diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-10-10 13:38:33 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-10-10 14:34:08 +0100 |
| commit | 41c43f9e02765b5dd8646bef803eb57c95e56551 (patch) | |
| tree | a0ddbc60918f4e0b04ca5b5ee7eaff79cca4da2e /drivers/gpu/drm/i915/intel_connector.c | |
| parent | 1c21348d1f3c5babd4f5727038b8c5bd38253f3b (diff) | |
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
Diffstat (limited to 'drivers/gpu/drm/i915/intel_connector.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_connector.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_connector.c b/drivers/gpu/drm/i915/intel_connector.c index d56f50a6f5a0..598d5cb9b657 100644 --- a/drivers/gpu/drm/i915/intel_connector.c +++ b/drivers/gpu/drm/i915/intel_connector.c @@ -107,8 +107,15 @@ int intel_connector_register(struct drm_connector *connector) if (ret) goto err; + if (i915_inject_load_failure()) { + ret = -EFAULT; + goto err_backlight; + } + return 0; +err_backlight: + intel_backlight_device_unregister(intel_connector); err: return ret; } |