From 173f6eacc8a89ae4b08b166735930e6c46951a81 Mon Sep 17 00:00:00 2001 From: Ezequiel Garcia Date: Sat, 20 Jul 2019 07:47:07 -0400 Subject: 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 Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- Documentation/media/kapi/v4l2-dev.rst | 1 + 1 file changed, 1 insertion(+) (limited to 'Documentation/media') diff --git a/Documentation/media/kapi/v4l2-dev.rst b/Documentation/media/kapi/v4l2-dev.rst index b359f1804bbe..4c5a15c53dbf 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 -- cgit