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| author | Ezequiel Garcia <ezequiel@collabora.com> | 2019-07-20 07:47:07 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-07-25 06:26:49 -0400 |
| commit | 173f6eacc8a89ae4b08b166735930e6c46951a81 (patch) | |
| tree | 97313fe4f31b98cc50dd506c8ca96d8f5b5c08cc /Documentation/media | |
| parent | d4a6a9537bc32811486282206ecfb7c53754b74d (diff) | |
| download | linux-0-day-173f6eacc8a89ae4b08b166735930e6c46951a81.tar.gz linux-0-day-173f6eacc8a89ae4b08b166735930e6c46951a81.tar.xz | |
media: v4l: ctrls: Add debug messages
Currently, the v4l2 control code is a bit silent on errors.
Add debug messages on (hopefully) most of the error paths.
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'Documentation/media')
| -rw-r--r-- | Documentation/media/kapi/v4l2-dev.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/media/kapi/v4l2-dev.rst b/Documentation/media/kapi/v4l2-dev.rst index b359f1804bbe2..4c5a15c53dbfb 100644 --- a/Documentation/media/kapi/v4l2-dev.rst +++ b/Documentation/media/kapi/v4l2-dev.rst @@ -288,6 +288,7 @@ Mask Description 0x08 Log the read and write file operations and the VIDIOC_QBUF and VIDIOC_DQBUF ioctls. 0x10 Log the poll file operation. +0x20 Log error and messages in the control operations. ===== ================================================================ Video device cleanup |