drm/i915: Add double_wide readout and checking
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 4 Sep 2013 15:30:03 +0000 (18:30 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 17 Sep 2013 08:01:46 +0000 (10:01 +0200)
commit282740f73a93461645bb87cd62e428aa625619fb
tree4033edcd656bed75a0ba8acc0d56852faa0c4b66
parentcf532bb255920202b6483914b0e19a55f0067729
drm/i915: Add double_wide readout and checking

Read the double wide pipe information from hardware in
i9xx_get_pipe_config(), and check it in intel_pipe_config_compare()

For gen4+ double_wide is always false so the comparison can be done
on all platforms.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_display.c