[PATCH 3/3] warn

[Chris Wilson]

---
 drivers/gpu/drm/i915/i915_irq.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index f8205841868b..e4bd20ce031d 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1391,6 +1391,9 @@ gen8_cs_irq_handler(struct intel_engine_cs *engine, u32 iir, int test_shift)
 		if (READ_ONCE(engine->execlists.active)) {
 			__set_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted);
 			tasklet = true;
+		} else if (WARN_ON(!engine->i915->gt.awake)) {
+			struct drm_printer p = drm_info_printer(engine->i915->drm.dev);
+			intel_engine_dump(engine, &p);
 		}
 	}
 
-- 
2.15.0.rc1