From: Emeel Hakim Date: Wed, 21 Sep 2022 18:10:50 +0000 (-0700) Subject: net/mlx5e: Expose memory key creation (mkey) function X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0e1e03c02f122a9c3be4b4297ee24661ee0b1068;p=linux.git net/mlx5e: Expose memory key creation (mkey) function Expose mlx5e_create_mkey function, for future patches in the macsec series to use. The above function creates a memory key which describes a region in memory that can be later used by both HW and SW. The counterpart destroy functionality is already exposed. Reviewed-by: Raed Salem Signed-off-by: Emeel Hakim Reviewed-by: Tariq Toukan Signed-off-by: Saeed Mahameed Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 13aac5131ff79..648a178e8db81 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -1134,6 +1134,7 @@ static inline bool mlx5_tx_swp_supported(struct mlx5_core_dev *mdev) extern const struct ethtool_ops mlx5e_ethtool_ops; +int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn, u32 *mkey); int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev); void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev); int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c index c0f409c195bf8..68f19324db93c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_common.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_common.c @@ -46,8 +46,7 @@ void mlx5e_mkey_set_relaxed_ordering(struct mlx5_core_dev *mdev, void *mkc) MLX5_SET(mkc, mkc, relaxed_ordering_write, ro_pci_enable && ro_write); } -static int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn, - u32 *mkey) +int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn, u32 *mkey) { int inlen = MLX5_ST_SZ_BYTES(create_mkey_in); void *mkc;