net/mlx5: Introduce IFC bits for migratable

Introduce IFC related capabilities to enable setting VF to be able to
perform live migration. e.g.: to be migratable.
Signed-off-by: NYishai Hadas <yishaih@nvidia.com>
Reviewed-by: NMark Bloch <mbloch@nvidia.com>
Acked-by: NSaeed Mahameed <saeedm@nvidia.com>
Signed-off-by: NJakub Kicinski <kuba@kernel.org>

include/linux/mlx5/mlx5_ifc.h

@@ -68,6 +68,7 @@ enum {
 	MLX5_SET_HCA_CAP_OP_MOD_ODP                   = 0x2,
 	MLX5_SET_HCA_CAP_OP_MOD_ATOMIC                = 0x3,
 	MLX5_SET_HCA_CAP_OP_MOD_ROCE                  = 0x4,
+	MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE2       = 0x20,
 	MLX5_SET_HCA_CAP_OP_MODE_PORT_SELECTION       = 0x25,
 };
 
@@ -1875,7 +1876,10 @@ struct mlx5_ifc_cmd_hca_cap_bits {
 };
 
 struct mlx5_ifc_cmd_hca_cap_2_bits {
-	u8	   reserved_at_0[0xa0];
+	u8	   reserved_at_0[0x80];
+
+	u8         migratable[0x1];
+	u8         reserved_at_81[0x1f];
 
 	u8	   max_reformat_insert_size[0x8];
 	u8	   max_reformat_insert_offset[0x8];