diff options
Diffstat (limited to 'drivers/media/usb/uvc/uvcvideo.h')
| -rw-r--r-- | drivers/media/usb/uvc/uvcvideo.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index f6109a4dde5b..92a17f011bf2 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -413,6 +413,9 @@ struct uvc_buffer { unsigned int bytesused; u32 pts; + + /* Asynchronous buffer handling. */ + struct kref ref; }; #define UVC_QUEUE_DISCONNECTED (1 << 0) @@ -729,6 +732,7 @@ void uvc_queue_cancel(struct uvc_video_queue *queue, int disconnect); struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue, struct uvc_buffer *buf); struct uvc_buffer *uvc_queue_get_current_buffer(struct uvc_video_queue *queue); +void uvc_queue_buffer_release(struct uvc_buffer *buf); int uvc_queue_mmap(struct uvc_video_queue *queue, struct vm_area_struct *vma); __poll_t uvc_queue_poll(struct uvc_video_queue *queue, struct file *file, |