[PATCH v2 08/17] media: v4l2-ioctl.h: convert debug macros into enum and document

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Currently, there's no way to document #define foo <value>
with kernel-doc. So, convert it to an enum, and document.

Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
---
 include/media/v4l2-ioctl.h | 33 +++++++++++++++++++--------------
 1 file changed, 19 insertions(+), 14 deletions(-)

diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index bd5312118013..136e2cffcf9e 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -588,20 +588,25 @@ struct v4l2_ioctl_ops {
 };
 
 
-/* v4l debugging and diagnostics */
-
-/* Device debug flags to be used with the video device debug attribute */
-
-/* Just log the ioctl name + error code */
-#define V4L2_DEV_DEBUG_IOCTL		0x01
-/* Log the ioctl name arguments + error code */
-#define V4L2_DEV_DEBUG_IOCTL_ARG	0x02
-/* Log the file operations open, release, mmap and get_unmapped_area */
-#define V4L2_DEV_DEBUG_FOP		0x04
-/* Log the read and write file operations and the VIDIOC_(D)QBUF ioctls */
-#define V4L2_DEV_DEBUG_STREAMING	0x08
-/* Log poll() */
-#define V4L2_DEV_DEBUG_POLL		0x10
+/**
+ * enum v4l2_debug_flags - Device debug flags to be used with the video
+ *	device debug attribute
+ *
+ * @V4L2_DEV_DEBUG_IOCTL:	Just log the ioctl name + error code.
+ * @V4L2_DEV_DEBUG_IOCTL_ARG:	Log the ioctl name arguments + error code.
+ * @V4L2_DEV_DEBUG_FOP:		Log the file operations and open, release,
+ *				mmap and get_unmapped_area syscalls.
+ * @V4L2_DEV_DEBUG_STREAMING:	Log the read and write syscalls and
+ *				:c:ref:`VIDIOC_[Q|DQ]BUFF <VIDIOC_QBUF>` ioctls.
+ * @V4L2_DEV_DEBUG_POLL:	Log poll syscalls.
+ */
+enum v4l2_debug_flags {
+	V4L2_DEV_DEBUG_IOCTL		= 0x01,
+	V4L2_DEV_DEBUG_IOCTL_ARG	= 0x02,
+	V4L2_DEV_DEBUG_FOP		= 0x04,
+	V4L2_DEV_DEBUG_STREAMING	= 0x08,
+	V4L2_DEV_DEBUG_POLL		= 0x10,
+};
 
 /*  Video standard functions  */
 
-- 
2.13.5

--
To unsubscribe from this list: send the line "unsubscribe linux-doc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux