diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 96e287a326aea93a7510d6e805f448409347194e..757725bf48a8c394cfa44c5d784df4bcc3feab0c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -40,18 +40,19 @@ #define INIT_TREE_NODE_ARRAY_SIZE(...) (sizeof((struct init_tree_node[]){__VA_ARGS__}) /\ sizeof(struct init_tree_node)) -#define ADD_PRIO(min_level_val, max_ft_val, caps_val,\ +#define ADD_PRIO(num_prios_val, min_level_val, max_ft_val, caps_val,\ ...) {.type = FS_TYPE_PRIO,\ .min_ft_level = min_level_val,\ .max_ft = max_ft_val,\ + .num_leaf_prios = num_prios_val,\ .caps = caps_val,\ .children = (struct init_tree_node[]) {__VA_ARGS__},\ .ar_size = INIT_TREE_NODE_ARRAY_SIZE(__VA_ARGS__) \ } -#define ADD_FT_PRIO(max_ft_val, ...)\ - ADD_PRIO(0, max_ft_val, {},\ - __VA_ARGS__)\ +#define ADD_MULTIPLE_PRIO(num_prios_val, max_ft_val, ...)\ + ADD_PRIO(num_prios_val, 0, max_ft_val, {},\ + __VA_ARGS__)\ #define ADD_NS(...) {.type = FS_TYPE_NAMESPACE,\ .children = (struct init_tree_node[]) {__VA_ARGS__},\ @@ -66,7 +67,14 @@ #define FS_REQUIRED_CAPS(...) {.arr_sz = INIT_CAPS_ARRAY_SIZE(__VA_ARGS__), \ .caps = (long[]) {__VA_ARGS__} } +#define LEFTOVERS_MAX_FT 1 +#define LEFTOVERS_NUM_PRIOS 1 +#define BY_PASS_PRIO_MAX_FT 1 +#define BY_PASS_MIN_LEVEL (KENREL_MIN_LEVEL + MLX5_BY_PASS_NUM_PRIOS +\ + LEFTOVERS_MAX_FT) + #define KERNEL_MAX_FT 2 +#define KERNEL_NUM_PRIOS 1 #define KENREL_MIN_LEVEL 2 struct node_caps { @@ -79,14 +87,27 @@ static struct init_tree_node { int ar_size; struct node_caps caps; int min_ft_level; + int num_leaf_prios; int prio; int max_ft; } root_fs = { .type = FS_TYPE_NAMESPACE, - .ar_size = 1, + .ar_size = 3, .children = (struct init_tree_node[]) { - ADD_PRIO(KENREL_MIN_LEVEL, 0, {}, - ADD_NS(ADD_FT_PRIO(KERNEL_MAX_FT))), + ADD_PRIO(0, BY_PASS_MIN_LEVEL, 0, + FS_REQUIRED_CAPS(FS_CAP(flow_table_properties_nic_receive.flow_modify_en), + FS_CAP(flow_table_properties_nic_receive.modify_root), + FS_CAP(flow_table_properties_nic_receive.identified_miss_table_mode), + FS_CAP(flow_table_properties_nic_receive.flow_table_modify)), + ADD_NS(ADD_MULTIPLE_PRIO(MLX5_BY_PASS_NUM_PRIOS, BY_PASS_PRIO_MAX_FT))), + ADD_PRIO(0, KENREL_MIN_LEVEL, 0, {}, + ADD_NS(ADD_MULTIPLE_PRIO(KERNEL_NUM_PRIOS, KERNEL_MAX_FT))), + ADD_PRIO(0, BY_PASS_MIN_LEVEL, 0, + FS_REQUIRED_CAPS(FS_CAP(flow_table_properties_nic_receive.flow_modify_en), + FS_CAP(flow_table_properties_nic_receive.modify_root), + FS_CAP(flow_table_properties_nic_receive.identified_miss_table_mode), + FS_CAP(flow_table_properties_nic_receive.flow_table_modify)), + ADD_NS(ADD_MULTIPLE_PRIO(LEFTOVERS_NUM_PRIOS, LEFTOVERS_MAX_FT))), } }; @@ -1098,8 +1119,10 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev, return NULL; switch (type) { + case MLX5_FLOW_NAMESPACE_BYPASS: case MLX5_FLOW_NAMESPACE_KERNEL: - prio = 0; + case MLX5_FLOW_NAMESPACE_LEFTOVERS: + prio = type; break; case MLX5_FLOW_NAMESPACE_FDB: if (dev->priv.fdb_root_ns) @@ -1164,6 +1187,20 @@ static struct mlx5_flow_namespace *fs_create_namespace(struct fs_prio *prio) return ns; } +static int create_leaf_prios(struct mlx5_flow_namespace *ns, struct init_tree_node + *prio_metadata) +{ + struct fs_prio *fs_prio; + int i; + + for (i = 0; i < prio_metadata->num_leaf_prios; i++) { + fs_prio = fs_create_prio(ns, i, prio_metadata->max_ft); + if (IS_ERR(fs_prio)) + return PTR_ERR(fs_prio); + } + return 0; +} + #define FLOW_TABLE_BIT_SZ 1 #define GET_FLOW_TABLE_CAP(dev, offset) \ ((be32_to_cpu(*((__be32 *)(dev->hca_caps_cur[MLX5_CAP_FLOW_TABLE]) + \ @@ -1201,6 +1238,8 @@ static int init_root_tree_recursive(struct mlx5_core_dev *dev, return 0; fs_get_obj(fs_ns, fs_parent_node); + if (init_node->num_leaf_prios) + return create_leaf_prios(fs_ns, init_node); fs_prio = fs_create_prio(fs_ns, index, init_node->max_ft); if (IS_ERR(fs_prio)) return PTR_ERR(fs_prio); diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index df2f79ef3cac94da55c5317f2be3e005f706629f..7be845e306897ccd9d598ace7341976733164e5a 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -1258,4 +1258,6 @@ static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz) return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz; } +#define MLX5_BY_PASS_NUM_PRIOS 9 + #endif /* MLX5_DEVICE_H */ diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index 06ac6e8fccfaf9b5dc085c3bf126161609d4ea6f..a94341271e3fd90253ed8c72093d5a23e277c047 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -39,7 +39,9 @@ #define MLX5_FS_DEFAULT_FLOW_TAG 0x0 enum mlx5_flow_namespace_type { + MLX5_FLOW_NAMESPACE_BYPASS, MLX5_FLOW_NAMESPACE_KERNEL, + MLX5_FLOW_NAMESPACE_LEFTOVERS, MLX5_FLOW_NAMESPACE_FDB, };