The quirk to indicate that the panel backlight brightness is
inverted is not longer needed. Remove it.

Signed-off-by: Carsten Emde <C.Emde@osadl.org>

---
 drivers/gpu/drm/i915/i915_drv.h      |    1 -
 drivers/gpu/drm/i915/intel_display.c |   10 ----------
 2 files changed, 11 deletions(-)

Index: linux-tip/drivers/gpu/drm/i915/i915_drv.h
===================================================================
--- linux-tip.orig/drivers/gpu/drm/i915/i915_drv.h
+++ linux-tip/drivers/gpu/drm/i915/i915_drv.h
@@ -295,7 +295,6 @@ enum intel_pch {
 
 #define QUIRK_PIPEA_FORCE (1<<0)
 #define QUIRK_LVDS_SSC_DISABLE (1<<1)
-#define QUIRK_INVERT_BRIGHTNESS (1<<2)
 
 struct intel_fbdev;
 struct intel_fbc_work;
Index: linux-tip/drivers/gpu/drm/i915/intel_display.c
===================================================================
--- linux-tip.orig/drivers/gpu/drm/i915/intel_display.c
+++ linux-tip/drivers/gpu/drm/i915/intel_display.c
@@ -9101,16 +9101,6 @@ static void quirk_ssc_force_disable(stru
 	dev_priv->quirks |= QUIRK_LVDS_SSC_DISABLE;
 }
 
-/*
- * A machine (e.g. Acer Aspire 5734Z) may need to invert the panel backlight
- * brightness value
- */
-static void quirk_invert_brightness(struct drm_device *dev)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	dev_priv->quirks |= QUIRK_INVERT_BRIGHTNESS;
-}
-
 struct intel_quirk {
 	int device;
 	int subsystem_vendor;


