[Intel-gfx] [PATCH] i915: Enable IMR passthrough of vblank events before enabling it in pipestat.

[Keith Packard]

On Fri, 2008-10-17 at 15:48 -0700, Eric Anholt wrote:
> Otherwise, if we lost the race, the pipestat bit would be set without being
> reflected in IIR, and we would never clear the pipestat bit so the pipe
> event would never be generated again, and all vblank waits would time out.

This looks good to me.

-- 
keith.packard at intel.com
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