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drm/i915: Fix the inconsistent RMW in WA 827

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RMW is used only in the disable path. Using it in enable path
for consistency.

Suggested-by: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190330011921.10397-2-radhakrishna.sripada@intel.com
This commit is contained in:
Radhakrishna Sripada
2019-03-29 18:19:20 -07:00
committed by Ville Syrjälä
parent 2474028e4b
commit fa9d38f65d
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/i915/intel_display.c
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@@ -481,6 +481,7 @@ skl_wa_827(struct drm_i915_private *dev_priv, int pipe, bool enable)
{
if (enable)
I915_WRITE(CLKGATE_DIS_PSL(pipe),
I915_READ(CLKGATE_DIS_PSL(pipe)) |
DUPS1_GATING_DIS | DUPS2_GATING_DIS);
else
I915_WRITE(CLKGATE_DIS_PSL(pipe),