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Commit d9c638d5 authored by Jani Nikula's avatar Jani Nikula Committed by Daniel Vetter
Browse files

drm/i915: backlight combination mode bit is gen4 only 



Not valid for later non-PCH split platforms such as VLV.

Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 6801c18c

drivers/gpu/drm/i915/intel_panel.c

+1 −1
Original line number Diff line number Diff line
@@ -329,7 +329,7 @@ static int is_backlight_combination_mode(struct drm_device *dev) 
{

	struct drm_i915_private *dev_priv = dev->dev_private;



	if (INTEL_INFO(dev)->gen >= 4)

	if (IS_GEN4(dev))

		return I915_READ(BLC_PWM_CTL2) & BLM_COMBINATION_MODE;



	if (IS_GEN2(dev))