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drm/i915: vlv: clear master interrupt flag when disabling interrupts 

Not clearing this flag causes spurious interrupts at least in D3 state,
so before enabling RPM we need to fix this. We were already setting this
flag when enabling interrupts, only clearing it was missing.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Imre Deak 2014-04-14 20:24:23 +03:00 committed by Daniel Vetter
parent 981a5aead1
commit 843d0e7d32
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/i915_irq.c
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@ -3318,6 +3318,8 @@ static void valleyview_irq_uninstall(struct drm_device *dev)
if (!dev_priv)
return;
I915_WRITE(VLV_MASTER_IER, 0);
intel_hpd_irq_uninstall(dev_priv);
for_each_pipe(pipe)