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3323 lines
81 KiB
3323 lines
81 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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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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* 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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|
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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|
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#define TOSHIBA_ACPI_VERSION "0.24" |
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#define PROC_INTERFACE_VERSION 1 |
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|
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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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|
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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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|
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#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100" |
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|
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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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|
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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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/* |
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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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|
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#define TCI_WORDS 6 |
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|
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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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|
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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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|
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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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|
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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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|
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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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|
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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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|
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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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|
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bool kbd_event_generated; |
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bool killswitch; |
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}; |
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|
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static struct toshiba_acpi_dev *toshiba_acpi; |
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|
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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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|
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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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|
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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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/* |
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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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/* |
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* Utility |
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*/ |
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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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|
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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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/* |
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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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|
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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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|
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results.length = sizeof(out_objs); |
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results.pointer = out_objs; |
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|
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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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|
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return status; |
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} |
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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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|
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if (ACPI_FAILURE(status)) |
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return TOS_FAILURE; |
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|
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*out1 = out[2]; |
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|
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return out[0]; |
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} |
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|
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/* |
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* Common sci tasks |
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*/ |
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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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|
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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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|
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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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|
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return 0; |
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} |
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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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|
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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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|
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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"); |
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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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|
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static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) |
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{ |
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u32 in[TCI_WORDS] = { SCI_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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|
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if (ACPI_FAILURE(status)) |
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return TOS_FAILURE; |
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|
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*out1 = out[2]; |
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|
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return out[0]; |
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} |
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|
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static u32 sci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1) |
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{ |
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u32 in[TCI_WORDS] = { SCI_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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|
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return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; |
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} |
|
|
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/* Illumination support */ |
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static void toshiba_illumination_available(struct toshiba_acpi_dev *dev) |
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{ |
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u32 in[TCI_WORDS] = { SCI_GET, SCI_ILLUMINATION, 0, 0, 0, 0 }; |
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u32 out[TCI_WORDS]; |
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acpi_status status; |
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|
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dev->illumination_supported = 0; |
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|
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if (!sci_open(dev)) |
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return; |
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|
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status = tci_raw(dev, in, out); |
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sci_close(dev); |
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if (ACPI_FAILURE(status)) { |
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pr_err("ACPI call to query Illumination support failed\n"); |
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return; |
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} |
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|
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if (out[0] != TOS_SUCCESS) |
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return; |
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|
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dev->illumination_supported = 1; |
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} |
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|
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static void toshiba_illumination_set(struct led_classdev *cdev, |
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enum led_brightness brightness) |
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{ |
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struct toshiba_acpi_dev *dev = container_of(cdev, |
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struct toshiba_acpi_dev, led_dev); |
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u32 result; |
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u32 state; |
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|
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/* First request : initialize communication. */ |
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if (!sci_open(dev)) |
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return; |
|
|
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/* Switch the illumination on/off */ |
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state = brightness ? 1 : 0; |
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result = sci_write(dev, SCI_ILLUMINATION, state); |
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sci_close(dev); |
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if (result == TOS_FAILURE) |
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pr_err("ACPI call for illumination failed\n"); |
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} |
|
|
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static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) |
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{ |
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struct toshiba_acpi_dev *dev = container_of(cdev, |
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struct toshiba_acpi_dev, led_dev); |
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u32 result; |
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u32 state; |
|
|
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/* First request : initialize communication. */ |
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if (!sci_open(dev)) |
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return LED_OFF; |
|
|
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/* Check the illumination */ |
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result = sci_read(dev, SCI_ILLUMINATION, &state); |
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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_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; |
|
|
|
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 proc_ops lcd_proc_ops = { |
|
.proc_open = lcd_proc_open, |
|
.proc_read = seq_read, |
|
.proc_lseek = seq_lseek, |
|
.proc_release = single_release, |
|
.proc_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 = -1, crt_out = -1, tv_out = -1; |
|
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); |
|
|
|
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 proc_ops video_proc_ops = { |
|
.proc_open = video_proc_open, |
|
.proc_read = seq_read, |
|
.proc_lseek = seq_lseek, |
|
.proc_release = single_release, |
|
.proc_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 proc_ops fan_proc_ops = { |
|
.proc_open = fan_proc_open, |
|
.proc_read = seq_read, |
|
.proc_lseek = seq_lseek, |
|
.proc_release = single_release, |
|
.proc_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 proc_ops keys_proc_ops = { |
|
.proc_open = keys_proc_open, |
|
.proc_read = seq_read, |
|
.proc_lseek = seq_lseek, |
|
.proc_release = single_release, |
|
.proc_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_ops, dev); |
|
if (dev->video_supported) |
|
proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, |
|
&video_proc_ops, dev); |
|
if (dev->fan_supported) |
|
proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, |
|
&fan_proc_ops, dev); |
|
if (dev->hotkey_dev) |
|
proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, |
|
&keys_proc_ops, 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"); |
|
fallthrough; |
|
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"); |
|
error = -EINVAL; |
|
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); |
|
|
|
led_classdev_unregister(&dev->led_dev); |
|
led_classdev_unregister(&dev->kbd_led); |
|
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; |
|
led_classdev_register(&acpi_dev->dev, &dev->led_dev); |
|
} |
|
|
|
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; |
|
led_classdev_register(&dev->acpi_dev->dev, &dev->eco_led); |
|
} |
|
|
|
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; |
|
led_classdev_register(&dev->acpi_dev->dev, &dev->kbd_led); |
|
} |
|
|
|
ret = toshiba_touchpad_get(dev, &dummy); |
|
dev->touchpad_supported = !ret; |
|
|
|
toshiba_accelerometer_available(dev); |
|
if (dev->accelerometer_supported) { |
|
dev->indio_dev = iio_device_alloc(&acpi_dev->dev, 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->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);
|
|
|