From: Mauro Carvalho Chehab Date: Tue, 22 Feb 2011 04:00:58 +0000 (-0300) Subject: [media] em28xx: properly handle subdev controls X-Git-Tag: v2.6.39-rc1~86^2~325 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fb8decfabdf841a199b297076ff9f890dee55e53;p=pandora-kernel.git [media] em28xx: properly handle subdev controls Subdev controls return codes are evil, as they return -EINVAL to mean both unsupported and invalid arguments. Due to that, we need to use a trick to identify what controls are supported by a subdev. Signed-off-by: Mauro Carvalho Chehab --- Reading git-diff-tree failed