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path: root/drivers/media/video/uvc/uvcvideo.h
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Diffstat (limited to 'drivers/media/video/uvc/uvcvideo.h')
-rw-r--r--drivers/media/video/uvc/uvcvideo.h34
1 files changed, 28 insertions, 6 deletions
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index 9a6bc1aafb1..896b791ece1 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -4,7 +4,6 @@
#include <linux/kernel.h>
#include <linux/videodev2.h>
-
/*
* Dynamic controls
*/
@@ -316,6 +315,7 @@ struct uvc_xu_control {
#define UVC_QUIRK_BUILTIN_ISIGHT 0x00000008
#define UVC_QUIRK_STREAM_NO_FID 0x00000010
#define UVC_QUIRK_IGNORE_SELECTOR_UNIT 0x00000020
+#define UVC_QUIRK_PRUNE_CONTROLS 0x00000040
/* Format flags */
#define UVC_FMT_FLAG_COMPRESSED 0x00000001
@@ -383,6 +383,11 @@ struct uvc_control_mapping {
struct uvc_menu_info *menu_info;
__u32 menu_count;
+
+ __s32 (*get) (struct uvc_control_mapping *mapping, __u8 query,
+ const __u8 *data);
+ void (*set) (struct uvc_control_mapping *mapping, __s32 value,
+ __u8 *data);
};
struct uvc_control {
@@ -523,6 +528,7 @@ struct uvc_streaming {
__u16 maxpsize;
struct uvc_streaming_header header;
+ enum v4l2_buf_type type;
unsigned int nformats;
struct uvc_format *format;
@@ -558,12 +564,15 @@ struct uvc_buffer {
#define UVC_QUEUE_DROP_INCOMPLETE (1 << 2)
struct uvc_video_queue {
+ enum v4l2_buf_type type;
+
void *mem;
unsigned int flags;
__u32 sequence;
unsigned int count;
unsigned int buf_size;
+ unsigned int buf_used;
struct uvc_buffer buffer[UVC_MAX_VIDEO_BUFFERS];
struct mutex mutex; /* protects buffers and mainqueue */
spinlock_t irqlock; /* protects irqqueue */
@@ -578,8 +587,9 @@ struct uvc_video_device {
atomic_t active;
unsigned int frozen : 1;
- struct list_head iterms;
- struct uvc_entity *oterm;
+ 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;
@@ -617,6 +627,7 @@ enum uvc_device_state {
struct uvc_device {
struct usb_device *udev;
struct usb_interface *intf;
+ unsigned long warnings;
__u32 quirks;
int intfnum;
char name[32];
@@ -679,6 +690,10 @@ struct uvc_driver {
#define UVC_TRACE_SUSPEND (1 << 8)
#define UVC_TRACE_STATUS (1 << 9)
+#define UVC_WARN_MINMAX 0
+#define UVC_WARN_PROBE_DEF 1
+
+extern unsigned int uvc_no_drop_param;
extern unsigned int uvc_trace_param;
#define uvc_trace(flag, msg...) \
@@ -687,6 +702,12 @@ extern unsigned int uvc_trace_param;
printk(KERN_DEBUG "uvcvideo: " msg); \
} while (0)
+#define uvc_warn_once(dev, warn, msg...) \
+ do { \
+ if (!test_and_set_bit(warn, &dev->warnings)) \
+ printk(KERN_INFO "uvcvideo: " msg); \
+ } while (0)
+
#define uvc_printk(level, msg...) \
printk(level "uvcvideo: " msg)
@@ -709,7 +730,8 @@ 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);
+extern void uvc_queue_init(struct uvc_video_queue *queue,
+ enum v4l2_buf_type type);
extern int uvc_alloc_buffers(struct uvc_video_queue *queue,
unsigned int nbuffers, unsigned int buflength);
extern int uvc_free_buffers(struct uvc_video_queue *queue);
@@ -740,10 +762,10 @@ 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,
struct uvc_streaming_control *probe);
+extern int uvc_commit_video(struct uvc_video_device *video,
+ 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);
-extern int uvc_set_video_ctrl(struct uvc_video_device *video,
- struct uvc_streaming_control *ctrl, int probe);
/* Status */
extern int uvc_status_init(struct uvc_device *dev);