drm/i915: Capture the overlay status upon a GPU hang.
v2: Add the interrupt status and address.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 85785a8..854ab1e 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -489,6 +489,7 @@
i915_error_object_free(error->batchbuffer[1]);
i915_error_object_free(error->ringbuffer);
kfree(error->active_bo);
+ kfree(error->overlay);
kfree(error);
}
@@ -667,6 +668,8 @@
do_gettimeofday(&error->time);
+ error->overlay = intel_overlay_capture_error_state(dev);
+
spin_lock_irqsave(&dev_priv->error_lock, flags);
if (dev_priv->first_error == NULL) {
dev_priv->first_error = error;