From 3b751a2a418aa58c5bd3b23bf97d169cc4c63819 Mon Sep 17 00:00:00 2001 From: Saeed Mahameed Date: Tue, 1 Dec 2015 18:03:24 +0200 Subject: [PATCH] net/mlx5: E-Switch, Introduce get vf statistics Add support to get VF statistics using query vport counter command. Signed-off-by: Saeed Mahameed Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- .../net/ethernet/mellanox/mlx5/core/eswitch.c | 67 +++++++++++++++++++ .../net/ethernet/mellanox/mlx5/core/eswitch.h | 3 + 2 files changed, 70 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 8fb66c075014..d8939e597c54 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -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; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index f85d5b86ef41..02ff3eade026 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -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__ */ -- 2.30.2