drm/legacy: Convert cursor ioctl locking to interruptible.
authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
Tue, 12 Sep 2017 13:37:46 +0000 (15:37 +0200)
committerMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
Wed, 13 Sep 2017 07:51:31 +0000 (09:51 +0200)
commit6c886e4aff0d09265855f62b31522b8328224a3d
tree861a820b33f4f729d9d29a298e28440e11c238f5
parentdad56ce4172e79b9ded5c6fc279710ce5e55f03f
drm/legacy: Convert cursor ioctl locking to interruptible.

Pass DRM_MODESET_ACQUIRE_INTERRUPTIBLE to acquire_init, and handle
drm_modeset_backoff which can now fail by returning the error.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170912133749.6532-4-maarten.lankhorst@linux.intel.com
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
drivers/gpu/drm/drm_plane.c