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path: root/drivers/gpu/drm/i915/intel_breadcrumbs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_breadcrumbs.c')
-rw-r--r--drivers/gpu/drm/i915/intel_breadcrumbs.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c
index c9c46a538edb..fcfa423d08bd 100644
--- a/drivers/gpu/drm/i915/intel_breadcrumbs.c
+++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c
@@ -154,7 +154,7 @@ static void __intel_breadcrumbs_disable_irq(struct intel_breadcrumbs *b)
static inline struct intel_wait *to_wait(struct rb_node *node)
{
- return container_of(node, struct intel_wait, node);
+ return rb_entry(node, struct intel_wait, node);
}
static inline void __intel_breadcrumbs_finish(struct intel_breadcrumbs *b,
@@ -427,7 +427,7 @@ static bool signal_complete(struct drm_i915_gem_request *request)
static struct drm_i915_gem_request *to_signaler(struct rb_node *rb)
{
- return container_of(rb, struct drm_i915_gem_request, signaling.node);
+ return rb_entry(rb, struct drm_i915_gem_request, signaling.node);
}
static void signaler_set_rtpriority(void)
@@ -623,6 +623,12 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine)
{
struct intel_breadcrumbs *b = &engine->breadcrumbs;
+ /* The engines should be idle and all requests accounted for! */
+ WARN_ON(READ_ONCE(b->first_wait));
+ WARN_ON(!RB_EMPTY_ROOT(&b->waiters));
+ WARN_ON(READ_ONCE(b->first_signal));
+ WARN_ON(!RB_EMPTY_ROOT(&b->signals));
+
if (!IS_ERR_OR_NULL(b->signaler))
kthread_stop(b->signaler);