V4L/DVB: uvcvideo: Define control information bits using macros

Use the macros instead of hardcoding numerical constants for the
controls information bitfield.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/usb/video.h b/include/linux/usb/video.h
index be436d9ee479..2d5b7fc6a265 100644
--- a/include/linux/usb/video.h
+++ b/include/linux/usb/video.h
@@ -160,5 +160,12 @@
 #define UVC_STATUS_TYPE_CONTROL                         1
 #define UVC_STATUS_TYPE_STREAMING                       2
 
+/* 4.1.2. Control Capabilities */
+#define UVC_CONTROL_CAP_GET                             (1 << 0)
+#define UVC_CONTROL_CAP_SET                             (1 << 1)
+#define UVC_CONTROL_CAP_DISABLED                        (1 << 2)
+#define UVC_CONTROL_CAP_AUTOUPDATE                      (1 << 3)
+#define UVC_CONTROL_CAP_ASYNCHRONOUS                    (1 << 4)
+
 #endif /* __LINUX_USB_VIDEO_H */