diff mbox series

[net-next,3/5] mlxsw: reg: Add ecn_marked_tc to Per-TC Congestion Counters

Message ID 20211013103748.492531-4-idosch@idosch.org (mailing list archive)
State Accepted
Commit 6242b0a96302a0d5117ef47dfc4a335d709e9c57
Delegated to: Netdev Maintainers
Headers show
Series mlxsw: Show per-band ECN-marked counter on qdisc | expand

Checks

Context Check Description
netdev/cover_letter success Series has a cover letter
netdev/fixes_present success Fixes tag not required for -next series
netdev/patch_count success Link
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers success CCed 5 of 5 maintainers
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success No Fixes tag
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 12 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success No static functions without inline keyword in header files

Commit Message

Ido Schimmel Oct. 13, 2021, 10:37 a.m. UTC 
From: Petr Machata <petrm@nvidia.com>

The PPCNT register retrieves per port performance counters. The
ecn_marked_tc field in per-TC Congestion counter group contains a count of
packets marked as ECN or potentially marked as ECN.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 2f8c0c6d66e0..48b817ba6d4e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -5398,6 +5398,12 @@  MLXSW_ITEM64(reg, ppcnt, tc_no_buffer_discard_uc,
 MLXSW_ITEM64(reg, ppcnt, wred_discard,
 	     MLXSW_REG_PPCNT_COUNTERS_OFFSET + 0x00, 0, 64);
 
+/* reg_ppcnt_ecn_marked_tc
+ * Access: RO
+ */
+MLXSW_ITEM64(reg, ppcnt, ecn_marked_tc,
+	     MLXSW_REG_PPCNT_COUNTERS_OFFSET + 0x08, 0, 64);
+
 static inline void mlxsw_reg_ppcnt_pack(char *payload, u8 local_port,
 					enum mlxsw_reg_ppcnt_grp grp,
 					u8 prio_tc)