diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index c23efc4394ce186f61d88d39818947151c0188e5..2190e42ba310b94427a228bae27280d13b8b7b19 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1038,6 +1038,8 @@ static void notify_ring(struct intel_engine_cs *engine) spin_lock(&engine->breadcrumbs.irq_lock); wait = engine->breadcrumbs.irq_wait; if (wait) { + bool wakeup = engine->irq_seqno_barrier; + /* We use a callback from the dma-fence to submit * requests after waiting on our own requests. To * ensure minimum delay in queuing the next request to @@ -1050,12 +1052,15 @@ static void notify_ring(struct intel_engine_cs *engine) * and many waiters. */ if (i915_seqno_passed(intel_engine_get_seqno(engine), - wait->seqno) && - !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, - &wait->request->fence.flags)) - rq = i915_gem_request_get(wait->request); + wait->seqno)) { + wakeup = true; + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, + &wait->request->fence.flags)) + rq = i915_gem_request_get(wait->request); + } - wake_up_process(wait->tsk); + if (wakeup) + wake_up_process(wait->tsk); } else { __intel_engine_disarm_breadcrumbs(engine); }