drm/i915: Protect against deferred fbdev setup
authorDaniel Vetter <daniel.vetter@ffwll.ch>
Thu, 6 Jul 2017 13:00:20 +0000 (15:00 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 14 Jul 2017 13:15:01 +0000 (15:15 +0200)
commit346fb4e0b9660e2fe888f870608d287e1980f665
treec6b0053b5fec77595909cf98a9d952c7ba3e5c7b
parent88be58be886f1215cc73dc8c273c985eecd7385c
drm/i915: Protect against deferred fbdev setup

We could probably hit this already with our current async fbdev init,
but it's much easier to hit this with the new deferred fbdev setup
that I'm working on polishing.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reported-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170706130023.28417-2-daniel.vetter@ffwll.ch
drivers/gpu/drm/i915/i915_debugfs.c