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[16/30] drm/i915: WaDisableRCCUnitClockGating isn't applicaple to VLV

Message ID 1373032128-23755-17-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä July 5, 2013, 1:48 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

WaDisableRCCUnitClockGating is only relevant for SNB.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 576f648..82665d5 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4876,9 +4876,6 @@  static void valleyview_init_clock_gating(struct drm_device *dev)
 	 * Sanctuary and Tropics, and apparently anything else with
 	 * alpha test or pixel discard.
 	 *
-	 * According to the spec, bit 11 (RCCUNIT) must also be set,
-	 * but we didn't debug actual testcases to find it out.
-	 *
 	 * According to the spec, bit 13 (RCZUNIT) must be set on IVB.
 	 * This implements the WaDisableRCZUnitClockGating:vlv workaround.
 	 *
@@ -4889,8 +4886,7 @@  static void valleyview_init_clock_gating(struct drm_device *dev)
 		   GEN7_VDSUNIT_CLOCK_GATE_DISABLE |
 		   GEN7_TDLUNIT_CLOCK_GATE_DISABLE |
 		   GEN6_RCZUNIT_CLOCK_GATE_DISABLE |
-		   GEN6_RCPBUNIT_CLOCK_GATE_DISABLE |
-		   GEN6_RCCUNIT_CLOCK_GATE_DISABLE);
+		   GEN6_RCPBUNIT_CLOCK_GATE_DISABLE);
 
 	/* WaDisableL3Bank2xClockGate:vlv */
 	I915_WRITE(GEN7_UCGCTL4, GEN7_L3BANK2X_CLOCK_GATE_DISABLE);