media: v4l2-mc: add print messages when media graph fails
authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Sat, 15 Sep 2018 04:00:31 +0000 (00:00 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Mon, 17 Sep 2018 17:16:19 +0000 (13:16 -0400)
commitcaf276be3a962868fff3ad90bb9677a808aa299f
tree0119742d553eb4e66b047b02359dd1491c1f0403
parent9d6d20e652c0d304f98de30d51805658f98ba27d
media: v4l2-mc: add print messages when media graph fails

It is not trivial to debug troubles at media graph build.
So, add print messages to help debug what's happening,
in the case of an error occurs.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/v4l2-core/v4l2-mc.c