diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tx.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.h | 3 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 132 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/ipoib.c | 24 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/main.c | 2 |
7 files changed, 135 insertions, 33 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 43308243f519..ae66fad98244 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -39,6 +39,7 @@ #include "en.h" #include "en_tc.h" #include "eswitch.h" +#include "ipoib.h" static inline bool mlx5e_rx_hw_stamp(struct mlx5e_tstamp *tstamp) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index dda7db503043..ab3bb026ff9e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -33,6 +33,7 @@ #include <linux/tcp.h> #include <linux/if_vlan.h> #include "en.h" +#include "ipoib.h" #define MLX5E_SQ_NOPS_ROOM MLX5_SEND_WQE_MAX_WQEBBS #define MLX5E_SQ_STOP_ROOM (MLX5_SEND_WQE_MAX_WQEBBS +\ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index b3281d1118b3..21bed3c3334d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1806,6 +1806,11 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev) esw->enabled_vports = 0; esw->mode = SRIOV_NONE; esw->offloads.inline_mode = MLX5_INLINE_MODE_NONE; + if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, encap) && + MLX5_CAP_ESW_FLOWTABLE_FDB(dev, decap)) + esw->offloads.encap = DEVLINK_ESWITCH_ENCAP_MODE_BASIC; + else + esw->offloads.encap = DEVLINK_ESWITCH_ENCAP_MODE_NONE; dev->priv.eswitch = esw; return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index 1f56ed9f5a6f..1e7f21be1233 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -210,6 +210,7 @@ struct mlx5_esw_offload { DECLARE_HASHTABLE(encap_tbl, 8); u8 inline_mode; u64 num_flows; + u8 encap; }; struct mlx5_eswitch { @@ -322,6 +323,8 @@ int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode); int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode); int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8 *mode); int mlx5_eswitch_inline_mode_get(struct mlx5_eswitch *esw, int nvfs, u8 *mode); +int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap); +int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, u8 *encap); void mlx5_eswitch_register_vport_rep(struct mlx5_eswitch *esw, int vport_index, struct mlx5_eswitch_rep *rep); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 992b380d36be..189d24dbd3e3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -426,31 +426,21 @@ out: return err; } -#define MAX_PF_SQ 256 #define ESW_OFFLOADS_NUM_GROUPS 4 -static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports) +static int esw_create_offloads_fast_fdb_table(struct mlx5_eswitch *esw) { - int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); - struct mlx5_flow_table_attr ft_attr = {}; - int table_size, ix, esw_size, err = 0; struct mlx5_core_dev *dev = esw->dev; struct mlx5_flow_namespace *root_ns; struct mlx5_flow_table *fdb = NULL; - struct mlx5_flow_group *g; - u32 *flow_group_in; - void *match_criteria; + int esw_size, err = 0; u32 flags = 0; - flow_group_in = mlx5_vzalloc(inlen); - if (!flow_group_in) - return -ENOMEM; - root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB); if (!root_ns) { esw_warn(dev, "Failed to get FDB flow namespace\n"); err = -EOPNOTSUPP; - goto ns_err; + goto out; } esw_debug(dev, "Create offloads FDB table, min (max esw size(2^%d), max counters(%d)*groups(%d))\n", @@ -460,8 +450,7 @@ static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports) esw_size = min_t(int, MLX5_CAP_GEN(dev, max_flow_counter) * ESW_OFFLOADS_NUM_GROUPS, 1 << MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size)); - if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, encap) && - MLX5_CAP_ESW_FLOWTABLE_FDB(dev, decap)) + if (esw->offloads.encap != DEVLINK_ESWITCH_ENCAP_MODE_NONE) flags |= MLX5_FLOW_TABLE_TUNNEL_EN; fdb = mlx5_create_auto_grouped_flow_table(root_ns, FDB_FAST_PATH, @@ -471,10 +460,49 @@ static int esw_create_offloads_fdb_table(struct mlx5_eswitch *esw, int nvports) if (IS_ERR(fdb)) { err = PTR_ERR(fdb); esw_warn(dev, "Failed to create Fast path FDB Table err %d\n", err); - goto fast_fdb_err; + goto out; } esw->fdb_table.fdb = fdb; +out: + return err; +} + +static void esw_destroy_offloads_fast_fdb_table(struct mlx5_eswitch *esw) +{ + mlx5_destroy_flow_table(esw->fdb_table.fdb); +} + +#define MAX_PF_SQ 256 + +static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports) +{ + int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); + struct mlx5_flow_table_attr ft_attr = {}; + struct mlx5_core_dev *dev = esw->dev; + struct mlx5_flow_namespace *root_ns; + struct mlx5_flow_table *fdb = NULL; + int table_size, ix, err = 0; + struct mlx5_flow_group *g; + void *match_criteria; + u32 *flow_group_in; + + esw_debug(esw->dev, "Create offloads FDB Tables\n"); + flow_group_in = mlx5_vzalloc(inlen); + if (!flow_group_in) + return -ENOMEM; + + root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB); + if (!root_ns) { + esw_warn(dev, "Failed to get FDB flow namespace\n"); + err = -EOPNOTSUPP; + goto ns_err; + } + + err = esw_create_offloads_fast_fdb_table(esw); + if (err) + goto fast_fdb_err; + table_size = nvports + MAX_PF_SQ + 1; ft_attr.max_fte = table_size; @@ -545,18 +573,18 @@ ns_err: return err; } -static void esw_destroy_offloads_fdb_table(struct mlx5_eswitch *esw) +static void esw_destroy_offloads_fdb_tables(struct mlx5_eswitch *esw) { if (!esw->fdb_table.fdb) return; - esw_debug(esw->dev, "Destroy offloads FDB Table\n"); + esw_debug(esw->dev, "Destroy offloads FDB Tables\n"); mlx5_del_flow_rules(esw->fdb_table.offloads.miss_rule); mlx5_destroy_flow_group(esw->fdb_table.offloads.send_to_vport_grp); mlx5_destroy_flow_group(esw->fdb_table.offloads.miss_grp); mlx5_destroy_flow_table(esw->fdb_table.offloads.fdb); - mlx5_destroy_flow_table(esw->fdb_table.fdb); + esw_destroy_offloads_fast_fdb_table(esw); } static int esw_create_offloads_table(struct mlx5_eswitch *esw) @@ -716,7 +744,7 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int nvports) mlx5_remove_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); mlx5_dev_list_unlock(); - err = esw_create_offloads_fdb_table(esw, nvports); + err = esw_create_offloads_fdb_tables(esw, nvports); if (err) goto create_fdb_err; @@ -753,7 +781,7 @@ create_fg_err: esw_destroy_offloads_table(esw); create_ft_err: - esw_destroy_offloads_fdb_table(esw); + esw_destroy_offloads_fdb_tables(esw); create_fdb_err: /* enable back PF RoCE */ @@ -799,7 +827,7 @@ void esw_offloads_cleanup(struct mlx5_eswitch *esw, int nvports) esw_destroy_vport_rx_group(esw); esw_destroy_offloads_table(esw); - esw_destroy_offloads_fdb_table(esw); + esw_destroy_offloads_fdb_tables(esw); } static int esw_mode_from_devlink(u16 mode, u16 *mlx5_mode) @@ -1016,6 +1044,66 @@ int mlx5_eswitch_inline_mode_get(struct mlx5_eswitch *esw, int nvfs, u8 *mode) return 0; } +int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8 encap) +{ + struct mlx5_core_dev *dev = devlink_priv(devlink); + struct mlx5_eswitch *esw = dev->priv.eswitch; + int err; + + if (!MLX5_CAP_GEN(dev, vport_group_manager)) + return -EOPNOTSUPP; + + if (esw->mode == SRIOV_NONE) + return -EOPNOTSUPP; + + if (encap != DEVLINK_ESWITCH_ENCAP_MODE_NONE && + (!MLX5_CAP_ESW_FLOWTABLE_FDB(dev, encap) || + !MLX5_CAP_ESW_FLOWTABLE_FDB(dev, decap))) + return -EOPNOTSUPP; + + if (encap && encap != DEVLINK_ESWITCH_ENCAP_MODE_BASIC) + return -EOPNOTSUPP; + + if (esw->mode == SRIOV_LEGACY) { + esw->offloads.encap = encap; + return 0; + } + + if (esw->offloads.encap == encap) + return 0; + + if (esw->offloads.num_flows > 0) { + esw_warn(dev, "Can't set encapsulation when flows are configured\n"); + return -EOPNOTSUPP; + } + + esw_destroy_offloads_fast_fdb_table(esw); + + esw->offloads.encap = encap; + err = esw_create_offloads_fast_fdb_table(esw); + if (err) { + esw_warn(esw->dev, "Failed re-creating fast FDB table, err %d\n", err); + esw->offloads.encap = !encap; + (void) esw_create_offloads_fast_fdb_table(esw); + } + return err; +} + +int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, u8 *encap) +{ + struct mlx5_core_dev *dev = devlink_priv(devlink); + struct mlx5_eswitch *esw = dev->priv.eswitch; + + if (!MLX5_CAP_GEN(dev, vport_group_manager)) + return -EOPNOTSUPP; + + if (esw->mode == SRIOV_NONE) + return -EOPNOTSUPP; + + *encap = esw->offloads.encap; + return 0; +} + void mlx5_eswitch_register_vport_rep(struct mlx5_eswitch *esw, int vport_index, struct mlx5_eswitch_rep *__rep) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c index ec78e637840f..3c84e36af018 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib.c @@ -178,7 +178,7 @@ static int mlx5i_init_tx(struct mlx5e_priv *priv) return 0; } -void mlx5i_cleanup_tx(struct mlx5e_priv *priv) +static void mlx5i_cleanup_tx(struct mlx5e_priv *priv) { struct mlx5i_priv *ipriv = priv->ppriv; @@ -359,9 +359,10 @@ unlock: return 0; } +#ifdef notusedyet /* IPoIB RDMA netdev callbacks */ -int mlx5i_attach_mcast(struct net_device *netdev, struct ib_device *hca, - union ib_gid *gid, u16 lid, int set_qkey) +static int mlx5i_attach_mcast(struct net_device *netdev, struct ib_device *hca, + union ib_gid *gid, u16 lid, int set_qkey) { struct mlx5e_priv *epriv = mlx5i_epriv(netdev); struct mlx5_core_dev *mdev = epriv->mdev; @@ -377,8 +378,8 @@ int mlx5i_attach_mcast(struct net_device *netdev, struct ib_device *hca, return err; } -int mlx5i_detach_mcast(struct net_device *netdev, struct ib_device *hca, - union ib_gid *gid, u16 lid) +static int mlx5i_detach_mcast(struct net_device *netdev, struct ib_device *hca, + union ib_gid *gid, u16 lid) { struct mlx5e_priv *epriv = mlx5i_epriv(netdev); struct mlx5_core_dev *mdev = epriv->mdev; @@ -395,7 +396,7 @@ int mlx5i_detach_mcast(struct net_device *netdev, struct ib_device *hca, return err; } -int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, +static int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, struct ib_ah *address, u32 dqpn, u32 dqkey) { struct mlx5e_priv *epriv = mlx5i_epriv(dev); @@ -404,6 +405,7 @@ int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, return mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, dqkey); } +#endif static int mlx5i_check_required_hca_cap(struct mlx5_core_dev *mdev) { @@ -418,10 +420,10 @@ static int mlx5i_check_required_hca_cap(struct mlx5_core_dev *mdev) return 0; } -struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, - struct ib_device *ibdev, - const char *name, - void (*setup)(struct net_device *)) +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 *)) { const struct mlx5e_profile *profile = &mlx5i_nic_profile; int nch = profile->max_nch(mdev); @@ -480,7 +482,7 @@ free_mdev_resources: } EXPORT_SYMBOL(mlx5_rdma_netdev_alloc); -void mlx5_rdma_netdev_free(struct net_device *netdev) +static 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/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 9c2bec732af9..bde91a8bec73 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1280,6 +1280,8 @@ static const struct devlink_ops mlx5_devlink_ops = { .eswitch_mode_get = mlx5_devlink_eswitch_mode_get, .eswitch_inline_mode_set = mlx5_devlink_eswitch_inline_mode_set, .eswitch_inline_mode_get = mlx5_devlink_eswitch_inline_mode_get, + .eswitch_encap_mode_set = mlx5_devlink_eswitch_encap_mode_set, + .eswitch_encap_mode_get = mlx5_devlink_eswitch_encap_mode_get, #endif }; 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