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drm: Disable vblank interrupt immediately when drm_vblank_offdelay<0

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Make drm_vblank_put() disable the vblank interrupt immediately when the
refcount drops to zero and drm_vblank_offdelay<0.

v2: Preserve the current drm_vblank_offdelay==0 'never disable' behaviur

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä
2014-08-06 14:49:53 +03:00
committed by Daniel Vetter
parent ffe7c73a8d
commit 4ed0ce3d0b
4 changed files with 11 additions and 7 deletions
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2
include/drm/drmP.h
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@ -1345,7 +1345,7 @@ extern void drm_put_dev(struct drm_device *dev);
extern void drm_unplug_dev(struct drm_device *dev);
extern unsigned int drm_debug;
extern unsigned int drm_vblank_offdelay;
extern int drm_vblank_offdelay;
extern unsigned int drm_timestamp_precision;
extern unsigned int drm_timestamp_monotonic;