Commit 41c43f9e authored Oct 10, 2018 by Chris Wilson

drm/i915: Inject a failure point when registering a connector



Check we can handle a late display load failure where the final act of
registering the connector fails.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Jani Nikula <jani.nikula@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181010123833.16797-1-chris@chris-wilson.co.uk

parent 1c21348d

drivers/gpu/drm/i915/intel_connector.c

+7 −0

Original line number	Original line	Diff line number	Diff line
	@@ -107,8 +107,15 @@ int intel_connector_register(struct drm_connector *connector)
	if (ret)		if (ret)
	goto err;		goto err;

			if (i915_inject_load_failure()) {
			ret = -EFAULT;
			goto err_backlight;
			}

	return 0;		return 0;

			err_backlight:
			intel_backlight_device_unregister(intel_connector);
	err:		err:
	return ret;		return ret;
	}		}