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mlx5: implement ethtool standard stats

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Add support for PHY/MAC/Ctrl/RMON stats.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2021-04-16 12:27:45 -07:00 committed by David S. Miller
parent 782bc00aff
commit b572ec9ff0
3 changed files with 183 additions and 8 deletions
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37
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
View File

@ -2295,6 +2295,39 @@ mlx5e_get_link_ext_state(struct net_device *dev,
return -ENODATA;
}
static void mlx5e_get_eth_phy_stats(struct net_device *netdev,
struct ethtool_eth_phy_stats *phy_stats)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
mlx5e_stats_eth_phy_get(priv, phy_stats);
}
static void mlx5e_get_eth_mac_stats(struct net_device *netdev,
struct ethtool_eth_mac_stats *mac_stats)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
mlx5e_stats_eth_mac_get(priv, mac_stats);
}
static void mlx5e_get_eth_ctrl_stats(struct net_device *netdev,
struct ethtool_eth_ctrl_stats *ctrl_stats)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
mlx5e_stats_eth_ctrl_get(priv, ctrl_stats);
}
static void mlx5e_get_rmon_stats(struct net_device *netdev,
struct ethtool_rmon_stats *rmon_stats,
const struct ethtool_rmon_hist_range **ranges)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
mlx5e_stats_rmon_get(priv, rmon_stats, ranges);
}
const struct ethtool_ops mlx5e_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
ETHTOOL_COALESCE_MAX_FRAMES |
@ -2340,4 +2373,8 @@ const struct ethtool_ops mlx5e_ethtool_ops = {
.get_fec_stats = mlx5e_get_fec_stats,
.get_fecparam = mlx5e_get_fecparam,
.set_fecparam = mlx5e_set_fecparam,
.get_eth_phy_stats = mlx5e_get_eth_phy_stats,
.get_eth_mac_stats = mlx5e_get_eth_mac_stats,
.get_eth_ctrl_stats = mlx5e_get_eth_ctrl_stats,
.get_rmon_stats = mlx5e_get_rmon_stats,
};

144
drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
View File

@ -775,22 +775,30 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(802_3)
MLX5_BYTE_OFF(ppcnt_reg, \
counter_set.set.c##_high)))
static int mlx5e_stats_get_ieee(struct mlx5_core_dev *mdev,
u32 *ppcnt_ieee_802_3)
{
u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {};
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
if (!MLX5_BASIC_PPCNT_SUPPORTED(mdev))
return -EOPNOTSUPP;
MLX5_SET(ppcnt_reg, in, local_port, 1);
MLX5_SET(ppcnt_reg, in, grp, MLX5_IEEE_802_3_COUNTERS_GROUP);
return mlx5_core_access_reg(mdev, in, sz, ppcnt_ieee_802_3,
sz, MLX5_REG_PPCNT, 0, 0);
}
void mlx5e_stats_pause_get(struct mlx5e_priv *priv,
struct ethtool_pause_stats *pause_stats)
{
u32 ppcnt_ieee_802_3[MLX5_ST_SZ_DW(ppcnt_reg)];
struct mlx5_core_dev *mdev = priv->mdev;
u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {};
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
if (!MLX5_BASIC_PPCNT_SUPPORTED(mdev))
if (mlx5e_stats_get_ieee(mdev, ppcnt_ieee_802_3))
return;
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, ppcnt_ieee_802_3,
sz, MLX5_REG_PPCNT, 0, 0);
pause_stats->tx_pause_frames =
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3,
eth_802_3_cntrs_grp_data_layout,
@ -801,6 +809,73 @@ void mlx5e_stats_pause_get(struct mlx5e_priv *priv,
a_pause_mac_ctrl_frames_received);
}
void mlx5e_stats_eth_phy_get(struct mlx5e_priv *priv,
struct ethtool_eth_phy_stats *phy_stats)
{
u32 ppcnt_ieee_802_3[MLX5_ST_SZ_DW(ppcnt_reg)];
struct mlx5_core_dev *mdev = priv->mdev;
if (mlx5e_stats_get_ieee(mdev, ppcnt_ieee_802_3))
return;
phy_stats->SymbolErrorDuringCarrier =
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3,
eth_802_3_cntrs_grp_data_layout,
a_symbol_error_during_carrier);
}
void mlx5e_stats_eth_mac_get(struct mlx5e_priv *priv,
struct ethtool_eth_mac_stats *mac_stats)
{
u32 ppcnt_ieee_802_3[MLX5_ST_SZ_DW(ppcnt_reg)];
struct mlx5_core_dev *mdev = priv->mdev;
if (mlx5e_stats_get_ieee(mdev, ppcnt_ieee_802_3))
return;
#define RD(name) \
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3, \
eth_802_3_cntrs_grp_data_layout, \
name)
mac_stats->FramesTransmittedOK = RD(a_frames_transmitted_ok);
mac_stats->FramesReceivedOK = RD(a_frames_received_ok);
mac_stats->FrameCheckSequenceErrors = RD(a_frame_check_sequence_errors);
mac_stats->OctetsTransmittedOK = RD(a_octets_transmitted_ok);
mac_stats->OctetsReceivedOK = RD(a_octets_received_ok);
mac_stats->MulticastFramesXmittedOK = RD(a_multicast_frames_xmitted_ok);
mac_stats->BroadcastFramesXmittedOK = RD(a_broadcast_frames_xmitted_ok);
mac_stats->MulticastFramesReceivedOK = RD(a_multicast_frames_received_ok);
mac_stats->BroadcastFramesReceivedOK = RD(a_broadcast_frames_received_ok);
mac_stats->InRangeLengthErrors = RD(a_in_range_length_errors);
mac_stats->OutOfRangeLengthField = RD(a_out_of_range_length_field);
mac_stats->FrameTooLongErrors = RD(a_frame_too_long_errors);
#undef RD
}
void mlx5e_stats_eth_ctrl_get(struct mlx5e_priv *priv,
struct ethtool_eth_ctrl_stats *ctrl_stats)
{
u32 ppcnt_ieee_802_3[MLX5_ST_SZ_DW(ppcnt_reg)];
struct mlx5_core_dev *mdev = priv->mdev;
if (mlx5e_stats_get_ieee(mdev, ppcnt_ieee_802_3))
return;
ctrl_stats->MACControlFramesTransmitted =
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3,
eth_802_3_cntrs_grp_data_layout,
a_mac_control_frames_transmitted);
ctrl_stats->MACControlFramesReceived =
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3,
eth_802_3_cntrs_grp_data_layout,
a_mac_control_frames_received);
ctrl_stats->UnsupportedOpcodesReceived =
MLX5E_READ_CTR64_BE_F(ppcnt_ieee_802_3,
eth_802_3_cntrs_grp_data_layout,
a_unsupported_opcodes_received);
}
#define PPORT_2863_OFF(c) \
MLX5_BYTE_OFF(ppcnt_reg, \
counter_set.eth_2863_cntrs_grp_data_layout.c##_high)
@ -912,6 +987,59 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(2819)
mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0);
}
static const struct ethtool_rmon_hist_range mlx5e_rmon_ranges[] = {
{ 0, 64 },
{ 65, 127 },
{ 128, 255 },
{ 256, 511 },
{ 512, 1023 },
{ 1024, 1518 },
{ 1519, 2047 },
{ 2048, 4095 },
{ 4096, 8191 },
{ 8192, 10239 },
{}
};
void mlx5e_stats_rmon_get(struct mlx5e_priv *priv,
struct ethtool_rmon_stats *rmon,
const struct ethtool_rmon_hist_range **ranges)
{
u32 ppcnt_RFC_2819_counters[MLX5_ST_SZ_DW(ppcnt_reg)];
struct mlx5_core_dev *mdev = priv->mdev;
u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {0};
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
MLX5_SET(ppcnt_reg, in, local_port, 1);
MLX5_SET(ppcnt_reg, in, grp, MLX5_RFC_2819_COUNTERS_GROUP);
if (mlx5_core_access_reg(mdev, in, sz, ppcnt_RFC_2819_counters,
sz, MLX5_REG_PPCNT, 0, 0))
return;
#define RD(name) \
MLX5E_READ_CTR64_BE_F(ppcnt_RFC_2819_counters, \
eth_2819_cntrs_grp_data_layout, \
name)
rmon->undersize_pkts = RD(ether_stats_undersize_pkts);
rmon->fragments = RD(ether_stats_fragments);
rmon->jabbers = RD(ether_stats_jabbers);
rmon->hist[0] = RD(ether_stats_pkts64octets);
rmon->hist[1] = RD(ether_stats_pkts65to127octets);
rmon->hist[2] = RD(ether_stats_pkts128to255octets);
rmon->hist[3] = RD(ether_stats_pkts256to511octets);
rmon->hist[4] = RD(ether_stats_pkts512to1023octets);
rmon->hist[5] = RD(ether_stats_pkts1024to1518octets);
rmon->hist[6] = RD(ether_stats_pkts1519to2047octets);
rmon->hist[7] = RD(ether_stats_pkts2048to4095octets);
rmon->hist[8] = RD(ether_stats_pkts4096to8191octets);
rmon->hist[9] = RD(ether_stats_pkts8192to10239octets);
#undef RD
*ranges = mlx5e_rmon_ranges;
}
#define PPORT_PHY_STATISTICAL_OFF(c) \
MLX5_BYTE_OFF(ppcnt_reg, \
counter_set.phys_layer_statistical_cntrs.c##_high)

10
drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
View File

@ -117,6 +117,16 @@ void mlx5e_stats_pause_get(struct mlx5e_priv *priv,
void mlx5e_stats_fec_get(struct mlx5e_priv *priv,
struct ethtool_fec_stats *fec_stats);
void mlx5e_stats_eth_phy_get(struct mlx5e_priv *priv,
struct ethtool_eth_phy_stats *phy_stats);
void mlx5e_stats_eth_mac_get(struct mlx5e_priv *priv,
struct ethtool_eth_mac_stats *mac_stats);
void mlx5e_stats_eth_ctrl_get(struct mlx5e_priv *priv,
struct ethtool_eth_ctrl_stats *ctrl_stats);
void mlx5e_stats_rmon_get(struct mlx5e_priv *priv,
struct ethtool_rmon_stats *rmon,
const struct ethtool_rmon_hist_range **ranges);
/* Concrete NIC Stats */
struct mlx5e_sw_stats {