diff options
| author | Imre Deak <imre.deak@intel.com> | 2014-04-14 20:24:23 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-05-05 09:08:51 +0200 |
| commit | 843d0e7d3262ac8f68c3ee22ec41535ab1de833a (patch) | |
| tree | c6241cb880d6f05ee613bdfc0cade19242865e3f /drivers/gpu/drm/i915/i915_irq.c | |
| parent | 981a5aead1fcfe3ef4de3ae86b1469b99032b287 (diff) | |
| download | lwn-843d0e7d3262ac8f68c3ee22ec41535ab1de833a.tar.gz lwn-843d0e7d3262ac8f68c3ee22ec41535ab1de833a.zip | |
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>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 2b3d852acb04..274c108dcb47 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -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) |