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Diffstat (limited to 'drivers/net/ethernet/wangxun/ngbe')
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c24
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_main.c112
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c24
-rw-r--r--drivers/net/ethernet/wangxun/ngbe/ngbe_type.h8
4 files changed, 152 insertions, 16 deletions
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c
index 786a652ae64f..7e2d9ec38a30 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c
@@ -37,9 +37,9 @@ static int ngbe_set_wol(struct net_device *netdev,
wx->wol = 0;
if (wol->wolopts & WAKE_MAGIC)
wx->wol = WX_PSR_WKUP_CTL_MAG;
- netdev->wol_enabled = !!(wx->wol);
+ netdev->ethtool->wol_enabled = !!(wx->wol);
wr32(wx, WX_PSR_WKUP_CTL, wx->wol);
- device_set_wakeup_enable(&pdev->dev, netdev->wol_enabled);
+ device_set_wakeup_enable(&pdev->dev, netdev->ethtool->wol_enabled);
return 0;
}
@@ -52,7 +52,7 @@ static int ngbe_set_ringparam(struct net_device *netdev,
struct wx *wx = netdev_priv(netdev);
u32 new_rx_count, new_tx_count;
struct wx_ring *temp_ring;
- int i;
+ int i, err = 0;
new_tx_count = clamp_t(u32, ring->tx_pending, WX_MIN_TXD, WX_MAX_TXD);
new_tx_count = ALIGN(new_tx_count, WX_REQ_TX_DESCRIPTOR_MULTIPLE);
@@ -64,6 +64,10 @@ static int ngbe_set_ringparam(struct net_device *netdev,
new_rx_count == wx->rx_ring_count)
return 0;
+ err = wx_set_state_reset(wx);
+ if (err)
+ return err;
+
if (!netif_running(wx->netdev)) {
for (i = 0; i < wx->num_tx_queues; i++)
wx->tx_ring[i]->count = new_tx_count;
@@ -72,14 +76,16 @@ static int ngbe_set_ringparam(struct net_device *netdev,
wx->tx_ring_count = new_tx_count;
wx->rx_ring_count = new_rx_count;
- return 0;
+ goto clear_reset;
}
/* allocate temporary buffer to store rings in */
i = max_t(int, wx->num_tx_queues, wx->num_rx_queues);
temp_ring = kvmalloc_array(i, sizeof(struct wx_ring), GFP_KERNEL);
- if (!temp_ring)
- return -ENOMEM;
+ if (!temp_ring) {
+ err = -ENOMEM;
+ goto clear_reset;
+ }
ngbe_down(wx);
@@ -89,7 +95,9 @@ static int ngbe_set_ringparam(struct net_device *netdev,
wx_configure(wx);
ngbe_up(wx);
- return 0;
+clear_reset:
+ clear_bit(WX_STATE_RESETTING, wx->state);
+ return err;
}
static int ngbe_set_channels(struct net_device *dev,
@@ -130,6 +138,8 @@ static const struct ethtool_ops ngbe_ethtool_ops = {
.set_channels = ngbe_set_channels,
.get_msglevel = wx_get_msglevel,
.set_msglevel = wx_set_msglevel,
+ .get_ts_info = wx_get_ts_info,
+ .get_ts_stats = wx_get_ptp_stats,
};
void ngbe_set_ethtool_ops(struct net_device *netdev)
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
index fdd6b4f70b7a..b5022c49dc5e 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c
@@ -14,6 +14,9 @@
#include "../libwx/wx_type.h"
#include "../libwx/wx_hw.h"
#include "../libwx/wx_lib.h"
+#include "../libwx/wx_ptp.h"
+#include "../libwx/wx_mbx.h"
+#include "../libwx/wx_sriov.h"
#include "ngbe_type.h"
#include "ngbe_mdio.h"
#include "ngbe_hw.h"
@@ -128,6 +131,10 @@ static int ngbe_sw_init(struct wx *wx)
wx->tx_work_limit = NGBE_DEFAULT_TX_WORK;
wx->rx_work_limit = NGBE_DEFAULT_RX_WORK;
+ wx->mbx.size = WX_VXMAILBOX_SIZE;
+ wx->setup_tc = ngbe_setup_tc;
+ set_bit(0, &wx->fwd_bitmask);
+
return 0;
}
@@ -167,7 +174,7 @@ static irqreturn_t ngbe_intr(int __always_unused irq, void *data)
struct wx_q_vector *q_vector;
struct wx *wx = data;
struct pci_dev *pdev;
- u32 eicr;
+ u32 eicr, eicr_misc;
q_vector = wx->q_vector[0];
pdev = wx->pdev;
@@ -185,6 +192,10 @@ static irqreturn_t ngbe_intr(int __always_unused irq, void *data)
if (!(pdev->msi_enabled))
wr32(wx, WX_PX_INTA, 1);
+ eicr_misc = wx_misc_isb(wx, WX_ISB_MISC);
+ if (unlikely(eicr_misc & NGBE_PX_MISC_IC_TIMESYNC))
+ wx_ptp_check_pps_event(wx);
+
wx->isb_mem[WX_ISB_MISC] = 0;
/* would disable interrupts here but it is auto disabled */
napi_schedule_irqoff(&q_vector->napi);
@@ -195,9 +206,13 @@ static irqreturn_t ngbe_intr(int __always_unused irq, void *data)
return IRQ_HANDLED;
}
-static irqreturn_t ngbe_msix_other(int __always_unused irq, void *data)
+static irqreturn_t __ngbe_msix_misc(struct wx *wx, u32 eicr)
{
- struct wx *wx = data;
+ if (eicr & NGBE_PX_MISC_IC_VF_MBOX)
+ wx_msg_task(wx);
+
+ if (unlikely(eicr & NGBE_PX_MISC_IC_TIMESYNC))
+ wx_ptp_check_pps_event(wx);
/* re-enable the original interrupt state, no lsc, no queues */
if (netif_running(wx->netdev))
@@ -206,6 +221,35 @@ static irqreturn_t ngbe_msix_other(int __always_unused irq, void *data)
return IRQ_HANDLED;
}
+static irqreturn_t ngbe_msix_misc(int __always_unused irq, void *data)
+{
+ struct wx *wx = data;
+ u32 eicr;
+
+ eicr = wx_misc_isb(wx, WX_ISB_MISC);
+
+ return __ngbe_msix_misc(wx, eicr);
+}
+
+static irqreturn_t ngbe_misc_and_queue(int __always_unused irq, void *data)
+{
+ struct wx_q_vector *q_vector;
+ struct wx *wx = data;
+ u32 eicr;
+
+ eicr = wx_misc_isb(wx, WX_ISB_MISC);
+ if (!eicr) {
+ /* queue */
+ q_vector = wx->q_vector[0];
+ napi_schedule_irqoff(&q_vector->napi);
+ if (netif_running(wx->netdev))
+ ngbe_irq_enable(wx, true);
+ return IRQ_HANDLED;
+ }
+
+ return __ngbe_msix_misc(wx, eicr);
+}
+
/**
* ngbe_request_msix_irqs - Initialize MSI-X interrupts
* @wx: board private structure
@@ -238,8 +282,16 @@ static int ngbe_request_msix_irqs(struct wx *wx)
}
}
- err = request_irq(wx->msix_entry->vector,
- ngbe_msix_other, 0, netdev->name, wx);
+ /* Due to hardware design, when num_vfs < 7, pf can use 0 for misc and 1
+ * for queue. But when num_vfs == 7, vector[1] is assigned to vf6.
+ * Misc and queue should reuse interrupt vector[0].
+ */
+ if (wx->num_vfs == 7)
+ err = request_irq(wx->msix_entry->vector,
+ ngbe_misc_and_queue, 0, netdev->name, wx);
+ else
+ err = request_irq(wx->msix_entry->vector,
+ ngbe_msix_misc, 0, netdev->name, wx);
if (err) {
wx_err(wx, "request_irq for msix_other failed: %d\n", err);
@@ -291,6 +343,22 @@ static void ngbe_disable_device(struct wx *wx)
struct net_device *netdev = wx->netdev;
u32 i;
+ if (wx->num_vfs) {
+ /* Clear EITR Select mapping */
+ wr32(wx, WX_PX_ITRSEL, 0);
+
+ /* Mark all the VFs as inactive */
+ for (i = 0; i < wx->num_vfs; i++)
+ wx->vfinfo[i].clear_to_send = 0;
+ wx->notify_down = true;
+ /* ping all the active vfs to let them know we are going down */
+ wx_ping_all_vfs_with_link_status(wx, false);
+ wx->notify_down = false;
+
+ /* Disable all VFTE/VFRE TX/RX */
+ wx_disable_vf_rx_tx(wx);
+ }
+
/* disable all enabled rx queues */
for (i = 0; i < wx->num_rx_queues; i++)
/* this call also flushes the previous write */
@@ -313,10 +381,19 @@ static void ngbe_disable_device(struct wx *wx)
wx_update_stats(wx);
}
+static void ngbe_reset(struct wx *wx)
+{
+ wx_flush_sw_mac_table(wx);
+ wx_mac_set_default_filter(wx, wx->mac.addr);
+ if (test_bit(WX_STATE_PTP_RUNNING, wx->state))
+ wx_ptp_reset(wx);
+}
+
void ngbe_down(struct wx *wx)
{
phylink_stop(wx->phylink);
ngbe_disable_device(wx);
+ ngbe_reset(wx);
wx_clean_all_tx_rings(wx);
wx_clean_all_rx_rings(wx);
}
@@ -339,6 +416,11 @@ void ngbe_up(struct wx *wx)
ngbe_sfp_modules_txrx_powerctl(wx, true);
phylink_start(wx->phylink);
+ /* Set PF Reset Done bit so PF/VF Mail Ops can work */
+ wr32m(wx, WX_CFG_PORT_CTL,
+ WX_CFG_PORT_CTL_PFRSTD, WX_CFG_PORT_CTL_PFRSTD);
+ if (wx->num_vfs)
+ wx_ping_all_vfs_with_link_status(wx, false);
}
/**
@@ -379,6 +461,8 @@ static int ngbe_open(struct net_device *netdev)
if (err)
goto err_dis_phy;
+ wx_ptp_init(wx);
+
ngbe_up(wx);
return 0;
@@ -387,6 +471,7 @@ err_dis_phy:
err_free_irq:
wx_free_irq(wx);
err_free_resources:
+ wx_free_isb_resources(wx);
wx_free_resources(wx);
return err;
}
@@ -406,8 +491,10 @@ static int ngbe_close(struct net_device *netdev)
{
struct wx *wx = netdev_priv(netdev);
+ wx_ptp_stop(wx);
ngbe_down(wx);
wx_free_irq(wx);
+ wx_free_isb_resources(wx);
wx_free_resources(wx);
phylink_disconnect_phy(wx->phylink);
wx_control_hw(wx, false);
@@ -499,11 +586,15 @@ static const struct net_device_ops ngbe_netdev_ops = {
.ndo_start_xmit = wx_xmit_frame,
.ndo_set_rx_mode = wx_set_rx_mode,
.ndo_set_features = wx_set_features,
+ .ndo_fix_features = wx_fix_features,
+ .ndo_features_check = wx_features_check,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_mac_address = wx_set_mac,
.ndo_get_stats64 = wx_get_stats64,
.ndo_vlan_rx_add_vid = wx_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = wx_vlan_rx_kill_vid,
+ .ndo_hwtstamp_set = wx_hwtstamp_set,
+ .ndo_hwtstamp_get = wx_hwtstamp_get,
};
/**
@@ -575,6 +666,10 @@ static int ngbe_probe(struct pci_dev *pdev,
goto err_pci_release_regions;
}
+ /* The emerald supports up to 8 VFs per pf, but physical
+ * function also need one pool for basic networking.
+ */
+ pci_sriov_set_totalvfs(pdev, NGBE_MAX_VFS_DRV_LIMIT);
wx->driver_name = ngbe_driver_name;
ngbe_set_ethtool_ops(netdev);
netdev->netdev_ops = &ngbe_netdev_ops;
@@ -604,7 +699,7 @@ static int ngbe_probe(struct pci_dev *pdev,
/* setup the private structure */
err = ngbe_sw_init(wx);
if (err)
- goto err_free_mac_table;
+ goto err_pci_release_regions;
/* check if flash load is done after hw power up */
err = wx_check_flash_load(wx, NGBE_SPI_ILDR_STATUS_PERST);
@@ -649,7 +744,7 @@ static int ngbe_probe(struct pci_dev *pdev,
if (wx->wol_hw_supported)
wx->wol = NGBE_PSR_WKUP_CTL_MAG;
- netdev->wol_enabled = !!(wx->wol);
+ netdev->ethtool->wol_enabled = !!(wx->wol);
wr32(wx, NGBE_PSR_WKUP_CTL, wx->wol);
device_set_wakeup_enable(&pdev->dev, wx->wol);
@@ -698,6 +793,7 @@ err_register:
err_clear_interrupt_scheme:
wx_clear_interrupt_scheme(wx);
err_free_mac_table:
+ kfree(wx->rss_key);
kfree(wx->mac_table);
err_pci_release_regions:
pci_release_selected_regions(pdev,
@@ -722,6 +818,7 @@ static void ngbe_remove(struct pci_dev *pdev)
struct net_device *netdev;
netdev = wx->netdev;
+ wx_disable_sriov(wx);
unregister_netdev(netdev);
phylink_destroy(wx->phylink);
pci_release_selected_regions(pdev,
@@ -781,6 +878,7 @@ static struct pci_driver ngbe_driver = {
.suspend = ngbe_suspend,
.resume = ngbe_resume,
.shutdown = ngbe_shutdown,
+ .sriov_configure = wx_pci_sriov_configure,
};
module_pci_driver(ngbe_driver);
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c
index ec54b18c5fe7..c63bb6e6f405 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_mdio.c
@@ -7,7 +7,9 @@
#include <linux/phy.h>
#include "../libwx/wx_type.h"
+#include "../libwx/wx_ptp.h"
#include "../libwx/wx_hw.h"
+#include "../libwx/wx_sriov.h"
#include "ngbe_type.h"
#include "ngbe_mdio.h"
@@ -64,6 +66,13 @@ static void ngbe_mac_config(struct phylink_config *config, unsigned int mode,
static void ngbe_mac_link_down(struct phylink_config *config,
unsigned int mode, phy_interface_t interface)
{
+ struct wx *wx = phylink_to_wx(config);
+
+ wx->speed = SPEED_UNKNOWN;
+ if (test_bit(WX_STATE_PTP_RUNNING, wx->state))
+ wx_ptp_reset_cyclecounter(wx);
+ /* ping all the active vfs to let them know we are going down */
+ wx_ping_all_vfs_with_link_status(wx, false);
}
static void ngbe_mac_link_up(struct phylink_config *config,
@@ -103,6 +112,13 @@ static void ngbe_mac_link_up(struct phylink_config *config,
wr32(wx, WX_MAC_PKT_FLT, WX_MAC_PKT_FLT_PR);
reg = rd32(wx, WX_MAC_WDG_TIMEOUT);
wr32(wx, WX_MAC_WDG_TIMEOUT, reg);
+
+ wx->speed = speed;
+ wx->last_rx_ptp_check = jiffies;
+ if (test_bit(WX_STATE_PTP_RUNNING, wx->state))
+ wx_ptp_reset_cyclecounter(wx);
+ /* ping all the active vfs to let them know we are going up */
+ wx_ping_all_vfs_with_link_status(wx, true);
}
static const struct phylink_mac_ops ngbe_mac_ops = {
@@ -124,8 +140,12 @@ static int ngbe_phylink_init(struct wx *wx)
MAC_SYM_PAUSE | MAC_ASYM_PAUSE;
config->mac_managed_pm = true;
- phy_mode = PHY_INTERFACE_MODE_RGMII_ID;
- __set_bit(PHY_INTERFACE_MODE_RGMII_ID, config->supported_interfaces);
+ /* The MAC only has add the Tx delay and it can not be modified.
+ * So just disable TX delay in PHY, and it is does not matter to
+ * internal phy.
+ */
+ phy_mode = PHY_INTERFACE_MODE_RGMII_RXID;
+ __set_bit(PHY_INTERFACE_MODE_RGMII_RXID, config->supported_interfaces);
phylink = phylink_create(config, NULL, phy_mode, &ngbe_mac_ops);
if (IS_ERR(phylink))
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h b/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
index f48ed7fc1805..bb74263f0498 100644
--- a/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
+++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_type.h
@@ -70,15 +70,22 @@
/* Extended Interrupt Enable Set */
#define NGBE_PX_MISC_IEN_DEV_RST BIT(10)
+#define NGBE_PX_MISC_IEN_TIMESYNC BIT(11)
#define NGBE_PX_MISC_IEN_ETH_LK BIT(18)
#define NGBE_PX_MISC_IEN_INT_ERR BIT(20)
+#define NGBE_PX_MISC_IC_VF_MBOX BIT(23)
#define NGBE_PX_MISC_IEN_GPIO BIT(26)
#define NGBE_PX_MISC_IEN_MASK ( \
NGBE_PX_MISC_IEN_DEV_RST | \
+ NGBE_PX_MISC_IEN_TIMESYNC | \
NGBE_PX_MISC_IEN_ETH_LK | \
NGBE_PX_MISC_IEN_INT_ERR | \
+ NGBE_PX_MISC_IC_VF_MBOX | \
NGBE_PX_MISC_IEN_GPIO)
+/* Extended Interrupt Cause Read */
+#define NGBE_PX_MISC_IC_TIMESYNC BIT(11) /* time sync */
+
#define NGBE_INTR_ALL 0x1FF
#define NGBE_INTR_MISC BIT(0)
@@ -129,6 +136,7 @@
#define NGBE_MAX_RXD 8192
#define NGBE_MIN_RXD 128
+#define NGBE_MAX_VFS_DRV_LIMIT 7
extern char ngbe_driver_name[];
void ngbe_down(struct wx *wx);
generated by cgit (git 2.34.1) at 2025-07-23 13:22:56 +0000