drm/i915: pnv has a backlight polarity control bit, too

[cascardo/linux.git] / drivers / gpu / drm / i915 / i915_reg.h

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 7dcc04f..20244b9 100644 (file)
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1828,6 +1828,8 @@
  */
 #define   BACKLIGHT_DUTY_CYCLE_SHIFT           (0)
 #define   BACKLIGHT_DUTY_CYCLE_MASK            (0xffff)
+#define   BACKLIGHT_DUTY_CYCLE_MASK_PNV                (0xfffe)
+#define   BLM_POLARITY_PNV                     (1 << 0) /* pnv only */
 
 #define BLC_HIST_CTL           0x61260