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mlxsw: spectrum: Add priority counters

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Add TX packets and bytes counters per switch priority per port.

Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Reviewed-by: Yuval Mintz <yuvalm@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nogah Frankel 2018-02-28 10:44:59 +01:00 committed by David S. Miller
parent eed4baeb04
commit 2f88047ec4
2 changed files with 12 additions and 0 deletions
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10
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View file

@ -1040,6 +1040,16 @@ mlxsw_sp_port_get_hw_xstats(struct net_device *dev,
xstats->tail_drop[i] =
mlxsw_reg_ppcnt_tc_no_buffer_discard_uc_get(ppcnt_pl);
}
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
err = mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_PRIO_CNT,
i, ppcnt_pl);
if (err)
continue;
xstats->tx_packets[i] = mlxsw_reg_ppcnt_tx_frames_get(ppcnt_pl);
xstats->tx_bytes[i] = mlxsw_reg_ppcnt_tx_octets_get(ppcnt_pl);
}
}
static void update_stats_cache(struct work_struct *work)

2
drivers/net/ethernet/mellanox/mlxsw/spectrum.h
View file

@ -210,6 +210,8 @@ struct mlxsw_sp_port_xstats {
u64 wred_drop[TC_MAX_QUEUE];
u64 tail_drop[TC_MAX_QUEUE];
u64 backlog[TC_MAX_QUEUE];
u64 tx_bytes[IEEE_8021QAZ_MAX_TCS];
u64 tx_packets[IEEE_8021QAZ_MAX_TCS];
};
struct mlxsw_sp_port {