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![Randy Dunlap](/assets/img/avatar_default.png)
Fix a build warning in toshiba_acpi.c when CONFIG_PROC_FS is not enabled by marking the unused function as __maybe_unused. ../drivers/platform/x86/toshiba_acpi.c:1685:12: warning: 'version_proc_show' defined but not used [-Wunused-function] Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Azael Avalos <coproscefalo@gmail.com> Cc: platform-driver-x86@vger.kernel.org Cc: Andy Shevchenko <andy@infradead.org> Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
3354 lines
82 KiB
C
3354 lines
82 KiB
C
/*
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* toshiba_acpi.c - Toshiba Laptop ACPI Extras
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*
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* Copyright (C) 2002-2004 John Belmonte
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* Copyright (C) 2008 Philip Langdale
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* Copyright (C) 2010 Pierre Ducroquet
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* Copyright (C) 2014-2016 Azael Avalos
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* The devolpment page for this driver is located at
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* http://memebeam.org/toys/ToshibaAcpiDriver.
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*
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* Credits:
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* Jonathan A. Buzzard - Toshiba HCI info, and critical tips on reverse
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* engineering the Windows drivers
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* Yasushi Nagato - changes for linux kernel 2.4 -> 2.5
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* Rob Miller - TV out and hotkeys help
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#define TOSHIBA_ACPI_VERSION "0.24"
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#define PROC_INTERFACE_VERSION 1
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#include <linux/compiler.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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#include <linux/backlight.h>
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#include <linux/input.h>
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#include <linux/input/sparse-keymap.h>
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#include <linux/leds.h>
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#include <linux/slab.h>
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#include <linux/workqueue.h>
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#include <linux/i8042.h>
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#include <linux/acpi.h>
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#include <linux/dmi.h>
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#include <linux/uaccess.h>
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#include <linux/miscdevice.h>
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#include <linux/rfkill.h>
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#include <linux/iio/iio.h>
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#include <linux/toshiba.h>
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#include <acpi/video.h>
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MODULE_AUTHOR("John Belmonte");
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MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver");
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MODULE_LICENSE("GPL");
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#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
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/* Scan code for Fn key on TOS1900 models */
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#define TOS1900_FN_SCAN 0x6e
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/* Toshiba ACPI method paths */
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#define METHOD_VIDEO_OUT "\\_SB_.VALX.DSSX"
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/*
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* The Toshiba configuration interface is composed of the HCI and the SCI,
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* which are defined as follows:
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*
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* HCI is Toshiba's "Hardware Control Interface" which is supposed to
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* be uniform across all their models. Ideally we would just call
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* dedicated ACPI methods instead of using this primitive interface.
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* However the ACPI methods seem to be incomplete in some areas (for
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* example they allow setting, but not reading, the LCD brightness value),
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* so this is still useful.
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*
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* SCI stands for "System Configuration Interface" which aim is to
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* conceal differences in hardware between different models.
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*/
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#define TCI_WORDS 6
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/* Operations */
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#define HCI_SET 0xff00
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#define HCI_GET 0xfe00
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#define SCI_OPEN 0xf100
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#define SCI_CLOSE 0xf200
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#define SCI_GET 0xf300
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#define SCI_SET 0xf400
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/* Return codes */
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#define TOS_SUCCESS 0x0000
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#define TOS_SUCCESS2 0x0001
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#define TOS_OPEN_CLOSE_OK 0x0044
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#define TOS_FAILURE 0x1000
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#define TOS_NOT_SUPPORTED 0x8000
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#define TOS_ALREADY_OPEN 0x8100
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#define TOS_NOT_OPENED 0x8200
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#define TOS_INPUT_DATA_ERROR 0x8300
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#define TOS_WRITE_PROTECTED 0x8400
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#define TOS_NOT_PRESENT 0x8600
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#define TOS_FIFO_EMPTY 0x8c00
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#define TOS_DATA_NOT_AVAILABLE 0x8d20
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#define TOS_NOT_INITIALIZED 0x8d50
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#define TOS_NOT_INSTALLED 0x8e00
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/* Registers */
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#define HCI_FAN 0x0004
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#define HCI_TR_BACKLIGHT 0x0005
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#define HCI_SYSTEM_EVENT 0x0016
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#define HCI_VIDEO_OUT 0x001c
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#define HCI_HOTKEY_EVENT 0x001e
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#define HCI_LCD_BRIGHTNESS 0x002a
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#define HCI_WIRELESS 0x0056
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#define HCI_ACCELEROMETER 0x006d
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#define HCI_COOLING_METHOD 0x007f
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#define HCI_KBD_ILLUMINATION 0x0095
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#define HCI_ECO_MODE 0x0097
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#define HCI_ACCELEROMETER2 0x00a6
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#define HCI_SYSTEM_INFO 0xc000
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#define SCI_PANEL_POWER_ON 0x010d
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#define SCI_ILLUMINATION 0x014e
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#define SCI_USB_SLEEP_CHARGE 0x0150
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#define SCI_KBD_ILLUM_STATUS 0x015c
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#define SCI_USB_SLEEP_MUSIC 0x015e
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#define SCI_USB_THREE 0x0169
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#define SCI_TOUCHPAD 0x050e
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#define SCI_KBD_FUNCTION_KEYS 0x0522
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/* Field definitions */
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#define HCI_ACCEL_MASK 0x7fff
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#define HCI_ACCEL_DIRECTION_MASK 0x8000
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#define HCI_HOTKEY_DISABLE 0x0b
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#define HCI_HOTKEY_ENABLE 0x09
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#define HCI_HOTKEY_SPECIAL_FUNCTIONS 0x10
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#define HCI_LCD_BRIGHTNESS_BITS 3
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#define HCI_LCD_BRIGHTNESS_SHIFT (16-HCI_LCD_BRIGHTNESS_BITS)
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#define HCI_LCD_BRIGHTNESS_LEVELS (1 << HCI_LCD_BRIGHTNESS_BITS)
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#define HCI_MISC_SHIFT 0x10
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#define HCI_SYSTEM_TYPE1 0x10
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#define HCI_SYSTEM_TYPE2 0x11
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#define HCI_VIDEO_OUT_LCD 0x1
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#define HCI_VIDEO_OUT_CRT 0x2
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#define HCI_VIDEO_OUT_TV 0x4
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#define SCI_KBD_MODE_MASK 0x1f
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#define SCI_KBD_MODE_FNZ 0x1
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#define SCI_KBD_MODE_AUTO 0x2
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#define SCI_KBD_MODE_ON 0x8
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#define SCI_KBD_MODE_OFF 0x10
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#define SCI_KBD_TIME_MAX 0x3c001a
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#define HCI_WIRELESS_STATUS 0x1
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#define HCI_WIRELESS_WWAN 0x3
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#define HCI_WIRELESS_WWAN_STATUS 0x2000
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#define HCI_WIRELESS_WWAN_POWER 0x4000
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#define SCI_USB_CHARGE_MODE_MASK 0xff
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#define SCI_USB_CHARGE_DISABLED 0x00
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#define SCI_USB_CHARGE_ALTERNATE 0x09
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#define SCI_USB_CHARGE_TYPICAL 0x11
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#define SCI_USB_CHARGE_AUTO 0x21
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#define SCI_USB_CHARGE_BAT_MASK 0x7
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#define SCI_USB_CHARGE_BAT_LVL_OFF 0x1
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#define SCI_USB_CHARGE_BAT_LVL_ON 0x4
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#define SCI_USB_CHARGE_BAT_LVL 0x0200
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#define SCI_USB_CHARGE_RAPID_DSP 0x0300
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struct toshiba_acpi_dev {
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struct acpi_device *acpi_dev;
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const char *method_hci;
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struct input_dev *hotkey_dev;
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struct work_struct hotkey_work;
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struct backlight_device *backlight_dev;
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struct led_classdev led_dev;
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struct led_classdev kbd_led;
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struct led_classdev eco_led;
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struct miscdevice miscdev;
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struct rfkill *wwan_rfk;
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struct iio_dev *indio_dev;
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int force_fan;
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int last_key_event;
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int key_event_valid;
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int kbd_type;
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int kbd_mode;
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int kbd_time;
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int usbsc_bat_level;
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int usbsc_mode_base;
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int hotkey_event_type;
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int max_cooling_method;
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unsigned int illumination_supported:1;
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unsigned int video_supported:1;
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unsigned int fan_supported:1;
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unsigned int system_event_supported:1;
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unsigned int ntfy_supported:1;
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unsigned int info_supported:1;
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unsigned int tr_backlight_supported:1;
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unsigned int kbd_illum_supported:1;
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unsigned int touchpad_supported:1;
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unsigned int eco_supported:1;
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unsigned int accelerometer_supported:1;
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unsigned int usb_sleep_charge_supported:1;
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unsigned int usb_rapid_charge_supported:1;
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unsigned int usb_sleep_music_supported:1;
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unsigned int kbd_function_keys_supported:1;
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unsigned int panel_power_on_supported:1;
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unsigned int usb_three_supported:1;
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unsigned int wwan_supported:1;
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unsigned int cooling_method_supported:1;
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unsigned int sysfs_created:1;
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unsigned int special_functions;
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bool kbd_event_generated;
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bool kbd_led_registered;
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bool illumination_led_registered;
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bool eco_led_registered;
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bool killswitch;
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};
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static struct toshiba_acpi_dev *toshiba_acpi;
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static bool disable_hotkeys;
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module_param(disable_hotkeys, bool, 0444);
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MODULE_PARM_DESC(disable_hotkeys, "Disables the hotkeys activation");
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static const struct acpi_device_id toshiba_device_ids[] = {
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{"TOS6200", 0},
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{"TOS6207", 0},
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{"TOS6208", 0},
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{"TOS1900", 0},
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{"", 0},
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};
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MODULE_DEVICE_TABLE(acpi, toshiba_device_ids);
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static const struct key_entry toshiba_acpi_keymap[] = {
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{ KE_KEY, 0x9e, { KEY_RFKILL } },
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{ KE_KEY, 0x101, { KEY_MUTE } },
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{ KE_KEY, 0x102, { KEY_ZOOMOUT } },
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{ KE_KEY, 0x103, { KEY_ZOOMIN } },
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{ KE_KEY, 0x10f, { KEY_TAB } },
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{ KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } },
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{ KE_KEY, 0x139, { KEY_ZOOMRESET } },
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{ KE_KEY, 0x13b, { KEY_COFFEE } },
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{ KE_KEY, 0x13c, { KEY_BATTERY } },
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{ KE_KEY, 0x13d, { KEY_SLEEP } },
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{ KE_KEY, 0x13e, { KEY_SUSPEND } },
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{ KE_KEY, 0x13f, { KEY_SWITCHVIDEOMODE } },
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{ KE_KEY, 0x140, { KEY_BRIGHTNESSDOWN } },
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{ KE_KEY, 0x141, { KEY_BRIGHTNESSUP } },
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{ KE_KEY, 0x142, { KEY_WLAN } },
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{ KE_KEY, 0x143, { KEY_TOUCHPAD_TOGGLE } },
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{ KE_KEY, 0x17f, { KEY_FN } },
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{ KE_KEY, 0xb05, { KEY_PROG2 } },
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{ KE_KEY, 0xb06, { KEY_WWW } },
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{ KE_KEY, 0xb07, { KEY_MAIL } },
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{ KE_KEY, 0xb30, { KEY_STOP } },
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{ KE_KEY, 0xb31, { KEY_PREVIOUSSONG } },
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{ KE_KEY, 0xb32, { KEY_NEXTSONG } },
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{ KE_KEY, 0xb33, { KEY_PLAYPAUSE } },
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{ KE_KEY, 0xb5a, { KEY_MEDIA } },
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{ KE_IGNORE, 0x1430, { KEY_RESERVED } }, /* Wake from sleep */
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{ KE_IGNORE, 0x1501, { KEY_RESERVED } }, /* Output changed */
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{ KE_IGNORE, 0x1502, { KEY_RESERVED } }, /* HDMI plugged/unplugged */
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{ KE_IGNORE, 0x1ABE, { KEY_RESERVED } }, /* Protection level set */
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{ KE_IGNORE, 0x1ABF, { KEY_RESERVED } }, /* Protection level off */
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{ KE_END, 0 },
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};
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static const struct key_entry toshiba_acpi_alt_keymap[] = {
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{ KE_KEY, 0x102, { KEY_ZOOMOUT } },
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{ KE_KEY, 0x103, { KEY_ZOOMIN } },
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{ KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } },
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{ KE_KEY, 0x139, { KEY_ZOOMRESET } },
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{ KE_KEY, 0x13c, { KEY_BRIGHTNESSDOWN } },
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{ KE_KEY, 0x13d, { KEY_BRIGHTNESSUP } },
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{ KE_KEY, 0x13e, { KEY_SWITCHVIDEOMODE } },
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{ KE_KEY, 0x13f, { KEY_TOUCHPAD_TOGGLE } },
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{ KE_KEY, 0x157, { KEY_MUTE } },
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{ KE_KEY, 0x158, { KEY_WLAN } },
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{ KE_END, 0 },
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};
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/*
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* List of models which have a broken acpi-video backlight interface and thus
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* need to use the toshiba (vendor) interface instead.
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*/
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static const struct dmi_system_id toshiba_vendor_backlight_dmi[] = {
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{}
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};
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/*
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* Utility
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*/
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static inline void _set_bit(u32 *word, u32 mask, int value)
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{
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*word = (*word & ~mask) | (mask * value);
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}
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/*
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* ACPI interface wrappers
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*/
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static int write_acpi_int(const char *methodName, int val)
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{
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acpi_status status;
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status = acpi_execute_simple_method(NULL, (char *)methodName, val);
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return (status == AE_OK) ? 0 : -EIO;
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}
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/*
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* Perform a raw configuration call. Here we don't care about input or output
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* buffer format.
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*/
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static acpi_status tci_raw(struct toshiba_acpi_dev *dev,
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const u32 in[TCI_WORDS], u32 out[TCI_WORDS])
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{
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union acpi_object in_objs[TCI_WORDS], out_objs[TCI_WORDS + 1];
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struct acpi_object_list params;
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struct acpi_buffer results;
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acpi_status status;
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int i;
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params.count = TCI_WORDS;
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params.pointer = in_objs;
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for (i = 0; i < TCI_WORDS; ++i) {
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in_objs[i].type = ACPI_TYPE_INTEGER;
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in_objs[i].integer.value = in[i];
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}
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results.length = sizeof(out_objs);
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results.pointer = out_objs;
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status = acpi_evaluate_object(dev->acpi_dev->handle,
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(char *)dev->method_hci, ¶ms,
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&results);
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if ((status == AE_OK) && (out_objs->package.count <= TCI_WORDS)) {
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for (i = 0; i < out_objs->package.count; ++i)
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out[i] = out_objs->package.elements[i].integer.value;
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}
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return status;
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}
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/*
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* Common hci tasks
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*
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* In addition to the ACPI status, the HCI system returns a result which
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* may be useful (such as "not supported").
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*/
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static u32 hci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1)
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{
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u32 in[TCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 };
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u32 out[TCI_WORDS];
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acpi_status status = tci_raw(dev, in, out);
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return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE;
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}
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static u32 hci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1)
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{
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u32 in[TCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 };
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u32 out[TCI_WORDS];
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acpi_status status = tci_raw(dev, in, out);
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if (ACPI_FAILURE(status))
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return TOS_FAILURE;
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*out1 = out[2];
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return out[0];
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}
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/*
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* Common sci tasks
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*/
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static int sci_open(struct toshiba_acpi_dev *dev)
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{
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u32 in[TCI_WORDS] = { SCI_OPEN, 0, 0, 0, 0, 0 };
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u32 out[TCI_WORDS];
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acpi_status status = tci_raw(dev, in, out);
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if (ACPI_FAILURE(status)) {
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pr_err("ACPI call to open SCI failed\n");
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return 0;
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}
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if (out[0] == TOS_OPEN_CLOSE_OK) {
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return 1;
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} else if (out[0] == TOS_ALREADY_OPEN) {
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pr_info("Toshiba SCI already opened\n");
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return 1;
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} else if (out[0] == TOS_NOT_SUPPORTED) {
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/*
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* Some BIOSes do not have the SCI open/close functions
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* implemented and return 0x8000 (Not Supported), failing to
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* register some supported features.
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*
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* Simply return 1 if we hit those affected laptops to make the
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* supported features work.
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*
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* In the case that some laptops really do not support the SCI,
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* all the SCI dependent functions check for TOS_NOT_SUPPORTED,
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* and thus, not registering support for the queried feature.
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*/
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return 1;
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} else if (out[0] == TOS_NOT_PRESENT) {
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pr_info("Toshiba SCI is not present\n");
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}
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return 0;
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}
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static void sci_close(struct toshiba_acpi_dev *dev)
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{
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u32 in[TCI_WORDS] = { SCI_CLOSE, 0, 0, 0, 0, 0 };
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u32 out[TCI_WORDS];
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acpi_status status = tci_raw(dev, in, out);
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if (ACPI_FAILURE(status)) {
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pr_err("ACPI call to close SCI failed\n");
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return;
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}
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if (out[0] == TOS_OPEN_CLOSE_OK)
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return;
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else if (out[0] == TOS_NOT_OPENED)
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pr_info("Toshiba SCI not opened\n");
|
|
else if (out[0] == TOS_NOT_PRESENT)
|
|
pr_info("Toshiba SCI is not present\n");
|
|
}
|
|
|
|
static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, reg, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
if (ACPI_FAILURE(status))
|
|
return TOS_FAILURE;
|
|
|
|
*out1 = out[2];
|
|
|
|
return out[0];
|
|
}
|
|
|
|
static u32 sci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_SET, reg, in1, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE;
|
|
}
|
|
|
|
/* Illumination support */
|
|
static void toshiba_illumination_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_ILLUMINATION, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->illumination_supported = 0;
|
|
dev->illumination_led_registered = false;
|
|
|
|
if (!sci_open(dev))
|
|
return;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query Illumination support failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
dev->illumination_supported = 1;
|
|
}
|
|
|
|
static void toshiba_illumination_set(struct led_classdev *cdev,
|
|
enum led_brightness brightness)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, led_dev);
|
|
u32 result;
|
|
u32 state;
|
|
|
|
/* First request : initialize communication. */
|
|
if (!sci_open(dev))
|
|
return;
|
|
|
|
/* Switch the illumination on/off */
|
|
state = brightness ? 1 : 0;
|
|
result = sci_write(dev, SCI_ILLUMINATION, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call for illumination failed\n");
|
|
}
|
|
|
|
static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, led_dev);
|
|
u32 result;
|
|
u32 state;
|
|
|
|
/* First request : initialize communication. */
|
|
if (!sci_open(dev))
|
|
return LED_OFF;
|
|
|
|
/* Check the illumination */
|
|
result = sci_read(dev, SCI_ILLUMINATION, &state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE) {
|
|
pr_err("ACPI call for illumination failed\n");
|
|
return LED_OFF;
|
|
} else if (result != TOS_SUCCESS) {
|
|
return LED_OFF;
|
|
}
|
|
|
|
return state ? LED_FULL : LED_OFF;
|
|
}
|
|
|
|
/* KBD Illumination */
|
|
static void toshiba_kbd_illum_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_KBD_ILLUM_STATUS, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->kbd_illum_supported = 0;
|
|
dev->kbd_led_registered = false;
|
|
dev->kbd_event_generated = false;
|
|
|
|
if (!sci_open(dev))
|
|
return;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query kbd illumination support failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
/*
|
|
* Check for keyboard backlight timeout max value,
|
|
* previous kbd backlight implementation set this to
|
|
* 0x3c0003, and now the new implementation set this
|
|
* to 0x3c001a, use this to distinguish between them.
|
|
*/
|
|
if (out[3] == SCI_KBD_TIME_MAX)
|
|
dev->kbd_type = 2;
|
|
else
|
|
dev->kbd_type = 1;
|
|
/* Get the current keyboard backlight mode */
|
|
dev->kbd_mode = out[2] & SCI_KBD_MODE_MASK;
|
|
/* Get the current time (1-60 seconds) */
|
|
dev->kbd_time = out[2] >> HCI_MISC_SHIFT;
|
|
/* Flag as supported */
|
|
dev->kbd_illum_supported = 1;
|
|
}
|
|
|
|
static int toshiba_kbd_illum_status_set(struct toshiba_acpi_dev *dev, u32 time)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_KBD_ILLUM_STATUS, time);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set KBD backlight status failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_kbd_illum_status_get(struct toshiba_acpi_dev *dev, u32 *time)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_KBD_ILLUM_STATUS, time);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get KBD backlight status failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static enum led_brightness toshiba_kbd_backlight_get(struct led_classdev *cdev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, kbd_led);
|
|
u32 result;
|
|
u32 state;
|
|
|
|
/* Check the keyboard backlight state */
|
|
result = hci_read(dev, HCI_KBD_ILLUMINATION, &state);
|
|
if (result == TOS_FAILURE) {
|
|
pr_err("ACPI call to get the keyboard backlight failed\n");
|
|
return LED_OFF;
|
|
} else if (result != TOS_SUCCESS) {
|
|
return LED_OFF;
|
|
}
|
|
|
|
return state ? LED_FULL : LED_OFF;
|
|
}
|
|
|
|
static void toshiba_kbd_backlight_set(struct led_classdev *cdev,
|
|
enum led_brightness brightness)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, kbd_led);
|
|
u32 result;
|
|
u32 state;
|
|
|
|
/* Set the keyboard backlight state */
|
|
state = brightness ? 1 : 0;
|
|
result = hci_write(dev, HCI_KBD_ILLUMINATION, state);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set KBD Illumination mode failed\n");
|
|
}
|
|
|
|
/* TouchPad support */
|
|
static int toshiba_touchpad_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_TOUCHPAD, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set the touchpad failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_touchpad_get(struct toshiba_acpi_dev *dev, u32 *state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_TOUCHPAD, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to query the touchpad failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
/* Eco Mode support */
|
|
static void toshiba_eco_mode_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->eco_supported = 0;
|
|
dev->eco_led_registered = false;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] == TOS_INPUT_DATA_ERROR) {
|
|
/*
|
|
* If we receive 0x8300 (Input Data Error), it means that the
|
|
* LED device is present, but that we just screwed the input
|
|
* parameters.
|
|
*
|
|
* Let's query the status of the LED to see if we really have a
|
|
* success response, indicating the actual presense of the LED,
|
|
* bail out otherwise.
|
|
*/
|
|
in[3] = 1;
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
dev->eco_supported = 1;
|
|
}
|
|
}
|
|
|
|
static enum led_brightness
|
|
toshiba_eco_mode_get_status(struct led_classdev *cdev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, eco_led);
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 1, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
return LED_OFF;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return LED_OFF;
|
|
|
|
return out[2] ? LED_FULL : LED_OFF;
|
|
}
|
|
|
|
static void toshiba_eco_mode_set_status(struct led_classdev *cdev,
|
|
enum led_brightness brightness)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, eco_led);
|
|
u32 in[TCI_WORDS] = { HCI_SET, HCI_ECO_MODE, 0, 1, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
/* Switch the Eco Mode led on/off */
|
|
in[2] = (brightness) ? 1 : 0;
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status))
|
|
pr_err("ACPI call to set ECO led failed\n");
|
|
}
|
|
|
|
/* Accelerometer support */
|
|
static void toshiba_accelerometer_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER2, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->accelerometer_supported = 0;
|
|
|
|
/*
|
|
* Check if the accelerometer call exists,
|
|
* this call also serves as initialization
|
|
*/
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query the accelerometer failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
dev->accelerometer_supported = 1;
|
|
}
|
|
|
|
static int toshiba_accelerometer_get(struct toshiba_acpi_dev *dev,
|
|
u32 *xy, u32 *z)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER, 0, 1, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
/* Check the Accelerometer status */
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query the accelerometer failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return -EIO;
|
|
|
|
*xy = out[2];
|
|
*z = out[4];
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Sleep (Charge and Music) utilities support */
|
|
static void toshiba_usb_sleep_charge_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->usb_sleep_charge_supported = 0;
|
|
|
|
if (!sci_open(dev))
|
|
return;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get USB Sleep and Charge mode failed\n");
|
|
sci_close(dev);
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS) {
|
|
sci_close(dev);
|
|
return;
|
|
}
|
|
|
|
dev->usbsc_mode_base = out[4];
|
|
|
|
in[5] = SCI_USB_CHARGE_BAT_LVL;
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get USB Sleep and Charge mode failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
dev->usbsc_bat_level = out[2];
|
|
/* Flag as supported */
|
|
dev->usb_sleep_charge_supported = 1;
|
|
}
|
|
|
|
static int toshiba_usb_sleep_charge_get(struct toshiba_acpi_dev *dev,
|
|
u32 *mode)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_USB_SLEEP_CHARGE, mode);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set USB S&C mode failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_usb_sleep_charge_set(struct toshiba_acpi_dev *dev,
|
|
u32 mode)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_USB_SLEEP_CHARGE, mode);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set USB S&C mode failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_sleep_functions_status_get(struct toshiba_acpi_dev *dev,
|
|
u32 *mode)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
in[5] = SCI_USB_CHARGE_BAT_LVL;
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get USB S&C battery level failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return -EIO;
|
|
|
|
*mode = out[2];
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
static int toshiba_sleep_functions_status_set(struct toshiba_acpi_dev *dev,
|
|
u32 mode)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_SET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
in[2] = mode;
|
|
in[5] = SCI_USB_CHARGE_BAT_LVL;
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to set USB S&C battery level failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return out[0] == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_usb_rapid_charge_get(struct toshiba_acpi_dev *dev,
|
|
u32 *state)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
in[5] = SCI_USB_CHARGE_RAPID_DSP;
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get USB Rapid Charge failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS && out[0] != TOS_SUCCESS2)
|
|
return -EIO;
|
|
|
|
*state = out[2];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int toshiba_usb_rapid_charge_set(struct toshiba_acpi_dev *dev,
|
|
u32 state)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_SET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
in[2] = state;
|
|
in[5] = SCI_USB_CHARGE_RAPID_DSP;
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to set USB Rapid Charge failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (out[0] == TOS_SUCCESS || out[0] == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_usb_sleep_music_get(struct toshiba_acpi_dev *dev, u32 *state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_USB_SLEEP_MUSIC, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Sleep and Music failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_usb_sleep_music_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_USB_SLEEP_MUSIC, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set Sleep and Music failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
/* Keyboard function keys */
|
|
static int toshiba_function_keys_get(struct toshiba_acpi_dev *dev, u32 *mode)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_KBD_FUNCTION_KEYS, mode);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get KBD function keys failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_function_keys_set(struct toshiba_acpi_dev *dev, u32 mode)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_KBD_FUNCTION_KEYS, mode);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set KBD function keys failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
/* Panel Power ON */
|
|
static int toshiba_panel_power_on_get(struct toshiba_acpi_dev *dev, u32 *state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_PANEL_POWER_ON, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Panel Power ON failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_panel_power_on_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_PANEL_POWER_ON, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set Panel Power ON failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
/* USB Three */
|
|
static int toshiba_usb_three_get(struct toshiba_acpi_dev *dev, u32 *state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_read(dev, SCI_USB_THREE, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get USB 3 failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_usb_three_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 result;
|
|
|
|
if (!sci_open(dev))
|
|
return -EIO;
|
|
|
|
result = sci_write(dev, SCI_USB_THREE, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set USB 3 failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
/* Hotkey Event type */
|
|
static int toshiba_hotkey_event_type_get(struct toshiba_acpi_dev *dev,
|
|
u32 *type)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_SYSTEM_INFO, 0x03, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get System type failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return -EIO;
|
|
|
|
*type = out[3];
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Wireless status (RFKill, WLAN, BT, WWAN) */
|
|
static int toshiba_wireless_status(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_WIRELESS, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
in[3] = HCI_WIRELESS_STATUS;
|
|
status = tci_raw(dev, in, out);
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get Wireless status failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return -EIO;
|
|
|
|
dev->killswitch = !!(out[2] & HCI_WIRELESS_STATUS);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* WWAN */
|
|
static void toshiba_wwan_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_WIRELESS, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->wwan_supported = 0;
|
|
|
|
/*
|
|
* WWAN support can be queried by setting the in[3] value to
|
|
* HCI_WIRELESS_WWAN (0x03).
|
|
*
|
|
* If supported, out[0] contains TOS_SUCCESS and out[2] contains
|
|
* HCI_WIRELESS_WWAN_STATUS (0x2000).
|
|
*
|
|
* If not supported, out[0] contains TOS_INPUT_DATA_ERROR (0x8300)
|
|
* or TOS_NOT_SUPPORTED (0x8000).
|
|
*/
|
|
in[3] = HCI_WIRELESS_WWAN;
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get WWAN status failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return;
|
|
|
|
dev->wwan_supported = (out[2] == HCI_WIRELESS_WWAN_STATUS);
|
|
}
|
|
|
|
static int toshiba_wwan_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_SET, HCI_WIRELESS, state, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
in[3] = HCI_WIRELESS_WWAN_STATUS;
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to set WWAN status failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
if (out[0] != TOS_SUCCESS)
|
|
return -EIO;
|
|
|
|
/*
|
|
* Some devices only need to call HCI_WIRELESS_WWAN_STATUS to
|
|
* (de)activate the device, but some others need the
|
|
* HCI_WIRELESS_WWAN_POWER call as well.
|
|
*/
|
|
in[3] = HCI_WIRELESS_WWAN_POWER;
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to set WWAN power failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
if (out[0] == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return out[0] == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
/* Cooling Method */
|
|
static void toshiba_cooling_method_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_COOLING_METHOD, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
dev->cooling_method_supported = 0;
|
|
dev->max_cooling_method = 0;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get Cooling Method failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] != TOS_SUCCESS && out[0] != TOS_SUCCESS2)
|
|
return;
|
|
|
|
dev->cooling_method_supported = 1;
|
|
dev->max_cooling_method = out[3];
|
|
}
|
|
|
|
static int toshiba_cooling_method_get(struct toshiba_acpi_dev *dev, u32 *state)
|
|
{
|
|
u32 result = hci_read(dev, HCI_COOLING_METHOD, state);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Cooling Method failed\n");
|
|
|
|
if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
static int toshiba_cooling_method_set(struct toshiba_acpi_dev *dev, u32 state)
|
|
{
|
|
u32 result = hci_write(dev, HCI_COOLING_METHOD, state);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set Cooling Method failed\n");
|
|
|
|
if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return (result == TOS_SUCCESS || result == TOS_SUCCESS2) ? 0 : -EIO;
|
|
}
|
|
|
|
/* Transflective Backlight */
|
|
static int get_tr_backlight_status(struct toshiba_acpi_dev *dev, u32 *status)
|
|
{
|
|
u32 result = hci_read(dev, HCI_TR_BACKLIGHT, status);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Transflective Backlight failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int set_tr_backlight_status(struct toshiba_acpi_dev *dev, u32 status)
|
|
{
|
|
u32 result = hci_write(dev, HCI_TR_BACKLIGHT, !status);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set Transflective Backlight failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static struct proc_dir_entry *toshiba_proc_dir;
|
|
|
|
/* LCD Brightness */
|
|
static int __get_lcd_brightness(struct toshiba_acpi_dev *dev)
|
|
{
|
|
int brightness = 0;
|
|
u32 result;
|
|
u32 value;
|
|
|
|
if (dev->tr_backlight_supported) {
|
|
int ret = get_tr_backlight_status(dev, &value);
|
|
|
|
if (ret)
|
|
return ret;
|
|
if (value)
|
|
return 0;
|
|
brightness++;
|
|
}
|
|
|
|
result = hci_read(dev, HCI_LCD_BRIGHTNESS, &value);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get LCD Brightness failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ?
|
|
brightness + (value >> HCI_LCD_BRIGHTNESS_SHIFT) :
|
|
-EIO;
|
|
}
|
|
|
|
static int get_lcd_brightness(struct backlight_device *bd)
|
|
{
|
|
struct toshiba_acpi_dev *dev = bl_get_data(bd);
|
|
|
|
return __get_lcd_brightness(dev);
|
|
}
|
|
|
|
static int lcd_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
int levels;
|
|
int value;
|
|
|
|
if (!dev->backlight_dev)
|
|
return -ENODEV;
|
|
|
|
levels = dev->backlight_dev->props.max_brightness + 1;
|
|
value = get_lcd_brightness(dev->backlight_dev);
|
|
if (value < 0) {
|
|
pr_err("Error reading LCD brightness\n");
|
|
return value;
|
|
}
|
|
|
|
seq_printf(m, "brightness: %d\n", value);
|
|
seq_printf(m, "brightness_levels: %d\n", levels);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int lcd_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, lcd_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value)
|
|
{
|
|
u32 result;
|
|
|
|
if (dev->tr_backlight_supported) {
|
|
int ret = set_tr_backlight_status(dev, !value);
|
|
|
|
if (ret)
|
|
return ret;
|
|
if (value)
|
|
value--;
|
|
}
|
|
|
|
value = value << HCI_LCD_BRIGHTNESS_SHIFT;
|
|
result = hci_write(dev, HCI_LCD_BRIGHTNESS, value);
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set LCD Brightness failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int set_lcd_status(struct backlight_device *bd)
|
|
{
|
|
struct toshiba_acpi_dev *dev = bl_get_data(bd);
|
|
|
|
return set_lcd_brightness(dev, bd->props.brightness);
|
|
}
|
|
|
|
static ssize_t lcd_proc_write(struct file *file, const char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
|
|
char cmd[42];
|
|
size_t len;
|
|
int levels;
|
|
int value;
|
|
|
|
len = min(count, sizeof(cmd) - 1);
|
|
if (copy_from_user(cmd, buf, len))
|
|
return -EFAULT;
|
|
cmd[len] = '\0';
|
|
|
|
levels = dev->backlight_dev->props.max_brightness + 1;
|
|
if (sscanf(cmd, " brightness : %i", &value) != 1 &&
|
|
value < 0 && value > levels)
|
|
return -EINVAL;
|
|
|
|
if (set_lcd_brightness(dev, value))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations lcd_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = lcd_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = lcd_proc_write,
|
|
};
|
|
|
|
/* Video-Out */
|
|
static int get_video_status(struct toshiba_acpi_dev *dev, u32 *status)
|
|
{
|
|
u32 result = hci_read(dev, HCI_VIDEO_OUT, status);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Video-Out failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int video_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
int is_lcd, is_crt, is_tv;
|
|
u32 value;
|
|
|
|
if (get_video_status(dev, &value))
|
|
return -EIO;
|
|
|
|
is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0;
|
|
is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0;
|
|
is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0;
|
|
|
|
seq_printf(m, "lcd_out: %d\n", is_lcd);
|
|
seq_printf(m, "crt_out: %d\n", is_crt);
|
|
seq_printf(m, "tv_out: %d\n", is_tv);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int video_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, video_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static ssize_t video_proc_write(struct file *file, const char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
|
|
char *buffer;
|
|
char *cmd;
|
|
int lcd_out, crt_out, tv_out;
|
|
int remain = count;
|
|
int value;
|
|
int ret;
|
|
u32 video_out;
|
|
|
|
cmd = memdup_user_nul(buf, count);
|
|
if (IS_ERR(cmd))
|
|
return PTR_ERR(cmd);
|
|
|
|
buffer = cmd;
|
|
|
|
/*
|
|
* Scan expression. Multiple expressions may be delimited with ;
|
|
* NOTE: To keep scanning simple, invalid fields are ignored.
|
|
*/
|
|
while (remain) {
|
|
if (sscanf(buffer, " lcd_out : %i", &value) == 1)
|
|
lcd_out = value & 1;
|
|
else if (sscanf(buffer, " crt_out : %i", &value) == 1)
|
|
crt_out = value & 1;
|
|
else if (sscanf(buffer, " tv_out : %i", &value) == 1)
|
|
tv_out = value & 1;
|
|
/* Advance to one character past the next ; */
|
|
do {
|
|
++buffer;
|
|
--remain;
|
|
} while (remain && *(buffer - 1) != ';');
|
|
}
|
|
|
|
kfree(cmd);
|
|
|
|
lcd_out = crt_out = tv_out = -1;
|
|
ret = get_video_status(dev, &video_out);
|
|
if (!ret) {
|
|
unsigned int new_video_out = video_out;
|
|
|
|
if (lcd_out != -1)
|
|
_set_bit(&new_video_out, HCI_VIDEO_OUT_LCD, lcd_out);
|
|
if (crt_out != -1)
|
|
_set_bit(&new_video_out, HCI_VIDEO_OUT_CRT, crt_out);
|
|
if (tv_out != -1)
|
|
_set_bit(&new_video_out, HCI_VIDEO_OUT_TV, tv_out);
|
|
/*
|
|
* To avoid unnecessary video disruption, only write the new
|
|
* video setting if something changed.
|
|
*/
|
|
if (new_video_out != video_out)
|
|
ret = write_acpi_int(METHOD_VIDEO_OUT, new_video_out);
|
|
}
|
|
|
|
return ret ? -EIO : count;
|
|
}
|
|
|
|
static const struct file_operations video_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = video_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = video_proc_write,
|
|
};
|
|
|
|
/* Fan status */
|
|
static int get_fan_status(struct toshiba_acpi_dev *dev, u32 *status)
|
|
{
|
|
u32 result = hci_read(dev, HCI_FAN, status);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to get Fan status failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int set_fan_status(struct toshiba_acpi_dev *dev, u32 status)
|
|
{
|
|
u32 result = hci_write(dev, HCI_FAN, status);
|
|
|
|
if (result == TOS_FAILURE)
|
|
pr_err("ACPI call to set Fan status failed\n");
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int fan_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
u32 value;
|
|
|
|
if (get_fan_status(dev, &value))
|
|
return -EIO;
|
|
|
|
seq_printf(m, "running: %d\n", (value > 0));
|
|
seq_printf(m, "force_on: %d\n", dev->force_fan);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int fan_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, fan_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static ssize_t fan_proc_write(struct file *file, const char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
|
|
char cmd[42];
|
|
size_t len;
|
|
int value;
|
|
|
|
len = min(count, sizeof(cmd) - 1);
|
|
if (copy_from_user(cmd, buf, len))
|
|
return -EFAULT;
|
|
cmd[len] = '\0';
|
|
|
|
if (sscanf(cmd, " force_on : %i", &value) != 1 &&
|
|
value != 0 && value != 1)
|
|
return -EINVAL;
|
|
|
|
if (set_fan_status(dev, value))
|
|
return -EIO;
|
|
|
|
dev->force_fan = value;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fan_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = fan_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = fan_proc_write,
|
|
};
|
|
|
|
static int keys_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
|
|
seq_printf(m, "hotkey_ready: %d\n", dev->key_event_valid);
|
|
seq_printf(m, "hotkey: 0x%04x\n", dev->last_key_event);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int keys_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, keys_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static ssize_t keys_proc_write(struct file *file, const char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
|
|
char cmd[42];
|
|
size_t len;
|
|
int value;
|
|
|
|
len = min(count, sizeof(cmd) - 1);
|
|
if (copy_from_user(cmd, buf, len))
|
|
return -EFAULT;
|
|
cmd[len] = '\0';
|
|
|
|
if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0)
|
|
dev->key_event_valid = 0;
|
|
else
|
|
return -EINVAL;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations keys_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = keys_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = keys_proc_write,
|
|
};
|
|
|
|
static int __maybe_unused version_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
seq_printf(m, "driver: %s\n", TOSHIBA_ACPI_VERSION);
|
|
seq_printf(m, "proc_interface: %d\n", PROC_INTERFACE_VERSION);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Proc and module init
|
|
*/
|
|
|
|
#define PROC_TOSHIBA "toshiba"
|
|
|
|
static void create_toshiba_proc_entries(struct toshiba_acpi_dev *dev)
|
|
{
|
|
if (dev->backlight_dev)
|
|
proc_create_data("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&lcd_proc_fops, dev);
|
|
if (dev->video_supported)
|
|
proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&video_proc_fops, dev);
|
|
if (dev->fan_supported)
|
|
proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&fan_proc_fops, dev);
|
|
if (dev->hotkey_dev)
|
|
proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&keys_proc_fops, dev);
|
|
proc_create_single_data("version", S_IRUGO, toshiba_proc_dir,
|
|
version_proc_show, dev);
|
|
}
|
|
|
|
static void remove_toshiba_proc_entries(struct toshiba_acpi_dev *dev)
|
|
{
|
|
if (dev->backlight_dev)
|
|
remove_proc_entry("lcd", toshiba_proc_dir);
|
|
if (dev->video_supported)
|
|
remove_proc_entry("video", toshiba_proc_dir);
|
|
if (dev->fan_supported)
|
|
remove_proc_entry("fan", toshiba_proc_dir);
|
|
if (dev->hotkey_dev)
|
|
remove_proc_entry("keys", toshiba_proc_dir);
|
|
remove_proc_entry("version", toshiba_proc_dir);
|
|
}
|
|
|
|
static const struct backlight_ops toshiba_backlight_data = {
|
|
.options = BL_CORE_SUSPENDRESUME,
|
|
.get_brightness = get_lcd_brightness,
|
|
.update_status = set_lcd_status,
|
|
};
|
|
|
|
/* Keyboard backlight work */
|
|
static void toshiba_acpi_kbd_bl_work(struct work_struct *work);
|
|
|
|
static DECLARE_WORK(kbd_bl_work, toshiba_acpi_kbd_bl_work);
|
|
|
|
/*
|
|
* Sysfs files
|
|
*/
|
|
static ssize_t version_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
return sprintf(buf, "%s\n", TOSHIBA_ACPI_VERSION);
|
|
}
|
|
static DEVICE_ATTR_RO(version);
|
|
|
|
static ssize_t fan_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = set_fan_status(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t fan_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 value;
|
|
int ret;
|
|
|
|
ret = get_fan_status(toshiba, &value);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", value);
|
|
}
|
|
static DEVICE_ATTR_RW(fan);
|
|
|
|
static ssize_t kbd_backlight_mode_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int mode;
|
|
int ret;
|
|
|
|
|
|
ret = kstrtoint(buf, 0, &mode);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* Check for supported modes depending on keyboard backlight type */
|
|
if (toshiba->kbd_type == 1) {
|
|
/* Type 1 supports SCI_KBD_MODE_FNZ and SCI_KBD_MODE_AUTO */
|
|
if (mode != SCI_KBD_MODE_FNZ && mode != SCI_KBD_MODE_AUTO)
|
|
return -EINVAL;
|
|
} else if (toshiba->kbd_type == 2) {
|
|
/* Type 2 doesn't support SCI_KBD_MODE_FNZ */
|
|
if (mode != SCI_KBD_MODE_AUTO && mode != SCI_KBD_MODE_ON &&
|
|
mode != SCI_KBD_MODE_OFF)
|
|
return -EINVAL;
|
|
}
|
|
|
|
/*
|
|
* Set the Keyboard Backlight Mode where:
|
|
* Auto - KBD backlight turns off automatically in given time
|
|
* FN-Z - KBD backlight "toggles" when hotkey pressed
|
|
* ON - KBD backlight is always on
|
|
* OFF - KBD backlight is always off
|
|
*/
|
|
|
|
/* Only make a change if the actual mode has changed */
|
|
if (toshiba->kbd_mode != mode) {
|
|
/* Shift the time to "base time" (0x3c0000 == 60 seconds) */
|
|
int time = toshiba->kbd_time << HCI_MISC_SHIFT;
|
|
|
|
/* OR the "base time" to the actual method format */
|
|
if (toshiba->kbd_type == 1) {
|
|
/* Type 1 requires the current mode */
|
|
time |= toshiba->kbd_mode;
|
|
} else if (toshiba->kbd_type == 2) {
|
|
/* Type 2 requires the desired mode */
|
|
time |= mode;
|
|
}
|
|
|
|
ret = toshiba_kbd_illum_status_set(toshiba, time);
|
|
if (ret)
|
|
return ret;
|
|
|
|
toshiba->kbd_mode = mode;
|
|
toshiba_acpi->kbd_mode = mode;
|
|
|
|
/*
|
|
* Some laptop models with the second generation backlit
|
|
* keyboard (type 2) do not generate the keyboard backlight
|
|
* changed event (0x92), and thus, the driver will never update
|
|
* the sysfs entries.
|
|
*
|
|
* The event is generated right when changing the keyboard
|
|
* backlight mode and the *notify function will set the
|
|
* kbd_event_generated to true.
|
|
*
|
|
* In case the event is not generated, schedule the keyboard
|
|
* backlight work to update the sysfs entries and emulate the
|
|
* event via genetlink.
|
|
*/
|
|
if (toshiba->kbd_type == 2 &&
|
|
!toshiba->kbd_event_generated)
|
|
schedule_work(&kbd_bl_work);
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t kbd_backlight_mode_show(struct device *dev,
|
|
struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 time;
|
|
|
|
if (toshiba_kbd_illum_status_get(toshiba, &time) < 0)
|
|
return -EIO;
|
|
|
|
return sprintf(buf, "%i\n", time & SCI_KBD_MODE_MASK);
|
|
}
|
|
static DEVICE_ATTR_RW(kbd_backlight_mode);
|
|
|
|
static ssize_t kbd_type_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
|
|
return sprintf(buf, "%d\n", toshiba->kbd_type);
|
|
}
|
|
static DEVICE_ATTR_RO(kbd_type);
|
|
|
|
static ssize_t available_kbd_modes_show(struct device *dev,
|
|
struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
|
|
if (toshiba->kbd_type == 1)
|
|
return sprintf(buf, "0x%x 0x%x\n",
|
|
SCI_KBD_MODE_FNZ, SCI_KBD_MODE_AUTO);
|
|
|
|
return sprintf(buf, "0x%x 0x%x 0x%x\n",
|
|
SCI_KBD_MODE_AUTO, SCI_KBD_MODE_ON, SCI_KBD_MODE_OFF);
|
|
}
|
|
static DEVICE_ATTR_RO(available_kbd_modes);
|
|
|
|
static ssize_t kbd_backlight_timeout_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int time;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &time);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* Check for supported values depending on kbd_type */
|
|
if (toshiba->kbd_type == 1) {
|
|
if (time < 0 || time > 60)
|
|
return -EINVAL;
|
|
} else if (toshiba->kbd_type == 2) {
|
|
if (time < 1 || time > 60)
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Set the Keyboard Backlight Timeout */
|
|
|
|
/* Only make a change if the actual timeout has changed */
|
|
if (toshiba->kbd_time != time) {
|
|
/* Shift the time to "base time" (0x3c0000 == 60 seconds) */
|
|
time = time << HCI_MISC_SHIFT;
|
|
/* OR the "base time" to the actual method format */
|
|
if (toshiba->kbd_type == 1)
|
|
time |= SCI_KBD_MODE_FNZ;
|
|
else if (toshiba->kbd_type == 2)
|
|
time |= SCI_KBD_MODE_AUTO;
|
|
|
|
ret = toshiba_kbd_illum_status_set(toshiba, time);
|
|
if (ret)
|
|
return ret;
|
|
|
|
toshiba->kbd_time = time >> HCI_MISC_SHIFT;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t kbd_backlight_timeout_show(struct device *dev,
|
|
struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 time;
|
|
|
|
if (toshiba_kbd_illum_status_get(toshiba, &time) < 0)
|
|
return -EIO;
|
|
|
|
return sprintf(buf, "%i\n", time >> HCI_MISC_SHIFT);
|
|
}
|
|
static DEVICE_ATTR_RW(kbd_backlight_timeout);
|
|
|
|
static ssize_t touchpad_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
/* Set the TouchPad on/off, 0 - Disable | 1 - Enable */
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_touchpad_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t touchpad_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 state;
|
|
int ret;
|
|
|
|
ret = toshiba_touchpad_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%i\n", state);
|
|
}
|
|
static DEVICE_ATTR_RW(touchpad);
|
|
|
|
static ssize_t usb_sleep_charge_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 mode;
|
|
int ret;
|
|
|
|
ret = toshiba_usb_sleep_charge_get(toshiba, &mode);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%x\n", mode & SCI_USB_CHARGE_MODE_MASK);
|
|
}
|
|
|
|
static ssize_t usb_sleep_charge_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
u32 mode;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
/*
|
|
* Check for supported values, where:
|
|
* 0 - Disabled
|
|
* 1 - Alternate (Non USB conformant devices that require more power)
|
|
* 2 - Auto (USB conformant devices)
|
|
* 3 - Typical
|
|
*/
|
|
if (state != 0 && state != 1 && state != 2 && state != 3)
|
|
return -EINVAL;
|
|
|
|
/* Set the USB charging mode to internal value */
|
|
mode = toshiba->usbsc_mode_base;
|
|
if (state == 0)
|
|
mode |= SCI_USB_CHARGE_DISABLED;
|
|
else if (state == 1)
|
|
mode |= SCI_USB_CHARGE_ALTERNATE;
|
|
else if (state == 2)
|
|
mode |= SCI_USB_CHARGE_AUTO;
|
|
else if (state == 3)
|
|
mode |= SCI_USB_CHARGE_TYPICAL;
|
|
|
|
ret = toshiba_usb_sleep_charge_set(toshiba, mode);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(usb_sleep_charge);
|
|
|
|
static ssize_t sleep_functions_on_battery_show(struct device *dev,
|
|
struct device_attribute *attr,
|
|
char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int bat_lvl, status;
|
|
u32 state;
|
|
int ret;
|
|
int tmp;
|
|
|
|
ret = toshiba_sleep_functions_status_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
/* Determine the status: 0x4 - Enabled | 0x1 - Disabled */
|
|
tmp = state & SCI_USB_CHARGE_BAT_MASK;
|
|
status = (tmp == 0x4) ? 1 : 0;
|
|
/* Determine the battery level set */
|
|
bat_lvl = state >> HCI_MISC_SHIFT;
|
|
|
|
return sprintf(buf, "%d %d\n", status, bat_lvl);
|
|
}
|
|
|
|
static ssize_t sleep_functions_on_battery_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 status;
|
|
int value;
|
|
int ret;
|
|
int tmp;
|
|
|
|
ret = kstrtoint(buf, 0, &value);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/*
|
|
* Set the status of the function:
|
|
* 0 - Disabled
|
|
* 1-100 - Enabled
|
|
*/
|
|
if (value < 0 || value > 100)
|
|
return -EINVAL;
|
|
|
|
if (value == 0) {
|
|
tmp = toshiba->usbsc_bat_level << HCI_MISC_SHIFT;
|
|
status = tmp | SCI_USB_CHARGE_BAT_LVL_OFF;
|
|
} else {
|
|
tmp = value << HCI_MISC_SHIFT;
|
|
status = tmp | SCI_USB_CHARGE_BAT_LVL_ON;
|
|
}
|
|
ret = toshiba_sleep_functions_status_set(toshiba, status);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
toshiba->usbsc_bat_level = status >> HCI_MISC_SHIFT;
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(sleep_functions_on_battery);
|
|
|
|
static ssize_t usb_rapid_charge_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 state;
|
|
int ret;
|
|
|
|
ret = toshiba_usb_rapid_charge_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", state);
|
|
}
|
|
|
|
static ssize_t usb_rapid_charge_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_usb_rapid_charge_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(usb_rapid_charge);
|
|
|
|
static ssize_t usb_sleep_music_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 state;
|
|
int ret;
|
|
|
|
ret = toshiba_usb_sleep_music_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", state);
|
|
}
|
|
|
|
static ssize_t usb_sleep_music_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_usb_sleep_music_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(usb_sleep_music);
|
|
|
|
static ssize_t kbd_function_keys_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int mode;
|
|
int ret;
|
|
|
|
ret = toshiba_function_keys_get(toshiba, &mode);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", mode);
|
|
}
|
|
|
|
static ssize_t kbd_function_keys_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int mode;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &mode);
|
|
if (ret)
|
|
return ret;
|
|
/*
|
|
* Check for the function keys mode where:
|
|
* 0 - Normal operation (F{1-12} as usual and hotkeys via FN-F{1-12})
|
|
* 1 - Special functions (Opposite of the above setting)
|
|
*/
|
|
if (mode != 0 && mode != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_function_keys_set(toshiba, mode);
|
|
if (ret)
|
|
return ret;
|
|
|
|
pr_info("Reboot for changes to KBD Function Keys to take effect");
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(kbd_function_keys);
|
|
|
|
static ssize_t panel_power_on_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 state;
|
|
int ret;
|
|
|
|
ret = toshiba_panel_power_on_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", state);
|
|
}
|
|
|
|
static ssize_t panel_power_on_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_panel_power_on_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
pr_info("Reboot for changes to Panel Power ON to take effect");
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(panel_power_on);
|
|
|
|
static ssize_t usb_three_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 state;
|
|
int ret;
|
|
|
|
ret = toshiba_usb_three_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d\n", state);
|
|
}
|
|
|
|
static ssize_t usb_three_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
/*
|
|
* Check for USB 3 mode where:
|
|
* 0 - Disabled (Acts like a USB 2 port, saving power)
|
|
* 1 - Enabled
|
|
*/
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_usb_three_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
pr_info("Reboot for changes to USB 3 to take effect");
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(usb_three);
|
|
|
|
static ssize_t cooling_method_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = toshiba_cooling_method_get(toshiba, &state);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return sprintf(buf, "%d %d\n", state, toshiba->max_cooling_method);
|
|
}
|
|
|
|
static ssize_t cooling_method_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buf, size_t count)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/*
|
|
* Check for supported values
|
|
* Depending on the laptop model, some only support these two:
|
|
* 0 - Maximum Performance
|
|
* 1 - Battery Optimized
|
|
*
|
|
* While some others support all three methods:
|
|
* 0 - Maximum Performance
|
|
* 1 - Performance
|
|
* 2 - Battery Optimized
|
|
*/
|
|
if (state < 0 || state > toshiba->max_cooling_method)
|
|
return -EINVAL;
|
|
|
|
ret = toshiba_cooling_method_set(toshiba, state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
static DEVICE_ATTR_RW(cooling_method);
|
|
|
|
static struct attribute *toshiba_attributes[] = {
|
|
&dev_attr_version.attr,
|
|
&dev_attr_fan.attr,
|
|
&dev_attr_kbd_backlight_mode.attr,
|
|
&dev_attr_kbd_type.attr,
|
|
&dev_attr_available_kbd_modes.attr,
|
|
&dev_attr_kbd_backlight_timeout.attr,
|
|
&dev_attr_touchpad.attr,
|
|
&dev_attr_usb_sleep_charge.attr,
|
|
&dev_attr_sleep_functions_on_battery.attr,
|
|
&dev_attr_usb_rapid_charge.attr,
|
|
&dev_attr_usb_sleep_music.attr,
|
|
&dev_attr_kbd_function_keys.attr,
|
|
&dev_attr_panel_power_on.attr,
|
|
&dev_attr_usb_three.attr,
|
|
&dev_attr_cooling_method.attr,
|
|
NULL,
|
|
};
|
|
|
|
static umode_t toshiba_sysfs_is_visible(struct kobject *kobj,
|
|
struct attribute *attr, int idx)
|
|
{
|
|
struct device *dev = container_of(kobj, struct device, kobj);
|
|
struct toshiba_acpi_dev *drv = dev_get_drvdata(dev);
|
|
bool exists = true;
|
|
|
|
if (attr == &dev_attr_fan.attr)
|
|
exists = (drv->fan_supported) ? true : false;
|
|
else if (attr == &dev_attr_kbd_backlight_mode.attr)
|
|
exists = (drv->kbd_illum_supported) ? true : false;
|
|
else if (attr == &dev_attr_kbd_backlight_timeout.attr)
|
|
exists = (drv->kbd_mode == SCI_KBD_MODE_AUTO) ? true : false;
|
|
else if (attr == &dev_attr_touchpad.attr)
|
|
exists = (drv->touchpad_supported) ? true : false;
|
|
else if (attr == &dev_attr_usb_sleep_charge.attr)
|
|
exists = (drv->usb_sleep_charge_supported) ? true : false;
|
|
else if (attr == &dev_attr_sleep_functions_on_battery.attr)
|
|
exists = (drv->usb_sleep_charge_supported) ? true : false;
|
|
else if (attr == &dev_attr_usb_rapid_charge.attr)
|
|
exists = (drv->usb_rapid_charge_supported) ? true : false;
|
|
else if (attr == &dev_attr_usb_sleep_music.attr)
|
|
exists = (drv->usb_sleep_music_supported) ? true : false;
|
|
else if (attr == &dev_attr_kbd_function_keys.attr)
|
|
exists = (drv->kbd_function_keys_supported) ? true : false;
|
|
else if (attr == &dev_attr_panel_power_on.attr)
|
|
exists = (drv->panel_power_on_supported) ? true : false;
|
|
else if (attr == &dev_attr_usb_three.attr)
|
|
exists = (drv->usb_three_supported) ? true : false;
|
|
else if (attr == &dev_attr_cooling_method.attr)
|
|
exists = (drv->cooling_method_supported) ? true : false;
|
|
|
|
return exists ? attr->mode : 0;
|
|
}
|
|
|
|
static const struct attribute_group toshiba_attr_group = {
|
|
.is_visible = toshiba_sysfs_is_visible,
|
|
.attrs = toshiba_attributes,
|
|
};
|
|
|
|
static void toshiba_acpi_kbd_bl_work(struct work_struct *work)
|
|
{
|
|
/* Update the sysfs entries */
|
|
if (sysfs_update_group(&toshiba_acpi->acpi_dev->dev.kobj,
|
|
&toshiba_attr_group))
|
|
pr_err("Unable to update sysfs entries\n");
|
|
|
|
/* Notify LED subsystem about keyboard backlight change */
|
|
if (toshiba_acpi->kbd_type == 2 &&
|
|
toshiba_acpi->kbd_mode != SCI_KBD_MODE_AUTO)
|
|
led_classdev_notify_brightness_hw_changed(&toshiba_acpi->kbd_led,
|
|
(toshiba_acpi->kbd_mode == SCI_KBD_MODE_ON) ?
|
|
LED_FULL : LED_OFF);
|
|
|
|
/* Emulate the keyboard backlight event */
|
|
acpi_bus_generate_netlink_event(toshiba_acpi->acpi_dev->pnp.device_class,
|
|
dev_name(&toshiba_acpi->acpi_dev->dev),
|
|
0x92, 0);
|
|
}
|
|
|
|
/*
|
|
* IIO device
|
|
*/
|
|
|
|
enum toshiba_iio_accel_chan {
|
|
AXIS_X,
|
|
AXIS_Y,
|
|
AXIS_Z
|
|
};
|
|
|
|
static int toshiba_iio_accel_get_axis(enum toshiba_iio_accel_chan chan)
|
|
{
|
|
u32 xyval, zval;
|
|
int ret;
|
|
|
|
ret = toshiba_accelerometer_get(toshiba_acpi, &xyval, &zval);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
switch (chan) {
|
|
case AXIS_X:
|
|
return xyval & HCI_ACCEL_DIRECTION_MASK ?
|
|
-(xyval & HCI_ACCEL_MASK) : xyval & HCI_ACCEL_MASK;
|
|
case AXIS_Y:
|
|
return (xyval >> HCI_MISC_SHIFT) & HCI_ACCEL_DIRECTION_MASK ?
|
|
-((xyval >> HCI_MISC_SHIFT) & HCI_ACCEL_MASK) :
|
|
(xyval >> HCI_MISC_SHIFT) & HCI_ACCEL_MASK;
|
|
case AXIS_Z:
|
|
return zval & HCI_ACCEL_DIRECTION_MASK ?
|
|
-(zval & HCI_ACCEL_MASK) : zval & HCI_ACCEL_MASK;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int toshiba_iio_accel_read_raw(struct iio_dev *indio_dev,
|
|
struct iio_chan_spec const *chan,
|
|
int *val, int *val2, long mask)
|
|
{
|
|
int ret;
|
|
|
|
switch (mask) {
|
|
case IIO_CHAN_INFO_RAW:
|
|
ret = toshiba_iio_accel_get_axis(chan->channel);
|
|
if (ret == -EIO || ret == -ENODEV)
|
|
return ret;
|
|
|
|
*val = ret;
|
|
|
|
return IIO_VAL_INT;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
#define TOSHIBA_IIO_ACCEL_CHANNEL(axis, chan) { \
|
|
.type = IIO_ACCEL, \
|
|
.modified = 1, \
|
|
.channel = chan, \
|
|
.channel2 = IIO_MOD_##axis, \
|
|
.output = 1, \
|
|
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \
|
|
}
|
|
|
|
static const struct iio_chan_spec toshiba_iio_accel_channels[] = {
|
|
TOSHIBA_IIO_ACCEL_CHANNEL(X, AXIS_X),
|
|
TOSHIBA_IIO_ACCEL_CHANNEL(Y, AXIS_Y),
|
|
TOSHIBA_IIO_ACCEL_CHANNEL(Z, AXIS_Z),
|
|
};
|
|
|
|
static const struct iio_info toshiba_iio_accel_info = {
|
|
.read_raw = &toshiba_iio_accel_read_raw,
|
|
};
|
|
|
|
/*
|
|
* Misc device
|
|
*/
|
|
static int toshiba_acpi_smm_bridge(SMMRegisters *regs)
|
|
{
|
|
u32 in[TCI_WORDS] = { regs->eax, regs->ebx, regs->ecx,
|
|
regs->edx, regs->esi, regs->edi };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
status = tci_raw(toshiba_acpi, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query SMM registers failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
/* Fillout the SMM struct with the TCI call results */
|
|
regs->eax = out[0];
|
|
regs->ebx = out[1];
|
|
regs->ecx = out[2];
|
|
regs->edx = out[3];
|
|
regs->esi = out[4];
|
|
regs->edi = out[5];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static long toshiba_acpi_ioctl(struct file *fp, unsigned int cmd,
|
|
unsigned long arg)
|
|
{
|
|
SMMRegisters __user *argp = (SMMRegisters __user *)arg;
|
|
SMMRegisters regs;
|
|
int ret;
|
|
|
|
if (!argp)
|
|
return -EINVAL;
|
|
|
|
switch (cmd) {
|
|
case TOSH_SMM:
|
|
if (copy_from_user(®s, argp, sizeof(SMMRegisters)))
|
|
return -EFAULT;
|
|
ret = toshiba_acpi_smm_bridge(®s);
|
|
if (ret)
|
|
return ret;
|
|
if (copy_to_user(argp, ®s, sizeof(SMMRegisters)))
|
|
return -EFAULT;
|
|
break;
|
|
case TOSHIBA_ACPI_SCI:
|
|
if (copy_from_user(®s, argp, sizeof(SMMRegisters)))
|
|
return -EFAULT;
|
|
/* Ensure we are being called with a SCI_{GET, SET} register */
|
|
if (regs.eax != SCI_GET && regs.eax != SCI_SET)
|
|
return -EINVAL;
|
|
if (!sci_open(toshiba_acpi))
|
|
return -EIO;
|
|
ret = toshiba_acpi_smm_bridge(®s);
|
|
sci_close(toshiba_acpi);
|
|
if (ret)
|
|
return ret;
|
|
if (copy_to_user(argp, ®s, sizeof(SMMRegisters)))
|
|
return -EFAULT;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct file_operations toshiba_acpi_fops = {
|
|
.owner = THIS_MODULE,
|
|
.unlocked_ioctl = toshiba_acpi_ioctl,
|
|
.llseek = noop_llseek,
|
|
};
|
|
|
|
/*
|
|
* WWAN RFKill handlers
|
|
*/
|
|
static int toshiba_acpi_wwan_set_block(void *data, bool blocked)
|
|
{
|
|
struct toshiba_acpi_dev *dev = data;
|
|
int ret;
|
|
|
|
ret = toshiba_wireless_status(dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (!dev->killswitch)
|
|
return 0;
|
|
|
|
return toshiba_wwan_set(dev, !blocked);
|
|
}
|
|
|
|
static void toshiba_acpi_wwan_poll(struct rfkill *rfkill, void *data)
|
|
{
|
|
struct toshiba_acpi_dev *dev = data;
|
|
|
|
if (toshiba_wireless_status(dev))
|
|
return;
|
|
|
|
rfkill_set_hw_state(dev->wwan_rfk, !dev->killswitch);
|
|
}
|
|
|
|
static const struct rfkill_ops wwan_rfk_ops = {
|
|
.set_block = toshiba_acpi_wwan_set_block,
|
|
.poll = toshiba_acpi_wwan_poll,
|
|
};
|
|
|
|
static int toshiba_acpi_setup_wwan_rfkill(struct toshiba_acpi_dev *dev)
|
|
{
|
|
int ret = toshiba_wireless_status(dev);
|
|
|
|
if (ret)
|
|
return ret;
|
|
|
|
dev->wwan_rfk = rfkill_alloc("Toshiba WWAN",
|
|
&dev->acpi_dev->dev,
|
|
RFKILL_TYPE_WWAN,
|
|
&wwan_rfk_ops,
|
|
dev);
|
|
if (!dev->wwan_rfk) {
|
|
pr_err("Unable to allocate WWAN rfkill device\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
rfkill_set_hw_state(dev->wwan_rfk, !dev->killswitch);
|
|
|
|
ret = rfkill_register(dev->wwan_rfk);
|
|
if (ret) {
|
|
pr_err("Unable to register WWAN rfkill device\n");
|
|
rfkill_destroy(dev->wwan_rfk);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Hotkeys
|
|
*/
|
|
static int toshiba_acpi_enable_hotkeys(struct toshiba_acpi_dev *dev)
|
|
{
|
|
acpi_status status;
|
|
u32 result;
|
|
|
|
status = acpi_evaluate_object(dev->acpi_dev->handle,
|
|
"ENAB", NULL, NULL);
|
|
if (ACPI_FAILURE(status))
|
|
return -ENODEV;
|
|
|
|
/*
|
|
* Enable the "Special Functions" mode only if they are
|
|
* supported and if they are activated.
|
|
*/
|
|
if (dev->kbd_function_keys_supported && dev->special_functions)
|
|
result = hci_write(dev, HCI_HOTKEY_EVENT,
|
|
HCI_HOTKEY_SPECIAL_FUNCTIONS);
|
|
else
|
|
result = hci_write(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_ENABLE);
|
|
|
|
if (result == TOS_FAILURE)
|
|
return -EIO;
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool toshiba_acpi_i8042_filter(unsigned char data, unsigned char str,
|
|
struct serio *port)
|
|
{
|
|
if (str & I8042_STR_AUXDATA)
|
|
return false;
|
|
|
|
if (unlikely(data == 0xe0))
|
|
return false;
|
|
|
|
if ((data & 0x7f) == TOS1900_FN_SCAN) {
|
|
schedule_work(&toshiba_acpi->hotkey_work);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static void toshiba_acpi_hotkey_work(struct work_struct *work)
|
|
{
|
|
acpi_handle ec_handle = ec_get_handle();
|
|
acpi_status status;
|
|
|
|
if (!ec_handle)
|
|
return;
|
|
|
|
status = acpi_evaluate_object(ec_handle, "NTFY", NULL, NULL);
|
|
if (ACPI_FAILURE(status))
|
|
pr_err("ACPI NTFY method execution failed\n");
|
|
}
|
|
|
|
/*
|
|
* Returns hotkey scancode, or < 0 on failure.
|
|
*/
|
|
static int toshiba_acpi_query_hotkey(struct toshiba_acpi_dev *dev)
|
|
{
|
|
unsigned long long value;
|
|
acpi_status status;
|
|
|
|
status = acpi_evaluate_integer(dev->acpi_dev->handle, "INFO",
|
|
NULL, &value);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI INFO method execution failed\n");
|
|
return -EIO;
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
static void toshiba_acpi_report_hotkey(struct toshiba_acpi_dev *dev,
|
|
int scancode)
|
|
{
|
|
if (scancode == 0x100)
|
|
return;
|
|
|
|
/* Act on key press; ignore key release */
|
|
if (scancode & 0x80)
|
|
return;
|
|
|
|
if (!sparse_keymap_report_event(dev->hotkey_dev, scancode, 1, true))
|
|
pr_info("Unknown key %x\n", scancode);
|
|
}
|
|
|
|
static void toshiba_acpi_process_hotkeys(struct toshiba_acpi_dev *dev)
|
|
{
|
|
if (dev->info_supported) {
|
|
int scancode = toshiba_acpi_query_hotkey(dev);
|
|
|
|
if (scancode < 0) {
|
|
pr_err("Failed to query hotkey event\n");
|
|
} else if (scancode != 0) {
|
|
toshiba_acpi_report_hotkey(dev, scancode);
|
|
dev->key_event_valid = 1;
|
|
dev->last_key_event = scancode;
|
|
}
|
|
} else if (dev->system_event_supported) {
|
|
u32 result;
|
|
u32 value;
|
|
int retries = 3;
|
|
|
|
do {
|
|
result = hci_read(dev, HCI_SYSTEM_EVENT, &value);
|
|
switch (result) {
|
|
case TOS_SUCCESS:
|
|
toshiba_acpi_report_hotkey(dev, (int)value);
|
|
dev->key_event_valid = 1;
|
|
dev->last_key_event = value;
|
|
break;
|
|
case TOS_NOT_SUPPORTED:
|
|
/*
|
|
* This is a workaround for an unresolved
|
|
* issue on some machines where system events
|
|
* sporadically become disabled.
|
|
*/
|
|
result = hci_write(dev, HCI_SYSTEM_EVENT, 1);
|
|
if (result == TOS_SUCCESS)
|
|
pr_notice("Re-enabled hotkeys\n");
|
|
/* Fall through */
|
|
default:
|
|
retries--;
|
|
break;
|
|
}
|
|
} while (retries && result != TOS_FIFO_EMPTY);
|
|
}
|
|
}
|
|
|
|
static int toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev)
|
|
{
|
|
const struct key_entry *keymap = toshiba_acpi_keymap;
|
|
acpi_handle ec_handle;
|
|
int error;
|
|
|
|
if (disable_hotkeys) {
|
|
pr_info("Hotkeys disabled by module parameter\n");
|
|
return 0;
|
|
}
|
|
|
|
if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID)) {
|
|
pr_info("WMI event detected, hotkeys will not be monitored\n");
|
|
return 0;
|
|
}
|
|
|
|
error = toshiba_acpi_enable_hotkeys(dev);
|
|
if (error)
|
|
return error;
|
|
|
|
if (toshiba_hotkey_event_type_get(dev, &dev->hotkey_event_type))
|
|
pr_notice("Unable to query Hotkey Event Type\n");
|
|
|
|
dev->hotkey_dev = input_allocate_device();
|
|
if (!dev->hotkey_dev)
|
|
return -ENOMEM;
|
|
|
|
dev->hotkey_dev->name = "Toshiba input device";
|
|
dev->hotkey_dev->phys = "toshiba_acpi/input0";
|
|
dev->hotkey_dev->id.bustype = BUS_HOST;
|
|
|
|
if (dev->hotkey_event_type == HCI_SYSTEM_TYPE1 ||
|
|
!dev->kbd_function_keys_supported)
|
|
keymap = toshiba_acpi_keymap;
|
|
else if (dev->hotkey_event_type == HCI_SYSTEM_TYPE2 ||
|
|
dev->kbd_function_keys_supported)
|
|
keymap = toshiba_acpi_alt_keymap;
|
|
else
|
|
pr_info("Unknown event type received %x\n",
|
|
dev->hotkey_event_type);
|
|
error = sparse_keymap_setup(dev->hotkey_dev, keymap, NULL);
|
|
if (error)
|
|
goto err_free_dev;
|
|
|
|
/*
|
|
* For some machines the SCI responsible for providing hotkey
|
|
* notification doesn't fire. We can trigger the notification
|
|
* whenever the Fn key is pressed using the NTFY method, if
|
|
* supported, so if it's present set up an i8042 key filter
|
|
* for this purpose.
|
|
*/
|
|
ec_handle = ec_get_handle();
|
|
if (ec_handle && acpi_has_method(ec_handle, "NTFY")) {
|
|
INIT_WORK(&dev->hotkey_work, toshiba_acpi_hotkey_work);
|
|
|
|
error = i8042_install_filter(toshiba_acpi_i8042_filter);
|
|
if (error) {
|
|
pr_err("Error installing key filter\n");
|
|
goto err_free_dev;
|
|
}
|
|
|
|
dev->ntfy_supported = 1;
|
|
}
|
|
|
|
/*
|
|
* Determine hotkey query interface. Prefer using the INFO
|
|
* method when it is available.
|
|
*/
|
|
if (acpi_has_method(dev->acpi_dev->handle, "INFO"))
|
|
dev->info_supported = 1;
|
|
else if (hci_write(dev, HCI_SYSTEM_EVENT, 1) == TOS_SUCCESS)
|
|
dev->system_event_supported = 1;
|
|
|
|
if (!dev->info_supported && !dev->system_event_supported) {
|
|
pr_warn("No hotkey query interface found\n");
|
|
goto err_remove_filter;
|
|
}
|
|
|
|
error = input_register_device(dev->hotkey_dev);
|
|
if (error) {
|
|
pr_info("Unable to register input device\n");
|
|
goto err_remove_filter;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_remove_filter:
|
|
if (dev->ntfy_supported)
|
|
i8042_remove_filter(toshiba_acpi_i8042_filter);
|
|
err_free_dev:
|
|
input_free_device(dev->hotkey_dev);
|
|
dev->hotkey_dev = NULL;
|
|
return error;
|
|
}
|
|
|
|
static int toshiba_acpi_setup_backlight(struct toshiba_acpi_dev *dev)
|
|
{
|
|
struct backlight_properties props;
|
|
int brightness;
|
|
int ret;
|
|
|
|
/*
|
|
* Some machines don't support the backlight methods at all, and
|
|
* others support it read-only. Either of these is pretty useless,
|
|
* so only register the backlight device if the backlight method
|
|
* supports both reads and writes.
|
|
*/
|
|
brightness = __get_lcd_brightness(dev);
|
|
if (brightness < 0)
|
|
return 0;
|
|
/*
|
|
* If transflective backlight is supported and the brightness is zero
|
|
* (lowest brightness level), the set_lcd_brightness function will
|
|
* activate the transflective backlight, making the LCD appear to be
|
|
* turned off, simply increment the brightness level to avoid that.
|
|
*/
|
|
if (dev->tr_backlight_supported && brightness == 0)
|
|
brightness++;
|
|
ret = set_lcd_brightness(dev, brightness);
|
|
if (ret) {
|
|
pr_debug("Backlight method is read-only, disabling backlight support\n");
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Tell acpi-video-detect code to prefer vendor backlight on all
|
|
* systems with transflective backlight and on dmi matched systems.
|
|
*/
|
|
if (dev->tr_backlight_supported ||
|
|
dmi_check_system(toshiba_vendor_backlight_dmi))
|
|
acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
|
|
|
|
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
|
|
return 0;
|
|
|
|
memset(&props, 0, sizeof(props));
|
|
props.type = BACKLIGHT_PLATFORM;
|
|
props.max_brightness = HCI_LCD_BRIGHTNESS_LEVELS - 1;
|
|
|
|
/* Adding an extra level and having 0 change to transflective mode */
|
|
if (dev->tr_backlight_supported)
|
|
props.max_brightness++;
|
|
|
|
dev->backlight_dev = backlight_device_register("toshiba",
|
|
&dev->acpi_dev->dev,
|
|
dev,
|
|
&toshiba_backlight_data,
|
|
&props);
|
|
if (IS_ERR(dev->backlight_dev)) {
|
|
ret = PTR_ERR(dev->backlight_dev);
|
|
pr_err("Could not register toshiba backlight device\n");
|
|
dev->backlight_dev = NULL;
|
|
return ret;
|
|
}
|
|
|
|
dev->backlight_dev->props.brightness = brightness;
|
|
return 0;
|
|
}
|
|
|
|
static void print_supported_features(struct toshiba_acpi_dev *dev)
|
|
{
|
|
pr_info("Supported laptop features:");
|
|
|
|
if (dev->hotkey_dev)
|
|
pr_cont(" hotkeys");
|
|
if (dev->backlight_dev)
|
|
pr_cont(" backlight");
|
|
if (dev->video_supported)
|
|
pr_cont(" video-out");
|
|
if (dev->fan_supported)
|
|
pr_cont(" fan");
|
|
if (dev->tr_backlight_supported)
|
|
pr_cont(" transflective-backlight");
|
|
if (dev->illumination_supported)
|
|
pr_cont(" illumination");
|
|
if (dev->kbd_illum_supported)
|
|
pr_cont(" keyboard-backlight");
|
|
if (dev->touchpad_supported)
|
|
pr_cont(" touchpad");
|
|
if (dev->eco_supported)
|
|
pr_cont(" eco-led");
|
|
if (dev->accelerometer_supported)
|
|
pr_cont(" accelerometer-axes");
|
|
if (dev->usb_sleep_charge_supported)
|
|
pr_cont(" usb-sleep-charge");
|
|
if (dev->usb_rapid_charge_supported)
|
|
pr_cont(" usb-rapid-charge");
|
|
if (dev->usb_sleep_music_supported)
|
|
pr_cont(" usb-sleep-music");
|
|
if (dev->kbd_function_keys_supported)
|
|
pr_cont(" special-function-keys");
|
|
if (dev->panel_power_on_supported)
|
|
pr_cont(" panel-power-on");
|
|
if (dev->usb_three_supported)
|
|
pr_cont(" usb3");
|
|
if (dev->wwan_supported)
|
|
pr_cont(" wwan");
|
|
if (dev->cooling_method_supported)
|
|
pr_cont(" cooling-method");
|
|
|
|
pr_cont("\n");
|
|
}
|
|
|
|
static int toshiba_acpi_remove(struct acpi_device *acpi_dev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev);
|
|
|
|
misc_deregister(&dev->miscdev);
|
|
|
|
remove_toshiba_proc_entries(dev);
|
|
|
|
if (dev->accelerometer_supported && dev->indio_dev) {
|
|
iio_device_unregister(dev->indio_dev);
|
|
iio_device_free(dev->indio_dev);
|
|
}
|
|
|
|
if (dev->sysfs_created)
|
|
sysfs_remove_group(&dev->acpi_dev->dev.kobj,
|
|
&toshiba_attr_group);
|
|
|
|
if (dev->ntfy_supported) {
|
|
i8042_remove_filter(toshiba_acpi_i8042_filter);
|
|
cancel_work_sync(&dev->hotkey_work);
|
|
}
|
|
|
|
if (dev->hotkey_dev)
|
|
input_unregister_device(dev->hotkey_dev);
|
|
|
|
backlight_device_unregister(dev->backlight_dev);
|
|
|
|
if (dev->illumination_led_registered)
|
|
led_classdev_unregister(&dev->led_dev);
|
|
|
|
if (dev->kbd_led_registered)
|
|
led_classdev_unregister(&dev->kbd_led);
|
|
|
|
if (dev->eco_led_registered)
|
|
led_classdev_unregister(&dev->eco_led);
|
|
|
|
if (dev->wwan_rfk) {
|
|
rfkill_unregister(dev->wwan_rfk);
|
|
rfkill_destroy(dev->wwan_rfk);
|
|
}
|
|
|
|
if (toshiba_acpi)
|
|
toshiba_acpi = NULL;
|
|
|
|
kfree(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char *find_hci_method(acpi_handle handle)
|
|
{
|
|
if (acpi_has_method(handle, "GHCI"))
|
|
return "GHCI";
|
|
|
|
if (acpi_has_method(handle, "SPFC"))
|
|
return "SPFC";
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static int toshiba_acpi_add(struct acpi_device *acpi_dev)
|
|
{
|
|
struct toshiba_acpi_dev *dev;
|
|
const char *hci_method;
|
|
u32 dummy;
|
|
int ret = 0;
|
|
|
|
if (toshiba_acpi)
|
|
return -EBUSY;
|
|
|
|
pr_info("Toshiba Laptop ACPI Extras version %s\n",
|
|
TOSHIBA_ACPI_VERSION);
|
|
|
|
hci_method = find_hci_method(acpi_dev->handle);
|
|
if (!hci_method) {
|
|
pr_err("HCI interface not found\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
|
|
if (!dev)
|
|
return -ENOMEM;
|
|
dev->acpi_dev = acpi_dev;
|
|
dev->method_hci = hci_method;
|
|
dev->miscdev.minor = MISC_DYNAMIC_MINOR;
|
|
dev->miscdev.name = "toshiba_acpi";
|
|
dev->miscdev.fops = &toshiba_acpi_fops;
|
|
|
|
ret = misc_register(&dev->miscdev);
|
|
if (ret) {
|
|
pr_err("Failed to register miscdevice\n");
|
|
kfree(dev);
|
|
return ret;
|
|
}
|
|
|
|
acpi_dev->driver_data = dev;
|
|
dev_set_drvdata(&acpi_dev->dev, dev);
|
|
|
|
/* Query the BIOS for supported features */
|
|
|
|
/*
|
|
* The "Special Functions" are always supported by the laptops
|
|
* with the new keyboard layout, query for its presence to help
|
|
* determine the keymap layout to use.
|
|
*/
|
|
ret = toshiba_function_keys_get(dev, &dev->special_functions);
|
|
dev->kbd_function_keys_supported = !ret;
|
|
|
|
dev->hotkey_event_type = 0;
|
|
if (toshiba_acpi_setup_keyboard(dev))
|
|
pr_info("Unable to activate hotkeys\n");
|
|
|
|
/* Determine whether or not BIOS supports transflective backlight */
|
|
ret = get_tr_backlight_status(dev, &dummy);
|
|
dev->tr_backlight_supported = !ret;
|
|
|
|
ret = toshiba_acpi_setup_backlight(dev);
|
|
if (ret)
|
|
goto error;
|
|
|
|
toshiba_illumination_available(dev);
|
|
if (dev->illumination_supported) {
|
|
dev->led_dev.name = "toshiba::illumination";
|
|
dev->led_dev.max_brightness = 1;
|
|
dev->led_dev.brightness_set = toshiba_illumination_set;
|
|
dev->led_dev.brightness_get = toshiba_illumination_get;
|
|
if (!led_classdev_register(&acpi_dev->dev, &dev->led_dev))
|
|
dev->illumination_led_registered = true;
|
|
}
|
|
|
|
toshiba_eco_mode_available(dev);
|
|
if (dev->eco_supported) {
|
|
dev->eco_led.name = "toshiba::eco_mode";
|
|
dev->eco_led.max_brightness = 1;
|
|
dev->eco_led.brightness_set = toshiba_eco_mode_set_status;
|
|
dev->eco_led.brightness_get = toshiba_eco_mode_get_status;
|
|
if (!led_classdev_register(&dev->acpi_dev->dev, &dev->eco_led))
|
|
dev->eco_led_registered = true;
|
|
}
|
|
|
|
toshiba_kbd_illum_available(dev);
|
|
/*
|
|
* Only register the LED if KBD illumination is supported
|
|
* and the keyboard backlight operation mode is set to FN-Z
|
|
* or we detect a second gen keyboard backlight
|
|
*/
|
|
if (dev->kbd_illum_supported &&
|
|
(dev->kbd_mode == SCI_KBD_MODE_FNZ || dev->kbd_type == 2)) {
|
|
dev->kbd_led.name = "toshiba::kbd_backlight";
|
|
dev->kbd_led.flags = LED_BRIGHT_HW_CHANGED;
|
|
dev->kbd_led.max_brightness = 1;
|
|
dev->kbd_led.brightness_set = toshiba_kbd_backlight_set;
|
|
dev->kbd_led.brightness_get = toshiba_kbd_backlight_get;
|
|
if (!led_classdev_register(&dev->acpi_dev->dev, &dev->kbd_led))
|
|
dev->kbd_led_registered = true;
|
|
}
|
|
|
|
ret = toshiba_touchpad_get(dev, &dummy);
|
|
dev->touchpad_supported = !ret;
|
|
|
|
toshiba_accelerometer_available(dev);
|
|
if (dev->accelerometer_supported) {
|
|
dev->indio_dev = iio_device_alloc(sizeof(*dev));
|
|
if (!dev->indio_dev) {
|
|
pr_err("Unable to allocate iio device\n");
|
|
goto iio_error;
|
|
}
|
|
|
|
pr_info("Registering Toshiba accelerometer iio device\n");
|
|
|
|
dev->indio_dev->info = &toshiba_iio_accel_info;
|
|
dev->indio_dev->name = "Toshiba accelerometer";
|
|
dev->indio_dev->dev.parent = &acpi_dev->dev;
|
|
dev->indio_dev->modes = INDIO_DIRECT_MODE;
|
|
dev->indio_dev->channels = toshiba_iio_accel_channels;
|
|
dev->indio_dev->num_channels =
|
|
ARRAY_SIZE(toshiba_iio_accel_channels);
|
|
|
|
ret = iio_device_register(dev->indio_dev);
|
|
if (ret < 0) {
|
|
pr_err("Unable to register iio device\n");
|
|
iio_device_free(dev->indio_dev);
|
|
}
|
|
}
|
|
iio_error:
|
|
|
|
toshiba_usb_sleep_charge_available(dev);
|
|
|
|
ret = toshiba_usb_rapid_charge_get(dev, &dummy);
|
|
dev->usb_rapid_charge_supported = !ret;
|
|
|
|
ret = toshiba_usb_sleep_music_get(dev, &dummy);
|
|
dev->usb_sleep_music_supported = !ret;
|
|
|
|
ret = toshiba_panel_power_on_get(dev, &dummy);
|
|
dev->panel_power_on_supported = !ret;
|
|
|
|
ret = toshiba_usb_three_get(dev, &dummy);
|
|
dev->usb_three_supported = !ret;
|
|
|
|
ret = get_video_status(dev, &dummy);
|
|
dev->video_supported = !ret;
|
|
|
|
ret = get_fan_status(dev, &dummy);
|
|
dev->fan_supported = !ret;
|
|
|
|
toshiba_wwan_available(dev);
|
|
if (dev->wwan_supported)
|
|
toshiba_acpi_setup_wwan_rfkill(dev);
|
|
|
|
toshiba_cooling_method_available(dev);
|
|
|
|
print_supported_features(dev);
|
|
|
|
ret = sysfs_create_group(&dev->acpi_dev->dev.kobj,
|
|
&toshiba_attr_group);
|
|
if (ret) {
|
|
dev->sysfs_created = 0;
|
|
goto error;
|
|
}
|
|
dev->sysfs_created = !ret;
|
|
|
|
create_toshiba_proc_entries(dev);
|
|
|
|
toshiba_acpi = dev;
|
|
|
|
return 0;
|
|
|
|
error:
|
|
toshiba_acpi_remove(acpi_dev);
|
|
return ret;
|
|
}
|
|
|
|
static void toshiba_acpi_notify(struct acpi_device *acpi_dev, u32 event)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev);
|
|
|
|
switch (event) {
|
|
case 0x80: /* Hotkeys and some system events */
|
|
/*
|
|
* Machines with this WMI GUID aren't supported due to bugs in
|
|
* their AML.
|
|
*
|
|
* Return silently to avoid triggering a netlink event.
|
|
*/
|
|
if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID))
|
|
return;
|
|
toshiba_acpi_process_hotkeys(dev);
|
|
break;
|
|
case 0x81: /* Dock events */
|
|
case 0x82:
|
|
case 0x83:
|
|
pr_info("Dock event received %x\n", event);
|
|
break;
|
|
case 0x88: /* Thermal events */
|
|
pr_info("Thermal event received\n");
|
|
break;
|
|
case 0x8f: /* LID closed */
|
|
case 0x90: /* LID is closed and Dock has been ejected */
|
|
break;
|
|
case 0x8c: /* SATA power events */
|
|
case 0x8b:
|
|
pr_info("SATA power event received %x\n", event);
|
|
break;
|
|
case 0x92: /* Keyboard backlight mode changed */
|
|
dev->kbd_event_generated = true;
|
|
/* Update sysfs entries */
|
|
if (sysfs_update_group(&acpi_dev->dev.kobj,
|
|
&toshiba_attr_group))
|
|
pr_err("Unable to update sysfs entries\n");
|
|
/* Notify LED subsystem about keyboard backlight change */
|
|
if (dev->kbd_type == 2 && dev->kbd_mode != SCI_KBD_MODE_AUTO)
|
|
led_classdev_notify_brightness_hw_changed(&dev->kbd_led,
|
|
(dev->kbd_mode == SCI_KBD_MODE_ON) ?
|
|
LED_FULL : LED_OFF);
|
|
break;
|
|
case 0x85: /* Unknown */
|
|
case 0x8d: /* Unknown */
|
|
case 0x8e: /* Unknown */
|
|
case 0x94: /* Unknown */
|
|
case 0x95: /* Unknown */
|
|
default:
|
|
pr_info("Unknown event received %x\n", event);
|
|
break;
|
|
}
|
|
|
|
acpi_bus_generate_netlink_event(acpi_dev->pnp.device_class,
|
|
dev_name(&acpi_dev->dev),
|
|
event, (event == 0x80) ?
|
|
dev->last_key_event : 0);
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static int toshiba_acpi_suspend(struct device *device)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device));
|
|
|
|
if (dev->hotkey_dev) {
|
|
u32 result;
|
|
|
|
result = hci_write(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_DISABLE);
|
|
if (result != TOS_SUCCESS)
|
|
pr_info("Unable to disable hotkeys\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int toshiba_acpi_resume(struct device *device)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device));
|
|
|
|
if (dev->hotkey_dev) {
|
|
if (toshiba_acpi_enable_hotkeys(dev))
|
|
pr_info("Unable to re-enable hotkeys\n");
|
|
}
|
|
|
|
if (dev->wwan_rfk) {
|
|
if (!toshiba_wireless_status(dev))
|
|
rfkill_set_hw_state(dev->wwan_rfk, !dev->killswitch);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
static SIMPLE_DEV_PM_OPS(toshiba_acpi_pm,
|
|
toshiba_acpi_suspend, toshiba_acpi_resume);
|
|
|
|
static struct acpi_driver toshiba_acpi_driver = {
|
|
.name = "Toshiba ACPI driver",
|
|
.owner = THIS_MODULE,
|
|
.ids = toshiba_device_ids,
|
|
.flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
|
|
.ops = {
|
|
.add = toshiba_acpi_add,
|
|
.remove = toshiba_acpi_remove,
|
|
.notify = toshiba_acpi_notify,
|
|
},
|
|
.drv.pm = &toshiba_acpi_pm,
|
|
};
|
|
|
|
static int __init toshiba_acpi_init(void)
|
|
{
|
|
int ret;
|
|
|
|
toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir);
|
|
if (!toshiba_proc_dir) {
|
|
pr_err("Unable to create proc dir " PROC_TOSHIBA "\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
ret = acpi_bus_register_driver(&toshiba_acpi_driver);
|
|
if (ret) {
|
|
pr_err("Failed to register ACPI driver: %d\n", ret);
|
|
remove_proc_entry(PROC_TOSHIBA, acpi_root_dir);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void __exit toshiba_acpi_exit(void)
|
|
{
|
|
acpi_bus_unregister_driver(&toshiba_acpi_driver);
|
|
if (toshiba_proc_dir)
|
|
remove_proc_entry(PROC_TOSHIBA, acpi_root_dir);
|
|
}
|
|
|
|
module_init(toshiba_acpi_init);
|
|
module_exit(toshiba_acpi_exit);
|