diff options
Diffstat (limited to 'drivers/media/usb/uvc/uvcvideo.h')
| -rw-r--r-- | drivers/media/usb/uvc/uvcvideo.h | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index 5e388f05f3fc..b9f8eb62ba1d 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -116,7 +116,12 @@ struct uvc_control_mapping { u8 entity[16]; u8 selector; + /* + * Size of the control data in the payload of the UVC control GET and + * SET requests, expressed in bits. + */ u8 size; + u8 offset; enum v4l2_ctrl_type v4l2_type; u32 data_type; @@ -132,10 +137,10 @@ struct uvc_control_mapping { const struct uvc_control_mapping *(*filter_mapping) (struct uvc_video_chain *chain, struct uvc_control *ctrl); - s32 (*get)(struct uvc_control_mapping *mapping, u8 query, - const u8 *data); - void (*set)(struct uvc_control_mapping *mapping, s32 value, - u8 *data); + int (*get)(struct uvc_control_mapping *mapping, u8 query, + const void *uvc_in, size_t v4l2_size, void *v4l2_out); + int (*set)(struct uvc_control_mapping *mapping, size_t v4l2_size, + const void *v4l2_in, void *uvc_out); }; struct uvc_control { @@ -538,6 +543,13 @@ struct uvc_device_info { u16 uvc_version; }; +struct uvc_rect { + u16 top; + u16 left; + u16 bottom; + u16 right; +} __packed; + struct uvc_status_streaming { u8 button; } __packed; @@ -618,10 +630,7 @@ struct uvc_fh { struct uvc_streaming *stream; enum uvc_handle_state state; unsigned int pending_async_ctrls; -}; - -struct uvc_driver { - struct usb_driver driver; + bool is_streaming; }; /* ------------------------------------------------------------------------ @@ -674,9 +683,6 @@ do { \ * Internal functions. */ -/* Core driver */ -extern struct uvc_driver uvc_driver; - struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id); /* Video buffers queue management. */ @@ -762,11 +768,15 @@ void uvc_status_suspend(struct uvc_device *dev); int uvc_status_get(struct uvc_device *dev); void uvc_status_put(struct uvc_device *dev); +/* PM */ +int uvc_pm_get(struct uvc_device *dev); +void uvc_pm_put(struct uvc_device *dev); + /* Controls */ extern const struct v4l2_subscribed_event_ops uvc_ctrl_sub_ev_ops; int uvc_query_v4l2_ctrl(struct uvc_video_chain *chain, - struct v4l2_queryctrl *v4l2_ctrl); + struct v4l2_query_ext_ctrl *v4l2_ctrl); int uvc_query_v4l2_menu(struct uvc_video_chain *chain, struct v4l2_querymenu *query_menu); @@ -793,7 +803,8 @@ static inline int uvc_ctrl_rollback(struct uvc_fh *handle) return __uvc_ctrl_commit(handle, 1, NULL); } -int uvc_ctrl_get(struct uvc_video_chain *chain, struct v4l2_ext_control *xctrl); +int uvc_ctrl_get(struct uvc_video_chain *chain, u32 which, + struct v4l2_ext_control *xctrl); int uvc_ctrl_set(struct uvc_fh *handle, struct v4l2_ext_control *xctrl); int uvc_ctrl_is_accessible(struct uvc_video_chain *chain, u32 v4l2_id, const struct v4l2_ext_controls *ctrls, |