vhca_event.h

 1/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
 2/* Copyright (c) 2020 Mellanox Technologies Ltd */
 3
 4#ifndef __MLX5_VHCA_EVENT_H__
 5#define __MLX5_VHCA_EVENT_H__
 6
 7#ifdef CONFIG_MLX5_SF
 8
 9struct mlx5_vhca_state_event {
10	u16 function_id;
11	u16 sw_function_id;
12	u8 new_vhca_state;
13};
14
15static inline bool mlx5_vhca_event_supported(const struct mlx5_core_dev *dev)
16{
17	return MLX5_CAP_GEN_MAX(dev, vhca_state);
18}
19
20void mlx5_vhca_state_cap_handle(struct mlx5_core_dev *dev, void *set_hca_cap);
21void mlx5_vhca_state_notifier_init(struct mlx5_core_dev *dev);
22int mlx5_vhca_event_init(struct mlx5_core_dev *dev);
23void mlx5_vhca_event_cleanup(struct mlx5_core_dev *dev);
24void mlx5_vhca_event_start(struct mlx5_core_dev *dev);
25void mlx5_vhca_event_stop(struct mlx5_core_dev *dev);
26int mlx5_vhca_event_notifier_register(struct mlx5_core_dev *dev, struct notifier_block *nb);
27void mlx5_vhca_event_notifier_unregister(struct mlx5_core_dev *dev, struct notifier_block *nb);
28int mlx5_modify_vhca_sw_id(struct mlx5_core_dev *dev, u16 function_id, u32 sw_fn_id);
29int mlx5_vhca_event_arm(struct mlx5_core_dev *dev, u16 function_id);
30int mlx5_cmd_query_vhca_state(struct mlx5_core_dev *dev, u16 function_id,
31			      u32 *out, u32 outlen);
32void mlx5_vhca_events_work_enqueue(struct mlx5_core_dev *dev, int idx, struct work_struct *work);
33void mlx5_vhca_event_work_queues_flush(struct mlx5_core_dev *dev);
34
35#else
36
37static inline void mlx5_vhca_state_cap_handle(struct mlx5_core_dev *dev, void *set_hca_cap)
38{
39}
40
41static inline void mlx5_vhca_state_notifier_init(struct mlx5_core_dev *dev)
42{
43}
44
45static inline int mlx5_vhca_event_init(struct mlx5_core_dev *dev)
46{
47	return 0;
48}
49
50static inline void mlx5_vhca_event_cleanup(struct mlx5_core_dev *dev)
51{
52}
53
54static inline void mlx5_vhca_event_start(struct mlx5_core_dev *dev)
55{
56}
57
58static inline void mlx5_vhca_event_stop(struct mlx5_core_dev *dev)
59{
60}
61
62#endif
63
64#endif