| 1 | /* SPDX-License-Identifier: MIT */ |
|---|---|
| 2 | /* |
| 3 | * Copyright © 2023 Intel Corporation |
| 4 | */ |
| 5 | |
| 6 | #ifndef _XE_DRM_CLIENT_H_ |
| 7 | #define _XE_DRM_CLIENT_H_ |
| 8 | |
| 9 | #include <linux/kref.h> |
| 10 | #include <linux/list.h> |
| 11 | #include <linux/pid.h> |
| 12 | #include <linux/rcupdate.h> |
| 13 | #include <linux/sched.h> |
| 14 | #include <linux/spinlock.h> |
| 15 | |
| 16 | struct drm_file; |
| 17 | struct drm_printer; |
| 18 | struct xe_bo; |
| 19 | |
| 20 | struct xe_drm_client { |
| 21 | struct kref kref; |
| 22 | unsigned int id; |
| 23 | #ifdef CONFIG_PROC_FS |
| 24 | /** |
| 25 | * @bos_lock: lock protecting @bos_list |
| 26 | */ |
| 27 | spinlock_t bos_lock; |
| 28 | /** |
| 29 | * @bos_list: list of bos created by this client |
| 30 | * |
| 31 | * Protected by @bos_lock. |
| 32 | */ |
| 33 | struct list_head bos_list; |
| 34 | #endif |
| 35 | }; |
| 36 | |
| 37 | static inline struct xe_drm_client * |
| 38 | xe_drm_client_get(struct xe_drm_client *client) |
| 39 | { |
| 40 | kref_get(kref: &client->kref); |
| 41 | return client; |
| 42 | } |
| 43 | |
| 44 | void __xe_drm_client_free(struct kref *kref); |
| 45 | |
| 46 | static inline void xe_drm_client_put(struct xe_drm_client *client) |
| 47 | { |
| 48 | kref_put(kref: &client->kref, release: __xe_drm_client_free); |
| 49 | } |
| 50 | |
| 51 | struct xe_drm_client *xe_drm_client_alloc(void); |
| 52 | static inline struct xe_drm_client * |
| 53 | xe_drm_client_get(struct xe_drm_client *client); |
| 54 | static inline void xe_drm_client_put(struct xe_drm_client *client); |
| 55 | #ifdef CONFIG_PROC_FS |
| 56 | void xe_drm_client_fdinfo(struct drm_printer *p, struct drm_file *file); |
| 57 | void xe_drm_client_add_bo(struct xe_drm_client *client, |
| 58 | struct xe_bo *bo); |
| 59 | void xe_drm_client_remove_bo(struct xe_bo *bo); |
| 60 | #else |
| 61 | static inline void xe_drm_client_add_bo(struct xe_drm_client *client, |
| 62 | struct xe_bo *bo) |
| 63 | { |
| 64 | } |
| 65 | |
| 66 | static inline void xe_drm_client_remove_bo(struct xe_bo *bo) |
| 67 | { |
| 68 | } |
| 69 | #endif |
| 70 | #endif |
| 71 |