net/mlx5_core: Extend struct mlx5_interface to support multiple protocols

Preparation for ethernet driver.

Signed-off-by: Achiad Shochat <achiad@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index f250f6580dad..9a90e7523dc2 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -781,14 +781,22 @@ enum {
         MAX_MR_CACHE_ENTRIES    = 16,
 };
 
+enum {
+        MLX5_INTERFACE_PROTOCOL_IB  = 0,
+        MLX5_INTERFACE_PROTOCOL_ETH = 1,
+};
+
 struct mlx5_interface {
         void *                  (*add)(struct mlx5_core_dev *dev);
         void                    (*remove)(struct mlx5_core_dev *dev, void *context);
         void                    (*event)(struct mlx5_core_dev *dev, void *context,
                                          enum mlx5_dev_event event, unsigned long param);
+        void *                  (*get_dev)(void *context);
+        int                     protocol;
         struct list_head        list;
 };
 
+void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol);
 int mlx5_register_interface(struct mlx5_interface *intf);
 void mlx5_unregister_interface(struct mlx5_interface *intf);