diff options
Diffstat (limited to 'drivers/media/video/uvc/uvcvideo.h')
| -rw-r--r-- | drivers/media/video/uvc/uvcvideo.h | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h index e7958aa454ce..7ec9a04ced50 100644 --- a/drivers/media/video/uvc/uvcvideo.h +++ b/drivers/media/video/uvc/uvcvideo.h @@ -75,6 +75,7 @@ struct uvc_xu_control { #define UVC_TERM_INPUT 0x0000 #define UVC_TERM_OUTPUT 0x8000 +#define UVC_TERM_DIRECTION(term) ((term)->type & 0x8000) #define UVC_ENTITY_TYPE(entity) ((entity)->type & 0x7fff) #define UVC_ENTITY_IS_UNIT(entity) (((entity)->type & 0xff00) == 0) @@ -148,7 +149,7 @@ struct uvc_xu_control { #define UVC_MAX_STATUS_SIZE 16 #define UVC_CTRL_CONTROL_TIMEOUT 300 -#define UVC_CTRL_STREAMING_TIMEOUT 1000 +#define UVC_CTRL_STREAMING_TIMEOUT 3000 /* Devices quirks */ #define UVC_QUIRK_STATUS_INTERVAL 0x00000001 @@ -292,11 +293,9 @@ struct uvc_entity { } media; struct { - __u8 bSourceID; } output; struct { - __u8 bSourceID; __u16 wMaxMultiplier; __u8 bControlSize; __u8 *bmControls; @@ -304,21 +303,20 @@ struct uvc_entity { } processing; struct { - __u8 bNrInPins; - __u8 *baSourceID; } selector; struct { __u8 guidExtensionCode[16]; __u8 bNumControls; - __u8 bNrInPins; - __u8 *baSourceID; __u8 bControlSize; __u8 *bmControls; __u8 *bmControlsType; } extension; }; + __u8 bNrInPins; + __u8 *baSourceID; + unsigned int ncontrols; struct uvc_control *controls; }; @@ -408,11 +406,9 @@ struct uvc_video_chain { struct uvc_device *dev; struct list_head list; - struct list_head iterms; /* Input terminals */ - struct list_head oterms; /* Output terminals */ + struct list_head entities; /* All entities */ struct uvc_entity *processing; /* Processing unit */ struct uvc_entity *selector; /* Selector unit */ - struct list_head extensions; /* Extension units */ struct mutex ctrl_mutex; }; @@ -475,7 +471,6 @@ struct uvc_device { char name[32]; enum uvc_device_state state; - struct kref kref; struct list_head list; atomic_t users; @@ -488,6 +483,7 @@ struct uvc_device { /* Video Streaming interfaces */ struct list_head streams; + atomic_t nstreams; /* Status Interrupt Endpoint */ struct usb_host_endpoint *int_ep; @@ -511,8 +507,6 @@ struct uvc_fh { struct uvc_driver { struct usb_driver driver; - struct mutex open_mutex; /* protects from open/disconnect race */ - struct list_head devices; /* struct uvc_device list */ struct list_head controls; /* struct uvc_control_info list */ struct mutex ctrl_mutex; /* protects controls and devices @@ -533,12 +527,14 @@ struct uvc_driver { #define UVC_TRACE_FRAME (1 << 7) #define UVC_TRACE_SUSPEND (1 << 8) #define UVC_TRACE_STATUS (1 << 9) +#define UVC_TRACE_VIDEO (1 << 10) #define UVC_WARN_MINMAX 0 #define UVC_WARN_PROBE_DEF 1 extern unsigned int uvc_no_drop_param; extern unsigned int uvc_trace_param; +extern unsigned int uvc_timeout_param; #define uvc_trace(flag, msg...) \ do { \ @@ -571,7 +567,6 @@ extern unsigned int uvc_trace_param; /* Core driver */ extern struct uvc_driver uvc_driver; -extern void uvc_delete(struct kref *kref); /* Video buffers queue management. */ extern void uvc_queue_init(struct uvc_video_queue *queue, |