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Commit 2dbb232c authored by Michel Dänzer's avatar Michel Dänzer 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

drivers/char/drm/i915_irq.c

+1 −1
Original line number Diff line number Diff line
@@ -439,7 +439,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) 
		swap.sequence += curseq;

		break;

	case _DRM_VBLANK_ABSOLUTE:

		if ((curseq - swap.sequence) > (1<<23)) {

		if ((curseq - swap.sequence) <= (1<<23)) {

			spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);

			DRM_DEBUG("Missed target sequence\n");

			return DRM_ERR(EINVAL);