The CRTC has only one output attached to it. Store the output's type of TX chip in a single field and remove the related bitmask. Turn the type-less output field in struct ast_device into a union, as only one of its fields will be used at a time. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240903132601.91618-1-tzimmermann@suse.de