| 1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
|---|---|
| 2 | /* |
| 3 | * Copyright (c) 2019-2020, Mellanox Technologies inc. All rights reserved. |
| 4 | */ |
| 5 | |
| 6 | #ifndef _MLX5_IB_DEVX_H |
| 7 | #define _MLX5_IB_DEVX_H |
| 8 | |
| 9 | #include "mlx5_ib.h" |
| 10 | |
| 11 | #define MLX5_MAX_DESTROY_INBOX_SIZE_DW MLX5_ST_SZ_DW(delete_fte_in) |
| 12 | struct devx_obj { |
| 13 | struct mlx5_ib_dev *ib_dev; |
| 14 | u64 obj_id; |
| 15 | u32 dinlen; /* destroy inbox length */ |
| 16 | u32 dinbox[MLX5_MAX_DESTROY_INBOX_SIZE_DW]; |
| 17 | u32 flags; |
| 18 | union { |
| 19 | struct mlx5_ib_mkey mkey; |
| 20 | struct mlx5_core_dct core_dct; |
| 21 | struct mlx5_core_cq core_cq; |
| 22 | u32 flow_counter_bulk_size; |
| 23 | }; |
| 24 | struct list_head event_sub; /* holds devx_event_subscription entries */ |
| 25 | }; |
| 26 | #if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS) |
| 27 | int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user, u64 req_ucaps); |
| 28 | void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid); |
| 29 | int mlx5_ib_devx_init(struct mlx5_ib_dev *dev); |
| 30 | void mlx5_ib_devx_cleanup(struct mlx5_ib_dev *dev); |
| 31 | void mlx5_ib_ufile_hw_cleanup(struct ib_uverbs_file *ufile); |
| 32 | #else |
| 33 | static inline int mlx5_ib_devx_create(struct mlx5_ib_dev *dev, bool is_user, |
| 34 | u64 req_ucaps) |
| 35 | { |
| 36 | return -EOPNOTSUPP; |
| 37 | } |
| 38 | static inline void mlx5_ib_devx_destroy(struct mlx5_ib_dev *dev, u16 uid) {} |
| 39 | static inline int mlx5_ib_devx_init(struct mlx5_ib_dev *dev) |
| 40 | { |
| 41 | return 0; |
| 42 | } |
| 43 | static inline void mlx5_ib_devx_cleanup(struct mlx5_ib_dev *dev) |
| 44 | { |
| 45 | } |
| 46 | static inline void mlx5_ib_ufile_hw_cleanup(struct ib_uverbs_file *ufile) |
| 47 | { |
| 48 | } |
| 49 | #endif |
| 50 | #endif /* _MLX5_IB_DEVX_H */ |
| 51 |