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i915: Report back to userspace when a scheduled flip missed target.

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This commit is contained in:
Michel Dänzer 2007-05-14 11:08:19 +02:00
parent 6a9ff1e6c2
commit 733de3bc01
1 changed files with 5 additions and 4 deletions
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9
shared-core/i915_irq.c
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@ -652,7 +652,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS)
spin_unlock_irqrestore(&dev->drw_lock, irqflags);
return 0;
goto out;
}
}
@ -692,9 +692,6 @@ int i915_vblank_swap(DRM_IOCTL_ARGS)
vbl_swap->sequence = swap.sequence;
vbl_swap->flip = (swap.seqtype & _DRM_VBLANK_FLIP);
if (vbl_swap->flip)
swap.sequence++;
spin_lock_irqsave(&dev_priv->swaps_lock, irqflags);
list_add_tail((struct list_head *)vbl_swap, &dev_priv->vbl_swaps.head);
@ -702,6 +699,10 @@ int i915_vblank_swap(DRM_IOCTL_ARGS)
spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);
out:
if (swap.seqtype & _DRM_VBLANK_FLIP)
swap.sequence++;
DRM_COPY_TO_USER_IOCTL((drm_i915_vblank_swap_t __user *) data, swap,
sizeof(swap));