drm/i915: Capture interesting display registers on error
When trying to diagnose mysterious errors on resume, capture the
display register contents as well.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 24a88ac..421b841 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -729,6 +729,9 @@
if (error->overlay)
intel_overlay_print_error_state(m, error->overlay);
+ if (error->display)
+ intel_display_print_error_state(m, dev, error->display);
+
out:
spin_unlock_irqrestore(&dev_priv->error_lock, flags);