drm_vblank_get: don't WARN_ON in case vblanks are not initialized
authorGerd Hoffmann <kraxel@redhat.com>
Mon, 30 Mar 2015 10:50:50 +0000 (12:50 +0200)
committerGerd Hoffmann <kraxel@redhat.com>
Tue, 2 Jun 2015 08:17:21 +0000 (10:17 +0200)
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/drm_irq.c

Simple merge