Commit efea389d authored by Gal Pressman's avatar Gal Pressman Committed by David S. Miller
Browse files

net/mlx5_core: Support physical port counters



Added physical port counters in the following standard formats to
ethtool statistics:
  - IEEE 802.3
  - RFC2863
  - RFC2819

Signed-off-by: default avatarGal Pressman <galp@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarAmir Vadai <amirv@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9b37b07f
......@@ -138,6 +138,80 @@ struct mlx5e_vport_stats {
#define NUM_VPORT_COUNTERS 31
};
static const char pport_strings[][ETH_GSTRING_LEN] = {
/* IEEE802.3 counters */
"frames_tx",
"frames_rx",
"check_seq_err",
"alignment_err",
"octets_tx",
"octets_received",
"multicast_xmitted",
"broadcast_xmitted",
"multicast_rx",
"broadcast_rx",
"in_range_len_errors",
"out_of_range_len",
"too_long_errors",
"symbol_err",
"mac_control_tx",
"mac_control_rx",
"unsupported_op_rx",
"pause_ctrl_rx",
"pause_ctrl_tx",
/* RFC2863 counters */
"in_octets",
"in_ucast_pkts",
"in_discards",
"in_errors",
"in_unknown_protos",
"out_octets",
"out_ucast_pkts",
"out_discards",
"out_errors",
"in_multicast_pkts",
"in_broadcast_pkts",
"out_multicast_pkts",
"out_broadcast_pkts",
/* RFC2819 counters */
"drop_events",
"octets",
"pkts",
"broadcast_pkts",
"multicast_pkts",
"crc_align_errors",
"undersize_pkts",
"oversize_pkts",
"fragments",
"jabbers",
"collisions",
"p64octets",
"p65to127octets",
"p128to255octets",
"p256to511octets",
"p512to1023octets",
"p1024to1518octets",
"p1519to2047octets",
"p2048to4095octets",
"p4096to8191octets",
"p8192to10239octets",
};
#define NUM_IEEE_802_3_COUNTERS 19
#define NUM_RFC_2863_COUNTERS 13
#define NUM_RFC_2819_COUNTERS 21
#define NUM_PPORT_COUNTERS (NUM_IEEE_802_3_COUNTERS + \
NUM_RFC_2863_COUNTERS + \
NUM_RFC_2819_COUNTERS)
struct mlx5e_pport_stats {
__be64 IEEE_802_3_counters[NUM_IEEE_802_3_COUNTERS];
__be64 RFC_2863_counters[NUM_RFC_2863_COUNTERS];
__be64 RFC_2819_counters[NUM_RFC_2819_COUNTERS];
};
static const char rq_stats_strings[][ETH_GSTRING_LEN] = {
"packets",
"csum_none",
......@@ -180,6 +254,7 @@ struct mlx5e_sq_stats {
struct mlx5e_stats {
struct mlx5e_vport_stats vport;
struct mlx5e_pport_stats pport;
};
struct mlx5e_params {
......
......@@ -171,7 +171,7 @@ static int mlx5e_get_sset_count(struct net_device *dev, int sset)
switch (sset) {
case ETH_SS_STATS:
return NUM_VPORT_COUNTERS +
return NUM_VPORT_COUNTERS + NUM_PPORT_COUNTERS +
priv->params.num_channels * NUM_RQ_STATS +
priv->params.num_channels * priv->params.num_tc *
NUM_SQ_STATS;
......@@ -200,6 +200,11 @@ static void mlx5e_get_strings(struct net_device *dev,
strcpy(data + (idx++) * ETH_GSTRING_LEN,
vport_strings[i]);
/* PPORT counters */
for (i = 0; i < NUM_PPORT_COUNTERS; i++)
strcpy(data + (idx++) * ETH_GSTRING_LEN,
pport_strings[i]);
/* per channel counters */
for (i = 0; i < priv->params.num_channels; i++)
for (j = 0; j < NUM_RQ_STATS; j++)
......@@ -234,6 +239,9 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev,
for (i = 0; i < NUM_VPORT_COUNTERS; i++)
data[idx++] = ((u64 *)&priv->stats.vport)[i];
for (i = 0; i < NUM_PPORT_COUNTERS; i++)
data[idx++] = be64_to_cpu(((__be64 *)&priv->stats.pport)[i]);
/* per channel counters */
for (i = 0; i < priv->params.num_channels; i++)
for (j = 0; j < NUM_RQ_STATS; j++)
......
......@@ -82,6 +82,47 @@ static void mlx5e_update_carrier_work(struct work_struct *work)
mutex_unlock(&priv->state_lock);
}
static void mlx5e_update_pport_counters(struct mlx5e_priv *priv)
{
struct mlx5_core_dev *mdev = priv->mdev;
struct mlx5e_pport_stats *s = &priv->stats.pport;
u32 *in;
u32 *out;
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
in = mlx5_vzalloc(sz);
out = mlx5_vzalloc(sz);
if (!in || !out)
goto free_out;
MLX5_SET(ppcnt_reg, in, local_port, 1);
MLX5_SET(ppcnt_reg, in, grp, MLX5_IEEE_802_3_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out,
sz, MLX5_REG_PPCNT, 0, 0);
memcpy(s->IEEE_802_3_counters,
MLX5_ADDR_OF(ppcnt_reg, out, counter_set),
sizeof(s->IEEE_802_3_counters));
MLX5_SET(ppcnt_reg, in, grp, MLX5_RFC_2863_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out,
sz, MLX5_REG_PPCNT, 0, 0);
memcpy(s->RFC_2863_counters,
MLX5_ADDR_OF(ppcnt_reg, out, counter_set),
sizeof(s->RFC_2863_counters));
MLX5_SET(ppcnt_reg, in, grp, MLX5_RFC_2819_COUNTERS_GROUP);
mlx5_core_access_reg(mdev, in, sz, out,
sz, MLX5_REG_PPCNT, 0, 0);
memcpy(s->RFC_2819_counters,
MLX5_ADDR_OF(ppcnt_reg, out, counter_set),
sizeof(s->RFC_2819_counters));
free_out:
kvfree(in);
kvfree(out);
}
void mlx5e_update_stats(struct mlx5e_priv *priv)
{
struct mlx5_core_dev *mdev = priv->mdev;
......@@ -202,6 +243,7 @@ void mlx5e_update_stats(struct mlx5e_priv *priv)
s->tx_csum_offload = s->tx_packets - tx_offload_none;
s->rx_csum_good = s->rx_packets - s->rx_csum_none;
mlx5e_update_pport_counters(priv);
free_out:
kvfree(out);
}
......
......@@ -1182,6 +1182,16 @@ enum {
MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
};
enum {
MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11
};
static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
{
if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
......
......@@ -103,6 +103,7 @@ enum {
MLX5_REG_PMTU = 0x5003,
MLX5_REG_PTYS = 0x5004,
MLX5_REG_PAOS = 0x5006,
MLX5_REG_PPCNT = 0x5008,
MLX5_REG_PMAOS = 0x5012,
MLX5_REG_PUDE = 0x5009,
MLX5_REG_PMPE = 0x5010,
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment