mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-27 19:29:37 +00:00
![Linus Torvalds](/assets/img/avatar_default.png)
asus-wmi: Fan control dell*: Add Dell airplane mode switch driver ideapad-laptop: Platform rfkill fixes, and regression fix pvpanic: Handle missing _STA correctly toshiba*: Rafactor bluetooth support, haps documentation, driver cleanup other: Use acpi_video_unregister_backlight instead of acpi_video_unregister in serveral drivers. Orphan msi-wmi. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAABAgAGBQJVks/CAAoJEKbMaAwKp364M5kH/06QhbX8NBSrzZk96jTmiFrP pSO1Z6Jwnm3SL/phUAaRusNVWh0ZsaezvQ6M3Lnsjeh+07qPsF+lag+nHGYXSrQJ 3LVOdqXAojnvPIPNxaTSXylypF776WqFcWwzksICaJo/RA8mE/I4S0A6PMzujivV 6aAZEApED9EFWgnBWz8yYDscTUF7Bypy5/6uNtI0CRXFwUw1C05f5LW5J/qPpIMW lerSLJKQSpuGbK3db4TqlwJOCZXdSb3HgzLAQKvzhRCukyEdA3zL76Jj6DfVhE9d nKybk30qYVy1smEWH/I2jMSrxcjY56pRnGhanc/U5gSo9WARGjed/XKtbkFqpSQ= =9RCr -----END PGP SIGNATURE----- Merge tag 'platform-drivers-x86-v4.2-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86 Pull x86 platform driver updates from Darren Hart: "Fairly routine update for platform-drivers-x86. Mostly fixes and cleanups, with a significant refactoring of toshiba* drivers. Includes the addition of the dell-rbtn driver. Details: asus-wmi: - fan control dell*: - add Dell airplane mode switch driver ideapad-laptop: - platform rfkill fixes, and regression fix pvpanic: - handle missing _STA correctly toshiba*: - rafactor bluetooth support - haps documentation - driver cleanup other: - Use acpi_video_unregister_backlight instead of acpi_video_unregister in serveral drivers. - Orphan msi-wmi. * tag 'platform-drivers-x86-v4.2-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86: (24 commits) MAINTAINERS: Orphan x86 driver msi-wmi ideapad: fix software rfkill setting dell-laptop: Use dell-rbtn instead i8042 filter when possible dell-rbtn: Export notifier for other kernel modules dell-rbtn: Dell Airplane Mode Switch driver samsung-laptop: Use acpi_video_unregister_backlight instead of acpi_video_unregister asus-wmi: Use acpi_video_unregister_backlight instead of acpi_video_unregister apple_gmux: Use acpi_video_unregister_backlight instead of acpi_video_unregister pvpanic: handle missing _STA correctly ideapad_laptop: Lenovo G50-30 fix rfkill reports wireless blocked asus-wmi: add fan control Documentation/ABI: Add file describing the sysfs entries for toshiba_haps toshiba_haps: Make use of DEVICE_ATTR_{RW, WO} macros toshiba_haps: Replace sscanf with kstrtoint toshiba_acpi: Bump driver version to 0.22 toshiba_acpi: Remove TOS_FAILURE check from some functions toshiba_acpi: Comments cleanup toshiba_acpi: Rename hci_{read, write}1 functions toshiba_acpi: Remove no longer needed hci_{read, write}2 functions toshiba_bluetooth: Change BT status message to debug ...
2858 lines
71 KiB
C
2858 lines
71 KiB
C
/*
|
|
* toshiba_acpi.c - Toshiba Laptop ACPI Extras
|
|
*
|
|
* Copyright (C) 2002-2004 John Belmonte
|
|
* Copyright (C) 2008 Philip Langdale
|
|
* Copyright (C) 2010 Pierre Ducroquet
|
|
* Copyright (C) 2014-2015 Azael Avalos
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* The full GNU General Public License is included in this distribution in
|
|
* the file called "COPYING".
|
|
*
|
|
* The devolpment page for this driver is located at
|
|
* http://memebeam.org/toys/ToshibaAcpiDriver.
|
|
*
|
|
* Credits:
|
|
* Jonathan A. Buzzard - Toshiba HCI info, and critical tips on reverse
|
|
* engineering the Windows drivers
|
|
* Yasushi Nagato - changes for linux kernel 2.4 -> 2.5
|
|
* Rob Miller - TV out and hotkeys help
|
|
*/
|
|
|
|
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
|
|
|
|
#define TOSHIBA_ACPI_VERSION "0.22"
|
|
#define PROC_INTERFACE_VERSION 1
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/init.h>
|
|
#include <linux/types.h>
|
|
#include <linux/proc_fs.h>
|
|
#include <linux/seq_file.h>
|
|
#include <linux/backlight.h>
|
|
#include <linux/input.h>
|
|
#include <linux/input/sparse-keymap.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/workqueue.h>
|
|
#include <linux/i8042.h>
|
|
#include <linux/acpi.h>
|
|
#include <linux/dmi.h>
|
|
#include <linux/uaccess.h>
|
|
#include <acpi/video.h>
|
|
|
|
MODULE_AUTHOR("John Belmonte");
|
|
MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
|
|
|
|
/* Scan code for Fn key on TOS1900 models */
|
|
#define TOS1900_FN_SCAN 0x6e
|
|
|
|
/* Toshiba ACPI method paths */
|
|
#define METHOD_VIDEO_OUT "\\_SB_.VALX.DSSX"
|
|
|
|
/*
|
|
* The Toshiba configuration interface is composed of the HCI and the SCI,
|
|
* which are defined as follows:
|
|
*
|
|
* HCI is Toshiba's "Hardware Control Interface" which is supposed to
|
|
* be uniform across all their models. Ideally we would just call
|
|
* dedicated ACPI methods instead of using this primitive interface.
|
|
* However the ACPI methods seem to be incomplete in some areas (for
|
|
* example they allow setting, but not reading, the LCD brightness value),
|
|
* so this is still useful.
|
|
*
|
|
* SCI stands for "System Configuration Interface" which aim is to
|
|
* conceal differences in hardware between different models.
|
|
*/
|
|
|
|
#define TCI_WORDS 6
|
|
|
|
/* Operations */
|
|
#define HCI_SET 0xff00
|
|
#define HCI_GET 0xfe00
|
|
#define SCI_OPEN 0xf100
|
|
#define SCI_CLOSE 0xf200
|
|
#define SCI_GET 0xf300
|
|
#define SCI_SET 0xf400
|
|
|
|
/* Return codes */
|
|
#define TOS_SUCCESS 0x0000
|
|
#define TOS_OPEN_CLOSE_OK 0x0044
|
|
#define TOS_FAILURE 0x1000
|
|
#define TOS_NOT_SUPPORTED 0x8000
|
|
#define TOS_ALREADY_OPEN 0x8100
|
|
#define TOS_NOT_OPENED 0x8200
|
|
#define TOS_INPUT_DATA_ERROR 0x8300
|
|
#define TOS_WRITE_PROTECTED 0x8400
|
|
#define TOS_NOT_PRESENT 0x8600
|
|
#define TOS_FIFO_EMPTY 0x8c00
|
|
#define TOS_DATA_NOT_AVAILABLE 0x8d20
|
|
#define TOS_NOT_INITIALIZED 0x8d50
|
|
#define TOS_NOT_INSTALLED 0x8e00
|
|
|
|
/* Registers */
|
|
#define HCI_FAN 0x0004
|
|
#define HCI_TR_BACKLIGHT 0x0005
|
|
#define HCI_SYSTEM_EVENT 0x0016
|
|
#define HCI_VIDEO_OUT 0x001c
|
|
#define HCI_HOTKEY_EVENT 0x001e
|
|
#define HCI_LCD_BRIGHTNESS 0x002a
|
|
#define HCI_WIRELESS 0x0056
|
|
#define HCI_ACCELEROMETER 0x006d
|
|
#define HCI_KBD_ILLUMINATION 0x0095
|
|
#define HCI_ECO_MODE 0x0097
|
|
#define HCI_ACCELEROMETER2 0x00a6
|
|
#define HCI_SYSTEM_INFO 0xc000
|
|
#define SCI_PANEL_POWER_ON 0x010d
|
|
#define SCI_ILLUMINATION 0x014e
|
|
#define SCI_USB_SLEEP_CHARGE 0x0150
|
|
#define SCI_KBD_ILLUM_STATUS 0x015c
|
|
#define SCI_USB_SLEEP_MUSIC 0x015e
|
|
#define SCI_USB_THREE 0x0169
|
|
#define SCI_TOUCHPAD 0x050e
|
|
#define SCI_KBD_FUNCTION_KEYS 0x0522
|
|
|
|
/* Field definitions */
|
|
#define HCI_ACCEL_MASK 0x7fff
|
|
#define HCI_HOTKEY_DISABLE 0x0b
|
|
#define HCI_HOTKEY_ENABLE 0x09
|
|
#define HCI_HOTKEY_SPECIAL_FUNCTIONS 0x10
|
|
#define HCI_LCD_BRIGHTNESS_BITS 3
|
|
#define HCI_LCD_BRIGHTNESS_SHIFT (16-HCI_LCD_BRIGHTNESS_BITS)
|
|
#define HCI_LCD_BRIGHTNESS_LEVELS (1 << HCI_LCD_BRIGHTNESS_BITS)
|
|
#define HCI_MISC_SHIFT 0x10
|
|
#define HCI_SYSTEM_TYPE1 0x10
|
|
#define HCI_SYSTEM_TYPE2 0x11
|
|
#define HCI_VIDEO_OUT_LCD 0x1
|
|
#define HCI_VIDEO_OUT_CRT 0x2
|
|
#define HCI_VIDEO_OUT_TV 0x4
|
|
#define HCI_WIRELESS_KILL_SWITCH 0x01
|
|
#define HCI_WIRELESS_BT_PRESENT 0x0f
|
|
#define HCI_WIRELESS_BT_ATTACH 0x40
|
|
#define HCI_WIRELESS_BT_POWER 0x80
|
|
#define SCI_KBD_MODE_MASK 0x1f
|
|
#define SCI_KBD_MODE_FNZ 0x1
|
|
#define SCI_KBD_MODE_AUTO 0x2
|
|
#define SCI_KBD_MODE_ON 0x8
|
|
#define SCI_KBD_MODE_OFF 0x10
|
|
#define SCI_KBD_TIME_MAX 0x3c001a
|
|
#define SCI_USB_CHARGE_MODE_MASK 0xff
|
|
#define SCI_USB_CHARGE_DISABLED 0x00
|
|
#define SCI_USB_CHARGE_ALTERNATE 0x09
|
|
#define SCI_USB_CHARGE_TYPICAL 0x11
|
|
#define SCI_USB_CHARGE_AUTO 0x21
|
|
#define SCI_USB_CHARGE_BAT_MASK 0x7
|
|
#define SCI_USB_CHARGE_BAT_LVL_OFF 0x1
|
|
#define SCI_USB_CHARGE_BAT_LVL_ON 0x4
|
|
#define SCI_USB_CHARGE_BAT_LVL 0x0200
|
|
#define SCI_USB_CHARGE_RAPID_DSP 0x0300
|
|
|
|
struct toshiba_acpi_dev {
|
|
struct acpi_device *acpi_dev;
|
|
const char *method_hci;
|
|
struct input_dev *hotkey_dev;
|
|
struct work_struct hotkey_work;
|
|
struct backlight_device *backlight_dev;
|
|
struct led_classdev led_dev;
|
|
struct led_classdev kbd_led;
|
|
struct led_classdev eco_led;
|
|
|
|
int force_fan;
|
|
int last_key_event;
|
|
int key_event_valid;
|
|
int kbd_type;
|
|
int kbd_mode;
|
|
int kbd_time;
|
|
int usbsc_bat_level;
|
|
int usbsc_mode_base;
|
|
int hotkey_event_type;
|
|
|
|
unsigned int illumination_supported:1;
|
|
unsigned int video_supported:1;
|
|
unsigned int fan_supported:1;
|
|
unsigned int system_event_supported:1;
|
|
unsigned int ntfy_supported:1;
|
|
unsigned int info_supported:1;
|
|
unsigned int tr_backlight_supported:1;
|
|
unsigned int kbd_illum_supported:1;
|
|
unsigned int kbd_led_registered:1;
|
|
unsigned int touchpad_supported:1;
|
|
unsigned int eco_supported:1;
|
|
unsigned int accelerometer_supported:1;
|
|
unsigned int usb_sleep_charge_supported:1;
|
|
unsigned int usb_rapid_charge_supported:1;
|
|
unsigned int usb_sleep_music_supported:1;
|
|
unsigned int kbd_function_keys_supported:1;
|
|
unsigned int panel_power_on_supported:1;
|
|
unsigned int usb_three_supported:1;
|
|
unsigned int sysfs_created:1;
|
|
};
|
|
|
|
static struct toshiba_acpi_dev *toshiba_acpi;
|
|
|
|
static const struct acpi_device_id toshiba_device_ids[] = {
|
|
{"TOS6200", 0},
|
|
{"TOS6207", 0},
|
|
{"TOS6208", 0},
|
|
{"TOS1900", 0},
|
|
{"", 0},
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, toshiba_device_ids);
|
|
|
|
static const struct key_entry toshiba_acpi_keymap[] = {
|
|
{ KE_KEY, 0x9e, { KEY_RFKILL } },
|
|
{ KE_KEY, 0x101, { KEY_MUTE } },
|
|
{ KE_KEY, 0x102, { KEY_ZOOMOUT } },
|
|
{ KE_KEY, 0x103, { KEY_ZOOMIN } },
|
|
{ KE_KEY, 0x10f, { KEY_TAB } },
|
|
{ KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } },
|
|
{ KE_KEY, 0x139, { KEY_ZOOMRESET } },
|
|
{ KE_KEY, 0x13b, { KEY_COFFEE } },
|
|
{ KE_KEY, 0x13c, { KEY_BATTERY } },
|
|
{ KE_KEY, 0x13d, { KEY_SLEEP } },
|
|
{ KE_KEY, 0x13e, { KEY_SUSPEND } },
|
|
{ KE_KEY, 0x13f, { KEY_SWITCHVIDEOMODE } },
|
|
{ KE_KEY, 0x140, { KEY_BRIGHTNESSDOWN } },
|
|
{ KE_KEY, 0x141, { KEY_BRIGHTNESSUP } },
|
|
{ KE_KEY, 0x142, { KEY_WLAN } },
|
|
{ KE_KEY, 0x143, { KEY_TOUCHPAD_TOGGLE } },
|
|
{ KE_KEY, 0x17f, { KEY_FN } },
|
|
{ KE_KEY, 0xb05, { KEY_PROG2 } },
|
|
{ KE_KEY, 0xb06, { KEY_WWW } },
|
|
{ KE_KEY, 0xb07, { KEY_MAIL } },
|
|
{ KE_KEY, 0xb30, { KEY_STOP } },
|
|
{ KE_KEY, 0xb31, { KEY_PREVIOUSSONG } },
|
|
{ KE_KEY, 0xb32, { KEY_NEXTSONG } },
|
|
{ KE_KEY, 0xb33, { KEY_PLAYPAUSE } },
|
|
{ KE_KEY, 0xb5a, { KEY_MEDIA } },
|
|
{ KE_IGNORE, 0x1430, { KEY_RESERVED } }, /* Wake from sleep */
|
|
{ KE_IGNORE, 0x1501, { KEY_RESERVED } }, /* Output changed */
|
|
{ KE_IGNORE, 0x1502, { KEY_RESERVED } }, /* HDMI plugged/unplugged */
|
|
{ KE_IGNORE, 0x1ABE, { KEY_RESERVED } }, /* Protection level set */
|
|
{ KE_IGNORE, 0x1ABF, { KEY_RESERVED } }, /* Protection level off */
|
|
{ KE_END, 0 },
|
|
};
|
|
|
|
static const struct key_entry toshiba_acpi_alt_keymap[] = {
|
|
{ KE_KEY, 0x157, { KEY_MUTE } },
|
|
{ KE_KEY, 0x102, { KEY_ZOOMOUT } },
|
|
{ KE_KEY, 0x103, { KEY_ZOOMIN } },
|
|
{ KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } },
|
|
{ KE_KEY, 0x139, { KEY_ZOOMRESET } },
|
|
{ KE_KEY, 0x13e, { KEY_SWITCHVIDEOMODE } },
|
|
{ KE_KEY, 0x13c, { KEY_BRIGHTNESSDOWN } },
|
|
{ KE_KEY, 0x13d, { KEY_BRIGHTNESSUP } },
|
|
{ KE_KEY, 0x158, { KEY_WLAN } },
|
|
{ KE_KEY, 0x13f, { KEY_TOUCHPAD_TOGGLE } },
|
|
{ KE_END, 0 },
|
|
};
|
|
|
|
/*
|
|
* List of models which have a broken acpi-video backlight interface and thus
|
|
* need to use the toshiba (vendor) interface instead.
|
|
*/
|
|
static const struct dmi_system_id toshiba_vendor_backlight_dmi[] = {
|
|
{}
|
|
};
|
|
|
|
/*
|
|
* Utility
|
|
*/
|
|
|
|
static inline void _set_bit(u32 *word, u32 mask, int value)
|
|
{
|
|
*word = (*word & ~mask) | (mask * value);
|
|
}
|
|
|
|
/*
|
|
* ACPI interface wrappers
|
|
*/
|
|
|
|
static int write_acpi_int(const char *methodName, int val)
|
|
{
|
|
acpi_status status;
|
|
|
|
status = acpi_execute_simple_method(NULL, (char *)methodName, val);
|
|
return (status == AE_OK) ? 0 : -EIO;
|
|
}
|
|
|
|
/*
|
|
* Perform a raw configuration call. Here we don't care about input or output
|
|
* buffer format.
|
|
*/
|
|
static acpi_status tci_raw(struct toshiba_acpi_dev *dev,
|
|
const u32 in[TCI_WORDS], u32 out[TCI_WORDS])
|
|
{
|
|
struct acpi_object_list params;
|
|
union acpi_object in_objs[TCI_WORDS];
|
|
struct acpi_buffer results;
|
|
union acpi_object out_objs[TCI_WORDS + 1];
|
|
acpi_status status;
|
|
int i;
|
|
|
|
params.count = TCI_WORDS;
|
|
params.pointer = in_objs;
|
|
for (i = 0; i < TCI_WORDS; ++i) {
|
|
in_objs[i].type = ACPI_TYPE_INTEGER;
|
|
in_objs[i].integer.value = in[i];
|
|
}
|
|
|
|
results.length = sizeof(out_objs);
|
|
results.pointer = out_objs;
|
|
|
|
status = acpi_evaluate_object(dev->acpi_dev->handle,
|
|
(char *)dev->method_hci, ¶ms,
|
|
&results);
|
|
if ((status == AE_OK) && (out_objs->package.count <= TCI_WORDS)) {
|
|
for (i = 0; i < out_objs->package.count; ++i)
|
|
out[i] = out_objs->package.elements[i].integer.value;
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* Common hci tasks
|
|
*
|
|
* In addition to the ACPI status, the HCI system returns a result which
|
|
* may be useful (such as "not supported").
|
|
*/
|
|
|
|
static u32 hci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE;
|
|
}
|
|
|
|
static u32 hci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
if (ACPI_FAILURE(status))
|
|
return TOS_FAILURE;
|
|
|
|
*out1 = out[2];
|
|
|
|
return out[0];
|
|
}
|
|
|
|
/*
|
|
* Common sci tasks
|
|
*/
|
|
|
|
static int sci_open(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_OPEN, 0, 0, 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 open SCI failed\n");
|
|
return 0;
|
|
}
|
|
|
|
if (out[0] == TOS_OPEN_CLOSE_OK) {
|
|
return 1;
|
|
} else if (out[0] == TOS_ALREADY_OPEN) {
|
|
pr_info("Toshiba SCI already opened\n");
|
|
return 1;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
/*
|
|
* Some BIOSes do not have the SCI open/close functions
|
|
* implemented and return 0x8000 (Not Supported), failing to
|
|
* register some supported features.
|
|
*
|
|
* Simply return 1 if we hit those affected laptops to make the
|
|
* supported features work.
|
|
*
|
|
* In the case that some laptops really do not support the SCI,
|
|
* all the SCI dependent functions check for TOS_NOT_SUPPORTED,
|
|
* and thus, not registering support for the queried feature.
|
|
*/
|
|
return 1;
|
|
} else if (out[0] == TOS_NOT_PRESENT) {
|
|
pr_info("Toshiba SCI is not present\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void sci_close(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_CLOSE, 0, 0, 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 close SCI failed\n");
|
|
return;
|
|
}
|
|
|
|
if (out[0] == TOS_OPEN_CLOSE_OK)
|
|
return;
|
|
else if (out[0] == TOS_NOT_OPENED)
|
|
pr_info("Toshiba SCI not opened\n");
|
|
else if (out[0] == TOS_NOT_PRESENT)
|
|
pr_info("Toshiba SCI is not present\n");
|
|
}
|
|
|
|
static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, reg, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
if (ACPI_FAILURE(status))
|
|
return TOS_FAILURE;
|
|
|
|
*out1 = out[2];
|
|
|
|
return out[0];
|
|
}
|
|
|
|
static u32 sci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_SET, reg, in1, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status = tci_raw(dev, in, out);
|
|
|
|
return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE;
|
|
}
|
|
|
|
/* Illumination support */
|
|
static int toshiba_illumination_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { SCI_GET, SCI_ILLUMINATION, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
if (!sci_open(dev))
|
|
return 0;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to query Illumination support failed\n");
|
|
return 0;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("Illumination device not available\n");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void toshiba_illumination_set(struct led_classdev *cdev,
|
|
enum led_brightness brightness)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, led_dev);
|
|
u32 state, result;
|
|
|
|
/* First request : initialize communication. */
|
|
if (!sci_open(dev))
|
|
return;
|
|
|
|
/* Switch the illumination on/off */
|
|
state = brightness ? 1 : 0;
|
|
result = sci_write(dev, SCI_ILLUMINATION, state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE) {
|
|
pr_err("ACPI call for illumination failed\n");
|
|
return;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Illumination not supported\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = container_of(cdev,
|
|
struct toshiba_acpi_dev, led_dev);
|
|
u32 state, result;
|
|
|
|
/* First request : initialize communication. */
|
|
if (!sci_open(dev))
|
|
return LED_OFF;
|
|
|
|
/* Check the illumination */
|
|
result = sci_read(dev, SCI_ILLUMINATION, &state);
|
|
sci_close(dev);
|
|
if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call for illumination failed\n");
|
|
return LED_OFF;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Illumination not supported\n");
|
|
return LED_OFF;
|
|
}
|
|
|
|
return state ? LED_FULL : LED_OFF;
|
|
}
|
|
|
|
/* KBD Illumination */
|
|
static int 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;
|
|
|
|
if (!sci_open(dev))
|
|
return 0;
|
|
|
|
status = tci_raw(dev, in, out);
|
|
sci_close(dev);
|
|
if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to query kbd illumination support failed\n");
|
|
return 0;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("Keyboard illumination not available\n");
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* 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;
|
|
|
|
return 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 || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to set KBD backlight status failed\n");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Keyboard backlight status not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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 || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to get KBD backlight status failed\n");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Keyboard backlight status not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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 state, result;
|
|
|
|
/* Check the keyboard backlight state */
|
|
result = hci_read(dev, HCI_KBD_ILLUMINATION, &state);
|
|
if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to get the keyboard backlight failed\n");
|
|
return LED_OFF;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Keyboard backlight not supported\n");
|
|
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 state, result;
|
|
|
|
/* Set the keyboard backlight state */
|
|
state = brightness ? 1 : 0;
|
|
result = hci_write(dev, HCI_KBD_ILLUMINATION, state);
|
|
if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to set KBD Illumination mode failed\n");
|
|
return;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Keyboard backlight not supported\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* 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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Eco Mode support */
|
|
static int toshiba_eco_mode_available(struct toshiba_acpi_dev *dev)
|
|
{
|
|
acpi_status status;
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
} else if (out[0] == TOS_NOT_INSTALLED) {
|
|
pr_info("ECO led not installed");
|
|
} else 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) || out[0] == TOS_FAILURE)
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
else if (out[0] == TOS_SUCCESS)
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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) || out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to get ECO led failed\n");
|
|
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) || out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to set ECO led failed\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Accelerometer support */
|
|
static int toshiba_accelerometer_supported(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER2, 0, 0, 0, 0 };
|
|
u32 out[TCI_WORDS];
|
|
acpi_status status;
|
|
|
|
/*
|
|
* Check if the accelerometer call exists,
|
|
* this call also serves as initialization
|
|
*/
|
|
status = tci_raw(dev, in, out);
|
|
if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to query the accelerometer failed\n");
|
|
return -EIO;
|
|
} else if (out[0] == TOS_DATA_NOT_AVAILABLE ||
|
|
out[0] == TOS_NOT_INITIALIZED) {
|
|
pr_err("Accelerometer not initialized\n");
|
|
return -EIO;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("Accelerometer not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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) || out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to query the accelerometer failed\n");
|
|
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;
|
|
|
|
/* Set the feature to "not supported" in case of error */
|
|
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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
sci_close(dev);
|
|
return;
|
|
} else if (out[0] == TOS_SUCCESS) {
|
|
dev->usbsc_mode_base = out[4];
|
|
}
|
|
|
|
in[5] = SCI_USB_CHARGE_BAT_LVL;
|
|
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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
sci_close(dev);
|
|
return;
|
|
} else if (out[0] == TOS_SUCCESS) {
|
|
dev->usbsc_bat_level = out[2];
|
|
/*
|
|
* If we reach this point, it means that the laptop has support
|
|
* for this feature and all values are initialized.
|
|
* Set it as supported.
|
|
*/
|
|
dev->usb_sleep_charge_supported = 1;
|
|
}
|
|
|
|
sci_close(dev);
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
return -ENODEV;
|
|
} else if (out[0] == TOS_INPUT_DATA_ERROR) {
|
|
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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Sleep and Charge not supported\n");
|
|
return -ENODEV;
|
|
} else if (out[0] == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED ||
|
|
out[0] == TOS_INPUT_DATA_ERROR) {
|
|
pr_info("USB Rapid Charge not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
*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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB Rapid Charge not supported\n");
|
|
return -ENODEV;
|
|
} else if (out[0] == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Sleep and Music not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Sleep and Music not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* 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 || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to get KBD function keys failed\n");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("KBD function keys not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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 || result == TOS_INPUT_DATA_ERROR) {
|
|
pr_err("ACPI call to set KBD function keys failed\n");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("KBD function keys not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* 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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Panel Power on not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("Panel Power ON not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* 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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB 3 not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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");
|
|
return -EIO;
|
|
} else if (result == TOS_NOT_SUPPORTED) {
|
|
pr_info("USB 3 not supported\n");
|
|
return -ENODEV;
|
|
} else if (result == TOS_INPUT_DATA_ERROR) {
|
|
return -EIO;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* 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;
|
|
} else if (out[0] == TOS_NOT_SUPPORTED) {
|
|
pr_info("System type not supported\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
*type = out[3];
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Transflective Backlight */
|
|
static int get_tr_backlight_status(struct toshiba_acpi_dev *dev, bool *enabled)
|
|
{
|
|
u32 hci_result;
|
|
u32 status;
|
|
|
|
hci_result = hci_read(dev, HCI_TR_BACKLIGHT, &status);
|
|
*enabled = !status;
|
|
return hci_result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int set_tr_backlight_status(struct toshiba_acpi_dev *dev, bool enable)
|
|
{
|
|
u32 hci_result;
|
|
u32 value = !enable;
|
|
|
|
hci_result = hci_write(dev, HCI_TR_BACKLIGHT, value);
|
|
return hci_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)
|
|
{
|
|
u32 hci_result;
|
|
u32 value;
|
|
int brightness = 0;
|
|
|
|
if (dev->tr_backlight_supported) {
|
|
bool enabled;
|
|
int ret = get_tr_backlight_status(dev, &enabled);
|
|
|
|
if (ret)
|
|
return ret;
|
|
if (enabled)
|
|
return 0;
|
|
brightness++;
|
|
}
|
|
|
|
hci_result = hci_read(dev, HCI_LCD_BRIGHTNESS, &value);
|
|
if (hci_result == TOS_SUCCESS)
|
|
return brightness + (value >> HCI_LCD_BRIGHTNESS_SHIFT);
|
|
|
|
return -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 value;
|
|
int levels;
|
|
|
|
if (!dev->backlight_dev)
|
|
return -ENODEV;
|
|
|
|
levels = dev->backlight_dev->props.max_brightness + 1;
|
|
value = get_lcd_brightness(dev->backlight_dev);
|
|
if (value >= 0) {
|
|
seq_printf(m, "brightness: %d\n", value);
|
|
seq_printf(m, "brightness_levels: %d\n", levels);
|
|
return 0;
|
|
}
|
|
|
|
pr_err("Error reading LCD brightness\n");
|
|
return -EIO;
|
|
}
|
|
|
|
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 hci_result;
|
|
|
|
if (dev->tr_backlight_supported) {
|
|
bool enable = !value;
|
|
int ret = set_tr_backlight_status(dev, enable);
|
|
|
|
if (ret)
|
|
return ret;
|
|
if (value)
|
|
value--;
|
|
}
|
|
|
|
value = value << HCI_LCD_BRIGHTNESS_SHIFT;
|
|
hci_result = hci_write(dev, HCI_LCD_BRIGHTNESS, value);
|
|
return hci_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 value;
|
|
int ret;
|
|
int levels = dev->backlight_dev->props.max_brightness + 1;
|
|
|
|
len = min(count, sizeof(cmd) - 1);
|
|
if (copy_from_user(cmd, buf, len))
|
|
return -EFAULT;
|
|
cmd[len] = '\0';
|
|
|
|
if (sscanf(cmd, " brightness : %i", &value) == 1 &&
|
|
value >= 0 && value < levels) {
|
|
ret = set_lcd_brightness(dev, value);
|
|
if (ret == 0)
|
|
ret = count;
|
|
} else {
|
|
ret = -EINVAL;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static const struct file_operations lcd_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = lcd_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = lcd_proc_write,
|
|
};
|
|
|
|
static int get_video_status(struct toshiba_acpi_dev *dev, u32 *status)
|
|
{
|
|
u32 hci_result;
|
|
|
|
hci_result = hci_read(dev, HCI_VIDEO_OUT, status);
|
|
return hci_result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int video_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
u32 value;
|
|
int ret;
|
|
|
|
ret = get_video_status(dev, &value);
|
|
if (!ret) {
|
|
int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0;
|
|
int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0;
|
|
int 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 ret;
|
|
}
|
|
|
|
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 *cmd, *buffer;
|
|
int ret;
|
|
int value;
|
|
int remain = count;
|
|
int lcd_out = -1;
|
|
int crt_out = -1;
|
|
int tv_out = -1;
|
|
u32 video_out;
|
|
|
|
cmd = kmalloc(count + 1, GFP_KERNEL);
|
|
if (!cmd)
|
|
return -ENOMEM;
|
|
if (copy_from_user(cmd, buf, count)) {
|
|
kfree(cmd);
|
|
return -EFAULT;
|
|
}
|
|
cmd[count] = '\0';
|
|
|
|
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 ? ret : count;
|
|
}
|
|
|
|
static const struct file_operations video_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = video_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = video_proc_write,
|
|
};
|
|
|
|
static int get_fan_status(struct toshiba_acpi_dev *dev, u32 *status)
|
|
{
|
|
u32 hci_result;
|
|
|
|
hci_result = hci_read(dev, HCI_FAN, status);
|
|
return hci_result == TOS_SUCCESS ? 0 : -EIO;
|
|
}
|
|
|
|
static int fan_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
int ret;
|
|
u32 value;
|
|
|
|
ret = get_fan_status(dev, &value);
|
|
if (!ret) {
|
|
seq_printf(m, "running: %d\n", (value > 0));
|
|
seq_printf(m, "force_on: %d\n", dev->force_fan);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
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;
|
|
u32 hci_result;
|
|
|
|
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) {
|
|
hci_result = hci_write(dev, HCI_FAN, value);
|
|
if (hci_result == TOS_SUCCESS)
|
|
dev->force_fan = value;
|
|
else
|
|
return -EIO;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fan_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = fan_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = fan_proc_write,
|
|
};
|
|
|
|
static int keys_proc_show(struct seq_file *m, void *v)
|
|
{
|
|
struct toshiba_acpi_dev *dev = m->private;
|
|
u32 hci_result;
|
|
u32 value;
|
|
|
|
if (!dev->key_event_valid && dev->system_event_supported) {
|
|
hci_result = hci_read(dev, HCI_SYSTEM_EVENT, &value);
|
|
if (hci_result == TOS_SUCCESS) {
|
|
dev->key_event_valid = 1;
|
|
dev->last_key_event = value;
|
|
} else if (hci_result == TOS_FIFO_EMPTY) {
|
|
/* Better luck next time */
|
|
} else if (hci_result == TOS_NOT_SUPPORTED) {
|
|
/*
|
|
* This is a workaround for an unresolved issue on
|
|
* some machines where system events sporadically
|
|
* become disabled.
|
|
*/
|
|
hci_result = hci_write(dev, HCI_SYSTEM_EVENT, 1);
|
|
pr_notice("Re-enabled hotkeys\n");
|
|
} else {
|
|
pr_err("Error reading hotkey status\n");
|
|
return -EIO;
|
|
}
|
|
}
|
|
|
|
seq_printf(m, "hotkey_ready: %d\n", dev->key_event_valid);
|
|
seq_printf(m, "hotkey: 0x%04x\n", dev->last_key_event);
|
|
return 0;
|
|
}
|
|
|
|
static int keys_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, keys_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static ssize_t keys_proc_write(struct file *file, const char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
|
|
char cmd[42];
|
|
size_t len;
|
|
int value;
|
|
|
|
len = min(count, sizeof(cmd) - 1);
|
|
if (copy_from_user(cmd, buf, len))
|
|
return -EFAULT;
|
|
cmd[len] = '\0';
|
|
|
|
if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0)
|
|
dev->key_event_valid = 0;
|
|
else
|
|
return -EINVAL;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations keys_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = keys_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
.write = keys_proc_write,
|
|
};
|
|
|
|
static int 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;
|
|
}
|
|
|
|
static int version_proc_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, version_proc_show, PDE_DATA(inode));
|
|
}
|
|
|
|
static const struct file_operations version_proc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = version_proc_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
/*
|
|
* Proc and module init
|
|
*/
|
|
|
|
#define PROC_TOSHIBA "toshiba"
|
|
|
|
static void create_toshiba_proc_entries(struct toshiba_acpi_dev *dev)
|
|
{
|
|
if (dev->backlight_dev)
|
|
proc_create_data("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&lcd_proc_fops, dev);
|
|
if (dev->video_supported)
|
|
proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&video_proc_fops, dev);
|
|
if (dev->fan_supported)
|
|
proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&fan_proc_fops, dev);
|
|
if (dev->hotkey_dev)
|
|
proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir,
|
|
&keys_proc_fops, dev);
|
|
proc_create_data("version", S_IRUGO, toshiba_proc_dir,
|
|
&version_proc_fops, 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,
|
|
};
|
|
|
|
/*
|
|
* 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);
|
|
u32 result;
|
|
int state;
|
|
int ret;
|
|
|
|
ret = kstrtoint(buf, 0, &state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (state != 0 && state != 1)
|
|
return -EINVAL;
|
|
|
|
result = hci_write(toshiba, HCI_FAN, state);
|
|
if (result == TOS_FAILURE)
|
|
return -EIO;
|
|
else if (result == TOS_NOT_SUPPORTED)
|
|
return -ENODEV;
|
|
|
|
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 time;
|
|
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) */
|
|
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;
|
|
}
|
|
|
|
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, "%x %x\n",
|
|
SCI_KBD_MODE_FNZ, SCI_KBD_MODE_AUTO);
|
|
|
|
return sprintf(buf, "%x %x %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 position_show(struct device *dev,
|
|
struct device_attribute *attr, char *buf)
|
|
{
|
|
struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev);
|
|
u32 xyval, zval, tmp;
|
|
u16 x, y, z;
|
|
int ret;
|
|
|
|
xyval = zval = 0;
|
|
ret = toshiba_accelerometer_get(toshiba, &xyval, &zval);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
x = xyval & HCI_ACCEL_MASK;
|
|
tmp = xyval >> HCI_MISC_SHIFT;
|
|
y = tmp & HCI_ACCEL_MASK;
|
|
z = zval & HCI_ACCEL_MASK;
|
|
|
|
return sprintf(buf, "%d %d %d\n", x, y, z);
|
|
}
|
|
static DEVICE_ATTR_RO(position);
|
|
|
|
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);
|
|
u32 mode;
|
|
int state;
|
|
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);
|
|
u32 state;
|
|
int bat_lvl;
|
|
int status;
|
|
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 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_position.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,
|
|
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_position.attr)
|
|
exists = (drv->accelerometer_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;
|
|
|
|
return exists ? attr->mode : 0;
|
|
}
|
|
|
|
static struct attribute_group toshiba_attr_group = {
|
|
.is_visible = toshiba_sysfs_is_visible,
|
|
.attrs = toshiba_attributes,
|
|
};
|
|
|
|
/*
|
|
* 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;
|
|
|
|
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 void toshiba_acpi_enable_special_functions(struct toshiba_acpi_dev *dev)
|
|
{
|
|
u32 result;
|
|
|
|
/*
|
|
* Re-activate the hotkeys, but this time, we are using the
|
|
* "Special Functions" mode.
|
|
*/
|
|
result = hci_write(dev, HCI_HOTKEY_EVENT,
|
|
HCI_HOTKEY_SPECIAL_FUNCTIONS);
|
|
if (result != TOS_SUCCESS)
|
|
pr_err("Could not enable the Special Function mode\n");
|
|
}
|
|
|
|
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)
|
|
{
|
|
u32 hci_result, value;
|
|
int retries = 3;
|
|
int scancode;
|
|
|
|
if (dev->info_supported) {
|
|
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);
|
|
} else if (dev->system_event_supported) {
|
|
do {
|
|
hci_result = hci_read(dev, HCI_SYSTEM_EVENT, &value);
|
|
switch (hci_result) {
|
|
case TOS_SUCCESS:
|
|
toshiba_acpi_report_hotkey(dev, (int)value);
|
|
break;
|
|
case TOS_NOT_SUPPORTED:
|
|
/*
|
|
* This is a workaround for an unresolved
|
|
* issue on some machines where system events
|
|
* sporadically become disabled.
|
|
*/
|
|
hci_result =
|
|
hci_write(dev, HCI_SYSTEM_EVENT, 1);
|
|
pr_notice("Re-enabled hotkeys\n");
|
|
/* Fall through */
|
|
default:
|
|
retries--;
|
|
break;
|
|
}
|
|
} while (retries && hci_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;
|
|
u32 events_type;
|
|
u32 hci_result;
|
|
int error;
|
|
|
|
error = toshiba_acpi_enable_hotkeys(dev);
|
|
if (error)
|
|
return error;
|
|
|
|
error = toshiba_hotkey_event_type_get(dev, &events_type);
|
|
if (error) {
|
|
pr_err("Unable to query Hotkey Event Type\n");
|
|
return error;
|
|
}
|
|
dev->hotkey_event_type = events_type;
|
|
|
|
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 (events_type == HCI_SYSTEM_TYPE1 ||
|
|
!dev->kbd_function_keys_supported)
|
|
keymap = toshiba_acpi_keymap;
|
|
else if (events_type == HCI_SYSTEM_TYPE2 ||
|
|
dev->kbd_function_keys_supported)
|
|
keymap = toshiba_acpi_alt_keymap;
|
|
else
|
|
pr_info("Unknown event type received %x\n", events_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_keymap;
|
|
}
|
|
|
|
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 {
|
|
hci_result = hci_write(dev, HCI_SYSTEM_EVENT, 1);
|
|
if (hci_result == TOS_SUCCESS)
|
|
dev->system_event_supported = 1;
|
|
}
|
|
|
|
if (!dev->info_supported && !dev->system_event_supported) {
|
|
pr_warn("No hotkey query interface found\n");
|
|
goto err_remove_filter;
|
|
}
|
|
|
|
error = input_register_device(dev->hotkey_dev);
|
|
if (error) {
|
|
pr_info("Unable to register input device\n");
|
|
goto err_remove_filter;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_remove_filter:
|
|
if (dev->ntfy_supported)
|
|
i8042_remove_filter(toshiba_acpi_i8042_filter);
|
|
err_free_keymap:
|
|
sparse_keymap_free(dev->hotkey_dev);
|
|
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;
|
|
bool enabled;
|
|
|
|
/*
|
|
* 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;
|
|
ret = set_lcd_brightness(dev, brightness);
|
|
if (ret) {
|
|
pr_debug("Backlight method is read-only, disabling backlight support\n");
|
|
return 0;
|
|
}
|
|
|
|
/* Determine whether or not BIOS supports transflective backlight */
|
|
ret = get_tr_backlight_status(dev, &enabled);
|
|
dev->tr_backlight_supported = !ret;
|
|
|
|
/*
|
|
* 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 int toshiba_acpi_remove(struct acpi_device *acpi_dev)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev);
|
|
|
|
remove_toshiba_proc_entries(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);
|
|
sparse_keymap_free(dev->hotkey_dev);
|
|
}
|
|
|
|
backlight_device_unregister(dev->backlight_dev);
|
|
|
|
if (dev->illumination_supported)
|
|
led_classdev_unregister(&dev->led_dev);
|
|
|
|
if (dev->kbd_led_registered)
|
|
led_classdev_unregister(&dev->kbd_led);
|
|
|
|
if (dev->eco_supported)
|
|
led_classdev_unregister(&dev->eco_led);
|
|
|
|
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 special_functions;
|
|
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;
|
|
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, &special_functions);
|
|
dev->kbd_function_keys_supported = !ret;
|
|
|
|
if (toshiba_acpi_setup_keyboard(dev))
|
|
pr_info("Unable to activate hotkeys\n");
|
|
|
|
ret = toshiba_acpi_setup_backlight(dev);
|
|
if (ret)
|
|
goto error;
|
|
|
|
if (toshiba_illumination_available(dev)) {
|
|
dev->led_dev.name = "toshiba::illumination";
|
|
dev->led_dev.max_brightness = 1;
|
|
dev->led_dev.brightness_set = toshiba_illumination_set;
|
|
dev->led_dev.brightness_get = toshiba_illumination_get;
|
|
if (!led_classdev_register(&acpi_dev->dev, &dev->led_dev))
|
|
dev->illumination_supported = 1;
|
|
}
|
|
|
|
if (toshiba_eco_mode_available(dev)) {
|
|
dev->eco_led.name = "toshiba::eco_mode";
|
|
dev->eco_led.max_brightness = 1;
|
|
dev->eco_led.brightness_set = toshiba_eco_mode_set_status;
|
|
dev->eco_led.brightness_get = toshiba_eco_mode_get_status;
|
|
if (!led_classdev_register(&dev->acpi_dev->dev, &dev->eco_led))
|
|
dev->eco_supported = 1;
|
|
}
|
|
|
|
dev->kbd_illum_supported = 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
|
|
*/
|
|
if (dev->kbd_illum_supported && dev->kbd_mode == SCI_KBD_MODE_FNZ) {
|
|
dev->kbd_led.name = "toshiba::kbd_backlight";
|
|
dev->kbd_led.max_brightness = 1;
|
|
dev->kbd_led.brightness_set = toshiba_kbd_backlight_set;
|
|
dev->kbd_led.brightness_get = toshiba_kbd_backlight_get;
|
|
if (!led_classdev_register(&dev->acpi_dev->dev, &dev->kbd_led))
|
|
dev->kbd_led_registered = 1;
|
|
}
|
|
|
|
ret = toshiba_touchpad_get(dev, &dummy);
|
|
dev->touchpad_supported = !ret;
|
|
|
|
ret = toshiba_accelerometer_supported(dev);
|
|
dev->accelerometer_supported = !ret;
|
|
|
|
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;
|
|
|
|
/*
|
|
* Enable the "Special Functions" mode only if they are
|
|
* supported and if they are activated.
|
|
*/
|
|
if (dev->kbd_function_keys_supported && special_functions)
|
|
toshiba_acpi_enable_special_functions(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);
|
|
int ret;
|
|
|
|
switch (event) {
|
|
case 0x80: /* Hotkeys and some system events */
|
|
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 */
|
|
/* Update sysfs entries */
|
|
ret = sysfs_update_group(&acpi_dev->dev.kobj,
|
|
&toshiba_attr_group);
|
|
if (ret)
|
|
pr_err("Unable to update sysfs entries\n");
|
|
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, 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));
|
|
u32 result;
|
|
|
|
if (dev->hotkey_dev)
|
|
result = hci_write(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_DISABLE);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int toshiba_acpi_resume(struct device *device)
|
|
{
|
|
struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device));
|
|
int error;
|
|
|
|
if (dev->hotkey_dev) {
|
|
error = toshiba_acpi_enable_hotkeys(dev);
|
|
if (error)
|
|
pr_info("Unable to re-enable hotkeys\n");
|
|
}
|
|
|
|
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;
|
|
|
|
/*
|
|
* Machines with this WMI guid aren't supported due to bugs in
|
|
* their AML. This check relies on wmi initializing before
|
|
* toshiba_acpi to guarantee guids have been identified.
|
|
*/
|
|
if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID))
|
|
return -ENODEV;
|
|
|
|
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);
|