netdev - [patch net-next v4 06/10] flow_offload: introduce "immediate" HW stats type and allow it in mlxsw

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Date:   Sat,  7 Mar 2020 12:40:16 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, saeedm@...lanox.com,
        leon@...nel.org, michael.chan@...adcom.com, vishal@...lsio.com,
        jeffrey.t.kirsher@...el.com, idosch@...lanox.com,
        aelior@...vell.com, peppe.cavallaro@...com,
        alexandre.torgue@...com, jhs@...atatu.com,
        xiyou.wangcong@...il.com, pablo@...filter.org,
        ecree@...arflare.com, mlxsw@...lanox.com
Subject: [patch net-next v4 06/10] flow_offload: introduce "immediate" HW stats type and allow it in mlxsw

From: Jiri Pirko <jiri@...lanox.com>

Introduce new type for immediate HW stats and allow the value in
mlxsw offload.

Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
v2->v3:
- moved to bitfield
v1->v2:
- moved to action
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c | 3 ++-
 include/net/flow_offload.h                            | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 588d374531cc..4bf3ac1cb20d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -30,7 +30,8 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
 		return -EOPNOTSUPP;
 
 	act = flow_action_first_entry_get(flow_action);
-	if (act->hw_stats_type == FLOW_ACTION_HW_STATS_TYPE_ANY) {
+	if (act->hw_stats_type == FLOW_ACTION_HW_STATS_TYPE_ANY ||
+	    act->hw_stats_type == FLOW_ACTION_HW_STATS_TYPE_IMMEDIATE) {
 		/* Count action is inserted first */
 		err = mlxsw_sp_acl_rulei_act_count(mlxsw_sp, rulei, extack);
 		if (err)
diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index 8b40f612a565..6580c58b368f 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -155,7 +155,8 @@ enum flow_action_mangle_base {
 	FLOW_ACT_MANGLE_HDR_TYPE_UDP,
 };
 
-#define FLOW_ACTION_HW_STATS_TYPE_ANY 0
+#define FLOW_ACTION_HW_STATS_TYPE_IMMEDIATE BIT(0)
+#define FLOW_ACTION_HW_STATS_TYPE_ANY FLOW_ACTION_HW_STATS_TYPE_IMMEDIATE
 
 typedef void (*action_destr)(void *priv);
 
-- 
2.21.1