netdev - [net-next 09/15] net/mlx5e: Pass actions param to actions_match

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Date:   Wed, 16 Feb 2022 23:56:26 -0800
From:   Saeed Mahameed <saeed@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, Roi Dayan <roid@...dia.com>,
        Saeed Mahameed <saeedm@...dia.com>
Subject: [net-next 09/15] net/mlx5e: Pass actions param to actions_match_supported()

From: Roi Dayan <roid@...dia.com>

Currently the mlx5_flow object contains a single mlx5_attr instance.
However, multi table actions (e.g. CT) instantiate multiple attr instances.

Currently action_match_supported() reads the actions flag from the
flow's attribute instance. Modify the function to receive the action
flags as a parameter which is set by the calling function and
pass the aggregated actions to actions_match_supported().

Signed-off-by: Roi Dayan <roid@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
 .../net/ethernet/mellanox/mlx5/core/en/tc/act/act.h    |  1 +
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c        | 10 +++++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
index bfbc91c116a5..fc7c06688b51 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
@@ -16,6 +16,7 @@ struct mlx5e_tc_act_parse_state {
 	unsigned int num_actions;
 	struct mlx5e_tc_flow *flow;
 	struct netlink_ext_ack *extack;
+	u32 actions;
 	bool ct;
 	bool encap;
 	bool decap;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 342ab0688f13..a709b2e9f3f2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -3257,11 +3257,11 @@ actions_match_supported_fdb(struct mlx5e_priv *priv,
 static bool
 actions_match_supported(struct mlx5e_priv *priv,
 			struct flow_action *flow_action,
+			u32 actions,
 			struct mlx5e_tc_flow_parse_attr *parse_attr,
 			struct mlx5e_tc_flow *flow,
 			struct netlink_ext_ack *extack)
 {
-	u32 actions = flow->attr->action;
 	bool ct_flow, ct_clear;
 
 	ct_clear = flow->attr->ct_attr.ct_action & TCA_CT_ACT_CLEAR;
@@ -3344,6 +3344,8 @@ parse_tc_actions(struct mlx5e_tc_act_parse_state *parse_state,
 		err = tc_act->parse_action(parse_state, act, priv, attr);
 		if (err)
 			return err;
+
+		parse_state->actions |= attr->action;
 	}
 
 	flow_action_for_each(i, act, flow_action) {
@@ -3445,7 +3447,8 @@ parse_tc_nic_actions(struct mlx5e_priv *priv,
 	if (err)
 		return err;
 
-	if (!actions_match_supported(priv, flow_action, parse_attr, flow, extack))
+	if (!actions_match_supported(priv, flow_action, parse_state->actions,
+				     parse_attr, flow, extack))
 		return -EOPNOTSUPP;
 
 	return 0;
@@ -3574,7 +3577,8 @@ parse_tc_fdb_actions(struct mlx5e_priv *priv,
 	if (err)
 		return err;
 
-	if (!actions_match_supported(priv, flow_action, parse_attr, flow, extack))
+	if (!actions_match_supported(priv, flow_action, parse_state->actions,
+				     parse_attr, flow, extack))
 		return -EOPNOTSUPP;
 
 	return 0;
-- 
2.34.1