diff mbox series

[net-next,02/10] mlxsw: spectrum: Add priority counters

Message ID 20180228094507.22354-3-jiri@resnulli.us
State Accepted, archived
Delegated to: David Miller
Headers show
Series mlxsw: Offload multi-queue RED support | expand

Commit Message

Jiri Pirko Feb. 28, 2018, 9:44 a.m. UTC 
From: Nogah Frankel <nogahf@mellanox.com>

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>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 10 ++++++++++
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h |  2 ++
 2 files changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 8d2d140d7910..7c6204f701ae 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -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)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index cc9786ff3b05..d5e711d8ad71 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -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 {