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Commit 470e7c61 authored by Rodrigo Vivi's avatar Rodrigo Vivi
Browse files

drm/i915/cnp: Document WaSouthDisplayDisablePWMCGEGating 



No functional change since WA is already applied.
But since it has different names on different databases,
let's document it here to avoid future confusion.

Cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: default avatarRadhakrishna Sripada <radhakrishna.sripada@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180306012812.19779-1-rodrigo.vivi@intel.com
parent 14941b6e

drivers/gpu/drm/i915/intel_pm.c

+1 −1
Original line number Diff line number Diff line
@@ -8492,7 +8492,7 @@ static void cnp_init_clock_gating(struct drm_i915_private *dev_priv) 
	if (!HAS_PCH_CNP(dev_priv))

		return;



	/* Display WA #1181: cnp */

	/* Display WA #1181 WaSouthDisplayDisablePWMCGEGating: cnp */

	I915_WRITE(SOUTH_DSPCLK_GATE_D, I915_READ(SOUTH_DSPCLK_GATE_D) |

		   CNP_PWM_CGE_GATING_DISABLE);

}