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Code Issues Releases Activity

Keep track of the hardware counter more aggressively while interrupts

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are enabled.  This should help to reduce cases where the hardware
counter reference jumps by large amounts.

MFC after:	3 days
This commit is contained in:
Robert Noland 2009-06-25 15:47:32 +00:00
parent a429bdf087
commit 2642e635f2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=194966
1 changed files with 4 additions and 0 deletions
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4
sys/dev/drm/drm_irq.c
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@ -325,6 +325,10 @@ int drm_vblank_get(struct drm_device *dev, int crtc)
}
}
if (dev->vblank[crtc].enabled)
dev->vblank[crtc].last =
dev->driver->get_vblank_counter(dev, crtc);
return ret;
}