Commit 4fe1b3a5 authored by Michael Guralnik's avatar Michael Guralnik Committed by Saeed Mahameed
Browse files

net/mlx5: Expose steering dropped packets counter 



Add rx steering discarded packets counter to the vnic_diag debugfs.

Signed-off-by: default avatarMichael Guralnik <michaelgur@nvidia.com>
Reviewed-by: default avatarMaor Gottlieb <maorg@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent 64b68e36

drivers/net/ethernet/mellanox/mlx5/core/esw/debugfs.c

+19 −3
Original line number Diff line number Diff line
@@ -12,10 +12,11 @@ enum vnic_diag_counter { 
	MLX5_VNIC_DIAG_CQ_OVERRUN,

	MLX5_VNIC_DIAG_INVALID_COMMAND,

	MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND,

	MLX5_VNIC_DIAG_RX_STEERING_DISCARD,

};



static int mlx5_esw_query_vnic_diag(struct mlx5_vport *vport, enum vnic_diag_counter counter,

				    u32 *val)

				    u64 *val)

{

	u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};

	u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
@@ -57,6 +58,10 @@ static int mlx5_esw_query_vnic_diag(struct mlx5_vport *vport, enum vnic_diag_cou 
	case MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND:

		*val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, quota_exceeded_command);

		break;

	case MLX5_VNIC_DIAG_RX_STEERING_DISCARD:

		*val = MLX5_GET64(vnic_diagnostic_statistics, vnic_diag_out,

				  nic_receive_steering_discard);

		break;

	}



	return 0;
@@ -65,14 +70,14 @@ static int mlx5_esw_query_vnic_diag(struct mlx5_vport *vport, enum vnic_diag_cou 
static int __show_vnic_diag(struct seq_file *file, struct mlx5_vport *vport,

			    enum vnic_diag_counter type)

{

	u32 val = 0;

	u64 val = 0;

	int ret;



	ret = mlx5_esw_query_vnic_diag(vport, type, &val);

	if (ret)

		return ret;



	seq_printf(file, "%d\n", val);

	seq_printf(file, "%llu\n", val);

	return 0;

}
@@ -112,6 +117,11 @@ static int quota_exceeded_command_show(struct seq_file *file, void *priv) 
	return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND);

}



static int rx_steering_discard_show(struct seq_file *file, void *priv)

{

	return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_RX_STEERING_DISCARD);

}



DEFINE_SHOW_ATTRIBUTE(total_q_under_processor_handle);

DEFINE_SHOW_ATTRIBUTE(send_queue_priority_update_flow);

DEFINE_SHOW_ATTRIBUTE(comp_eq_overrun);
@@ -119,6 +129,7 @@ DEFINE_SHOW_ATTRIBUTE(async_eq_overrun); 
DEFINE_SHOW_ATTRIBUTE(cq_overrun);

DEFINE_SHOW_ATTRIBUTE(invalid_command);

DEFINE_SHOW_ATTRIBUTE(quota_exceeded_command);

DEFINE_SHOW_ATTRIBUTE(rx_steering_discard);



void mlx5_esw_vport_debugfs_destroy(struct mlx5_eswitch *esw, u16 vport_num)

{
@@ -179,4 +190,9 @@ void mlx5_esw_vport_debugfs_create(struct mlx5_eswitch *esw, u16 vport_num, bool 
	if (MLX5_CAP_GEN(esw->dev, quota_exceeded_count))

		debugfs_create_file("quota_exceeded_command", 0444, vnic_diag, vport,

				    &quota_exceeded_command_fops);



	if (MLX5_CAP_GEN(esw->dev, nic_receive_steering_discard))

		debugfs_create_file("rx_steering_discard", 0444, vnic_diag, vport,

				    &rx_steering_discard_fops);



}