Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1 | /* |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2 | * Asus PC WMI hotkey driver |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 3 | * |
| 4 | * Copyright(C) 2010 Intel Corporation. |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 5 | * Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com> |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 6 | * |
| 7 | * Portions based on wistron_btns.c: |
| 8 | * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz> |
| 9 | * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org> |
| 10 | * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru> |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or modify |
| 13 | * it under the terms of the GNU General Public License as published by |
| 14 | * the Free Software Foundation; either version 2 of the License, or |
| 15 | * (at your option) any later version. |
| 16 | * |
| 17 | * This program is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with this program; if not, write to the Free Software |
| 24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 25 | */ |
| 26 | |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 27 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 28 | |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 29 | #include <linux/kernel.h> |
| 30 | #include <linux/module.h> |
| 31 | #include <linux/init.h> |
| 32 | #include <linux/types.h> |
Tejun Heo | a32f392 | 2010-04-05 11:37:59 +0900 | [diff] [blame] | 33 | #include <linux/slab.h> |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 34 | #include <linux/input.h> |
| 35 | #include <linux/input/sparse-keymap.h> |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 36 | #include <linux/fb.h> |
| 37 | #include <linux/backlight.h> |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 38 | #include <linux/leds.h> |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 39 | #include <linux/rfkill.h> |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 40 | #include <linux/pci.h> |
| 41 | #include <linux/pci_hotplug.h> |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 42 | #include <linux/hwmon.h> |
| 43 | #include <linux/hwmon-sysfs.h> |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 44 | #include <linux/debugfs.h> |
| 45 | #include <linux/seq_file.h> |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 46 | #include <linux/platform_device.h> |
Corentin Chary | 6118b8a | 2011-07-01 11:34:36 +0200 | [diff] [blame] | 47 | #include <linux/thermal.h> |
Lv Zheng | 8b48463 | 2013-12-03 08:49:16 +0800 | [diff] [blame] | 48 | #include <linux/acpi.h> |
Hans de Goede | d8c66f6 | 2014-07-08 10:47:21 +0200 | [diff] [blame] | 49 | #include <linux/dmi.h> |
AceLan Kao | 272c77d | 2012-06-13 09:32:06 +0200 | [diff] [blame] | 50 | #include <acpi/video.h> |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 51 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 52 | #include "asus-wmi.h" |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 53 | |
Corentin Chary | 5909c65 | 2012-12-17 16:00:05 -0800 | [diff] [blame] | 54 | MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>, " |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 55 | "Yong Wang <yong.y.wang@intel.com>"); |
| 56 | MODULE_DESCRIPTION("Asus Generic WMI Driver"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 57 | MODULE_LICENSE("GPL"); |
| 58 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 59 | #define to_platform_driver(drv) \ |
| 60 | (container_of((drv), struct platform_driver, driver)) |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 61 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 62 | #define to_asus_wmi_driver(pdrv) \ |
| 63 | (container_of((pdrv), struct asus_wmi_driver, platform_driver)) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 64 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 65 | #define ASUS_WMI_MGMT_GUID "97845ED0-4E6D-11DE-8A39-0800200C9A66" |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 66 | |
Corentin Chary | 33e0e6f | 2011-02-06 13:28:34 +0100 | [diff] [blame] | 67 | #define NOTIFY_BRNUP_MIN 0x11 |
| 68 | #define NOTIFY_BRNUP_MAX 0x1f |
| 69 | #define NOTIFY_BRNDOWN_MIN 0x20 |
| 70 | #define NOTIFY_BRNDOWN_MAX 0x2e |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 71 | #define NOTIFY_KBD_BRTUP 0xc4 |
| 72 | #define NOTIFY_KBD_BRTDWN 0xc5 |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 73 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 74 | /* WMI Methods */ |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 75 | #define ASUS_WMI_METHODID_SPEC 0x43455053 /* BIOS SPECification */ |
| 76 | #define ASUS_WMI_METHODID_SFBD 0x44424653 /* Set First Boot Device */ |
| 77 | #define ASUS_WMI_METHODID_GLCD 0x44434C47 /* Get LCD status */ |
| 78 | #define ASUS_WMI_METHODID_GPID 0x44495047 /* Get Panel ID?? (Resol) */ |
| 79 | #define ASUS_WMI_METHODID_QMOD 0x444F4D51 /* Quiet MODe */ |
| 80 | #define ASUS_WMI_METHODID_SPLV 0x4C425053 /* Set Panel Light Value */ |
| 81 | #define ASUS_WMI_METHODID_SFUN 0x4E554653 /* FUNCtionalities */ |
| 82 | #define ASUS_WMI_METHODID_SDSP 0x50534453 /* Set DiSPlay output */ |
| 83 | #define ASUS_WMI_METHODID_GDSP 0x50534447 /* Get DiSPlay output */ |
| 84 | #define ASUS_WMI_METHODID_DEVP 0x50564544 /* DEVice Policy */ |
| 85 | #define ASUS_WMI_METHODID_OSVR 0x5256534F /* OS VeRsion */ |
| 86 | #define ASUS_WMI_METHODID_DSTS 0x53544344 /* Device STatuS */ |
| 87 | #define ASUS_WMI_METHODID_DSTS2 0x53545344 /* Device STatuS #2*/ |
| 88 | #define ASUS_WMI_METHODID_BSTS 0x53545342 /* Bios STatuS ? */ |
| 89 | #define ASUS_WMI_METHODID_DEVS 0x53564544 /* DEVice Set */ |
| 90 | #define ASUS_WMI_METHODID_CFVS 0x53564643 /* CPU Frequency Volt Set */ |
| 91 | #define ASUS_WMI_METHODID_KBFT 0x5446424B /* KeyBoard FilTer */ |
| 92 | #define ASUS_WMI_METHODID_INIT 0x54494E49 /* INITialize */ |
| 93 | #define ASUS_WMI_METHODID_HKEY 0x59454B48 /* Hot KEY ?? */ |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 94 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 95 | #define ASUS_WMI_UNSUPPORTED_METHOD 0xFFFFFFFE |
| 96 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 97 | /* Wireless */ |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 98 | #define ASUS_WMI_DEVID_HW_SWITCH 0x00010001 |
| 99 | #define ASUS_WMI_DEVID_WIRELESS_LED 0x00010002 |
Corentin Chary | 79ec117 | 2011-07-01 11:34:35 +0200 | [diff] [blame] | 100 | #define ASUS_WMI_DEVID_CWAP 0x00010003 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 101 | #define ASUS_WMI_DEVID_WLAN 0x00010011 |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 102 | #define ASUS_WMI_DEVID_WLAN_LED 0x00010012 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 103 | #define ASUS_WMI_DEVID_BLUETOOTH 0x00010013 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 104 | #define ASUS_WMI_DEVID_GPS 0x00010015 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 105 | #define ASUS_WMI_DEVID_WIMAX 0x00010017 |
| 106 | #define ASUS_WMI_DEVID_WWAN3G 0x00010019 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 107 | #define ASUS_WMI_DEVID_UWB 0x00010021 |
| 108 | |
| 109 | /* Leds */ |
| 110 | /* 0x000200XX and 0x000400XX */ |
Corentin Chary | 79ec117 | 2011-07-01 11:34:35 +0200 | [diff] [blame] | 111 | #define ASUS_WMI_DEVID_LED1 0x00020011 |
| 112 | #define ASUS_WMI_DEVID_LED2 0x00020012 |
| 113 | #define ASUS_WMI_DEVID_LED3 0x00020013 |
| 114 | #define ASUS_WMI_DEVID_LED4 0x00020014 |
| 115 | #define ASUS_WMI_DEVID_LED5 0x00020015 |
| 116 | #define ASUS_WMI_DEVID_LED6 0x00020016 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 117 | |
| 118 | /* Backlight and Brightness */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 119 | #define ASUS_WMI_DEVID_BACKLIGHT 0x00050011 |
| 120 | #define ASUS_WMI_DEVID_BRIGHTNESS 0x00050012 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 121 | #define ASUS_WMI_DEVID_KBD_BACKLIGHT 0x00050021 |
| 122 | #define ASUS_WMI_DEVID_LIGHT_SENSOR 0x00050022 /* ?? */ |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 123 | |
| 124 | /* Misc */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 125 | #define ASUS_WMI_DEVID_CAMERA 0x00060013 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 126 | |
| 127 | /* Storage */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 128 | #define ASUS_WMI_DEVID_CARDREADER 0x00080013 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 129 | |
| 130 | /* Input */ |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 131 | #define ASUS_WMI_DEVID_TOUCHPAD 0x00100011 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 132 | #define ASUS_WMI_DEVID_TOUCHPAD_LED 0x00100012 |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 133 | |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 134 | /* Fan, Thermal */ |
| 135 | #define ASUS_WMI_DEVID_THERMAL_CTRL 0x00110011 |
| 136 | #define ASUS_WMI_DEVID_FAN_CTRL 0x00110012 |
| 137 | |
| 138 | /* Power */ |
| 139 | #define ASUS_WMI_DEVID_PROCESSOR_STATE 0x00120012 |
| 140 | |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 141 | /* Deep S3 / Resume on LID open */ |
| 142 | #define ASUS_WMI_DEVID_LID_RESUME 0x00120031 |
| 143 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 144 | /* DSTS masks */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 145 | #define ASUS_WMI_DSTS_STATUS_BIT 0x00000001 |
Corentin Chary | a75fe0d | 2011-02-26 10:20:34 +0100 | [diff] [blame] | 146 | #define ASUS_WMI_DSTS_UNKNOWN_BIT 0x00000002 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 147 | #define ASUS_WMI_DSTS_PRESENCE_BIT 0x00010000 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 148 | #define ASUS_WMI_DSTS_USER_BIT 0x00020000 |
| 149 | #define ASUS_WMI_DSTS_BIOS_BIT 0x00040000 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 150 | #define ASUS_WMI_DSTS_BRIGHTNESS_MASK 0x000000FF |
| 151 | #define ASUS_WMI_DSTS_MAX_BRIGTH_MASK 0x0000FF00 |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 152 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 153 | struct bios_args { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 154 | u32 arg0; |
| 155 | u32 arg1; |
| 156 | } __packed; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 157 | |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 158 | /* |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 159 | * <platform>/ - debugfs root directory |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 160 | * dev_id - current dev_id |
| 161 | * ctrl_param - current ctrl_param |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 162 | * method_id - current method_id |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 163 | * devs - call DEVS(dev_id, ctrl_param) and print result |
| 164 | * dsts - call DSTS(dev_id) and print result |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 165 | * call - call method_id(dev_id, ctrl_param) and print result |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 166 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 167 | struct asus_wmi_debug { |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 168 | struct dentry *root; |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 169 | u32 method_id; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 170 | u32 dev_id; |
| 171 | u32 ctrl_param; |
| 172 | }; |
| 173 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 174 | struct asus_rfkill { |
| 175 | struct asus_wmi *asus; |
| 176 | struct rfkill *rfkill; |
| 177 | u32 dev_id; |
| 178 | }; |
| 179 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 180 | struct asus_wmi { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 181 | int dsts_id; |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 182 | int spec; |
| 183 | int sfun; |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 184 | |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 185 | struct input_dev *inputdev; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 186 | struct backlight_device *backlight_device; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 187 | struct platform_device *platform_device; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 188 | |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 189 | struct led_classdev wlan_led; |
| 190 | int wlan_led_wk; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 191 | struct led_classdev tpd_led; |
| 192 | int tpd_led_wk; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 193 | struct led_classdev kbd_led; |
| 194 | int kbd_led_wk; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 195 | struct workqueue_struct *led_workqueue; |
| 196 | struct work_struct tpd_led_work; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 197 | struct work_struct kbd_led_work; |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 198 | struct work_struct wlan_led_work; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 199 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 200 | struct asus_rfkill wlan; |
| 201 | struct asus_rfkill bluetooth; |
| 202 | struct asus_rfkill wimax; |
| 203 | struct asus_rfkill wwan3g; |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 204 | struct asus_rfkill gps; |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 205 | struct asus_rfkill uwb; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 206 | |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 207 | struct hotplug_slot *hotplug_slot; |
| 208 | struct mutex hotplug_lock; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 209 | struct mutex wmi_lock; |
| 210 | struct workqueue_struct *hotplug_workqueue; |
| 211 | struct work_struct hotplug_work; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 212 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 213 | struct asus_wmi_debug debug; |
| 214 | |
| 215 | struct asus_wmi_driver *driver; |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 216 | }; |
| 217 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 218 | static int asus_wmi_input_init(struct asus_wmi *asus) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 219 | { |
| 220 | int err; |
| 221 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 222 | asus->inputdev = input_allocate_device(); |
| 223 | if (!asus->inputdev) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 224 | return -ENOMEM; |
| 225 | |
Corentin Chary | 58a9f39 | 2011-03-30 16:32:32 +0200 | [diff] [blame] | 226 | asus->inputdev->name = asus->driver->input_name; |
| 227 | asus->inputdev->phys = asus->driver->input_phys; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 228 | asus->inputdev->id.bustype = BUS_HOST; |
| 229 | asus->inputdev->dev.parent = &asus->platform_device->dev; |
Seth Forshee | 39bbde0 | 2011-07-04 09:49:20 +0200 | [diff] [blame] | 230 | set_bit(EV_REP, asus->inputdev->evbit); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 231 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 232 | err = sparse_keymap_setup(asus->inputdev, asus->driver->keymap, NULL); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 233 | if (err) |
| 234 | goto err_free_dev; |
| 235 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 236 | err = input_register_device(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 237 | if (err) |
| 238 | goto err_free_keymap; |
| 239 | |
| 240 | return 0; |
| 241 | |
| 242 | err_free_keymap: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 243 | sparse_keymap_free(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 244 | err_free_dev: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 245 | input_free_device(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 246 | return err; |
| 247 | } |
| 248 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 249 | static void asus_wmi_input_exit(struct asus_wmi *asus) |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 250 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 251 | if (asus->inputdev) { |
| 252 | sparse_keymap_free(asus->inputdev); |
| 253 | input_unregister_device(asus->inputdev); |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 254 | } |
| 255 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 256 | asus->inputdev = NULL; |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 257 | } |
| 258 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 259 | static int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, |
| 260 | u32 *retval) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 261 | { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 262 | struct bios_args args = { |
| 263 | .arg0 = arg0, |
| 264 | .arg1 = arg1, |
| 265 | }; |
| 266 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 267 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 268 | acpi_status status; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 269 | union acpi_object *obj; |
Rickard Strandqvist | 8ad3be1 | 2014-06-01 14:58:52 +0200 | [diff] [blame] | 270 | u32 tmp = 0; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 271 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 272 | status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1, method_id, |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 273 | &input, &output); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 274 | |
| 275 | if (ACPI_FAILURE(status)) |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 276 | goto exit; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 277 | |
| 278 | obj = (union acpi_object *)output.pointer; |
| 279 | if (obj && obj->type == ACPI_TYPE_INTEGER) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 280 | tmp = (u32) obj->integer.value; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 281 | |
Corentin Chary | 2a3f006 | 2010-11-29 08:14:10 +0100 | [diff] [blame] | 282 | if (retval) |
| 283 | *retval = tmp; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 284 | |
| 285 | kfree(obj); |
| 286 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 287 | exit: |
| 288 | if (ACPI_FAILURE(status)) |
| 289 | return -EIO; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 290 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 291 | if (tmp == ASUS_WMI_UNSUPPORTED_METHOD) |
| 292 | return -ENODEV; |
| 293 | |
| 294 | return 0; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 295 | } |
| 296 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 297 | static int asus_wmi_get_devstate(struct asus_wmi *asus, u32 dev_id, u32 *retval) |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 298 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 299 | return asus_wmi_evaluate_method(asus->dsts_id, dev_id, 0, retval); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | static int asus_wmi_set_devstate(u32 dev_id, u32 ctrl_param, |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 303 | u32 *retval) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 304 | { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 305 | return asus_wmi_evaluate_method(ASUS_WMI_METHODID_DEVS, dev_id, |
| 306 | ctrl_param, retval); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 307 | } |
| 308 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 309 | /* Helper for special devices with magic return codes */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 310 | static int asus_wmi_get_devstate_bits(struct asus_wmi *asus, |
| 311 | u32 dev_id, u32 mask) |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 312 | { |
| 313 | u32 retval = 0; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 314 | int err; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 315 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 316 | err = asus_wmi_get_devstate(asus, dev_id, &retval); |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 317 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 318 | if (err < 0) |
| 319 | return err; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 320 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 321 | if (!(retval & ASUS_WMI_DSTS_PRESENCE_BIT)) |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 322 | return -ENODEV; |
| 323 | |
Corentin Chary | a75fe0d | 2011-02-26 10:20:34 +0100 | [diff] [blame] | 324 | if (mask == ASUS_WMI_DSTS_STATUS_BIT) { |
| 325 | if (retval & ASUS_WMI_DSTS_UNKNOWN_BIT) |
| 326 | return -ENODEV; |
| 327 | } |
| 328 | |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 329 | return retval & mask; |
| 330 | } |
| 331 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 332 | static int asus_wmi_get_devstate_simple(struct asus_wmi *asus, u32 dev_id) |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 333 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 334 | return asus_wmi_get_devstate_bits(asus, dev_id, |
| 335 | ASUS_WMI_DSTS_STATUS_BIT); |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 336 | } |
| 337 | |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 338 | /* |
| 339 | * LEDs |
| 340 | */ |
| 341 | /* |
| 342 | * These functions actually update the LED's, and are called from a |
| 343 | * workqueue. By doing this as separate work rather than when the LED |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 344 | * subsystem asks, we avoid messing with the Asus ACPI stuff during a |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 345 | * potentially bad time, such as a timer interrupt. |
| 346 | */ |
| 347 | static void tpd_led_update(struct work_struct *work) |
| 348 | { |
| 349 | int ctrl_param; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 350 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 351 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 352 | asus = container_of(work, struct asus_wmi, tpd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 353 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 354 | ctrl_param = asus->tpd_led_wk; |
| 355 | asus_wmi_set_devstate(ASUS_WMI_DEVID_TOUCHPAD_LED, ctrl_param, NULL); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | static void tpd_led_set(struct led_classdev *led_cdev, |
| 359 | enum led_brightness value) |
| 360 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 361 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 362 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 363 | asus = container_of(led_cdev, struct asus_wmi, tpd_led); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 364 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 365 | asus->tpd_led_wk = !!value; |
| 366 | queue_work(asus->led_workqueue, &asus->tpd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 367 | } |
| 368 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 369 | static int read_tpd_led_state(struct asus_wmi *asus) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 370 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 371 | return asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_TOUCHPAD_LED); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | static enum led_brightness tpd_led_get(struct led_classdev *led_cdev) |
| 375 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 376 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 377 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 378 | asus = container_of(led_cdev, struct asus_wmi, tpd_led); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 379 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 380 | return read_tpd_led_state(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 381 | } |
| 382 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 383 | static void kbd_led_update(struct work_struct *work) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 384 | { |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 385 | int ctrl_param = 0; |
| 386 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 387 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 388 | asus = container_of(work, struct asus_wmi, kbd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 389 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 390 | /* |
| 391 | * bits 0-2: level |
| 392 | * bit 7: light on/off |
| 393 | */ |
| 394 | if (asus->kbd_led_wk > 0) |
| 395 | ctrl_param = 0x80 | (asus->kbd_led_wk & 0x7F); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 396 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 397 | asus_wmi_set_devstate(ASUS_WMI_DEVID_KBD_BACKLIGHT, ctrl_param, NULL); |
| 398 | } |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 399 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 400 | static int kbd_led_read(struct asus_wmi *asus, int *level, int *env) |
| 401 | { |
| 402 | int retval; |
| 403 | |
| 404 | /* |
| 405 | * bits 0-2: level |
| 406 | * bit 7: light on/off |
| 407 | * bit 8-10: environment (0: dark, 1: normal, 2: light) |
| 408 | * bit 17: status unknown |
| 409 | */ |
| 410 | retval = asus_wmi_get_devstate_bits(asus, ASUS_WMI_DEVID_KBD_BACKLIGHT, |
| 411 | 0xFFFF); |
| 412 | |
Corentin Chary | af965e9 | 2011-07-01 11:34:34 +0200 | [diff] [blame] | 413 | /* Unknown status is considered as off */ |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 414 | if (retval == 0x8000) |
Corentin Chary | af965e9 | 2011-07-01 11:34:34 +0200 | [diff] [blame] | 415 | retval = 0; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 416 | |
| 417 | if (retval >= 0) { |
| 418 | if (level) |
Corentin Chary | c09b223 | 2012-03-20 09:53:04 +0100 | [diff] [blame] | 419 | *level = retval & 0x7F; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 420 | if (env) |
| 421 | *env = (retval >> 8) & 0x7F; |
| 422 | retval = 0; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 423 | } |
| 424 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 425 | return retval; |
| 426 | } |
| 427 | |
| 428 | static void kbd_led_set(struct led_classdev *led_cdev, |
| 429 | enum led_brightness value) |
| 430 | { |
| 431 | struct asus_wmi *asus; |
| 432 | |
| 433 | asus = container_of(led_cdev, struct asus_wmi, kbd_led); |
| 434 | |
| 435 | if (value > asus->kbd_led.max_brightness) |
| 436 | value = asus->kbd_led.max_brightness; |
| 437 | else if (value < 0) |
| 438 | value = 0; |
| 439 | |
| 440 | asus->kbd_led_wk = value; |
| 441 | queue_work(asus->led_workqueue, &asus->kbd_led_work); |
| 442 | } |
| 443 | |
| 444 | static enum led_brightness kbd_led_get(struct led_classdev *led_cdev) |
| 445 | { |
| 446 | struct asus_wmi *asus; |
| 447 | int retval, value; |
| 448 | |
| 449 | asus = container_of(led_cdev, struct asus_wmi, kbd_led); |
| 450 | |
| 451 | retval = kbd_led_read(asus, &value, NULL); |
| 452 | |
| 453 | if (retval < 0) |
| 454 | return retval; |
| 455 | |
| 456 | return value; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 457 | } |
| 458 | |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 459 | static int wlan_led_unknown_state(struct asus_wmi *asus) |
| 460 | { |
| 461 | u32 result; |
| 462 | |
| 463 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 464 | |
| 465 | return result & ASUS_WMI_DSTS_UNKNOWN_BIT; |
| 466 | } |
| 467 | |
| 468 | static int wlan_led_presence(struct asus_wmi *asus) |
| 469 | { |
| 470 | u32 result; |
| 471 | |
| 472 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 473 | |
| 474 | return result & ASUS_WMI_DSTS_PRESENCE_BIT; |
| 475 | } |
| 476 | |
| 477 | static void wlan_led_update(struct work_struct *work) |
| 478 | { |
| 479 | int ctrl_param; |
| 480 | struct asus_wmi *asus; |
| 481 | |
| 482 | asus = container_of(work, struct asus_wmi, wlan_led_work); |
| 483 | |
| 484 | ctrl_param = asus->wlan_led_wk; |
| 485 | asus_wmi_set_devstate(ASUS_WMI_DEVID_WIRELESS_LED, ctrl_param, NULL); |
| 486 | } |
| 487 | |
| 488 | static void wlan_led_set(struct led_classdev *led_cdev, |
| 489 | enum led_brightness value) |
| 490 | { |
| 491 | struct asus_wmi *asus; |
| 492 | |
| 493 | asus = container_of(led_cdev, struct asus_wmi, wlan_led); |
| 494 | |
| 495 | asus->wlan_led_wk = !!value; |
| 496 | queue_work(asus->led_workqueue, &asus->wlan_led_work); |
| 497 | } |
| 498 | |
| 499 | static enum led_brightness wlan_led_get(struct led_classdev *led_cdev) |
| 500 | { |
| 501 | struct asus_wmi *asus; |
| 502 | u32 result; |
| 503 | |
| 504 | asus = container_of(led_cdev, struct asus_wmi, wlan_led); |
| 505 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 506 | |
| 507 | return result & ASUS_WMI_DSTS_BRIGHTNESS_MASK; |
| 508 | } |
| 509 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 510 | static void asus_wmi_led_exit(struct asus_wmi *asus) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 511 | { |
Axel Lin | e929802 | 2011-08-08 17:16:01 +0800 | [diff] [blame] | 512 | if (!IS_ERR_OR_NULL(asus->kbd_led.dev)) |
| 513 | led_classdev_unregister(&asus->kbd_led); |
| 514 | if (!IS_ERR_OR_NULL(asus->tpd_led.dev)) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 515 | led_classdev_unregister(&asus->tpd_led); |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 516 | if (!IS_ERR_OR_NULL(asus->wlan_led.dev)) |
| 517 | led_classdev_unregister(&asus->wlan_led); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 518 | if (asus->led_workqueue) |
| 519 | destroy_workqueue(asus->led_workqueue); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 520 | } |
| 521 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 522 | static int asus_wmi_led_init(struct asus_wmi *asus) |
| 523 | { |
| 524 | int rv = 0; |
| 525 | |
| 526 | asus->led_workqueue = create_singlethread_workqueue("led_workqueue"); |
| 527 | if (!asus->led_workqueue) |
| 528 | return -ENOMEM; |
| 529 | |
| 530 | if (read_tpd_led_state(asus) >= 0) { |
| 531 | INIT_WORK(&asus->tpd_led_work, tpd_led_update); |
| 532 | |
| 533 | asus->tpd_led.name = "asus::touchpad"; |
| 534 | asus->tpd_led.brightness_set = tpd_led_set; |
| 535 | asus->tpd_led.brightness_get = tpd_led_get; |
| 536 | asus->tpd_led.max_brightness = 1; |
| 537 | |
| 538 | rv = led_classdev_register(&asus->platform_device->dev, |
| 539 | &asus->tpd_led); |
| 540 | if (rv) |
| 541 | goto error; |
| 542 | } |
| 543 | |
| 544 | if (kbd_led_read(asus, NULL, NULL) >= 0) { |
| 545 | INIT_WORK(&asus->kbd_led_work, kbd_led_update); |
| 546 | |
| 547 | asus->kbd_led.name = "asus::kbd_backlight"; |
| 548 | asus->kbd_led.brightness_set = kbd_led_set; |
| 549 | asus->kbd_led.brightness_get = kbd_led_get; |
| 550 | asus->kbd_led.max_brightness = 3; |
| 551 | |
| 552 | rv = led_classdev_register(&asus->platform_device->dev, |
| 553 | &asus->kbd_led); |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 554 | if (rv) |
| 555 | goto error; |
| 556 | } |
| 557 | |
AceLan Kao | f515623 | 2014-07-09 16:18:18 +0800 | [diff] [blame] | 558 | if (wlan_led_presence(asus) && (asus->driver->quirks->wapf > 0)) { |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 559 | INIT_WORK(&asus->wlan_led_work, wlan_led_update); |
| 560 | |
| 561 | asus->wlan_led.name = "asus::wlan"; |
| 562 | asus->wlan_led.brightness_set = wlan_led_set; |
| 563 | if (!wlan_led_unknown_state(asus)) |
| 564 | asus->wlan_led.brightness_get = wlan_led_get; |
| 565 | asus->wlan_led.flags = LED_CORE_SUSPENDRESUME; |
| 566 | asus->wlan_led.max_brightness = 1; |
| 567 | asus->wlan_led.default_trigger = "asus-wlan"; |
| 568 | |
| 569 | rv = led_classdev_register(&asus->platform_device->dev, |
| 570 | &asus->wlan_led); |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 571 | } |
| 572 | |
| 573 | error: |
| 574 | if (rv) |
| 575 | asus_wmi_led_exit(asus); |
| 576 | |
| 577 | return rv; |
| 578 | } |
| 579 | |
| 580 | |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 581 | /* |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 582 | * PCI hotplug (for wlan rfkill) |
| 583 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 584 | static bool asus_wlan_rfkill_blocked(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 585 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 586 | int result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 587 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 588 | if (result < 0) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 589 | return false; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 590 | return !result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 591 | } |
| 592 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 593 | static void asus_rfkill_hotplug(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 594 | { |
| 595 | struct pci_dev *dev; |
| 596 | struct pci_bus *bus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 597 | bool blocked; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 598 | bool absent; |
| 599 | u32 l; |
| 600 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 601 | mutex_lock(&asus->wmi_lock); |
| 602 | blocked = asus_wlan_rfkill_blocked(asus); |
| 603 | mutex_unlock(&asus->wmi_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 604 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 605 | mutex_lock(&asus->hotplug_lock); |
Rafael J. Wysocki | 8b9ec1d | 2014-01-10 15:27:08 +0100 | [diff] [blame] | 606 | pci_lock_rescan_remove(); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 607 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 608 | if (asus->wlan.rfkill) |
| 609 | rfkill_set_sw_state(asus->wlan.rfkill, blocked); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 610 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 611 | if (asus->hotplug_slot) { |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 612 | bus = pci_find_bus(0, 1); |
| 613 | if (!bus) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 614 | pr_warn("Unable to find PCI bus 1?\n"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 615 | goto out_unlock; |
| 616 | } |
| 617 | |
| 618 | if (pci_bus_read_config_dword(bus, 0, PCI_VENDOR_ID, &l)) { |
| 619 | pr_err("Unable to read PCI config space?\n"); |
| 620 | goto out_unlock; |
| 621 | } |
| 622 | absent = (l == 0xffffffff); |
| 623 | |
| 624 | if (blocked != absent) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 625 | pr_warn("BIOS says wireless lan is %s, " |
| 626 | "but the pci device is %s\n", |
| 627 | blocked ? "blocked" : "unblocked", |
| 628 | absent ? "absent" : "present"); |
| 629 | pr_warn("skipped wireless hotplug as probably " |
| 630 | "inappropriate for this model\n"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 631 | goto out_unlock; |
| 632 | } |
| 633 | |
| 634 | if (!blocked) { |
| 635 | dev = pci_get_slot(bus, 0); |
| 636 | if (dev) { |
| 637 | /* Device already present */ |
| 638 | pci_dev_put(dev); |
| 639 | goto out_unlock; |
| 640 | } |
| 641 | dev = pci_scan_single_device(bus, 0); |
| 642 | if (dev) { |
| 643 | pci_bus_assign_resources(bus); |
Yijing Wang | c893d13 | 2014-05-30 11:01:03 +0800 | [diff] [blame] | 644 | pci_bus_add_device(dev); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 645 | } |
| 646 | } else { |
| 647 | dev = pci_get_slot(bus, 0); |
| 648 | if (dev) { |
Yinghai Lu | 210647a | 2012-02-25 13:54:20 -0800 | [diff] [blame] | 649 | pci_stop_and_remove_bus_device(dev); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 650 | pci_dev_put(dev); |
| 651 | } |
| 652 | } |
| 653 | } |
| 654 | |
| 655 | out_unlock: |
Rafael J. Wysocki | 8b9ec1d | 2014-01-10 15:27:08 +0100 | [diff] [blame] | 656 | pci_unlock_rescan_remove(); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 657 | mutex_unlock(&asus->hotplug_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 658 | } |
| 659 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 660 | static void asus_rfkill_notify(acpi_handle handle, u32 event, void *data) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 661 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 662 | struct asus_wmi *asus = data; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 663 | |
| 664 | if (event != ACPI_NOTIFY_BUS_CHECK) |
| 665 | return; |
| 666 | |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 667 | /* |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 668 | * We can't call directly asus_rfkill_hotplug because most |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 669 | * of the time WMBC is still being executed and not reetrant. |
| 670 | * There is currently no way to tell ACPICA that we want this |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 671 | * method to be serialized, we schedule a asus_rfkill_hotplug |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 672 | * call later, in a safer context. |
| 673 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 674 | queue_work(asus->hotplug_workqueue, &asus->hotplug_work); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 675 | } |
| 676 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 677 | static int asus_register_rfkill_notifier(struct asus_wmi *asus, char *node) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 678 | { |
| 679 | acpi_status status; |
| 680 | acpi_handle handle; |
| 681 | |
| 682 | status = acpi_get_handle(NULL, node, &handle); |
| 683 | |
| 684 | if (ACPI_SUCCESS(status)) { |
| 685 | status = acpi_install_notify_handler(handle, |
| 686 | ACPI_SYSTEM_NOTIFY, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 687 | asus_rfkill_notify, asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 688 | if (ACPI_FAILURE(status)) |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 689 | pr_warn("Failed to register notify on %s\n", node); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 690 | } else |
| 691 | return -ENODEV; |
| 692 | |
| 693 | return 0; |
| 694 | } |
| 695 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 696 | static void asus_unregister_rfkill_notifier(struct asus_wmi *asus, char *node) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 697 | { |
| 698 | acpi_status status = AE_OK; |
| 699 | acpi_handle handle; |
| 700 | |
| 701 | status = acpi_get_handle(NULL, node, &handle); |
| 702 | |
| 703 | if (ACPI_SUCCESS(status)) { |
| 704 | status = acpi_remove_notify_handler(handle, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 705 | ACPI_SYSTEM_NOTIFY, |
| 706 | asus_rfkill_notify); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 707 | if (ACPI_FAILURE(status)) |
| 708 | pr_err("Error removing rfkill notify handler %s\n", |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 709 | node); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 710 | } |
| 711 | } |
| 712 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 713 | static int asus_get_adapter_status(struct hotplug_slot *hotplug_slot, |
| 714 | u8 *value) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 715 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 716 | struct asus_wmi *asus = hotplug_slot->private; |
| 717 | int result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 718 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 719 | if (result < 0) |
| 720 | return result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 721 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 722 | *value = !!result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 723 | return 0; |
| 724 | } |
| 725 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 726 | static void asus_cleanup_pci_hotplug(struct hotplug_slot *hotplug_slot) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 727 | { |
| 728 | kfree(hotplug_slot->info); |
| 729 | kfree(hotplug_slot); |
| 730 | } |
| 731 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 732 | static struct hotplug_slot_ops asus_hotplug_slot_ops = { |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 733 | .owner = THIS_MODULE, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 734 | .get_adapter_status = asus_get_adapter_status, |
| 735 | .get_power_status = asus_get_adapter_status, |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 736 | }; |
| 737 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 738 | static void asus_hotplug_work(struct work_struct *work) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 739 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 740 | struct asus_wmi *asus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 741 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 742 | asus = container_of(work, struct asus_wmi, hotplug_work); |
| 743 | asus_rfkill_hotplug(asus); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 744 | } |
| 745 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 746 | static int asus_setup_pci_hotplug(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 747 | { |
| 748 | int ret = -ENOMEM; |
| 749 | struct pci_bus *bus = pci_find_bus(0, 1); |
| 750 | |
| 751 | if (!bus) { |
| 752 | pr_err("Unable to find wifi PCI bus\n"); |
| 753 | return -ENODEV; |
| 754 | } |
| 755 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 756 | asus->hotplug_workqueue = |
| 757 | create_singlethread_workqueue("hotplug_workqueue"); |
| 758 | if (!asus->hotplug_workqueue) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 759 | goto error_workqueue; |
| 760 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 761 | INIT_WORK(&asus->hotplug_work, asus_hotplug_work); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 762 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 763 | asus->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL); |
| 764 | if (!asus->hotplug_slot) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 765 | goto error_slot; |
| 766 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 767 | asus->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info), |
| 768 | GFP_KERNEL); |
| 769 | if (!asus->hotplug_slot->info) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 770 | goto error_info; |
| 771 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 772 | asus->hotplug_slot->private = asus; |
| 773 | asus->hotplug_slot->release = &asus_cleanup_pci_hotplug; |
| 774 | asus->hotplug_slot->ops = &asus_hotplug_slot_ops; |
| 775 | asus_get_adapter_status(asus->hotplug_slot, |
| 776 | &asus->hotplug_slot->info->adapter_status); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 777 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 778 | ret = pci_hp_register(asus->hotplug_slot, bus, 0, "asus-wifi"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 779 | if (ret) { |
| 780 | pr_err("Unable to register hotplug slot - %d\n", ret); |
| 781 | goto error_register; |
| 782 | } |
| 783 | |
| 784 | return 0; |
| 785 | |
| 786 | error_register: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 787 | kfree(asus->hotplug_slot->info); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 788 | error_info: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 789 | kfree(asus->hotplug_slot); |
| 790 | asus->hotplug_slot = NULL; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 791 | error_slot: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 792 | destroy_workqueue(asus->hotplug_workqueue); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 793 | error_workqueue: |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 794 | return ret; |
| 795 | } |
| 796 | |
| 797 | /* |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 798 | * Rfkill devices |
| 799 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 800 | static int asus_rfkill_set(void *data, bool blocked) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 801 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 802 | struct asus_rfkill *priv = data; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 803 | u32 ctrl_param = !blocked; |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 804 | u32 dev_id = priv->dev_id; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 805 | |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 806 | /* |
| 807 | * If the user bit is set, BIOS can't set and record the wlan status, |
| 808 | * it will report the value read from id ASUS_WMI_DEVID_WLAN_LED |
| 809 | * while we query the wlan status through WMI(ASUS_WMI_DEVID_WLAN). |
| 810 | * So, we have to record wlan status in id ASUS_WMI_DEVID_WLAN_LED |
| 811 | * while setting the wlan status through WMI. |
| 812 | * This is also the behavior that windows app will do. |
| 813 | */ |
| 814 | if ((dev_id == ASUS_WMI_DEVID_WLAN) && |
| 815 | priv->asus->driver->wlan_ctrl_by_user) |
| 816 | dev_id = ASUS_WMI_DEVID_WLAN_LED; |
| 817 | |
| 818 | return asus_wmi_set_devstate(dev_id, ctrl_param, NULL); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 819 | } |
| 820 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 821 | static void asus_rfkill_query(struct rfkill *rfkill, void *data) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 822 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 823 | struct asus_rfkill *priv = data; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 824 | int result; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 825 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 826 | result = asus_wmi_get_devstate_simple(priv->asus, priv->dev_id); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 827 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 828 | if (result < 0) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 829 | return; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 830 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 831 | rfkill_set_sw_state(priv->rfkill, !result); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 832 | } |
| 833 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 834 | static int asus_rfkill_wlan_set(void *data, bool blocked) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 835 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 836 | struct asus_rfkill *priv = data; |
| 837 | struct asus_wmi *asus = priv->asus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 838 | int ret; |
| 839 | |
| 840 | /* |
| 841 | * This handler is enabled only if hotplug is enabled. |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 842 | * In this case, the asus_wmi_set_devstate() will |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 843 | * trigger a wmi notification and we need to wait |
| 844 | * this call to finish before being able to call |
| 845 | * any wmi method |
| 846 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 847 | mutex_lock(&asus->wmi_lock); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 848 | ret = asus_rfkill_set(data, blocked); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 849 | mutex_unlock(&asus->wmi_lock); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 850 | return ret; |
| 851 | } |
| 852 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 853 | static const struct rfkill_ops asus_rfkill_wlan_ops = { |
| 854 | .set_block = asus_rfkill_wlan_set, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 855 | .query = asus_rfkill_query, |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 856 | }; |
| 857 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 858 | static const struct rfkill_ops asus_rfkill_ops = { |
| 859 | .set_block = asus_rfkill_set, |
| 860 | .query = asus_rfkill_query, |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 861 | }; |
| 862 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 863 | static int asus_new_rfkill(struct asus_wmi *asus, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 864 | struct asus_rfkill *arfkill, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 865 | const char *name, enum rfkill_type type, int dev_id) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 866 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 867 | int result = asus_wmi_get_devstate_simple(asus, dev_id); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 868 | struct rfkill **rfkill = &arfkill->rfkill; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 869 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 870 | if (result < 0) |
| 871 | return result; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 872 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 873 | arfkill->dev_id = dev_id; |
| 874 | arfkill->asus = asus; |
| 875 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 876 | if (dev_id == ASUS_WMI_DEVID_WLAN && |
| 877 | asus->driver->quirks->hotplug_wireless) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 878 | *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 879 | &asus_rfkill_wlan_ops, arfkill); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 880 | else |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 881 | *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 882 | &asus_rfkill_ops, arfkill); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 883 | |
| 884 | if (!*rfkill) |
| 885 | return -EINVAL; |
| 886 | |
AceLan Kao | e8f56c8 | 2013-05-30 10:31:50 +0800 | [diff] [blame] | 887 | if ((dev_id == ASUS_WMI_DEVID_WLAN) && |
AceLan Kao | f515623 | 2014-07-09 16:18:18 +0800 | [diff] [blame] | 888 | (asus->driver->quirks->wapf > 0)) |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 889 | rfkill_set_led_trigger_name(*rfkill, "asus-wlan"); |
| 890 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 891 | rfkill_init_sw_state(*rfkill, !result); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 892 | result = rfkill_register(*rfkill); |
| 893 | if (result) { |
| 894 | rfkill_destroy(*rfkill); |
| 895 | *rfkill = NULL; |
| 896 | return result; |
| 897 | } |
| 898 | return 0; |
| 899 | } |
| 900 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 901 | static void asus_wmi_rfkill_exit(struct asus_wmi *asus) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 902 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 903 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P5"); |
| 904 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P6"); |
| 905 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P7"); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 906 | if (asus->wlan.rfkill) { |
| 907 | rfkill_unregister(asus->wlan.rfkill); |
| 908 | rfkill_destroy(asus->wlan.rfkill); |
| 909 | asus->wlan.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 910 | } |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 911 | /* |
| 912 | * Refresh pci hotplug in case the rfkill state was changed after |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 913 | * asus_unregister_rfkill_notifier() |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 914 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 915 | asus_rfkill_hotplug(asus); |
| 916 | if (asus->hotplug_slot) |
| 917 | pci_hp_deregister(asus->hotplug_slot); |
| 918 | if (asus->hotplug_workqueue) |
| 919 | destroy_workqueue(asus->hotplug_workqueue); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 920 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 921 | if (asus->bluetooth.rfkill) { |
| 922 | rfkill_unregister(asus->bluetooth.rfkill); |
| 923 | rfkill_destroy(asus->bluetooth.rfkill); |
| 924 | asus->bluetooth.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 925 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 926 | if (asus->wimax.rfkill) { |
| 927 | rfkill_unregister(asus->wimax.rfkill); |
| 928 | rfkill_destroy(asus->wimax.rfkill); |
| 929 | asus->wimax.rfkill = NULL; |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 930 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 931 | if (asus->wwan3g.rfkill) { |
| 932 | rfkill_unregister(asus->wwan3g.rfkill); |
| 933 | rfkill_destroy(asus->wwan3g.rfkill); |
| 934 | asus->wwan3g.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 935 | } |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 936 | if (asus->gps.rfkill) { |
| 937 | rfkill_unregister(asus->gps.rfkill); |
| 938 | rfkill_destroy(asus->gps.rfkill); |
| 939 | asus->gps.rfkill = NULL; |
| 940 | } |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 941 | if (asus->uwb.rfkill) { |
| 942 | rfkill_unregister(asus->uwb.rfkill); |
| 943 | rfkill_destroy(asus->uwb.rfkill); |
| 944 | asus->uwb.rfkill = NULL; |
| 945 | } |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 946 | } |
| 947 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 948 | static int asus_wmi_rfkill_init(struct asus_wmi *asus) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 949 | { |
| 950 | int result = 0; |
| 951 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 952 | mutex_init(&asus->hotplug_lock); |
| 953 | mutex_init(&asus->wmi_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 954 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 955 | result = asus_new_rfkill(asus, &asus->wlan, "asus-wlan", |
| 956 | RFKILL_TYPE_WLAN, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 957 | |
| 958 | if (result && result != -ENODEV) |
| 959 | goto exit; |
| 960 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 961 | result = asus_new_rfkill(asus, &asus->bluetooth, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 962 | "asus-bluetooth", RFKILL_TYPE_BLUETOOTH, |
| 963 | ASUS_WMI_DEVID_BLUETOOTH); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 964 | |
| 965 | if (result && result != -ENODEV) |
| 966 | goto exit; |
| 967 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 968 | result = asus_new_rfkill(asus, &asus->wimax, "asus-wimax", |
| 969 | RFKILL_TYPE_WIMAX, ASUS_WMI_DEVID_WIMAX); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 970 | |
| 971 | if (result && result != -ENODEV) |
| 972 | goto exit; |
| 973 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 974 | result = asus_new_rfkill(asus, &asus->wwan3g, "asus-wwan3g", |
| 975 | RFKILL_TYPE_WWAN, ASUS_WMI_DEVID_WWAN3G); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 976 | |
| 977 | if (result && result != -ENODEV) |
| 978 | goto exit; |
| 979 | |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 980 | result = asus_new_rfkill(asus, &asus->gps, "asus-gps", |
| 981 | RFKILL_TYPE_GPS, ASUS_WMI_DEVID_GPS); |
| 982 | |
| 983 | if (result && result != -ENODEV) |
| 984 | goto exit; |
| 985 | |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 986 | result = asus_new_rfkill(asus, &asus->uwb, "asus-uwb", |
| 987 | RFKILL_TYPE_UWB, ASUS_WMI_DEVID_UWB); |
| 988 | |
| 989 | if (result && result != -ENODEV) |
| 990 | goto exit; |
| 991 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 992 | if (!asus->driver->quirks->hotplug_wireless) |
Corentin Chary | c14d4b8 | 2011-02-06 13:28:40 +0100 | [diff] [blame] | 993 | goto exit; |
| 994 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 995 | result = asus_setup_pci_hotplug(asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 996 | /* |
| 997 | * If we get -EBUSY then something else is handling the PCI hotplug - |
| 998 | * don't fail in this case |
| 999 | */ |
| 1000 | if (result == -EBUSY) |
| 1001 | result = 0; |
| 1002 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1003 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P5"); |
| 1004 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P6"); |
| 1005 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P7"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1006 | /* |
| 1007 | * Refresh pci hotplug in case the rfkill state was changed during |
| 1008 | * setup. |
| 1009 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1010 | asus_rfkill_hotplug(asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1011 | |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1012 | exit: |
| 1013 | if (result && result != -ENODEV) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1014 | asus_wmi_rfkill_exit(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1015 | |
| 1016 | if (result == -ENODEV) |
| 1017 | result = 0; |
| 1018 | |
| 1019 | return result; |
| 1020 | } |
| 1021 | |
| 1022 | /* |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1023 | * Hwmon device |
| 1024 | */ |
| 1025 | static ssize_t asus_hwmon_pwm1(struct device *dev, |
Corentin Chary | 49979d0 | 2011-07-01 11:34:26 +0200 | [diff] [blame] | 1026 | struct device_attribute *attr, |
| 1027 | char *buf) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1028 | { |
| 1029 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1030 | u32 value; |
| 1031 | int err; |
| 1032 | |
| 1033 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_FAN_CTRL, &value); |
| 1034 | |
| 1035 | if (err < 0) |
| 1036 | return err; |
| 1037 | |
Corentin Chary | 49979d0 | 2011-07-01 11:34:26 +0200 | [diff] [blame] | 1038 | value &= 0xFF; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1039 | |
| 1040 | if (value == 1) /* Low Speed */ |
| 1041 | value = 85; |
| 1042 | else if (value == 2) |
| 1043 | value = 170; |
| 1044 | else if (value == 3) |
| 1045 | value = 255; |
| 1046 | else if (value != 0) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1047 | pr_err("Unknown fan speed %#x\n", value); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1048 | value = -1; |
| 1049 | } |
| 1050 | |
| 1051 | return sprintf(buf, "%d\n", value); |
| 1052 | } |
| 1053 | |
Corentin Chary | 6118b8a | 2011-07-01 11:34:36 +0200 | [diff] [blame] | 1054 | static ssize_t asus_hwmon_temp1(struct device *dev, |
| 1055 | struct device_attribute *attr, |
| 1056 | char *buf) |
| 1057 | { |
| 1058 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1059 | u32 value; |
| 1060 | int err; |
| 1061 | |
| 1062 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_THERMAL_CTRL, &value); |
| 1063 | |
| 1064 | if (err < 0) |
| 1065 | return err; |
| 1066 | |
| 1067 | value = KELVIN_TO_CELSIUS((value & 0xFFFF)) * 1000; |
| 1068 | |
| 1069 | return sprintf(buf, "%d\n", value); |
| 1070 | } |
| 1071 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1072 | static DEVICE_ATTR(pwm1, S_IRUGO, asus_hwmon_pwm1, NULL); |
| 1073 | static DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1074 | |
| 1075 | static struct attribute *hwmon_attributes[] = { |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1076 | &dev_attr_pwm1.attr, |
| 1077 | &dev_attr_temp1_input.attr, |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1078 | NULL |
| 1079 | }; |
| 1080 | |
Al Viro | 587a1f1 | 2011-07-23 23:11:19 -0400 | [diff] [blame] | 1081 | static umode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj, |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1082 | struct attribute *attr, int idx) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1083 | { |
| 1084 | struct device *dev = container_of(kobj, struct device, kobj); |
| 1085 | struct platform_device *pdev = to_platform_device(dev->parent); |
| 1086 | struct asus_wmi *asus = platform_get_drvdata(pdev); |
| 1087 | bool ok = true; |
| 1088 | int dev_id = -1; |
| 1089 | u32 value = ASUS_WMI_UNSUPPORTED_METHOD; |
| 1090 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1091 | if (attr == &dev_attr_pwm1.attr) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1092 | dev_id = ASUS_WMI_DEVID_FAN_CTRL; |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1093 | else if (attr == &dev_attr_temp1_input.attr) |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1094 | dev_id = ASUS_WMI_DEVID_THERMAL_CTRL; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1095 | |
| 1096 | if (dev_id != -1) { |
| 1097 | int err = asus_wmi_get_devstate(asus, dev_id, &value); |
| 1098 | |
| 1099 | if (err < 0) |
Al Viro | e772aed | 2011-07-23 20:59:40 -0400 | [diff] [blame] | 1100 | return 0; /* can't return negative here */ |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1101 | } |
| 1102 | |
| 1103 | if (dev_id == ASUS_WMI_DEVID_FAN_CTRL) { |
| 1104 | /* |
| 1105 | * We need to find a better way, probably using sfun, |
| 1106 | * bits or spec ... |
| 1107 | * Currently we disable it if: |
| 1108 | * - ASUS_WMI_UNSUPPORTED_METHOD is returned |
| 1109 | * - reverved bits are non-zero |
| 1110 | * - sfun and presence bit are not set |
| 1111 | */ |
Corentin Chary | 49979d0 | 2011-07-01 11:34:26 +0200 | [diff] [blame] | 1112 | if (value == ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000 |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1113 | || (!asus->sfun && !(value & ASUS_WMI_DSTS_PRESENCE_BIT))) |
| 1114 | ok = false; |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1115 | } else if (dev_id == ASUS_WMI_DEVID_THERMAL_CTRL) { |
| 1116 | /* If value is zero, something is clearly wrong */ |
| 1117 | if (value == 0) |
| 1118 | ok = false; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1119 | } |
| 1120 | |
| 1121 | return ok ? attr->mode : 0; |
| 1122 | } |
| 1123 | |
| 1124 | static struct attribute_group hwmon_attribute_group = { |
| 1125 | .is_visible = asus_hwmon_sysfs_is_visible, |
| 1126 | .attrs = hwmon_attributes |
| 1127 | }; |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1128 | __ATTRIBUTE_GROUPS(hwmon_attribute); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1129 | |
| 1130 | static int asus_wmi_hwmon_init(struct asus_wmi *asus) |
| 1131 | { |
| 1132 | struct device *hwmon; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1133 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1134 | hwmon = hwmon_device_register_with_groups(&asus->platform_device->dev, |
| 1135 | "asus", asus, |
| 1136 | hwmon_attribute_groups); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1137 | if (IS_ERR(hwmon)) { |
| 1138 | pr_err("Could not register asus hwmon device\n"); |
| 1139 | return PTR_ERR(hwmon); |
| 1140 | } |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1141 | return 0; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1142 | } |
| 1143 | |
| 1144 | /* |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 1145 | * Backlight |
| 1146 | */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1147 | static int read_backlight_power(struct asus_wmi *asus) |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1148 | { |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1149 | int ret; |
| 1150 | if (asus->driver->quirks->store_backlight_power) |
| 1151 | ret = !asus->driver->panel_power; |
| 1152 | else |
| 1153 | ret = asus_wmi_get_devstate_simple(asus, |
| 1154 | ASUS_WMI_DEVID_BACKLIGHT); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1155 | |
| 1156 | if (ret < 0) |
| 1157 | return ret; |
| 1158 | |
| 1159 | return ret ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; |
| 1160 | } |
| 1161 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1162 | static int read_brightness_max(struct asus_wmi *asus) |
| 1163 | { |
| 1164 | u32 retval; |
| 1165 | int err; |
| 1166 | |
| 1167 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_BRIGHTNESS, &retval); |
| 1168 | |
| 1169 | if (err < 0) |
| 1170 | return err; |
| 1171 | |
| 1172 | retval = retval & ASUS_WMI_DSTS_MAX_BRIGTH_MASK; |
| 1173 | retval >>= 8; |
| 1174 | |
| 1175 | if (!retval) |
| 1176 | return -ENODEV; |
| 1177 | |
| 1178 | return retval; |
| 1179 | } |
| 1180 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1181 | static int read_brightness(struct backlight_device *bd) |
| 1182 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1183 | struct asus_wmi *asus = bl_get_data(bd); |
Dan Carpenter | 0986f25 | 2011-03-15 10:06:23 +0300 | [diff] [blame] | 1184 | u32 retval; |
| 1185 | int err; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1186 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1187 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_BRIGHTNESS, &retval); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1188 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1189 | if (err < 0) |
| 1190 | return err; |
| 1191 | |
| 1192 | return retval & ASUS_WMI_DSTS_BRIGHTNESS_MASK; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1193 | } |
| 1194 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1195 | static u32 get_scalar_command(struct backlight_device *bd) |
| 1196 | { |
| 1197 | struct asus_wmi *asus = bl_get_data(bd); |
| 1198 | u32 ctrl_param = 0; |
| 1199 | |
| 1200 | if ((asus->driver->brightness < bd->props.brightness) || |
| 1201 | bd->props.brightness == bd->props.max_brightness) |
| 1202 | ctrl_param = 0x00008001; |
| 1203 | else if ((asus->driver->brightness > bd->props.brightness) || |
| 1204 | bd->props.brightness == 0) |
| 1205 | ctrl_param = 0x00008000; |
| 1206 | |
| 1207 | asus->driver->brightness = bd->props.brightness; |
| 1208 | |
| 1209 | return ctrl_param; |
| 1210 | } |
| 1211 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1212 | static int update_bl_status(struct backlight_device *bd) |
| 1213 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1214 | struct asus_wmi *asus = bl_get_data(bd); |
Corentin Chary | dfed65d | 2010-11-29 08:14:12 +0100 | [diff] [blame] | 1215 | u32 ctrl_param; |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1216 | int power, err = 0; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1217 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1218 | power = read_backlight_power(asus); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1219 | if (power != -ENODEV && bd->props.power != power) { |
| 1220 | ctrl_param = !!(bd->props.power == FB_BLANK_UNBLANK); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1221 | err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BACKLIGHT, |
| 1222 | ctrl_param, NULL); |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1223 | if (asus->driver->quirks->store_backlight_power) |
| 1224 | asus->driver->panel_power = bd->props.power; |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1225 | |
Corentin Chary | ade28ab | 2012-03-20 09:53:14 +0100 | [diff] [blame] | 1226 | /* When using scalar brightness, updating the brightness |
| 1227 | * will mess with the backlight power */ |
| 1228 | if (asus->driver->quirks->scalar_panel_brightness) |
| 1229 | return err; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1230 | } |
Corentin Chary | ade28ab | 2012-03-20 09:53:14 +0100 | [diff] [blame] | 1231 | |
| 1232 | if (asus->driver->quirks->scalar_panel_brightness) |
| 1233 | ctrl_param = get_scalar_command(bd); |
| 1234 | else |
| 1235 | ctrl_param = bd->props.brightness; |
| 1236 | |
| 1237 | err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BRIGHTNESS, |
| 1238 | ctrl_param, NULL); |
| 1239 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1240 | return err; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1241 | } |
| 1242 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1243 | static const struct backlight_ops asus_wmi_bl_ops = { |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1244 | .get_brightness = read_brightness, |
| 1245 | .update_status = update_bl_status, |
| 1246 | }; |
| 1247 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1248 | static int asus_wmi_backlight_notify(struct asus_wmi *asus, int code) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1249 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1250 | struct backlight_device *bd = asus->backlight_device; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1251 | int old = bd->props.brightness; |
Daniel Mack | b7670ed | 2010-05-19 12:37:01 +0200 | [diff] [blame] | 1252 | int new = old; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1253 | |
| 1254 | if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX) |
| 1255 | new = code - NOTIFY_BRNUP_MIN + 1; |
| 1256 | else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX) |
| 1257 | new = code - NOTIFY_BRNDOWN_MIN; |
| 1258 | |
| 1259 | bd->props.brightness = new; |
| 1260 | backlight_update_status(bd); |
| 1261 | backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY); |
| 1262 | |
| 1263 | return old; |
| 1264 | } |
| 1265 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1266 | static int asus_wmi_backlight_init(struct asus_wmi *asus) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1267 | { |
| 1268 | struct backlight_device *bd; |
| 1269 | struct backlight_properties props; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1270 | int max; |
| 1271 | int power; |
| 1272 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1273 | max = read_brightness_max(asus); |
Hans de Goede | 86ac273 | 2014-07-08 10:47:22 +0200 | [diff] [blame] | 1274 | if (max < 0) |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1275 | return max; |
| 1276 | |
| 1277 | power = read_backlight_power(asus); |
| 1278 | |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1279 | if (power == -ENODEV) |
| 1280 | power = FB_BLANK_UNBLANK; |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1281 | else if (power < 0) |
| 1282 | return power; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1283 | |
| 1284 | memset(&props, 0, sizeof(struct backlight_properties)); |
Axel Lin | 60cfa09 | 2011-06-29 11:43:30 +0800 | [diff] [blame] | 1285 | props.type = BACKLIGHT_PLATFORM; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1286 | props.max_brightness = max; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1287 | bd = backlight_device_register(asus->driver->name, |
| 1288 | &asus->platform_device->dev, asus, |
| 1289 | &asus_wmi_bl_ops, &props); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1290 | if (IS_ERR(bd)) { |
| 1291 | pr_err("Could not register backlight device\n"); |
| 1292 | return PTR_ERR(bd); |
| 1293 | } |
| 1294 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1295 | asus->backlight_device = bd; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1296 | |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1297 | if (asus->driver->quirks->store_backlight_power) |
| 1298 | asus->driver->panel_power = power; |
| 1299 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1300 | bd->props.brightness = read_brightness(bd); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1301 | bd->props.power = power; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1302 | backlight_update_status(bd); |
| 1303 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1304 | asus->driver->brightness = bd->props.brightness; |
| 1305 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1306 | return 0; |
| 1307 | } |
| 1308 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1309 | static void asus_wmi_backlight_exit(struct asus_wmi *asus) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1310 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1311 | if (asus->backlight_device) |
| 1312 | backlight_device_unregister(asus->backlight_device); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1313 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1314 | asus->backlight_device = NULL; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1315 | } |
| 1316 | |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1317 | static int is_display_toggle(int code) |
| 1318 | { |
| 1319 | /* display toggle keys */ |
| 1320 | if ((code >= 0x61 && code <= 0x67) || |
| 1321 | (code >= 0x8c && code <= 0x93) || |
| 1322 | (code >= 0xa0 && code <= 0xa7) || |
| 1323 | (code >= 0xd0 && code <= 0xd5)) |
| 1324 | return 1; |
| 1325 | |
| 1326 | return 0; |
| 1327 | } |
| 1328 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1329 | static void asus_wmi_notify(u32 value, void *context) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1330 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1331 | struct asus_wmi *asus = context; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1332 | struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; |
| 1333 | union acpi_object *obj; |
| 1334 | acpi_status status; |
| 1335 | int code; |
| 1336 | int orig_code; |
Seth Forshee | c4453f6 | 2011-07-01 11:34:27 +0200 | [diff] [blame] | 1337 | unsigned int key_value = 1; |
| 1338 | bool autorelease = 1; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1339 | |
| 1340 | status = wmi_get_event_data(value, &response); |
| 1341 | if (status != AE_OK) { |
| 1342 | pr_err("bad event status 0x%x\n", status); |
| 1343 | return; |
| 1344 | } |
| 1345 | |
| 1346 | obj = (union acpi_object *)response.pointer; |
| 1347 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1348 | if (!obj || obj->type != ACPI_TYPE_INTEGER) |
| 1349 | goto exit; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1350 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1351 | code = obj->integer.value; |
| 1352 | orig_code = code; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1353 | |
Seth Forshee | c4453f6 | 2011-07-01 11:34:27 +0200 | [diff] [blame] | 1354 | if (asus->driver->key_filter) { |
| 1355 | asus->driver->key_filter(asus->driver, &code, &key_value, |
| 1356 | &autorelease); |
| 1357 | if (code == ASUS_WMI_KEY_IGNORE) |
| 1358 | goto exit; |
| 1359 | } |
| 1360 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1361 | if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX) |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1362 | code = ASUS_WMI_BRN_UP; |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1363 | else if (code >= NOTIFY_BRNDOWN_MIN && |
| 1364 | code <= NOTIFY_BRNDOWN_MAX) |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1365 | code = ASUS_WMI_BRN_DOWN; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1366 | |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1367 | if (code == ASUS_WMI_BRN_DOWN || code == ASUS_WMI_BRN_UP) { |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1368 | if (!acpi_video_backlight_support()) { |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1369 | asus_wmi_backlight_notify(asus, orig_code); |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1370 | goto exit; |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1371 | } |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1372 | } |
| 1373 | |
| 1374 | if (is_display_toggle(code) && |
| 1375 | asus->driver->quirks->no_display_toggle) |
| 1376 | goto exit; |
| 1377 | |
| 1378 | if (!sparse_keymap_report_event(asus->inputdev, code, |
| 1379 | key_value, autorelease)) |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1380 | pr_info("Unknown key %x pressed\n", code); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1381 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1382 | exit: |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1383 | kfree(obj); |
| 1384 | } |
| 1385 | |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1386 | /* |
| 1387 | * Sys helpers |
| 1388 | */ |
| 1389 | static int parse_arg(const char *buf, unsigned long count, int *val) |
| 1390 | { |
| 1391 | if (!count) |
| 1392 | return 0; |
| 1393 | if (sscanf(buf, "%i", val) != 1) |
| 1394 | return -EINVAL; |
| 1395 | return count; |
| 1396 | } |
| 1397 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1398 | static ssize_t store_sys_wmi(struct asus_wmi *asus, int devid, |
| 1399 | const char *buf, size_t count) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1400 | { |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1401 | u32 retval; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1402 | int rv, err, value; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1403 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1404 | value = asus_wmi_get_devstate_simple(asus, devid); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1405 | if (value == -ENODEV) /* Check device presence */ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1406 | return value; |
| 1407 | |
| 1408 | rv = parse_arg(buf, count, &value); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1409 | err = asus_wmi_set_devstate(devid, value, &retval); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1410 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1411 | if (err < 0) |
| 1412 | return err; |
| 1413 | |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1414 | return rv; |
| 1415 | } |
| 1416 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1417 | static ssize_t show_sys_wmi(struct asus_wmi *asus, int devid, char *buf) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1418 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1419 | int value = asus_wmi_get_devstate_simple(asus, devid); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1420 | |
| 1421 | if (value < 0) |
| 1422 | return value; |
| 1423 | |
| 1424 | return sprintf(buf, "%d\n", value); |
| 1425 | } |
| 1426 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1427 | #define ASUS_WMI_CREATE_DEVICE_ATTR(_name, _mode, _cm) \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1428 | static ssize_t show_##_name(struct device *dev, \ |
| 1429 | struct device_attribute *attr, \ |
| 1430 | char *buf) \ |
| 1431 | { \ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1432 | struct asus_wmi *asus = dev_get_drvdata(dev); \ |
| 1433 | \ |
| 1434 | return show_sys_wmi(asus, _cm, buf); \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1435 | } \ |
| 1436 | static ssize_t store_##_name(struct device *dev, \ |
| 1437 | struct device_attribute *attr, \ |
| 1438 | const char *buf, size_t count) \ |
| 1439 | { \ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1440 | struct asus_wmi *asus = dev_get_drvdata(dev); \ |
| 1441 | \ |
| 1442 | return store_sys_wmi(asus, _cm, buf, count); \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1443 | } \ |
| 1444 | static struct device_attribute dev_attr_##_name = { \ |
| 1445 | .attr = { \ |
| 1446 | .name = __stringify(_name), \ |
| 1447 | .mode = _mode }, \ |
| 1448 | .show = show_##_name, \ |
| 1449 | .store = store_##_name, \ |
| 1450 | } |
| 1451 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1452 | ASUS_WMI_CREATE_DEVICE_ATTR(touchpad, 0644, ASUS_WMI_DEVID_TOUCHPAD); |
| 1453 | ASUS_WMI_CREATE_DEVICE_ATTR(camera, 0644, ASUS_WMI_DEVID_CAMERA); |
| 1454 | ASUS_WMI_CREATE_DEVICE_ATTR(cardr, 0644, ASUS_WMI_DEVID_CARDREADER); |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1455 | ASUS_WMI_CREATE_DEVICE_ATTR(lid_resume, 0644, ASUS_WMI_DEVID_LID_RESUME); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1456 | |
Dmitry Torokhov | 67fa38e | 2010-11-03 11:14:01 -0700 | [diff] [blame] | 1457 | static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr, |
| 1458 | const char *buf, size_t count) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1459 | { |
Corentin Chary | 3df5fda | 2011-07-01 11:34:38 +0200 | [diff] [blame] | 1460 | int value, rv; |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1461 | |
| 1462 | if (!count || sscanf(buf, "%i", &value) != 1) |
| 1463 | return -EINVAL; |
| 1464 | if (value < 0 || value > 2) |
| 1465 | return -EINVAL; |
| 1466 | |
Corentin Chary | 3df5fda | 2011-07-01 11:34:38 +0200 | [diff] [blame] | 1467 | rv = asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL); |
| 1468 | if (rv < 0) |
| 1469 | return rv; |
| 1470 | |
| 1471 | return count; |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1472 | } |
| 1473 | |
| 1474 | static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv); |
| 1475 | |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1476 | static struct attribute *platform_attributes[] = { |
| 1477 | &dev_attr_cpufv.attr, |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1478 | &dev_attr_camera.attr, |
| 1479 | &dev_attr_cardr.attr, |
Corentin Chary | 4615bb6 | 2011-02-06 13:28:42 +0100 | [diff] [blame] | 1480 | &dev_attr_touchpad.attr, |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1481 | &dev_attr_lid_resume.attr, |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1482 | NULL |
| 1483 | }; |
| 1484 | |
Al Viro | 587a1f1 | 2011-07-23 23:11:19 -0400 | [diff] [blame] | 1485 | static umode_t asus_sysfs_is_visible(struct kobject *kobj, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1486 | struct attribute *attr, int idx) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1487 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1488 | struct device *dev = container_of(kobj, struct device, kobj); |
| 1489 | struct platform_device *pdev = to_platform_device(dev); |
| 1490 | struct asus_wmi *asus = platform_get_drvdata(pdev); |
| 1491 | bool ok = true; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1492 | int devid = -1; |
| 1493 | |
| 1494 | if (attr == &dev_attr_camera.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1495 | devid = ASUS_WMI_DEVID_CAMERA; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1496 | else if (attr == &dev_attr_cardr.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1497 | devid = ASUS_WMI_DEVID_CARDREADER; |
Corentin Chary | 4615bb6 | 2011-02-06 13:28:42 +0100 | [diff] [blame] | 1498 | else if (attr == &dev_attr_touchpad.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1499 | devid = ASUS_WMI_DEVID_TOUCHPAD; |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1500 | else if (attr == &dev_attr_lid_resume.attr) |
| 1501 | devid = ASUS_WMI_DEVID_LID_RESUME; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1502 | |
| 1503 | if (devid != -1) |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1504 | ok = !(asus_wmi_get_devstate_simple(asus, devid) < 0); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1505 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1506 | return ok ? attr->mode : 0; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1507 | } |
| 1508 | |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1509 | static struct attribute_group platform_attribute_group = { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1510 | .is_visible = asus_sysfs_is_visible, |
| 1511 | .attrs = platform_attributes |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1512 | }; |
| 1513 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1514 | static void asus_wmi_sysfs_exit(struct platform_device *device) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1515 | { |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1516 | sysfs_remove_group(&device->dev.kobj, &platform_attribute_group); |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1517 | } |
| 1518 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1519 | static int asus_wmi_sysfs_init(struct platform_device *device) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1520 | { |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1521 | return sysfs_create_group(&device->dev.kobj, &platform_attribute_group); |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1522 | } |
| 1523 | |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1524 | /* |
| 1525 | * Platform device |
| 1526 | */ |
Joe Perches | 39ddf3b | 2011-03-29 15:21:32 -0700 | [diff] [blame] | 1527 | static int asus_wmi_platform_init(struct asus_wmi *asus) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1528 | { |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1529 | int rv; |
| 1530 | |
| 1531 | /* INIT enable hotkeys on some models */ |
| 1532 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_INIT, 0, 0, &rv)) |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1533 | pr_info("Initialization: %#x\n", rv); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1534 | |
| 1535 | /* We don't know yet what to do with this version... */ |
| 1536 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SPEC, 0, 0x9, &rv)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1537 | pr_info("BIOS WMI version: %d.%d\n", rv >> 16, rv & 0xFF); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1538 | asus->spec = rv; |
| 1539 | } |
| 1540 | |
| 1541 | /* |
| 1542 | * The SFUN method probably allows the original driver to get the list |
| 1543 | * of features supported by a given model. For now, 0x0100 or 0x0800 |
| 1544 | * bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card. |
| 1545 | * The significance of others is yet to be found. |
| 1546 | */ |
| 1547 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SFUN, 0, 0, &rv)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1548 | pr_info("SFUN value: %#x\n", rv); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1549 | asus->sfun = rv; |
| 1550 | } |
| 1551 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1552 | /* |
| 1553 | * Eee PC and Notebooks seems to have different method_id for DSTS, |
| 1554 | * but it may also be related to the BIOS's SPEC. |
| 1555 | * Note, on most Eeepc, there is no way to check if a method exist |
| 1556 | * or note, while on notebooks, they returns 0xFFFFFFFE on failure, |
| 1557 | * but once again, SPEC may probably be used for that kind of things. |
| 1558 | */ |
| 1559 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, 0, 0, NULL)) |
| 1560 | asus->dsts_id = ASUS_WMI_METHODID_DSTS; |
Alex Hung | 63a78bb | 2012-06-20 11:47:35 +0800 | [diff] [blame] | 1561 | else |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1562 | asus->dsts_id = ASUS_WMI_METHODID_DSTS2; |
| 1563 | |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1564 | /* CWAP allow to define the behavior of the Fn+F2 key, |
| 1565 | * this method doesn't seems to be present on Eee PCs */ |
Corentin Chary | 6a2bccc | 2012-03-20 09:53:10 +0100 | [diff] [blame] | 1566 | if (asus->driver->quirks->wapf >= 0) |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1567 | asus_wmi_set_devstate(ASUS_WMI_DEVID_CWAP, |
Corentin Chary | 6a2bccc | 2012-03-20 09:53:10 +0100 | [diff] [blame] | 1568 | asus->driver->quirks->wapf, NULL); |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1569 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1570 | return asus_wmi_sysfs_init(asus->platform_device); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1571 | } |
| 1572 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1573 | static void asus_wmi_platform_exit(struct asus_wmi *asus) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1574 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1575 | asus_wmi_sysfs_exit(asus->platform_device); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1576 | } |
| 1577 | |
| 1578 | /* |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1579 | * debugfs |
| 1580 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1581 | struct asus_wmi_debugfs_node { |
| 1582 | struct asus_wmi *asus; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1583 | char *name; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1584 | int (*show) (struct seq_file *m, void *data); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1585 | }; |
| 1586 | |
| 1587 | static int show_dsts(struct seq_file *m, void *data) |
| 1588 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1589 | struct asus_wmi *asus = m->private; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1590 | int err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1591 | u32 retval = -1; |
| 1592 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1593 | err = asus_wmi_get_devstate(asus, asus->debug.dev_id, &retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1594 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1595 | if (err < 0) |
| 1596 | return err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1597 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1598 | seq_printf(m, "DSTS(%#x) = %#x\n", asus->debug.dev_id, retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1599 | |
| 1600 | return 0; |
| 1601 | } |
| 1602 | |
| 1603 | static int show_devs(struct seq_file *m, void *data) |
| 1604 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1605 | struct asus_wmi *asus = m->private; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1606 | int err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1607 | u32 retval = -1; |
| 1608 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1609 | err = asus_wmi_set_devstate(asus->debug.dev_id, asus->debug.ctrl_param, |
| 1610 | &retval); |
| 1611 | |
| 1612 | if (err < 0) |
| 1613 | return err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1614 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1615 | seq_printf(m, "DEVS(%#x, %#x) = %#x\n", asus->debug.dev_id, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1616 | asus->debug.ctrl_param, retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1617 | |
| 1618 | return 0; |
| 1619 | } |
| 1620 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1621 | static int show_call(struct seq_file *m, void *data) |
| 1622 | { |
| 1623 | struct asus_wmi *asus = m->private; |
| 1624 | struct bios_args args = { |
| 1625 | .arg0 = asus->debug.dev_id, |
| 1626 | .arg1 = asus->debug.ctrl_param, |
| 1627 | }; |
| 1628 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
| 1629 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
| 1630 | union acpi_object *obj; |
| 1631 | acpi_status status; |
| 1632 | |
| 1633 | status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, |
| 1634 | 1, asus->debug.method_id, |
| 1635 | &input, &output); |
| 1636 | |
| 1637 | if (ACPI_FAILURE(status)) |
| 1638 | return -EIO; |
| 1639 | |
| 1640 | obj = (union acpi_object *)output.pointer; |
| 1641 | if (obj && obj->type == ACPI_TYPE_INTEGER) |
| 1642 | seq_printf(m, "%#x(%#x, %#x) = %#x\n", asus->debug.method_id, |
| 1643 | asus->debug.dev_id, asus->debug.ctrl_param, |
| 1644 | (u32) obj->integer.value); |
| 1645 | else |
| 1646 | seq_printf(m, "%#x(%#x, %#x) = t:%d\n", asus->debug.method_id, |
| 1647 | asus->debug.dev_id, asus->debug.ctrl_param, |
Dan Carpenter | a1d6086 | 2011-03-15 10:07:37 +0300 | [diff] [blame] | 1648 | obj ? obj->type : -1); |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1649 | |
| 1650 | kfree(obj); |
| 1651 | |
| 1652 | return 0; |
| 1653 | } |
| 1654 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1655 | static struct asus_wmi_debugfs_node asus_wmi_debug_files[] = { |
| 1656 | {NULL, "devs", show_devs}, |
| 1657 | {NULL, "dsts", show_dsts}, |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1658 | {NULL, "call", show_call}, |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1659 | }; |
| 1660 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1661 | static int asus_wmi_debugfs_open(struct inode *inode, struct file *file) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1662 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1663 | struct asus_wmi_debugfs_node *node = inode->i_private; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1664 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1665 | return single_open(file, node->show, node->asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1666 | } |
| 1667 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1668 | static const struct file_operations asus_wmi_debugfs_io_ops = { |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1669 | .owner = THIS_MODULE, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1670 | .open = asus_wmi_debugfs_open, |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1671 | .read = seq_read, |
| 1672 | .llseek = seq_lseek, |
| 1673 | .release = single_release, |
| 1674 | }; |
| 1675 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1676 | static void asus_wmi_debugfs_exit(struct asus_wmi *asus) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1677 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1678 | debugfs_remove_recursive(asus->debug.root); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1679 | } |
| 1680 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1681 | static int asus_wmi_debugfs_init(struct asus_wmi *asus) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1682 | { |
| 1683 | struct dentry *dent; |
| 1684 | int i; |
| 1685 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1686 | asus->debug.root = debugfs_create_dir(asus->driver->name, NULL); |
| 1687 | if (!asus->debug.root) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1688 | pr_err("failed to create debugfs directory\n"); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1689 | goto error_debugfs; |
| 1690 | } |
| 1691 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1692 | dent = debugfs_create_x32("method_id", S_IRUGO | S_IWUSR, |
| 1693 | asus->debug.root, &asus->debug.method_id); |
| 1694 | if (!dent) |
| 1695 | goto error_debugfs; |
| 1696 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1697 | dent = debugfs_create_x32("dev_id", S_IRUGO | S_IWUSR, |
| 1698 | asus->debug.root, &asus->debug.dev_id); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1699 | if (!dent) |
| 1700 | goto error_debugfs; |
| 1701 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1702 | dent = debugfs_create_x32("ctrl_param", S_IRUGO | S_IWUSR, |
| 1703 | asus->debug.root, &asus->debug.ctrl_param); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1704 | if (!dent) |
| 1705 | goto error_debugfs; |
| 1706 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1707 | for (i = 0; i < ARRAY_SIZE(asus_wmi_debug_files); i++) { |
| 1708 | struct asus_wmi_debugfs_node *node = &asus_wmi_debug_files[i]; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1709 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1710 | node->asus = asus; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1711 | dent = debugfs_create_file(node->name, S_IFREG | S_IRUGO, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1712 | asus->debug.root, node, |
| 1713 | &asus_wmi_debugfs_io_ops); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1714 | if (!dent) { |
| 1715 | pr_err("failed to create debug file: %s\n", node->name); |
| 1716 | goto error_debugfs; |
| 1717 | } |
| 1718 | } |
| 1719 | |
| 1720 | return 0; |
| 1721 | |
| 1722 | error_debugfs: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1723 | asus_wmi_debugfs_exit(asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1724 | return -ENOMEM; |
| 1725 | } |
| 1726 | |
| 1727 | /* |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1728 | * WMI Driver |
| 1729 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1730 | static int asus_wmi_add(struct platform_device *pdev) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1731 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1732 | struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver); |
| 1733 | struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv); |
| 1734 | struct asus_wmi *asus; |
Hans de Goede | d8c66f6 | 2014-07-08 10:47:21 +0200 | [diff] [blame] | 1735 | const char *chassis_type; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1736 | acpi_status status; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1737 | int err; |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 1738 | u32 result; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1739 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1740 | asus = kzalloc(sizeof(struct asus_wmi), GFP_KERNEL); |
| 1741 | if (!asus) |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1742 | return -ENOMEM; |
| 1743 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1744 | asus->driver = wdrv; |
| 1745 | asus->platform_device = pdev; |
| 1746 | wdrv->platform_device = pdev; |
| 1747 | platform_set_drvdata(asus->platform_device, asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1748 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1749 | if (wdrv->detect_quirks) |
| 1750 | wdrv->detect_quirks(asus->driver); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1751 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1752 | err = asus_wmi_platform_init(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1753 | if (err) |
| 1754 | goto fail_platform; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1755 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1756 | err = asus_wmi_input_init(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1757 | if (err) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1758 | goto fail_input; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1759 | |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1760 | err = asus_wmi_hwmon_init(asus); |
| 1761 | if (err) |
| 1762 | goto fail_hwmon; |
| 1763 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1764 | err = asus_wmi_led_init(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 1765 | if (err) |
| 1766 | goto fail_leds; |
| 1767 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1768 | err = asus_wmi_rfkill_init(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1769 | if (err) |
| 1770 | goto fail_rfkill; |
| 1771 | |
Hans de Goede | d8c66f6 | 2014-07-08 10:47:21 +0200 | [diff] [blame] | 1772 | /* Some Asus desktop boards export an acpi-video backlight interface, |
| 1773 | stop this from showing up */ |
| 1774 | chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); |
| 1775 | if (chassis_type && !strcmp(chassis_type, "3")) |
| 1776 | acpi_video_dmi_promote_vendor(); |
AceLan Kao | 272c77d | 2012-06-13 09:32:06 +0200 | [diff] [blame] | 1777 | if (asus->driver->quirks->wmi_backlight_power) |
| 1778 | acpi_video_dmi_promote_vendor(); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1779 | if (!acpi_video_backlight_support()) { |
AceLan Kao | 272c77d | 2012-06-13 09:32:06 +0200 | [diff] [blame] | 1780 | pr_info("Disabling ACPI video driver\n"); |
| 1781 | acpi_video_unregister(); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1782 | err = asus_wmi_backlight_init(asus); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1783 | if (err && err != -ENODEV) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1784 | goto fail_backlight; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1785 | } else |
| 1786 | pr_info("Backlight controlled by ACPI video driver\n"); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1787 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1788 | status = wmi_install_notify_handler(asus->driver->event_guid, |
| 1789 | asus_wmi_notify, asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1790 | if (ACPI_FAILURE(status)) { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1791 | pr_err("Unable to register notify handler - %d\n", status); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1792 | err = -ENODEV; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1793 | goto fail_wmi_handler; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1794 | } |
| 1795 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1796 | err = asus_wmi_debugfs_init(asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1797 | if (err) |
| 1798 | goto fail_debugfs; |
| 1799 | |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 1800 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WLAN, &result); |
| 1801 | if (result & (ASUS_WMI_DSTS_PRESENCE_BIT | ASUS_WMI_DSTS_USER_BIT)) |
| 1802 | asus->driver->wlan_ctrl_by_user = 1; |
| 1803 | |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1804 | return 0; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1805 | |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1806 | fail_debugfs: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1807 | wmi_remove_notify_handler(asus->driver->event_guid); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1808 | fail_wmi_handler: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1809 | asus_wmi_backlight_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1810 | fail_backlight: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1811 | asus_wmi_rfkill_exit(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1812 | fail_rfkill: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1813 | asus_wmi_led_exit(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 1814 | fail_leds: |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1815 | fail_hwmon: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1816 | asus_wmi_input_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1817 | fail_input: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1818 | asus_wmi_platform_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1819 | fail_platform: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1820 | kfree(asus); |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1821 | return err; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1822 | } |
| 1823 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1824 | static int asus_wmi_remove(struct platform_device *device) |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1825 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1826 | struct asus_wmi *asus; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1827 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1828 | asus = platform_get_drvdata(device); |
| 1829 | wmi_remove_notify_handler(asus->driver->event_guid); |
| 1830 | asus_wmi_backlight_exit(asus); |
| 1831 | asus_wmi_input_exit(asus); |
| 1832 | asus_wmi_led_exit(asus); |
| 1833 | asus_wmi_rfkill_exit(asus); |
| 1834 | asus_wmi_debugfs_exit(asus); |
| 1835 | asus_wmi_platform_exit(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1836 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1837 | kfree(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 1838 | return 0; |
| 1839 | } |
| 1840 | |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1841 | /* |
| 1842 | * Platform driver - hibernate/resume callbacks |
| 1843 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1844 | static int asus_hotk_thaw(struct device *device) |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1845 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1846 | struct asus_wmi *asus = dev_get_drvdata(device); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1847 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1848 | if (asus->wlan.rfkill) { |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1849 | bool wlan; |
| 1850 | |
| 1851 | /* |
| 1852 | * Work around bios bug - acpi _PTS turns off the wireless led |
| 1853 | * during suspend. Normally it restores it on resume, but |
| 1854 | * we should kick it ourselves in case hibernation is aborted. |
| 1855 | */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1856 | wlan = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1857 | asus_wmi_set_devstate(ASUS_WMI_DEVID_WLAN, wlan, NULL); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1858 | } |
| 1859 | |
| 1860 | return 0; |
| 1861 | } |
| 1862 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1863 | static int asus_hotk_restore(struct device *device) |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1864 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1865 | struct asus_wmi *asus = dev_get_drvdata(device); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1866 | int bl; |
| 1867 | |
| 1868 | /* Refresh both wlan rfkill state and pci hotplug */ |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1869 | if (asus->wlan.rfkill) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1870 | asus_rfkill_hotplug(asus); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1871 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1872 | if (asus->bluetooth.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1873 | bl = !asus_wmi_get_devstate_simple(asus, |
| 1874 | ASUS_WMI_DEVID_BLUETOOTH); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1875 | rfkill_set_sw_state(asus->bluetooth.rfkill, bl); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 1876 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1877 | if (asus->wimax.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1878 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WIMAX); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1879 | rfkill_set_sw_state(asus->wimax.rfkill, bl); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 1880 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1881 | if (asus->wwan3g.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1882 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WWAN3G); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1883 | rfkill_set_sw_state(asus->wwan3g.rfkill, bl); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1884 | } |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 1885 | if (asus->gps.rfkill) { |
| 1886 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_GPS); |
| 1887 | rfkill_set_sw_state(asus->gps.rfkill, bl); |
| 1888 | } |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 1889 | if (asus->uwb.rfkill) { |
| 1890 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_UWB); |
| 1891 | rfkill_set_sw_state(asus->uwb.rfkill, bl); |
| 1892 | } |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1893 | |
| 1894 | return 0; |
| 1895 | } |
| 1896 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1897 | static const struct dev_pm_ops asus_pm_ops = { |
| 1898 | .thaw = asus_hotk_thaw, |
| 1899 | .restore = asus_hotk_restore, |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 1900 | }; |
| 1901 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1902 | static int asus_wmi_probe(struct platform_device *pdev) |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 1903 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1904 | struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver); |
| 1905 | struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv); |
| 1906 | int ret; |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 1907 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1908 | if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 1909 | pr_warn("Management GUID not found\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1910 | return -ENODEV; |
| 1911 | } |
| 1912 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1913 | if (wdrv->event_guid && !wmi_has_guid(wdrv->event_guid)) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 1914 | pr_warn("Event GUID not found\n"); |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 1915 | return -ENODEV; |
| 1916 | } |
| 1917 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1918 | if (wdrv->probe) { |
| 1919 | ret = wdrv->probe(pdev); |
| 1920 | if (ret) |
| 1921 | return ret; |
| 1922 | } |
| 1923 | |
| 1924 | return asus_wmi_add(pdev); |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1925 | } |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1926 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1927 | static bool used; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1928 | |
Corentin Chary | 8fe8c25 | 2011-07-01 11:34:32 +0200 | [diff] [blame] | 1929 | int __init_or_module asus_wmi_register_driver(struct asus_wmi_driver *driver) |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1930 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1931 | struct platform_driver *platform_driver; |
| 1932 | struct platform_device *platform_device; |
| 1933 | |
| 1934 | if (used) |
| 1935 | return -EBUSY; |
| 1936 | |
| 1937 | platform_driver = &driver->platform_driver; |
| 1938 | platform_driver->remove = asus_wmi_remove; |
| 1939 | platform_driver->driver.owner = driver->owner; |
| 1940 | platform_driver->driver.name = driver->name; |
| 1941 | platform_driver->driver.pm = &asus_pm_ops; |
| 1942 | |
| 1943 | platform_device = platform_create_bundle(platform_driver, |
| 1944 | asus_wmi_probe, |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 1945 | NULL, 0, NULL, 0); |
| 1946 | if (IS_ERR(platform_device)) |
| 1947 | return PTR_ERR(platform_device); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1948 | |
| 1949 | used = true; |
| 1950 | return 0; |
| 1951 | } |
| 1952 | EXPORT_SYMBOL_GPL(asus_wmi_register_driver); |
| 1953 | |
| 1954 | void asus_wmi_unregister_driver(struct asus_wmi_driver *driver) |
| 1955 | { |
| 1956 | platform_device_unregister(driver->platform_device); |
| 1957 | platform_driver_unregister(&driver->platform_driver); |
| 1958 | used = false; |
| 1959 | } |
| 1960 | EXPORT_SYMBOL_GPL(asus_wmi_unregister_driver); |
| 1961 | |
| 1962 | static int __init asus_wmi_init(void) |
| 1963 | { |
| 1964 | if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1965 | pr_info("Asus Management GUID not found\n"); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1966 | return -ENODEV; |
| 1967 | } |
| 1968 | |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1969 | pr_info("ASUS WMI generic driver loaded\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1970 | return 0; |
| 1971 | } |
| 1972 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1973 | static void __exit asus_wmi_exit(void) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1974 | { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1975 | pr_info("ASUS WMI generic driver unloaded\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 1976 | } |
| 1977 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1978 | module_init(asus_wmi_init); |
| 1979 | module_exit(asus_wmi_exit); |