diff options
Diffstat (limited to 'drivers/net/ethernet')
82 files changed, 630 insertions, 380 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h index 7c941eba0bc9..0ce37d54ed10 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_com.h @@ -72,7 +72,7 @@ /*****************************************************************************/ /* ENA adaptive interrupt moderation settings */ -#define ENA_INTR_INITIAL_TX_INTERVAL_USECS 196 +#define ENA_INTR_INITIAL_TX_INTERVAL_USECS 64 #define ENA_INTR_INITIAL_RX_INTERVAL_USECS 0 #define ENA_DEFAULT_INTR_DELAY_RESOLUTION 1 diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c index a3250dcf7d53..fc96c66b44cb 100644 --- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c +++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c @@ -315,10 +315,9 @@ static int ena_get_coalesce(struct net_device *net_dev, ena_com_get_nonadaptive_moderation_interval_tx(ena_dev) * ena_dev->intr_delay_resolution; - if (!ena_com_get_adaptive_moderation_enabled(ena_dev)) - coalesce->rx_coalesce_usecs = - ena_com_get_nonadaptive_moderation_interval_rx(ena_dev) - * ena_dev->intr_delay_resolution; + coalesce->rx_coalesce_usecs = + ena_com_get_nonadaptive_moderation_interval_rx(ena_dev) + * ena_dev->intr_delay_resolution; coalesce->use_adaptive_rx_coalesce = ena_com_get_adaptive_moderation_enabled(ena_dev); @@ -367,12 +366,6 @@ static int ena_set_coalesce(struct net_device *net_dev, ena_update_tx_rings_intr_moderation(adapter); - if (coalesce->use_adaptive_rx_coalesce) { - if (!ena_com_get_adaptive_moderation_enabled(ena_dev)) - ena_com_enable_adaptive_moderation(ena_dev); - return 0; - } - rc = ena_com_update_nonadaptive_moderation_interval_rx(ena_dev, coalesce->rx_coalesce_usecs); if (rc) @@ -380,10 +373,13 @@ static int ena_set_coalesce(struct net_device *net_dev, ena_update_rx_rings_intr_moderation(adapter); - if (!coalesce->use_adaptive_rx_coalesce) { - if (ena_com_get_adaptive_moderation_enabled(ena_dev)) - ena_com_disable_adaptive_moderation(ena_dev); - } + if (coalesce->use_adaptive_rx_coalesce && + !ena_com_get_adaptive_moderation_enabled(ena_dev)) + ena_com_enable_adaptive_moderation(ena_dev); + + if (!coalesce->use_adaptive_rx_coalesce && + ena_com_get_adaptive_moderation_enabled(ena_dev)) + ena_com_disable_adaptive_moderation(ena_dev); return 0; } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index d46a912002ff..948583fdcc28 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -1238,8 +1238,8 @@ static int ena_io_poll(struct napi_struct *napi, int budget) struct ena_napi *ena_napi = container_of(napi, struct ena_napi, napi); struct ena_ring *tx_ring, *rx_ring; - u32 tx_work_done; - u32 rx_work_done; + int tx_work_done; + int rx_work_done = 0; int tx_budget; int napi_comp_call = 0; int ret; @@ -1256,7 +1256,11 @@ static int ena_io_poll(struct napi_struct *napi, int budget) } tx_work_done = ena_clean_tx_irq(tx_ring, tx_budget); - rx_work_done = ena_clean_rx_irq(rx_ring, napi, budget); + /* On netpoll the budget is zero and the handler should only clean the + * tx completions. + */ + if (likely(budget)) + rx_work_done = ena_clean_rx_irq(rx_ring, napi, budget); /* If the device is about to reset or down, avoid unmask * the interrupt and return 0 so NAPI won't reschedule diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index a17a4da7bc15..c85e3e29012c 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -403,6 +403,8 @@ int aq_nic_start(struct aq_nic_s *self) if (err < 0) goto err_exit; + aq_nic_set_loopback(self); + err = self->aq_hw_ops->hw_start(self->aq_hw); if (err < 0) goto err_exit; @@ -413,8 +415,6 @@ int aq_nic_start(struct aq_nic_s *self) INIT_WORK(&self->service_task, aq_nic_service_task); - aq_nic_set_loopback(self); - timer_setup(&self->service_timer, aq_nic_service_timer_cb, 0); aq_nic_service_timer_cb(&self->service_timer); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index 58e891af6e09..ec041f78d063 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -1525,9 +1525,6 @@ const struct aq_hw_ops hw_atl_ops_b0 = { .rx_extract_ts = hw_atl_b0_rx_extract_ts, .extract_hwts = hw_atl_b0_extract_hwts, .hw_set_offload = hw_atl_b0_hw_offload_set, - .hw_get_hw_stats = hw_atl_utils_get_hw_stats, - .hw_get_fw_version = hw_atl_utils_get_fw_version, - .hw_set_offload = hw_atl_b0_hw_offload_set, .hw_set_loopback = hw_atl_b0_set_loopback, .hw_set_fc = hw_atl_b0_set_fc, }; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c index 8910b62e67ed..f547baa6c954 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c @@ -667,9 +667,7 @@ int hw_atl_utils_mpi_get_link_status(struct aq_hw_s *self) u32 speed; mpi_state = hw_atl_utils_mpi_get_state(self); - speed = mpi_state & (FW2X_RATE_100M | FW2X_RATE_1G | - FW2X_RATE_2G5 | FW2X_RATE_5G | - FW2X_RATE_10G); + speed = mpi_state >> HW_ATL_MPI_SPEED_SHIFT; if (!speed) { link_status->mbps = 0U; diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c index 8f5021091eee..61a334d1b5e6 100644 --- a/drivers/net/ethernet/atheros/ag71xx.c +++ b/drivers/net/ethernet/atheros/ag71xx.c @@ -313,7 +313,7 @@ struct ag71xx { struct ag71xx_desc *stop_desc; dma_addr_t stop_desc_dma; - int phy_if_mode; + phy_interface_t phy_if_mode; struct delayed_work restart_work; struct timer_list oom_timer; @@ -1744,7 +1744,7 @@ static int ag71xx_probe(struct platform_device *pdev) eth_random_addr(ndev->dev_addr); } - err = of_get_phy_mode(np, ag->phy_if_mode); + err = of_get_phy_mode(np, &ag->phy_if_mode); if (err) { netif_err(ag, probe, ndev, "missing phy-mode property in DT\n"); goto err_free; diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index 035dbb1b2c98..ec25fd81985d 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -1516,8 +1516,10 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) int ethaddr_bytes = ETH_ALEN; memset(ppattern + offset, 0xff, magicsync); - for (j = 0; j < magicsync; j++) - set_bit(len++, (unsigned long *) pmask); + for (j = 0; j < magicsync; j++) { + pmask[len >> 3] |= BIT(len & 7); + len++; + } for (j = 0; j < B44_MAX_PATTERNS; j++) { if ((B44_PATTERN_SIZE - len) >= ETH_ALEN) @@ -1529,7 +1531,8 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) for (k = 0; k< ethaddr_bytes; k++) { ppattern[offset + magicsync + (j * ETH_ALEN) + k] = macaddr[k]; - set_bit(len++, (unsigned long *) pmask); + pmask[len >> 3] |= BIT(len & 7); + len++; } } return len - 1; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index 8b08cb18e363..3f63ffd7561b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -1109,7 +1109,7 @@ static inline u8 bnx2x_get_path_func_num(struct bnx2x *bp) for (i = 0; i < E1H_FUNC_MAX / 2; i++) { u32 func_config = MF_CFG_RD(bp, - func_mf_config[BP_PORT(bp) + 2 * i]. + func_mf_config[BP_PATH(bp) + 2 * i]. config); func_num += ((func_config & FUNC_MF_CFG_FUNC_HIDE) ? 0 : 1); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 192ff8d5da32..cff64e43bdd8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -9976,10 +9976,18 @@ static void bnx2x_recovery_failed(struct bnx2x *bp) */ static void bnx2x_parity_recover(struct bnx2x *bp) { - bool global = false; u32 error_recovered, error_unrecovered; - bool is_parity; + bool is_parity, global = false; +#ifdef CONFIG_BNX2X_SRIOV + int vf_idx; + + for (vf_idx = 0; vf_idx < bp->requested_nr_virtfn; vf_idx++) { + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + if (vf) + vf->state = VF_LOST; + } +#endif DP(NETIF_MSG_HW, "Handling parity\n"); while (1) { switch (bp->recovery_state) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h index 7a6e82db4231..bacc8552bce1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h @@ -1536,8 +1536,11 @@ void bnx2x_get_rss_ind_table(struct bnx2x_rss_config_obj *rss_obj, ((MAX_MAC_CREDIT_E2 - GET_NUM_VFS_PER_PATH(bp) * VF_MAC_CREDIT_CNT) / \ func_num + GET_NUM_VFS_PER_PF(bp) * VF_MAC_CREDIT_CNT) +#define BNX2X_VFS_VLAN_CREDIT(bp) \ + (GET_NUM_VFS_PER_PATH(bp) * VF_VLAN_CREDIT_CNT) + #define PF_VLAN_CREDIT_E2(bp, func_num) \ - ((MAX_MAC_CREDIT_E2 - GET_NUM_VFS_PER_PATH(bp) * VF_VLAN_CREDIT_CNT) / \ + ((MAX_VLAN_CREDIT_E2 - 1 - BNX2X_VFS_VLAN_CREDIT(bp)) / \ func_num + GET_NUM_VFS_PER_PF(bp) * VF_VLAN_CREDIT_CNT) #endif /* BNX2X_SP_VERBS */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index b6ebd92ec565..3a716c015415 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -139,6 +139,7 @@ struct bnx2x_virtf { #define VF_ACQUIRED 1 /* VF acquired, but not initialized */ #define VF_ENABLED 2 /* VF Enabled */ #define VF_RESET 3 /* VF FLR'd, pending cleanup */ +#define VF_LOST 4 /* Recovery while VFs are loaded */ bool flr_clnup_stage; /* true during flr cleanup */ bool malicious; /* true if FW indicated so, until FLR */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 0752b7fa4d9c..ea0e9394f898 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -2107,6 +2107,18 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, { int i; + if (vf->state == VF_LOST) { + /* Just ack the FW and return if VFs are lost + * in case of parity error. VFs are supposed to be timedout + * on waiting for PF response. + */ + DP(BNX2X_MSG_IOV, + "VF 0x%x lost, not handling the request\n", vf->abs_vfid); + + storm_memset_vf_mbx_ack(bp, vf->abs_vfid); + return; + } + /* check if tlv type is known */ if (bnx2x_tlv_supported(mbx->first_tlv.tl.type)) { /* Lock the per vf op mutex and note the locker's identity. diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 85983f0e3134..c779f9cf8822 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2001,6 +2001,9 @@ static int bnxt_async_event_process(struct bnxt *bp, case ASYNC_EVENT_CMPL_EVENT_ID_RESET_NOTIFY: { u32 data1 = le32_to_cpu(cmpl->event_data1); + if (!bp->fw_health) + goto async_event_process_exit; + bp->fw_reset_timestamp = jiffies; bp->fw_reset_min_dsecs = cmpl->timestamp_lo; if (!bp->fw_reset_min_dsecs) @@ -4421,8 +4424,9 @@ int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, int bmap_size, FUNC_DRV_RGTR_REQ_ENABLES_ASYNC_EVENT_FWD); req.os_type = cpu_to_le16(FUNC_DRV_RGTR_REQ_OS_TYPE_LINUX); - flags = FUNC_DRV_RGTR_REQ_FLAGS_16BIT_VER_MODE | - FUNC_DRV_RGTR_REQ_FLAGS_HOT_RESET_SUPPORT; + flags = FUNC_DRV_RGTR_REQ_FLAGS_16BIT_VER_MODE; + if (bp->fw_cap & BNXT_FW_CAP_HOT_RESET) + flags |= FUNC_DRV_RGTR_REQ_FLAGS_HOT_RESET_SUPPORT; if (bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) flags |= FUNC_DRV_RGTR_REQ_FLAGS_ERROR_RECOVERY_SUPPORT | FUNC_DRV_RGTR_REQ_FLAGS_MASTER_SUPPORT; @@ -6186,7 +6190,7 @@ static void bnxt_hwrm_set_coal_params(struct bnxt *bp, tmr = bnxt_usec_to_coal_tmr(bp, hw_coal->coal_ticks_irq); val = clamp_t(u16, tmr, 1, coal_cap->cmpl_aggr_dma_tmr_during_int_max); - req->cmpl_aggr_dma_tmr_during_int = cpu_to_le16(tmr); + req->cmpl_aggr_dma_tmr_during_int = cpu_to_le16(val); req->enables |= cpu_to_le16(BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE); } @@ -7115,14 +7119,6 @@ static int bnxt_hwrm_error_recovery_qcfg(struct bnxt *bp) rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); if (rc) goto err_recovery_out; - if (!fw_health) { - fw_health = kzalloc(sizeof(*fw_health), GFP_KERNEL); - bp->fw_health = fw_health; - if (!fw_health) { - rc = -ENOMEM; - goto err_recovery_out; - } - } fw_health->flags = le32_to_cpu(resp->flags); if ((fw_health->flags & ERROR_RECOVERY_QCFG_RESP_FLAGS_CO_CPU) && !(bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL)) { @@ -8796,6 +8792,9 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) if (fw_reset) { if (!test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) bnxt_ulp_stop(bp); + bnxt_free_ctx_mem(bp); + kfree(bp->ctx); + bp->ctx = NULL; rc = bnxt_fw_init_one(bp); if (rc) { set_bit(BNXT_STATE_ABORT_ERR, &bp->state); @@ -9990,8 +9989,7 @@ static void bnxt_fw_health_check(struct bnxt *bp) struct bnxt_fw_health *fw_health = bp->fw_health; u32 val; - if (!fw_health || !fw_health->enabled || - test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) + if (!fw_health->enabled || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) return; if (fw_health->tmr_counter) { @@ -10482,6 +10480,23 @@ static void bnxt_init_dflt_coal(struct bnxt *bp) bp->stats_coal_ticks = BNXT_DEF_STATS_COAL_TICKS; } +static void bnxt_alloc_fw_health(struct bnxt *bp) +{ + if (bp->fw_health) + return; + + if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) && + !(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)) + return; + + bp->fw_health = kzalloc(sizeof(*bp->fw_health), GFP_KERNEL); + if (!bp->fw_health) { + netdev_warn(bp->dev, "Failed to allocate fw_health\n"); + bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; + } +} + static int bnxt_fw_init_one_p1(struct bnxt *bp) { int rc; @@ -10528,6 +10543,7 @@ static int bnxt_fw_init_one_p2(struct bnxt *bp) netdev_warn(bp->dev, "hwrm query adv flow mgnt failure rc: %d\n", rc); + bnxt_alloc_fw_health(bp); rc = bnxt_hwrm_error_recovery_qcfg(bp); if (rc) netdev_warn(bp->dev, "hwrm query error recovery failure rc: %d\n", @@ -10609,6 +10625,12 @@ static int bnxt_fw_init_one(struct bnxt *bp) rc = bnxt_approve_mac(bp, bp->dev->dev_addr, false); if (rc) return rc; + + /* In case fw capabilities have changed, destroy the unneeded + * reporters and create newly capable ones. + */ + bnxt_dl_fw_reporters_destroy(bp, false); + bnxt_dl_fw_reporters_create(bp); bnxt_fw_init_one_p3(bp); return 0; } @@ -10751,8 +10773,7 @@ static void bnxt_fw_reset_task(struct work_struct *work) bnxt_queue_fw_reset_work(bp, bp->fw_reset_min_dsecs * HZ / 10); return; case BNXT_FW_RESET_STATE_ENABLE_DEV: - if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state) && - bp->fw_health) { + if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) { u32 val; val = bnxt_fw_health_readl(bp, @@ -11396,11 +11417,11 @@ static void bnxt_remove_one(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); struct bnxt *bp = netdev_priv(dev); - if (BNXT_PF(bp)) { + if (BNXT_PF(bp)) bnxt_sriov_disable(bp); - bnxt_dl_unregister(bp); - } + bnxt_dl_fw_reporters_destroy(bp, true); + bnxt_dl_unregister(bp); pci_disable_pcie_error_reporting(pdev); unregister_netdev(dev); bnxt_shutdown_tc(bp); @@ -11415,6 +11436,8 @@ static void bnxt_remove_one(struct pci_dev *pdev) bnxt_dcb_free(bp); kfree(bp->edev); bp->edev = NULL; + kfree(bp->fw_health); + bp->fw_health = NULL; bnxt_cleanup_pci(bp); bnxt_free_ctx_mem(bp); kfree(bp->ctx); @@ -11875,8 +11898,8 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) goto init_err_cleanup_tc; - if (BNXT_PF(bp)) - bnxt_dl_register(bp); + bnxt_dl_register(bp); + bnxt_dl_fw_reporters_create(bp); netdev_info(dev, "%s found at mem %lx, node addr %pM\n", board_info[ent->driver_data].name, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index acb2dd64c023..3eedd4477218 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -39,11 +39,10 @@ static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter, struct netlink_ext_ack *extack) { struct bnxt *bp = devlink_health_reporter_priv(reporter); - struct bnxt_fw_health *health = bp->fw_health; u32 val, health_status; int rc; - if (!health || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) + if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) return 0; val = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG); @@ -126,21 +125,15 @@ struct devlink_health_reporter_ops bnxt_dl_fw_fatal_reporter_ops = { .recover = bnxt_fw_fatal_recover, }; -static void bnxt_dl_fw_reporters_create(struct bnxt *bp) +void bnxt_dl_fw_reporters_create(struct bnxt *bp) { struct bnxt_fw_health *health = bp->fw_health; - if (!health) + if (!bp->dl || !health) return; - health->fw_reporter = - devlink_health_reporter_create(bp->dl, &bnxt_dl_fw_reporter_ops, - 0, false, bp); - if (IS_ERR(health->fw_reporter)) { - netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n", - PTR_ERR(health->fw_reporter)); - health->fw_reporter = NULL; - } + if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) || health->fw_reset_reporter) + goto err_recovery; health->fw_reset_reporter = devlink_health_reporter_create(bp->dl, @@ -150,8 +143,30 @@ static void bnxt_dl_fw_reporters_create(struct bnxt *bp) netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", PTR_ERR(health->fw_reset_reporter)); health->fw_reset_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET; + } + +err_recovery: + if (!(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)) + return; + + if (!health->fw_reporter) { + health->fw_reporter = + devlink_health_reporter_create(bp->dl, + &bnxt_dl_fw_reporter_ops, + 0, false, bp); + if (IS_ERR(health->fw_reporter)) { + netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n", + PTR_ERR(health->fw_reporter)); + health->fw_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; + return; + } } + if (health->fw_fatal_reporter) + return; + health->fw_fatal_reporter = devlink_health_reporter_create(bp->dl, &bnxt_dl_fw_fatal_reporter_ops, @@ -160,24 +175,35 @@ static void bnxt_dl_fw_reporters_create(struct bnxt *bp) netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", PTR_ERR(health->fw_fatal_reporter)); health->fw_fatal_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; } } -static void bnxt_dl_fw_reporters_destroy(struct bnxt *bp) +void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all) { struct bnxt_fw_health *health = bp->fw_health; - if (!health) + if (!bp->dl || !health) return; - if (health->fw_reporter) - devlink_health_reporter_destroy(health->fw_reporter); - - if (health->fw_reset_reporter) + if ((all || !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) && + health->fw_reset_reporter) { devlink_health_reporter_destroy(health->fw_reset_reporter); + health->fw_reset_reporter = NULL; + } - if (health->fw_fatal_reporter) + if ((bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) && !all) + return; + + if (health->fw_reporter) { + devlink_health_reporter_destroy(health->fw_reporter); + health->fw_reporter = NULL; + } + + if (health->fw_fatal_reporter) { devlink_health_reporter_destroy(health->fw_fatal_reporter); + health->fw_fatal_reporter = NULL; + } } void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event) @@ -185,9 +211,6 @@ void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event) struct bnxt_fw_health *fw_health = bp->fw_health; struct bnxt_fw_reporter_ctx fw_reporter_ctx; - if (!fw_health) - return; - fw_reporter_ctx.sp_event = event; switch (event) { case BNXT_FW_RESET_NOTIFY_SP_EVENT: @@ -247,6 +270,8 @@ static const struct devlink_ops bnxt_dl_ops = { .flash_update = bnxt_dl_flash_update, }; +static const struct devlink_ops bnxt_vf_dl_ops; + enum bnxt_dl_param_id { BNXT_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX, BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, @@ -460,7 +485,10 @@ int bnxt_dl_register(struct bnxt *bp) return -ENOTSUPP; } - dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl)); + if (BNXT_PF(bp)) + dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl)); + else + dl = devlink_alloc(&bnxt_vf_dl_ops, sizeof(struct bnxt_dl)); if (!dl) { netdev_warn(bp->dev, "devlink_alloc failed"); return -ENOMEM; @@ -479,6 +507,9 @@ int bnxt_dl_register(struct bnxt *bp) goto err_dl_free; } + if (!BNXT_PF(bp)) + return 0; + rc = devlink_params_register(dl, bnxt_dl_params, ARRAY_SIZE(bnxt_dl_params)); if (rc) { @@ -506,8 +537,6 @@ int bnxt_dl_register(struct bnxt *bp) devlink_params_publish(dl); - bnxt_dl_fw_reporters_create(bp); - return 0; err_dl_port_unreg: @@ -530,12 +559,14 @@ void bnxt_dl_unregister(struct bnxt *bp) if (!dl) return; - bnxt_dl_fw_reporters_destroy(bp); - devlink_port_params_unregister(&bp->dl_port, bnxt_dl_port_params, - ARRAY_SIZE(bnxt_dl_port_params)); - devlink_port_unregister(&bp->dl_port); - devlink_params_unregister(dl, bnxt_dl_params, - ARRAY_SIZE(bnxt_dl_params)); + if (BNXT_PF(bp)) { + devlink_port_params_unregister(&bp->dl_port, + bnxt_dl_port_params, + ARRAY_SIZE(bnxt_dl_port_params)); + devlink_port_unregister(&bp->dl_port); + devlink_params_unregister(dl, bnxt_dl_params, + ARRAY_SIZE(bnxt_dl_params)); + } devlink_unregister(dl); devlink_free(dl); } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h index 665d4bdcd8c0..6db6c3dac472 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h @@ -58,6 +58,8 @@ struct bnxt_dl_nvm_param { void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event); void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy); +void bnxt_dl_fw_reporters_create(struct bnxt *bp); +void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all); int bnxt_dl_register(struct bnxt *bp); void bnxt_dl_unregister(struct bnxt *bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 2ccf79cdcb1e..08d56ec7b68a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -3071,8 +3071,15 @@ static int bnxt_hwrm_dbg_dma_data(struct bnxt *bp, void *msg, int msg_len, } } - if (info->dest_buf) - memcpy(info->dest_buf + off, dma_buf, len); + if (info->dest_buf) { + if ((info->seg_start + off + len) <= + BNXT_COREDUMP_BUF_LEN(info->buf_len)) { + memcpy(info->dest_buf + off, dma_buf, len); + } else { + rc = -ENOBUFS; + break; + } + } if (cmn_req->req_type == cpu_to_le16(HWRM_DBG_COREDUMP_RETRIEVE)) @@ -3126,7 +3133,7 @@ static int bnxt_hwrm_dbg_coredump_initiate(struct bnxt *bp, u16 component_id, static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id, u16 segment_id, u32 *seg_len, - void *buf, u32 offset) + void *buf, u32 buf_len, u32 offset) { struct hwrm_dbg_coredump_retrieve_input req = {0}; struct bnxt_hwrm_dbg_dma_info info = {NULL}; @@ -3141,8 +3148,11 @@ static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id, seq_no); info.data_len_off = offsetof(struct hwrm_dbg_coredump_retrieve_output, data_len); - if (buf) + if (buf) { info.dest_buf = buf + offset; + info.buf_len = buf_len; + info.seg_start = offset; + } rc = bnxt_hwrm_dbg_dma_data(bp, &req, sizeof(req), &info); if (!rc) @@ -3232,14 +3242,17 @@ bnxt_fill_coredump_record(struct bnxt *bp, struct bnxt_coredump_record *record, static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) { u32 ver_get_resp_len = sizeof(struct hwrm_ver_get_output); + u32 offset = 0, seg_hdr_len, seg_record_len, buf_len = 0; struct coredump_segment_record *seg_record = NULL; - u32 offset = 0, seg_hdr_len, seg_record_len; struct bnxt_coredump_segment_hdr seg_hdr; struct bnxt_coredump coredump = {NULL}; time64_t start_time; u16 start_utc; int rc = 0, i; + if (buf) + buf_len = *dump_len; + start_time = ktime_get_real_seconds(); start_utc = sys_tz.tz_minuteswest * 60; seg_hdr_len = sizeof(seg_hdr); @@ -3272,6 +3285,12 @@ static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) u32 duration = 0, seg_len = 0; unsigned long start, end; + if (buf && ((offset + seg_hdr_len) > + BNXT_COREDUMP_BUF_LEN(buf_len))) { + rc = -ENOBUFS; + goto err; + } + start = jiffies; rc = bnxt_hwrm_dbg_coredump_initiate(bp, comp_id, seg_id); @@ -3284,9 +3303,11 @@ static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) /* Write segment data into the buffer */ rc = bnxt_hwrm_dbg_coredump_retrieve(bp, comp_id, seg_id, - &seg_len, buf, + &seg_len, buf, buf_len, offset + seg_hdr_len); - if (rc) + if (rc && rc == -ENOBUFS) + goto err; + else if (rc) netdev_err(bp->dev, "Failed to retrieve coredump for seg = %d\n", seg_record->segment_id); @@ -3316,7 +3337,8 @@ err: rc); kfree(coredump.data); *dump_len += sizeof(struct bnxt_coredump_record); - + if (rc == -ENOBUFS) + netdev_err(bp->dev, "Firmware returned large coredump buffer"); return rc; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h index 4428d0abcbc1..3576d951727b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h @@ -31,6 +31,8 @@ struct bnxt_coredump { u16 total_segs; }; +#define BNXT_COREDUMP_BUF_LEN(len) ((len) - sizeof(struct bnxt_coredump_record)) + struct bnxt_hwrm_dbg_dma_info { void *dest_buf; int dest_buf_size; @@ -38,6 +40,8 @@ struct bnxt_hwrm_dbg_dma_info { u16 seq_off; u16 data_len_off; u16 segs; + u32 seg_start; + u32 buf_len; }; struct hwrm_dbg_cmn_input { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index c601ff7b8f61..4a316c4b3fa8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -113,8 +113,10 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); + struct bnxt_hw_resc *hw_resc; int max_idx, max_cp_rings; int avail_msix, idx; + int total_vecs; int rc = 0; ASSERT_RTNL(); @@ -142,7 +144,10 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, } edev->ulp_tbl[ulp_id].msix_base = idx; edev->ulp_tbl[ulp_id].msix_requested = avail_msix; - if (bp->total_irqs < (idx + avail_msix)) { + hw_resc = &bp->hw_resc; + total_vecs = idx + avail_msix; + if (bp->total_irqs < total_vecs || + (BNXT_NEW_RM(bp) && hw_resc->resv_irqs < total_vecs)) { if (netif_running(dev)) { bnxt_close_nic(bp, true, false); rc = bnxt_open_nic(bp, true, false); @@ -156,7 +161,6 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, } if (BNXT_NEW_RM(bp)) { - struct bnxt_hw_resc *hw_resc = &bp->hw_resc; int resv_msix; resv_msix = hw_resc->resv_irqs - bp->cp_nr_rings; diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 9c767ee252ac..a0503b99dc79 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -664,9 +664,30 @@ static int macb_mii_probe(struct net_device *dev) return 0; } +static int macb_mdiobus_register(struct macb *bp) +{ + struct device_node *child, *np = bp->pdev->dev.of_node; + + /* Only create the PHY from the device tree if at least one PHY is + * described. Otherwise scan the entire MDIO bus. We do this to support + * old device tree that did not follow the best practices and did not + * describe their network PHYs. + */ + for_each_available_child_of_node(np, child) + if (of_mdiobus_child_is_phy(child)) { + /* The loop increments the child refcount, + * decrement it before returning. + */ + of_node_put(child); + + return of_mdiobus_register(bp->mii_bus, np); + } + + return mdiobus_register(bp->mii_bus); +} + static int macb_mii_init(struct macb *bp) { - struct device_node *np; int err = -ENXIO; /* Enable management port */ @@ -688,9 +709,7 @@ static int macb_mii_init(struct macb *bp) dev_set_drvdata(&bp->dev->dev, bp->mii_bus); - np = bp->pdev->dev.of_node; - - err = of_mdiobus_register(bp->mii_bus, np); + err = macb_mdiobus_register(bp); if (err) goto err_out_free_mdiobus; @@ -4069,7 +4088,7 @@ static int fu540_c000_clk_init(struct platform_device *pdev, struct clk **pclk, mgmt->rate = 0; mgmt->hw.init = &init; - *tx_clk = clk_register(NULL, &mgmt->hw); + *tx_clk = devm_clk_register(&pdev->dev, &mgmt->hw); if (IS_ERR(*tx_clk)) return PTR_ERR(*tx_clk); @@ -4397,7 +4416,6 @@ err_out_free_netdev: err_disable_clocks: clk_disable_unprepare(tx_clk); - clk_unregister(tx_clk); clk_disable_unprepare(hclk); clk_disable_unprepare(pclk); clk_disable_unprepare(rx_clk); @@ -4427,7 +4445,6 @@ static int macb_remove(struct platform_device *pdev) pm_runtime_dont_use_autosuspend(&pdev->dev); if (!pm_runtime_suspended(&pdev->dev)) { clk_disable_unprepare(bp->tx_clk); - clk_unregister(bp->tx_clk); clk_disable_unprepare(bp->hclk); clk_disable_unprepare(bp->pclk); clk_disable_unprepare(bp->rx_clk); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index a70ac2097892..becee29f5df7 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -504,6 +504,7 @@ struct link_config { enum cc_pause requested_fc; /* flow control user has requested */ enum cc_pause fc; /* actual link flow control */ + enum cc_pause advertised_fc; /* actual advertised flow control */ enum cc_fec requested_fec; /* Forward Error Correction: */ enum cc_fec fec; /* requested and actual in use */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 93868dca186a..aca9f7a20a2a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -3048,6 +3048,9 @@ static int sge_queue_entries(const struct adapter *adap) int tot_uld_entries = 0; int i; + if (!is_uld(adap)) + goto lld_only; + mutex_lock(&uld_mutex); for (i = 0; i < CXGB4_TX_MAX; i++) tot_uld_entries += sge_qinfo_uld_txq_entries(adap, i); @@ -3058,6 +3061,7 @@ static int sge_queue_entries(const struct adapter *adap) } mutex_unlock(&uld_mutex); +lld_only: return DIV_ROUND_UP(adap->sge.ethqsets, 4) + (adap->sge.eohw_txq ? DIV_ROUND_UP(adap->sge.eoqsets, 4) : 0) + tot_uld_entries + diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 20ab3b6285a2..c837382ee522 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -807,8 +807,8 @@ static void get_pauseparam(struct net_device *dev, struct port_info *p = netdev_priv(dev); epause->autoneg = (p->link_cfg.requested_fc & PAUSE_AUTONEG) != 0; - epause->rx_pause = (p->link_cfg.fc & PAUSE_RX) != 0; - epause->tx_pause = (p->link_cfg.fc & PAUSE_TX) != 0; + epause->rx_pause = (p->link_cfg.advertised_fc & PAUSE_RX) != 0; + epause->tx_pause = (p->link_cfg.advertised_fc & PAUSE_TX) != 0; } static int set_pauseparam(struct net_device *dev, diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c index 477973d2e341..8971dddcdb7a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c @@ -145,6 +145,10 @@ static int cxgb4_mqprio_alloc_hw_resources(struct net_device *dev) kfree(adap->sge.eohw_rxq); return -ENOMEM; } + + refcount_set(&adap->tc_mqprio->refcnt, 1); + } else { + refcount_inc(&adap->tc_mqprio->refcnt); } if (!(adap->flags & CXGB4_USING_MSIX)) @@ -205,7 +209,6 @@ static int cxgb4_mqprio_alloc_hw_resources(struct net_device *dev) cxgb4_enable_rx(adap, &eorxq->rspq); } - refcount_inc(&adap->tc_mqprio->refcnt); return 0; out_free_msix: @@ -234,9 +237,10 @@ out_free_queues: t4_sge_free_ethofld_txq(adap, eotxq); } - kfree(adap->sge.eohw_txq); - kfree(adap->sge.eohw_rxq); - + if (refcount_dec_and_test(&adap->tc_mqprio->refcnt)) { + kfree(adap->sge.eohw_txq); + kfree(adap->sge.eohw_rxq); + } return ret; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 19d18acfc9a6..844fdcf55118 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -4089,7 +4089,8 @@ static inline fw_port_cap32_t cc_to_fwcap_pause(enum cc_pause cc_pause) if (cc_pause & PAUSE_TX) fw_pause |= FW_PORT_CAP32_802_3_PAUSE; else - fw_pause |= FW_PORT_CAP32_802_3_ASM_DIR; + fw_pause |= FW_PORT_CAP32_802_3_ASM_DIR | + FW_PORT_CAP32_802_3_PAUSE; } else if (cc_pause & PAUSE_TX) { fw_pause |= FW_PORT_CAP32_802_3_ASM_DIR; } @@ -8563,17 +8564,17 @@ static fw_port_cap32_t lstatus_to_fwcap(u32 lstatus) void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) { const struct fw_port_cmd *cmd = (const void *)rpl; - int action = FW_PORT_CMD_ACTION_G(be32_to_cpu(cmd->action_to_len16)); - struct adapter *adapter = pi->adapter; + fw_port_cap32_t pcaps, acaps, lpacaps, linkattr; struct link_config *lc = &pi->link_cfg; - int link_ok, linkdnrc; - enum fw_port_type port_type; + struct adapter *adapter = pi->adapter; + unsigned int speed, fc, fec, adv_fc; enum fw_port_module_type mod_type; - unsigned int speed, fc, fec; - fw_port_cap32_t pcaps, acaps, lpacaps, linkattr; + int action, link_ok, linkdnrc; + enum fw_port_type port_type; /* Extract the various fields from the Port Information message. */ + action = FW_PORT_CMD_ACTION_G(be32_to_cpu(cmd->action_to_len16)); switch (action) { case FW_PORT_ACTION_GET_PORT_INFO: { u32 lstatus = be32_to_cpu(cmd->u.info.lstatus_to_modtype); @@ -8611,6 +8612,7 @@ void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) } fec = fwcap_to_cc_fec(acaps); + adv_fc = fwcap_to_cc_pause(acaps); fc = fwcap_to_cc_pause(linkattr); speed = fwcap_to_speed(linkattr); @@ -8667,7 +8669,9 @@ void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) } if (link_ok != lc->link_ok || speed != lc->speed || - fc != lc->fc || fec != lc->fec) { /* something changed */ + fc != lc->fc || adv_fc != lc->advertised_fc || + fec != lc->fec) { + /* something changed */ if (!link_ok && lc->link_ok) { lc->link_down_rc = linkdnrc; dev_warn_ratelimited(adapter->pdev_dev, @@ -8677,6 +8681,7 @@ void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) } lc->link_ok = link_ok; lc->speed = speed; + lc->advertised_fc = adv_fc; lc->fc = fc; lc->fec = fec; diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index f6fc0875d5b0..f4d41f968afa 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -1690,8 +1690,8 @@ static void cxgb4vf_get_pauseparam(struct net_device *dev, struct port_info *pi = netdev_priv(dev); pauseparam->autoneg = (pi->link_cfg.requested_fc & PAUSE_AUTONEG) != 0; - pauseparam->rx_pause = (pi->link_cfg.fc & PAUSE_RX) != 0; - pauseparam->tx_pause = (pi->link_cfg.fc & PAUSE_TX) != 0; + pauseparam->rx_pause = (pi->link_cfg.advertised_fc & PAUSE_RX) != 0; + pauseparam->tx_pause = (pi->link_cfg.advertised_fc & PAUSE_TX) != 0; } /* diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h index ccca67cf4487..57cfd10a99ec 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h @@ -135,6 +135,7 @@ struct link_config { enum cc_pause requested_fc; /* flow control user has requested */ enum cc_pause fc; /* actual link flow control */ + enum cc_pause advertised_fc; /* actual advertised flow control */ enum cc_fec auto_fec; /* Forward Error Correction: */ enum cc_fec requested_fec; /* "automatic" (IEEE 802.3), */ diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c index 8a389d617a23..9d49ff211cc1 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c @@ -1913,16 +1913,16 @@ static const char *t4vf_link_down_rc_str(unsigned char link_down_rc) static void t4vf_handle_get_port_info(struct port_info *pi, const struct fw_port_cmd *cmd) { - int action = FW_PORT_CMD_ACTION_G(be32_to_cpu(cmd->action_to_len16)); - struct adapter *adapter = pi->adapter; + fw_port_cap32_t pcaps, acaps, lpacaps, linkattr; struct link_config *lc = &pi->link_cfg; - int link_ok, linkdnrc; - enum fw_port_type port_type; + struct adapter *adapter = pi->adapter; + unsigned int speed, fc, fec, adv_fc; enum fw_port_module_type mod_type; - unsigned int speed, fc, fec; - fw_port_cap32_t pcaps, acaps, lpacaps, linkattr; + int action, link_ok, linkdnrc; + enum fw_port_type port_type; /* Extract the various fields from the Port Information message. */ + action = FW_PORT_CMD_ACTION_G(be32_to_cpu(cmd->action_to_len16)); switch (action) { case FW_PORT_ACTION_GET_PORT_INFO: { u32 lstatus = be32_to_cpu(cmd->u.info.lstatus_to_modtype); @@ -1982,6 +1982,7 @@ static void t4vf_handle_get_port_info(struct port_info *pi, } fec = fwcap_to_cc_fec(acaps); + adv_fc = fwcap_to_cc_pause(acaps); fc = fwcap_to_cc_pause(linkattr); speed = fwcap_to_speed(linkattr); @@ -2012,7 +2013,9 @@ static void t4vf_handle_get_port_info(struct port_info *pi, } if (link_ok != lc->link_ok || speed != lc->speed || - fc != lc->fc || fec != lc->fec) { /* something changed */ + fc != lc->fc || adv_fc != lc->advertised_fc || + fec != lc->fec) { + /* something changed */ if (!link_ok && lc->link_ok) { lc->link_down_rc = linkdnrc; dev_warn_ratelimited(adapter->pdev_dev, @@ -2022,6 +2025,7 @@ static void t4vf_handle_get_port_info(struct port_info *pi, } lc->link_ok = link_ok; lc->speed = speed; + lc->advertised_fc = adv_fc; lc->fc = fc; lc->fec = fec; diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c index a8f4c69252ff..2814b96751b4 100644 --- a/drivers/net/ethernet/cortina/gemini.c +++ b/drivers/net/ethernet/cortina/gemini.c @@ -576,6 +576,8 @@ static int gmac_setup_txqs(struct net_device *netdev) if (port->txq_dma_base & ~DMA_Q_BASE_MASK) { dev_warn(geth->dev, "TX queue base is not aligned\n"); + dma_free_coherent(geth->dev, len * sizeof(*desc_ring), + desc_ring, port->txq_dma_base); kfree(skb_tab); return -ENOMEM; } diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 6a9d12dad5d9..a301f0095223 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -1719,7 +1719,7 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, int page_offset; unsigned int sz; int *count_ptr; - int i; + int i, j; vaddr = phys_to_virt(addr); WARN_ON(!IS_ALIGNED((unsigned long)vaddr, SMP_CACHE_BYTES)); @@ -1736,14 +1736,14 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, WARN_ON(!IS_ALIGNED((unsigned long)sg_vaddr, SMP_CACHE_BYTES)); + dma_unmap_page(priv->rx_dma_dev, sg_addr, + DPAA_BP_RAW_SIZE, DMA_FROM_DEVICE); + /* We may use multiple Rx pools */ dpaa_bp = dpaa_bpid2pool(sgt[i].bpid); if (!dpaa_bp) goto free_buffers; - count_ptr = this_cpu_ptr(dpaa_bp->percpu_count); - dma_unmap_page(priv->rx_dma_dev, sg_addr, - DPAA_BP_RAW_SIZE, DMA_FROM_DEVICE); if (!skb) { sz = dpaa_bp->size + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); @@ -1786,7 +1786,9 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, skb_add_rx_frag(skb, i - 1, head_page, frag_off, frag_len, dpaa_bp->size); } + /* Update the pool count for the current {cpu x bpool} */ + count_ptr = this_cpu_ptr(dpaa_bp->percpu_count); (*count_ptr)--; if (qm_sg_entry_is_final(&sgt[i])) @@ -1800,26 +1802,25 @@ static struct sk_buff *sg_fd_to_skb(const struct dpaa_priv *priv, return skb; free_buffers: - /* compensate sw bpool counter changes */ - for (i--; i >= 0; i--) { - dpaa_bp = dpaa_bpid2pool(sgt[i].bpid); - if (dpaa_bp) { - count_ptr = this_cpu_ptr(dpaa_bp->percpu_count); - (*count_ptr)++; - } - } /* free all the SG entries */ - for (i = 0; i < DPAA_SGT_MAX_ENTRIES ; i++) { - sg_addr = qm_sg_addr(&sgt[i]); + for (j = 0; j < DPAA_SGT_MAX_ENTRIES ; j++) { + sg_addr = qm_sg_addr(&sgt[j]); sg_vaddr = phys_to_virt(sg_addr); + /* all pages 0..i were unmaped */ + if (j > i) + dma_unmap_page(priv->rx_dma_dev, qm_sg_addr(&sgt[j]), + DPAA_BP_RAW_SIZE, DMA_FROM_DEVICE); free_pages((unsigned long)sg_vaddr, 0); - dpaa_bp = dpaa_bpid2pool(sgt[i].bpid); - if (dpaa_bp) { - count_ptr = this_cpu_ptr(dpaa_bp->percpu_count); - (*count_ptr)--; + /* counters 0..i-1 were decremented */ + if (j >= i) { + dpaa_bp = dpaa_bpid2pool(sgt[j].bpid); + if (dpaa_bp) { + count_ptr = this_cpu_ptr(dpaa_bp->percpu_count); + (*count_ptr)--; + } } - if (qm_sg_entry_is_final(&sgt[i])) + if (qm_sg_entry_is_final(&sgt[j])) break; } /* free the SGT fragment */ diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index a9503aea527f..6437fe6b9abf 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -160,10 +160,10 @@ static int dpaa2_ptp_probe(struct fsl_mc_device *mc_dev) irq = mc_dev->irqs[0]; ptp_qoriq->irq = irq->msi_desc->irq; - err = devm_request_threaded_irq(dev, ptp_qoriq->irq, NULL, - dpaa2_ptp_irq_handler_thread, - IRQF_NO_SUSPEND | IRQF_ONESHOT, - dev_name(dev), ptp_qoriq); + err = request_threaded_irq(ptp_qoriq->irq, NULL, + dpaa2_ptp_irq_handler_thread, + IRQF_NO_SUSPEND | IRQF_ONESHOT, + dev_name(dev), ptp_qoriq); if (err < 0) { dev_err(dev, "devm_request_threaded_irq(): %d\n", err); goto err_free_mc_irq; @@ -173,18 +173,20 @@ static int dpaa2_ptp_probe(struct fsl_mc_device *mc_dev) DPRTC_IRQ_INDEX, 1); if (err < 0) { dev_err(dev, "dprtc_set_irq_enable(): %d\n", err); - goto err_free_mc_irq; + goto err_free_threaded_irq; } err = ptp_qoriq_init(ptp_qoriq, base, &dpaa2_ptp_caps); if (err) - goto err_free_mc_irq; + goto err_free_threaded_irq; dpaa2_phc_index = ptp_qoriq->phc_index; dev_set_drvdata(dev, ptp_qoriq); return 0; +err_free_threaded_irq: + free_irq(ptp_qoriq->irq, ptp_qoriq); err_free_mc_irq: fsl_mc_free_irqs(mc_dev); err_unmap: diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 05c1899f6628..9294027e9d90 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -2199,8 +2199,14 @@ static void fec_enet_get_regs(struct net_device *ndev, { struct fec_enet_private *fep = netdev_priv(ndev); u32 __iomem *theregs = (u32 __iomem *)fep->hwp; + struct device *dev = &fep->pdev->dev; u32 *buf = (u32 *)regbuf; u32 i, off; + int ret; + + ret = pm_runtime_get_sync(dev); + if (ret < 0) + return; regs->version = fec_enet_register_version; @@ -2216,6 +2222,9 @@ static void fec_enet_get_regs(struct net_device *ndev, off >>= 2; buf[off] = readl(&theregs[off]); } + + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); } static int fec_enet_get_ts_info(struct net_device *ndev, diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c index edec61dfc868..9f52e72ff641 100644 --- a/drivers/net/ethernet/google/gve/gve_rx.c +++ b/drivers/net/ethernet/google/gve/gve_rx.c @@ -418,8 +418,6 @@ bool gve_clean_rx_done(struct gve_rx_ring *rx, int budget, rx->cnt = cnt; rx->fill_cnt += work_done; - /* restock desc ring slots */ - dma_wmb(); /* Ensure descs are visible before ringing doorbell */ gve_rx_write_doorbell(priv, rx); return gve_rx_work_pending(rx); } diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c index f4889431f9b7..d0244feb0301 100644 --- a/drivers/net/ethernet/google/gve/gve_tx.c +++ b/drivers/net/ethernet/google/gve/gve_tx.c @@ -487,10 +487,6 @@ netdev_tx_t gve_tx(struct sk_buff *skb, struct net_device *dev) * may have added descriptors without ringing the doorbell. */ - /* Ensure tx descs from a prior gve_tx are visible before - * ringing doorbell. - */ - dma_wmb(); gve_tx_put_doorbell(priv, tx->q_resources, tx->req); return NETDEV_TX_BUSY; } @@ -505,8 +501,6 @@ netdev_tx_t gve_tx(struct sk_buff *skb, struct net_device *dev) if (!netif_xmit_stopped(tx->netdev_txq) && netdev_xmit_more()) return NETDEV_TX_OK; - /* Ensure tx descs are visible before ringing doorbell */ - dma_wmb(); gve_tx_put_doorbell(priv, tx->q_resources, tx->req); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c index 3e9b6d543c77..150a8ccfb8b1 100644 --- a/drivers/net/ethernet/hisilicon/hip04_eth.c +++ b/drivers/net/ethernet/hisilicon/hip04_eth.c @@ -543,9 +543,9 @@ hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) skb_tx_timestamp(skb); hip04_set_xmit_desc(priv, phys); - priv->tx_head = TX_NEXT(tx_head); count++; netdev_sent_queue(ndev, skb->len); + priv->tx_head = TX_NEXT(tx_head); stats->tx_bytes += skb->len; stats->tx_packets++; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index c90080781924..830791ab4619 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -184,7 +184,7 @@ static int ibmvnic_wait_for_completion(struct ibmvnic_adapter *adapter, netdev_err(netdev, "Device down!\n"); return -ENODEV; } - if (retry--) + if (!retry--) break; if (wait_for_completion_timeout(comp_done, div_timeout)) return 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index cb6367334ca7..4833187bd259 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -1152,7 +1152,7 @@ void i40e_set_fec_in_flags(u8 fec_cfg, u32 *flags); static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi) { - return !!vsi->xdp_prog; + return !!READ_ONCE(vsi->xdp_prog); } int i40e_create_queue_channel(struct i40e_vsi *vsi, struct i40e_channel *ch); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 1ccabeafa44c..2c5af6d4a6b1 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -6823,8 +6823,8 @@ void i40e_down(struct i40e_vsi *vsi) for (i = 0; i < vsi->num_queue_pairs; i++) { i40e_clean_tx_ring(vsi->tx_rings[i]); if (i40e_enabled_xdp_vsi(vsi)) { - /* Make sure that in-progress ndo_xdp_xmit - * calls are completed. + /* Make sure that in-progress ndo_xdp_xmit and + * ndo_xsk_wakeup calls are completed. */ synchronize_rcu(); i40e_clean_tx_ring(vsi->xdp_rings[i]); @@ -12546,8 +12546,12 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, old_prog = xchg(&vsi->xdp_prog, prog); - if (need_reset) + if (need_reset) { + if (!prog) + /* Wait until ndo_xsk_wakeup completes. */ + synchronize_rcu(); i40e_reset_and_rebuild(pf, true, true); + } for (i = 0; i < vsi->num_queue_pairs; i++) WRITE_ONCE(vsi->rx_rings[i]->xdp_prog, vsi->xdp_prog); diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index d07e1a890428..f73cd917c44f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -787,8 +787,12 @@ int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags) { struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; struct i40e_ring *ring; + if (test_bit(__I40E_CONFIG_BUSY, pf->state)) + return -ENETDOWN; + if (test_bit(__I40E_VSI_DOWN, vsi->state)) return -ENETDOWN; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 25c097cd8100..82a30b597cf9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -10261,7 +10261,12 @@ static int ixgbe_xdp_setup(struct net_device *dev, struct bpf_prog *prog) /* If transitioning XDP modes reconfigure rings */ if (need_reset) { - int err = ixgbe_setup_tc(dev, adapter->hw_tcs); + int err; + + if (!prog) + /* Wait until ndo_xsk_wakeup completes. */ + synchronize_rcu(); + err = ixgbe_setup_tc(dev, adapter->hw_tcs); if (err) { rcu_assign_pointer(adapter->xdp_prog, old_prog); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index d6feaacfbf89..b43be9f14105 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -709,10 +709,14 @@ int ixgbe_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) if (qid >= adapter->num_xdp_queues) return -ENXIO; - if (!adapter->xdp_ring[qid]->xsk_umem) + ring = adapter->xdp_ring[qid]; + + if (test_bit(__IXGBE_TX_DISABLED, &ring->state)) + return -ENETDOWN; + + if (!ring->xsk_umem) return -ENXIO; - ring = adapter->xdp_ring[qid]; if (!napi_if_scheduled_mark_missed(&ring->q_vector->napi)) { u64 eics = BIT_ULL(ring->q_vector->v_idx); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 62dc2f362a16..14e372cda7f4 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -3680,7 +3680,7 @@ static int mvpp2_open(struct net_device *dev) valid = true; } - if (priv->hw_version == MVPP22 && port->link_irq && !port->phylink) { + if (priv->hw_version == MVPP22 && port->link_irq) { err = request_irq(port->link_irq, mvpp2_link_status_isr, 0, dev->name, port); if (err) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 2c16add0b642..9c8427698238 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -760,7 +760,7 @@ enum { MLX5E_STATE_OPENED, MLX5E_STATE_DESTROYING, MLX5E_STATE_XDP_TX_ENABLED, - MLX5E_STATE_XDP_OPEN, + MLX5E_STATE_XDP_ACTIVE, }; struct mlx5e_rqt { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h index 68d593074f6c..d48292ccda29 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h @@ -122,6 +122,22 @@ enum { #endif }; +#define MLX5E_TTC_NUM_GROUPS 3 +#define MLX5E_TTC_GROUP1_SIZE (BIT(3) + MLX5E_NUM_TUNNEL_TT) +#define MLX5E_TTC_GROUP2_SIZE BIT(1) +#define MLX5E_TTC_GROUP3_SIZE BIT(0) +#define MLX5E_TTC_TABLE_SIZE (MLX5E_TTC_GROUP1_SIZE +\ + MLX5E_TTC_GROUP2_SIZE +\ + MLX5E_TTC_GROUP3_SIZE) + +#define MLX5E_INNER_TTC_NUM_GROUPS 3 +#define MLX5E_INNER_TTC_GROUP1_SIZE BIT(3) +#define MLX5E_INNER_TTC_GROUP2_SIZE BIT(1) +#define MLX5E_INNER_TTC_GROUP3_SIZE BIT(0) +#define MLX5E_INNER_TTC_TABLE_SIZE (MLX5E_INNER_TTC_GROUP1_SIZE +\ + MLX5E_INNER_TTC_GROUP2_SIZE +\ + MLX5E_INNER_TTC_GROUP3_SIZE) + #ifdef CONFIG_MLX5_EN_RXNFC struct mlx5e_ethtool_table { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c index 1d6b58860da6..3a975641f902 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c @@ -197,9 +197,10 @@ int mlx5e_health_report(struct mlx5e_priv *priv, struct devlink_health_reporter *reporter, char *err_str, struct mlx5e_err_ctx *err_ctx) { - if (!reporter) { - netdev_err(priv->netdev, err_str); + netdev_err(priv->netdev, err_str); + + if (!reporter) return err_ctx->recover(&err_ctx->ctx); - } + return devlink_health_report(reporter, err_str, err_ctx); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h index 36ac1e3816b9..d7587f40ecae 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h @@ -75,12 +75,18 @@ int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, static inline void mlx5e_xdp_tx_enable(struct mlx5e_priv *priv) { set_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); + + if (priv->channels.params.xdp_prog) + set_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); } static inline void mlx5e_xdp_tx_disable(struct mlx5e_priv *priv) { + if (priv->channels.params.xdp_prog) + clear_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); + clear_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); - /* let other device's napi(s) see our new state */ + /* Let other device's napi(s) and XSK wakeups see our new state. */ synchronize_rcu(); } @@ -89,19 +95,9 @@ static inline bool mlx5e_xdp_tx_is_enabled(struct mlx5e_priv *priv) return test_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); } -static inline void mlx5e_xdp_set_open(struct mlx5e_priv *priv) -{ - set_bit(MLX5E_STATE_XDP_OPEN, &priv->state); -} - -static inline void mlx5e_xdp_set_closed(struct mlx5e_priv *priv) -{ - clear_bit(MLX5E_STATE_XDP_OPEN, &priv->state); -} - -static inline bool mlx5e_xdp_is_open(struct mlx5e_priv *priv) +static inline bool mlx5e_xdp_is_active(struct mlx5e_priv *priv) { - return test_bit(MLX5E_STATE_XDP_OPEN, &priv->state); + return test_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); } static inline void mlx5e_xmit_xdp_doorbell(struct mlx5e_xdpsq *sq) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index 631af8dee517..c28cbae42331 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -144,6 +144,7 @@ void mlx5e_close_xsk(struct mlx5e_channel *c) { clear_bit(MLX5E_CHANNEL_STATE_XSK, c->state); napi_synchronize(&c->napi); + synchronize_rcu(); /* Sync with the XSK wakeup. */ mlx5e_close_rq(&c->xskrq); mlx5e_close_cq(&c->xskrq.cq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c index 87827477d38c..fe2d596cb361 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c @@ -14,7 +14,7 @@ int mlx5e_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) struct mlx5e_channel *c; u16 ix; - if (unlikely(!mlx5e_xdp_is_open(priv))) + if (unlikely(!mlx5e_xdp_is_active(priv))) return -ENETDOWN; if (unlikely(!mlx5e_qid_get_ch_if_in_group(params, qid, MLX5E_RQ_GROUP_XSK, &ix))) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c index 15b7f0f1427c..73d3dc07331f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c @@ -904,22 +904,6 @@ del_rules: return err; } -#define MLX5E_TTC_NUM_GROUPS 3 -#define MLX5E_TTC_GROUP1_SIZE (BIT(3) + MLX5E_NUM_TUNNEL_TT) -#define MLX5E_TTC_GROUP2_SIZE BIT(1) -#define MLX5E_TTC_GROUP3_SIZE BIT(0) -#define MLX5E_TTC_TABLE_SIZE (MLX5E_TTC_GROUP1_SIZE +\ - MLX5E_TTC_GROUP2_SIZE +\ - MLX5E_TTC_GROUP3_SIZE) - -#define MLX5E_INNER_TTC_NUM_GROUPS 3 -#define MLX5E_INNER_TTC_GROUP1_SIZE BIT(3) -#define MLX5E_INNER_TTC_GROUP2_SIZE BIT(1) -#define MLX5E_INNER_TTC_GROUP3_SIZE BIT(0) -#define MLX5E_INNER_TTC_TABLE_SIZE (MLX5E_INNER_TTC_GROUP1_SIZE +\ - MLX5E_INNER_TTC_GROUP2_SIZE +\ - MLX5E_INNER_TTC_GROUP3_SIZE) - static int mlx5e_create_ttc_table_groups(struct mlx5e_ttc_table *ttc, bool use_ipv) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 4980e80a5e85..4997b8a51994 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3000,12 +3000,9 @@ void mlx5e_timestamp_init(struct mlx5e_priv *priv) int mlx5e_open_locked(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - bool is_xdp = priv->channels.params.xdp_prog; int err; set_bit(MLX5E_STATE_OPENED, &priv->state); - if (is_xdp) - mlx5e_xdp_set_open(priv); err = mlx5e_open_channels(priv, &priv->channels); if (err) @@ -3020,8 +3017,6 @@ int mlx5e_open_locked(struct net_device *netdev) return 0; err_clear_state_opened_flag: - if (is_xdp) - mlx5e_xdp_set_closed(priv); clear_bit(MLX5E_STATE_OPENED, &priv->state); return err; } @@ -3053,8 +3048,6 @@ int mlx5e_close_locked(struct net_device *netdev) if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) return 0; - if (priv->channels.params.xdp_prog) - mlx5e_xdp_set_closed(priv); clear_bit(MLX5E_STATE_OPENED, &priv->state); netif_carrier_off(priv->netdev); @@ -4371,16 +4364,6 @@ static int mlx5e_xdp_allowed(struct mlx5e_priv *priv, struct bpf_prog *prog) return 0; } -static int mlx5e_xdp_update_state(struct mlx5e_priv *priv) -{ - if (priv->channels.params.xdp_prog) - mlx5e_xdp_set_open(priv); - else - mlx5e_xdp_set_closed(priv); - - return 0; -} - static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) { struct mlx5e_priv *priv = netdev_priv(netdev); @@ -4415,7 +4398,7 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) mlx5e_set_rq_type(priv->mdev, &new_channels.params); old_prog = priv->channels.params.xdp_prog; - err = mlx5e_safe_switch_channels(priv, &new_channels, mlx5e_xdp_update_state); + err = mlx5e_safe_switch_channels(priv, &new_channels, NULL); if (err) goto unlock; } else { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 9b32a9c0f497..024e1cddfd0e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -592,7 +592,7 @@ static void mlx5e_hairpin_set_ttc_params(struct mlx5e_hairpin *hp, for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) ttc_params->indir_tirn[tt] = hp->indir_tirn[tt]; - ft_attr->max_fte = MLX5E_NUM_TT; + ft_attr->max_fte = MLX5E_TTC_TABLE_SIZE; ft_attr->level = MLX5E_TC_TTC_FT_LEVEL; ft_attr->prio = MLX5E_TC_PRIO; } @@ -2999,6 +2999,25 @@ static struct ip_tunnel_info *dup_tun_info(const struct ip_tunnel_info *tun_info return kmemdup(tun_info, tun_size, GFP_KERNEL); } +static bool is_duplicated_encap_entry(struct mlx5e_priv *priv, + struct mlx5e_tc_flow *flow, + int out_index, + struct mlx5e_encap_entry *e, + struct netlink_ext_ack *extack) +{ + int i; + + for (i = 0; i < out_index; i++) { + if (flow->encaps[i].e != e) + continue; + NL_SET_ERR_MSG_MOD(extack, "can't duplicate encap action"); + netdev_err(priv->netdev, "can't duplicate encap action\n"); + return true; + } + + return false; +} + static int mlx5e_attach_encap(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow, struct net_device *mirred_dev, @@ -3034,6 +3053,12 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv, /* must verify if encap is valid or not */ if (e) { + /* Check that entry was not already attached to this flow */ + if (is_duplicated_encap_entry(priv, flow, out_index, e, extack)) { + err = -EOPNOTSUPP; + goto out_err; + } + mutex_unlock(&esw->offloads.encap_tbl_lock); wait_for_completion(&e->res_ready); @@ -3220,6 +3245,26 @@ bool mlx5e_is_valid_eswitch_fwd_dev(struct mlx5e_priv *priv, same_hw_devs(priv, netdev_priv(out_dev)); } +static bool is_duplicated_output_device(struct net_device *dev, + struct net_device *out_dev, + int *ifindexes, int if_count, + struct netlink_ext_ack *extack) +{ + int i; + + for (i = 0; i < if_count; i++) { + if (ifindexes[i] == out_dev->ifindex) { + NL_SET_ERR_MSG_MOD(extack, + "can't duplicate output to same device"); + netdev_err(dev, "can't duplicate output to same device: %s\n", + out_dev->name); + return true; + } + } + + return false; +} + static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct flow_action *flow_action, struct mlx5e_tc_flow *flow, @@ -3231,11 +3276,12 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr; struct mlx5e_rep_priv *rpriv = priv->ppriv; const struct ip_tunnel_info *info = NULL; + int ifindexes[MLX5_MAX_FLOW_FWD_VPORTS]; bool ft_flow = mlx5e_is_ft_flow(flow); const struct flow_action_entry *act; + int err, i, if_count = 0; bool encap = false; u32 action = 0; - int err, i; if (!flow_action_has_entries(flow_action)) return -EINVAL; @@ -3312,6 +3358,16 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct net_device *uplink_dev = mlx5_eswitch_uplink_get_proto_dev(esw, REP_ETH); struct net_device *uplink_upper; + if (is_duplicated_output_device(priv->netdev, + out_dev, + ifindexes, + if_count, + extack)) + return -EOPNOTSUPP; + + ifindexes[if_count] = out_dev->ifindex; + if_count++; + rcu_read_lock(); uplink_upper = netdev_master_upper_dev_get_rcu(uplink_dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 9a48c4310887..8c5df6c7d7b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -531,16 +531,9 @@ static void del_hw_fte(struct fs_node *node) } } -static void del_sw_fte_rcu(struct rcu_head *head) -{ - struct fs_fte *fte = container_of(head, struct fs_fte, rcu); - struct mlx5_flow_steering *steering = get_steering(&fte->node); - - kmem_cache_free(steering->ftes_cache, fte); -} - static void del_sw_fte(struct fs_node *node) { + struct mlx5_flow_steering *steering = get_steering(node); struct mlx5_flow_group *fg; struct fs_fte *fte; int err; @@ -553,8 +546,7 @@ static void del_sw_fte(struct fs_node *node) rhash_fte); WARN_ON(err); ida_simple_remove(&fg->fte_allocator, fte->index - fg->start_index); - - call_rcu(&fte->rcu, del_sw_fte_rcu); + kmem_cache_free(steering->ftes_cache, fte); } static void del_hw_flow_group(struct fs_node *node) @@ -1633,47 +1625,22 @@ static u64 matched_fgs_get_version(struct list_head *match_head) } static struct fs_fte * -lookup_fte_for_write_locked(struct mlx5_flow_group *g, const u32 *match_value) +lookup_fte_locked(struct mlx5_flow_group *g, + const u32 *match_value, + bool take_write) { struct fs_fte *fte_tmp; - nested_down_write_ref_node(&g->node, FS_LOCK_PARENT); - - fte_tmp = rhashtable_lookup_fast(&g->ftes_hash, match_value, rhash_fte); - if (!fte_tmp || !tree_get_node(&fte_tmp->node)) { - fte_tmp = NULL; - goto out; - } - - if (!fte_tmp->node.active) { - tree_put_node(&fte_tmp->node, false); - fte_tmp = NULL; - goto out; - } - nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD); - -out: - up_write_ref_node(&g->node, false); - return fte_tmp; -} - -static struct fs_fte * -lookup_fte_for_read_locked(struct mlx5_flow_group *g, const u32 *match_value) -{ - struct fs_fte *fte_tmp; - - if (!tree_get_node(&g->node)) - return NULL; - - rcu_read_lock(); - fte_tmp = rhashtable_lookup(&g->ftes_hash, match_value, rhash_fte); + if (take_write) + nested_down_write_ref_node(&g->node, FS_LOCK_PARENT); + else + nested_down_read_ref_node(&g->node, FS_LOCK_PARENT); + fte_tmp = rhashtable_lookup_fast(&g->ftes_hash, match_value, + rhash_fte); if (!fte_tmp || !tree_get_node(&fte_tmp->node)) { - rcu_read_unlock(); fte_tmp = NULL; goto out; } - rcu_read_unlock(); - if (!fte_tmp->node.active) { tree_put_node(&fte_tmp->node, false); fte_tmp = NULL; @@ -1681,19 +1648,12 @@ lookup_fte_for_read_locked(struct mlx5_flow_group *g, const u32 *match_value) } nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD); - out: - tree_put_node(&g->node, false); - return fte_tmp; -} - -static struct fs_fte * -lookup_fte_locked(struct mlx5_flow_group *g, const u32 *match_value, bool write) -{ - if (write) - return lookup_fte_for_write_locked(g, match_value); + if (take_write) + up_write_ref_node(&g->node, false); else - return lookup_fte_for_read_locked(g, match_value); + up_read_ref_node(&g->node); + return fte_tmp; } static struct mlx5_flow_handle * diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h index e8cd997f413e..c2621b911563 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h @@ -203,7 +203,6 @@ struct fs_fte { enum fs_fte_status status; struct mlx5_fc *counter; struct rhash_head hash; - struct rcu_head rcu; int modify_mask; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 173e2c12e1c7..cf7b8da0f010 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1193,6 +1193,12 @@ int mlx5_load_one(struct mlx5_core_dev *dev, bool boot) if (err) goto err_load; + if (boot) { + err = mlx5_devlink_register(priv_to_devlink(dev), dev->device); + if (err) + goto err_devlink_reg; + } + if (mlx5_device_registered(dev)) { mlx5_attach_device(dev); } else { @@ -1210,6 +1216,9 @@ out: return err; err_reg_dev: + if (boot) + mlx5_devlink_unregister(priv_to_devlink(dev)); +err_devlink_reg: mlx5_unload(dev); err_load: if (boot) @@ -1347,10 +1356,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *id) request_module_nowait(MLX5_IB_MOD); - err = mlx5_devlink_register(devlink, &pdev->dev); - if (err) - goto clean_load; - err = mlx5_crdump_enable(dev); if (err) dev_err(&pdev->dev, "mlx5_crdump_enable failed with error code %d\n", err); @@ -1358,9 +1363,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *id) pci_save_state(pdev); return 0; -clean_load: - mlx5_unload_one(dev, true); - err_load_one: mlx5_pci_close(dev); pci_init_err: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c index 32e94d2ee5e4..e4cff7abb348 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c @@ -209,7 +209,7 @@ static void dr_rule_rehash_copy_ste_ctrl(struct mlx5dr_matcher *matcher, /* We need to copy the refcount since this ste * may have been traversed several times */ - refcount_set(&new_ste->refcount, refcount_read(&cur_ste->refcount)); + new_ste->refcount = cur_ste->refcount; /* Link old STEs rule_mem list to the new ste */ mlx5dr_rule_update_rule_member(cur_ste, new_ste); @@ -638,6 +638,9 @@ static int dr_rule_add_member(struct mlx5dr_rule_rx_tx *nic_rule, if (!rule_mem) return -ENOMEM; + INIT_LIST_HEAD(&rule_mem->list); + INIT_LIST_HEAD(&rule_mem->use_ste_list); + rule_mem->ste = ste; list_add_tail(&rule_mem->list, &nic_rule->rule_members_list); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c index a5a266983dd3..c6c7d1defbd7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c @@ -348,7 +348,7 @@ static void dr_ste_replace(struct mlx5dr_ste *dst, struct mlx5dr_ste *src) if (dst->next_htbl) dst->next_htbl->pointing_ste = dst; - refcount_set(&dst->refcount, refcount_read(&src->refcount)); + dst->refcount = src->refcount; INIT_LIST_HEAD(&dst->rule_list); list_splice_tail_init(&src->rule_list, &dst->rule_list); @@ -565,7 +565,7 @@ bool mlx5dr_ste_is_not_valid_entry(u8 *p_hw_ste) bool mlx5dr_ste_not_used_ste(struct mlx5dr_ste *ste) { - return !refcount_read(&ste->refcount); + return !ste->refcount; } /* Init one ste as a pattern for ste data array */ @@ -689,14 +689,14 @@ struct mlx5dr_ste_htbl *mlx5dr_ste_htbl_alloc(struct mlx5dr_icm_pool *pool, htbl->ste_arr = chunk->ste_arr; htbl->hw_ste_arr = chunk->hw_ste_arr; htbl->miss_list = chunk->miss_list; - refcount_set(&htbl->refcount, 0); + htbl->refcount = 0; for (i = 0; i < chunk->num_of_entries; i++) { struct mlx5dr_ste *ste = &htbl->ste_arr[i]; ste->hw_ste = htbl->hw_ste_arr + i * DR_STE_SIZE_REDUCED; ste->htbl = htbl; - refcount_set(&ste->refcount, 0); + ste->refcount = 0; INIT_LIST_HEAD(&ste->miss_list_node); INIT_LIST_HEAD(&htbl->miss_list[i]); INIT_LIST_HEAD(&ste->rule_list); @@ -713,7 +713,7 @@ out_free_htbl: int mlx5dr_ste_htbl_free(struct mlx5dr_ste_htbl *htbl) { - if (refcount_read(&htbl->refcount)) + if (htbl->refcount) return -EBUSY; mlx5dr_icm_free_chunk(htbl->chunk); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h index 290fe61c33d0..3fdf4a5eb031 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h @@ -123,7 +123,7 @@ struct mlx5dr_matcher_rx_tx; struct mlx5dr_ste { u8 *hw_ste; /* refcount: indicates the num of rules that using this ste */ - refcount_t refcount; + u32 refcount; /* attached to the miss_list head at each htbl entry */ struct list_head miss_list_node; @@ -155,7 +155,7 @@ struct mlx5dr_ste_htbl_ctrl { struct mlx5dr_ste_htbl { u8 lu_type; u16 byte_mask; - refcount_t refcount; + u32 refcount; struct mlx5dr_icm_chunk *chunk; struct mlx5dr_ste *ste_arr; u8 *hw_ste_arr; @@ -206,13 +206,14 @@ int mlx5dr_ste_htbl_free(struct mlx5dr_ste_htbl *htbl); static inline void mlx5dr_htbl_put(struct mlx5dr_ste_htbl *htbl) { - if (refcount_dec_and_test(&htbl->refcount)) + htbl->refcount--; + if (!htbl->refcount) mlx5dr_ste_htbl_free(htbl); } static inline void mlx5dr_htbl_get(struct mlx5dr_ste_htbl *htbl) { - refcount_inc(&htbl->refcount); + htbl->refcount++; } /* STE utils */ @@ -254,14 +255,15 @@ static inline void mlx5dr_ste_put(struct mlx5dr_ste *ste, struct mlx5dr_matcher *matcher, struct mlx5dr_matcher_rx_tx *nic_matcher) { - if (refcount_dec_and_test(&ste->refcount)) + ste->refcount--; + if (!ste->refcount) mlx5dr_ste_free(ste, matcher, nic_matcher); } /* initial as 0, increased only when ste appears in a new rule */ static inline void mlx5dr_ste_get(struct mlx5dr_ste *ste) { - refcount_inc(&ste->refcount); + ste->refcount++; } void mlx5dr_ste_set_hit_addr_by_next_htbl(u8 *hw_ste, diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c index 544344ac4894..79057af4fe99 100644 --- a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c +++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2.c @@ -6,6 +6,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/netlink.h> +#include <linux/vmalloc.h> #include <linux/xz.h> #include "mlxfw_mfa2.h" #include "mlxfw_mfa2_file.h" @@ -548,7 +549,7 @@ mlxfw_mfa2_file_component_get(const struct mlxfw_mfa2_file *mfa2_file, comp_size = be32_to_cpu(comp->size); comp_buf_size = comp_size + mlxfw_mfa2_comp_magic_len; - comp_data = kmalloc(sizeof(*comp_data) + comp_buf_size, GFP_KERNEL); + comp_data = vzalloc(sizeof(*comp_data) + comp_buf_size); if (!comp_data) return ERR_PTR(-ENOMEM); comp_data->comp.data_size = comp_size; @@ -570,7 +571,7 @@ mlxfw_mfa2_file_component_get(const struct mlxfw_mfa2_file *mfa2_file, comp_data->comp.data = comp_data->buff + mlxfw_mfa2_comp_magic_len; return &comp_data->comp; err_out: - kfree(comp_data); + vfree(comp_data); return ERR_PTR(err); } @@ -579,7 +580,7 @@ void mlxfw_mfa2_file_component_put(struct mlxfw_mfa2_component *comp) const struct mlxfw_mfa2_comp_data *comp_data; comp_data = container_of(comp, struct mlxfw_mfa2_comp_data, comp); - kfree(comp_data); + vfree(comp_data); } void mlxfw_mfa2_file_fini(struct mlxfw_mfa2_file *mfa2_file) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 5294a1622643..af30e8a76682 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -5472,6 +5472,7 @@ enum mlxsw_reg_htgt_trap_group { MLXSW_REG_HTGT_TRAP_GROUP_SP_LBERROR, MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP0, MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP1, + MLXSW_REG_HTGT_TRAP_GROUP_SP_VRRP, __MLXSW_REG_HTGT_TRAP_GROUP_MAX, MLXSW_REG_HTGT_TRAP_GROUP_MAX = __MLXSW_REG_HTGT_TRAP_GROUP_MAX - 1 diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 556dca328bb5..f7fd5e8fbf96 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -4542,8 +4542,8 @@ static const struct mlxsw_listener mlxsw_sp_listener[] = { MLXSW_SP_RXL_MARK(ROUTER_ALERT_IPV6, TRAP_TO_CPU, ROUTER_EXP, false), MLXSW_SP_RXL_MARK(IPIP_DECAP_ERROR, TRAP_TO_CPU, ROUTER_EXP, false), MLXSW_SP_RXL_MARK(DECAP_ECN0, TRAP_TO_CPU, ROUTER_EXP, false), - MLXSW_SP_RXL_MARK(IPV4_VRRP, TRAP_TO_CPU, ROUTER_EXP, false), - MLXSW_SP_RXL_MARK(IPV6_VRRP, TRAP_TO_CPU, ROUTER_EXP, false), + MLXSW_SP_RXL_MARK(IPV4_VRRP, TRAP_TO_CPU, VRRP, false), + MLXSW_SP_RXL_MARK(IPV6_VRRP, TRAP_TO_CPU, VRRP, false), /* PKT Sample trap */ MLXSW_RXL(mlxsw_sp_rx_listener_sample_func, PKT_SAMPLE, MIRROR_TO_CPU, false, SP_IP2ME, DISCARD), @@ -4626,6 +4626,10 @@ static int mlxsw_sp_cpu_policers_set(struct mlxsw_core *mlxsw_core) rate = 19 * 1024; burst_size = 12; break; + case MLXSW_REG_HTGT_TRAP_GROUP_SP_VRRP: + rate = 360; + burst_size = 7; + break; default: continue; } @@ -4665,6 +4669,7 @@ static int mlxsw_sp_trap_groups_set(struct mlxsw_core *mlxsw_core) case MLXSW_REG_HTGT_TRAP_GROUP_SP_OSPF: case MLXSW_REG_HTGT_TRAP_GROUP_SP_PIM: case MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP0: + case MLXSW_REG_HTGT_TRAP_GROUP_SP_VRRP: priority = 5; tc = 5; break; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c index 68cc6737d45c..46d43cfd04e9 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c @@ -651,6 +651,13 @@ mlxsw_sp_qdisc_prio_graft(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_port->tclass_qdiscs[tclass_num].handle == p->child_handle) return 0; + if (!p->child_handle) { + /* This is an invisible FIFO replacing the original Qdisc. + * Ignore it--the original Qdisc's destroy will follow. + */ + return 0; + } + /* See if the grafted qdisc is already offloaded on any tclass. If so, * unoffload it. */ diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 30bfe3880faf..8290e82240fc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -5742,8 +5742,13 @@ static void mlxsw_sp_router_fib6_del(struct mlxsw_sp *mlxsw_sp, if (mlxsw_sp_fib6_rt_should_ignore(rt)) return; + /* Multipath routes are first added to the FIB trie and only then + * notified. If we vetoed the addition, we will get a delete + * notification for a route we do not have. Therefore, do not warn if + * route was not found. + */ fib6_entry = mlxsw_sp_fib6_entry_lookup(mlxsw_sp, rt); - if (WARN_ON(!fib6_entry)) + if (!fib6_entry) return; /* If not all the nexthops are deleted, then only reduce the nexthop @@ -7074,6 +7079,9 @@ static int mlxsw_sp_router_port_check_rif_addr(struct mlxsw_sp *mlxsw_sp, for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++) { rif = mlxsw_sp->router->rifs[i]; + if (rif && rif->ops && + rif->ops->type == MLXSW_SP_RIF_TYPE_IPIP_LB) + continue; if (rif && rif->dev && rif->dev != dev && !ether_addr_equal_masked(rif->dev->dev_addr, dev_addr, mlxsw_sp->mac_mask)) { diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c index 7c4a15e967df..5defd31d481c 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c +++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c @@ -65,17 +65,17 @@ static int nfp_get_stats_entry(struct nfp_app *app, u32 *stats_context_id) freed_stats_id = priv->stats_ring_size; /* Check for unallocated entries first. */ if (priv->stats_ids.init_unalloc > 0) { - if (priv->active_mem_unit == priv->total_mem_units) { - priv->stats_ids.init_unalloc--; - priv->active_mem_unit = 0; - } - *stats_context_id = FIELD_PREP(NFP_FL_STAT_ID_STAT, priv->stats_ids.init_unalloc - 1) | FIELD_PREP(NFP_FL_STAT_ID_MU_NUM, priv->active_mem_unit); - priv->active_mem_unit++; + + if (++priv->active_mem_unit == priv->total_mem_units) { + priv->stats_ids.init_unalloc--; + priv->active_mem_unit = 0; + } + return 0; } diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index d6cfe4ffbaf3..d1ce4531d01a 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -1230,7 +1230,7 @@ qede_configure_mcast_filtering(struct net_device *ndev, netif_addr_lock_bh(ndev); mc_count = netdev_mc_count(ndev); - if (mc_count < 64) { + if (mc_count <= 64) { netdev_for_each_mc_addr(ha, ndev) { ether_addr_copy(temp, ha->addr); temp += ETH_ALEN; diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 481b096e984d..34fa3917eb33 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1406,6 +1406,7 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq) rxq->rx_buf_seg_size = roundup_pow_of_two(size); } else { rxq->rx_buf_seg_size = PAGE_SIZE; + edev->ndev->features &= ~NETIF_F_GRO_HW; } /* Allocate the parallel driver ring for Rx buffers */ @@ -1450,6 +1451,7 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq) } } + edev->gro_disable = !(edev->ndev->features & NETIF_F_GRO_HW); if (!edev->gro_disable) qede_set_tpa_param(rxq); err: @@ -1702,8 +1704,6 @@ static void qede_init_fp(struct qede_dev *edev) snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", edev->ndev->name, queue_id); } - - edev->gro_disable = !(edev->ndev->features & NETIF_F_GRO_HW); } static int qede_set_real_num_queues(struct qede_dev *edev) diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index b4b8ba00ee01..986f26578d34 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -2756,6 +2756,9 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) int err; for (i = 0; i < qdev->num_large_buffers; i++) { + lrg_buf_cb = &qdev->lrg_buf[i]; + memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); + skb = netdev_alloc_skb(qdev->ndev, qdev->lrg_buffer_len); if (unlikely(!skb)) { @@ -2766,11 +2769,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) ql_free_large_buffers(qdev); return -ENOMEM; } else { - - lrg_buf_cb = &qdev->lrg_buf[i]; - memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); lrg_buf_cb->index = i; - lrg_buf_cb->skb = skb; /* * We save some space to copy the ethhdr from first * buffer @@ -2792,6 +2791,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) return -ENOMEM; } + lrg_buf_cb->skb = skb; dma_unmap_addr_set(lrg_buf_cb, mapaddr, map); dma_unmap_len_set(lrg_buf_cb, maplen, qdev->lrg_buffer_len - diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index c56fcbb37066..52ed111d98f4 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -2296,7 +2296,7 @@ __setup("sxgbeeth=", sxgbe_cmdline_opt); -MODULE_DESCRIPTION("SAMSUNG 10G/2.5G/1G Ethernet PLATFORM driver"); +MODULE_DESCRIPTION("Samsung 10G/2.5G/1G Ethernet PLATFORM driver"); MODULE_PARM_DESC(debug, "Message Level (-1: default, 0: no output, 16: all)"); MODULE_PARM_DESC(eee_timer, "EEE-LPI Default LS timer value"); diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 992c773620ec..7a38d7f282a1 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1472,6 +1472,12 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_xdp_tx = num_possible_cpus(); n_xdp_ev = DIV_ROUND_UP(n_xdp_tx, EFX_TXQ_TYPES); + vec_count = pci_msix_vec_count(efx->pci_dev); + if (vec_count < 0) + return vec_count; + + max_channels = min_t(unsigned int, vec_count, max_channels); + /* Check resources. * We need a channel per event queue, plus a VI per tx queue. * This may be more pessimistic than it needs to be. @@ -1493,11 +1499,6 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_xdp_tx, n_xdp_ev); } - n_channels = min(n_channels, max_channels); - - vec_count = pci_msix_vec_count(efx->pci_dev); - if (vec_count < 0) - return vec_count; if (vec_count < n_channels) { netif_err(efx, drv, efx->net_dev, "WARNING: Insufficient MSI-X vectors available (%d < %u).\n", @@ -1507,11 +1508,9 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_channels = vec_count; } - efx->n_channels = n_channels; + n_channels = min(n_channels, max_channels); - /* Do not create the PTP TX queue(s) if PTP uses the MC directly. */ - if (extra_channels && !efx_ptp_use_mac_tx_timestamps(efx)) - n_channels--; + efx->n_channels = n_channels; /* Ignore XDP tx channels when creating rx channels. */ n_channels -= efx->n_xdp_channels; @@ -1531,11 +1530,10 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, efx->n_rx_channels = n_channels; } - if (efx->n_xdp_channels) - efx->xdp_channel_offset = efx->tx_channel_offset + - efx->n_tx_channels; - else - efx->xdp_channel_offset = efx->n_channels; + efx->n_rx_channels = min(efx->n_rx_channels, parallelism); + efx->n_tx_channels = min(efx->n_tx_channels, parallelism); + + efx->xdp_channel_offset = n_channels; netif_dbg(efx, drv, efx->net_dev, "Allocating %u RX channels\n", @@ -1550,6 +1548,7 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, static int efx_probe_interrupts(struct efx_nic *efx) { unsigned int extra_channels = 0; + unsigned int rss_spread; unsigned int i, j; int rc; @@ -1631,8 +1630,7 @@ static int efx_probe_interrupts(struct efx_nic *efx) for (i = 0; i < EFX_MAX_EXTRA_CHANNELS; i++) { if (!efx->extra_channel_type[i]) continue; - if (efx->interrupt_mode != EFX_INT_MODE_MSIX || - efx->n_channels <= extra_channels) { + if (j <= efx->tx_channel_offset + efx->n_tx_channels) { efx->extra_channel_type[i]->handle_no_channel(efx); } else { --j; @@ -1643,16 +1641,17 @@ static int efx_probe_interrupts(struct efx_nic *efx) } } + rss_spread = efx->n_rx_channels; /* RSS might be usable on VFs even if it is disabled on the PF */ #ifdef CONFIG_SFC_SRIOV if (efx->type->sriov_wanted) { - efx->rss_spread = ((efx->n_rx_channels > 1 || + efx->rss_spread = ((rss_spread > 1 || !efx->type->sriov_wanted(efx)) ? - efx->n_rx_channels : efx_vf_size(efx)); + rss_spread : efx_vf_size(efx)); return 0; } #endif - efx->rss_spread = efx->n_rx_channels; + efx->rss_spread = rss_spread; return 0; } diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index 1f88212be085..dfd5182d9e47 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -1533,9 +1533,7 @@ static inline bool efx_channel_is_xdp_tx(struct efx_channel *channel) static inline bool efx_channel_has_tx_queues(struct efx_channel *channel) { - return efx_channel_is_xdp_tx(channel) || - (channel->type && channel->type->want_txqs && - channel->type->want_txqs(channel)); + return true; } static inline struct efx_tx_queue * diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index ef52b24ad9e7..c29bf862a94c 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -96,11 +96,12 @@ static inline void efx_sync_rx_buffer(struct efx_nic *efx, void efx_rx_config_page_split(struct efx_nic *efx) { - efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align, + efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align + + XDP_PACKET_HEADROOM, EFX_RX_BUF_ALIGNMENT); efx->rx_bufs_per_page = efx->rx_buffer_order ? 1 : ((PAGE_SIZE - sizeof(struct efx_rx_page_state)) / - (efx->rx_page_buf_step + XDP_PACKET_HEADROOM)); + efx->rx_page_buf_step); efx->rx_buffer_truesize = (PAGE_SIZE << efx->rx_buffer_order) / efx->rx_bufs_per_page; efx->rx_pages_per_batch = DIV_ROUND_UP(EFX_RX_PREFERRED_BATCH, @@ -190,14 +191,13 @@ static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue, bool atomic) page_offset = sizeof(struct efx_rx_page_state); do { - page_offset += XDP_PACKET_HEADROOM; - dma_addr += XDP_PACKET_HEADROOM; - index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); - rx_buf->dma_addr = dma_addr + efx->rx_ip_align; + rx_buf->dma_addr = dma_addr + efx->rx_ip_align + + XDP_PACKET_HEADROOM; rx_buf->page = page; - rx_buf->page_offset = page_offset + efx->rx_ip_align; + rx_buf->page_offset = page_offset + efx->rx_ip_align + + XDP_PACKET_HEADROOM; rx_buf->len = efx->rx_dma_len; rx_buf->flags = 0; ++rx_queue->added_count; diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index b210e987a1db..94f94686cf7d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -365,9 +365,8 @@ struct dma_features { unsigned int arpoffsel; }; -/* GMAC TX FIFO is 8K, Rx FIFO is 16K */ -#define BUF_SIZE_16KiB 16384 -/* RX Buffer size must be < 8191 and multiple of 4/8/16 bytes */ +/* RX Buffer size must be multiple of 4/8/16 bytes */ +#define BUF_SIZE_16KiB 16368 #define BUF_SIZE_8KiB 8188 #define BUF_SIZE_4KiB 4096 #define BUF_SIZE_2KiB 2048 diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c index bd6c01004913..0e2fa14f1423 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c @@ -112,6 +112,14 @@ static int meson8b_init_rgmii_tx_clk(struct meson8b_dwmac *dwmac) struct device *dev = dwmac->dev; const char *parent_name, *mux_parent_names[MUX_CLK_NUM_PARENTS]; struct meson8b_dwmac_clk_configs *clk_configs; + static const struct clk_div_table div_table[] = { + { .div = 2, .val = 2, }, + { .div = 3, .val = 3, }, + { .div = 4, .val = 4, }, + { .div = 5, .val = 5, }, + { .div = 6, .val = 6, }, + { .div = 7, .val = 7, }, + }; clk_configs = devm_kzalloc(dev, sizeof(*clk_configs), GFP_KERNEL); if (!clk_configs) @@ -146,9 +154,9 @@ static int meson8b_init_rgmii_tx_clk(struct meson8b_dwmac *dwmac) clk_configs->m250_div.reg = dwmac->regs + PRG_ETH0; clk_configs->m250_div.shift = PRG_ETH0_CLK_M250_DIV_SHIFT; clk_configs->m250_div.width = PRG_ETH0_CLK_M250_DIV_WIDTH; - clk_configs->m250_div.flags = CLK_DIVIDER_ONE_BASED | - CLK_DIVIDER_ALLOW_ZERO | - CLK_DIVIDER_ROUND_CLOSEST; + clk_configs->m250_div.table = div_table; + clk_configs->m250_div.flags = CLK_DIVIDER_ALLOW_ZERO | + CLK_DIVIDER_ROUND_CLOSEST; clk = meson8b_dwmac_register_clk(dwmac, "m250_div", &parent_name, 1, &clk_divider_ops, &clk_configs->m250_div.hw); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 1c8d84ed8410..01b484cb177e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -957,6 +957,9 @@ static int sun8i_dwmac_set_syscon(struct stmmac_priv *priv) /* default */ break; case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: reg |= SYSCON_EPIT | SYSCON_ETCS_INT_GMII; break; case PHY_INTERFACE_MODE_RMII: diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c index 26353ef616b8..7d40760e9ba8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c @@ -44,7 +44,7 @@ static int sun7i_gmac_init(struct platform_device *pdev, void *priv) * rate, which then uses the auto-reparenting feature of the * clock driver, and enabling/disabling the clock. */ - if (gmac->interface == PHY_INTERFACE_MODE_RGMII) { + if (phy_interface_mode_is_rgmii(gmac->interface)) { clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE); clk_prepare_enable(gmac->tx_clk); gmac->clk_enabled = 1; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index 3b6e559aa0b9..ef8a07c68ca7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -343,6 +343,8 @@ #define XGMAC_DMA_CH_RX_CONTROL(x) (0x00003108 + (0x80 * (x))) #define XGMAC_RxPBL GENMASK(21, 16) #define XGMAC_RxPBL_SHIFT 16 +#define XGMAC_RBSZ GENMASK(14, 1) +#define XGMAC_RBSZ_SHIFT 1 #define XGMAC_RXST BIT(0) #define XGMAC_DMA_CH_TxDESC_HADDR(x) (0x00003110 + (0x80 * (x))) #define XGMAC_DMA_CH_TxDESC_LADDR(x) (0x00003114 + (0x80 * (x))) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index 22a7f0cc1b90..f3f08ccc379b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -482,7 +482,8 @@ static void dwxgmac2_set_bfsize(void __iomem *ioaddr, int bfsize, u32 chan) u32 value; value = readl(ioaddr + XGMAC_DMA_CH_RX_CONTROL(chan)); - value |= bfsize << 1; + value &= ~XGMAC_RBSZ; + value |= bfsize << XGMAC_RBSZ_SHIFT; writel(value, ioaddr + XGMAC_DMA_CH_RX_CONTROL(chan)); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bbc65bd332a8..80d59b775907 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -46,7 +46,7 @@ #include "dwxgmac2.h" #include "hwif.h" -#define STMMAC_ALIGN(x) __ALIGN_KERNEL(x, SMP_CACHE_BYTES) +#define STMMAC_ALIGN(x) ALIGN(ALIGN(x, SMP_CACHE_BYTES), 16) #define TSO_MAX_BUFF_SIZE (SZ_16K - 1) /* Module parameters */ @@ -106,6 +106,7 @@ MODULE_PARM_DESC(chain_mode, "To use chain instead of ring mode"); static irqreturn_t stmmac_interrupt(int irq, void *dev_id); #ifdef CONFIG_DEBUG_FS +static const struct net_device_ops stmmac_netdev_ops; static void stmmac_init_fs(struct net_device *dev); static void stmmac_exit_fs(struct net_device *dev); #endif @@ -1109,7 +1110,9 @@ static int stmmac_set_bfsize(int mtu, int bufsize) { int ret = bufsize; - if (mtu >= BUF_SIZE_4KiB) + if (mtu >= BUF_SIZE_8KiB) + ret = BUF_SIZE_16KiB; + else if (mtu >= BUF_SIZE_4KiB) ret = BUF_SIZE_8KiB; else if (mtu >= BUF_SIZE_2KiB) ret = BUF_SIZE_4KiB; @@ -1293,19 +1296,9 @@ static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags) struct stmmac_priv *priv = netdev_priv(dev); u32 rx_count = priv->plat->rx_queues_to_use; int ret = -ENOMEM; - int bfsize = 0; int queue; int i; - bfsize = stmmac_set_16kib_bfsize(priv, dev->mtu); - if (bfsize < 0) - bfsize = 0; - - if (bfsize < BUF_SIZE_16KiB) - bfsize = stmmac_set_bfsize(dev->mtu, priv->dma_buf_sz); - - priv->dma_buf_sz = bfsize; - /* RX INITIALIZATION */ netif_dbg(priv, probe, priv->dev, "SKB addresses:\nskb\t\tskb data\tdma data\n"); @@ -1347,8 +1340,6 @@ static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags) } } - buf_sz = bfsize; - return 0; err_init_rx_buffers: @@ -2658,6 +2649,7 @@ static void stmmac_hw_teardown(struct net_device *dev) static int stmmac_open(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + int bfsize = 0; u32 chan; int ret; @@ -2677,7 +2669,16 @@ static int stmmac_open(struct net_device *dev) memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats)); priv->xstats.threshold = tc; - priv->dma_buf_sz = STMMAC_ALIGN(buf_sz); + bfsize = stmmac_set_16kib_bfsize(priv, dev->mtu); + if (bfsize < 0) + bfsize = 0; + + if (bfsize < BUF_SIZE_16KiB) + bfsize = stmmac_set_bfsize(dev->mtu, priv->dma_buf_sz); + + priv->dma_buf_sz = bfsize; + buf_sz = bfsize; + priv->rx_copybreak = STMMAC_RX_COPYBREAK; ret = alloc_dma_desc_resources(priv); @@ -3053,8 +3054,6 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - } else { - stmmac_tx_timer_arm(priv, queue); } /* We've used all descriptors we need for this skb, however, @@ -3125,6 +3124,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); + stmmac_tx_timer_arm(priv, queue); return NETDEV_TX_OK; @@ -3276,8 +3276,6 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - } else { - stmmac_tx_timer_arm(priv, queue); } /* We've used all descriptors we need for this skb, however, @@ -3366,6 +3364,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); + stmmac_tx_timer_arm(priv, queue); return NETDEV_TX_OK; @@ -3646,8 +3645,9 @@ read_again: * feature is always disabled and packets need to be * stripped manually. */ - if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00) || - unlikely(status != llc_snap)) { + if (likely(!(status & rx_not_ls)) && + (likely(priv->synopsys_id >= DWMAC_CORE_4_00) || + unlikely(status != llc_snap))) { if (buf2_len) buf2_len -= ETH_FCS_LEN; else @@ -3829,12 +3829,24 @@ static void stmmac_set_rx_mode(struct net_device *dev) static int stmmac_change_mtu(struct net_device *dev, int new_mtu) { struct stmmac_priv *priv = netdev_priv(dev); + int txfifosz = priv->plat->tx_fifo_size; + + if (txfifosz == 0) + txfifosz = priv->dma_cap.tx_fifo_size; + + txfifosz /= priv->plat->tx_queues_to_use; if (netif_running(dev)) { netdev_err(priv->dev, "must be stopped to change its MTU\n"); return -EBUSY; } + new_mtu = STMMAC_ALIGN(new_mtu); + + /* If condition true, FIFO is too small or MTU too large */ + if ((txfifosz < new_mtu) || (new_mtu > BUF_SIZE_16KiB)) + return -EINVAL; + dev->mtu = new_mtu; netdev_update_features(dev); @@ -4245,6 +4257,34 @@ static int stmmac_dma_cap_show(struct seq_file *seq, void *v) } DEFINE_SHOW_ATTRIBUTE(stmmac_dma_cap); +/* Use network device events to rename debugfs file entries. + */ +static int stmmac_device_event(struct notifier_block *unused, + unsigned long event, void *ptr) +{ + struct net_device *dev = netdev_notifier_info_to_dev(ptr); + struct stmmac_priv *priv = netdev_priv(dev); + + if (dev->netdev_ops != &stmmac_netdev_ops) + goto done; + + switch (event) { + case NETDEV_CHANGENAME: + if (priv->dbgfs_dir) + priv->dbgfs_dir = debugfs_rename(stmmac_fs_dir, + priv->dbgfs_dir, + stmmac_fs_dir, + dev->name); + break; + } +done: + return NOTIFY_DONE; +} + +static struct notifier_block stmmac_notifier = { + .notifier_call = stmmac_device_event, +}; + static void stmmac_init_fs(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); @@ -4259,12 +4299,15 @@ static void stmmac_init_fs(struct net_device *dev) /* Entry to report the DMA HW features */ debugfs_create_file("dma_cap", 0444, priv->dbgfs_dir, dev, &stmmac_dma_cap_fops); + + register_netdevice_notifier(&stmmac_notifier); } static void stmmac_exit_fs(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + unregister_netdevice_notifier(&stmmac_notifier); debugfs_remove_recursive(priv->dbgfs_dir); } #endif /* CONFIG_DEBUG_FS */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index bedaff0c13bd..4775f49d7f3b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -320,7 +320,7 @@ out: static int stmmac_dt_phy(struct plat_stmmacenet_data *plat, struct device_node *np, struct device *dev) { - bool mdio = true; + bool mdio = !of_phy_is_fixed_link(np); static const struct of_device_id need_mdio_ids[] = { { .compatible = "snps,dwc-qos-ethernet-4.10" }, {}, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index f3d8b9336b8e..13227909287c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -624,6 +624,8 @@ static int stmmac_test_mcfilt(struct stmmac_priv *priv) return -EOPNOTSUPP; if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries) return -EOPNOTSUPP; + if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins) + return -EOPNOTSUPP; while (--tries) { /* We only need to check the mc_addr for collisions */ @@ -666,6 +668,8 @@ static int stmmac_test_ucfilt(struct stmmac_priv *priv) if (stmmac_filter_check(priv)) return -EOPNOTSUPP; + if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries) + return -EOPNOTSUPP; if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins) return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index a46f4189fde3..bf98e0fa7d8b 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -63,6 +63,7 @@ config TI_CPSW_SWITCHDEV tristate "TI CPSW Switch Support with switchdev" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || COMPILE_TEST depends on NET_SWITCHDEV + select PAGE_POOL select TI_DAVINCI_MDIO select MFD_SYSCON select REGMAP diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile index d34df8e5cf94..ecf776ad8689 100644 --- a/drivers/net/ethernet/ti/Makefile +++ b/drivers/net/ethernet/ti/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_TI_CPSW) += cpsw-common.o obj-$(CONFIG_TI_DAVINCI_EMAC) += cpsw-common.o +obj-$(CONFIG_TI_CPSW_SWITCHDEV) += cpsw-common.o obj-$(CONFIG_TLAN) += tlan.o obj-$(CONFIG_CPMAC) += cpmac.o diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 37ba708ac781..6614fa3089b2 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -1018,7 +1018,6 @@ static int cpdma_chan_submit_si(struct submit_info *si) struct cpdma_chan *chan = si->chan; struct cpdma_ctlr *ctlr = chan->ctlr; int len = si->len; - int swlen = len; struct cpdma_desc __iomem *desc; dma_addr_t buffer; u32 mode; @@ -1046,7 +1045,6 @@ static int cpdma_chan_submit_si(struct submit_info *si) if (si->data_dma) { buffer = si->data_dma; dma_sync_single_for_device(ctlr->dev, buffer, len, chan->dir); - swlen |= CPDMA_DMA_EXT_MAP; } else { buffer = dma_map_single(ctlr->dev, si->data_virt, len, chan->dir); ret = dma_mapping_error(ctlr->dev, buffer); @@ -1065,7 +1063,8 @@ static int cpdma_chan_submit_si(struct submit_info *si) writel_relaxed(mode | len, &desc->hw_mode); writel_relaxed((uintptr_t)si->token, &desc->sw_token); writel_relaxed(buffer, &desc->sw_buffer); - writel_relaxed(swlen, &desc->sw_len); + writel_relaxed(si->data_dma ? len | CPDMA_DMA_EXT_MAP : len, + &desc->sw_len); desc_read(desc, sw_len); __cpdma_chan_submit(chan, desc); |