netdev - [PATCH V2 mlx5-next 04/13] net/mlx5: Introduce a helper API to check VF vport

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Date:   Tue, 25 Jun 2019 17:47:56 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        Parav Pandit <parav@...lanox.com>,
        Jianbo Liu <jianbol@...lanox.com>
Subject: [PATCH V2 mlx5-next 04/13] net/mlx5: Introduce a helper API to check
 VF vport

From: Parav Pandit <parav@...lanox.com>

Introduce a helper API mlx5_eswitch_is_vf_vport() to check
if a given vport_num belongs to VF or not.

Signed-off-by: Parav Pandit <parav@...lanox.com>
Reviewed-by: Jianbo Liu <jianbol@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/eswitch.h          | 2 ++
 drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index 8b9f2cf58e91..99dc25630629 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -508,6 +508,8 @@ void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw);
 struct mlx5_vport *__must_check
 mlx5_eswitch_get_vport(struct mlx5_eswitch *esw, u16 vport_num);
 
+bool mlx5_eswitch_is_vf_vport(const struct mlx5_eswitch *esw, u16 vport_num);
+
 #else  /* CONFIG_MLX5_ESWITCH */
 /* eswitch API stubs */
 static inline int  mlx5_eswitch_init(struct mlx5_core_dev *dev) { return 0; }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 17abb98b48af..c1c42c1370b8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -2290,3 +2290,9 @@ struct mlx5_eswitch_rep *mlx5_eswitch_vport_rep(struct mlx5_eswitch *esw,
 	return mlx5_eswitch_get_rep(esw, vport);
 }
 EXPORT_SYMBOL(mlx5_eswitch_vport_rep);
+
+bool mlx5_eswitch_is_vf_vport(const struct mlx5_eswitch *esw, u16 vport_num)
+{
+	return vport_num >= MLX5_VPORT_FIRST_VF &&
+	       vport_num <= esw->dev->priv.sriov.max_vfs;
+}
-- 
2.21.0