From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Mon, 14 Sep 2015 18:20:01 +0000 (-0300)
Subject: drm/i915: don't apply WaFbcAsynchFlipDisableFbcQueue on SKL
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=40f4022ef67f30cc0b7ee7453926d1803277d1af;p=openwrt%2Fstaging%2Fblogic.git

drm/i915: don't apply WaFbcAsynchFlipDisableFbcQueue on SKL

This WA is only for HSW/BDW.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 2b75003eb79e..56cf11094a04 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -277,7 +277,7 @@ static void gen7_fbc_enable(struct intel_crtc *crtc)
 		I915_WRITE(ILK_DISPLAY_CHICKEN1,
 			   I915_READ(ILK_DISPLAY_CHICKEN1) |
 			   ILK_FBCQ_DIS);
-	} else {
+	} else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
 		/* WaFbcAsynchFlipDisableFbcQueue:hsw,bdw */
 		I915_WRITE(CHICKEN_PIPESL_1(crtc->pipe),
 			   I915_READ(CHICKEN_PIPESL_1(crtc->pipe)) |