From: Hans Verkuil <hverkuil@xs4all.nl>
Date: Mon, 10 Feb 2014 11:08:44 +0000 (-0300)
Subject: [media] v4l2-subdev: Allow 32-bit compat ioctls
X-Git-Tag: v3.15-rc1~85^2~361
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ab58a30162f0383c06388af522bc889a5da38fc6;p=pandora-kernel.git

[media] v4l2-subdev: Allow 32-bit compat ioctls

Add support for 32-bit ioctls with v4l-subdev device nodes.

Rather than keep adding new ioctls to the list in v4l2-compat-ioctl32.c, just check
if the ioctl is a non-private V4L2 ioctl and if so, call the conversion code.

We keep forgetting to add new ioctls, so this is a more robust solution.

In addition extend the subdev API with support for a compat32 function to
convert custom v4l-subdev ioctls.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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