drm/i915/bxt: apply clock gating workaround to all revisions



No need to cater for old A revisions.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1487172099-24873-2-git-send-email-jani.nikula@intel.com

parent 06a20d2d

drivers/gpu/drm/i915/intel_pm.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -99,7 +99,6 @@ static void bxt_init_clock_gating(struct drm_i915_private *dev_priv)
		* Wa: Backlight PWM may stop in the asserted state, causing backlight
		* to stay fully on.
		*/
		if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER))
		I915_WRITE(GEN9_CLKGATE_DIS_0, I915_READ(GEN9_CLKGATE_DIS_0) \|
		PWM1_GATING_DIS \| PWM2_GATING_DIS);
		}