Commit 8e20599a authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Daniel Vetter

drm/i915: Drop the extra GEN8_PCU_IIR posting read from cherryview_irq_preinstall()

Looks like a leftover POSTING_READ(GEN8_PCU_IIR) in
cherryview_irq_preinstall() from some earlier age. GEN5_IRQ_RESET()
already does the posting read so this changes nothing, so kill it.
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent a2c30fba
...@@ -3188,8 +3188,6 @@ static void cherryview_irq_preinstall(struct drm_device *dev) ...@@ -3188,8 +3188,6 @@ static void cherryview_irq_preinstall(struct drm_device *dev)
GEN5_IRQ_RESET(GEN8_PCU_); GEN5_IRQ_RESET(GEN8_PCU_);
POSTING_READ(GEN8_PCU_IIR);
I915_WRITE(DPINVGTT, DPINVGTT_STATUS_MASK_CHV); I915_WRITE(DPINVGTT, DPINVGTT_STATUS_MASK_CHV);
I915_WRITE(PORT_HOTPLUG_EN, 0); I915_WRITE(PORT_HOTPLUG_EN, 0);
......
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