Mass-convert all drivers from FB helpers to aperture interfaces. No
functional changes besides checking for returned errno codes.
Signed-off-by: NThomas Zimmermann <tzimmermann@suse.de>
Acked-by: NJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210412131043.5787-3-tzimmermann@suse.de