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_asus_wmi_driver(pdrv) \ |
| 60 | (container_of((pdrv), struct asus_wmi_driver, platform_driver)) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 61 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 62 | #define ASUS_WMI_MGMT_GUID "97845ED0-4E6D-11DE-8A39-0800200C9A66" |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 63 | |
Corentin Chary | 33e0e6f | 2011-02-06 13:28:34 +0100 | [diff] [blame] | 64 | #define NOTIFY_BRNUP_MIN 0x11 |
| 65 | #define NOTIFY_BRNUP_MAX 0x1f |
| 66 | #define NOTIFY_BRNDOWN_MIN 0x20 |
| 67 | #define NOTIFY_BRNDOWN_MAX 0x2e |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 68 | #define NOTIFY_KBD_BRTUP 0xc4 |
| 69 | #define NOTIFY_KBD_BRTDWN 0xc5 |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 70 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 71 | /* WMI Methods */ |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 72 | #define ASUS_WMI_METHODID_SPEC 0x43455053 /* BIOS SPECification */ |
| 73 | #define ASUS_WMI_METHODID_SFBD 0x44424653 /* Set First Boot Device */ |
| 74 | #define ASUS_WMI_METHODID_GLCD 0x44434C47 /* Get LCD status */ |
| 75 | #define ASUS_WMI_METHODID_GPID 0x44495047 /* Get Panel ID?? (Resol) */ |
| 76 | #define ASUS_WMI_METHODID_QMOD 0x444F4D51 /* Quiet MODe */ |
| 77 | #define ASUS_WMI_METHODID_SPLV 0x4C425053 /* Set Panel Light Value */ |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 78 | #define ASUS_WMI_METHODID_AGFN 0x4E464741 /* FaN? */ |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 79 | #define ASUS_WMI_METHODID_SFUN 0x4E554653 /* FUNCtionalities */ |
| 80 | #define ASUS_WMI_METHODID_SDSP 0x50534453 /* Set DiSPlay output */ |
| 81 | #define ASUS_WMI_METHODID_GDSP 0x50534447 /* Get DiSPlay output */ |
| 82 | #define ASUS_WMI_METHODID_DEVP 0x50564544 /* DEVice Policy */ |
| 83 | #define ASUS_WMI_METHODID_OSVR 0x5256534F /* OS VeRsion */ |
| 84 | #define ASUS_WMI_METHODID_DSTS 0x53544344 /* Device STatuS */ |
| 85 | #define ASUS_WMI_METHODID_DSTS2 0x53545344 /* Device STatuS #2*/ |
| 86 | #define ASUS_WMI_METHODID_BSTS 0x53545342 /* Bios STatuS ? */ |
| 87 | #define ASUS_WMI_METHODID_DEVS 0x53564544 /* DEVice Set */ |
| 88 | #define ASUS_WMI_METHODID_CFVS 0x53564643 /* CPU Frequency Volt Set */ |
| 89 | #define ASUS_WMI_METHODID_KBFT 0x5446424B /* KeyBoard FilTer */ |
| 90 | #define ASUS_WMI_METHODID_INIT 0x54494E49 /* INITialize */ |
| 91 | #define ASUS_WMI_METHODID_HKEY 0x59454B48 /* Hot KEY ?? */ |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 92 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 93 | #define ASUS_WMI_UNSUPPORTED_METHOD 0xFFFFFFFE |
| 94 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 95 | /* Wireless */ |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 96 | #define ASUS_WMI_DEVID_HW_SWITCH 0x00010001 |
| 97 | #define ASUS_WMI_DEVID_WIRELESS_LED 0x00010002 |
Corentin Chary | 79ec117 | 2011-07-01 11:34:35 +0200 | [diff] [blame] | 98 | #define ASUS_WMI_DEVID_CWAP 0x00010003 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 99 | #define ASUS_WMI_DEVID_WLAN 0x00010011 |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 100 | #define ASUS_WMI_DEVID_WLAN_LED 0x00010012 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 101 | #define ASUS_WMI_DEVID_BLUETOOTH 0x00010013 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 102 | #define ASUS_WMI_DEVID_GPS 0x00010015 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 103 | #define ASUS_WMI_DEVID_WIMAX 0x00010017 |
| 104 | #define ASUS_WMI_DEVID_WWAN3G 0x00010019 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 105 | #define ASUS_WMI_DEVID_UWB 0x00010021 |
| 106 | |
| 107 | /* Leds */ |
| 108 | /* 0x000200XX and 0x000400XX */ |
Corentin Chary | 79ec117 | 2011-07-01 11:34:35 +0200 | [diff] [blame] | 109 | #define ASUS_WMI_DEVID_LED1 0x00020011 |
| 110 | #define ASUS_WMI_DEVID_LED2 0x00020012 |
| 111 | #define ASUS_WMI_DEVID_LED3 0x00020013 |
| 112 | #define ASUS_WMI_DEVID_LED4 0x00020014 |
| 113 | #define ASUS_WMI_DEVID_LED5 0x00020015 |
| 114 | #define ASUS_WMI_DEVID_LED6 0x00020016 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 115 | |
| 116 | /* Backlight and Brightness */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 117 | #define ASUS_WMI_DEVID_BACKLIGHT 0x00050011 |
| 118 | #define ASUS_WMI_DEVID_BRIGHTNESS 0x00050012 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 119 | #define ASUS_WMI_DEVID_KBD_BACKLIGHT 0x00050021 |
| 120 | #define ASUS_WMI_DEVID_LIGHT_SENSOR 0x00050022 /* ?? */ |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 121 | |
| 122 | /* Misc */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 123 | #define ASUS_WMI_DEVID_CAMERA 0x00060013 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 124 | |
| 125 | /* Storage */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 126 | #define ASUS_WMI_DEVID_CARDREADER 0x00080013 |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 127 | |
| 128 | /* Input */ |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 129 | #define ASUS_WMI_DEVID_TOUCHPAD 0x00100011 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 130 | #define ASUS_WMI_DEVID_TOUCHPAD_LED 0x00100012 |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 131 | |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 132 | /* Fan, Thermal */ |
| 133 | #define ASUS_WMI_DEVID_THERMAL_CTRL 0x00110011 |
| 134 | #define ASUS_WMI_DEVID_FAN_CTRL 0x00110012 |
| 135 | |
| 136 | /* Power */ |
| 137 | #define ASUS_WMI_DEVID_PROCESSOR_STATE 0x00120012 |
| 138 | |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 139 | /* Deep S3 / Resume on LID open */ |
| 140 | #define ASUS_WMI_DEVID_LID_RESUME 0x00120031 |
| 141 | |
Corentin Chary | 4381594 | 2011-02-06 13:28:43 +0100 | [diff] [blame] | 142 | /* DSTS masks */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 143 | #define ASUS_WMI_DSTS_STATUS_BIT 0x00000001 |
Corentin Chary | a75fe0d | 2011-02-26 10:20:34 +0100 | [diff] [blame] | 144 | #define ASUS_WMI_DSTS_UNKNOWN_BIT 0x00000002 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 145 | #define ASUS_WMI_DSTS_PRESENCE_BIT 0x00010000 |
Corentin Chary | 2f686b5 | 2011-02-26 10:20:41 +0100 | [diff] [blame] | 146 | #define ASUS_WMI_DSTS_USER_BIT 0x00020000 |
| 147 | #define ASUS_WMI_DSTS_BIOS_BIT 0x00040000 |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 148 | #define ASUS_WMI_DSTS_BRIGHTNESS_MASK 0x000000FF |
| 149 | #define ASUS_WMI_DSTS_MAX_BRIGTH_MASK 0x0000FF00 |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 150 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 151 | #define ASUS_FAN_DESC "cpu_fan" |
| 152 | #define ASUS_FAN_MFUN 0x13 |
| 153 | #define ASUS_FAN_SFUN_READ 0x06 |
| 154 | #define ASUS_FAN_SFUN_WRITE 0x07 |
| 155 | #define ASUS_FAN_CTRL_MANUAL 1 |
| 156 | #define ASUS_FAN_CTRL_AUTO 2 |
| 157 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 158 | struct bios_args { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 159 | u32 arg0; |
| 160 | u32 arg1; |
| 161 | } __packed; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 162 | |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 163 | /* |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 164 | * Struct that's used for all methods called via AGFN. Naming is |
| 165 | * identically to the AML code. |
| 166 | */ |
| 167 | struct agfn_args { |
| 168 | u16 mfun; /* probably "Multi-function" to be called */ |
| 169 | u16 sfun; /* probably "Sub-function" to be called */ |
| 170 | u16 len; /* size of the hole struct, including subfunction fields */ |
| 171 | u8 stas; /* not used by now */ |
| 172 | u8 err; /* zero on success */ |
| 173 | } __packed; |
| 174 | |
| 175 | /* struct used for calling fan read and write methods */ |
| 176 | struct fan_args { |
| 177 | struct agfn_args agfn; /* common fields */ |
| 178 | u8 fan; /* fan number: 0: set auto mode 1: 1st fan */ |
| 179 | u32 speed; /* read: RPM/100 - write: 0-255 */ |
| 180 | } __packed; |
| 181 | |
| 182 | /* |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 183 | * <platform>/ - debugfs root directory |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 184 | * dev_id - current dev_id |
| 185 | * ctrl_param - current ctrl_param |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 186 | * method_id - current method_id |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 187 | * devs - call DEVS(dev_id, ctrl_param) and print result |
| 188 | * dsts - call DSTS(dev_id) and print result |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 189 | * call - call method_id(dev_id, ctrl_param) and print result |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 190 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 191 | struct asus_wmi_debug { |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 192 | struct dentry *root; |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 193 | u32 method_id; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 194 | u32 dev_id; |
| 195 | u32 ctrl_param; |
| 196 | }; |
| 197 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 198 | struct asus_rfkill { |
| 199 | struct asus_wmi *asus; |
| 200 | struct rfkill *rfkill; |
| 201 | u32 dev_id; |
| 202 | }; |
| 203 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 204 | struct asus_wmi { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 205 | int dsts_id; |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 206 | int spec; |
| 207 | int sfun; |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 208 | |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 209 | struct input_dev *inputdev; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 210 | struct backlight_device *backlight_device; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 211 | struct platform_device *platform_device; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 212 | |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 213 | struct led_classdev wlan_led; |
| 214 | int wlan_led_wk; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 215 | struct led_classdev tpd_led; |
| 216 | int tpd_led_wk; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 217 | struct led_classdev kbd_led; |
| 218 | int kbd_led_wk; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 219 | struct workqueue_struct *led_workqueue; |
| 220 | struct work_struct tpd_led_work; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 221 | struct work_struct kbd_led_work; |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 222 | struct work_struct wlan_led_work; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 223 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 224 | struct asus_rfkill wlan; |
| 225 | struct asus_rfkill bluetooth; |
| 226 | struct asus_rfkill wimax; |
| 227 | struct asus_rfkill wwan3g; |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 228 | struct asus_rfkill gps; |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 229 | struct asus_rfkill uwb; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 230 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 231 | bool asus_hwmon_fan_manual_mode; |
| 232 | int asus_hwmon_num_fans; |
| 233 | int asus_hwmon_pwm; |
| 234 | |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 235 | struct hotplug_slot *hotplug_slot; |
| 236 | struct mutex hotplug_lock; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 237 | struct mutex wmi_lock; |
| 238 | struct workqueue_struct *hotplug_workqueue; |
| 239 | struct work_struct hotplug_work; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 240 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 241 | struct asus_wmi_debug debug; |
| 242 | |
| 243 | struct asus_wmi_driver *driver; |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 244 | }; |
| 245 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 246 | static int asus_wmi_input_init(struct asus_wmi *asus) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 247 | { |
| 248 | int err; |
| 249 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 250 | asus->inputdev = input_allocate_device(); |
| 251 | if (!asus->inputdev) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 252 | return -ENOMEM; |
| 253 | |
Corentin Chary | 58a9f39 | 2011-03-30 16:32:32 +0200 | [diff] [blame] | 254 | asus->inputdev->name = asus->driver->input_name; |
| 255 | asus->inputdev->phys = asus->driver->input_phys; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 256 | asus->inputdev->id.bustype = BUS_HOST; |
| 257 | asus->inputdev->dev.parent = &asus->platform_device->dev; |
Seth Forshee | 39bbde0 | 2011-07-04 09:49:20 +0200 | [diff] [blame] | 258 | set_bit(EV_REP, asus->inputdev->evbit); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 259 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 260 | err = sparse_keymap_setup(asus->inputdev, asus->driver->keymap, NULL); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 261 | if (err) |
| 262 | goto err_free_dev; |
| 263 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 264 | err = input_register_device(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 265 | if (err) |
| 266 | goto err_free_keymap; |
| 267 | |
| 268 | return 0; |
| 269 | |
| 270 | err_free_keymap: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 271 | sparse_keymap_free(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 272 | err_free_dev: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 273 | input_free_device(asus->inputdev); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 274 | return err; |
| 275 | } |
| 276 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 277 | static void asus_wmi_input_exit(struct asus_wmi *asus) |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 278 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 279 | if (asus->inputdev) { |
| 280 | sparse_keymap_free(asus->inputdev); |
| 281 | input_unregister_device(asus->inputdev); |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 282 | } |
| 283 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 284 | asus->inputdev = NULL; |
Yong Wang | 8124888 | 2010-04-11 09:26:33 +0800 | [diff] [blame] | 285 | } |
| 286 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 287 | static int asus_wmi_evaluate_method(u32 method_id, u32 arg0, u32 arg1, |
| 288 | u32 *retval) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 289 | { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 290 | struct bios_args args = { |
| 291 | .arg0 = arg0, |
| 292 | .arg1 = arg1, |
| 293 | }; |
| 294 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 295 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 296 | acpi_status status; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 297 | union acpi_object *obj; |
Rickard Strandqvist | 8ad3be1e | 2014-06-01 14:58:52 +0200 | [diff] [blame] | 298 | u32 tmp = 0; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 299 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 300 | status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1, method_id, |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 301 | &input, &output); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 302 | |
| 303 | if (ACPI_FAILURE(status)) |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 304 | goto exit; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 305 | |
| 306 | obj = (union acpi_object *)output.pointer; |
| 307 | if (obj && obj->type == ACPI_TYPE_INTEGER) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 308 | tmp = (u32) obj->integer.value; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 309 | |
Corentin Chary | 2a3f006 | 2010-11-29 08:14:10 +0100 | [diff] [blame] | 310 | if (retval) |
| 311 | *retval = tmp; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 312 | |
| 313 | kfree(obj); |
| 314 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 315 | exit: |
| 316 | if (ACPI_FAILURE(status)) |
| 317 | return -EIO; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 318 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 319 | if (tmp == ASUS_WMI_UNSUPPORTED_METHOD) |
| 320 | return -ENODEV; |
| 321 | |
| 322 | return 0; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 323 | } |
| 324 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 325 | static int asus_wmi_evaluate_method_agfn(const struct acpi_buffer args) |
| 326 | { |
| 327 | struct acpi_buffer input; |
| 328 | u64 phys_addr; |
| 329 | u32 retval; |
| 330 | u32 status = -1; |
| 331 | |
| 332 | /* |
| 333 | * Copy to dma capable address otherwise memory corruption occurs as |
| 334 | * bios has to be able to access it. |
| 335 | */ |
| 336 | input.pointer = kzalloc(args.length, GFP_DMA | GFP_KERNEL); |
| 337 | input.length = args.length; |
| 338 | if (!input.pointer) |
| 339 | return -ENOMEM; |
| 340 | phys_addr = virt_to_phys(input.pointer); |
| 341 | memcpy(input.pointer, args.pointer, args.length); |
| 342 | |
| 343 | status = asus_wmi_evaluate_method(ASUS_WMI_METHODID_AGFN, |
| 344 | phys_addr, 0, &retval); |
| 345 | if (!status) |
| 346 | memcpy(args.pointer, input.pointer, args.length); |
| 347 | |
| 348 | kfree(input.pointer); |
| 349 | if (status) |
| 350 | return -ENXIO; |
| 351 | |
| 352 | return retval; |
| 353 | } |
| 354 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 355 | 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] | 356 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 357 | return asus_wmi_evaluate_method(asus->dsts_id, dev_id, 0, retval); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | static int asus_wmi_set_devstate(u32 dev_id, u32 ctrl_param, |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 361 | u32 *retval) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 362 | { |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 363 | return asus_wmi_evaluate_method(ASUS_WMI_METHODID_DEVS, dev_id, |
| 364 | ctrl_param, retval); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 365 | } |
| 366 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 367 | /* Helper for special devices with magic return codes */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 368 | static int asus_wmi_get_devstate_bits(struct asus_wmi *asus, |
| 369 | u32 dev_id, u32 mask) |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 370 | { |
| 371 | u32 retval = 0; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 372 | int err; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 373 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 374 | err = asus_wmi_get_devstate(asus, dev_id, &retval); |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 375 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 376 | if (err < 0) |
| 377 | return err; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 378 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 379 | if (!(retval & ASUS_WMI_DSTS_PRESENCE_BIT)) |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 380 | return -ENODEV; |
| 381 | |
Corentin Chary | a75fe0d | 2011-02-26 10:20:34 +0100 | [diff] [blame] | 382 | if (mask == ASUS_WMI_DSTS_STATUS_BIT) { |
| 383 | if (retval & ASUS_WMI_DSTS_UNKNOWN_BIT) |
| 384 | return -ENODEV; |
| 385 | } |
| 386 | |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 387 | return retval & mask; |
| 388 | } |
| 389 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 390 | 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] | 391 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 392 | return asus_wmi_get_devstate_bits(asus, dev_id, |
| 393 | ASUS_WMI_DSTS_STATUS_BIT); |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 394 | } |
| 395 | |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 396 | /* |
| 397 | * LEDs |
| 398 | */ |
| 399 | /* |
| 400 | * These functions actually update the LED's, and are called from a |
| 401 | * workqueue. By doing this as separate work rather than when the LED |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 402 | * subsystem asks, we avoid messing with the Asus ACPI stuff during a |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 403 | * potentially bad time, such as a timer interrupt. |
| 404 | */ |
| 405 | static void tpd_led_update(struct work_struct *work) |
| 406 | { |
| 407 | int ctrl_param; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 408 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 409 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 410 | asus = container_of(work, struct asus_wmi, tpd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 411 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 412 | ctrl_param = asus->tpd_led_wk; |
| 413 | asus_wmi_set_devstate(ASUS_WMI_DEVID_TOUCHPAD_LED, ctrl_param, NULL); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 414 | } |
| 415 | |
| 416 | static void tpd_led_set(struct led_classdev *led_cdev, |
| 417 | enum led_brightness value) |
| 418 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 419 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 420 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 421 | asus = container_of(led_cdev, struct asus_wmi, tpd_led); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 422 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 423 | asus->tpd_led_wk = !!value; |
| 424 | queue_work(asus->led_workqueue, &asus->tpd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 425 | } |
| 426 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 427 | static int read_tpd_led_state(struct asus_wmi *asus) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 428 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 429 | return asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_TOUCHPAD_LED); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 430 | } |
| 431 | |
| 432 | static enum led_brightness tpd_led_get(struct led_classdev *led_cdev) |
| 433 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 434 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 435 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 436 | asus = container_of(led_cdev, struct asus_wmi, tpd_led); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 437 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 438 | return read_tpd_led_state(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 439 | } |
| 440 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 441 | static void kbd_led_update(struct work_struct *work) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 442 | { |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 443 | int ctrl_param = 0; |
| 444 | struct asus_wmi *asus; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 445 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 446 | asus = container_of(work, struct asus_wmi, kbd_led_work); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 447 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 448 | /* |
| 449 | * bits 0-2: level |
| 450 | * bit 7: light on/off |
| 451 | */ |
| 452 | if (asus->kbd_led_wk > 0) |
| 453 | ctrl_param = 0x80 | (asus->kbd_led_wk & 0x7F); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 454 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 455 | asus_wmi_set_devstate(ASUS_WMI_DEVID_KBD_BACKLIGHT, ctrl_param, NULL); |
| 456 | } |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 457 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 458 | static int kbd_led_read(struct asus_wmi *asus, int *level, int *env) |
| 459 | { |
| 460 | int retval; |
| 461 | |
| 462 | /* |
| 463 | * bits 0-2: level |
| 464 | * bit 7: light on/off |
| 465 | * bit 8-10: environment (0: dark, 1: normal, 2: light) |
| 466 | * bit 17: status unknown |
| 467 | */ |
| 468 | retval = asus_wmi_get_devstate_bits(asus, ASUS_WMI_DEVID_KBD_BACKLIGHT, |
| 469 | 0xFFFF); |
| 470 | |
Corentin Chary | af965e9 | 2011-07-01 11:34:34 +0200 | [diff] [blame] | 471 | /* Unknown status is considered as off */ |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 472 | if (retval == 0x8000) |
Corentin Chary | af965e9 | 2011-07-01 11:34:34 +0200 | [diff] [blame] | 473 | retval = 0; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 474 | |
| 475 | if (retval >= 0) { |
| 476 | if (level) |
Corentin Chary | c09b223 | 2012-03-20 09:53:04 +0100 | [diff] [blame] | 477 | *level = retval & 0x7F; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 478 | if (env) |
| 479 | *env = (retval >> 8) & 0x7F; |
| 480 | retval = 0; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 481 | } |
| 482 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 483 | return retval; |
| 484 | } |
| 485 | |
| 486 | static void kbd_led_set(struct led_classdev *led_cdev, |
| 487 | enum led_brightness value) |
| 488 | { |
| 489 | struct asus_wmi *asus; |
| 490 | |
| 491 | asus = container_of(led_cdev, struct asus_wmi, kbd_led); |
| 492 | |
| 493 | if (value > asus->kbd_led.max_brightness) |
| 494 | value = asus->kbd_led.max_brightness; |
| 495 | else if (value < 0) |
| 496 | value = 0; |
| 497 | |
| 498 | asus->kbd_led_wk = value; |
| 499 | queue_work(asus->led_workqueue, &asus->kbd_led_work); |
| 500 | } |
| 501 | |
| 502 | static enum led_brightness kbd_led_get(struct led_classdev *led_cdev) |
| 503 | { |
| 504 | struct asus_wmi *asus; |
| 505 | int retval, value; |
| 506 | |
| 507 | asus = container_of(led_cdev, struct asus_wmi, kbd_led); |
| 508 | |
| 509 | retval = kbd_led_read(asus, &value, NULL); |
| 510 | |
| 511 | if (retval < 0) |
| 512 | return retval; |
| 513 | |
| 514 | return value; |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 515 | } |
| 516 | |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 517 | static int wlan_led_unknown_state(struct asus_wmi *asus) |
| 518 | { |
| 519 | u32 result; |
| 520 | |
| 521 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 522 | |
| 523 | return result & ASUS_WMI_DSTS_UNKNOWN_BIT; |
| 524 | } |
| 525 | |
| 526 | static int wlan_led_presence(struct asus_wmi *asus) |
| 527 | { |
| 528 | u32 result; |
| 529 | |
| 530 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 531 | |
| 532 | return result & ASUS_WMI_DSTS_PRESENCE_BIT; |
| 533 | } |
| 534 | |
| 535 | static void wlan_led_update(struct work_struct *work) |
| 536 | { |
| 537 | int ctrl_param; |
| 538 | struct asus_wmi *asus; |
| 539 | |
| 540 | asus = container_of(work, struct asus_wmi, wlan_led_work); |
| 541 | |
| 542 | ctrl_param = asus->wlan_led_wk; |
| 543 | asus_wmi_set_devstate(ASUS_WMI_DEVID_WIRELESS_LED, ctrl_param, NULL); |
| 544 | } |
| 545 | |
| 546 | static void wlan_led_set(struct led_classdev *led_cdev, |
| 547 | enum led_brightness value) |
| 548 | { |
| 549 | struct asus_wmi *asus; |
| 550 | |
| 551 | asus = container_of(led_cdev, struct asus_wmi, wlan_led); |
| 552 | |
| 553 | asus->wlan_led_wk = !!value; |
| 554 | queue_work(asus->led_workqueue, &asus->wlan_led_work); |
| 555 | } |
| 556 | |
| 557 | static enum led_brightness wlan_led_get(struct led_classdev *led_cdev) |
| 558 | { |
| 559 | struct asus_wmi *asus; |
| 560 | u32 result; |
| 561 | |
| 562 | asus = container_of(led_cdev, struct asus_wmi, wlan_led); |
| 563 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WIRELESS_LED, &result); |
| 564 | |
| 565 | return result & ASUS_WMI_DSTS_BRIGHTNESS_MASK; |
| 566 | } |
| 567 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 568 | static void asus_wmi_led_exit(struct asus_wmi *asus) |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 569 | { |
Axel Lin | e929802 | 2011-08-08 17:16:01 +0800 | [diff] [blame] | 570 | if (!IS_ERR_OR_NULL(asus->kbd_led.dev)) |
| 571 | led_classdev_unregister(&asus->kbd_led); |
| 572 | if (!IS_ERR_OR_NULL(asus->tpd_led.dev)) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 573 | led_classdev_unregister(&asus->tpd_led); |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 574 | if (!IS_ERR_OR_NULL(asus->wlan_led.dev)) |
| 575 | led_classdev_unregister(&asus->wlan_led); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 576 | if (asus->led_workqueue) |
| 577 | destroy_workqueue(asus->led_workqueue); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 578 | } |
| 579 | |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 580 | static int asus_wmi_led_init(struct asus_wmi *asus) |
| 581 | { |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 582 | int rv = 0, led_val; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 583 | |
| 584 | asus->led_workqueue = create_singlethread_workqueue("led_workqueue"); |
| 585 | if (!asus->led_workqueue) |
| 586 | return -ENOMEM; |
| 587 | |
| 588 | if (read_tpd_led_state(asus) >= 0) { |
| 589 | INIT_WORK(&asus->tpd_led_work, tpd_led_update); |
| 590 | |
| 591 | asus->tpd_led.name = "asus::touchpad"; |
| 592 | asus->tpd_led.brightness_set = tpd_led_set; |
| 593 | asus->tpd_led.brightness_get = tpd_led_get; |
| 594 | asus->tpd_led.max_brightness = 1; |
| 595 | |
| 596 | rv = led_classdev_register(&asus->platform_device->dev, |
| 597 | &asus->tpd_led); |
| 598 | if (rv) |
| 599 | goto error; |
| 600 | } |
| 601 | |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 602 | led_val = kbd_led_read(asus, NULL, NULL); |
| 603 | if (led_val >= 0) { |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 604 | INIT_WORK(&asus->kbd_led_work, kbd_led_update); |
| 605 | |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 606 | asus->kbd_led_wk = led_val; |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 607 | asus->kbd_led.name = "asus::kbd_backlight"; |
| 608 | asus->kbd_led.brightness_set = kbd_led_set; |
| 609 | asus->kbd_led.brightness_get = kbd_led_get; |
| 610 | asus->kbd_led.max_brightness = 3; |
| 611 | |
| 612 | rv = led_classdev_register(&asus->platform_device->dev, |
| 613 | &asus->kbd_led); |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 614 | if (rv) |
| 615 | goto error; |
| 616 | } |
| 617 | |
AceLan Kao | f515623 | 2014-07-09 16:18:18 +0800 | [diff] [blame] | 618 | if (wlan_led_presence(asus) && (asus->driver->quirks->wapf > 0)) { |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 619 | INIT_WORK(&asus->wlan_led_work, wlan_led_update); |
| 620 | |
| 621 | asus->wlan_led.name = "asus::wlan"; |
| 622 | asus->wlan_led.brightness_set = wlan_led_set; |
| 623 | if (!wlan_led_unknown_state(asus)) |
| 624 | asus->wlan_led.brightness_get = wlan_led_get; |
| 625 | asus->wlan_led.flags = LED_CORE_SUSPENDRESUME; |
| 626 | asus->wlan_led.max_brightness = 1; |
| 627 | asus->wlan_led.default_trigger = "asus-wlan"; |
| 628 | |
| 629 | rv = led_classdev_register(&asus->platform_device->dev, |
| 630 | &asus->wlan_led); |
Corentin Chary | e9809c0 | 2011-07-01 11:34:31 +0200 | [diff] [blame] | 631 | } |
| 632 | |
| 633 | error: |
| 634 | if (rv) |
| 635 | asus_wmi_led_exit(asus); |
| 636 | |
| 637 | return rv; |
| 638 | } |
| 639 | |
| 640 | |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 641 | /* |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 642 | * PCI hotplug (for wlan rfkill) |
| 643 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 644 | static bool asus_wlan_rfkill_blocked(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 645 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 646 | int result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 647 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 648 | if (result < 0) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 649 | return false; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 650 | return !result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 651 | } |
| 652 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 653 | static void asus_rfkill_hotplug(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 654 | { |
| 655 | struct pci_dev *dev; |
| 656 | struct pci_bus *bus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 657 | bool blocked; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 658 | bool absent; |
| 659 | u32 l; |
| 660 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 661 | mutex_lock(&asus->wmi_lock); |
| 662 | blocked = asus_wlan_rfkill_blocked(asus); |
| 663 | mutex_unlock(&asus->wmi_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 664 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 665 | mutex_lock(&asus->hotplug_lock); |
Rafael J. Wysocki | 8b9ec1d | 2014-01-10 15:27:08 +0100 | [diff] [blame] | 666 | pci_lock_rescan_remove(); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 667 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 668 | if (asus->wlan.rfkill) |
| 669 | rfkill_set_sw_state(asus->wlan.rfkill, blocked); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 670 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 671 | if (asus->hotplug_slot) { |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 672 | bus = pci_find_bus(0, 1); |
| 673 | if (!bus) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 674 | pr_warn("Unable to find PCI bus 1?\n"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 675 | goto out_unlock; |
| 676 | } |
| 677 | |
| 678 | if (pci_bus_read_config_dword(bus, 0, PCI_VENDOR_ID, &l)) { |
| 679 | pr_err("Unable to read PCI config space?\n"); |
| 680 | goto out_unlock; |
| 681 | } |
| 682 | absent = (l == 0xffffffff); |
| 683 | |
| 684 | if (blocked != absent) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 685 | pr_warn("BIOS says wireless lan is %s, " |
| 686 | "but the pci device is %s\n", |
| 687 | blocked ? "blocked" : "unblocked", |
| 688 | absent ? "absent" : "present"); |
| 689 | pr_warn("skipped wireless hotplug as probably " |
| 690 | "inappropriate for this model\n"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 691 | goto out_unlock; |
| 692 | } |
| 693 | |
| 694 | if (!blocked) { |
| 695 | dev = pci_get_slot(bus, 0); |
| 696 | if (dev) { |
| 697 | /* Device already present */ |
| 698 | pci_dev_put(dev); |
| 699 | goto out_unlock; |
| 700 | } |
| 701 | dev = pci_scan_single_device(bus, 0); |
| 702 | if (dev) { |
| 703 | pci_bus_assign_resources(bus); |
Yijing Wang | c893d13 | 2014-05-30 11:01:03 +0800 | [diff] [blame] | 704 | pci_bus_add_device(dev); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 705 | } |
| 706 | } else { |
| 707 | dev = pci_get_slot(bus, 0); |
| 708 | if (dev) { |
Yinghai Lu | 210647a | 2012-02-25 13:54:20 -0800 | [diff] [blame] | 709 | pci_stop_and_remove_bus_device(dev); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 710 | pci_dev_put(dev); |
| 711 | } |
| 712 | } |
| 713 | } |
| 714 | |
| 715 | out_unlock: |
Rafael J. Wysocki | 8b9ec1d | 2014-01-10 15:27:08 +0100 | [diff] [blame] | 716 | pci_unlock_rescan_remove(); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 717 | mutex_unlock(&asus->hotplug_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 718 | } |
| 719 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 720 | static void asus_rfkill_notify(acpi_handle handle, u32 event, void *data) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 721 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 722 | struct asus_wmi *asus = data; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 723 | |
| 724 | if (event != ACPI_NOTIFY_BUS_CHECK) |
| 725 | return; |
| 726 | |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 727 | /* |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 728 | * We can't call directly asus_rfkill_hotplug because most |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 729 | * of the time WMBC is still being executed and not reetrant. |
| 730 | * There is currently no way to tell ACPICA that we want this |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 731 | * method to be serialized, we schedule a asus_rfkill_hotplug |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 732 | * call later, in a safer context. |
| 733 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 734 | queue_work(asus->hotplug_workqueue, &asus->hotplug_work); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 735 | } |
| 736 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 737 | static int asus_register_rfkill_notifier(struct asus_wmi *asus, char *node) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 738 | { |
| 739 | acpi_status status; |
| 740 | acpi_handle handle; |
| 741 | |
| 742 | status = acpi_get_handle(NULL, node, &handle); |
| 743 | |
| 744 | if (ACPI_SUCCESS(status)) { |
| 745 | status = acpi_install_notify_handler(handle, |
| 746 | ACPI_SYSTEM_NOTIFY, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 747 | asus_rfkill_notify, asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 748 | if (ACPI_FAILURE(status)) |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 749 | pr_warn("Failed to register notify on %s\n", node); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 750 | } else |
| 751 | return -ENODEV; |
| 752 | |
| 753 | return 0; |
| 754 | } |
| 755 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 756 | static void asus_unregister_rfkill_notifier(struct asus_wmi *asus, char *node) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 757 | { |
| 758 | acpi_status status = AE_OK; |
| 759 | acpi_handle handle; |
| 760 | |
| 761 | status = acpi_get_handle(NULL, node, &handle); |
| 762 | |
| 763 | if (ACPI_SUCCESS(status)) { |
| 764 | status = acpi_remove_notify_handler(handle, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 765 | ACPI_SYSTEM_NOTIFY, |
| 766 | asus_rfkill_notify); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 767 | if (ACPI_FAILURE(status)) |
| 768 | pr_err("Error removing rfkill notify handler %s\n", |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 769 | node); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 770 | } |
| 771 | } |
| 772 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 773 | static int asus_get_adapter_status(struct hotplug_slot *hotplug_slot, |
| 774 | u8 *value) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 775 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 776 | struct asus_wmi *asus = hotplug_slot->private; |
| 777 | int result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 778 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 779 | if (result < 0) |
| 780 | return result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 781 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 782 | *value = !!result; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 783 | return 0; |
| 784 | } |
| 785 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 786 | static void asus_cleanup_pci_hotplug(struct hotplug_slot *hotplug_slot) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 787 | { |
| 788 | kfree(hotplug_slot->info); |
| 789 | kfree(hotplug_slot); |
| 790 | } |
| 791 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 792 | static struct hotplug_slot_ops asus_hotplug_slot_ops = { |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 793 | .owner = THIS_MODULE, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 794 | .get_adapter_status = asus_get_adapter_status, |
| 795 | .get_power_status = asus_get_adapter_status, |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 796 | }; |
| 797 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 798 | static void asus_hotplug_work(struct work_struct *work) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 799 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 800 | struct asus_wmi *asus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 801 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 802 | asus = container_of(work, struct asus_wmi, hotplug_work); |
| 803 | asus_rfkill_hotplug(asus); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 804 | } |
| 805 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 806 | static int asus_setup_pci_hotplug(struct asus_wmi *asus) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 807 | { |
| 808 | int ret = -ENOMEM; |
| 809 | struct pci_bus *bus = pci_find_bus(0, 1); |
| 810 | |
| 811 | if (!bus) { |
| 812 | pr_err("Unable to find wifi PCI bus\n"); |
| 813 | return -ENODEV; |
| 814 | } |
| 815 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 816 | asus->hotplug_workqueue = |
| 817 | create_singlethread_workqueue("hotplug_workqueue"); |
| 818 | if (!asus->hotplug_workqueue) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 819 | goto error_workqueue; |
| 820 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 821 | INIT_WORK(&asus->hotplug_work, asus_hotplug_work); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 822 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 823 | asus->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL); |
| 824 | if (!asus->hotplug_slot) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 825 | goto error_slot; |
| 826 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 827 | asus->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info), |
| 828 | GFP_KERNEL); |
| 829 | if (!asus->hotplug_slot->info) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 830 | goto error_info; |
| 831 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 832 | asus->hotplug_slot->private = asus; |
| 833 | asus->hotplug_slot->release = &asus_cleanup_pci_hotplug; |
| 834 | asus->hotplug_slot->ops = &asus_hotplug_slot_ops; |
| 835 | asus_get_adapter_status(asus->hotplug_slot, |
| 836 | &asus->hotplug_slot->info->adapter_status); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 837 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 838 | ret = pci_hp_register(asus->hotplug_slot, bus, 0, "asus-wifi"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 839 | if (ret) { |
| 840 | pr_err("Unable to register hotplug slot - %d\n", ret); |
| 841 | goto error_register; |
| 842 | } |
| 843 | |
| 844 | return 0; |
| 845 | |
| 846 | error_register: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 847 | kfree(asus->hotplug_slot->info); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 848 | error_info: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 849 | kfree(asus->hotplug_slot); |
| 850 | asus->hotplug_slot = NULL; |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 851 | error_slot: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 852 | destroy_workqueue(asus->hotplug_workqueue); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 853 | error_workqueue: |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 854 | return ret; |
| 855 | } |
| 856 | |
| 857 | /* |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 858 | * Rfkill devices |
| 859 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 860 | static int asus_rfkill_set(void *data, bool blocked) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 861 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 862 | struct asus_rfkill *priv = data; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 863 | u32 ctrl_param = !blocked; |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 864 | u32 dev_id = priv->dev_id; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 865 | |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 866 | /* |
| 867 | * If the user bit is set, BIOS can't set and record the wlan status, |
| 868 | * it will report the value read from id ASUS_WMI_DEVID_WLAN_LED |
| 869 | * while we query the wlan status through WMI(ASUS_WMI_DEVID_WLAN). |
| 870 | * So, we have to record wlan status in id ASUS_WMI_DEVID_WLAN_LED |
| 871 | * while setting the wlan status through WMI. |
| 872 | * This is also the behavior that windows app will do. |
| 873 | */ |
| 874 | if ((dev_id == ASUS_WMI_DEVID_WLAN) && |
| 875 | priv->asus->driver->wlan_ctrl_by_user) |
| 876 | dev_id = ASUS_WMI_DEVID_WLAN_LED; |
| 877 | |
| 878 | return asus_wmi_set_devstate(dev_id, ctrl_param, NULL); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 879 | } |
| 880 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 881 | static void asus_rfkill_query(struct rfkill *rfkill, void *data) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 882 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 883 | struct asus_rfkill *priv = data; |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 884 | int result; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 885 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 886 | result = asus_wmi_get_devstate_simple(priv->asus, priv->dev_id); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 887 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 888 | if (result < 0) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 889 | return; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 890 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 891 | rfkill_set_sw_state(priv->rfkill, !result); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 892 | } |
| 893 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 894 | static int asus_rfkill_wlan_set(void *data, bool blocked) |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 895 | { |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 896 | struct asus_rfkill *priv = data; |
| 897 | struct asus_wmi *asus = priv->asus; |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 898 | int ret; |
| 899 | |
| 900 | /* |
| 901 | * This handler is enabled only if hotplug is enabled. |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 902 | * In this case, the asus_wmi_set_devstate() will |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 903 | * trigger a wmi notification and we need to wait |
| 904 | * this call to finish before being able to call |
| 905 | * any wmi method |
| 906 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 907 | mutex_lock(&asus->wmi_lock); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 908 | ret = asus_rfkill_set(data, blocked); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 909 | mutex_unlock(&asus->wmi_lock); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 910 | return ret; |
| 911 | } |
| 912 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 913 | static const struct rfkill_ops asus_rfkill_wlan_ops = { |
| 914 | .set_block = asus_rfkill_wlan_set, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 915 | .query = asus_rfkill_query, |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 916 | }; |
| 917 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 918 | static const struct rfkill_ops asus_rfkill_ops = { |
| 919 | .set_block = asus_rfkill_set, |
| 920 | .query = asus_rfkill_query, |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 921 | }; |
| 922 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 923 | static int asus_new_rfkill(struct asus_wmi *asus, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 924 | struct asus_rfkill *arfkill, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 925 | const char *name, enum rfkill_type type, int dev_id) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 926 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 927 | int result = asus_wmi_get_devstate_simple(asus, dev_id); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 928 | struct rfkill **rfkill = &arfkill->rfkill; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 929 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 930 | if (result < 0) |
| 931 | return result; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 932 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 933 | arfkill->dev_id = dev_id; |
| 934 | arfkill->asus = asus; |
| 935 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 936 | if (dev_id == ASUS_WMI_DEVID_WLAN && |
| 937 | asus->driver->quirks->hotplug_wireless) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 938 | *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 939 | &asus_rfkill_wlan_ops, arfkill); |
Corentin Chary | 279f8f9 | 2011-02-06 13:28:29 +0100 | [diff] [blame] | 940 | else |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 941 | *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type, |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 942 | &asus_rfkill_ops, arfkill); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 943 | |
| 944 | if (!*rfkill) |
| 945 | return -EINVAL; |
| 946 | |
AceLan Kao | e8f56c8 | 2013-05-30 10:31:50 +0800 | [diff] [blame] | 947 | if ((dev_id == ASUS_WMI_DEVID_WLAN) && |
AceLan Kao | f515623 | 2014-07-09 16:18:18 +0800 | [diff] [blame] | 948 | (asus->driver->quirks->wapf > 0)) |
AceLan Kao | 6cae06e | 2012-07-27 16:51:59 +0800 | [diff] [blame] | 949 | rfkill_set_led_trigger_name(*rfkill, "asus-wlan"); |
| 950 | |
Corentin Chary | 5c95638 | 2011-02-06 13:28:31 +0100 | [diff] [blame] | 951 | rfkill_init_sw_state(*rfkill, !result); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 952 | result = rfkill_register(*rfkill); |
| 953 | if (result) { |
| 954 | rfkill_destroy(*rfkill); |
| 955 | *rfkill = NULL; |
| 956 | return result; |
| 957 | } |
| 958 | return 0; |
| 959 | } |
| 960 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 961 | static void asus_wmi_rfkill_exit(struct asus_wmi *asus) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 962 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 963 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P5"); |
| 964 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P6"); |
| 965 | asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P7"); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 966 | if (asus->wlan.rfkill) { |
| 967 | rfkill_unregister(asus->wlan.rfkill); |
| 968 | rfkill_destroy(asus->wlan.rfkill); |
| 969 | asus->wlan.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 970 | } |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 971 | /* |
| 972 | * Refresh pci hotplug in case the rfkill state was changed after |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 973 | * asus_unregister_rfkill_notifier() |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 974 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 975 | asus_rfkill_hotplug(asus); |
| 976 | if (asus->hotplug_slot) |
| 977 | pci_hp_deregister(asus->hotplug_slot); |
| 978 | if (asus->hotplug_workqueue) |
| 979 | destroy_workqueue(asus->hotplug_workqueue); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 980 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 981 | if (asus->bluetooth.rfkill) { |
| 982 | rfkill_unregister(asus->bluetooth.rfkill); |
| 983 | rfkill_destroy(asus->bluetooth.rfkill); |
| 984 | asus->bluetooth.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 985 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 986 | if (asus->wimax.rfkill) { |
| 987 | rfkill_unregister(asus->wimax.rfkill); |
| 988 | rfkill_destroy(asus->wimax.rfkill); |
| 989 | asus->wimax.rfkill = NULL; |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 990 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 991 | if (asus->wwan3g.rfkill) { |
| 992 | rfkill_unregister(asus->wwan3g.rfkill); |
| 993 | rfkill_destroy(asus->wwan3g.rfkill); |
| 994 | asus->wwan3g.rfkill = NULL; |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 995 | } |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 996 | if (asus->gps.rfkill) { |
| 997 | rfkill_unregister(asus->gps.rfkill); |
| 998 | rfkill_destroy(asus->gps.rfkill); |
| 999 | asus->gps.rfkill = NULL; |
| 1000 | } |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 1001 | if (asus->uwb.rfkill) { |
| 1002 | rfkill_unregister(asus->uwb.rfkill); |
| 1003 | rfkill_destroy(asus->uwb.rfkill); |
| 1004 | asus->uwb.rfkill = NULL; |
| 1005 | } |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1006 | } |
| 1007 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1008 | static int asus_wmi_rfkill_init(struct asus_wmi *asus) |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1009 | { |
| 1010 | int result = 0; |
| 1011 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1012 | mutex_init(&asus->hotplug_lock); |
| 1013 | mutex_init(&asus->wmi_lock); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1014 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1015 | result = asus_new_rfkill(asus, &asus->wlan, "asus-wlan", |
| 1016 | RFKILL_TYPE_WLAN, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1017 | |
| 1018 | if (result && result != -ENODEV) |
| 1019 | goto exit; |
| 1020 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1021 | result = asus_new_rfkill(asus, &asus->bluetooth, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1022 | "asus-bluetooth", RFKILL_TYPE_BLUETOOTH, |
| 1023 | ASUS_WMI_DEVID_BLUETOOTH); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1024 | |
| 1025 | if (result && result != -ENODEV) |
| 1026 | goto exit; |
| 1027 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1028 | result = asus_new_rfkill(asus, &asus->wimax, "asus-wimax", |
| 1029 | RFKILL_TYPE_WIMAX, ASUS_WMI_DEVID_WIMAX); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 1030 | |
| 1031 | if (result && result != -ENODEV) |
| 1032 | goto exit; |
| 1033 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 1034 | result = asus_new_rfkill(asus, &asus->wwan3g, "asus-wwan3g", |
| 1035 | RFKILL_TYPE_WWAN, ASUS_WMI_DEVID_WWAN3G); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1036 | |
| 1037 | if (result && result != -ENODEV) |
| 1038 | goto exit; |
| 1039 | |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 1040 | result = asus_new_rfkill(asus, &asus->gps, "asus-gps", |
| 1041 | RFKILL_TYPE_GPS, ASUS_WMI_DEVID_GPS); |
| 1042 | |
| 1043 | if (result && result != -ENODEV) |
| 1044 | goto exit; |
| 1045 | |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 1046 | result = asus_new_rfkill(asus, &asus->uwb, "asus-uwb", |
| 1047 | RFKILL_TYPE_UWB, ASUS_WMI_DEVID_UWB); |
| 1048 | |
| 1049 | if (result && result != -ENODEV) |
| 1050 | goto exit; |
| 1051 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1052 | if (!asus->driver->quirks->hotplug_wireless) |
Corentin Chary | c14d4b8 | 2011-02-06 13:28:40 +0100 | [diff] [blame] | 1053 | goto exit; |
| 1054 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1055 | result = asus_setup_pci_hotplug(asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1056 | /* |
| 1057 | * If we get -EBUSY then something else is handling the PCI hotplug - |
| 1058 | * don't fail in this case |
| 1059 | */ |
| 1060 | if (result == -EBUSY) |
| 1061 | result = 0; |
| 1062 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1063 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P5"); |
| 1064 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P6"); |
| 1065 | asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P7"); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1066 | /* |
| 1067 | * Refresh pci hotplug in case the rfkill state was changed during |
| 1068 | * setup. |
| 1069 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1070 | asus_rfkill_hotplug(asus); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 1071 | |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1072 | exit: |
| 1073 | if (result && result != -ENODEV) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1074 | asus_wmi_rfkill_exit(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 1075 | |
| 1076 | if (result == -ENODEV) |
| 1077 | result = 0; |
| 1078 | |
| 1079 | return result; |
| 1080 | } |
| 1081 | |
| 1082 | /* |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1083 | * Hwmon device |
| 1084 | */ |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1085 | static int asus_hwmon_agfn_fan_speed_read(struct asus_wmi *asus, int fan, |
| 1086 | int *speed) |
| 1087 | { |
| 1088 | struct fan_args args = { |
| 1089 | .agfn.len = sizeof(args), |
| 1090 | .agfn.mfun = ASUS_FAN_MFUN, |
| 1091 | .agfn.sfun = ASUS_FAN_SFUN_READ, |
| 1092 | .fan = fan, |
| 1093 | .speed = 0, |
| 1094 | }; |
| 1095 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
| 1096 | int status; |
| 1097 | |
| 1098 | if (fan != 1) |
| 1099 | return -EINVAL; |
| 1100 | |
| 1101 | status = asus_wmi_evaluate_method_agfn(input); |
| 1102 | |
| 1103 | if (status || args.agfn.err) |
| 1104 | return -ENXIO; |
| 1105 | |
| 1106 | if (speed) |
| 1107 | *speed = args.speed; |
| 1108 | |
| 1109 | return 0; |
| 1110 | } |
| 1111 | |
| 1112 | static int asus_hwmon_agfn_fan_speed_write(struct asus_wmi *asus, int fan, |
| 1113 | int *speed) |
| 1114 | { |
| 1115 | struct fan_args args = { |
| 1116 | .agfn.len = sizeof(args), |
| 1117 | .agfn.mfun = ASUS_FAN_MFUN, |
| 1118 | .agfn.sfun = ASUS_FAN_SFUN_WRITE, |
| 1119 | .fan = fan, |
| 1120 | .speed = speed ? *speed : 0, |
| 1121 | }; |
| 1122 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
| 1123 | int status; |
| 1124 | |
| 1125 | /* 1: for setting 1st fan's speed 0: setting auto mode */ |
| 1126 | if (fan != 1 && fan != 0) |
| 1127 | return -EINVAL; |
| 1128 | |
| 1129 | status = asus_wmi_evaluate_method_agfn(input); |
| 1130 | |
| 1131 | if (status || args.agfn.err) |
| 1132 | return -ENXIO; |
| 1133 | |
| 1134 | if (speed && fan == 1) |
| 1135 | asus->asus_hwmon_pwm = *speed; |
| 1136 | |
| 1137 | return 0; |
| 1138 | } |
| 1139 | |
| 1140 | /* |
| 1141 | * Check if we can read the speed of one fan. If true we assume we can also |
| 1142 | * control it. |
| 1143 | */ |
| 1144 | static int asus_hwmon_get_fan_number(struct asus_wmi *asus, int *num_fans) |
| 1145 | { |
| 1146 | int status; |
| 1147 | int speed = 0; |
| 1148 | |
| 1149 | *num_fans = 0; |
| 1150 | |
| 1151 | status = asus_hwmon_agfn_fan_speed_read(asus, 1, &speed); |
| 1152 | if (!status) |
| 1153 | *num_fans = 1; |
| 1154 | |
| 1155 | return 0; |
| 1156 | } |
| 1157 | |
| 1158 | static int asus_hwmon_fan_set_auto(struct asus_wmi *asus) |
| 1159 | { |
| 1160 | int status; |
| 1161 | |
| 1162 | status = asus_hwmon_agfn_fan_speed_write(asus, 0, NULL); |
| 1163 | if (status) |
| 1164 | return -ENXIO; |
| 1165 | |
| 1166 | asus->asus_hwmon_fan_manual_mode = false; |
| 1167 | |
| 1168 | return 0; |
| 1169 | } |
| 1170 | |
| 1171 | static int asus_hwmon_fan_rpm_show(struct device *dev, int fan) |
| 1172 | { |
| 1173 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1174 | int value; |
| 1175 | int ret; |
| 1176 | |
| 1177 | /* no speed readable on manual mode */ |
| 1178 | if (asus->asus_hwmon_fan_manual_mode) |
| 1179 | return -ENXIO; |
| 1180 | |
| 1181 | ret = asus_hwmon_agfn_fan_speed_read(asus, fan+1, &value); |
| 1182 | if (ret) { |
| 1183 | pr_warn("reading fan speed failed: %d\n", ret); |
| 1184 | return -ENXIO; |
| 1185 | } |
| 1186 | |
| 1187 | return value; |
| 1188 | } |
| 1189 | |
| 1190 | static void asus_hwmon_pwm_show(struct asus_wmi *asus, int fan, int *value) |
| 1191 | { |
| 1192 | int err; |
| 1193 | |
| 1194 | if (asus->asus_hwmon_pwm >= 0) { |
| 1195 | *value = asus->asus_hwmon_pwm; |
| 1196 | return; |
| 1197 | } |
| 1198 | |
| 1199 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_FAN_CTRL, value); |
| 1200 | if (err < 0) |
| 1201 | return; |
| 1202 | |
| 1203 | *value &= 0xFF; |
| 1204 | |
| 1205 | if (*value == 1) /* Low Speed */ |
| 1206 | *value = 85; |
| 1207 | else if (*value == 2) |
| 1208 | *value = 170; |
| 1209 | else if (*value == 3) |
| 1210 | *value = 255; |
| 1211 | else if (*value) { |
| 1212 | pr_err("Unknown fan speed %#x\n", *value); |
| 1213 | *value = -1; |
| 1214 | } |
| 1215 | } |
| 1216 | |
| 1217 | static ssize_t pwm1_show(struct device *dev, |
Corentin Chary | 49979d0 | 2011-07-01 11:34:26 +0200 | [diff] [blame] | 1218 | struct device_attribute *attr, |
| 1219 | char *buf) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1220 | { |
| 1221 | struct asus_wmi *asus = dev_get_drvdata(dev); |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1222 | int value; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1223 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1224 | asus_hwmon_pwm_show(asus, 0, &value); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1225 | |
| 1226 | return sprintf(buf, "%d\n", value); |
| 1227 | } |
| 1228 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1229 | static ssize_t pwm1_store(struct device *dev, |
| 1230 | struct device_attribute *attr, |
| 1231 | const char *buf, size_t count) { |
| 1232 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1233 | int value; |
| 1234 | int state; |
| 1235 | int ret; |
| 1236 | |
| 1237 | ret = kstrtouint(buf, 10, &value); |
| 1238 | |
| 1239 | if (ret) |
| 1240 | return ret; |
| 1241 | |
| 1242 | value = clamp(value, 0, 255); |
| 1243 | |
| 1244 | state = asus_hwmon_agfn_fan_speed_write(asus, 1, &value); |
| 1245 | if (state) |
| 1246 | pr_warn("Setting fan speed failed: %d\n", state); |
| 1247 | else |
| 1248 | asus->asus_hwmon_fan_manual_mode = true; |
| 1249 | |
| 1250 | return count; |
| 1251 | } |
| 1252 | |
| 1253 | static ssize_t fan1_input_show(struct device *dev, |
| 1254 | struct device_attribute *attr, |
| 1255 | char *buf) |
| 1256 | { |
| 1257 | int value = asus_hwmon_fan_rpm_show(dev, 0); |
| 1258 | |
| 1259 | return sprintf(buf, "%d\n", value < 0 ? -1 : value*100); |
| 1260 | |
| 1261 | } |
| 1262 | |
| 1263 | static ssize_t pwm1_enable_show(struct device *dev, |
| 1264 | struct device_attribute *attr, |
| 1265 | char *buf) |
| 1266 | { |
| 1267 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1268 | |
| 1269 | if (asus->asus_hwmon_fan_manual_mode) |
| 1270 | return sprintf(buf, "%d\n", ASUS_FAN_CTRL_MANUAL); |
| 1271 | |
| 1272 | return sprintf(buf, "%d\n", ASUS_FAN_CTRL_AUTO); |
| 1273 | } |
| 1274 | |
| 1275 | static ssize_t pwm1_enable_store(struct device *dev, |
| 1276 | struct device_attribute *attr, |
| 1277 | const char *buf, size_t count) |
| 1278 | { |
| 1279 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1280 | int status = 0; |
| 1281 | int state; |
| 1282 | int ret; |
| 1283 | |
| 1284 | ret = kstrtouint(buf, 10, &state); |
| 1285 | |
| 1286 | if (ret) |
| 1287 | return ret; |
| 1288 | |
| 1289 | if (state == ASUS_FAN_CTRL_MANUAL) |
| 1290 | asus->asus_hwmon_fan_manual_mode = true; |
| 1291 | else |
| 1292 | status = asus_hwmon_fan_set_auto(asus); |
| 1293 | |
| 1294 | if (status) |
| 1295 | return status; |
| 1296 | |
| 1297 | return count; |
| 1298 | } |
| 1299 | |
| 1300 | static ssize_t fan1_label_show(struct device *dev, |
| 1301 | struct device_attribute *attr, |
| 1302 | char *buf) |
| 1303 | { |
| 1304 | return sprintf(buf, "%s\n", ASUS_FAN_DESC); |
| 1305 | } |
| 1306 | |
Corentin Chary | 6118b8a | 2011-07-01 11:34:36 +0200 | [diff] [blame] | 1307 | static ssize_t asus_hwmon_temp1(struct device *dev, |
| 1308 | struct device_attribute *attr, |
| 1309 | char *buf) |
| 1310 | { |
| 1311 | struct asus_wmi *asus = dev_get_drvdata(dev); |
| 1312 | u32 value; |
| 1313 | int err; |
| 1314 | |
| 1315 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_THERMAL_CTRL, &value); |
| 1316 | |
| 1317 | if (err < 0) |
| 1318 | return err; |
| 1319 | |
Rasmus Villemoes | e866a2e | 2015-10-01 23:45:31 +0200 | [diff] [blame] | 1320 | value = DECI_KELVIN_TO_CELSIUS((value & 0xFFFF)) * 1000; |
Corentin Chary | 6118b8a | 2011-07-01 11:34:36 +0200 | [diff] [blame] | 1321 | |
| 1322 | return sprintf(buf, "%d\n", value); |
| 1323 | } |
| 1324 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1325 | /* Fan1 */ |
| 1326 | static DEVICE_ATTR_RW(pwm1); |
| 1327 | static DEVICE_ATTR_RW(pwm1_enable); |
| 1328 | static DEVICE_ATTR_RO(fan1_input); |
| 1329 | static DEVICE_ATTR_RO(fan1_label); |
| 1330 | |
| 1331 | /* Temperature */ |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1332 | static DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1333 | |
| 1334 | static struct attribute *hwmon_attributes[] = { |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1335 | &dev_attr_pwm1.attr, |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1336 | &dev_attr_pwm1_enable.attr, |
| 1337 | &dev_attr_fan1_input.attr, |
| 1338 | &dev_attr_fan1_label.attr, |
| 1339 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1340 | &dev_attr_temp1_input.attr, |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1341 | NULL |
| 1342 | }; |
| 1343 | |
Al Viro | 587a1f1 | 2011-07-23 23:11:19 -0400 | [diff] [blame] | 1344 | static umode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj, |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1345 | struct attribute *attr, int idx) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1346 | { |
| 1347 | struct device *dev = container_of(kobj, struct device, kobj); |
| 1348 | struct platform_device *pdev = to_platform_device(dev->parent); |
| 1349 | struct asus_wmi *asus = platform_get_drvdata(pdev); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1350 | int dev_id = -1; |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1351 | int fan_attr = -1; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1352 | u32 value = ASUS_WMI_UNSUPPORTED_METHOD; |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1353 | bool ok = true; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1354 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1355 | if (attr == &dev_attr_pwm1.attr) |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1356 | dev_id = ASUS_WMI_DEVID_FAN_CTRL; |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1357 | else if (attr == &dev_attr_temp1_input.attr) |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1358 | dev_id = ASUS_WMI_DEVID_THERMAL_CTRL; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1359 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1360 | |
| 1361 | if (attr == &dev_attr_fan1_input.attr |
| 1362 | || attr == &dev_attr_fan1_label.attr |
| 1363 | || attr == &dev_attr_pwm1.attr |
| 1364 | || attr == &dev_attr_pwm1_enable.attr) { |
| 1365 | fan_attr = 1; |
| 1366 | } |
| 1367 | |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1368 | if (dev_id != -1) { |
| 1369 | int err = asus_wmi_get_devstate(asus, dev_id, &value); |
| 1370 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1371 | if (err < 0 && fan_attr == -1) |
Al Viro | e772aed | 2011-07-23 20:59:40 -0400 | [diff] [blame] | 1372 | return 0; /* can't return negative here */ |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1373 | } |
| 1374 | |
| 1375 | if (dev_id == ASUS_WMI_DEVID_FAN_CTRL) { |
| 1376 | /* |
| 1377 | * We need to find a better way, probably using sfun, |
| 1378 | * bits or spec ... |
| 1379 | * Currently we disable it if: |
| 1380 | * - ASUS_WMI_UNSUPPORTED_METHOD is returned |
| 1381 | * - reverved bits are non-zero |
| 1382 | * - sfun and presence bit are not set |
| 1383 | */ |
Corentin Chary | 49979d0 | 2011-07-01 11:34:26 +0200 | [diff] [blame] | 1384 | if (value == ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000 |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1385 | || (!asus->sfun && !(value & ASUS_WMI_DSTS_PRESENCE_BIT))) |
| 1386 | ok = false; |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1387 | else |
| 1388 | ok = fan_attr <= asus->asus_hwmon_num_fans; |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1389 | } else if (dev_id == ASUS_WMI_DEVID_THERMAL_CTRL) { |
| 1390 | /* If value is zero, something is clearly wrong */ |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1391 | if (!value) |
Corentin Chary | e02431d | 2011-07-01 11:34:37 +0200 | [diff] [blame] | 1392 | ok = false; |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 1393 | } else if (fan_attr <= asus->asus_hwmon_num_fans && fan_attr != -1) { |
| 1394 | ok = true; |
| 1395 | } else { |
| 1396 | ok = false; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1397 | } |
| 1398 | |
| 1399 | return ok ? attr->mode : 0; |
| 1400 | } |
| 1401 | |
| 1402 | static struct attribute_group hwmon_attribute_group = { |
| 1403 | .is_visible = asus_hwmon_sysfs_is_visible, |
| 1404 | .attrs = hwmon_attributes |
| 1405 | }; |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1406 | __ATTRIBUTE_GROUPS(hwmon_attribute); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1407 | |
| 1408 | static int asus_wmi_hwmon_init(struct asus_wmi *asus) |
| 1409 | { |
| 1410 | struct device *hwmon; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1411 | |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1412 | hwmon = hwmon_device_register_with_groups(&asus->platform_device->dev, |
| 1413 | "asus", asus, |
| 1414 | hwmon_attribute_groups); |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1415 | if (IS_ERR(hwmon)) { |
| 1416 | pr_err("Could not register asus hwmon device\n"); |
| 1417 | return PTR_ERR(hwmon); |
| 1418 | } |
Guenter Roeck | 50a639f | 2013-11-23 11:03:17 -0800 | [diff] [blame] | 1419 | return 0; |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 1420 | } |
| 1421 | |
| 1422 | /* |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 1423 | * Backlight |
| 1424 | */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1425 | static int read_backlight_power(struct asus_wmi *asus) |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1426 | { |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1427 | int ret; |
| 1428 | if (asus->driver->quirks->store_backlight_power) |
| 1429 | ret = !asus->driver->panel_power; |
| 1430 | else |
| 1431 | ret = asus_wmi_get_devstate_simple(asus, |
| 1432 | ASUS_WMI_DEVID_BACKLIGHT); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1433 | |
| 1434 | if (ret < 0) |
| 1435 | return ret; |
| 1436 | |
| 1437 | return ret ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; |
| 1438 | } |
| 1439 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1440 | static int read_brightness_max(struct asus_wmi *asus) |
| 1441 | { |
| 1442 | u32 retval; |
| 1443 | int err; |
| 1444 | |
| 1445 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_BRIGHTNESS, &retval); |
| 1446 | |
| 1447 | if (err < 0) |
| 1448 | return err; |
| 1449 | |
| 1450 | retval = retval & ASUS_WMI_DSTS_MAX_BRIGTH_MASK; |
| 1451 | retval >>= 8; |
| 1452 | |
| 1453 | if (!retval) |
| 1454 | return -ENODEV; |
| 1455 | |
| 1456 | return retval; |
| 1457 | } |
| 1458 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1459 | static int read_brightness(struct backlight_device *bd) |
| 1460 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1461 | struct asus_wmi *asus = bl_get_data(bd); |
Dan Carpenter | 0986f25 | 2011-03-15 10:06:23 +0300 | [diff] [blame] | 1462 | u32 retval; |
| 1463 | int err; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1464 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1465 | err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_BRIGHTNESS, &retval); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1466 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1467 | if (err < 0) |
| 1468 | return err; |
| 1469 | |
| 1470 | return retval & ASUS_WMI_DSTS_BRIGHTNESS_MASK; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1471 | } |
| 1472 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1473 | static u32 get_scalar_command(struct backlight_device *bd) |
| 1474 | { |
| 1475 | struct asus_wmi *asus = bl_get_data(bd); |
| 1476 | u32 ctrl_param = 0; |
| 1477 | |
| 1478 | if ((asus->driver->brightness < bd->props.brightness) || |
| 1479 | bd->props.brightness == bd->props.max_brightness) |
| 1480 | ctrl_param = 0x00008001; |
| 1481 | else if ((asus->driver->brightness > bd->props.brightness) || |
| 1482 | bd->props.brightness == 0) |
| 1483 | ctrl_param = 0x00008000; |
| 1484 | |
| 1485 | asus->driver->brightness = bd->props.brightness; |
| 1486 | |
| 1487 | return ctrl_param; |
| 1488 | } |
| 1489 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1490 | static int update_bl_status(struct backlight_device *bd) |
| 1491 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1492 | struct asus_wmi *asus = bl_get_data(bd); |
Corentin Chary | dfed65d | 2010-11-29 08:14:12 +0100 | [diff] [blame] | 1493 | u32 ctrl_param; |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1494 | int power, err = 0; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1495 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1496 | power = read_backlight_power(asus); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1497 | if (power != -ENODEV && bd->props.power != power) { |
| 1498 | ctrl_param = !!(bd->props.power == FB_BLANK_UNBLANK); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1499 | err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BACKLIGHT, |
| 1500 | ctrl_param, NULL); |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1501 | if (asus->driver->quirks->store_backlight_power) |
| 1502 | asus->driver->panel_power = bd->props.power; |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1503 | |
Corentin Chary | ade28ab | 2012-03-20 09:53:14 +0100 | [diff] [blame] | 1504 | /* When using scalar brightness, updating the brightness |
| 1505 | * will mess with the backlight power */ |
| 1506 | if (asus->driver->quirks->scalar_panel_brightness) |
| 1507 | return err; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1508 | } |
Corentin Chary | ade28ab | 2012-03-20 09:53:14 +0100 | [diff] [blame] | 1509 | |
| 1510 | if (asus->driver->quirks->scalar_panel_brightness) |
| 1511 | ctrl_param = get_scalar_command(bd); |
| 1512 | else |
| 1513 | ctrl_param = bd->props.brightness; |
| 1514 | |
| 1515 | err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BRIGHTNESS, |
| 1516 | ctrl_param, NULL); |
| 1517 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1518 | return err; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1519 | } |
| 1520 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1521 | static const struct backlight_ops asus_wmi_bl_ops = { |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1522 | .get_brightness = read_brightness, |
| 1523 | .update_status = update_bl_status, |
| 1524 | }; |
| 1525 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1526 | static int asus_wmi_backlight_notify(struct asus_wmi *asus, int code) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1527 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1528 | struct backlight_device *bd = asus->backlight_device; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1529 | int old = bd->props.brightness; |
Daniel Mack | b7670ed | 2010-05-19 12:37:01 +0200 | [diff] [blame] | 1530 | int new = old; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1531 | |
| 1532 | if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX) |
| 1533 | new = code - NOTIFY_BRNUP_MIN + 1; |
| 1534 | else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX) |
| 1535 | new = code - NOTIFY_BRNDOWN_MIN; |
| 1536 | |
| 1537 | bd->props.brightness = new; |
| 1538 | backlight_update_status(bd); |
| 1539 | backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY); |
| 1540 | |
| 1541 | return old; |
| 1542 | } |
| 1543 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1544 | static int asus_wmi_backlight_init(struct asus_wmi *asus) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1545 | { |
| 1546 | struct backlight_device *bd; |
| 1547 | struct backlight_properties props; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1548 | int max; |
| 1549 | int power; |
| 1550 | |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1551 | max = read_brightness_max(asus); |
Hans de Goede | 86ac2735 | 2014-07-08 10:47:22 +0200 | [diff] [blame] | 1552 | if (max < 0) |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1553 | return max; |
| 1554 | |
| 1555 | power = read_backlight_power(asus); |
| 1556 | |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1557 | if (power == -ENODEV) |
| 1558 | power = FB_BLANK_UNBLANK; |
Corentin Chary | 8fbea01 | 2011-02-26 10:20:37 +0100 | [diff] [blame] | 1559 | else if (power < 0) |
| 1560 | return power; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1561 | |
| 1562 | memset(&props, 0, sizeof(struct backlight_properties)); |
Axel Lin | 60cfa09 | 2011-06-29 11:43:30 +0800 | [diff] [blame] | 1563 | props.type = BACKLIGHT_PLATFORM; |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1564 | props.max_brightness = max; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1565 | bd = backlight_device_register(asus->driver->name, |
| 1566 | &asus->platform_device->dev, asus, |
| 1567 | &asus_wmi_bl_ops, &props); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1568 | if (IS_ERR(bd)) { |
| 1569 | pr_err("Could not register backlight device\n"); |
| 1570 | return PTR_ERR(bd); |
| 1571 | } |
| 1572 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1573 | asus->backlight_device = bd; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1574 | |
AceLan Kao | 6e0044b | 2012-03-20 09:53:09 +0100 | [diff] [blame] | 1575 | if (asus->driver->quirks->store_backlight_power) |
| 1576 | asus->driver->panel_power = power; |
| 1577 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1578 | bd->props.brightness = read_brightness(bd); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 1579 | bd->props.power = power; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1580 | backlight_update_status(bd); |
| 1581 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 1582 | asus->driver->brightness = bd->props.brightness; |
| 1583 | |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1584 | return 0; |
| 1585 | } |
| 1586 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1587 | static void asus_wmi_backlight_exit(struct asus_wmi *asus) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1588 | { |
Markus Elfring | 0098181 | 2014-11-24 20:30:29 +0100 | [diff] [blame] | 1589 | backlight_device_unregister(asus->backlight_device); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1590 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1591 | asus->backlight_device = NULL; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1592 | } |
| 1593 | |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1594 | static int is_display_toggle(int code) |
| 1595 | { |
| 1596 | /* display toggle keys */ |
| 1597 | if ((code >= 0x61 && code <= 0x67) || |
| 1598 | (code >= 0x8c && code <= 0x93) || |
| 1599 | (code >= 0xa0 && code <= 0xa7) || |
| 1600 | (code >= 0xd0 && code <= 0xd5)) |
| 1601 | return 1; |
| 1602 | |
| 1603 | return 0; |
| 1604 | } |
| 1605 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1606 | static void asus_wmi_notify(u32 value, void *context) |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1607 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1608 | struct asus_wmi *asus = context; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1609 | struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; |
| 1610 | union acpi_object *obj; |
| 1611 | acpi_status status; |
| 1612 | int code; |
| 1613 | int orig_code; |
Seth Forshee | c4453f6 | 2011-07-01 11:34:27 +0200 | [diff] [blame] | 1614 | unsigned int key_value = 1; |
| 1615 | bool autorelease = 1; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1616 | |
| 1617 | status = wmi_get_event_data(value, &response); |
| 1618 | if (status != AE_OK) { |
| 1619 | pr_err("bad event status 0x%x\n", status); |
| 1620 | return; |
| 1621 | } |
| 1622 | |
| 1623 | obj = (union acpi_object *)response.pointer; |
| 1624 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1625 | if (!obj || obj->type != ACPI_TYPE_INTEGER) |
| 1626 | goto exit; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1627 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1628 | code = obj->integer.value; |
| 1629 | orig_code = code; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1630 | |
Seth Forshee | c4453f6 | 2011-07-01 11:34:27 +0200 | [diff] [blame] | 1631 | if (asus->driver->key_filter) { |
| 1632 | asus->driver->key_filter(asus->driver, &code, &key_value, |
| 1633 | &autorelease); |
| 1634 | if (code == ASUS_WMI_KEY_IGNORE) |
| 1635 | goto exit; |
| 1636 | } |
| 1637 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1638 | if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX) |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1639 | code = ASUS_WMI_BRN_UP; |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1640 | else if (code >= NOTIFY_BRNDOWN_MIN && |
| 1641 | code <= NOTIFY_BRNDOWN_MAX) |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1642 | code = ASUS_WMI_BRN_DOWN; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1643 | |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1644 | if (code == ASUS_WMI_BRN_DOWN || code == ASUS_WMI_BRN_UP) { |
Hans de Goede | 62c4aa1 | 2015-06-16 16:27:58 +0200 | [diff] [blame] | 1645 | if (acpi_video_get_backlight_type() == acpi_backlight_vendor) { |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1646 | asus_wmi_backlight_notify(asus, orig_code); |
Corentin Chary | 3ba0302 | 2012-11-29 09:12:38 +0100 | [diff] [blame] | 1647 | goto exit; |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1648 | } |
AceLan Kao | a2a96f0 | 2012-10-03 11:26:31 +0200 | [diff] [blame] | 1649 | } |
| 1650 | |
| 1651 | if (is_display_toggle(code) && |
| 1652 | asus->driver->quirks->no_display_toggle) |
| 1653 | goto exit; |
| 1654 | |
| 1655 | if (!sparse_keymap_report_event(asus->inputdev, code, |
| 1656 | key_value, autorelease)) |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1657 | pr_info("Unknown key %x pressed\n", code); |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1658 | |
Corentin Chary | 57ab7da | 2011-02-26 10:20:32 +0100 | [diff] [blame] | 1659 | exit: |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 1660 | kfree(obj); |
| 1661 | } |
| 1662 | |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1663 | /* |
| 1664 | * Sys helpers |
| 1665 | */ |
| 1666 | static int parse_arg(const char *buf, unsigned long count, int *val) |
| 1667 | { |
| 1668 | if (!count) |
| 1669 | return 0; |
| 1670 | if (sscanf(buf, "%i", val) != 1) |
| 1671 | return -EINVAL; |
| 1672 | return count; |
| 1673 | } |
| 1674 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1675 | static ssize_t store_sys_wmi(struct asus_wmi *asus, int devid, |
| 1676 | const char *buf, size_t count) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1677 | { |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1678 | u32 retval; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1679 | int rv, err, value; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1680 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1681 | value = asus_wmi_get_devstate_simple(asus, devid); |
Dan Carpenter | b829834 | 2015-11-11 01:18:16 +0300 | [diff] [blame] | 1682 | if (value < 0) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1683 | return value; |
| 1684 | |
| 1685 | rv = parse_arg(buf, count, &value); |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1686 | err = asus_wmi_set_devstate(devid, value, &retval); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1687 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1688 | if (err < 0) |
| 1689 | return err; |
| 1690 | |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1691 | return rv; |
| 1692 | } |
| 1693 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1694 | 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] | 1695 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1696 | int value = asus_wmi_get_devstate_simple(asus, devid); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1697 | |
| 1698 | if (value < 0) |
| 1699 | return value; |
| 1700 | |
| 1701 | return sprintf(buf, "%d\n", value); |
| 1702 | } |
| 1703 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1704 | #define ASUS_WMI_CREATE_DEVICE_ATTR(_name, _mode, _cm) \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1705 | static ssize_t show_##_name(struct device *dev, \ |
| 1706 | struct device_attribute *attr, \ |
| 1707 | char *buf) \ |
| 1708 | { \ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1709 | struct asus_wmi *asus = dev_get_drvdata(dev); \ |
| 1710 | \ |
| 1711 | return show_sys_wmi(asus, _cm, buf); \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1712 | } \ |
| 1713 | static ssize_t store_##_name(struct device *dev, \ |
| 1714 | struct device_attribute *attr, \ |
| 1715 | const char *buf, size_t count) \ |
| 1716 | { \ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1717 | struct asus_wmi *asus = dev_get_drvdata(dev); \ |
| 1718 | \ |
| 1719 | return store_sys_wmi(asus, _cm, buf, count); \ |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1720 | } \ |
| 1721 | static struct device_attribute dev_attr_##_name = { \ |
| 1722 | .attr = { \ |
| 1723 | .name = __stringify(_name), \ |
| 1724 | .mode = _mode }, \ |
| 1725 | .show = show_##_name, \ |
| 1726 | .store = store_##_name, \ |
| 1727 | } |
| 1728 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1729 | ASUS_WMI_CREATE_DEVICE_ATTR(touchpad, 0644, ASUS_WMI_DEVID_TOUCHPAD); |
| 1730 | ASUS_WMI_CREATE_DEVICE_ATTR(camera, 0644, ASUS_WMI_DEVID_CAMERA); |
| 1731 | ASUS_WMI_CREATE_DEVICE_ATTR(cardr, 0644, ASUS_WMI_DEVID_CARDREADER); |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1732 | 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] | 1733 | |
Dmitry Torokhov | 67fa38e | 2010-11-03 11:14:01 -0700 | [diff] [blame] | 1734 | static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr, |
| 1735 | const char *buf, size_t count) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1736 | { |
Corentin Chary | 3df5fda | 2011-07-01 11:34:38 +0200 | [diff] [blame] | 1737 | int value, rv; |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1738 | |
| 1739 | if (!count || sscanf(buf, "%i", &value) != 1) |
| 1740 | return -EINVAL; |
| 1741 | if (value < 0 || value > 2) |
| 1742 | return -EINVAL; |
| 1743 | |
Corentin Chary | 3df5fda | 2011-07-01 11:34:38 +0200 | [diff] [blame] | 1744 | rv = asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL); |
| 1745 | if (rv < 0) |
| 1746 | return rv; |
| 1747 | |
| 1748 | return count; |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1749 | } |
| 1750 | |
| 1751 | static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv); |
| 1752 | |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1753 | static struct attribute *platform_attributes[] = { |
| 1754 | &dev_attr_cpufv.attr, |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1755 | &dev_attr_camera.attr, |
| 1756 | &dev_attr_cardr.attr, |
Corentin Chary | 4615bb6 | 2011-02-06 13:28:42 +0100 | [diff] [blame] | 1757 | &dev_attr_touchpad.attr, |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1758 | &dev_attr_lid_resume.attr, |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1759 | NULL |
| 1760 | }; |
| 1761 | |
Al Viro | 587a1f1 | 2011-07-23 23:11:19 -0400 | [diff] [blame] | 1762 | static umode_t asus_sysfs_is_visible(struct kobject *kobj, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1763 | struct attribute *attr, int idx) |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1764 | { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1765 | struct device *dev = container_of(kobj, struct device, kobj); |
| 1766 | struct platform_device *pdev = to_platform_device(dev); |
| 1767 | struct asus_wmi *asus = platform_get_drvdata(pdev); |
| 1768 | bool ok = true; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1769 | int devid = -1; |
| 1770 | |
| 1771 | if (attr == &dev_attr_camera.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1772 | devid = ASUS_WMI_DEVID_CAMERA; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1773 | else if (attr == &dev_attr_cardr.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1774 | devid = ASUS_WMI_DEVID_CARDREADER; |
Corentin Chary | 4615bb6 | 2011-02-06 13:28:42 +0100 | [diff] [blame] | 1775 | else if (attr == &dev_attr_touchpad.attr) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1776 | devid = ASUS_WMI_DEVID_TOUCHPAD; |
AceLan Kao | c0b91b6 | 2012-06-13 09:32:07 +0200 | [diff] [blame] | 1777 | else if (attr == &dev_attr_lid_resume.attr) |
| 1778 | devid = ASUS_WMI_DEVID_LID_RESUME; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1779 | |
| 1780 | if (devid != -1) |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1781 | ok = !(asus_wmi_get_devstate_simple(asus, devid) < 0); |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1782 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1783 | return ok ? attr->mode : 0; |
Corentin Chary | 9e1565b | 2011-02-06 13:28:36 +0100 | [diff] [blame] | 1784 | } |
| 1785 | |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1786 | static struct attribute_group platform_attribute_group = { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1787 | .is_visible = asus_sysfs_is_visible, |
| 1788 | .attrs = platform_attributes |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1789 | }; |
| 1790 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1791 | static void asus_wmi_sysfs_exit(struct platform_device *device) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1792 | { |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1793 | sysfs_remove_group(&device->dev.kobj, &platform_attribute_group); |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1794 | } |
| 1795 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1796 | static int asus_wmi_sysfs_init(struct platform_device *device) |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1797 | { |
Corentin Chary | 4e37b42 | 2010-11-29 08:14:08 +0100 | [diff] [blame] | 1798 | return sysfs_create_group(&device->dev.kobj, &platform_attribute_group); |
Chris Bagwell | 7f80d73 | 2010-10-11 18:47:18 -0500 | [diff] [blame] | 1799 | } |
| 1800 | |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1801 | /* |
| 1802 | * Platform device |
| 1803 | */ |
Joe Perches | 39ddf3b | 2011-03-29 15:21:32 -0700 | [diff] [blame] | 1804 | static int asus_wmi_platform_init(struct asus_wmi *asus) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1805 | { |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1806 | int rv; |
| 1807 | |
| 1808 | /* INIT enable hotkeys on some models */ |
| 1809 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_INIT, 0, 0, &rv)) |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1810 | pr_info("Initialization: %#x\n", rv); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1811 | |
| 1812 | /* We don't know yet what to do with this version... */ |
| 1813 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SPEC, 0, 0x9, &rv)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1814 | pr_info("BIOS WMI version: %d.%d\n", rv >> 16, rv & 0xFF); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1815 | asus->spec = rv; |
| 1816 | } |
| 1817 | |
| 1818 | /* |
| 1819 | * The SFUN method probably allows the original driver to get the list |
| 1820 | * of features supported by a given model. For now, 0x0100 or 0x0800 |
| 1821 | * bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card. |
| 1822 | * The significance of others is yet to be found. |
| 1823 | */ |
| 1824 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SFUN, 0, 0, &rv)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1825 | pr_info("SFUN value: %#x\n", rv); |
Corentin Chary | 46dbca8 | 2011-02-26 10:20:38 +0100 | [diff] [blame] | 1826 | asus->sfun = rv; |
| 1827 | } |
| 1828 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1829 | /* |
| 1830 | * Eee PC and Notebooks seems to have different method_id for DSTS, |
| 1831 | * but it may also be related to the BIOS's SPEC. |
| 1832 | * Note, on most Eeepc, there is no way to check if a method exist |
| 1833 | * or note, while on notebooks, they returns 0xFFFFFFFE on failure, |
| 1834 | * but once again, SPEC may probably be used for that kind of things. |
| 1835 | */ |
| 1836 | if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, 0, 0, NULL)) |
| 1837 | asus->dsts_id = ASUS_WMI_METHODID_DSTS; |
Alex Hung | 63a78bb1 | 2012-06-20 11:47:35 +0800 | [diff] [blame] | 1838 | else |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1839 | asus->dsts_id = ASUS_WMI_METHODID_DSTS2; |
| 1840 | |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1841 | /* CWAP allow to define the behavior of the Fn+F2 key, |
| 1842 | * this method doesn't seems to be present on Eee PCs */ |
Corentin Chary | 6a2bccc | 2012-03-20 09:53:10 +0100 | [diff] [blame] | 1843 | if (asus->driver->quirks->wapf >= 0) |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1844 | asus_wmi_set_devstate(ASUS_WMI_DEVID_CWAP, |
Corentin Chary | 6a2bccc | 2012-03-20 09:53:10 +0100 | [diff] [blame] | 1845 | asus->driver->quirks->wapf, NULL); |
Corentin Chary | fddbfed | 2011-07-01 11:34:39 +0200 | [diff] [blame] | 1846 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1847 | return asus_wmi_sysfs_init(asus->platform_device); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1848 | } |
| 1849 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1850 | static void asus_wmi_platform_exit(struct asus_wmi *asus) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1851 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1852 | asus_wmi_sysfs_exit(asus->platform_device); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 1853 | } |
| 1854 | |
| 1855 | /* |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1856 | * debugfs |
| 1857 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1858 | struct asus_wmi_debugfs_node { |
| 1859 | struct asus_wmi *asus; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1860 | char *name; |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1861 | int (*show) (struct seq_file *m, void *data); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1862 | }; |
| 1863 | |
| 1864 | static int show_dsts(struct seq_file *m, void *data) |
| 1865 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1866 | struct asus_wmi *asus = m->private; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1867 | int err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1868 | u32 retval = -1; |
| 1869 | |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 1870 | err = asus_wmi_get_devstate(asus, asus->debug.dev_id, &retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1871 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1872 | if (err < 0) |
| 1873 | return err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1874 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1875 | seq_printf(m, "DSTS(%#x) = %#x\n", asus->debug.dev_id, retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1876 | |
| 1877 | return 0; |
| 1878 | } |
| 1879 | |
| 1880 | static int show_devs(struct seq_file *m, void *data) |
| 1881 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1882 | struct asus_wmi *asus = m->private; |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1883 | int err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1884 | u32 retval = -1; |
| 1885 | |
Corentin Chary | d33da3b | 2011-02-26 10:20:35 +0100 | [diff] [blame] | 1886 | err = asus_wmi_set_devstate(asus->debug.dev_id, asus->debug.ctrl_param, |
| 1887 | &retval); |
| 1888 | |
| 1889 | if (err < 0) |
| 1890 | return err; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1891 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1892 | seq_printf(m, "DEVS(%#x, %#x) = %#x\n", asus->debug.dev_id, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1893 | asus->debug.ctrl_param, retval); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1894 | |
| 1895 | return 0; |
| 1896 | } |
| 1897 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1898 | static int show_call(struct seq_file *m, void *data) |
| 1899 | { |
| 1900 | struct asus_wmi *asus = m->private; |
| 1901 | struct bios_args args = { |
| 1902 | .arg0 = asus->debug.dev_id, |
| 1903 | .arg1 = asus->debug.ctrl_param, |
| 1904 | }; |
| 1905 | struct acpi_buffer input = { (acpi_size) sizeof(args), &args }; |
| 1906 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
| 1907 | union acpi_object *obj; |
| 1908 | acpi_status status; |
| 1909 | |
| 1910 | status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, |
| 1911 | 1, asus->debug.method_id, |
| 1912 | &input, &output); |
| 1913 | |
| 1914 | if (ACPI_FAILURE(status)) |
| 1915 | return -EIO; |
| 1916 | |
| 1917 | obj = (union acpi_object *)output.pointer; |
| 1918 | if (obj && obj->type == ACPI_TYPE_INTEGER) |
| 1919 | seq_printf(m, "%#x(%#x, %#x) = %#x\n", asus->debug.method_id, |
| 1920 | asus->debug.dev_id, asus->debug.ctrl_param, |
| 1921 | (u32) obj->integer.value); |
| 1922 | else |
| 1923 | seq_printf(m, "%#x(%#x, %#x) = t:%d\n", asus->debug.method_id, |
| 1924 | asus->debug.dev_id, asus->debug.ctrl_param, |
Dan Carpenter | a1d6086 | 2011-03-15 10:07:37 +0300 | [diff] [blame] | 1925 | obj ? obj->type : -1); |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1926 | |
| 1927 | kfree(obj); |
| 1928 | |
| 1929 | return 0; |
| 1930 | } |
| 1931 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1932 | static struct asus_wmi_debugfs_node asus_wmi_debug_files[] = { |
| 1933 | {NULL, "devs", show_devs}, |
| 1934 | {NULL, "dsts", show_dsts}, |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1935 | {NULL, "call", show_call}, |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1936 | }; |
| 1937 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1938 | static int asus_wmi_debugfs_open(struct inode *inode, struct file *file) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1939 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1940 | struct asus_wmi_debugfs_node *node = inode->i_private; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1941 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1942 | return single_open(file, node->show, node->asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1943 | } |
| 1944 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1945 | static const struct file_operations asus_wmi_debugfs_io_ops = { |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1946 | .owner = THIS_MODULE, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1947 | .open = asus_wmi_debugfs_open, |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1948 | .read = seq_read, |
| 1949 | .llseek = seq_lseek, |
| 1950 | .release = single_release, |
| 1951 | }; |
| 1952 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1953 | static void asus_wmi_debugfs_exit(struct asus_wmi *asus) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1954 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1955 | debugfs_remove_recursive(asus->debug.root); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1956 | } |
| 1957 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1958 | static int asus_wmi_debugfs_init(struct asus_wmi *asus) |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1959 | { |
| 1960 | struct dentry *dent; |
| 1961 | int i; |
| 1962 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1963 | asus->debug.root = debugfs_create_dir(asus->driver->name, NULL); |
| 1964 | if (!asus->debug.root) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 1965 | pr_err("failed to create debugfs directory\n"); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1966 | goto error_debugfs; |
| 1967 | } |
| 1968 | |
Corentin Chary | ef34349 | 2011-02-26 10:20:39 +0100 | [diff] [blame] | 1969 | dent = debugfs_create_x32("method_id", S_IRUGO | S_IWUSR, |
| 1970 | asus->debug.root, &asus->debug.method_id); |
| 1971 | if (!dent) |
| 1972 | goto error_debugfs; |
| 1973 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1974 | dent = debugfs_create_x32("dev_id", S_IRUGO | S_IWUSR, |
| 1975 | asus->debug.root, &asus->debug.dev_id); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1976 | if (!dent) |
| 1977 | goto error_debugfs; |
| 1978 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1979 | dent = debugfs_create_x32("ctrl_param", S_IRUGO | S_IWUSR, |
| 1980 | asus->debug.root, &asus->debug.ctrl_param); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1981 | if (!dent) |
| 1982 | goto error_debugfs; |
| 1983 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1984 | for (i = 0; i < ARRAY_SIZE(asus_wmi_debug_files); i++) { |
| 1985 | struct asus_wmi_debugfs_node *node = &asus_wmi_debug_files[i]; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1986 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1987 | node->asus = asus; |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1988 | dent = debugfs_create_file(node->name, S_IFREG | S_IRUGO, |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 1989 | asus->debug.root, node, |
| 1990 | &asus_wmi_debugfs_io_ops); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 1991 | if (!dent) { |
| 1992 | pr_err("failed to create debug file: %s\n", node->name); |
| 1993 | goto error_debugfs; |
| 1994 | } |
| 1995 | } |
| 1996 | |
| 1997 | return 0; |
| 1998 | |
| 1999 | error_debugfs: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2000 | asus_wmi_debugfs_exit(asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 2001 | return -ENOMEM; |
| 2002 | } |
| 2003 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 2004 | static int asus_wmi_fan_init(struct asus_wmi *asus) |
| 2005 | { |
| 2006 | int status; |
| 2007 | |
| 2008 | asus->asus_hwmon_pwm = -1; |
| 2009 | asus->asus_hwmon_num_fans = -1; |
| 2010 | asus->asus_hwmon_fan_manual_mode = false; |
| 2011 | |
| 2012 | status = asus_hwmon_get_fan_number(asus, &asus->asus_hwmon_num_fans); |
| 2013 | if (status) { |
| 2014 | asus->asus_hwmon_num_fans = 0; |
| 2015 | pr_warn("Could not determine number of fans: %d\n", status); |
| 2016 | return -ENXIO; |
| 2017 | } |
| 2018 | |
| 2019 | pr_info("Number of fans: %d\n", asus->asus_hwmon_num_fans); |
| 2020 | return 0; |
| 2021 | } |
| 2022 | |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 2023 | /* |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2024 | * WMI Driver |
| 2025 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2026 | static int asus_wmi_add(struct platform_device *pdev) |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 2027 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2028 | struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver); |
| 2029 | struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv); |
| 2030 | struct asus_wmi *asus; |
Hans de Goede | d8c66f6 | 2014-07-08 10:47:21 +0200 | [diff] [blame] | 2031 | const char *chassis_type; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2032 | acpi_status status; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2033 | int err; |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 2034 | u32 result; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2035 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2036 | asus = kzalloc(sizeof(struct asus_wmi), GFP_KERNEL); |
| 2037 | if (!asus) |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 2038 | return -ENOMEM; |
| 2039 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2040 | asus->driver = wdrv; |
| 2041 | asus->platform_device = pdev; |
| 2042 | wdrv->platform_device = pdev; |
| 2043 | platform_set_drvdata(asus->platform_device, asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2044 | |
AceLan Kao | c87992d | 2012-03-20 09:53:08 +0100 | [diff] [blame] | 2045 | if (wdrv->detect_quirks) |
| 2046 | wdrv->detect_quirks(asus->driver); |
Corentin Chary | afa7c88 | 2011-02-06 13:28:28 +0100 | [diff] [blame] | 2047 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2048 | err = asus_wmi_platform_init(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2049 | if (err) |
| 2050 | goto fail_platform; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2051 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2052 | err = asus_wmi_input_init(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2053 | if (err) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2054 | goto fail_input; |
Yong Wang | 3d7b165 | 2010-04-11 09:27:54 +0800 | [diff] [blame] | 2055 | |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 2056 | err = asus_wmi_fan_init(asus); /* probably no problems on error */ |
| 2057 | asus_hwmon_fan_set_auto(asus); |
| 2058 | |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 2059 | err = asus_wmi_hwmon_init(asus); |
| 2060 | if (err) |
| 2061 | goto fail_hwmon; |
| 2062 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2063 | err = asus_wmi_led_init(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 2064 | if (err) |
| 2065 | goto fail_leds; |
| 2066 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2067 | err = asus_wmi_rfkill_init(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 2068 | if (err) |
| 2069 | goto fail_rfkill; |
| 2070 | |
Hans de Goede | d8c66f6 | 2014-07-08 10:47:21 +0200 | [diff] [blame] | 2071 | /* Some Asus desktop boards export an acpi-video backlight interface, |
| 2072 | stop this from showing up */ |
| 2073 | chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); |
| 2074 | if (chassis_type && !strcmp(chassis_type, "3")) |
Hans de Goede | 62c4aa1 | 2015-06-16 16:27:58 +0200 | [diff] [blame] | 2075 | acpi_video_set_dmi_backlight_type(acpi_backlight_vendor); |
| 2076 | |
AceLan Kao | 272c77d | 2012-06-13 09:32:06 +0200 | [diff] [blame] | 2077 | if (asus->driver->quirks->wmi_backlight_power) |
Hans de Goede | 62c4aa1 | 2015-06-16 16:27:58 +0200 | [diff] [blame] | 2078 | acpi_video_set_dmi_backlight_type(acpi_backlight_vendor); |
| 2079 | |
| 2080 | if (acpi_video_get_backlight_type() == acpi_backlight_vendor) { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2081 | err = asus_wmi_backlight_init(asus); |
Corentin Chary | b718726 | 2011-02-06 13:28:39 +0100 | [diff] [blame] | 2082 | if (err && err != -ENODEV) |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2083 | goto fail_backlight; |
Hans de Goede | 62c4aa1 | 2015-06-16 16:27:58 +0200 | [diff] [blame] | 2084 | } |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2085 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2086 | status = wmi_install_notify_handler(asus->driver->event_guid, |
| 2087 | asus_wmi_notify, asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2088 | if (ACPI_FAILURE(status)) { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2089 | pr_err("Unable to register notify handler - %d\n", status); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2090 | err = -ENODEV; |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2091 | goto fail_wmi_handler; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2092 | } |
| 2093 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2094 | err = asus_wmi_debugfs_init(asus); |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 2095 | if (err) |
| 2096 | goto fail_debugfs; |
| 2097 | |
AceLan Kao | a50bd12 | 2012-07-26 17:13:31 +0800 | [diff] [blame] | 2098 | asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WLAN, &result); |
| 2099 | if (result & (ASUS_WMI_DSTS_PRESENCE_BIT | ASUS_WMI_DSTS_USER_BIT)) |
| 2100 | asus->driver->wlan_ctrl_by_user = 1; |
| 2101 | |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 2102 | return 0; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2103 | |
Corentin Chary | 8c1b2d8 | 2010-11-29 08:14:09 +0100 | [diff] [blame] | 2104 | fail_debugfs: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2105 | wmi_remove_notify_handler(asus->driver->event_guid); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2106 | fail_wmi_handler: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2107 | asus_wmi_backlight_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2108 | fail_backlight: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2109 | asus_wmi_rfkill_exit(asus); |
Corentin Chary | ba48fdb | 2010-11-29 08:14:07 +0100 | [diff] [blame] | 2110 | fail_rfkill: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2111 | asus_wmi_led_exit(asus); |
Corentin Chary | 084fca6 | 2010-11-29 08:14:06 +0100 | [diff] [blame] | 2112 | fail_leds: |
Corentin Chary | e07babd | 2011-02-26 10:20:42 +0100 | [diff] [blame] | 2113 | fail_hwmon: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2114 | asus_wmi_input_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2115 | fail_input: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2116 | asus_wmi_platform_exit(asus); |
Corentin Chary | 27c136c | 2010-11-29 08:14:05 +0100 | [diff] [blame] | 2117 | fail_platform: |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2118 | kfree(asus); |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 2119 | return err; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2120 | } |
| 2121 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2122 | static int asus_wmi_remove(struct platform_device *device) |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2123 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2124 | struct asus_wmi *asus; |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2125 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2126 | asus = platform_get_drvdata(device); |
| 2127 | wmi_remove_notify_handler(asus->driver->event_guid); |
| 2128 | asus_wmi_backlight_exit(asus); |
| 2129 | asus_wmi_input_exit(asus); |
| 2130 | asus_wmi_led_exit(asus); |
| 2131 | asus_wmi_rfkill_exit(asus); |
| 2132 | asus_wmi_debugfs_exit(asus); |
| 2133 | asus_wmi_platform_exit(asus); |
Kast Bernd | 53e755c | 2015-05-13 16:24:16 +0200 | [diff] [blame] | 2134 | asus_hwmon_fan_set_auto(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2135 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2136 | kfree(asus); |
Yong Wang | 45f2c69 | 2010-04-11 09:27:19 +0800 | [diff] [blame] | 2137 | return 0; |
| 2138 | } |
| 2139 | |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2140 | /* |
| 2141 | * Platform driver - hibernate/resume callbacks |
| 2142 | */ |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2143 | static int asus_hotk_thaw(struct device *device) |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2144 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2145 | struct asus_wmi *asus = dev_get_drvdata(device); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2146 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2147 | if (asus->wlan.rfkill) { |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2148 | bool wlan; |
| 2149 | |
| 2150 | /* |
| 2151 | * Work around bios bug - acpi _PTS turns off the wireless led |
| 2152 | * during suspend. Normally it restores it on resume, but |
| 2153 | * we should kick it ourselves in case hibernation is aborted. |
| 2154 | */ |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 2155 | wlan = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WLAN); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2156 | asus_wmi_set_devstate(ASUS_WMI_DEVID_WLAN, wlan, NULL); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2157 | } |
| 2158 | |
| 2159 | return 0; |
| 2160 | } |
| 2161 | |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 2162 | static int asus_hotk_resume(struct device *device) |
| 2163 | { |
| 2164 | struct asus_wmi *asus = dev_get_drvdata(device); |
| 2165 | |
| 2166 | if (!IS_ERR_OR_NULL(asus->kbd_led.dev)) |
| 2167 | queue_work(asus->led_workqueue, &asus->kbd_led_work); |
| 2168 | |
| 2169 | return 0; |
| 2170 | } |
| 2171 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2172 | static int asus_hotk_restore(struct device *device) |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2173 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2174 | struct asus_wmi *asus = dev_get_drvdata(device); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2175 | int bl; |
| 2176 | |
| 2177 | /* Refresh both wlan rfkill state and pci hotplug */ |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2178 | if (asus->wlan.rfkill) |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2179 | asus_rfkill_hotplug(asus); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2180 | |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2181 | if (asus->bluetooth.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 2182 | bl = !asus_wmi_get_devstate_simple(asus, |
| 2183 | ASUS_WMI_DEVID_BLUETOOTH); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2184 | rfkill_set_sw_state(asus->bluetooth.rfkill, bl); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 2185 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2186 | if (asus->wimax.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 2187 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WIMAX); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2188 | rfkill_set_sw_state(asus->wimax.rfkill, bl); |
Corentin Chary | 2e9e159 | 2011-02-06 13:28:37 +0100 | [diff] [blame] | 2189 | } |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2190 | if (asus->wwan3g.rfkill) { |
Corentin Chary | 1d070f8 | 2011-02-26 10:20:36 +0100 | [diff] [blame] | 2191 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_WWAN3G); |
Corentin Chary | a7ce3f0 | 2011-02-26 10:20:33 +0100 | [diff] [blame] | 2192 | rfkill_set_sw_state(asus->wwan3g.rfkill, bl); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2193 | } |
Corentin Chary | 43be8bd | 2011-07-01 11:34:40 +0200 | [diff] [blame] | 2194 | if (asus->gps.rfkill) { |
| 2195 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_GPS); |
| 2196 | rfkill_set_sw_state(asus->gps.rfkill, bl); |
| 2197 | } |
Corentin Chary | a912d32 | 2011-07-01 11:34:41 +0200 | [diff] [blame] | 2198 | if (asus->uwb.rfkill) { |
| 2199 | bl = !asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_UWB); |
| 2200 | rfkill_set_sw_state(asus->uwb.rfkill, bl); |
| 2201 | } |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 2202 | if (!IS_ERR_OR_NULL(asus->kbd_led.dev)) |
| 2203 | queue_work(asus->led_workqueue, &asus->kbd_led_work); |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2204 | |
| 2205 | return 0; |
| 2206 | } |
| 2207 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2208 | static const struct dev_pm_ops asus_pm_ops = { |
| 2209 | .thaw = asus_hotk_thaw, |
| 2210 | .restore = asus_hotk_restore, |
Oleksij Rempel | 3073404 | 2015-09-14 11:16:30 +0200 | [diff] [blame] | 2211 | .resume = asus_hotk_resume, |
Corentin Chary | 0773d7f | 2011-02-06 13:28:32 +0100 | [diff] [blame] | 2212 | }; |
| 2213 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2214 | static int asus_wmi_probe(struct platform_device *pdev) |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 2215 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2216 | struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver); |
| 2217 | struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv); |
| 2218 | int ret; |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 2219 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2220 | if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 2221 | pr_warn("Management GUID not found\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2222 | return -ENODEV; |
| 2223 | } |
| 2224 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2225 | if (wdrv->event_guid && !wmi_has_guid(wdrv->event_guid)) { |
Joe Perches | 5ad77dc | 2011-03-29 15:21:35 -0700 | [diff] [blame] | 2226 | pr_warn("Event GUID not found\n"); |
Corentin Chary | d358cb5 | 2010-11-29 08:14:14 +0100 | [diff] [blame] | 2227 | return -ENODEV; |
| 2228 | } |
| 2229 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2230 | if (wdrv->probe) { |
| 2231 | ret = wdrv->probe(pdev); |
| 2232 | if (ret) |
| 2233 | return ret; |
| 2234 | } |
| 2235 | |
| 2236 | return asus_wmi_add(pdev); |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 2237 | } |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2238 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2239 | static bool used; |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2240 | |
Corentin Chary | 8fe8c25 | 2011-07-01 11:34:32 +0200 | [diff] [blame] | 2241 | 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] | 2242 | { |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2243 | struct platform_driver *platform_driver; |
| 2244 | struct platform_device *platform_device; |
| 2245 | |
| 2246 | if (used) |
| 2247 | return -EBUSY; |
| 2248 | |
| 2249 | platform_driver = &driver->platform_driver; |
| 2250 | platform_driver->remove = asus_wmi_remove; |
| 2251 | platform_driver->driver.owner = driver->owner; |
| 2252 | platform_driver->driver.name = driver->name; |
| 2253 | platform_driver->driver.pm = &asus_pm_ops; |
| 2254 | |
| 2255 | platform_device = platform_create_bundle(platform_driver, |
| 2256 | asus_wmi_probe, |
Corentin Chary | a04ce29 | 2011-02-06 13:28:33 +0100 | [diff] [blame] | 2257 | NULL, 0, NULL, 0); |
| 2258 | if (IS_ERR(platform_device)) |
| 2259 | return PTR_ERR(platform_device); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2260 | |
| 2261 | used = true; |
| 2262 | return 0; |
| 2263 | } |
| 2264 | EXPORT_SYMBOL_GPL(asus_wmi_register_driver); |
| 2265 | |
| 2266 | void asus_wmi_unregister_driver(struct asus_wmi_driver *driver) |
| 2267 | { |
| 2268 | platform_device_unregister(driver->platform_device); |
| 2269 | platform_driver_unregister(&driver->platform_driver); |
| 2270 | used = false; |
| 2271 | } |
| 2272 | EXPORT_SYMBOL_GPL(asus_wmi_unregister_driver); |
| 2273 | |
| 2274 | static int __init asus_wmi_init(void) |
| 2275 | { |
| 2276 | if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 2277 | pr_info("Asus Management GUID not found\n"); |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2278 | return -ENODEV; |
| 2279 | } |
| 2280 | |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 2281 | pr_info("ASUS WMI generic driver loaded\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2282 | return 0; |
| 2283 | } |
| 2284 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2285 | static void __exit asus_wmi_exit(void) |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2286 | { |
vic | 0ed6065 | 2013-05-22 21:32:10 +0300 | [diff] [blame] | 2287 | pr_info("ASUS WMI generic driver unloaded\n"); |
Yong Wang | ee027e4 | 2010-03-21 10:26:34 +0800 | [diff] [blame] | 2288 | } |
| 2289 | |
Corentin Chary | e12e6d9 | 2011-02-26 10:20:31 +0100 | [diff] [blame] | 2290 | module_init(asus_wmi_init); |
| 2291 | module_exit(asus_wmi_exit); |