1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2020 Vladimir Kondratyev <wulf@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 28 #include <sys/cdefs.h> 29 __FBSDID("$FreeBSD$"); 30 31 /* 32 * General Desktop/System Controls usage page driver 33 * https://www.usb.org/sites/default/files/documents/hut1_12v2.pdf 34 */ 35 36 #include <sys/param.h> 37 #include <sys/bitstring.h> 38 #include <sys/bus.h> 39 #include <sys/kernel.h> 40 #include <sys/module.h> 41 #include <sys/sysctl.h> 42 43 #include <dev/evdev/input.h> 44 #include <dev/evdev/evdev.h> 45 46 #include <dev/hid/hid.h> 47 #include <dev/hid/hidbus.h> 48 #include <dev/hid/hidmap.h> 49 50 #define HSCTRL_MAP(usage, code) \ 51 { HIDMAP_KEY(HUP_GENERIC_DESKTOP, HUG_SYSTEM_##usage, code) } 52 53 static const struct hidmap_item hsctrl_map[] = { 54 HSCTRL_MAP(POWER_DOWN, KEY_POWER), 55 HSCTRL_MAP(SLEEP, KEY_SLEEP), 56 HSCTRL_MAP(WAKEUP, KEY_WAKEUP), 57 HSCTRL_MAP(CONTEXT_MENU, KEY_CONTEXT_MENU), 58 HSCTRL_MAP(MAIN_MENU, KEY_MENU), 59 HSCTRL_MAP(APP_MENU, KEY_PROG1), 60 HSCTRL_MAP(MENU_HELP, KEY_HELP), 61 HSCTRL_MAP(MENU_EXIT, KEY_EXIT), 62 HSCTRL_MAP(MENU_SELECT, KEY_SELECT), 63 HSCTRL_MAP(MENU_RIGHT, KEY_RIGHT), 64 HSCTRL_MAP(MENU_LEFT, KEY_LEFT), 65 HSCTRL_MAP(MENU_UP, KEY_UP), 66 HSCTRL_MAP(MENU_DOWN, KEY_DOWN), 67 HSCTRL_MAP(POWER_UP, KEY_POWER2), 68 HSCTRL_MAP(RESTART, KEY_RESTART), 69 }; 70 71 static const struct hid_device_id hsctrl_devs[] = { 72 { HID_TLC(HUP_GENERIC_DESKTOP, HUG_SYSTEM_CONTROL) }, 73 }; 74 75 static int 76 hsctrl_probe(device_t dev) 77 { 78 return (HIDMAP_PROBE(device_get_softc(dev), dev, 79 hsctrl_devs, hsctrl_map, "System Control")); 80 } 81 82 static int 83 hsctrl_attach(device_t dev) 84 { 85 return (hidmap_attach(device_get_softc(dev))); 86 } 87 88 static int 89 hsctrl_detach(device_t dev) 90 { 91 return (hidmap_detach(device_get_softc(dev))); 92 } 93 94 static device_method_t hsctrl_methods[] = { 95 DEVMETHOD(device_probe, hsctrl_probe), 96 DEVMETHOD(device_attach, hsctrl_attach), 97 DEVMETHOD(device_detach, hsctrl_detach), 98 99 DEVMETHOD_END 100 }; 101 102 DEFINE_CLASS_0(hsctrl, hsctrl_driver, hsctrl_methods, sizeof(struct hidmap)); 103 DRIVER_MODULE(hsctrl, hidbus, hsctrl_driver, NULL, NULL); 104 MODULE_DEPEND(hsctrl, hid, 1, 1, 1); 105 MODULE_DEPEND(hsctrl, hidbus, 1, 1, 1); 106 MODULE_DEPEND(hsctrl, hidmap, 1, 1, 1); 107 MODULE_DEPEND(hsctrl, evdev, 1, 1, 1); 108 MODULE_VERSION(hsctrl, 1); 109 HID_PNP_INFO(hsctrl_devs); 110