcoexist, false, false, 3); } else { - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); btc8723b2ant_tdma_duration_adjust(btcoexist, false, true, 3); } @@ -2744,28 +2078,20 @@ static void btc8723b2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, false, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, false, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, false, + false, false); } } } @@ -2780,30 +2106,34 @@ static void btc8723b2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) bt_rssi_state = btc8723b2ant_bt_rssi_state(btcoexist, 2, 29, 0); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); + + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { if (BTC_WIFI_BW_HT40 == wifi_bw) { btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 3); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 11); + btc8723b2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 11); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x780); } else { btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 7); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); } btc8723b2ant_tdma_duration_adjust(btcoexist, true, false, 2); } else { btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 11); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 11); btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); btc8723b2ant_tdma_duration_adjust(btcoexist, true, true, 2); @@ -2813,33 +2143,25 @@ static void btc8723b2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } } } -/* HID+A2DP+PAN(EDR) */ +/* HID + A2DP + PAN(EDR) */ static void btc8723b2ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) { u8 wifi_rssi_state, bt_rssi_state; @@ -2851,16 +2173,17 @@ static void btc8723b2ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2); else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { @@ -2878,28 +2201,20 @@ static void btc8723b2ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } } } @@ -2915,16 +2230,12 @@ static void btc8723b2ant_action_hid_a2dp(struct btc_coexist *btcoexist) btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8723b2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8723b2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (btc8723b_need_dec_pwr(btcoexist)) - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); - else - btc8723b2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - btc8723b_coex_tbl_type(btcoexist, NORMAL_EXEC, 7); + btc8723b2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7); if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) @@ -2936,28 +2247,20 @@ static void btc8723b2ant_action_hid_a2dp(struct btc_coexist *btcoexist) if (BTC_WIFI_BW_HT40 == wifi_bw) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, true, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, true, true, + false, false); } } else { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } else { - btc8723b2ant_sw_mechanism1(btcoexist, false, true, - false, false); - btc8723b2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + btc8723b2ant_sw_mechanism(btcoexist, false, true, + false, false); } } } @@ -3077,19 +2380,27 @@ static void btc8723b2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) static void btc8723b2ant_wifioff_hwcfg(struct btc_coexist *btcoexist) { + u8 h2c_parameter[2] = {0}; + u32 fw_ver = 0; + /* set wlan_act to low */ btcoexist->btc_write_1byte(btcoexist, 0x76e, 0x4); - /* Force GNT_BT to High */ - btcoexist->btc_write_1byte_bitmask(btcoexist, 0x765, 0x18, 0x3); - /* BT select s0/s1 is controlled by BT */ - btcoexist->btc_write_1byte_bitmask(btcoexist, 0x67, 0x20, 0x0); + + /* WiFi standby while GNT_BT 0 -> 1 */ + btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x780); + + btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_FW_VER, &fw_ver); + if (fw_ver >= 0x180000) { + /* Use H2C to set GNT_BT to HIGH */ + h2c_parameter[0] = 1; + btcoexist->btc_fill_h2c(btcoexist, 0x6E, 1, h2c_parameter); + } else { + btcoexist->btc_write_1byte(btcoexist, 0x765, 0x18); + } } /********************************************************************* - * work around function start with wa_btc8723b2ant_ - *********************************************************************/ -/********************************************************************* - * extern function start with EXbtc8723b2ant_ + * extern function start with ex_btc8723b2ant_ *********************************************************************/ void ex_btc8723b2ant_init_hwconfig(struct btc_coexist *btcoexist) { @@ -3107,14 +2418,14 @@ void ex_btc8723b2ant_init_hwconfig(struct btc_coexist *btcoexist) u8tmp |= 0x5; btcoexist->btc_write_1byte(btcoexist, 0x790, u8tmp); - /*Antenna config */ + /* Antenna config */ btc8723b2ant_set_ant_path(btcoexist, BTC_ANT_WIFI_AT_MAIN, true, false); /* PTA parameter */ - btc8723b_coex_tbl_type(btcoexist, FORCE_EXEC, 0); + btc8723b2ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); /* Enable counter statistics */ - /*0x76e[3] =1, WLAN_Act control by PTA*/ + /* 0x76e[3] = 1, WLAN_ACT controlled by PTA */ btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); btcoexist->btc_write_1byte(btcoexist, 0x778, 0x3); btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1); @@ -3215,7 +2526,6 @@ void ex_btc8723b2ant_display_coex_info(struct btc_coexist *btcoexist) ((wifi_traffic_dir == BTC_WIFI_TRAFFIC_TX) ? "uplink" : "downlink"))); - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %d / %d / %d / %d", "SCO/HID/PAN/A2DP", bt_link_info->sco_exist, bt_link_info->hid_exist, @@ -3265,7 +2575,7 @@ void ex_btc8723b2ant_display_coex_info(struct btc_coexist *btcoexist) ps_tdma_case, coex_dm->auto_tdma_adjust); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s = %d/ %d ", - "DecBtPwr/ IgnWlanAct", coex_dm->cur_dec_bt_pwr, + "DecBtPwr/ IgnWlanAct", coex_dm->cur_dec_bt_pwr_lvl, coex_dm->cur_ignore_wlan_act); /* Hw setting */ @@ -3403,6 +2713,8 @@ void ex_btc8723b2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) else if (BTC_SCAN_FINISH == type) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SCAN FINISH notify\n"); + btcoexist->btc_get(btcoexist, BTC_GET_U1_AP_NUM, + &coex_sta->scan_ap_num); } void ex_btc8723b2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) @@ -3492,7 +2804,7 @@ void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->bt_info_c2h[rsp_source][i] = tmpbuf[i]; if (i == 1) bt_info = tmpbuf[i]; - if (i == length-1) + if (i == length - 1) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "0x%02x]\n", tmpbuf[i]); else @@ -3507,17 +2819,20 @@ void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist, } if (BT_INFO_SRC_8723B_2ANT_WIFI_FW != rsp_source) { - coex_sta->bt_retry_cnt = /* [3:0]*/ + coex_sta->bt_retry_cnt = coex_sta->bt_info_c2h[rsp_source][2] & 0xf; coex_sta->bt_rssi = coex_sta->bt_info_c2h[rsp_source][3] * 2 + 10; - coex_sta->bt_info_ext = - coex_sta->bt_info_c2h[rsp_source][4]; + if (coex_sta->bt_info_c2h[rsp_source][1] == 0x49) + coex_sta->a2dp_bit_pool = + coex_sta->bt_info_c2h[rsp_source][6]; + else + coex_sta->a2dp_bit_pool = 0; /* Here we need to resend some wifi info to BT - because bt is reset and loss of the info. + * because BT is reset and loss of the info. */ if ((coex_sta->bt_info_ext & BIT1)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -3552,20 +2867,21 @@ void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist, #endif } - /* check BIT2 first ==> check if bt is under inquiry or page scan*/ + /* check BIT2 first ==> check if bt is under inquiry or page scan */ if (bt_info & BT_INFO_8723B_2ANT_B_INQ_PAGE) coex_sta->c2h_bt_inquiry_page = true; else coex_sta->c2h_bt_inquiry_page = false; - /* set link exist status*/ if (!(bt_info & BT_INFO_8723B_2ANT_B_CONNECTION)) { + /* set link exist status */ coex_sta->bt_link_exist = false; coex_sta->pan_exist = false; coex_sta->a2dp_exist = false; coex_sta->hid_exist = false; coex_sta->sco_exist = false; - } else { /* connection exists */ + } else { + /* connection exists */ coex_sta->bt_link_exist = true; if (bt_info & BT_INFO_8723B_2ANT_B_FTP) coex_sta->pan_exist = true; @@ -3677,9 +2993,10 @@ void ex_btc8723b2ant_periodical(struct btc_coexist *btcoexist) #if (BT_AUTO_REPORT_ONLY_8723B_2ANT == 0) btc8723b2ant_query_bt_info(btcoexist); - btc8723b2ant_monitor_bt_ctr(btcoexist); - btc8723b2ant_monitor_bt_enable_disable(btcoexist); #else + btc8723b2ant_monitor_bt_ctr(btcoexist); + btc8723b2ant_monitor_wifi_ctr(btcoexist); + if (btc8723b2ant_is_wifi_status_changed(btcoexist) || coex_dm->auto_tdma_adjust) btc8723b2ant_run_coexist_mechanism(btcoexist); diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h index 567f354caf95..746930d0d244 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h @@ -75,8 +75,8 @@ enum BT_8723B_2ANT_COEX_ALGO { struct coex_dm_8723b_2ant { /* fw mechanism */ - bool pre_dec_bt_pwr; - bool cur_dec_bt_pwr; + bool pre_dec_bt_pwr_lvl; + bool cur_dec_bt_pwr_lvl; u8 pre_fw_dac_swing_lvl; u8 cur_fw_dac_swing_lvl; bool cur_ignore_wlan_act; @@ -148,6 +148,20 @@ struct coex_sta_8723b_2ant { bool c2h_bt_inquiry_page; u8 bt_retry_cnt; u8 bt_info_ext; + u32 pop_event_cnt; + u8 scan_ap_num; + + u32 crc_ok_cck; + u32 crc_ok_11g; + u32 crc_ok_11n; + u32 crc_ok_11n_agg; + + u32 crc_err_cck; + u32 crc_err_11g; + u32 crc_err_11n; + u32 crc_err_11n_agg; + + u8 a2dp_bit_pool; }; /********************************************************************* diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c index 8b689ed9a629..6f6ab0738fbb 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c @@ -23,7 +23,7 @@ * *****************************************************************************/ -/*============================================================ +/************************************************************** * Description: * * This file is for RTL8821A Co-exist mechanism @@ -31,17 +31,15 @@ * History * 2012/11/15 Cosa first check in. * - *============================================================ -*/ -/*============================================================ + **************************************************************/ + +/************************************************************** * include files - *============================================================ - */ + **************************************************************/ #include "halbt_precomp.h" -/*============================================================ +/************************************************************** * Global variables, these are static variables - *============================================================ - */ + **************************************************************/ static struct coex_dm_8821a_1ant glcoex_dm_8821a_1ant; static struct coex_dm_8821a_1ant *coex_dm = &glcoex_dm_8821a_1ant; static struct coex_sta_8821a_1ant glcoex_sta_8821a_1ant; @@ -53,22 +51,21 @@ static const char *const glbt_info_src_8821a_1ant[] = { "BT Info[bt auto report]", }; -static u32 glcoex_ver_date_8821a_1ant = 20130816; -static u32 glcoex_ver_8821a_1ant = 0x41; +static u32 glcoex_ver_date_8821a_1ant = 20130816; +static u32 glcoex_ver_8821a_1ant = 0x41; -/*============================================================ +/************************************************************** * local function proto type if needed * - * local function start with halbtc8821a1ant_ - *============================================================ - */ -static u8 halbtc8821a1ant_bt_rssi_state(struct btc_coexist *btcoexist, - u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) + * local function start with btc8821a1ant_ + **************************************************************/ +static u8 btc8821a1ant_bt_rssi_state(struct btc_coexist *btcoexist, + u8 level_num, u8 rssi_thresh, + u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; - long bt_rssi = 0; - u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; + long bt_rssi = 0; + u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; bt_rssi = coex_sta->bt_rssi; @@ -150,9 +147,9 @@ static u8 halbtc8821a1ant_bt_rssi_state(struct btc_coexist *btcoexist, return bt_rssi_state; } -static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist, - u8 index, u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) +static u8 btc8821a1ant_wifi_rssi_state(struct btc_coexist *btcoexist, + u8 index, u8 level_num, u8 rssi_thresh, + u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; long wifi_rssi = 0; @@ -165,8 +162,8 @@ static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist, BTC_RSSI_STATE_LOW) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_LOW)) { - if (wifi_rssi >= - (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { + if (wifi_rssi >= (rssi_thresh + + BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { wifi_rssi_state = BTC_RSSI_STATE_HIGH; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], wifi RSSI state switch to High\n"); @@ -197,8 +194,8 @@ static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist, BTC_RSSI_STATE_LOW) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_LOW)) { - if (wifi_rssi >= - (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { + if (wifi_rssi >= (rssi_thresh + + BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], wifi RSSI state switch to Medium\n"); @@ -211,9 +208,8 @@ static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist, BTC_RSSI_STATE_MEDIUM) || (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_MEDIUM)) { - if (wifi_rssi >= - (rssi_thresh1 + - BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { + if (wifi_rssi >= (rssi_thresh1 + + BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) { wifi_rssi_state = BTC_RSSI_STATE_HIGH; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], wifi RSSI state switch to High\n"); @@ -243,14 +239,14 @@ static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist, return wifi_rssi_state; } -static void halbtc8821a1ant_update_ra_mask(struct btc_coexist *btcoexist, - bool force_exec, u32 dis_rate_mask) +static void btc8821a1ant_update_ra_mask(struct btc_coexist *btcoexist, + bool force_exec, u32 dis_rate_mask) { coex_dm->cur_ra_mask = dis_rate_mask; if (force_exec || (coex_dm->pre_ra_mask != coex_dm->cur_ra_mask)) { - btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_ra_mask, + btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_RAMASK, &coex_dm->cur_ra_mask); } coex_dm->pre_ra_mask = coex_dm->cur_ra_mask; @@ -259,14 +255,14 @@ static void halbtc8821a1ant_update_ra_mask(struct btc_coexist *btcoexist, static void btc8821a1ant_auto_rate_fb_retry(struct btc_coexist *btcoexist, bool force_exec, u8 type) { - bool wifi_under_b_mode = false; + bool wifi_under_b_mode = false; coex_dm->cur_arfr_type = type; if (force_exec || (coex_dm->pre_arfr_type != coex_dm->cur_arfr_type)) { switch (coex_dm->cur_arfr_type) { - case 0: /* normal mode*/ + case 0: /* normal mode */ btcoexist->btc_write_4byte(btcoexist, 0x430, coex_dm->backup_arfr_cnt1); btcoexist->btc_write_4byte(btcoexist, 0x434, @@ -296,19 +292,19 @@ static void btc8821a1ant_auto_rate_fb_retry(struct btc_coexist *btcoexist, coex_dm->pre_arfr_type = coex_dm->cur_arfr_type; } -static void halbtc8821a1ant_retry_limit(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8821a1ant_retry_limit(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { coex_dm->cur_retry_limit_type = type; if (force_exec || (coex_dm->pre_retry_limit_type != coex_dm->cur_retry_limit_type)) { switch (coex_dm->cur_retry_limit_type) { - case 0: /* normal mode*/ + case 0: /* normal mode */ btcoexist->btc_write_2byte(btcoexist, 0x42a, coex_dm->backup_retry_limit); break; - case 1: /* retry limit = 8*/ + case 1: /* retry limit = 8 */ btcoexist->btc_write_2byte(btcoexist, 0x42a, 0x0808); break; default: @@ -318,19 +314,19 @@ static void halbtc8821a1ant_retry_limit(struct btc_coexist *btcoexist, coex_dm->pre_retry_limit_type = coex_dm->cur_retry_limit_type; } -static void halbtc8821a1ant_ampdu_max_time(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8821a1ant_ampdu_max_time(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { coex_dm->cur_ampdu_time_type = type; if (force_exec || (coex_dm->pre_ampdu_time_type != coex_dm->cur_ampdu_time_type)) { switch (coex_dm->cur_ampdu_time_type) { - case 0: /* normal mode*/ + case 0: /* normal mode */ btcoexist->btc_write_1byte(btcoexist, 0x456, coex_dm->backup_ampdu_max_time); break; - case 1: /* AMPDU timw = 0x38 * 32us*/ + case 1: /* AMPDU time = 0x38 * 32us */ btcoexist->btc_write_1byte(btcoexist, 0x456, 0x38); break; default: @@ -341,88 +337,85 @@ static void halbtc8821a1ant_ampdu_max_time(struct btc_coexist *btcoexist, coex_dm->pre_ampdu_time_type = coex_dm->cur_ampdu_time_type; } -static void halbtc8821a1ant_limited_tx(struct btc_coexist *btcoexist, - bool force_exec, u8 ra_mask_type, - u8 arfr_type, u8 retry_limit_type, - u8 ampdu_time_type) +static void btc8821a1ant_limited_tx(struct btc_coexist *btcoexist, + bool force_exec, u8 ra_mask_type, + u8 arfr_type, u8 retry_limit_type, + u8 ampdu_time_type) { switch (ra_mask_type) { - case 0: /* normal mode*/ - halbtc8821a1ant_update_ra_mask(btcoexist, force_exec, 0x0); + case 0: /* normal mode */ + btc8821a1ant_update_ra_mask(btcoexist, force_exec, 0x0); break; - case 1: /* disable cck 1/2*/ - halbtc8821a1ant_update_ra_mask(btcoexist, force_exec, - 0x00000003); + case 1: /* disable cck 1/2 */ + btc8821a1ant_update_ra_mask(btcoexist, force_exec, + 0x00000003); break; - case 2: /* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4*/ - halbtc8821a1ant_update_ra_mask(btcoexist, force_exec, - 0x0001f1f7); + case 2: /* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4 */ + btc8821a1ant_update_ra_mask(btcoexist, force_exec, + 0x0001f1f7); break; default: break; } btc8821a1ant_auto_rate_fb_retry(btcoexist, force_exec, arfr_type); - halbtc8821a1ant_retry_limit(btcoexist, force_exec, retry_limit_type); - halbtc8821a1ant_ampdu_max_time(btcoexist, force_exec, ampdu_time_type); + btc8821a1ant_retry_limit(btcoexist, force_exec, retry_limit_type); + btc8821a1ant_ampdu_max_time(btcoexist, force_exec, ampdu_time_type); } -static void halbtc8821a1ant_limited_rx(struct btc_coexist *btcoexist, - bool force_exec, bool rej_ap_agg_pkt, - bool bt_ctrl_agg_buf_size, - u8 agg_buf_size) +static void btc8821a1ant_limited_rx(struct btc_coexist *btcoexist, + bool force_exec, bool rej_ap_agg_pkt, + bool bt_ctrl_agg_buf_size, u8 agg_buf_size) { bool reject_rx_agg = rej_ap_agg_pkt; bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size; u8 rx_agg_size = agg_buf_size; - /*============================================*/ - /* Rx Aggregation related setting*/ - /*============================================*/ + /* Rx Aggregation related setting */ btcoexist->btc_set(btcoexist, BTC_SET_BL_TO_REJ_AP_AGG_PKT, &reject_rx_agg); - /* decide BT control aggregation buf size or not*/ + /* decide BT control aggregation buf size or not */ btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_CTRL_AGG_SIZE, &bt_ctrl_rx_agg_size); - /* aggregation buf size, only work when BT control Rx agg size.*/ + /* aggregation buf size, only work when BT control Rx agg size */ btcoexist->btc_set(btcoexist, BTC_SET_U1_AGG_BUF_SIZE, &rx_agg_size); - /* real update aggregation setting*/ + /* real update aggregation setting */ btcoexist->btc_set(btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL); } -static void halbtc8821a1ant_monitor_bt_ctr(struct btc_coexist *btcoexist) +static void btc8821a1ant_monitor_bt_ctr(struct btc_coexist *btcoexist) { - u32 reg_hp_tx_rx, reg_lp_tx_rx, u4_tmp; - u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0; + u32 reg_hp_tx_rx, reg_lp_tx_rx, u4_tmp; + u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0; reg_hp_tx_rx = 0x770; reg_lp_tx_rx = 0x774; u4_tmp = btcoexist->btc_read_4byte(btcoexist, reg_hp_tx_rx); reg_hp_tx = u4_tmp & MASKLWORD; - reg_hp_rx = (u4_tmp & MASKHWORD)>>16; + reg_hp_rx = (u4_tmp & MASKHWORD) >> 16; u4_tmp = btcoexist->btc_read_4byte(btcoexist, reg_lp_tx_rx); reg_lp_tx = u4_tmp & MASKLWORD; - reg_lp_rx = (u4_tmp & MASKHWORD)>>16; + reg_lp_rx = (u4_tmp & MASKHWORD) >> 16; coex_sta->high_priority_tx = reg_hp_tx; coex_sta->high_priority_rx = reg_hp_rx; coex_sta->low_priority_tx = reg_lp_tx; coex_sta->low_priority_rx = reg_lp_rx; - /* reset counter*/ + /* reset counter */ btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); } -static void halbtc8821a1ant_query_bt_info(struct btc_coexist *btcoexist) +static void btc8821a1ant_query_bt_info(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; coex_sta->c2h_bt_info_req_sent = true; - h2c_parameter[0] |= BIT0; /* trigger*/ + h2c_parameter[0] |= BIT0; /* trigger */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n", @@ -431,10 +424,10 @@ static void halbtc8821a1ant_query_bt_info(struct btc_coexist *btcoexist) btcoexist->btc_fill_h2c(btcoexist, 0x61, 1, h2c_parameter); } -static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) +static void btc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) { struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool bt_hs_on = false; + bool bt_hs_on = false; btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); @@ -444,13 +437,13 @@ static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) bt_link_info->pan_exist = coex_sta->pan_exist; bt_link_info->hid_exist = coex_sta->hid_exist; - /* work around for HS mode.*/ + /* work around for HS mode */ if (bt_hs_on) { bt_link_info->pan_exist = true; bt_link_info->bt_link_exist = true; } - /* check if Sco only*/ + /* check if Sco only */ if (bt_link_info->sco_exist && !bt_link_info->a2dp_exist && !bt_link_info->pan_exist && @@ -459,7 +452,7 @@ static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) else bt_link_info->sco_only = false; - /* check if A2dp only*/ + /* check if A2dp only */ if (!bt_link_info->sco_exist && bt_link_info->a2dp_exist && !bt_link_info->pan_exist && @@ -468,7 +461,7 @@ static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) else bt_link_info->a2dp_only = false; - /* check if Pan only*/ + /* check if Pan only */ if (!bt_link_info->sco_exist && !bt_link_info->a2dp_exist && bt_link_info->pan_exist && @@ -477,7 +470,7 @@ static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) else bt_link_info->pan_only = false; - /* check if Hid only*/ + /* check if Hid only */ if (!bt_link_info->sco_exist && !bt_link_info->a2dp_exist && !bt_link_info->pan_exist && @@ -487,13 +480,13 @@ static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist) bt_link_info->hid_only = false; } -static u8 halbtc8821a1ant_action_algorithm(struct btc_coexist *btcoexist) +static u8 btc8821a1ant_action_algorithm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool bt_hs_on = false; - u8 algorithm = BT_8821A_1ANT_COEX_ALGO_UNDEFINED; - u8 num_of_diff_profile = 0; + bool bt_hs_on = false; + u8 algorithm = BT_8821A_1ANT_COEX_ALGO_UNDEFINED; + u8 num_of_diff_profile = 0; btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); @@ -605,7 +598,7 @@ static u8 halbtc8821a1ant_action_algorithm(struct btc_coexist *btcoexist) "[BTCoex], BT Profile = SCO + HID + A2DP ==> HID\n"); algorithm = BT_8821A_1ANT_COEX_ALGO_HID; } else if (bt_link_info->hid_exist && - bt_link_info->pan_exist) { + bt_link_info->pan_exist) { if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -618,7 +611,7 @@ static u8 halbtc8821a1ant_action_algorithm(struct btc_coexist *btcoexist) algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID; } } else if (bt_link_info->pan_exist && - bt_link_info->a2dp_exist) { + bt_link_info->a2dp_exist) { if (bt_hs_on) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -670,53 +663,8 @@ static u8 halbtc8821a1ant_action_algorithm(struct btc_coexist *btcoexist) return algorithm; } -static void halbtc8821a1ant_set_bt_auto_report(struct btc_coexist *btcoexist, - bool enable_auto_report) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[1] = {0}; - - h2c_parameter[0] = 0; - - if (enable_auto_report) - h2c_parameter[0] |= BIT0; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT FW auto report : %s, FW write 0x68 = 0x%x\n", - (enable_auto_report ? "Enabled!!" : "Disabled!!"), - h2c_parameter[0]); - - btcoexist->btc_fill_h2c(btcoexist, 0x68, 1, h2c_parameter); -} - -static void halbtc8821a1ant_bt_auto_report(struct btc_coexist *btcoexist, - bool force_exec, - bool enable_auto_report) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s BT Auto report = %s\n", - (force_exec ? "force to" : ""), ((enable_auto_report) ? - "Enabled" : "Disabled")); - coex_dm->cur_bt_auto_report = enable_auto_report; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_bt_auto_report = %d, cur_bt_auto_report = %d\n", - coex_dm->pre_bt_auto_report, - coex_dm->cur_bt_auto_report); - - if (coex_dm->pre_bt_auto_report == coex_dm->cur_bt_auto_report) - return; - } - halbtc8821a1ant_set_bt_auto_report(btcoexist, coex_dm->cur_bt_auto_report); - - coex_dm->pre_bt_auto_report = coex_dm->cur_bt_auto_report; -} - -static void btc8821a1ant_set_sw_pen_tx_rate(struct btc_coexist *btcoexist, - bool low_penalty_ra) +static void btc8821a1ant_set_sw_penalty_tx_rate(struct btc_coexist *btcoexist, + bool low_penalty_ra) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[6] = {0}; @@ -725,11 +673,11 @@ static void btc8821a1ant_set_sw_pen_tx_rate(struct btc_coexist *btcoexist, if (low_penalty_ra) { h2c_parameter[1] |= BIT0; - /*normal rate except MCS7/6/5, OFDM54/48/36*/ + /* normal rate except MCS7/6/5, OFDM54/48/36 */ h2c_parameter[2] = 0x00; - h2c_parameter[3] = 0xf7; /*MCS7 or OFDM54*/ - h2c_parameter[4] = 0xf8; /*MCS6 or OFDM48*/ - h2c_parameter[5] = 0xf9; /*MCS5 or OFDM36*/ + h2c_parameter[3] = 0xf7; /* MCS7 or OFDM54 */ + h2c_parameter[4] = 0xf8; /* MCS6 or OFDM48 */ + h2c_parameter[5] = 0xf9; /* MCS5 or OFDM36 */ } RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -739,8 +687,8 @@ static void btc8821a1ant_set_sw_pen_tx_rate(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x69, 6, h2c_parameter); } -static void halbtc8821a1ant_low_penalty_ra(struct btc_coexist *btcoexist, - bool force_exec, bool low_penalty_ra) +static void btc8821a1ant_low_penalty_ra(struct btc_coexist *btcoexist, + bool force_exec, bool low_penalty_ra) { coex_dm->cur_low_penalty_ra = low_penalty_ra; @@ -748,14 +696,15 @@ static void halbtc8821a1ant_low_penalty_ra(struct btc_coexist *btcoexist, if (coex_dm->pre_low_penalty_ra == coex_dm->cur_low_penalty_ra) return; } - btc8821a1ant_set_sw_pen_tx_rate(btcoexist, coex_dm->cur_low_penalty_ra); + btc8821a1ant_set_sw_penalty_tx_rate(btcoexist, + coex_dm->cur_low_penalty_ra); coex_dm->pre_low_penalty_ra = coex_dm->cur_low_penalty_ra; } -static void halbtc8821a1ant_set_coex_table(struct btc_coexist *btcoexist, - u32 val0x6c0, u32 val0x6c4, - u32 val0x6c8, u8 val0x6cc) +static void btc8821a1ant_set_coex_table(struct btc_coexist *btcoexist, + u32 val0x6c0, u32 val0x6c4, + u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -776,9 +725,9 @@ static void halbtc8821a1ant_set_coex_table(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x6cc, val0x6cc); } -static void halbtc8821a1ant_coex_table(struct btc_coexist *btcoexist, - bool force_exec, u32 val0x6c0, - u32 val0x6c4, u32 val0x6c8, u8 val0x6cc) +static void btc8821a1ant_coex_table(struct btc_coexist *btcoexist, + bool force_exec, u32 val0x6c0, u32 val0x6c4, + u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -798,8 +747,8 @@ static void halbtc8821a1ant_coex_table(struct btc_coexist *btcoexist, (coex_dm->pre_val_0x6cc == coex_dm->cur_val_0x6cc)) return; } - halbtc8821a1ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, - val0x6c8, val0x6cc); + btc8821a1ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, + val0x6c8, val0x6cc); coex_dm->pre_val_0x6c0 = coex_dm->cur_val_0x6c0; coex_dm->pre_val_0x6c4 = coex_dm->cur_val_0x6c4; @@ -807,42 +756,41 @@ static void halbtc8821a1ant_coex_table(struct btc_coexist *btcoexist, coex_dm->pre_val_0x6cc = coex_dm->cur_val_0x6cc; } -static void halbtc8821a1ant_coex_table_with_type(struct btc_coexist *btcoexist, - bool force_exec, u8 type) +static void btc8821a1ant_coex_table_with_type(struct btc_coexist *btcoexist, + bool force_exec, u8 type) { switch (type) { case 0: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555, - 0x55555555, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555, + 0x55555555, 0xffffff, 0x3); break; case 1: - halbtc8821a1ant_coex_table(btcoexist, force_exec, - 0x55555555, 0x5a5a5a5a, - 0xffffff, 0x3); - break; + btc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555, + 0x5a5a5a5a, 0xffffff, 0x3); + break; case 2: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a, - 0x5a5a5a5a, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a, + 0x5a5a5a5a, 0xffffff, 0x3); break; case 3: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555, - 0xaaaaaaaa, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555, + 0xaaaaaaaa, 0xffffff, 0x3); break; case 4: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0xffffffff, - 0xffffffff, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0xffffffff, + 0xffffffff, 0xffffff, 0x3); break; case 5: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5fff5fff, - 0x5fff5fff, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x5fff5fff, + 0x5fff5fff, 0xffffff, 0x3); break; case 6: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55ff55ff, - 0x5a5a5a5a, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x55ff55ff, + 0x5a5a5a5a, 0xffffff, 0x3); break; case 7: - halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5afa5afa, - 0x5afa5afa, 0xffffff, 0x3); + btc8821a1ant_coex_table(btcoexist, force_exec, 0x5afa5afa, + 0x5afa5afa, 0xffffff, 0x3); break; default: break; @@ -853,10 +801,10 @@ static void btc8821a1ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist, bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[1] = {0}; + u8 h2c_parameter[1] = {0}; if (enable) - h2c_parameter[0] |= BIT0; /* function enable*/ + h2c_parameter[0] |= BIT0; /* function enable */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63 = 0x%x\n", @@ -865,8 +813,8 @@ static void btc8821a1ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x63, 1, h2c_parameter); } -static void halbtc8821a1ant_ignore_wlan_act(struct btc_coexist *btcoexist, - bool force_exec, bool enable) +static void btc8821a1ant_ignore_wlan_act(struct btc_coexist *btcoexist, + bool force_exec, bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -890,9 +838,8 @@ static void halbtc8821a1ant_ignore_wlan_act(struct btc_coexist *btcoexist, coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act; } -static void halbtc8821a1ant_set_fw_pstdma(struct btc_coexist *btcoexist, - u8 byte1, u8 byte2, u8 byte3, - u8 byte4, u8 byte5) +static void btc8821a1ant_set_fw_ps_tdma(struct btc_coexist *btcoexist, u8 byte1, + u8 byte2, u8 byte3, u8 byte4, u8 byte5) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[5] = {0}; @@ -919,18 +866,18 @@ static void halbtc8821a1ant_set_fw_pstdma(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter); } -static void halbtc8821a1ant_set_lps_rpwm(struct btc_coexist *btcoexist, - u8 lps_val, u8 rpwm_val) +static void btc8821a1ant_set_lps_rpwm(struct btc_coexist *btcoexist, + u8 lps_val, u8 rpwm_val) { - u8 lps = lps_val; - u8 rpwm = rpwm_val; + u8 lps = lps_val; + u8 rpwm = rpwm_val; btcoexist->btc_set(btcoexist, BTC_SET_U1_LPS_VAL, &lps); btcoexist->btc_set(btcoexist, BTC_SET_U1_RPWM_VAL, &rpwm); } -static void halbtc8821a1ant_lps_rpwm(struct btc_coexist *btcoexist, - bool force_exec, u8 lps_val, u8 rpwm_val) +static void btc8821a1ant_lps_rpwm(struct btc_coexist *btcoexist, + bool force_exec, u8 lps_val, u8 rpwm_val) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -954,33 +901,33 @@ static void halbtc8821a1ant_lps_rpwm(struct btc_coexist *btcoexist, return; } } - halbtc8821a1ant_set_lps_rpwm(btcoexist, lps_val, rpwm_val); + btc8821a1ant_set_lps_rpwm(btcoexist, lps_val, rpwm_val); coex_dm->pre_lps = coex_dm->cur_lps; coex_dm->pre_rpwm = coex_dm->cur_rpwm; } -static void halbtc8821a1ant_sw_mechanism(struct btc_coexist *btcoexist, - bool low_penalty_ra) +static void btc8821a1ant_sw_mechanism(struct btc_coexist *btcoexist, + bool low_penalty_ra) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SM[LpRA] = %d\n", low_penalty_ra); - halbtc8821a1ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra); + btc8821a1ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra); } -static void halbtc8821a1ant_set_ant_path(struct btc_coexist *btcoexist, - u8 ant_pos_type, bool init_hw_cfg, - bool wifi_off) +static void btc8821a1ant_set_ant_path(struct btc_coexist *btcoexist, + u8 ant_pos_type, bool init_hw_cfg, + bool wifi_off) { struct btc_board_info *board_info = &btcoexist->board_info; u32 u4_tmp = 0; u8 h2c_parameter[2] = {0}; if (init_hw_cfg) { - /* 0x4c[23] = 0, 0x4c[24] = 1 Antenna control by WL/BT*/ + /* 0x4c[23] = 0, 0x4c[24] = 1 Antenna control by WL/BT */ u4_tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c); u4_tmp &= ~BIT23; u4_tmp |= BIT24; @@ -990,31 +937,31 @@ static void halbtc8821a1ant_set_ant_path(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x77); if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) { - /*tell firmware "antenna inverse" ==> - * WRONG firmware antenna control code.==>need fw to fix + /* tell firmware "antenna inverse" + * WRONG firmware antenna control code, need fw to fix */ h2c_parameter[0] = 1; h2c_parameter[1] = 1; btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); - /*Main Ant to BT for IPS case 0x4c[23] = 1*/ + /* Main Ant to BT for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x1); } else { - /*tell firmware "no antenna inverse" ==> - * WRONG firmware antenna control code.==>need fw to fix + /* tell firmware "no antenna inverse" + * WRONG firmware antenna control code, need fw to fix */ h2c_parameter[0] = 0; h2c_parameter[1] = 1; btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); - /*Aux Ant to BT for IPS case 0x4c[23] = 1*/ + /* Aux Ant to BT for IPS case 0x4c[23] = 1 */ btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64, 0x1, 0x0); } } else if (wifi_off) { /* 0x4c[24:23] = 00, Set Antenna control - * by BT_RFE_CTRL BT Vendor 0xac = 0xf002 + * by BT_RFE_CTRL BT Vendor 0xac = 0xf002 */ u4_tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c); u4_tmp &= ~BIT23; @@ -1022,7 +969,7 @@ static void halbtc8821a1ant_set_ant_path(struct btc_coexist *btcoexist, btcoexist->btc_write_4byte(btcoexist, 0x4c, u4_tmp); } - /* ext switch setting*/ + /* ext switch setting */ switch (ant_pos_type) { case BTC_ANT_PATH_WIFI: if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) @@ -1052,8 +999,8 @@ static void halbtc8821a1ant_set_ant_path(struct btc_coexist *btcoexist, } } -static void halbtc8821a1ant_ps_tdma(struct btc_coexist *btcoexist, - bool force_exec, bool turn_on, u8 type) +static void btc8821a1ant_ps_tdma(struct btc_coexist *btcoexist, + bool force_exec, bool turn_on, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 rssi_adjust_val = 0; @@ -1078,185 +1025,189 @@ static void halbtc8821a1ant_ps_tdma(struct btc_coexist *btcoexist, if (turn_on) { switch (type) { default: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x1a, - 0x1a, 0x0, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x1a, + 0x1a, 0x0, 0x50); break; case 1: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x3a, - 0x03, 0x10, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x3a, + 0x03, 0x10, 0x50); rssi_adjust_val = 11; break; case 2: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x2b, - 0x03, 0x10, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x2b, + 0x03, 0x10, 0x50); rssi_adjust_val = 14; break; case 3: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x1d, - 0x1d, 0x0, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x1d, + 0x1d, 0x0, 0x10); break; case 4: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x15, - 0x3, 0x14, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x93, 0x15, + 0x3, 0x14, 0x0); rssi_adjust_val = 17; break; case 5: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x15, - 0x3, 0x11, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x61, 0x15, + 0x3, 0x11, 0x10); break; case 6: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa, - 0x3, 0x0, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x13, 0xa, + 0x3, 0x0, 0x0); break; case 7: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xc, - 0x5, 0x0, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x13, 0xc, + 0x5, 0x0, 0x0); break; case 8: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x25, - 0x3, 0x10, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x93, 0x25, + 0x3, 0x10, 0x0); break; case 9: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x21, - 0x3, 0x10, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x21, + 0x3, 0x10, 0x50); rssi_adjust_val = 18; break; case 10: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa, - 0xa, 0x0, 0x40); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x13, 0xa, + 0xa, 0x0, 0x40); break; case 11: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x14, - 0x03, 0x10, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x14, + 0x03, 0x10, 0x10); rssi_adjust_val = 20; break; case 12: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x0a, - 0x0a, 0x0, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x0a, + 0x0a, 0x0, 0x50); break; case 13: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x18, - 0x18, 0x0, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x18, + 0x18, 0x0, 0x10); break; case 14: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x21, - 0x3, 0x10, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x21, + 0x3, 0x10, 0x10); break; case 15: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa, - 0x3, 0x8, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x13, 0xa, + 0x3, 0x8, 0x0); break; case 16: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x15, - 0x3, 0x10, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x93, 0x15, + 0x3, 0x10, 0x0); rssi_adjust_val = 18; break; case 18: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x25, - 0x3, 0x10, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x93, 0x25, + 0x3, 0x10, 0x0); rssi_adjust_val = 14; break; case 20: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x35, - 0x03, 0x11, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x61, 0x35, + 0x03, 0x11, 0x10); break; case 21: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x15, - 0x03, 0x11, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x61, 0x15, + 0x03, 0x11, 0x10); break; case 22: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x25, - 0x03, 0x11, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x61, 0x25, + 0x03, 0x11, 0x10); break; case 23: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x25, - 0x3, 0x31, 0x18); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, + 0x3, 0x31, 0x18); rssi_adjust_val = 22; break; case 24: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x15, - 0x3, 0x31, 0x18); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x15, + 0x3, 0x31, 0x18); rssi_adjust_val = 22; break; case 25: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0xa, - 0x3, 0x31, 0x18); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, + 0x3, 0x31, 0x18); rssi_adjust_val = 22; break; case 26: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0xa, - 0x3, 0x31, 0x18); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, + 0x3, 0x31, 0x18); rssi_adjust_val = 22; break; case 27: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x25, - 0x3, 0x31, 0x98); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, + 0x3, 0x31, 0x98); rssi_adjust_val = 22; break; case 28: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x69, 0x25, - 0x3, 0x31, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x69, 0x25, + 0x3, 0x31, 0x0); break; case 29: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xab, 0x1a, - 0x1a, 0x1, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xab, 0x1a, + 0x1a, 0x1, 0x10); break; case 30: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x14, - 0x3, 0x10, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x51, 0x14, + 0x3, 0x10, 0x50); break; case 31: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xd3, 0x1a, - 0x1a, 0, 0x58); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x1a, + 0x1a, 0, 0x58); break; case 32: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0xa, - 0x3, 0x10, 0x0); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x61, 0xa, + 0x3, 0x10, 0x0); break; case 33: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xa3, 0x25, - 0x3, 0x30, 0x90); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x25, + 0x3, 0x30, 0x90); break; case 34: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x53, 0x1a, - 0x1a, 0x0, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x53, 0x1a, + 0x1a, 0x0, 0x10); break; case 35: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x63, 0x1a, - 0x1a, 0x0, 0x10); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x63, 0x1a, + 0x1a, 0x0, 0x10); break; case 36: - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xd3, 0x12, - 0x3, 0x14, 0x50); + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x12, + 0x3, 0x14, 0x50); break; } } else { - /* disable PS tdma*/ + /* disable PS tdma */ switch (type) { - case 8: /*PTA Control*/ - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x8, 0x0, 0x0, - 0x0, 0x0); - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, - false, false); + case 8: + /* PTA Control */ + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x8, 0x0, 0x0, + 0x0, 0x0); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, + false, false); break; case 0: - default: /*Software control, Antenna at BT side*/ - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x0, 0x0); - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, - false, false); + default: + /* Software control, Antenna at BT side */ + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x0, 0x0); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, + false, false); break; - case 9: /*Software control, Antenna at WiFi side*/ - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x0, 0x0); - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_WIFI, - false, false); + case 9: + /* Software control, Antenna at WiFi side */ + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x0, 0x0); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_WIFI, + false, false); break; - case 10: /* under 5G*/ - halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x8, 0x0); - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, - false, false); + case 10: + /* under 5G */ + btc8821a1ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x8, 0x0); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, + false, false); break; } } @@ -1264,15 +1215,15 @@ static void halbtc8821a1ant_ps_tdma(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_U1_RSSI_ADJ_VAL_FOR_1ANT_COEX_TYPE, &rssi_adjust_val); - /* update pre state*/ + /* update pre state */ coex_dm->pre_ps_tdma_on = coex_dm->cur_ps_tdma_on; coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma; } -static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) +static bool btc8821a1ant_is_common_action(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - bool common = false, wifi_connected = false, wifi_busy = false; + bool common = false, wifi_connected = false, wifi_busy = false; btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); @@ -1283,7 +1234,7 @@ static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) coex_dm->bt_status) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi non connected-idle + BT non connected-idle!!\n"); - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); common = true; } else if (wifi_connected && @@ -1291,7 +1242,7 @@ static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) coex_dm->bt_status)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi connected + BT non connected-idle!!\n"); - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); common = true; } else if (!wifi_connected && @@ -1299,15 +1250,15 @@ static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) coex_dm->bt_status)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi non connected-idle + BT connected-idle!!\n"); - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); common = true; } else if (wifi_connected && (BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE == - coex_dm->bt_status)) { + coex_dm->bt_status)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi connected + BT connected-idle!!\n"); - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); common = true; } else if (!wifi_connected && @@ -1315,7 +1266,7 @@ static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) coex_dm->bt_status)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi non connected-idle + BT Busy!!\n"); - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); common = true; } else { @@ -1333,231 +1284,40 @@ static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist) return common; } -static void btc8821a1ant_tdma_dur_adj(struct btc_coexist *btcoexist, - u8 wifi_status) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - static long up, dn, m, n, wait_count; - /*0: no change, +1: increase WiFi duration, -1: decrease WiFi duration*/ - long result; - u8 retry_count = 0, bt_info_ext; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TdmaDurationAdjustForAcl()\n"); - - if ((BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN == - wifi_status) || - (BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN == - wifi_status) || - (BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT == - wifi_status)) { - if (coex_dm->cur_ps_tdma != 1 && - coex_dm->cur_ps_tdma != 2 && - coex_dm->cur_ps_tdma != 3 && - coex_dm->cur_ps_tdma != 9) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - - up = 0; - dn = 0; - m = 1; - n = 3; - result = 0; - wait_count = 0; - } - return; - } - - if (!coex_dm->auto_tdma_adjust) { - coex_dm->auto_tdma_adjust = true; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], first run TdmaDurationAdjust()!!\n"); - - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2); - coex_dm->tdma_adj_type = 2; - /*============*/ - up = 0; - dn = 0; - m = 1; - n = 3; - result = 0; - wait_count = 0; - } else { - /*accquire the BT TRx retry count from BT_Info byte2*/ - retry_count = coex_sta->bt_retry_cnt; - bt_info_ext = coex_sta->bt_info_ext; - result = 0; - wait_count++; - - if (retry_count == 0) { - /* no retry in the last 2-second duration*/ - up++; - dn--; - - if (dn <= 0) - dn = 0; - - if (up >= n) { - /* if (retry count == 0) for 2*n seconds , - * make WiFi duration wider - */ - wait_count = 0; - n = 3; - up = 0; - dn = 0; - result = 1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Increase wifi duration!!\n"); - } - } else if (retry_count <= 3) { - /* <=3 retry in the last 2-second duration*/ - up--; - dn++; - - if (up <= 0) - up = 0; - - if (dn == 2) { - /* if retry count< 3 for 2*2 seconds, - * shrink wifi duration - */ - if (wait_count <= 2) - m++; /* avoid bounce in two levels */ - else - m = 1; - - if (m >= 20) { - /* m max value is 20, max time is 120 s, - * recheck if adjust WiFi duration. - */ - m = 20; - } - n = 3*m; - up = 0; - dn = 0; - wait_count = 0; - result = -1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Decrease wifi duration for retryCounter<3!!\n"); - } - } else { - /* retry count > 3, if retry count > 3 happens once, - * shrink WiFi duration - */ - if (wait_count == 1) - m++; /* avoid bounce in two levels */ - else - m = 1; - /* m max value is 20, max time is 120 second, - * recheck if adjust WiFi duration. - */ - if (m >= 20) - m = 20; - - n = 3*m; - up = 0; - dn = 0; - wait_count = 0; - result = -1; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Decrease wifi duration for retryCounter>3!!\n"); - } - - if (result == -1) { - if ((BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(bt_info_ext)) && - ((coex_dm->cur_ps_tdma == 1) || - (coex_dm->cur_ps_tdma == 2))) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } - } else if (result == 1) { - if ((BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(bt_info_ext)) && - ((coex_dm->cur_ps_tdma == 1) || - (coex_dm->cur_ps_tdma == 2))) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } - } else { - /*no change*/ - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], ********** TDMA(on, %d) **********\n", - coex_dm->cur_ps_tdma); - } - - if (coex_dm->cur_ps_tdma != 1 && - coex_dm->cur_ps_tdma != 2 && - coex_dm->cur_ps_tdma != 9 && - coex_dm->cur_ps_tdma != 11) { - /* recover to previous adjust type*/ - halbtc8821a1ant_ps_tdma(btcoexist, - NORMAL_EXEC, true, - coex_dm->tdma_adj_type); - } - } -} - static void btc8821a1ant_ps_tdma_check_for_pwr_save(struct btc_coexist *btcoex, bool new_ps_state) { - u8 lps_mode = 0x0; + u8 lps_mode = 0x0; btcoex->btc_get(btcoex, BTC_GET_U1_LPS_MODE, &lps_mode); if (lps_mode) { - /* already under LPS state*/ + /* already under LPS state */ if (new_ps_state) { - /* keep state under LPS, do nothing.*/ + /* keep state under LPS, do nothing */ } else { - /* will leave LPS state, turn off psTdma first*/ - halbtc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0); + /* will leave LPS state, turn off psTdma first */ + btc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0); } } else { /* NO PS state*/ if (new_ps_state) { - /* will enter LPS state, turn off psTdma first*/ - halbtc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0); + /* will enter LPS state, turn off psTdma first */ + btc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0); } else { - /* keep state under NO PS state, do nothing.*/ + /* keep state under NO PS state, do nothing */ } } } -static void halbtc8821a1ant_power_save_state(struct btc_coexist *btcoexist, - u8 ps_type, u8 lps_val, - u8 rpwm_val) +static void btc8821a1ant_power_save_state(struct btc_coexist *btcoexist, + u8 ps_type, u8 lps_val, u8 rpwm_val) { bool low_pwr_disable = false; switch (ps_type) { case BTC_PS_WIFI_NATIVE: - /* recover to original 32k low power setting*/ + /* recover to original 32k low power setting */ low_pwr_disable = false; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); @@ -1566,13 +1326,13 @@ static void halbtc8821a1ant_power_save_state(struct btc_coexist *btcoexist, case BTC_PS_LPS_ON: btc8821a1ant_ps_tdma_check_for_pwr_save(btcoexist, true); - halbtc8821a1ant_lps_rpwm(btcoexist, - NORMAL_EXEC, lps_val, rpwm_val); - /* when coex force to enter LPS, do not enter 32k low power.*/ + btc8821a1ant_lps_rpwm(btcoexist, NORMAL_EXEC, lps_val, + rpwm_val); + /* when coex force to enter LPS, do not enter 32k low power */ low_pwr_disable = true; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); - /* power save must executed before psTdma.*/ + /* power save must executed before psTdma */ btcoexist->btc_set(btcoexist, BTC_SET_ACT_ENTER_LPS, NULL); break; case BTC_PS_LPS_OFF: @@ -1584,158 +1344,95 @@ static void halbtc8821a1ant_power_save_state(struct btc_coexist *btcoexist, } } -static void halbtc8821a1ant_coex_under_5g(struct btc_coexist *btcoexist) +static void btc8821a1ant_coex_under_5g(struct btc_coexist *btcoexist) { - halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, - 0x0, 0x0); - halbtc8821a1ant_ignore_wlan_act(btcoexist, NORMAL_EXEC, true); - - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 10); - - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); - - halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); + btc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, + 0x0, 0x0); + btc8821a1ant_ignore_wlan_act(btcoexist, NORMAL_EXEC, true); - halbtc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 5); -} - -static void halbtc8821a1ant_action_wifi_only(struct btc_coexist *btcoexist) -{ - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 9); -} + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 10); -static void btc8821a1ant_mon_bt_en_dis(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - static bool pre_bt_disabled; - static u32 bt_disable_cnt; - bool bt_active = true, bt_disabled = false; + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); - /* This function check if bt is disabled*/ + btc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); - if (coex_sta->high_priority_tx == 0 && - coex_sta->high_priority_rx == 0 && - coex_sta->low_priority_tx == 0 && - coex_sta->low_priority_rx == 0) { - bt_active = false; - } - if (coex_sta->high_priority_tx == 0xffff && - coex_sta->high_priority_rx == 0xffff && - coex_sta->low_priority_tx == 0xffff && - coex_sta->low_priority_rx == 0xffff) { - bt_active = false; - } - if (bt_active) { - bt_disable_cnt = 0; - bt_disabled = false; - btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE, - &bt_disabled); - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is enabled !!\n"); - } else { - bt_disable_cnt++; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], bt all counters = 0, %d times!!\n", - bt_disable_cnt); - if (bt_disable_cnt >= 2) { - bt_disabled = true; - btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE, - &bt_disabled); - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is disabled !!\n"); - halbtc8821a1ant_action_wifi_only(btcoexist); - } - } - if (pre_bt_disabled != bt_disabled) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is from %s to %s!!\n", - (pre_bt_disabled ? "disabled" : "enabled"), - (bt_disabled ? "disabled" : "enabled")); - pre_bt_disabled = bt_disabled; - if (bt_disabled) { - btcoexist->btc_set(btcoexist, BTC_SET_ACT_LEAVE_LPS, - NULL); - btcoexist->btc_set(btcoexist, BTC_SET_ACT_NORMAL_LPS, - NULL); - } - } + btc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 5); } -/*=============================================*/ -/**/ -/* Software Coex Mechanism start*/ -/**/ -/*=============================================*/ +/*********************************************** + * + * Software Coex Mechanism start + * + ***********************************************/ -/* SCO only or SCO+PAN(HS)*/ -static void halbtc8821a1ant_action_sco(struct btc_coexist *btcoexist) +/* SCO only or SCO+PAN(HS) */ +static void btc8821a1ant_action_sco(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, true); + btc8821a1ant_sw_mechanism(btcoexist, true); } -static void halbtc8821a1ant_action_hid(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_hid(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, true); + btc8821a1ant_sw_mechanism(btcoexist, true); } -/*A2DP only / PAN(EDR) only/ A2DP+PAN(HS)*/ -static void halbtc8821a1ant_action_a2dp(struct btc_coexist *btcoexist) +/* A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */ +static void btc8821a1ant_action_a2dp(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); } -static void halbtc8821a1ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); } -static void halbtc8821a1ant_action_pan_edr(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_pan_edr(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); } -/*PAN(HS) only*/ -static void halbtc8821a1ant_action_pan_hs(struct btc_coexist *btcoexist) +/* PAN(HS) only */ +static void btc8821a1ant_action_pan_hs(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); } -/*PAN(EDR)+A2DP*/ -static void halbtc8821a1ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) +/* PAN(EDR)+A2DP */ +static void btc8821a1ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, false); + btc8821a1ant_sw_mechanism(btcoexist, false); } -static void halbtc8821a1ant_action_pan_edr_hid(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_pan_edr_hid(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, true); + btc8821a1ant_sw_mechanism(btcoexist, true); } -/* HID+A2DP+PAN(EDR)*/ +/* HID+A2DP+PAN(EDR) */ static void btc8821a1ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, true); + btc8821a1ant_sw_mechanism(btcoexist, true); } -static void halbtc8821a1ant_action_hid_a2dp(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_hid_a2dp(struct btc_coexist *btcoexist) { - halbtc8821a1ant_sw_mechanism(btcoexist, true); + btc8821a1ant_sw_mechanism(btcoexist, true); } -/*=============================================*/ -/**/ -/* Non-Software Coex Mechanism start*/ -/**/ -/*=============================================*/ +/*********************************************** + * + * Non-Software Coex Mechanism start + * + ***********************************************/ -static void halbtc8821a1ant_action_hs(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_hs(struct btc_coexist *btcoexist) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 2); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); + btc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 2); } -static void halbtc8821a1ant_action_bt_inquiry(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_bt_inquiry(struct btc_coexist *btcoexist) { struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; bool wifi_connected = false; @@ -1744,135 +1441,136 @@ static void halbtc8821a1ant_action_bt_inquiry(struct btc_coexist *btcoexist) BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); if (!wifi_connected) { - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_WIFI_NATIVE, 0x0, 0x0); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } else if ((bt_link_info->sco_exist) || (bt_link_info->hid_only)) { - /* SCO/HID-only busy*/ - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 32); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + /* SCO/HID-only busy */ + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_WIFI_NATIVE, 0x0, 0x0); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 32); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } else { - halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_LPS_ON, - 0x50, 0x4); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 30); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_power_save_state(btcoexist, BTC_PS_LPS_ON, + 0x50, 0x4); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 30); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } static void btc8821a1ant_act_bt_sco_hid_only_busy(struct btc_coexist *btcoexist, u8 wifi_status) { - /* tdma and coex table*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); + /* tdma and coex table */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + if (BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN == + wifi_status) + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + else + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } static void btc8821a1ant_act_wifi_con_bt_acl_busy(struct btc_coexist *btcoexist, u8 wifi_status) { - u8 bt_rssi_state; + u8 bt_rssi_state; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bt_rssi_state = halbtc8821a1ant_bt_rssi_state(btcoexist, 2, 28, 0); + bt_rssi_state = btc8821a1ant_bt_rssi_state(btcoexist, 2, 28, 0); if (bt_link_info->hid_only) { - /*HID*/ + /* HID */ btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist, wifi_status); coex_dm->auto_tdma_adjust = false; return; } else if (bt_link_info->a2dp_only) { - /*A2DP*/ - if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a1ant_tdma_dur_adj(btcoexist, wifi_status); - } else { - /*for low BT RSSI*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); + /* A2DP */ + if ((bt_rssi_state != BTC_RSSI_STATE_HIGH) && + (bt_rssi_state != BTC_RSSI_STATE_STAY_HIGH)) { + /* for low BT RSSI */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 11); coex_dm->auto_tdma_adjust = false; } - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } else if (bt_link_info->hid_exist && bt_link_info->a2dp_exist) { - /*HID+A2DP*/ + /* HID+A2DP */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 14); coex_dm->auto_tdma_adjust = false; } else { /*for low BT RSSI*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 11); coex_dm->auto_tdma_adjust = false; } - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } else if ((bt_link_info->pan_only) || (bt_link_info->hid_exist && bt_link_info->pan_exist)) { - /*PAN(OPP, FTP), HID+PAN(OPP, FTP)*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + /* PAN(OPP, FTP), HID+PAN(OPP, FTP) */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); coex_dm->auto_tdma_adjust = false; } else if (((bt_link_info->a2dp_exist) && (bt_link_info->pan_exist)) || (bt_link_info->hid_exist && bt_link_info->a2dp_exist && bt_link_info->pan_exist)) { - /*A2DP+PAN(OPP, FTP), HID+A2DP+PAN(OPP, FTP)*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + /* A2DP+PAN(OPP, FTP), HID+A2DP+PAN(OPP, FTP) */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); coex_dm->auto_tdma_adjust = false; } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); coex_dm->auto_tdma_adjust = false; } } -static void halbtc8821a1ant_action_wifi_not_connected( - struct btc_coexist *btcoexist) +static +void btc8821a1ant_action_wifi_not_connected(struct btc_coexist *btcoexist) { - /* power save state*/ - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); + /* power save state */ + btc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); - /* tdma and coex table*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); + /* tdma and coex table */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); } static void btc8821a1ant_act_wifi_not_conn_scan(struct btc_coexist *btcoexist) { - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_WIFI_NATIVE, 0x0, 0x0); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } -static void halbtc8821a1ant_action_wifi_connected_scan( - struct btc_coexist *btcoexist) { +static +void btc8821a1ant_action_wifi_connected_scan(struct btc_coexist *btcoexist) +{ struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - /* power save state*/ - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); + /* power save state */ + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_WIFI_NATIVE, 0x0, 0x0); - /* tdma and coex table*/ + /* tdma and coex table */ if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) { if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 22); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } else if ((BT_8821A_1ANT_BT_STATUS_SCO_BUSY == coex_dm->bt_status) || @@ -1881,52 +1579,52 @@ static void halbtc8821a1ant_action_wifi_connected_scan( btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist, BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN); } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } static void btc8821a1ant_act_wifi_conn_sp_pkt(struct btc_coexist *btcoexist) { struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool hs_connecting = false; + bool hs_connecting = false; btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_CONNECTING, &hs_connecting); - halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, - 0x0, 0x0); + btc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, + 0x0, 0x0); - /* tdma and coex table*/ - if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) { + /* tdma and coex table */ + if (coex_dm->bt_status == BT_8821A_1ANT_BT_STATUS_ACL_BUSY) { if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 22); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 22); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 20); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 20); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 1); } } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); - halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20); + btc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1); } } -static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) +static void btc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - bool wifi_busy = false; - bool scan = false, link = false, roam = false; - bool under_4way = false; + bool wifi_busy = false; + bool scan = false, link = false, roam = false; + bool under_4way = false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], CoexForWifiConnect()===>\n"); - btcoexist->btc_get(btcoexist, - BTC_GET_BL_WIFI_4_WAY_PROGRESS, &under_4way); + btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_4_WAY_PROGRESS, + &under_4way); if (under_4way) { btc8821a1ant_act_wifi_conn_sp_pkt(btcoexist); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -1938,7 +1636,7 @@ static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam); if (scan || link || roam) { - halbtc8821a1ant_action_wifi_connected_scan(btcoexist); + btc8821a1ant_action_wifi_connected_scan(btcoexist); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], CoexForWifiConnect(), return for wifi is under scan<===\n"); return; @@ -1947,14 +1645,14 @@ static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) /* power save state*/ if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status && !btcoexist->bt_link_info.hid_only) - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_LPS_ON, 0x50, 0x4); + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_LPS_ON, 0x50, 0x4); else - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, - 0x0, 0x0); + btc8821a1ant_power_save_state(btcoexist, + BTC_PS_WIFI_NATIVE, + 0x0, 0x0); - /* tdma and coex table*/ + /* tdma and coex table */ btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); if (!wifi_busy) { if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) { @@ -1967,10 +1665,10 @@ static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist, BT_8821A_1ANT_WIFI_STATUS_CONNECTED_IDLE); } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 2); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 5); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 2); } } else { if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) { @@ -1983,10 +1681,9 @@ static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist, BT_8821A_1ANT_WIFI_STATUS_CONNECTED_BUSY); } else { - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 2); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 2); } } } @@ -1994,52 +1691,52 @@ static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist) static void btc8821a1ant_run_sw_coex_mech(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 algorithm = 0; + u8 algorithm = 0; - algorithm = halbtc8821a1ant_action_algorithm(btcoexist); + algorithm = btc8821a1ant_action_algorithm(btcoexist); coex_dm->cur_algorithm = algorithm; - if (!halbtc8821a1ant_is_common_action(btcoexist)) { + if (!btc8821a1ant_is_common_action(btcoexist)) { switch (coex_dm->cur_algorithm) { case BT_8821A_1ANT_COEX_ALGO_SCO: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = SCO\n"); - halbtc8821a1ant_action_sco(btcoexist); + btc8821a1ant_action_sco(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = HID\n"); - halbtc8821a1ant_action_hid(btcoexist); + btc8821a1ant_action_hid(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = A2DP\n"); - halbtc8821a1ant_action_a2dp(btcoexist); + btc8821a1ant_action_a2dp(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_A2DP_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = A2DP+PAN(HS)\n"); - halbtc8821a1ant_action_a2dp_pan_hs(btcoexist); + btc8821a1ant_action_a2dp_pan_hs(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = PAN(EDR)\n"); - halbtc8821a1ant_action_pan_edr(btcoexist); + btc8821a1ant_action_pan_edr(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = HS mode\n"); - halbtc8821a1ant_action_pan_hs(btcoexist); + btc8821a1ant_action_pan_hs(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_PANEDR_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = PAN+A2DP\n"); - halbtc8821a1ant_action_pan_edr_a2dp(btcoexist); + btc8821a1ant_action_pan_edr_a2dp(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_PANEDR_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = PAN(EDR)+HID\n"); - halbtc8821a1ant_action_pan_edr_hid(btcoexist); + btc8821a1ant_action_pan_edr_hid(btcoexist); break; case BT_8821A_1ANT_COEX_ALGO_HID_A2DP_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -2049,28 +1746,28 @@ static void btc8821a1ant_run_sw_coex_mech(struct btc_coexist *btcoexist) case BT_8821A_1ANT_COEX_ALGO_HID_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = HID+A2DP\n"); - halbtc8821a1ant_action_hid_a2dp(btcoexist); + btc8821a1ant_action_hid_a2dp(btcoexist); break; default: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action algorithm = coexist All Off!!\n"); - /*halbtc8821a1ant_coex_all_off(btcoexist);*/ + /*btc8821a1ant_coex_all_off(btcoexist);*/ break; } coex_dm->pre_algorithm = coex_dm->cur_algorithm; } } -static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) +static void btc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool wifi_connected = false, bt_hs_on = false; - bool increase_scan_dev_num = false; - bool bt_ctrl_agg_buf_size = false; - u8 agg_buf_size = 5; - u8 wifi_rssi_state = BTC_RSSI_STATE_HIGH; - bool wifi_under_5g = false; + bool wifi_connected = false, bt_hs_on = false; + bool increase_scan_dev_num = false; + bool bt_ctrl_agg_buf_size = false; + u8 agg_buf_size = 5; + u8 wifi_rssi_state = BTC_RSSI_STATE_HIGH; + bool wifi_under_5g = false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], RunCoexistMechanism()===>\n"); @@ -2097,7 +1794,7 @@ static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) if (wifi_under_5g) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], RunCoexistMechanism(), return for 5G <===\n"); - halbtc8821a1ant_coex_under_5g(btcoexist); + btc8821a1ant_coex_under_5g(btcoexist); return; } @@ -2109,21 +1806,29 @@ static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) btcoexist->btc_set(btcoexist, BTC_SET_BL_INC_SCAN_DEV_NUM, &increase_scan_dev_num); - btcoexist->btc_get(btcoexist, - BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); + btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, + &wifi_connected); if (!bt_link_info->sco_exist && !bt_link_info->hid_exist) { - halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); + btc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); } else { if (wifi_connected) { wifi_rssi_state = - halbtc8821a1ant_WifiRssiState(btcoexist, 1, 2, - 30, 0); - halbtc8821a1ant_limited_tx(btcoexist, - NORMAL_EXEC, 1, 1, 1, 1); + btc8821a1ant_wifi_rssi_state(btcoexist, 1, 2, + 30, 0); + if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || + (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8821a1ant_limited_tx(btcoexist, + NORMAL_EXEC, 1, 1, + 1, 1); + } else { + btc8821a1ant_limited_tx(btcoexist, + NORMAL_EXEC, 1, 1, + 1, 1); + } } else { - halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, - 0, 0, 0, 0); + btc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, + 0, 0, 0, 0); } } @@ -2137,22 +1842,22 @@ static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) bt_ctrl_agg_buf_size = true; agg_buf_size = 0x8; } - halbtc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false, - bt_ctrl_agg_buf_size, agg_buf_size); + btc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false, + bt_ctrl_agg_buf_size, agg_buf_size); btc8821a1ant_run_sw_coex_mech(btcoexist); btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (coex_sta->c2h_bt_inquiry_page) { - halbtc8821a1ant_action_bt_inquiry(btcoexist); + btc8821a1ant_action_bt_inquiry(btcoexist); return; } else if (bt_hs_on) { - halbtc8821a1ant_action_hs(btcoexist); + btc8821a1ant_action_hs(btcoexist); return; } if (!wifi_connected) { - bool scan = false, link = false, roam = false; + bool scan = false, link = false, roam = false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], wifi is non connected-idle !!!\n"); @@ -2164,29 +1869,30 @@ static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) if (scan || link || roam) btc8821a1ant_act_wifi_not_conn_scan(btcoexist); else - halbtc8821a1ant_action_wifi_not_connected(btcoexist); + btc8821a1ant_action_wifi_not_connected(btcoexist); } else { - /* wifi LPS/Busy*/ - halbtc8821a1ant_action_wifi_connected(btcoexist); + /* wifi LPS/Busy */ + btc8821a1ant_action_wifi_connected(btcoexist); } } -static void halbtc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist) +static void btc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist) { - /* force to reset coex mechanism*/ - /* sw all off*/ - halbtc8821a1ant_sw_mechanism(btcoexist, false); + /* force to reset coex mechanism + * sw all off + */ + btc8821a1ant_sw_mechanism(btcoexist, false); - halbtc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8); - halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); + btc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8); + btc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); } -static void halbtc8821a1ant_init_hw_config(struct btc_coexist *btcoexist, - bool back_up) +static void btc8821a1ant_init_hw_config(struct btc_coexist *btcoexist, + bool back_up) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 u1_tmp = 0; - bool wifi_under_5g = false; + u8 u1_tmp = 0; + bool wifi_under_5g = false; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], 1Ant Init HW Config!!\n"); @@ -2197,12 +1903,12 @@ static void halbtc8821a1ant_init_hw_config(struct btc_coexist *btcoexist, coex_dm->backup_arfr_cnt2 = btcoexist->btc_read_4byte(btcoexist, 0x434); coex_dm->backup_retry_limit = - btcoexist->btc_read_2byte(btcoexist, 0x42a); + btcoexist->btc_read_2byte(btcoexist, 0x42a); coex_dm->backup_ampdu_max_time = - btcoexist->btc_read_1byte(btcoexist, 0x456); + btcoexist->btc_read_1byte(btcoexist, 0x456); } - /* 0x790[5:0] = 0x5*/ + /* 0x790[5:0] = 0x5 */ u1_tmp = btcoexist->btc_read_1byte(btcoexist, 0x790); u1_tmp &= 0xc0; u1_tmp |= 0x5; @@ -2210,35 +1916,33 @@ static void halbtc8821a1ant_init_hw_config(struct btc_coexist *btcoexist, btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g); - /*Antenna config*/ + /* Antenna config */ if (wifi_under_5g) - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, - true, false); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, + true, false); else - halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, - true, false); - /* PTA parameter*/ - halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); - - /* Enable counter statistics*/ - /*0x76e[3] =1, WLAN_Act control by PTA*/ + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, + true, false); + /* PTA parameter */ + btc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0); + + /* Enable counter statistics + * 0x76e[3] =1, WLAN_Act control by PTA + */ btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); btcoexist->btc_write_1byte(btcoexist, 0x778, 0x3); btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1); } -/*============================================================*/ -/* work around function start with wa_halbtc8821a1ant_*/ -/*============================================================*/ -/*============================================================*/ -/* extern function start with EXhalbtc8821a1ant_*/ -/*============================================================*/ -void ex_halbtc8821a1ant_init_hwconfig(struct btc_coexist *btcoexist) +/************************************************************** + * extern function start with ex_btc8821a1ant_ + **************************************************************/ +void ex_btc8821a1ant_init_hwconfig(struct btc_coexist *btcoexist) { - halbtc8821a1ant_init_hw_config(btcoexist, true); + btc8821a1ant_init_hw_config(btcoexist, true); } -void ex_halbtc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist) +void ex_btc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2247,12 +1951,12 @@ void ex_halbtc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist) btcoexist->stop_coex_dm = false; - halbtc8821a1ant_init_coex_dm(btcoexist); + btc8821a1ant_init_coex_dm(btcoexist); - halbtc8821a1ant_query_bt_info(btcoexist); + btc8821a1ant_query_bt_info(btcoexist); } -void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) +void ex_btc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) { struct btc_board_info *board_info = &btcoexist->board_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; @@ -2397,7 +2101,7 @@ void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) "\r\n %-35s = %s/%s, (0x%x/0x%x)", "PS state, IPS/LPS, (lps/rpwm)", ((coex_sta->under_ips ? "IPS ON" : "IPS OFF")), - ((coex_sta->under_Lps ? "LPS ON" : "LPS OFF")), + ((coex_sta->under_lps ? "LPS ON" : "LPS OFF")), btcoexist->bt_info.lps_val, btcoexist->bt_info.rpwm_val); btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_FW_PWR_MODE_CMD); @@ -2422,7 +2126,7 @@ void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) "\r\n %-35s = 0x%x ", "Rate Mask", btcoexist->bt_info.ra_mask); - /* Fw mechanism*/ + /* Fw mechanism */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s", "============[Fw mechanism]============"); @@ -2444,7 +2148,7 @@ void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) coex_dm->cur_ignore_wlan_act); } - /* Hw setting*/ + /* Hw setting */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s", "============[Hw setting]============"); @@ -2527,12 +2231,12 @@ void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist) "\r\n %-35s = %d/ %d", "0x774(low-pri rx/tx)", coex_sta->low_priority_rx, coex_sta->low_priority_tx); #if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 1) - halbtc8821a1ant_monitor_bt_ctr(btcoexist); + btc8821a1ant_monitor_bt_ctr(btcoexist); #endif btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_COEX_STATISTICS); } -void ex_halbtc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2543,22 +2247,22 @@ void ex_halbtc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS ENTER notify\n"); coex_sta->under_ips = true; - halbtc8821a1ant_set_ant_path(btcoexist, - BTC_ANT_PATH_BT, false, true); - /*set PTA control*/ - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); - halbtc8821a1ant_coex_table_with_type(btcoexist, - NORMAL_EXEC, 0); + btc8821a1ant_set_ant_path(btcoexist, + BTC_ANT_PATH_BT, false, true); + /* set PTA control */ + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + btc8821a1ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 0); } else if (BTC_IPS_LEAVE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS LEAVE notify\n"); coex_sta->under_ips = false; - halbtc8821a1ant_run_coexist_mechanism(btcoexist); + btc8821a1ant_run_coexist_mechanism(btcoexist); } } -void ex_halbtc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2568,15 +2272,15 @@ void ex_halbtc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type) if (BTC_LPS_ENABLE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], LPS ENABLE notify\n"); - coex_sta->under_Lps = true; + coex_sta->under_lps = true; } else if (BTC_LPS_DISABLE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], LPS DISABLE notify\n"); - coex_sta->under_Lps = false; + coex_sta->under_lps = false; } } -void ex_halbtc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; bool wifi_connected = false, bt_hs_on = false; @@ -2591,13 +2295,13 @@ void ex_halbtc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type) btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); - halbtc8821a1ant_query_bt_info(btcoexist); + btc8821a1ant_query_bt_info(btcoexist); if (coex_sta->c2h_bt_inquiry_page) { - halbtc8821a1ant_action_bt_inquiry(btcoexist); + btc8821a1ant_action_bt_inquiry(btcoexist); return; } else if (bt_hs_on) { - halbtc8821a1ant_action_hs(btcoexist); + btc8821a1ant_action_hs(btcoexist); return; } @@ -2605,25 +2309,25 @@ void ex_halbtc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SCAN START notify\n"); if (!wifi_connected) { - /* non-connected scan*/ + /* non-connected scan */ btc8821a1ant_act_wifi_not_conn_scan(btcoexist); } else { - /* wifi is connected*/ - halbtc8821a1ant_action_wifi_connected_scan(btcoexist); + /* wifi is connected */ + btc8821a1ant_action_wifi_connected_scan(btcoexist); } } else if (BTC_SCAN_FINISH == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], SCAN FINISH notify\n"); if (!wifi_connected) { - /* non-connected scan*/ - halbtc8821a1ant_action_wifi_not_connected(btcoexist); + /* non-connected scan */ + btc8821a1ant_action_wifi_not_connected(btcoexist); } else { - halbtc8821a1ant_action_wifi_connected(btcoexist); + btc8821a1ant_action_wifi_connected(btcoexist); } } } -void ex_halbtc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; bool wifi_connected = false, bt_hs_on = false; @@ -2635,10 +2339,10 @@ void ex_halbtc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type) btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (coex_sta->c2h_bt_inquiry_page) { - halbtc8821a1ant_action_bt_inquiry(btcoexist); + btc8821a1ant_action_bt_inquiry(btcoexist); return; } else if (bt_hs_on) { - halbtc8821a1ant_action_hs(btcoexist); + btc8821a1ant_action_hs(btcoexist); return; } @@ -2653,16 +2357,16 @@ void ex_halbtc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type) btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); if (!wifi_connected) { - /* non-connected scan*/ - halbtc8821a1ant_action_wifi_not_connected(btcoexist); + /* non-connected scan */ + btc8821a1ant_action_wifi_not_connected(btcoexist); } else { - halbtc8821a1ant_action_wifi_connected(btcoexist); + btc8821a1ant_action_wifi_connected(btcoexist); } } } -void ex_halbtc8821a1ant_media_status_notify(struct btc_coexist *btcoexist, - u8 type) +void ex_btc8821a1ant_media_status_notify(struct btc_coexist *btcoexist, + u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[3] = {0}; @@ -2682,17 +2386,16 @@ void ex_halbtc8821a1ant_media_status_notify(struct btc_coexist *btcoexist, "[BTCoex], MEDIA disconnect notify\n"); } - /* only 2.4G we need to inform bt the chnl mask*/ + /* only 2.4G we need to inform bt the chnl mask */ btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_CENTRAL_CHNL, &wifi_central_chnl); - if ((BTC_MEDIA_CONNECT == type) && + if ((type == BTC_MEDIA_CONNECT) && (wifi_central_chnl <= 14)) { - /*h2c_parameter[0] = 0x1;*/ h2c_parameter[0] = 0x0; h2c_parameter[1] = wifi_central_chnl; btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (BTC_WIFI_BW_HT40 == wifi_bw) + if (wifi_bw == BTC_WIFI_BW_HT40) h2c_parameter[2] = 0x30; else h2c_parameter[2] = 0x20; @@ -2711,8 +2414,8 @@ void ex_halbtc8821a1ant_media_status_notify(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x66, 3, h2c_parameter); } -void ex_halbtc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist, - u8 type) +void ex_btc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist, + u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; bool bt_hs_on = false; @@ -2726,10 +2429,10 @@ void ex_halbtc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist, btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (coex_sta->c2h_bt_inquiry_page) { - halbtc8821a1ant_action_bt_inquiry(btcoexist); + btc8821a1ant_action_bt_inquiry(btcoexist); return; } else if (bt_hs_on) { - halbtc8821a1ant_action_hs(btcoexist); + btc8821a1ant_action_hs(btcoexist); return; } @@ -2741,12 +2444,13 @@ void ex_halbtc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist, } } -void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, - u8 *tmp_buf, u8 length) +void ex_btc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, + u8 *tmp_buf, u8 length) { struct rtl_priv *rtlpriv = btcoexist->adapter; + u8 i; u8 bt_info = 0; - u8 i, rsp_source = 0; + u8 rsp_source = 0; bool wifi_connected = false; bool bt_busy = false; bool wifi_under_5g = false; @@ -2756,7 +2460,7 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g); - rsp_source = tmp_buf[0]&0xf; + rsp_source = tmp_buf[0] & 0xf; if (rsp_source >= BT_INFO_SRC_8821A_1ANT_MAX) rsp_source = BT_INFO_SRC_8821A_1ANT_WIFI_FW; coex_sta->bt_info_c2h_cnt[rsp_source]++; @@ -2768,7 +2472,7 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->bt_info_c2h[rsp_source][i] = tmp_buf[i]; if (i == 1) bt_info = tmp_buf[i]; - if (i == length-1) { + if (i == length - 1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "0x%02x]\n", tmp_buf[i]); } else { @@ -2787,19 +2491,19 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->bt_info_ext = coex_sta->bt_info_c2h[rsp_source][4]; - /* Here we need to resend some wifi info to BT*/ - /* because bt is reset and loss of the info.*/ + /* Here we need to resend some wifi info to BT + * because bt is reset and lost the info + */ if (coex_sta->bt_info_ext & BIT1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT ext info bit1 check, send wifi BW&Chnl to BT!!\n"); - btcoexist->btc_get(btcoexist, - BTC_GET_BL_WIFI_CONNECTED, + btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); if (wifi_connected) { - ex_halbtc8821a1ant_media_status_notify(btcoexist, + ex_btc8821a1ant_media_status_notify(btcoexist, BTC_MEDIA_CONNECT); } else { - ex_halbtc8821a1ant_media_status_notify(btcoexist, + ex_btc8821a1ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); } } @@ -2809,36 +2513,28 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, !btcoexist->stop_coex_dm) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT ext info bit3 check, set BT NOT to ignore Wlan active!!\n"); - halbtc8821a1ant_ignore_wlan_act(btcoexist, - FORCE_EXEC, - false); + btc8821a1ant_ignore_wlan_act(btcoexist, + FORCE_EXEC, + false); } } -#if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 0) - if (!(coex_sta->bt_info_ext & BIT4)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT ext info bit4 check, set BT to enable Auto Report!!\n"); - halbtc8821a1ant_bt_auto_report(btcoexist, - FORCE_EXEC, true); - } -#endif } - /* check BIT2 first ==> check if bt is under inquiry or page scan*/ + /* check BIT2 first ==> check if bt is under inquiry or page scan */ if (bt_info & BT_INFO_8821A_1ANT_B_INQ_PAGE) coex_sta->c2h_bt_inquiry_page = true; else coex_sta->c2h_bt_inquiry_page = false; - /* set link exist status*/ - if (!(bt_info&BT_INFO_8821A_1ANT_B_CONNECTION)) { + /* set link exist status */ + if (!(bt_info & BT_INFO_8821A_1ANT_B_CONNECTION)) { coex_sta->bt_link_exist = false; coex_sta->pan_exist = false; coex_sta->a2dp_exist = false; coex_sta->hid_exist = false; coex_sta->sco_exist = false; } else { - /* connection exists*/ + /* connection exists */ coex_sta->bt_link_exist = true; if (bt_info & BT_INFO_8821A_1ANT_B_FTP) coex_sta->pan_exist = true; @@ -2858,14 +2554,14 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->sco_exist = false; } - halbtc8821a1ant_update_bt_link_info(btcoexist); + btc8821a1ant_update_bt_link_info(btcoexist); if (!(bt_info&BT_INFO_8821A_1ANT_B_CONNECTION)) { coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BtInfoNotify(), BT Non-Connected idle!!!\n"); } else if (bt_info == BT_INFO_8821A_1ANT_B_CONNECTION) { - /* connection exists but no busy*/ + /* connection exists but no busy */ coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BtInfoNotify(), BT Connected-idle!!!\n"); @@ -2895,10 +2591,10 @@ void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_TRAFFIC_BUSY, &bt_busy); - halbtc8821a1ant_run_coexist_mechanism(btcoexist); + btc8821a1ant_run_coexist_mechanism(btcoexist); } -void ex_halbtc8821a1ant_halt_notify(struct btc_coexist *btcoexist) +void ex_btc8821a1ant_halt_notify(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2907,19 +2603,16 @@ void ex_halbtc8821a1ant_halt_notify(struct btc_coexist *btcoexist) btcoexist->stop_coex_dm = true; - halbtc8821a1ant_set_ant_path(btcoexist, - BTC_ANT_PATH_BT, false, true); - halbtc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); + btc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT, false, true); + btc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); - halbtc8821a1ant_power_save_state(btcoexist, - BTC_PS_WIFI_NATIVE, 0x0, 0x0); - halbtc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0); + btc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); + btc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0); - ex_halbtc8821a1ant_media_status_notify(btcoexist, - BTC_MEDIA_DISCONNECT); + ex_btc8821a1ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); } -void ex_halbtc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state) +void ex_btc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -2930,25 +2623,25 @@ void ex_halbtc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Pnp notify to SLEEP\n"); btcoexist->stop_coex_dm = true; - halbtc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); - halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, - 0x0, 0x0); - halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 9); + btc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); + btc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, + 0x0, 0x0); + btc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 9); } else if (BTC_WIFI_PNP_WAKE_UP == pnp_state) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Pnp notify to WAKE UP\n"); btcoexist->stop_coex_dm = false; - halbtc8821a1ant_init_hw_config(btcoexist, false); - halbtc8821a1ant_init_coex_dm(btcoexist); - halbtc8821a1ant_query_bt_info(btcoexist); + btc8821a1ant_init_hw_config(btcoexist, false); + btc8821a1ant_init_coex_dm(btcoexist); + btc8821a1ant_query_bt_info(btcoexist); } } -void ex_halbtc8821a1ant_periodical(struct btc_coexist *btcoexist) +void ex_btc8821a1ant_periodical(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - static u8 dis_ver_info_cnt; - u32 fw_ver = 0, bt_patch_ver = 0; + static u8 dis_ver_info_cnt; + u32 fw_ver = 0, bt_patch_ver = 0; struct btc_board_info *board_info = &btcoexist->board_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; @@ -2982,16 +2675,9 @@ void ex_halbtc8821a1ant_periodical(struct btc_coexist *btcoexist) } #if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 0) - halbtc8821a1ant_query_bt_info(btcoexist); - halbtc8821a1ant_monitor_bt_ctr(btcoexist); - btc8821a1ant_mon_bt_en_dis(btcoexist); + btc8821a1ant_query_bt_info(btcoexist); + btc8821a1ant_monitor_bt_ctr(btcoexist); #else - if (halbtc8821a1ant_Is_wifi_status_changed(btcoexist) || - coex_dm->auto_tdma_adjust) { - if (coex_sta->special_pkt_period_cnt > 2) - halbtc8821a1ant_run_coexist_mechanism(btcoexist); - } - coex_sta->special_pkt_period_cnt++; #endif } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h index 20e904890fc2..9f50a1427388 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h @@ -146,7 +146,7 @@ struct coex_sta_8821a_1ant { bool hid_exist; bool pan_exist; - bool under_Lps; + bool under_lps; bool under_ips; u32 special_pkt_period_cnt; u32 high_priority_tx; diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c index 1717e9ce96ca..f36dab9291b1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c @@ -23,7 +23,7 @@ * *****************************************************************************/ -/*============================================================ +/************************************************************ * Description: * * This file is for RTL8821A Co-exist mechanism @@ -32,22 +32,19 @@ * 2012/08/22 Cosa first check in. * 2012/11/14 Cosa Revise for 8821A 2Ant out sourcing. * - *============================================================ - */ + ************************************************************/ -/*============================================================ +/************************************************************ * include files - *============================================================ -*/ + ************************************************************/ #include "halbt_precomp.h" -/*============================================================ +/************************************************************ * Global variables, these are static variables - *============================================================ - */ -static struct coex_dm_8821a_2ant glcoex_dm_8821a_2ant; -static struct coex_dm_8821a_2ant *coex_dm = &glcoex_dm_8821a_2ant; -static struct coex_sta_8821a_2ant glcoex_sta_8821a_2ant; -static struct coex_sta_8821a_2ant *coex_sta = &glcoex_sta_8821a_2ant; + ************************************************************/ +static struct coex_dm_8821a_2ant glcoex_dm_8821a_2ant; +static struct coex_dm_8821a_2ant *coex_dm = &glcoex_dm_8821a_2ant; +static struct coex_sta_8821a_2ant glcoex_sta_8821a_2ant; +static struct coex_sta_8821a_2ant *coex_sta = &glcoex_sta_8821a_2ant; static const char *const glbt_info_src_8821a_2ant[] = { "BT Info[wifi fw]", @@ -55,32 +52,29 @@ static const char *const glbt_info_src_8821a_2ant[] = { "BT Info[bt auto report]", }; -static u32 glcoex_ver_date_8821a_2ant = 20130618; -static u32 glcoex_ver_8821a_2ant = 0x5050; +static u32 glcoex_ver_date_8821a_2ant = 20130618; +static u32 glcoex_ver_8821a_2ant = 0x5050; -/*============================================================ +/************************************************************ * local function proto type if needed - *============================================================ - *============================================================ - * local function start with halbtc8821a2ant_ - *============================================================ - */ -static u8 halbtc8821a2ant_bt_rssi_state(struct btc_coexist *btcoexist, - u8 level_num, u8 rssi_thresh, - u8 rssi_thresh1) + * + * local function start with btc8821a2ant_ + ************************************************************/ +static u8 btc8821a2ant_bt_rssi_state(struct btc_coexist *btcoexist, + u8 level_num, u8 rssi_thresh, + u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; - long bt_rssi = 0; - u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; + long bt_rssi = 0; + u8 bt_rssi_state = coex_sta->pre_bt_rssi_state; bt_rssi = coex_sta->bt_rssi; if (level_num == 2) { if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { - long tmp = rssi_thresh + - BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT; - if (bt_rssi >= tmp) { + if (bt_rssi >= + rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT) { bt_rssi_state = BTC_RSSI_STATE_HIGH; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT Rssi state switch to High\n"); @@ -110,7 +104,8 @@ static u8 halbtc8821a2ant_bt_rssi_state(struct btc_coexist *btcoexist, if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) || (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) { if (bt_rssi >= - (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) { + (rssi_thresh + + BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) { bt_rssi_state = BTC_RSSI_STATE_MEDIUM; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT Rssi state switch to Medium\n"); @@ -156,13 +151,13 @@ static u8 halbtc8821a2ant_bt_rssi_state(struct btc_coexist *btcoexist, return bt_rssi_state; } -static u8 halbtc8821a2ant_wifi_rssi_state(struct btc_coexist *btcoexist, - u8 index, u8 level_num, - u8 rssi_thresh, u8 rssi_thresh1) +static u8 btc8821a2ant_wifi_rssi_state(struct btc_coexist *btcoexist, + u8 index, u8 level_num, + u8 rssi_thresh, u8 rssi_thresh1) { struct rtl_priv *rtlpriv = btcoexist->adapter; - long wifi_rssi = 0; - u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index]; + long wifi_rssi = 0; + u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index]; btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi); @@ -204,7 +199,8 @@ static u8 halbtc8821a2ant_wifi_rssi_state(struct btc_coexist *btcoexist, (coex_sta->pre_wifi_rssi_state[index] == BTC_RSSI_STATE_STAY_LOW)) { if (wifi_rssi >= - (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) { + (rssi_thresh + + BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) { wifi_rssi_state = BTC_RSSI_STATE_MEDIUM; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], wifi RSSI state switch to Medium\n"); @@ -248,70 +244,22 @@ static u8 halbtc8821a2ant_wifi_rssi_state(struct btc_coexist *btcoexist, return wifi_rssi_state; } -static void btc8821a2ant_mon_bt_en_dis(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - static bool pre_bt_disabled; - static u32 bt_disable_cnt; - bool bt_active = true, bt_disabled = false; - - /* This function check if bt is disabled*/ - - if (coex_sta->high_priority_tx == 0 && - coex_sta->high_priority_rx == 0 && - coex_sta->low_priority_tx == 0 && - coex_sta->low_priority_rx == 0) - bt_active = false; - if (coex_sta->high_priority_tx == 0xffff && - coex_sta->high_priority_rx == 0xffff && - coex_sta->low_priority_tx == 0xffff && - coex_sta->low_priority_rx == 0xffff) - bt_active = false; - if (bt_active) { - bt_disable_cnt = 0; - bt_disabled = false; - btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE, - &bt_disabled); - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is enabled !!\n"); - } else { - bt_disable_cnt++; - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], bt all counters = 0, %d times!!\n", - bt_disable_cnt); - if (bt_disable_cnt >= 2) { - bt_disabled = true; - btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE, - &bt_disabled); - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is disabled !!\n"); - } - } - if (pre_bt_disabled != bt_disabled) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT is from %s to %s!!\n", - (pre_bt_disabled ? "disabled" : "enabled"), - (bt_disabled ? "disabled" : "enabled")); - pre_bt_disabled = bt_disabled; - } -} - -static void halbtc8821a2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) +static void btc8821a2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u32 reg_hp_txrx, reg_lp_txrx, u4tmp; - u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0; + u32 reg_hp_txrx, reg_lp_txrx, u4tmp; + u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0; reg_hp_txrx = 0x770; reg_lp_txrx = 0x774; u4tmp = btcoexist->btc_read_4byte(btcoexist, reg_hp_txrx); reg_hp_tx = u4tmp & MASKLWORD; - reg_hp_rx = (u4tmp & MASKHWORD)>>16; + reg_hp_rx = (u4tmp & MASKHWORD) >> 16; u4tmp = btcoexist->btc_read_4byte(btcoexist, reg_lp_txrx); reg_lp_tx = u4tmp & MASKLWORD; - reg_lp_rx = (u4tmp & MASKHWORD)>>16; + reg_lp_rx = (u4tmp & MASKHWORD) >> 16; coex_sta->high_priority_tx = reg_hp_tx; coex_sta->high_priority_rx = reg_hp_rx; @@ -329,14 +277,14 @@ static void halbtc8821a2ant_monitor_bt_ctr(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc); } -static void halbtc8821a2ant_query_bt_info(struct btc_coexist *btcoexist) +static void btc8821a2ant_query_bt_info(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; coex_sta->c2h_bt_info_req_sent = true; - h2c_parameter[0] |= BIT0; /* trigger */ + h2c_parameter[0] |= BIT0; /* trigger */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n", @@ -345,7 +293,7 @@ static void halbtc8821a2ant_query_bt_info(struct btc_coexist *btcoexist) btcoexist->btc_fill_h2c(btcoexist, 0x61, 1, h2c_parameter); } -static u8 halbtc8821a2ant_action_algorithm(struct btc_coexist *btcoexist) +static u8 btc8821a2ant_action_algorithm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_stack_info *stack_info = &btcoexist->stack_info; @@ -355,7 +303,6 @@ static u8 halbtc8821a2ant_action_algorithm(struct btc_coexist *btcoexist) btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); - /*for win-8 stack HID report error*/ /* sync BTInfo with BT firmware and stack */ if (!stack_info->hid_exist) stack_info->hid_exist = coex_sta->hid_exist; @@ -536,44 +483,7 @@ static u8 halbtc8821a2ant_action_algorithm(struct btc_coexist *btcoexist) return algorithm; } -static bool halbtc8821a2ant_need_to_dec_bt_pwr(struct btc_coexist *btcoexist) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - bool ret = false; - bool bt_hs_on = false, wifi_connected = false; - long bt_hs_rssi = 0; - u8 bt_rssi_state; - - if (!btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on)) - return false; - if (!btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, - &wifi_connected)) - return false; - if (!btcoexist->btc_get(btcoexist, BTC_GET_S4_HS_RSSI, &bt_hs_rssi)) - return false; - - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - - if (wifi_connected) { - if (bt_hs_on) { - if (bt_hs_rssi > 37) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Need to decrease bt power for HS mode!!\n"); - ret = true; - } - } else { - if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Need to decrease bt power for Wifi is connected!!\n"); - ret = true; - } - } - } - return ret; -} - -static void btc8821a2ant_set_fw_dac_swing_lev(struct btc_coexist *btcoexist, +static void btc8821a2ant_set_fw_dac_swing_lvl(struct btc_coexist *btcoexist, u8 dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -592,8 +502,8 @@ static void btc8821a2ant_set_fw_dac_swing_lev(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x64, 1, h2c_parameter); } -static void halbtc8821a2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist, - bool dec_bt_pwr) +static void btc8821a2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist, + bool dec_bt_pwr) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[1] = {0}; @@ -610,8 +520,8 @@ static void halbtc8821a2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x62, 1, h2c_parameter); } -static void halbtc8821a2ant_dec_bt_pwr(struct btc_coexist *btcoexist, - bool force_exec, bool dec_bt_pwr) +static void btc8821a2ant_dec_bt_pwr(struct btc_coexist *btcoexist, + bool force_exec, bool dec_bt_pwr) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -629,148 +539,13 @@ static void halbtc8821a2ant_dec_bt_pwr(struct btc_coexist *btcoexist, if (coex_dm->pre_dec_bt_pwr == coex_dm->cur_dec_bt_pwr) return; } - halbtc8821a2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr); + btc8821a2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr); coex_dm->pre_dec_bt_pwr = coex_dm->cur_dec_bt_pwr; } -static void btc8821a2ant_set_fw_bt_lna_constr(struct btc_coexist *btcoexist, - bool bt_lna_cons_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[2] = {0}; - - h2c_parameter[0] = 0x3; /* opCode, 0x3 = BT_SET_LNA_CONSTRAIN */ - - if (bt_lna_cons_on) - h2c_parameter[1] |= BIT0; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], set BT LNA Constrain: %s, FW write 0x69 = 0x%x\n", - bt_lna_cons_on ? "ON!!" : "OFF!!", - h2c_parameter[0] << 8 | h2c_parameter[1]); - - btcoexist->btc_fill_h2c(btcoexist, 0x69, 2, h2c_parameter); -} - -static void btc8821a2_set_bt_lna_const(struct btc_coexist *btcoexist, - bool force_exec, bool bt_lna_cons_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s BT Constrain = %s\n", - (force_exec ? "force" : ""), - ((bt_lna_cons_on) ? "ON" : "OFF")); - coex_dm->cur_bt_lna_constrain = bt_lna_cons_on; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_bt_lna_constrain = %d,cur_bt_lna_constrain = %d\n", - coex_dm->pre_bt_lna_constrain, - coex_dm->cur_bt_lna_constrain); - - if (coex_dm->pre_bt_lna_constrain == - coex_dm->cur_bt_lna_constrain) - return; - } - btc8821a2ant_set_fw_bt_lna_constr(btcoexist, - coex_dm->cur_bt_lna_constrain); - - coex_dm->pre_bt_lna_constrain = coex_dm->cur_bt_lna_constrain; -} - -static void halbtc8821a2ant_set_fw_bt_psd_mode(struct btc_coexist *btcoexist, - u8 bt_psd_mode) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[2] = {0}; - - h2c_parameter[0] = 0x2; /* opCode, 0x2 = BT_SET_PSD_MODE */ - - h2c_parameter[1] = bt_psd_mode; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], set BT PSD mode = 0x%x, FW write 0x69 = 0x%x\n", - h2c_parameter[1], - h2c_parameter[0] << 8 | h2c_parameter[1]); - - btcoexist->btc_fill_h2c(btcoexist, 0x69, 2, h2c_parameter); -} - -static void halbtc8821a2ant_set_bt_psd_mode(struct btc_coexist *btcoexist, - bool force_exec, u8 bt_psd_mode) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s BT PSD mode = 0x%x\n", - (force_exec ? "force" : ""), bt_psd_mode); - coex_dm->cur_bt_psd_mode = bt_psd_mode; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_bt_psd_mode = 0x%x, cur_bt_psd_mode = 0x%x\n", - coex_dm->pre_bt_psd_mode, coex_dm->cur_bt_psd_mode); - - if (coex_dm->pre_bt_psd_mode == coex_dm->cur_bt_psd_mode) - return; - } - halbtc8821a2ant_set_fw_bt_psd_mode(btcoexist, - coex_dm->cur_bt_psd_mode); - - coex_dm->pre_bt_psd_mode = coex_dm->cur_bt_psd_mode; -} - -static void halbtc8821a2ant_set_bt_auto_report(struct btc_coexist *btcoexist, - bool enable_auto_report) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[1] = {0}; - - h2c_parameter[0] = 0; - - if (enable_auto_report) - h2c_parameter[0] |= BIT0; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BT FW auto report : %s, FW write 0x68 = 0x%x\n", - (enable_auto_report ? "Enabled!!" : "Disabled!!"), - h2c_parameter[0]); - - btcoexist->btc_fill_h2c(btcoexist, 0x68, 1, h2c_parameter); -} - -static void halbtc8821a2ant_bt_auto_report(struct btc_coexist *btcoexist, - bool force_exec, - bool enable_auto_report) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s BT Auto report = %s\n", - (force_exec ? "force to" : ""), - ((enable_auto_report) ? "Enabled" : "Disabled")); - coex_dm->cur_bt_auto_report = enable_auto_report; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_bt_auto_report = %d, cur_bt_auto_report = %d\n", - coex_dm->pre_bt_auto_report, - coex_dm->cur_bt_auto_report); - - if (coex_dm->pre_bt_auto_report == coex_dm->cur_bt_auto_report) - return; - } - halbtc8821a2ant_set_bt_auto_report(btcoexist, - coex_dm->cur_bt_auto_report); - - coex_dm->pre_bt_auto_report = coex_dm->cur_bt_auto_report; -} - -static void halbtc8821a2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, - bool force_exec, - u8 fw_dac_swing_lvl) +static void btc8821a2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, + bool force_exec, u8 fw_dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -790,66 +565,14 @@ static void halbtc8821a2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist, return; } - btc8821a2ant_set_fw_dac_swing_lev(btcoexist, + btc8821a2ant_set_fw_dac_swing_lvl(btcoexist, coex_dm->cur_fw_dac_swing_lvl); coex_dm->pre_fw_dac_swing_lvl = coex_dm->cur_fw_dac_swing_lvl; } -static void btc8821a2ant_set_sw_rf_rx_lpf_corner(struct btc_coexist *btcoexist, - bool rx_rf_shrink_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (rx_rf_shrink_on) { - /* Shrink RF Rx LPF corner */ - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Shrink RF Rx LPF corner!!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1e, - 0xfffff, 0xffffc); - } else { - /* Resume RF Rx LPF corner - * After initialized, we can use coex_dm->bt_rf0x1e_backup - */ - if (btcoexist->initilized) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], Resume RF Rx LPF corner!!\n"); - btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, - 0x1e, 0xfffff, - coex_dm->bt_rf0x1e_backup); - } - } -} - -static void halbtc8821a2ant_RfShrink(struct btc_coexist *btcoexist, - bool force_exec, bool rx_rf_shrink_on) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s turn Rx RF Shrink = %s\n", - (force_exec ? "force to" : ""), - ((rx_rf_shrink_on) ? "ON" : "OFF")); - coex_dm->cur_rf_rx_lpf_shrink = rx_rf_shrink_on; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_rf_rx_lpf_shrink = %d, cur_rf_rx_lpf_shrink = %d\n", - coex_dm->pre_rf_rx_lpf_shrink, - coex_dm->cur_rf_rx_lpf_shrink); - - if (coex_dm->pre_rf_rx_lpf_shrink == - coex_dm->cur_rf_rx_lpf_shrink) - return; - } - btc8821a2ant_set_sw_rf_rx_lpf_corner(btcoexist, - coex_dm->cur_rf_rx_lpf_shrink); - - coex_dm->pre_rf_rx_lpf_shrink = coex_dm->cur_rf_rx_lpf_shrink; -} - -static void btc8821a2ant_SetSwPenTxRateAdapt(struct btc_coexist *btcoexist, - bool low_penalty_ra) +static void btc8821a2ant_set_sw_penalty_tx_rate_adaptive( + struct btc_coexist *btcoexist, bool low_penalty_ra) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[6] = {0}; @@ -858,13 +581,13 @@ static void btc8821a2ant_SetSwPenTxRateAdapt(struct btc_coexist *btcoexist, if (low_penalty_ra) { h2c_parameter[1] |= BIT0; - /*normal rate except MCS7/6/5, OFDM54/48/36 */ + /* normal rate except MCS7/6/5, OFDM54/48/36 */ h2c_parameter[2] = 0x00; - /*MCS7 or OFDM54 */ + /* MCS7 or OFDM54 */ h2c_parameter[3] = 0xf7; - /*MCS6 or OFDM48 */ + /* MCS6 or OFDM48 */ h2c_parameter[4] = 0xf8; - /*MCS5 or OFDM36 */ + /* MCS5 or OFDM36 */ h2c_parameter[5] = 0xf9; } @@ -875,12 +598,11 @@ static void btc8821a2ant_SetSwPenTxRateAdapt(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x69, 6, h2c_parameter); } -static void halbtc8821a2ant_low_penalty_ra(struct btc_coexist *btcoexist, - bool force_exec, bool low_penalty_ra) +static void btc8821a2ant_low_penalty_ra(struct btc_coexist *btcoexist, + bool force_exec, bool low_penalty_ra) { struct rtl_priv *rtlpriv = btcoexist->adapter; - /*return;*/ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], %s turn LowPenaltyRA = %s\n", (force_exec ? "force to" : ""), @@ -891,19 +613,19 @@ static void halbtc8821a2ant_low_penalty_ra(struct btc_coexist *btcoexist, RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], pre_low_penalty_ra = %d, cur_low_penalty_ra = %d\n", coex_dm->pre_low_penalty_ra, - coex_dm->cur_low_penalty_ra); + coex_dm->cur_low_penalty_ra); if (coex_dm->pre_low_penalty_ra == coex_dm->cur_low_penalty_ra) return; } - btc8821a2ant_SetSwPenTxRateAdapt(btcoexist, + btc8821a2ant_set_sw_penalty_tx_rate_adaptive(btcoexist, coex_dm->cur_low_penalty_ra); coex_dm->pre_low_penalty_ra = coex_dm->cur_low_penalty_ra; } -static void halbtc8821a2ant_set_dac_swing_reg(struct btc_coexist *btcoexist, - u32 level) +static void btc8821a2ant_set_dac_swing_reg(struct btc_coexist *btcoexist, + u32 level) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 val = (u8)level; @@ -918,14 +640,14 @@ static void btc8821a2ant_set_sw_full_dac_swing(struct btc_coexist *btcoexist, u32 sw_dac_swing_lvl) { if (sw_dac_swing_on) - halbtc8821a2ant_set_dac_swing_reg(btcoexist, sw_dac_swing_lvl); + btc8821a2ant_set_dac_swing_reg(btcoexist, sw_dac_swing_lvl); else - halbtc8821a2ant_set_dac_swing_reg(btcoexist, 0x18); + btc8821a2ant_set_dac_swing_reg(btcoexist, 0x18); } -static void halbtc8821a2ant_dac_swing(struct btc_coexist *btcoexist, - bool force_exec, bool dac_swing_on, - u32 dac_swing_lvl) +static void btc8821a2ant_dac_swing(struct btc_coexist *btcoexist, + bool force_exec, bool dac_swing_on, + u32 dac_swing_lvl) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -958,50 +680,9 @@ static void halbtc8821a2ant_dac_swing(struct btc_coexist *btcoexist, coex_dm->pre_dac_swing_lvl = coex_dm->cur_dac_swing_lvl; } -static void halbtc8821a2ant_set_adc_back_off(struct btc_coexist *btcoexist, - bool adc_back_off) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (adc_back_off) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BB BackOff Level On!\n"); - btcoexist->btc_write_1byte_bitmask(btcoexist, 0x8db, 0x60, 0x3); - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], BB BackOff Level Off!\n"); - btcoexist->btc_write_1byte_bitmask(btcoexist, 0x8db, 0x60, 0x1); - } -} - -static void halbtc8821a2ant_adc_back_off(struct btc_coexist *btcoexist, - bool force_exec, bool adc_back_off) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], %s turn AdcBackOff = %s\n", - (force_exec ? "force to" : ""), - ((adc_back_off) ? "ON" : "OFF")); - coex_dm->cur_adc_back_off = adc_back_off; - - if (!force_exec) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], pre_adc_back_off = %d, cur_adc_back_off = %d\n", - coex_dm->pre_adc_back_off, - coex_dm->cur_adc_back_off); - - if (coex_dm->pre_adc_back_off == coex_dm->cur_adc_back_off) - return; - } - halbtc8821a2ant_set_adc_back_off(btcoexist, coex_dm->cur_adc_back_off); - - coex_dm->pre_adc_back_off = coex_dm->cur_adc_back_off; -} - -static void halbtc8821a2ant_set_coex_table(struct btc_coexist *btcoexist, - u32 val0x6c0, u32 val0x6c4, - u32 val0x6c8, u8 val0x6cc) +static void btc8821a2ant_set_coex_table(struct btc_coexist *btcoexist, + u32 val0x6c0, u32 val0x6c4, + u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1022,9 +703,9 @@ static void halbtc8821a2ant_set_coex_table(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0x6cc, val0x6cc); } -static void halbtc8821a2ant_coex_table(struct btc_coexist *btcoexist, - bool force_exec, u32 val0x6c0, - u32 val0x6c4, u32 val0x6c8, u8 val0x6cc) +static void btc8821a2ant_coex_table(struct btc_coexist *btcoexist, + bool force_exec, u32 val0x6c0, + u32 val0x6c4, u32 val0x6c8, u8 val0x6cc) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1057,8 +738,8 @@ static void halbtc8821a2ant_coex_table(struct btc_coexist *btcoexist, (coex_dm->pre_val0x6cc == coex_dm->cur_val0x6cc)) return; } - halbtc8821a2ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, val0x6c8, - val0x6cc); + btc8821a2ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, val0x6c8, + val0x6cc); coex_dm->pre_val0x6c0 = coex_dm->cur_val0x6c0; coex_dm->pre_val0x6c4 = coex_dm->cur_val0x6c4; @@ -1066,14 +747,14 @@ static void halbtc8821a2ant_coex_table(struct btc_coexist *btcoexist, coex_dm->pre_val0x6cc = coex_dm->cur_val0x6cc; } -static void halbtc8821a2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoex, - bool enable) +static void btc8821a2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoex, + bool enable) { struct rtl_priv *rtlpriv = btcoex->adapter; u8 h2c_parameter[1] = {0}; if (enable) - h2c_parameter[0] |= BIT0;/* function enable */ + h2c_parameter[0] |= BIT0; /* function enable */ RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63 = 0x%x\n", @@ -1082,8 +763,8 @@ static void halbtc8821a2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoex, btcoex->btc_fill_h2c(btcoex, 0x63, 1, h2c_parameter); } -static void halbtc8821a2ant_ignore_wlan_act(struct btc_coexist *btcoexist, - bool force_exec, bool enable) +static void btc8821a2ant_ignore_wlan_act(struct btc_coexist *btcoexist, + bool force_exec, bool enable) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1102,14 +783,14 @@ static void halbtc8821a2ant_ignore_wlan_act(struct btc_coexist *btcoexist, coex_dm->cur_ignore_wlan_act) return; } - halbtc8821a2ant_set_fw_ignore_wlan_act(btcoexist, enable); + btc8821a2ant_set_fw_ignore_wlan_act(btcoexist, enable); coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act; } -static void halbtc8821a2ant_set_fw_pstdma(struct btc_coexist *btcoexist, - u8 byte1, u8 byte2, u8 byte3, - u8 byte4, u8 byte5) +static void btc8821a2ant_set_fw_ps_tdma(struct btc_coexist *btcoexist, + u8 byte1, u8 byte2, u8 byte3, + u8 byte4, u8 byte5) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 h2c_parameter[5]; @@ -1137,10 +818,9 @@ static void halbtc8821a2ant_set_fw_pstdma(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter); } -static void btc8821a2ant_sw_mech1(struct btc_coexist *btcoexist, - bool shrink_rx_lpf, - bool low_penalty_ra, bool limited_dig, - bool bt_lna_constrain) +static void btc8821a2ant_sw_mechanism1(struct btc_coexist *btcoexist, + bool shrink_rx_lpf, bool low_penalty_ra, + bool limited_dig, bool bt_lna_constrain) { u32 wifi_bw; @@ -1152,30 +832,20 @@ static void btc8821a2ant_sw_mech1(struct btc_coexist *btcoexist, shrink_rx_lpf = false; } - halbtc8821a2ant_RfShrink(btcoexist, NORMAL_EXEC, shrink_rx_lpf); - halbtc8821a2ant_low_penalty_ra(btcoexist, - NORMAL_EXEC, low_penalty_ra); - - /* no limited DIG - * btc8821a2_set_bt_lna_const(btcoexist, - NORMAL_EXEC, bBTLNAConstrain); - */ + btc8821a2ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra); } -static void btc8821a2ant_sw_mech2(struct btc_coexist *btcoexist, - bool agc_table_shift, - bool adc_back_off, bool sw_dac_swing, - u32 dac_swing_lvl) +static void btc8821a2ant_sw_mechanism2(struct btc_coexist *btcoexist, + bool agc_table_shift, bool adc_back_off, + bool sw_dac_swing, u32 dac_swing_lvl) { - /* halbtc8821a2ant_AgcTable(btcoexist, NORMAL_EXEC, bAGCTableShift); */ - halbtc8821a2ant_adc_back_off(btcoexist, NORMAL_EXEC, adc_back_off); - halbtc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, sw_dac_swing, - sw_dac_swing); + btc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, sw_dac_swing, + sw_dac_swing); } -static void halbtc8821a2ant_set_ant_path(struct btc_coexist *btcoexist, - u8 ant_pos_type, bool init_hw_cfg, - bool wifi_off) +static void btc8821a2ant_set_ant_path(struct btc_coexist *btcoexist, + u8 ant_pos_type, bool init_hw_cfg, + bool wifi_off) { struct btc_board_info *board_info = &btcoexist->board_info; u32 u4tmp = 0; @@ -1192,18 +862,16 @@ static void halbtc8821a2ant_set_ant_path(struct btc_coexist *btcoexist, btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x77); if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) { - /* tell firmware "antenna inverse" ==> - * WRONG firmware antenna control code. - * ==>need fw to fix + /* tell firmware "antenna inverse" ==> WRONG firmware + * antenna control code ==>need fw to fix */ h2c_parameter[0] = 1; h2c_parameter[1] = 1; btcoexist->btc_fill_h2c(btcoexist, 0x65, 2, h2c_parameter); } else { - /* tell firmware "no antenna inverse" - * ==> WRONG firmware antenna control code. - * ==>need fw to fix + /* tell firmware "no antenna inverse" ==> WRONG firmware + * antenna control code ==>need fw to fix */ h2c_parameter[0] = 0; h2c_parameter[1] = 1; @@ -1223,8 +891,8 @@ static void halbtc8821a2ant_set_ant_path(struct btc_coexist *btcoexist, } } -static void halbtc8821a2ant_ps_tdma(struct btc_coexist *btcoexist, - bool force_exec, bool turn_on, u8 type) +static void btc8821a2ant_ps_tdma(struct btc_coexist *btcoexist, + bool force_exec, bool turn_on, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -1251,108 +919,108 @@ static void halbtc8821a2ant_ps_tdma(struct btc_coexist *btcoexist, switch (type) { case 1: default: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, + 0x1a, 0xe1, 0x90); break; case 2: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x12, - 0x12, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, + 0x12, 0xe1, 0x90); break; case 3: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1c, - 0x3, 0xf1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, + 0x3, 0xf1, 0x90); break; case 4: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x10, - 0x03, 0xf1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10, + 0x03, 0xf1, 0x90); break; case 5: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, + 0x1a, 0x60, 0x90); break; case 6: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x12, - 0x12, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, + 0x12, 0x60, 0x90); break; case 7: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1c, - 0x3, 0x70, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c, + 0x3, 0x70, 0x90); break; case 8: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xa3, 0x10, - 0x3, 0x70, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x10, + 0x3, 0x70, 0x90); break; case 9: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, + 0x1a, 0xe1, 0x90); break; case 10: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x12, - 0x12, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x12, + 0x12, 0xe1, 0x90); break; case 11: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0xa, - 0xa, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, + 0xa, 0xe1, 0x90); break; case 12: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x5, - 0x5, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, + 0x5, 0xe1, 0x90); break; case 13: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, + 0x1a, 0x60, 0x90); break; case 14: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, - 0x12, 0x12, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, + 0x12, 0x12, 0x60, 0x90); break; case 15: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0xa, - 0xa, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0xa, + 0xa, 0x60, 0x90); break; case 16: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x5, - 0x5, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, + 0x5, 0x60, 0x90); break; case 17: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xa3, 0x2f, - 0x2f, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x2f, + 0x2f, 0x60, 0x90); break; case 18: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x5, - 0x5, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, + 0x5, 0xe1, 0x90); break; case 19: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x25, - 0x25, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, + 0x25, 0xe1, 0x90); break; case 20: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x25, - 0x25, 0x60, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25, + 0x25, 0x60, 0x90); break; case 21: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x15, - 0x03, 0x70, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x15, + 0x03, 0x70, 0x90); break; case 71: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0xe3, 0x1a, - 0x1a, 0xe1, 0x90); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1a, + 0x1a, 0xe1, 0x90); break; } } else { /* disable PS tdma */ switch (type) { case 0: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x40, 0x0); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x40, 0x0); break; case 1: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x48, 0x0); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x48, 0x0); break; default: - halbtc8821a2ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0, - 0x40, 0x0); + btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0, + 0x40, 0x0); break; } } @@ -1362,54 +1030,54 @@ static void halbtc8821a2ant_ps_tdma(struct btc_coexist *btcoexist, coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma; } -static void halbtc8821a2ant_coex_all_off(struct btc_coexist *btcoexist) +static void btc8821a2ant_coex_all_off(struct btc_coexist *btcoexist) { /* fw all off */ - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); /* sw all off */ - btc8821a2ant_sw_mech1(btcoexist, false, false, false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); /* hw all off */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, - 0x55555555, 0x55555555, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, + 0x55555555, 0x55555555, 0xffff, 0x3); } -static void halbtc8821a2ant_coex_under_5g(struct btc_coexist *btcoexist) +static void btc8821a2ant_coex_under_5g(struct btc_coexist *btcoexist) { - halbtc8821a2ant_coex_all_off(btcoexist); + btc8821a2ant_coex_all_off(btcoexist); } -static void halbtc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist) +static void btc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist) { /* force to reset coex mechanism */ - halbtc8821a2ant_coex_table(btcoexist, FORCE_EXEC, 0x55555555, - 0x55555555, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, FORCE_EXEC, 0x55555555, + 0x55555555, 0xffff, 0x3); - halbtc8821a2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, false, false, false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18); } -static void halbtc8821a2ant_bt_inquiry_page(struct btc_coexist *btcoexist) +static void btc8821a2ant_bt_inquiry_page(struct btc_coexist *btcoexist) { bool low_pwr_disable = true; btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5afa5afa, 0xffff, 0x3); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5afa5afa, 0xffff, 0x3); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3); } -static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) +static bool btc8821a2ant_is_common_action(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; bool common = false, wifi_connected = false, wifi_busy = false; @@ -1419,8 +1087,8 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) &wifi_connected); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5afa5afa, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5afa5afa, 0xffff, 0x3); if (!wifi_connected && BT_8821A_2ANT_BT_STATUS_IDLE == coex_dm->bt_status) { @@ -1431,12 +1099,14 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi IPS + BT IPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, false, false, false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, + false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, + 0x18); common = true; } else if (wifi_connected && @@ -1448,20 +1118,22 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) if (wifi_busy) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi Busy + BT IPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 1); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi LPS + BT IPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 1); } - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, false, false, false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, + false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, + 0x18); common = true; } else if (!wifi_connected && @@ -1473,12 +1145,14 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi IPS + BT LPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, false, false, false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, + false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, + 0x18); common = true; } else if (wifi_connected && (BT_8821A_2ANT_BT_STATUS_CON_IDLE == coex_dm->bt_status)) { @@ -1489,40 +1163,40 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) if (wifi_busy) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi Busy + BT LPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 1); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi LPS + BT LPS!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 1); } - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, true, true, true, true); - btc8821a2ant_sw_mech2(btcoexist, false, false, false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, true, true); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, + 0x18); common = true; } else if (!wifi_connected && - (BT_8821A_2ANT_BT_STATUS_NON_IDLE == - coex_dm->bt_status)) { + (coex_dm->bt_status == BT_8821A_2ANT_BT_STATUS_NON_IDLE)) { low_pwr_disable = false; - btcoexist->btc_set(btcoexist, - BTC_SET_ACT_DISABLE_LOW_POWER, &low_pwr_disable); + btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER, + &low_pwr_disable); RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi IPS + BT Busy!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); common = true; } else { @@ -1538,613 +1212,28 @@ static bool halbtc8821a2ant_is_common_action(struct btc_coexist *btcoexist) } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Wifi LPS + BT Busy!!\n"); - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, true, 21); - - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, true); - else - halbtc8821a2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, false); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, true, 21); common = true; } - btc8821a2ant_sw_mech1(btcoexist, true, true, true, true); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, true, true); } return common; } -static void btc8821a2_int1(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - - if (coex_dm->cur_ps_tdma == 71) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); - coex_dm->tdma_adj_type = 5; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); - coex_dm->tdma_adj_type = 13; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - - if (result == -1) { - if (coex_dm->cur_ps_tdma == 71) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); - coex_dm->tdma_adj_type = 1; - } else if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 71); - coex_dm->tdma_adj_type = 71; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); - coex_dm->tdma_adj_type = 9; - } - } - } -} - -static void btc8821a2_int2(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 6); - coex_dm->tdma_adj_type = 6; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); - coex_dm->tdma_adj_type = 14; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 2); - coex_dm->tdma_adj_type = 2; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); - coex_dm->tdma_adj_type = 10; - } - } - } -} - -static void btc8821a2_int3(struct btc_coexist *btcoexist, bool tx_pause, - int result) -{ - struct rtl_priv *rtlpriv = btcoexist->adapter; - - if (tx_pause) { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 1\n"); - if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } - if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 8); - coex_dm->tdma_adj_type = 8; - } else if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 16); - coex_dm->tdma_adj_type = 16; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 7); - coex_dm->tdma_adj_type = 7; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 15); - coex_dm->tdma_adj_type = 15; - } - } - } else { - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, - "[BTCoex], TxPause = 0\n"); - if (coex_dm->cur_ps_tdma == 5) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 6) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 7) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 8) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } - if (coex_dm->cur_ps_tdma == 13) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 14) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 15) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 16) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - if (result == -1) { - if (coex_dm->cur_ps_tdma == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 4); - coex_dm->tdma_adj_type = 4; - } else if (coex_dm->cur_ps_tdma == 9) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 12); - coex_dm->tdma_adj_type = 12; - } - } else if (result == 1) { - if (coex_dm->cur_ps_tdma == 4) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 3) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 3); - coex_dm->tdma_adj_type = 3; - } else if (coex_dm->cur_ps_tdma == 12) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 11) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } else if (coex_dm->cur_ps_tdma == 10) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 11); - coex_dm->tdma_adj_type = 11; - } - } - } -} - static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, bool sco_hid, bool tx_pause, u8 max_interval) { struct rtl_priv *rtlpriv = btcoexist->adapter; - static long up, dn, m, n, wait_count; - /* 0: no change, +1: increase WiFi duration, + static long up, dn, m, n, wait_count; + /* 0 : no change + * +1: increase WiFi duration * -1: decrease WiFi duration */ - int result; - u8 retry_count = 0; + int result; + u8 retry_count = 0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], TdmaDurationAdjust()\n"); @@ -2156,72 +1245,72 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, if (sco_hid) { if (tx_pause) { if (max_interval == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 13); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 13); coex_dm->tdma_adj_type = 13; } else if (max_interval == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 14); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 14); coex_dm->tdma_adj_type = 14; } else { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 15); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 15); coex_dm->tdma_adj_type = 15; } } else { if (max_interval == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 9); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 9); coex_dm->tdma_adj_type = 9; } else if (max_interval == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 10); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 10); coex_dm->tdma_adj_type = 10; } else { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 11); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 11); coex_dm->tdma_adj_type = 11; } } } else { if (tx_pause) { if (max_interval == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 5); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 5); coex_dm->tdma_adj_type = 5; } else if (max_interval == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 6); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 6); coex_dm->tdma_adj_type = 6; } else { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 7); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 7); coex_dm->tdma_adj_type = 7; } } else { if (max_interval == 1) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 1); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 1); coex_dm->tdma_adj_type = 1; } else if (max_interval == 2) { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 2); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 2); coex_dm->tdma_adj_type = 2; } else { - halbtc8821a2ant_ps_tdma(btcoexist, - NORMAL_EXEC, - true, 3); + btc8821a2ant_ps_tdma(btcoexist, + NORMAL_EXEC, + true, 3); coex_dm->tdma_adj_type = 3; } } @@ -2273,7 +1362,7 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, up = 0; if (dn == 2) { - /* if retry count< 3 for 2*2 seconds, + /* if retry count < 3 for 2*2 seconds, * shrink wifi duration */ if (wait_count <= 2) @@ -2286,7 +1375,7 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, if (m >= 20) m = 20; - n = 3*m; + n = 3 * m; up = 0; dn = 0; wait_count = 0; @@ -2308,7 +1397,7 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, if (m >= 20) m = 20; - n = 3*m; + n = 3 * m; up = 0; dn = 0; wait_count = 0; @@ -2319,12 +1408,6 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], max Interval = %d\n", max_interval); - if (max_interval == 1) - btc8821a2_int1(btcoexist, tx_pause, result); - else if (max_interval == 2) - btc8821a2_int2(btcoexist, tx_pause, result); - else if (max_interval == 3) - btc8821a2_int3(btcoexist, tx_pause, result); } /* if current PsTdma not match with the recorded one @@ -2336,200 +1419,201 @@ static void btc8821a2ant_tdma_dur_adj(struct btc_coexist *btcoexist, RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], PsTdma type dismatch!!!, cur_ps_tdma = %d, recordPsTdma = %d\n", - coex_dm->cur_ps_tdma, coex_dm->tdma_adj_type); + coex_dm->cur_ps_tdma, coex_dm->tdma_adj_type); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link); btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam); if (!scan && !link && !roam) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, - coex_dm->tdma_adj_type); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, + coex_dm->tdma_adj_type); } else { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], roaming/link/scan is under progress, will adjust next time!!!\n"); } } - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 0x6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 0x6); } /* SCO only or SCO+PAN(HS)*/ -static void halbtc8821a2ant_action_sco(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_sco(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; + u8 wifi_rssi_state, bt_rssi_state; u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, + 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 4); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 4); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (BTC_WIFI_BW_LEGACY == wifi_bw) { + if (wifi_bw == BTC_WIFI_BW_LEGACY) { /* for SCO quality at 11b/g mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, - 0x5a5a5a5a, 0x5a5a5a5a, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, + 0x5a5a5a5a, 0x5a5a5a5a, 0xffff, 0x3); } else { /* for SCO quality & wifi performance balance at 11n mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, - 0x5aea5aea, 0x5aea5aea, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, + 0x5aea5aea, 0x5aea5aea, 0xffff, 0x3); } - if (BTC_WIFI_BW_HT40 == wifi_bw) { - /* fw mechanism - * halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - */ + if (wifi_bw == BTC_WIFI_BW_HT40) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); /*for voice quality*/ + if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + /* for voice quality */ + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 0); + } else { + /* for voice quality */ + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + false, 0); + } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - /* fw mechanism - * halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5); - */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); /*for voice quality*/ + /* for voice quality */ + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); /*for voice quality*/ + /* for voice quality */ + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_action_hid(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_hid(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state; + u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, - 0, 2, 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (BTC_WIFI_BW_LEGACY == wifi_bw) { + if (wifi_bw == BTC_WIFI_BW_LEGACY) { /* for HID at 11b/g mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5a5a5a5a, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5a5a5a5a, 0xffff, 0x3); } else { /* for HID quality & wifi performance balance at 11n mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5aea5aea, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5aea5aea, 0xffff, 0x3); } - if (BTC_WIFI_BW_HT40 == wifi_bw) { + if (wifi_bw == BTC_WIFI_BW_HT40) { /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 9); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 13); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 9); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 9); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 13); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 13); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */ -static void halbtc8821a2ant_action_a2dp(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_a2dp(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state; + u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, + 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); /* fw dac swing is called in btc8821a2ant_tdma_dur_adj() - * halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + * btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); */ - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); @@ -2545,15 +1629,15 @@ static void halbtc8821a2ant_action_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ @@ -2567,62 +1651,57 @@ static void halbtc8821a2ant_action_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; + u32 wifi_bw; bt_info_ext = coex_sta->bt_info_ext; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - - /*fw dac swing is called in btc8821a2ant_tdma_dur_adj() - *halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - */ + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - if (BTC_WIFI_BW_HT40 == wifi_bw) { + if (wifi_bw == BTC_WIFI_BW_HT40) { /* fw mechanism */ if (bt_info_ext&BIT0) { - /*a2dp basic rate*/ + /* a2dp basic rate */ btc8821a2ant_tdma_dur_adj(btcoexist, false, true, 2); } else { - /*a2dp edr rate*/ + /* a2dp edr rate */ btc8821a2ant_tdma_dur_adj(btcoexist, false, true, 1); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ @@ -2637,109 +1716,107 @@ static void halbtc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state; + u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); if (BTC_WIFI_BW_LEGACY == wifi_bw) { /* for HID at 11b/g mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5aff5aff, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5aff5aff, 0xffff, 0x3); } else { /* for HID quality & wifi performance balance at 11n mode */ - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5aff5aff, 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5aff5aff, 0xffff, 0x3); } if (BTC_WIFI_BW_HT40 == wifi_bw) { /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 1); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 5); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 1); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 5); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 5); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* PAN(HS) only */ -static void halbtc8821a2ant_action_pan_hs(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_pan_hs(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state; + u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, - 0, 2, 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); @@ -2747,78 +1824,85 @@ static void halbtc8821a2ant_action_pan_hs(struct btc_coexist *btcoexist) /* fw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, - true); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); } else { - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, - false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); } - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, true); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); } else { - halbtc8821a2ant_dec_bt_pwr(btcoexist, - NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); } - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || + (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + } else { + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1); + } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } /* PAN(EDR)+A2DP */ -static void halbtc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) { u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; u32 wifi_bw; bt_info_ext = coex_sta->bt_info_ext; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5afa5afa, 0xffff, 0x3); + if (wifi_bw == BTC_WIFI_BW_LEGACY) { + /* for HID at 11b/g mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5afa5afa, 0xffff, 0x3); + } else { + /* for HID quality & wifi performance balance at 11n mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5afa5afa, 0xffff, 0x3); + } if (BTC_WIFI_BW_HT40 == wifi_bw) { /* fw mechanism */ @@ -2833,16 +1917,16 @@ static void halbtc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); - } + btc8821a2ant_sw_mechanism1(btcoexist, true, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); + }; } else { /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || @@ -2854,89 +1938,92 @@ static void halbtc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, false, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, false, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state; + u32 wifi_bw; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5a5f5a5f, 0xffff, 0x3); + if (wifi_bw == BTC_WIFI_BW_LEGACY) { + /* for HID at 11b/g mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5a5f5a5f, 0xffff, 0x3); + } else { + /* for HID quality & wifi performance balance at 11n mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5a5f5a5f, 0xffff, 0x3); + } - if (BTC_WIFI_BW_HT40 == wifi_bw) { - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 3); + if (wifi_bw == BTC_WIFI_BW_HT40) { + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 3); /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, + true, 10); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); /* fw mechanism */ if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 10); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10); } else { - halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - true, 14); + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14); } /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } @@ -2944,25 +2031,31 @@ static void halbtc8821a2ant_action_pan_edr_hid(struct btc_coexist *btcoexist) /* HID+A2DP+PAN(EDR) */ static void btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; + u32 wifi_bw; bt_info_ext = coex_sta->bt_info_ext; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, - 0, 2, 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); + btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5a5a5a5a, 0xffff, 0x3); + if (wifi_bw == BTC_WIFI_BW_LEGACY) { + /* for HID at 11b/g mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5a5a5a5a, 0xffff, 0x3); + } else { + /* for HID quality & wifi performance balance at 11n mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5a5a5a5a, 0xffff, 0x3); + } if (BTC_WIFI_BW_HT40 == wifi_bw) { /* fw mechanism */ @@ -2971,15 +2064,15 @@ static void btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ @@ -3009,38 +2102,44 @@ static void btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist) +static void btc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist) { - u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; - u32 wifi_bw; + u8 wifi_rssi_state, bt_rssi_state, bt_info_ext; + u32 wifi_bw; bt_info_ext = coex_sta->bt_info_ext; - wifi_rssi_state = halbtc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); - bt_rssi_state = halbtc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); + bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); - if (halbtc8821a2ant_need_to_dec_bt_pwr(btcoexist)) - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); + if (BTC_RSSI_HIGH(bt_rssi_state)) + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true); else - halbtc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); + btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); - halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, - 0x5f5b5f5b, 0xffffff, 0x3); + if (wifi_bw == BTC_WIFI_BW_LEGACY) { + /* for HID at 11b/g mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5f5b5f5b, 0xffffff, 0x3); + } else { + /* for HID quality & wifi performance balance at 11n mode */ + btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff, + 0x5f5b5f5b, 0xffffff, 0x3); + } if (BTC_WIFI_BW_HT40 == wifi_bw) { /* fw mechanism */ @@ -3049,15 +2148,15 @@ static void halbtc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, true, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, true, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } else { /* fw mechanism */ @@ -3066,24 +2165,24 @@ static void halbtc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist) /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, true, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, true, false, + false, 0x18); } else { - btc8821a2ant_sw_mech1(btcoexist, false, true, - false, false); - btc8821a2ant_sw_mech2(btcoexist, false, false, - false, 0x18); + btc8821a2ant_sw_mechanism1(btcoexist, false, true, + false, false); + btc8821a2ant_sw_mechanism2(btcoexist, false, false, + false, 0x18); } } } -static void halbtc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) +static void btc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - bool wifi_under_5g = false; - u8 algorithm = 0; + bool wifi_under_5g = false; + u8 algorithm = 0; if (btcoexist->manual_control) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -3097,16 +2196,16 @@ static void halbtc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) if (wifi_under_5g) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], RunCoexistMechanism(), run 5G coex setting!!<===\n"); - halbtc8821a2ant_coex_under_5g(btcoexist); + btc8821a2ant_coex_under_5g(btcoexist); return; } - algorithm = halbtc8821a2ant_action_algorithm(btcoexist); + algorithm = btc8821a2ant_action_algorithm(btcoexist); if (coex_sta->c2h_bt_inquiry_page && (BT_8821A_2ANT_COEX_ALGO_PANHS != algorithm)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], BT is under inquiry/page scan !!\n"); - halbtc8821a2ant_bt_inquiry_page(btcoexist); + btc8821a2ant_bt_inquiry_page(btcoexist); return; } @@ -3114,7 +2213,7 @@ static void halbtc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Algorithm = %d\n", coex_dm->cur_algorithm); - if (halbtc8821a2ant_is_common_action(btcoexist)) { + if (btc8821a2ant_is_common_action(btcoexist)) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant common\n"); coex_dm->reset_tdma_adjust = true; @@ -3130,42 +2229,42 @@ static void halbtc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) case BT_8821A_2ANT_COEX_ALGO_SCO: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = SCO\n"); - halbtc8821a2ant_action_sco(btcoexist); + btc8821a2ant_action_sco(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = HID\n"); - halbtc8821a2ant_action_hid(btcoexist); + btc8821a2ant_action_hid(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = A2DP\n"); - halbtc8821a2ant_action_a2dp(btcoexist); + btc8821a2ant_action_a2dp(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = A2DP+PAN(HS)\n"); - halbtc8821a2ant_action_a2dp_pan_hs(btcoexist); + btc8821a2ant_action_a2dp_pan_hs(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = PAN(EDR)\n"); - halbtc8821a2ant_action_pan_edr(btcoexist); + btc8821a2ant_action_pan_edr(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_PANHS: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = HS mode\n"); - halbtc8821a2ant_action_pan_hs(btcoexist); + btc8821a2ant_action_pan_hs(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = PAN+A2DP\n"); - halbtc8821a2ant_action_pan_edr_a2dp(btcoexist); + btc8821a2ant_action_pan_edr_a2dp(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_PANEDR_HID: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = PAN(EDR)+HID\n"); - halbtc8821a2ant_action_pan_edr_hid(btcoexist); + btc8821a2ant_action_pan_edr_hid(btcoexist); break; case BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -3175,26 +2274,22 @@ static void halbtc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist) case BT_8821A_2ANT_COEX_ALGO_HID_A2DP: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = HID+A2DP\n"); - halbtc8821a2ant_action_hid_a2dp(btcoexist); + btc8821a2ant_action_hid_a2dp(btcoexist); break; default: RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Action 2-Ant, algorithm = coexist All Off!!\n"); - halbtc8821a2ant_coex_all_off(btcoexist); + btc8821a2ant_coex_all_off(btcoexist); break; } coex_dm->pre_algorithm = coex_dm->cur_algorithm; } } -/*============================================================ - *work around function start with wa_halbtc8821a2ant_ - *============================================================ - *============================================================ - * extern function start with EXhalbtc8821a2ant_ - *============================================================ - */ -void ex_halbtc8821a2ant_init_hwconfig(struct btc_coexist *btcoexist) +/************************************************************** + * extern function start with ex_btc8821a2ant_ + **************************************************************/ +void ex_btc8821a2ant_init_hwconfig(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; u8 u1tmp = 0; @@ -3213,13 +2308,11 @@ void ex_halbtc8821a2ant_init_hwconfig(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte(btcoexist, 0x790, u1tmp); /*Antenna config */ - halbtc8821a2ant_set_ant_path(btcoexist, - BTC_ANT_WIFI_AT_MAIN, true, false); + btc8821a2ant_set_ant_path(btcoexist, BTC_ANT_WIFI_AT_MAIN, true, false); /* PTA parameter */ - halbtc8821a2ant_coex_table(btcoexist, - FORCE_EXEC, 0x55555555, 0x55555555, - 0xffff, 0x3); + btc8821a2ant_coex_table(btcoexist, FORCE_EXEC, 0x55555555, 0x55555555, + 0xffff, 0x3); /* Enable counter statistics */ /*0x76e[3] = 1, WLAN_Act control by PTA*/ @@ -3228,20 +2321,17 @@ void ex_halbtc8821a2ant_init_hwconfig(struct btc_coexist *btcoexist) btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1); } -void ex_halbtc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist) +void ex_btc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Coex Mechanism Init!!\n"); - halbtc8821a2ant_init_coex_dm(btcoexist); + btc8821a2ant_init_coex_dm(btcoexist); } -void -ex_halbtc8821a2ant_display_coex_info( - struct btc_coexist *btcoexist - ) +void ex_btc8821a2ant_display_coex_info(struct btc_coexist *btcoexist) { struct btc_board_info *board_info = &btcoexist->board_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; @@ -3475,7 +2565,7 @@ ex_halbtc8821a2ant_display_coex_info( btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_COEX_STATISTICS); } -void ex_halbtc8821a2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3483,16 +2573,15 @@ void ex_halbtc8821a2ant_ips_notify(struct btc_coexist *btcoexist, u8 type) RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS ENTER notify\n"); coex_sta->under_ips = true; - halbtc8821a2ant_coex_all_off(btcoexist); + btc8821a2ant_coex_all_off(btcoexist); } else if (BTC_IPS_LEAVE == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], IPS LEAVE notify\n"); coex_sta->under_ips = false; - /*halbtc8821a2ant_init_coex_dm(btcoexist);*/ } } -void ex_halbtc8821a2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3507,7 +2596,7 @@ void ex_halbtc8821a2ant_lps_notify(struct btc_coexist *btcoexist, u8 type) } } -void ex_halbtc8821a2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3520,7 +2609,7 @@ void ex_halbtc8821a2ant_scan_notify(struct btc_coexist *btcoexist, u8 type) } } -void ex_halbtc8821a2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) +void ex_btc8821a2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; @@ -3533,13 +2622,13 @@ void ex_halbtc8821a2ant_connect_notify(struct btc_coexist *btcoexist, u8 type) } } -void ex_halbtc8821a2ant_media_status_notify(struct btc_coexist *btcoexist, - u8 type) +void ex_btc8821a2ant_media_status_notify(struct btc_coexist *btcoexist, + u8 type) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 h2c_parameter[3] = {0}; - u32 wifi_bw; - u8 wifi_central_chnl; + u8 h2c_parameter[3] = {0}; + u32 wifi_bw; + u8 wifi_central_chnl; if (BTC_MEDIA_CONNECT == type) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, @@ -3549,7 +2638,7 @@ void ex_halbtc8821a2ant_media_status_notify(struct btc_coexist *btcoexist, "[BTCoex], MEDIA disconnect notify\n"); } - /* only 2.4G we need to inform bt the chnl mask*/ + /* only 2.4G we need to inform bt the chnl mask */ btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_CENTRAL_CHNL, &wifi_central_chnl); if ((BTC_MEDIA_CONNECT == type) && @@ -3576,8 +2665,9 @@ void ex_halbtc8821a2ant_media_status_notify(struct btc_coexist *btcoexist, btcoexist->btc_fill_h2c(btcoexist, 0x66, 3, h2c_parameter); } -void ex_halbtc8821a2ant_special_packet_notify(struct btc_coexist *btcoexist, - u8 type) { +void ex_btc8821a2ant_special_packet_notify(struct btc_coexist *btcoexist, + u8 type) +{ struct rtl_priv *rtlpriv = btcoexist->adapter; if (type == BTC_PACKET_DHCP) { @@ -3586,19 +2676,18 @@ void ex_halbtc8821a2ant_special_packet_notify(struct btc_coexist *btcoexist, } } -void ex_halbtc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, - u8 *tmp_buf, u8 length) +void ex_btc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, + u8 *tmp_buf, u8 length) { struct rtl_priv *rtlpriv = btcoexist->adapter; - u8 bt_info = 0; - u8 i, rsp_source = 0; - static u32 set_bt_lna_cnt, set_bt_psd_mode; - bool bt_busy = false, limited_dig = false; - bool wifi_connected = false, bt_hs_on = false; + u8 bt_info = 0; + u8 i, rsp_source = 0; + bool bt_busy = false, limited_dig = false; + bool wifi_connected = false, bt_hs_on = false; coex_sta->c2h_bt_info_req_sent = false; - rsp_source = tmp_buf[0]&0xf; + rsp_source = tmp_buf[0] & 0xf; if (rsp_source >= BT_INFO_SRC_8821A_2ANT_MAX) rsp_source = BT_INFO_SRC_8821A_2ANT_WIFI_FW; coex_sta->bt_info_c2h_cnt[rsp_source]++; @@ -3610,7 +2699,7 @@ void ex_halbtc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->bt_info_c2h[rsp_source][i] = tmp_buf[i]; if (i == 1) bt_info = tmp_buf[i]; - if (i == length-1) { + if (i == length - 1) { RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "0x%02x]\n", tmp_buf[i]); } else { @@ -3620,7 +2709,8 @@ void ex_halbtc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, } if (BT_INFO_SRC_8821A_2ANT_WIFI_FW != rsp_source) { - coex_sta->bt_retry_cnt = /* [3:0]*/ + /* [3:0] */ + coex_sta->bt_retry_cnt = coex_sta->bt_info_c2h[rsp_source][2]&0xf; coex_sta->bt_rssi = @@ -3629,53 +2719,28 @@ void ex_halbtc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, coex_sta->bt_info_ext = coex_sta->bt_info_c2h[rsp_source][4]; - /* Here we need to resend some wifi info to BT*/ - /* because bt is reset and loss of the info.*/ + /* Here we need to resend some wifi info to BT + * because bt is reset and loss of the info + */ if ((coex_sta->bt_info_ext & BIT1)) { btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); if (wifi_connected) { - ex_halbtc8821a2ant_media_status_notify(btcoexist, + ex_btc8821a2ant_media_status_notify(btcoexist, BTC_MEDIA_CONNECT); } else { - ex_halbtc8821a2ant_media_status_notify(btcoexist, + ex_btc8821a2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); } - set_bt_psd_mode = 0; - } - if (set_bt_psd_mode <= 3) { - halbtc8821a2ant_set_bt_psd_mode(btcoexist, FORCE_EXEC, - 0x0); /*fix CH-BW mode*/ - set_bt_psd_mode++; - } - - if (coex_dm->cur_bt_lna_constrain) { - if (!(coex_sta->bt_info_ext & BIT2)) { - if (set_bt_lna_cnt <= 3) { - btc8821a2_set_bt_lna_const(btcoexist, - FORCE_EXEC, - true); - set_bt_lna_cnt++; - } - } - } else { - set_bt_lna_cnt = 0; } if ((coex_sta->bt_info_ext & BIT3)) { - halbtc8821a2ant_ignore_wlan_act(btcoexist, - FORCE_EXEC, false); + btc8821a2ant_ignore_wlan_act(btcoexist, + FORCE_EXEC, false); } else { /* BT already NOT ignore Wlan active, do nothing here.*/ } - - if ((coex_sta->bt_info_ext & BIT4)) { - /* BT auto report already enabled, do nothing*/ - } else { - halbtc8821a2ant_bt_auto_report(btcoexist, - FORCE_EXEC, true); - } } btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); @@ -3736,27 +2801,27 @@ void ex_halbtc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist, btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_LIMITED_DIG, &limited_dig); - halbtc8821a2ant_run_coexist_mechanism(btcoexist); + btc8821a2ant_run_coexist_mechanism(btcoexist); } -void ex_halbtc8821a2ant_halt_notify(struct btc_coexist *btcoexist) +void ex_btc8821a2ant_halt_notify(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Halt notify\n"); - halbtc8821a2ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); - ex_halbtc8821a2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); + btc8821a2ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true); + ex_btc8821a2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT); } -void ex_halbtc8821a2ant_periodical(struct btc_coexist *btcoexist) +void ex_btc8821a2ant_periodical(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; - static u8 dis_ver_info_cnt; - u32 fw_ver = 0, bt_patch_ver = 0; + static u8 dis_ver_info_cnt; struct btc_board_info *board_info = &btcoexist->board_info; struct btc_stack_info *stack_info = &btcoexist->stack_info; + u32 fw_ver = 0, bt_patch_ver = 0; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], ==========================Periodical===========================\n"); @@ -3785,7 +2850,6 @@ void ex_halbtc8821a2ant_periodical(struct btc_coexist *btcoexist) "[BTCoex], ****************************************************************\n"); } - halbtc8821a2ant_query_bt_info(btcoexist); - halbtc8821a2ant_monitor_bt_ctr(btcoexist); - btc8821a2ant_mon_bt_en_dis(btcoexist); + btc8821a2ant_query_bt_info(btcoexist); + btc8821a2ant_monitor_bt_ctr(btcoexist); } diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c index 150aeb8e79d1..f13000612913 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c @@ -466,7 +466,7 @@ static bool halbtc_set(void *void_btcoexist, u8 set_type, void *in_buf) case BTC_SET_ACT_DISABLE_LOW_POWER: halbtc_disable_low_power(); break; - case BTC_SET_ACT_UPDATE_ra_mask: + case BTC_SET_ACT_UPDATE_RAMASK: btcoexist->bt_info.ra_mask = *u32_tmp; break; case BTC_SET_ACT_SEND_MIMO_PS: diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h index 601bbe1d22b3..d7ba6ad1e66f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h @@ -275,7 +275,7 @@ enum btc_set_type { BTC_SET_ACT_NORMAL_LPS, BTC_SET_ACT_INC_FORCE_EXEC_PWR_CMD_CNT, BTC_SET_ACT_DISABLE_LOW_POWER, - BTC_SET_ACT_UPDATE_ra_mask, + BTC_SET_ACT_UPDATE_RAMASK, BTC_SET_ACT_SEND_MIMO_PS, /* BT Coex related */ BTC_SET_ACT_CTRL_BT_INFO, @@ -459,6 +459,7 @@ struct btc_bt_link_info { bool hid_only; bool pan_exist; bool pan_only; + bool slave_role; }; enum btc_antenna_pos { diff --git a/drivers/net/wireless/realtek/rtlwifi/regd.c b/drivers/net/wireless/realtek/rtlwifi/regd.c index 558c31bf5c80..1bf3eb25c1da 100644 --- a/drivers/net/wireless/realtek/rtlwifi/regd.c +++ b/drivers/net/wireless/realtek/rtlwifi/regd.c @@ -435,7 +435,7 @@ int rtl_regd_init(struct ieee80211_hw *hw, channel_plan_to_country_code(rtlpriv->efuse.channel_plan); RT_TRACE(rtlpriv, COMP_REGD, DBG_DMESG, - "rtl: EEPROM regdomain: 0x%0x conuntry code: %d\n", + "rtl: EEPROM regdomain: 0x%0x country code: %d\n", rtlpriv->efuse.channel_plan, rtlpriv->regd.country_code); if (rtlpriv->regd.country_code >= COUNTRY_CODE_MAX) { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c index 9fec345a42a0..1f42ce5f8f27 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c @@ -468,8 +468,10 @@ void rtl92ee_set_fw_media_status_rpt_cmd(struct ieee80211_hw *hw, u8 mstatus) #define PSPOLL_PG 2 #define NULL_PG 3 #define PROBERSP_PG 4 /* ->5 */ +#define QOS_NULL_PG 6 +#define BT_QOS_NULL_PG 7 -#define TOTAL_RESERVED_PKT_LEN 768 +#define TOTAL_RESERVED_PKT_LEN 1024 static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = { /* page 0 beacon */ @@ -570,6 +572,42 @@ static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + /* page 6 qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x80, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + /* page 7 BT-qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -595,6 +633,8 @@ void rtl92ee_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) u8 *p_pspoll; u8 *nullfunc; u8 *p_probersp; + u8 *qosnull; + u8 *btqosnull; /*--------------------------------------------------------- * (1) beacon *--------------------------------------------------------- @@ -636,6 +676,28 @@ void rtl92ee_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) SET_H2CCMD_RSVDPAGE_LOC_PROBE_RSP(u1rsvdpageloc, PROBERSP_PG); + /*--------------------------------------------------------- + * (5) QoS null data + *---------------------------------------------------------- + */ + qosnull = &reserved_page_packet[QOS_NULL_PG * 128]; + SET_80211_HDR_ADDRESS1(qosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(qosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(qosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(u1rsvdpageloc, QOS_NULL_PG); + + /*--------------------------------------------------------- + * (6) BT QoS null data + *---------------------------------------------------------- + */ + btqosnull = &reserved_page_packet[BT_QOS_NULL_PG * 128]; + SET_80211_HDR_ADDRESS1(btqosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(btqosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(btqosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(u1rsvdpageloc, BT_QOS_NULL_PG); + totalpacketlen = TOTAL_RESERVED_PKT_LEN; RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD , diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.h index 72da3f92f02c..af8271967a88 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.h @@ -165,6 +165,10 @@ enum rtl8192e_c2h_evt { SET_BITS_TO_LE_1BYTE((__ph2ccmd)+1, 0, 8, __val) #define SET_H2CCMD_RSVDPAGE_LOC_NULL_DATA(__ph2ccmd, __val) \ SET_BITS_TO_LE_1BYTE((__ph2ccmd)+2, 0, 8, __val) +#define SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(__ph2ccmd, __val) \ + SET_BITS_TO_LE_1BYTE((__ph2ccmd) + 3, 0, 8, __val) +#define SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(__ph2ccmd, __val) \ + SET_BITS_TO_LE_1BYTE((__ph2ccmd) + 4, 0, 8, __val) /* _MEDIA_STATUS_RPT_PARM_CMD1 */ #define SET_H2CCMD_MSRRPT_PARM_OPMODE(__cmd, __val) \ diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/hw.c index 56ca7f5351ea..6f5098a18655 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/hw.c @@ -699,9 +699,9 @@ static bool _rtl92ee_llt_table_init(struct ieee80211_hw *hw) u8 txpktbuf_bndy; u8 u8tmp, testcnt = 0; - txpktbuf_bndy = 0xFA; + txpktbuf_bndy = 0xF7; - rtl_write_dword(rtlpriv, REG_RQPN, 0x80E90808); + rtl_write_dword(rtlpriv, REG_RQPN, 0x80E60808); rtl_write_byte(rtlpriv, REG_TRXFF_BNDY, txpktbuf_bndy); rtl_write_word(rtlpriv, REG_TRXFF_BNDY + 2, 0x3d00 - 1); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c index c7ee9ba5e26e..4fc839b1d601 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c @@ -284,8 +284,10 @@ void rtl8723be_set_fw_media_status_rpt_cmd(struct ieee80211_hw *hw, u8 mstatus) #define PSPOLL_PG 2 #define NULL_PG 3 #define PROBERSP_PG 4 /* ->5 */ +#define QOS_NULL_PG 6 +#define BT_QOS_NULL_PG 7 -#define TOTAL_RESERVED_PKT_LEN 768 +#define TOTAL_RESERVED_PKT_LEN 1024 /* can be up to 1280 (tx_bndy=245) */ static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = { /* page 0 beacon */ @@ -390,11 +392,48 @@ static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + /* page 6 qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x80, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + /* page 7 BT-qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + }; void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, @@ -413,6 +452,8 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, u8 *p_pspoll; u8 *nullfunc; u8 *p_probersp; + u8 *qosnull; + u8 *btqosnull; /*--------------------------------------------------------- * (1) beacon *--------------------------------------------------------- @@ -454,6 +495,28 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, SET_H2CCMD_RSVDPAGE_LOC_PROBE_RSP(u1rsvdpageloc, PROBERSP_PG); + /*--------------------------------------------------------- + * (5) QoS Null + *--------------------------------------------------------- + */ + qosnull = &reserved_page_packet[QOS_NULL_PG * 128]; + SET_80211_HDR_ADDRESS1(qosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(qosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(qosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(u1rsvdpageloc, QOS_NULL_PG); + + /*--------------------------------------------------------- + * (5) QoS Null + *--------------------------------------------------------- + */ + btqosnull = &reserved_page_packet[BT_QOS_NULL_PG * 128]; + SET_80211_HDR_ADDRESS1(btqosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(btqosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(btqosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(u1rsvdpageloc, BT_QOS_NULL_PG); + totalpacketlen = TOTAL_RESERVED_PKT_LEN; RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, @@ -461,7 +524,7 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, &reserved_page_packet[0], totalpacketlen); RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG, "rtl8723be_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n", - u1rsvdpageloc, 3); + u1rsvdpageloc, sizeof(u1rsvdpageloc)); skb = dev_alloc_skb(totalpacketlen); memcpy((u8 *)skb_put(skb, totalpacketlen), @@ -476,7 +539,7 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "Set RSVD page location to Fw.\n"); RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG, "H2C_RSVDPAGE:\n", - u1rsvdpageloc, 3); + u1rsvdpageloc, sizeof(u1rsvdpageloc)); rtl8723be_fill_h2c_cmd(hw, H2C_8723B_RSVDPAGE, sizeof(u1rsvdpageloc), u1rsvdpageloc); } else diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.h b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.h index c652fa1339a7..2482b3bc2bfa 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.h @@ -139,6 +139,10 @@ enum rtl8723b_c2h_evt { SET_BITS_TO_LE_1BYTE((__ph2ccmd)+1, 0, 8, __val) #define SET_H2CCMD_RSVDPAGE_LOC_NULL_DATA(__ph2ccmd, __val) \ SET_BITS_TO_LE_1BYTE((__ph2ccmd)+2, 0, 8, __val) +#define SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(__ph2ccmd, __val) \ + SET_BITS_TO_LE_1BYTE((__ph2ccmd) + 3, 0, 8, __val) +#define SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(__ph2ccmd, __val) \ + SET_BITS_TO_LE_1BYTE((__ph2ccmd) + 4, 0, 8, __val) void rtl8723be_fill_h2c_cmd(struct ieee80211_hw *hw, u8 element_id, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c index 92dbfa8f297f..8c0ac96b5430 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.c @@ -91,7 +91,7 @@ int rtl8723be_init_sw_vars(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - char *fw_name = "rtlwifi/rtl8723befw.bin"; + char *fw_name = "rtlwifi/rtl8723befw_36.bin"; rtl8723be_bt_reg_init(hw); rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer(); @@ -187,8 +187,16 @@ int rtl8723be_init_sw_vars(struct ieee80211_hw *hw) rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { - pr_err("Failed to request firmware!\n"); - return 1; + /* Failed to get firmware. Check if old version available */ + fw_name = "rtlwifi/rtl8723befw.bin"; + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, + rtlpriv->io.dev, GFP_KERNEL, hw, + rtl_fw_cb); + if (err) { + pr_err("Failed to request firmware!\n"); + return 1; + } } return 0; } @@ -384,6 +392,7 @@ MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Realtek 8723BE 802.11n PCI wireless"); MODULE_FIRMWARE("rtlwifi/rtl8723befw.bin"); +MODULE_FIRMWARE("rtlwifi/rtl8723befw_36.bin"); module_param_named(swenc, rtl8723be_mod_params.sw_crypto, bool, 0444); module_param_named(debug_level, rtl8723be_mod_params.debug_level, int, 0644); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c index a504dfae4ed3..73350103b736 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c @@ -678,12 +678,13 @@ void rtl8821ae_set_fw_global_info_cmd(struct ieee80211_hw *hw) #define PSPOLL_PG 1 #define NULL_PG 2 #define QOSNULL_PG 3 -#define ARPRESP_PG 4 -#define REMOTE_PG 5 -#define GTKEXT_PG 6 +#define BT_QOSNULL_PG 4 +#define ARPRESP_PG 5 +#define REMOTE_PG 6 +#define GTKEXT_PG 7 -#define TOTAL_RESERVED_PKT_LEN_8812 3584 -#define TOTAL_RESERVED_PKT_LEN_8821 1792 +#define TOTAL_RESERVED_PKT_LEN_8812 4096 +#define TOTAL_RESERVED_PKT_LEN_8821 2048 static u8 reserved_page_packet_8821[TOTAL_RESERVED_PKT_LEN_8821] = { /* page 0: beacon */ @@ -813,13 +814,46 @@ static u8 reserved_page_packet_8821[TOTAL_RESERVED_PKT_LEN_8821] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x80, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + /* page 4: BT qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 4~6 is for wowlan */ - /* page 4: ARP resp */ + /* page 5~7 is for wowlan */ + /* page 5: ARP resp */ 0x08, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, @@ -852,7 +886,7 @@ static u8 reserved_page_packet_8821[TOTAL_RESERVED_PKT_LEN_8821] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 5: H2C_REMOTE_WAKE_CTRL_INFO */ + /* page 6: H2C_REMOTE_WAKE_CTRL_INFO */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -885,7 +919,7 @@ static u8 reserved_page_packet_8821[TOTAL_RESERVED_PKT_LEN_8821] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 6: Rsvd GTK extend memory (zero memory) */ + /* page 7: Rsvd GTK extend memory (zero memory) */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -1176,13 +1210,78 @@ static u8 reserved_page_packet_8812[TOTAL_RESERVED_PKT_LEN_8812] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x1A, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, + 0x00, 0x00, 0x80, 0x00, 0x00, 0x01, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + /* page 4: BT Qos null data */ + 0xC8, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, + 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, + 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x28, 0x8C, 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 4~6 is for wowlan */ - /* page 4: ARP resp */ + /* page 5~7 is for wowlan */ + /* page 5: ARP resp */ 0x08, 0x01, 0x00, 0x00, 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0xE0, 0x4C, 0x02, 0x51, 0x02, 0x84, 0xC9, 0xB2, 0xA7, 0xB3, 0x6E, 0x00, 0x00, @@ -1247,7 +1346,7 @@ static u8 reserved_page_packet_8812[TOTAL_RESERVED_PKT_LEN_8812] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 5: H2C_REMOTE_WAKE_CTRL_INFO */ + /* page 6: H2C_REMOTE_WAKE_CTRL_INFO */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -1312,7 +1411,7 @@ static u8 reserved_page_packet_8812[TOTAL_RESERVED_PKT_LEN_8812] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* page 6: Rsvd GTK extend memory (zero memory) */ + /* page 7: Rsvd GTK extend memory (zero memory) */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -1394,6 +1493,7 @@ void rtl8812ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, u8 *p_pspoll; u8 *nullfunc; u8 *qosnull; + u8 *btqosnull; u8 *arpresp; /*--------------------------------------------------------- @@ -1441,12 +1541,23 @@ void rtl8812ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(u1RsvdPageLoc, QOSNULL_PG); + /*--------------------------------------------------------- + * (5) BT Qos null data + *---------------------------------------------------------- + */ + btqosnull = &reserved_page_packet_8812[BT_QOSNULL_PG * 512]; + SET_80211_HDR_ADDRESS1(btqosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(btqosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(btqosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(u1RsvdPageLoc, BT_QOSNULL_PG); + if (!dl_whole_packets) { - totalpacketlen = 512 * (QOSNULL_PG + 1) - 40; + totalpacketlen = 512 * (BT_QOSNULL_PG + 1) - 40; goto out; } /*--------------------------------------------------------- - * (5) ARP Resp + * (6) ARP Resp *---------------------------------------------------------- */ arpresp = &reserved_page_packet_8812[ARPRESP_PG * 512]; @@ -1457,14 +1568,14 @@ void rtl8812ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_ARP_RSP(u1RsvdPageLoc2, ARPRESP_PG); /*--------------------------------------------------------- - * (6) Remote Wake Ctrl + * (7) Remote Wake Ctrl *---------------------------------------------------------- */ SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_REMOTE_WAKE_CTRL_INFO(u1RsvdPageLoc2, REMOTE_PG); /*--------------------------------------------------------- - * (7) GTK Ext Memory + * (8) GTK Ext Memory *---------------------------------------------------------- */ SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_GTK_EXT_MEM(u1RsvdPageLoc2, GTKEXT_PG); @@ -1518,6 +1629,7 @@ void rtl8821ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, u8 *p_pspoll; u8 *nullfunc; u8 *qosnull; + u8 *btqosnull; u8 *arpresp; /*--------------------------------------------------------- @@ -1565,12 +1677,23 @@ void rtl8821ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(u1RsvdPageLoc, QOSNULL_PG); + /*--------------------------------------------------------- + * (5) Qos null data + *---------------------------------------------------------- + */ + btqosnull = &reserved_page_packet_8821[BT_QOSNULL_PG * 256]; + SET_80211_HDR_ADDRESS1(btqosnull, mac->bssid); + SET_80211_HDR_ADDRESS2(btqosnull, mac->mac_addr); + SET_80211_HDR_ADDRESS3(btqosnull, mac->bssid); + + SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(u1RsvdPageLoc, BT_QOSNULL_PG); + if (!dl_whole_packets) { - totalpacketlen = 256 * (QOSNULL_PG + 1) - 40; + totalpacketlen = 256 * (BT_QOSNULL_PG + 1) - 40; goto out; } /*--------------------------------------------------------- - * (5) ARP Resp + * (6) ARP Resp *---------------------------------------------------------- */ arpresp = &reserved_page_packet_8821[ARPRESP_PG * 256]; @@ -1581,14 +1704,14 @@ void rtl8821ae_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_ARP_RSP(u1RsvdPageLoc2, ARPRESP_PG); /*--------------------------------------------------------- - * (6) Remote Wake Ctrl + * (7) Remote Wake Ctrl *---------------------------------------------------------- */ SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_REMOTE_WAKE_CTRL_INFO(u1RsvdPageLoc2, REMOTE_PG); /*--------------------------------------------------------- - * (7) GTK Ext Memory + * (8) GTK Ext Memory *---------------------------------------------------------- */ SET_8821AE_H2CCMD_AOAC_RSVDPAGE_LOC_GTK_EXT_MEM(u1RsvdPageLoc2, GTKEXT_PG); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.h b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.h index 90a98ed879f7..98d871afd92a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.h @@ -229,6 +229,8 @@ enum rtl8821a_h2c_cmd { SET_BITS_TO_LE_1BYTE((__ph2ccmd)+2, 0, 8, __val) #define SET_H2CCMD_RSVDPAGE_LOC_QOS_NULL_DATA(__ph2ccmd, __val) \ SET_BITS_TO_LE_1BYTE((__ph2ccmd)+3, 0, 8, __val) +#define SET_H2CCMD_RSVDPAGE_LOC_BT_QOS_NULL_DATA(__ph2ccmd, __val) \ + SET_BITS_TO_LE_1BYTE((__ph2ccmd) + 4, 0, 8, __val) /* _MEDIA_STATUS_RPT_PARM_CMD1 */ #define SET_H2CCMD_MSRRPT_PARM_OPMODE(__cmd, __value) \ diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c index 363d2f28da1f..3571ce4bd276 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c @@ -842,12 +842,8 @@ static bool _rtl8821ae_llt_table_init(struct ieee80211_hw *hw) bool status; maxpage = 255; - txpktbuf_bndy = 0xF8; - rqpn = 0x80e70808; - if (rtlpriv->rtlhal.hw_type == HARDWARE_TYPE_RTL8812AE) { - txpktbuf_bndy = 0xFA; - rqpn = 0x80e90808; - } + txpktbuf_bndy = 0xF7; + rqpn = 0x80e60808; rtl_write_byte(rtlpriv, REG_TRXFF_BNDY, txpktbuf_bndy); rtl_write_word(rtlpriv, REG_TRXFF_BNDY + 2, MAX_RX_DMA_BUFFER_SIZE - 1); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c index 8da874cbec1a..94a5e587a1cd 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c @@ -660,6 +660,88 @@ void rtl8821ae_phy_switch_wirelessband(struct ieee80211_hw *hw, u8 band) return; } +static bool _rtl8821ae_check_positive(struct ieee80211_hw *hw, + const u32 condition1, + const u32 condition2) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = rtl_hal(rtlpriv); + u32 cut_ver = ((rtlhal->version & CHIP_VER_RTL_MASK) + >> CHIP_VER_RTL_SHIFT); + u32 intf = (rtlhal->interface == INTF_USB ? BIT(1) : BIT(0)); + + u8 board_type = ((rtlhal->board_type & BIT(4)) >> 4) << 0 | /* _GLNA */ + ((rtlhal->board_type & BIT(3)) >> 3) << 1 | /* _GPA */ + ((rtlhal->board_type & BIT(7)) >> 7) << 2 | /* _ALNA */ + ((rtlhal->board_type & BIT(6)) >> 6) << 3 | /* _APA */ + ((rtlhal->board_type & BIT(2)) >> 2) << 4; /* _BT */ + + u32 cond1 = condition1, cond2 = condition2; + u32 driver1 = cut_ver << 24 | /* CUT ver */ + 0 << 20 | /* interface 2/2 */ + 0x04 << 16 | /* platform */ + rtlhal->package_type << 12 | + intf << 8 | /* interface 1/2 */ + board_type; + + u32 driver2 = rtlhal->type_glna << 0 | + rtlhal->type_gpa << 8 | + rtlhal->type_alna << 16 | + rtlhal->type_apa << 24; + + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "===> [8812A] CheckPositive (cond1, cond2) = (0x%X 0x%X)\n", + cond1, cond2); + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "===> [8812A] CheckPositive (driver1, driver2) = (0x%X 0x%X)\n", + driver1, driver2); + + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + " (Platform, Interface) = (0x%X, 0x%X)\n", 0x04, intf); + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + " (Board, Package) = (0x%X, 0x%X)\n", + rtlhal->board_type, rtlhal->package_type); + + /*============== Value Defined Check ===============*/ + /*QFN Type [15:12] and Cut Version [27:24] need to do value check*/ + + if (((cond1 & 0x0000F000) != 0) && ((cond1 & 0x0000F000) != + (driver1 & 0x0000F000))) + return false; + if (((cond1 & 0x0F000000) != 0) && ((cond1 & 0x0F000000) != + (driver1 & 0x0F000000))) + return false; + + /*=============== Bit Defined Check ================*/ + /* We don't care [31:28] */ + + cond1 &= 0x00FF0FFF; + driver1 &= 0x00FF0FFF; + + if ((cond1 & driver1) == cond1) { + u32 mask = 0; + + if ((cond1 & 0x0F) == 0) /* BoardType is DONTCARE*/ + return true; + + if ((cond1 & BIT(0)) != 0) /*GLNA*/ + mask |= 0x000000FF; + if ((cond1 & BIT(1)) != 0) /*GPA*/ + mask |= 0x0000FF00; + if ((cond1 & BIT(2)) != 0) /*ALNA*/ + mask |= 0x00FF0000; + if ((cond1 & BIT(3)) != 0) /*APA*/ + mask |= 0xFF000000; + + /* BoardType of each RF path is matched*/ + if ((cond2 & mask) == (driver2 & mask)) + return true; + else + return false; + } else + return false; +} + static bool _rtl8821ae_check_condition(struct ieee80211_hw *hw, const u32 condition) { @@ -1695,55 +1777,78 @@ static bool _rtl8821ae_phy_bb8821a_config_parafile(struct ieee80211_hw *hw) return true; } +static bool +__rtl8821ae_phy_config_with_headerfile(struct ieee80211_hw *hw, + u32 *array_table, u16 arraylen, + void (*set_reg)(struct ieee80211_hw *hw, + u32 regaddr, u32 data)) +{ + #define COND_ELSE 2 + #define COND_ENDIF 3 + + int i = 0; + u8 cond; + bool matched = true, skipped = false; + + while ((i + 1) < arraylen) { + u32 v1 = array_table[i]; + u32 v2 = array_table[i + 1]; + + if (v1 & (BIT(31) | BIT(30))) {/*positive & negative condition*/ + if (v1 & BIT(31)) {/* positive condition*/ + cond = (u8)((v1 & (BIT(29) | BIT(28))) >> 28); + if (cond == COND_ENDIF) {/*end*/ + matched = true; + skipped = false; + } else if (cond == COND_ELSE) /*else*/ + matched = skipped ? false : true; + else {/*if , else if*/ + if (skipped) { + matched = false; + } else { + if (_rtl8821ae_check_positive( + hw, v1, v2)) { + matched = true; + skipped = true; + } else { + matched = false; + skipped = false; + } + } + } + } else if (v1 & BIT(30)) { /*negative condition*/ + /*do nothing*/ + } + } else { + if (matched) + set_reg(hw, v1, v2); + } + i = i + 2; + } + + return true; +} + static bool _rtl8821ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - u32 i, v1, v2; u32 arraylength; u32 *ptrarray; RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Read MAC_REG_Array\n"); if (rtlhal->hw_type == HARDWARE_TYPE_RTL8821AE) { - arraylength = RTL8821AEMAC_1T_ARRAYLEN; + arraylength = RTL8821AE_MAC_1T_ARRAYLEN; ptrarray = RTL8821AE_MAC_REG_ARRAY; } else { - arraylength = RTL8812AEMAC_1T_ARRAYLEN; + arraylength = RTL8812AE_MAC_1T_ARRAYLEN; ptrarray = RTL8812AE_MAC_REG_ARRAY; } RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Img: MAC_REG_ARRAY LEN %d\n", arraylength); - for (i = 0; i < arraylength; i += 2) { - v1 = ptrarray[i]; - v2 = (u8)ptrarray[i + 1]; - if (v1 < 0xCDCDCDCD) { - rtl_write_byte(rtlpriv, v1, (u8)v2); - continue; - } else { - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_PAIR(ptrarray, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < arraylength - 2) { - READ_NEXT_PAIR(ptrarray, v1, v2, i); - } - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_PAIR(ptrarray, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < arraylength - 2) { - rtl_write_byte(rtlpriv, v1, v2); - READ_NEXT_PAIR(ptrarray, v1, v2, i); - } - while (v2 != 0xDEAD && i < arraylength - 2) - READ_NEXT_PAIR(ptrarray, v1, v2, i); - } - } - } - return true; + return __rtl8821ae_phy_config_with_headerfile(hw, + ptrarray, arraylength, rtl_write_byte_with_val32); } static bool _rtl8821ae_phy_config_bb_with_headerfile(struct ieee80211_hw *hw, @@ -1751,111 +1856,33 @@ static bool _rtl8821ae_phy_config_bb_with_headerfile(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - int i; u32 *array_table; u16 arraylen; - u32 v1 = 0, v2 = 0; if (configtype == BASEBAND_CONFIG_PHY_REG) { if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { - arraylen = RTL8812AEPHY_REG_1TARRAYLEN; + arraylen = RTL8812AE_PHY_REG_1TARRAYLEN; array_table = RTL8812AE_PHY_REG_ARRAY; } else { - arraylen = RTL8821AEPHY_REG_1TARRAYLEN; + arraylen = RTL8821AE_PHY_REG_1TARRAYLEN; array_table = RTL8821AE_PHY_REG_ARRAY; } - for (i = 0; i < arraylen; i += 2) { - v1 = array_table[i]; - v2 = array_table[i + 1]; - if (v1 < 0xCDCDCDCD) { - _rtl8821ae_config_bb_reg(hw, v1, v2); - continue; - } else {/*This line is the start line of branch.*/ - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_PAIR(array_table, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && - i < arraylen - 2) { - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_PAIR(array_table, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && - i < arraylen - 2) { - _rtl8821ae_config_bb_reg(hw, v1, - v2); - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - - while (v2 != 0xDEAD && - i < arraylen - 2) { - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - } - } - } + return __rtl8821ae_phy_config_with_headerfile(hw, + array_table, arraylen, + _rtl8821ae_config_bb_reg); } else if (configtype == BASEBAND_CONFIG_AGC_TAB) { if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { - arraylen = RTL8812AEAGCTAB_1TARRAYLEN; + arraylen = RTL8812AE_AGC_TAB_1TARRAYLEN; array_table = RTL8812AE_AGC_TAB_ARRAY; } else { - arraylen = RTL8821AEAGCTAB_1TARRAYLEN; + arraylen = RTL8821AE_AGC_TAB_1TARRAYLEN; array_table = RTL8821AE_AGC_TAB_ARRAY; } - for (i = 0; i < arraylen; i = i + 2) { - v1 = array_table[i]; - v2 = array_table[i+1]; - if (v1 < 0xCDCDCDCD) { - rtl_set_bbreg(hw, v1, MASKDWORD, v2); - udelay(1); - continue; - } else {/*This line is the start line of branch.*/ - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_PAIR(array_table, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && - i < arraylen - 2) { - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_PAIR(array_table, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && - i < arraylen - 2) { - rtl_set_bbreg(hw, v1, MASKDWORD, - v2); - udelay(1); - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - - while (v2 != 0xDEAD && - i < arraylen - 2) { - READ_NEXT_PAIR(array_table, v1, - v2, i); - } - } - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - "The agctab_array_table[0] is %x Rtl818EEPHY_REGArray[1] is %x\n", - array_table[i], array_table[i + 1]); - } - } + return __rtl8821ae_phy_config_with_headerfile(hw, + array_table, arraylen, + rtl_set_bbreg_with_dwmask); } return true; } @@ -1913,10 +1940,10 @@ static bool _rtl8821ae_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw, u32 v1, v2, v3, v4, v5, v6; if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { - arraylen = RTL8812AEPHY_REG_ARRAY_PGLEN; + arraylen = RTL8812AE_PHY_REG_ARRAY_PGLEN; array = RTL8812AE_PHY_REG_ARRAY_PG; } else { - arraylen = RTL8821AEPHY_REG_ARRAY_PGLEN; + arraylen = RTL8821AE_PHY_REG_ARRAY_PGLEN; array = RTL8821AE_PHY_REG_ARRAY_PG; } @@ -1980,12 +2007,10 @@ static bool _rtl8821ae_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw, bool rtl8812ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, enum radio_path rfpath) { - int i; bool rtstatus = true; u32 *radioa_array_table_a, *radioa_array_table_b; u16 radioa_arraylen_a, radioa_arraylen_b; struct rtl_priv *rtlpriv = rtl_priv(hw); - u32 v1 = 0, v2 = 0; radioa_arraylen_a = RTL8812AE_RADIOA_1TARRAYLEN; radioa_array_table_a = RTL8812AE_RADIOA_ARRAY; @@ -1997,69 +2022,14 @@ bool rtl8812ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, rtstatus = true; switch (rfpath) { case RF90_PATH_A: - for (i = 0; i < radioa_arraylen_a; i = i + 2) { - v1 = radioa_array_table_a[i]; - v2 = radioa_array_table_a[i+1]; - if (v1 < 0xcdcdcdcd) { - _rtl8821ae_config_rf_radio_a(hw, v1, v2); - continue; - } else{/*This line is the start line of branch.*/ - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_PAIR(radioa_array_table_a, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen_a-2) - READ_NEXT_PAIR(radioa_array_table_a, v1, v2, i); - - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_PAIR(radioa_array_table_a, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen_a - 2) { - _rtl8821ae_config_rf_radio_a(hw, v1, v2); - READ_NEXT_PAIR(radioa_array_table_a, v1, v2, i); - } - - while (v2 != 0xDEAD && i < radioa_arraylen_a-2) - READ_NEXT_PAIR(radioa_array_table_a, v1, v2, i); - - } - } - } + return __rtl8821ae_phy_config_with_headerfile(hw, + radioa_array_table_a, radioa_arraylen_a, + _rtl8821ae_config_rf_radio_a); break; case RF90_PATH_B: - for (i = 0; i < radioa_arraylen_b; i = i + 2) { - v1 = radioa_array_table_b[i]; - v2 = radioa_array_table_b[i+1]; - if (v1 < 0xcdcdcdcd) { - _rtl8821ae_config_rf_radio_b(hw, v1, v2); - continue; - } else{/*This line is the start line of branch.*/ - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_PAIR(radioa_array_table_b, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen_b-2) - READ_NEXT_PAIR(radioa_array_table_b, v1, v2, i); - - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_PAIR(radioa_array_table_b, v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen_b-2) { - _rtl8821ae_config_rf_radio_b(hw, v1, v2); - READ_NEXT_PAIR(radioa_array_table_b, v1, v2, i); - } - - while (v2 != 0xDEAD && i < radioa_arraylen_b-2) - READ_NEXT_PAIR(radioa_array_table_b, v1, v2, i); - } - } - } + return __rtl8821ae_phy_config_with_headerfile(hw, + radioa_array_table_b, radioa_arraylen_b, + _rtl8821ae_config_rf_radio_b); break; case RF90_PATH_C: case RF90_PATH_D: @@ -2072,21 +2042,10 @@ bool rtl8812ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, bool rtl8821ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, enum radio_path rfpath) { - #define READ_NEXT_RF_PAIR(v1, v2, i) \ - do { \ - i += 2; \ - v1 = radioa_array_table[i]; \ - v2 = radioa_array_table[i+1]; \ - } \ - while (0) - - int i; bool rtstatus = true; u32 *radioa_array_table; u16 radioa_arraylen; struct rtl_priv *rtlpriv = rtl_priv(hw); - /* struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); */ - u32 v1 = 0, v2 = 0; radioa_arraylen = RTL8821AE_RADIOA_1TARRAYLEN; radioa_array_table = RTL8821AE_RADIOA_ARRAY; @@ -2096,35 +2055,9 @@ bool rtl8821ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw, rtstatus = true; switch (rfpath) { case RF90_PATH_A: - for (i = 0; i < radioa_arraylen; i = i + 2) { - v1 = radioa_array_table[i]; - v2 = radioa_array_table[i+1]; - if (v1 < 0xcdcdcdcd) - _rtl8821ae_config_rf_radio_a(hw, v1, v2); - else{/*This line is the start line of branch.*/ - if (!_rtl8821ae_check_condition(hw, v1)) { - /*Discard the following (offset, data) pairs*/ - READ_NEXT_RF_PAIR(v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen - 2) - READ_NEXT_RF_PAIR(v1, v2, i); - - i -= 2; /* prevent from for-loop += 2*/ - } else {/*Configure matched pairs and skip to end of if-else.*/ - READ_NEXT_RF_PAIR(v1, v2, i); - while (v2 != 0xDEAD && - v2 != 0xCDEF && - v2 != 0xCDCD && i < radioa_arraylen - 2) { - _rtl8821ae_config_rf_radio_a(hw, v1, v2); - READ_NEXT_RF_PAIR(v1, v2, i); - } - - while (v2 != 0xDEAD && i < radioa_arraylen - 2) - READ_NEXT_RF_PAIR(v1, v2, i); - } - } - } + return __rtl8821ae_phy_config_with_headerfile(hw, + radioa_array_table, radioa_arraylen, + _rtl8821ae_config_rf_radio_a); break; case RF90_PATH_B: diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c index 77cf3b2cd3f1..abaf34cb1433 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.c @@ -203,7 +203,7 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) fw_name = "rtlwifi/rtl8812aefw.bin"; wowlan_fw_name = "rtlwifi/rtl8812aefw_wowlan.bin"; } else { - fw_name = "rtlwifi/rtl8821aefw.bin"; + fw_name = "rtlwifi/rtl8821aefw_29.bin"; wowlan_fw_name = "rtlwifi/rtl8821aefw_wowlan.bin"; } @@ -214,8 +214,16 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw) rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); if (err) { - pr_err("Failed to request normal firmware!\n"); - return 1; + /* Failed to get firmware. Check if old version available */ + fw_name = "rtlwifi/rtl8821aefw.bin"; + pr_info("Using firmware %s\n", fw_name); + err = request_firmware_nowait(THIS_MODULE, 1, fw_name, + rtlpriv->io.dev, GFP_KERNEL, hw, + rtl_fw_cb); + if (err) { + pr_err("Failed to request normal firmware!\n"); + return 1; + } } /*load wowlan firmware*/ pr_info("Using firmware %s\n", wowlan_fw_name); @@ -428,6 +436,7 @@ MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Realtek 8821ae 802.11ac PCI wireless"); MODULE_FIRMWARE("rtlwifi/rtl8821aefw.bin"); +MODULE_FIRMWARE("rtlwifi/rtl8821aefw_29.bin"); module_param_named(swenc, rtl8821ae_mod_params.sw_crypto, bool, 0444); module_param_named(debug_level, rtl8821ae_mod_params.debug_level, int, 0644); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c index 62a0fb76f080..408c4611e5de 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c @@ -38,7 +38,7 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0x824, 0x00030FE0, 0x828, 0x00000000, 0x82C, 0x002083DD, - 0x830, 0x2AAA6C86, + 0x830, 0x2EAAEEB8, 0x834, 0x0037A706, 0x838, 0x06C89B44, 0x83C, 0x0000095B, @@ -68,7 +68,7 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0x8BC, 0x4CA520A3, 0x8C0, 0x27F00020, 0x8C4, 0x00000000, - 0x8C8, 0x00013169, + 0x8C8, 0x00012D69, 0x8CC, 0x08248492, 0x8D0, 0x0000B800, 0x8DC, 0x00000000, @@ -76,13 +76,7 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0x8D8, 0x290B5612, 0x8F8, 0x400002C0, 0x8FC, 0x00000000, - 0xFF0F07D8, 0xABCD, 0x900, 0x00000701, - 0xFF0F07D0, 0xCDEF, - 0x900, 0x00000701, - 0xCDCDCDCD, 0xCDCD, - 0x900, 0x00000700, - 0xFF0F07D8, 0xDEAD, 0x90C, 0x00000000, 0x910, 0x0000FC00, 0x914, 0x00000404, @@ -120,7 +114,7 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0x9D4, 0x00000000, 0x9D8, 0x00000000, 0x9DC, 0x00000000, - 0x9E4, 0x00000002, + 0x9E4, 0x00000003, 0x9E8, 0x000002D5, 0xA00, 0x00D047C8, 0xA04, 0x01FF000C, @@ -189,7 +183,21 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0xC5C, 0x00000058, 0xC60, 0x34344443, 0xC64, 0x07003333, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, + 0xC68, 0x59791979, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, + 0xC68, 0x59791979, + 0x90000002, 0x00000000, 0x40000000, 0x00000000, + 0xC68, 0x59791979, + 0x90000004, 0x00000000, 0x40000000, 0x00000000, + 0xC68, 0x59791979, + 0x90000001, 0x00000000, 0x40000000, 0x00000000, + 0xC68, 0x59791979, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0xC68, 0x59791979, + 0xA0000000, 0x00000000, + 0xC68, 0x59799979, + 0xB0000000, 0x00000000, 0xC6C, 0x59795979, 0xC70, 0x19795979, 0xC74, 0x19795979, @@ -203,19 +211,7 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0xCA0, 0x00000029, 0xCA4, 0x08040201, 0xCA8, 0x80402010, - 0xFF0F0740, 0xABCD, - 0xCB0, 0x77547717, - 0xFF0F01C0, 0xCDEF, - 0xCB0, 0x77547717, - 0xFF0F02C0, 0xCDEF, - 0xCB0, 0x77547717, - 0xFF0F07D8, 0xCDEF, - 0xCB0, 0x54547710, - 0xFF0F07D0, 0xCDEF, - 0xCB0, 0x54547710, - 0xCDCDCDCD, 0xCDCD, 0xCB0, 0x77547777, - 0xFF0F0740, 0xDEAD, 0xCB4, 0x00000077, 0xCB8, 0x00508242, 0xE00, 0x00000007, @@ -257,23 +253,14 @@ u32 RTL8812AE_PHY_REG_ARRAY[] = { 0xEA0, 0x00000029, 0xEA4, 0x08040201, 0xEA8, 0x80402010, - 0xFF0F0740, 0xABCD, - 0xEB0, 0x77547717, - 0xFF0F01C0, 0xCDEF, - 0xEB0, 0x77547717, - 0xFF0F02C0, 0xCDEF, - 0xEB0, 0x77547717, - 0xFF0F07D8, 0xCDEF, - 0xEB0, 0x54547710, - 0xFF0F07D0, 0xCDEF, - 0xEB0, 0x54547710, - 0xCDCDCDCD, 0xCDCD, 0xEB0, 0x77547777, - 0xFF0F0740, 0xDEAD, 0xEB4, 0x00000077, 0xEB8, 0x00508242, }; +u32 RTL8812AE_PHY_REG_1TARRAYLEN = + sizeof(RTL8812AE_PHY_REG_ARRAY) / sizeof(u32); + u32 RTL8821AE_PHY_REG_ARRAY[] = { 0x800, 0x0020D090, 0x804, 0x080112E0, @@ -449,6 +436,9 @@ u32 RTL8821AE_PHY_REG_ARRAY[] = { 0xCB8, 0x00508240, }; +u32 RTL8821AE_PHY_REG_1TARRAYLEN = + sizeof(RTL8821AE_PHY_REG_ARRAY) / sizeof(u32); + u32 RTL8812AE_PHY_REG_ARRAY_PG[] = { 0, 0, 0, 0x00000c20, 0xffffffff, 0x34363840, 0, 0, 0, 0x00000c24, 0xffffffff, 0x42424444, @@ -498,6 +488,9 @@ u32 RTL8812AE_PHY_REG_ARRAY_PG[] = { 1, 1, 1, 0x00000e4c, 0xffffffff, 0x22242628 }; +u32 RTL8812AE_PHY_REG_ARRAY_PGLEN = + sizeof(RTL8812AE_PHY_REG_ARRAY_PG) / sizeof(u32); + u32 RTL8821AE_PHY_REG_ARRAY_PG[] = { 0, 0, 0, 0x00000c20, 0xffffffff, 0x32343638, 0, 0, 0, 0x00000c24, 0xffffffff, 0x36363838, @@ -516,6 +509,9 @@ u32 RTL8821AE_PHY_REG_ARRAY_PG[] = { 1, 0, 0, 0x00000c44, 0x0000ffff, 0x00002022 }; +u32 RTL8821AE_PHY_REG_ARRAY_PGLEN = + sizeof(RTL8821AE_PHY_REG_ARRAY_PG) / sizeof(u32); + u32 RTL8812AE_RADIOA_ARRAY[] = { 0x000, 0x00010000, 0x018, 0x0001712A, @@ -523,26 +519,25 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x066, 0x00040000, 0x01E, 0x00080000, 0x089, 0x00000080, - 0xFF0F0740, 0xABCD, - 0x086, 0x00014B38, - 0xFF0F02C0, 0xCDEF, - 0x086, 0x00014B38, - 0xFF0F01C0, 0xCDEF, - 0x086, 0x00014B38, - 0xFF0F07D8, 0xCDEF, + 0x80000001, 0x00000000, 0x40000000, 0x00000000, 0x086, 0x00014B3A, - 0xFF0F07D0, 0xCDEF, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0x086, 0x00014B3A, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x086, 0x00014B38, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, + 0x80000004, 0x00000000, 0x40000000, 0x00000000, + 0x08B, 0x00080180, + 0xA0000000, 0x00000000, + 0x08B, 0x00087180, + 0xB0000000, 0x00000000, 0x0B1, 0x0001FC1A, 0x0B3, 0x000F0810, 0x0B4, 0x0001A78D, 0x0BA, 0x00086180, 0x018, 0x00000006, 0x0EF, 0x00002000, - 0xFF0F07D8, 0xABCD, + 0x80000001, 0x00000000, 0x40000000, 0x00000000, 0x03B, 0x0003F218, 0x03B, 0x00030A58, 0x03B, 0x0002FA58, @@ -550,7 +545,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x03B, 0x0001FA50, 0x03B, 0x00010248, 0x03B, 0x00008240, - 0xFF0F07D0, 0xCDEF, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0x03B, 0x0003F218, 0x03B, 0x00030A58, 0x03B, 0x0002FA58, @@ -558,7 +553,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x03B, 0x0001FA50, 0x03B, 0x00010248, 0x03B, 0x00008240, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x03B, 0x00038A58, 0x03B, 0x00037A58, 0x03B, 0x0002A590, @@ -566,9 +561,9 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x03B, 0x00018248, 0x03B, 0x00010240, 0x03B, 0x00008240, - 0xFF0F07D8, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000100, - 0xFF0F07D8, 0xABCD, + 0x80000002, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000A4EE, 0x034, 0x00009076, 0x034, 0x00008073, @@ -580,7 +575,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x034, 0x00002028, 0x034, 0x00001025, 0x034, 0x00000022, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x034, 0x0000ADF4, 0x034, 0x00009DF1, 0x034, 0x00008DEE, @@ -592,7 +587,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x034, 0x000024E7, 0x034, 0x0000146B, 0x034, 0x0000006D, - 0xFF0F07D8, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0EF, 0x000020A2, 0x0DF, 0x00000080, @@ -646,7 +641,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x03B, 0x0006B064, 0x03C, 0x00004000, 0x03A, 0x000000D8, - 0x03B, 0x00023070, + 0x03B, 0x00063070, 0x03C, 0x00004000, 0x03A, 0x00000468, 0x03B, 0x0005B870, @@ -685,43 +680,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x03B, 0x00082080, 0x03C, 0x00010000, 0x0EF, 0x00001100, - 0xFF0F0740, 0xABCD, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F02C0, 0xCDEF, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F01C0, 0xCDEF, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F07D8, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004A0B2, 0x034, 0x000490AF, 0x034, 0x00048070, @@ -733,80 +692,32 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x034, 0x0004200A, 0x034, 0x00041007, 0x034, 0x00040004, - 0xFF0F07D0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x034, 0x0004A0B2, 0x034, 0x000490AF, 0x034, 0x00048070, 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xCDCDCDCD, 0xCDCD, + 0x034, 0x0004604D, + 0x034, 0x0004504A, + 0x034, 0x00044047, + 0x034, 0x00043044, + 0x034, 0x00042007, + 0x034, 0x00041004, + 0x034, 0x00040001, + 0xA0000000, 0x00000000, 0x034, 0x0004ADF5, 0x034, 0x00049DF2, 0x034, 0x00048DEF, 0x034, 0x00047DEC, 0x034, 0x00046DE9, - 0x034, 0x00045DC9, - 0x034, 0x00044CE8, - 0x034, 0x000438CA, - 0x034, 0x00042889, - 0x034, 0x0004184A, - 0x034, 0x0004044A, - 0xFF0F0740, 0xDEAD, - 0xFF0F0740, 0xABCD, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F02C0, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F01C0, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F07D8, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F07D0, 0xCDEF, + 0x034, 0x00045DE6, + 0x034, 0x00044DE3, + 0x034, 0x000438C8, + 0x034, 0x000428C5, + 0x034, 0x000418C2, + 0x034, 0x000408C0, + 0xB0000000, 0x00000000, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0002A0B2, 0x034, 0x000290AF, 0x034, 0x00028070, @@ -818,32 +729,32 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x034, 0x0002200A, 0x034, 0x00021007, 0x034, 0x00020004, - 0xCDCDCDCD, 0xCDCD, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, + 0x034, 0x0002A0B4, + 0x034, 0x000290B1, + 0x034, 0x00028072, + 0x034, 0x0002706F, + 0x034, 0x0002604F, + 0x034, 0x0002504C, + 0x034, 0x00024049, + 0x034, 0x00023046, + 0x034, 0x00022009, + 0x034, 0x00021006, + 0x034, 0x00020003, + 0xA0000000, 0x00000000, 0x034, 0x0002ADF5, 0x034, 0x00029DF2, 0x034, 0x00028DEF, 0x034, 0x00027DEC, 0x034, 0x00026DE9, - 0x034, 0x00025DC9, - 0x034, 0x00024CE8, - 0x034, 0x000238CA, - 0x034, 0x00022889, - 0x034, 0x0002184A, - 0x034, 0x0002044A, - 0xFF0F0740, 0xDEAD, - 0xFF0F0740, 0xABCD, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F02C0, 0xCDEF, + 0x034, 0x00025DE6, + 0x034, 0x00024DE3, + 0x034, 0x000238C8, + 0x034, 0x000228C5, + 0x034, 0x000218C2, + 0x034, 0x000208C0, + 0xB0000000, 0x00000000, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000A0B2, 0x034, 0x000090AF, 0x034, 0x00008070, @@ -855,93 +766,33 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x034, 0x0000200A, 0x034, 0x00001007, 0x034, 0x00000004, - 0xFF0F01C0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x034, 0x0000A0B2, 0x034, 0x000090AF, 0x034, 0x00008070, 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F07D8, 0xCDEF, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F07D0, 0xCDEF, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xCDCDCDCD, 0xCDCD, + 0x034, 0x0000604D, + 0x034, 0x0000504A, + 0x034, 0x00004047, + 0x034, 0x00003044, + 0x034, 0x00002007, + 0x034, 0x00001004, + 0x034, 0x00000001, + 0xA0000000, 0x00000000, 0x034, 0x0000AFF7, 0x034, 0x00009DF7, 0x034, 0x00008DF4, 0x034, 0x00007DF1, 0x034, 0x00006DEE, - 0x034, 0x00005DCD, - 0x034, 0x00004CEB, + 0x034, 0x00005DEB, + 0x034, 0x00004DE8, 0x034, 0x000038CC, - 0x034, 0x0000288B, - 0x034, 0x0000184C, - 0x034, 0x0000044C, - 0xFF0F0740, 0xDEAD, + 0x034, 0x000028C9, + 0x034, 0x000018C6, + 0x034, 0x000008C3, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, - 0xFF0F0740, 0xABCD, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001D4, - 0x035, 0x000081D4, - 0x035, 0x000101D4, - 0x035, 0x000201B4, - 0x035, 0x000281B4, - 0x035, 0x000301B4, - 0x035, 0x000401B4, - 0x035, 0x000481B4, - 0x035, 0x000501B4, - 0xFF0F02C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001D4, - 0x035, 0x000081D4, - 0x035, 0x000101D4, - 0x035, 0x000201B4, - 0x035, 0x000281B4, - 0x035, 0x000301B4, - 0x035, 0x000401B4, - 0x035, 0x000481B4, - 0x035, 0x000501B4, - 0xFF0F01C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001D4, - 0x035, 0x000081D4, - 0x035, 0x000101D4, - 0x035, 0x000201B4, - 0x035, 0x000281B4, - 0x035, 0x000301B4, - 0x035, 0x000401B4, - 0x035, 0x000481B4, - 0x035, 0x000501B4, - 0xFF0F07D8, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, 0x035, 0x000001D4, @@ -953,7 +804,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x035, 0x000401B4, 0x035, 0x000481B4, 0x035, 0x000501B4, - 0xFF0F07D0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, 0x035, 0x000001D4, @@ -965,7 +816,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x035, 0x000401B4, 0x035, 0x000481B4, 0x035, 0x000501B4, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, 0x035, 0x00000188, @@ -977,54 +828,9 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x035, 0x000401D8, 0x035, 0x000481D8, 0x035, 0x000501D8, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, - 0xFF0F0740, 0xABCD, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00004BFB, - 0x036, 0x0000CBFB, - 0x036, 0x00014BFB, - 0x036, 0x0001CBFB, - 0x036, 0x00024F4B, - 0x036, 0x0002CF4B, - 0x036, 0x00034F4B, - 0x036, 0x0003CF4B, - 0x036, 0x00044F4B, - 0x036, 0x0004CF4B, - 0x036, 0x00054F4B, - 0x036, 0x0005CF4B, - 0xFF0F02C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00004BFB, - 0x036, 0x0000CBFB, - 0x036, 0x00014BFB, - 0x036, 0x0001CBFB, - 0x036, 0x00024F4B, - 0x036, 0x0002CF4B, - 0x036, 0x00034F4B, - 0x036, 0x0003CF4B, - 0x036, 0x00044F4B, - 0x036, 0x0004CF4B, - 0x036, 0x00054F4B, - 0x036, 0x0005CF4B, - 0xFF0F01C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00004BFB, - 0x036, 0x0000CBFB, - 0x036, 0x00014BFB, - 0x036, 0x0001CBFB, - 0x036, 0x00024F4B, - 0x036, 0x0002CF4B, - 0x036, 0x00034F4B, - 0x036, 0x0003CF4B, - 0x036, 0x00044F4B, - 0x036, 0x0004CF4B, - 0x036, 0x00054F4B, - 0x036, 0x0005CF4B, - 0xFF0F07D8, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00004BFB, @@ -1039,7 +845,7 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x036, 0x0004CF4B, 0x036, 0x00054F4B, 0x036, 0x0005CF4B, - 0xFF0F07D0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00004BFB, @@ -1054,91 +860,61 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x036, 0x0004CF4B, 0x036, 0x00054F4B, 0x036, 0x0005CF4B, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00084EB4, 0x036, 0x0008CC35, 0x036, 0x00094C35, 0x036, 0x0009CC35, - 0x036, 0x000A4935, + 0x036, 0x000A4C35, 0x036, 0x000ACC35, 0x036, 0x000B4C35, 0x036, 0x000BCC35, - 0x036, 0x000C4EB4, - 0x036, 0x000CCEB5, - 0x036, 0x000D4EB5, - 0x036, 0x000DCEB5, - 0xFF0F0740, 0xDEAD, + 0x036, 0x000C4C34, + 0x036, 0x000CCC35, + 0x036, 0x000D4C35, + 0x036, 0x000DCC35, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0EF, 0x00000008, - 0xFF0F0740, 0xABCD, - 0x03C, 0x000002CC, - 0x03C, 0x00000522, - 0x03C, 0x00000902, - 0xFF0F02C0, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x000002CC, 0x03C, 0x00000522, 0x03C, 0x00000902, - 0xFF0F01C0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x03C, 0x000002CC, 0x03C, 0x00000522, 0x03C, 0x00000902, - 0xFF0F07D8, 0xCDEF, - 0x03C, 0x000002CC, - 0x03C, 0x00000522, - 0x03C, 0x00000902, - 0xFF0F07D0, 0xCDEF, - 0x03C, 0x000002CC, - 0x03C, 0x00000522, - 0x03C, 0x00000902, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x03C, 0x000002A8, 0x03C, 0x000005A2, 0x03C, 0x00000880, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000002, 0x0DF, 0x00000080, - 0x01F, 0x00040064, - 0xFF0F0740, 0xABCD, - 0x061, 0x000FDD43, - 0x062, 0x00038F4B, - 0x063, 0x00032117, - 0x064, 0x000194AC, - 0x065, 0x000931D1, - 0xFF0F02C0, 0xCDEF, + 0x01F, 0x00000064, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000FDD43, 0x062, 0x00038F4B, 0x063, 0x00032117, 0x064, 0x000194AC, 0x065, 0x000931D1, - 0xFF0F01C0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x061, 0x000FDD43, 0x062, 0x00038F4B, 0x063, 0x00032117, 0x064, 0x000194AC, - 0x065, 0x000931D1, - 0xFF0F07D8, 0xCDEF, - 0x061, 0x000FDD43, - 0x062, 0x00038F4B, - 0x063, 0x00032117, - 0x064, 0x000194AC, - 0x065, 0x000931D1, - 0xFF0F07D0, 0xCDEF, - 0x061, 0x000FDD43, - 0x062, 0x00038F4B, - 0x063, 0x00032117, - 0x064, 0x000194AC, - 0x065, 0x000931D1, - 0xCDCDCDCD, 0xCDCD, + 0x065, 0x000931D2, + 0xA0000000, 0x00000000, 0x061, 0x000E5D53, 0x062, 0x00038FCD, - 0x063, 0x000314EB, + 0x063, 0x000114EB, 0x064, 0x000196AC, 0x065, 0x000911D7, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, 0x008, 0x00008400, 0x01C, 0x000739D2, 0x0B4, 0x0001E78D, @@ -1149,29 +925,29 @@ u32 RTL8812AE_RADIOA_ARRAY[] = { 0x0FE, 0x00000000, 0x0B4, 0x0001A78D, 0x018, 0x0001712A, - }; +u32 RTL8812AE_RADIOA_1TARRAYLEN = sizeof(RTL8812AE_RADIOA_ARRAY) / sizeof(u32); + u32 RTL8812AE_RADIOB_ARRAY[] = { 0x056, 0x00051CF2, 0x066, 0x00040000, 0x089, 0x00000080, - 0xFF0F0740, 0xABCD, - 0x086, 0x00014B38, - 0xFF0F01C0, 0xCDEF, - 0x086, 0x00014B38, - 0xFF0F02C0, 0xCDEF, - 0x086, 0x00014B38, - 0xFF0F07D8, 0xCDEF, + 0x80000001, 0x00000000, 0x40000000, 0x00000000, 0x086, 0x00014B3A, - 0xFF0F07D0, 0xCDEF, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0x086, 0x00014B3A, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x086, 0x00014B38, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, + 0x80000004, 0x00000000, 0x40000000, 0x00000000, + 0x08B, 0x00080180, + 0xA0000000, 0x00000000, + 0x08B, 0x00087180, + 0xB0000000, 0x00000000, 0x018, 0x00000006, 0x0EF, 0x00002000, - 0xFF0F07D8, 0xABCD, + 0x80000001, 0x00000000, 0x40000000, 0x00000000, 0x03B, 0x0003F218, 0x03B, 0x00030A58, 0x03B, 0x0002FA58, @@ -1179,7 +955,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x03B, 0x0001FA50, 0x03B, 0x00010248, 0x03B, 0x00008240, - 0xFF0F07D0, 0xCDEF, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0x03B, 0x0003F218, 0x03B, 0x00030A58, 0x03B, 0x0002FA58, @@ -1187,7 +963,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x03B, 0x0001FA50, 0x03B, 0x00010248, 0x03B, 0x00008240, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x03B, 0x00038A58, 0x03B, 0x00037A58, 0x03B, 0x0002A590, @@ -1195,9 +971,9 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x03B, 0x00018248, 0x03B, 0x00010240, 0x03B, 0x00008240, - 0xFF0F07D8, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000100, - 0xFF0F07D8, 0xABCD, + 0x80000002, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000A4EE, 0x034, 0x00009076, 0x034, 0x00008073, @@ -1209,7 +985,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x034, 0x00002028, 0x034, 0x00001025, 0x034, 0x00000022, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x034, 0x0000ADF4, 0x034, 0x00009DF1, 0x034, 0x00008DEE, @@ -1221,7 +997,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x034, 0x000024E7, 0x034, 0x0000146B, 0x034, 0x0000006D, - 0xFF0F07D8, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0EF, 0x000020A2, 0x0DF, 0x00000080, @@ -1314,31 +1090,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x03B, 0x00082080, 0x03C, 0x00010000, 0x0EF, 0x00001100, - 0xFF0F0740, 0xABCD, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F01C0, 0xCDEF, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F02C0, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004A0B2, 0x034, 0x000490AF, 0x034, 0x00048070, @@ -1350,80 +1102,32 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x034, 0x0004200A, 0x034, 0x00041007, 0x034, 0x00040004, - 0xFF0F07D8, 0xCDEF, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xFF0F07D0, 0xCDEF, - 0x034, 0x0004A0B2, - 0x034, 0x000490AF, - 0x034, 0x00048070, - 0x034, 0x0004706D, - 0x034, 0x00046050, - 0x034, 0x0004504D, - 0x034, 0x0004404A, - 0x034, 0x00043047, - 0x034, 0x0004200A, - 0x034, 0x00041007, - 0x034, 0x00040004, - 0xCDCDCDCD, 0xCDCD, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, + 0x034, 0x0004A0B1, + 0x034, 0x000490AE, + 0x034, 0x0004806F, + 0x034, 0x0004706C, + 0x034, 0x0004604C, + 0x034, 0x00045049, + 0x034, 0x00044046, + 0x034, 0x00043043, + 0x034, 0x00042006, + 0x034, 0x00041003, + 0x034, 0x00040000, + 0xA0000000, 0x00000000, 0x034, 0x0004ADF5, 0x034, 0x00049DF2, 0x034, 0x00048DEF, 0x034, 0x00047DEC, 0x034, 0x00046DE9, - 0x034, 0x00045DC9, - 0x034, 0x00044CE8, - 0x034, 0x000438CA, - 0x034, 0x00042889, - 0x034, 0x0004184A, - 0x034, 0x0004044A, - 0xFF0F0740, 0xDEAD, - 0xFF0F0740, 0xABCD, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F01C0, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F02C0, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xFF0F07D8, 0xCDEF, + 0x034, 0x00045DE6, + 0x034, 0x00044DE3, + 0x034, 0x000438C8, + 0x034, 0x000428C5, + 0x034, 0x000418C2, + 0x034, 0x000408C0, + 0xB0000000, 0x00000000, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0002A0B2, 0x034, 0x000290AF, 0x034, 0x00028070, @@ -1435,68 +1139,32 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x034, 0x0002200A, 0x034, 0x00021007, 0x034, 0x00020004, - 0xFF0F07D0, 0xCDEF, - 0x034, 0x0002A0B2, - 0x034, 0x000290AF, - 0x034, 0x00028070, - 0x034, 0x0002706D, - 0x034, 0x00026050, - 0x034, 0x0002504D, - 0x034, 0x0002404A, - 0x034, 0x00023047, - 0x034, 0x0002200A, - 0x034, 0x00021007, - 0x034, 0x00020004, - 0xCDCDCDCD, 0xCDCD, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, + 0x034, 0x0002A0B3, + 0x034, 0x000290B0, + 0x034, 0x00028071, + 0x034, 0x0002706E, + 0x034, 0x0002604E, + 0x034, 0x0002504B, + 0x034, 0x00024048, + 0x034, 0x00023045, + 0x034, 0x00022008, + 0x034, 0x00021005, + 0x034, 0x00020002, + 0xA0000000, 0x00000000, 0x034, 0x0002ADF5, 0x034, 0x00029DF2, 0x034, 0x00028DEF, 0x034, 0x00027DEC, 0x034, 0x00026DE9, - 0x034, 0x00025DC9, - 0x034, 0x00024CE8, - 0x034, 0x000238CA, - 0x034, 0x00022889, - 0x034, 0x0002184A, - 0x034, 0x0002044A, - 0xFF0F0740, 0xDEAD, - 0xFF0F0740, 0xABCD, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F01C0, 0xCDEF, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F02C0, 0xCDEF, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, - 0x034, 0x00008070, - 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xFF0F07D8, 0xCDEF, + 0x034, 0x00025DE6, + 0x034, 0x00024DE3, + 0x034, 0x000238C8, + 0x034, 0x000228C5, + 0x034, 0x000218C2, + 0x034, 0x000208C0, + 0xB0000000, 0x00000000, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000A0B2, 0x034, 0x000090AF, 0x034, 0x00008070, @@ -1508,72 +1176,33 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x034, 0x0000200A, 0x034, 0x00001007, 0x034, 0x00000004, - 0xFF0F07D0, 0xCDEF, - 0x034, 0x0000A0B2, - 0x034, 0x000090AF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, + 0x034, 0x0000A0B3, + 0x034, 0x000090B0, 0x034, 0x00008070, 0x034, 0x0000706D, - 0x034, 0x00006050, - 0x034, 0x0000504D, - 0x034, 0x0000404A, - 0x034, 0x00003047, - 0x034, 0x0000200A, - 0x034, 0x00001007, - 0x034, 0x00000004, - 0xCDCDCDCD, 0xCDCD, + 0x034, 0x0000604D, + 0x034, 0x0000504A, + 0x034, 0x00004047, + 0x034, 0x00003044, + 0x034, 0x00002007, + 0x034, 0x00001004, + 0x034, 0x00000001, + 0xA0000000, 0x00000000, 0x034, 0x0000AFF7, 0x034, 0x00009DF7, 0x034, 0x00008DF4, 0x034, 0x00007DF1, 0x034, 0x00006DEE, - 0x034, 0x00005DCD, - 0x034, 0x00004CEB, + 0x034, 0x00005DEB, + 0x034, 0x00004DE8, 0x034, 0x000038CC, - 0x034, 0x0000288B, - 0x034, 0x0000184C, - 0x034, 0x0000044C, - 0xFF0F0740, 0xDEAD, - 0x0EF, 0x00000000, - 0xFF0F0740, 0xABCD, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001C5, - 0x035, 0x000081C5, - 0x035, 0x000101C5, - 0x035, 0x00020174, - 0x035, 0x00028174, - 0x035, 0x00030174, - 0x035, 0x00040185, - 0x035, 0x00048185, - 0x035, 0x00050185, - 0x0EF, 0x00000000, - 0xFF0F01C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001C5, - 0x035, 0x000081C5, - 0x035, 0x000101C5, - 0x035, 0x00020174, - 0x035, 0x00028174, - 0x035, 0x00030174, - 0x035, 0x00040185, - 0x035, 0x00048185, - 0x035, 0x00050185, - 0x0EF, 0x00000000, - 0xFF0F02C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000040, - 0x035, 0x000001C5, - 0x035, 0x000081C5, - 0x035, 0x000101C5, - 0x035, 0x00020174, - 0x035, 0x00028174, - 0x035, 0x00030174, - 0x035, 0x00040185, - 0x035, 0x00048185, - 0x035, 0x00050185, + 0x034, 0x000028C9, + 0x034, 0x000018C6, + 0x034, 0x000008C3, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, - 0xFF0F07D8, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, 0x035, 0x000001C5, @@ -1586,7 +1215,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x035, 0x00048185, 0x035, 0x00050185, 0x0EF, 0x00000000, - 0xFF0F07D0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, 0x035, 0x000001C5, @@ -1599,51 +1228,21 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x035, 0x00048185, 0x035, 0x00050185, 0x0EF, 0x00000000, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, - 0x035, 0x00000186, - 0x035, 0x00008186, - 0x035, 0x00010185, - 0x035, 0x000201D5, - 0x035, 0x000281D5, - 0x035, 0x000301D5, - 0x035, 0x000401D5, - 0x035, 0x000481D5, - 0x035, 0x000501D5, + 0x035, 0x00000188, + 0x035, 0x00008147, + 0x035, 0x00010147, + 0x035, 0x000201D7, + 0x035, 0x000281D7, + 0x035, 0x000301D7, + 0x035, 0x000401D8, + 0x035, 0x000481D8, + 0x035, 0x000501D8, 0x0EF, 0x00000000, - 0xFF0F0740, 0xDEAD, - 0xFF0F0740, 0xABCD, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00005B8B, - 0x036, 0x0000DB8B, - 0x036, 0x00015B8B, - 0x036, 0x0001DB8B, - 0x036, 0x000262DB, - 0x036, 0x0002E2DB, - 0x036, 0x000362DB, - 0x036, 0x0003E2DB, - 0x036, 0x0004553B, - 0x036, 0x0004D53B, - 0x036, 0x0005553B, - 0x036, 0x0005D53B, - 0xFF0F01C0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00005B8B, - 0x036, 0x0000DB8B, - 0x036, 0x00015B8B, - 0x036, 0x0001DB8B, - 0x036, 0x000262DB, - 0x036, 0x0002E2DB, - 0x036, 0x000362DB, - 0x036, 0x0003E2DB, - 0x036, 0x0004553B, - 0x036, 0x0004D53B, - 0x036, 0x0005553B, - 0x036, 0x0005D53B, - 0xFF0F02C0, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00005B8B, @@ -1658,7 +1257,7 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x036, 0x0004D53B, 0x036, 0x0005553B, 0x036, 0x0005D53B, - 0xFF0F07D8, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00005B8B, @@ -1673,109 +1272,71 @@ u32 RTL8812AE_RADIOB_ARRAY[] = { 0x036, 0x0004D53B, 0x036, 0x0005553B, 0x036, 0x0005D53B, - 0xFF0F07D0, 0xCDEF, - 0x018, 0x0001712A, - 0x0EF, 0x00000010, - 0x036, 0x00005B8B, - 0x036, 0x0000DB8B, - 0x036, 0x00015B8B, - 0x036, 0x0001DB8B, - 0x036, 0x000262DB, - 0x036, 0x0002E2DB, - 0x036, 0x000362DB, - 0x036, 0x0003E2DB, - 0x036, 0x0004553B, - 0x036, 0x0004D53B, - 0x036, 0x0005553B, - 0x036, 0x0005D53B, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, 0x036, 0x00084EB4, - 0x036, 0x0008C9B4, - 0x036, 0x000949B4, - 0x036, 0x0009C9B4, - 0x036, 0x000A4935, - 0x036, 0x000AC935, - 0x036, 0x000B4935, - 0x036, 0x000BC935, - 0x036, 0x000C4EB4, - 0x036, 0x000CCEB4, - 0x036, 0x000D4EB4, - 0x036, 0x000DCEB4, - 0xFF0F0740, 0xDEAD, + 0x036, 0x0008CC35, + 0x036, 0x00094C35, + 0x036, 0x0009CC35, + 0x036, 0x000A4C35, + 0x036, 0x000ACC35, + 0x036, 0x000B4C35, + 0x036, 0x000BCC35, + 0x036, 0x000C4C34, + 0x036, 0x000CCC35, + 0x036, 0x000D4C35, + 0x036, 0x000DCC35, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0EF, 0x00000008, - 0xFF0F0740, 0xABCD, - 0x03C, 0x000002DC, - 0x03C, 0x00000524, - 0x03C, 0x00000902, - 0xFF0F01C0, 0xCDEF, - 0x03C, 0x000002DC, - 0x03C, 0x00000524, - 0x03C, 0x00000902, - 0xFF0F02C0, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x000002DC, 0x03C, 0x00000524, 0x03C, 0x00000902, - 0xFF0F07D8, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x03C, 0x000002DC, 0x03C, 0x00000524, 0x03C, 0x00000902, - 0xFF0F07D0, 0xCDEF, - 0x03C, 0x000002DC, - 0x03C, 0x00000524, - 0x03C, 0x00000902, - 0xCDCDCDCD, 0xCDCD, - 0x03C, 0x000002AA, + 0xA0000000, 0x00000000, + 0x03C, 0x000002A8, 0x03C, 0x000005A2, 0x03C, 0x00000880, - 0xFF0F0740, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000002, 0x0DF, 0x00000080, - 0xFF0F0740, 0xABCD, - 0x061, 0x000EAC43, - 0x062, 0x00038F47, - 0x063, 0x00031157, - 0x064, 0x0001C4AC, - 0x065, 0x000931D1, - 0xFF0F01C0, 0xCDEF, + 0x80000008, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000EAC43, 0x062, 0x00038F47, 0x063, 0x00031157, 0x064, 0x0001C4AC, 0x065, 0x000931D1, - 0xFF0F02C0, 0xCDEF, + 0x90000008, 0x05000000, 0x40000000, 0x00000000, 0x061, 0x000EAC43, 0x062, 0x00038F47, 0x063, 0x00031157, 0x064, 0x0001C4AC, - 0x065, 0x000931D1, - 0xFF0F07D8, 0xCDEF, + 0x065, 0x000931D2, + 0x90000002, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000EAC43, 0x062, 0x00038F47, 0x063, 0x00031157, 0x064, 0x0001C4AC, 0x065, 0x000931D1, - 0xFF0F07D0, 0xCDEF, - 0x061, 0x000EAC43, - 0x062, 0x00038F47, - 0x063, 0x00031157, - 0x064, 0x0001C4AC, - 0x065, 0x000931D1, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x061, 0x000E5D53, 0x062, 0x00038FCD, - 0x063, 0x000314EB, + 0x063, 0x000114EB, 0x064, 0x000196AC, - 0x065, 0x000931D7, - 0xFF0F0740, 0xDEAD, + 0x065, 0x000911D7, + 0xB0000000, 0x00000000, 0x008, 0x00008400, - }; +u32 RTL8812AE_RADIOB_1TARRAYLEN = sizeof(RTL8812AE_RADIOB_ARRAY) / sizeof(u32); + u32 RTL8821AE_RADIOA_ARRAY[] = { 0x018, 0x0001712A, 0x056, 0x00051CF2, @@ -2285,16 +1846,16 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x0EF, 0x00000000, 0x0EF, 0x00000100, 0x034, 0x0000ADF3, - 0x034, 0x00009DEF, - 0x034, 0x00008DEC, - 0x034, 0x00007DE9, - 0x034, 0x00006CED, - 0x034, 0x00005CE9, - 0x034, 0x000044E9, - 0x034, 0x000034E6, - 0x034, 0x0000246A, - 0x034, 0x00001467, - 0x034, 0x00000068, + 0x034, 0x00009DF0, + 0x034, 0x00008D70, + 0x034, 0x00007D6D, + 0x034, 0x00006CEE, + 0x034, 0x00005CCC, + 0x034, 0x000044EC, + 0x034, 0x000034AC, + 0x034, 0x0000246D, + 0x034, 0x0000106F, + 0x034, 0x0000006C, 0x0EF, 0x00000000, 0x0ED, 0x00000010, 0x044, 0x0000ADF2, @@ -2365,18 +1926,21 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x0FE, 0x00000000, 0x0FE, 0x00000000, 0x018, 0x0001712A, + }; +u32 RTL8821AE_RADIOA_1TARRAYLEN = sizeof(RTL8821AE_RADIOA_ARRAY) / sizeof(u32); + u32 RTL8812AE_MAC_REG_ARRAY[] = { 0x010, 0x0000000C, - 0xFF0F0180, 0xABCD, - 0x025, 0x0000000F, - 0xFF0F01C0, 0xCDEF, + 0x80000200, 0x00000000, 0x40000000, 0x00000000, + 0x011, 0x00000066, + 0xA0000000, 0x00000000, + 0x011, 0x0000005A, + 0xB0000000, 0x00000000, 0x025, 0x0000000F, - 0xCDCDCDCD, 0xCDCD, - 0x025, 0x0000006F, - 0xFF0F0180, 0xDEAD, 0x072, 0x00000000, + 0x420, 0x00000080, 0x428, 0x0000000A, 0x429, 0x00000010, 0x430, 0x00000000, @@ -2443,7 +2007,7 @@ u32 RTL8812AE_MAC_REG_ARRAY[] = { 0x559, 0x00000002, 0x55C, 0x00000050, 0x55D, 0x000000FF, - 0x604, 0x00000001, + 0x604, 0x00000009, 0x605, 0x00000030, 0x607, 0x00000003, 0x608, 0x0000000E, @@ -2475,9 +2039,10 @@ u32 RTL8812AE_MAC_REG_ARRAY[] = { 0x70A, 0x00000065, 0x70B, 0x00000087, 0x718, 0x00000040, - }; +u32 RTL8812AE_MAC_1T_ARRAYLEN = sizeof(RTL8812AE_MAC_REG_ARRAY) / sizeof(u32); + u32 RTL8821AE_MAC_REG_ARRAY[] = { 0x428, 0x0000000A, 0x429, 0x00000010, @@ -2578,8 +2143,10 @@ u32 RTL8821AE_MAC_REG_ARRAY[] = { 0x718, 0x00000040, }; +u32 RTL8821AE_MAC_1T_ARRAYLEN = sizeof(RTL8821AE_MAC_REG_ARRAY) / sizeof(u32); + u32 RTL8812AE_AGC_TAB_ARRAY[] = { - 0xFF0F07D8, 0xABCD, + 0x80000001, 0x00000000, 0x40000000, 0x00000000, 0x81C, 0xFC000001, 0x81C, 0xFB020001, 0x81C, 0xFA040001, @@ -2644,7 +2211,7 @@ u32 RTL8812AE_AGC_TAB_ARRAY[] = { 0x81C, 0x217A0001, 0x81C, 0x217C0001, 0x81C, 0x217E0001, - 0xFF0F07D0, 0xCDEF, + 0x90000001, 0x00000005, 0x40000000, 0x00000000, 0x81C, 0xF9000001, 0x81C, 0xF8020001, 0x81C, 0xF7040001, @@ -2709,7 +2276,7 @@ u32 RTL8812AE_AGC_TAB_ARRAY[] = { 0x81C, 0x217A0001, 0x81C, 0x217C0001, 0x81C, 0x217E0001, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x81C, 0xFF000001, 0x81C, 0xFF020001, 0x81C, 0xFF040001, @@ -2774,333 +2341,8 @@ u32 RTL8812AE_AGC_TAB_ARRAY[] = { 0x81C, 0x417A0001, 0x81C, 0x417C0001, 0x81C, 0x417E0001, - 0xFF0F07D8, 0xDEAD, - 0xFF0F0180, 0xABCD, - 0x81C, 0xFC800001, - 0x81C, 0xFB820001, - 0x81C, 0xFA840001, - 0x81C, 0xF9860001, - 0x81C, 0xF8880001, - 0x81C, 0xF78A0001, - 0x81C, 0xF68C0001, - 0x81C, 0xF58E0001, - 0x81C, 0xF4900001, - 0x81C, 0xF3920001, - 0x81C, 0xF2940001, - 0x81C, 0xF1960001, - 0x81C, 0xF0980001, - 0x81C, 0xEF9A0001, - 0x81C, 0xEE9C0001, - 0x81C, 0xED9E0001, - 0x81C, 0xECA00001, - 0x81C, 0xEBA20001, - 0x81C, 0xEAA40001, - 0x81C, 0xE9A60001, - 0x81C, 0xE8A80001, - 0x81C, 0xE7AA0001, - 0x81C, 0xE6AC0001, - 0x81C, 0xE5AE0001, - 0x81C, 0xE4B00001, - 0x81C, 0xE3B20001, - 0x81C, 0xA8B40001, - 0x81C, 0xA7B60001, - 0x81C, 0xA6B80001, - 0x81C, 0xA5BA0001, - 0x81C, 0xA4BC0001, - 0x81C, 0xA3BE0001, - 0x81C, 0xA2C00001, - 0x81C, 0xA1C20001, - 0x81C, 0x68C40001, - 0x81C, 0x67C60001, - 0x81C, 0x66C80001, - 0x81C, 0x65CA0001, - 0x81C, 0x64CC0001, - 0x81C, 0x47CE0001, - 0x81C, 0x46D00001, - 0x81C, 0x45D20001, - 0x81C, 0x44D40001, - 0x81C, 0x43D60001, - 0x81C, 0x42D80001, - 0x81C, 0x08DA0001, - 0x81C, 0x07DC0001, - 0x81C, 0x06DE0001, - 0x81C, 0x05E00001, - 0x81C, 0x04E20001, - 0x81C, 0x03E40001, - 0x81C, 0x02E60001, - 0x81C, 0x01E80001, - 0x81C, 0x01EA0001, - 0x81C, 0x01EC0001, - 0x81C, 0x01EE0001, - 0x81C, 0x01F00001, - 0x81C, 0x01F20001, - 0x81C, 0x01F40001, - 0x81C, 0x01F60001, - 0x81C, 0x01F80001, - 0x81C, 0x01FA0001, - 0x81C, 0x01FC0001, - 0x81C, 0x01FE0001, - 0xFF0F0280, 0xCDEF, - 0x81C, 0xFC800001, - 0x81C, 0xFB820001, - 0x81C, 0xFA840001, - 0x81C, 0xF9860001, - 0x81C, 0xF8880001, - 0x81C, 0xF78A0001, - 0x81C, 0xF68C0001, - 0x81C, 0xF58E0001, - 0x81C, 0xF4900001, - 0x81C, 0xF3920001, - 0x81C, 0xF2940001, - 0x81C, 0xF1960001, - 0x81C, 0xF0980001, - 0x81C, 0xEF9A0001, - 0x81C, 0xEE9C0001, - 0x81C, 0xED9E0001, - 0x81C, 0xECA00001, - 0x81C, 0xEBA20001, - 0x81C, 0xEAA40001, - 0x81C, 0xE9A60001, - 0x81C, 0xE8A80001, - 0x81C, 0xE7AA0001, - 0x81C, 0xE6AC0001, - 0x81C, 0xE5AE0001, - 0x81C, 0xE4B00001, - 0x81C, 0xE3B20001, - 0x81C, 0xA8B40001, - 0x81C, 0xA7B60001, - 0x81C, 0xA6B80001, - 0x81C, 0xA5BA0001, - 0x81C, 0xA4BC0001, - 0x81C, 0xA3BE0001, - 0x81C, 0xA2C00001, - 0x81C, 0xA1C20001, - 0x81C, 0x68C40001, - 0x81C, 0x67C60001, - 0x81C, 0x66C80001, - 0x81C, 0x65CA0001, - 0x81C, 0x64CC0001, - 0x81C, 0x47CE0001, - 0x81C, 0x46D00001, - 0x81C, 0x45D20001, - 0x81C, 0x44D40001, - 0x81C, 0x43D60001, - 0x81C, 0x42D80001, - 0x81C, 0x08DA0001, - 0x81C, 0x07DC0001, - 0x81C, 0x06DE0001, - 0x81C, 0x05E00001, - 0x81C, 0x04E20001, - 0x81C, 0x03E40001, - 0x81C, 0x02E60001, - 0x81C, 0x01E80001, - 0x81C, 0x01EA0001, - 0x81C, 0x01EC0001, - 0x81C, 0x01EE0001, - 0x81C, 0x01F00001, - 0x81C, 0x01F20001, - 0x81C, 0x01F40001, - 0x81C, 0x01F60001, - 0x81C, 0x01F80001, - 0x81C, 0x01FA0001, - 0x81C, 0x01FC0001, - 0x81C, 0x01FE0001, - 0xFF0F01C0, 0xCDEF, - 0x81C, 0xFC800001, - 0x81C, 0xFB820001, - 0x81C, 0xFA840001, - 0x81C, 0xF9860001, - 0x81C, 0xF8880001, - 0x81C, 0xF78A0001, - 0x81C, 0xF68C0001, - 0x81C, 0xF58E0001, - 0x81C, 0xF4900001, - 0x81C, 0xF3920001, - 0x81C, 0xF2940001, - 0x81C, 0xF1960001, - 0x81C, 0xF0980001, - 0x81C, 0xEF9A0001, - 0x81C, 0xEE9C0001, - 0x81C, 0xED9E0001, - 0x81C, 0xECA00001, - 0x81C, 0xEBA20001, - 0x81C, 0xEAA40001, - 0x81C, 0xE9A60001, - 0x81C, 0xE8A80001, - 0x81C, 0xE7AA0001, - 0x81C, 0xE6AC0001, - 0x81C, 0xE5AE0001, - 0x81C, 0xE4B00001, - 0x81C, 0xE3B20001, - 0x81C, 0xA8B40001, - 0x81C, 0xA7B60001, - 0x81C, 0xA6B80001, - 0x81C, 0xA5BA0001, - 0x81C, 0xA4BC0001, - 0x81C, 0xA3BE0001, - 0x81C, 0xA2C00001, - 0x81C, 0xA1C20001, - 0x81C, 0x68C40001, - 0x81C, 0x67C60001, - 0x81C, 0x66C80001, - 0x81C, 0x65CA0001, - 0x81C, 0x64CC0001, - 0x81C, 0x47CE0001, - 0x81C, 0x46D00001, - 0x81C, 0x45D20001, - 0x81C, 0x44D40001, - 0x81C, 0x43D60001, - 0x81C, 0x42D80001, - 0x81C, 0x08DA0001, - 0x81C, 0x07DC0001, - 0x81C, 0x06DE0001, - 0x81C, 0x05E00001, - 0x81C, 0x04E20001, - 0x81C, 0x03E40001, - 0x81C, 0x02E60001, - 0x81C, 0x01E80001, - 0x81C, 0x01EA0001, - 0x81C, 0x01EC0001, - 0x81C, 0x01EE0001, - 0x81C, 0x01F00001, - 0x81C, 0x01F20001, - 0x81C, 0x01F40001, - 0x81C, 0x01F60001, - 0x81C, 0x01F80001, - 0x81C, 0x01FA0001, - 0x81C, 0x01FC0001, - 0x81C, 0x01FE0001, - 0xFF0F02C0, 0xCDEF, - 0x81C, 0xFC800001, - 0x81C, 0xFB820001, - 0x81C, 0xFA840001, - 0x81C, 0xF9860001, - 0x81C, 0xF8880001, - 0x81C, 0xF78A0001, - 0x81C, 0xF68C0001, - 0x81C, 0xF58E0001, - 0x81C, 0xF4900001, - 0x81C, 0xF3920001, - 0x81C, 0xF2940001, - 0x81C, 0xF1960001, - 0x81C, 0xF0980001, - 0x81C, 0xEF9A0001, - 0x81C, 0xEE9C0001, - 0x81C, 0xED9E0001, - 0x81C, 0xECA00001, - 0x81C, 0xEBA20001, - 0x81C, 0xEAA40001, - 0x81C, 0xE9A60001, - 0x81C, 0xE8A80001, - 0x81C, 0xE7AA0001, - 0x81C, 0xE6AC0001, - 0x81C, 0xE5AE0001, - 0x81C, 0xE4B00001, - 0x81C, 0xE3B20001, - 0x81C, 0xA8B40001, - 0x81C, 0xA7B60001, - 0x81C, 0xA6B80001, - 0x81C, 0xA5BA0001, - 0x81C, 0xA4BC0001, - 0x81C, 0xA3BE0001, - 0x81C, 0xA2C00001, - 0x81C, 0xA1C20001, - 0x81C, 0x68C40001, - 0x81C, 0x67C60001, - 0x81C, 0x66C80001, - 0x81C, 0x65CA0001, - 0x81C, 0x64CC0001, - 0x81C, 0x47CE0001, - 0x81C, 0x46D00001, - 0x81C, 0x45D20001, - 0x81C, 0x44D40001, - 0x81C, 0x43D60001, - 0x81C, 0x42D80001, - 0x81C, 0x08DA0001, - 0x81C, 0x07DC0001, - 0x81C, 0x06DE0001, - 0x81C, 0x05E00001, - 0x81C, 0x04E20001, - 0x81C, 0x03E40001, - 0x81C, 0x02E60001, - 0x81C, 0x01E80001, - 0x81C, 0x01EA0001, - 0x81C, 0x01EC0001, - 0x81C, 0x01EE0001, - 0x81C, 0x01F00001, - 0x81C, 0x01F20001, - 0x81C, 0x01F40001, - 0x81C, 0x01F60001, - 0x81C, 0x01F80001, - 0x81C, 0x01FA0001, - 0x81C, 0x01FC0001, - 0x81C, 0x01FE0001, - 0xFF0F07D8, 0xCDEF, - 0x81C, 0xFC800001, - 0x81C, 0xFB820001, - 0x81C, 0xFA840001, - 0x81C, 0xF9860001, - 0x81C, 0xF8880001, - 0x81C, 0xF78A0001, - 0x81C, 0xF68C0001, - 0x81C, 0xF58E0001, - 0x81C, 0xF4900001, - 0x81C, 0xF3920001, - 0x81C, 0xF2940001, - 0x81C, 0xF1960001, - 0x81C, 0xF0980001, - 0x81C, 0xEF9A0001, - 0x81C, 0xEE9C0001, - 0x81C, 0xED9E0001, - 0x81C, 0xECA00001, - 0x81C, 0xEBA20001, - 0x81C, 0xEAA40001, - 0x81C, 0xE9A60001, - 0x81C, 0xE8A80001, - 0x81C, 0xE7AA0001, - 0x81C, 0xE6AC0001, - 0x81C, 0xE5AE0001, - 0x81C, 0xE4B00001, - 0x81C, 0xE3B20001, - 0x81C, 0xA8B40001, - 0x81C, 0xA7B60001, - 0x81C, 0xA6B80001, - 0x81C, 0xA5BA0001, - 0x81C, 0xA4BC0001, - 0x81C, 0xA3BE0001, - 0x81C, 0xA2C00001, - 0x81C, 0xA1C20001, - 0x81C, 0x68C40001, - 0x81C, 0x67C60001, - 0x81C, 0x66C80001, - 0x81C, 0x65CA0001, - 0x81C, 0x64CC0001, - 0x81C, 0x47CE0001, - 0x81C, 0x46D00001, - 0x81C, 0x45D20001, - 0x81C, 0x44D40001, - 0x81C, 0x43D60001, - 0x81C, 0x42D80001, - 0x81C, 0x08DA0001, - 0x81C, 0x07DC0001, - 0x81C, 0x06DE0001, - 0x81C, 0x05E00001, - 0x81C, 0x04E20001, - 0x81C, 0x03E40001, - 0x81C, 0x02E60001, - 0x81C, 0x01E80001, - 0x81C, 0x01EA0001, - 0x81C, 0x01EC0001, - 0x81C, 0x01EE0001, - 0x81C, 0x01F00001, - 0x81C, 0x01F20001, - 0x81C, 0x01F40001, - 0x81C, 0x01F60001, - 0x81C, 0x01F80001, - 0x81C, 0x01FA0001, - 0x81C, 0x01FC0001, - 0x81C, 0x01FE0001, - 0xFF0F07D0, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000004, 0x00000000, 0x40000000, 0x00000000, 0x81C, 0xFC800001, 0x81C, 0xFB820001, 0x81C, 0xFA840001, @@ -3165,7 +2407,7 @@ u32 RTL8812AE_AGC_TAB_ARRAY[] = { 0x81C, 0x01FA0001, 0x81C, 0x01FC0001, 0x81C, 0x01FE0001, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x81C, 0xFF800001, 0x81C, 0xFF820001, 0x81C, 0xFF840001, @@ -3230,14 +2472,16 @@ u32 RTL8812AE_AGC_TAB_ARRAY[] = { 0x81C, 0x01FA0001, 0x81C, 0x01FC0001, 0x81C, 0x01FE0001, - 0xFF0F0180, 0xDEAD, + 0xB0000000, 0x00000000, 0xC50, 0x00000022, 0xC50, 0x00000020, 0xE50, 0x00000022, 0xE50, 0x00000020, - }; +u32 RTL8812AE_AGC_TAB_1TARRAYLEN = + sizeof(RTL8812AE_AGC_TAB_ARRAY) / sizeof(u32); + u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0xBF000001, 0x81C, 0xBF020001, @@ -3430,9 +2674,11 @@ u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0x017E0101, 0xC50, 0x00000022, 0xC50, 0x00000020, - }; +u32 RTL8821AE_AGC_TAB_1TARRAYLEN = + sizeof(RTL8821AE_AGC_TAB_ARRAY) / sizeof(u32); + /****************************************************************************** * TXPWR_LMT.TXT ******************************************************************************/ @@ -3717,9 +2963,9 @@ u8 *RTL8812AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "OFDM", "1T", "100", "30", "ETSI", "5G", "20M", "OFDM", "1T", "100", "32", "MKK", "5G", "20M", "OFDM", "1T", "100", "32", - "FCC", "5G", "20M", "OFDM", "1T", "114", "30", - "ETSI", "5G", "20M", "OFDM", "1T", "114", "32", - "MKK", "5G", "20M", "OFDM", "1T", "114", "32", + "FCC", "5G", "20M", "OFDM", "1T", "104", "30", + "ETSI", "5G", "20M", "OFDM", "1T", "104", "32", + "MKK", "5G", "20M", "OFDM", "1T", "104", "32", "FCC", "5G", "20M", "OFDM", "1T", "108", "32", "ETSI", "5G", "20M", "OFDM", "1T", "108", "32", "MKK", "5G", "20M", "OFDM", "1T", "108", "32", @@ -3789,9 +3035,9 @@ u8 *RTL8812AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "HT", "1T", "100", "30", "ETSI", "5G", "20M", "HT", "1T", "100", "32", "MKK", "5G", "20M", "HT", "1T", "100", "32", - "FCC", "5G", "20M", "HT", "1T", "114", "30", - "ETSI", "5G", "20M", "HT", "1T", "114", "32", - "MKK", "5G", "20M", "HT", "1T", "114", "32", + "FCC", "5G", "20M", "HT", "1T", "104", "30", + "ETSI", "5G", "20M", "HT", "1T", "104", "32", + "MKK", "5G", "20M", "HT", "1T", "104", "32", "FCC", "5G", "20M", "HT", "1T", "108", "32", "ETSI", "5G", "20M", "HT", "1T", "108", "32", "MKK", "5G", "20M", "HT", "1T", "108", "32", @@ -3861,9 +3107,9 @@ u8 *RTL8812AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "HT", "2T", "100", "28", "ETSI", "5G", "20M", "HT", "2T", "100", "30", "MKK", "5G", "20M", "HT", "2T", "100", "30", - "FCC", "5G", "20M", "HT", "2T", "114", "28", - "ETSI", "5G", "20M", "HT", "2T", "114", "30", - "MKK", "5G", "20M", "HT", "2T", "114", "30", + "FCC", "5G", "20M", "HT", "2T", "104", "28", + "ETSI", "5G", "20M", "HT", "2T", "104", "30", + "MKK", "5G", "20M", "HT", "2T", "104", "30", "FCC", "5G", "20M", "HT", "2T", "108", "30", "ETSI", "5G", "20M", "HT", "2T", "108", "30", "MKK", "5G", "20M", "HT", "2T", "108", "30", @@ -4004,6 +3250,8 @@ u8 *RTL8812AE_TXPWR_LMT[] = { "MKK", "5G", "80M", "VHT", "2T", "155", "63" }; +u32 RTL8812AE_TXPWR_LMT_ARRAY_LEN = sizeof(RTL8812AE_TXPWR_LMT) / sizeof(u8 *); + u8 *RTL8821AE_TXPWR_LMT[] = { "FCC", "2.4G", "20M", "CCK", "1T", "01", "32", "ETSI", "2.4G", "20M", "CCK", "1T", "01", "32", @@ -4284,9 +3532,9 @@ u8 *RTL8821AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "OFDM", "1T", "100", "32", "ETSI", "5G", "20M", "OFDM", "1T", "100", "30", "MKK", "5G", "20M", "OFDM", "1T", "100", "30", - "FCC", "5G", "20M", "OFDM", "1T", "114", "32", - "ETSI", "5G", "20M", "OFDM", "1T", "114", "30", - "MKK", "5G", "20M", "OFDM", "1T", "114", "30", + "FCC", "5G", "20M", "OFDM", "1T", "104", "32", + "ETSI", "5G", "20M", "OFDM", "1T", "104", "30", + "MKK", "5G", "20M", "OFDM", "1T", "104", "30", "FCC", "5G", "20M", "OFDM", "1T", "108", "32", "ETSI", "5G", "20M", "OFDM", "1T", "108", "30", "MKK", "5G", "20M", "OFDM", "1T", "108", "30", @@ -4356,9 +3604,9 @@ u8 *RTL8821AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "HT", "1T", "100", "32", "ETSI", "5G", "20M", "HT", "1T", "100", "30", "MKK", "5G", "20M", "HT", "1T", "100", "30", - "FCC", "5G", "20M", "HT", "1T", "114", "32", - "ETSI", "5G", "20M", "HT", "1T", "114", "30", - "MKK", "5G", "20M", "HT", "1T", "114", "30", + "FCC", "5G", "20M", "HT", "1T", "104", "32", + "ETSI", "5G", "20M", "HT", "1T", "104", "30", + "MKK", "5G", "20M", "HT", "1T", "104", "30", "FCC", "5G", "20M", "HT", "1T", "108", "32", "ETSI", "5G", "20M", "HT", "1T", "108", "30", "MKK", "5G", "20M", "HT", "1T", "108", "30", @@ -4428,9 +3676,9 @@ u8 *RTL8821AE_TXPWR_LMT[] = { "FCC", "5G", "20M", "HT", "2T", "100", "28", "ETSI", "5G", "20M", "HT", "2T", "100", "30", "MKK", "5G", "20M", "HT", "2T", "100", "30", - "FCC", "5G", "20M", "HT", "2T", "114", "28", - "ETSI", "5G", "20M", "HT", "2T", "114", "30", - "MKK", "5G", "20M", "HT", "2T", "114", "30", + "FCC", "5G", "20M", "HT", "2T", "104", "28", + "ETSI", "5G", "20M", "HT", "2T", "104", "30", + "MKK", "5G", "20M", "HT", "2T", "104", "30", "FCC", "5G", "20M", "HT", "2T", "108", "30", "ETSI", "5G", "20M", "HT", "2T", "108", "30", "MKK", "5G", "20M", "HT", "2T", "108", "30", @@ -4570,3 +3818,5 @@ u8 *RTL8821AE_TXPWR_LMT[] = { "ETSI", "5G", "80M", "VHT", "2T", "155", "30", "MKK", "5G", "80M", "VHT", "2T", "155", "63" }; + +u32 RTL8821AE_TXPWR_LMT_ARRAY_LEN = sizeof(RTL8821AE_TXPWR_LMT) / sizeof(u8 *); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h index 24bcff6bc507..36c2388b60bc 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h @@ -29,32 +29,30 @@ #define __RTL8821AE_TABLE__H_ #include <linux/types.h> -#define RTL8821AEPHY_REG_1TARRAYLEN 344 +extern u32 RTL8821AE_PHY_REG_1TARRAYLEN; extern u32 RTL8821AE_PHY_REG_ARRAY[]; -#define RTL8812AEPHY_REG_1TARRAYLEN 490 +extern u32 RTL8812AE_PHY_REG_1TARRAYLEN; extern u32 RTL8812AE_PHY_REG_ARRAY[]; -#define RTL8821AEPHY_REG_ARRAY_PGLEN 90 +extern u32 RTL8821AE_PHY_REG_ARRAY_PGLEN; extern u32 RTL8821AE_PHY_REG_ARRAY_PG[]; -#define RTL8812AEPHY_REG_ARRAY_PGLEN 276 +extern u32 RTL8812AE_PHY_REG_ARRAY_PGLEN; extern u32 RTL8812AE_PHY_REG_ARRAY_PG[]; -/* #define RTL8723BE_RADIOA_1TARRAYLEN 206 */ -/* extern u8 *RTL8821AE_TXPWR_LMT_ARRAY[]; */ -#define RTL8812AE_RADIOA_1TARRAYLEN 1264 +extern u32 RTL8812AE_RADIOA_1TARRAYLEN; extern u32 RTL8812AE_RADIOA_ARRAY[]; -#define RTL8812AE_RADIOB_1TARRAYLEN 1240 +extern u32 RTL8812AE_RADIOB_1TARRAYLEN; extern u32 RTL8812AE_RADIOB_ARRAY[]; -#define RTL8821AE_RADIOA_1TARRAYLEN 1176 +extern u32 RTL8821AE_RADIOA_1TARRAYLEN; extern u32 RTL8821AE_RADIOA_ARRAY[]; -#define RTL8821AEMAC_1T_ARRAYLEN 194 +extern u32 RTL8821AE_MAC_1T_ARRAYLEN; extern u32 RTL8821AE_MAC_REG_ARRAY[]; -#define RTL8812AEMAC_1T_ARRAYLEN 214 +extern u32 RTL8812AE_MAC_1T_ARRAYLEN; extern u32 RTL8812AE_MAC_REG_ARRAY[]; -#define RTL8821AEAGCTAB_1TARRAYLEN 382 +extern u32 RTL8821AE_AGC_TAB_1TARRAYLEN; extern u32 RTL8821AE_AGC_TAB_ARRAY[]; -#define RTL8812AEAGCTAB_1TARRAYLEN 1312 +extern u32 RTL8812AE_AGC_TAB_1TARRAYLEN; extern u32 RTL8812AE_AGC_TAB_ARRAY[]; -#define RTL8812AE_TXPWR_LMT_ARRAY_LEN 3948 +extern u32 RTL8812AE_TXPWR_LMT_ARRAY_LEN; extern u8 *RTL8812AE_TXPWR_LMT[]; -#define RTL8821AE_TXPWR_LMT_ARRAY_LEN 3948 +extern u32 RTL8821AE_TXPWR_LMT_ARRAY_LEN; extern u8 *RTL8821AE_TXPWR_LMT[]; #endif diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 65ef42b37651..c0d2601bc55f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -1529,6 +1529,10 @@ struct rtl_hal { u8 external_lna_2g; u8 external_pa_5g; u8 external_lna_5g; + u8 type_glna; + u8 type_gpa; + u8 type_alna; + u8 type_apa; u8 rfe_type; /*firmware */ @@ -2933,6 +2937,14 @@ static inline void rtl_write_byte(struct rtl_priv *rtlpriv, u32 addr, u8 val8) rtlpriv->io.read8_sync(rtlpriv, addr); } +static inline void rtl_write_byte_with_val32(struct ieee80211_hw *hw, + u32 addr, u32 val8) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + + rtl_write_byte(rtlpriv, addr, (u8)val8); +} + static inline void rtl_write_word(struct rtl_priv *rtlpriv, u32 addr, u16 val16) { rtlpriv->io.write16_async(rtlpriv, addr, val16); @@ -2966,6 +2978,12 @@ static inline void rtl_set_bbreg(struct ieee80211_hw *hw, u32 regaddr, rtlpriv->cfg->ops->set_bbreg(hw, regaddr, bitmask, data); } +static inline void rtl_set_bbreg_with_dwmask(struct ieee80211_hw *hw, + u32 regaddr, u32 data) +{ + rtl_set_bbreg(hw, regaddr, 0xffffffff, data); +} + static inline u32 rtl_get_rfreg(struct ieee80211_hw *hw, enum radio_path rfpath, u32 regaddr, u32 bitmask) diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 785334f7a538..3b68eaffb48c 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -3392,6 +3392,7 @@ static const struct net_device_ops rndis_wlan_netdev_ops = { .ndo_stop = usbnet_stop, .ndo_start_xmit = usbnet_start_xmit, .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_get_stats64 = usbnet_get_stats64, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = rndis_wlan_set_multicast_list, diff --git a/drivers/net/wireless/st/cw1200/cw1200_sdio.c b/drivers/net/wireless/st/cw1200/cw1200_sdio.c index d3acc85932a5..709f56e5ad87 100644 --- a/drivers/net/wireless/st/cw1200/cw1200_sdio.c +++ b/drivers/net/wireless/st/cw1200/cw1200_sdio.c @@ -10,6 +10,7 @@ */ #include <linux/module.h> +#include <linux/interrupt.h> #include <linux/gpio.h> #include <linux/delay.h> #include <linux/mmc/host.h> diff --git a/drivers/net/wireless/ti/wlcore/debugfs.c b/drivers/net/wireless/ti/wlcore/debugfs.c index 58e148d7bc7b..de7e2a5fdffa 100644 --- a/drivers/net/wireless/ti/wlcore/debugfs.c +++ b/drivers/net/wireless/ti/wlcore/debugfs.c @@ -1249,7 +1249,7 @@ static ssize_t fw_logger_write(struct file *file, } if (wl->conf.fwlog.output == 0) { - wl1271_warning("iligal opperation - fw logger disabled by default, please change mode via wlconf"); + wl1271_warning("invalid operation - fw logger disabled by default, please change mode via wlconf"); return -EINVAL; } diff --git a/drivers/net/wireless/ti/wlcore/testmode.c b/drivers/net/wireless/ti/wlcore/testmode.c index ddad58f614da..009ec07c4cec 100644 --- a/drivers/net/wireless/ti/wlcore/testmode.c +++ b/drivers/net/wireless/ti/wlcore/testmode.c @@ -366,7 +366,8 @@ int wl1271_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 nla_cmd; int err; - err = nla_parse(tb, WL1271_TM_ATTR_MAX, data, len, wl1271_tm_policy); + err = nla_parse(tb, WL1271_TM_ATTR_MAX, data, len, wl1271_tm_policy, + NULL); if (err) return err; diff --git a/drivers/net/wireless/ti/wlcore/vendor_cmd.c b/drivers/net/wireless/ti/wlcore/vendor_cmd.c index fd4e9ba176c9..5c0bcb1fe1a1 100644 --- a/drivers/net/wireless/ti/wlcore/vendor_cmd.c +++ b/drivers/net/wireless/ti/wlcore/vendor_cmd.c @@ -41,7 +41,7 @@ wlcore_vendor_cmd_smart_config_start(struct wiphy *wiphy, return -EINVAL; ret = nla_parse(tb, MAX_WLCORE_VENDOR_ATTR, data, data_len, - wlcore_vendor_attr_policy); + wlcore_vendor_attr_policy, NULL); if (ret) return ret; @@ -116,7 +116,7 @@ wlcore_vendor_cmd_smart_config_set_group_key(struct wiphy *wiphy, return -EINVAL; ret = nla_parse(tb, MAX_WLCORE_VENDOR_ATTR, data, data_len, - wlcore_vendor_attr_policy); + wlcore_vendor_attr_policy, NULL); if (ret) return ret; diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c index c5effd6c6be9..01ca1d57b3d9 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c @@ -1278,6 +1278,9 @@ static int eject_installer(struct usb_interface *intf) u8 bulk_out_ep; int r; + if (iface_desc->desc.bNumEndpoints < 2) + return -ENODEV; + /* Find bulk out endpoint */ for (r = 1; r >= 0; r--) { endpoint = &iface_desc->endpoint[r].desc; diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index d571bc330686..0042c365b29b 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -973,27 +973,6 @@ static int __pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, return msix_capability_init(dev, entries, nvec, affd); } -/** - * pci_enable_msix - configure device's MSI-X capability structure - * @dev: pointer to the pci_dev data structure of MSI-X device function - * @entries: pointer to an array of MSI-X entries (optional) - * @nvec: number of MSI-X irqs requested for allocation by device driver - * - * Setup the MSI-X capability structure of device function with the number - * of requested irqs upon its software driver call to request for - * MSI-X mode enabled on its hardware device function. A return of zero - * indicates the successful configuration of MSI-X capability structure - * with new allocated MSI-X irqs. A return of < 0 indicates a failure. - * Or a return of > 0 indicates that driver request is exceeding the number - * of irqs or MSI-X vectors available. Driver should use the returned value to - * re-send its request. - **/ -int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec) -{ - return __pci_enable_msix(dev, entries, nvec, NULL); -} -EXPORT_SYMBOL(pci_enable_msix); - void pci_msix_shutdown(struct pci_dev *dev) { struct msi_desc *entry; diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig index 1dc43fc5f65f..faad69a1a597 100644 --- a/drivers/remoteproc/Kconfig +++ b/drivers/remoteproc/Kconfig @@ -76,7 +76,7 @@ config QCOM_ADSP_PIL depends on OF && ARCH_QCOM depends on REMOTEPROC depends on QCOM_SMEM - depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n) + depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n) select MFD_SYSCON select QCOM_MDT_LOADER select QCOM_RPROC_COMMON @@ -93,7 +93,7 @@ config QCOM_Q6V5_PIL depends on OF && ARCH_QCOM depends on QCOM_SMEM depends on REMOTEPROC - depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n) + depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n) select MFD_SYSCON select QCOM_RPROC_COMMON select QCOM_SCM @@ -104,7 +104,7 @@ config QCOM_Q6V5_PIL config QCOM_WCNSS_PIL tristate "Qualcomm WCNSS Peripheral Image Loader" depends on OF && ARCH_QCOM - depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n) + depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n) depends on QCOM_SMEM depends on REMOTEPROC select QCOM_MDT_LOADER diff --git a/drivers/rpmsg/Kconfig b/drivers/rpmsg/Kconfig index f12ac0b28263..edc008f55663 100644 --- a/drivers/rpmsg/Kconfig +++ b/drivers/rpmsg/Kconfig @@ -16,7 +16,6 @@ config RPMSG_CHAR config RPMSG_QCOM_SMD tristate "Qualcomm Shared Memory Driver (SMD)" depends on QCOM_SMEM - depends on QCOM_SMD=n select RPMSG help Say y here to enable support for the Qualcomm Shared Memory Driver diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c index fd5944bbe224..730d9619400e 100644 --- a/drivers/s390/net/ctcm_fsms.c +++ b/drivers/s390/net/ctcm_fsms.c @@ -1283,7 +1283,7 @@ static void ctcmpc_chx_txdone(fsm_instance *fi, int event, void *arg) p_header = (struct pdu *) (skb_tail_pointer(ch->trans_skb) - skb->len); p_header->pdu_flag = 0x00; - if (skb->protocol == ntohs(ETH_P_SNAP)) + if (be16_to_cpu(skb->protocol) == ETH_P_SNAP) p_header->pdu_flag |= 0x60; else p_header->pdu_flag |= 0x20; diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c index ac65f12bcd43..198842ce6876 100644 --- a/drivers/s390/net/ctcm_main.c +++ b/drivers/s390/net/ctcm_main.c @@ -106,7 +106,7 @@ void ctcm_unpack_skb(struct channel *ch, struct sk_buff *pskb) priv->stats.rx_frame_errors++; return; } - pskb->protocol = ntohs(header->type); + pskb->protocol = cpu_to_be16(header->type); if ((header->length <= LL_HEADER_LENGTH) || (len <= LL_HEADER_LENGTH)) { if (!(ch->logflags & LOG_FLAG_ILLEGALSIZE)) { @@ -125,7 +125,7 @@ void ctcm_unpack_skb(struct channel *ch, struct sk_buff *pskb) header->length -= LL_HEADER_LENGTH; len -= LL_HEADER_LENGTH; if ((header->length > skb_tailroom(pskb)) || - (header->length > len)) { + (header->length > len)) { if (!(ch->logflags & LOG_FLAG_OVERRUN)) { CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR, "%s(%s): Packet size %d (overrun)" @@ -485,7 +485,7 @@ static int ctcm_transmit_skb(struct channel *ch, struct sk_buff *skb) } else { atomic_inc(&skb->users); header.length = l; - header.type = skb->protocol; + header.type = be16_to_cpu(skb->protocol); header.unused = 0; memcpy(skb_push(skb, LL_HEADER_LENGTH), &header, LL_HEADER_LENGTH); @@ -503,7 +503,7 @@ static int ctcm_transmit_skb(struct channel *ch, struct sk_buff *skb) atomic_inc(&skb->users); ch->prof.txlen += skb->len; header.length = skb->len + LL_HEADER_LENGTH; - header.type = skb->protocol; + header.type = be16_to_cpu(skb->protocol); header.unused = 0; memcpy(skb_push(skb, LL_HEADER_LENGTH), &header, LL_HEADER_LENGTH); block_len = skb->len + 2; @@ -690,7 +690,7 @@ static int ctcmpc_transmit_skb(struct channel *ch, struct sk_buff *skb) p_header->pdu_offset = skb->len; p_header->pdu_proto = 0x01; p_header->pdu_flag = 0x00; - if (skb->protocol == ntohs(ETH_P_SNAP)) { + if (be16_to_cpu(skb->protocol) == ETH_P_SNAP) { p_header->pdu_flag |= PDU_FIRST | PDU_CNTL; } else { p_header->pdu_flag |= PDU_FIRST; @@ -745,7 +745,7 @@ static int ctcmpc_transmit_skb(struct channel *ch, struct sk_buff *skb) p_header->pdu_proto = 0x01; p_header->pdu_flag = 0x00; p_header->pdu_seq = 0; - if (skb->protocol == ntohs(ETH_P_SNAP)) { + if (be16_to_cpu(skb->protocol) == ETH_P_SNAP) { p_header->pdu_flag |= PDU_FIRST | PDU_CNTL; } else { p_header->pdu_flag |= PDU_FIRST; diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c index 3f85b97ab8d2..dba94b486f05 100644 --- a/drivers/s390/net/netiucv.c +++ b/drivers/s390/net/netiucv.c @@ -635,7 +635,7 @@ static void netiucv_unpack_skb(struct iucv_connection *conn, skb_put(pskb, NETIUCV_HDRLEN); pskb->dev = dev; pskb->ip_summed = CHECKSUM_NONE; - pskb->protocol = ntohs(ETH_P_IP); + pskb->protocol = cpu_to_be16(ETH_P_IP); while (1) { struct sk_buff *skb; diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index d9561e39c3b2..f6aa21176d89 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -240,7 +240,6 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, #define QETH_TX_TIMEOUT 100 * HZ #define QETH_RCD_TIMEOUT 60 * HZ #define QETH_RECLAIM_WORK_TIME HZ -#define QETH_HEADER_SIZE 32 #define QETH_MAX_PORTNO 15 /*IPv6 address autoconfiguration stuff*/ @@ -447,7 +446,7 @@ struct qeth_qdio_out_buffer { atomic_t state; int next_element_to_fill; struct sk_buff_head skb_list; - int is_header[16]; + int is_header[QDIO_MAX_ELEMENTS_PER_BUFFER]; struct qaob *aob; struct qeth_qdio_out_q *q; @@ -503,22 +502,12 @@ struct qeth_qdio_info { int default_out_queue; }; -enum qeth_send_errors { - QETH_SEND_ERROR_NONE, - QETH_SEND_ERROR_LINK_FAILURE, - QETH_SEND_ERROR_RETRY, - QETH_SEND_ERROR_KICK_IT, -}; - #define QETH_ETH_MAC_V4 0x0100 /* like v4 */ #define QETH_ETH_MAC_V6 0x3333 /* like v6 */ /* tr mc mac is longer, but that will be enough to detect mc frames */ #define QETH_TR_MAC_NC 0xc000 /* non-canonical */ #define QETH_TR_MAC_C 0x0300 /* canonical */ -#define DEFAULT_ADD_HHLEN 0 -#define MAX_ADD_HHLEN 1024 - /** * buffer stuff for read channel */ @@ -644,7 +633,6 @@ struct qeth_reply { atomic_t refcnt; }; - struct qeth_card_blkt { int time_total; int inter_packet; @@ -685,7 +673,6 @@ struct qeth_card_options { struct qeth_ipa_info ipa6; struct qeth_sbp_info sbp; /* SETBRIDGEPORT options */ int fake_broadcast; - int add_hhlen; int layer2; int performance_stats; int rx_sg_cb; @@ -717,17 +704,16 @@ struct qeth_discipline { void (*start_poll)(struct ccw_device *, int, unsigned long); qdio_handler_t *input_handler; qdio_handler_t *output_handler; + int (*process_rx_buffer)(struct qeth_card *card, int budget, int *done); int (*recover)(void *ptr); int (*setup) (struct ccwgroup_device *); void (*remove) (struct ccwgroup_device *); int (*set_online) (struct ccwgroup_device *); int (*set_offline) (struct ccwgroup_device *); - void (*shutdown)(struct ccwgroup_device *); - int (*prepare) (struct ccwgroup_device *); - void (*complete) (struct ccwgroup_device *); int (*freeze)(struct ccwgroup_device *); int (*thaw) (struct ccwgroup_device *); int (*restore)(struct ccwgroup_device *); + int (*do_ioctl)(struct net_device *dev, struct ifreq *rq, int cmd); int (*control_event_handler)(struct qeth_card *card, struct qeth_ipa_cmd *cmd); }; @@ -856,9 +842,9 @@ static inline int qeth_get_ip_version(struct sk_buff *skb) { __be16 *p = &((struct ethhdr *)skb->data)->h_proto; - if (*p == ETH_P_8021Q) + if (be16_to_cpu(*p) == ETH_P_8021Q) p += 2; - switch (*p) { + switch (be16_to_cpu(*p)) { case ETH_P_IPV6: return 6; case ETH_P_IP: @@ -920,14 +906,12 @@ int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *, enum qeth_ipa_cmds, enum qeth_prot_versions); int qeth_query_setadapterparms(struct qeth_card *); -int qeth_check_qdio_errors(struct qeth_card *, struct qdio_buffer *, - unsigned int, const char *); -void qeth_queue_input_buffer(struct qeth_card *, int); struct sk_buff *qeth_core_get_next_skb(struct qeth_card *, struct qeth_qdio_buffer *, struct qdio_buffer_element **, int *, struct qeth_hdr **); void qeth_schedule_recovery(struct qeth_card *); void qeth_qdio_start_poll(struct ccw_device *, int, unsigned long); +int qeth_poll(struct napi_struct *napi, int budget); void qeth_qdio_input_handler(struct ccw_device *, unsigned int, unsigned int, int, int, unsigned long); @@ -948,9 +932,6 @@ void qeth_prepare_control_data(struct qeth_card *, int, void qeth_release_buffer(struct qeth_channel *, struct qeth_cmd_buffer *); void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char); struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *); -int qeth_mdio_read(struct net_device *, int, int); -int qeth_snmp_command(struct qeth_card *, char __user *); -int qeth_query_oat_command(struct qeth_card *, char __user *); int qeth_query_switch_attributes(struct qeth_card *card, struct qeth_switch_info *sw_info); int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *, @@ -965,16 +946,18 @@ int qeth_get_elements_no(struct qeth_card *card, struct sk_buff *skb, int extra_elems, int data_offset); int qeth_get_elements_for_frags(struct sk_buff *); int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, - struct sk_buff *, struct qeth_hdr *, int, int, int); + struct sk_buff *, struct qeth_hdr *, int, int); int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *, struct sk_buff *, struct qeth_hdr *, int); +int qeth_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); int qeth_core_get_sset_count(struct net_device *, int); void qeth_core_get_ethtool_stats(struct net_device *, struct ethtool_stats *, u64 *); void qeth_core_get_strings(struct net_device *, u32, u8 *); void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *); void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...); -int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *); +int qeth_core_ethtool_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd); int qeth_set_access_ctrl_online(struct qeth_card *card, int fallback); int qeth_hdr_chk_and_bounce(struct sk_buff *, struct qeth_hdr **, int); int qeth_configure_cq(struct qeth_card *, enum qeth_cq); diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 9a5f99ccb122..38114a8d56e0 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -55,7 +55,6 @@ static struct mutex qeth_mod_mutex; static void qeth_send_control_data_cb(struct qeth_channel *, struct qeth_cmd_buffer *); -static int qeth_issue_next_read(struct qeth_card *); static struct qeth_cmd_buffer *qeth_get_buffer(struct qeth_channel *); static void qeth_setup_ccw(struct qeth_channel *, unsigned char *, __u32); static void qeth_free_buffer_pool(struct qeth_card *); @@ -1202,7 +1201,7 @@ static void qeth_notify_skbs(struct qeth_qdio_out_q *q, while (skb) { QETH_CARD_TEXT_(q->card, 5, "skbn%d", notification); QETH_CARD_TEXT_(q->card, 5, "%lx", (long) skb); - if (skb->protocol == ETH_P_AF_IUCV) { + if (be16_to_cpu(skb->protocol) == ETH_P_AF_IUCV) { if (skb->sk) { struct iucv_sock *iucv = iucv_sk(skb->sk); iucv->sk_txnotify(skb, notification); @@ -1233,7 +1232,8 @@ static void qeth_release_skbs(struct qeth_qdio_out_buffer *buf) while (skb) { QETH_CARD_TEXT(buf->q->card, 5, "skbr"); QETH_CARD_TEXT_(buf->q->card, 5, "%lx", (long) skb); - if (notify_general_error && skb->protocol == ETH_P_AF_IUCV) { + if (notify_general_error && + be16_to_cpu(skb->protocol) == ETH_P_AF_IUCV) { if (skb->sk) { iucv = iucv_sk(skb->sk); iucv->sk_txnotify(skb, TX_NOTIFY_GENERALERROR); @@ -1396,7 +1396,6 @@ static void qeth_set_intial_options(struct qeth_card *card) card->options.route4.type = NO_ROUTER; card->options.route6.type = NO_ROUTER; card->options.fake_broadcast = 0; - card->options.add_hhlen = DEFAULT_ADD_HHLEN; card->options.performance_stats = 0; card->options.rx_sg_cb = QETH_RX_SG_CB; card->options.isolation = ISOLATION_MODE_NONE; @@ -3217,8 +3216,10 @@ int qeth_hw_trap(struct qeth_card *card, enum qeth_diags_trap_action action) } EXPORT_SYMBOL_GPL(qeth_hw_trap); -int qeth_check_qdio_errors(struct qeth_card *card, struct qdio_buffer *buf, - unsigned int qdio_error, const char *dbftext) +static int qeth_check_qdio_errors(struct qeth_card *card, + struct qdio_buffer *buf, + unsigned int qdio_error, + const char *dbftext) { if (qdio_error) { QETH_CARD_TEXT(card, 2, dbftext); @@ -3235,18 +3236,8 @@ int qeth_check_qdio_errors(struct qeth_card *card, struct qdio_buffer *buf, } return 0; } -EXPORT_SYMBOL_GPL(qeth_check_qdio_errors); -static void qeth_buffer_reclaim_work(struct work_struct *work) -{ - struct qeth_card *card = container_of(work, struct qeth_card, - buffer_reclaim_work.work); - - QETH_CARD_TEXT_(card, 2, "brw:%x", card->reclaim_index); - qeth_queue_input_buffer(card, card->reclaim_index); -} - -void qeth_queue_input_buffer(struct qeth_card *card, int index) +static void qeth_queue_input_buffer(struct qeth_card *card, int index) { struct qeth_qdio_q *queue = card->qdio.in_q; struct list_head *lh; @@ -3320,9 +3311,17 @@ void qeth_queue_input_buffer(struct qeth_card *card, int index) QDIO_MAX_BUFFERS_PER_Q; } } -EXPORT_SYMBOL_GPL(qeth_queue_input_buffer); -static int qeth_handle_send_error(struct qeth_card *card, +static void qeth_buffer_reclaim_work(struct work_struct *work) +{ + struct qeth_card *card = container_of(work, struct qeth_card, + buffer_reclaim_work.work); + + QETH_CARD_TEXT_(card, 2, "brw:%x", card->reclaim_index); + qeth_queue_input_buffer(card, card->reclaim_index); +} + +static void qeth_handle_send_error(struct qeth_card *card, struct qeth_qdio_out_buffer *buffer, unsigned int qdio_err) { int sbalf15 = buffer->buffer->element[15].sflags; @@ -3338,15 +3337,14 @@ static int qeth_handle_send_error(struct qeth_card *card, qeth_check_qdio_errors(card, buffer->buffer, qdio_err, "qouterr"); if (!qdio_err) - return QETH_SEND_ERROR_NONE; + return; if ((sbalf15 >= 15) && (sbalf15 <= 31)) - return QETH_SEND_ERROR_RETRY; + return; QETH_CARD_TEXT(card, 1, "lnkfail"); QETH_CARD_TEXT_(card, 1, "%04x %02x", (u16)qdio_err, (u8)sbalf15); - return QETH_SEND_ERROR_LINK_FAILURE; } /* @@ -3799,9 +3797,9 @@ int qeth_get_priority_queue(struct qeth_card *card, struct sk_buff *skb, return qeth_cut_iqd_prio(card, ~skb->priority >> 1 & 3); case QETH_PRIO_Q_ING_VLAN: tci = &((struct ethhdr *)skb->data)->h_proto; - if (*tci == ETH_P_8021Q) - return qeth_cut_iqd_prio(card, ~*(tci + 1) >> - (VLAN_PRIO_SHIFT + 1) & 3); + if (be16_to_cpu(*tci) == ETH_P_8021Q) + return qeth_cut_iqd_prio(card, + ~be16_to_cpu(*(tci + 1)) >> (VLAN_PRIO_SHIFT + 1) & 3); break; default: break; @@ -4026,8 +4024,7 @@ static inline int qeth_fill_buffer(struct qeth_qdio_out_q *queue, int qeth_do_send_packet_fast(struct qeth_card *card, struct qeth_qdio_out_q *queue, struct sk_buff *skb, - struct qeth_hdr *hdr, int elements_needed, - int offset, int hd_len) + struct qeth_hdr *hdr, int offset, int hd_len) { struct qeth_qdio_out_buffer *buffer; int index; @@ -4419,7 +4416,7 @@ void qeth_tx_timeout(struct net_device *dev) } EXPORT_SYMBOL_GPL(qeth_tx_timeout); -int qeth_mdio_read(struct net_device *dev, int phy_id, int regnum) +static int qeth_mdio_read(struct net_device *dev, int phy_id, int regnum) { struct qeth_card *card = dev->ml_priv; int rc = 0; @@ -4482,7 +4479,6 @@ int qeth_mdio_read(struct net_device *dev, int phy_id, int regnum) } return rc; } -EXPORT_SYMBOL_GPL(qeth_mdio_read); static int qeth_send_ipa_snmp_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob, int len, @@ -4572,7 +4568,7 @@ static int qeth_snmp_command_cb(struct qeth_card *card, return 0; } -int qeth_snmp_command(struct qeth_card *card, char __user *udata) +static int qeth_snmp_command(struct qeth_card *card, char __user *udata) { struct qeth_cmd_buffer *iob; struct qeth_ipa_cmd *cmd; @@ -4632,7 +4628,6 @@ out: kfree(qinfo.udata); return rc; } -EXPORT_SYMBOL_GPL(qeth_snmp_command); static int qeth_setadpparms_query_oat_cb(struct qeth_card *card, struct qeth_reply *reply, unsigned long data) @@ -4664,7 +4659,7 @@ static int qeth_setadpparms_query_oat_cb(struct qeth_card *card, return 0; } -int qeth_query_oat_command(struct qeth_card *card, char __user *udata) +static int qeth_query_oat_command(struct qeth_card *card, char __user *udata) { int rc = 0; struct qeth_cmd_buffer *iob; @@ -4734,7 +4729,6 @@ out_free: out: return rc; } -EXPORT_SYMBOL_GPL(qeth_query_oat_command); static int qeth_query_card_info_cb(struct qeth_card *card, struct qeth_reply *reply, unsigned long data) @@ -4775,12 +4769,10 @@ static int qeth_query_card_info(struct qeth_card *card, static inline int qeth_get_qdio_q_format(struct qeth_card *card) { - switch (card->info.type) { - case QETH_CARD_TYPE_IQD: - return 2; - default: - return 0; - } + if (card->info.type == QETH_CARD_TYPE_IQD) + return QDIO_IQDIO_QFMT; + else + return QDIO_QETH_QFMT; } static void qeth_determine_capabilities(struct qeth_card *card) @@ -4819,8 +4811,9 @@ static void qeth_determine_capabilities(struct qeth_card *card) QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc); QETH_DBF_TEXT_(SETUP, 2, "qfmt%d", card->ssqd.qfmt); - QETH_DBF_TEXT_(SETUP, 2, "%d", card->ssqd.qdioac1); - QETH_DBF_TEXT_(SETUP, 2, "%d", card->ssqd.qdioac3); + QETH_DBF_TEXT_(SETUP, 2, "ac1:%02x", card->ssqd.qdioac1); + QETH_DBF_TEXT_(SETUP, 2, "ac2:%04x", card->ssqd.qdioac2); + QETH_DBF_TEXT_(SETUP, 2, "ac3:%04x", card->ssqd.qdioac3); QETH_DBF_TEXT_(SETUP, 2, "icnt%d", card->ssqd.icnt); if (!((card->ssqd.qfmt != QDIO_IQDIO_QFMT) || ((card->ssqd.qdioac1 & CHSC_AC1_INITIATE_INPUTQ) == 0) || @@ -5288,6 +5281,83 @@ no_mem: } EXPORT_SYMBOL_GPL(qeth_core_get_next_skb); +int qeth_poll(struct napi_struct *napi, int budget) +{ + struct qeth_card *card = container_of(napi, struct qeth_card, napi); + int work_done = 0; + struct qeth_qdio_buffer *buffer; + int done; + int new_budget = budget; + + if (card->options.performance_stats) { + card->perf_stats.inbound_cnt++; + card->perf_stats.inbound_start_time = qeth_get_micros(); + } + + while (1) { + if (!card->rx.b_count) { + card->rx.qdio_err = 0; + card->rx.b_count = qdio_get_next_buffers( + card->data.ccwdev, 0, &card->rx.b_index, + &card->rx.qdio_err); + if (card->rx.b_count <= 0) { + card->rx.b_count = 0; + break; + } + card->rx.b_element = + &card->qdio.in_q->bufs[card->rx.b_index] + .buffer->element[0]; + card->rx.e_offset = 0; + } + + while (card->rx.b_count) { + buffer = &card->qdio.in_q->bufs[card->rx.b_index]; + if (!(card->rx.qdio_err && + qeth_check_qdio_errors(card, buffer->buffer, + card->rx.qdio_err, "qinerr"))) + work_done += + card->discipline->process_rx_buffer( + card, new_budget, &done); + else + done = 1; + + if (done) { + if (card->options.performance_stats) + card->perf_stats.bufs_rec++; + qeth_put_buffer_pool_entry(card, + buffer->pool_entry); + qeth_queue_input_buffer(card, card->rx.b_index); + card->rx.b_count--; + if (card->rx.b_count) { + card->rx.b_index = + (card->rx.b_index + 1) % + QDIO_MAX_BUFFERS_PER_Q; + card->rx.b_element = + &card->qdio.in_q + ->bufs[card->rx.b_index] + .buffer->element[0]; + card->rx.e_offset = 0; + } + } + + if (work_done >= budget) + goto out; + else + new_budget = budget - work_done; + } + } + + napi_complete(napi); + if (qdio_start_irq(card->data.ccwdev, 0)) + napi_schedule(&card->napi); +out: + if (card->options.performance_stats) + card->perf_stats.inbound_time += qeth_get_micros() - + card->perf_stats.inbound_start_time; + return work_done; +} +EXPORT_SYMBOL_GPL(qeth_poll); + int qeth_setassparms_cb(struct qeth_card *card, struct qeth_reply *reply, unsigned long data) { @@ -5678,23 +5748,12 @@ static int qeth_core_set_offline(struct ccwgroup_device *gdev) static void qeth_core_shutdown(struct ccwgroup_device *gdev) { struct qeth_card *card = dev_get_drvdata(&gdev->dev); - if (card->discipline && card->discipline->shutdown) - card->discipline->shutdown(gdev); -} - -static int qeth_core_prepare(struct ccwgroup_device *gdev) -{ - struct qeth_card *card = dev_get_drvdata(&gdev->dev); - if (card->discipline && card->discipline->prepare) - return card->discipline->prepare(gdev); - return 0; -} - -static void qeth_core_complete(struct ccwgroup_device *gdev) -{ - struct qeth_card *card = dev_get_drvdata(&gdev->dev); - if (card->discipline && card->discipline->complete) - card->discipline->complete(gdev); + qeth_set_allowed_threads(card, 0, 1); + if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap) + qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); + qeth_qdio_clear_card(card, 0); + qeth_clear_qdio_buffers(card); + qdio_free(CARD_DDEV(card)); } static int qeth_core_freeze(struct ccwgroup_device *gdev) @@ -5731,8 +5790,8 @@ static struct ccwgroup_driver qeth_core_ccwgroup_driver = { .set_online = qeth_core_set_online, .set_offline = qeth_core_set_offline, .shutdown = qeth_core_shutdown, - .prepare = qeth_core_prepare, - .complete = qeth_core_complete, + .prepare = NULL, + .complete = NULL, .freeze = qeth_core_freeze, .thaw = qeth_core_thaw, .restore = qeth_core_restore, @@ -5762,6 +5821,60 @@ static const struct attribute_group *qeth_drv_attr_groups[] = { NULL, }; +int qeth_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +{ + struct qeth_card *card = dev->ml_priv; + struct mii_ioctl_data *mii_data; + int rc = 0; + + if (!card) + return -ENODEV; + + if (!qeth_card_hw_is_reachable(card)) + return -ENODEV; + + if (card->info.type == QETH_CARD_TYPE_OSN) + return -EPERM; + + switch (cmd) { + case SIOC_QETH_ADP_SET_SNMP_CONTROL: + rc = qeth_snmp_command(card, rq->ifr_ifru.ifru_data); + break; + case SIOC_QETH_GET_CARD_TYPE: + if ((card->info.type == QETH_CARD_TYPE_OSD || + card->info.type == QETH_CARD_TYPE_OSM || + card->info.type == QETH_CARD_TYPE_OSX) && + !card->info.guestlan) + return 1; + else + return 0; + case SIOCGMIIPHY: + mii_data = if_mii(rq); + mii_data->phy_id = 0; + break; + case SIOCGMIIREG: + mii_data = if_mii(rq); + if (mii_data->phy_id != 0) + rc = -EINVAL; + else + mii_data->val_out = qeth_mdio_read(dev, + mii_data->phy_id, mii_data->reg_num); + break; + case SIOC_QETH_QUERY_OAT: + rc = qeth_query_oat_command(card, rq->ifr_ifru.ifru_data); + break; + default: + if (card->discipline->do_ioctl) + rc = card->discipline->do_ioctl(dev, rq, cmd); + else + rc = -EOPNOTSUPP; + } + if (rc) + QETH_CARD_TEXT_(card, 2, "ioce%x", rc); + return rc; +} +EXPORT_SYMBOL_GPL(qeth_do_ioctl); + static struct { const char str[ETH_GSTRING_LEN]; } qeth_ethtool_stats_keys[] = { @@ -5896,104 +6009,124 @@ void qeth_core_get_drvinfo(struct net_device *dev, } EXPORT_SYMBOL_GPL(qeth_core_get_drvinfo); -/* Helper function to fill 'advertizing' and 'supported' which are the same. */ -/* Autoneg and full-duplex are supported and advertized uncondionally. */ -/* Always advertize and support all speeds up to specified, and only one */ +/* Helper function to fill 'advertising' and 'supported' which are the same. */ +/* Autoneg and full-duplex are supported and advertised unconditionally. */ +/* Always advertise and support all speeds up to specified, and only one */ /* specified port type. */ -static void qeth_set_ecmd_adv_sup(struct ethtool_cmd *ecmd, +static void qeth_set_cmd_adv_sup(struct ethtool_link_ksettings *cmd, int maxspeed, int porttype) { - int port_sup, port_adv, spd_sup, spd_adv; + ethtool_link_ksettings_zero_link_mode(cmd, supported); + ethtool_link_ksettings_zero_link_mode(cmd, advertising); + ethtool_link_ksettings_zero_link_mode(cmd, lp_advertising); + + ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg); + ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg); switch (porttype) { case PORT_TP: - port_sup = SUPPORTED_TP; - port_adv = ADVERTISED_TP; + ethtool_link_ksettings_add_link_mode(cmd, supported, TP); + ethtool_link_ksettings_add_link_mode(cmd, advertising, TP); break; case PORT_FIBRE: - port_sup = SUPPORTED_FIBRE; - port_adv = ADVERTISED_FIBRE; + ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); + ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); break; default: - port_sup = SUPPORTED_TP; - port_adv = ADVERTISED_TP; + ethtool_link_ksettings_add_link_mode(cmd, supported, TP); + ethtool_link_ksettings_add_link_mode(cmd, advertising, TP); WARN_ON_ONCE(1); } - /* "Fallthrough" case'es ordered from high to low result in setting */ - /* flags cumulatively, starting from the specified speed and down to */ - /* the lowest possible. */ - spd_sup = 0; - spd_adv = 0; + /* fallthrough from high to low, to select all legal speeds: */ switch (maxspeed) { case SPEED_10000: - spd_sup |= SUPPORTED_10000baseT_Full; - spd_adv |= ADVERTISED_10000baseT_Full; + ethtool_link_ksettings_add_link_mode(cmd, supported, + 10000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 10000baseT_Full); case SPEED_1000: - spd_sup |= SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full; - spd_adv |= ADVERTISED_1000baseT_Half | - ADVERTISED_1000baseT_Full; + ethtool_link_ksettings_add_link_mode(cmd, supported, + 1000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 1000baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, + 1000baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 1000baseT_Half); case SPEED_100: - spd_sup |= SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full; - spd_adv |= ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; + ethtool_link_ksettings_add_link_mode(cmd, supported, + 100baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 100baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, + 100baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 100baseT_Half); case SPEED_10: - spd_sup |= SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full; - spd_adv |= ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full; - break; + ethtool_link_ksettings_add_link_mode(cmd, supported, + 10baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 10baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, + 10baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 10baseT_Half); + /* end fallthrough */ + break; default: - spd_sup = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full; - spd_adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full; + ethtool_link_ksettings_add_link_mode(cmd, supported, + 10baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 10baseT_Full); + ethtool_link_ksettings_add_link_mode(cmd, supported, + 10baseT_Half); + ethtool_link_ksettings_add_link_mode(cmd, advertising, + 10baseT_Half); WARN_ON_ONCE(1); } - ecmd->advertising = ADVERTISED_Autoneg | port_adv | spd_adv; - ecmd->supported = SUPPORTED_Autoneg | port_sup | spd_sup; } -int qeth_core_ethtool_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) +int qeth_core_ethtool_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) { struct qeth_card *card = netdev->ml_priv; enum qeth_link_types link_type; struct carrier_info carrier_info; int rc; - u32 speed; if ((card->info.type == QETH_CARD_TYPE_IQD) || (card->info.guestlan)) link_type = QETH_LINK_TYPE_10GBIT_ETH; else link_type = card->info.link_type; - ecmd->transceiver = XCVR_INTERNAL; - ecmd->duplex = DUPLEX_FULL; - ecmd->autoneg = AUTONEG_ENABLE; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.autoneg = AUTONEG_ENABLE; + cmd->base.phy_address = 0; + cmd->base.mdio_support = 0; + cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; + cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; switch (link_type) { case QETH_LINK_TYPE_FAST_ETH: case QETH_LINK_TYPE_LANE_ETH100: - qeth_set_ecmd_adv_sup(ecmd, SPEED_100, PORT_TP); - speed = SPEED_100; - ecmd->port = PORT_TP; + cmd->base.speed = SPEED_100; + cmd->base.port = PORT_TP; break; - case QETH_LINK_TYPE_GBIT_ETH: case QETH_LINK_TYPE_LANE_ETH1000: - qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_FIBRE); - speed = SPEED_1000; - ecmd->port = PORT_FIBRE; + cmd->base.speed = SPEED_1000; + cmd->base.port = PORT_FIBRE; break; - case QETH_LINK_TYPE_10GBIT_ETH: - qeth_set_ecmd_adv_sup(ecmd, SPEED_10000, PORT_FIBRE); - speed = SPEED_10000; - ecmd->port = PORT_FIBRE; + cmd->base.speed = SPEED_10000; + cmd->base.port = PORT_FIBRE; break; - default: - qeth_set_ecmd_adv_sup(ecmd, SPEED_10, PORT_TP); - speed = SPEED_10; - ecmd->port = PORT_TP; + cmd->base.speed = SPEED_10; + cmd->base.port = PORT_TP; } - ethtool_cmd_speed_set(ecmd, speed); + qeth_set_cmd_adv_sup(cmd, cmd->base.speed, cmd->base.port); /* Check if we can obtain more accurate information. */ /* If QUERY_CARD_INFO command is not supported or fails, */ @@ -6018,49 +6151,48 @@ int qeth_core_ethtool_get_settings(struct net_device *netdev, switch (carrier_info.card_type) { case CARD_INFO_TYPE_1G_COPPER_A: case CARD_INFO_TYPE_1G_COPPER_B: - qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_TP); - ecmd->port = PORT_TP; + cmd->base.port = PORT_TP; + qeth_set_cmd_adv_sup(cmd, SPEED_1000, cmd->base.port); break; case CARD_INFO_TYPE_1G_FIBRE_A: case CARD_INFO_TYPE_1G_FIBRE_B: - qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_FIBRE); - ecmd->port = PORT_FIBRE; + cmd->base.port = PORT_FIBRE; + qeth_set_cmd_adv_sup(cmd, SPEED_1000, cmd->base.port); break; case CARD_INFO_TYPE_10G_FIBRE_A: case CARD_INFO_TYPE_10G_FIBRE_B: - qeth_set_ecmd_adv_sup(ecmd, SPEED_10000, PORT_FIBRE); - ecmd->port = PORT_FIBRE; + cmd->base.port = PORT_FIBRE; + qeth_set_cmd_adv_sup(cmd, SPEED_10000, cmd->base.port); break; } switch (carrier_info.port_mode) { case CARD_INFO_PORTM_FULLDUPLEX: - ecmd->duplex = DUPLEX_FULL; + cmd->base.duplex = DUPLEX_FULL; break; case CARD_INFO_PORTM_HALFDUPLEX: - ecmd->duplex = DUPLEX_HALF; + cmd->base.duplex = DUPLEX_HALF; break; } switch (carrier_info.port_speed) { case CARD_INFO_PORTS_10M: - speed = SPEED_10; + cmd->base.speed = SPEED_10; break; case CARD_INFO_PORTS_100M: - speed = SPEED_100; + cmd->base.speed = SPEED_100; break; case CARD_INFO_PORTS_1G: - speed = SPEED_1000; + cmd->base.speed = SPEED_1000; break; case CARD_INFO_PORTS_10G: - speed = SPEED_10000; + cmd->base.speed = SPEED_10000; break; } - ethtool_cmd_speed_set(ecmd, speed); return 0; } -EXPORT_SYMBOL_GPL(qeth_core_ethtool_get_settings); +EXPORT_SYMBOL_GPL(qeth_core_ethtool_get_link_ksettings); /* Callback to handle checksum offload command reply from OSA card. * Verify that required features have been enabled on the card. diff --git a/drivers/s390/net/qeth_core_mpc.h b/drivers/s390/net/qeth_core_mpc.h index bc69d0a338ad..4accb0a61ce0 100644 --- a/drivers/s390/net/qeth_core_mpc.h +++ b/drivers/s390/net/qeth_core_mpc.h @@ -29,7 +29,6 @@ extern unsigned char IPA_PDU_HEADER[]; #define QETH_TIMEOUT (10 * HZ) #define QETH_IPA_TIMEOUT (45 * HZ) #define QETH_IDX_COMMAND_SEQNO 0xffff0000 -#define SR_INFO_LEN 16 #define QETH_CLEAR_CHANNEL_PARM -10 #define QETH_HALT_CHANNEL_PARM -11 @@ -65,7 +64,6 @@ enum qeth_link_types { QETH_LINK_TYPE_LANE_TR = 0x82, QETH_LINK_TYPE_LANE_ETH1000 = 0x83, QETH_LINK_TYPE_LANE = 0x88, - QETH_LINK_TYPE_ATM_NATIVE = 0x90, }; /* @@ -185,8 +183,6 @@ enum qeth_ipa_return_codes { IPA_RC_ENOMEM = 0xfffe, IPA_RC_FFFF = 0xffff }; -/* for DELIP */ -#define IPA_RC_IP_ADDRESS_NOT_DEFINED IPA_RC_PRIMARY_ALREADY_DEFINED /* for SET_DIAGNOSTIC_ASSIST */ #define IPA_RC_INVALID_SUBCMD IPA_RC_IP_TABLE_FULL #define IPA_RC_HARDWARE_AUTH_ERROR IPA_RC_UNKNOWN_ERROR @@ -631,14 +627,6 @@ enum qeth_ipa_addr_change_code { IPA_ADDR_CHANGE_CODE_MACADDR = 0x02, IPA_ADDR_CHANGE_CODE_REMOVAL = 0x80, /* else addition */ }; -enum qeth_ipa_addr_change_retcode { - IPA_ADDR_CHANGE_RETCODE_OK = 0x0000, - IPA_ADDR_CHANGE_RETCODE_LOSTEVENTS = 0x0010, -}; -enum qeth_ipa_addr_change_lostmask { - IPA_ADDR_CHANGE_MASK_OVERFLOW = 0x01, - IPA_ADDR_CHANGE_MASK_STATECHANGE = 0x02, -}; struct qeth_ipacmd_addr_change_entry { struct net_if_token token; @@ -817,9 +805,4 @@ extern unsigned char IDX_ACTIVATE_WRITE[]; ((buffer) && \ (*(buffer + ((*(buffer + 0x0b)) + 4)) == 0xc1)) -#define ADDR_FRAME_TYPE_DIX 1 -#define ADDR_FRAME_TYPE_802_3 2 -#define ADDR_FRAME_TYPE_TR_WITHOUT_SR 0x10 -#define ADDR_FRAME_TYPE_TR_WITH_SR 0x20 - #endif diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index af4e6a639fec..1b07f382d74c 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -16,7 +16,6 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/etherdevice.h> -#include <linux/mii.h> #include <linux/ip.h> #include <linux/list.h> #include <linux/hash.h> @@ -28,63 +27,12 @@ static int qeth_l2_set_offline(struct ccwgroup_device *); static int qeth_l2_stop(struct net_device *); static void qeth_l2_set_rx_mode(struct net_device *); -static int qeth_l2_recover(void *); static void qeth_bridgeport_query_support(struct qeth_card *card); static void qeth_bridge_state_change(struct qeth_card *card, struct qeth_ipa_cmd *cmd); static void qeth_bridge_host_event(struct qeth_card *card, struct qeth_ipa_cmd *cmd); -static int qeth_l2_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct qeth_card *card = dev->ml_priv; - struct mii_ioctl_data *mii_data; - int rc = 0; - - if (!card) - return -ENODEV; - - if (!qeth_card_hw_is_reachable(card)) - return -ENODEV; - - if (card->info.type == QETH_CARD_TYPE_OSN) - return -EPERM; - - switch (cmd) { - case SIOC_QETH_ADP_SET_SNMP_CONTROL: - rc = qeth_snmp_command(card, rq->ifr_ifru.ifru_data); - break; - case SIOC_QETH_GET_CARD_TYPE: - if ((card->info.type == QETH_CARD_TYPE_OSD || - card->info.type == QETH_CARD_TYPE_OSM || - card->info.type == QETH_CARD_TYPE_OSX) && - !card->info.guestlan) - return 1; - return 0; - break; - case SIOCGMIIPHY: - mii_data = if_mii(rq); - mii_data->phy_id = 0; - break; - case SIOCGMIIREG: - mii_data = if_mii(rq); - if (mii_data->phy_id != 0) - rc = -EINVAL; - else - mii_data->val_out = qeth_mdio_read(dev, - mii_data->phy_id, mii_data->reg_num); - break; - case SIOC_QETH_QUERY_OAT: - rc = qeth_query_oat_command(card, rq->ifr_ifru.ifru_data); - break; - default: - rc = -EOPNOTSUPP; - } - if (rc) - QETH_CARD_TEXT_(card, 2, "ioce%d", rc); - return rc; -} - static int qeth_l2_verify_dev(struct net_device *dev) { struct qeth_card *card; @@ -332,7 +280,7 @@ static void qeth_l2_fill_header(struct qeth_card *card, struct qeth_hdr *hdr, else hdr->hdr.l2.flags[2] |= QETH_LAYER2_FLAG_UNICAST; - hdr->hdr.l2.pkt_length = skb->len-QETH_HEADER_SIZE; + hdr->hdr.l2.pkt_length = skb->len - sizeof(struct qeth_hdr); /* VSWITCH relies on the VLAN * information to be present in * the QDIO header */ @@ -552,81 +500,6 @@ static int qeth_l2_process_inbound_buffer(struct qeth_card *card, return work_done; } -static int qeth_l2_poll(struct napi_struct *napi, int budget) -{ - struct qeth_card *card = container_of(napi, struct qeth_card, napi); - int work_done = 0; - struct qeth_qdio_buffer *buffer; - int done; - int new_budget = budget; - - if (card->options.performance_stats) { - card->perf_stats.inbound_cnt++; - card->perf_stats.inbound_start_time = qeth_get_micros(); - } - - while (1) { - if (!card->rx.b_count) { - card->rx.qdio_err = 0; - card->rx.b_count = qdio_get_next_buffers( - card->data.ccwdev, 0, &card->rx.b_index, - &card->rx.qdio_err); - if (card->rx.b_count <= 0) { - card->rx.b_count = 0; - break; - } - card->rx.b_element = - &card->qdio.in_q->bufs[card->rx.b_index] - .buffer->element[0]; - card->rx.e_offset = 0; - } - - while (card->rx.b_count) { - buffer = &card->qdio.in_q->bufs[card->rx.b_index]; - if (!(card->rx.qdio_err && - qeth_check_qdio_errors(card, buffer->buffer, - card->rx.qdio_err, "qinerr"))) - work_done += qeth_l2_process_inbound_buffer( - card, new_budget, &done); - else - done = 1; - - if (done) { - if (card->options.performance_stats) - card->perf_stats.bufs_rec++; - qeth_put_buffer_pool_entry(card, - buffer->pool_entry); - qeth_queue_input_buffer(card, card->rx.b_index); - card->rx.b_count--; - if (card->rx.b_count) { - card->rx.b_index = - (card->rx.b_index + 1) % - QDIO_MAX_BUFFERS_PER_Q; - card->rx.b_element = - &card->qdio.in_q - ->bufs[card->rx.b_index] - .buffer->element[0]; - card->rx.e_offset = 0; - } - } - - if (work_done >= budget) - goto out; - else - new_budget = budget - work_done; - } - } - - napi_complete(napi); - if (qdio_start_irq(card->data.ccwdev, 0)) - napi_schedule(&card->napi); -out: - if (card->options.performance_stats) - card->perf_stats.inbound_time += qeth_get_micros() - - card->perf_stats.inbound_start_time; - return work_done; -} - static int qeth_l2_request_initial_mac(struct qeth_card *card) { int rc = 0; @@ -808,7 +681,8 @@ static void qeth_l2_set_rx_mode(struct net_device *dev) qeth_promisc_to_bridge(card); } -static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t qeth_l2_hard_start_xmit(struct sk_buff *skb, + struct net_device *dev) { int rc; struct qeth_hdr *hdr = NULL; @@ -910,7 +784,7 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) elements); } else rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr, - elements, data_offset, hd_len); + data_offset, hd_len); if (!rc) { card->stats.tx_packets++; card->stats.tx_bytes += tx_bytes; @@ -1043,7 +917,7 @@ static const struct ethtool_ops qeth_l2_ethtool_ops = { .get_ethtool_stats = qeth_core_get_ethtool_stats, .get_sset_count = qeth_core_get_sset_count, .get_drvinfo = qeth_core_get_drvinfo, - .get_settings = qeth_core_ethtool_get_settings, + .get_link_ksettings = qeth_core_ethtool_get_link_ksettings, }; static const struct ethtool_ops qeth_l2_osn_ops = { @@ -1060,7 +934,7 @@ static const struct net_device_ops qeth_l2_netdev_ops = { .ndo_start_xmit = qeth_l2_hard_start_xmit, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = qeth_l2_set_rx_mode, - .ndo_do_ioctl = qeth_l2_do_ioctl, + .ndo_do_ioctl = qeth_do_ioctl, .ndo_set_mac_address = qeth_l2_set_mac_address, .ndo_change_mtu = qeth_change_mtu, .ndo_vlan_rx_add_vid = qeth_l2_vlan_rx_add_vid, @@ -1117,7 +991,7 @@ static int qeth_l2_setup_netdev(struct qeth_card *card) card->dev->gso_max_size = (QETH_MAX_BUFFER_ELEMENTS(card) - 1) * PAGE_SIZE; SET_NETDEV_DEV(card->dev, &card->gdev->dev); - netif_napi_add(card->dev, &card->napi, qeth_l2_poll, QETH_NAPI_WEIGHT); + netif_napi_add(card->dev, &card->napi, qeth_poll, QETH_NAPI_WEIGHT); netif_carrier_off(card->dev); return register_netdev(card->dev); } @@ -1327,17 +1201,6 @@ static void __exit qeth_l2_exit(void) pr_info("unregister layer 2 discipline\n"); } -static void qeth_l2_shutdown(struct ccwgroup_device *gdev) -{ - struct qeth_card *card = dev_get_drvdata(&gdev->dev); - qeth_set_allowed_threads(card, 0, 1); - if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap) - qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); - qeth_qdio_clear_card(card, 0); - qeth_clear_qdio_buffers(card); - qdio_free(CARD_DDEV(card)); -} - static int qeth_l2_pm_suspend(struct ccwgroup_device *gdev) { struct qeth_card *card = dev_get_drvdata(&gdev->dev); @@ -1409,15 +1272,16 @@ struct qeth_discipline qeth_l2_discipline = { .start_poll = qeth_qdio_start_poll, .input_handler = (qdio_handler_t *) qeth_qdio_input_handler, .output_handler = (qdio_handler_t *) qeth_qdio_output_handler, + .process_rx_buffer = qeth_l2_process_inbound_buffer, .recover = qeth_l2_recover, .setup = qeth_l2_probe_device, .remove = qeth_l2_remove_device, .set_online = qeth_l2_set_online, .set_offline = qeth_l2_set_offline, - .shutdown = qeth_l2_shutdown, .freeze = qeth_l2_pm_suspend, .thaw = qeth_l2_pm_resume, .restore = qeth_l2_pm_resume, + .do_ioctl = NULL, .control_event_handler = qeth_l2_control_event, }; EXPORT_SYMBOL_GPL(qeth_l2_discipline); diff --git a/drivers/s390/net/qeth_l2_sys.c b/drivers/s390/net/qeth_l2_sys.c index 692db49e3d2a..687972356d6b 100644 --- a/drivers/s390/net/qeth_l2_sys.c +++ b/drivers/s390/net/qeth_l2_sys.c @@ -8,9 +8,6 @@ #include "qeth_core.h" #include "qeth_l2.h" -#define QETH_DEVICE_ATTR(_id, _name, _mode, _show, _store) \ -struct device_attribute dev_attr_##_id = __ATTR(_name, _mode, _show, _store) - static ssize_t qeth_bridge_port_role_state_show(struct device *dev, struct device_attribute *attr, char *buf, int show_state) diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 653f0fb76573..6e0354ef4b86 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -16,7 +16,6 @@ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/etherdevice.h> -#include <linux/mii.h> #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/inetdevice.h> @@ -36,16 +35,12 @@ static int qeth_l3_set_offline(struct ccwgroup_device *); -static int qeth_l3_recover(void *); static int qeth_l3_stop(struct net_device *); static void qeth_l3_set_multicast_list(struct net_device *); -static int qeth_l3_neigh_setup(struct net_device *, struct neigh_parms *); static int qeth_l3_register_addr_entry(struct qeth_card *, struct qeth_ipaddr *); static int qeth_l3_deregister_addr_entry(struct qeth_card *, struct qeth_ipaddr *); -static int __qeth_l3_set_online(struct ccwgroup_device *, int); -static int __qeth_l3_set_offline(struct ccwgroup_device *, int); static int qeth_l3_isxdigit(char *buf) { @@ -1341,7 +1336,7 @@ qeth_diags_trace(struct qeth_card *card, enum qeth_diags_trace_cmds diags_cmd) return qeth_send_ipa_cmd(card, iob, qeth_diags_trace_cb, NULL); } -static void qeth_l3_get_mac_for_ipm(__u32 ipm, char *mac) +static void qeth_l3_get_mac_for_ipm(__be32 ipm, char *mac) { ip_eth_mc_map(ipm, mac); } @@ -1414,7 +1409,7 @@ qeth_l3_add_mc_to_hash(struct qeth_card *card, struct in_device *in4_dev) im4 = rcu_dereference(im4->next_rcu)) { qeth_l3_get_mac_for_ipm(im4->multiaddr, buf); - tmp->u.a4.addr = im4->multiaddr; + tmp->u.a4.addr = be32_to_cpu(im4->multiaddr); memcpy(tmp->mac, buf, sizeof(tmp->mac)); ipm = qeth_l3_ip_from_hash(card, tmp); @@ -1425,7 +1420,7 @@ qeth_l3_add_mc_to_hash(struct qeth_card *card, struct in_device *in4_dev) if (!ipm) continue; memcpy(ipm->mac, buf, sizeof(tmp->mac)); - ipm->u.a4.addr = im4->multiaddr; + ipm->u.a4.addr = be32_to_cpu(im4->multiaddr); ipm->is_multicast = 1; ipm->disp_flag = QETH_DISP_ADDR_ADD; hash_add(card->ip_mc_htable, @@ -1598,8 +1593,8 @@ static void qeth_l3_free_vlan_addresses4(struct qeth_card *card, spin_lock_bh(&card->ip_lock); for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) { - addr->u.a4.addr = ifa->ifa_address; - addr->u.a4.mask = ifa->ifa_mask; + addr->u.a4.addr = be32_to_cpu(ifa->ifa_address); + addr->u.a4.mask = be32_to_cpu(ifa->ifa_mask); addr->type = QETH_IP_TYPE_NORMAL; qeth_l3_delete_ip(card, addr); } @@ -1690,25 +1685,25 @@ static inline int qeth_l3_rebuild_skb(struct qeth_card *card, struct sk_buff *skb, struct qeth_hdr *hdr, unsigned short *vlan_id) { - __be16 prot; + __u16 prot; struct iphdr *ip_hdr; unsigned char tg_addr[MAX_ADDR_LEN]; int is_vlan = 0; if (!(hdr->hdr.l3.flags & QETH_HDR_PASSTHRU)) { - prot = htons((hdr->hdr.l3.flags & QETH_HDR_IPV6)? ETH_P_IPV6 : - ETH_P_IP); + prot = (hdr->hdr.l3.flags & QETH_HDR_IPV6) ? ETH_P_IPV6 : + ETH_P_IP; switch (hdr->hdr.l3.flags & QETH_HDR_CAST_MASK) { case QETH_CAST_MULTICAST: switch (prot) { #ifdef CONFIG_QETH_IPV6 - case __constant_htons(ETH_P_IPV6): + case ETH_P_IPV6: ndisc_mc_map((struct in6_addr *) skb->data + 24, tg_addr, card->dev, 0); break; #endif - case __constant_htons(ETH_P_IP): + case ETH_P_IP: ip_hdr = (struct iphdr *)skb->data; ip_eth_mc_map(ip_hdr->daddr, tg_addr); break; @@ -1795,7 +1790,7 @@ static int qeth_l3_process_inbound_buffer(struct qeth_card *card, magic = *(__u16 *)skb->data; if ((card->info.type == QETH_CARD_TYPE_IQD) && (magic == ETH_P_AF_IUCV)) { - skb->protocol = ETH_P_AF_IUCV; + skb->protocol = cpu_to_be16(ETH_P_AF_IUCV); skb->pkt_type = PACKET_HOST; skb->mac_header = NET_SKB_PAD; skb->dev = card->dev; @@ -1834,81 +1829,6 @@ static int qeth_l3_process_inbound_buffer(struct qeth_card *card, return work_done; } -static int qeth_l3_poll(struct napi_struct *napi, int budget) -{ - struct qeth_card *card = container_of(napi, struct qeth_card, napi); - int work_done = 0; - struct qeth_qdio_buffer *buffer; - int done; - int new_budget = budget; - - if (card->options.performance_stats) { - card->perf_stats.inbound_cnt++; - card->perf_stats.inbound_start_time = qeth_get_micros(); - } - - while (1) { - if (!card->rx.b_count) { - card->rx.qdio_err = 0; - card->rx.b_count = qdio_get_next_buffers( - card->data.ccwdev, 0, &card->rx.b_index, - &card->rx.qdio_err); - if (card->rx.b_count <= 0) { - card->rx.b_count = 0; - break; - } - card->rx.b_element = - &card->qdio.in_q->bufs[card->rx.b_index] - .buffer->element[0]; - card->rx.e_offset = 0; - } - - while (card->rx.b_count) { - buffer = &card->qdio.in_q->bufs[card->rx.b_index]; - if (!(card->rx.qdio_err && - qeth_check_qdio_errors(card, buffer->buffer, - card->rx.qdio_err, "qinerr"))) - work_done += qeth_l3_process_inbound_buffer( - card, new_budget, &done); - else - done = 1; - - if (done) { - if (card->options.performance_stats) - card->perf_stats.bufs_rec++; - qeth_put_buffer_pool_entry(card, - buffer->pool_entry); - qeth_queue_input_buffer(card, card->rx.b_index); - card->rx.b_count--; - if (card->rx.b_count) { - card->rx.b_index = - (card->rx.b_index + 1) % - QDIO_MAX_BUFFERS_PER_Q; - card->rx.b_element = - &card->qdio.in_q - ->bufs[card->rx.b_index] - .buffer->element[0]; - card->rx.e_offset = 0; - } - } - - if (work_done >= budget) - goto out; - else - new_budget = budget - work_done; - } - } - - napi_complete(napi); - if (qdio_start_irq(card->data.ccwdev, 0)) - napi_schedule(&card->napi); -out: - if (card->options.performance_stats) - card->perf_stats.inbound_time += qeth_get_micros() - - card->perf_stats.inbound_start_time; - return work_done; -} - static int qeth_l3_verify_vlan_dev(struct net_device *dev, struct qeth_card *card) { @@ -2461,15 +2381,8 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct qeth_card *card = dev->ml_priv; struct qeth_arp_cache_entry arp_entry; - struct mii_ioctl_data *mii_data; int rc = 0; - if (!card) - return -ENODEV; - - if (!qeth_card_hw_is_reachable(card)) - return -ENODEV; - switch (cmd) { case SIOC_QETH_ARP_SET_NO_ENTRIES: if (!capable(CAP_NET_ADMIN)) { @@ -2514,37 +2427,9 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) } rc = qeth_l3_arp_flush_cache(card); break; - case SIOC_QETH_ADP_SET_SNMP_CONTROL: - rc = qeth_snmp_command(card, rq->ifr_ifru.ifru_data); - break; - case SIOC_QETH_GET_CARD_TYPE: - if ((card->info.type == QETH_CARD_TYPE_OSD || - card->info.type == QETH_CARD_TYPE_OSX) && - !card->info.guestlan) - return 1; - return 0; - break; - case SIOCGMIIPHY: - mii_data = if_mii(rq); - mii_data->phy_id = 0; - break; - case SIOCGMIIREG: - mii_data = if_mii(rq); - if (mii_data->phy_id != 0) - rc = -EINVAL; - else - mii_data->val_out = qeth_mdio_read(dev, - mii_data->phy_id, - mii_data->reg_num); - break; - case SIOC_QETH_QUERY_OAT: - rc = qeth_query_oat_command(card, rq->ifr_ifru.ifru_data); - break; default: rc = -EOPNOTSUPP; } - if (rc) - QETH_CARD_TEXT_(card, 2, "ioce%d", rc); return rc; } @@ -2572,10 +2457,10 @@ int inline qeth_l3_get_cast_type(struct qeth_card *card, struct sk_buff *skb) rcu_read_unlock(); /* try something else */ - if (skb->protocol == ETH_P_IPV6) + if (be16_to_cpu(skb->protocol) == ETH_P_IPV6) return (skb_network_header(skb)[24] == 0xff) ? RTN_MULTICAST : 0; - else if (skb->protocol == ETH_P_IP) + else if (be16_to_cpu(skb->protocol) == ETH_P_IP) return ((skb_network_header(skb)[16] & 0xf0) == 0xe0) ? RTN_MULTICAST : 0; /* ... */ @@ -2726,7 +2611,7 @@ static void qeth_tso_fill_header(struct qeth_card *card, hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len - sizeof(struct qeth_hdr_tso)); tcph->check = 0; - if (skb->protocol == ETH_P_IPV6) { + if (be16_to_cpu(skb->protocol) == ETH_P_IPV6) { ip6h->payload_len = 0; tcph->check = ~csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr, 0, IPPROTO_TCP, 0); @@ -2770,10 +2655,11 @@ static int qeth_l3_get_elements_no_tso(struct qeth_card *card, return elements; } -static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb, + struct net_device *dev) { int rc; - u16 *tag; + __be16 *tag; struct qeth_hdr *hdr = NULL; int hdr_elements = 0; int elements; @@ -2794,7 +2680,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) if (((card->info.type == QETH_CARD_TYPE_IQD) && (((card->options.cq != QETH_CQ_ENABLED) && !ipv) || ((card->options.cq == QETH_CQ_ENABLED) && - (skb->protocol != ETH_P_AF_IUCV)))) || + (be16_to_cpu(skb->protocol) != ETH_P_AF_IUCV)))) || card->options.sniffer) goto tx_drop; @@ -2847,9 +2733,9 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) new_skb->data + 8, 4); skb_copy_to_linear_data_offset(new_skb, 8, new_skb->data + 12, 4); - tag = (u16 *)(new_skb->data + 12); - *tag = __constant_htons(ETH_P_8021Q); - *(tag + 1) = htons(skb_vlan_tag_get(new_skb)); + tag = (__be16 *)(new_skb->data + 12); + *tag = cpu_to_be16(ETH_P_8021Q); + *(tag + 1) = cpu_to_be16(skb_vlan_tag_get(new_skb)); } } @@ -2887,7 +2773,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) qeth_l3_fill_header(card, hdr, new_skb, ipv, cast_type); } else { - if (new_skb->protocol == ETH_P_AF_IUCV) + if (be16_to_cpu(new_skb->protocol) == ETH_P_AF_IUCV) qeth_l3_fill_af_iucv_hdr(card, hdr, new_skb); else { qeth_l3_fill_header(card, hdr, new_skb, ipv, @@ -2925,7 +2811,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) rc = qeth_do_send_packet(card, queue, new_skb, hdr, elements); } else rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr, - elements, data_offset, 0); + data_offset, 0); if (!rc) { card->stats.tx_packets++; @@ -3026,7 +2912,7 @@ static const struct ethtool_ops qeth_l3_ethtool_ops = { .get_ethtool_stats = qeth_core_get_ethtool_stats, .get_sset_count = qeth_core_get_sset_count, .get_drvinfo = qeth_core_get_drvinfo, - .get_settings = qeth_core_ethtool_get_settings, + .get_link_ksettings = qeth_core_ethtool_get_link_ksettings, }; /* @@ -3060,7 +2946,7 @@ static const struct net_device_ops qeth_l3_netdev_ops = { .ndo_start_xmit = qeth_l3_hard_start_xmit, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = qeth_l3_set_multicast_list, - .ndo_do_ioctl = qeth_l3_do_ioctl, + .ndo_do_ioctl = qeth_do_ioctl, .ndo_change_mtu = qeth_change_mtu, .ndo_fix_features = qeth_fix_features, .ndo_set_features = qeth_set_features, @@ -3076,7 +2962,7 @@ static const struct net_device_ops qeth_l3_osa_netdev_ops = { .ndo_start_xmit = qeth_l3_hard_start_xmit, .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = qeth_l3_set_multicast_list, - .ndo_do_ioctl = qeth_l3_do_ioctl, + .ndo_do_ioctl = qeth_do_ioctl, .ndo_change_mtu = qeth_change_mtu, .ndo_fix_features = qeth_fix_features, .ndo_set_features = qeth_set_features, @@ -3145,7 +3031,7 @@ static int qeth_l3_setup_netdev(struct qeth_card *card) PAGE_SIZE; SET_NETDEV_DEV(card->dev, &card->gdev->dev); - netif_napi_add(card->dev, &card->napi, qeth_l3_poll, QETH_NAPI_WEIGHT); + netif_napi_add(card->dev, &card->napi, qeth_poll, QETH_NAPI_WEIGHT); netif_carrier_off(card->dev); return register_netdev(card->dev); } @@ -3366,17 +3252,6 @@ static int qeth_l3_recover(void *ptr) return 0; } -static void qeth_l3_shutdown(struct ccwgroup_device *gdev) -{ - struct qeth_card *card = dev_get_drvdata(&gdev->dev); - qeth_set_allowed_threads(card, 0, 1); - if ((gdev->state == CCWGROUP_ONLINE) && card->info.hwtrap) - qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); - qeth_qdio_clear_card(card, 0); - qeth_clear_qdio_buffers(card); - qdio_free(CARD_DDEV(card)); -} - static int qeth_l3_pm_suspend(struct ccwgroup_device *gdev) { struct qeth_card *card = dev_get_drvdata(&gdev->dev); @@ -3434,15 +3309,16 @@ struct qeth_discipline qeth_l3_discipline = { .start_poll = qeth_qdio_start_poll, .input_handler = (qdio_handler_t *) qeth_qdio_input_handler, .output_handler = (qdio_handler_t *) qeth_qdio_output_handler, + .process_rx_buffer = qeth_l3_process_inbound_buffer, .recover = qeth_l3_recover, .setup = qeth_l3_probe_device, .remove = qeth_l3_remove_device, .set_online = qeth_l3_set_online, .set_offline = qeth_l3_set_offline, - .shutdown = qeth_l3_shutdown, .freeze = qeth_l3_pm_suspend, .thaw = qeth_l3_pm_resume, .restore = qeth_l3_pm_resume, + .do_ioctl = qeth_l3_do_ioctl, .control_event_handler = qeth_l3_control_event, }; EXPORT_SYMBOL_GPL(qeth_l3_discipline); @@ -3466,8 +3342,8 @@ static int qeth_l3_ip_event(struct notifier_block *this, addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV4); if (addr) { - addr->u.a4.addr = ifa->ifa_address; - addr->u.a4.mask = ifa->ifa_mask; + addr->u.a4.addr = be32_to_cpu(ifa->ifa_address); + addr->u.a4.mask = be32_to_cpu(ifa->ifa_mask); addr->type = QETH_IP_TYPE_NORMAL; } else return NOTIFY_DONE; diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c index 05e9471e3d3f..ff29a4b416b4 100644 --- a/drivers/s390/net/qeth_l3_sys.c +++ b/drivers/s390/net/qeth_l3_sys.c @@ -286,7 +286,7 @@ static ssize_t qeth_l3_dev_hsuid_store(struct device *dev, if (!addr) return -ENOMEM; - addr->u.a6.addr.s6_addr32[0] = 0xfe800000; + addr->u.a6.addr.s6_addr32[0] = cpu_to_be32(0xfe800000); addr->u.a6.addr.s6_addr32[1] = 0x00000000; for (i = 8; i < 16; i++) addr->u.a6.addr.s6_addr[i] = @@ -320,7 +320,7 @@ static ssize_t qeth_l3_dev_hsuid_store(struct device *dev, addr = qeth_l3_get_addr_buffer(QETH_PROT_IPV6); if (addr != NULL) { - addr->u.a6.addr.s6_addr32[0] = 0xfe800000; + addr->u.a6.addr.s6_addr32[0] = cpu_to_be32(0xfe800000); addr->u.a6.addr.s6_addr32[1] = 0x00000000; for (i = 8; i < 16; i++) addr->u.a6.addr.s6_addr[i] = card->options.hsuid[i - 8]; diff --git a/drivers/scsi/qedf/Makefile b/drivers/scsi/qedf/Makefile index 64e9f507ce32..414f2a772a5f 100644 --- a/drivers/scsi/qedf/Makefile +++ b/drivers/scsi/qedf/Makefile @@ -1,5 +1,5 @@ obj-$(CONFIG_QEDF) := qedf.o qedf-y = qedf_dbg.o qedf_main.o qedf_io.o qedf_fip.o \ - qedf_attr.o qedf_els.o + qedf_attr.o qedf_els.o drv_scsi_fw_funcs.o drv_fcoe_fw_funcs.o qedf-$(CONFIG_DEBUG_FS) += qedf_debugfs.o diff --git a/drivers/scsi/qedf/drv_fcoe_fw_funcs.c b/drivers/scsi/qedf/drv_fcoe_fw_funcs.c new file mode 100644 index 000000000000..8c65e3b034dc --- /dev/null +++ b/drivers/scsi/qedf/drv_fcoe_fw_funcs.c @@ -0,0 +1,190 @@ +/* QLogic FCoE Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ +#include "drv_fcoe_fw_funcs.h" +#include "drv_scsi_fw_funcs.h" + +#define FCOE_RX_ID (0xFFFFu) + +static inline void init_common_sqe(struct fcoe_task_params *task_params, + enum fcoe_sqe_request_type request_type) +{ + memset(task_params->sqe, 0, sizeof(*(task_params->sqe))); + SET_FIELD(task_params->sqe->flags, FCOE_WQE_REQ_TYPE, + request_type); + task_params->sqe->task_id = task_params->itid; +} + +int init_initiator_rw_fcoe_task(struct fcoe_task_params *task_params, + struct scsi_sgl_task_params *sgl_task_params, + struct regpair sense_data_buffer_phys_addr, + u32 task_retry_id, + u8 fcp_cmd_payload[32]) +{ + struct fcoe_task_context *ctx = task_params->context; + struct ystorm_fcoe_task_st_ctx *y_st_ctx; + struct tstorm_fcoe_task_st_ctx *t_st_ctx; + struct ustorm_fcoe_task_ag_ctx *u_ag_ctx; + struct mstorm_fcoe_task_st_ctx *m_st_ctx; + u32 io_size, val; + bool slow_sgl; + + memset(ctx, 0, sizeof(*(ctx))); + slow_sgl = scsi_is_slow_sgl(sgl_task_params->num_sges, + sgl_task_params->small_mid_sge); + io_size = (task_params->task_type == FCOE_TASK_TYPE_WRITE_INITIATOR ? + task_params->tx_io_size : task_params->rx_io_size); + + /* Ystorm ctx */ + y_st_ctx = &ctx->ystorm_st_context; + y_st_ctx->data_2_trns_rem = cpu_to_le32(io_size); + y_st_ctx->task_rety_identifier = cpu_to_le32(task_retry_id); + y_st_ctx->task_type = task_params->task_type; + memcpy(&y_st_ctx->tx_info_union.fcp_cmd_payload, + fcp_cmd_payload, sizeof(struct fcoe_fcp_cmd_payload)); + + /* Tstorm ctx */ + t_st_ctx = &ctx->tstorm_st_context; + t_st_ctx->read_only.dev_type = (task_params->is_tape_device == 1 ? + FCOE_TASK_DEV_TYPE_TAPE : + FCOE_TASK_DEV_TYPE_DISK); + t_st_ctx->read_only.cid = cpu_to_le32(task_params->conn_cid); + val = cpu_to_le32(task_params->cq_rss_number); + t_st_ctx->read_only.glbl_q_num = val; + t_st_ctx->read_only.fcp_cmd_trns_size = cpu_to_le32(io_size); + t_st_ctx->read_only.task_type = task_params->task_type; + SET_FIELD(t_st_ctx->read_write.flags, + FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME, 1); + t_st_ctx->read_write.rx_id = cpu_to_le16(FCOE_RX_ID); + + /* Ustorm ctx */ + u_ag_ctx = &ctx->ustorm_ag_context; + u_ag_ctx->global_cq_num = cpu_to_le32(task_params->cq_rss_number); + + /* Mstorm buffer for sense/rsp data placement */ + m_st_ctx = &ctx->mstorm_st_context; + val = cpu_to_le32(sense_data_buffer_phys_addr.hi); + m_st_ctx->rsp_buf_addr.hi = val; + val = cpu_to_le32(sense_data_buffer_phys_addr.lo); + m_st_ctx->rsp_buf_addr.lo = val; + + if (task_params->task_type == FCOE_TASK_TYPE_WRITE_INITIATOR) { + /* Ystorm ctx */ + y_st_ctx->expect_first_xfer = 1; + + /* Set the amount of super SGEs. Can be up to 4. */ + SET_FIELD(y_st_ctx->sgl_mode, + YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE, + (slow_sgl ? SCSI_TX_SLOW_SGL : SCSI_FAST_SGL)); + init_scsi_sgl_context(&y_st_ctx->sgl_params, + &y_st_ctx->data_desc, + sgl_task_params); + + /* Mstorm ctx */ + SET_FIELD(m_st_ctx->flags, + MSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE, + (slow_sgl ? SCSI_TX_SLOW_SGL : SCSI_FAST_SGL)); + } else { + /* Tstorm ctx */ + SET_FIELD(t_st_ctx->read_write.flags, + FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RX_SGL_MODE, + (slow_sgl ? SCSI_TX_SLOW_SGL : SCSI_FAST_SGL)); + + /* Mstorm ctx */ + m_st_ctx->data_2_trns_rem = cpu_to_le32(io_size); + init_scsi_sgl_context(&m_st_ctx->sgl_params, + &m_st_ctx->data_desc, + sgl_task_params); + } + + init_common_sqe(task_params, SEND_FCOE_CMD); + return 0; +} + +int init_initiator_midpath_unsolicited_fcoe_task( + struct fcoe_task_params *task_params, + struct fcoe_tx_mid_path_params *mid_path_fc_header, + struct scsi_sgl_task_params *tx_sgl_task_params, + struct scsi_sgl_task_params *rx_sgl_task_params, + u8 fw_to_place_fc_header) +{ + struct fcoe_task_context *ctx = task_params->context; + struct ystorm_fcoe_task_st_ctx *y_st_ctx; + struct tstorm_fcoe_task_st_ctx *t_st_ctx; + struct ustorm_fcoe_task_ag_ctx *u_ag_ctx; + struct mstorm_fcoe_task_st_ctx *m_st_ctx; + u32 val; + + memset(ctx, 0, sizeof(*(ctx))); + + /* Init Ystorm */ + y_st_ctx = &ctx->ystorm_st_context; + init_scsi_sgl_context(&y_st_ctx->sgl_params, + &y_st_ctx->data_desc, + tx_sgl_task_params); + SET_FIELD(y_st_ctx->sgl_mode, + YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE, SCSI_FAST_SGL); + y_st_ctx->data_2_trns_rem = cpu_to_le32(task_params->tx_io_size); + y_st_ctx->task_type = task_params->task_type; + memcpy(&y_st_ctx->tx_info_union.tx_params.mid_path, + mid_path_fc_header, sizeof(struct fcoe_tx_mid_path_params)); + + /* Init Mstorm */ + m_st_ctx = &ctx->mstorm_st_context; + init_scsi_sgl_context(&m_st_ctx->sgl_params, + &m_st_ctx->data_desc, + rx_sgl_task_params); + SET_FIELD(m_st_ctx->flags, + MSTORM_FCOE_TASK_ST_CTX_MP_INCLUDE_FC_HEADER, + fw_to_place_fc_header); + m_st_ctx->data_2_trns_rem = cpu_to_le32(task_params->rx_io_size); + + /* Init Tstorm */ + t_st_ctx = &ctx->tstorm_st_context; + t_st_ctx->read_only.cid = cpu_to_le32(task_params->conn_cid); + val = cpu_to_le32(task_params->cq_rss_number); + t_st_ctx->read_only.glbl_q_num = val; + t_st_ctx->read_only.task_type = task_params->task_type; + SET_FIELD(t_st_ctx->read_write.flags, + FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME, 1); + t_st_ctx->read_write.rx_id = cpu_to_le16(FCOE_RX_ID); + + /* Init Ustorm */ + u_ag_ctx = &ctx->ustorm_ag_context; + u_ag_ctx->global_cq_num = cpu_to_le32(task_params->cq_rss_number); + + /* Init SQE */ + init_common_sqe(task_params, SEND_FCOE_MIDPATH); + task_params->sqe->additional_info_union.burst_length = + tx_sgl_task_params->total_buffer_size; + SET_FIELD(task_params->sqe->flags, + FCOE_WQE_NUM_SGES, tx_sgl_task_params->num_sges); + SET_FIELD(task_params->sqe->flags, FCOE_WQE_SGL_MODE, + SCSI_FAST_SGL); + + return 0; +} + +int init_initiator_abort_fcoe_task(struct fcoe_task_params *task_params) +{ + init_common_sqe(task_params, SEND_FCOE_ABTS_REQUEST); + return 0; +} + +int init_initiator_cleanup_fcoe_task(struct fcoe_task_params *task_params) +{ + init_common_sqe(task_params, FCOE_EXCHANGE_CLEANUP); + return 0; +} + +int init_initiator_sequence_recovery_fcoe_task( + struct fcoe_task_params *task_params, u32 off) +{ + init_common_sqe(task_params, FCOE_SEQUENCE_RECOVERY); + task_params->sqe->additional_info_union.seq_rec_updated_offset = off; + return 0; +} diff --git a/drivers/scsi/qedf/drv_fcoe_fw_funcs.h b/drivers/scsi/qedf/drv_fcoe_fw_funcs.h new file mode 100644 index 000000000000..617529b058f4 --- /dev/null +++ b/drivers/scsi/qedf/drv_fcoe_fw_funcs.h @@ -0,0 +1,93 @@ +/* QLogic FCoE Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ +#ifndef _FCOE_FW_FUNCS_H +#define _FCOE_FW_FUNCS_H +#include "drv_scsi_fw_funcs.h" +#include "qedf_hsi.h" +#include <linux/qed/qed_if.h> + +struct fcoe_task_params { + /* Output parameter [set/filled by the HSI function] */ + struct fcoe_task_context *context; + + /* Output parameter [set/filled by the HSI function] */ + struct fcoe_wqe *sqe; + enum fcoe_task_type task_type; + u32 tx_io_size; /* in bytes */ + u32 rx_io_size; /* in bytes */ + u32 conn_cid; + u16 itid; + u8 cq_rss_number; + + /* Whether it's Tape device or not (0=Disk, 1=Tape) */ + u8 is_tape_device; +}; + +/** + * @brief init_initiator_rw_fcoe_task - Initializes FCoE task context for + * read/write task types and init fcoe_sqe + * + * @param task_params - Pointer to task parameters struct + * @param sgl_task_params - Pointer to SGL task params + * @param sense_data_buffer_phys_addr - Pointer to sense data buffer + * @param task_retry_id - retry identification - Used only for Tape device + * @param fcp_cmnd_payload - FCP CMD Payload + */ +int init_initiator_rw_fcoe_task(struct fcoe_task_params *task_params, + struct scsi_sgl_task_params *sgl_task_params, + struct regpair sense_data_buffer_phys_addr, + u32 task_retry_id, + u8 fcp_cmd_payload[32]); + +/** + * @brief init_initiator_midpath_fcoe_task - Initializes FCoE task context for + * midpath/unsolicited task types and init fcoe_sqe + * + * @param task_params - Pointer to task parameters struct + * @param mid_path_fc_header - FC header + * @param tx_sgl_task_params - Pointer to Tx SGL task params + * @param rx_sgl_task_params - Pointer to Rx SGL task params + * @param fw_to_place_fc_header - Indication if the FW will place the FC header + * in addition to the data arrives. + */ +int init_initiator_midpath_unsolicited_fcoe_task( + struct fcoe_task_params *task_params, + struct fcoe_tx_mid_path_params *mid_path_fc_header, + struct scsi_sgl_task_params *tx_sgl_task_params, + struct scsi_sgl_task_params *rx_sgl_task_params, + u8 fw_to_place_fc_header); + +/** + * @brief init_initiator_abort_fcoe_task - Initializes FCoE task context for + * abort task types and init fcoe_sqe + * + * @param task_params - Pointer to task parameters struct + */ +int init_initiator_abort_fcoe_task(struct fcoe_task_params *task_params); + +/** + * @brief init_initiator_cleanup_fcoe_task - Initializes FCoE task context for + * cleanup task types and init fcoe_sqe + * + * + * @param task_params - Pointer to task parameters struct + */ +int init_initiator_cleanup_fcoe_task(struct fcoe_task_params *task_params); + +/** + * @brief init_initiator_cleanup_fcoe_task - Initializes FCoE task context for + * sequence recovery task types and init fcoe_sqe + * + * + * @param task_params - Pointer to task parameters struct + * @param desired_offset - The desired offest the task will be re-sent from + */ +int init_initiator_sequence_recovery_fcoe_task( + struct fcoe_task_params *task_params, + u32 desired_offset); +#endif diff --git a/drivers/scsi/qedf/drv_scsi_fw_funcs.c b/drivers/scsi/qedf/drv_scsi_fw_funcs.c new file mode 100644 index 000000000000..11e0cc082ec0 --- /dev/null +++ b/drivers/scsi/qedf/drv_scsi_fw_funcs.c @@ -0,0 +1,44 @@ +/* QLogic FCoE Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ +#include "drv_scsi_fw_funcs.h" + +#define SCSI_NUM_SGES_IN_CACHE 0x4 + +bool scsi_is_slow_sgl(u16 num_sges, bool small_mid_sge) +{ + return (num_sges > SCSI_NUM_SGES_SLOW_SGL_THR && small_mid_sge); +} + +void init_scsi_sgl_context(struct scsi_sgl_params *ctx_sgl_params, + struct scsi_cached_sges *ctx_data_desc, + struct scsi_sgl_task_params *sgl_task_params) +{ + /* no need to check for sgl_task_params->sgl validity */ + u8 num_sges_to_init = sgl_task_params->num_sges > + SCSI_NUM_SGES_IN_CACHE ? SCSI_NUM_SGES_IN_CACHE : + sgl_task_params->num_sges; + u8 sge_index; + u32 val; + + val = cpu_to_le32(sgl_task_params->sgl_phys_addr.lo); + ctx_sgl_params->sgl_addr.lo = val; + val = cpu_to_le32(sgl_task_params->sgl_phys_addr.hi); + ctx_sgl_params->sgl_addr.hi = val; + val = cpu_to_le32(sgl_task_params->total_buffer_size); + ctx_sgl_params->sgl_total_length = val; + ctx_sgl_params->sgl_num_sges = cpu_to_le16(sgl_task_params->num_sges); + + for (sge_index = 0; sge_index < num_sges_to_init; sge_index++) { + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_addr.lo); + ctx_data_desc->sge[sge_index].sge_addr.lo = val; + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_addr.hi); + ctx_data_desc->sge[sge_index].sge_addr.hi = val; + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_len); + ctx_data_desc->sge[sge_index].sge_len = val; + } +} diff --git a/drivers/scsi/qedf/drv_scsi_fw_funcs.h b/drivers/scsi/qedf/drv_scsi_fw_funcs.h new file mode 100644 index 000000000000..9cb45410bc45 --- /dev/null +++ b/drivers/scsi/qedf/drv_scsi_fw_funcs.h @@ -0,0 +1,85 @@ +/* QLogic FCoE Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ +#ifndef _SCSI_FW_FUNCS_H +#define _SCSI_FW_FUNCS_H +#include <linux/qed/common_hsi.h> +#include <linux/qed/storage_common.h> +#include <linux/qed/fcoe_common.h> + +struct scsi_sgl_task_params { + struct scsi_sge *sgl; + struct regpair sgl_phys_addr; + u32 total_buffer_size; + u16 num_sges; + + /* true if SGL contains a small (< 4KB) SGE in middle(not 1st or last) + * -> relevant for tx only + */ + bool small_mid_sge; +}; + +struct scsi_dif_task_params { + u32 initial_ref_tag; + bool initial_ref_tag_is_valid; + u16 application_tag; + u16 application_tag_mask; + u16 dif_block_size_log; + bool dif_on_network; + bool dif_on_host; + u8 host_guard_type; + u8 protection_type; + u8 ref_tag_mask; + bool crc_seed; + + /* Enable Connection error upon DIF error (segments with DIF errors are + * dropped) + */ + bool tx_dif_conn_err_en; + bool ignore_app_tag; + bool keep_ref_tag_const; + bool validate_guard; + bool validate_app_tag; + bool validate_ref_tag; + bool forward_guard; + bool forward_app_tag; + bool forward_ref_tag; + bool forward_app_tag_with_mask; + bool forward_ref_tag_with_mask; +}; + +struct scsi_initiator_cmd_params { + /* for cdb_size > default CDB size (extended CDB > 16 bytes) -> + * pointer to the CDB buffer SGE + */ + struct scsi_sge extended_cdb_sge; + + /* Physical address of sense data buffer for sense data - 256B buffer */ + struct regpair sense_data_buffer_phys_addr; +}; + +/** + * @brief scsi_is_slow_sgl - checks for slow SGL + * + * @param num_sges - number of sges in SGL + * @param small_mid_sge - True is the SGL contains an SGE which is smaller than + * 4KB and its not the 1st or last SGE in the SGL + */ +bool scsi_is_slow_sgl(u16 num_sges, bool small_mid_sge); + +/** + * @brief init_scsi_sgl_context - initializes SGL task context + * + * @param sgl_params - SGL context parameters to initialize (output parameter) + * @param data_desc - context struct containing SGEs array to set (output + * parameter) + * @param sgl_task_params - SGL parameters (input) + */ +void init_scsi_sgl_context(struct scsi_sgl_params *sgl_params, + struct scsi_cached_sges *ctx_data_desc, + struct scsi_sgl_task_params *sgl_task_params); +#endif diff --git a/drivers/scsi/qedf/qedf.h b/drivers/scsi/qedf/qedf.h index 96346a1b1515..40aeb6bb96a2 100644 --- a/drivers/scsi/qedf/qedf.h +++ b/drivers/scsi/qedf/qedf.h @@ -26,6 +26,7 @@ #include <linux/qed/qed_ll2_if.h> #include "qedf_version.h" #include "qedf_dbg.h" +#include "drv_fcoe_fw_funcs.h" /* Helpers to extract upper and lower 32-bits of pointer */ #define U64_HI(val) ((u32)(((u64)(val)) >> 32)) @@ -59,19 +60,17 @@ #define UPSTREAM_KEEP 1 struct qedf_mp_req { - uint8_t tm_flags; - uint32_t req_len; void *req_buf; dma_addr_t req_buf_dma; - struct fcoe_sge *mp_req_bd; + struct scsi_sge *mp_req_bd; dma_addr_t mp_req_bd_dma; struct fc_frame_header req_fc_hdr; uint32_t resp_len; void *resp_buf; dma_addr_t resp_buf_dma; - struct fcoe_sge *mp_resp_bd; + struct scsi_sge *mp_resp_bd; dma_addr_t mp_resp_bd_dma; struct fc_frame_header resp_fc_hdr; }; @@ -119,6 +118,7 @@ struct qedf_ioreq { #define QEDF_CMD_IN_CLEANUP 0x2 #define QEDF_CMD_SRR_SENT 0x3 u8 io_req_flags; + uint8_t tm_flags; struct qedf_rport *fcport; unsigned long flags; enum qedf_ioreq_event event; @@ -130,6 +130,8 @@ struct qedf_ioreq { struct completion tm_done; struct completion abts_done; struct fcoe_task_context *task; + struct fcoe_task_params *task_params; + struct scsi_sgl_task_params *sgl_task_params; int idx; /* * Need to allocate enough room for both sense data and FCP response data @@ -199,8 +201,8 @@ struct qedf_rport { dma_addr_t sq_pbl_dma; u32 sq_pbl_size; u32 sid; -#define QEDF_RPORT_TYPE_DISK 1 -#define QEDF_RPORT_TYPE_TAPE 2 +#define QEDF_RPORT_TYPE_DISK 0 +#define QEDF_RPORT_TYPE_TAPE 1 uint dev_type; /* Disk or tape */ struct list_head peers; }; @@ -391,7 +393,7 @@ struct qedf_ctx { struct io_bdt { struct qedf_ioreq *io_req; - struct fcoe_sge *bd_tbl; + struct scsi_sge *bd_tbl; dma_addr_t bd_tbl_dma; u16 bd_valid; }; @@ -400,7 +402,7 @@ struct qedf_cmd_mgr { struct qedf_ctx *qedf; u16 idx; struct io_bdt **io_bdt_pool; -#define FCOE_PARAMS_NUM_TASKS 4096 +#define FCOE_PARAMS_NUM_TASKS 2048 struct qedf_ioreq cmds[FCOE_PARAMS_NUM_TASKS]; spinlock_t lock; atomic_t free_list_cnt; @@ -465,9 +467,8 @@ extern void qedf_cmd_timer_set(struct qedf_ctx *qedf, struct qedf_ioreq *io_req, unsigned int timer_msec); extern int qedf_init_mp_req(struct qedf_ioreq *io_req); extern void qedf_init_mp_task(struct qedf_ioreq *io_req, - struct fcoe_task_context *task_ctx); -extern void qedf_add_to_sq(struct qedf_rport *fcport, u16 xid, - u32 ptu_invalidate, enum fcoe_task_type req_type, u32 offset); + struct fcoe_task_context *task_ctx, struct fcoe_wqe *wqe); +extern u16 qedf_get_sqe_idx(struct qedf_rport *fcport); extern void qedf_ring_doorbell(struct qedf_rport *fcport); extern void qedf_process_els_compl(struct qedf_ctx *qedf, struct fcoe_cqe *cqe, struct qedf_ioreq *els_req); diff --git a/drivers/scsi/qedf/qedf_els.c b/drivers/scsi/qedf/qedf_els.c index 59f3e5c73a13..c505d41f6dc8 100644 --- a/drivers/scsi/qedf/qedf_els.c +++ b/drivers/scsi/qedf/qedf_els.c @@ -25,6 +25,9 @@ static int qedf_initiate_els(struct qedf_rport *fcport, unsigned int op, uint16_t xid; uint32_t start_time = jiffies / HZ; uint32_t current_time; + struct fcoe_wqe *sqe; + unsigned long flags; + u16 sqe_idx; QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_ELS, "Sending ELS\n"); @@ -113,20 +116,25 @@ retry_els: /* Obtain exchange id */ xid = els_req->xid; + spin_lock_irqsave(&fcport->rport_lock, flags); + + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + /* Initialize task context for this IO request */ task = qedf_get_task_mem(&qedf->tasks, xid); - qedf_init_mp_task(els_req, task); + qedf_init_mp_task(els_req, task, sqe); /* Put timer on original I/O request */ if (timer_msec) qedf_cmd_timer_set(qedf, els_req, timer_msec); - qedf_add_to_sq(fcport, xid, 0, FCOE_TASK_TYPE_MIDPATH, 0); - /* Ring doorbell */ QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_ELS, "Ringing doorbell for ELS " "req\n"); qedf_ring_doorbell(fcport); + spin_unlock_irqrestore(&fcport->rport_lock, flags); els_err: return rc; } @@ -604,6 +612,8 @@ static void qedf_initiate_seq_cleanup(struct qedf_ioreq *orig_io_req, struct qedf_rport *fcport; unsigned long flags; struct qedf_els_cb_arg *cb_arg; + struct fcoe_wqe *sqe; + u16 sqe_idx; fcport = orig_io_req->fcport; @@ -631,8 +641,13 @@ static void qedf_initiate_seq_cleanup(struct qedf_ioreq *orig_io_req, spin_lock_irqsave(&fcport->rport_lock, flags); - qedf_add_to_sq(fcport, orig_io_req->xid, 0, - FCOE_TASK_TYPE_SEQUENCE_CLEANUP, offset); + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + orig_io_req->task_params->sqe = sqe; + + init_initiator_sequence_recovery_fcoe_task(orig_io_req->task_params, + offset); qedf_ring_doorbell(fcport); spin_unlock_irqrestore(&fcport->rport_lock, flags); diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c index 46debe5034af..1d7f90d0adc1 100644 --- a/drivers/scsi/qedf/qedf_io.c +++ b/drivers/scsi/qedf/qedf_io.c @@ -96,7 +96,7 @@ void qedf_cmd_mgr_free(struct qedf_cmd_mgr *cmgr) if (!cmgr->io_bdt_pool) goto free_cmd_pool; - bd_tbl_sz = QEDF_MAX_BDS_PER_CMD * sizeof(struct fcoe_sge); + bd_tbl_sz = QEDF_MAX_BDS_PER_CMD * sizeof(struct scsi_sge); for (i = 0; i < num_ios; i++) { bdt_info = cmgr->io_bdt_pool[i]; if (bdt_info->bd_tbl) { @@ -119,6 +119,8 @@ free_cmd_pool: for (i = 0; i < num_ios; i++) { io_req = &cmgr->cmds[i]; + kfree(io_req->sgl_task_params); + kfree(io_req->task_params); /* Make sure we free per command sense buffer */ if (io_req->sense_buffer) dma_free_coherent(&qedf->pdev->dev, @@ -178,7 +180,7 @@ struct qedf_cmd_mgr *qedf_cmd_mgr_alloc(struct qedf_ctx *qedf) spin_lock_init(&cmgr->lock); /* - * Initialize list of qedf_ioreq. + * Initialize I/O request fields. */ xid = QEDF_MIN_XID; @@ -196,6 +198,29 @@ struct qedf_cmd_mgr *qedf_cmd_mgr_alloc(struct qedf_ctx *qedf) GFP_KERNEL); if (!io_req->sense_buffer) goto mem_err; + + /* Allocate task parameters to pass to f/w init funcions */ + io_req->task_params = kzalloc(sizeof(*io_req->task_params), + GFP_KERNEL); + if (!io_req->task_params) { + QEDF_ERR(&(qedf->dbg_ctx), + "Failed to allocate task_params for xid=0x%x\n", + i); + goto mem_err; + } + + /* + * Allocate scatter/gather list info to pass to f/w init + * functions. + */ + io_req->sgl_task_params = kzalloc( + sizeof(struct scsi_sgl_task_params), GFP_KERNEL); + if (!io_req->sgl_task_params) { + QEDF_ERR(&(qedf->dbg_ctx), + "Failed to allocate sgl_task_params for xid=0x%x\n", + i); + goto mem_err; + } } /* Allocate pool of io_bdts - one for each qedf_ioreq */ @@ -211,8 +236,8 @@ struct qedf_cmd_mgr *qedf_cmd_mgr_alloc(struct qedf_ctx *qedf) cmgr->io_bdt_pool[i] = kmalloc(sizeof(struct io_bdt), GFP_KERNEL); if (!cmgr->io_bdt_pool[i]) { - QEDF_WARN(&(qedf->dbg_ctx), "Failed to alloc " - "io_bdt_pool[%d].\n", i); + QEDF_WARN(&(qedf->dbg_ctx), + "Failed to alloc io_bdt_pool[%d].\n", i); goto mem_err; } } @@ -220,11 +245,11 @@ struct qedf_cmd_mgr *qedf_cmd_mgr_alloc(struct qedf_ctx *qedf) for (i = 0; i < num_ios; i++) { bdt_info = cmgr->io_bdt_pool[i]; bdt_info->bd_tbl = dma_alloc_coherent(&qedf->pdev->dev, - QEDF_MAX_BDS_PER_CMD * sizeof(struct fcoe_sge), + QEDF_MAX_BDS_PER_CMD * sizeof(struct scsi_sge), &bdt_info->bd_tbl_dma, GFP_KERNEL); if (!bdt_info->bd_tbl) { - QEDF_WARN(&(qedf->dbg_ctx), "Failed to alloc " - "bdt_tbl[%d].\n", i); + QEDF_WARN(&(qedf->dbg_ctx), + "Failed to alloc bdt_tbl[%d].\n", i); goto mem_err; } } @@ -318,6 +343,7 @@ struct qedf_ioreq *qedf_alloc_cmd(struct qedf_rport *fcport, u8 cmd_type) } bd_tbl->io_req = io_req; io_req->cmd_type = cmd_type; + io_req->tm_flags = 0; /* Reset sequence offset data */ io_req->rx_buf_off = 0; @@ -336,10 +362,9 @@ static void qedf_free_mp_resc(struct qedf_ioreq *io_req) { struct qedf_mp_req *mp_req = &(io_req->mp_req); struct qedf_ctx *qedf = io_req->fcport->qedf; - uint64_t sz = sizeof(struct fcoe_sge); + uint64_t sz = sizeof(struct scsi_sge); /* clear tm flags */ - mp_req->tm_flags = 0; if (mp_req->mp_req_bd) { dma_free_coherent(&qedf->pdev->dev, sz, mp_req->mp_req_bd, mp_req->mp_req_bd_dma); @@ -387,7 +412,7 @@ void qedf_release_cmd(struct kref *ref) static int qedf_split_bd(struct qedf_ioreq *io_req, u64 addr, int sg_len, int bd_index) { - struct fcoe_sge *bd = io_req->bd_tbl->bd_tbl; + struct scsi_sge *bd = io_req->bd_tbl->bd_tbl; int frag_size, sg_frags; sg_frags = 0; @@ -398,7 +423,7 @@ static int qedf_split_bd(struct qedf_ioreq *io_req, u64 addr, int sg_len, frag_size = sg_len; bd[bd_index + sg_frags].sge_addr.lo = U64_LO(addr); bd[bd_index + sg_frags].sge_addr.hi = U64_HI(addr); - bd[bd_index + sg_frags].size = (uint16_t)frag_size; + bd[bd_index + sg_frags].sge_len = (uint16_t)frag_size; addr += (u64)frag_size; sg_frags++; @@ -413,7 +438,7 @@ static int qedf_map_sg(struct qedf_ioreq *io_req) struct Scsi_Host *host = sc->device->host; struct fc_lport *lport = shost_priv(host); struct qedf_ctx *qedf = lport_priv(lport); - struct fcoe_sge *bd = io_req->bd_tbl->bd_tbl; + struct scsi_sge *bd = io_req->bd_tbl->bd_tbl; struct scatterlist *sg; int byte_count = 0; int sg_count = 0; @@ -439,7 +464,7 @@ static int qedf_map_sg(struct qedf_ioreq *io_req) bd[bd_count].sge_addr.lo = (addr & 0xffffffff); bd[bd_count].sge_addr.hi = (addr >> 32); - bd[bd_count].size = (u16)sg_len; + bd[bd_count].sge_len = (u16)sg_len; return ++bd_count; } @@ -480,7 +505,7 @@ static int qedf_map_sg(struct qedf_ioreq *io_req) sg_frags = 1; bd[bd_count].sge_addr.lo = U64_LO(addr); bd[bd_count].sge_addr.hi = U64_HI(addr); - bd[bd_count].size = (uint16_t)sg_len; + bd[bd_count].sge_len = (uint16_t)sg_len; } bd_count += sg_frags; @@ -498,7 +523,7 @@ static int qedf_map_sg(struct qedf_ioreq *io_req) static int qedf_build_bd_list_from_sg(struct qedf_ioreq *io_req) { struct scsi_cmnd *sc = io_req->sc_cmd; - struct fcoe_sge *bd = io_req->bd_tbl->bd_tbl; + struct scsi_sge *bd = io_req->bd_tbl->bd_tbl; int bd_count; if (scsi_sg_count(sc)) { @@ -508,7 +533,7 @@ static int qedf_build_bd_list_from_sg(struct qedf_ioreq *io_req) } else { bd_count = 0; bd[0].sge_addr.lo = bd[0].sge_addr.hi = 0; - bd[0].size = 0; + bd[0].sge_len = 0; } io_req->bd_tbl->bd_valid = bd_count; @@ -529,430 +554,223 @@ static void qedf_build_fcp_cmnd(struct qedf_ioreq *io_req, /* 4 bytes: flag info */ fcp_cmnd->fc_pri_ta = 0; - fcp_cmnd->fc_tm_flags = io_req->mp_req.tm_flags; + fcp_cmnd->fc_tm_flags = io_req->tm_flags; fcp_cmnd->fc_flags = io_req->io_req_flags; fcp_cmnd->fc_cmdref = 0; /* Populate data direction */ - if (sc_cmd->sc_data_direction == DMA_TO_DEVICE) - fcp_cmnd->fc_flags |= FCP_CFL_WRDATA; - else if (sc_cmd->sc_data_direction == DMA_FROM_DEVICE) + if (io_req->cmd_type == QEDF_TASK_MGMT_CMD) { fcp_cmnd->fc_flags |= FCP_CFL_RDDATA; + } else { + if (sc_cmd->sc_data_direction == DMA_TO_DEVICE) + fcp_cmnd->fc_flags |= FCP_CFL_WRDATA; + else if (sc_cmd->sc_data_direction == DMA_FROM_DEVICE) + fcp_cmnd->fc_flags |= FCP_CFL_RDDATA; + } fcp_cmnd->fc_pri_ta = FCP_PTA_SIMPLE; /* 16 bytes: CDB information */ - memcpy(fcp_cmnd->fc_cdb, sc_cmd->cmnd, sc_cmd->cmd_len); + if (io_req->cmd_type != QEDF_TASK_MGMT_CMD) + memcpy(fcp_cmnd->fc_cdb, sc_cmd->cmnd, sc_cmd->cmd_len); /* 4 bytes: FCP data length */ fcp_cmnd->fc_dl = htonl(io_req->data_xfer_len); - } static void qedf_init_task(struct qedf_rport *fcport, struct fc_lport *lport, - struct qedf_ioreq *io_req, u32 *ptu_invalidate, - struct fcoe_task_context *task_ctx) + struct qedf_ioreq *io_req, struct fcoe_task_context *task_ctx, + struct fcoe_wqe *sqe) { enum fcoe_task_type task_type; struct scsi_cmnd *sc_cmd = io_req->sc_cmd; struct io_bdt *bd_tbl = io_req->bd_tbl; - union fcoe_data_desc_ctx *data_desc; - u32 *fcp_cmnd; + u8 fcp_cmnd[32]; u32 tmp_fcp_cmnd[8]; - int cnt, i; - int bd_count; + int bd_count = 0; struct qedf_ctx *qedf = fcport->qedf; uint16_t cq_idx = smp_processor_id() % qedf->num_queues; - u8 tmp_sgl_mode = 0; - u8 mst_sgl_mode = 0; + struct regpair sense_data_buffer_phys_addr; + u32 tx_io_size = 0; + u32 rx_io_size = 0; + int i, cnt; - memset(task_ctx, 0, sizeof(struct fcoe_task_context)); + /* Note init_initiator_rw_fcoe_task memsets the task context */ io_req->task = task_ctx; + memset(task_ctx, 0, sizeof(struct fcoe_task_context)); + memset(io_req->task_params, 0, sizeof(struct fcoe_task_params)); + memset(io_req->sgl_task_params, 0, sizeof(struct scsi_sgl_task_params)); - if (sc_cmd->sc_data_direction == DMA_TO_DEVICE) - task_type = FCOE_TASK_TYPE_WRITE_INITIATOR; - else + /* Set task type bassed on DMA directio of command */ + if (io_req->cmd_type == QEDF_TASK_MGMT_CMD) { task_type = FCOE_TASK_TYPE_READ_INITIATOR; - - /* Y Storm context */ - task_ctx->ystorm_st_context.expect_first_xfer = 1; - task_ctx->ystorm_st_context.data_2_trns_rem = io_req->data_xfer_len; - /* Check if this is required */ - task_ctx->ystorm_st_context.ox_id = io_req->xid; - task_ctx->ystorm_st_context.task_rety_identifier = - io_req->task_retry_identifier; - - /* T Storm ag context */ - SET_FIELD(task_ctx->tstorm_ag_context.flags0, - TSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE, PROTOCOLID_FCOE); - task_ctx->tstorm_ag_context.icid = (u16)fcport->fw_cid; - - /* T Storm st context */ - SET_FIELD(task_ctx->tstorm_st_context.read_write.flags, - FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME, - 1); - task_ctx->tstorm_st_context.read_write.rx_id = 0xffff; - - task_ctx->tstorm_st_context.read_only.dev_type = - FCOE_TASK_DEV_TYPE_DISK; - task_ctx->tstorm_st_context.read_only.conf_supported = 0; - task_ctx->tstorm_st_context.read_only.cid = fcport->fw_cid; - - /* Completion queue for response. */ - task_ctx->tstorm_st_context.read_only.glbl_q_num = cq_idx; - task_ctx->tstorm_st_context.read_only.fcp_cmd_trns_size = - io_req->data_xfer_len; - task_ctx->tstorm_st_context.read_write.e_d_tov_exp_timeout_val = - lport->e_d_tov; - - task_ctx->ustorm_ag_context.global_cq_num = cq_idx; - io_req->fp_idx = cq_idx; - - bd_count = bd_tbl->bd_valid; - if (task_type == FCOE_TASK_TYPE_WRITE_INITIATOR) { - /* Setup WRITE task */ - struct fcoe_sge *fcoe_bd_tbl = bd_tbl->bd_tbl; - - task_ctx->ystorm_st_context.task_type = - FCOE_TASK_TYPE_WRITE_INITIATOR; - data_desc = &task_ctx->ystorm_st_context.data_desc; - - if (io_req->use_slowpath) { - SET_FIELD(task_ctx->ystorm_st_context.sgl_mode, - YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE, - FCOE_SLOW_SGL); - data_desc->slow.base_sgl_addr.lo = - U64_LO(bd_tbl->bd_tbl_dma); - data_desc->slow.base_sgl_addr.hi = - U64_HI(bd_tbl->bd_tbl_dma); - data_desc->slow.remainder_num_sges = bd_count; - data_desc->slow.curr_sge_off = 0; - data_desc->slow.curr_sgl_index = 0; - qedf->slow_sge_ios++; - io_req->sge_type = QEDF_IOREQ_SLOW_SGE; - } else { - SET_FIELD(task_ctx->ystorm_st_context.sgl_mode, - YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE, - (bd_count <= 4) ? (enum fcoe_sgl_mode)bd_count : - FCOE_MUL_FAST_SGES); - - if (bd_count == 1) { - data_desc->single_sge.sge_addr.lo = - fcoe_bd_tbl->sge_addr.lo; - data_desc->single_sge.sge_addr.hi = - fcoe_bd_tbl->sge_addr.hi; - data_desc->single_sge.size = - fcoe_bd_tbl->size; - data_desc->single_sge.is_valid_sge = 0; - qedf->single_sge_ios++; - io_req->sge_type = QEDF_IOREQ_SINGLE_SGE; - } else { - data_desc->fast.sgl_start_addr.lo = - U64_LO(bd_tbl->bd_tbl_dma); - data_desc->fast.sgl_start_addr.hi = - U64_HI(bd_tbl->bd_tbl_dma); - data_desc->fast.sgl_byte_offset = - data_desc->fast.sgl_start_addr.lo & - (QEDF_PAGE_SIZE - 1); - if (data_desc->fast.sgl_byte_offset > 0) - QEDF_ERR(&(qedf->dbg_ctx), - "byte_offset=%u for xid=0x%x.\n", - io_req->xid, - data_desc->fast.sgl_byte_offset); - data_desc->fast.task_reuse_cnt = - io_req->reuse_count; - io_req->reuse_count++; - if (io_req->reuse_count == QEDF_MAX_REUSE) { - *ptu_invalidate = 1; - io_req->reuse_count = 0; - } - qedf->fast_sge_ios++; - io_req->sge_type = QEDF_IOREQ_FAST_SGE; - } - } - - /* T Storm context */ - task_ctx->tstorm_st_context.read_only.task_type = - FCOE_TASK_TYPE_WRITE_INITIATOR; - - /* M Storm context */ - tmp_sgl_mode = GET_FIELD(task_ctx->ystorm_st_context.sgl_mode, - YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE); - SET_FIELD(task_ctx->mstorm_st_context.non_fp.tx_rx_sgl_mode, - FCOE_MSTORM_FCOE_TASK_ST_CTX_NON_FP_TX_SGL_MODE, - tmp_sgl_mode); - } else { - /* Setup READ task */ - - /* M Storm context */ - struct fcoe_sge *fcoe_bd_tbl = bd_tbl->bd_tbl; - - data_desc = &task_ctx->mstorm_st_context.fp.data_desc; - task_ctx->mstorm_st_context.fp.data_2_trns_rem = - io_req->data_xfer_len; - - if (io_req->use_slowpath) { - SET_FIELD( - task_ctx->mstorm_st_context.non_fp.tx_rx_sgl_mode, - FCOE_MSTORM_FCOE_TASK_ST_CTX_NON_FP_RX_SGL_MODE, - FCOE_SLOW_SGL); - data_desc->slow.base_sgl_addr.lo = - U64_LO(bd_tbl->bd_tbl_dma); - data_desc->slow.base_sgl_addr.hi = - U64_HI(bd_tbl->bd_tbl_dma); - data_desc->slow.remainder_num_sges = - bd_count; - data_desc->slow.curr_sge_off = 0; - data_desc->slow.curr_sgl_index = 0; - qedf->slow_sge_ios++; - io_req->sge_type = QEDF_IOREQ_SLOW_SGE; + if (sc_cmd->sc_data_direction == DMA_TO_DEVICE) { + task_type = FCOE_TASK_TYPE_WRITE_INITIATOR; + tx_io_size = io_req->data_xfer_len; } else { - SET_FIELD( - task_ctx->mstorm_st_context.non_fp.tx_rx_sgl_mode, - FCOE_MSTORM_FCOE_TASK_ST_CTX_NON_FP_RX_SGL_MODE, - (bd_count <= 4) ? (enum fcoe_sgl_mode)bd_count : - FCOE_MUL_FAST_SGES); - - if (bd_count == 1) { - data_desc->single_sge.sge_addr.lo = - fcoe_bd_tbl->sge_addr.lo; - data_desc->single_sge.sge_addr.hi = - fcoe_bd_tbl->sge_addr.hi; - data_desc->single_sge.size = - fcoe_bd_tbl->size; - data_desc->single_sge.is_valid_sge = 0; - qedf->single_sge_ios++; - io_req->sge_type = QEDF_IOREQ_SINGLE_SGE; - } else { - data_desc->fast.sgl_start_addr.lo = - U64_LO(bd_tbl->bd_tbl_dma); - data_desc->fast.sgl_start_addr.hi = - U64_HI(bd_tbl->bd_tbl_dma); - data_desc->fast.sgl_byte_offset = 0; - data_desc->fast.task_reuse_cnt = - io_req->reuse_count; - io_req->reuse_count++; - if (io_req->reuse_count == QEDF_MAX_REUSE) { - *ptu_invalidate = 1; - io_req->reuse_count = 0; - } - qedf->fast_sge_ios++; - io_req->sge_type = QEDF_IOREQ_FAST_SGE; - } + task_type = FCOE_TASK_TYPE_READ_INITIATOR; + rx_io_size = io_req->data_xfer_len; } - - /* Y Storm context */ - task_ctx->ystorm_st_context.expect_first_xfer = 0; - task_ctx->ystorm_st_context.task_type = - FCOE_TASK_TYPE_READ_INITIATOR; - - /* T Storm context */ - task_ctx->tstorm_st_context.read_only.task_type = - FCOE_TASK_TYPE_READ_INITIATOR; - mst_sgl_mode = GET_FIELD( - task_ctx->mstorm_st_context.non_fp.tx_rx_sgl_mode, - FCOE_MSTORM_FCOE_TASK_ST_CTX_NON_FP_RX_SGL_MODE); - SET_FIELD(task_ctx->tstorm_st_context.read_write.flags, - FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RX_SGL_MODE, - mst_sgl_mode); } + /* Setup the fields for fcoe_task_params */ + io_req->task_params->context = task_ctx; + io_req->task_params->sqe = sqe; + io_req->task_params->task_type = task_type; + io_req->task_params->tx_io_size = tx_io_size; + io_req->task_params->rx_io_size = rx_io_size; + io_req->task_params->conn_cid = fcport->fw_cid; + io_req->task_params->itid = io_req->xid; + io_req->task_params->cq_rss_number = cq_idx; + io_req->task_params->is_tape_device = fcport->dev_type; + + /* Fill in information for scatter/gather list */ + if (io_req->cmd_type != QEDF_TASK_MGMT_CMD) { + bd_count = bd_tbl->bd_valid; + io_req->sgl_task_params->sgl = bd_tbl->bd_tbl; + io_req->sgl_task_params->sgl_phys_addr.lo = + U64_LO(bd_tbl->bd_tbl_dma); + io_req->sgl_task_params->sgl_phys_addr.hi = + U64_HI(bd_tbl->bd_tbl_dma); + io_req->sgl_task_params->num_sges = bd_count; + io_req->sgl_task_params->total_buffer_size = + scsi_bufflen(io_req->sc_cmd); + io_req->sgl_task_params->small_mid_sge = + io_req->use_slowpath; + } + + /* Fill in physical address of sense buffer */ + sense_data_buffer_phys_addr.lo = U64_LO(io_req->sense_buffer_dma); + sense_data_buffer_phys_addr.hi = U64_HI(io_req->sense_buffer_dma); + /* fill FCP_CMND IU */ - fcp_cmnd = (u32 *)task_ctx->ystorm_st_context.tx_info_union.fcp_cmd_payload.opaque; - qedf_build_fcp_cmnd(io_req, (struct fcp_cmnd *)&tmp_fcp_cmnd); + qedf_build_fcp_cmnd(io_req, (struct fcp_cmnd *)tmp_fcp_cmnd); /* Swap fcp_cmnd since FC is big endian */ cnt = sizeof(struct fcp_cmnd) / sizeof(u32); - for (i = 0; i < cnt; i++) { - *fcp_cmnd = cpu_to_be32(tmp_fcp_cmnd[i]); - fcp_cmnd++; + tmp_fcp_cmnd[i] = cpu_to_be32(tmp_fcp_cmnd[i]); + } + memcpy(fcp_cmnd, tmp_fcp_cmnd, sizeof(struct fcp_cmnd)); + + init_initiator_rw_fcoe_task(io_req->task_params, + io_req->sgl_task_params, + sense_data_buffer_phys_addr, + io_req->task_retry_identifier, fcp_cmnd); + + /* Increment SGL type counters */ + if (bd_count == 1) { + qedf->single_sge_ios++; + io_req->sge_type = QEDF_IOREQ_SINGLE_SGE; + } else if (io_req->use_slowpath) { + qedf->slow_sge_ios++; + io_req->sge_type = QEDF_IOREQ_SLOW_SGE; + } else { + qedf->fast_sge_ios++; + io_req->sge_type = QEDF_IOREQ_FAST_SGE; } - - /* M Storm context - Sense buffer */ - task_ctx->mstorm_st_context.non_fp.rsp_buf_addr.lo = - U64_LO(io_req->sense_buffer_dma); - task_ctx->mstorm_st_context.non_fp.rsp_buf_addr.hi = - U64_HI(io_req->sense_buffer_dma); } void qedf_init_mp_task(struct qedf_ioreq *io_req, - struct fcoe_task_context *task_ctx) + struct fcoe_task_context *task_ctx, struct fcoe_wqe *sqe) { struct qedf_mp_req *mp_req = &(io_req->mp_req); struct qedf_rport *fcport = io_req->fcport; struct qedf_ctx *qedf = io_req->fcport->qedf; struct fc_frame_header *fc_hdr; - enum fcoe_task_type task_type = 0; - union fcoe_data_desc_ctx *data_desc; + struct fcoe_tx_mid_path_params task_fc_hdr; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; - QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC, "Initializing MP task " - "for cmd_type = %d\n", io_req->cmd_type); + QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC, + "Initializing MP task for cmd_type=%d\n", + io_req->cmd_type); qedf->control_requests++; - /* Obtain task_type */ - if ((io_req->cmd_type == QEDF_TASK_MGMT_CMD) || - (io_req->cmd_type == QEDF_ELS)) { - task_type = FCOE_TASK_TYPE_MIDPATH; - } else if (io_req->cmd_type == QEDF_ABTS) { - task_type = FCOE_TASK_TYPE_ABTS; - } - + memset(&tx_sgl_task_params, 0, sizeof(struct scsi_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(struct scsi_sgl_task_params)); memset(task_ctx, 0, sizeof(struct fcoe_task_context)); + memset(&task_fc_hdr, 0, sizeof(struct fcoe_tx_mid_path_params)); /* Setup the task from io_req for easy reference */ io_req->task = task_ctx; - QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC, "task type = %d\n", - task_type); - - /* YSTORM only */ - { - /* Initialize YSTORM task context */ - struct fcoe_tx_mid_path_params *task_fc_hdr = - &task_ctx->ystorm_st_context.tx_info_union.tx_params.mid_path; - memset(task_fc_hdr, 0, sizeof(struct fcoe_tx_mid_path_params)); - task_ctx->ystorm_st_context.task_rety_identifier = - io_req->task_retry_identifier; - - /* Init SGL parameters */ - if ((task_type == FCOE_TASK_TYPE_MIDPATH) || - (task_type == FCOE_TASK_TYPE_UNSOLICITED)) { - data_desc = &task_ctx->ystorm_st_context.data_desc; - data_desc->slow.base_sgl_addr.lo = - U64_LO(mp_req->mp_req_bd_dma); - data_desc->slow.base_sgl_addr.hi = - U64_HI(mp_req->mp_req_bd_dma); - data_desc->slow.remainder_num_sges = 1; - data_desc->slow.curr_sge_off = 0; - data_desc->slow.curr_sgl_index = 0; - } - - fc_hdr = &(mp_req->req_fc_hdr); - if (task_type == FCOE_TASK_TYPE_MIDPATH) { - fc_hdr->fh_ox_id = io_req->xid; - fc_hdr->fh_rx_id = htons(0xffff); - } else if (task_type == FCOE_TASK_TYPE_UNSOLICITED) { - fc_hdr->fh_rx_id = io_req->xid; - } + /* Setup the fields for fcoe_task_params */ + io_req->task_params->context = task_ctx; + io_req->task_params->sqe = sqe; + io_req->task_params->task_type = FCOE_TASK_TYPE_MIDPATH; + io_req->task_params->tx_io_size = io_req->data_xfer_len; + /* rx_io_size tells the f/w how large a response buffer we have */ + io_req->task_params->rx_io_size = PAGE_SIZE; + io_req->task_params->conn_cid = fcport->fw_cid; + io_req->task_params->itid = io_req->xid; + /* Return middle path commands on CQ 0 */ + io_req->task_params->cq_rss_number = 0; + io_req->task_params->is_tape_device = fcport->dev_type; + + fc_hdr = &(mp_req->req_fc_hdr); + /* Set OX_ID and RX_ID based on driver task id */ + fc_hdr->fh_ox_id = io_req->xid; + fc_hdr->fh_rx_id = htons(0xffff); + + /* Set up FC header information */ + task_fc_hdr.parameter = fc_hdr->fh_parm_offset; + task_fc_hdr.r_ctl = fc_hdr->fh_r_ctl; + task_fc_hdr.type = fc_hdr->fh_type; + task_fc_hdr.cs_ctl = fc_hdr->fh_cs_ctl; + task_fc_hdr.df_ctl = fc_hdr->fh_df_ctl; + task_fc_hdr.rx_id = fc_hdr->fh_rx_id; + task_fc_hdr.ox_id = fc_hdr->fh_ox_id; + + /* Set up s/g list parameters for request buffer */ + tx_sgl_task_params.sgl = mp_req->mp_req_bd; + tx_sgl_task_params.sgl_phys_addr.lo = U64_LO(mp_req->mp_req_bd_dma); + tx_sgl_task_params.sgl_phys_addr.hi = U64_HI(mp_req->mp_req_bd_dma); + tx_sgl_task_params.num_sges = 1; + /* Set PAGE_SIZE for now since sg element is that size ??? */ + tx_sgl_task_params.total_buffer_size = io_req->data_xfer_len; + tx_sgl_task_params.small_mid_sge = 0; + + /* Set up s/g list parameters for request buffer */ + rx_sgl_task_params.sgl = mp_req->mp_resp_bd; + rx_sgl_task_params.sgl_phys_addr.lo = U64_LO(mp_req->mp_resp_bd_dma); + rx_sgl_task_params.sgl_phys_addr.hi = U64_HI(mp_req->mp_resp_bd_dma); + rx_sgl_task_params.num_sges = 1; + /* Set PAGE_SIZE for now since sg element is that size ??? */ + rx_sgl_task_params.total_buffer_size = PAGE_SIZE; + rx_sgl_task_params.small_mid_sge = 0; - /* Fill FC Header into middle path buffer */ - task_fc_hdr->parameter = fc_hdr->fh_parm_offset; - task_fc_hdr->r_ctl = fc_hdr->fh_r_ctl; - task_fc_hdr->type = fc_hdr->fh_type; - task_fc_hdr->cs_ctl = fc_hdr->fh_cs_ctl; - task_fc_hdr->df_ctl = fc_hdr->fh_df_ctl; - task_fc_hdr->rx_id = fc_hdr->fh_rx_id; - task_fc_hdr->ox_id = fc_hdr->fh_ox_id; - - task_ctx->ystorm_st_context.data_2_trns_rem = - io_req->data_xfer_len; - task_ctx->ystorm_st_context.task_type = task_type; - } - - /* TSTORM ONLY */ - { - task_ctx->tstorm_ag_context.icid = (u16)fcport->fw_cid; - task_ctx->tstorm_st_context.read_only.cid = fcport->fw_cid; - /* Always send middle-path repsonses on CQ #0 */ - task_ctx->tstorm_st_context.read_only.glbl_q_num = 0; - io_req->fp_idx = 0; - SET_FIELD(task_ctx->tstorm_ag_context.flags0, - TSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE, - PROTOCOLID_FCOE); - task_ctx->tstorm_st_context.read_only.task_type = task_type; - SET_FIELD(task_ctx->tstorm_st_context.read_write.flags, - FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME, - 1); - task_ctx->tstorm_st_context.read_write.rx_id = 0xffff; - } - - /* MSTORM only */ - { - if (task_type == FCOE_TASK_TYPE_MIDPATH) { - /* Initialize task context */ - data_desc = &task_ctx->mstorm_st_context.fp.data_desc; - - /* Set cache sges address and length */ - data_desc->slow.base_sgl_addr.lo = - U64_LO(mp_req->mp_resp_bd_dma); - data_desc->slow.base_sgl_addr.hi = - U64_HI(mp_req->mp_resp_bd_dma); - data_desc->slow.remainder_num_sges = 1; - data_desc->slow.curr_sge_off = 0; - data_desc->slow.curr_sgl_index = 0; - /* - * Also need to fil in non-fastpath response address - * for middle path commands. - */ - task_ctx->mstorm_st_context.non_fp.rsp_buf_addr.lo = - U64_LO(mp_req->mp_resp_bd_dma); - task_ctx->mstorm_st_context.non_fp.rsp_buf_addr.hi = - U64_HI(mp_req->mp_resp_bd_dma); - } - } - - /* USTORM ONLY */ - { - task_ctx->ustorm_ag_context.global_cq_num = 0; - } + /* + * Last arg is 0 as previous code did not set that we wanted the + * fc header information. + */ + init_initiator_midpath_unsolicited_fcoe_task(io_req->task_params, + &task_fc_hdr, + &tx_sgl_task_params, + &rx_sgl_task_params, 0); - /* I/O stats. Middle path commands always use slow SGEs */ - qedf->slow_sge_ios++; - io_req->sge_type = QEDF_IOREQ_SLOW_SGE; + /* Midpath requests always consume 1 SGE */ + qedf->single_sge_ios++; } -void qedf_add_to_sq(struct qedf_rport *fcport, u16 xid, u32 ptu_invalidate, - enum fcoe_task_type req_type, u32 offset) +/* Presumed that fcport->rport_lock is held */ +u16 qedf_get_sqe_idx(struct qedf_rport *fcport) { - struct fcoe_wqe *sqe; uint16_t total_sqe = (fcport->sq_mem_size)/(sizeof(struct fcoe_wqe)); + u16 rval; - sqe = &fcport->sq[fcport->sq_prod_idx]; + rval = fcport->sq_prod_idx; + /* Adjust ring index */ fcport->sq_prod_idx++; fcport->fw_sq_prod_idx++; if (fcport->sq_prod_idx == total_sqe) fcport->sq_prod_idx = 0; - switch (req_type) { - case FCOE_TASK_TYPE_WRITE_INITIATOR: - case FCOE_TASK_TYPE_READ_INITIATOR: - SET_FIELD(sqe->flags, FCOE_WQE_REQ_TYPE, SEND_FCOE_CMD); - if (ptu_invalidate) - SET_FIELD(sqe->flags, FCOE_WQE_INVALIDATE_PTU, 1); - break; - case FCOE_TASK_TYPE_MIDPATH: - SET_FIELD(sqe->flags, FCOE_WQE_REQ_TYPE, SEND_FCOE_MIDPATH); - break; - case FCOE_TASK_TYPE_ABTS: - SET_FIELD(sqe->flags, FCOE_WQE_REQ_TYPE, - SEND_FCOE_ABTS_REQUEST); - break; - case FCOE_TASK_TYPE_EXCHANGE_CLEANUP: - SET_FIELD(sqe->flags, FCOE_WQE_REQ_TYPE, - FCOE_EXCHANGE_CLEANUP); - break; - case FCOE_TASK_TYPE_SEQUENCE_CLEANUP: - SET_FIELD(sqe->flags, FCOE_WQE_REQ_TYPE, - FCOE_SEQUENCE_RECOVERY); - /* NOTE: offset param only used for sequence recovery */ - sqe->additional_info_union.seq_rec_updated_offset = offset; - break; - case FCOE_TASK_TYPE_UNSOLICITED: - break; - default: - break; - } - - sqe->task_id = xid; - - /* Make sure SQ data is coherent */ - wmb(); - + return rval; } void qedf_ring_doorbell(struct qedf_rport *fcport) @@ -1029,7 +847,8 @@ int qedf_post_io_req(struct qedf_rport *fcport, struct qedf_ioreq *io_req) struct fcoe_task_context *task_ctx; u16 xid; enum fcoe_task_type req_type = 0; - u32 ptu_invalidate = 0; + struct fcoe_wqe *sqe; + u16 sqe_idx; /* Initialize rest of io_req fileds */ io_req->data_xfer_len = scsi_bufflen(sc_cmd); @@ -1061,6 +880,16 @@ int qedf_post_io_req(struct qedf_rport *fcport, struct qedf_ioreq *io_req) return -EAGAIN; } + if (!test_bit(QEDF_RPORT_SESSION_READY, &fcport->flags)) { + QEDF_ERR(&(qedf->dbg_ctx), "Session not offloaded yet.\n"); + kref_put(&io_req->refcount, qedf_release_cmd); + } + + /* Obtain free SQE */ + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + /* Get the task context */ task_ctx = qedf_get_task_mem(&qedf->tasks, xid); if (!task_ctx) { @@ -1070,15 +899,7 @@ int qedf_post_io_req(struct qedf_rport *fcport, struct qedf_ioreq *io_req) return -EINVAL; } - qedf_init_task(fcport, lport, io_req, &ptu_invalidate, task_ctx); - - if (!test_bit(QEDF_RPORT_SESSION_READY, &fcport->flags)) { - QEDF_ERR(&(qedf->dbg_ctx), "Session not offloaded yet.\n"); - kref_put(&io_req->refcount, qedf_release_cmd); - } - - /* Obtain free SQ entry */ - qedf_add_to_sq(fcport, xid, ptu_invalidate, req_type, 0); + qedf_init_task(fcport, lport, io_req, task_ctx, sqe); /* Ring doorbell */ qedf_ring_doorbell(fcport); @@ -1661,6 +1482,8 @@ int qedf_initiate_abts(struct qedf_ioreq *io_req, bool return_scsi_cmd_on_abts) u32 r_a_tov = 0; int rc = 0; unsigned long flags; + struct fcoe_wqe *sqe; + u16 sqe_idx; r_a_tov = rdata->r_a_tov; lport = qedf->lport; @@ -1712,10 +1535,12 @@ int qedf_initiate_abts(struct qedf_ioreq *io_req, bool return_scsi_cmd_on_abts) spin_lock_irqsave(&fcport->rport_lock, flags); - /* Add ABTS to send queue */ - qedf_add_to_sq(fcport, xid, 0, FCOE_TASK_TYPE_ABTS, 0); + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + io_req->task_params->sqe = sqe; - /* Ring doorbell */ + init_initiator_abort_fcoe_task(io_req->task_params); qedf_ring_doorbell(fcport); spin_unlock_irqrestore(&fcport->rport_lock, flags); @@ -1784,8 +1609,8 @@ void qedf_process_abts_compl(struct qedf_ctx *qedf, struct fcoe_cqe *cqe, int qedf_init_mp_req(struct qedf_ioreq *io_req) { struct qedf_mp_req *mp_req; - struct fcoe_sge *mp_req_bd; - struct fcoe_sge *mp_resp_bd; + struct scsi_sge *mp_req_bd; + struct scsi_sge *mp_resp_bd; struct qedf_ctx *qedf = io_req->fcport->qedf; dma_addr_t addr; uint64_t sz; @@ -1819,7 +1644,7 @@ int qedf_init_mp_req(struct qedf_ioreq *io_req) } /* Allocate and map mp_req_bd and mp_resp_bd */ - sz = sizeof(struct fcoe_sge); + sz = sizeof(struct scsi_sge); mp_req->mp_req_bd = dma_alloc_coherent(&qedf->pdev->dev, sz, &mp_req->mp_req_bd_dma, GFP_KERNEL); if (!mp_req->mp_req_bd) { @@ -1841,7 +1666,7 @@ int qedf_init_mp_req(struct qedf_ioreq *io_req) mp_req_bd = mp_req->mp_req_bd; mp_req_bd->sge_addr.lo = U64_LO(addr); mp_req_bd->sge_addr.hi = U64_HI(addr); - mp_req_bd->size = QEDF_PAGE_SIZE; + mp_req_bd->sge_len = QEDF_PAGE_SIZE; /* * MP buffer is either a task mgmt command or an ELS. @@ -1852,7 +1677,7 @@ int qedf_init_mp_req(struct qedf_ioreq *io_req) addr = mp_req->resp_buf_dma; mp_resp_bd->sge_addr.lo = U64_LO(addr); mp_resp_bd->sge_addr.hi = U64_HI(addr); - mp_resp_bd->size = QEDF_PAGE_SIZE; + mp_resp_bd->sge_len = QEDF_PAGE_SIZE; return 0; } @@ -1895,6 +1720,8 @@ int qedf_initiate_cleanup(struct qedf_ioreq *io_req, int tmo = 0; int rc = SUCCESS; unsigned long flags; + struct fcoe_wqe *sqe; + u16 sqe_idx; fcport = io_req->fcport; if (!fcport) { @@ -1940,12 +1767,16 @@ int qedf_initiate_cleanup(struct qedf_ioreq *io_req, init_completion(&io_req->tm_done); - /* Obtain free SQ entry */ spin_lock_irqsave(&fcport->rport_lock, flags); - qedf_add_to_sq(fcport, xid, 0, FCOE_TASK_TYPE_EXCHANGE_CLEANUP, 0); - /* Ring doorbell */ + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + io_req->task_params->sqe = sqe; + + init_initiator_cleanup_fcoe_task(io_req->task_params); qedf_ring_doorbell(fcport); + spin_unlock_irqrestore(&fcport->rport_lock, flags); tmo = wait_for_completion_timeout(&io_req->tm_done, @@ -1991,16 +1822,15 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd, uint8_t tm_flags) { struct qedf_ioreq *io_req; - struct qedf_mp_req *tm_req; struct fcoe_task_context *task; - struct fc_frame_header *fc_hdr; - struct fcp_cmnd *fcp_cmnd; struct qedf_ctx *qedf = fcport->qedf; + struct fc_lport *lport = qedf->lport; int rc = 0; uint16_t xid; - uint32_t sid, did; int tmo = 0; unsigned long flags; + struct fcoe_wqe *sqe; + u16 sqe_idx; if (!sc_cmd) { QEDF_ERR(&(qedf->dbg_ctx), "invalid arg\n"); @@ -2031,36 +1861,14 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd, /* Set the return CPU to be the same as the request one */ io_req->cpu = smp_processor_id(); - tm_req = (struct qedf_mp_req *)&(io_req->mp_req); - - rc = qedf_init_mp_req(io_req); - if (rc == FAILED) { - QEDF_ERR(&(qedf->dbg_ctx), "Task mgmt MP request init " - "failed\n"); - kref_put(&io_req->refcount, qedf_release_cmd); - goto reset_tmf_err; - } - /* Set TM flags */ - io_req->io_req_flags = 0; - tm_req->tm_flags = tm_flags; + io_req->io_req_flags = QEDF_READ; + io_req->data_xfer_len = 0; + io_req->tm_flags = tm_flags; /* Default is to return a SCSI command when an error occurs */ io_req->return_scsi_cmd_on_abts = true; - /* Fill FCP_CMND */ - qedf_build_fcp_cmnd(io_req, (struct fcp_cmnd *)tm_req->req_buf); - fcp_cmnd = (struct fcp_cmnd *)tm_req->req_buf; - memset(fcp_cmnd->fc_cdb, 0, FCP_CMND_LEN); - fcp_cmnd->fc_dl = 0; - - /* Fill FC header */ - fc_hdr = &(tm_req->req_fc_hdr); - sid = fcport->sid; - did = fcport->rdata->ids.port_id; - __fc_fill_fc_hdr(fc_hdr, FC_RCTL_DD_UNSOL_CMD, sid, did, - FC_TYPE_FCP, FC_FC_FIRST_SEQ | FC_FC_END_SEQ | - FC_FC_SEQ_INIT, 0); /* Obtain exchange id */ xid = io_req->xid; @@ -2069,16 +1877,18 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd, /* Initialize task context for this IO request */ task = qedf_get_task_mem(&qedf->tasks, xid); - qedf_init_mp_task(io_req, task); init_completion(&io_req->tm_done); - /* Obtain free SQ entry */ spin_lock_irqsave(&fcport->rport_lock, flags); - qedf_add_to_sq(fcport, xid, 0, FCOE_TASK_TYPE_MIDPATH, 0); - /* Ring doorbell */ + sqe_idx = qedf_get_sqe_idx(fcport); + sqe = &fcport->sq[sqe_idx]; + memset(sqe, 0, sizeof(struct fcoe_wqe)); + + qedf_init_task(fcport, lport, io_req, task, sqe); qedf_ring_doorbell(fcport); + spin_unlock_irqrestore(&fcport->rport_lock, flags); tmo = wait_for_completion_timeout(&io_req->tm_done, @@ -2162,14 +1972,6 @@ void qedf_process_tmf_compl(struct qedf_ctx *qedf, struct fcoe_cqe *cqe, struct qedf_ioreq *io_req) { struct fcoe_cqe_rsp_info *fcp_rsp; - struct fcoe_cqe_midpath_info *mp_info; - - - /* Get TMF response length from CQE */ - mp_info = &cqe->cqe_info.midpath_info; - io_req->mp_req.resp_len = mp_info->data_placement_size; - QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_SCSI_TM, - "Response len is %d.\n", io_req->mp_req.resp_len); fcp_rsp = &cqe->cqe_info.rsp_info; qedf_parse_fcp_rsp(io_req, fcp_rsp); diff --git a/drivers/scsi/qedi/Makefile b/drivers/scsi/qedi/Makefile index 2b3e16b24299..90a6925577cc 100644 --- a/drivers/scsi/qedi/Makefile +++ b/drivers/scsi/qedi/Makefile @@ -1,5 +1,5 @@ obj-$(CONFIG_QEDI) := qedi.o qedi-y := qedi_main.o qedi_iscsi.o qedi_fw.o qedi_sysfs.o \ - qedi_dbg.o + qedi_dbg.o qedi_fw_api.o qedi-$(CONFIG_DEBUG_FS) += qedi_debugfs.o diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c index 2bce3efc66a4..d6978cbc56f0 100644 --- a/drivers/scsi/qedi/qedi_fw.c +++ b/drivers/scsi/qedi/qedi_fw.c @@ -14,6 +14,8 @@ #include "qedi.h" #include "qedi_iscsi.h" #include "qedi_gbl.h" +#include "qedi_fw_iscsi.h" +#include "qedi_fw_scsi.h" static int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, struct iscsi_task *mtask); @@ -53,8 +55,8 @@ static void qedi_process_logout_resp(struct qedi_ctx *qedi, resp_hdr->exp_cmdsn = cpu_to_be32(cqe_logout_response->exp_cmd_sn); resp_hdr->max_cmdsn = cpu_to_be32(cqe_logout_response->max_cmd_sn); - resp_hdr->t2wait = cpu_to_be32(cqe_logout_response->time2wait); - resp_hdr->t2retain = cpu_to_be32(cqe_logout_response->time2retain); + resp_hdr->t2wait = cpu_to_be32(cqe_logout_response->time_2_wait); + resp_hdr->t2retain = cpu_to_be32(cqe_logout_response->time_2_retain); QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_TID, "Freeing tid=0x%x for cid=0x%x\n", @@ -975,81 +977,6 @@ exit_fp_process: return; } -static void qedi_add_to_sq(struct qedi_conn *qedi_conn, struct iscsi_task *task, - u16 tid, uint16_t ptu_invalidate, int is_cleanup) -{ - struct iscsi_wqe *wqe; - struct iscsi_wqe_field *cont_field; - struct qedi_endpoint *ep; - struct scsi_cmnd *sc = task->sc; - struct iscsi_login_req *login_hdr; - struct qedi_cmd *cmd = task->dd_data; - - login_hdr = (struct iscsi_login_req *)task->hdr; - ep = qedi_conn->ep; - wqe = &ep->sq[ep->sq_prod_idx]; - - memset(wqe, 0, sizeof(*wqe)); - - ep->sq_prod_idx++; - ep->fw_sq_prod_idx++; - if (ep->sq_prod_idx == QEDI_SQ_SIZE) - ep->sq_prod_idx = 0; - - if (is_cleanup) { - SET_FIELD(wqe->flags, ISCSI_WQE_WQE_TYPE, - ISCSI_WQE_TYPE_TASK_CLEANUP); - wqe->task_id = tid; - return; - } - - if (ptu_invalidate) { - SET_FIELD(wqe->flags, ISCSI_WQE_PTU_INVALIDATE, - ISCSI_WQE_SET_PTU_INVALIDATE); - } - - cont_field = &wqe->cont_prevtid_union.cont_field; - - switch (task->hdr->opcode & ISCSI_OPCODE_MASK) { - case ISCSI_OP_LOGIN: - case ISCSI_OP_TEXT: - SET_FIELD(wqe->flags, ISCSI_WQE_WQE_TYPE, - ISCSI_WQE_TYPE_MIDDLE_PATH); - SET_FIELD(wqe->flags, ISCSI_WQE_NUM_FAST_SGES, - 1); - cont_field->contlen_cdbsize_field = ntoh24(login_hdr->dlength); - break; - case ISCSI_OP_LOGOUT: - case ISCSI_OP_NOOP_OUT: - case ISCSI_OP_SCSI_TMFUNC: - SET_FIELD(wqe->flags, ISCSI_WQE_WQE_TYPE, - ISCSI_WQE_TYPE_NORMAL); - break; - default: - if (!sc) - break; - - SET_FIELD(wqe->flags, ISCSI_WQE_WQE_TYPE, - ISCSI_WQE_TYPE_NORMAL); - cont_field->contlen_cdbsize_field = - (sc->sc_data_direction == DMA_TO_DEVICE) ? - scsi_bufflen(sc) : 0; - if (cmd->use_slowpath) - SET_FIELD(wqe->flags, ISCSI_WQE_NUM_FAST_SGES, 0); - else - SET_FIELD(wqe->flags, ISCSI_WQE_NUM_FAST_SGES, - (sc->sc_data_direction == - DMA_TO_DEVICE) ? - min((u16)QEDI_FAST_SGE_COUNT, - (u16)cmd->io_tbl.sge_valid) : 0); - break; - } - - wqe->task_id = tid; - /* Make sure SQ data is coherent */ - wmb(); -} - static void qedi_ring_doorbell(struct qedi_conn *qedi_conn) { struct iscsi_db_data dbell = { 0 }; @@ -1076,96 +1003,116 @@ static void qedi_ring_doorbell(struct qedi_conn *qedi_conn) qedi_conn->iscsi_conn_id); } +static u16 qedi_get_wqe_idx(struct qedi_conn *qedi_conn) +{ + struct qedi_endpoint *ep; + u16 rval; + + ep = qedi_conn->ep; + rval = ep->sq_prod_idx; + + /* Increament SQ index */ + ep->sq_prod_idx++; + ep->fw_sq_prod_idx++; + if (ep->sq_prod_idx == QEDI_SQ_SIZE) + ep->sq_prod_idx = 0; + + return rval; +} + int qedi_send_iscsi_login(struct qedi_conn *qedi_conn, struct iscsi_task *task) { - struct qedi_ctx *qedi = qedi_conn->qedi; + struct iscsi_login_req_hdr login_req_pdu_header; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; + struct iscsi_task_params task_params; struct iscsi_task_context *fw_task_ctx; + struct qedi_ctx *qedi = qedi_conn->qedi; struct iscsi_login_req *login_hdr; - struct iscsi_login_req_hdr *fw_login_req = NULL; - struct iscsi_cached_sge_ctx *cached_sge = NULL; - struct iscsi_sge *single_sge = NULL; - struct iscsi_sge *req_sge = NULL; - struct iscsi_sge *resp_sge = NULL; + struct scsi_sge *req_sge = NULL; + struct scsi_sge *resp_sge = NULL; struct qedi_cmd *qedi_cmd; - s16 ptu_invalidate = 0; + struct qedi_endpoint *ep; s16 tid = 0; + u16 sq_idx = 0; + int rval = 0; - req_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; - resp_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + req_sge = (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + resp_sge = (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; qedi_cmd = (struct qedi_cmd *)task->dd_data; + ep = qedi_conn->ep; login_hdr = (struct iscsi_login_req *)task->hdr; tid = qedi_get_task_idx(qedi); if (tid == -1) return -ENOMEM; - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); qedi_cmd->task_id = tid; - /* Ystorm context */ - fw_login_req = &fw_task_ctx->ystorm_st_context.pdu_hdr.login_req; - fw_login_req->opcode = login_hdr->opcode; - fw_login_req->version_min = login_hdr->min_version; - fw_login_req->version_max = login_hdr->max_version; - fw_login_req->flags_attr = login_hdr->flags; - fw_login_req->isid_tabc = *((u16 *)login_hdr->isid + 2); - fw_login_req->isid_d = *((u32 *)login_hdr->isid); - fw_login_req->tsih = login_hdr->tsih; - qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); - fw_login_req->itt = qedi_set_itt(tid, get_itt(task->itt)); - fw_login_req->cid = qedi_conn->iscsi_conn_id; - fw_login_req->cmd_sn = be32_to_cpu(login_hdr->cmdsn); - fw_login_req->exp_stat_sn = be32_to_cpu(login_hdr->exp_statsn); - fw_login_req->exp_stat_sn = 0; - - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } + memset(&task_params, 0, sizeof(task_params)); + memset(&login_req_pdu_header, 0, sizeof(login_req_pdu_header)); + memset(&tx_sgl_task_params, 0, sizeof(tx_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(rx_sgl_task_params)); + /* Update header info */ + login_req_pdu_header.opcode = login_hdr->opcode; + login_req_pdu_header.version_min = login_hdr->min_version; + login_req_pdu_header.version_max = login_hdr->max_version; + login_req_pdu_header.flags_attr = login_hdr->flags; + login_req_pdu_header.isid_tabc = swab32p((u32 *)login_hdr->isid); + login_req_pdu_header.isid_d = swab16p((u16 *)&login_hdr->isid[4]); + + login_req_pdu_header.tsih = login_hdr->tsih; + login_req_pdu_header.hdr_second_dword = ntoh24(login_hdr->dlength); - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; - cached_sge = - &fw_task_ctx->ystorm_st_context.state.sgl_ctx_union.cached_sge; - cached_sge->sge.sge_len = req_sge->sge_len; - cached_sge->sge.sge_addr.lo = (u32)(qedi_conn->gen_pdu.req_dma_addr); - cached_sge->sge.sge_addr.hi = - (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); - - /* Mstorm context */ - single_sge = &fw_task_ctx->mstorm_st_context.sgl_union.single_sge; - fw_task_ctx->mstorm_st_context.task_type = 0x2; - fw_task_ctx->mstorm_ag_context.task_cid = (u16)qedi_conn->iscsi_conn_id; - single_sge->sge_addr.lo = resp_sge->sge_addr.lo; - single_sge->sge_addr.hi = resp_sge->sge_addr.hi; - single_sge->sge_len = resp_sge->sge_len; - - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SINGLE_SGE, 1); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - fw_task_ctx->mstorm_st_context.sgl_size = 1; - fw_task_ctx->mstorm_st_context.rem_task_size = resp_sge->sge_len; - - /* Ustorm context */ - fw_task_ctx->ustorm_st_context.rem_rcv_len = resp_sge->sge_len; - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = - ntoh24(login_hdr->dlength); - fw_task_ctx->ustorm_st_context.exp_data_sn = 0; - fw_task_ctx->ustorm_st_context.cq_rss_number = 0; - fw_task_ctx->ustorm_st_context.task_type = 0x2; - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - fw_task_ctx->ustorm_ag_context.exp_data_acked = - ntoh24(login_hdr->dlength); - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); - SET_FIELD(fw_task_ctx->ustorm_st_context.flags, - USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 0); + qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); + login_req_pdu_header.itt = qedi_set_itt(tid, get_itt(task->itt)); + login_req_pdu_header.cid = qedi_conn->iscsi_conn_id; + login_req_pdu_header.cmd_sn = be32_to_cpu(login_hdr->cmdsn); + login_req_pdu_header.exp_stat_sn = be32_to_cpu(login_hdr->exp_statsn); + login_req_pdu_header.exp_stat_sn = 0; + + /* Fill tx AHS and rx buffer */ + tx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + tx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.req_dma_addr); + tx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); + tx_sgl_task_params.total_buffer_size = ntoh24(login_hdr->dlength); + tx_sgl_task_params.num_sges = 1; + + rx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + rx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.resp_dma_addr); + rx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)qedi_conn->gen_pdu.resp_dma_addr >> 32); + rx_sgl_task_params.total_buffer_size = resp_sge->sge_len; + rx_sgl_task_params.num_sges = 1; + + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = 0; + task_params.tx_io_size = ntoh24(login_hdr->dlength); + task_params.rx_io_size = resp_sge->sge_len; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + rval = init_initiator_login_request_task(&task_params, + &login_req_pdu_header, + &tx_sgl_task_params, + &rx_sgl_task_params); + if (rval) + return -1; spin_lock(&qedi_conn->list_lock); list_add_tail(&qedi_cmd->io_cmd, &qedi_conn->active_cmd_list); @@ -1173,7 +1120,6 @@ int qedi_send_iscsi_login(struct qedi_conn *qedi_conn, qedi_conn->active_cmd_count++; spin_unlock(&qedi_conn->list_lock); - qedi_add_to_sq(qedi_conn, task, tid, ptu_invalidate, false); qedi_ring_doorbell(qedi_conn); return 0; } @@ -1181,65 +1127,64 @@ int qedi_send_iscsi_login(struct qedi_conn *qedi_conn, int qedi_send_iscsi_logout(struct qedi_conn *qedi_conn, struct iscsi_task *task) { - struct qedi_ctx *qedi = qedi_conn->qedi; - struct iscsi_logout_req_hdr *fw_logout_req = NULL; - struct iscsi_task_context *fw_task_ctx = NULL; + struct iscsi_logout_req_hdr logout_pdu_header; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; + struct iscsi_task_params task_params; + struct iscsi_task_context *fw_task_ctx; struct iscsi_logout *logout_hdr = NULL; - struct qedi_cmd *qedi_cmd = NULL; - s16 tid = 0; - s16 ptu_invalidate = 0; + struct qedi_ctx *qedi = qedi_conn->qedi; + struct qedi_cmd *qedi_cmd; + struct qedi_endpoint *ep; + s16 tid = 0; + u16 sq_idx = 0; + int rval = 0; qedi_cmd = (struct qedi_cmd *)task->dd_data; logout_hdr = (struct iscsi_logout *)task->hdr; + ep = qedi_conn->ep; tid = qedi_get_task_idx(qedi); if (tid == -1) return -ENOMEM; - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); - + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); + qedi_cmd->task_id = tid; - /* Ystorm context */ - fw_logout_req = &fw_task_ctx->ystorm_st_context.pdu_hdr.logout_req; - fw_logout_req->opcode = ISCSI_OPCODE_LOGOUT_REQUEST; - fw_logout_req->reason_code = 0x80 | logout_hdr->flags; - qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); - fw_logout_req->itt = qedi_set_itt(tid, get_itt(task->itt)); - fw_logout_req->exp_stat_sn = be32_to_cpu(logout_hdr->exp_statsn); - fw_logout_req->cmd_sn = be32_to_cpu(logout_hdr->cmdsn); + memset(&task_params, 0, sizeof(task_params)); + memset(&logout_pdu_header, 0, sizeof(logout_pdu_header)); + memset(&tx_sgl_task_params, 0, sizeof(tx_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(rx_sgl_task_params)); - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; - fw_logout_req->cid = qedi_conn->iscsi_conn_id; - fw_task_ctx->ystorm_st_context.state.buffer_offset[0] = 0; - - /* Mstorm context */ - fw_task_ctx->mstorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->mstorm_ag_context.task_cid = (u16)qedi_conn->iscsi_conn_id; - - /* Ustorm context */ - fw_task_ctx->ustorm_st_context.rem_rcv_len = 0; - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = 0; - fw_task_ctx->ustorm_st_context.exp_data_sn = 0; - fw_task_ctx->ustorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->ustorm_st_context.cq_rss_number = 0; - - SET_FIELD(fw_task_ctx->ustorm_st_context.flags, - USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 0); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); + /* Update header info */ + logout_pdu_header.opcode = logout_hdr->opcode; + logout_pdu_header.reason_code = 0x80 | logout_hdr->flags; + qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); + logout_pdu_header.itt = qedi_set_itt(tid, get_itt(task->itt)); + logout_pdu_header.exp_stat_sn = be32_to_cpu(logout_hdr->exp_statsn); + logout_pdu_header.cmd_sn = be32_to_cpu(logout_hdr->cmdsn); + logout_pdu_header.cid = qedi_conn->iscsi_conn_id; + + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = 0; + task_params.tx_io_size = 0; + task_params.rx_io_size = 0; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + + rval = init_initiator_logout_request_task(&task_params, + &logout_pdu_header, + NULL, NULL); + if (rval) + return -1; spin_lock(&qedi_conn->list_lock); list_add_tail(&qedi_cmd->io_cmd, &qedi_conn->active_cmd_list); @@ -1247,9 +1192,7 @@ int qedi_send_iscsi_logout(struct qedi_conn *qedi_conn, qedi_conn->active_cmd_count++; spin_unlock(&qedi_conn->list_lock); - qedi_add_to_sq(qedi_conn, task, tid, ptu_invalidate, false); qedi_ring_doorbell(qedi_conn); - return 0; } @@ -1533,47 +1476,46 @@ ldel_exit: static int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, struct iscsi_task *mtask) { - struct iscsi_conn *conn = qedi_conn->cls_conn->dd_data; + struct iscsi_tmf_request_hdr tmf_pdu_header; + struct iscsi_task_params task_params; struct qedi_ctx *qedi = qedi_conn->qedi; struct iscsi_task_context *fw_task_ctx; - struct iscsi_tmf_request_hdr *fw_tmf_request; - struct iscsi_sge *single_sge; - struct qedi_cmd *qedi_cmd; - struct qedi_cmd *cmd; + struct iscsi_conn *conn = qedi_conn->cls_conn->dd_data; struct iscsi_task *ctask; struct iscsi_tm *tmf_hdr; - struct iscsi_sge *req_sge; - struct iscsi_sge *resp_sge; - u32 lun[2]; - s16 tid = 0, ptu_invalidate = 0; + struct qedi_cmd *qedi_cmd; + struct qedi_cmd *cmd; + struct qedi_endpoint *ep; + u32 scsi_lun[2]; + s16 tid = 0; + u16 sq_idx = 0; + int rval = 0; - req_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; - resp_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; - qedi_cmd = (struct qedi_cmd *)mtask->dd_data; tmf_hdr = (struct iscsi_tm *)mtask->hdr; + qedi_cmd = (struct qedi_cmd *)mtask->dd_data; + ep = qedi_conn->ep; - tid = qedi_cmd->task_id; - qedi_update_itt_map(qedi, tid, mtask->itt, qedi_cmd); + tid = qedi_get_task_idx(qedi); + if (tid == -1) + return -ENOMEM; - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); - fw_tmf_request = &fw_task_ctx->ystorm_st_context.pdu_hdr.tmf_request; - fw_tmf_request->itt = qedi_set_itt(tid, get_itt(mtask->itt)); - fw_tmf_request->cmd_sn = be32_to_cpu(tmf_hdr->cmdsn); + qedi_cmd->task_id = tid; - memcpy(lun, &tmf_hdr->lun, sizeof(struct scsi_lun)); - fw_tmf_request->lun.lo = be32_to_cpu(lun[0]); - fw_tmf_request->lun.hi = be32_to_cpu(lun[1]); + memset(&task_params, 0, sizeof(task_params)); + memset(&tmf_pdu_header, 0, sizeof(tmf_pdu_header)); - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; + /* Update header info */ + qedi_update_itt_map(qedi, tid, mtask->itt, qedi_cmd); + tmf_pdu_header.itt = qedi_set_itt(tid, get_itt(mtask->itt)); + tmf_pdu_header.cmd_sn = be32_to_cpu(tmf_hdr->cmdsn); + + memcpy(scsi_lun, &tmf_hdr->lun, sizeof(struct scsi_lun)); + tmf_pdu_header.lun.lo = be32_to_cpu(scsi_lun[0]); + tmf_pdu_header.lun.hi = be32_to_cpu(scsi_lun[1]); if ((tmf_hdr->flags & ISCSI_FLAG_TM_FUNC_MASK) == ISCSI_TM_FUNC_ABORT_TASK) { @@ -1584,53 +1526,34 @@ static int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, return 0; } cmd = (struct qedi_cmd *)ctask->dd_data; - fw_tmf_request->rtt = + tmf_pdu_header.rtt = qedi_set_itt(cmd->task_id, get_itt(tmf_hdr->rtt)); } else { - fw_tmf_request->rtt = ISCSI_RESERVED_TAG; + tmf_pdu_header.rtt = ISCSI_RESERVED_TAG; } - fw_tmf_request->opcode = tmf_hdr->opcode; - fw_tmf_request->function = tmf_hdr->flags; - fw_tmf_request->hdr_second_dword = ntoh24(tmf_hdr->dlength); - fw_tmf_request->ref_cmd_sn = be32_to_cpu(tmf_hdr->refcmdsn); - - single_sge = &fw_task_ctx->mstorm_st_context.sgl_union.single_sge; - fw_task_ctx->mstorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->mstorm_ag_context.task_cid = (u16)qedi_conn->iscsi_conn_id; - single_sge->sge_addr.lo = resp_sge->sge_addr.lo; - single_sge->sge_addr.hi = resp_sge->sge_addr.hi; - single_sge->sge_len = resp_sge->sge_len; - - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SINGLE_SGE, 1); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - fw_task_ctx->mstorm_st_context.sgl_size = 1; - fw_task_ctx->mstorm_st_context.rem_task_size = resp_sge->sge_len; - - /* Ustorm context */ - fw_task_ctx->ustorm_st_context.rem_rcv_len = 0; - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = 0; - fw_task_ctx->ustorm_st_context.exp_data_sn = 0; - fw_task_ctx->ustorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->ustorm_st_context.cq_rss_number = 0; - - SET_FIELD(fw_task_ctx->ustorm_st_context.flags, - USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 0); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); - fw_task_ctx->ustorm_st_context.lun.lo = be32_to_cpu(lun[0]); - fw_task_ctx->ustorm_st_context.lun.hi = be32_to_cpu(lun[1]); + tmf_pdu_header.opcode = tmf_hdr->opcode; + tmf_pdu_header.function = tmf_hdr->flags; + tmf_pdu_header.hdr_second_dword = ntoh24(tmf_hdr->dlength); + tmf_pdu_header.ref_cmd_sn = be32_to_cpu(tmf_hdr->refcmdsn); - QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_SCSI_TM, - "Add TMF to SQ, tmf tid=0x%x, itt=0x%x, cid=0x%x\n", - tid, mtask->itt, qedi_conn->iscsi_conn_id); + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = 0; + task_params.tx_io_size = 0; + task_params.rx_io_size = 0; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + rval = init_initiator_tmf_request_task(&task_params, + &tmf_pdu_header); + if (rval) + return -1; spin_lock(&qedi_conn->list_lock); list_add_tail(&qedi_cmd->io_cmd, &qedi_conn->active_cmd_list); @@ -1638,7 +1561,6 @@ static int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, qedi_conn->active_cmd_count++; spin_unlock(&qedi_conn->list_lock); - qedi_add_to_sq(qedi_conn, mtask, tid, ptu_invalidate, false); qedi_ring_doorbell(qedi_conn); return 0; } @@ -1689,101 +1611,98 @@ int qedi_iscsi_abort_work(struct qedi_conn *qedi_conn, int qedi_send_iscsi_text(struct qedi_conn *qedi_conn, struct iscsi_task *task) { - struct qedi_ctx *qedi = qedi_conn->qedi; + struct iscsi_text_request_hdr text_request_pdu_header; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; + struct iscsi_task_params task_params; struct iscsi_task_context *fw_task_ctx; - struct iscsi_text_request_hdr *fw_text_request; - struct iscsi_cached_sge_ctx *cached_sge; - struct iscsi_sge *single_sge; - struct qedi_cmd *qedi_cmd; - /* For 6.5 hdr iscsi_hdr */ + struct qedi_ctx *qedi = qedi_conn->qedi; struct iscsi_text *text_hdr; - struct iscsi_sge *req_sge; - struct iscsi_sge *resp_sge; - s16 ptu_invalidate = 0; + struct scsi_sge *req_sge = NULL; + struct scsi_sge *resp_sge = NULL; + struct qedi_cmd *qedi_cmd; + struct qedi_endpoint *ep; s16 tid = 0; + u16 sq_idx = 0; + int rval = 0; - req_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; - resp_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + req_sge = (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + resp_sge = (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; qedi_cmd = (struct qedi_cmd *)task->dd_data; text_hdr = (struct iscsi_text *)task->hdr; + ep = qedi_conn->ep; tid = qedi_get_task_idx(qedi); if (tid == -1) return -ENOMEM; - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); qedi_cmd->task_id = tid; - /* Ystorm context */ - fw_text_request = - &fw_task_ctx->ystorm_st_context.pdu_hdr.text_request; - fw_text_request->opcode = text_hdr->opcode; - fw_text_request->flags_attr = text_hdr->flags; + memset(&task_params, 0, sizeof(task_params)); + memset(&text_request_pdu_header, 0, sizeof(text_request_pdu_header)); + memset(&tx_sgl_task_params, 0, sizeof(tx_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(rx_sgl_task_params)); + + /* Update header info */ + text_request_pdu_header.opcode = text_hdr->opcode; + text_request_pdu_header.flags_attr = text_hdr->flags; qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); - fw_text_request->itt = qedi_set_itt(tid, get_itt(task->itt)); - fw_text_request->ttt = text_hdr->ttt; - fw_text_request->cmd_sn = be32_to_cpu(text_hdr->cmdsn); - fw_text_request->exp_stat_sn = be32_to_cpu(text_hdr->exp_statsn); - fw_text_request->hdr_second_dword = ntoh24(text_hdr->dlength); - - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; - - cached_sge = - &fw_task_ctx->ystorm_st_context.state.sgl_ctx_union.cached_sge; - cached_sge->sge.sge_len = req_sge->sge_len; - cached_sge->sge.sge_addr.lo = (u32)(qedi_conn->gen_pdu.req_dma_addr); - cached_sge->sge.sge_addr.hi = + text_request_pdu_header.itt = qedi_set_itt(tid, get_itt(task->itt)); + text_request_pdu_header.ttt = text_hdr->ttt; + text_request_pdu_header.cmd_sn = be32_to_cpu(text_hdr->cmdsn); + text_request_pdu_header.exp_stat_sn = be32_to_cpu(text_hdr->exp_statsn); + text_request_pdu_header.hdr_second_dword = ntoh24(text_hdr->dlength); + + /* Fill tx AHS and rx buffer */ + tx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + tx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.req_dma_addr); + tx_sgl_task_params.sgl_phys_addr.hi = (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); + tx_sgl_task_params.total_buffer_size = req_sge->sge_len; + tx_sgl_task_params.num_sges = 1; + + rx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + rx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.resp_dma_addr); + rx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)qedi_conn->gen_pdu.resp_dma_addr >> 32); + rx_sgl_task_params.total_buffer_size = resp_sge->sge_len; + rx_sgl_task_params.num_sges = 1; + + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = 0; + task_params.tx_io_size = ntoh24(text_hdr->dlength); + task_params.rx_io_size = resp_sge->sge_len; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + rval = init_initiator_text_request_task(&task_params, + &text_request_pdu_header, + &tx_sgl_task_params, + &rx_sgl_task_params); + if (rval) + return -1; - /* Mstorm context */ - single_sge = &fw_task_ctx->mstorm_st_context.sgl_union.single_sge; - fw_task_ctx->mstorm_st_context.task_type = 0x2; - fw_task_ctx->mstorm_ag_context.task_cid = (u16)qedi_conn->iscsi_conn_id; - single_sge->sge_addr.lo = resp_sge->sge_addr.lo; - single_sge->sge_addr.hi = resp_sge->sge_addr.hi; - single_sge->sge_len = resp_sge->sge_len; - - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SINGLE_SGE, 1); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - fw_task_ctx->mstorm_st_context.sgl_size = 1; - fw_task_ctx->mstorm_st_context.rem_task_size = resp_sge->sge_len; - - /* Ustorm context */ - fw_task_ctx->ustorm_ag_context.exp_data_acked = - ntoh24(text_hdr->dlength); - fw_task_ctx->ustorm_st_context.rem_rcv_len = resp_sge->sge_len; - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = - ntoh24(text_hdr->dlength); - fw_task_ctx->ustorm_st_context.exp_data_sn = - be32_to_cpu(text_hdr->exp_statsn); - fw_task_ctx->ustorm_st_context.cq_rss_number = 0; - fw_task_ctx->ustorm_st_context.task_type = 0x2; - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); - - /* Add command in active command list */ spin_lock(&qedi_conn->list_lock); list_add_tail(&qedi_cmd->io_cmd, &qedi_conn->active_cmd_list); qedi_cmd->io_cmd_in_list = true; qedi_conn->active_cmd_count++; spin_unlock(&qedi_conn->list_lock); - qedi_add_to_sq(qedi_conn, task, tid, ptu_invalidate, false); qedi_ring_doorbell(qedi_conn); - return 0; } @@ -1791,58 +1710,62 @@ int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn, struct iscsi_task *task, char *datap, int data_len, int unsol) { + struct iscsi_nop_out_hdr nop_out_pdu_header; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; + struct iscsi_task_params task_params; struct qedi_ctx *qedi = qedi_conn->qedi; struct iscsi_task_context *fw_task_ctx; - struct iscsi_nop_out_hdr *fw_nop_out; - struct qedi_cmd *qedi_cmd; - /* For 6.5 hdr iscsi_hdr */ struct iscsi_nopout *nopout_hdr; - struct iscsi_cached_sge_ctx *cached_sge; - struct iscsi_sge *single_sge; - struct iscsi_sge *req_sge; - struct iscsi_sge *resp_sge; - u32 lun[2]; - s16 ptu_invalidate = 0; + struct scsi_sge *req_sge = NULL; + struct scsi_sge *resp_sge = NULL; + struct qedi_cmd *qedi_cmd; + struct qedi_endpoint *ep; + u32 scsi_lun[2]; s16 tid = 0; + u16 sq_idx = 0; + int rval = 0; - req_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; - resp_sge = (struct iscsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + req_sge = (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + resp_sge = (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; qedi_cmd = (struct qedi_cmd *)task->dd_data; nopout_hdr = (struct iscsi_nopout *)task->hdr; + ep = qedi_conn->ep; tid = qedi_get_task_idx(qedi); - if (tid == -1) { - QEDI_WARN(&qedi->dbg_ctx, "Invalid tid\n"); + if (tid == -1) return -ENOMEM; - } - - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); + qedi_cmd->task_id = tid; - /* Ystorm context */ - fw_nop_out = &fw_task_ctx->ystorm_st_context.pdu_hdr.nop_out; - SET_FIELD(fw_nop_out->flags_attr, ISCSI_NOP_OUT_HDR_CONST1, 1); - SET_FIELD(fw_nop_out->flags_attr, ISCSI_NOP_OUT_HDR_RSRV, 0); + memset(&task_params, 0, sizeof(task_params)); + memset(&nop_out_pdu_header, 0, sizeof(nop_out_pdu_header)); + memset(&tx_sgl_task_params, 0, sizeof(tx_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(rx_sgl_task_params)); + + /* Update header info */ + nop_out_pdu_header.opcode = nopout_hdr->opcode; + SET_FIELD(nop_out_pdu_header.flags_attr, ISCSI_NOP_OUT_HDR_CONST1, 1); + SET_FIELD(nop_out_pdu_header.flags_attr, ISCSI_NOP_OUT_HDR_RSRV, 0); - memcpy(lun, &nopout_hdr->lun, sizeof(struct scsi_lun)); - fw_nop_out->lun.lo = be32_to_cpu(lun[0]); - fw_nop_out->lun.hi = be32_to_cpu(lun[1]); + memcpy(scsi_lun, &nopout_hdr->lun, sizeof(struct scsi_lun)); + nop_out_pdu_header.lun.lo = be32_to_cpu(scsi_lun[0]); + nop_out_pdu_header.lun.hi = be32_to_cpu(scsi_lun[1]); + nop_out_pdu_header.cmd_sn = be32_to_cpu(nopout_hdr->cmdsn); + nop_out_pdu_header.exp_stat_sn = be32_to_cpu(nopout_hdr->exp_statsn); qedi_update_itt_map(qedi, tid, task->itt, qedi_cmd); if (nopout_hdr->ttt != ISCSI_TTT_ALL_ONES) { - fw_nop_out->itt = be32_to_cpu(nopout_hdr->itt); - fw_nop_out->ttt = be32_to_cpu(nopout_hdr->ttt); - fw_task_ctx->ystorm_st_context.state.buffer_offset[0] = 0; - fw_task_ctx->ystorm_st_context.state.local_comp = 1; - SET_FIELD(fw_task_ctx->ustorm_st_context.flags, - USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 1); + nop_out_pdu_header.itt = be32_to_cpu(nopout_hdr->itt); + nop_out_pdu_header.ttt = be32_to_cpu(nopout_hdr->ttt); } else { - fw_nop_out->itt = qedi_set_itt(tid, get_itt(task->itt)); - fw_nop_out->ttt = ISCSI_TTT_ALL_ONES; - fw_task_ctx->ystorm_st_context.state.buffer_offset[0] = 0; + nop_out_pdu_header.itt = qedi_set_itt(tid, get_itt(task->itt)); + nop_out_pdu_header.ttt = ISCSI_TTT_ALL_ONES; spin_lock(&qedi_conn->list_lock); list_add_tail(&qedi_cmd->io_cmd, &qedi_conn->active_cmd_list); @@ -1851,53 +1774,46 @@ int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn, spin_unlock(&qedi_conn->list_lock); } - fw_nop_out->opcode = ISCSI_OPCODE_NOP_OUT; - fw_nop_out->cmd_sn = be32_to_cpu(nopout_hdr->cmdsn); - fw_nop_out->exp_stat_sn = be32_to_cpu(nopout_hdr->exp_statsn); - - cached_sge = - &fw_task_ctx->ystorm_st_context.state.sgl_ctx_union.cached_sge; - cached_sge->sge.sge_len = req_sge->sge_len; - cached_sge->sge.sge_addr.lo = (u32)(qedi_conn->gen_pdu.req_dma_addr); - cached_sge->sge.sge_addr.hi = - (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); - - /* Mstorm context */ - fw_task_ctx->mstorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->mstorm_ag_context.task_cid = (u16)qedi_conn->iscsi_conn_id; - - single_sge = &fw_task_ctx->mstorm_st_context.sgl_union.single_sge; - single_sge->sge_addr.lo = resp_sge->sge_addr.lo; - single_sge->sge_addr.hi = resp_sge->sge_addr.hi; - single_sge->sge_len = resp_sge->sge_len; - fw_task_ctx->mstorm_st_context.rem_task_size = resp_sge->sge_len; - - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; - /* Ustorm context */ - fw_task_ctx->ustorm_st_context.rem_rcv_len = resp_sge->sge_len; - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = data_len; - fw_task_ctx->ustorm_st_context.exp_data_sn = 0; - fw_task_ctx->ustorm_st_context.task_type = ISCSI_TASK_TYPE_MIDPATH; - fw_task_ctx->ustorm_st_context.cq_rss_number = 0; - - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); - - fw_task_ctx->ustorm_st_context.lun.lo = be32_to_cpu(lun[0]); - fw_task_ctx->ustorm_st_context.lun.hi = be32_to_cpu(lun[1]); - - qedi_add_to_sq(qedi_conn, task, tid, ptu_invalidate, false); + /* Fill tx AHS and rx buffer */ + if (data_len) { + tx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + tx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.req_dma_addr); + tx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); + tx_sgl_task_params.total_buffer_size = data_len; + tx_sgl_task_params.num_sges = 1; + + rx_sgl_task_params.sgl = + (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + rx_sgl_task_params.sgl_phys_addr.lo = + (u32)(qedi_conn->gen_pdu.resp_dma_addr); + rx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)qedi_conn->gen_pdu.resp_dma_addr >> 32); + rx_sgl_task_params.total_buffer_size = resp_sge->sge_len; + rx_sgl_task_params.num_sges = 1; + } + + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = 0; + task_params.tx_io_size = data_len; + task_params.rx_io_size = resp_sge->sge_len; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + rval = init_initiator_nop_out_task(&task_params, + &nop_out_pdu_header, + &tx_sgl_task_params, + &rx_sgl_task_params); + if (rval) + return -1; + qedi_ring_doorbell(qedi_conn); return 0; } @@ -1905,7 +1821,7 @@ int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn, static int qedi_split_bd(struct qedi_cmd *cmd, u64 addr, int sg_len, int bd_index) { - struct iscsi_sge *bd = cmd->io_tbl.sge_tbl; + struct scsi_sge *bd = cmd->io_tbl.sge_tbl; int frag_size, sg_frags; sg_frags = 0; @@ -1938,7 +1854,7 @@ static int qedi_split_bd(struct qedi_cmd *cmd, u64 addr, int sg_len, static int qedi_map_scsi_sg(struct qedi_ctx *qedi, struct qedi_cmd *cmd) { struct scsi_cmnd *sc = cmd->scsi_cmd; - struct iscsi_sge *bd = cmd->io_tbl.sge_tbl; + struct scsi_sge *bd = cmd->io_tbl.sge_tbl; struct scatterlist *sg; int byte_count = 0; int bd_count = 0; @@ -2040,7 +1956,7 @@ static void qedi_iscsi_map_sg_list(struct qedi_cmd *cmd) if (bd_count == 0) return; } else { - struct iscsi_sge *bd = cmd->io_tbl.sge_tbl; + struct scsi_sge *bd = cmd->io_tbl.sge_tbl; bd[0].sge_addr.lo = 0; bd[0].sge_addr.hi = 0; @@ -2136,244 +2052,182 @@ int qedi_iscsi_send_ioreq(struct iscsi_task *task) struct qedi_conn *qedi_conn = conn->dd_data; struct qedi_cmd *cmd = task->dd_data; struct scsi_cmnd *sc = task->sc; + struct iscsi_cmd_hdr cmd_pdu_header; + struct scsi_sgl_task_params tx_sgl_task_params; + struct scsi_sgl_task_params rx_sgl_task_params; + struct scsi_sgl_task_params *prx_sgl = NULL; + struct scsi_sgl_task_params *ptx_sgl = NULL; + struct iscsi_task_params task_params; + struct iscsi_conn_params conn_params; + struct scsi_initiator_cmd_params cmd_params; struct iscsi_task_context *fw_task_ctx; - struct iscsi_cached_sge_ctx *cached_sge; - struct iscsi_phys_sgl_ctx *phys_sgl; - struct iscsi_virt_sgl_ctx *virt_sgl; - struct ystorm_iscsi_task_st_ctx *yst_cxt; - struct mstorm_iscsi_task_st_ctx *mst_cxt; - struct iscsi_sgl *sgl_struct; - struct iscsi_sge *single_sge; + struct iscsi_cls_conn *cls_conn; struct iscsi_scsi_req *hdr = (struct iscsi_scsi_req *)task->hdr; - struct iscsi_sge *bd = cmd->io_tbl.sge_tbl; - enum iscsi_task_type task_type; - struct iscsi_cmd_hdr *fw_cmd; - u32 lun[2]; - u32 exp_data; - u16 cq_idx = smp_processor_id() % qedi->num_queues; - s16 ptu_invalidate = 0; + enum iscsi_task_type task_type = MAX_ISCSI_TASK_TYPE; + struct qedi_endpoint *ep; + u32 scsi_lun[2]; s16 tid = 0; - u8 num_fast_sgs; + u16 sq_idx = 0; + u16 cq_idx; + int rval = 0; - tid = qedi_get_task_idx(qedi); - if (tid == -1) - return -ENOMEM; + ep = qedi_conn->ep; + cls_conn = qedi_conn->cls_conn; + conn = cls_conn->dd_data; qedi_iscsi_map_sg_list(cmd); + int_to_scsilun(sc->device->lun, (struct scsi_lun *)scsi_lun); - int_to_scsilun(sc->device->lun, (struct scsi_lun *)lun); - fw_task_ctx = qedi_get_task_mem(&qedi->tasks, tid); + tid = qedi_get_task_idx(qedi); + if (tid == -1) + return -ENOMEM; + fw_task_ctx = + (struct iscsi_task_context *)qedi_get_task_mem(&qedi->tasks, tid); memset(fw_task_ctx, 0, sizeof(struct iscsi_task_context)); - cmd->task_id = tid; - /* Ystorm context */ - fw_cmd = &fw_task_ctx->ystorm_st_context.pdu_hdr.cmd; - SET_FIELD(fw_cmd->flags_attr, ISCSI_CMD_HDR_ATTR, ISCSI_ATTR_SIMPLE); + cmd->task_id = tid; + memset(&task_params, 0, sizeof(task_params)); + memset(&cmd_pdu_header, 0, sizeof(cmd_pdu_header)); + memset(&tx_sgl_task_params, 0, sizeof(tx_sgl_task_params)); + memset(&rx_sgl_task_params, 0, sizeof(rx_sgl_task_params)); + memset(&conn_params, 0, sizeof(conn_params)); + memset(&cmd_params, 0, sizeof(cmd_params)); + + cq_idx = smp_processor_id() % qedi->num_queues; + /* Update header info */ + SET_FIELD(cmd_pdu_header.flags_attr, ISCSI_CMD_HDR_ATTR, + ISCSI_ATTR_SIMPLE); if (sc->sc_data_direction == DMA_TO_DEVICE) { - if (conn->session->initial_r2t_en) { - exp_data = min((conn->session->imm_data_en * - conn->max_xmit_dlength), - conn->session->first_burst); - exp_data = min(exp_data, scsi_bufflen(sc)); - fw_task_ctx->ustorm_ag_context.exp_data_acked = - cpu_to_le32(exp_data); - } else { - fw_task_ctx->ustorm_ag_context.exp_data_acked = - min(conn->session->first_burst, scsi_bufflen(sc)); - } - - SET_FIELD(fw_cmd->flags_attr, ISCSI_CMD_HDR_WRITE, 1); + SET_FIELD(cmd_pdu_header.flags_attr, + ISCSI_CMD_HDR_WRITE, 1); task_type = ISCSI_TASK_TYPE_INITIATOR_WRITE; } else { - if (scsi_bufflen(sc)) - SET_FIELD(fw_cmd->flags_attr, ISCSI_CMD_HDR_READ, 1); + SET_FIELD(cmd_pdu_header.flags_attr, + ISCSI_CMD_HDR_READ, 1); task_type = ISCSI_TASK_TYPE_INITIATOR_READ; } - fw_cmd->lun.lo = be32_to_cpu(lun[0]); - fw_cmd->lun.hi = be32_to_cpu(lun[1]); + cmd_pdu_header.lun.lo = be32_to_cpu(scsi_lun[0]); + cmd_pdu_header.lun.hi = be32_to_cpu(scsi_lun[1]); qedi_update_itt_map(qedi, tid, task->itt, cmd); - fw_cmd->itt = qedi_set_itt(tid, get_itt(task->itt)); - fw_cmd->expected_transfer_length = scsi_bufflen(sc); - fw_cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); - fw_cmd->opcode = hdr->opcode; - qedi_cpy_scsi_cdb(sc, (u32 *)fw_cmd->cdb); - - /* Mstorm context */ - fw_task_ctx->mstorm_st_context.sense_db.lo = (u32)cmd->sense_buffer_dma; - fw_task_ctx->mstorm_st_context.sense_db.hi = - (u32)((u64)cmd->sense_buffer_dma >> 32); - fw_task_ctx->mstorm_ag_context.task_cid = qedi_conn->iscsi_conn_id; - fw_task_ctx->mstorm_st_context.task_type = task_type; - - if (qedi->tid_reuse_count[tid] == QEDI_MAX_TASK_NUM) { - ptu_invalidate = 1; - qedi->tid_reuse_count[tid] = 0; - } - fw_task_ctx->ystorm_st_context.state.reuse_count = - qedi->tid_reuse_count[tid]; - fw_task_ctx->mstorm_st_context.reuse_count = - qedi->tid_reuse_count[tid]++; - - /* Ustorm context */ - fw_task_ctx->ustorm_st_context.rem_rcv_len = scsi_bufflen(sc); - fw_task_ctx->ustorm_st_context.exp_data_transfer_len = scsi_bufflen(sc); - fw_task_ctx->ustorm_st_context.exp_data_sn = - be32_to_cpu(hdr->exp_statsn); - fw_task_ctx->ustorm_st_context.task_type = task_type; - fw_task_ctx->ustorm_st_context.cq_rss_number = cq_idx; - fw_task_ctx->ustorm_ag_context.icid = (u16)qedi_conn->iscsi_conn_id; - - SET_FIELD(fw_task_ctx->ustorm_ag_context.flags1, - USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); - SET_FIELD(fw_task_ctx->ustorm_st_context.flags, - USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 0); - - num_fast_sgs = (cmd->io_tbl.sge_valid ? - min((u16)QEDI_FAST_SGE_COUNT, - (u16)cmd->io_tbl.sge_valid) : 0); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, num_fast_sgs); - - fw_task_ctx->ustorm_st_context.lun.lo = be32_to_cpu(lun[0]); - fw_task_ctx->ustorm_st_context.lun.hi = be32_to_cpu(lun[1]); - - QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_IO, "Total sge count [%d]\n", - cmd->io_tbl.sge_valid); - - yst_cxt = &fw_task_ctx->ystorm_st_context; - mst_cxt = &fw_task_ctx->mstorm_st_context; - /* Tx path */ + cmd_pdu_header.itt = qedi_set_itt(tid, get_itt(task->itt)); + cmd_pdu_header.expected_transfer_length = cpu_to_be32(hdr->data_length); + cmd_pdu_header.hdr_second_dword = ntoh24(hdr->dlength); + cmd_pdu_header.cmd_sn = be32_to_cpu(hdr->cmdsn); + cmd_pdu_header.opcode = hdr->opcode; + qedi_cpy_scsi_cdb(sc, (u32 *)cmd_pdu_header.cdb); + + /* Fill tx AHS and rx buffer */ if (task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE) { - /* not considering superIO or FastIO */ - if (cmd->io_tbl.sge_valid == 1) { - cached_sge = &yst_cxt->state.sgl_ctx_union.cached_sge; - cached_sge->sge.sge_addr.lo = bd[0].sge_addr.lo; - cached_sge->sge.sge_addr.hi = bd[0].sge_addr.hi; - cached_sge->sge.sge_len = bd[0].sge_len; - qedi->cached_sgls++; - } else if ((cmd->io_tbl.sge_valid != 1) && cmd->use_slowpath) { - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 1); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - phys_sgl = &yst_cxt->state.sgl_ctx_union.phys_sgl; - phys_sgl->sgl_base.lo = (u32)(cmd->io_tbl.sge_tbl_dma); - phys_sgl->sgl_base.hi = - (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32); - phys_sgl->sgl_size = cmd->io_tbl.sge_valid; - qedi->slow_sgls++; - } else if ((cmd->io_tbl.sge_valid != 1) && !cmd->use_slowpath) { - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, - min((u16)QEDI_FAST_SGE_COUNT, - (u16)cmd->io_tbl.sge_valid)); - virt_sgl = &yst_cxt->state.sgl_ctx_union.virt_sgl; - virt_sgl->sgl_base.lo = (u32)(cmd->io_tbl.sge_tbl_dma); - virt_sgl->sgl_base.hi = + tx_sgl_task_params.sgl = cmd->io_tbl.sge_tbl; + tx_sgl_task_params.sgl_phys_addr.lo = + (u32)(cmd->io_tbl.sge_tbl_dma); + tx_sgl_task_params.sgl_phys_addr.hi = (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32); - virt_sgl->sgl_initial_offset = - (u32)bd[0].sge_addr.lo & (QEDI_PAGE_SIZE - 1); - qedi->fast_sgls++; - } - fw_task_ctx->mstorm_st_context.sgl_size = cmd->io_tbl.sge_valid; - fw_task_ctx->mstorm_st_context.rem_task_size = scsi_bufflen(sc); - } else { - /* Rx path */ - if (cmd->io_tbl.sge_valid == 1) { - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SINGLE_SGE, 1); - single_sge = &mst_cxt->sgl_union.single_sge; - single_sge->sge_addr.lo = bd[0].sge_addr.lo; - single_sge->sge_addr.hi = bd[0].sge_addr.hi; - single_sge->sge_len = bd[0].sge_len; - qedi->cached_sgls++; - } else if ((cmd->io_tbl.sge_valid != 1) && cmd->use_slowpath) { - sgl_struct = &mst_cxt->sgl_union.sgl_struct; - sgl_struct->sgl_addr.lo = - (u32)(cmd->io_tbl.sge_tbl_dma); - sgl_struct->sgl_addr.hi = - (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 1); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - sgl_struct->updated_sge_size = 0; - sgl_struct->updated_sge_offset = 0; - qedi->slow_sgls++; - } else if ((cmd->io_tbl.sge_valid != 1) && !cmd->use_slowpath) { - sgl_struct = &mst_cxt->sgl_union.sgl_struct; - sgl_struct->sgl_addr.lo = - (u32)(cmd->io_tbl.sge_tbl_dma); - sgl_struct->sgl_addr.hi = - (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32); - sgl_struct->byte_offset = - (u32)bd[0].sge_addr.lo & (QEDI_PAGE_SIZE - 1); - SET_FIELD(fw_task_ctx->mstorm_st_context.flags.mflags, - ISCSI_MFLAGS_SLOW_IO, 0); - SET_FIELD(fw_task_ctx->ustorm_st_context.reg1.reg1_map, - ISCSI_REG1_NUM_FAST_SGES, 0); - sgl_struct->updated_sge_size = 0; - sgl_struct->updated_sge_offset = 0; - qedi->fast_sgls++; - } - fw_task_ctx->mstorm_st_context.sgl_size = cmd->io_tbl.sge_valid; - fw_task_ctx->mstorm_st_context.rem_task_size = scsi_bufflen(sc); - } - - if (cmd->io_tbl.sge_valid == 1) - /* Singel-SGL */ - qedi->use_cached_sge = true; - else { + tx_sgl_task_params.total_buffer_size = scsi_bufflen(sc); + tx_sgl_task_params.num_sges = cmd->io_tbl.sge_valid; if (cmd->use_slowpath) - qedi->use_slow_sge = true; - else - qedi->use_fast_sge = true; - } + tx_sgl_task_params.small_mid_sge = true; + } else if (task_type == ISCSI_TASK_TYPE_INITIATOR_READ) { + rx_sgl_task_params.sgl = cmd->io_tbl.sge_tbl; + rx_sgl_task_params.sgl_phys_addr.lo = + (u32)(cmd->io_tbl.sge_tbl_dma); + rx_sgl_task_params.sgl_phys_addr.hi = + (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32); + rx_sgl_task_params.total_buffer_size = scsi_bufflen(sc); + rx_sgl_task_params.num_sges = cmd->io_tbl.sge_valid; + } + + /* Add conn param */ + conn_params.first_burst_length = conn->session->first_burst; + conn_params.max_send_pdu_length = conn->max_xmit_dlength; + conn_params.max_burst_length = conn->session->max_burst; + if (conn->session->initial_r2t_en) + conn_params.initial_r2t = true; + if (conn->session->imm_data_en) + conn_params.immediate_data = true; + + /* Add cmd params */ + cmd_params.sense_data_buffer_phys_addr.lo = (u32)cmd->sense_buffer_dma; + cmd_params.sense_data_buffer_phys_addr.hi = + (u32)((u64)cmd->sense_buffer_dma >> 32); + /* Fill fw input params */ + task_params.context = fw_task_ctx; + task_params.conn_icid = (u16)qedi_conn->iscsi_conn_id; + task_params.itid = tid; + task_params.cq_rss_number = cq_idx; + if (task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE) + task_params.tx_io_size = scsi_bufflen(sc); + else if (task_type == ISCSI_TASK_TYPE_INITIATOR_READ) + task_params.rx_io_size = scsi_bufflen(sc); + + sq_idx = qedi_get_wqe_idx(qedi_conn); + task_params.sqe = &ep->sq[sq_idx]; + QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_IO, - "%s: %s-SGL: num_sges=0x%x first-sge-lo=0x%x first-sge-hi=0x%x", + "%s: %s-SGL: sg_len=0x%x num_sges=0x%x first-sge-lo=0x%x first-sge-hi=0x%x\n", (task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE) ? "Write " : "Read ", (cmd->io_tbl.sge_valid == 1) ? "Single" : (cmd->use_slowpath ? "SLOW" : "FAST"), - (u16)cmd->io_tbl.sge_valid, (u32)(cmd->io_tbl.sge_tbl_dma), + (u16)cmd->io_tbl.sge_valid, scsi_bufflen(sc), + (u32)(cmd->io_tbl.sge_tbl_dma), (u32)((u64)cmd->io_tbl.sge_tbl_dma >> 32)); - /* Add command in active command list */ + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + + if (task_params.tx_io_size != 0) + ptx_sgl = &tx_sgl_task_params; + if (task_params.rx_io_size != 0) + prx_sgl = &rx_sgl_task_params; + + rval = init_initiator_rw_iscsi_task(&task_params, &conn_params, + &cmd_params, &cmd_pdu_header, + ptx_sgl, prx_sgl, + NULL); + if (rval) + return -1; + spin_lock(&qedi_conn->list_lock); list_add_tail(&cmd->io_cmd, &qedi_conn->active_cmd_list); cmd->io_cmd_in_list = true; qedi_conn->active_cmd_count++; spin_unlock(&qedi_conn->list_lock); - qedi_add_to_sq(qedi_conn, task, tid, ptu_invalidate, false); qedi_ring_doorbell(qedi_conn); - if (qedi_io_tracing) - qedi_trace_io(qedi, task, tid, QEDI_IO_TRACE_REQ); - return 0; } int qedi_iscsi_cleanup_task(struct iscsi_task *task, bool mark_cmd_node_deleted) { + struct iscsi_task_params task_params; + struct qedi_endpoint *ep; struct iscsi_conn *conn = task->conn; struct qedi_conn *qedi_conn = conn->dd_data; struct qedi_cmd *cmd = task->dd_data; - s16 ptu_invalidate = 0; + u16 sq_idx = 0; + int rval = 0; QEDI_INFO(&qedi_conn->qedi->dbg_ctx, QEDI_LOG_SCSI_TM, "issue cleanup tid=0x%x itt=0x%x task_state=%d cmd_state=0%x cid=0x%x\n", cmd->task_id, get_itt(task->itt), task->state, cmd->state, qedi_conn->iscsi_conn_id); - qedi_add_to_sq(qedi_conn, task, cmd->task_id, ptu_invalidate, true); - qedi_ring_doorbell(qedi_conn); + memset(&task_params, 0, sizeof(task_params)); + ep = qedi_conn->ep; + + sq_idx = qedi_get_wqe_idx(qedi_conn); + + task_params.sqe = &ep->sq[sq_idx]; + memset(task_params.sqe, 0, sizeof(struct iscsi_wqe)); + task_params.itid = cmd->task_id; + rval = init_cleanup_task(&task_params); + if (rval) + return rval; + + qedi_ring_doorbell(qedi_conn); return 0; } diff --git a/drivers/scsi/qedi/qedi_fw_api.c b/drivers/scsi/qedi/qedi_fw_api.c new file mode 100644 index 000000000000..fd354d4e03eb --- /dev/null +++ b/drivers/scsi/qedi/qedi_fw_api.c @@ -0,0 +1,781 @@ +/* QLogic iSCSI Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ + +#include <linux/types.h> +#include <asm/byteorder.h> +#include "qedi_hsi.h" +#include <linux/qed/qed_if.h> + +#include "qedi_fw_iscsi.h" +#include "qedi_fw_scsi.h" + +#define SCSI_NUM_SGES_IN_CACHE 0x4 + +static bool scsi_is_slow_sgl(u16 num_sges, bool small_mid_sge) +{ + return (num_sges > SCSI_NUM_SGES_SLOW_SGL_THR && small_mid_sge); +} + +static +void init_scsi_sgl_context(struct scsi_sgl_params *ctx_sgl_params, + struct scsi_cached_sges *ctx_data_desc, + struct scsi_sgl_task_params *sgl_task_params) +{ + u8 sge_index; + u8 num_sges; + u32 val; + + num_sges = (sgl_task_params->num_sges > SCSI_NUM_SGES_IN_CACHE) ? + SCSI_NUM_SGES_IN_CACHE : sgl_task_params->num_sges; + + /* sgl params */ + val = cpu_to_le32(sgl_task_params->sgl_phys_addr.lo); + ctx_sgl_params->sgl_addr.lo = val; + val = cpu_to_le32(sgl_task_params->sgl_phys_addr.hi); + ctx_sgl_params->sgl_addr.hi = val; + val = cpu_to_le32(sgl_task_params->total_buffer_size); + ctx_sgl_params->sgl_total_length = val; + ctx_sgl_params->sgl_num_sges = cpu_to_le16(sgl_task_params->num_sges); + + for (sge_index = 0; sge_index < num_sges; sge_index++) { + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_addr.lo); + ctx_data_desc->sge[sge_index].sge_addr.lo = val; + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_addr.hi); + ctx_data_desc->sge[sge_index].sge_addr.hi = val; + val = cpu_to_le32(sgl_task_params->sgl[sge_index].sge_len); + ctx_data_desc->sge[sge_index].sge_len = val; + } +} + +static u32 calc_rw_task_size(struct iscsi_task_params *task_params, + enum iscsi_task_type task_type, + struct scsi_sgl_task_params *sgl_task_params, + struct scsi_dif_task_params *dif_task_params) +{ + u32 io_size; + + if (task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE || + task_type == ISCSI_TASK_TYPE_TARGET_READ) + io_size = task_params->tx_io_size; + else + io_size = task_params->rx_io_size; + + if (!io_size) + return 0; + + if (!dif_task_params) + return io_size; + + return !dif_task_params->dif_on_network ? + io_size : sgl_task_params->total_buffer_size; +} + +static void +init_dif_context_flags(struct iscsi_dif_flags *ctx_dif_flags, + struct scsi_dif_task_params *dif_task_params) +{ + if (!dif_task_params) + return; + + SET_FIELD(ctx_dif_flags->flags, ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG, + dif_task_params->dif_block_size_log); + SET_FIELD(ctx_dif_flags->flags, ISCSI_DIF_FLAGS_DIF_TO_PEER, + dif_task_params->dif_on_network ? 1 : 0); + SET_FIELD(ctx_dif_flags->flags, ISCSI_DIF_FLAGS_HOST_INTERFACE, + dif_task_params->dif_on_host ? 1 : 0); +} + +static void init_sqe(struct iscsi_task_params *task_params, + struct scsi_sgl_task_params *sgl_task_params, + struct scsi_dif_task_params *dif_task_params, + struct iscsi_common_hdr *pdu_header, + struct scsi_initiator_cmd_params *cmd_params, + enum iscsi_task_type task_type, + bool is_cleanup) +{ + if (!task_params->sqe) + return; + + memset(task_params->sqe, 0, sizeof(*task_params->sqe)); + task_params->sqe->task_id = cpu_to_le16(task_params->itid); + if (is_cleanup) { + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_WQE_TYPE, + ISCSI_WQE_TYPE_TASK_CLEANUP); + return; + } + + switch (task_type) { + case ISCSI_TASK_TYPE_INITIATOR_WRITE: + { + u32 buf_size = 0; + u32 num_sges = 0; + + init_dif_context_flags(&task_params->sqe->prot_flags, + dif_task_params); + + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_WQE_TYPE, + ISCSI_WQE_TYPE_NORMAL); + + if (task_params->tx_io_size) { + buf_size = calc_rw_task_size(task_params, task_type, + sgl_task_params, + dif_task_params); + + if (scsi_is_slow_sgl(sgl_task_params->num_sges, + sgl_task_params->small_mid_sge)) + num_sges = ISCSI_WQE_NUM_SGES_SLOWIO; + else + num_sges = min(sgl_task_params->num_sges, + (u16)SCSI_NUM_SGES_SLOW_SGL_THR); + } + + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_NUM_SGES, num_sges); + SET_FIELD(task_params->sqe->contlen_cdbsize, ISCSI_WQE_CONT_LEN, + buf_size); + + if (GET_FIELD(pdu_header->hdr_second_dword, + ISCSI_CMD_HDR_TOTAL_AHS_LEN)) + SET_FIELD(task_params->sqe->contlen_cdbsize, ISCSI_WQE_CDB_SIZE, + cmd_params->extended_cdb_sge.sge_len); + } + break; + case ISCSI_TASK_TYPE_INITIATOR_READ: + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_WQE_TYPE, + ISCSI_WQE_TYPE_NORMAL); + + if (GET_FIELD(pdu_header->hdr_second_dword, + ISCSI_CMD_HDR_TOTAL_AHS_LEN)) + SET_FIELD(task_params->sqe->contlen_cdbsize, + ISCSI_WQE_CDB_SIZE, + cmd_params->extended_cdb_sge.sge_len); + break; + case ISCSI_TASK_TYPE_LOGIN_RESPONSE: + case ISCSI_TASK_TYPE_MIDPATH: + { + bool advance_statsn = true; + + if (task_type == ISCSI_TASK_TYPE_LOGIN_RESPONSE) + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_WQE_TYPE, + ISCSI_WQE_TYPE_LOGIN); + else + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_WQE_TYPE, + ISCSI_WQE_TYPE_MIDDLE_PATH); + + if (task_type == ISCSI_TASK_TYPE_MIDPATH) { + u8 opcode = GET_FIELD(pdu_header->hdr_first_byte, + ISCSI_COMMON_HDR_OPCODE); + + if (opcode != ISCSI_OPCODE_TEXT_RESPONSE && + (opcode != ISCSI_OPCODE_NOP_IN || + pdu_header->itt == ISCSI_TTT_ALL_ONES)) + advance_statsn = false; + } + + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_RESPONSE, + advance_statsn ? 1 : 0); + + if (task_params->tx_io_size) { + SET_FIELD(task_params->sqe->contlen_cdbsize, + ISCSI_WQE_CONT_LEN, task_params->tx_io_size); + + if (scsi_is_slow_sgl(sgl_task_params->num_sges, + sgl_task_params->small_mid_sge)) + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_NUM_SGES, + ISCSI_WQE_NUM_SGES_SLOWIO); + else + SET_FIELD(task_params->sqe->flags, ISCSI_WQE_NUM_SGES, + min(sgl_task_params->num_sges, + (u16)SCSI_NUM_SGES_SLOW_SGL_THR)); + } + } + break; + default: + break; + } +} + +static void init_default_iscsi_task(struct iscsi_task_params *task_params, + struct data_hdr *pdu_header, + enum iscsi_task_type task_type) +{ + struct iscsi_task_context *context; + u16 index; + u32 val; + + context = task_params->context; + memset(context, 0, sizeof(*context)); + + for (index = 0; index < + ARRAY_SIZE(context->ystorm_st_context.pdu_hdr.data.data); + index++) { + val = cpu_to_le32(pdu_header->data[index]); + context->ystorm_st_context.pdu_hdr.data.data[index] = val; + } + + context->mstorm_st_context.task_type = task_type; + context->mstorm_ag_context.task_cid = + cpu_to_le16(task_params->conn_icid); + + SET_FIELD(context->ustorm_ag_context.flags1, + USTORM_ISCSI_TASK_AG_CTX_R2T2RECV, 1); + + context->ustorm_st_context.task_type = task_type; + context->ustorm_st_context.cq_rss_number = task_params->cq_rss_number; + context->ustorm_ag_context.icid = cpu_to_le16(task_params->conn_icid); +} + +static +void init_initiator_rw_cdb_ystorm_context(struct ystorm_iscsi_task_st_ctx *ystc, + struct scsi_initiator_cmd_params *cmd) +{ + union iscsi_task_hdr *ctx_pdu_hdr = &ystc->pdu_hdr; + u32 val; + + if (!cmd->extended_cdb_sge.sge_len) + return; + + SET_FIELD(ctx_pdu_hdr->ext_cdb_cmd.hdr_second_dword, + ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE, + cmd->extended_cdb_sge.sge_len); + val = cpu_to_le32(cmd->extended_cdb_sge.sge_addr.lo); + ctx_pdu_hdr->ext_cdb_cmd.cdb_sge.sge_addr.lo = val; + val = cpu_to_le32(cmd->extended_cdb_sge.sge_addr.hi); + ctx_pdu_hdr->ext_cdb_cmd.cdb_sge.sge_addr.hi = val; + val = cpu_to_le32(cmd->extended_cdb_sge.sge_len); + ctx_pdu_hdr->ext_cdb_cmd.cdb_sge.sge_len = val; +} + +static +void init_ustorm_task_contexts(struct ustorm_iscsi_task_st_ctx *ustorm_st_cxt, + struct ustorm_iscsi_task_ag_ctx *ustorm_ag_cxt, + u32 remaining_recv_len, + u32 expected_data_transfer_len, + u8 num_sges, bool tx_dif_conn_err_en) +{ + u32 val; + + ustorm_st_cxt->rem_rcv_len = cpu_to_le32(remaining_recv_len); + ustorm_ag_cxt->exp_data_acked = cpu_to_le32(expected_data_transfer_len); + val = cpu_to_le32(expected_data_transfer_len); + ustorm_st_cxt->exp_data_transfer_len = val; + SET_FIELD(ustorm_st_cxt->reg1.reg1_map, ISCSI_REG1_NUM_SGES, num_sges); + SET_FIELD(ustorm_ag_cxt->flags2, + USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN, + tx_dif_conn_err_en ? 1 : 0); +} + +static +void set_rw_exp_data_acked_and_cont_len(struct iscsi_task_context *context, + struct iscsi_conn_params *conn_params, + enum iscsi_task_type task_type, + u32 task_size, + u32 exp_data_transfer_len, + u8 total_ahs_length) +{ + u32 max_unsolicited_data = 0, val; + + if (total_ahs_length && + (task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE || + task_type == ISCSI_TASK_TYPE_INITIATOR_READ)) + SET_FIELD(context->ustorm_st_context.flags2, + USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST, 1); + + switch (task_type) { + case ISCSI_TASK_TYPE_INITIATOR_WRITE: + if (!conn_params->initial_r2t) + max_unsolicited_data = conn_params->first_burst_length; + else if (conn_params->immediate_data) + max_unsolicited_data = + min(conn_params->first_burst_length, + conn_params->max_send_pdu_length); + + context->ustorm_ag_context.exp_data_acked = + cpu_to_le32(total_ahs_length == 0 ? + min(exp_data_transfer_len, + max_unsolicited_data) : + ((u32)(total_ahs_length + + ISCSI_AHS_CNTL_SIZE))); + break; + case ISCSI_TASK_TYPE_TARGET_READ: + val = cpu_to_le32(exp_data_transfer_len); + context->ustorm_ag_context.exp_data_acked = val; + break; + case ISCSI_TASK_TYPE_INITIATOR_READ: + context->ustorm_ag_context.exp_data_acked = + cpu_to_le32((total_ahs_length == 0 ? 0 : + total_ahs_length + + ISCSI_AHS_CNTL_SIZE)); + break; + case ISCSI_TASK_TYPE_TARGET_WRITE: + val = cpu_to_le32(task_size); + context->ustorm_ag_context.exp_cont_len = val; + break; + default: + break; + } +} + +static +void init_rtdif_task_context(struct rdif_task_context *rdif_context, + struct tdif_task_context *tdif_context, + struct scsi_dif_task_params *dif_task_params, + enum iscsi_task_type task_type) +{ + u32 val; + + if (!dif_task_params->dif_on_network || !dif_task_params->dif_on_host) + return; + + if (task_type == ISCSI_TASK_TYPE_TARGET_WRITE || + task_type == ISCSI_TASK_TYPE_INITIATOR_READ) { + rdif_context->app_tag_value = + cpu_to_le16(dif_task_params->application_tag); + rdif_context->partial_crc_value = cpu_to_le16(0xffff); + val = cpu_to_le32(dif_task_params->initial_ref_tag); + rdif_context->initial_ref_tag = val; + rdif_context->app_tag_mask = + cpu_to_le16(dif_task_params->application_tag_mask); + SET_FIELD(rdif_context->flags0, RDIF_TASK_CONTEXT_CRC_SEED, + dif_task_params->crc_seed ? 1 : 0); + SET_FIELD(rdif_context->flags0, RDIF_TASK_CONTEXT_HOSTGUARDTYPE, + dif_task_params->host_guard_type); + SET_FIELD(rdif_context->flags0, + RDIF_TASK_CONTEXT_PROTECTIONTYPE, + dif_task_params->protection_type); + SET_FIELD(rdif_context->flags0, + RDIF_TASK_CONTEXT_INITIALREFTAGVALID, 1); + SET_FIELD(rdif_context->flags0, + RDIF_TASK_CONTEXT_KEEPREFTAGCONST, + dif_task_params->keep_ref_tag_const ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_VALIDATEAPPTAG, + (dif_task_params->validate_app_tag && + dif_task_params->dif_on_network) ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_VALIDATEGUARD, + (dif_task_params->validate_guard && + dif_task_params->dif_on_network) ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_VALIDATEREFTAG, + (dif_task_params->validate_ref_tag && + dif_task_params->dif_on_network) ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_HOSTINTERFACE, + dif_task_params->dif_on_host ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_NETWORKINTERFACE, + dif_task_params->dif_on_network ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_FORWARDGUARD, + dif_task_params->forward_guard ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_FORWARDAPPTAG, + dif_task_params->forward_app_tag ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_FORWARDREFTAG, + dif_task_params->forward_ref_tag ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK, + dif_task_params->forward_app_tag_with_mask ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK, + dif_task_params->forward_ref_tag_with_mask ? 1 : 0); + SET_FIELD(rdif_context->flags1, + RDIF_TASK_CONTEXT_INTERVALSIZE, + dif_task_params->dif_block_size_log - 9); + SET_FIELD(rdif_context->state, + RDIF_TASK_CONTEXT_REFTAGMASK, + dif_task_params->ref_tag_mask); + SET_FIELD(rdif_context->state, RDIF_TASK_CONTEXT_IGNOREAPPTAG, + dif_task_params->ignore_app_tag); + } + + if (task_type == ISCSI_TASK_TYPE_TARGET_READ || + task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE) { + tdif_context->app_tag_value = + cpu_to_le16(dif_task_params->application_tag); + tdif_context->partial_crc_valueB = + cpu_to_le16(dif_task_params->crc_seed ? 0xffff : 0x0000); + tdif_context->partial_crc_value_a = + cpu_to_le16(dif_task_params->crc_seed ? 0xffff : 0x0000); + SET_FIELD(tdif_context->flags0, TDIF_TASK_CONTEXT_CRC_SEED, + dif_task_params->crc_seed ? 1 : 0); + + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_SETERRORWITHEOP, + dif_task_params->tx_dif_conn_err_en ? 1 : 0); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDGUARD, + dif_task_params->forward_guard ? 1 : 0); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDAPPTAG, + dif_task_params->forward_app_tag ? 1 : 0); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDREFTAG, + dif_task_params->forward_ref_tag ? 1 : 0); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_INTERVALSIZE, + dif_task_params->dif_block_size_log - 9); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_HOSTINTERFACE, + dif_task_params->dif_on_host ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_NETWORKINTERFACE, + dif_task_params->dif_on_network ? 1 : 0); + val = cpu_to_le32(dif_task_params->initial_ref_tag); + tdif_context->initial_ref_tag = val; + tdif_context->app_tag_mask = + cpu_to_le16(dif_task_params->application_tag_mask); + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_HOSTGUARDTYPE, + dif_task_params->host_guard_type); + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_PROTECTIONTYPE, + dif_task_params->protection_type); + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_INITIALREFTAGVALID, + dif_task_params->initial_ref_tag_is_valid ? 1 : 0); + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_KEEPREFTAGCONST, + dif_task_params->keep_ref_tag_const ? 1 : 0); + SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_VALIDATEGUARD, + (dif_task_params->validate_guard && + dif_task_params->dif_on_host) ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_VALIDATEAPPTAG, + (dif_task_params->validate_app_tag && + dif_task_params->dif_on_host) ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_VALIDATEREFTAG, + (dif_task_params->validate_ref_tag && + dif_task_params->dif_on_host) ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK, + dif_task_params->forward_app_tag_with_mask ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK, + dif_task_params->forward_ref_tag_with_mask ? 1 : 0); + SET_FIELD(tdif_context->flags1, + TDIF_TASK_CONTEXT_REFTAGMASK, + dif_task_params->ref_tag_mask); + SET_FIELD(tdif_context->flags0, + TDIF_TASK_CONTEXT_IGNOREAPPTAG, + dif_task_params->ignore_app_tag ? 1 : 0); + } +} + +static void set_local_completion_context(struct iscsi_task_context *context) +{ + SET_FIELD(context->ystorm_st_context.state.flags, + YSTORM_ISCSI_TASK_STATE_LOCAL_COMP, 1); + SET_FIELD(context->ustorm_st_context.flags, + USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP, 1); +} + +static int init_rw_iscsi_task(struct iscsi_task_params *task_params, + enum iscsi_task_type task_type, + struct iscsi_conn_params *conn_params, + struct iscsi_common_hdr *pdu_header, + struct scsi_sgl_task_params *sgl_task_params, + struct scsi_initiator_cmd_params *cmd_params, + struct scsi_dif_task_params *dif_task_params) +{ + u32 exp_data_transfer_len = conn_params->max_burst_length; + struct iscsi_task_context *cxt; + bool slow_io = false; + u32 task_size, val; + u8 num_sges = 0; + + task_size = calc_rw_task_size(task_params, task_type, sgl_task_params, + dif_task_params); + + init_default_iscsi_task(task_params, (struct data_hdr *)pdu_header, + task_type); + + cxt = task_params->context; + + val = cpu_to_le32(task_size); + cxt->ystorm_st_context.pdu_hdr.cmd.expected_transfer_length = val; + init_initiator_rw_cdb_ystorm_context(&cxt->ystorm_st_context, + cmd_params); + val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.lo); + cxt->mstorm_st_context.sense_db.lo = val; + + val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.hi); + cxt->mstorm_st_context.sense_db.hi = val; + + if (task_params->tx_io_size) { + init_dif_context_flags(&cxt->ystorm_st_context.state.dif_flags, + dif_task_params); + init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params, + &cxt->ystorm_st_context.state.data_desc, + sgl_task_params); + + slow_io = scsi_is_slow_sgl(sgl_task_params->num_sges, + sgl_task_params->small_mid_sge); + + num_sges = !slow_io ? min_t(u16, sgl_task_params->num_sges, + (u16)SCSI_NUM_SGES_SLOW_SGL_THR) : + ISCSI_WQE_NUM_SGES_SLOWIO; + + if (slow_io) { + SET_FIELD(cxt->ystorm_st_context.state.flags, + YSTORM_ISCSI_TASK_STATE_SLOW_IO, 1); + } + } else if (task_params->rx_io_size) { + init_dif_context_flags(&cxt->mstorm_st_context.dif_flags, + dif_task_params); + init_scsi_sgl_context(&cxt->mstorm_st_context.sgl_params, + &cxt->mstorm_st_context.data_desc, + sgl_task_params); + num_sges = !scsi_is_slow_sgl(sgl_task_params->num_sges, + sgl_task_params->small_mid_sge) ? + min_t(u16, sgl_task_params->num_sges, + (u16)SCSI_NUM_SGES_SLOW_SGL_THR) : + ISCSI_WQE_NUM_SGES_SLOWIO; + cxt->mstorm_st_context.rem_task_size = cpu_to_le32(task_size); + } + + if (exp_data_transfer_len > task_size || + task_type != ISCSI_TASK_TYPE_TARGET_WRITE) + exp_data_transfer_len = task_size; + + init_ustorm_task_contexts(&task_params->context->ustorm_st_context, + &task_params->context->ustorm_ag_context, + task_size, exp_data_transfer_len, num_sges, + dif_task_params ? + dif_task_params->tx_dif_conn_err_en : false); + + set_rw_exp_data_acked_and_cont_len(task_params->context, conn_params, + task_type, task_size, + exp_data_transfer_len, + GET_FIELD(pdu_header->hdr_second_dword, + ISCSI_CMD_HDR_TOTAL_AHS_LEN)); + + if (dif_task_params) + init_rtdif_task_context(&task_params->context->rdif_context, + &task_params->context->tdif_context, + dif_task_params, task_type); + + init_sqe(task_params, sgl_task_params, dif_task_params, pdu_header, + cmd_params, task_type, false); + + return 0; +} + +int init_initiator_rw_iscsi_task(struct iscsi_task_params *task_params, + struct iscsi_conn_params *conn_params, + struct scsi_initiator_cmd_params *cmd_params, + struct iscsi_cmd_hdr *cmd_header, + struct scsi_sgl_task_params *tx_sgl_params, + struct scsi_sgl_task_params *rx_sgl_params, + struct scsi_dif_task_params *dif_task_params) +{ + if (GET_FIELD(cmd_header->flags_attr, ISCSI_CMD_HDR_WRITE)) + return init_rw_iscsi_task(task_params, + ISCSI_TASK_TYPE_INITIATOR_WRITE, + conn_params, + (struct iscsi_common_hdr *)cmd_header, + tx_sgl_params, cmd_params, + dif_task_params); + else if (GET_FIELD(cmd_header->flags_attr, ISCSI_CMD_HDR_READ)) + return init_rw_iscsi_task(task_params, + ISCSI_TASK_TYPE_INITIATOR_READ, + conn_params, + (struct iscsi_common_hdr *)cmd_header, + rx_sgl_params, cmd_params, + dif_task_params); + else + return -1; +} + +int init_initiator_login_request_task(struct iscsi_task_params *task_params, + struct iscsi_login_req_hdr *login_header, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params) +{ + struct iscsi_task_context *cxt; + + cxt = task_params->context; + + init_default_iscsi_task(task_params, + (struct data_hdr *)login_header, + ISCSI_TASK_TYPE_MIDPATH); + + init_ustorm_task_contexts(&cxt->ustorm_st_context, + &cxt->ustorm_ag_context, + task_params->rx_io_size ? + rx_params->total_buffer_size : 0, + task_params->tx_io_size ? + tx_params->total_buffer_size : 0, 0, + 0); + + if (task_params->tx_io_size) + init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params, + &cxt->ystorm_st_context.state.data_desc, + tx_params); + + if (task_params->rx_io_size) + init_scsi_sgl_context(&cxt->mstorm_st_context.sgl_params, + &cxt->mstorm_st_context.data_desc, + rx_params); + + cxt->mstorm_st_context.rem_task_size = + cpu_to_le32(task_params->rx_io_size ? + rx_params->total_buffer_size : 0); + + init_sqe(task_params, tx_params, NULL, + (struct iscsi_common_hdr *)login_header, NULL, + ISCSI_TASK_TYPE_MIDPATH, false); + + return 0; +} + +int init_initiator_nop_out_task(struct iscsi_task_params *task_params, + struct iscsi_nop_out_hdr *nop_out_pdu_header, + struct scsi_sgl_task_params *tx_sgl_task_params, + struct scsi_sgl_task_params *rx_sgl_task_params) +{ + struct iscsi_task_context *cxt; + + cxt = task_params->context; + + init_default_iscsi_task(task_params, + (struct data_hdr *)nop_out_pdu_header, + ISCSI_TASK_TYPE_MIDPATH); + + if (nop_out_pdu_header->itt == ISCSI_ITT_ALL_ONES) + set_local_completion_context(task_params->context); + + if (task_params->tx_io_size) + init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params, + &cxt->ystorm_st_context.state.data_desc, + tx_sgl_task_params); + + if (task_params->rx_io_size) + init_scsi_sgl_context(&cxt->mstorm_st_context.sgl_params, + &cxt->mstorm_st_context.data_desc, + rx_sgl_task_params); + + init_ustorm_task_contexts(&cxt->ustorm_st_context, + &cxt->ustorm_ag_context, + task_params->rx_io_size ? + rx_sgl_task_params->total_buffer_size : 0, + task_params->tx_io_size ? + tx_sgl_task_params->total_buffer_size : 0, + 0, 0); + + cxt->mstorm_st_context.rem_task_size = + cpu_to_le32(task_params->rx_io_size ? + rx_sgl_task_params->total_buffer_size : + 0); + + init_sqe(task_params, tx_sgl_task_params, NULL, + (struct iscsi_common_hdr *)nop_out_pdu_header, NULL, + ISCSI_TASK_TYPE_MIDPATH, false); + + return 0; +} + +int init_initiator_logout_request_task(struct iscsi_task_params *task_params, + struct iscsi_logout_req_hdr *logout_hdr, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params) +{ + struct iscsi_task_context *cxt; + + cxt = task_params->context; + + init_default_iscsi_task(task_params, + (struct data_hdr *)logout_hdr, + ISCSI_TASK_TYPE_MIDPATH); + + if (task_params->tx_io_size) + init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params, + &cxt->ystorm_st_context.state.data_desc, + tx_params); + + if (task_params->rx_io_size) + init_scsi_sgl_context(&cxt->mstorm_st_context.sgl_params, + &cxt->mstorm_st_context.data_desc, + rx_params); + + init_ustorm_task_contexts(&cxt->ustorm_st_context, + &cxt->ustorm_ag_context, + task_params->rx_io_size ? + rx_params->total_buffer_size : 0, + task_params->tx_io_size ? + tx_params->total_buffer_size : 0, + 0, 0); + + cxt->mstorm_st_context.rem_task_size = + cpu_to_le32(task_params->rx_io_size ? + rx_params->total_buffer_size : 0); + + init_sqe(task_params, tx_params, NULL, + (struct iscsi_common_hdr *)logout_hdr, NULL, + ISCSI_TASK_TYPE_MIDPATH, false); + + return 0; +} + +int init_initiator_tmf_request_task(struct iscsi_task_params *task_params, + struct iscsi_tmf_request_hdr *tmf_header) +{ + init_default_iscsi_task(task_params, (struct data_hdr *)tmf_header, + ISCSI_TASK_TYPE_MIDPATH); + + init_sqe(task_params, NULL, NULL, + (struct iscsi_common_hdr *)tmf_header, NULL, + ISCSI_TASK_TYPE_MIDPATH, false); + + return 0; +} + +int init_initiator_text_request_task(struct iscsi_task_params *task_params, + struct iscsi_text_request_hdr *text_header, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params) +{ + struct iscsi_task_context *cxt; + + cxt = task_params->context; + + init_default_iscsi_task(task_params, + (struct data_hdr *)text_header, + ISCSI_TASK_TYPE_MIDPATH); + + if (task_params->tx_io_size) + init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params, + &cxt->ystorm_st_context.state.data_desc, + tx_params); + + if (task_params->rx_io_size) + init_scsi_sgl_context(&cxt->mstorm_st_context.sgl_params, + &cxt->mstorm_st_context.data_desc, + rx_params); + + cxt->mstorm_st_context.rem_task_size = + cpu_to_le32(task_params->rx_io_size ? + rx_params->total_buffer_size : 0); + + init_ustorm_task_contexts(&cxt->ustorm_st_context, + &cxt->ustorm_ag_context, + task_params->rx_io_size ? + rx_params->total_buffer_size : 0, + task_params->tx_io_size ? + tx_params->total_buffer_size : 0, 0, 0); + + init_sqe(task_params, tx_params, NULL, + (struct iscsi_common_hdr *)text_header, NULL, + ISCSI_TASK_TYPE_MIDPATH, false); + + return 0; +} + +int init_cleanup_task(struct iscsi_task_params *task_params) +{ + init_sqe(task_params, NULL, NULL, NULL, NULL, ISCSI_TASK_TYPE_MIDPATH, + true); + return 0; +} diff --git a/drivers/scsi/qedi/qedi_fw_iscsi.h b/drivers/scsi/qedi/qedi_fw_iscsi.h new file mode 100644 index 000000000000..b6f24f91849d --- /dev/null +++ b/drivers/scsi/qedi/qedi_fw_iscsi.h @@ -0,0 +1,117 @@ +/* + * QLogic iSCSI Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ + +#ifndef _QEDI_FW_ISCSI_H_ +#define _QEDI_FW_ISCSI_H_ + +#include "qedi_fw_scsi.h" + +struct iscsi_task_params { + struct iscsi_task_context *context; + struct iscsi_wqe *sqe; + u32 tx_io_size; + u32 rx_io_size; + u16 conn_icid; + u16 itid; + u8 cq_rss_number; +}; + +struct iscsi_conn_params { + u32 first_burst_length; + u32 max_send_pdu_length; + u32 max_burst_length; + bool initial_r2t; + bool immediate_data; +}; + +/* @brief init_initiator_read_iscsi_task - initializes iSCSI Initiator Read + * task context. + * + * @param task_params - Pointer to task parameters struct + * @param conn_params - Connection Parameters + * @param cmd_params - command specific parameters + * @param cmd_pdu_header - PDU Header Parameters + * @param sgl_task_params - Pointer to SGL task params + * @param dif_task_params - Pointer to DIF parameters struct + */ +int init_initiator_rw_iscsi_task(struct iscsi_task_params *task_params, + struct iscsi_conn_params *conn_params, + struct scsi_initiator_cmd_params *cmd_params, + struct iscsi_cmd_hdr *cmd_pdu_header, + struct scsi_sgl_task_params *tx_sgl_params, + struct scsi_sgl_task_params *rx_sgl_params, + struct scsi_dif_task_params *dif_task_params); + +/* @brief init_initiator_login_request_task - initializes iSCSI Initiator Login + * Request task context. + * + * @param task_params - Pointer to task parameters struct + * @param login_req_pdu_header - PDU Header Parameters + * @param tx_sgl_task_params - Pointer to SGL task params + * @param rx_sgl_task_params - Pointer to SGL task params + */ +int init_initiator_login_request_task(struct iscsi_task_params *task_params, + struct iscsi_login_req_hdr *login_header, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params); + +/* @brief init_initiator_nop_out_task - initializes iSCSI Initiator NOP Out + * task context. + * + * @param task_params - Pointer to task parameters struct + * @param nop_out_pdu_header - PDU Header Parameters + * @param tx_sgl_task_params - Pointer to SGL task params + * @param rx_sgl_task_params - Pointer to SGL task params + */ +int init_initiator_nop_out_task(struct iscsi_task_params *task_params, + struct iscsi_nop_out_hdr *nop_out_pdu_header, + struct scsi_sgl_task_params *tx_sgl_params, + struct scsi_sgl_task_params *rx_sgl_params); + +/* @brief init_initiator_logout_request_task - initializes iSCSI Initiator + * Logout Request task context. + * + * @param task_params - Pointer to task parameters struct + * @param logout_pdu_header - PDU Header Parameters + * @param tx_sgl_task_params - Pointer to SGL task params + * @param rx_sgl_task_params - Pointer to SGL task params + */ +int init_initiator_logout_request_task(struct iscsi_task_params *task_params, + struct iscsi_logout_req_hdr *logout_hdr, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params); + +/* @brief init_initiator_tmf_request_task - initializes iSCSI Initiator TMF + * task context. + * + * @param task_params - Pointer to task parameters struct + * @param tmf_pdu_header - PDU Header Parameters + */ +int init_initiator_tmf_request_task(struct iscsi_task_params *task_params, + struct iscsi_tmf_request_hdr *tmf_header); + +/* @brief init_initiator_text_request_task - initializes iSCSI Initiator Text + * Request task context. + * + * @param task_params - Pointer to task parameters struct + * @param text_request_pdu_header - PDU Header Parameters + * @param tx_sgl_task_params - Pointer to Tx SGL task params + * @param rx_sgl_task_params - Pointer to Rx SGL task params + */ +int init_initiator_text_request_task(struct iscsi_task_params *task_params, + struct iscsi_text_request_hdr *text_header, + struct scsi_sgl_task_params *tx_params, + struct scsi_sgl_task_params *rx_params); + +/* @brief init_cleanup_task - initializes Clean task (SQE) + * + * @param task_params - Pointer to task parameters struct + */ +int init_cleanup_task(struct iscsi_task_params *task_params); +#endif diff --git a/drivers/scsi/qedi/qedi_fw_scsi.h b/drivers/scsi/qedi/qedi_fw_scsi.h new file mode 100644 index 000000000000..cdaf918f1019 --- /dev/null +++ b/drivers/scsi/qedi/qedi_fw_scsi.h @@ -0,0 +1,55 @@ +/* + * QLogic iSCSI Offload Driver + * Copyright (c) 2016 Cavium Inc. + * + * This software is available under the terms of the GNU General Public License + * (GPL) Version 2, available from the file COPYING in the main directory of + * this source tree. + */ + +#ifndef _QEDI_FW_SCSI_H_ +#define _QEDI_FW_SCSI_H_ + +#include <linux/types.h> +#include <asm/byteorder.h> +#include "qedi_hsi.h" +#include <linux/qed/qed_if.h> + +struct scsi_sgl_task_params { + struct scsi_sge *sgl; + struct regpair sgl_phys_addr; + u32 total_buffer_size; + u16 num_sges; + bool small_mid_sge; +}; + +struct scsi_dif_task_params { + u32 initial_ref_tag; + bool initial_ref_tag_is_valid; + u16 application_tag; + u16 application_tag_mask; + u16 dif_block_size_log; + bool dif_on_network; + bool dif_on_host; + u8 host_guard_type; + u8 protection_type; + u8 ref_tag_mask; + bool crc_seed; + bool tx_dif_conn_err_en; + bool ignore_app_tag; + bool keep_ref_tag_const; + bool validate_guard; + bool validate_app_tag; + bool validate_ref_tag; + bool forward_guard; + bool forward_app_tag; + bool forward_ref_tag; + bool forward_app_tag_with_mask; + bool forward_ref_tag_with_mask; +}; + +struct scsi_initiator_cmd_params { + struct scsi_sge extended_cdb_sge; + struct regpair sense_data_buffer_phys_addr; +}; +#endif diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 4cc474364c50..d1de172bebac 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -175,7 +175,7 @@ static void qedi_destroy_cmd_pool(struct qedi_ctx *qedi, if (cmd->io_tbl.sge_tbl) dma_free_coherent(&qedi->pdev->dev, QEDI_ISCSI_MAX_BDS_PER_CMD * - sizeof(struct iscsi_sge), + sizeof(struct scsi_sge), cmd->io_tbl.sge_tbl, cmd->io_tbl.sge_tbl_dma); @@ -191,7 +191,7 @@ static int qedi_alloc_sget(struct qedi_ctx *qedi, struct iscsi_session *session, struct qedi_cmd *cmd) { struct qedi_io_bdt *io = &cmd->io_tbl; - struct iscsi_sge *sge; + struct scsi_sge *sge; io->sge_tbl = dma_alloc_coherent(&qedi->pdev->dev, QEDI_ISCSI_MAX_BDS_PER_CMD * @@ -708,22 +708,20 @@ static void qedi_conn_get_stats(struct iscsi_cls_conn *cls_conn, static void qedi_iscsi_prep_generic_pdu_bd(struct qedi_conn *qedi_conn) { - struct iscsi_sge *bd_tbl; + struct scsi_sge *bd_tbl; - bd_tbl = (struct iscsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; + bd_tbl = (struct scsi_sge *)qedi_conn->gen_pdu.req_bd_tbl; bd_tbl->sge_addr.hi = (u32)((u64)qedi_conn->gen_pdu.req_dma_addr >> 32); bd_tbl->sge_addr.lo = (u32)qedi_conn->gen_pdu.req_dma_addr; bd_tbl->sge_len = qedi_conn->gen_pdu.req_wr_ptr - qedi_conn->gen_pdu.req_buf; - bd_tbl->reserved0 = 0; - bd_tbl = (struct iscsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; + bd_tbl = (struct scsi_sge *)qedi_conn->gen_pdu.resp_bd_tbl; bd_tbl->sge_addr.hi = (u32)((u64)qedi_conn->gen_pdu.resp_dma_addr >> 32); bd_tbl->sge_addr.lo = (u32)qedi_conn->gen_pdu.resp_dma_addr; bd_tbl->sge_len = ISCSI_DEF_MAX_RECV_SEG_LEN; - bd_tbl->reserved0 = 0; } static int qedi_iscsi_send_generic_request(struct iscsi_task *task) diff --git a/drivers/scsi/qedi/qedi_iscsi.h b/drivers/scsi/qedi/qedi_iscsi.h index d3c06bbddb4e..3247287cb0e7 100644 --- a/drivers/scsi/qedi/qedi_iscsi.h +++ b/drivers/scsi/qedi/qedi_iscsi.h @@ -102,7 +102,7 @@ struct qedi_endpoint { #define QEDI_SQ_WQES_MIN 16 struct qedi_io_bdt { - struct iscsi_sge *sge_tbl; + struct scsi_sge *sge_tbl; dma_addr_t sge_tbl_dma; u16 sge_valid; }; diff --git a/drivers/scsi/qedi/qedi_version.h b/drivers/scsi/qedi/qedi_version.h index 9543a1b139d4..d61e3ac22e67 100644 --- a/drivers/scsi/qedi/qedi_version.h +++ b/drivers/scsi/qedi/qedi_version.h @@ -7,8 +7,8 @@ * this source tree. */ -#define QEDI_MODULE_VERSION "8.10.3.0" +#define QEDI_MODULE_VERSION "8.10.4.0" #define QEDI_DRIVER_MAJOR_VER 8 #define QEDI_DRIVER_MINOR_VER 10 -#define QEDI_DRIVER_REV_VER 3 +#define QEDI_DRIVER_REV_VER 4 #define QEDI_DRIVER_ENG_VER 0 diff --git a/drivers/scsi/scsi_netlink.c b/drivers/scsi/scsi_netlink.c index 109802f776ed..50e624fb8307 100644 --- a/drivers/scsi/scsi_netlink.c +++ b/drivers/scsi/scsi_netlink.c @@ -111,7 +111,7 @@ scsi_nl_rcv_msg(struct sk_buff *skb) next_msg: if ((err) || (nlh->nlmsg_flags & NLM_F_ACK)) - netlink_ack(skb, nlh, err); + netlink_ack(skb, nlh, err, NULL); skb_pull(skb, rlen); } diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig index 78b1bb7bcf20..9fca977ef18d 100644 --- a/drivers/soc/qcom/Kconfig +++ b/drivers/soc/qcom/Kconfig @@ -33,17 +33,10 @@ config QCOM_SMEM The driver provides an interface to items in a heap shared among all processors in a Qualcomm platform. -config QCOM_SMD - tristate "Qualcomm Shared Memory Driver (SMD)" - depends on QCOM_SMEM - help - Say y here to enable support for the Qualcomm Shared Memory Driver - providing communication channels to remote processors in Qualcomm - platforms. - config QCOM_SMD_RPM tristate "Qualcomm Resource Power Manager (RPM) over SMD" - depends on QCOM_SMD && OF + depends on ARCH_QCOM + depends on RPMSG && OF help If you say yes to this option, support will be included for the Resource Power Manager system found in the Qualcomm 8974 based @@ -76,7 +69,8 @@ config QCOM_SMSM config QCOM_WCNSS_CTRL tristate "Qualcomm WCNSS control driver" - depends on QCOM_SMD + depends on ARCH_QCOM + depends on RPMSG help Client driver for the WCNSS_CTRL SMD channel, used to download nv firmware to a newly booted WCNSS chip. diff --git a/drivers/soc/qcom/Makefile b/drivers/soc/qcom/Makefile index 1f30260b06b8..414f0de274fa 100644 --- a/drivers/soc/qcom/Makefile +++ b/drivers/soc/qcom/Makefile @@ -1,7 +1,6 @@ obj-$(CONFIG_QCOM_GSBI) += qcom_gsbi.o obj-$(CONFIG_QCOM_MDT_LOADER) += mdt_loader.o obj-$(CONFIG_QCOM_PM) += spm.o -obj-$(CONFIG_QCOM_SMD) += smd.o obj-$(CONFIG_QCOM_SMD_RPM) += smd-rpm.o obj-$(CONFIG_QCOM_SMEM) += smem.o obj-$(CONFIG_QCOM_SMEM_STATE) += smem_state.o diff --git a/drivers/soc/qcom/smd-rpm.c b/drivers/soc/qcom/smd-rpm.c index 6609d7e0edb0..c2346752b3ea 100644 --- a/drivers/soc/qcom/smd-rpm.c +++ b/drivers/soc/qcom/smd-rpm.c @@ -19,7 +19,7 @@ #include <linux/interrupt.h> #include <linux/slab.h> -#include <linux/soc/qcom/smd.h> +#include <linux/rpmsg.h> #include <linux/soc/qcom/smd-rpm.h> #define RPM_REQUEST_TIMEOUT (5 * HZ) @@ -32,7 +32,7 @@ * @ack_status: result of the rpm request */ struct qcom_smd_rpm { - struct qcom_smd_channel *rpm_channel; + struct rpmsg_endpoint *rpm_channel; struct device *dev; struct completion ack; @@ -133,7 +133,7 @@ int qcom_rpm_smd_write(struct qcom_smd_rpm *rpm, pkt->req.data_len = cpu_to_le32(count); memcpy(pkt->payload, buf, count); - ret = qcom_smd_send(rpm->rpm_channel, pkt, size); + ret = rpmsg_send(rpm->rpm_channel, pkt, size); if (ret) goto out; @@ -150,14 +150,16 @@ out: } EXPORT_SYMBOL(qcom_rpm_smd_write); -static int qcom_smd_rpm_callback(struct qcom_smd_channel *channel, - const void *data, - size_t count) +static int qcom_smd_rpm_callback(struct rpmsg_device *rpdev, + void *data, + int count, + void *priv, + u32 addr) { const struct qcom_rpm_header *hdr = data; size_t hdr_length = le32_to_cpu(hdr->length); const struct qcom_rpm_message *msg; - struct qcom_smd_rpm *rpm = qcom_smd_get_drvdata(channel); + struct qcom_smd_rpm *rpm = dev_get_drvdata(&rpdev->dev); const u8 *buf = data + sizeof(struct qcom_rpm_header); const u8 *end = buf + hdr_length; char msgbuf[32]; @@ -196,59 +198,57 @@ static int qcom_smd_rpm_callback(struct qcom_smd_channel *channel, return 0; } -static int qcom_smd_rpm_probe(struct qcom_smd_device *sdev) +static int qcom_smd_rpm_probe(struct rpmsg_device *rpdev) { struct qcom_smd_rpm *rpm; - rpm = devm_kzalloc(&sdev->dev, sizeof(*rpm), GFP_KERNEL); + rpm = devm_kzalloc(&rpdev->dev, sizeof(*rpm), GFP_KERNEL); if (!rpm) return -ENOMEM; mutex_init(&rpm->lock); init_completion(&rpm->ack); - rpm->dev = &sdev->dev; - rpm->rpm_channel = sdev->channel; - qcom_smd_set_drvdata(sdev->channel, rpm); + rpm->dev = &rpdev->dev; + rpm->rpm_channel = rpdev->ept; + dev_set_drvdata(&rpdev->dev, rpm); - dev_set_drvdata(&sdev->dev, rpm); - - return of_platform_populate(sdev->dev.of_node, NULL, NULL, &sdev->dev); + return of_platform_populate(rpdev->dev.of_node, NULL, NULL, &rpdev->dev); } -static void qcom_smd_rpm_remove(struct qcom_smd_device *sdev) +static void qcom_smd_rpm_remove(struct rpmsg_device *rpdev) { - of_platform_depopulate(&sdev->dev); + of_platform_depopulate(&rpdev->dev); } static const struct of_device_id qcom_smd_rpm_of_match[] = { { .compatible = "qcom,rpm-apq8084" }, { .compatible = "qcom,rpm-msm8916" }, { .compatible = "qcom,rpm-msm8974" }, + { .compatible = "qcom,rpm-msm8996" }, {} }; MODULE_DEVICE_TABLE(of, qcom_smd_rpm_of_match); -static struct qcom_smd_driver qcom_smd_rpm_driver = { +static struct rpmsg_driver qcom_smd_rpm_driver = { .probe = qcom_smd_rpm_probe, .remove = qcom_smd_rpm_remove, .callback = qcom_smd_rpm_callback, - .driver = { + .drv = { .name = "qcom_smd_rpm", - .owner = THIS_MODULE, .of_match_table = qcom_smd_rpm_of_match, }, }; static int __init qcom_smd_rpm_init(void) { - return qcom_smd_driver_register(&qcom_smd_rpm_driver); + return register_rpmsg_driver(&qcom_smd_rpm_driver); } arch_initcall(qcom_smd_rpm_init); static void __exit qcom_smd_rpm_exit(void) { - qcom_smd_driver_unregister(&qcom_smd_rpm_driver); + unregister_rpmsg_driver(&qcom_smd_rpm_driver); } module_exit(qcom_smd_rpm_exit); diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c deleted file mode 100644 index 322034ab9d37..000000000000 --- a/drivers/soc/qcom/smd.c +++ /dev/null @@ -1,1560 +0,0 @@ -/* - * Copyright (c) 2015, Sony Mobile Communications AB. - * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/mfd/syscon.h> -#include <linux/module.h> -#include <linux/of_irq.h> -#include <linux/of_platform.h> -#include <linux/platform_device.h> -#include <linux/regmap.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/soc/qcom/smd.h> -#include <linux/soc/qcom/smem.h> -#include <linux/wait.h> - -/* - * The Qualcomm Shared Memory communication solution provides point-to-point - * channels for clients to send and receive streaming or packet based data. - * - * Each channel consists of a control item (channel info) and a ring buffer - * pair. The channel info carry information related to channel state, flow - * control and the offsets within the ring buffer. - * - * All allocated channels are listed in an allocation table, identifying the - * pair of items by name, type and remote processor. - * - * Upon creating a new channel the remote processor allocates channel info and - * ring buffer items from the smem heap and populate the allocation table. An - * interrupt is sent to the other end of the channel and a scan for new - * channels should be done. A channel never goes away, it will only change - * state. - * - * The remote processor signals it intent for bring up the communication - * channel by setting the state of its end of the channel to "opening" and - * sends out an interrupt. We detect this change and register a smd device to - * consume the channel. Upon finding a consumer we finish the handshake and the - * channel is up. - * - * Upon closing a channel, the remote processor will update the state of its - * end of the channel and signal us, we will then unregister any attached - * device and close our end of the channel. - * - * Devices attached to a channel can use the qcom_smd_send function to push - * data to the channel, this is done by copying the data into the tx ring - * buffer, updating the pointers in the channel info and signaling the remote - * processor. - * - * The remote processor does the equivalent when it transfer data and upon - * receiving the interrupt we check the channel info for new data and delivers - * this to the attached device. If the device is not ready to receive the data - * we leave it in the ring buffer for now. - */ - -struct smd_channel_info; -struct smd_channel_info_pair; -struct smd_channel_info_word; -struct smd_channel_info_word_pair; - -#define SMD_ALLOC_TBL_COUNT 2 -#define SMD_ALLOC_TBL_SIZE 64 - -/* - * This lists the various smem heap items relevant for the allocation table and - * smd channel entries. - */ -static const struct { - unsigned alloc_tbl_id; - unsigned info_base_id; - unsigned fifo_base_id; -} smem_items[SMD_ALLOC_TBL_COUNT] = { - { - .alloc_tbl_id = 13, - .info_base_id = 14, - .fifo_base_id = 338 - }, - { - .alloc_tbl_id = 266, - .info_base_id = 138, - .fifo_base_id = 202, - }, -}; - -/** - * struct qcom_smd_edge - representing a remote processor - * @dev: device for this edge - * @of_node: of_node handle for information related to this edge - * @edge_id: identifier of this edge - * @remote_pid: identifier of remote processor - * @irq: interrupt for signals on this edge - * @ipc_regmap: regmap handle holding the outgoing ipc register - * @ipc_offset: offset within @ipc_regmap of the register for ipc - * @ipc_bit: bit in the register at @ipc_offset of @ipc_regmap - * @channels: list of all channels detected on this edge - * @channels_lock: guard for modifications of @channels - * @allocated: array of bitmaps representing already allocated channels - * @smem_available: last available amount of smem triggering a channel scan - * @scan_work: work item for discovering new channels - * @state_work: work item for edge state changes - */ -struct qcom_smd_edge { - struct device dev; - - struct device_node *of_node; - unsigned edge_id; - unsigned remote_pid; - - int irq; - - struct regmap *ipc_regmap; - int ipc_offset; - int ipc_bit; - - struct list_head channels; - spinlock_t channels_lock; - - DECLARE_BITMAP(allocated[SMD_ALLOC_TBL_COUNT], SMD_ALLOC_TBL_SIZE); - - unsigned smem_available; - - wait_queue_head_t new_channel_event; - - struct work_struct scan_work; - struct work_struct state_work; -}; - -#define to_smd_edge(d) container_of(d, struct qcom_smd_edge, dev) - -/* - * SMD channel states. - */ -enum smd_channel_state { - SMD_CHANNEL_CLOSED, - SMD_CHANNEL_OPENING, - SMD_CHANNEL_OPENED, - SMD_CHANNEL_FLUSHING, - SMD_CHANNEL_CLOSING, - SMD_CHANNEL_RESET, - SMD_CHANNEL_RESET_OPENING -}; - -/** - * struct qcom_smd_channel - smd channel struct - * @edge: qcom_smd_edge this channel is living on - * @qsdev: reference to a associated smd client device - * @name: name of the channel - * @state: local state of the channel - * @remote_state: remote state of the channel - * @info: byte aligned outgoing/incoming channel info - * @info_word: word aligned outgoing/incoming channel info - * @tx_lock: lock to make writes to the channel mutually exclusive - * @fblockread_event: wakeup event tied to tx fBLOCKREADINTR - * @tx_fifo: pointer to the outgoing ring buffer - * @rx_fifo: pointer to the incoming ring buffer - * @fifo_size: size of each ring buffer - * @bounce_buffer: bounce buffer for reading wrapped packets - * @cb: callback function registered for this channel - * @recv_lock: guard for rx info modifications and cb pointer - * @pkt_size: size of the currently handled packet - * @list: lite entry for @channels in qcom_smd_edge - */ -struct qcom_smd_channel { - struct qcom_smd_edge *edge; - - struct qcom_smd_device *qsdev; - - char *name; - enum smd_channel_state state; - enum smd_channel_state remote_state; - - struct smd_channel_info_pair *info; - struct smd_channel_info_word_pair *info_word; - - struct mutex tx_lock; - wait_queue_head_t fblockread_event; - - void *tx_fifo; - void *rx_fifo; - int fifo_size; - - void *bounce_buffer; - qcom_smd_cb_t cb; - - spinlock_t recv_lock; - - int pkt_size; - - void *drvdata; - - struct list_head list; -}; - -/* - * Format of the smd_info smem items, for byte aligned channels. - */ -struct smd_channel_info { - __le32 state; - u8 fDSR; - u8 fCTS; - u8 fCD; - u8 fRI; - u8 fHEAD; - u8 fTAIL; - u8 fSTATE; - u8 fBLOCKREADINTR; - __le32 tail; - __le32 head; -}; - -struct smd_channel_info_pair { - struct smd_channel_info tx; - struct smd_channel_info rx; -}; - -/* - * Format of the smd_info smem items, for word aligned channels. - */ -struct smd_channel_info_word { - __le32 state; - __le32 fDSR; - __le32 fCTS; - __le32 fCD; - __le32 fRI; - __le32 fHEAD; - __le32 fTAIL; - __le32 fSTATE; - __le32 fBLOCKREADINTR; - __le32 tail; - __le32 head; -}; - -struct smd_channel_info_word_pair { - struct smd_channel_info_word tx; - struct smd_channel_info_word rx; -}; - -#define GET_RX_CHANNEL_FLAG(channel, param) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->rx.param) != sizeof(u8)); \ - channel->info_word ? \ - le32_to_cpu(channel->info_word->rx.param) : \ - channel->info->rx.param; \ - }) - -#define GET_RX_CHANNEL_INFO(channel, param) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->rx.param) != sizeof(u32)); \ - le32_to_cpu(channel->info_word ? \ - channel->info_word->rx.param : \ - channel->info->rx.param); \ - }) - -#define SET_RX_CHANNEL_FLAG(channel, param, value) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->rx.param) != sizeof(u8)); \ - if (channel->info_word) \ - channel->info_word->rx.param = cpu_to_le32(value); \ - else \ - channel->info->rx.param = value; \ - }) - -#define SET_RX_CHANNEL_INFO(channel, param, value) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->rx.param) != sizeof(u32)); \ - if (channel->info_word) \ - channel->info_word->rx.param = cpu_to_le32(value); \ - else \ - channel->info->rx.param = cpu_to_le32(value); \ - }) - -#define GET_TX_CHANNEL_FLAG(channel, param) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->tx.param) != sizeof(u8)); \ - channel->info_word ? \ - le32_to_cpu(channel->info_word->tx.param) : \ - channel->info->tx.param; \ - }) - -#define GET_TX_CHANNEL_INFO(channel, param) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->tx.param) != sizeof(u32)); \ - le32_to_cpu(channel->info_word ? \ - channel->info_word->tx.param : \ - channel->info->tx.param); \ - }) - -#define SET_TX_CHANNEL_FLAG(channel, param, value) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->tx.param) != sizeof(u8)); \ - if (channel->info_word) \ - channel->info_word->tx.param = cpu_to_le32(value); \ - else \ - channel->info->tx.param = value; \ - }) - -#define SET_TX_CHANNEL_INFO(channel, param, value) \ - ({ \ - BUILD_BUG_ON(sizeof(channel->info->tx.param) != sizeof(u32)); \ - if (channel->info_word) \ - channel->info_word->tx.param = cpu_to_le32(value); \ - else \ - channel->info->tx.param = cpu_to_le32(value); \ - }) - -/** - * struct qcom_smd_alloc_entry - channel allocation entry - * @name: channel name - * @cid: channel index - * @flags: channel flags and edge id - * @ref_count: reference count of the channel - */ -struct qcom_smd_alloc_entry { - u8 name[20]; - __le32 cid; - __le32 flags; - __le32 ref_count; -} __packed; - -#define SMD_CHANNEL_FLAGS_EDGE_MASK 0xff -#define SMD_CHANNEL_FLAGS_STREAM BIT(8) -#define SMD_CHANNEL_FLAGS_PACKET BIT(9) - -/* - * Each smd packet contains a 20 byte header, with the first 4 being the length - * of the packet. - */ -#define SMD_PACKET_HEADER_LEN 20 - -/* - * Signal the remote processor associated with 'channel'. - */ -static void qcom_smd_signal_channel(struct qcom_smd_channel *channel) -{ - struct qcom_smd_edge *edge = channel->edge; - - regmap_write(edge->ipc_regmap, edge->ipc_offset, BIT(edge->ipc_bit)); -} - -/* - * Initialize the tx channel info - */ -static void qcom_smd_channel_reset(struct qcom_smd_channel *channel) -{ - SET_TX_CHANNEL_INFO(channel, state, SMD_CHANNEL_CLOSED); - SET_TX_CHANNEL_FLAG(channel, fDSR, 0); - SET_TX_CHANNEL_FLAG(channel, fCTS, 0); - SET_TX_CHANNEL_FLAG(channel, fCD, 0); - SET_TX_CHANNEL_FLAG(channel, fRI, 0); - SET_TX_CHANNEL_FLAG(channel, fHEAD, 0); - SET_TX_CHANNEL_FLAG(channel, fTAIL, 0); - SET_TX_CHANNEL_FLAG(channel, fSTATE, 1); - SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 1); - SET_TX_CHANNEL_INFO(channel, head, 0); - SET_RX_CHANNEL_INFO(channel, tail, 0); - - qcom_smd_signal_channel(channel); - - channel->state = SMD_CHANNEL_CLOSED; - channel->pkt_size = 0; -} - -/* - * Set the callback for a channel, with appropriate locking - */ -static void qcom_smd_channel_set_callback(struct qcom_smd_channel *channel, - qcom_smd_cb_t cb) -{ - unsigned long flags; - - spin_lock_irqsave(&channel->recv_lock, flags); - channel->cb = cb; - spin_unlock_irqrestore(&channel->recv_lock, flags); -}; - -/* - * Calculate the amount of data available in the rx fifo - */ -static size_t qcom_smd_channel_get_rx_avail(struct qcom_smd_channel *channel) -{ - unsigned head; - unsigned tail; - - head = GET_RX_CHANNEL_INFO(channel, head); - tail = GET_RX_CHANNEL_INFO(channel, tail); - - return (head - tail) & (channel->fifo_size - 1); -} - -/* - * Set tx channel state and inform the remote processor - */ -static void qcom_smd_channel_set_state(struct qcom_smd_channel *channel, - int state) -{ - struct qcom_smd_edge *edge = channel->edge; - bool is_open = state == SMD_CHANNEL_OPENED; - - if (channel->state == state) - return; - - dev_dbg(&edge->dev, "set_state(%s, %d)\n", channel->name, state); - - SET_TX_CHANNEL_FLAG(channel, fDSR, is_open); - SET_TX_CHANNEL_FLAG(channel, fCTS, is_open); - SET_TX_CHANNEL_FLAG(channel, fCD, is_open); - - SET_TX_CHANNEL_INFO(channel, state, state); - SET_TX_CHANNEL_FLAG(channel, fSTATE, 1); - - channel->state = state; - qcom_smd_signal_channel(channel); -} - -/* - * Copy count bytes of data using 32bit accesses, if that's required. - */ -static void smd_copy_to_fifo(void __iomem *dst, - const void *src, - size_t count, - bool word_aligned) -{ - if (word_aligned) { - __iowrite32_copy(dst, src, count / sizeof(u32)); - } else { - memcpy_toio(dst, src, count); - } -} - -/* - * Copy count bytes of data using 32bit accesses, if that is required. - */ -static void smd_copy_from_fifo(void *dst, - const void __iomem *src, - size_t count, - bool word_aligned) -{ - if (word_aligned) { - __ioread32_copy(dst, src, count / sizeof(u32)); - } else { - memcpy_fromio(dst, src, count); - } -} - -/* - * Read count bytes of data from the rx fifo into buf, but don't advance the - * tail. - */ -static size_t qcom_smd_channel_peek(struct qcom_smd_channel *channel, - void *buf, size_t count) -{ - bool word_aligned; - unsigned tail; - size_t len; - - word_aligned = channel->info_word; - tail = GET_RX_CHANNEL_INFO(channel, tail); - - len = min_t(size_t, count, channel->fifo_size - tail); - if (len) { - smd_copy_from_fifo(buf, - channel->rx_fifo + tail, - len, - word_aligned); - } - - if (len != count) { - smd_copy_from_fifo(buf + len, - channel->rx_fifo, - count - len, - word_aligned); - } - - return count; -} - -/* - * Advance the rx tail by count bytes. - */ -static void qcom_smd_channel_advance(struct qcom_smd_channel *channel, - size_t count) -{ - unsigned tail; - - tail = GET_RX_CHANNEL_INFO(channel, tail); - tail += count; - tail &= (channel->fifo_size - 1); - SET_RX_CHANNEL_INFO(channel, tail, tail); -} - -/* - * Read out a single packet from the rx fifo and deliver it to the device - */ -static int qcom_smd_channel_recv_single(struct qcom_smd_channel *channel) -{ - unsigned tail; - size_t len; - void *ptr; - int ret; - - if (!channel->cb) - return 0; - - tail = GET_RX_CHANNEL_INFO(channel, tail); - - /* Use bounce buffer if the data wraps */ - if (tail + channel->pkt_size >= channel->fifo_size) { - ptr = channel->bounce_buffer; - len = qcom_smd_channel_peek(channel, ptr, channel->pkt_size); - } else { - ptr = channel->rx_fifo + tail; - len = channel->pkt_size; - } - - ret = channel->cb(channel, ptr, len); - if (ret < 0) - return ret; - - /* Only forward the tail if the client consumed the data */ - qcom_smd_channel_advance(channel, len); - - channel->pkt_size = 0; - - return 0; -} - -/* - * Per channel interrupt handling - */ -static bool qcom_smd_channel_intr(struct qcom_smd_channel *channel) -{ - bool need_state_scan = false; - int remote_state; - __le32 pktlen; - int avail; - int ret; - - /* Handle state changes */ - remote_state = GET_RX_CHANNEL_INFO(channel, state); - if (remote_state != channel->remote_state) { - channel->remote_state = remote_state; - need_state_scan = true; - } - /* Indicate that we have seen any state change */ - SET_RX_CHANNEL_FLAG(channel, fSTATE, 0); - - /* Signal waiting qcom_smd_send() about the interrupt */ - if (!GET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR)) - wake_up_interruptible(&channel->fblockread_event); - - /* Don't consume any data until we've opened the channel */ - if (channel->state != SMD_CHANNEL_OPENED) - goto out; - - /* Indicate that we've seen the new data */ - SET_RX_CHANNEL_FLAG(channel, fHEAD, 0); - - /* Consume data */ - for (;;) { - avail = qcom_smd_channel_get_rx_avail(channel); - - if (!channel->pkt_size && avail >= SMD_PACKET_HEADER_LEN) { - qcom_smd_channel_peek(channel, &pktlen, sizeof(pktlen)); - qcom_smd_channel_advance(channel, SMD_PACKET_HEADER_LEN); - channel->pkt_size = le32_to_cpu(pktlen); - } else if (channel->pkt_size && avail >= channel->pkt_size) { - ret = qcom_smd_channel_recv_single(channel); - if (ret) - break; - } else { - break; - } - } - - /* Indicate that we have seen and updated tail */ - SET_RX_CHANNEL_FLAG(channel, fTAIL, 1); - - /* Signal the remote that we've consumed the data (if requested) */ - if (!GET_RX_CHANNEL_FLAG(channel, fBLOCKREADINTR)) { - /* Ensure ordering of channel info updates */ - wmb(); - - qcom_smd_signal_channel(channel); - } - -out: - return need_state_scan; -} - -/* - * The edge interrupts are triggered by the remote processor on state changes, - * channel info updates or when new channels are created. - */ -static irqreturn_t qcom_smd_edge_intr(int irq, void *data) -{ - struct qcom_smd_edge *edge = data; - struct qcom_smd_channel *channel; - unsigned available; - bool kick_scanner = false; - bool kick_state = false; - - /* - * Handle state changes or data on each of the channels on this edge - */ - spin_lock(&edge->channels_lock); - list_for_each_entry(channel, &edge->channels, list) { - spin_lock(&channel->recv_lock); - kick_state |= qcom_smd_channel_intr(channel); - spin_unlock(&channel->recv_lock); - } - spin_unlock(&edge->channels_lock); - - /* - * Creating a new channel requires allocating an smem entry, so we only - * have to scan if the amount of available space in smem have changed - * since last scan. - */ - available = qcom_smem_get_free_space(edge->remote_pid); - if (available != edge->smem_available) { - edge->smem_available = available; - kick_scanner = true; - } - - if (kick_scanner) - schedule_work(&edge->scan_work); - if (kick_state) - schedule_work(&edge->state_work); - - return IRQ_HANDLED; -} - -/* - * Delivers any outstanding packets in the rx fifo, can be used after probe of - * the clients to deliver any packets that wasn't delivered before the client - * was setup. - */ -static void qcom_smd_channel_resume(struct qcom_smd_channel *channel) -{ - unsigned long flags; - - spin_lock_irqsave(&channel->recv_lock, flags); - qcom_smd_channel_intr(channel); - spin_unlock_irqrestore(&channel->recv_lock, flags); -} - -/* - * Calculate how much space is available in the tx fifo. - */ -static size_t qcom_smd_get_tx_avail(struct qcom_smd_channel *channel) -{ - unsigned head; - unsigned tail; - unsigned mask = channel->fifo_size - 1; - - head = GET_TX_CHANNEL_INFO(channel, head); - tail = GET_TX_CHANNEL_INFO(channel, tail); - - return mask - ((head - tail) & mask); -} - -/* - * Write count bytes of data into channel, possibly wrapping in the ring buffer - */ -static int qcom_smd_write_fifo(struct qcom_smd_channel *channel, - const void *data, - size_t count) -{ - bool word_aligned; - unsigned head; - size_t len; - - word_aligned = channel->info_word; - head = GET_TX_CHANNEL_INFO(channel, head); - - len = min_t(size_t, count, channel->fifo_size - head); - if (len) { - smd_copy_to_fifo(channel->tx_fifo + head, - data, - len, - word_aligned); - } - - if (len != count) { - smd_copy_to_fifo(channel->tx_fifo, - data + len, - count - len, - word_aligned); - } - - head += count; - head &= (channel->fifo_size - 1); - SET_TX_CHANNEL_INFO(channel, head, head); - - return count; -} - -/** - * qcom_smd_send - write data to smd channel - * @channel: channel handle - * @data: buffer of data to write - * @len: number of bytes to write - * - * This is a blocking write of len bytes into the channel's tx ring buffer and - * signal the remote end. It will sleep until there is enough space available - * in the tx buffer, utilizing the fBLOCKREADINTR signaling mechanism to avoid - * polling. - */ -int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len) -{ - __le32 hdr[5] = { cpu_to_le32(len), }; - int tlen = sizeof(hdr) + len; - int ret; - - /* Word aligned channels only accept word size aligned data */ - if (channel->info_word && len % 4) - return -EINVAL; - - /* Reject packets that are too big */ - if (tlen >= channel->fifo_size) - return -EINVAL; - - ret = mutex_lock_interruptible(&channel->tx_lock); - if (ret) - return ret; - - while (qcom_smd_get_tx_avail(channel) < tlen) { - if (channel->state != SMD_CHANNEL_OPENED) { - ret = -EPIPE; - goto out; - } - - SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 0); - - ret = wait_event_interruptible(channel->fblockread_event, - qcom_smd_get_tx_avail(channel) >= tlen || - channel->state != SMD_CHANNEL_OPENED); - if (ret) - goto out; - - SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 1); - } - - SET_TX_CHANNEL_FLAG(channel, fTAIL, 0); - - qcom_smd_write_fifo(channel, hdr, sizeof(hdr)); - qcom_smd_write_fifo(channel, data, len); - - SET_TX_CHANNEL_FLAG(channel, fHEAD, 1); - - /* Ensure ordering of channel info updates */ - wmb(); - - qcom_smd_signal_channel(channel); - -out: - mutex_unlock(&channel->tx_lock); - - return ret; -} -EXPORT_SYMBOL(qcom_smd_send); - -static struct qcom_smd_device *to_smd_device(struct device *dev) -{ - return container_of(dev, struct qcom_smd_device, dev); -} - -static struct qcom_smd_driver *to_smd_driver(struct device *dev) -{ - struct qcom_smd_device *qsdev = to_smd_device(dev); - - return container_of(qsdev->dev.driver, struct qcom_smd_driver, driver); -} - -static int qcom_smd_dev_match(struct device *dev, struct device_driver *drv) -{ - struct qcom_smd_device *qsdev = to_smd_device(dev); - struct qcom_smd_driver *qsdrv = container_of(drv, struct qcom_smd_driver, driver); - const struct qcom_smd_id *match = qsdrv->smd_match_table; - const char *name = qsdev->channel->name; - - if (match) { - while (match->name[0]) { - if (!strcmp(match->name, name)) - return 1; - match++; - } - } - - return of_driver_match_device(dev, drv); -} - -/* - * Helper for opening a channel - */ -static int qcom_smd_channel_open(struct qcom_smd_channel *channel, - qcom_smd_cb_t cb) -{ - size_t bb_size; - - /* - * Packets are maximum 4k, but reduce if the fifo is smaller - */ - bb_size = min(channel->fifo_size, SZ_4K); - channel->bounce_buffer = kmalloc(bb_size, GFP_KERNEL); - if (!channel->bounce_buffer) - return -ENOMEM; - - qcom_smd_channel_set_callback(channel, cb); - qcom_smd_channel_set_state(channel, SMD_CHANNEL_OPENING); - qcom_smd_channel_set_state(channel, SMD_CHANNEL_OPENED); - - return 0; -} - -/* - * Helper for closing and resetting a channel - */ -static void qcom_smd_channel_close(struct qcom_smd_channel *channel) -{ - qcom_smd_channel_set_callback(channel, NULL); - - kfree(channel->bounce_buffer); - channel->bounce_buffer = NULL; - - qcom_smd_channel_set_state(channel, SMD_CHANNEL_CLOSED); - qcom_smd_channel_reset(channel); -} - -/* - * Probe the smd client. - * - * The remote side have indicated that it want the channel to be opened, so - * complete the state handshake and probe our client driver. - */ -static int qcom_smd_dev_probe(struct device *dev) -{ - struct qcom_smd_device *qsdev = to_smd_device(dev); - struct qcom_smd_driver *qsdrv = to_smd_driver(dev); - struct qcom_smd_channel *channel = qsdev->channel; - int ret; - - ret = qcom_smd_channel_open(channel, qsdrv->callback); - if (ret) - return ret; - - ret = qsdrv->probe(qsdev); - if (ret) - goto err; - - qcom_smd_channel_resume(channel); - - return 0; - -err: - dev_err(&qsdev->dev, "probe failed\n"); - - qcom_smd_channel_close(channel); - return ret; -} - -/* - * Remove the smd client. - * - * The channel is going away, for some reason, so remove the smd client and - * reset the channel state. - */ -static int qcom_smd_dev_remove(struct device *dev) -{ - struct qcom_smd_device *qsdev = to_smd_device(dev); - struct qcom_smd_driver *qsdrv = to_smd_driver(dev); - struct qcom_smd_channel *channel = qsdev->channel; - - qcom_smd_channel_set_state(channel, SMD_CHANNEL_CLOSING); - - /* - * Make sure we don't race with the code receiving data. - */ - qcom_smd_channel_set_callback(channel, NULL); - - /* Wake up any sleepers in qcom_smd_send() */ - wake_up_interruptible(&channel->fblockread_event); - - /* - * We expect that the client might block in remove() waiting for any - * outstanding calls to qcom_smd_send() to wake up and finish. - */ - if (qsdrv->remove) - qsdrv->remove(qsdev); - - /* The client is now gone, close the primary channel */ - qcom_smd_channel_close(channel); - channel->qsdev = NULL; - - return 0; -} - -static struct bus_type qcom_smd_bus = { - .name = "qcom_smd", - .match = qcom_smd_dev_match, - .probe = qcom_smd_dev_probe, - .remove = qcom_smd_dev_remove, -}; - -/* - * Release function for the qcom_smd_device object. - */ -static void qcom_smd_release_device(struct device *dev) -{ - struct qcom_smd_device *qsdev = to_smd_device(dev); - - kfree(qsdev); -} - -/* - * Finds the device_node for the smd child interested in this channel. - */ -static struct device_node *qcom_smd_match_channel(struct device_node *edge_node, - const char *channel) -{ - struct device_node *child; - const char *name; - const char *key; - int ret; - - for_each_available_child_of_node(edge_node, child) { - key = "qcom,smd-channels"; - ret = of_property_read_string(child, key, &name); - if (ret) - continue; - - if (strcmp(name, channel) == 0) - return child; - } - - return NULL; -} - -/* - * Create a smd client device for channel that is being opened. - */ -static int qcom_smd_create_device(struct qcom_smd_channel *channel) -{ - struct qcom_smd_device *qsdev; - struct qcom_smd_edge *edge = channel->edge; - struct device_node *node; - int ret; - - if (channel->qsdev) - return -EEXIST; - - dev_dbg(&edge->dev, "registering '%s'\n", channel->name); - - qsdev = kzalloc(sizeof(*qsdev), GFP_KERNEL); - if (!qsdev) - return -ENOMEM; - - node = qcom_smd_match_channel(edge->of_node, channel->name); - dev_set_name(&qsdev->dev, "%s.%s", - edge->of_node->name, - node ? node->name : channel->name); - - qsdev->dev.parent = &edge->dev; - qsdev->dev.bus = &qcom_smd_bus; - qsdev->dev.release = qcom_smd_release_device; - qsdev->dev.of_node = node; - - qsdev->channel = channel; - - channel->qsdev = qsdev; - - ret = device_register(&qsdev->dev); - if (ret) { - dev_err(&edge->dev, "device_register failed: %d\n", ret); - put_device(&qsdev->dev); - } - - return ret; -} - -/* - * Destroy a smd client device for a channel that's going away. - */ -static void qcom_smd_destroy_device(struct qcom_smd_channel *channel) -{ - struct device *dev; - - BUG_ON(!channel->qsdev); - - dev = &channel->qsdev->dev; - - device_unregister(dev); - of_node_put(dev->of_node); - put_device(dev); -} - -/** - * qcom_smd_driver_register - register a smd driver - * @qsdrv: qcom_smd_driver struct - */ -int qcom_smd_driver_register(struct qcom_smd_driver *qsdrv) -{ - qsdrv->driver.bus = &qcom_smd_bus; - return driver_register(&qsdrv->driver); -} -EXPORT_SYMBOL(qcom_smd_driver_register); - -void *qcom_smd_get_drvdata(struct qcom_smd_channel *channel) -{ - return channel->drvdata; -} -EXPORT_SYMBOL(qcom_smd_get_drvdata); - -void qcom_smd_set_drvdata(struct qcom_smd_channel *channel, void *data) -{ - channel->drvdata = data; -} -EXPORT_SYMBOL(qcom_smd_set_drvdata); - -/** - * qcom_smd_driver_unregister - unregister a smd driver - * @qsdrv: qcom_smd_driver struct - */ -void qcom_smd_driver_unregister(struct qcom_smd_driver *qsdrv) -{ - driver_unregister(&qsdrv->driver); -} -EXPORT_SYMBOL(qcom_smd_driver_unregister); - -static struct qcom_smd_channel * -qcom_smd_find_channel(struct qcom_smd_edge *edge, const char *name) -{ - struct qcom_smd_channel *channel; - struct qcom_smd_channel *ret = NULL; - unsigned long flags; - unsigned state; - - spin_lock_irqsave(&edge->channels_lock, flags); - list_for_each_entry(channel, &edge->channels, list) { - if (strcmp(channel->name, name)) - continue; - - state = GET_RX_CHANNEL_INFO(channel, state); - if (state != SMD_CHANNEL_OPENING && - state != SMD_CHANNEL_OPENED) - continue; - - ret = channel; - break; - } - spin_unlock_irqrestore(&edge->channels_lock, flags); - - return ret; -} - -/** - * qcom_smd_open_channel() - claim additional channels on the same edge - * @sdev: smd_device handle - * @name: channel name - * @cb: callback method to use for incoming data - * - * Returns a channel handle on success, or -EPROBE_DEFER if the channel isn't - * ready. - * - * Any channels returned must be closed with a call to qcom_smd_close_channel() - */ -struct qcom_smd_channel *qcom_smd_open_channel(struct qcom_smd_channel *parent, - const char *name, - qcom_smd_cb_t cb) -{ - struct qcom_smd_channel *channel; - struct qcom_smd_device *sdev = parent->qsdev; - struct qcom_smd_edge *edge = parent->edge; - int ret; - - /* Wait up to HZ for the channel to appear */ - ret = wait_event_interruptible_timeout(edge->new_channel_event, - (channel = qcom_smd_find_channel(edge, name)) != NULL, - HZ); - if (!ret) - return ERR_PTR(-ETIMEDOUT); - - if (channel->state != SMD_CHANNEL_CLOSED) { - dev_err(&sdev->dev, "channel %s is busy\n", channel->name); - return ERR_PTR(-EBUSY); - } - - channel->qsdev = sdev; - ret = qcom_smd_channel_open(channel, cb); - if (ret) { - channel->qsdev = NULL; - return ERR_PTR(ret); - } - - return channel; -} -EXPORT_SYMBOL(qcom_smd_open_channel); - -/** - * qcom_smd_close_channel() - close an additionally opened channel - * @channel: channel handle, returned by qcom_smd_open_channel() - */ -void qcom_smd_close_channel(struct qcom_smd_channel *channel) -{ - qcom_smd_channel_close(channel); - channel->qsdev = NULL; -} -EXPORT_SYMBOL(qcom_smd_close_channel); - -/* - * Allocate the qcom_smd_channel object for a newly found smd channel, - * retrieving and validating the smem items involved. - */ -static struct qcom_smd_channel *qcom_smd_create_channel(struct qcom_smd_edge *edge, - unsigned smem_info_item, - unsigned smem_fifo_item, - char *name) -{ - struct qcom_smd_channel *channel; - size_t fifo_size; - size_t info_size; - void *fifo_base; - void *info; - int ret; - - channel = devm_kzalloc(&edge->dev, sizeof(*channel), GFP_KERNEL); - if (!channel) - return ERR_PTR(-ENOMEM); - - channel->edge = edge; - channel->name = devm_kstrdup(&edge->dev, name, GFP_KERNEL); - if (!channel->name) - return ERR_PTR(-ENOMEM); - - mutex_init(&channel->tx_lock); - spin_lock_init(&channel->recv_lock); - init_waitqueue_head(&channel->fblockread_event); - - info = qcom_smem_get(edge->remote_pid, smem_info_item, &info_size); - if (IS_ERR(info)) { - ret = PTR_ERR(info); - goto free_name_and_channel; - } - - /* - * Use the size of the item to figure out which channel info struct to - * use. - */ - if (info_size == 2 * sizeof(struct smd_channel_info_word)) { - channel->info_word = info; - } else if (info_size == 2 * sizeof(struct smd_channel_info)) { - channel->info = info; - } else { - dev_err(&edge->dev, - "channel info of size %zu not supported\n", info_size); - ret = -EINVAL; - goto free_name_and_channel; - } - - fifo_base = qcom_smem_get(edge->remote_pid, smem_fifo_item, &fifo_size); - if (IS_ERR(fifo_base)) { - ret = PTR_ERR(fifo_base); - goto free_name_and_channel; - } - - /* The channel consist of a rx and tx fifo of equal size */ - fifo_size /= 2; - - dev_dbg(&edge->dev, "new channel '%s' info-size: %zu fifo-size: %zu\n", - name, info_size, fifo_size); - - channel->tx_fifo = fifo_base; - channel->rx_fifo = fifo_base + fifo_size; - channel->fifo_size = fifo_size; - - qcom_smd_channel_reset(channel); - - return channel; - -free_name_and_channel: - devm_kfree(&edge->dev, channel->name); - devm_kfree(&edge->dev, channel); - - return ERR_PTR(ret); -} - -/* - * Scans the allocation table for any newly allocated channels, calls - * qcom_smd_create_channel() to create representations of these and add - * them to the edge's list of channels. - */ -static void qcom_channel_scan_worker(struct work_struct *work) -{ - struct qcom_smd_edge *edge = container_of(work, struct qcom_smd_edge, scan_work); - struct qcom_smd_alloc_entry *alloc_tbl; - struct qcom_smd_alloc_entry *entry; - struct qcom_smd_channel *channel; - unsigned long flags; - unsigned fifo_id; - unsigned info_id; - int tbl; - int i; - u32 eflags, cid; - - for (tbl = 0; tbl < SMD_ALLOC_TBL_COUNT; tbl++) { - alloc_tbl = qcom_smem_get(edge->remote_pid, - smem_items[tbl].alloc_tbl_id, NULL); - if (IS_ERR(alloc_tbl)) - continue; - - for (i = 0; i < SMD_ALLOC_TBL_SIZE; i++) { - entry = &alloc_tbl[i]; - eflags = le32_to_cpu(entry->flags); - if (test_bit(i, edge->allocated[tbl])) - continue; - - if (entry->ref_count == 0) - continue; - - if (!entry->name[0]) - continue; - - if (!(eflags & SMD_CHANNEL_FLAGS_PACKET)) - continue; - - if ((eflags & SMD_CHANNEL_FLAGS_EDGE_MASK) != edge->edge_id) - continue; - - cid = le32_to_cpu(entry->cid); - info_id = smem_items[tbl].info_base_id + cid; - fifo_id = smem_items[tbl].fifo_base_id + cid; - - channel = qcom_smd_create_channel(edge, info_id, fifo_id, entry->name); - if (IS_ERR(channel)) - continue; - - spin_lock_irqsave(&edge->channels_lock, flags); - list_add(&channel->list, &edge->channels); - spin_unlock_irqrestore(&edge->channels_lock, flags); - - dev_dbg(&edge->dev, "new channel found: '%s'\n", channel->name); - set_bit(i, edge->allocated[tbl]); - - wake_up_interruptible(&edge->new_channel_event); - } - } - - schedule_work(&edge->state_work); -} - -/* - * This per edge worker scans smem for any new channels and register these. It - * then scans all registered channels for state changes that should be handled - * by creating or destroying smd client devices for the registered channels. - * - * LOCKING: edge->channels_lock only needs to cover the list operations, as the - * worker is killed before any channels are deallocated - */ -static void qcom_channel_state_worker(struct work_struct *work) -{ - struct qcom_smd_channel *channel; - struct qcom_smd_edge *edge = container_of(work, - struct qcom_smd_edge, - state_work); - unsigned remote_state; - unsigned long flags; - - /* - * Register a device for any closed channel where the remote processor - * is showing interest in opening the channel. - */ - spin_lock_irqsave(&edge->channels_lock, flags); - list_for_each_entry(channel, &edge->channels, list) { - if (channel->state != SMD_CHANNEL_CLOSED) - continue; - - remote_state = GET_RX_CHANNEL_INFO(channel, state); - if (remote_state != SMD_CHANNEL_OPENING && - remote_state != SMD_CHANNEL_OPENED) - continue; - - spin_unlock_irqrestore(&edge->channels_lock, flags); - qcom_smd_create_device(channel); - spin_lock_irqsave(&edge->channels_lock, flags); - } - - /* - * Unregister the device for any channel that is opened where the - * remote processor is closing the channel. - */ - list_for_each_entry(channel, &edge->channels, list) { - if (channel->state != SMD_CHANNEL_OPENING && - channel->state != SMD_CHANNEL_OPENED) - continue; - - remote_state = GET_RX_CHANNEL_INFO(channel, state); - if (remote_state == SMD_CHANNEL_OPENING || - remote_state == SMD_CHANNEL_OPENED) - continue; - - spin_unlock_irqrestore(&edge->channels_lock, flags); - qcom_smd_destroy_device(channel); - spin_lock_irqsave(&edge->channels_lock, flags); - } - spin_unlock_irqrestore(&edge->channels_lock, flags); -} - -/* - * Parses an of_node describing an edge. - */ -static int qcom_smd_parse_edge(struct device *dev, - struct device_node *node, - struct qcom_smd_edge *edge) -{ - struct device_node *syscon_np; - const char *key; - int irq; - int ret; - - INIT_LIST_HEAD(&edge->channels); - spin_lock_init(&edge->channels_lock); - - INIT_WORK(&edge->scan_work, qcom_channel_scan_worker); - INIT_WORK(&edge->state_work, qcom_channel_state_worker); - - edge->of_node = of_node_get(node); - - key = "qcom,smd-edge"; - ret = of_property_read_u32(node, key, &edge->edge_id); - if (ret) { - dev_err(dev, "edge missing %s property\n", key); - return -EINVAL; - } - - edge->remote_pid = QCOM_SMEM_HOST_ANY; - key = "qcom,remote-pid"; - of_property_read_u32(node, key, &edge->remote_pid); - - syscon_np = of_parse_phandle(node, "qcom,ipc", 0); - if (!syscon_np) { - dev_err(dev, "no qcom,ipc node\n"); - return -ENODEV; - } - - edge->ipc_regmap = syscon_node_to_regmap(syscon_np); - if (IS_ERR(edge->ipc_regmap)) - return PTR_ERR(edge->ipc_regmap); - - key = "qcom,ipc"; - ret = of_property_read_u32_index(node, key, 1, &edge->ipc_offset); - if (ret < 0) { - dev_err(dev, "no offset in %s\n", key); - return -EINVAL; - } - - ret = of_property_read_u32_index(node, key, 2, &edge->ipc_bit); - if (ret < 0) { - dev_err(dev, "no bit in %s\n", key); - return -EINVAL; - } - - irq = irq_of_parse_and_map(node, 0); - if (irq < 0) { - dev_err(dev, "required smd interrupt missing\n"); - return -EINVAL; - } - - ret = devm_request_irq(dev, irq, - qcom_smd_edge_intr, IRQF_TRIGGER_RISING, - node->name, edge); - if (ret) { - dev_err(dev, "failed to request smd irq\n"); - return ret; - } - - edge->irq = irq; - - return 0; -} - -/* - * Release function for an edge. - * Reset the state of each associated channel and free the edge context. - */ -static void qcom_smd_edge_release(struct device *dev) -{ - struct qcom_smd_channel *channel; - struct qcom_smd_edge *edge = to_smd_edge(dev); - - list_for_each_entry(channel, &edge->channels, list) { - SET_RX_CHANNEL_INFO(channel, state, SMD_CHANNEL_CLOSED); - SET_RX_CHANNEL_INFO(channel, head, 0); - SET_RX_CHANNEL_INFO(channel, tail, 0); - } - - kfree(edge); -} - -/** - * qcom_smd_register_edge() - register an edge based on an device_node - * @parent: parent device for the edge - * @node: device_node describing the edge - * - * Returns an edge reference, or negative ERR_PTR() on failure. - */ -struct qcom_smd_edge *qcom_smd_register_edge(struct device *parent, - struct device_node *node) -{ - struct qcom_smd_edge *edge; - int ret; - - edge = kzalloc(sizeof(*edge), GFP_KERNEL); - if (!edge) - return ERR_PTR(-ENOMEM); - - init_waitqueue_head(&edge->new_channel_event); - - edge->dev.parent = parent; - edge->dev.release = qcom_smd_edge_release; - dev_set_name(&edge->dev, "%s:%s", dev_name(parent), node->name); - ret = device_register(&edge->dev); - if (ret) { - pr_err("failed to register smd edge\n"); - return ERR_PTR(ret); - } - - ret = qcom_smd_parse_edge(&edge->dev, node, edge); - if (ret) { - dev_err(&edge->dev, "failed to parse smd edge\n"); - goto unregister_dev; - } - - schedule_work(&edge->scan_work); - - return edge; - -unregister_dev: - put_device(&edge->dev); - return ERR_PTR(ret); -} -EXPORT_SYMBOL(qcom_smd_register_edge); - -static int qcom_smd_remove_device(struct device *dev, void *data) -{ - device_unregister(dev); - of_node_put(dev->of_node); - put_device(dev); - - return 0; -} - -/** - * qcom_smd_unregister_edge() - release an edge and its children - * @edge: edge reference acquired from qcom_smd_register_edge - */ -int qcom_smd_unregister_edge(struct qcom_smd_edge *edge) -{ - int ret; - - disable_irq(edge->irq); - cancel_work_sync(&edge->scan_work); - cancel_work_sync(&edge->state_work); - - ret = device_for_each_child(&edge->dev, NULL, qcom_smd_remove_device); - if (ret) - dev_warn(&edge->dev, "can't remove smd device: %d\n", ret); - - device_unregister(&edge->dev); - - return 0; -} -EXPORT_SYMBOL(qcom_smd_unregister_edge); - -static int qcom_smd_probe(struct platform_device *pdev) -{ - struct device_node *node; - void *p; - - /* Wait for smem */ - p = qcom_smem_get(QCOM_SMEM_HOST_ANY, smem_items[0].alloc_tbl_id, NULL); - if (PTR_ERR(p) == -EPROBE_DEFER) - return PTR_ERR(p); - - for_each_available_child_of_node(pdev->dev.of_node, node) - qcom_smd_register_edge(&pdev->dev, node); - - return 0; -} - -static int qcom_smd_remove_edge(struct device *dev, void *data) -{ - struct qcom_smd_edge *edge = to_smd_edge(dev); - - return qcom_smd_unregister_edge(edge); -} - -/* - * Shut down all smd clients by making sure that each edge stops processing - * events and scanning for new channels, then call destroy on the devices. - */ -static int qcom_smd_remove(struct platform_device *pdev) -{ - int ret; - - ret = device_for_each_child(&pdev->dev, NULL, qcom_smd_remove_edge); - if (ret) - dev_warn(&pdev->dev, "can't remove smd device: %d\n", ret); - - return ret; -} - -static const struct of_device_id qcom_smd_of_match[] = { - { .compatible = "qcom,smd" }, - {} -}; -MODULE_DEVICE_TABLE(of, qcom_smd_of_match); - -static struct platform_driver qcom_smd_driver = { - .probe = qcom_smd_probe, - .remove = qcom_smd_remove, - .driver = { - .name = "qcom-smd", - .of_match_table = qcom_smd_of_match, - }, -}; - -static int __init qcom_smd_init(void) -{ - int ret; - - ret = bus_register(&qcom_smd_bus); - if (ret) { - pr_err("failed to register smd bus: %d\n", ret); - return ret; - } - - return platform_driver_register(&qcom_smd_driver); -} -postcore_initcall(qcom_smd_init); - -static void __exit qcom_smd_exit(void) -{ - platform_driver_unregister(&qcom_smd_driver); - bus_unregister(&qcom_smd_bus); -} -module_exit(qcom_smd_exit); - -MODULE_AUTHOR("Bjorn Andersson <bjorn.andersson@sonymobile.com>"); -MODULE_DESCRIPTION("Qualcomm Shared Memory Driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/soc/qcom/wcnss_ctrl.c b/drivers/soc/qcom/wcnss_ctrl.c index 520aedd29965..b9069184df19 100644 --- a/drivers/soc/qcom/wcnss_ctrl.c +++ b/drivers/soc/qcom/wcnss_ctrl.c @@ -14,10 +14,10 @@ #include <linux/firmware.h> #include <linux/module.h> #include <linux/slab.h> -#include <linux/soc/qcom/smd.h> #include <linux/io.h> #include <linux/of_platform.h> #include <linux/platform_device.h> +#include <linux/rpmsg.h> #include <linux/soc/qcom/wcnss_ctrl.h> #define WCNSS_REQUEST_TIMEOUT (5 * HZ) @@ -40,7 +40,7 @@ */ struct wcnss_ctrl { struct device *dev; - struct qcom_smd_channel *channel; + struct rpmsg_endpoint *channel; struct completion ack; struct completion cbc; @@ -122,11 +122,13 @@ struct wcnss_download_nv_resp { * * Handles any incoming packets from the remote WCNSS_CTRL service. */ -static int wcnss_ctrl_smd_callback(struct qcom_smd_channel *channel, - const void *data, - size_t count) +static int wcnss_ctrl_smd_callback(struct rpmsg_device *rpdev, + void *data, + int count, + void *priv, + u32 addr) { - struct wcnss_ctrl *wcnss = qcom_smd_get_drvdata(channel); + struct wcnss_ctrl *wcnss = dev_get_drvdata(&rpdev->dev); const struct wcnss_download_nv_resp *nvresp; const struct wcnss_version_resp *version; const struct wcnss_msg_hdr *hdr = data; @@ -180,7 +182,7 @@ static int wcnss_request_version(struct wcnss_ctrl *wcnss) msg.type = WCNSS_VERSION_REQ; msg.len = sizeof(msg); - ret = qcom_smd_send(wcnss->channel, &msg, sizeof(msg)); + ret = rpmsg_send(wcnss->channel, &msg, sizeof(msg)); if (ret < 0) return ret; @@ -238,7 +240,7 @@ static int wcnss_download_nv(struct wcnss_ctrl *wcnss, bool *expect_cbc) memcpy(req->fragment, data, req->frag_size); - ret = qcom_smd_send(wcnss->channel, req, req->hdr.len); + ret = rpmsg_send(wcnss->channel, req, req->hdr.len); if (ret < 0) { dev_err(wcnss->dev, "failed to send smd packet\n"); goto release_fw; @@ -274,11 +276,16 @@ free_req: * @name: SMD channel name * @cb: callback to handle incoming data on the channel */ -struct qcom_smd_channel *qcom_wcnss_open_channel(void *wcnss, const char *name, qcom_smd_cb_t cb) +struct rpmsg_endpoint *qcom_wcnss_open_channel(void *wcnss, const char *name, rpmsg_rx_cb_t cb, void *priv) { + struct rpmsg_channel_info chinfo; struct wcnss_ctrl *_wcnss = wcnss; - return qcom_smd_open_channel(_wcnss->channel, name, cb); + strncpy(chinfo.name, name, sizeof(chinfo.name)); + chinfo.src = RPMSG_ADDR_ANY; + chinfo.dst = RPMSG_ADDR_ANY; + + return rpmsg_create_ept(_wcnss->channel->rpdev, cb, priv, chinfo); } EXPORT_SYMBOL(qcom_wcnss_open_channel); @@ -306,35 +313,34 @@ static void wcnss_async_probe(struct work_struct *work) of_platform_populate(wcnss->dev->of_node, NULL, NULL, wcnss->dev); } -static int wcnss_ctrl_probe(struct qcom_smd_device *sdev) +static int wcnss_ctrl_probe(struct rpmsg_device *rpdev) { struct wcnss_ctrl *wcnss; - wcnss = devm_kzalloc(&sdev->dev, sizeof(*wcnss), GFP_KERNEL); + wcnss = devm_kzalloc(&rpdev->dev, sizeof(*wcnss), GFP_KERNEL); if (!wcnss) return -ENOMEM; - wcnss->dev = &sdev->dev; - wcnss->channel = sdev->channel; + wcnss->dev = &rpdev->dev; + wcnss->channel = rpdev->ept; init_completion(&wcnss->ack); init_completion(&wcnss->cbc); INIT_WORK(&wcnss->probe_work, wcnss_async_probe); - qcom_smd_set_drvdata(sdev->channel, wcnss); - dev_set_drvdata(&sdev->dev, wcnss); + dev_set_drvdata(&rpdev->dev, wcnss); schedule_work(&wcnss->probe_work); return 0; } -static void wcnss_ctrl_remove(struct qcom_smd_device *sdev) +static void wcnss_ctrl_remove(struct rpmsg_device *rpdev) { - struct wcnss_ctrl *wcnss = qcom_smd_get_drvdata(sdev->channel); + struct wcnss_ctrl *wcnss = dev_get_drvdata(&rpdev->dev); cancel_work_sync(&wcnss->probe_work); - of_platform_depopulate(&sdev->dev); + of_platform_depopulate(&rpdev->dev); } static const struct of_device_id wcnss_ctrl_of_match[] = { @@ -342,18 +348,18 @@ static const struct of_device_id wcnss_ctrl_of_match[] = { {} }; -static struct qcom_smd_driver wcnss_ctrl_driver = { +static struct rpmsg_driver wcnss_ctrl_driver = { .probe = wcnss_ctrl_probe, .remove = wcnss_ctrl_remove, .callback = wcnss_ctrl_smd_callback, - .driver = { + .drv = { .name = "qcom_wcnss_ctrl", .owner = THIS_MODULE, .of_match_table = wcnss_ctrl_of_match, }, }; -module_qcom_smd_driver(wcnss_ctrl_driver); +module_rpmsg_driver(wcnss_ctrl_driver); MODULE_DESCRIPTION("Qualcomm WCNSS control driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index c6fc7141d7b2..677f0ddc986c 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -446,7 +446,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = { */ NULL, /* a */ &sysrq_reboot_op, /* b */ - &sysrq_crash_op, /* c & ibm_emac driver debug */ + &sysrq_crash_op, /* c */ &sysrq_showlocks_op, /* d */ &sysrq_term_op, /* e */ &sysrq_moom_op, /* f */ diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 224717e63a53..864819ff9a7d 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -16,6 +16,7 @@ */ #include <linux/kernel.h> +#include <linux/interrupt.h> #include <linux/module.h> #include <linux/device.h> #include <linux/etherdevice.h> |