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

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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>
This commit is contained in:
Laurent Pinchart 2010-06-17 11:11:51 -03:00 • committed by Mauro Carvalho Chehab
parent 561474c2d2
commit 1b4e21c4f6
2 changed files with 13 additions and 6 deletions
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7
include/linux/usb/video.h
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@ -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 */