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Commit e9556405 authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Daniel Vetter
Browse files

drm/i915: Drop WaDisableVDSUtnitClockGating:vlv 



WaDisableVDSUtnitClockGating was only relevant for early steepings of
VLV.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 369a1342

drivers/gpu/drm/i915/intel_pm.c

+0 −3
Original line number Diff line number Diff line
@@ -4931,11 +4931,8 @@ static void valleyview_init_clock_gating(struct drm_device *dev) 
	/*

	 * According to the spec, bit 13 (RCZUNIT) must be set on IVB.

	 * This implements the WaDisableRCZUnitClockGating:vlv workaround.

	 *

	 * Also apply WaDisableVDSUnitClockGating:vlv.

	 */

	I915_WRITE(GEN6_UCGCTL2,

		   GEN7_VDSUNIT_CLOCK_GATE_DISABLE |

		   GEN7_TDLUNIT_CLOCK_GATE_DISABLE |

		   GEN6_RCZUNIT_CLOCK_GATE_DISABLE);