drm/i915: Ignore valid but unknown semaphores
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 9 Sep 2016 13:11:58 +0000 (14:11 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 9 Sep 2016 13:23:07 +0000 (14:23 +0100)
commit80b5bdbdcbce6efd1083269616dc9efea3c63363
treeab9dd5cb40418ef38529b6b8fa9ffda4f403eb08
parentdadd481bfe559f09bc3c42e9d552149c1cb84e6a
drm/i915: Ignore valid but unknown semaphores

If we find a ring waiting on a semaphore for another assigned but not yet
emitted request, treat it as valid and waiting.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160909131201.16673-18-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/i915_irq.c