diff options
Diffstat (limited to 'drivers/staging/android/sync.h')
| -rw-r--r-- | drivers/staging/android/sync.h | 63 |
1 files changed, 20 insertions, 43 deletions
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h index a18d1e3..8cdac1a 100644 --- a/drivers/staging/android/sync.h +++ b/drivers/staging/android/sync.h @@ -24,7 +24,6 @@ #include "uapi/sync.h" struct sync_timeline; -struct sync_pt; struct sync_file; /** @@ -39,23 +38,23 @@ struct sync_file; * as specified by size. This information is returned * to userspace by SYNC_IOC_FENCE_INFO. * @timeline_value_str: fill str with the value of the sync_timeline's counter - * @pt_value_str: fill str with the value of the sync_pt + * @fence_value_str: fill str with the value of the fence */ struct sync_timeline_ops { const char *driver_name; /* required */ - int (*has_signaled)(struct sync_pt *pt); + int (*has_signaled)(struct fence *fence); /* optional */ - int (*fill_driver_data)(struct sync_pt *syncpt, void *data, int size); + int (*fill_driver_data)(struct fence *fence, void *data, int size); /* optional */ void (*timeline_value_str)(struct sync_timeline *timeline, char *str, int size); /* optional */ - void (*pt_value_str)(struct sync_pt *pt, char *str, int size); + void (*fence_value_str)(struct fence *fence, char *str, int size); }; /** @@ -66,7 +65,7 @@ struct sync_timeline_ops { * @destroyed: set when sync_timeline is destroyed * @child_list_head: list of children sync_pts for this sync_timeline * @child_list_lock: lock protecting @child_list_head, destroyed, and - * sync_pt.status + * fence.status * @active_list_head: list of active (unsignaled/errored) sync_pts * @sync_timeline_list: membership in global sync_timeline_list */ @@ -89,22 +88,9 @@ struct sync_timeline { #endif }; -/** - * struct sync_pt - sync point - * @base: base fence class - * @child_list: membership in sync_timeline.child_list_head - * @active_list: membership in sync_timeline.active_list_head - */ -struct sync_pt { - struct fence base; - - struct list_head child_list; - struct list_head active_list; -}; - -static inline struct sync_timeline *sync_pt_parent(struct sync_pt *pt) +static inline struct sync_timeline *fence_parent(struct fence *fence) { - return container_of(pt->base.lock, struct sync_timeline, + return container_of(fence->lock, struct sync_timeline, child_list_lock); } @@ -164,7 +150,7 @@ struct sync_timeline *sync_timeline_create(const struct sync_timeline_ops *ops, * * A sync implementation should call this when the @obj is going away * (i.e. module unload.) @obj won't actually be freed until all its children - * sync_pts are freed. + * fences are freed. */ void sync_timeline_destroy(struct sync_timeline *obj); @@ -172,41 +158,32 @@ void sync_timeline_destroy(struct sync_timeline *obj); * sync_timeline_signal() - signal a status change on a sync_timeline * @obj: sync_timeline to signal * - * A sync implementation should call this any time one of it's sync_pts + * A sync implementation should call this any time one of it's fences * has signaled or has an error condition. */ void sync_timeline_signal(struct sync_timeline *obj); /** * sync_pt_create() - creates a sync pt - * @parent: sync_pt's parent sync_timeline + * @parent: fence's parent sync_timeline * @size: size to allocate for this pt * - * Creates a new sync_pt as a child of @parent. @size bytes will be + * Creates a new fence as a child of @parent. @size bytes will be * allocated allowing for implementation specific data to be kept after - * the generic sync_timeline struct. Returns the sync_pt object or + * the generic sync_timeline struct. Returns the fence object or * NULL in case of error. */ -struct sync_pt *sync_pt_create(struct sync_timeline *parent, int size); +struct fence *sync_pt_create(struct sync_timeline *parent, int size); /** - * sync_pt_free() - frees a sync pt - * @pt: sync_pt to free + * sync_fence_create() - creates a sync fence + * @name: name of fence to create + * @fence: fence to add to the sync_fence * - * This should only be called on sync_pts which have been created but - * not added to a fence. - */ -void sync_pt_free(struct sync_pt *pt); - -/** - * sync_file_create() - creates a sync file - * @name: name of file to create - * @pt: sync_pt to add to the file - * - * Creates a sync_file containg @pt. Once this is called, the sync_file takes - * ownership of @pt. + * Creates a sync_file containg @fence. Once this is called, the sync_file + * takes ownership of @fence. */ -struct sync_file *sync_file_create(const char *name, struct sync_pt *pt); +struct sync_file *sync_file_create(const char *name, struct fence *fence); /** * sync_file_create_dma() - creates a sync file from dma-fence @@ -228,7 +205,7 @@ struct sync_file *sync_file_create_dma(const char *name, struct fence *pt); * @a: sync_file a * @b: sync_file b * - * Creates a new sync_file which contains copies of all the sync_pts in both + * Creates a new sync_file which contains copies of all the fences in both * @a and @b. @a and @b remain valid, independent sync_file. Returns the * new merged sync_file or NULL in case of error. */ |