![Rafael J. Wysocki](/assets/img/avatar_default.png)
According to compiler warnings, quite some suspend/resume functions in platform x86 drivers are not used for CONFIG_PM_SLEEP unset, so add #ifdefs to prevent them from being built in that case. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
4388 lines
108 KiB
C
4388 lines
108 KiB
C
/*
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* ACPI Sony Notebook Control Driver (SNC and SPIC)
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*
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* Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
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* Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
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*
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* Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
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* which are copyrighted by their respective authors.
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*
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* The SNY6001 driver part is based on the sonypi driver which includes
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* material from:
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*
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* Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
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*
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* Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
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*
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* Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
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*
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* Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
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*
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* Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
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*
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* Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
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*
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* Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
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*
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* Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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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/backlight.h>
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#include <linux/platform_device.h>
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#include <linux/err.h>
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#include <linux/dmi.h>
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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#include <linux/delay.h>
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#include <linux/input.h>
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#include <linux/kfifo.h>
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#include <linux/workqueue.h>
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#include <linux/acpi.h>
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#include <linux/slab.h>
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#include <acpi/acpi_drivers.h>
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#include <acpi/acpi_bus.h>
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#include <asm/uaccess.h>
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#include <linux/sonypi.h>
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#include <linux/sony-laptop.h>
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#include <linux/rfkill.h>
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#ifdef CONFIG_SONYPI_COMPAT
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#include <linux/poll.h>
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#include <linux/miscdevice.h>
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#endif
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#define dprintk(fmt, ...) \
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do { \
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if (debug) \
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pr_warn(fmt, ##__VA_ARGS__); \
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} while (0)
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#define SONY_LAPTOP_DRIVER_VERSION "0.6"
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#define SONY_NC_CLASS "sony-nc"
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#define SONY_NC_HID "SNY5001"
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#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
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#define SONY_PIC_CLASS "sony-pic"
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#define SONY_PIC_HID "SNY6001"
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#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
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MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
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MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
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static int debug;
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module_param(debug, int, 0);
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MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
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"the development of this driver");
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static int no_spic; /* = 0 */
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module_param(no_spic, int, 0444);
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MODULE_PARM_DESC(no_spic,
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"set this if you don't want to enable the SPIC device");
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static int compat; /* = 0 */
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module_param(compat, int, 0444);
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MODULE_PARM_DESC(compat,
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"set this if you want to enable backward compatibility mode");
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static unsigned long mask = 0xffffffff;
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module_param(mask, ulong, 0644);
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MODULE_PARM_DESC(mask,
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"set this to the mask of event you want to enable (see doc)");
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static int camera; /* = 0 */
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module_param(camera, int, 0444);
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MODULE_PARM_DESC(camera,
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"set this to 1 to enable Motion Eye camera controls "
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"(only use it if you have a C1VE or C1VN model)");
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#ifdef CONFIG_SONYPI_COMPAT
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static int minor = -1;
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module_param(minor, int, 0);
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MODULE_PARM_DESC(minor,
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"minor number of the misc device for the SPIC compatibility code, "
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"default is -1 (automatic)");
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#endif
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static int kbd_backlight = 1;
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module_param(kbd_backlight, int, 0444);
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MODULE_PARM_DESC(kbd_backlight,
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"set this to 0 to disable keyboard backlight, "
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"1 to enable it (default: 0)");
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static int kbd_backlight_timeout; /* = 0 */
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module_param(kbd_backlight_timeout, int, 0444);
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MODULE_PARM_DESC(kbd_backlight_timeout,
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"set this to 0 to set the default 10 seconds timeout, "
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"1 for 30 seconds, 2 for 60 seconds and 3 to disable timeout "
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"(default: 0)");
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#ifdef CONFIG_PM_SLEEP
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static void sony_nc_kbd_backlight_resume(void);
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static void sony_nc_thermal_resume(void);
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#endif
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static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
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unsigned int handle);
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static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd);
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static int sony_nc_battery_care_setup(struct platform_device *pd,
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unsigned int handle);
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static void sony_nc_battery_care_cleanup(struct platform_device *pd);
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static int sony_nc_thermal_setup(struct platform_device *pd);
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static void sony_nc_thermal_cleanup(struct platform_device *pd);
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static int sony_nc_lid_resume_setup(struct platform_device *pd);
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static void sony_nc_lid_resume_cleanup(struct platform_device *pd);
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static int sony_nc_highspeed_charging_setup(struct platform_device *pd);
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static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd);
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static int sony_nc_touchpad_setup(struct platform_device *pd,
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unsigned int handle);
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static void sony_nc_touchpad_cleanup(struct platform_device *pd);
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enum sony_nc_rfkill {
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SONY_WIFI,
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SONY_BLUETOOTH,
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SONY_WWAN,
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SONY_WIMAX,
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N_SONY_RFKILL,
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};
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static int sony_rfkill_handle;
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static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
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static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
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static int sony_nc_rfkill_setup(struct acpi_device *device,
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unsigned int handle);
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static void sony_nc_rfkill_cleanup(void);
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static void sony_nc_rfkill_update(void);
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/*********** Input Devices ***********/
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#define SONY_LAPTOP_BUF_SIZE 128
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struct sony_laptop_input_s {
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atomic_t users;
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struct input_dev *jog_dev;
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struct input_dev *key_dev;
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struct kfifo fifo;
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spinlock_t fifo_lock;
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struct timer_list release_key_timer;
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};
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static struct sony_laptop_input_s sony_laptop_input = {
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.users = ATOMIC_INIT(0),
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};
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struct sony_laptop_keypress {
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struct input_dev *dev;
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int key;
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};
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/* Correspondance table between sonypi events
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* and input layer indexes in the keymap
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*/
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static int sony_laptop_input_index[] = {
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-1, /* 0 no event */
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-1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
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-1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
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-1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
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-1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
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-1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
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-1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
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0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
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1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
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2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
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3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
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4, /* 11 SONYPI_EVENT_FNKEY_ESC */
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5, /* 12 SONYPI_EVENT_FNKEY_F1 */
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6, /* 13 SONYPI_EVENT_FNKEY_F2 */
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7, /* 14 SONYPI_EVENT_FNKEY_F3 */
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8, /* 15 SONYPI_EVENT_FNKEY_F4 */
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9, /* 16 SONYPI_EVENT_FNKEY_F5 */
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10, /* 17 SONYPI_EVENT_FNKEY_F6 */
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11, /* 18 SONYPI_EVENT_FNKEY_F7 */
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12, /* 19 SONYPI_EVENT_FNKEY_F8 */
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13, /* 20 SONYPI_EVENT_FNKEY_F9 */
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14, /* 21 SONYPI_EVENT_FNKEY_F10 */
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15, /* 22 SONYPI_EVENT_FNKEY_F11 */
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16, /* 23 SONYPI_EVENT_FNKEY_F12 */
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17, /* 24 SONYPI_EVENT_FNKEY_1 */
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18, /* 25 SONYPI_EVENT_FNKEY_2 */
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19, /* 26 SONYPI_EVENT_FNKEY_D */
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20, /* 27 SONYPI_EVENT_FNKEY_E */
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21, /* 28 SONYPI_EVENT_FNKEY_F */
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22, /* 29 SONYPI_EVENT_FNKEY_S */
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23, /* 30 SONYPI_EVENT_FNKEY_B */
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24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
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25, /* 32 SONYPI_EVENT_PKEY_P1 */
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26, /* 33 SONYPI_EVENT_PKEY_P2 */
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27, /* 34 SONYPI_EVENT_PKEY_P3 */
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28, /* 35 SONYPI_EVENT_BACK_PRESSED */
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-1, /* 36 SONYPI_EVENT_LID_CLOSED */
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-1, /* 37 SONYPI_EVENT_LID_OPENED */
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29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
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30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
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31, /* 40 SONYPI_EVENT_HELP_PRESSED */
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32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
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33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
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34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
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35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
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36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
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37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
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38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
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39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
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40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
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41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
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42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
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43, /* 52 SONYPI_EVENT_MEYE_FACE */
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44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
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45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
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46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
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-1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
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-1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
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-1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
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-1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
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47, /* 60 SONYPI_EVENT_WIRELESS_ON */
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48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
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49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
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50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
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51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
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52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
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53, /* 66 SONYPI_EVENT_PKEY_P4 */
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54, /* 67 SONYPI_EVENT_PKEY_P5 */
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55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
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56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
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57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
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-1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
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58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
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59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
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};
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static int sony_laptop_input_keycode_map[] = {
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KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
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KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
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KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
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KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
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KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
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KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
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KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
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KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
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KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
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KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
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KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
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KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
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KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
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KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
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KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
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KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
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KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
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KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
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KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
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KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
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KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
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KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
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KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
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KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
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KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
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KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
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KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
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KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
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KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
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KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
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KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
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KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
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KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
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KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
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KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
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KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
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KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
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KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
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KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
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KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
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KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
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KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
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BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
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KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
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KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
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KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
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KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
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KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
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KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
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KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
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KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
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KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
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KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
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KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
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KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
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KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
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KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
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KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
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KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
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KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
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};
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/* release buttons after a short delay if pressed */
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static void do_sony_laptop_release_key(unsigned long unused)
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{
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struct sony_laptop_keypress kp;
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unsigned long flags;
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spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
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if (kfifo_out(&sony_laptop_input.fifo,
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(unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
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input_report_key(kp.dev, kp.key, 0);
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input_sync(kp.dev);
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}
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/* If there is something in the fifo schedule next release. */
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if (kfifo_len(&sony_laptop_input.fifo) != 0)
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mod_timer(&sony_laptop_input.release_key_timer,
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jiffies + msecs_to_jiffies(10));
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spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
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}
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/* forward event to the input subsystem */
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static void sony_laptop_report_input_event(u8 event)
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{
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struct input_dev *jog_dev = sony_laptop_input.jog_dev;
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struct input_dev *key_dev = sony_laptop_input.key_dev;
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struct sony_laptop_keypress kp = { NULL };
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int scancode = -1;
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if (event == SONYPI_EVENT_FNKEY_RELEASED ||
|
|
event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
|
|
/* Nothing, not all VAIOs generate this event */
|
|
return;
|
|
}
|
|
|
|
/* report events */
|
|
switch (event) {
|
|
/* jog_dev events */
|
|
case SONYPI_EVENT_JOGDIAL_UP:
|
|
case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
|
|
input_report_rel(jog_dev, REL_WHEEL, 1);
|
|
input_sync(jog_dev);
|
|
return;
|
|
|
|
case SONYPI_EVENT_JOGDIAL_DOWN:
|
|
case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
|
|
input_report_rel(jog_dev, REL_WHEEL, -1);
|
|
input_sync(jog_dev);
|
|
return;
|
|
|
|
/* key_dev events */
|
|
case SONYPI_EVENT_JOGDIAL_PRESSED:
|
|
kp.key = BTN_MIDDLE;
|
|
kp.dev = jog_dev;
|
|
break;
|
|
|
|
default:
|
|
if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
|
|
dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
|
|
break;
|
|
}
|
|
if ((scancode = sony_laptop_input_index[event]) != -1) {
|
|
kp.key = sony_laptop_input_keycode_map[scancode];
|
|
if (kp.key != KEY_UNKNOWN)
|
|
kp.dev = key_dev;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (kp.dev) {
|
|
/* if we have a scancode we emit it so we can always
|
|
remap the key */
|
|
if (scancode != -1)
|
|
input_event(kp.dev, EV_MSC, MSC_SCAN, scancode);
|
|
input_report_key(kp.dev, kp.key, 1);
|
|
input_sync(kp.dev);
|
|
|
|
/* schedule key release */
|
|
kfifo_in_locked(&sony_laptop_input.fifo,
|
|
(unsigned char *)&kp, sizeof(kp),
|
|
&sony_laptop_input.fifo_lock);
|
|
mod_timer(&sony_laptop_input.release_key_timer,
|
|
jiffies + msecs_to_jiffies(10));
|
|
} else
|
|
dprintk("unknown input event %.2x\n", event);
|
|
}
|
|
|
|
static int sony_laptop_setup_input(struct acpi_device *acpi_device)
|
|
{
|
|
struct input_dev *jog_dev;
|
|
struct input_dev *key_dev;
|
|
int i;
|
|
int error;
|
|
|
|
/* don't run again if already initialized */
|
|
if (atomic_add_return(1, &sony_laptop_input.users) > 1)
|
|
return 0;
|
|
|
|
/* kfifo */
|
|
spin_lock_init(&sony_laptop_input.fifo_lock);
|
|
error = kfifo_alloc(&sony_laptop_input.fifo,
|
|
SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
|
|
if (error) {
|
|
pr_err("kfifo_alloc failed\n");
|
|
goto err_dec_users;
|
|
}
|
|
|
|
setup_timer(&sony_laptop_input.release_key_timer,
|
|
do_sony_laptop_release_key, 0);
|
|
|
|
/* input keys */
|
|
key_dev = input_allocate_device();
|
|
if (!key_dev) {
|
|
error = -ENOMEM;
|
|
goto err_free_kfifo;
|
|
}
|
|
|
|
key_dev->name = "Sony Vaio Keys";
|
|
key_dev->id.bustype = BUS_ISA;
|
|
key_dev->id.vendor = PCI_VENDOR_ID_SONY;
|
|
key_dev->dev.parent = &acpi_device->dev;
|
|
|
|
/* Initialize the Input Drivers: special keys */
|
|
input_set_capability(key_dev, EV_MSC, MSC_SCAN);
|
|
|
|
__set_bit(EV_KEY, key_dev->evbit);
|
|
key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
|
|
key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
|
|
key_dev->keycode = &sony_laptop_input_keycode_map;
|
|
for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
|
|
__set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
|
|
__clear_bit(KEY_RESERVED, key_dev->keybit);
|
|
|
|
error = input_register_device(key_dev);
|
|
if (error)
|
|
goto err_free_keydev;
|
|
|
|
sony_laptop_input.key_dev = key_dev;
|
|
|
|
/* jogdial */
|
|
jog_dev = input_allocate_device();
|
|
if (!jog_dev) {
|
|
error = -ENOMEM;
|
|
goto err_unregister_keydev;
|
|
}
|
|
|
|
jog_dev->name = "Sony Vaio Jogdial";
|
|
jog_dev->id.bustype = BUS_ISA;
|
|
jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
|
|
jog_dev->dev.parent = &acpi_device->dev;
|
|
|
|
input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
|
|
input_set_capability(jog_dev, EV_REL, REL_WHEEL);
|
|
|
|
error = input_register_device(jog_dev);
|
|
if (error)
|
|
goto err_free_jogdev;
|
|
|
|
sony_laptop_input.jog_dev = jog_dev;
|
|
|
|
return 0;
|
|
|
|
err_free_jogdev:
|
|
input_free_device(jog_dev);
|
|
|
|
err_unregister_keydev:
|
|
input_unregister_device(key_dev);
|
|
/* to avoid kref underflow below at input_free_device */
|
|
key_dev = NULL;
|
|
|
|
err_free_keydev:
|
|
input_free_device(key_dev);
|
|
|
|
err_free_kfifo:
|
|
kfifo_free(&sony_laptop_input.fifo);
|
|
|
|
err_dec_users:
|
|
atomic_dec(&sony_laptop_input.users);
|
|
return error;
|
|
}
|
|
|
|
static void sony_laptop_remove_input(void)
|
|
{
|
|
struct sony_laptop_keypress kp = { NULL };
|
|
|
|
/* Cleanup only after the last user has gone */
|
|
if (!atomic_dec_and_test(&sony_laptop_input.users))
|
|
return;
|
|
|
|
del_timer_sync(&sony_laptop_input.release_key_timer);
|
|
|
|
/*
|
|
* Generate key-up events for remaining keys. Note that we don't
|
|
* need locking since nobody is adding new events to the kfifo.
|
|
*/
|
|
while (kfifo_out(&sony_laptop_input.fifo,
|
|
(unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
|
|
input_report_key(kp.dev, kp.key, 0);
|
|
input_sync(kp.dev);
|
|
}
|
|
|
|
/* destroy input devs */
|
|
input_unregister_device(sony_laptop_input.key_dev);
|
|
sony_laptop_input.key_dev = NULL;
|
|
|
|
if (sony_laptop_input.jog_dev) {
|
|
input_unregister_device(sony_laptop_input.jog_dev);
|
|
sony_laptop_input.jog_dev = NULL;
|
|
}
|
|
|
|
kfifo_free(&sony_laptop_input.fifo);
|
|
}
|
|
|
|
/*********** Platform Device ***********/
|
|
|
|
static atomic_t sony_pf_users = ATOMIC_INIT(0);
|
|
static struct platform_driver sony_pf_driver = {
|
|
.driver = {
|
|
.name = "sony-laptop",
|
|
.owner = THIS_MODULE,
|
|
}
|
|
};
|
|
static struct platform_device *sony_pf_device;
|
|
|
|
static int sony_pf_add(void)
|
|
{
|
|
int ret = 0;
|
|
|
|
/* don't run again if already initialized */
|
|
if (atomic_add_return(1, &sony_pf_users) > 1)
|
|
return 0;
|
|
|
|
ret = platform_driver_register(&sony_pf_driver);
|
|
if (ret)
|
|
goto out;
|
|
|
|
sony_pf_device = platform_device_alloc("sony-laptop", -1);
|
|
if (!sony_pf_device) {
|
|
ret = -ENOMEM;
|
|
goto out_platform_registered;
|
|
}
|
|
|
|
ret = platform_device_add(sony_pf_device);
|
|
if (ret)
|
|
goto out_platform_alloced;
|
|
|
|
return 0;
|
|
|
|
out_platform_alloced:
|
|
platform_device_put(sony_pf_device);
|
|
sony_pf_device = NULL;
|
|
out_platform_registered:
|
|
platform_driver_unregister(&sony_pf_driver);
|
|
out:
|
|
atomic_dec(&sony_pf_users);
|
|
return ret;
|
|
}
|
|
|
|
static void sony_pf_remove(void)
|
|
{
|
|
/* deregister only after the last user has gone */
|
|
if (!atomic_dec_and_test(&sony_pf_users))
|
|
return;
|
|
|
|
platform_device_unregister(sony_pf_device);
|
|
platform_driver_unregister(&sony_pf_driver);
|
|
}
|
|
|
|
/*********** SNC (SNY5001) Device ***********/
|
|
|
|
/* the device uses 1-based values, while the backlight subsystem uses
|
|
0-based values */
|
|
#define SONY_MAX_BRIGHTNESS 8
|
|
|
|
#define SNC_VALIDATE_IN 0
|
|
#define SNC_VALIDATE_OUT 1
|
|
|
|
static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
|
|
char *);
|
|
static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
|
|
const char *, size_t);
|
|
static int boolean_validate(const int, const int);
|
|
static int brightness_default_validate(const int, const int);
|
|
|
|
struct sony_nc_value {
|
|
char *name; /* name of the entry */
|
|
char **acpiget; /* names of the ACPI get function */
|
|
char **acpiset; /* names of the ACPI set function */
|
|
int (*validate)(const int, const int); /* input/output validation */
|
|
int value; /* current setting */
|
|
int valid; /* Has ever been set */
|
|
int debug; /* active only in debug mode ? */
|
|
struct device_attribute devattr; /* sysfs attribute */
|
|
};
|
|
|
|
#define SNC_HANDLE_NAMES(_name, _values...) \
|
|
static char *snc_##_name[] = { _values, NULL }
|
|
|
|
#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
|
|
{ \
|
|
.name = __stringify(_name), \
|
|
.acpiget = _getters, \
|
|
.acpiset = _setters, \
|
|
.validate = _validate, \
|
|
.debug = _debug, \
|
|
.devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
|
|
}
|
|
|
|
#define SNC_HANDLE_NULL { .name = NULL }
|
|
|
|
SNC_HANDLE_NAMES(fnkey_get, "GHKE");
|
|
|
|
SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
|
|
SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
|
|
|
|
SNC_HANDLE_NAMES(cdpower_get, "GCDP");
|
|
SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
|
|
|
|
SNC_HANDLE_NAMES(audiopower_get, "GAZP");
|
|
SNC_HANDLE_NAMES(audiopower_set, "AZPW");
|
|
|
|
SNC_HANDLE_NAMES(lanpower_get, "GLNP");
|
|
SNC_HANDLE_NAMES(lanpower_set, "LNPW");
|
|
|
|
SNC_HANDLE_NAMES(lidstate_get, "GLID");
|
|
|
|
SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
|
|
SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
|
|
|
|
SNC_HANDLE_NAMES(gainbass_get, "GMGB");
|
|
SNC_HANDLE_NAMES(gainbass_set, "CMGB");
|
|
|
|
SNC_HANDLE_NAMES(PID_get, "GPID");
|
|
|
|
SNC_HANDLE_NAMES(CTR_get, "GCTR");
|
|
SNC_HANDLE_NAMES(CTR_set, "SCTR");
|
|
|
|
SNC_HANDLE_NAMES(PCR_get, "GPCR");
|
|
SNC_HANDLE_NAMES(PCR_set, "SPCR");
|
|
|
|
SNC_HANDLE_NAMES(CMI_get, "GCMI");
|
|
SNC_HANDLE_NAMES(CMI_set, "SCMI");
|
|
|
|
static struct sony_nc_value sony_nc_values[] = {
|
|
SNC_HANDLE(brightness_default, snc_brightness_def_get,
|
|
snc_brightness_def_set, brightness_default_validate, 0),
|
|
SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
|
|
SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
|
|
SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
|
|
boolean_validate, 0),
|
|
SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
|
|
boolean_validate, 1),
|
|
SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
|
|
boolean_validate, 0),
|
|
SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
|
|
boolean_validate, 0),
|
|
SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
|
|
boolean_validate, 0),
|
|
/* unknown methods */
|
|
SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
|
|
SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
|
|
SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
|
|
SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
|
|
SNC_HANDLE_NULL
|
|
};
|
|
|
|
static acpi_handle sony_nc_acpi_handle;
|
|
static struct acpi_device *sony_nc_acpi_device = NULL;
|
|
|
|
/*
|
|
* acpi_evaluate_object wrappers
|
|
* all useful calls into SNC methods take one or zero parameters and return
|
|
* integers or arrays.
|
|
*/
|
|
static union acpi_object *__call_snc_method(acpi_handle handle, char *method,
|
|
u64 *value)
|
|
{
|
|
union acpi_object *result = NULL;
|
|
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
|
|
acpi_status status;
|
|
|
|
if (value) {
|
|
struct acpi_object_list params;
|
|
union acpi_object in;
|
|
in.type = ACPI_TYPE_INTEGER;
|
|
in.integer.value = *value;
|
|
params.count = 1;
|
|
params.pointer = ∈
|
|
status = acpi_evaluate_object(handle, method, ¶ms, &output);
|
|
dprintk("__call_snc_method: [%s:0x%.8x%.8x]\n", method,
|
|
(unsigned int)(*value >> 32),
|
|
(unsigned int)*value & 0xffffffff);
|
|
} else {
|
|
status = acpi_evaluate_object(handle, method, NULL, &output);
|
|
dprintk("__call_snc_method: [%s]\n", method);
|
|
}
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("Failed to evaluate [%s]\n", method);
|
|
return NULL;
|
|
}
|
|
|
|
result = (union acpi_object *) output.pointer;
|
|
if (!result)
|
|
dprintk("No return object [%s]\n", method);
|
|
|
|
return result;
|
|
}
|
|
|
|
static int sony_nc_int_call(acpi_handle handle, char *name, int *value,
|
|
int *result)
|
|
{
|
|
union acpi_object *object = NULL;
|
|
if (value) {
|
|
u64 v = *value;
|
|
object = __call_snc_method(handle, name, &v);
|
|
} else
|
|
object = __call_snc_method(handle, name, NULL);
|
|
|
|
if (!object)
|
|
return -EINVAL;
|
|
|
|
if (object->type != ACPI_TYPE_INTEGER) {
|
|
pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
|
|
ACPI_TYPE_INTEGER, object->type);
|
|
kfree(object);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (result)
|
|
*result = object->integer.value;
|
|
|
|
kfree(object);
|
|
return 0;
|
|
}
|
|
|
|
#define MIN(a, b) (a > b ? b : a)
|
|
static int sony_nc_buffer_call(acpi_handle handle, char *name, u64 *value,
|
|
void *buffer, size_t buflen)
|
|
{
|
|
size_t len = len;
|
|
union acpi_object *object = __call_snc_method(handle, name, value);
|
|
|
|
if (!object)
|
|
return -EINVAL;
|
|
|
|
if (object->type == ACPI_TYPE_BUFFER)
|
|
len = MIN(buflen, object->buffer.length);
|
|
|
|
else if (object->type == ACPI_TYPE_INTEGER)
|
|
len = MIN(buflen, sizeof(object->integer.value));
|
|
|
|
else {
|
|
pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
|
|
ACPI_TYPE_BUFFER, object->type);
|
|
kfree(object);
|
|
return -EINVAL;
|
|
}
|
|
|
|
memcpy(buffer, object->buffer.pointer, len);
|
|
kfree(object);
|
|
return 0;
|
|
}
|
|
|
|
struct sony_nc_handles {
|
|
u16 cap[0x10];
|
|
struct device_attribute devattr;
|
|
};
|
|
|
|
static struct sony_nc_handles *handles;
|
|
|
|
static ssize_t sony_nc_handles_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t len = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
|
|
len += snprintf(buffer + len, PAGE_SIZE - len, "0x%.4x ",
|
|
handles->cap[i]);
|
|
}
|
|
len += snprintf(buffer + len, PAGE_SIZE - len, "\n");
|
|
|
|
return len;
|
|
}
|
|
|
|
static int sony_nc_handles_setup(struct platform_device *pd)
|
|
{
|
|
int i, r, result, arg;
|
|
|
|
handles = kzalloc(sizeof(*handles), GFP_KERNEL);
|
|
if (!handles)
|
|
return -ENOMEM;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
|
|
arg = i + 0x20;
|
|
r = sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg,
|
|
&result);
|
|
if (!r) {
|
|
dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
|
|
result, i);
|
|
handles->cap[i] = result;
|
|
}
|
|
}
|
|
|
|
if (debug) {
|
|
sysfs_attr_init(&handles->devattr.attr);
|
|
handles->devattr.attr.name = "handles";
|
|
handles->devattr.attr.mode = S_IRUGO;
|
|
handles->devattr.show = sony_nc_handles_show;
|
|
|
|
/* allow reading capabilities via sysfs */
|
|
if (device_create_file(&pd->dev, &handles->devattr)) {
|
|
kfree(handles);
|
|
handles = NULL;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sony_nc_handles_cleanup(struct platform_device *pd)
|
|
{
|
|
if (handles) {
|
|
if (debug)
|
|
device_remove_file(&pd->dev, &handles->devattr);
|
|
kfree(handles);
|
|
handles = NULL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int sony_find_snc_handle(int handle)
|
|
{
|
|
int i;
|
|
|
|
/* not initialized yet, return early */
|
|
if (!handles || !handle)
|
|
return -EINVAL;
|
|
|
|
for (i = 0; i < 0x10; i++) {
|
|
if (handles->cap[i] == handle) {
|
|
dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
|
|
handle, i);
|
|
return i;
|
|
}
|
|
}
|
|
dprintk("handle 0x%.4x not found\n", handle);
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int sony_call_snc_handle(int handle, int argument, int *result)
|
|
{
|
|
int arg, ret = 0;
|
|
int offset = sony_find_snc_handle(handle);
|
|
|
|
if (offset < 0)
|
|
return offset;
|
|
|
|
arg = offset | argument;
|
|
ret = sony_nc_int_call(sony_nc_acpi_handle, "SN07", &arg, result);
|
|
dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", arg, *result);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* sony_nc_values input/output validate functions
|
|
*/
|
|
|
|
/* brightness_default_validate:
|
|
*
|
|
* manipulate input output values to keep consistency with the
|
|
* backlight framework for which brightness values are 0-based.
|
|
*/
|
|
static int brightness_default_validate(const int direction, const int value)
|
|
{
|
|
switch (direction) {
|
|
case SNC_VALIDATE_OUT:
|
|
return value - 1;
|
|
case SNC_VALIDATE_IN:
|
|
if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
|
|
return value + 1;
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* boolean_validate:
|
|
*
|
|
* on input validate boolean values 0/1, on output just pass the
|
|
* received value.
|
|
*/
|
|
static int boolean_validate(const int direction, const int value)
|
|
{
|
|
if (direction == SNC_VALIDATE_IN) {
|
|
if (value != 0 && value != 1)
|
|
return -EINVAL;
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/*
|
|
* Sysfs show/store common to all sony_nc_values
|
|
*/
|
|
static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
|
|
char *buffer)
|
|
{
|
|
int value, ret = 0;
|
|
struct sony_nc_value *item =
|
|
container_of(attr, struct sony_nc_value, devattr);
|
|
|
|
if (!*item->acpiget)
|
|
return -EIO;
|
|
|
|
ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiget, NULL,
|
|
&value);
|
|
if (ret < 0)
|
|
return -EIO;
|
|
|
|
if (item->validate)
|
|
value = item->validate(SNC_VALIDATE_OUT, value);
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n", value);
|
|
}
|
|
|
|
static ssize_t sony_nc_sysfs_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
int value;
|
|
int ret = 0;
|
|
struct sony_nc_value *item =
|
|
container_of(attr, struct sony_nc_value, devattr);
|
|
|
|
if (!item->acpiset)
|
|
return -EIO;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoint(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
if (item->validate)
|
|
value = item->validate(SNC_VALIDATE_IN, value);
|
|
|
|
if (value < 0)
|
|
return value;
|
|
|
|
ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
|
|
&value, NULL);
|
|
if (ret < 0)
|
|
return -EIO;
|
|
|
|
item->value = value;
|
|
item->valid = 1;
|
|
return count;
|
|
}
|
|
|
|
|
|
/*
|
|
* Backlight device
|
|
*/
|
|
struct sony_backlight_props {
|
|
struct backlight_device *dev;
|
|
int handle;
|
|
int cmd_base;
|
|
u8 offset;
|
|
u8 maxlvl;
|
|
};
|
|
struct sony_backlight_props sony_bl_props;
|
|
|
|
static int sony_backlight_update_status(struct backlight_device *bd)
|
|
{
|
|
int arg = bd->props.brightness + 1;
|
|
return sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &arg, NULL);
|
|
}
|
|
|
|
static int sony_backlight_get_brightness(struct backlight_device *bd)
|
|
{
|
|
int value;
|
|
|
|
if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL, &value))
|
|
return 0;
|
|
/* brightness levels are 1-based, while backlight ones are 0-based */
|
|
return value - 1;
|
|
}
|
|
|
|
static int sony_nc_get_brightness_ng(struct backlight_device *bd)
|
|
{
|
|
int result;
|
|
struct sony_backlight_props *sdev =
|
|
(struct sony_backlight_props *)bl_get_data(bd);
|
|
|
|
sony_call_snc_handle(sdev->handle, sdev->cmd_base + 0x100, &result);
|
|
|
|
return (result & 0xff) - sdev->offset;
|
|
}
|
|
|
|
static int sony_nc_update_status_ng(struct backlight_device *bd)
|
|
{
|
|
int value, result;
|
|
struct sony_backlight_props *sdev =
|
|
(struct sony_backlight_props *)bl_get_data(bd);
|
|
|
|
value = bd->props.brightness + sdev->offset;
|
|
if (sony_call_snc_handle(sdev->handle, sdev->cmd_base | (value << 0x10),
|
|
&result))
|
|
return -EIO;
|
|
|
|
return value;
|
|
}
|
|
|
|
static const struct backlight_ops sony_backlight_ops = {
|
|
.options = BL_CORE_SUSPENDRESUME,
|
|
.update_status = sony_backlight_update_status,
|
|
.get_brightness = sony_backlight_get_brightness,
|
|
};
|
|
static const struct backlight_ops sony_backlight_ng_ops = {
|
|
.options = BL_CORE_SUSPENDRESUME,
|
|
.update_status = sony_nc_update_status_ng,
|
|
.get_brightness = sony_nc_get_brightness_ng,
|
|
};
|
|
|
|
/*
|
|
* New SNC-only Vaios event mapping to driver known keys
|
|
*/
|
|
struct sony_nc_event {
|
|
u8 data;
|
|
u8 event;
|
|
};
|
|
|
|
static struct sony_nc_event sony_100_events[] = {
|
|
{ 0x90, SONYPI_EVENT_PKEY_P1 },
|
|
{ 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x91, SONYPI_EVENT_PKEY_P2 },
|
|
{ 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x81, SONYPI_EVENT_FNKEY_F1 },
|
|
{ 0x01, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x82, SONYPI_EVENT_FNKEY_F2 },
|
|
{ 0x02, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x83, SONYPI_EVENT_FNKEY_F3 },
|
|
{ 0x03, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x84, SONYPI_EVENT_FNKEY_F4 },
|
|
{ 0x04, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x85, SONYPI_EVENT_FNKEY_F5 },
|
|
{ 0x05, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x86, SONYPI_EVENT_FNKEY_F6 },
|
|
{ 0x06, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x87, SONYPI_EVENT_FNKEY_F7 },
|
|
{ 0x07, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x88, SONYPI_EVENT_FNKEY_F8 },
|
|
{ 0x08, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x89, SONYPI_EVENT_FNKEY_F9 },
|
|
{ 0x09, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x8A, SONYPI_EVENT_FNKEY_F10 },
|
|
{ 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x8B, SONYPI_EVENT_FNKEY_F11 },
|
|
{ 0x0B, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x8C, SONYPI_EVENT_FNKEY_F12 },
|
|
{ 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x9d, SONYPI_EVENT_ZOOM_PRESSED },
|
|
{ 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
|
|
{ 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
|
|
{ 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED },
|
|
{ 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0xa5, SONYPI_EVENT_VENDOR_PRESSED },
|
|
{ 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0xa6, SONYPI_EVENT_HELP_PRESSED },
|
|
{ 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0, 0 },
|
|
};
|
|
|
|
static struct sony_nc_event sony_127_events[] = {
|
|
{ 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
|
|
{ 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x82, SONYPI_EVENT_PKEY_P1 },
|
|
{ 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x83, SONYPI_EVENT_PKEY_P2 },
|
|
{ 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x84, SONYPI_EVENT_PKEY_P3 },
|
|
{ 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x85, SONYPI_EVENT_PKEY_P4 },
|
|
{ 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x86, SONYPI_EVENT_PKEY_P5 },
|
|
{ 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
|
|
{ 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0, 0 },
|
|
};
|
|
|
|
static int sony_nc_hotkeys_decode(u32 event, unsigned int handle)
|
|
{
|
|
int ret = -EINVAL;
|
|
unsigned int result = 0;
|
|
struct sony_nc_event *key_event;
|
|
|
|
if (sony_call_snc_handle(handle, 0x200, &result)) {
|
|
dprintk("Unable to decode event 0x%.2x 0x%.2x\n", handle,
|
|
event);
|
|
return -EINVAL;
|
|
}
|
|
|
|
result &= 0xFF;
|
|
|
|
if (handle == 0x0100)
|
|
key_event = sony_100_events;
|
|
else
|
|
key_event = sony_127_events;
|
|
|
|
for (; key_event->data; key_event++) {
|
|
if (key_event->data == result) {
|
|
ret = key_event->event;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!key_event->data)
|
|
pr_info("Unknown hotkey 0x%.2x/0x%.2x (handle 0x%.2x)\n",
|
|
event, result, handle);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* ACPI callbacks
|
|
*/
|
|
enum event_types {
|
|
HOTKEY = 1,
|
|
KILLSWITCH,
|
|
GFX_SWITCH
|
|
};
|
|
static void sony_nc_notify(struct acpi_device *device, u32 event)
|
|
{
|
|
u32 real_ev = event;
|
|
u8 ev_type = 0;
|
|
dprintk("sony_nc_notify, event: 0x%.2x\n", event);
|
|
|
|
if (event >= 0x90) {
|
|
unsigned int result = 0;
|
|
unsigned int arg = 0;
|
|
unsigned int handle = 0;
|
|
unsigned int offset = event - 0x90;
|
|
|
|
if (offset >= ARRAY_SIZE(handles->cap)) {
|
|
pr_err("Event 0x%x outside of capabilities list\n",
|
|
event);
|
|
return;
|
|
}
|
|
handle = handles->cap[offset];
|
|
|
|
/* list of handles known for generating events */
|
|
switch (handle) {
|
|
/* hotkey event */
|
|
case 0x0100:
|
|
case 0x0127:
|
|
ev_type = HOTKEY;
|
|
real_ev = sony_nc_hotkeys_decode(event, handle);
|
|
|
|
if (real_ev > 0)
|
|
sony_laptop_report_input_event(real_ev);
|
|
else
|
|
/* restore the original event for reporting */
|
|
real_ev = event;
|
|
|
|
break;
|
|
|
|
/* wlan switch */
|
|
case 0x0124:
|
|
case 0x0135:
|
|
/* events on this handle are reported when the
|
|
* switch changes position or for battery
|
|
* events. We'll notify both of them but only
|
|
* update the rfkill device status when the
|
|
* switch is moved.
|
|
*/
|
|
ev_type = KILLSWITCH;
|
|
sony_call_snc_handle(handle, 0x0100, &result);
|
|
real_ev = result & 0x03;
|
|
|
|
/* hw switch event */
|
|
if (real_ev == 1)
|
|
sony_nc_rfkill_update();
|
|
|
|
break;
|
|
|
|
case 0x0128:
|
|
case 0x0146:
|
|
/* Hybrid GFX switching */
|
|
sony_call_snc_handle(handle, 0x0000, &result);
|
|
dprintk("GFX switch event received (reason: %s)\n",
|
|
(result & 0x01) ?
|
|
"switch change" : "unknown");
|
|
|
|
/* verify the switch state
|
|
* 1: discrete GFX
|
|
* 0: integrated GFX
|
|
*/
|
|
sony_call_snc_handle(handle, 0x0100, &result);
|
|
|
|
ev_type = GFX_SWITCH;
|
|
real_ev = result & 0xff;
|
|
break;
|
|
|
|
default:
|
|
dprintk("Unknown event 0x%x for handle 0x%x\n",
|
|
event, handle);
|
|
break;
|
|
}
|
|
|
|
/* clear the event (and the event reason when present) */
|
|
arg = 1 << offset;
|
|
sony_nc_int_call(sony_nc_acpi_handle, "SN05", &arg, &result);
|
|
|
|
} else {
|
|
/* old style event */
|
|
ev_type = HOTKEY;
|
|
sony_laptop_report_input_event(real_ev);
|
|
}
|
|
|
|
acpi_bus_generate_proc_event(sony_nc_acpi_device, ev_type, real_ev);
|
|
|
|
acpi_bus_generate_netlink_event(sony_nc_acpi_device->pnp.device_class,
|
|
dev_name(&sony_nc_acpi_device->dev), ev_type, real_ev);
|
|
}
|
|
|
|
static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
|
|
void *context, void **return_value)
|
|
{
|
|
struct acpi_device_info *info;
|
|
|
|
if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
|
|
pr_warn("method: name: %4.4s, args %X\n",
|
|
(char *)&info->name, info->param_count);
|
|
|
|
kfree(info);
|
|
}
|
|
|
|
return AE_OK;
|
|
}
|
|
|
|
/*
|
|
* ACPI device
|
|
*/
|
|
static void sony_nc_function_setup(struct acpi_device *device,
|
|
struct platform_device *pf_device)
|
|
{
|
|
unsigned int i, result, bitmask, arg;
|
|
|
|
if (!handles)
|
|
return;
|
|
|
|
/* setup found handles here */
|
|
for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
|
|
unsigned int handle = handles->cap[i];
|
|
|
|
if (!handle)
|
|
continue;
|
|
|
|
dprintk("setting up handle 0x%.4x\n", handle);
|
|
|
|
switch (handle) {
|
|
case 0x0100:
|
|
case 0x0101:
|
|
case 0x0127:
|
|
/* setup hotkeys */
|
|
sony_call_snc_handle(handle, 0, &result);
|
|
break;
|
|
case 0x0102:
|
|
/* setup hotkeys */
|
|
sony_call_snc_handle(handle, 0x100, &result);
|
|
break;
|
|
case 0x0105:
|
|
case 0x0148:
|
|
/* touchpad enable/disable */
|
|
result = sony_nc_touchpad_setup(pf_device, handle);
|
|
if (result)
|
|
pr_err("couldn't set up touchpad control function (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0115:
|
|
case 0x0136:
|
|
case 0x013f:
|
|
result = sony_nc_battery_care_setup(pf_device, handle);
|
|
if (result)
|
|
pr_err("couldn't set up battery care function (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0119:
|
|
result = sony_nc_lid_resume_setup(pf_device);
|
|
if (result)
|
|
pr_err("couldn't set up lid resume function (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0122:
|
|
result = sony_nc_thermal_setup(pf_device);
|
|
if (result)
|
|
pr_err("couldn't set up thermal profile function (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0131:
|
|
result = sony_nc_highspeed_charging_setup(pf_device);
|
|
if (result)
|
|
pr_err("couldn't set up high speed charging function (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0124:
|
|
case 0x0135:
|
|
result = sony_nc_rfkill_setup(device, handle);
|
|
if (result)
|
|
pr_err("couldn't set up rfkill support (%d)\n",
|
|
result);
|
|
break;
|
|
case 0x0137:
|
|
case 0x0143:
|
|
result = sony_nc_kbd_backlight_setup(pf_device, handle);
|
|
if (result)
|
|
pr_err("couldn't set up keyboard backlight function (%d)\n",
|
|
result);
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* Enable all events */
|
|
arg = 0x10;
|
|
if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
|
|
sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
|
|
&result);
|
|
}
|
|
|
|
static void sony_nc_function_cleanup(struct platform_device *pd)
|
|
{
|
|
unsigned int i, result, bitmask, handle;
|
|
|
|
/* get enabled events and disable them */
|
|
sony_nc_int_call(sony_nc_acpi_handle, "SN01", NULL, &bitmask);
|
|
sony_nc_int_call(sony_nc_acpi_handle, "SN03", &bitmask, &result);
|
|
|
|
/* cleanup handles here */
|
|
for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
|
|
|
|
handle = handles->cap[i];
|
|
|
|
if (!handle)
|
|
continue;
|
|
|
|
switch (handle) {
|
|
case 0x0105:
|
|
case 0x0148:
|
|
sony_nc_touchpad_cleanup(pd);
|
|
break;
|
|
case 0x0115:
|
|
case 0x0136:
|
|
case 0x013f:
|
|
sony_nc_battery_care_cleanup(pd);
|
|
break;
|
|
case 0x0119:
|
|
sony_nc_lid_resume_cleanup(pd);
|
|
break;
|
|
case 0x0122:
|
|
sony_nc_thermal_cleanup(pd);
|
|
break;
|
|
case 0x0131:
|
|
sony_nc_highspeed_charging_cleanup(pd);
|
|
break;
|
|
case 0x0124:
|
|
case 0x0135:
|
|
sony_nc_rfkill_cleanup();
|
|
break;
|
|
case 0x0137:
|
|
case 0x0143:
|
|
sony_nc_kbd_backlight_cleanup(pd);
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* finally cleanup the handles list */
|
|
sony_nc_handles_cleanup(pd);
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static void sony_nc_function_resume(void)
|
|
{
|
|
unsigned int i, result, bitmask, arg;
|
|
|
|
dprintk("Resuming SNC device\n");
|
|
|
|
for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
|
|
unsigned int handle = handles->cap[i];
|
|
|
|
if (!handle)
|
|
continue;
|
|
|
|
switch (handle) {
|
|
case 0x0100:
|
|
case 0x0101:
|
|
case 0x0127:
|
|
/* re-enable hotkeys */
|
|
sony_call_snc_handle(handle, 0, &result);
|
|
break;
|
|
case 0x0102:
|
|
/* re-enable hotkeys */
|
|
sony_call_snc_handle(handle, 0x100, &result);
|
|
break;
|
|
case 0x0122:
|
|
sony_nc_thermal_resume();
|
|
break;
|
|
case 0x0124:
|
|
case 0x0135:
|
|
sony_nc_rfkill_update();
|
|
break;
|
|
case 0x0137:
|
|
case 0x0143:
|
|
sony_nc_kbd_backlight_resume();
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* Enable all events */
|
|
arg = 0x10;
|
|
if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
|
|
sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
|
|
&result);
|
|
}
|
|
|
|
static int sony_nc_resume(struct device *dev)
|
|
{
|
|
struct sony_nc_value *item;
|
|
acpi_handle handle;
|
|
|
|
for (item = sony_nc_values; item->name; item++) {
|
|
int ret;
|
|
|
|
if (!item->valid)
|
|
continue;
|
|
ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
|
|
&item->value, NULL);
|
|
if (ret < 0) {
|
|
pr_err("%s: %d\n", __func__, ret);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
|
|
&handle))) {
|
|
int arg = 1;
|
|
if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
|
|
dprintk("ECON Method failed\n");
|
|
}
|
|
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
|
|
&handle)))
|
|
sony_nc_function_resume();
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
static SIMPLE_DEV_PM_OPS(sony_nc_pm, NULL, sony_nc_resume);
|
|
|
|
static void sony_nc_rfkill_cleanup(void)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < N_SONY_RFKILL; i++) {
|
|
if (sony_rfkill_devices[i]) {
|
|
rfkill_unregister(sony_rfkill_devices[i]);
|
|
rfkill_destroy(sony_rfkill_devices[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
static int sony_nc_rfkill_set(void *data, bool blocked)
|
|
{
|
|
int result;
|
|
int argument = sony_rfkill_address[(long) data] + 0x100;
|
|
|
|
if (!blocked)
|
|
argument |= 0x030000;
|
|
|
|
return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
|
|
}
|
|
|
|
static const struct rfkill_ops sony_rfkill_ops = {
|
|
.set_block = sony_nc_rfkill_set,
|
|
};
|
|
|
|
static int sony_nc_setup_rfkill(struct acpi_device *device,
|
|
enum sony_nc_rfkill nc_type)
|
|
{
|
|
int err = 0;
|
|
struct rfkill *rfk;
|
|
enum rfkill_type type;
|
|
const char *name;
|
|
int result;
|
|
bool hwblock, swblock;
|
|
|
|
switch (nc_type) {
|
|
case SONY_WIFI:
|
|
type = RFKILL_TYPE_WLAN;
|
|
name = "sony-wifi";
|
|
break;
|
|
case SONY_BLUETOOTH:
|
|
type = RFKILL_TYPE_BLUETOOTH;
|
|
name = "sony-bluetooth";
|
|
break;
|
|
case SONY_WWAN:
|
|
type = RFKILL_TYPE_WWAN;
|
|
name = "sony-wwan";
|
|
break;
|
|
case SONY_WIMAX:
|
|
type = RFKILL_TYPE_WIMAX;
|
|
name = "sony-wimax";
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
rfk = rfkill_alloc(name, &device->dev, type,
|
|
&sony_rfkill_ops, (void *)nc_type);
|
|
if (!rfk)
|
|
return -ENOMEM;
|
|
|
|
if (sony_call_snc_handle(sony_rfkill_handle, 0x200, &result) < 0) {
|
|
rfkill_destroy(rfk);
|
|
return -1;
|
|
}
|
|
hwblock = !(result & 0x1);
|
|
|
|
if (sony_call_snc_handle(sony_rfkill_handle,
|
|
sony_rfkill_address[nc_type],
|
|
&result) < 0) {
|
|
rfkill_destroy(rfk);
|
|
return -1;
|
|
}
|
|
swblock = !(result & 0x2);
|
|
|
|
rfkill_init_sw_state(rfk, swblock);
|
|
rfkill_set_hw_state(rfk, hwblock);
|
|
|
|
err = rfkill_register(rfk);
|
|
if (err) {
|
|
rfkill_destroy(rfk);
|
|
return err;
|
|
}
|
|
sony_rfkill_devices[nc_type] = rfk;
|
|
return err;
|
|
}
|
|
|
|
static void sony_nc_rfkill_update(void)
|
|
{
|
|
enum sony_nc_rfkill i;
|
|
int result;
|
|
bool hwblock;
|
|
|
|
sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
|
|
hwblock = !(result & 0x1);
|
|
|
|
for (i = 0; i < N_SONY_RFKILL; i++) {
|
|
int argument = sony_rfkill_address[i];
|
|
|
|
if (!sony_rfkill_devices[i])
|
|
continue;
|
|
|
|
if (hwblock) {
|
|
if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
|
|
/* we already know we're blocked */
|
|
}
|
|
continue;
|
|
}
|
|
|
|
sony_call_snc_handle(sony_rfkill_handle, argument, &result);
|
|
rfkill_set_states(sony_rfkill_devices[i],
|
|
!(result & 0x2), false);
|
|
}
|
|
}
|
|
|
|
static int sony_nc_rfkill_setup(struct acpi_device *device,
|
|
unsigned int handle)
|
|
{
|
|
u64 offset;
|
|
int i;
|
|
unsigned char buffer[32] = { 0 };
|
|
|
|
offset = sony_find_snc_handle(handle);
|
|
sony_rfkill_handle = handle;
|
|
|
|
i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
|
|
32);
|
|
if (i < 0)
|
|
return i;
|
|
|
|
/* The buffer is filled with magic numbers describing the devices
|
|
* available, 0xff terminates the enumeration.
|
|
* Known codes:
|
|
* 0x00 WLAN
|
|
* 0x10 BLUETOOTH
|
|
* 0x20 WWAN GPRS-EDGE
|
|
* 0x21 WWAN HSDPA
|
|
* 0x22 WWAN EV-DO
|
|
* 0x23 WWAN GPS
|
|
* 0x25 Gobi WWAN no GPS
|
|
* 0x26 Gobi WWAN + GPS
|
|
* 0x28 Gobi WWAN no GPS
|
|
* 0x29 Gobi WWAN + GPS
|
|
* 0x30 WIMAX
|
|
* 0x50 Gobi WWAN no GPS
|
|
* 0x51 Gobi WWAN + GPS
|
|
* 0x70 no SIM card slot
|
|
* 0x71 SIM card slot
|
|
*/
|
|
for (i = 0; i < ARRAY_SIZE(buffer); i++) {
|
|
|
|
if (buffer[i] == 0xff)
|
|
break;
|
|
|
|
dprintk("Radio devices, found 0x%.2x\n", buffer[i]);
|
|
|
|
if (buffer[i] == 0 && !sony_rfkill_devices[SONY_WIFI])
|
|
sony_nc_setup_rfkill(device, SONY_WIFI);
|
|
|
|
if (buffer[i] == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
|
|
sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
|
|
|
|
if (((0xf0 & buffer[i]) == 0x20 ||
|
|
(0xf0 & buffer[i]) == 0x50) &&
|
|
!sony_rfkill_devices[SONY_WWAN])
|
|
sony_nc_setup_rfkill(device, SONY_WWAN);
|
|
|
|
if (buffer[i] == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
|
|
sony_nc_setup_rfkill(device, SONY_WIMAX);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* Keyboard backlight feature */
|
|
struct kbd_backlight {
|
|
unsigned int handle;
|
|
unsigned int base;
|
|
unsigned int mode;
|
|
unsigned int timeout;
|
|
struct device_attribute mode_attr;
|
|
struct device_attribute timeout_attr;
|
|
};
|
|
|
|
static struct kbd_backlight *kbdbl_ctl;
|
|
|
|
static ssize_t __sony_nc_kbd_backlight_mode_set(u8 value)
|
|
{
|
|
int result;
|
|
|
|
if (value > 1)
|
|
return -EINVAL;
|
|
|
|
if (sony_call_snc_handle(kbdbl_ctl->handle,
|
|
(value << 0x10) | (kbdbl_ctl->base), &result))
|
|
return -EIO;
|
|
|
|
/* Try to turn the light on/off immediately */
|
|
sony_call_snc_handle(kbdbl_ctl->handle,
|
|
(value << 0x10) | (kbdbl_ctl->base + 0x100), &result);
|
|
|
|
kbdbl_ctl->mode = value;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t sony_nc_kbd_backlight_mode_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
int ret = 0;
|
|
unsigned long value;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
ret = __sony_nc_kbd_backlight_mode_set(value);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_kbd_backlight_mode_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count = 0;
|
|
count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->mode);
|
|
return count;
|
|
}
|
|
|
|
static int __sony_nc_kbd_backlight_timeout_set(u8 value)
|
|
{
|
|
int result;
|
|
|
|
if (value > 3)
|
|
return -EINVAL;
|
|
|
|
if (sony_call_snc_handle(kbdbl_ctl->handle, (value << 0x10) |
|
|
(kbdbl_ctl->base + 0x200), &result))
|
|
return -EIO;
|
|
|
|
kbdbl_ctl->timeout = value;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t sony_nc_kbd_backlight_timeout_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
int ret = 0;
|
|
unsigned long value;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
ret = __sony_nc_kbd_backlight_timeout_set(value);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_kbd_backlight_timeout_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count = 0;
|
|
count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->timeout);
|
|
return count;
|
|
}
|
|
|
|
static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
|
|
unsigned int handle)
|
|
{
|
|
int result;
|
|
int ret = 0;
|
|
|
|
/* verify the kbd backlight presence, these handles are not used for
|
|
* keyboard backlight only
|
|
*/
|
|
ret = sony_call_snc_handle(handle, handle == 0x0137 ? 0x0B00 : 0x0100,
|
|
&result);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if ((handle == 0x0137 && !(result & 0x02)) ||
|
|
!(result & 0x01)) {
|
|
dprintk("no backlight keyboard found\n");
|
|
return 0;
|
|
}
|
|
|
|
kbdbl_ctl = kzalloc(sizeof(*kbdbl_ctl), GFP_KERNEL);
|
|
if (!kbdbl_ctl)
|
|
return -ENOMEM;
|
|
|
|
kbdbl_ctl->handle = handle;
|
|
if (handle == 0x0137)
|
|
kbdbl_ctl->base = 0x0C00;
|
|
else
|
|
kbdbl_ctl->base = 0x4000;
|
|
|
|
sysfs_attr_init(&kbdbl_ctl->mode_attr.attr);
|
|
kbdbl_ctl->mode_attr.attr.name = "kbd_backlight";
|
|
kbdbl_ctl->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
|
|
kbdbl_ctl->mode_attr.show = sony_nc_kbd_backlight_mode_show;
|
|
kbdbl_ctl->mode_attr.store = sony_nc_kbd_backlight_mode_store;
|
|
|
|
sysfs_attr_init(&kbdbl_ctl->timeout_attr.attr);
|
|
kbdbl_ctl->timeout_attr.attr.name = "kbd_backlight_timeout";
|
|
kbdbl_ctl->timeout_attr.attr.mode = S_IRUGO | S_IWUSR;
|
|
kbdbl_ctl->timeout_attr.show = sony_nc_kbd_backlight_timeout_show;
|
|
kbdbl_ctl->timeout_attr.store = sony_nc_kbd_backlight_timeout_store;
|
|
|
|
ret = device_create_file(&pd->dev, &kbdbl_ctl->mode_attr);
|
|
if (ret)
|
|
goto outkzalloc;
|
|
|
|
ret = device_create_file(&pd->dev, &kbdbl_ctl->timeout_attr);
|
|
if (ret)
|
|
goto outmode;
|
|
|
|
__sony_nc_kbd_backlight_mode_set(kbd_backlight);
|
|
__sony_nc_kbd_backlight_timeout_set(kbd_backlight_timeout);
|
|
|
|
return 0;
|
|
|
|
outmode:
|
|
device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
|
|
outkzalloc:
|
|
kfree(kbdbl_ctl);
|
|
kbdbl_ctl = NULL;
|
|
return ret;
|
|
}
|
|
|
|
static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd)
|
|
{
|
|
if (kbdbl_ctl) {
|
|
int result;
|
|
|
|
device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
|
|
device_remove_file(&pd->dev, &kbdbl_ctl->timeout_attr);
|
|
|
|
/* restore the default hw behaviour */
|
|
sony_call_snc_handle(kbdbl_ctl->handle,
|
|
kbdbl_ctl->base | 0x10000, &result);
|
|
sony_call_snc_handle(kbdbl_ctl->handle,
|
|
kbdbl_ctl->base + 0x200, &result);
|
|
|
|
kfree(kbdbl_ctl);
|
|
kbdbl_ctl = NULL;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static void sony_nc_kbd_backlight_resume(void)
|
|
{
|
|
int ignore = 0;
|
|
|
|
if (!kbdbl_ctl)
|
|
return;
|
|
|
|
if (kbdbl_ctl->mode == 0)
|
|
sony_call_snc_handle(kbdbl_ctl->handle, kbdbl_ctl->base,
|
|
&ignore);
|
|
|
|
if (kbdbl_ctl->timeout != 0)
|
|
sony_call_snc_handle(kbdbl_ctl->handle,
|
|
(kbdbl_ctl->base + 0x200) |
|
|
(kbdbl_ctl->timeout << 0x10), &ignore);
|
|
}
|
|
#endif
|
|
|
|
struct battery_care_control {
|
|
struct device_attribute attrs[2];
|
|
unsigned int handle;
|
|
};
|
|
static struct battery_care_control *bcare_ctl;
|
|
|
|
static ssize_t sony_nc_battery_care_limit_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned int result, cmd;
|
|
unsigned long value;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
/* limit values (2 bits):
|
|
* 00 - none
|
|
* 01 - 80%
|
|
* 10 - 50%
|
|
* 11 - 100%
|
|
*
|
|
* bit 0: 0 disable BCL, 1 enable BCL
|
|
* bit 1: 1 tell to store the battery limit (see bits 6,7) too
|
|
* bits 2,3: reserved
|
|
* bits 4,5: store the limit into the EC
|
|
* bits 6,7: store the limit into the battery
|
|
*/
|
|
cmd = 0;
|
|
|
|
if (value > 0) {
|
|
if (value <= 50)
|
|
cmd = 0x20;
|
|
|
|
else if (value <= 80)
|
|
cmd = 0x10;
|
|
|
|
else if (value <= 100)
|
|
cmd = 0x30;
|
|
|
|
else
|
|
return -EINVAL;
|
|
|
|
/*
|
|
* handle 0x0115 should allow storing on battery too;
|
|
* handle 0x0136 same as 0x0115 + health status;
|
|
* handle 0x013f, same as 0x0136 but no storing on the battery
|
|
*/
|
|
if (bcare_ctl->handle != 0x013f)
|
|
cmd = cmd | (cmd << 2);
|
|
|
|
cmd = (cmd | 0x1) << 0x10;
|
|
}
|
|
|
|
if (sony_call_snc_handle(bcare_ctl->handle, cmd | 0x0100, &result))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_battery_care_limit_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
unsigned int result, status;
|
|
|
|
if (sony_call_snc_handle(bcare_ctl->handle, 0x0000, &result))
|
|
return -EIO;
|
|
|
|
status = (result & 0x01) ? ((result & 0x30) >> 0x04) : 0;
|
|
switch (status) {
|
|
case 1:
|
|
status = 80;
|
|
break;
|
|
case 2:
|
|
status = 50;
|
|
break;
|
|
case 3:
|
|
status = 100;
|
|
break;
|
|
default:
|
|
status = 0;
|
|
break;
|
|
}
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n", status);
|
|
}
|
|
|
|
static ssize_t sony_nc_battery_care_health_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count = 0;
|
|
unsigned int health;
|
|
|
|
if (sony_call_snc_handle(bcare_ctl->handle, 0x0200, &health))
|
|
return -EIO;
|
|
|
|
count = snprintf(buffer, PAGE_SIZE, "%d\n", health & 0xff);
|
|
|
|
return count;
|
|
}
|
|
|
|
static int sony_nc_battery_care_setup(struct platform_device *pd,
|
|
unsigned int handle)
|
|
{
|
|
int ret = 0;
|
|
|
|
bcare_ctl = kzalloc(sizeof(struct battery_care_control), GFP_KERNEL);
|
|
if (!bcare_ctl)
|
|
return -ENOMEM;
|
|
|
|
bcare_ctl->handle = handle;
|
|
|
|
sysfs_attr_init(&bcare_ctl->attrs[0].attr);
|
|
bcare_ctl->attrs[0].attr.name = "battery_care_limiter";
|
|
bcare_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
|
|
bcare_ctl->attrs[0].show = sony_nc_battery_care_limit_show;
|
|
bcare_ctl->attrs[0].store = sony_nc_battery_care_limit_store;
|
|
|
|
ret = device_create_file(&pd->dev, &bcare_ctl->attrs[0]);
|
|
if (ret)
|
|
goto outkzalloc;
|
|
|
|
/* 0x0115 is for models with no health reporting capability */
|
|
if (handle == 0x0115)
|
|
return 0;
|
|
|
|
sysfs_attr_init(&bcare_ctl->attrs[1].attr);
|
|
bcare_ctl->attrs[1].attr.name = "battery_care_health";
|
|
bcare_ctl->attrs[1].attr.mode = S_IRUGO;
|
|
bcare_ctl->attrs[1].show = sony_nc_battery_care_health_show;
|
|
|
|
ret = device_create_file(&pd->dev, &bcare_ctl->attrs[1]);
|
|
if (ret)
|
|
goto outlimiter;
|
|
|
|
return 0;
|
|
|
|
outlimiter:
|
|
device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
|
|
|
|
outkzalloc:
|
|
kfree(bcare_ctl);
|
|
bcare_ctl = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void sony_nc_battery_care_cleanup(struct platform_device *pd)
|
|
{
|
|
if (bcare_ctl) {
|
|
device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
|
|
if (bcare_ctl->handle != 0x0115)
|
|
device_remove_file(&pd->dev, &bcare_ctl->attrs[1]);
|
|
|
|
kfree(bcare_ctl);
|
|
bcare_ctl = NULL;
|
|
}
|
|
}
|
|
|
|
struct snc_thermal_ctrl {
|
|
unsigned int mode;
|
|
unsigned int profiles;
|
|
struct device_attribute mode_attr;
|
|
struct device_attribute profiles_attr;
|
|
};
|
|
static struct snc_thermal_ctrl *th_handle;
|
|
|
|
#define THM_PROFILE_MAX 3
|
|
static const char * const snc_thermal_profiles[] = {
|
|
"balanced",
|
|
"silent",
|
|
"performance"
|
|
};
|
|
|
|
static int sony_nc_thermal_mode_set(unsigned short mode)
|
|
{
|
|
unsigned int result;
|
|
|
|
/* the thermal profile seems to be a two bit bitmask:
|
|
* lsb -> silent
|
|
* msb -> performance
|
|
* no bit set is the normal operation and is always valid
|
|
* Some vaio models only have "balanced" and "performance"
|
|
*/
|
|
if ((mode && !(th_handle->profiles & mode)) || mode >= THM_PROFILE_MAX)
|
|
return -EINVAL;
|
|
|
|
if (sony_call_snc_handle(0x0122, mode << 0x10 | 0x0200, &result))
|
|
return -EIO;
|
|
|
|
th_handle->mode = mode;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sony_nc_thermal_mode_get(void)
|
|
{
|
|
unsigned int result;
|
|
|
|
if (sony_call_snc_handle(0x0122, 0x0100, &result))
|
|
return -EIO;
|
|
|
|
return result & 0xff;
|
|
}
|
|
|
|
static ssize_t sony_nc_thermal_profiles_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
short cnt;
|
|
size_t idx = 0;
|
|
|
|
for (cnt = 0; cnt < THM_PROFILE_MAX; cnt++) {
|
|
if (!cnt || (th_handle->profiles & cnt))
|
|
idx += snprintf(buffer + idx, PAGE_SIZE - idx, "%s ",
|
|
snc_thermal_profiles[cnt]);
|
|
}
|
|
idx += snprintf(buffer + idx, PAGE_SIZE - idx, "\n");
|
|
|
|
return idx;
|
|
}
|
|
|
|
static ssize_t sony_nc_thermal_mode_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned short cmd;
|
|
size_t len = count;
|
|
|
|
if (count == 0)
|
|
return -EINVAL;
|
|
|
|
/* skip the newline if present */
|
|
if (buffer[len - 1] == '\n')
|
|
len--;
|
|
|
|
for (cmd = 0; cmd < THM_PROFILE_MAX; cmd++)
|
|
if (strncmp(buffer, snc_thermal_profiles[cmd], len) == 0)
|
|
break;
|
|
|
|
if (sony_nc_thermal_mode_set(cmd))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_thermal_mode_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count = 0;
|
|
int mode = sony_nc_thermal_mode_get();
|
|
|
|
if (mode < 0)
|
|
return mode;
|
|
|
|
count = snprintf(buffer, PAGE_SIZE, "%s\n", snc_thermal_profiles[mode]);
|
|
|
|
return count;
|
|
}
|
|
|
|
static int sony_nc_thermal_setup(struct platform_device *pd)
|
|
{
|
|
int ret = 0;
|
|
th_handle = kzalloc(sizeof(struct snc_thermal_ctrl), GFP_KERNEL);
|
|
if (!th_handle)
|
|
return -ENOMEM;
|
|
|
|
ret = sony_call_snc_handle(0x0122, 0x0000, &th_handle->profiles);
|
|
if (ret) {
|
|
pr_warn("couldn't to read the thermal profiles\n");
|
|
goto outkzalloc;
|
|
}
|
|
|
|
ret = sony_nc_thermal_mode_get();
|
|
if (ret < 0) {
|
|
pr_warn("couldn't to read the current thermal profile");
|
|
goto outkzalloc;
|
|
}
|
|
th_handle->mode = ret;
|
|
|
|
sysfs_attr_init(&th_handle->profiles_attr.attr);
|
|
th_handle->profiles_attr.attr.name = "thermal_profiles";
|
|
th_handle->profiles_attr.attr.mode = S_IRUGO;
|
|
th_handle->profiles_attr.show = sony_nc_thermal_profiles_show;
|
|
|
|
sysfs_attr_init(&th_handle->mode_attr.attr);
|
|
th_handle->mode_attr.attr.name = "thermal_control";
|
|
th_handle->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
|
|
th_handle->mode_attr.show = sony_nc_thermal_mode_show;
|
|
th_handle->mode_attr.store = sony_nc_thermal_mode_store;
|
|
|
|
ret = device_create_file(&pd->dev, &th_handle->profiles_attr);
|
|
if (ret)
|
|
goto outkzalloc;
|
|
|
|
ret = device_create_file(&pd->dev, &th_handle->mode_attr);
|
|
if (ret)
|
|
goto outprofiles;
|
|
|
|
return 0;
|
|
|
|
outprofiles:
|
|
device_remove_file(&pd->dev, &th_handle->profiles_attr);
|
|
outkzalloc:
|
|
kfree(th_handle);
|
|
th_handle = NULL;
|
|
return ret;
|
|
}
|
|
|
|
static void sony_nc_thermal_cleanup(struct platform_device *pd)
|
|
{
|
|
if (th_handle) {
|
|
device_remove_file(&pd->dev, &th_handle->profiles_attr);
|
|
device_remove_file(&pd->dev, &th_handle->mode_attr);
|
|
kfree(th_handle);
|
|
th_handle = NULL;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static void sony_nc_thermal_resume(void)
|
|
{
|
|
unsigned int status = sony_nc_thermal_mode_get();
|
|
|
|
if (status != th_handle->mode)
|
|
sony_nc_thermal_mode_set(th_handle->mode);
|
|
}
|
|
#endif
|
|
|
|
/* resume on LID open */
|
|
struct snc_lid_resume_control {
|
|
struct device_attribute attrs[3];
|
|
unsigned int status;
|
|
};
|
|
static struct snc_lid_resume_control *lid_ctl;
|
|
|
|
static ssize_t sony_nc_lid_resume_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned int result, pos;
|
|
unsigned long value;
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value) || value > 1)
|
|
return -EINVAL;
|
|
|
|
/* the value we have to write to SNC is a bitmask:
|
|
* +--------------+
|
|
* | S3 | S4 | S5 |
|
|
* +--------------+
|
|
* 2 1 0
|
|
*/
|
|
if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
|
|
pos = 2;
|
|
else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
|
|
pos = 1;
|
|
else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
|
|
pos = 0;
|
|
else
|
|
return -EINVAL;
|
|
|
|
if (value)
|
|
value = lid_ctl->status | (1 << pos);
|
|
else
|
|
value = lid_ctl->status & ~(1 << pos);
|
|
|
|
if (sony_call_snc_handle(0x0119, value << 0x10 | 0x0100, &result))
|
|
return -EIO;
|
|
|
|
lid_ctl->status = value;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_lid_resume_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
unsigned int pos;
|
|
|
|
if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
|
|
pos = 2;
|
|
else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
|
|
pos = 1;
|
|
else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
|
|
pos = 0;
|
|
else
|
|
return -EINVAL;
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n",
|
|
(lid_ctl->status >> pos) & 0x01);
|
|
}
|
|
|
|
static int sony_nc_lid_resume_setup(struct platform_device *pd)
|
|
{
|
|
unsigned int result;
|
|
int i;
|
|
|
|
if (sony_call_snc_handle(0x0119, 0x0000, &result))
|
|
return -EIO;
|
|
|
|
lid_ctl = kzalloc(sizeof(struct snc_lid_resume_control), GFP_KERNEL);
|
|
if (!lid_ctl)
|
|
return -ENOMEM;
|
|
|
|
lid_ctl->status = result & 0x7;
|
|
|
|
sysfs_attr_init(&lid_ctl->attrs[0].attr);
|
|
lid_ctl->attrs[0].attr.name = "lid_resume_S3";
|
|
lid_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
|
|
lid_ctl->attrs[0].show = sony_nc_lid_resume_show;
|
|
lid_ctl->attrs[0].store = sony_nc_lid_resume_store;
|
|
|
|
sysfs_attr_init(&lid_ctl->attrs[1].attr);
|
|
lid_ctl->attrs[1].attr.name = "lid_resume_S4";
|
|
lid_ctl->attrs[1].attr.mode = S_IRUGO | S_IWUSR;
|
|
lid_ctl->attrs[1].show = sony_nc_lid_resume_show;
|
|
lid_ctl->attrs[1].store = sony_nc_lid_resume_store;
|
|
|
|
sysfs_attr_init(&lid_ctl->attrs[2].attr);
|
|
lid_ctl->attrs[2].attr.name = "lid_resume_S5";
|
|
lid_ctl->attrs[2].attr.mode = S_IRUGO | S_IWUSR;
|
|
lid_ctl->attrs[2].show = sony_nc_lid_resume_show;
|
|
lid_ctl->attrs[2].store = sony_nc_lid_resume_store;
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
result = device_create_file(&pd->dev, &lid_ctl->attrs[i]);
|
|
if (result)
|
|
goto liderror;
|
|
}
|
|
|
|
return 0;
|
|
|
|
liderror:
|
|
for (; i > 0; i--)
|
|
device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
|
|
|
|
kfree(lid_ctl);
|
|
lid_ctl = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
static void sony_nc_lid_resume_cleanup(struct platform_device *pd)
|
|
{
|
|
int i;
|
|
|
|
if (lid_ctl) {
|
|
for (i = 0; i < 3; i++)
|
|
device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
|
|
|
|
kfree(lid_ctl);
|
|
lid_ctl = NULL;
|
|
}
|
|
}
|
|
|
|
/* High speed charging function */
|
|
static struct device_attribute *hsc_handle;
|
|
|
|
static ssize_t sony_nc_highspeed_charging_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned int result;
|
|
unsigned long value;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value) || value > 1)
|
|
return -EINVAL;
|
|
|
|
if (sony_call_snc_handle(0x0131, value << 0x10 | 0x0200, &result))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_highspeed_charging_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
unsigned int result;
|
|
|
|
if (sony_call_snc_handle(0x0131, 0x0100, &result))
|
|
return -EIO;
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01);
|
|
}
|
|
|
|
static int sony_nc_highspeed_charging_setup(struct platform_device *pd)
|
|
{
|
|
unsigned int result;
|
|
|
|
if (sony_call_snc_handle(0x0131, 0x0000, &result) || !(result & 0x01)) {
|
|
/* some models advertise the handle but have no implementation
|
|
* for it
|
|
*/
|
|
pr_info("No High Speed Charging capability found\n");
|
|
return 0;
|
|
}
|
|
|
|
hsc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
|
|
if (!hsc_handle)
|
|
return -ENOMEM;
|
|
|
|
sysfs_attr_init(&hsc_handle->attr);
|
|
hsc_handle->attr.name = "battery_highspeed_charging";
|
|
hsc_handle->attr.mode = S_IRUGO | S_IWUSR;
|
|
hsc_handle->show = sony_nc_highspeed_charging_show;
|
|
hsc_handle->store = sony_nc_highspeed_charging_store;
|
|
|
|
result = device_create_file(&pd->dev, hsc_handle);
|
|
if (result) {
|
|
kfree(hsc_handle);
|
|
hsc_handle = NULL;
|
|
return result;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd)
|
|
{
|
|
if (hsc_handle) {
|
|
device_remove_file(&pd->dev, hsc_handle);
|
|
kfree(hsc_handle);
|
|
hsc_handle = NULL;
|
|
}
|
|
}
|
|
|
|
/* Touchpad enable/disable */
|
|
struct touchpad_control {
|
|
struct device_attribute attr;
|
|
int handle;
|
|
};
|
|
static struct touchpad_control *tp_ctl;
|
|
|
|
static ssize_t sony_nc_touchpad_store(struct device *dev,
|
|
struct device_attribute *attr, const char *buffer, size_t count)
|
|
{
|
|
unsigned int result;
|
|
unsigned long value;
|
|
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value) || value > 1)
|
|
return -EINVAL;
|
|
|
|
/* sysfs: 0 disabled, 1 enabled
|
|
* EC: 0 enabled, 1 disabled
|
|
*/
|
|
if (sony_call_snc_handle(tp_ctl->handle,
|
|
(!value << 0x10) | 0x100, &result))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_nc_touchpad_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
unsigned int result;
|
|
|
|
if (sony_call_snc_handle(tp_ctl->handle, 0x000, &result))
|
|
return -EINVAL;
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n", !(result & 0x01));
|
|
}
|
|
|
|
static int sony_nc_touchpad_setup(struct platform_device *pd,
|
|
unsigned int handle)
|
|
{
|
|
int ret = 0;
|
|
|
|
tp_ctl = kzalloc(sizeof(struct touchpad_control), GFP_KERNEL);
|
|
if (!tp_ctl)
|
|
return -ENOMEM;
|
|
|
|
tp_ctl->handle = handle;
|
|
|
|
sysfs_attr_init(&tp_ctl->attr.attr);
|
|
tp_ctl->attr.attr.name = "touchpad";
|
|
tp_ctl->attr.attr.mode = S_IRUGO | S_IWUSR;
|
|
tp_ctl->attr.show = sony_nc_touchpad_show;
|
|
tp_ctl->attr.store = sony_nc_touchpad_store;
|
|
|
|
ret = device_create_file(&pd->dev, &tp_ctl->attr);
|
|
if (ret) {
|
|
kfree(tp_ctl);
|
|
tp_ctl = NULL;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void sony_nc_touchpad_cleanup(struct platform_device *pd)
|
|
{
|
|
if (tp_ctl) {
|
|
device_remove_file(&pd->dev, &tp_ctl->attr);
|
|
kfree(tp_ctl);
|
|
tp_ctl = NULL;
|
|
}
|
|
}
|
|
|
|
static void sony_nc_backlight_ng_read_limits(int handle,
|
|
struct sony_backlight_props *props)
|
|
{
|
|
u64 offset;
|
|
int i;
|
|
int lvl_table_len = 0;
|
|
u8 min = 0xff, max = 0x00;
|
|
unsigned char buffer[32] = { 0 };
|
|
|
|
props->handle = handle;
|
|
props->offset = 0;
|
|
props->maxlvl = 0xff;
|
|
|
|
offset = sony_find_snc_handle(handle);
|
|
|
|
/* try to read the boundaries from ACPI tables, if we fail the above
|
|
* defaults should be reasonable
|
|
*/
|
|
i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
|
|
32);
|
|
if (i < 0)
|
|
return;
|
|
|
|
switch (handle) {
|
|
case 0x012f:
|
|
case 0x0137:
|
|
lvl_table_len = 9;
|
|
break;
|
|
case 0x143:
|
|
lvl_table_len = 16;
|
|
break;
|
|
}
|
|
|
|
/* the buffer lists brightness levels available, brightness levels are
|
|
* from position 0 to 8 in the array, other values are used by ALS
|
|
* control.
|
|
*/
|
|
for (i = 0; i < lvl_table_len && i < ARRAY_SIZE(buffer); i++) {
|
|
|
|
dprintk("Brightness level: %d\n", buffer[i]);
|
|
|
|
if (!buffer[i])
|
|
break;
|
|
|
|
if (buffer[i] > max)
|
|
max = buffer[i];
|
|
if (buffer[i] < min)
|
|
min = buffer[i];
|
|
}
|
|
props->offset = min;
|
|
props->maxlvl = max;
|
|
dprintk("Brightness levels: min=%d max=%d\n", props->offset,
|
|
props->maxlvl);
|
|
}
|
|
|
|
static void sony_nc_backlight_setup(void)
|
|
{
|
|
acpi_handle unused;
|
|
int max_brightness = 0;
|
|
const struct backlight_ops *ops = NULL;
|
|
struct backlight_properties props;
|
|
|
|
if (sony_find_snc_handle(0x12f) >= 0) {
|
|
ops = &sony_backlight_ng_ops;
|
|
sony_bl_props.cmd_base = 0x0100;
|
|
sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props);
|
|
max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
|
|
|
|
} else if (sony_find_snc_handle(0x137) >= 0) {
|
|
ops = &sony_backlight_ng_ops;
|
|
sony_bl_props.cmd_base = 0x0100;
|
|
sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props);
|
|
max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
|
|
|
|
} else if (sony_find_snc_handle(0x143) >= 0) {
|
|
ops = &sony_backlight_ng_ops;
|
|
sony_bl_props.cmd_base = 0x3000;
|
|
sony_nc_backlight_ng_read_limits(0x143, &sony_bl_props);
|
|
max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
|
|
|
|
} else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
|
|
&unused))) {
|
|
ops = &sony_backlight_ops;
|
|
max_brightness = SONY_MAX_BRIGHTNESS - 1;
|
|
|
|
} else
|
|
return;
|
|
|
|
memset(&props, 0, sizeof(struct backlight_properties));
|
|
props.type = BACKLIGHT_PLATFORM;
|
|
props.max_brightness = max_brightness;
|
|
sony_bl_props.dev = backlight_device_register("sony", NULL,
|
|
&sony_bl_props,
|
|
ops, &props);
|
|
|
|
if (IS_ERR(sony_bl_props.dev)) {
|
|
pr_warn("unable to register backlight device\n");
|
|
sony_bl_props.dev = NULL;
|
|
} else
|
|
sony_bl_props.dev->props.brightness =
|
|
ops->get_brightness(sony_bl_props.dev);
|
|
}
|
|
|
|
static void sony_nc_backlight_cleanup(void)
|
|
{
|
|
if (sony_bl_props.dev)
|
|
backlight_device_unregister(sony_bl_props.dev);
|
|
}
|
|
|
|
static int sony_nc_add(struct acpi_device *device)
|
|
{
|
|
acpi_status status;
|
|
int result = 0;
|
|
acpi_handle handle;
|
|
struct sony_nc_value *item;
|
|
|
|
pr_info("%s v%s\n", SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
|
|
|
|
sony_nc_acpi_device = device;
|
|
strcpy(acpi_device_class(device), "sony/hotkey");
|
|
|
|
sony_nc_acpi_handle = device->handle;
|
|
|
|
/* read device status */
|
|
result = acpi_bus_get_status(device);
|
|
/* bail IFF the above call was successful and the device is not present */
|
|
if (!result && !device->status.present) {
|
|
dprintk("Device not present\n");
|
|
result = -ENODEV;
|
|
goto outwalk;
|
|
}
|
|
|
|
result = sony_pf_add();
|
|
if (result)
|
|
goto outpresent;
|
|
|
|
if (debug) {
|
|
status = acpi_walk_namespace(ACPI_TYPE_METHOD,
|
|
sony_nc_acpi_handle, 1, sony_walk_callback,
|
|
NULL, NULL, NULL);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_warn("unable to walk acpi resources\n");
|
|
result = -ENODEV;
|
|
goto outpresent;
|
|
}
|
|
}
|
|
|
|
result = sony_laptop_setup_input(device);
|
|
if (result) {
|
|
pr_err("Unable to create input devices\n");
|
|
goto outplatform;
|
|
}
|
|
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
|
|
&handle))) {
|
|
int arg = 1;
|
|
if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
|
|
dprintk("ECON Method failed\n");
|
|
}
|
|
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
|
|
&handle))) {
|
|
dprintk("Doing SNC setup\n");
|
|
/* retrieve the available handles */
|
|
result = sony_nc_handles_setup(sony_pf_device);
|
|
if (!result)
|
|
sony_nc_function_setup(device, sony_pf_device);
|
|
}
|
|
|
|
/* setup input devices and helper fifo */
|
|
if (acpi_video_backlight_support()) {
|
|
pr_info("brightness ignored, must be controlled by ACPI video driver\n");
|
|
} else {
|
|
sony_nc_backlight_setup();
|
|
}
|
|
|
|
/* create sony_pf sysfs attributes related to the SNC device */
|
|
for (item = sony_nc_values; item->name; ++item) {
|
|
|
|
if (!debug && item->debug)
|
|
continue;
|
|
|
|
/* find the available acpiget as described in the DSDT */
|
|
for (; item->acpiget && *item->acpiget; ++item->acpiget) {
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
|
|
*item->acpiget,
|
|
&handle))) {
|
|
dprintk("Found %s getter: %s\n",
|
|
item->name, *item->acpiget);
|
|
item->devattr.attr.mode |= S_IRUGO;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* find the available acpiset as described in the DSDT */
|
|
for (; item->acpiset && *item->acpiset; ++item->acpiset) {
|
|
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
|
|
*item->acpiset,
|
|
&handle))) {
|
|
dprintk("Found %s setter: %s\n",
|
|
item->name, *item->acpiset);
|
|
item->devattr.attr.mode |= S_IWUSR;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (item->devattr.attr.mode != 0) {
|
|
result =
|
|
device_create_file(&sony_pf_device->dev,
|
|
&item->devattr);
|
|
if (result)
|
|
goto out_sysfs;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
|
|
out_sysfs:
|
|
for (item = sony_nc_values; item->name; ++item) {
|
|
device_remove_file(&sony_pf_device->dev, &item->devattr);
|
|
}
|
|
sony_nc_backlight_cleanup();
|
|
sony_nc_function_cleanup(sony_pf_device);
|
|
sony_nc_handles_cleanup(sony_pf_device);
|
|
|
|
outplatform:
|
|
sony_laptop_remove_input();
|
|
|
|
outpresent:
|
|
sony_pf_remove();
|
|
|
|
outwalk:
|
|
sony_nc_rfkill_cleanup();
|
|
return result;
|
|
}
|
|
|
|
static int sony_nc_remove(struct acpi_device *device, int type)
|
|
{
|
|
struct sony_nc_value *item;
|
|
|
|
sony_nc_backlight_cleanup();
|
|
|
|
sony_nc_acpi_device = NULL;
|
|
|
|
for (item = sony_nc_values; item->name; ++item) {
|
|
device_remove_file(&sony_pf_device->dev, &item->devattr);
|
|
}
|
|
|
|
sony_nc_function_cleanup(sony_pf_device);
|
|
sony_nc_handles_cleanup(sony_pf_device);
|
|
sony_pf_remove();
|
|
sony_laptop_remove_input();
|
|
dprintk(SONY_NC_DRIVER_NAME " removed.\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct acpi_device_id sony_device_ids[] = {
|
|
{SONY_NC_HID, 0},
|
|
{SONY_PIC_HID, 0},
|
|
{"", 0},
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, sony_device_ids);
|
|
|
|
static const struct acpi_device_id sony_nc_device_ids[] = {
|
|
{SONY_NC_HID, 0},
|
|
{"", 0},
|
|
};
|
|
|
|
static struct acpi_driver sony_nc_driver = {
|
|
.name = SONY_NC_DRIVER_NAME,
|
|
.class = SONY_NC_CLASS,
|
|
.ids = sony_nc_device_ids,
|
|
.owner = THIS_MODULE,
|
|
.ops = {
|
|
.add = sony_nc_add,
|
|
.remove = sony_nc_remove,
|
|
.notify = sony_nc_notify,
|
|
},
|
|
.drv.pm = &sony_nc_pm,
|
|
};
|
|
|
|
/*********** SPIC (SNY6001) Device ***********/
|
|
|
|
#define SONYPI_DEVICE_TYPE1 0x00000001
|
|
#define SONYPI_DEVICE_TYPE2 0x00000002
|
|
#define SONYPI_DEVICE_TYPE3 0x00000004
|
|
|
|
#define SONYPI_TYPE1_OFFSET 0x04
|
|
#define SONYPI_TYPE2_OFFSET 0x12
|
|
#define SONYPI_TYPE3_OFFSET 0x12
|
|
|
|
struct sony_pic_ioport {
|
|
struct acpi_resource_io io1;
|
|
struct acpi_resource_io io2;
|
|
struct list_head list;
|
|
};
|
|
|
|
struct sony_pic_irq {
|
|
struct acpi_resource_irq irq;
|
|
struct list_head list;
|
|
};
|
|
|
|
struct sonypi_eventtypes {
|
|
u8 data;
|
|
unsigned long mask;
|
|
struct sonypi_event *events;
|
|
};
|
|
|
|
struct sony_pic_dev {
|
|
struct acpi_device *acpi_dev;
|
|
struct sony_pic_irq *cur_irq;
|
|
struct sony_pic_ioport *cur_ioport;
|
|
struct list_head interrupts;
|
|
struct list_head ioports;
|
|
struct mutex lock;
|
|
struct sonypi_eventtypes *event_types;
|
|
int (*handle_irq)(const u8, const u8);
|
|
int model;
|
|
u16 evport_offset;
|
|
u8 camera_power;
|
|
u8 bluetooth_power;
|
|
u8 wwan_power;
|
|
};
|
|
|
|
static struct sony_pic_dev spic_dev = {
|
|
.interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
|
|
.ioports = LIST_HEAD_INIT(spic_dev.ioports),
|
|
};
|
|
|
|
static int spic_drv_registered;
|
|
|
|
/* Event masks */
|
|
#define SONYPI_JOGGER_MASK 0x00000001
|
|
#define SONYPI_CAPTURE_MASK 0x00000002
|
|
#define SONYPI_FNKEY_MASK 0x00000004
|
|
#define SONYPI_BLUETOOTH_MASK 0x00000008
|
|
#define SONYPI_PKEY_MASK 0x00000010
|
|
#define SONYPI_BACK_MASK 0x00000020
|
|
#define SONYPI_HELP_MASK 0x00000040
|
|
#define SONYPI_LID_MASK 0x00000080
|
|
#define SONYPI_ZOOM_MASK 0x00000100
|
|
#define SONYPI_THUMBPHRASE_MASK 0x00000200
|
|
#define SONYPI_MEYE_MASK 0x00000400
|
|
#define SONYPI_MEMORYSTICK_MASK 0x00000800
|
|
#define SONYPI_BATTERY_MASK 0x00001000
|
|
#define SONYPI_WIRELESS_MASK 0x00002000
|
|
|
|
struct sonypi_event {
|
|
u8 data;
|
|
u8 event;
|
|
};
|
|
|
|
/* The set of possible button release events */
|
|
static struct sonypi_event sonypi_releaseev[] = {
|
|
{ 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible jogger events */
|
|
static struct sonypi_event sonypi_joggerev[] = {
|
|
{ 0x1f, SONYPI_EVENT_JOGDIAL_UP },
|
|
{ 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
|
|
{ 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
|
|
{ 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
|
|
{ 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
|
|
{ 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
|
|
{ 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
|
|
{ 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
|
|
{ 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
|
|
{ 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
|
|
{ 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
|
|
{ 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
|
|
{ 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible capture button events */
|
|
static struct sonypi_event sonypi_captureev[] = {
|
|
{ 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
|
|
{ 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
|
|
{ 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
|
|
{ 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible fnkeys events */
|
|
static struct sonypi_event sonypi_fnkeyev[] = {
|
|
{ 0x10, SONYPI_EVENT_FNKEY_ESC },
|
|
{ 0x11, SONYPI_EVENT_FNKEY_F1 },
|
|
{ 0x12, SONYPI_EVENT_FNKEY_F2 },
|
|
{ 0x13, SONYPI_EVENT_FNKEY_F3 },
|
|
{ 0x14, SONYPI_EVENT_FNKEY_F4 },
|
|
{ 0x15, SONYPI_EVENT_FNKEY_F5 },
|
|
{ 0x16, SONYPI_EVENT_FNKEY_F6 },
|
|
{ 0x17, SONYPI_EVENT_FNKEY_F7 },
|
|
{ 0x18, SONYPI_EVENT_FNKEY_F8 },
|
|
{ 0x19, SONYPI_EVENT_FNKEY_F9 },
|
|
{ 0x1a, SONYPI_EVENT_FNKEY_F10 },
|
|
{ 0x1b, SONYPI_EVENT_FNKEY_F11 },
|
|
{ 0x1c, SONYPI_EVENT_FNKEY_F12 },
|
|
{ 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
|
|
{ 0x21, SONYPI_EVENT_FNKEY_1 },
|
|
{ 0x22, SONYPI_EVENT_FNKEY_2 },
|
|
{ 0x31, SONYPI_EVENT_FNKEY_D },
|
|
{ 0x32, SONYPI_EVENT_FNKEY_E },
|
|
{ 0x33, SONYPI_EVENT_FNKEY_F },
|
|
{ 0x34, SONYPI_EVENT_FNKEY_S },
|
|
{ 0x35, SONYPI_EVENT_FNKEY_B },
|
|
{ 0x36, SONYPI_EVENT_FNKEY_ONLY },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible program key events */
|
|
static struct sonypi_event sonypi_pkeyev[] = {
|
|
{ 0x01, SONYPI_EVENT_PKEY_P1 },
|
|
{ 0x02, SONYPI_EVENT_PKEY_P2 },
|
|
{ 0x04, SONYPI_EVENT_PKEY_P3 },
|
|
{ 0x20, SONYPI_EVENT_PKEY_P1 },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible bluetooth events */
|
|
static struct sonypi_event sonypi_blueev[] = {
|
|
{ 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
|
|
{ 0x59, SONYPI_EVENT_BLUETOOTH_ON },
|
|
{ 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible wireless events */
|
|
static struct sonypi_event sonypi_wlessev[] = {
|
|
{ 0x59, SONYPI_EVENT_IGNORE },
|
|
{ 0x5a, SONYPI_EVENT_IGNORE },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible back button events */
|
|
static struct sonypi_event sonypi_backev[] = {
|
|
{ 0x20, SONYPI_EVENT_BACK_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible help button events */
|
|
static struct sonypi_event sonypi_helpev[] = {
|
|
{ 0x3b, SONYPI_EVENT_HELP_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
|
|
/* The set of possible lid events */
|
|
static struct sonypi_event sonypi_lidev[] = {
|
|
{ 0x51, SONYPI_EVENT_LID_CLOSED },
|
|
{ 0x50, SONYPI_EVENT_LID_OPENED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible zoom events */
|
|
static struct sonypi_event sonypi_zoomev[] = {
|
|
{ 0x39, SONYPI_EVENT_ZOOM_PRESSED },
|
|
{ 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
|
|
{ 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
|
|
{ 0x04, SONYPI_EVENT_ZOOM_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible thumbphrase events */
|
|
static struct sonypi_event sonypi_thumbphraseev[] = {
|
|
{ 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible motioneye camera events */
|
|
static struct sonypi_event sonypi_meyeev[] = {
|
|
{ 0x00, SONYPI_EVENT_MEYE_FACE },
|
|
{ 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible memorystick events */
|
|
static struct sonypi_event sonypi_memorystickev[] = {
|
|
{ 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
|
|
{ 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible battery events */
|
|
static struct sonypi_event sonypi_batteryev[] = {
|
|
{ 0x20, SONYPI_EVENT_BATTERY_INSERT },
|
|
{ 0x30, SONYPI_EVENT_BATTERY_REMOVE },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible volume events */
|
|
static struct sonypi_event sonypi_volumeev[] = {
|
|
{ 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
|
|
{ 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
/* The set of possible brightness events */
|
|
static struct sonypi_event sonypi_brightnessev[] = {
|
|
{ 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static struct sonypi_eventtypes type1_events[] = {
|
|
{ 0, 0xffffffff, sonypi_releaseev },
|
|
{ 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
|
|
{ 0x30, SONYPI_LID_MASK, sonypi_lidev },
|
|
{ 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
|
|
{ 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
|
|
{ 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
|
{ 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
|
|
{ 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
|
{ 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
|
{ 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
|
{ 0 },
|
|
};
|
|
static struct sonypi_eventtypes type2_events[] = {
|
|
{ 0, 0xffffffff, sonypi_releaseev },
|
|
{ 0x38, SONYPI_LID_MASK, sonypi_lidev },
|
|
{ 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
|
|
{ 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
|
|
{ 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
|
{ 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
|
|
{ 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
|
{ 0x11, SONYPI_BACK_MASK, sonypi_backev },
|
|
{ 0x21, SONYPI_HELP_MASK, sonypi_helpev },
|
|
{ 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
|
|
{ 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
|
|
{ 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
|
{ 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
|
{ 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
|
{ 0 },
|
|
};
|
|
static struct sonypi_eventtypes type3_events[] = {
|
|
{ 0, 0xffffffff, sonypi_releaseev },
|
|
{ 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
|
{ 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
|
|
{ 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
|
{ 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
|
{ 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
|
{ 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
|
{ 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
|
|
{ 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
|
|
{ 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
|
|
{ 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
|
|
{ 0 },
|
|
};
|
|
|
|
/* low level spic calls */
|
|
#define ITERATIONS_LONG 10000
|
|
#define ITERATIONS_SHORT 10
|
|
#define wait_on_command(command, iterations) { \
|
|
unsigned int n = iterations; \
|
|
while (--n && (command)) \
|
|
udelay(1); \
|
|
if (!n) \
|
|
dprintk("command failed at %s : %s (line %d)\n", \
|
|
__FILE__, __func__, __LINE__); \
|
|
}
|
|
|
|
static u8 sony_pic_call1(u8 dev)
|
|
{
|
|
u8 v1, v2;
|
|
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
|
|
ITERATIONS_LONG);
|
|
outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
|
|
v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
|
|
v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
|
|
dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
|
|
return v2;
|
|
}
|
|
|
|
static u8 sony_pic_call2(u8 dev, u8 fn)
|
|
{
|
|
u8 v1;
|
|
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
|
|
ITERATIONS_LONG);
|
|
outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
|
|
ITERATIONS_LONG);
|
|
outb(fn, spic_dev.cur_ioport->io1.minimum);
|
|
v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
|
|
dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
|
|
return v1;
|
|
}
|
|
|
|
static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
|
|
{
|
|
u8 v1;
|
|
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
|
|
outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
|
|
outb(fn, spic_dev.cur_ioport->io1.minimum);
|
|
wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
|
|
outb(v, spic_dev.cur_ioport->io1.minimum);
|
|
v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
|
|
dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
|
|
dev, fn, v, v1);
|
|
return v1;
|
|
}
|
|
|
|
/*
|
|
* minidrivers for SPIC models
|
|
*/
|
|
static int type3_handle_irq(const u8 data_mask, const u8 ev)
|
|
{
|
|
/*
|
|
* 0x31 could mean we have to take some extra action and wait for
|
|
* the next irq for some Type3 models, it will generate a new
|
|
* irq and we can read new data from the device:
|
|
* - 0x5c and 0x5f requires 0xA0
|
|
* - 0x61 requires 0xB3
|
|
*/
|
|
if (data_mask == 0x31) {
|
|
if (ev == 0x5c || ev == 0x5f)
|
|
sony_pic_call1(0xA0);
|
|
else if (ev == 0x61)
|
|
sony_pic_call1(0xB3);
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
|
|
{
|
|
struct pci_dev *pcidev;
|
|
|
|
pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
|
PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
|
|
if (pcidev) {
|
|
dev->model = SONYPI_DEVICE_TYPE1;
|
|
dev->evport_offset = SONYPI_TYPE1_OFFSET;
|
|
dev->event_types = type1_events;
|
|
goto out;
|
|
}
|
|
|
|
pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
|
PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
|
|
if (pcidev) {
|
|
dev->model = SONYPI_DEVICE_TYPE2;
|
|
dev->evport_offset = SONYPI_TYPE2_OFFSET;
|
|
dev->event_types = type2_events;
|
|
goto out;
|
|
}
|
|
|
|
pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
|
PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
|
|
if (pcidev) {
|
|
dev->model = SONYPI_DEVICE_TYPE3;
|
|
dev->handle_irq = type3_handle_irq;
|
|
dev->evport_offset = SONYPI_TYPE3_OFFSET;
|
|
dev->event_types = type3_events;
|
|
goto out;
|
|
}
|
|
|
|
pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
|
PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
|
|
if (pcidev) {
|
|
dev->model = SONYPI_DEVICE_TYPE3;
|
|
dev->handle_irq = type3_handle_irq;
|
|
dev->evport_offset = SONYPI_TYPE3_OFFSET;
|
|
dev->event_types = type3_events;
|
|
goto out;
|
|
}
|
|
|
|
pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
|
PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
|
|
if (pcidev) {
|
|
dev->model = SONYPI_DEVICE_TYPE3;
|
|
dev->handle_irq = type3_handle_irq;
|
|
dev->evport_offset = SONYPI_TYPE3_OFFSET;
|
|
dev->event_types = type3_events;
|
|
goto out;
|
|
}
|
|
|
|
/* default */
|
|
dev->model = SONYPI_DEVICE_TYPE2;
|
|
dev->evport_offset = SONYPI_TYPE2_OFFSET;
|
|
dev->event_types = type2_events;
|
|
|
|
out:
|
|
if (pcidev)
|
|
pci_dev_put(pcidev);
|
|
|
|
pr_info("detected Type%d model\n",
|
|
dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
|
|
dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
|
|
}
|
|
|
|
/* camera tests and poweron/poweroff */
|
|
#define SONYPI_CAMERA_PICTURE 5
|
|
#define SONYPI_CAMERA_CONTROL 0x10
|
|
|
|
#define SONYPI_CAMERA_BRIGHTNESS 0
|
|
#define SONYPI_CAMERA_CONTRAST 1
|
|
#define SONYPI_CAMERA_HUE 2
|
|
#define SONYPI_CAMERA_COLOR 3
|
|
#define SONYPI_CAMERA_SHARPNESS 4
|
|
|
|
#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
|
|
#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
|
|
#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
|
|
#define SONYPI_CAMERA_MUTE_MASK 0x40
|
|
|
|
/* the rest don't need a loop until not 0xff */
|
|
#define SONYPI_CAMERA_AGC 6
|
|
#define SONYPI_CAMERA_AGC_MASK 0x30
|
|
#define SONYPI_CAMERA_SHUTTER_MASK 0x7
|
|
|
|
#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
|
|
#define SONYPI_CAMERA_CONTROL 0x10
|
|
|
|
#define SONYPI_CAMERA_STATUS 7
|
|
#define SONYPI_CAMERA_STATUS_READY 0x2
|
|
#define SONYPI_CAMERA_STATUS_POSITION 0x4
|
|
|
|
#define SONYPI_DIRECTION_BACKWARDS 0x4
|
|
|
|
#define SONYPI_CAMERA_REVISION 8
|
|
#define SONYPI_CAMERA_ROMVERSION 9
|
|
|
|
static int __sony_pic_camera_ready(void)
|
|
{
|
|
u8 v;
|
|
|
|
v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
|
|
return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
|
|
}
|
|
|
|
static int __sony_pic_camera_off(void)
|
|
{
|
|
if (!camera) {
|
|
pr_warn("camera control not enabled\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
|
|
SONYPI_CAMERA_MUTE_MASK),
|
|
ITERATIONS_SHORT);
|
|
|
|
if (spic_dev.camera_power) {
|
|
sony_pic_call2(0x91, 0);
|
|
spic_dev.camera_power = 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int __sony_pic_camera_on(void)
|
|
{
|
|
int i, j, x;
|
|
|
|
if (!camera) {
|
|
pr_warn("camera control not enabled\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
if (spic_dev.camera_power)
|
|
return 0;
|
|
|
|
for (j = 5; j > 0; j--) {
|
|
|
|
for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
|
|
msleep(10);
|
|
sony_pic_call1(0x93);
|
|
|
|
for (i = 400; i > 0; i--) {
|
|
if (__sony_pic_camera_ready())
|
|
break;
|
|
msleep(10);
|
|
}
|
|
if (i)
|
|
break;
|
|
}
|
|
|
|
if (j == 0) {
|
|
pr_warn("failed to power on camera\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
|
|
0x5a),
|
|
ITERATIONS_SHORT);
|
|
|
|
spic_dev.camera_power = 1;
|
|
return 0;
|
|
}
|
|
|
|
/* External camera command (exported to the motion eye v4l driver) */
|
|
int sony_pic_camera_command(int command, u8 value)
|
|
{
|
|
if (!camera)
|
|
return -EIO;
|
|
|
|
mutex_lock(&spic_dev.lock);
|
|
|
|
switch (command) {
|
|
case SONY_PIC_COMMAND_SETCAMERA:
|
|
if (value)
|
|
__sony_pic_camera_on();
|
|
else
|
|
__sony_pic_camera_off();
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERACONTRAST:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERAHUE:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERACOLOR:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERAPICTURE:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
case SONY_PIC_COMMAND_SETCAMERAAGC:
|
|
wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
|
|
ITERATIONS_SHORT);
|
|
break;
|
|
default:
|
|
pr_err("sony_pic_camera_command invalid: %d\n", command);
|
|
break;
|
|
}
|
|
mutex_unlock(&spic_dev.lock);
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(sony_pic_camera_command);
|
|
|
|
/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
|
|
static void __sony_pic_set_wwanpower(u8 state)
|
|
{
|
|
state = !!state;
|
|
if (spic_dev.wwan_power == state)
|
|
return;
|
|
sony_pic_call2(0xB0, state);
|
|
sony_pic_call1(0x82);
|
|
spic_dev.wwan_power = state;
|
|
}
|
|
|
|
static ssize_t sony_pic_wwanpower_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned long value;
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
mutex_lock(&spic_dev.lock);
|
|
__sony_pic_set_wwanpower(value);
|
|
mutex_unlock(&spic_dev.lock);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_pic_wwanpower_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count;
|
|
mutex_lock(&spic_dev.lock);
|
|
count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
|
|
mutex_unlock(&spic_dev.lock);
|
|
return count;
|
|
}
|
|
|
|
/* bluetooth subsystem power state */
|
|
static void __sony_pic_set_bluetoothpower(u8 state)
|
|
{
|
|
state = !!state;
|
|
if (spic_dev.bluetooth_power == state)
|
|
return;
|
|
sony_pic_call2(0x96, state);
|
|
sony_pic_call1(0x82);
|
|
spic_dev.bluetooth_power = state;
|
|
}
|
|
|
|
static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned long value;
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
mutex_lock(&spic_dev.lock);
|
|
__sony_pic_set_bluetoothpower(value);
|
|
mutex_unlock(&spic_dev.lock);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
ssize_t count = 0;
|
|
mutex_lock(&spic_dev.lock);
|
|
count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
|
|
mutex_unlock(&spic_dev.lock);
|
|
return count;
|
|
}
|
|
|
|
/* fan speed */
|
|
/* FAN0 information (reverse engineered from ACPI tables) */
|
|
#define SONY_PIC_FAN0_STATUS 0x93
|
|
static int sony_pic_set_fanspeed(unsigned long value)
|
|
{
|
|
return ec_write(SONY_PIC_FAN0_STATUS, value);
|
|
}
|
|
|
|
static int sony_pic_get_fanspeed(u8 *value)
|
|
{
|
|
return ec_read(SONY_PIC_FAN0_STATUS, value);
|
|
}
|
|
|
|
static ssize_t sony_pic_fanspeed_store(struct device *dev,
|
|
struct device_attribute *attr,
|
|
const char *buffer, size_t count)
|
|
{
|
|
unsigned long value;
|
|
if (count > 31)
|
|
return -EINVAL;
|
|
|
|
if (kstrtoul(buffer, 10, &value))
|
|
return -EINVAL;
|
|
|
|
if (sony_pic_set_fanspeed(value))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t sony_pic_fanspeed_show(struct device *dev,
|
|
struct device_attribute *attr, char *buffer)
|
|
{
|
|
u8 value = 0;
|
|
if (sony_pic_get_fanspeed(&value))
|
|
return -EIO;
|
|
|
|
return snprintf(buffer, PAGE_SIZE, "%d\n", value);
|
|
}
|
|
|
|
#define SPIC_ATTR(_name, _mode) \
|
|
struct device_attribute spic_attr_##_name = __ATTR(_name, \
|
|
_mode, sony_pic_## _name ##_show, \
|
|
sony_pic_## _name ##_store)
|
|
|
|
static SPIC_ATTR(bluetoothpower, 0644);
|
|
static SPIC_ATTR(wwanpower, 0644);
|
|
static SPIC_ATTR(fanspeed, 0644);
|
|
|
|
static struct attribute *spic_attributes[] = {
|
|
&spic_attr_bluetoothpower.attr,
|
|
&spic_attr_wwanpower.attr,
|
|
&spic_attr_fanspeed.attr,
|
|
NULL
|
|
};
|
|
|
|
static struct attribute_group spic_attribute_group = {
|
|
.attrs = spic_attributes
|
|
};
|
|
|
|
/******** SONYPI compatibility **********/
|
|
#ifdef CONFIG_SONYPI_COMPAT
|
|
|
|
/* battery / brightness / temperature addresses */
|
|
#define SONYPI_BAT_FLAGS 0x81
|
|
#define SONYPI_LCD_LIGHT 0x96
|
|
#define SONYPI_BAT1_PCTRM 0xa0
|
|
#define SONYPI_BAT1_LEFT 0xa2
|
|
#define SONYPI_BAT1_MAXRT 0xa4
|
|
#define SONYPI_BAT2_PCTRM 0xa8
|
|
#define SONYPI_BAT2_LEFT 0xaa
|
|
#define SONYPI_BAT2_MAXRT 0xac
|
|
#define SONYPI_BAT1_MAXTK 0xb0
|
|
#define SONYPI_BAT1_FULL 0xb2
|
|
#define SONYPI_BAT2_MAXTK 0xb8
|
|
#define SONYPI_BAT2_FULL 0xba
|
|
#define SONYPI_TEMP_STATUS 0xC1
|
|
|
|
struct sonypi_compat_s {
|
|
struct fasync_struct *fifo_async;
|
|
struct kfifo fifo;
|
|
spinlock_t fifo_lock;
|
|
wait_queue_head_t fifo_proc_list;
|
|
atomic_t open_count;
|
|
};
|
|
static struct sonypi_compat_s sonypi_compat = {
|
|
.open_count = ATOMIC_INIT(0),
|
|
};
|
|
|
|
static int sonypi_misc_fasync(int fd, struct file *filp, int on)
|
|
{
|
|
return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
|
|
}
|
|
|
|
static int sonypi_misc_release(struct inode *inode, struct file *file)
|
|
{
|
|
atomic_dec(&sonypi_compat.open_count);
|
|
return 0;
|
|
}
|
|
|
|
static int sonypi_misc_open(struct inode *inode, struct file *file)
|
|
{
|
|
/* Flush input queue on first open */
|
|
unsigned long flags;
|
|
|
|
spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
|
|
|
|
if (atomic_inc_return(&sonypi_compat.open_count) == 1)
|
|
kfifo_reset(&sonypi_compat.fifo);
|
|
|
|
spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
|
|
size_t count, loff_t *pos)
|
|
{
|
|
ssize_t ret;
|
|
unsigned char c;
|
|
|
|
if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
|
|
(file->f_flags & O_NONBLOCK))
|
|
return -EAGAIN;
|
|
|
|
ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
|
|
kfifo_len(&sonypi_compat.fifo) != 0);
|
|
if (ret)
|
|
return ret;
|
|
|
|
while (ret < count &&
|
|
(kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
|
|
&sonypi_compat.fifo_lock) == sizeof(c))) {
|
|
if (put_user(c, buf++))
|
|
return -EFAULT;
|
|
ret++;
|
|
}
|
|
|
|
if (ret > 0) {
|
|
struct inode *inode = file->f_path.dentry->d_inode;
|
|
inode->i_atime = current_fs_time(inode->i_sb);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
|
|
{
|
|
poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
|
|
if (kfifo_len(&sonypi_compat.fifo))
|
|
return POLLIN | POLLRDNORM;
|
|
return 0;
|
|
}
|
|
|
|
static int ec_read16(u8 addr, u16 *value)
|
|
{
|
|
u8 val_lb, val_hb;
|
|
if (ec_read(addr, &val_lb))
|
|
return -1;
|
|
if (ec_read(addr + 1, &val_hb))
|
|
return -1;
|
|
*value = val_lb | (val_hb << 8);
|
|
return 0;
|
|
}
|
|
|
|
static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
|
|
unsigned long arg)
|
|
{
|
|
int ret = 0;
|
|
void __user *argp = (void __user *)arg;
|
|
u8 val8;
|
|
u16 val16;
|
|
int value;
|
|
|
|
mutex_lock(&spic_dev.lock);
|
|
switch (cmd) {
|
|
case SONYPI_IOCGBRT:
|
|
if (sony_bl_props.dev == NULL) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL,
|
|
&value)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
val8 = ((value & 0xff) - 1) << 5;
|
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCSBRT:
|
|
if (sony_bl_props.dev == NULL) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
|
ret = -EFAULT;
|
|
break;
|
|
}
|
|
value = (val8 >> 5) + 1;
|
|
if (sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &value,
|
|
NULL)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
/* sync the backlight device status */
|
|
sony_bl_props.dev->props.brightness =
|
|
sony_backlight_get_brightness(sony_bl_props.dev);
|
|
break;
|
|
case SONYPI_IOCGBAT1CAP:
|
|
if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCGBAT1REM:
|
|
if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCGBAT2CAP:
|
|
if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCGBAT2REM:
|
|
if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCGBATFLAGS:
|
|
if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
val8 &= 0x07;
|
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCGBLUE:
|
|
val8 = spic_dev.bluetooth_power;
|
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCSBLUE:
|
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
|
ret = -EFAULT;
|
|
break;
|
|
}
|
|
__sony_pic_set_bluetoothpower(val8);
|
|
break;
|
|
/* FAN Controls */
|
|
case SONYPI_IOCGFAN:
|
|
if (sony_pic_get_fanspeed(&val8)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
|
ret = -EFAULT;
|
|
break;
|
|
case SONYPI_IOCSFAN:
|
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
|
ret = -EFAULT;
|
|
break;
|
|
}
|
|
if (sony_pic_set_fanspeed(val8))
|
|
ret = -EIO;
|
|
break;
|
|
/* GET Temperature (useful under APM) */
|
|
case SONYPI_IOCGTEMP:
|
|
if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
|
|
ret = -EIO;
|
|
break;
|
|
}
|
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
|
ret = -EFAULT;
|
|
break;
|
|
default:
|
|
ret = -EINVAL;
|
|
}
|
|
mutex_unlock(&spic_dev.lock);
|
|
return ret;
|
|
}
|
|
|
|
static const struct file_operations sonypi_misc_fops = {
|
|
.owner = THIS_MODULE,
|
|
.read = sonypi_misc_read,
|
|
.poll = sonypi_misc_poll,
|
|
.open = sonypi_misc_open,
|
|
.release = sonypi_misc_release,
|
|
.fasync = sonypi_misc_fasync,
|
|
.unlocked_ioctl = sonypi_misc_ioctl,
|
|
.llseek = noop_llseek,
|
|
};
|
|
|
|
static struct miscdevice sonypi_misc_device = {
|
|
.minor = MISC_DYNAMIC_MINOR,
|
|
.name = "sonypi",
|
|
.fops = &sonypi_misc_fops,
|
|
};
|
|
|
|
static void sonypi_compat_report_event(u8 event)
|
|
{
|
|
kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
|
|
sizeof(event), &sonypi_compat.fifo_lock);
|
|
kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
|
|
wake_up_interruptible(&sonypi_compat.fifo_proc_list);
|
|
}
|
|
|
|
static int sonypi_compat_init(void)
|
|
{
|
|
int error;
|
|
|
|
spin_lock_init(&sonypi_compat.fifo_lock);
|
|
error =
|
|
kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
|
|
if (error) {
|
|
pr_err("kfifo_alloc failed\n");
|
|
return error;
|
|
}
|
|
|
|
init_waitqueue_head(&sonypi_compat.fifo_proc_list);
|
|
|
|
if (minor != -1)
|
|
sonypi_misc_device.minor = minor;
|
|
error = misc_register(&sonypi_misc_device);
|
|
if (error) {
|
|
pr_err("misc_register failed\n");
|
|
goto err_free_kfifo;
|
|
}
|
|
if (minor == -1)
|
|
pr_info("device allocated minor is %d\n",
|
|
sonypi_misc_device.minor);
|
|
|
|
return 0;
|
|
|
|
err_free_kfifo:
|
|
kfifo_free(&sonypi_compat.fifo);
|
|
return error;
|
|
}
|
|
|
|
static void sonypi_compat_exit(void)
|
|
{
|
|
misc_deregister(&sonypi_misc_device);
|
|
kfifo_free(&sonypi_compat.fifo);
|
|
}
|
|
#else
|
|
static int sonypi_compat_init(void) { return 0; }
|
|
static void sonypi_compat_exit(void) { }
|
|
static void sonypi_compat_report_event(u8 event) { }
|
|
#endif /* CONFIG_SONYPI_COMPAT */
|
|
|
|
/*
|
|
* ACPI callbacks
|
|
*/
|
|
static acpi_status
|
|
sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
|
|
{
|
|
u32 i;
|
|
struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
|
|
|
|
switch (resource->type) {
|
|
case ACPI_RESOURCE_TYPE_START_DEPENDENT:
|
|
{
|
|
/* start IO enumeration */
|
|
struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
|
|
if (!ioport)
|
|
return AE_ERROR;
|
|
|
|
list_add(&ioport->list, &dev->ioports);
|
|
return AE_OK;
|
|
}
|
|
|
|
case ACPI_RESOURCE_TYPE_END_DEPENDENT:
|
|
/* end IO enumeration */
|
|
return AE_OK;
|
|
|
|
case ACPI_RESOURCE_TYPE_IRQ:
|
|
{
|
|
struct acpi_resource_irq *p = &resource->data.irq;
|
|
struct sony_pic_irq *interrupt = NULL;
|
|
if (!p || !p->interrupt_count) {
|
|
/*
|
|
* IRQ descriptors may have no IRQ# bits set,
|
|
* particularly those those w/ _STA disabled
|
|
*/
|
|
dprintk("Blank IRQ resource\n");
|
|
return AE_OK;
|
|
}
|
|
for (i = 0; i < p->interrupt_count; i++) {
|
|
if (!p->interrupts[i]) {
|
|
pr_warn("Invalid IRQ %d\n",
|
|
p->interrupts[i]);
|
|
continue;
|
|
}
|
|
interrupt = kzalloc(sizeof(*interrupt),
|
|
GFP_KERNEL);
|
|
if (!interrupt)
|
|
return AE_ERROR;
|
|
|
|
list_add(&interrupt->list, &dev->interrupts);
|
|
interrupt->irq.triggering = p->triggering;
|
|
interrupt->irq.polarity = p->polarity;
|
|
interrupt->irq.sharable = p->sharable;
|
|
interrupt->irq.interrupt_count = 1;
|
|
interrupt->irq.interrupts[0] = p->interrupts[i];
|
|
}
|
|
return AE_OK;
|
|
}
|
|
case ACPI_RESOURCE_TYPE_IO:
|
|
{
|
|
struct acpi_resource_io *io = &resource->data.io;
|
|
struct sony_pic_ioport *ioport =
|
|
list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
|
|
if (!io) {
|
|
dprintk("Blank IO resource\n");
|
|
return AE_OK;
|
|
}
|
|
|
|
if (!ioport->io1.minimum) {
|
|
memcpy(&ioport->io1, io, sizeof(*io));
|
|
dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
|
|
ioport->io1.address_length);
|
|
}
|
|
else if (!ioport->io2.minimum) {
|
|
memcpy(&ioport->io2, io, sizeof(*io));
|
|
dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
|
|
ioport->io2.address_length);
|
|
}
|
|
else {
|
|
pr_err("Unknown SPIC Type, more than 2 IO Ports\n");
|
|
return AE_ERROR;
|
|
}
|
|
return AE_OK;
|
|
}
|
|
default:
|
|
dprintk("Resource %d isn't an IRQ nor an IO port\n",
|
|
resource->type);
|
|
|
|
case ACPI_RESOURCE_TYPE_END_TAG:
|
|
return AE_OK;
|
|
}
|
|
return AE_CTRL_TERMINATE;
|
|
}
|
|
|
|
static int sony_pic_possible_resources(struct acpi_device *device)
|
|
{
|
|
int result = 0;
|
|
acpi_status status = AE_OK;
|
|
|
|
if (!device)
|
|
return -EINVAL;
|
|
|
|
/* get device status */
|
|
/* see acpi_pci_link_get_current acpi_pci_link_get_possible */
|
|
dprintk("Evaluating _STA\n");
|
|
result = acpi_bus_get_status(device);
|
|
if (result) {
|
|
pr_warn("Unable to read status\n");
|
|
goto end;
|
|
}
|
|
|
|
if (!device->status.enabled)
|
|
dprintk("Device disabled\n");
|
|
else
|
|
dprintk("Device enabled\n");
|
|
|
|
/*
|
|
* Query and parse 'method'
|
|
*/
|
|
dprintk("Evaluating %s\n", METHOD_NAME__PRS);
|
|
status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
|
|
sony_pic_read_possible_resource, &spic_dev);
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_warn("Failure evaluating %s\n", METHOD_NAME__PRS);
|
|
result = -ENODEV;
|
|
}
|
|
end:
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Disable the spic device by calling its _DIS method
|
|
*/
|
|
static int sony_pic_disable(struct acpi_device *device)
|
|
{
|
|
acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
|
|
NULL);
|
|
|
|
if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
|
|
return -ENXIO;
|
|
|
|
dprintk("Device disabled\n");
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Based on drivers/acpi/pci_link.c:acpi_pci_link_set
|
|
*
|
|
* Call _SRS to set current resources
|
|
*/
|
|
static int sony_pic_enable(struct acpi_device *device,
|
|
struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
|
|
{
|
|
acpi_status status;
|
|
int result = 0;
|
|
/* Type 1 resource layout is:
|
|
* IO
|
|
* IO
|
|
* IRQNoFlags
|
|
* End
|
|
*
|
|
* Type 2 and 3 resource layout is:
|
|
* IO
|
|
* IRQNoFlags
|
|
* End
|
|
*/
|
|
struct {
|
|
struct acpi_resource res1;
|
|
struct acpi_resource res2;
|
|
struct acpi_resource res3;
|
|
struct acpi_resource res4;
|
|
} *resource;
|
|
struct acpi_buffer buffer = { 0, NULL };
|
|
|
|
if (!ioport || !irq)
|
|
return -EINVAL;
|
|
|
|
/* init acpi_buffer */
|
|
resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
|
|
if (!resource)
|
|
return -ENOMEM;
|
|
|
|
buffer.length = sizeof(*resource) + 1;
|
|
buffer.pointer = resource;
|
|
|
|
/* setup Type 1 resources */
|
|
if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
|
|
|
|
/* setup io resources */
|
|
resource->res1.type = ACPI_RESOURCE_TYPE_IO;
|
|
resource->res1.length = sizeof(struct acpi_resource);
|
|
memcpy(&resource->res1.data.io, &ioport->io1,
|
|
sizeof(struct acpi_resource_io));
|
|
|
|
resource->res2.type = ACPI_RESOURCE_TYPE_IO;
|
|
resource->res2.length = sizeof(struct acpi_resource);
|
|
memcpy(&resource->res2.data.io, &ioport->io2,
|
|
sizeof(struct acpi_resource_io));
|
|
|
|
/* setup irq resource */
|
|
resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
|
|
resource->res3.length = sizeof(struct acpi_resource);
|
|
memcpy(&resource->res3.data.irq, &irq->irq,
|
|
sizeof(struct acpi_resource_irq));
|
|
/* we requested a shared irq */
|
|
resource->res3.data.irq.sharable = ACPI_SHARED;
|
|
|
|
resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
|
|
|
|
}
|
|
/* setup Type 2/3 resources */
|
|
else {
|
|
/* setup io resource */
|
|
resource->res1.type = ACPI_RESOURCE_TYPE_IO;
|
|
resource->res1.length = sizeof(struct acpi_resource);
|
|
memcpy(&resource->res1.data.io, &ioport->io1,
|
|
sizeof(struct acpi_resource_io));
|
|
|
|
/* setup irq resource */
|
|
resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
|
|
resource->res2.length = sizeof(struct acpi_resource);
|
|
memcpy(&resource->res2.data.irq, &irq->irq,
|
|
sizeof(struct acpi_resource_irq));
|
|
/* we requested a shared irq */
|
|
resource->res2.data.irq.sharable = ACPI_SHARED;
|
|
|
|
resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
|
|
}
|
|
|
|
/* Attempt to set the resource */
|
|
dprintk("Evaluating _SRS\n");
|
|
status = acpi_set_current_resources(device->handle, &buffer);
|
|
|
|
/* check for total failure */
|
|
if (ACPI_FAILURE(status)) {
|
|
pr_err("Error evaluating _SRS\n");
|
|
result = -ENODEV;
|
|
goto end;
|
|
}
|
|
|
|
/* Necessary device initializations calls (from sonypi) */
|
|
sony_pic_call1(0x82);
|
|
sony_pic_call2(0x81, 0xff);
|
|
sony_pic_call1(compat ? 0x92 : 0x82);
|
|
|
|
end:
|
|
kfree(resource);
|
|
return result;
|
|
}
|
|
|
|
/*****************
|
|
*
|
|
* ISR: some event is available
|
|
*
|
|
*****************/
|
|
static irqreturn_t sony_pic_irq(int irq, void *dev_id)
|
|
{
|
|
int i, j;
|
|
u8 ev = 0;
|
|
u8 data_mask = 0;
|
|
u8 device_event = 0;
|
|
|
|
struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
|
|
|
|
ev = inb_p(dev->cur_ioport->io1.minimum);
|
|
if (dev->cur_ioport->io2.minimum)
|
|
data_mask = inb_p(dev->cur_ioport->io2.minimum);
|
|
else
|
|
data_mask = inb_p(dev->cur_ioport->io1.minimum +
|
|
dev->evport_offset);
|
|
|
|
dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
|
|
ev, data_mask, dev->cur_ioport->io1.minimum,
|
|
dev->evport_offset);
|
|
|
|
if (ev == 0x00 || ev == 0xff)
|
|
return IRQ_HANDLED;
|
|
|
|
for (i = 0; dev->event_types[i].mask; i++) {
|
|
|
|
if ((data_mask & dev->event_types[i].data) !=
|
|
dev->event_types[i].data)
|
|
continue;
|
|
|
|
if (!(mask & dev->event_types[i].mask))
|
|
continue;
|
|
|
|
for (j = 0; dev->event_types[i].events[j].event; j++) {
|
|
if (ev == dev->event_types[i].events[j].data) {
|
|
device_event =
|
|
dev->event_types[i].events[j].event;
|
|
/* some events may require ignoring */
|
|
if (!device_event)
|
|
return IRQ_HANDLED;
|
|
goto found;
|
|
}
|
|
}
|
|
}
|
|
/* Still not able to decode the event try to pass
|
|
* it over to the minidriver
|
|
*/
|
|
if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
|
|
return IRQ_HANDLED;
|
|
|
|
dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
|
|
ev, data_mask, dev->cur_ioport->io1.minimum,
|
|
dev->evport_offset);
|
|
return IRQ_HANDLED;
|
|
|
|
found:
|
|
sony_laptop_report_input_event(device_event);
|
|
acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
|
|
sonypi_compat_report_event(device_event);
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/*****************
|
|
*
|
|
* ACPI driver
|
|
*
|
|
*****************/
|
|
static int sony_pic_remove(struct acpi_device *device, int type)
|
|
{
|
|
struct sony_pic_ioport *io, *tmp_io;
|
|
struct sony_pic_irq *irq, *tmp_irq;
|
|
|
|
if (sony_pic_disable(device)) {
|
|
pr_err("Couldn't disable device\n");
|
|
return -ENXIO;
|
|
}
|
|
|
|
free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
|
|
release_region(spic_dev.cur_ioport->io1.minimum,
|
|
spic_dev.cur_ioport->io1.address_length);
|
|
if (spic_dev.cur_ioport->io2.minimum)
|
|
release_region(spic_dev.cur_ioport->io2.minimum,
|
|
spic_dev.cur_ioport->io2.address_length);
|
|
|
|
sonypi_compat_exit();
|
|
|
|
sony_laptop_remove_input();
|
|
|
|
/* pf attrs */
|
|
sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
|
|
sony_pf_remove();
|
|
|
|
list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
|
|
list_del(&io->list);
|
|
kfree(io);
|
|
}
|
|
list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
|
|
list_del(&irq->list);
|
|
kfree(irq);
|
|
}
|
|
spic_dev.cur_ioport = NULL;
|
|
spic_dev.cur_irq = NULL;
|
|
|
|
dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
|
|
return 0;
|
|
}
|
|
|
|
static int sony_pic_add(struct acpi_device *device)
|
|
{
|
|
int result;
|
|
struct sony_pic_ioport *io, *tmp_io;
|
|
struct sony_pic_irq *irq, *tmp_irq;
|
|
|
|
pr_info("%s v%s\n", SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
|
|
|
|
spic_dev.acpi_dev = device;
|
|
strcpy(acpi_device_class(device), "sony/hotkey");
|
|
sony_pic_detect_device_type(&spic_dev);
|
|
mutex_init(&spic_dev.lock);
|
|
|
|
/* read _PRS resources */
|
|
result = sony_pic_possible_resources(device);
|
|
if (result) {
|
|
pr_err("Unable to read possible resources\n");
|
|
goto err_free_resources;
|
|
}
|
|
|
|
/* setup input devices and helper fifo */
|
|
result = sony_laptop_setup_input(device);
|
|
if (result) {
|
|
pr_err("Unable to create input devices\n");
|
|
goto err_free_resources;
|
|
}
|
|
|
|
if (sonypi_compat_init())
|
|
goto err_remove_input;
|
|
|
|
/* request io port */
|
|
list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
|
|
if (request_region(io->io1.minimum, io->io1.address_length,
|
|
"Sony Programmable I/O Device")) {
|
|
dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
|
|
io->io1.minimum, io->io1.maximum,
|
|
io->io1.address_length);
|
|
/* Type 1 have 2 ioports */
|
|
if (io->io2.minimum) {
|
|
if (request_region(io->io2.minimum,
|
|
io->io2.address_length,
|
|
"Sony Programmable I/O Device")) {
|
|
dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
|
|
io->io2.minimum, io->io2.maximum,
|
|
io->io2.address_length);
|
|
spic_dev.cur_ioport = io;
|
|
break;
|
|
}
|
|
else {
|
|
dprintk("Unable to get I/O port2: "
|
|
"0x%.4x (0x%.4x) + 0x%.2x\n",
|
|
io->io2.minimum, io->io2.maximum,
|
|
io->io2.address_length);
|
|
release_region(io->io1.minimum,
|
|
io->io1.address_length);
|
|
}
|
|
}
|
|
else {
|
|
spic_dev.cur_ioport = io;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (!spic_dev.cur_ioport) {
|
|
pr_err("Failed to request_region\n");
|
|
result = -ENODEV;
|
|
goto err_remove_compat;
|
|
}
|
|
|
|
/* request IRQ */
|
|
list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
|
|
if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
|
|
0, "sony-laptop", &spic_dev)) {
|
|
dprintk("IRQ: %d - triggering: %d - "
|
|
"polarity: %d - shr: %d\n",
|
|
irq->irq.interrupts[0],
|
|
irq->irq.triggering,
|
|
irq->irq.polarity,
|
|
irq->irq.sharable);
|
|
spic_dev.cur_irq = irq;
|
|
break;
|
|
}
|
|
}
|
|
if (!spic_dev.cur_irq) {
|
|
pr_err("Failed to request_irq\n");
|
|
result = -ENODEV;
|
|
goto err_release_region;
|
|
}
|
|
|
|
/* set resource status _SRS */
|
|
result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
|
|
if (result) {
|
|
pr_err("Couldn't enable device\n");
|
|
goto err_free_irq;
|
|
}
|
|
|
|
spic_dev.bluetooth_power = -1;
|
|
/* create device attributes */
|
|
result = sony_pf_add();
|
|
if (result)
|
|
goto err_disable_device;
|
|
|
|
result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
|
|
if (result)
|
|
goto err_remove_pf;
|
|
|
|
return 0;
|
|
|
|
err_remove_pf:
|
|
sony_pf_remove();
|
|
|
|
err_disable_device:
|
|
sony_pic_disable(device);
|
|
|
|
err_free_irq:
|
|
free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
|
|
|
|
err_release_region:
|
|
release_region(spic_dev.cur_ioport->io1.minimum,
|
|
spic_dev.cur_ioport->io1.address_length);
|
|
if (spic_dev.cur_ioport->io2.minimum)
|
|
release_region(spic_dev.cur_ioport->io2.minimum,
|
|
spic_dev.cur_ioport->io2.address_length);
|
|
|
|
err_remove_compat:
|
|
sonypi_compat_exit();
|
|
|
|
err_remove_input:
|
|
sony_laptop_remove_input();
|
|
|
|
err_free_resources:
|
|
list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
|
|
list_del(&io->list);
|
|
kfree(io);
|
|
}
|
|
list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
|
|
list_del(&irq->list);
|
|
kfree(irq);
|
|
}
|
|
spic_dev.cur_ioport = NULL;
|
|
spic_dev.cur_irq = NULL;
|
|
|
|
return result;
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static int sony_pic_suspend(struct device *dev)
|
|
{
|
|
if (sony_pic_disable(to_acpi_device(dev)))
|
|
return -ENXIO;
|
|
return 0;
|
|
}
|
|
|
|
static int sony_pic_resume(struct device *dev)
|
|
{
|
|
sony_pic_enable(to_acpi_device(dev),
|
|
spic_dev.cur_ioport, spic_dev.cur_irq);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
static SIMPLE_DEV_PM_OPS(sony_pic_pm, sony_pic_suspend, sony_pic_resume);
|
|
|
|
static const struct acpi_device_id sony_pic_device_ids[] = {
|
|
{SONY_PIC_HID, 0},
|
|
{"", 0},
|
|
};
|
|
|
|
static struct acpi_driver sony_pic_driver = {
|
|
.name = SONY_PIC_DRIVER_NAME,
|
|
.class = SONY_PIC_CLASS,
|
|
.ids = sony_pic_device_ids,
|
|
.owner = THIS_MODULE,
|
|
.ops = {
|
|
.add = sony_pic_add,
|
|
.remove = sony_pic_remove,
|
|
},
|
|
.drv.pm = &sony_pic_pm,
|
|
};
|
|
|
|
static struct dmi_system_id __initdata sonypi_dmi_table[] = {
|
|
{
|
|
.ident = "Sony Vaio",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Sony Vaio",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
static int __init sony_laptop_init(void)
|
|
{
|
|
int result;
|
|
|
|
if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
|
|
result = acpi_bus_register_driver(&sony_pic_driver);
|
|
if (result) {
|
|
pr_err("Unable to register SPIC driver\n");
|
|
goto out;
|
|
}
|
|
spic_drv_registered = 1;
|
|
}
|
|
|
|
result = acpi_bus_register_driver(&sony_nc_driver);
|
|
if (result) {
|
|
pr_err("Unable to register SNC driver\n");
|
|
goto out_unregister_pic;
|
|
}
|
|
|
|
return 0;
|
|
|
|
out_unregister_pic:
|
|
if (spic_drv_registered)
|
|
acpi_bus_unregister_driver(&sony_pic_driver);
|
|
out:
|
|
return result;
|
|
}
|
|
|
|
static void __exit sony_laptop_exit(void)
|
|
{
|
|
acpi_bus_unregister_driver(&sony_nc_driver);
|
|
if (spic_drv_registered)
|
|
acpi_bus_unregister_driver(&sony_pic_driver);
|
|
}
|
|
|
|
module_init(sony_laptop_init);
|
|
module_exit(sony_laptop_exit);
|