diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox')
28 files changed, 246 insertions, 108 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index 0e0fa7030565..c1af47e45d3f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -1789,9 +1789,17 @@ static int mlx4_master_process_vhcr(struct mlx4_dev *dev, int slave, } if (err) { - if (!(dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)) - mlx4_warn(dev, "vhcr command:0x%x slave:%d failed with error:%d, status %d\n", - vhcr->op, slave, vhcr->errno, err); + if (!(dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)) { + if (vhcr->op == MLX4_CMD_ALLOC_RES && + (vhcr->in_modifier & 0xff) == RES_COUNTER && + err == -EDQUOT) + mlx4_dbg(dev, + "Unable to allocate counter for slave %d (%d)\n", + slave, err); + else + mlx4_warn(dev, "vhcr command:0x%x slave:%d failed with error:%d, status %d\n", + vhcr->op, slave, vhcr->errno, err); + } vhcr_cmd->status = mlx4_errno_to_status(err); goto out_status; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index aa074e57ce06..77abd1813047 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -997,7 +997,8 @@ void mlx4_en_calc_rx_buf(struct net_device *dev) en_dbg(DRV, priv, "Rx buffer scatter-list (effective-mtu:%d num_frags:%d):\n", eff_mtu, priv->num_frags); for (i = 0; i < priv->num_frags; i++) { - en_err(priv, + en_dbg(DRV, + priv, " frag:%d - size:%d stride:%d\n", i, priv->frag_info[i].frag_size, diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 3ba89bc43d74..6ffd1849a604 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -70,13 +70,10 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, ring->full_size = ring->size - HEADROOM - MAX_DESC_TXBBS; tmp = size * sizeof(struct mlx4_en_tx_info); - ring->tx_info = kmalloc_node(tmp, GFP_KERNEL | __GFP_NOWARN, node); + ring->tx_info = kvmalloc_node(tmp, GFP_KERNEL, node); if (!ring->tx_info) { - ring->tx_info = vmalloc(tmp); - if (!ring->tx_info) { - err = -ENOMEM; - goto err_ring; - } + err = -ENOMEM; + goto err_ring; } en_dbg(DRV, priv, "Allocated tx_info ring at addr:%p size:%d\n", diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 703205475524..83aab1e4c8c8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2862,12 +2862,10 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev) int port = 0; if (msi_x) { - int nreq = dev->caps.num_ports * num_online_cpus() + 1; - - nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs, - nreq); - if (nreq > MAX_MSIX) - nreq = MAX_MSIX; + int nreq = min3(dev->caps.num_ports * + (int)num_online_cpus() + 1, + dev->caps.num_eqs - dev->caps.reserved_eqs, + MAX_MSIX); entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL); if (!entries) diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index 1a670b681555..0710b3677464 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -35,6 +35,7 @@ #include <linux/etherdevice.h> #include <linux/mlx4/cmd.h> +#include <linux/mlx4/qp.h> #include <linux/export.h> #include "mlx4.h" @@ -985,16 +986,21 @@ int mlx4_flow_attach(struct mlx4_dev *dev, if (IS_ERR(mailbox)) return PTR_ERR(mailbox); + if (!mlx4_qp_lookup(dev, rule->qpn)) { + mlx4_err_rule(dev, "QP doesn't exist\n", rule); + ret = -EINVAL; + goto out; + } + trans_rule_ctrl_to_hw(rule, mailbox->buf); size += sizeof(struct mlx4_net_trans_rule_hw_ctrl); list_for_each_entry(cur, &rule->list, list) { ret = parse_trans_rule(dev, cur, mailbox->buf + size); - if (ret < 0) { - mlx4_free_cmd_mailbox(dev, mailbox); - return ret; - } + if (ret < 0) + goto out; + size += ret; } @@ -1021,6 +1027,7 @@ int mlx4_flow_attach(struct mlx4_dev *dev, } } +out: mlx4_free_cmd_mailbox(dev, mailbox); return ret; diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c index db65f72879e9..ce852ca22a96 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -115,12 +115,9 @@ static int mlx4_buddy_init(struct mlx4_buddy *buddy, int max_order) for (i = 0; i <= buddy->max_order; ++i) { s = BITS_TO_LONGS(1 << (buddy->max_order - i)); - buddy->bits[i] = kcalloc(s, sizeof (long), GFP_KERNEL | __GFP_NOWARN); - if (!buddy->bits[i]) { - buddy->bits[i] = vzalloc(s * sizeof(long)); - if (!buddy->bits[i]) - goto err_out_free; - } + buddy->bits[i] = kvmalloc_array(s, sizeof(long), GFP_KERNEL | __GFP_ZERO); + if (!buddy->bits[i]) + goto err_out_free; } set_bit(0, buddy->bits[buddy->max_order]); diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 2d6abd4662b1..5a310d313e94 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -384,6 +384,19 @@ static void mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) __mlx4_qp_free_icm(dev, qpn); } +struct mlx4_qp *mlx4_qp_lookup(struct mlx4_dev *dev, u32 qpn) +{ + struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table; + struct mlx4_qp *qp; + + spin_lock(&qp_table->lock); + + qp = __mlx4_qp_lookup(dev, qpn); + + spin_unlock(&qp_table->lock); + return qp; +} + int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp, gfp_t gfp) { struct mlx4_priv *priv = mlx4_priv(dev); @@ -471,6 +484,12 @@ int mlx4_update_qp(struct mlx4_dev *dev, u32 qpn, } if (attr & MLX4_UPDATE_QP_QOS_VPORT) { + if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP)) { + mlx4_warn(dev, "Granular QoS per VF is not enabled\n"); + err = -EOPNOTSUPP; + goto out; + } + qp_mask |= 1ULL << MLX4_UPD_QP_MASK_QOS_VPP; cmd->qp_context.qos_vport = params->qos_vport; } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 4aa29ee93013..812783865205 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -311,7 +311,7 @@ static inline int mlx4_grant_resource(struct mlx4_dev *dev, int slave, struct mlx4_priv *priv = mlx4_priv(dev); struct resource_allocator *res_alloc = &priv->mfunc.master.res_tracker.res_alloc[res_type]; - int err = -EINVAL; + int err = -EDQUOT; int allocated, free, reserved, guaranteed, from_free; int from_rsvd; @@ -5255,6 +5255,13 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); } +static void update_qos_vpp(struct mlx4_update_qp_context *ctx, + struct mlx4_vf_immed_vlan_work *work) +{ + ctx->qp_mask |= cpu_to_be64(1ULL << MLX4_UPD_QP_MASK_QOS_VPP); + ctx->qp_context.qos_vport = work->qos_vport; +} + void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) { struct mlx4_vf_immed_vlan_work *work = @@ -5369,11 +5376,10 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) qp->sched_queue & 0xC7; upd_context->qp_context.pri_path.sched_queue |= ((work->qos & 0x7) << 3); - upd_context->qp_mask |= - cpu_to_be64(1ULL << - MLX4_UPD_QP_MASK_QOS_VPP); - upd_context->qp_context.qos_vport = - work->qos_vport; + + if (dev->caps.flags2 & + MLX4_DEV_CAP_FLAG2_QOS_VPP) + update_qos_vpp(upd_context, work); } err = mlx4_cmd(dev, mailbox->dma, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig index a84b652f9b54..27251a78075c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig +++ b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig @@ -13,7 +13,7 @@ config MLX5_CORE config MLX5_CORE_EN bool "Mellanox Technologies ConnectX-4 Ethernet support" - depends on NETDEVICES && ETHERNET && PCI && MLX5_CORE + depends on NETDEVICES && ETHERNET && INET && PCI && MLX5_CORE depends on IPV6=y || IPV6=n || MLX5_CORE=m imply PTP_1588_CLOCK default n @@ -35,6 +35,6 @@ config MLX5_CORE_EN_DCB config MLX5_CORE_IPOIB bool "Mellanox Technologies ConnectX-4 IPoIB offloads support" depends on MLX5_CORE_EN - default y + default n ---help--- MLX5 IPoIB offloads & acceleration support. diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 5bdaf3d545b2..10d282841f5b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -774,7 +774,7 @@ static void cb_timeout_handler(struct work_struct *work) mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n", mlx5_command_str(msg_to_opcode(ent->in)), msg_to_opcode(ent->in)); - mlx5_cmd_comp_handler(dev, 1UL << ent->idx); + mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true); } static void cmd_work_handler(struct work_struct *work) @@ -804,6 +804,7 @@ static void cmd_work_handler(struct work_struct *work) } cmd->ent_arr[ent->idx] = ent; + set_bit(MLX5_CMD_ENT_STATE_PENDING_COMP, &ent->state); lay = get_inst(cmd, ent->idx); ent->lay = lay; memset(lay, 0, sizeof(*lay)); @@ -825,6 +826,20 @@ static void cmd_work_handler(struct work_struct *work) if (ent->callback) schedule_delayed_work(&ent->cb_timeout_work, cb_timeout); + /* Skip sending command to fw if internal error */ + if (pci_channel_offline(dev->pdev) || + dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { + u8 status = 0; + u32 drv_synd; + + ent->ret = mlx5_internal_err_ret_value(dev, msg_to_opcode(ent->in), &drv_synd, &status); + MLX5_SET(mbox_out, ent->out, status, status); + MLX5_SET(mbox_out, ent->out, syndrome, drv_synd); + + mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true); + return; + } + /* ring doorbell after the descriptor is valid */ mlx5_core_dbg(dev, "writing 0x%x to command doorbell\n", 1 << ent->idx); wmb(); @@ -835,7 +850,7 @@ static void cmd_work_handler(struct work_struct *work) poll_timeout(ent); /* make sure we read the descriptor after ownership is SW */ rmb(); - mlx5_cmd_comp_handler(dev, 1UL << ent->idx); + mlx5_cmd_comp_handler(dev, 1UL << ent->idx, (ent->ret == -ETIMEDOUT)); } } @@ -879,7 +894,7 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent) wait_for_completion(&ent->done); } else if (!wait_for_completion_timeout(&ent->done, timeout)) { ent->ret = -ETIMEDOUT; - mlx5_cmd_comp_handler(dev, 1UL << ent->idx); + mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true); } err = ent->ret; @@ -1375,7 +1390,7 @@ static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg) } } -void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec) +void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool forced) { struct mlx5_cmd *cmd = &dev->cmd; struct mlx5_cmd_work_ent *ent; @@ -1395,6 +1410,19 @@ void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec) struct semaphore *sem; ent = cmd->ent_arr[i]; + + /* if we already completed the command, ignore it */ + if (!test_and_clear_bit(MLX5_CMD_ENT_STATE_PENDING_COMP, + &ent->state)) { + /* only real completion can free the cmd slot */ + if (!forced) { + mlx5_core_err(dev, "Command completion arrived after timeout (entry idx = %d).\n", + ent->idx); + free_ent(cmd, ent->idx); + } + continue; + } + if (ent->callback) cancel_delayed_work(&ent->cb_timeout_work); if (ent->page_queue) @@ -1417,7 +1445,10 @@ void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec) mlx5_core_dbg(dev, "command completed. ret 0x%x, delivery status %s(0x%x)\n", ent->ret, deliv_status_to_str(ent->status), ent->status); } - free_ent(cmd, ent->idx); + + /* only real completion will free the entry slot */ + if (!forced) + free_ent(cmd, ent->idx); if (ent->callback) { ds = ent->ts2 - ent->ts1; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 0099a3e397bc..2fd044b23875 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -1003,7 +1003,7 @@ int mlx5e_create_direct_tirs(struct mlx5e_priv *priv); void mlx5e_destroy_direct_tirs(struct mlx5e_priv *priv); void mlx5e_destroy_rqt(struct mlx5e_priv *priv, struct mlx5e_rqt *rqt); -int mlx5e_create_ttc_table(struct mlx5e_priv *priv, u32 underlay_qpn); +int mlx5e_create_ttc_table(struct mlx5e_priv *priv); void mlx5e_destroy_ttc_table(struct mlx5e_priv *priv); int mlx5e_create_tis(struct mlx5_core_dev *mdev, int tc, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index ce7b09d72ff6..8209affa75c3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -794,7 +794,6 @@ static void get_supported(u32 eth_proto_cap, ptys2ethtool_supported_port(link_ksettings, eth_proto_cap); ptys2ethtool_supported_link(supported, eth_proto_cap); ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Pause); - ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Asym_Pause); } static void get_advertising(u32 eth_proto_cap, u8 tx_pause, @@ -804,7 +803,7 @@ static void get_advertising(u32 eth_proto_cap, u8 tx_pause, unsigned long *advertising = link_ksettings->link_modes.advertising; ptys2ethtool_adver_link(advertising, eth_proto_cap); - if (tx_pause) + if (rx_pause) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Pause); if (tx_pause ^ rx_pause) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Asym_Pause); @@ -849,6 +848,8 @@ static int mlx5e_get_link_ksettings(struct net_device *netdev, struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u32 out[MLX5_ST_SZ_DW(ptys_reg)] = {0}; + u32 rx_pause = 0; + u32 tx_pause = 0; u32 eth_proto_cap; u32 eth_proto_admin; u32 eth_proto_lp; @@ -871,11 +872,13 @@ static int mlx5e_get_link_ksettings(struct net_device *netdev, an_disable_admin = MLX5_GET(ptys_reg, out, an_disable_admin); an_status = MLX5_GET(ptys_reg, out, an_status); + mlx5_query_port_pause(mdev, &rx_pause, &tx_pause); + ethtool_link_ksettings_zero_link_mode(link_ksettings, supported); ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising); get_supported(eth_proto_cap, link_ksettings); - get_advertising(eth_proto_admin, 0, 0, link_ksettings); + get_advertising(eth_proto_admin, tx_pause, rx_pause, link_ksettings); get_speed_duplex(netdev, eth_proto_oper, link_ksettings); eth_proto_oper = eth_proto_oper ? eth_proto_oper : eth_proto_cap; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c index 576d6787b484..53ed58320a24 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c @@ -800,7 +800,7 @@ void mlx5e_destroy_ttc_table(struct mlx5e_priv *priv) mlx5e_destroy_flow_table(&ttc->ft); } -int mlx5e_create_ttc_table(struct mlx5e_priv *priv, u32 underlay_qpn) +int mlx5e_create_ttc_table(struct mlx5e_priv *priv) { struct mlx5e_ttc_table *ttc = &priv->fs.ttc; struct mlx5_flow_table_attr ft_attr = {}; @@ -810,7 +810,6 @@ int mlx5e_create_ttc_table(struct mlx5e_priv *priv, u32 underlay_qpn) ft_attr.max_fte = MLX5E_TTC_TABLE_SIZE; ft_attr.level = MLX5E_TTC_FT_LEVEL; ft_attr.prio = MLX5E_NIC_PRIO; - ft_attr.underlay_qpn = underlay_qpn; ft->t = mlx5_create_flow_table(priv->fs.ns, &ft_attr); if (IS_ERR(ft->t)) { @@ -1147,7 +1146,7 @@ int mlx5e_create_flow_steering(struct mlx5e_priv *priv) priv->netdev->hw_features &= ~NETIF_F_NTUPLE; } - err = mlx5e_create_ttc_table(priv, 0); + err = mlx5e_create_ttc_table(priv); if (err) { netdev_err(priv->netdev, "Failed to create ttc table, err=%d\n", err); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index a61b71b6fff3..41cd22a223dc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2976,7 +2976,7 @@ static int mlx5e_setup_tc(struct net_device *netdev, u8 tc) new_channels.params = priv->channels.params; new_channels.params.num_tc = tc ? tc : 1; - if (test_bit(MLX5E_STATE_OPENED, &priv->state)) { + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 7b1566f0ae58..66b5fec15313 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1041,6 +1041,8 @@ void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq) #define MLX5_IB_GRH_BYTES 40 #define MLX5_IPOIB_ENCAP_LEN 4 #define MLX5_GID_SIZE 16 +#define MLX5_IPOIB_PSEUDO_LEN 20 +#define MLX5_IPOIB_HARD_LEN (MLX5_IPOIB_PSEUDO_LEN + MLX5_IPOIB_ENCAP_LEN) static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe, @@ -1048,6 +1050,7 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, struct sk_buff *skb) { struct net_device *netdev = rq->netdev; + char *pseudo_header; u8 *dgid; u8 g; @@ -1076,8 +1079,11 @@ static inline void mlx5i_complete_rx_cqe(struct mlx5e_rq *rq, if (likely(netdev->features & NETIF_F_RXHASH)) mlx5e_skb_set_hash(cqe, skb); + /* 20 bytes of ipoib header and 4 for encap existing */ + pseudo_header = skb_push(skb, MLX5_IPOIB_PSEUDO_LEN); + memset(pseudo_header, 0, MLX5_IPOIB_PSEUDO_LEN); skb_reset_mac_header(skb); - skb_pull(skb, MLX5_IPOIB_ENCAP_LEN); + skb_pull(skb, MLX5_IPOIB_HARD_LEN); skb->dev = netdev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 11c27e4fadf6..ec63158ab643 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -43,6 +43,7 @@ #include <net/tc_act/tc_vlan.h> #include <net/tc_act/tc_tunnel_key.h> #include <net/tc_act/tc_pedit.h> +#include <net/tc_act/tc_csum.h> #include <net/vxlan.h> #include <net/arp.h> #include "en.h" @@ -384,7 +385,7 @@ static void mlx5e_detach_encap(struct mlx5e_priv *priv, if (e->flags & MLX5_ENCAP_ENTRY_VALID) mlx5_encap_dealloc(priv->mdev, e->encap_id); - hlist_del_rcu(&e->encap_hlist); + hash_del_rcu(&e->encap_hlist); kfree(e->encap_header); kfree(e); } @@ -925,11 +926,11 @@ static int offload_pedit_fields(struct pedit_headers *masks, struct mlx5e_tc_flow_parse_attr *parse_attr) { struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals; - int i, action_size, nactions, max_actions, first, last; + int i, action_size, nactions, max_actions, first, last, first_z; void *s_masks_p, *a_masks_p, *vals_p; - u32 s_mask, a_mask, val; struct mlx5_fields *f; u8 cmd, field_bsize; + u32 s_mask, a_mask; unsigned long mask; void *action; @@ -946,7 +947,8 @@ static int offload_pedit_fields(struct pedit_headers *masks, for (i = 0; i < ARRAY_SIZE(fields); i++) { f = &fields[i]; /* avoid seeing bits set from previous iterations */ - s_mask = a_mask = mask = val = 0; + s_mask = 0; + a_mask = 0; s_masks_p = (void *)set_masks + f->offset; a_masks_p = (void *)add_masks + f->offset; @@ -981,12 +983,12 @@ static int offload_pedit_fields(struct pedit_headers *masks, memset(a_masks_p, 0, f->size); } - memcpy(&val, vals_p, f->size); - field_bsize = f->size * BITS_PER_BYTE; + + first_z = find_first_zero_bit(&mask, field_bsize); first = find_first_bit(&mask, field_bsize); last = find_last_bit(&mask, field_bsize); - if (first > 0 || last != (field_bsize - 1)) { + if (first > 0 || last != (field_bsize - 1) || first_z < last) { printk(KERN_WARNING "mlx5: partial rewrite (mask %lx) is currently not offloaded\n", mask); return -EOPNOTSUPP; @@ -1002,11 +1004,11 @@ static int offload_pedit_fields(struct pedit_headers *masks, } if (field_bsize == 32) - MLX5_SET(set_action_in, action, data, ntohl(val)); + MLX5_SET(set_action_in, action, data, ntohl(*(__be32 *)vals_p)); else if (field_bsize == 16) - MLX5_SET(set_action_in, action, data, ntohs(val)); + MLX5_SET(set_action_in, action, data, ntohs(*(__be16 *)vals_p)); else if (field_bsize == 8) - MLX5_SET(set_action_in, action, data, val); + MLX5_SET(set_action_in, action, data, *(u8 *)vals_p); action += action_size; nactions++; @@ -1109,6 +1111,28 @@ out_err: return err; } +static bool csum_offload_supported(struct mlx5e_priv *priv, u32 action, u32 update_flags) +{ + u32 prot_flags = TCA_CSUM_UPDATE_FLAG_IPV4HDR | TCA_CSUM_UPDATE_FLAG_TCP | + TCA_CSUM_UPDATE_FLAG_UDP; + + /* The HW recalcs checksums only if re-writing headers */ + if (!(action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)) { + netdev_warn(priv->netdev, + "TC csum action is only offloaded with pedit\n"); + return false; + } + + if (update_flags & ~prot_flags) { + netdev_warn(priv->netdev, + "can't offload TC csum action for some header/s - flags %#x\n", + update_flags); + return false; + } + + return true; +} + static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, struct mlx5e_tc_flow_parse_attr *parse_attr, struct mlx5e_tc_flow *flow) @@ -1149,6 +1173,14 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, continue; } + if (is_tcf_csum(a)) { + if (csum_offload_supported(priv, attr->action, + tcf_csum_update_flags(a))) + continue; + + return -EOPNOTSUPP; + } + if (is_tcf_skbedit_mark(a)) { u32 mark = tcf_skbedit_mark(a); @@ -1651,6 +1683,14 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, continue; } + if (is_tcf_csum(a)) { + if (csum_offload_supported(priv, attr->action, + tcf_csum_update_flags(a))) + continue; + + return -EOPNOTSUPP; + } + if (is_tcf_mirred_egress_redirect(a)) { int ifindex = tcf_mirred_ifindex(a); struct net_device *out_dev, *encap_dev = NULL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index ea5d8d37a75c..33eae5ad2fb0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -422,7 +422,7 @@ static irqreturn_t mlx5_eq_int(int irq, void *eq_ptr) break; case MLX5_EVENT_TYPE_CMD: - mlx5_cmd_comp_handler(dev, be32_to_cpu(eqe->data.cmd.vector)); + mlx5_cmd_comp_handler(dev, be32_to_cpu(eqe->data.cmd.vector), false); break; case MLX5_EVENT_TYPE_PORT_CHANGE: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index 19e3d2fc2099..fcec7bedd3cd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -40,28 +40,25 @@ #include "eswitch.h" int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev, - struct mlx5_flow_table *ft) + struct mlx5_flow_table *ft, u32 underlay_qpn) { u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {0}; u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0}; if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) && - ft->underlay_qpn == 0) + underlay_qpn == 0) return 0; MLX5_SET(set_flow_table_root_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ROOT); MLX5_SET(set_flow_table_root_in, in, table_type, ft->type); MLX5_SET(set_flow_table_root_in, in, table_id, ft->id); + MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn); if (ft->vport) { MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport); MLX5_SET(set_flow_table_root_in, in, other_vport, 1); } - if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) && - ft->underlay_qpn != 0) - MLX5_SET(set_flow_table_root_in, in, underlay_qpn, ft->underlay_qpn); - return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.h b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.h index 8fad80688536..0f98a7cf4877 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.h @@ -71,7 +71,8 @@ int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev, unsigned int index); int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev, - struct mlx5_flow_table *ft); + struct mlx5_flow_table *ft, + u32 underlay_qpn); int mlx5_cmd_fc_alloc(struct mlx5_core_dev *dev, u16 *id); int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u16 id); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index b8a176503d38..0e487e8ca634 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -650,7 +650,7 @@ static int update_root_ft_create(struct mlx5_flow_table *ft, struct fs_prio if (ft->level >= min_level) return 0; - err = mlx5_cmd_update_root_ft(root->dev, ft); + err = mlx5_cmd_update_root_ft(root->dev, ft, root->underlay_qpn); if (err) mlx5_core_warn(root->dev, "Update root flow table of id=%u failed\n", ft->id); @@ -818,8 +818,6 @@ static struct mlx5_flow_table *__mlx5_create_flow_table(struct mlx5_flow_namespa goto unlock_root; } - ft->underlay_qpn = ft_attr->underlay_qpn; - tree_init_node(&ft->node, 1, del_flow_table); log_table_sz = ft->max_fte ? ilog2(ft->max_fte) : 0; next_ft = find_next_chained_ft(fs_prio); @@ -1489,7 +1487,8 @@ static int update_root_ft_destroy(struct mlx5_flow_table *ft) new_root_ft = find_next_ft(ft); if (new_root_ft) { - int err = mlx5_cmd_update_root_ft(root->dev, new_root_ft); + int err = mlx5_cmd_update_root_ft(root->dev, new_root_ft, + root->underlay_qpn); if (err) { mlx5_core_warn(root->dev, "Update root flow table of id=%u failed\n", @@ -2062,3 +2061,21 @@ err: mlx5_cleanup_fs(dev); return err; } + +int mlx5_fs_add_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn) +{ + struct mlx5_flow_root_namespace *root = dev->priv.steering->root_ns; + + root->underlay_qpn = underlay_qpn; + return 0; +} +EXPORT_SYMBOL(mlx5_fs_add_rx_underlay_qpn); + +int mlx5_fs_remove_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn) +{ + struct mlx5_flow_root_namespace *root = dev->priv.steering->root_ns; + + root->underlay_qpn = 0; + return 0; +} +EXPORT_SYMBOL(mlx5_fs_remove_rx_underlay_qpn); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h index 81eafc7b9dd9..990acee6fb09 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.h @@ -118,7 +118,6 @@ struct mlx5_flow_table { /* FWD rules that point on this flow table */ struct list_head fwd_rules; u32 flags; - u32 underlay_qpn; }; struct mlx5_fc_cache { @@ -195,6 +194,7 @@ struct mlx5_flow_root_namespace { struct mlx5_flow_table *root_ft; /* Should be held when chaining flow tables */ struct mutex chain_lock; + u32 underlay_qpn; }; int mlx5_init_fc_stats(struct mlx5_core_dev *dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index d0515391d33b..44f59b1d6f0f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -90,7 +90,7 @@ static void trigger_cmd_completions(struct mlx5_core_dev *dev) spin_unlock_irqrestore(&dev->cmd.alloc_lock, flags); mlx5_core_dbg(dev, "vector 0x%llx\n", vector); - mlx5_cmd_comp_handler(dev, vector); + mlx5_cmd_comp_handler(dev, vector, true); return; no_trig: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c index 3c84e36af018..cc1858752e70 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c @@ -30,6 +30,7 @@ * SOFTWARE. */ +#include <rdma/ib_verbs.h> #include <linux/mlx5/fs.h> #include "en.h" #include "ipoib.h" @@ -65,6 +66,10 @@ static void mlx5i_init(struct mlx5_core_dev *mdev, mlx5e_build_nic_params(mdev, &priv->channels.params, profile->max_nch(mdev)); + /* Override RQ params as IPoIB supports only LINKED LIST RQ for now */ + mlx5e_set_rq_type_params(mdev, &priv->channels.params, MLX5_WQ_TYPE_LINKED_LIST); + priv->channels.params.lro_en = false; + mutex_init(&priv->state_lock); netdev->hw_features |= NETIF_F_SG; @@ -155,6 +160,8 @@ out: static void mlx5i_destroy_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp) { + mlx5_fs_remove_rx_underlay_qpn(mdev, qp->qpn); + mlx5_core_destroy_qp(mdev, qp); } @@ -169,6 +176,8 @@ static int mlx5i_init_tx(struct mlx5e_priv *priv) return err; } + mlx5_fs_add_rx_underlay_qpn(priv->mdev, ipriv->qp.qpn); + err = mlx5e_create_tis(priv->mdev, 0 /* tc */, ipriv->qp.qpn, &priv->tisn[0]); if (err) { mlx5_core_warn(priv->mdev, "create tis failed, %d\n", err); @@ -188,7 +197,6 @@ static void mlx5i_cleanup_tx(struct mlx5e_priv *priv) static int mlx5i_create_flow_steering(struct mlx5e_priv *priv) { - struct mlx5i_priv *ipriv = priv->ppriv; int err; priv->fs.ns = mlx5_get_flow_namespace(priv->mdev, @@ -204,7 +212,7 @@ static int mlx5i_create_flow_steering(struct mlx5e_priv *priv) priv->netdev->hw_features &= ~NETIF_F_NTUPLE; } - err = mlx5e_create_ttc_table(priv, ipriv->qp.qpn); + err = mlx5e_create_ttc_table(priv); if (err) { netdev_err(priv->netdev, "Failed to create ttc table, err=%d\n", err); @@ -359,10 +367,10 @@ unlock: return 0; } -#ifdef notusedyet /* IPoIB RDMA netdev callbacks */ static int mlx5i_attach_mcast(struct net_device *netdev, struct ib_device *hca, - union ib_gid *gid, u16 lid, int set_qkey) + union ib_gid *gid, u16 lid, int set_qkey, + u32 qkey) { struct mlx5e_priv *epriv = mlx5i_epriv(netdev); struct mlx5_core_dev *mdev = epriv->mdev; @@ -375,6 +383,12 @@ static int mlx5i_attach_mcast(struct net_device *netdev, struct ib_device *hca, mlx5_core_warn(mdev, "failed attaching QPN 0x%x, MGID %pI6\n", ipriv->qp.qpn, gid->raw); + if (set_qkey) { + mlx5_core_dbg(mdev, "%s setting qkey 0x%x\n", + netdev->name, qkey); + ipriv->qkey = qkey; + } + return err; } @@ -397,15 +411,15 @@ static int mlx5i_detach_mcast(struct net_device *netdev, struct ib_device *hca, } static int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, - struct ib_ah *address, u32 dqpn, u32 dqkey) + struct ib_ah *address, u32 dqpn) { struct mlx5e_priv *epriv = mlx5i_epriv(dev); struct mlx5e_txqsq *sq = epriv->txq2sq[skb_get_queue_mapping(skb)]; struct mlx5_ib_ah *mah = to_mah(address); + struct mlx5i_priv *ipriv = epriv->ppriv; - return mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, dqkey); + return mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, ipriv->qkey); } -#endif static int mlx5i_check_required_hca_cap(struct mlx5_core_dev *mdev) { @@ -414,22 +428,23 @@ static int mlx5i_check_required_hca_cap(struct mlx5_core_dev *mdev) if (!MLX5_CAP_GEN(mdev, ipoib_enhanced_offloads)) { mlx5_core_warn(mdev, "IPoIB enhanced offloads are not supported\n"); - return -ENOTSUPP; + return -EOPNOTSUPP; } return 0; } -static struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, - struct ib_device *ibdev, - const char *name, - void (*setup)(struct net_device *)) +struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, + struct ib_device *ibdev, + const char *name, + void (*setup)(struct net_device *)) { const struct mlx5e_profile *profile = &mlx5i_nic_profile; int nch = profile->max_nch(mdev); struct net_device *netdev; struct mlx5i_priv *ipriv; struct mlx5e_priv *epriv; + struct rdma_netdev *rn; int err; if (mlx5i_check_required_hca_cap(mdev)) { @@ -464,13 +479,13 @@ static struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, mlx5e_attach_netdev(epriv); netif_carrier_off(netdev); - /* TODO: set rdma_netdev func pointers - * rn = &ipriv->rn; - * rn->hca = ibdev; - * rn->send = mlx5i_xmit; - * rn->attach_mcast = mlx5i_attach_mcast; - * rn->detach_mcast = mlx5i_detach_mcast; - */ + /* set rdma_netdev func pointers */ + rn = &ipriv->rn; + rn->hca = ibdev; + rn->send = mlx5i_xmit; + rn->attach_mcast = mlx5i_attach_mcast; + rn->detach_mcast = mlx5i_detach_mcast; + return netdev; err_free_netdev: @@ -482,7 +497,7 @@ free_mdev_resources: } EXPORT_SYMBOL(mlx5_rdma_netdev_alloc); -static void mlx5_rdma_netdev_free(struct net_device *netdev) +void mlx5_rdma_netdev_free(struct net_device *netdev) { struct mlx5e_priv *priv = mlx5i_epriv(netdev); const struct mlx5e_profile *profile = priv->profile; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h index bae0a5cbc8ad..213191a78464 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.h @@ -40,7 +40,9 @@ /* ipoib rdma netdev's private data structure */ struct mlx5i_priv { + struct rdma_netdev rn; /* keep this first */ struct mlx5_core_qp qp; + u32 qkey; char *mlx5e_priv[0]; }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 0c123d571b4c..af945edfee19 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -612,7 +612,6 @@ static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i) struct mlx5_priv *priv = &mdev->priv; struct msix_entry *msix = priv->msix_arr; int irq = msix[i + MLX5_EQ_VEC_COMP_BASE].vector; - int err; if (!zalloc_cpumask_var(&priv->irq_info[i].mask, GFP_KERNEL)) { mlx5_core_warn(mdev, "zalloc_cpumask_var failed"); @@ -622,18 +621,11 @@ static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i) cpumask_set_cpu(cpumask_local_spread(i, priv->numa_node), priv->irq_info[i].mask); - err = irq_set_affinity_hint(irq, priv->irq_info[i].mask); - if (err) { - mlx5_core_warn(mdev, "irq_set_affinity_hint failed,irq 0x%.4x", - irq); - goto err_clear_mask; - } + if (IS_ENABLED(CONFIG_SMP) && + irq_set_affinity_hint(irq, priv->irq_info[i].mask)) + mlx5_core_warn(mdev, "irq_set_affinity_hint failed, irq 0x%.4x", irq); return 0; - -err_clear_mask: - free_cpumask_var(priv->irq_info[i].mask); - return err; } static void mlx5_irq_clear_affinity_hint(struct mlx5_core_dev *mdev, int i) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c index ea56f6ade6b4..5f0a7bc692a4 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dpipe.c @@ -199,10 +199,11 @@ static int mlxsw_sp_erif_entry_get(struct mlxsw_sp *mlxsw_sp, entry->counter_valid = false; entry->counter = 0; + entry->index = mlxsw_sp_rif_index(rif); + if (!counters_enabled) return 0; - entry->index = mlxsw_sp_rif_index(rif); err = mlxsw_sp_rif_counter_value_get(mlxsw_sp, rif, MLXSW_SP_RIF_COUNTER_EGRESS, &cnt); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 33cec1cc1642..9f89c4137d21 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -206,6 +206,9 @@ void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp, { unsigned int *p_counter_index; + if (!mlxsw_sp_rif_counter_valid_get(rif, dir)) + return; + p_counter_index = mlxsw_sp_rif_p_counter_get(rif, dir); if (WARN_ON(!p_counter_index)) return; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 0d8411f1f954..f4bb0c0b7c1d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -1497,8 +1497,7 @@ do_fdb_op: err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding, true); if (err) { - if (net_ratelimit()) - netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n"); + dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to set FDB entry\n"); return; } @@ -1558,8 +1557,7 @@ do_fdb_op: err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid, adding, true); if (err) { - if (net_ratelimit()) - netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n"); + dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to set FDB entry\n"); return; } |
