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drm/i915/lrc: Do not wait atomically when stopping engines 

I do not see that this needs to be done atomically and up to
one second is quite a long time to busy loop.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Tvrtko Ursulin 2016-03-03 14:36:42 +00:00
parent 3f177625ee
commit 8de1b23efa
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_lrc.c
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@ -1062,7 +1062,7 @@ void intel_logical_ring_stop(struct intel_engine_cs *ring)
/* TODO: Is this correct with Execlists enabled? */
I915_WRITE_MODE(ring, _MASKED_BIT_ENABLE(STOP_RING));
if (wait_for_atomic((I915_READ_MODE(ring) & MODE_IDLE) != 0, 1000)) {
if (wait_for((I915_READ_MODE(ring) & MODE_IDLE) != 0, 1000)) {
DRM_ERROR("%s :timed out trying to stop ring\n", ring->name);
return;
}