mlxsw: reg: Rename MLXSW_REG_PPCNT_TC_CONG_TC to _CNT

The name does not make sense as it is. Clearly there is a typo and the
suffix should have been _CNT, like the other enumerators. Fix accordingly.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 62b2df8..2f8c0c6 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -4951,7 +4951,7 @@
 	MLXSW_REG_PPCNT_DISCARD_CNT = 0x6,
 	MLXSW_REG_PPCNT_PRIO_CNT = 0x10,
 	MLXSW_REG_PPCNT_TC_CNT = 0x11,
-	MLXSW_REG_PPCNT_TC_CONG_TC = 0x13,
+	MLXSW_REG_PPCNT_TC_CONG_CNT = 0x13,
 };
 
 /* reg_ppcnt_grp
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 3c9844f..67529e9 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -824,7 +824,7 @@
 
 	for (i = 0; i < TC_MAX_QUEUE; i++) {
 		err = mlxsw_sp_port_get_stats_raw(dev,
-						  MLXSW_REG_PPCNT_TC_CONG_TC,
+						  MLXSW_REG_PPCNT_TC_CONG_CNT,
 						  i, ppcnt_pl);
 		if (!err)
 			xstats->wred_drop[i] =