1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/*
* Copyright (c) 2019-2020, Mellanox Technologies inc. All rights reserved.
*/
#ifndef _MLX5_IB_DEVX_H
#define _MLX5_IB_DEVX_H
#include "mlx5_ib.h"
#define MLX5_MAX_DESTROY_INBOX_SIZE_DW MLX5_ST_SZ_DW(delete_fte_in)
struct devx_obj {
struct mlx5_ib_dev *ib_dev;
u64 obj_id;
u32 dinlen; /* destroy inbox length */
u32 dinbox[MLX5_MAX_DESTROY_INBOX_SIZE_DW];
u32 flags;
union {
struct mlx5_ib_mkey mkey;
struct mlx5_core_dct core_dct;
struct mlx5_core_cq core_cq;
u32 flow_counter_bulk_size;
};
struct list_head event_sub; /* holds devx_event_subscription entries */
};
#if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)
int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user, u64 req_ucaps);
void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid);
int mlx5_ib_devx_init(struct mlx5_ib_dev *dev);
void mlx5_ib_devx_cleanup(struct mlx5_ib_dev *dev);
void mlx5_ib_ufile_hw_cleanup(struct ib_uverbs_file *ufile);
#else
static inline int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user,
u64 req_ucaps)
{
return -EOPNOTSUPP;
}
static inline void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid) {}
static inline int mlx5_ib_devx_init(struct mlx5_ib_dev *dev)
{
return 0;
}
static inline void mlx5_ib_devx_cleanup(struct mlx5_ib_dev *dev)
{
}
static inline void mlx5_ib_ufile_hw_cleanup(struct ib_uverbs_file *ufile)
{
}
#endif
#endif /* _MLX5_IB_DEVX_H */
|
