1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2 /* Copyright (c) 2018 Mellanox Technologies */
3 
4 #ifndef __LIB_MLX5_DEVCOM_H__
5 #define __LIB_MLX5_DEVCOM_H__
6 
7 #include <linux/mlx5/driver.h>
8 
9 enum mlx5_devcom_components {
10 	MLX5_DEVCOM_ESW_OFFLOADS,
11 
12 	MLX5_DEVCOM_NUM_COMPONENTS,
13 };
14 
15 typedef int (*mlx5_devcom_event_handler_t)(int event,
16 					   void *my_data,
17 					   void *event_data);
18 
19 struct mlx5_devcom *mlx5_devcom_register_device(struct mlx5_core_dev *dev);
20 void mlx5_devcom_unregister_device(struct mlx5_devcom *devcom);
21 
22 void mlx5_devcom_register_component(struct mlx5_devcom *devcom,
23 				    enum mlx5_devcom_components id,
24 				    mlx5_devcom_event_handler_t handler,
25 				    void *data);
26 void mlx5_devcom_unregister_component(struct mlx5_devcom *devcom,
27 				      enum mlx5_devcom_components id);
28 
29 int mlx5_devcom_send_event(struct mlx5_devcom *devcom,
30 			   enum mlx5_devcom_components id,
31 			   int event,
32 			   void *event_data);
33 
34 void mlx5_devcom_set_paired(struct mlx5_devcom *devcom,
35 			    enum mlx5_devcom_components id,
36 			    bool paired);
37 bool mlx5_devcom_is_paired(struct mlx5_devcom *devcom,
38 			   enum mlx5_devcom_components id);
39 
40 void *mlx5_devcom_get_peer_data(struct mlx5_devcom *devcom,
41 				enum mlx5_devcom_components id);
42 void mlx5_devcom_release_peer_data(struct mlx5_devcom *devcom,
43 				   enum mlx5_devcom_components id);
44 
45 #endif
46 
47