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Commit 3b751a2a authored by Saeed Mahameed's avatar Saeed Mahameed Committed by David S. Miller
Browse files

net/mlx5: E-Switch, Introduce get vf statistics 



Add support to get VF statistics using query vport
counter command.

Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9e7ea352

drivers/net/ethernet/mellanox/mlx5/core/eswitch.c

+67 −0
Original line number Diff line number Diff line
@@ -1213,3 +1213,70 @@ int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, 


	return modify_esw_vport_cvlan(esw->dev, vport, vlan, qos, set);

}



int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,

				 int vport,

				 struct ifla_vf_stats *vf_stats)

{

	int outlen = MLX5_ST_SZ_BYTES(query_vport_counter_out);

	u32 in[MLX5_ST_SZ_DW(query_vport_counter_in)];

	int err = 0;

	u32 *out;



	if (!ESW_ALLOWED(esw))

		return -EPERM;

	if (!LEGAL_VPORT(esw, vport))

		return -EINVAL;



	out = mlx5_vzalloc(outlen);

	if (!out)

		return -ENOMEM;



	memset(in, 0, sizeof(in));



	MLX5_SET(query_vport_counter_in, in, opcode,

		 MLX5_CMD_OP_QUERY_VPORT_COUNTER);

	MLX5_SET(query_vport_counter_in, in, op_mod, 0);

	MLX5_SET(query_vport_counter_in, in, vport_number, vport);

	if (vport)

		MLX5_SET(query_vport_counter_in, in, other_vport, 1);



	memset(out, 0, outlen);

	err = mlx5_cmd_exec(esw->dev, in, sizeof(in), out, outlen);

	if (err)

		goto free_out;



	#define MLX5_GET_CTR(p, x) \

		MLX5_GET64(query_vport_counter_out, p, x)



	memset(vf_stats, 0, sizeof(*vf_stats));

	vf_stats->rx_packets =

		MLX5_GET_CTR(out, received_eth_unicast.packets) +

		MLX5_GET_CTR(out, received_eth_multicast.packets) +

		MLX5_GET_CTR(out, received_eth_broadcast.packets);



	vf_stats->rx_bytes =

		MLX5_GET_CTR(out, received_eth_unicast.octets) +

		MLX5_GET_CTR(out, received_eth_multicast.octets) +

		MLX5_GET_CTR(out, received_eth_broadcast.octets);



	vf_stats->tx_packets =

		MLX5_GET_CTR(out, transmitted_eth_unicast.packets) +

		MLX5_GET_CTR(out, transmitted_eth_multicast.packets) +

		MLX5_GET_CTR(out, transmitted_eth_broadcast.packets);



	vf_stats->tx_bytes =

		MLX5_GET_CTR(out, transmitted_eth_unicast.octets) +

		MLX5_GET_CTR(out, transmitted_eth_multicast.octets) +

		MLX5_GET_CTR(out, transmitted_eth_broadcast.octets);



	vf_stats->multicast =

		MLX5_GET_CTR(out, received_eth_multicast.packets);



	vf_stats->broadcast =

		MLX5_GET_CTR(out, received_eth_broadcast.packets);



free_out:

	kvfree(out);

	return err;

}

drivers/net/ethernet/mellanox/mlx5/core/eswitch.h

+3 −0
Original line number Diff line number Diff line
@@ -153,5 +153,8 @@ int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, 
				int vport, u16 vlan, u8 qos);

int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,

				  int vport, struct ifla_vf_info *ivi);

int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,

				 int vport,

				 struct ifla_vf_stats *vf_stats);



#endif /* __MLX5_ESWITCH_H__ */