[PATCH 14/30] drm/i915: WaDisableVDSUnitClockGating isn't applicable to SNB

ville.syrjala
2013-07-05T13:49:41Z

Can't find any mention of WaDisableVDSUnitClockGating ever being
relevant for SNB. Remove it.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
drivers/gpu/drm/i915/intel_pm.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 4483c25..b24a4c2 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4584,12 +4584,10 @@ static void gen6_init_clock_gating(struct drm_device *dev)
* According to the spec, bit 11 (RCCUNIT) must also be set,
* but we didn't debug actual testcases to find it out.
*
- * Also apply WaDisableVDSUnitClockGating:snb and
- * WaDisableRCCUnitClockGating:snb and
- * WaDisableRCPBUnitClockGating:snb.
+ * WaDisableRCCUnitClockGating:snb
+ * WaDisableRCPBUnitClockGating:snb
*/
I915_WRITE(GEN6_UCGCTL2,
- GEN7_VDSUNIT_CLOCK_GATE_DISABLE |
GEN6_RCPBUNIT_CLOCK_GATE_DISABLE |
GEN6_RCCUNIT_CLOCK_GATE_DISABLE);