drm/i915: WaDisableRHWOOptimizationForRenderHang isn't applicable to VLV

Can't find WaDisableRHWOOptimizationForRenderHang listed for VLV.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a515f72..28b5ac9 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4929,10 +4929,6 @@ static void valleyview_init_clock_gating(struct drm_device *dev)
                   _MASKED_BIT_ENABLE(GEN7_MAX_PS_THREAD_DEP |
                                      GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE));
 
-       /* Apply the WaDisableRHWOOptimizationForRenderHang:vlv workaround. */
-       I915_WRITE(GEN7_COMMON_SLICE_CHICKEN1,
-                  GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC);
-
        /* WaDisableL3CacheAging:vlv */
        I915_WRITE(GEN7_L3CNTLREG1, I915_READ(GEN7_L3CNTLREG1) | GEN7_L3AGDIS);