From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Mon, 19 Dec 2011 22:33:24 +0000 (+0200)
Subject: drm: Add drm_format_num_planes() utility function
X-Git-Tag: v3.3-rc1~121^2~54
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d0d110e096298d2715aa26b3698e604e0d4a2fb9;p=pandora-kernel.git

drm: Add drm_format_num_planes() utility function

This function returns the number of planes used by a specific pixel
format.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rob Clark <rob.clark@linaro.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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