Commit 3db55f8c authored by Vlad Dogaru's avatar Vlad Dogaru Committed by Jakub Kicinski
Browse files

net/mlx5: HWS, Export action STE tables to debugfs 



Introduce a new type of dump object and dump all action STE tables,
along with information on their RTCs and STEs.

Signed-off-by: default avatarVlad Dogaru <vdogaru@nvidia.com>
Reviewed-by: default avatarHamdan Agbariya <hamdani@nvidia.com>
Reviewed-by: default avatarMark Bloch <mbloch@nvidia.com>
Signed-off-by: default avatarTariq Toukan <tariqt@nvidia.com>
Reviewed-by: default avatarMichal Kubiak <michal.kubiak@intel.com>
Link: https://patch.msgid.link/1744312662-356571-13-git-send-email-tariqt@nvidia.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 864531ca

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/debug.c

+35 −1
Original line number Diff line number Diff line
@@ -387,10 +387,41 @@ static int hws_debug_dump_context_stc(struct seq_file *f, struct mlx5hws_context 
	return 0;

}



static void

hws_debug_dump_action_ste_table(struct seq_file *f,

				struct mlx5hws_action_ste_table *action_tbl)

{

	int ste_0_id = mlx5hws_pool_get_base_id(action_tbl->pool);

	int ste_1_id = mlx5hws_pool_get_base_mirror_id(action_tbl->pool);



	seq_printf(f, "%d,0x%llx,%d,%d,%d,%d\n",

		   MLX5HWS_DEBUG_RES_TYPE_ACTION_STE_TABLE,

		   HWS_PTR_TO_ID(action_tbl),

		   action_tbl->rtc_0_id, ste_0_id,

		   action_tbl->rtc_1_id, ste_1_id);

}



static void hws_debug_dump_action_ste_pool(struct seq_file *f,

					   struct mlx5hws_action_ste_pool *pool)

{

	struct mlx5hws_action_ste_table *action_tbl;

	enum mlx5hws_pool_optimize opt;



	mutex_lock(&pool->lock);

	for (opt = MLX5HWS_POOL_OPTIMIZE_NONE; opt < MLX5HWS_POOL_OPTIMIZE_MAX;

	     opt++) {

		list_for_each_entry(action_tbl, &pool->elems[opt].available,

				    list_node) {

			hws_debug_dump_action_ste_table(f, action_tbl);

		}

	}

	mutex_unlock(&pool->lock);

}



static int hws_debug_dump_context(struct seq_file *f, struct mlx5hws_context *ctx)

{

	struct mlx5hws_table *tbl;

	int ret;

	int ret, i;



	ret = hws_debug_dump_context_info(f, ctx);

	if (ret)
@@ -410,6 +441,9 @@ static int hws_debug_dump_context(struct seq_file *f, struct mlx5hws_context *ct 
			return ret;

	}



	for (i = 0; i < ctx->queues; i++)

		hws_debug_dump_action_ste_pool(f, &ctx->action_ste_pool[i]);



	return 0;

}

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/debug.h

+2 −0
Original line number Diff line number Diff line
@@ -26,6 +26,8 @@ enum mlx5hws_debug_res_type { 
	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_HASH_DEFINER = 4205,

	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_RANGE_DEFINER = 4206,

	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_COMPARE_MATCH_DEFINER = 4207,



	MLX5HWS_DEBUG_RES_TYPE_ACTION_STE_TABLE = 4300,

};



static inline u64