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path: root/drivers/media/usb/uvc/uvcvideo.h
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Diffstat (limited to 'drivers/media/usb/uvc/uvcvideo.h')
-rw-r--r--drivers/media/usb/uvc/uvcvideo.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index c36fa0991141..961d7c13b27b 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -479,6 +479,8 @@ struct uvc_stats_stream {
unsigned int max_sof; /* Maximum STC.SOF value */
};
+#define UVC_METATADA_BUF_SIZE 1024
+
struct uvc_streaming {
struct list_head list;
struct uvc_device *dev;
@@ -510,7 +512,13 @@ struct uvc_streaming {
unsigned int frozen : 1;
struct uvc_video_queue queue;
void (*decode) (struct urb *urb, struct uvc_streaming *video,
- struct uvc_buffer *buf);
+ struct uvc_buffer *buf, struct uvc_buffer *meta_buf);
+
+ struct {
+ struct video_device vdev;
+ struct uvc_video_queue queue;
+ __u32 format;
+ } meta;
/* Context data used by the bulk completion handler. */
struct {
@@ -552,6 +560,8 @@ struct uvc_streaming {
u16 last_sof;
u16 sof_offset;
+ u8 last_scr[6];
+
spinlock_t lock;
} clock;
};
@@ -561,6 +571,7 @@ struct uvc_device {
struct usb_interface *intf;
unsigned long warnings;
__u32 quirks;
+ __u32 meta_format;
int intfnum;
char name[32];
@@ -715,6 +726,7 @@ extern int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
void uvc_video_clock_update(struct uvc_streaming *stream,
struct vb2_v4l2_buffer *vbuf,
struct uvc_buffer *buf);
+int uvc_meta_register(struct uvc_streaming *stream);
int uvc_register_video_device(struct uvc_device *dev,
struct uvc_streaming *stream,
@@ -777,7 +789,7 @@ extern struct usb_host_endpoint *uvc_find_endpoint(
/* Quirks support */
void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream,
- struct uvc_buffer *buf);
+ struct uvc_buffer *buf, struct uvc_buffer *meta_buf);
/* debugfs and statistics */
void uvc_debugfs_init(void);