diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 17 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 17 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 26 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 7 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 18 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/vport.c | 33 |
6 files changed, 82 insertions, 36 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index ea5fff2c3143..f909d0dbae10 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -492,6 +492,9 @@ static int mlx5e_get_coalesce(struct net_device *netdev, return mlx5e_ethtool_get_coalesce(priv, coal); } +#define MLX5E_MAX_COAL_TIME MLX5_MAX_CQ_PERIOD +#define MLX5E_MAX_COAL_FRAMES MLX5_MAX_CQ_COUNT + static void mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { @@ -526,6 +529,20 @@ int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv, if (!MLX5_CAP_GEN(mdev, cq_moderation)) return -EOPNOTSUPP; + if (coal->tx_coalesce_usecs > MLX5E_MAX_COAL_TIME || + coal->rx_coalesce_usecs > MLX5E_MAX_COAL_TIME) { + netdev_info(priv->netdev, "%s: maximum coalesce time supported is %lu usecs\n", + __func__, MLX5E_MAX_COAL_TIME); + return -ERANGE; + } + + if (coal->tx_max_coalesced_frames > MLX5E_MAX_COAL_FRAMES || + coal->rx_max_coalesced_frames > MLX5E_MAX_COAL_FRAMES) { + netdev_info(priv->netdev, "%s: maximum coalesced frames supported is %lu\n", + __func__, MLX5E_MAX_COAL_FRAMES); + return -ERANGE; + } + mutex_lock(&priv->state_lock); new_channels.params = priv->channels.params; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 0d352d4cf48c..f5a704c7d143 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2715,6 +2715,9 @@ int mlx5e_open(struct net_device *netdev) mlx5_set_port_admin_status(priv->mdev, MLX5_PORT_UP); mutex_unlock(&priv->state_lock); + if (mlx5e_vxlan_allowed(priv->mdev)) + udp_tunnel_get_rx_info(netdev); + return err; } @@ -4075,7 +4078,7 @@ void mlx5e_build_nic_params(struct mlx5_core_dev *mdev, struct mlx5e_params *params, u16 max_channels) { - u8 cq_period_mode = 0; + u8 rx_cq_period_mode; u32 link_speed = 0; u32 pci_bw = 0; @@ -4111,12 +4114,12 @@ void mlx5e_build_nic_params(struct mlx5_core_dev *mdev, params->lro_timeout = mlx5e_choose_lro_timeout(mdev, MLX5E_DEFAULT_LRO_TIMEOUT); /* CQ moderation params */ - cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? + rx_cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? MLX5_CQ_PERIOD_MODE_START_FROM_CQE : MLX5_CQ_PERIOD_MODE_START_FROM_EQE; params->rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); - mlx5e_set_rx_cq_mode_params(params, cq_period_mode); - mlx5e_set_tx_cq_mode_params(params, cq_period_mode); + mlx5e_set_rx_cq_mode_params(params, rx_cq_period_mode); + mlx5e_set_tx_cq_mode_params(params, MLX5_CQ_PERIOD_MODE_START_FROM_EQE); /* TX inline */ params->tx_max_inline = mlx5e_get_max_inline_cap(mdev); @@ -4428,12 +4431,6 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv) #ifdef CONFIG_MLX5_CORE_EN_DCB mlx5e_dcbnl_init_app(priv); #endif - /* Device already registered: sync netdev system state */ - if (mlx5e_vxlan_allowed(mdev)) { - rtnl_lock(); - udp_tunnel_get_rx_info(netdev); - rtnl_unlock(); - } queue_work(priv->wq, &priv->set_rx_mode_work); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 3409d86eb06b..dfa8c6a28a6c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -44,6 +44,11 @@ #include "en_tc.h" #include "fs_core.h" +#define MLX5E_REP_PARAMS_LOG_SQ_SIZE \ + max(0x6, MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE) +#define MLX5E_REP_PARAMS_LOG_RQ_SIZE \ + max(0x6, MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE) + static const char mlx5e_rep_driver_name[] = "mlx5e_rep"; static void mlx5e_rep_get_drvinfo(struct net_device *dev, @@ -231,7 +236,7 @@ void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv) static void mlx5e_rep_neigh_update_init_interval(struct mlx5e_rep_priv *rpriv) { #if IS_ENABLED(CONFIG_IPV6) - unsigned long ipv6_interval = NEIGH_VAR(&ipv6_stub->nd_tbl->parms, + unsigned long ipv6_interval = NEIGH_VAR(&nd_tbl.parms, DELAY_PROBE_TIME); #else unsigned long ipv6_interval = ~0UL; @@ -367,7 +372,7 @@ static int mlx5e_rep_netevent_event(struct notifier_block *nb, case NETEVENT_NEIGH_UPDATE: n = ptr; #if IS_ENABLED(CONFIG_IPV6) - if (n->tbl != ipv6_stub->nd_tbl && n->tbl != &arp_tbl) + if (n->tbl != &nd_tbl && n->tbl != &arp_tbl) #else if (n->tbl != &arp_tbl) #endif @@ -415,7 +420,7 @@ static int mlx5e_rep_netevent_event(struct notifier_block *nb, * done per device delay prob time parameter. */ #if IS_ENABLED(CONFIG_IPV6) - if (!p->dev || (p->tbl != ipv6_stub->nd_tbl && p->tbl != &arp_tbl)) + if (!p->dev || (p->tbl != &nd_tbl && p->tbl != &arp_tbl)) #else if (!p->dev || p->tbl != &arp_tbl) #endif @@ -611,7 +616,6 @@ static int mlx5e_rep_open(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; - struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; int err; mutex_lock(&priv->state_lock); @@ -619,8 +623,9 @@ static int mlx5e_rep_open(struct net_device *dev) if (err) goto unlock; - if (!mlx5_eswitch_set_vport_state(esw, rep->vport, - MLX5_ESW_VPORT_ADMIN_STATE_UP)) + if (!mlx5_modify_vport_admin_state(priv->mdev, + MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, + rep->vport, MLX5_ESW_VPORT_ADMIN_STATE_UP)) netif_carrier_on(dev); unlock: @@ -633,11 +638,12 @@ static int mlx5e_rep_close(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; - struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; int ret; mutex_lock(&priv->state_lock); - (void)mlx5_eswitch_set_vport_state(esw, rep->vport, MLX5_ESW_VPORT_ADMIN_STATE_DOWN); + mlx5_modify_vport_admin_state(priv->mdev, + MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, + rep->vport, MLX5_ESW_VPORT_ADMIN_STATE_DOWN); ret = mlx5e_close_locked(dev); mutex_unlock(&priv->state_lock); return ret; @@ -823,9 +829,9 @@ static void mlx5e_build_rep_params(struct mlx5_core_dev *mdev, MLX5_CQ_PERIOD_MODE_START_FROM_CQE : MLX5_CQ_PERIOD_MODE_START_FROM_EQE; - params->log_sq_size = MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE; + params->log_sq_size = MLX5E_REP_PARAMS_LOG_SQ_SIZE; params->rq_wq_type = MLX5_WQ_TYPE_LINKED_LIST; - params->log_rq_size = MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE; + params->log_rq_size = MLX5E_REP_PARAMS_LOG_RQ_SIZE; params->rx_am_enabled = MLX5_CAP_GEN(mdev, cq_moderation); mlx5e_set_rx_cq_mode_params(params, cq_period_mode); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 36611b64a91c..f7d9aab2b3b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1196,7 +1196,9 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, u32 cqe_bcnt, struct sk_buff *skb) { + struct hwtstamp_config *tstamp; struct net_device *netdev; + struct mlx5e_priv *priv; char *pseudo_header; u32 qpn; u8 *dgid; @@ -1215,6 +1217,9 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, return; } + priv = mlx5i_epriv(netdev); + tstamp = &priv->tstamp; + g = (be32_to_cpu(cqe->flags_rqpn) >> 28) & 3; dgid = skb->data + MLX5_IB_GRH_DGID_OFFSET; if ((!g) || dgid[0] != 0xff) @@ -1235,7 +1240,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, skb->ip_summed = CHECKSUM_COMPLETE; skb->csum = csum_unfold((__force __sum16)cqe->check_sum); - if (unlikely(mlx5e_rx_hw_stamp(rq->tstamp))) + if (unlikely(mlx5e_rx_hw_stamp(tstamp))) skb_hwtstamps(skb)->hwtstamp = mlx5_timecounter_cyc2time(rq->clock, get_cqe_ts(cqe)); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 55979ec2e88a..dfab6b08db70 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -495,7 +495,7 @@ void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe) tbl = &arp_tbl; #if IS_ENABLED(CONFIG_IPV6) else if (m_neigh->family == AF_INET6) - tbl = ipv6_stub->nd_tbl; + tbl = &nd_tbl; #endif else return; @@ -2102,19 +2102,19 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, if (err != -EAGAIN) flow->flags |= MLX5E_TC_FLOW_OFFLOADED; + if (!(flow->flags & MLX5E_TC_FLOW_ESWITCH) || + !(flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP)) + kvfree(parse_attr); + err = rhashtable_insert_fast(&tc->ht, &flow->node, tc->ht_params); - if (err) - goto err_del_rule; + if (err) { + mlx5e_tc_del_flow(priv, flow); + kfree(flow); + } - if (flow->flags & MLX5E_TC_FLOW_ESWITCH && - !(flow->esw_attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP)) - kvfree(parse_attr); return err; -err_del_rule: - mlx5e_tc_del_flow(priv, flow); - err_free: kvfree(parse_attr); kfree(flow); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index a1296a62497d..71153c0f1605 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -36,6 +36,9 @@ #include <linux/mlx5/vport.h> #include "mlx5_core.h" +/* Mutex to hold while enabling or disabling RoCE */ +static DEFINE_MUTEX(mlx5_roce_en_lock); + static int _mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport, u32 *out, int outlen) { @@ -998,17 +1001,35 @@ static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev, int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev) { - if (atomic_inc_return(&mdev->roce.roce_en) != 1) - return 0; - return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); + int err = 0; + + mutex_lock(&mlx5_roce_en_lock); + if (!mdev->roce.roce_en) + err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); + + if (!err) + mdev->roce.roce_en++; + mutex_unlock(&mlx5_roce_en_lock); + + return err; } EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce); int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev) { - if (atomic_dec_return(&mdev->roce.roce_en) != 0) - return 0; - return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); + int err = 0; + + mutex_lock(&mlx5_roce_en_lock); + if (mdev->roce.roce_en) { + mdev->roce.roce_en--; + if (mdev->roce.roce_en == 0) + err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); + + if (err) + mdev->roce.roce_en++; + } + mutex_unlock(&mlx5_roce_en_lock); + return err; } EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce); |