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linux-davinci-2.6.23
Commit 2dbb232c authored by =?utf-8?q?Michel_D=C3=A4nzer?='s avatar =?utf-8?q?Michel_D=C3=A4nzer?= Committed by airlied
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drm: i915: Fix 'sequence has passed' condition in i915_vblank_swap(). 

Signed-off-by: default avatarDave Airlie <airlied@linux.ie>
parent 376642cf
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drivers/char/drm/i915_irq.c
View file @ 2dbb232c
...@@ -439,7 +439,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) ...@@ -439,7 +439,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS)
swap.sequence += curseq; swap.sequence += curseq;
break; break;
case _DRM_VBLANK_ABSOLUTE: case _DRM_VBLANK_ABSOLUTE:
if ((curseq - swap.sequence) > (1<<23)) { if ((curseq - swap.sequence) <= (1<<23)) {
spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags); spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);
DRM_DEBUG("Missed target sequence\n"); DRM_DEBUG("Missed target sequence\n");
return DRM_ERR(EINVAL); return DRM_ERR(EINVAL);
......
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