drm/i915: gen7: Disable the RHWO optimization as it can cause GPU hangs.

[firefly-linux-kernel-4.4.55.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 ed679d04bbb19f4ad4d3f1f98465f83b159b3948..56315cbef1e43f8861317d62c7df02bb5480ae58 100644 (file)
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2848,6 +2848,9 @@
 #define  DISP_FBC_WM_DIS               (1<<15)
 
 /* GEN7 chicken */
+#define GEN7_COMMON_SLICE_CHICKEN1             0x7010
+# define GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC     ((1<<10) | (1<<26))
+
 #define GEN7_L3CNTLREG1                                0xB01C
 #define  GEN7_WA_FOR_GEN7_L3_CONTROL                   0x3C4FFF8C