1#- 2# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3# 4# Copyright (c) 2020 Emmanuel Vadot <manu@FreeBSD.org> 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28 29#include <sys/bus.h> 30#include <dev/misc/backlight/backlight.h> 31 32INTERFACE backlight; 33 34CODE { 35 static int 36 backlight_default_update_status(device_t dev, struct backlight_props *props) 37 { 38 return (EOPNOTSUPP); 39 } 40 41 static int 42 backlight_default_get_status(device_t dev, struct backlight_props *props) 43 { 44 return (EOPNOTSUPP); 45 } 46 47 static int 48 backlight_default_get_info(device_t dev, struct backlight_info *info) 49 { 50 return (EOPNOTSUPP); 51 } 52}; 53 54METHOD int update_status { 55 device_t dev; 56 struct backlight_props *props; 57} DEFAULT backlight_default_update_status; 58 59METHOD int get_status { 60 device_t dev; 61 struct backlight_props *props; 62} DEFAULT backlight_default_get_status; 63 64METHOD int get_info { 65 device_t dev; 66 struct backlight_info *info; 67} DEFAULT backlight_default_get_info; 68