diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core')
19 files changed, 471 insertions, 594 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile index 6bb2a860b15b..9de9abacf7f6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile @@ -22,7 +22,7 @@ mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \ # mlx5_core-$(CONFIG_MLX5_CORE_EN) += en_main.o en_common.o en_fs.o en_ethtool.o \ en_tx.o en_rx.o en_dim.o en_txrx.o en/xdp.o en_stats.o \ - en_selftest.o en/port.o en/monitor_stats.o en/reporter_tx.o + en_selftest.o en/port.o en/monitor_stats.o # # Netdev extra diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c index 424457ff9759..8ecac81a385d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c @@ -258,6 +258,8 @@ const char *parse_fs_dst(struct trace_seq *p, return ret; } +EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_ft); +EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_ft); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_fg); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_fg); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_set_fte); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h index d027ce00c8ce..a4cf123e3f17 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.h @@ -61,6 +61,41 @@ const char *parse_fs_dst(struct trace_seq *p, const struct mlx5_flow_destination *dst, u32 counter_id); +TRACE_EVENT(mlx5_fs_add_ft, + TP_PROTO(const struct mlx5_flow_table *ft), + TP_ARGS(ft), + TP_STRUCT__entry( + __field(const struct mlx5_flow_table *, ft) + __field(u32, id) + __field(u32, level) + __field(u32, type) + ), + TP_fast_assign( + __entry->ft = ft; + __entry->id = ft->id; + __entry->level = ft->level; + __entry->type = ft->type; + ), + TP_printk("ft=%p id=%u level=%u type=%u \n", + __entry->ft, __entry->id, __entry->level, __entry->type) + ); + +TRACE_EVENT(mlx5_fs_del_ft, + TP_PROTO(const struct mlx5_flow_table *ft), + TP_ARGS(ft), + TP_STRUCT__entry( + __field(const struct mlx5_flow_table *, ft) + __field(u32, id) + ), + TP_fast_assign( + __entry->ft = ft; + __entry->id = ft->id; + + ), + TP_printk("ft=%p id=%u\n", + __entry->ft, __entry->id) + ); + TRACE_EVENT(mlx5_fs_add_fg, TP_PROTO(const struct mlx5_flow_group *fg), TP_ARGS(fg), diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 27e276c9bf84..6dd74ef69389 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -76,15 +76,14 @@ struct page_pool; #define MLX5_SKB_FRAG_SZ(len) (SKB_DATA_ALIGN(len) + \ SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) +#define MLX5E_RX_MAX_HEAD (256) + #define MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(mdev) \ (6 + MLX5_CAP_GEN(mdev, cache_line_128byte)) /* HW restriction */ #define MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, req) \ max_t(u32, MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(mdev), req) -#define MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev) MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, 6) -#define MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(mdev) MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, 8) -#define MLX5E_MPWQE_STRIDE_SZ(mdev, cqe_cmprs) \ - (cqe_cmprs ? MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(mdev) : \ - MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev)) +#define MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev) \ + MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, order_base_2(MLX5E_RX_MAX_HEAD)) #define MLX5_MPWRQ_LOG_WQE_SZ 18 #define MLX5_MPWRQ_WQE_PAGE_ORDER (MLX5_MPWRQ_LOG_WQE_SZ - PAGE_SHIFT > 0 ? \ @@ -119,8 +118,6 @@ struct page_pool; #define MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE_MPW 0x2 -#define MLX5E_RX_MAX_HEAD (256) - #define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ (64 * 1024) #define MLX5E_DEFAULT_LRO_TIMEOUT 32 #define MLX5E_LRO_TIMEOUT_ARR_SIZE 4 @@ -309,16 +306,18 @@ struct mlx5e_cq { struct mlx5_core_cq mcq; struct mlx5e_channel *channel; + /* control */ + struct mlx5_core_dev *mdev; + struct mlx5_wq_ctrl wq_ctrl; +} ____cacheline_aligned_in_smp; + +struct mlx5e_cq_decomp { /* cqe decompression */ struct mlx5_cqe64 title; struct mlx5_mini_cqe8 mini_arr[MLX5_MINI_CQE_ARRAY_SIZE]; u8 mini_arr_idx; - u16 decmprs_left; - u16 decmprs_wqe_counter; - - /* control */ - struct mlx5_core_dev *mdev; - struct mlx5_wq_ctrl wq_ctrl; + u16 left; + u16 wqe_counter; } ____cacheline_aligned_in_smp; struct mlx5e_tx_wqe_info { @@ -388,7 +387,10 @@ struct mlx5e_txqsq { struct mlx5e_channel *channel; int txq_ix; u32 rate_limit; - struct work_struct recover_work; + struct mlx5e_txqsq_recover { + struct work_struct recover_work; + u64 last_recover; + } recover; } ____cacheline_aligned_in_smp; struct mlx5e_dma_info { @@ -578,6 +580,7 @@ struct mlx5e_rq { struct net_device *netdev; struct mlx5e_rq_stats *stats; struct mlx5e_cq cq; + struct mlx5e_cq_decomp cqd; struct mlx5e_page_cache page_cache; struct hwtstamp_config *tstamp; struct mlx5_clock *clock; @@ -635,6 +638,7 @@ struct mlx5e_channel { struct hwtstamp_config *tstamp; int ix; int cpu; + cpumask_var_t xps_cpumask; }; struct mlx5e_channels { @@ -679,13 +683,6 @@ struct mlx5e_rss_params { u8 hfunc; }; -struct mlx5e_modify_sq_param { - int curr_state; - int next_state; - int rl_update; - int rl_index; -}; - struct mlx5e_priv { /* priv data path fields - start */ struct mlx5e_txqsq *txq2sq[MLX5E_MAX_NUM_CHANNELS * MLX5E_MAX_NUM_TC]; @@ -741,7 +738,6 @@ struct mlx5e_priv { #ifdef CONFIG_MLX5_EN_TLS struct mlx5e_tls *tls; #endif - struct devlink_health_reporter *tx_reporter; }; struct mlx5e_profile { @@ -808,6 +804,7 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe, void mlx5e_update_stats(struct mlx5e_priv *priv); void mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats); +void mlx5e_fold_sw_stats64(struct mlx5e_priv *priv, struct rtnl_link_stats64 *s); void mlx5e_init_l2_addr(struct mlx5e_priv *priv); int mlx5e_self_test_num(struct mlx5e_priv *priv); @@ -871,11 +868,6 @@ void mlx5e_set_rq_type(struct mlx5_core_dev *mdev, struct mlx5e_params *params); void mlx5e_init_rq_type_params(struct mlx5_core_dev *mdev, struct mlx5e_params *params); -int mlx5e_modify_sq(struct mlx5_core_dev *mdev, u32 sqn, - struct mlx5e_modify_sq_param *p); -void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq); -void mlx5e_tx_disable_queue(struct netdev_queue *txq); - static inline bool mlx5e_tunnel_inner_ft_supported(struct mlx5_core_dev *mdev) { return (MLX5_CAP_ETH(mdev, tunnel_stateless_gre) && diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter.h b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter.h deleted file mode 100644 index 2335c5b48820..000000000000 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter.h +++ /dev/null @@ -1,15 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ -/* Copyright (c) 2018 Mellanox Technologies. */ - -#ifndef __MLX5E_EN_REPORTER_H -#define __MLX5E_EN_REPORTER_H - -#include <linux/mlx5/driver.h> -#include "en.h" - -int mlx5e_tx_reporter_create(struct mlx5e_priv *priv); -void mlx5e_tx_reporter_destroy(struct mlx5e_priv *priv); -void mlx5e_tx_reporter_err_cqe(struct mlx5e_txqsq *sq); -void mlx5e_tx_reporter_timeout(struct mlx5e_txqsq *sq); - -#endif diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c deleted file mode 100644 index d9675afbb924..000000000000 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ /dev/null @@ -1,356 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ -/* Copyright (c) 2018 Mellanox Technologies. */ - -#include <net/devlink.h> -#include "reporter.h" -#include "lib/eq.h" - -#define MLX5E_TX_REPORTER_PER_SQ_MAX_LEN 256 - -struct mlx5e_tx_err_ctx { - int (*recover)(struct mlx5e_txqsq *sq); - struct mlx5e_txqsq *sq; -}; - -static int mlx5e_wait_for_sq_flush(struct mlx5e_txqsq *sq) -{ - unsigned long exp_time = jiffies + msecs_to_jiffies(2000); - - while (time_before(jiffies, exp_time)) { - if (sq->cc == sq->pc) - return 0; - - msleep(20); - } - - netdev_err(sq->channel->netdev, - "Wait for SQ 0x%x flush timeout (sq cc = 0x%x, sq pc = 0x%x)\n", - sq->sqn, sq->cc, sq->pc); - - return -ETIMEDOUT; -} - -static void mlx5e_reset_txqsq_cc_pc(struct mlx5e_txqsq *sq) -{ - WARN_ONCE(sq->cc != sq->pc, - "SQ 0x%x: cc (0x%x) != pc (0x%x)\n", - sq->sqn, sq->cc, sq->pc); - sq->cc = 0; - sq->dma_fifo_cc = 0; - sq->pc = 0; -} - -static int mlx5e_sq_to_ready(struct mlx5e_txqsq *sq, int curr_state) -{ - struct mlx5_core_dev *mdev = sq->channel->mdev; - struct net_device *dev = sq->channel->netdev; - struct mlx5e_modify_sq_param msp = {0}; - int err; - - msp.curr_state = curr_state; - msp.next_state = MLX5_SQC_STATE_RST; - - err = mlx5e_modify_sq(mdev, sq->sqn, &msp); - if (err) { - netdev_err(dev, "Failed to move sq 0x%x to reset\n", sq->sqn); - return err; - } - - memset(&msp, 0, sizeof(msp)); - msp.curr_state = MLX5_SQC_STATE_RST; - msp.next_state = MLX5_SQC_STATE_RDY; - - err = mlx5e_modify_sq(mdev, sq->sqn, &msp); - if (err) { - netdev_err(dev, "Failed to move sq 0x%x to ready\n", sq->sqn); - return err; - } - - return 0; -} - -static int mlx5e_tx_reporter_err_cqe_recover(struct mlx5e_txqsq *sq) -{ - struct mlx5_core_dev *mdev = sq->channel->mdev; - struct net_device *dev = sq->channel->netdev; - u8 state; - int err; - - if (!test_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state)) - return 0; - - err = mlx5_core_query_sq_state(mdev, sq->sqn, &state); - if (err) { - netdev_err(dev, "Failed to query SQ 0x%x state. err = %d\n", - sq->sqn, err); - return err; - } - - if (state != MLX5_RQC_STATE_ERR) { - netdev_err(dev, "SQ 0x%x not in ERROR state\n", sq->sqn); - return -EINVAL; - } - - mlx5e_tx_disable_queue(sq->txq); - - err = mlx5e_wait_for_sq_flush(sq); - if (err) - return err; - - /* At this point, no new packets will arrive from the stack as TXQ is - * marked with QUEUE_STATE_DRV_XOFF. In addition, NAPI cleared all - * pending WQEs. SQ can safely reset the SQ. - */ - - err = mlx5e_sq_to_ready(sq, state); - if (err) - return err; - - mlx5e_reset_txqsq_cc_pc(sq); - sq->stats->recover++; - mlx5e_activate_txqsq(sq); - - return 0; -} - -void mlx5e_tx_reporter_err_cqe(struct mlx5e_txqsq *sq) -{ - char err_str[MLX5E_TX_REPORTER_PER_SQ_MAX_LEN]; - struct mlx5e_tx_err_ctx err_ctx = {0}; - - err_ctx.sq = sq; - err_ctx.recover = mlx5e_tx_reporter_err_cqe_recover; - sprintf(err_str, "ERR CQE on SQ: 0x%x", sq->sqn); - - devlink_health_report(sq->channel->priv->tx_reporter, err_str, - &err_ctx); -} - -static int mlx5e_tx_reporter_timeout_recover(struct mlx5e_txqsq *sq) -{ - struct mlx5_eq_comp *eq = sq->cq.mcq.eq; - u32 eqe_count; - - netdev_err(sq->channel->netdev, "EQ 0x%x: Cons = 0x%x, irqn = 0x%x\n", - eq->core.eqn, eq->core.cons_index, eq->core.irqn); - - eqe_count = mlx5_eq_poll_irq_disabled(eq); - if (!eqe_count) { - clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); - return 1; - } - - netdev_err(sq->channel->netdev, "Recover %d eqes on EQ 0x%x\n", - eqe_count, eq->core.eqn); - sq->channel->stats->eq_rearm++; - return 0; -} - -void mlx5e_tx_reporter_timeout(struct mlx5e_txqsq *sq) -{ - struct mlx5e_tx_err_ctx err_ctx; - char err_str[MLX5E_TX_REPORTER_PER_SQ_MAX_LEN]; - - err_ctx.sq = sq; - err_ctx.recover = mlx5e_tx_reporter_timeout_recover; - sprintf(err_str, - "TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x, usecs since last trans: %u\n", - sq->channel->ix, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc, - jiffies_to_usecs(jiffies - sq->txq->trans_start)); - devlink_health_report(sq->channel->priv->tx_reporter, err_str, - &err_ctx); -} - -/* state lock cannot be grabbed within this function. - * It can cause a dead lock or a read-after-free. - */ -int mlx5e_tx_reporter_recover_from_ctx(struct mlx5e_tx_err_ctx *err_ctx) -{ - return err_ctx->recover(err_ctx->sq); -} - -static int mlx5e_tx_reporter_recover_all(struct mlx5e_priv *priv) -{ - int err; - - mutex_lock(&priv->state_lock); - mlx5e_close_locked(priv->netdev); - err = mlx5e_open_locked(priv->netdev); - mutex_unlock(&priv->state_lock); - - return err; -} - -static int mlx5e_tx_reporter_recover(struct devlink_health_reporter *reporter, - void *context) -{ - struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); - struct mlx5e_tx_err_ctx *err_ctx = context; - - return err_ctx ? mlx5e_tx_reporter_recover_from_ctx(err_ctx) : - mlx5e_tx_reporter_recover_all(priv); -} - -static int -mlx5e_tx_reporter_build_diagnose_output(struct devlink_health_buffer *buffer, - u32 sqn, u8 state, u8 stopped) -{ - int err, i; - int nest = 0; - char name[20]; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_PAIR); - if (err) - goto buffer_error; - nest++; - - sprintf(name, "SQ 0x%x", sqn); - err = devlink_health_buffer_put_object_name(buffer, name); - if (err) - goto buffer_error; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_VALUE); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_PAIR); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_put_object_name(buffer, "HW state"); - if (err) - goto buffer_error; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_VALUE); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_put_value_u8(buffer, state); - if (err) - goto buffer_error; - - devlink_health_buffer_nest_end(buffer); /* DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_VALUE */ - nest--; - - devlink_health_buffer_nest_end(buffer); /* DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_PAIR */ - nest--; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_PAIR); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_put_object_name(buffer, "stopped"); - if (err) - goto buffer_error; - - err = devlink_health_buffer_nest_start(buffer, - DEVLINK_ATTR_HEALTH_BUFFER_OBJECT_VALUE); - if (err) - goto buffer_error; - nest++; - - err = devlink_health_buffer_put_value_u8(buffer, stopped); - if (err) - goto buffer_error; - - for (i = 0; i < nest; i++) - devlink_health_buffer_nest_end(buffer); - - return 0; - -buffer_error: - for (i = 0; i < nest; i++) - devlink_health_buffer_nest_cancel(buffer); - return err; -} - -static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter, - struct devlink_health_buffer **buffers_array, - unsigned int buffer_size, - unsigned int num_buffers) -{ - struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); - unsigned int buff = 0; - int i = 0, err = 0; - - if (buffer_size < MLX5E_TX_REPORTER_PER_SQ_MAX_LEN) - return -ENOMEM; - - mutex_lock(&priv->state_lock); - - if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { - mutex_unlock(&priv->state_lock); - return 0; - } - - while (i < priv->channels.num * priv->channels.params.num_tc) { - struct mlx5e_txqsq *sq = priv->txq2sq[i]; - u8 state; - - err = mlx5_core_query_sq_state(priv->mdev, sq->sqn, &state); - if (err) - break; - - err = mlx5e_tx_reporter_build_diagnose_output(buffers_array[buff], - sq->sqn, state, - netif_xmit_stopped(sq->txq)); - if (err) { - if (++buff == num_buffers) - break; - } else { - i++; - } - } - - mutex_unlock(&priv->state_lock); - return err; -} - -static const struct devlink_health_reporter_ops mlx5_tx_reporter_ops = { - .name = "TX", - .recover = mlx5e_tx_reporter_recover, - .diagnose_size = MLX5E_MAX_NUM_CHANNELS * MLX5E_MAX_NUM_TC * - MLX5E_TX_REPORTER_PER_SQ_MAX_LEN, - .diagnose = mlx5e_tx_reporter_diagnose, - .dump_size = 0, - .dump = NULL, -}; - -#define MLX5_REPORTER_TX_GRACEFUL_PERIOD 500 -int mlx5e_tx_reporter_create(struct mlx5e_priv *priv) -{ - struct mlx5_core_dev *mdev = priv->mdev; - struct devlink *devlink = priv_to_devlink(mdev); - - priv->tx_reporter = - devlink_health_reporter_create(devlink, &mlx5_tx_reporter_ops, - MLX5_REPORTER_TX_GRACEFUL_PERIOD, - true, priv); - return PTR_ERR_OR_ZERO(priv->tx_reporter); -} - -void mlx5e_tx_reporter_destroy(struct mlx5e_priv *priv) -{ - devlink_health_reporter_destroy(priv->tx_reporter); -} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index c9df08133718..3bbccead2f63 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -844,9 +844,12 @@ int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv *priv, ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Autoneg); - if (get_fec_supported_advertised(mdev, link_ksettings)) + err = get_fec_supported_advertised(mdev, link_ksettings); + if (err) { netdev_dbg(priv->netdev, "%s: FEC caps query failed: %d\n", __func__, err); + err = 0; /* don't fail caps query because of FEC error */ + } if (!an_disable_admin) ethtool_link_ksettings_add_link_mode(link_ksettings, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index dee0c8f3d4e9..099d307e6f25 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -51,7 +51,6 @@ #include "en/xdp.h" #include "lib/eq.h" #include "en/monitor_stats.h" -#include "en/reporter.h" struct mlx5e_rq_param { u32 rqc[MLX5_ST_SZ_DW(rqc)]; @@ -172,8 +171,7 @@ static u8 mlx5e_mpwqe_get_log_stride_size(struct mlx5_core_dev *mdev, if (mlx5e_rx_mpwqe_is_linear_skb(mdev, params)) return order_base_2(mlx5e_rx_get_linear_frag_sz(params)); - return MLX5E_MPWQE_STRIDE_SZ(mdev, - MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)); + return MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev); } static u8 mlx5e_mpwqe_get_log_num_strides(struct mlx5_core_dev *mdev, @@ -951,7 +949,7 @@ static int mlx5e_open_rq(struct mlx5e_channel *c, if (params->rx_dim_enabled) __set_bit(MLX5E_RQ_STATE_AM, &c->rq.state); - if (params->pflags & MLX5E_PFLAG_RX_NO_CSUM_COMPLETE) + if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_NO_CSUM_COMPLETE)) __set_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &c->rq.state); return 0; @@ -1161,7 +1159,7 @@ static int mlx5e_alloc_txqsq_db(struct mlx5e_txqsq *sq, int numa) return 0; } -static void mlx5e_tx_err_cqe_work(struct work_struct *recover_work); +static void mlx5e_sq_recover(struct work_struct *work); static int mlx5e_alloc_txqsq(struct mlx5e_channel *c, int txq_ix, struct mlx5e_params *params, @@ -1183,7 +1181,7 @@ static int mlx5e_alloc_txqsq(struct mlx5e_channel *c, sq->uar_map = mdev->mlx5e_res.bfreg.map; sq->min_inline_mode = params->tx_min_inline_mode; sq->stats = &c->priv->channel_stats[c->ix].sq[tc]; - INIT_WORK(&sq->recover_work, mlx5e_tx_err_cqe_work); + INIT_WORK(&sq->recover.recover_work, mlx5e_sq_recover); if (MLX5_IPSEC_DEV(c->priv->mdev)) set_bit(MLX5E_SQ_STATE_IPSEC, &sq->state); if (mlx5_accel_is_tls_device(c->priv->mdev)) @@ -1271,8 +1269,15 @@ static int mlx5e_create_sq(struct mlx5_core_dev *mdev, return err; } -int mlx5e_modify_sq(struct mlx5_core_dev *mdev, u32 sqn, - struct mlx5e_modify_sq_param *p) +struct mlx5e_modify_sq_param { + int curr_state; + int next_state; + bool rl_update; + int rl_index; +}; + +static int mlx5e_modify_sq(struct mlx5_core_dev *mdev, u32 sqn, + struct mlx5e_modify_sq_param *p) { void *in; void *sqc; @@ -1370,7 +1375,17 @@ err_free_txqsq: return err; } -void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) +static void mlx5e_reset_txqsq_cc_pc(struct mlx5e_txqsq *sq) +{ + WARN_ONCE(sq->cc != sq->pc, + "SQ 0x%x: cc (0x%x) != pc (0x%x)\n", + sq->sqn, sq->cc, sq->pc); + sq->cc = 0; + sq->dma_fifo_cc = 0; + sq->pc = 0; +} + +static void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) { sq->txq = netdev_get_tx_queue(sq->channel->netdev, sq->txq_ix); clear_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state); @@ -1379,7 +1394,7 @@ void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) netif_tx_start_queue(sq->txq); } -void mlx5e_tx_disable_queue(struct netdev_queue *txq) +static inline void netif_tx_disable_queue(struct netdev_queue *txq) { __netif_tx_lock_bh(txq); netif_tx_stop_queue(txq); @@ -1395,7 +1410,7 @@ static void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) /* prevent netif_tx_wake_queue */ napi_synchronize(&c->napi); - mlx5e_tx_disable_queue(sq->txq); + netif_tx_disable_queue(sq->txq); /* last doorbell out, godspeed .. */ if (mlx5e_wqc_has_room_for(wq, sq->cc, sq->pc, 1)) { @@ -1415,7 +1430,6 @@ static void mlx5e_close_txqsq(struct mlx5e_txqsq *sq) struct mlx5_rate_limit rl = {0}; cancel_work_sync(&sq->dim.work); - cancel_work_sync(&sq->recover_work); mlx5e_destroy_sq(mdev, sq->sqn); if (sq->rate_limit) { rl.rate = sq->rate_limit; @@ -1425,15 +1439,105 @@ static void mlx5e_close_txqsq(struct mlx5e_txqsq *sq) mlx5e_free_txqsq(sq); } -static void mlx5e_tx_err_cqe_work(struct work_struct *recover_work) +static int mlx5e_wait_for_sq_flush(struct mlx5e_txqsq *sq) +{ + unsigned long exp_time = jiffies + msecs_to_jiffies(2000); + + while (time_before(jiffies, exp_time)) { + if (sq->cc == sq->pc) + return 0; + + msleep(20); + } + + netdev_err(sq->channel->netdev, + "Wait for SQ 0x%x flush timeout (sq cc = 0x%x, sq pc = 0x%x)\n", + sq->sqn, sq->cc, sq->pc); + + return -ETIMEDOUT; +} + +static int mlx5e_sq_to_ready(struct mlx5e_txqsq *sq, int curr_state) +{ + struct mlx5_core_dev *mdev = sq->channel->mdev; + struct net_device *dev = sq->channel->netdev; + struct mlx5e_modify_sq_param msp = {0}; + int err; + + msp.curr_state = curr_state; + msp.next_state = MLX5_SQC_STATE_RST; + + err = mlx5e_modify_sq(mdev, sq->sqn, &msp); + if (err) { + netdev_err(dev, "Failed to move sq 0x%x to reset\n", sq->sqn); + return err; + } + + memset(&msp, 0, sizeof(msp)); + msp.curr_state = MLX5_SQC_STATE_RST; + msp.next_state = MLX5_SQC_STATE_RDY; + + err = mlx5e_modify_sq(mdev, sq->sqn, &msp); + if (err) { + netdev_err(dev, "Failed to move sq 0x%x to ready\n", sq->sqn); + return err; + } + + return 0; +} + +static void mlx5e_sq_recover(struct work_struct *work) { - struct mlx5e_txqsq *sq = container_of(recover_work, struct mlx5e_txqsq, - recover_work); + struct mlx5e_txqsq_recover *recover = + container_of(work, struct mlx5e_txqsq_recover, + recover_work); + struct mlx5e_txqsq *sq = container_of(recover, struct mlx5e_txqsq, + recover); + struct mlx5_core_dev *mdev = sq->channel->mdev; + struct net_device *dev = sq->channel->netdev; + u8 state; + int err; - if (!sq->channel->priv->tx_reporter) + err = mlx5_core_query_sq_state(mdev, sq->sqn, &state); + if (err) { + netdev_err(dev, "Failed to query SQ 0x%x state. err = %d\n", + sq->sqn, err); + return; + } + + if (state != MLX5_RQC_STATE_ERR) { + netdev_err(dev, "SQ 0x%x not in ERROR state\n", sq->sqn); + return; + } + + netif_tx_disable_queue(sq->txq); + + if (mlx5e_wait_for_sq_flush(sq)) + return; + + /* If the interval between two consecutive recovers per SQ is too + * short, don't recover to avoid infinite loop of ERR_CQE -> recover. + * If we reached this state, there is probably a bug that needs to be + * fixed. let's keep the queue close and let tx timeout cleanup. + */ + if (jiffies_to_msecs(jiffies - recover->last_recover) < + MLX5E_SQ_RECOVER_MIN_INTERVAL) { + netdev_err(dev, "Recover SQ 0x%x canceled, too many error CQEs\n", + sq->sqn); return; + } - mlx5e_tx_reporter_err_cqe(sq); + /* At this point, no new packets will arrive from the stack as TXQ is + * marked with QUEUE_STATE_DRV_XOFF. In addition, NAPI cleared all + * pending WQEs. SQ can safely reset the SQ. + */ + if (mlx5e_sq_to_ready(sq, state)) + return; + + mlx5e_reset_txqsq_cc_pc(sq); + sq->stats->recover++; + recover->last_recover = jiffies; + mlx5e_activate_txqsq(sq); } static int mlx5e_open_icosq(struct mlx5e_channel *c, @@ -1845,6 +1949,29 @@ static int mlx5e_set_tx_maxrate(struct net_device *dev, int index, u32 rate) return err; } +static int mlx5e_alloc_xps_cpumask(struct mlx5e_channel *c, + struct mlx5e_params *params) +{ + int num_comp_vectors = mlx5_comp_vectors_count(c->mdev); + int irq; + + if (!zalloc_cpumask_var(&c->xps_cpumask, GFP_KERNEL)) + return -ENOMEM; + + for (irq = c->ix; irq < num_comp_vectors; irq += params->num_channels) { + int cpu = cpumask_first(mlx5_comp_irq_get_affinity_mask(c->mdev, irq)); + + cpumask_set_cpu(cpu, c->xps_cpumask); + } + + return 0; +} + +static void mlx5e_free_xps_cpumask(struct mlx5e_channel *c) +{ + free_cpumask_var(c->xps_cpumask); +} + static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, struct mlx5e_params *params, struct mlx5e_channel_param *cparam, @@ -1877,9 +2004,12 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix, c->num_tc = params->num_tc; c->xdp = !!params->xdp_prog; c->stats = &priv->channel_stats[ix].ch; - c->irq_desc = irq_to_desc(irq); + err = mlx5e_alloc_xps_cpumask(c, params); + if (err) + goto err_free_channel; + netif_napi_add(netdev, &c->napi, mlx5e_napi_poll, 64); err = mlx5e_open_cq(c, icocq_moder, &cparam->icosq_cq, &c->icosq.cq); @@ -1962,6 +2092,9 @@ err_close_icosq_cq: err_napi_del: netif_napi_del(&c->napi); + mlx5e_free_xps_cpumask(c); + +err_free_channel: kvfree(c); return err; @@ -1974,7 +2107,7 @@ static void mlx5e_activate_channel(struct mlx5e_channel *c) for (tc = 0; tc < c->num_tc; tc++) mlx5e_activate_txqsq(&c->sq[tc]); mlx5e_activate_rq(&c->rq); - netif_set_xps_queue(c->netdev, get_cpu_mask(c->cpu), c->ix); + netif_set_xps_queue(c->netdev, c->xps_cpumask, c->ix); } static void mlx5e_deactivate_channel(struct mlx5e_channel *c) @@ -2002,6 +2135,7 @@ static void mlx5e_close_channel(struct mlx5e_channel *c) mlx5e_close_tx_cqs(c); mlx5e_close_cq(&c->icosq.cq); netif_napi_del(&c->napi); + mlx5e_free_xps_cpumask(c); kvfree(c); } @@ -3102,7 +3236,6 @@ static void mlx5e_cleanup_nic_tx(struct mlx5e_priv *priv) { int tc; - mlx5e_tx_reporter_destroy(priv); for (tc = 0; tc < priv->profile->max_tc; tc++) mlx5e_destroy_tis(priv->mdev, priv->tisn[tc]); } @@ -3388,11 +3521,32 @@ static int mlx5e_setup_tc(struct net_device *dev, enum tc_setup_type type, } } +void mlx5e_fold_sw_stats64(struct mlx5e_priv *priv, struct rtnl_link_stats64 *s) +{ + int i; + + for (i = 0; i < mlx5e_get_netdev_max_channels(priv->netdev); i++) { + struct mlx5e_channel_stats *channel_stats = &priv->channel_stats[i]; + struct mlx5e_rq_stats *rq_stats = &channel_stats->rq; + int j; + + s->rx_packets += rq_stats->packets; + s->rx_bytes += rq_stats->bytes; + + for (j = 0; j < priv->max_opened_tc; j++) { + struct mlx5e_sq_stats *sq_stats = &channel_stats->sq[j]; + + s->tx_packets += sq_stats->packets; + s->tx_bytes += sq_stats->bytes; + s->tx_dropped += sq_stats->dropped; + } + } +} + void mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlx5e_priv *priv = netdev_priv(dev); - struct mlx5e_sw_stats *sstats = &priv->stats.sw; struct mlx5e_vport_stats *vstats = &priv->stats.vport; struct mlx5e_pport_stats *pstats = &priv->stats.pport; @@ -3407,12 +3561,7 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->tx_packets = PPORT_802_3_GET(pstats, a_frames_transmitted_ok); stats->tx_bytes = PPORT_802_3_GET(pstats, a_octets_transmitted_ok); } else { - mlx5e_grp_sw_update_stats(priv); - stats->rx_packets = sstats->rx_packets; - stats->rx_bytes = sstats->rx_bytes; - stats->tx_packets = sstats->tx_packets; - stats->tx_bytes = sstats->tx_bytes; - stats->tx_dropped = sstats->tx_queue_dropped; + mlx5e_fold_sw_stats64(priv, stats); } stats->rx_dropped = priv->stats.qcnt.rx_out_of_buffer; @@ -4074,14 +4223,31 @@ netdev_features_t mlx5e_features_check(struct sk_buff *skb, return features; } +static bool mlx5e_tx_timeout_eq_recover(struct net_device *dev, + struct mlx5e_txqsq *sq) +{ + struct mlx5_eq_comp *eq = sq->cq.mcq.eq; + u32 eqe_count; + + netdev_err(dev, "EQ 0x%x: Cons = 0x%x, irqn = 0x%x\n", + eq->core.eqn, eq->core.cons_index, eq->core.irqn); + + eqe_count = mlx5_eq_poll_irq_disabled(eq); + if (!eqe_count) + return false; + + netdev_err(dev, "Recover %d eqes on EQ 0x%x\n", eqe_count, eq->core.eqn); + sq->channel->stats->eq_rearm++; + return true; +} + static void mlx5e_tx_timeout_work(struct work_struct *work) { struct mlx5e_priv *priv = container_of(work, struct mlx5e_priv, tx_timeout_work); - int i; - - if (!priv->tx_reporter) - return; + struct net_device *dev = priv->netdev; + bool reopen_channels = false; + int i, err; rtnl_lock(); mutex_lock(&priv->state_lock); @@ -4090,16 +4256,36 @@ static void mlx5e_tx_timeout_work(struct work_struct *work) goto unlock; for (i = 0; i < priv->channels.num * priv->channels.params.num_tc; i++) { - struct netdev_queue *dev_queue = - netdev_get_tx_queue(priv->netdev, i); + struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, i); struct mlx5e_txqsq *sq = priv->txq2sq[i]; if (!netif_xmit_stopped(dev_queue)) continue; - mlx5e_tx_reporter_timeout(sq); + netdev_err(dev, + "TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x, usecs since last trans: %u\n", + i, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc, + jiffies_to_usecs(jiffies - dev_queue->trans_start)); + + /* If we recover a lost interrupt, most likely TX timeout will + * be resolved, skip reopening channels + */ + if (!mlx5e_tx_timeout_eq_recover(dev, sq)) { + clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); + reopen_channels = true; + } } + if (!reopen_channels) + goto unlock; + + mlx5e_close_locked(dev); + err = mlx5e_open_locked(dev); + if (err) + netdev_err(priv->netdev, + "mlx5e_open_locked failed recovering from a tx_timeout, err(%d).\n", + err); + unlock: mutex_unlock(&priv->state_lock); rtnl_unlock(); @@ -4767,7 +4953,6 @@ static int mlx5e_init_nic_tx(struct mlx5e_priv *priv) #ifdef CONFIG_MLX5_CORE_EN_DCB mlx5e_dcbnl_initialize(priv); #endif - mlx5e_tx_reporter_create(priv); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 96cc0c6a4014..5d2e0c2f6624 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -58,7 +58,8 @@ struct mlx5e_rep_indr_block_priv { struct list_head list; }; -static void mlx5e_rep_indr_unregister_block(struct net_device *netdev); +static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv, + struct net_device *netdev); static void mlx5e_rep_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) @@ -161,26 +162,16 @@ static void mlx5e_rep_update_hw_counters(struct mlx5e_priv *priv) static void mlx5e_rep_update_sw_counters(struct mlx5e_priv *priv) { struct mlx5e_sw_stats *s = &priv->stats.sw; - struct mlx5e_rq_stats *rq_stats; - struct mlx5e_sq_stats *sq_stats; - int i, j; + struct rtnl_link_stats64 stats64 = {}; memset(s, 0, sizeof(*s)); - for (i = 0; i < priv->channels.num; i++) { - struct mlx5e_channel *c = priv->channels.c[i]; - - rq_stats = c->rq.stats; - - s->rx_packets += rq_stats->packets; - s->rx_bytes += rq_stats->bytes; - - for (j = 0; j < priv->channels.params.num_tc; j++) { - sq_stats = c->sq[j].stats; + mlx5e_fold_sw_stats64(priv, &stats64); - s->tx_packets += sq_stats->packets; - s->tx_bytes += sq_stats->bytes; - } - } + s->rx_packets = stats64.rx_packets; + s->rx_bytes = stats64.rx_bytes; + s->tx_packets = stats64.tx_packets; + s->tx_bytes = stats64.tx_bytes; + s->tx_queue_dropped = stats64.tx_dropped; } static void mlx5e_rep_get_ethtool_stats(struct net_device *dev, @@ -193,8 +184,7 @@ static void mlx5e_rep_get_ethtool_stats(struct net_device *dev, return; mutex_lock(&priv->state_lock); - if (test_bit(MLX5E_STATE_OPENED, &priv->state)) - mlx5e_rep_update_sw_counters(priv); + mlx5e_rep_update_sw_counters(priv); mlx5e_rep_update_hw_counters(priv); mutex_unlock(&priv->state_lock); @@ -663,7 +653,7 @@ static void mlx5e_rep_indr_clean_block_privs(struct mlx5e_rep_priv *rpriv) struct list_head *head = &rpriv->uplink_priv.tc_indr_block_priv_list; list_for_each_entry_safe(cb_priv, temp, head, list) { - mlx5e_rep_indr_unregister_block(cb_priv->netdev); + mlx5e_rep_indr_unregister_block(rpriv, cb_priv->netdev); kfree(cb_priv); } } @@ -735,7 +725,7 @@ mlx5e_rep_indr_setup_tc_block(struct net_device *netdev, err = tcf_block_cb_register(f->block, mlx5e_rep_indr_setup_block_cb, - netdev, indr_priv, f->extack); + indr_priv, indr_priv, f->extack); if (err) { list_del(&indr_priv->list); kfree(indr_priv); @@ -743,14 +733,15 @@ mlx5e_rep_indr_setup_tc_block(struct net_device *netdev, return err; case TC_BLOCK_UNBIND: + indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev); + if (!indr_priv) + return -ENOENT; + tcf_block_cb_unregister(f->block, mlx5e_rep_indr_setup_block_cb, - netdev); - indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev); - if (indr_priv) { - list_del(&indr_priv->list); - kfree(indr_priv); - } + indr_priv); + list_del(&indr_priv->list); + kfree(indr_priv); return 0; default: @@ -779,7 +770,7 @@ static int mlx5e_rep_indr_register_block(struct mlx5e_rep_priv *rpriv, err = __tc_indr_block_cb_register(netdev, rpriv, mlx5e_rep_indr_setup_tc_cb, - netdev); + rpriv); if (err) { struct mlx5e_priv *priv = netdev_priv(rpriv->netdev); @@ -789,10 +780,11 @@ static int mlx5e_rep_indr_register_block(struct mlx5e_rep_priv *rpriv, return err; } -static void mlx5e_rep_indr_unregister_block(struct net_device *netdev) +static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv, + struct net_device *netdev) { __tc_indr_block_cb_unregister(netdev, mlx5e_rep_indr_setup_tc_cb, - netdev); + rpriv); } static int mlx5e_nic_rep_netdevice_event(struct notifier_block *nb, @@ -811,7 +803,7 @@ static int mlx5e_nic_rep_netdevice_event(struct notifier_block *nb, mlx5e_rep_indr_register_block(rpriv, netdev); break; case NETDEV_UNREGISTER: - mlx5e_rep_indr_unregister_block(netdev); + mlx5e_rep_indr_unregister_block(rpriv, netdev); break; } return NOTIFY_OK; @@ -1122,9 +1114,17 @@ static int mlx5e_rep_get_phys_port_name(struct net_device *dev, struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5e_rep_priv *rpriv = priv->ppriv; struct mlx5_eswitch_rep *rep = rpriv->rep; - int ret; + int ret, pf_num; + + ret = mlx5_lag_get_pf_num(priv->mdev, &pf_num); + if (ret) + return ret; + + if (rep->vport == FDB_UPLINK_VPORT) + ret = snprintf(buf, len, "p%d", pf_num); + else + ret = snprintf(buf, len, "pf%dvf%d", pf_num, rep->vport - 1); - ret = snprintf(buf, len, "%d", rep->vport - 1); if (ret >= len) return -EOPNOTSUPP; @@ -1225,17 +1225,8 @@ mlx5e_get_sw_stats64(const struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlx5e_priv *priv = netdev_priv(dev); - struct mlx5e_sw_stats *sstats = &priv->stats.sw; - - mlx5e_rep_update_sw_counters(priv); - - stats->rx_packets = sstats->rx_packets; - stats->rx_bytes = sstats->rx_bytes; - stats->tx_packets = sstats->tx_packets; - stats->tx_bytes = sstats->tx_bytes; - - stats->tx_dropped = sstats->tx_queue_dropped; + mlx5e_fold_sw_stats64(priv, stats); return 0; } @@ -1281,6 +1272,18 @@ static int mlx5e_uplink_rep_set_mac(struct net_device *netdev, void *addr) return 0; } +static int mlx5e_uplink_rep_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos, + __be16 vlan_proto) +{ + netdev_warn_once(dev, "legacy vf vlan setting isn't supported in switchdev mode\n"); + + if (vlan != 0) + return -EOPNOTSUPP; + + /* allow setting 0-vid for compatibility with libvirt */ + return 0; +} + static const struct switchdev_ops mlx5e_rep_switchdev_ops = { .switchdev_port_attr_get = mlx5e_attr_get, }; @@ -1315,6 +1318,7 @@ static const struct net_device_ops mlx5e_netdev_ops_uplink_rep = { .ndo_set_vf_rate = mlx5e_set_vf_rate, .ndo_get_vf_config = mlx5e_get_vf_config, .ndo_get_vf_stats = mlx5e_get_vf_stats, + .ndo_set_vf_vlan = mlx5e_uplink_rep_set_vf_vlan, }; bool mlx5e_eswitch_rep(struct net_device *netdev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 1d0bb5ff8c26..be396e5e4e39 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -52,40 +52,45 @@ static inline bool mlx5e_rx_hw_stamp(struct hwtstamp_config *config) return config->rx_filter == HWTSTAMP_FILTER_ALL; } -static inline void mlx5e_read_cqe_slot(struct mlx5e_cq *cq, u32 cqcc, - void *data) +static inline void mlx5e_read_cqe_slot(struct mlx5_cqwq *wq, + u32 cqcc, void *data) { - u32 ci = mlx5_cqwq_ctr2ix(&cq->wq, cqcc); + u32 ci = mlx5_cqwq_ctr2ix(wq, cqcc); - memcpy(data, mlx5_cqwq_get_wqe(&cq->wq, ci), sizeof(struct mlx5_cqe64)); + memcpy(data, mlx5_cqwq_get_wqe(wq, ci), sizeof(struct mlx5_cqe64)); } static inline void mlx5e_read_title_slot(struct mlx5e_rq *rq, - struct mlx5e_cq *cq, u32 cqcc) + struct mlx5_cqwq *wq, + u32 cqcc) { - mlx5e_read_cqe_slot(cq, cqcc, &cq->title); - cq->decmprs_left = be32_to_cpu(cq->title.byte_cnt); - cq->decmprs_wqe_counter = be16_to_cpu(cq->title.wqe_counter); + struct mlx5e_cq_decomp *cqd = &rq->cqd; + struct mlx5_cqe64 *title = &cqd->title; + + mlx5e_read_cqe_slot(wq, cqcc, title); + cqd->left = be32_to_cpu(title->byte_cnt); + cqd->wqe_counter = be16_to_cpu(title->wqe_counter); rq->stats->cqe_compress_blks++; } -static inline void mlx5e_read_mini_arr_slot(struct mlx5e_cq *cq, u32 cqcc) +static inline void mlx5e_read_mini_arr_slot(struct mlx5_cqwq *wq, + struct mlx5e_cq_decomp *cqd, + u32 cqcc) { - mlx5e_read_cqe_slot(cq, cqcc, cq->mini_arr); - cq->mini_arr_idx = 0; + mlx5e_read_cqe_slot(wq, cqcc, cqd->mini_arr); + cqd->mini_arr_idx = 0; } -static inline void mlx5e_cqes_update_owner(struct mlx5e_cq *cq, u32 cqcc, int n) +static inline void mlx5e_cqes_update_owner(struct mlx5_cqwq *wq, int n) { - struct mlx5_cqwq *wq = &cq->wq; - + u32 cqcc = wq->cc; u8 op_own = mlx5_cqwq_get_ctr_wrap_cnt(wq, cqcc) & 1; u32 ci = mlx5_cqwq_ctr2ix(wq, cqcc); u32 wq_sz = mlx5_cqwq_get_size(wq); u32 ci_top = min_t(u32, wq_sz, ci + n); for (; ci < ci_top; ci++, n--) { - struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(&cq->wq, ci); + struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(wq, ci); cqe->op_own = op_own; } @@ -93,7 +98,7 @@ static inline void mlx5e_cqes_update_owner(struct mlx5e_cq *cq, u32 cqcc, int n) if (unlikely(ci == wq_sz)) { op_own = !op_own; for (ci = 0; ci < n; ci++) { - struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(&cq->wq, ci); + struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(wq, ci); cqe->op_own = op_own; } @@ -101,68 +106,79 @@ static inline void mlx5e_cqes_update_owner(struct mlx5e_cq *cq, u32 cqcc, int n) } static inline void mlx5e_decompress_cqe(struct mlx5e_rq *rq, - struct mlx5e_cq *cq, u32 cqcc) + struct mlx5_cqwq *wq, + u32 cqcc) { - cq->title.byte_cnt = cq->mini_arr[cq->mini_arr_idx].byte_cnt; - cq->title.check_sum = cq->mini_arr[cq->mini_arr_idx].checksum; - cq->title.op_own &= 0xf0; - cq->title.op_own |= 0x01 & (cqcc >> cq->wq.fbc.log_sz); - cq->title.wqe_counter = cpu_to_be16(cq->decmprs_wqe_counter); + struct mlx5e_cq_decomp *cqd = &rq->cqd; + struct mlx5_mini_cqe8 *mini_cqe = &cqd->mini_arr[cqd->mini_arr_idx]; + struct mlx5_cqe64 *title = &cqd->title; + + title->byte_cnt = mini_cqe->byte_cnt; + title->check_sum = mini_cqe->checksum; + title->op_own &= 0xf0; + title->op_own |= 0x01 & (cqcc >> wq->fbc.log_sz); + title->wqe_counter = cpu_to_be16(cqd->wqe_counter); if (rq->wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) - cq->decmprs_wqe_counter += - mpwrq_get_cqe_consumed_strides(&cq->title); + cqd->wqe_counter += mpwrq_get_cqe_consumed_strides(title); else - cq->decmprs_wqe_counter = - mlx5_wq_cyc_ctr2ix(&rq->wqe.wq, cq->decmprs_wqe_counter + 1); + cqd->wqe_counter = + mlx5_wq_cyc_ctr2ix(&rq->wqe.wq, cqd->wqe_counter + 1); } static inline void mlx5e_decompress_cqe_no_hash(struct mlx5e_rq *rq, - struct mlx5e_cq *cq, u32 cqcc) + struct mlx5_cqwq *wq, + u32 cqcc) { - mlx5e_decompress_cqe(rq, cq, cqcc); - cq->title.rss_hash_type = 0; - cq->title.rss_hash_result = 0; + struct mlx5e_cq_decomp *cqd = &rq->cqd; + + mlx5e_decompress_cqe(rq, wq, cqcc); + cqd->title.rss_hash_type = 0; + cqd->title.rss_hash_result = 0; } static inline u32 mlx5e_decompress_cqes_cont(struct mlx5e_rq *rq, - struct mlx5e_cq *cq, + struct mlx5_cqwq *wq, int update_owner_only, int budget_rem) { - u32 cqcc = cq->wq.cc + update_owner_only; + struct mlx5e_cq_decomp *cqd = &rq->cqd; + u32 cqcc = wq->cc + update_owner_only; u32 cqe_count; u32 i; - cqe_count = min_t(u32, cq->decmprs_left, budget_rem); + cqe_count = min_t(u32, cqd->left, budget_rem); for (i = update_owner_only; i < cqe_count; - i++, cq->mini_arr_idx++, cqcc++) { - if (cq->mini_arr_idx == MLX5_MINI_CQE_ARRAY_SIZE) - mlx5e_read_mini_arr_slot(cq, cqcc); + i++, cqd->mini_arr_idx++, cqcc++) { + if (cqd->mini_arr_idx == MLX5_MINI_CQE_ARRAY_SIZE) + mlx5e_read_mini_arr_slot(wq, cqd, cqcc); - mlx5e_decompress_cqe_no_hash(rq, cq, cqcc); - rq->handle_rx_cqe(rq, &cq->title); + mlx5e_decompress_cqe_no_hash(rq, wq, cqcc); + rq->handle_rx_cqe(rq, &cqd->title); } - mlx5e_cqes_update_owner(cq, cq->wq.cc, cqcc - cq->wq.cc); - cq->wq.cc = cqcc; - cq->decmprs_left -= cqe_count; + mlx5e_cqes_update_owner(wq, cqcc - wq->cc); + wq->cc = cqcc; + cqd->left -= cqe_count; rq->stats->cqe_compress_pkts += cqe_count; return cqe_count; } static inline u32 mlx5e_decompress_cqes_start(struct mlx5e_rq *rq, - struct mlx5e_cq *cq, + struct mlx5_cqwq *wq, int budget_rem) { - mlx5e_read_title_slot(rq, cq, cq->wq.cc); - mlx5e_read_mini_arr_slot(cq, cq->wq.cc + 1); - mlx5e_decompress_cqe(rq, cq, cq->wq.cc); - rq->handle_rx_cqe(rq, &cq->title); - cq->mini_arr_idx++; + struct mlx5e_cq_decomp *cqd = &rq->cqd; + u32 cc = wq->cc; + + mlx5e_read_title_slot(rq, wq, cc); + mlx5e_read_mini_arr_slot(wq, cqd, cc + 1); + mlx5e_decompress_cqe(rq, wq, cc); + rq->handle_rx_cqe(rq, &cqd->title); + cqd->mini_arr_idx++; - return mlx5e_decompress_cqes_cont(rq, cq, 1, budget_rem) - 1; + return mlx5e_decompress_cqes_cont(rq, wq, 1, budget_rem) - 1; } static inline bool mlx5e_page_is_reserved(struct page *page) @@ -369,7 +385,7 @@ mlx5e_add_skb_frag(struct mlx5e_rq *rq, struct sk_buff *skb, static inline void mlx5e_copy_skb_header(struct device *pdev, struct sk_buff *skb, struct mlx5e_dma_info *dma_info, - int offset_from, int offset_to, u32 headlen) + int offset_from, u32 headlen) { const void *from = page_address(dma_info->page) + offset_from; /* Aligning len to sizeof(long) optimizes memcpy performance */ @@ -377,24 +393,7 @@ mlx5e_copy_skb_header(struct device *pdev, struct sk_buff *skb, dma_sync_single_for_cpu(pdev, dma_info->addr + offset_from, len, DMA_FROM_DEVICE); - skb_copy_to_linear_data_offset(skb, offset_to, from, len); -} - -static inline void -mlx5e_copy_skb_header_mpwqe(struct device *pdev, - struct sk_buff *skb, - struct mlx5e_dma_info *dma_info, - u32 offset, u32 headlen) -{ - u16 headlen_pg = min_t(u32, headlen, PAGE_SIZE - offset); - - mlx5e_copy_skb_header(pdev, skb, dma_info, offset, 0, headlen_pg); - - if (unlikely(offset + headlen > PAGE_SIZE)) { - dma_info++; - mlx5e_copy_skb_header(pdev, skb, dma_info, 0, headlen_pg, - headlen - headlen_pg); - } + skb_copy_to_linear_data(skb, from, len); } static void @@ -732,6 +731,8 @@ static u8 get_ip_proto(struct sk_buff *skb, int network_depth, __be16 proto) ((struct ipv6hdr *)ip_p)->nexthdr; } +#define short_frame(size) ((size) <= ETH_ZLEN + ETH_FCS_LEN) + static inline void mlx5e_handle_csum(struct net_device *netdev, struct mlx5_cqe64 *cqe, struct mlx5e_rq *rq, @@ -754,6 +755,17 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, if (unlikely(test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state))) goto csum_unnecessary; + /* CQE csum doesn't cover padding octets in short ethernet + * frames. And the pad field is appended prior to calculating + * and appending the FCS field. + * + * Detecting these padded frames requires to verify and parse + * IP headers, so we simply force all those small frames to be + * CHECKSUM_UNNECESSARY even if they are not padded. + */ + if (short_frame(skb->len)) + goto csum_unnecessary; + if (likely(is_last_ethertype_ip(skb, &network_depth, &proto))) { if (unlikely(get_ip_proto(skb, network_depth, proto) == IPPROTO_SCTP)) goto csum_unnecessary; @@ -960,8 +972,7 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe, } /* copy header */ - mlx5e_copy_skb_header(rq->pdev, skb, head_wi->di, head_wi->offset, - 0, headlen); + mlx5e_copy_skb_header(rq->pdev, skb, head_wi->di, head_wi->offset, headlen); /* skb linear part was allocated with headlen and aligned to long */ skb->tail += headlen; skb->len += headlen; @@ -1083,8 +1094,7 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w di++; } /* copy header */ - mlx5e_copy_skb_header_mpwqe(rq->pdev, skb, head_di, - head_offset, headlen); + mlx5e_copy_skb_header(rq->pdev, skb, head_di, head_offset, headlen); /* skb linear part was allocated with headlen and aligned to long */ skb->tail += headlen; skb->len += headlen; @@ -1190,16 +1200,17 @@ mpwrq_cqe_out: int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) { struct mlx5e_rq *rq = container_of(cq, struct mlx5e_rq, cq); + struct mlx5_cqwq *cqwq = &cq->wq; struct mlx5_cqe64 *cqe; int work_done = 0; if (unlikely(!test_bit(MLX5E_RQ_STATE_ENABLED, &rq->state))) return 0; - if (cq->decmprs_left) - work_done += mlx5e_decompress_cqes_cont(rq, cq, 0, budget); + if (rq->cqd.left) + work_done += mlx5e_decompress_cqes_cont(rq, cqwq, 0, budget); - cqe = mlx5_cqwq_get_cqe(&cq->wq); + cqe = mlx5_cqwq_get_cqe(cqwq); if (!cqe) { if (unlikely(work_done)) goto out; @@ -1209,21 +1220,21 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) do { if (mlx5_get_cqe_format(cqe) == MLX5_COMPRESSED) { work_done += - mlx5e_decompress_cqes_start(rq, cq, + mlx5e_decompress_cqes_start(rq, cqwq, budget - work_done); continue; } - mlx5_cqwq_pop(&cq->wq); + mlx5_cqwq_pop(cqwq); rq->handle_rx_cqe(rq, cqe); - } while ((++work_done < budget) && (cqe = mlx5_cqwq_get_cqe(&cq->wq))); + } while ((++work_done < budget) && (cqe = mlx5_cqwq_get_cqe(cqwq))); out: if (rq->xdp_prog) mlx5e_xdp_rx_poll_complete(rq); - mlx5_cqwq_update_db_record(&cq->wq); + mlx5_cqwq_update_db_record(cqwq); /* ensure cq space is freed before enabling more cqes */ wmb(); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index d3fe48ff9da9..1a78e05cbba8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -127,9 +127,9 @@ static int mlx5e_grp_sw_fill_stats(struct mlx5e_priv *priv, u64 *data, int idx) return idx; } -void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv) +static void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv) { - struct mlx5e_sw_stats temp, *s = &temp; + struct mlx5e_sw_stats *s = &priv->stats.sw; int i; memset(s, 0, sizeof(*s)); @@ -212,8 +212,6 @@ void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv) s->tx_cqes += sq_stats->cqes; } } - - memcpy(&priv->stats.sw, s, sizeof(*s)); } static const struct counter_desc q_stats_desc[] = { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index fe91ec06e3c7..4640d4f986f8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -277,7 +277,6 @@ struct mlx5e_stats_grp { extern const struct mlx5e_stats_grp mlx5e_stats_grps[]; extern const int mlx5e_num_stats_grps; -void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv); void mlx5e_grp_802_3_update_stats(struct mlx5e_priv *priv); #endif /* __MLX5_EN_STATS_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index cae6c6d48984..74159d39dd66 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -2767,14 +2767,13 @@ err_free: return err; } -static int +static struct mlx5e_tc_flow * __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, struct tc_cls_flower_offload *f, u16 flow_flags, struct net_device *filter_dev, struct mlx5_eswitch_rep *in_rep, - struct mlx5_core_dev *in_mdev, - struct mlx5e_tc_flow **__flow) + struct mlx5_core_dev *in_mdev) { struct netlink_ext_ack *extack = f->common.extack; struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; @@ -2814,15 +2813,13 @@ __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, if (err) goto err_free; - *__flow = flow; - - return 0; + return flow; err_free: kfree(flow); kvfree(parse_attr); out: - return err; + return ERR_PTR(err); } static int mlx5e_tc_add_fdb_peer_flow(struct tc_cls_flower_offload *f, @@ -2855,11 +2852,13 @@ static int mlx5e_tc_add_fdb_peer_flow(struct tc_cls_flower_offload *f, in_mdev = priv->mdev; parse_attr = flow->esw_attr->parse_attr; - err = __mlx5e_add_fdb_flow(peer_priv, f, flow->flags, - parse_attr->filter_dev, - flow->esw_attr->in_rep, in_mdev, &peer_flow); - if (err) + peer_flow = __mlx5e_add_fdb_flow(peer_priv, f, flow->flags, + parse_attr->filter_dev, + flow->esw_attr->in_rep, in_mdev); + if (IS_ERR(peer_flow)) { + err = PTR_ERR(peer_flow); goto out; + } flow->peer_flow = peer_flow; flow->flags |= MLX5E_TC_FLOW_DUP; @@ -2885,10 +2884,10 @@ mlx5e_add_fdb_flow(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow; int err; - err = __mlx5e_add_fdb_flow(priv, f, flow_flags, filter_dev, in_rep, - in_mdev, &flow); - if (err) - goto out; + flow = __mlx5e_add_fdb_flow(priv, f, flow_flags, filter_dev, in_rep, + in_mdev); + if (IS_ERR(flow)) + return PTR_ERR(flow); if (is_peer_flow_needed(flow)) { err = mlx5e_tc_add_fdb_peer_flow(f, flow); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index a8e052a5ce36..598ad7e4d5c9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -514,7 +514,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) mlx5e_dump_error_cqe(sq, (struct mlx5_err_cqe *)cqe); queue_work(cq->channel->priv->wq, - &sq->recover_work); + &sq->recover.recover_work); } stats->cqe_err++; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index a44ea7b85614..5b492b67f4e1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1134,13 +1134,6 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw, int err = 0; u8 *smac_v; - if (vport->info.spoofchk && !is_valid_ether_addr(vport->info.mac)) { - mlx5_core_warn(esw->dev, - "vport[%d] configure ingress rules failed, illegal mac with spoofchk\n", - vport->vport); - return -EPERM; - } - esw_vport_cleanup_ingress_rules(esw, vport); if (!vport->info.vlan && !vport->info.qos && !vport->info.spoofchk) { @@ -1728,7 +1721,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev) int vport_num; int err; - if (!MLX5_ESWITCH_MANAGER(dev)) + if (!MLX5_VPORT_MANAGER(dev)) return 0; esw_info(dev, @@ -1797,7 +1790,7 @@ abort: void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) { - if (!esw || !MLX5_ESWITCH_MANAGER(esw->dev)) + if (!esw || !MLX5_VPORT_MANAGER(esw->dev)) return; esw_info(esw->dev, "cleanup\n"); @@ -1827,13 +1820,10 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, mutex_lock(&esw->state_lock); evport = &esw->vports[vport]; - if (evport->info.spoofchk && !is_valid_ether_addr(mac)) { + if (evport->info.spoofchk && !is_valid_ether_addr(mac)) mlx5_core_warn(esw->dev, - "MAC invalidation is not allowed when spoofchk is on, vport(%d)\n", + "Set invalid MAC while spoofchk is on, vport(%d)\n", vport); - err = -EPERM; - goto unlock; - } err = mlx5_modify_nic_vport_mac_address(esw->dev, vport, mac); if (err) { @@ -1979,6 +1969,10 @@ int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw, evport = &esw->vports[vport]; pschk = evport->info.spoofchk; evport->info.spoofchk = spoofchk; + if (pschk && !is_valid_ether_addr(evport->info.mac)) + mlx5_core_warn(esw->dev, + "Spoofchk in set while MAC is invalid, vport(%d)\n", + evport->vport); if (evport->enabled && esw->mode == SRIOV_LEGACY) err = esw_vport_ingress_config(esw, evport); if (err) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 79f122b45def..b2df7c3749fb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -397,6 +397,7 @@ static void del_hw_flow_table(struct fs_node *node) fs_get_obj(ft, node); dev = get_dev(&ft->node); root = find_root(&ft->node); + trace_mlx5_fs_del_ft(ft); if (node->active) { err = root->cmds->destroy_flow_table(dev, ft); @@ -1019,6 +1020,7 @@ static struct mlx5_flow_table *__mlx5_create_flow_table(struct mlx5_flow_namespa fs_prio->num_ft++; up_write_ref_node(&fs_prio->node); mutex_unlock(&root->chain_lock); + trace_mlx5_fs_add_ft(ft); return ft; destroy_ft: root->cmds->destroy_flow_table(root->dev, ft); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 3a6baed722d8..2d223385dc81 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -616,6 +616,27 @@ void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev) } } +int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num) +{ + struct mlx5_lag *ldev; + int n; + + ldev = mlx5_lag_dev_get(dev); + if (!ldev) { + mlx5_core_warn(dev, "no lag device, can't get pf num\n"); + return -EINVAL; + } + + for (n = 0; n < MLX5_MAX_PORTS; n++) + if (ldev->pf[n].dev == dev) { + *pf_num = n; + return 0; + } + + mlx5_core_warn(dev, "wasn't able to locate pf in the lag device\n"); + return -EINVAL; +} + /* Must be called with intf_mutex held */ void mlx5_lag_remove(struct mlx5_core_dev *dev) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index c68dcea5985b..5300b0b6d836 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -187,6 +187,8 @@ static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev) MLX5_CAP_GEN(dev, lag_master); } +int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num); + void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol); void mlx5_lag_update(struct mlx5_core_dev *dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c index 388f205a497f..370ca94b6775 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -44,14 +44,15 @@ static struct mlx5_core_rsc_common * mlx5_get_rsc(struct mlx5_qp_table *table, u32 rsn) { struct mlx5_core_rsc_common *common; + unsigned long flags; - spin_lock(&table->lock); + spin_lock_irqsave(&table->lock, flags); common = radix_tree_lookup(&table->tree, rsn); if (common) atomic_inc(&common->refcount); - spin_unlock(&table->lock); + spin_unlock_irqrestore(&table->lock, flags); return common; } |