drm/i915: Drop WaDisableTDLUnitClockGating:vlv

WaDisableTDLUnitClockGating is only relevant for early steppings of 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 8052b864ea522bb69bb00bb9285201dae15fa44a..7dc69fafea397a15ea4e19fd0ce1cb8ae1c025e1 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4933,7 +4933,6 @@ static void valleyview_init_clock_gating(struct drm_device *dev)
         * This implements the WaDisableRCZUnitClockGating:vlv workaround.
         */
        I915_WRITE(GEN6_UCGCTL2,
-                  GEN7_TDLUNIT_CLOCK_GATE_DISABLE |
                   GEN6_RCZUNIT_CLOCK_GATE_DISABLE);
 
        /* WaDisableL3Bank2xClockGate:vlv */