netdev - [net-next v2 7/8] net/mlx5e: Improve stateless offload capability check

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Message-ID: <20190828185720.2300-8-saeedm@mellanox.com>
Date:   Wed, 28 Aug 2019 18:57:53 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "David S. Miller" <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Marina Varshaver <marinav@...lanox.com>,
        Aya Levin <ayal@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next v2 7/8] net/mlx5e: Improve stateless offload capability
 check

From: Marina Varshaver <marinav@...lanox.com>

Use generic function for checking tunnel stateless offload capability
instead of separate macros.

Signed-off-by: Marina Varshaver <marinav@...lanox.com>
Reviewed-by: Aya Levin <ayal@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en/fs.h   | 3 +++
 drivers/net/ethernet/mellanox/mlx5/core/en_fs.c   | 4 ++--
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h
index 5aae3a7a5497..68d593074f6c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h
@@ -238,5 +238,8 @@ void mlx5e_disable_cvlan_filter(struct mlx5e_priv *priv);
 int mlx5e_create_flow_steering(struct mlx5e_priv *priv);
 void mlx5e_destroy_flow_steering(struct mlx5e_priv *priv);
 
+bool mlx5e_tunnel_proto_supported(struct mlx5_core_dev *mdev, u8 proto_type);
+bool mlx5e_any_tunnel_proto_supported(struct mlx5_core_dev *mdev);
+
 #endif /* __MLX5E_FLOW_STEER_H__ */
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index b99b17957543..15b7f0f1427c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -766,7 +766,7 @@ static struct mlx5e_etype_proto ttc_tunnel_rules[] = {
 
 };
 
-static bool mlx5e_tunnel_proto_supported(struct mlx5_core_dev *mdev, u8 proto_type)
+bool mlx5e_tunnel_proto_supported(struct mlx5_core_dev *mdev, u8 proto_type)
 {
 	switch (proto_type) {
 	case IPPROTO_GRE:
@@ -779,7 +779,7 @@ static bool mlx5e_tunnel_proto_supported(struct mlx5_core_dev *mdev, u8 proto_ty
 	}
 }
 
-static bool mlx5e_any_tunnel_proto_supported(struct mlx5_core_dev *mdev)
+bool mlx5e_any_tunnel_proto_supported(struct mlx5_core_dev *mdev)
 {
 	int tt;
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 2786f5b8057d..327c90d936e9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4879,7 +4879,7 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
 	netdev->hw_features      |= NETIF_F_HW_VLAN_STAG_TX;
 
 	if (mlx5_vxlan_allowed(mdev->vxlan) || mlx5_geneve_tx_allowed(mdev) ||
-	    MLX5_CAP_ETH(mdev, tunnel_stateless_gre)) {
+	    mlx5e_any_tunnel_proto_supported(mdev)) {
 		netdev->hw_enc_features |= NETIF_F_HW_CSUM;
 		netdev->hw_enc_features |= NETIF_F_TSO;
 		netdev->hw_enc_features |= NETIF_F_TSO6;
@@ -4894,7 +4894,7 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
 		netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM;
 	}
 
-	if (MLX5_CAP_ETH(mdev, tunnel_stateless_gre)) {
+	if (mlx5e_tunnel_proto_supported(mdev, IPPROTO_GRE)) {
 		netdev->hw_features     |= NETIF_F_GSO_GRE |
 					   NETIF_F_GSO_GRE_CSUM;
 		netdev->hw_enc_features |= NETIF_F_GSO_GRE |
-- 
2.21.0