diff options
Diffstat (limited to 'drivers/media/video/uvc/uvcvideo.h')
-rw-r--r-- | drivers/media/video/uvc/uvcvideo.h | 86 |
1 files changed, 42 insertions, 44 deletions
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h index fcccf9c9b7ba..3cd9041e22a1 100644 --- a/drivers/media/video/uvc/uvcvideo.h +++ b/drivers/media/video/uvc/uvcvideo.h @@ -361,26 +361,6 @@ struct uvc_streaming_header { __u8 bTriggerUsage; }; -struct uvc_streaming { - struct list_head list; - - struct usb_interface *intf; - int intfnum; - __u16 maxpsize; - - struct uvc_streaming_header header; - enum v4l2_buf_type type; - - unsigned int nformats; - struct uvc_format *format; - - struct uvc_streaming_control ctrl; - struct uvc_format *cur_format; - struct uvc_frame *cur_frame; - - struct mutex mutex; -}; - enum uvc_buffer_state { UVC_BUF_STATE_IDLE = 0, UVC_BUF_STATE_QUEUED = 1, @@ -422,26 +402,31 @@ struct uvc_video_queue { struct list_head irqqueue; }; -struct uvc_video_device { +struct uvc_streaming { + struct list_head list; struct uvc_device *dev; struct video_device *vdev; atomic_t active; - unsigned int frozen : 1; - struct list_head iterms; /* Input terminals */ - struct uvc_entity *oterm; /* Output terminal */ - struct uvc_entity *sterm; /* USB streaming terminal */ - struct uvc_entity *processing; - struct uvc_entity *selector; - struct list_head extensions; - struct mutex ctrl_mutex; + struct usb_interface *intf; + int intfnum; + __u16 maxpsize; - struct uvc_video_queue queue; + struct uvc_streaming_header header; + enum v4l2_buf_type type; + + unsigned int nformats; + struct uvc_format *format; - /* Video streaming object, must always be non-NULL. */ - struct uvc_streaming *streaming; + struct uvc_streaming_control ctrl; + struct uvc_format *cur_format; + struct uvc_frame *cur_frame; + + struct mutex mutex; - void (*decode) (struct urb *urb, struct uvc_video_device *video, + unsigned int frozen : 1; + struct uvc_video_queue queue; + void (*decode) (struct urb *urb, struct uvc_streaming *video, struct uvc_buffer *buf); /* Context data used by the bulk completion handler. */ @@ -461,6 +446,18 @@ struct uvc_video_device { __u8 last_fid; }; +struct uvc_video_device { + struct uvc_device *dev; + + struct list_head iterms; /* Input terminals */ + struct uvc_entity *oterm; /* Output terminal */ + struct uvc_entity *sterm; /* USB streaming terminal */ + struct uvc_entity *processing; + struct uvc_entity *selector; + struct list_head extensions; + struct mutex ctrl_mutex; +}; + enum uvc_device_state { UVC_DEV_DISCONNECTED = 1, }; @@ -486,15 +483,15 @@ struct uvc_device { struct uvc_video_device video; + /* Video Streaming interfaces */ + struct list_head streams; + /* Status Interrupt Endpoint */ struct usb_host_endpoint *int_ep; struct urb *int_urb; __u8 *status; struct input_dev *input; char input_phys[64]; - - /* Video Streaming interfaces */ - struct list_head streaming; }; enum uvc_handle_state { @@ -503,7 +500,8 @@ enum uvc_handle_state { }; struct uvc_fh { - struct uvc_video_device *device; + struct uvc_video_device *video; + struct uvc_streaming *stream; enum uvc_handle_state state; }; @@ -600,13 +598,13 @@ static inline int uvc_queue_streaming(struct uvc_video_queue *queue) extern const struct v4l2_file_operations uvc_fops; /* Video */ -extern int uvc_video_init(struct uvc_video_device *video); -extern int uvc_video_suspend(struct uvc_video_device *video); -extern int uvc_video_resume(struct uvc_video_device *video); -extern int uvc_video_enable(struct uvc_video_device *video, int enable); -extern int uvc_probe_video(struct uvc_video_device *video, +extern int uvc_video_init(struct uvc_streaming *stream); +extern int uvc_video_suspend(struct uvc_streaming *stream); +extern int uvc_video_resume(struct uvc_streaming *stream); +extern int uvc_video_enable(struct uvc_streaming *stream, int enable); +extern int uvc_probe_video(struct uvc_streaming *stream, struct uvc_streaming_control *probe); -extern int uvc_commit_video(struct uvc_video_device *video, +extern int uvc_commit_video(struct uvc_streaming *stream, struct uvc_streaming_control *ctrl); extern int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit, __u8 intfnum, __u8 cs, void *data, __u16 size); @@ -660,7 +658,7 @@ extern struct usb_host_endpoint *uvc_find_endpoint( struct usb_host_interface *alts, __u8 epaddr); /* Quirks support */ -void uvc_video_decode_isight(struct urb *urb, struct uvc_video_device *video, +void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream, struct uvc_buffer *buf); #endif /* __KERNEL__ */ |