diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_request.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_request.c | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index c99136f78af9..9819483d1b5d 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -232,9 +232,9 @@ static bool i915_request_retire(struct i915_request *rq) local_irq_disable(); - spin_lock(&rq->engine->timeline.lock); - list_del(&rq->link); - spin_unlock(&rq->engine->timeline.lock); + spin_lock(&rq->engine->active.lock); + list_del(&rq->sched.link); + spin_unlock(&rq->engine->active.lock); spin_lock(&rq->lock); i915_request_mark_complete(rq); @@ -254,6 +254,7 @@ static bool i915_request_retire(struct i915_request *rq) intel_context_unpin(rq->hw_context); i915_request_remove_from_client(rq); + list_del(&rq->link); free_capture_list(rq); i915_sched_node_fini(&rq->sched); @@ -373,28 +374,17 @@ __i915_request_await_execution(struct i915_request *rq, return 0; } -static void move_to_timeline(struct i915_request *request, - struct i915_timeline *timeline) -{ - GEM_BUG_ON(request->timeline == &request->engine->timeline); - lockdep_assert_held(&request->engine->timeline.lock); - - spin_lock(&request->timeline->lock); - list_move_tail(&request->link, &timeline->requests); - spin_unlock(&request->timeline->lock); -} - void __i915_request_submit(struct i915_request *request) { struct intel_engine_cs *engine = request->engine; - GEM_TRACE("%s fence %llx:%lld -> current %d\n", + GEM_TRACE("%s fence %llx:%lld, current %d\n", engine->name, request->fence.context, request->fence.seqno, hwsp_seqno(request)); GEM_BUG_ON(!irqs_disabled()); - lockdep_assert_held(&engine->timeline.lock); + lockdep_assert_held(&engine->active.lock); if (i915_gem_context_is_banned(request->gem_context)) i915_request_skip(request, -EIO); @@ -422,6 +412,8 @@ void __i915_request_submit(struct i915_request *request) /* We may be recursing from the signal callback of another i915 fence */ spin_lock_nested(&request->lock, SINGLE_DEPTH_NESTING); + list_move_tail(&request->sched.link, &engine->active.requests); + GEM_BUG_ON(test_bit(I915_FENCE_FLAG_ACTIVE, &request->fence.flags)); set_bit(I915_FENCE_FLAG_ACTIVE, &request->fence.flags); @@ -437,9 +429,6 @@ void __i915_request_submit(struct i915_request *request) engine->emit_fini_breadcrumb(request, request->ring->vaddr + request->postfix); - /* Transfer from per-context onto the global per-engine timeline */ - move_to_timeline(request, &engine->timeline); - engine->serial++; trace_i915_request_execute(request); @@ -451,11 +440,11 @@ void i915_request_submit(struct i915_request *request) unsigned long flags; /* Will be called from irq-context when using foreign fences. */ - spin_lock_irqsave(&engine->timeline.lock, flags); + spin_lock_irqsave(&engine->active.lock, flags); __i915_request_submit(request); - spin_unlock_irqrestore(&engine->timeline.lock, flags); + spin_unlock_irqrestore(&engine->active.lock, flags); } void __i915_request_unsubmit(struct i915_request *request) @@ -468,7 +457,7 @@ void __i915_request_unsubmit(struct i915_request *request) hwsp_seqno(request)); GEM_BUG_ON(!irqs_disabled()); - lockdep_assert_held(&engine->timeline.lock); + lockdep_assert_held(&engine->active.lock); /* * Only unwind in reverse order, required so that the per-context list @@ -486,9 +475,6 @@ void __i915_request_unsubmit(struct i915_request *request) spin_unlock(&request->lock); - /* Transfer back from the global per-engine timeline to per-context */ - move_to_timeline(request, request->timeline); - /* We've already spun, don't charge on resubmitting. */ if (request->sched.semaphores && i915_request_started(request)) { request->sched.attr.priority |= I915_PRIORITY_NOSEMAPHORE; @@ -510,11 +496,11 @@ void i915_request_unsubmit(struct i915_request *request) unsigned long flags; /* Will be called from irq-context when using foreign fences. */ - spin_lock_irqsave(&engine->timeline.lock, flags); + spin_lock_irqsave(&engine->active.lock, flags); __i915_request_unsubmit(request); - spin_unlock_irqrestore(&engine->timeline.lock, flags); + spin_unlock_irqrestore(&engine->active.lock, flags); } static int __i915_sw_fence_call @@ -669,7 +655,6 @@ __i915_request_create(struct intel_context *ce, gfp_t gfp) rq->engine = ce->engine; rq->ring = ce->ring; rq->timeline = tl; - GEM_BUG_ON(rq->timeline == &ce->engine->timeline); rq->hwsp_seqno = tl->hwsp_seqno; rq->hwsp_cacheline = tl->hwsp_cacheline; rq->rcustate = get_state_synchronize_rcu(); /* acts as smp_mb() */ @@ -1136,9 +1121,7 @@ __i915_request_add_to_timeline(struct i915_request *rq) 0); } - spin_lock_irq(&timeline->lock); list_add_tail(&rq->link, &timeline->requests); - spin_unlock_irq(&timeline->lock); /* * Make sure that no request gazumped us - if it was allocated after |