From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Date: Mon, 5 Mar 2018 17:28:12 -0800
Subject: drm/i915/cnp: Document WaSouthDisplayDisablePWMCGEGating
Git-commit: 470e7c6189dbce4c0d1beb8cce7e38a9bd5f5144
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180306012812.19779-1-rodrigo.vivi@intel.com
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/i915/intel_pm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -8492,7 +8492,7 @@ static void cnp_init_clock_gating(struct
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);
}