1 /* 2 * Asus Notebooks WMI hotkey driver 3 * 4 * Copyright(C) 2010 Corentin Chary <corentin.chary@gmail.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 22 23 #include <linux/kernel.h> 24 #include <linux/module.h> 25 #include <linux/init.h> 26 #include <linux/input.h> 27 #include <linux/input/sparse-keymap.h> 28 #include <linux/fb.h> 29 #include <linux/dmi.h> 30 31 #include "asus-wmi.h" 32 33 #define ASUS_NB_WMI_FILE "asus-nb-wmi" 34 35 MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>"); 36 MODULE_DESCRIPTION("Asus Notebooks WMI Hotkey Driver"); 37 MODULE_LICENSE("GPL"); 38 39 #define ASUS_NB_WMI_EVENT_GUID "0B3CBB35-E3C2-45ED-91C2-4C5A6D195D1C" 40 41 MODULE_ALIAS("wmi:"ASUS_NB_WMI_EVENT_GUID); 42 43 /* 44 * WAPF defines the behavior of the Fn+Fx wlan key 45 * The significance of values is yet to be found, but 46 * most of the time: 47 * Bit | Bluetooth | WLAN 48 * 0 | Hardware | Hardware 49 * 1 | Hardware | Software 50 * 4 | Software | Software 51 */ 52 static int wapf = -1; 53 module_param(wapf, uint, 0444); 54 MODULE_PARM_DESC(wapf, "WAPF value"); 55 56 static struct quirk_entry *quirks; 57 58 static struct quirk_entry quirk_asus_unknown = { 59 .wapf = 0, 60 }; 61 62 static struct quirk_entry quirk_asus_x401u = { 63 .wapf = 4, 64 }; 65 66 static int dmi_matched(const struct dmi_system_id *dmi) 67 { 68 quirks = dmi->driver_data; 69 return 1; 70 } 71 72 static struct dmi_system_id asus_quirks[] = { 73 { 74 .callback = dmi_matched, 75 .ident = "ASUSTeK COMPUTER INC. X401U", 76 .matches = { 77 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 78 DMI_MATCH(DMI_PRODUCT_NAME, "X401U"), 79 }, 80 .driver_data = &quirk_asus_x401u, 81 }, 82 { 83 .callback = dmi_matched, 84 .ident = "ASUSTeK COMPUTER INC. X401A1", 85 .matches = { 86 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 87 DMI_MATCH(DMI_PRODUCT_NAME, "X401A1"), 88 }, 89 .driver_data = &quirk_asus_x401u, 90 }, 91 { 92 .callback = dmi_matched, 93 .ident = "ASUSTeK COMPUTER INC. X501U", 94 .matches = { 95 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 96 DMI_MATCH(DMI_PRODUCT_NAME, "X501U"), 97 }, 98 .driver_data = &quirk_asus_x401u, 99 }, 100 { 101 .callback = dmi_matched, 102 .ident = "ASUSTeK COMPUTER INC. X501A1", 103 .matches = { 104 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 105 DMI_MATCH(DMI_PRODUCT_NAME, "X501A1"), 106 }, 107 .driver_data = &quirk_asus_x401u, 108 }, 109 { 110 .callback = dmi_matched, 111 .ident = "ASUSTeK COMPUTER INC. X55A", 112 .matches = { 113 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 114 DMI_MATCH(DMI_PRODUCT_NAME, "X55A"), 115 }, 116 .driver_data = &quirk_asus_x401u, 117 }, 118 { 119 .callback = dmi_matched, 120 .ident = "ASUSTeK COMPUTER INC. X55C", 121 .matches = { 122 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 123 DMI_MATCH(DMI_PRODUCT_NAME, "X55C"), 124 }, 125 .driver_data = &quirk_asus_x401u, 126 }, 127 { 128 .callback = dmi_matched, 129 .ident = "ASUSTeK COMPUTER INC. X55U", 130 .matches = { 131 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 132 DMI_MATCH(DMI_PRODUCT_NAME, "X55U"), 133 }, 134 .driver_data = &quirk_asus_x401u, 135 }, 136 { 137 .callback = dmi_matched, 138 .ident = "ASUSTeK COMPUTER INC. X55VD", 139 .matches = { 140 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 141 DMI_MATCH(DMI_PRODUCT_NAME, "X55VD"), 142 }, 143 .driver_data = &quirk_asus_x401u, 144 }, 145 {}, 146 }; 147 148 static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver) 149 { 150 quirks = &quirk_asus_unknown; 151 dmi_check_system(asus_quirks); 152 153 driver->quirks = quirks; 154 driver->panel_power = FB_BLANK_UNBLANK; 155 156 /* overwrite the wapf setting if the wapf paramater is specified */ 157 if (wapf != -1) 158 quirks->wapf = wapf; 159 else 160 wapf = quirks->wapf; 161 } 162 163 static const struct key_entry asus_nb_wmi_keymap[] = { 164 { KE_KEY, 0x30, { KEY_VOLUMEUP } }, 165 { KE_KEY, 0x31, { KEY_VOLUMEDOWN } }, 166 { KE_KEY, 0x32, { KEY_MUTE } }, 167 { KE_KEY, 0x33, { KEY_DISPLAYTOGGLE } }, /* LCD on */ 168 { KE_KEY, 0x34, { KEY_DISPLAY_OFF } }, /* LCD off */ 169 { KE_KEY, 0x40, { KEY_PREVIOUSSONG } }, 170 { KE_KEY, 0x41, { KEY_NEXTSONG } }, 171 { KE_KEY, 0x43, { KEY_STOPCD } }, 172 { KE_KEY, 0x45, { KEY_PLAYPAUSE } }, 173 { KE_KEY, 0x4c, { KEY_MEDIA } }, 174 { KE_KEY, 0x50, { KEY_EMAIL } }, 175 { KE_KEY, 0x51, { KEY_WWW } }, 176 { KE_KEY, 0x55, { KEY_CALC } }, 177 { KE_IGNORE, 0x57, }, /* Battery mode */ 178 { KE_IGNORE, 0x58, }, /* AC mode */ 179 { KE_KEY, 0x5C, { KEY_F15 } }, /* Power Gear key */ 180 { KE_KEY, 0x5D, { KEY_WLAN } }, /* Wireless console Toggle */ 181 { KE_KEY, 0x5E, { KEY_WLAN } }, /* Wireless console Enable */ 182 { KE_KEY, 0x5F, { KEY_WLAN } }, /* Wireless console Disable */ 183 { KE_KEY, 0x60, { KEY_SWITCHVIDEOMODE } }, 184 { KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, 185 { KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, 186 { KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, 187 { KE_KEY, 0x6B, { KEY_TOUCHPAD_TOGGLE } }, 188 { KE_KEY, 0x7D, { KEY_BLUETOOTH } }, 189 { KE_KEY, 0x7E, { KEY_BLUETOOTH } }, 190 { KE_KEY, 0x82, { KEY_CAMERA } }, 191 { KE_KEY, 0x88, { KEY_RFKILL } }, 192 { KE_KEY, 0x8A, { KEY_PROG1 } }, 193 { KE_KEY, 0x95, { KEY_MEDIA } }, 194 { KE_KEY, 0x99, { KEY_PHONE } }, 195 { KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */ 196 { KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */ 197 { KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */ 198 { KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */ 199 { KE_KEY, 0xb5, { KEY_CALC } }, 200 { KE_KEY, 0xc4, { KEY_KBDILLUMUP } }, 201 { KE_KEY, 0xc5, { KEY_KBDILLUMDOWN } }, 202 { KE_END, 0}, 203 }; 204 205 static struct asus_wmi_driver asus_nb_wmi_driver = { 206 .name = ASUS_NB_WMI_FILE, 207 .owner = THIS_MODULE, 208 .event_guid = ASUS_NB_WMI_EVENT_GUID, 209 .keymap = asus_nb_wmi_keymap, 210 .input_name = "Asus WMI hotkeys", 211 .input_phys = ASUS_NB_WMI_FILE "/input0", 212 .detect_quirks = asus_nb_wmi_quirks, 213 }; 214 215 216 static int __init asus_nb_wmi_init(void) 217 { 218 return asus_wmi_register_driver(&asus_nb_wmi_driver); 219 } 220 221 static void __exit asus_nb_wmi_exit(void) 222 { 223 asus_wmi_unregister_driver(&asus_nb_wmi_driver); 224 } 225 226 module_init(asus_nb_wmi_init); 227 module_exit(asus_nb_wmi_exit); 228