drm: return if changed in drm_helper_hpd_irq_event()
authorMarc-André Lureau <marcandre.lureau@gmail.com>
Fri, 18 Oct 2013 14:11:28 +0000 (16:11 +0200)
committerDave Airlie <airlied@redhat.com>
Wed, 23 Oct 2013 13:21:07 +0000 (14:21 +0100)
The caller may want to know whether the configuration was changed, and
if an hotplug event was sent.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

No differences found