diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_request.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index b30d432415d8..9074303c8888 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -711,13 +711,15 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, if (!seqno) goto await_dma_fence; - if (!i915.semaphores) { + if (!to->engine->semaphore.sync_to) { if (!__i915_gem_request_started(from, seqno)) goto await_dma_fence; if (!__i915_spin_request(from, seqno, TASK_INTERRUPTIBLE, 2)) goto await_dma_fence; } else { + GEM_BUG_ON(!from->engine->semaphore.signal); + if (seqno <= to->timeline->global_sync[from->engine->id]) return 0; |