drivers/net/ethernet/mellanox/mlx5/core/steering/sws/fs_dr.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/mellanox/mlx5/core/steering/sws/fs_dr.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/mellanox/mlx5/core/steering/sws/fs_dr.h
Extension
.h
Size
1332 bytes
Lines
68
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct mlx5_fs_dr_action {
	struct mlx5dr_action *dr_action;
};

struct mlx5_fs_dr_rule {
	struct mlx5dr_rule    *dr_rule;
	/* Only actions created by fs_dr */
	struct mlx5dr_action  **dr_actions;
	int                      num_actions;
};

struct mlx5_fs_dr_domain {
	struct mlx5dr_domain	*dr_domain;
};

struct mlx5_fs_dr_matcher {
	struct mlx5dr_matcher *dr_matcher;
};

struct mlx5_fs_dr_table {
	struct mlx5dr_table  *dr_table;
	struct mlx5dr_action *miss_action;
};

#ifdef CONFIG_MLX5_SW_STEERING

bool mlx5_fs_dr_is_supported(struct mlx5_core_dev *dev);

int
mlx5_fs_dr_action_get_pkt_reformat_id(struct mlx5_pkt_reformat *pkt_reformat,
				      u32 *reformat_id);

const struct mlx5_flow_cmds *mlx5_fs_cmd_get_dr_cmds(void);

#else

static inline const struct mlx5_flow_cmds *mlx5_fs_cmd_get_dr_cmds(void)
{
	return NULL;
}

static inline int
mlx5_fs_dr_action_get_pkt_reformat_id(struct mlx5_pkt_reformat *pkt_reformat,
				      u32 *reformat_id)
{
	return -EOPNOTSUPP;
}

static inline bool mlx5_fs_dr_is_supported(struct mlx5_core_dev *dev)
{
	return false;
}

#endif /* CONFIG_MLX5_SW_STEERING */
#endif

Annotation

Implementation Notes