| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * ACPI Sony Notebook Control Driver (SNC and SPIC) |
| * |
| * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net> |
| * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it> |
| * |
| * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c |
| * which are copyrighted by their respective authors. |
| * |
| * The SNY6001 driver part is based on the sonypi driver which includes |
| * material from: |
| * |
| * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> |
| * |
| * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> |
| * |
| * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com> |
| * |
| * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> |
| * |
| * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> |
| * |
| * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> |
| * |
| * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> |
| * |
| * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. |
| */ |
| |
| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| |
| #include <linux/kernel.h> |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/init.h> |
| #include <linux/types.h> |
| #include <linux/backlight.h> |
| #include <linux/platform_device.h> |
| #include <linux/err.h> |
| #include <linux/dmi.h> |
| #include <linux/pci.h> |
| #include <linux/interrupt.h> |
| #include <linux/delay.h> |
| #include <linux/input.h> |
| #include <linux/kfifo.h> |
| #include <linux/workqueue.h> |
| #include <linux/acpi.h> |
| #include <linux/slab.h> |
| #include <linux/sonypi.h> |
| #include <linux/sony-laptop.h> |
| #include <linux/rfkill.h> |
| #ifdef CONFIG_SONYPI_COMPAT |
| #include <linux/poll.h> |
| #include <linux/miscdevice.h> |
| #endif |
| #include <linux/uaccess.h> |
| #include <acpi/video.h> |
| |
| #define dprintk(fmt, ...) \ |
| do { \ |
| if (debug) \ |
| pr_warn(fmt, ##__VA_ARGS__); \ |
| } while (0) |
| |
| #define SONY_NC_CLASS "sony-nc" |
| #define SONY_NC_HID "SNY5001" |
| #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver" |
| |
| #define SONY_PIC_CLASS "sony-pic" |
| #define SONY_PIC_HID "SNY6001" |
| #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver" |
| |
| MODULE_AUTHOR("Stelian Pop, Mattia Dongili"); |
| MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)"); |
| MODULE_LICENSE("GPL"); |
| |
| static int debug; |
| module_param(debug, int, 0); |
| MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help " |
| "the development of this driver"); |
| |
| static int no_spic; /* = 0 */ |
| module_param(no_spic, int, 0444); |
| MODULE_PARM_DESC(no_spic, |
| "set this if you don't want to enable the SPIC device"); |
| |
| static int compat; /* = 0 */ |
| module_param(compat, int, 0444); |
| MODULE_PARM_DESC(compat, |
| "set this if you want to enable backward compatibility mode"); |
| |
| static unsigned long mask = 0xffffffff; |
| module_param(mask, ulong, 0644); |
| MODULE_PARM_DESC(mask, |
| "set this to the mask of event you want to enable (see doc)"); |
| |
| static int camera; /* = 0 */ |
| module_param(camera, int, 0444); |
| MODULE_PARM_DESC(camera, |
| "set this to 1 to enable Motion Eye camera controls " |
| "(only use it if you have a C1VE or C1VN model)"); |
| |
| #ifdef CONFIG_SONYPI_COMPAT |
| static int minor = -1; |
| module_param(minor, int, 0); |
| MODULE_PARM_DESC(minor, |
| "minor number of the misc device for the SPIC compatibility code, " |
| "default is -1 (automatic)"); |
| #endif |
| |
| static int kbd_backlight = -1; |
| module_param(kbd_backlight, int, 0444); |
| MODULE_PARM_DESC(kbd_backlight, |
| "set this to 0 to disable keyboard backlight, " |
| "1 to enable it with automatic control and 2 to have it always " |
| "on (default: no change from current value)"); |
| |
| static int kbd_backlight_timeout = -1; |
| module_param(kbd_backlight_timeout, int, 0444); |
| MODULE_PARM_DESC(kbd_backlight_timeout, |
| "meaningful values vary from 0 to 3 and their meaning depends " |
| "on the model (default: no change from current value)"); |
| |
| #ifdef CONFIG_PM_SLEEP |
| static void sony_nc_thermal_resume(void); |
| #endif |
| static int sony_nc_kbd_backlight_setup(struct platform_device *pd, |
| unsigned int handle); |
| static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd, |
| unsigned int handle); |
| |
| static int sony_nc_battery_care_setup(struct platform_device *pd, |
| unsigned int handle); |
| static void sony_nc_battery_care_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_thermal_setup(struct platform_device *pd); |
| static void sony_nc_thermal_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_lid_resume_setup(struct platform_device *pd, |
| unsigned int handle); |
| static void sony_nc_lid_resume_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_gfx_switch_setup(struct platform_device *pd, |
| unsigned int handle); |
| static void sony_nc_gfx_switch_cleanup(struct platform_device *pd); |
| static int __sony_nc_gfx_switch_status_get(void); |
| |
| static int sony_nc_highspeed_charging_setup(struct platform_device *pd); |
| static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_lowbatt_setup(struct platform_device *pd); |
| static void sony_nc_lowbatt_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_fanspeed_setup(struct platform_device *pd); |
| static void sony_nc_fanspeed_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_usb_charge_setup(struct platform_device *pd); |
| static void sony_nc_usb_charge_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_panelid_setup(struct platform_device *pd); |
| static void sony_nc_panelid_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_smart_conn_setup(struct platform_device *pd); |
| static void sony_nc_smart_conn_cleanup(struct platform_device *pd); |
| |
| static int sony_nc_touchpad_setup(struct platform_device *pd, |
| unsigned int handle); |
| static void sony_nc_touchpad_cleanup(struct platform_device *pd); |
| |
| enum sony_nc_rfkill { |
| SONY_WIFI, |
| SONY_BLUETOOTH, |
| SONY_WWAN, |
| SONY_WIMAX, |
| N_SONY_RFKILL, |
| }; |
| |
| static int sony_rfkill_handle; |
| static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL]; |
| static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900}; |
| static int sony_nc_rfkill_setup(struct acpi_device *device, |
| unsigned int handle); |
| static void sony_nc_rfkill_cleanup(void); |
| static void sony_nc_rfkill_update(void); |
| |
| /*********** Input Devices ***********/ |
| |
| #define SONY_LAPTOP_BUF_SIZE 128 |
| struct sony_laptop_input_s { |
| atomic_t users; |
| struct input_dev *jog_dev; |
| struct input_dev *key_dev; |
| struct kfifo fifo; |
| spinlock_t fifo_lock; |
| struct timer_list release_key_timer; |
| }; |
| |
| static struct sony_laptop_input_s sony_laptop_input = { |
| .users = ATOMIC_INIT(0), |
| }; |
| |
| struct sony_laptop_keypress { |
| struct input_dev *dev; |
| int key; |
| }; |
| |
| /* Correspondance table between sonypi events |
| * and input layer indexes in the keymap |
| */ |
| static const int sony_laptop_input_index[] = { |
| -1, /* 0 no event */ |
| -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */ |
| -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */ |
| -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */ |
| -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */ |
| -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */ |
| -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */ |
| 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */ |
| 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */ |
| 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */ |
| 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */ |
| 4, /* 11 SONYPI_EVENT_FNKEY_ESC */ |
| 5, /* 12 SONYPI_EVENT_FNKEY_F1 */ |
| 6, /* 13 SONYPI_EVENT_FNKEY_F2 */ |
| 7, /* 14 SONYPI_EVENT_FNKEY_F3 */ |
| 8, /* 15 SONYPI_EVENT_FNKEY_F4 */ |
| 9, /* 16 SONYPI_EVENT_FNKEY_F5 */ |
| 10, /* 17 SONYPI_EVENT_FNKEY_F6 */ |
| 11, /* 18 SONYPI_EVENT_FNKEY_F7 */ |
| 12, /* 19 SONYPI_EVENT_FNKEY_F8 */ |
| 13, /* 20 SONYPI_EVENT_FNKEY_F9 */ |
| 14, /* 21 SONYPI_EVENT_FNKEY_F10 */ |
| 15, /* 22 SONYPI_EVENT_FNKEY_F11 */ |
| 16, /* 23 SONYPI_EVENT_FNKEY_F12 */ |
| 17, /* 24 SONYPI_EVENT_FNKEY_1 */ |
| 18, /* 25 SONYPI_EVENT_FNKEY_2 */ |
| 19, /* 26 SONYPI_EVENT_FNKEY_D */ |
| 20, /* 27 SONYPI_EVENT_FNKEY_E */ |
| 21, /* 28 SONYPI_EVENT_FNKEY_F */ |
| 22, /* 29 SONYPI_EVENT_FNKEY_S */ |
| 23, /* 30 SONYPI_EVENT_FNKEY_B */ |
| 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */ |
| 25, /* 32 SONYPI_EVENT_PKEY_P1 */ |
| 26, /* 33 SONYPI_EVENT_PKEY_P2 */ |
| 27, /* 34 SONYPI_EVENT_PKEY_P3 */ |
| 28, /* 35 SONYPI_EVENT_BACK_PRESSED */ |
| -1, /* 36 SONYPI_EVENT_LID_CLOSED */ |
| -1, /* 37 SONYPI_EVENT_LID_OPENED */ |
| 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */ |
| 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */ |
| 31, /* 40 SONYPI_EVENT_HELP_PRESSED */ |
| 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */ |
| 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */ |
| 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */ |
| 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */ |
| 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */ |
| 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */ |
| 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */ |
| 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */ |
| 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */ |
| 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */ |
| 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */ |
| 43, /* 52 SONYPI_EVENT_MEYE_FACE */ |
| 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */ |
| 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */ |
| 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */ |
| -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */ |
| -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */ |
| -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */ |
| -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */ |
| 47, /* 60 SONYPI_EVENT_WIRELESS_ON */ |
| 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */ |
| 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */ |
| 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */ |
| 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */ |
| 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */ |
| 53, /* 66 SONYPI_EVENT_PKEY_P4 */ |
| 54, /* 67 SONYPI_EVENT_PKEY_P5 */ |
| 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */ |
| 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */ |
| 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */ |
| -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */ |
| 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */ |
| 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */ |
| }; |
| |
| static int sony_laptop_input_keycode_map[] = { |
| KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */ |
| KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */ |
| KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */ |
| KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */ |
| KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */ |
| KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */ |
| KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */ |
| KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */ |
| KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */ |
| KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */ |
| KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */ |
| KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */ |
| KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */ |
| KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */ |
| KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */ |
| KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */ |
| KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */ |
| KEY_FN_1, /* 17 SONYPI_EVENT_FNKEY_1 */ |
| KEY_FN_2, /* 18 SONYPI_EVENT_FNKEY_2 */ |
| KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */ |
| KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */ |
| KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */ |
| KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */ |
| KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */ |
| KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */ |
| KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */ |
| KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */ |
| KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */ |
| KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */ |
| KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */ |
| KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */ |
| KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */ |
| KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */ |
| KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */ |
| KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */ |
| KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */ |
| KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */ |
| KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */ |
| KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */ |
| KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */ |
| KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */ |
| KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */ |
| BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */ |
| KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */ |
| KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */ |
| KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */ |
| KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */ |
| KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */ |
| KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */ |
| KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */ |
| KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */ |
| KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */ |
| KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */ |
| KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */ |
| KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */ |
| KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */ |
| KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */ |
| KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */ |
| KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */ |
| KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */ |
| }; |
| |
| /* release buttons after a short delay if pressed */ |
| static void do_sony_laptop_release_key(struct timer_list *unused) |
| { |
| struct sony_laptop_keypress kp; |
| unsigned long flags; |
| |
| spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags); |
| |
| if (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); |
| } |
| |
| /* If there is something in the fifo schedule next release. */ |
| if (kfifo_len(&sony_laptop_input.fifo) != 0) |
| mod_timer(&sony_laptop_input.release_key_timer, |
| jiffies + msecs_to_jiffies(10)); |
| |
| spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags); |
| } |
| |
| /* forward event to the input subsystem */ |
| static void sony_laptop_report_input_event(u8 event) |
| { |
| struct input_dev *jog_dev = sony_laptop_input.jog_dev; |
| struct input_dev *key_dev = sony_laptop_input.key_dev; |
| struct sony_laptop_keypress kp = { NULL }; |
| int scancode = -1; |
| |
| 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; |
| } |
| |
| timer_setup(&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", |
| } |
| }; |
| 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; |
| } |
| |
| #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) |
| { |
| int ret = 0; |
| size_t len; |
| union acpi_object *object = __call_snc_method(handle, name, value); |
| |
| if (!object) |
| return -EINVAL; |
| |
| if (!buffer) { |
| /* do nothing */ |
| } else if (object->type == ACPI_TYPE_BUFFER) { |
| len = MIN(buflen, object->buffer.length); |
| memset(buffer, 0, buflen); |
| memcpy(buffer, object->buffer.pointer, len); |
| |
| } else if (object->type == ACPI_TYPE_INTEGER) { |
| len = MIN(buflen, sizeof(object->integer.value)); |
| memset(buffer, 0, buflen); |
| memcpy(buffer, &object->integer.value, len); |
| |
| } else { |
| pr_warn("Unexpected acpi_object: 0x%x\n", object->type); |
| ret = -EINVAL; |
| } |
| |
| kfree(object); |
| return ret; |
| } |
| |
| static int sony_nc_int_call(acpi_handle handle, char *name, int *value, int |
| *result) |
| { |
| int ret; |
| |
| if (value) { |
| u64 v = *value; |
| |
| ret = sony_nc_buffer_call(handle, name, &v, result, |
| sizeof(*result)); |
| } else { |
| ret = sony_nc_buffer_call(handle, name, NULL, result, |
| sizeof(*result)); |
| } |
| return ret; |
| } |
| |
| 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 += scnprintf(buffer + len, PAGE_SIZE - len, "0x%.4x ", |
| handles->cap[i]); |
| } |
| len += scnprintf(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; |
| }; |
| static 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 }, |
| { 0xa8, SONYPI_EVENT_FNKEY_1 }, |
| { 0x28, 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; |
| int ret; |
| |
| 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; |
| ret = sony_nc_hotkeys_decode(event, handle); |
| |
| if (ret > 0) { |
| sony_laptop_report_input_event(ret); |
| real_ev = ret; |
| } |
| |
| 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 == 0x1) ? "switch change" : |
| (result == 0x2) ? "output switch" : |
| (result == 0x3) ? "output switch" : |
| ""); |
| |
| ev_type = GFX_SWITCH; |
| real_ev = __sony_nc_gfx_switch_status_get(); |
| break; |
| |
| case 0x015B: |
| /* Hybrid GFX switching SVS151290S */ |
| ev_type = GFX_SWITCH; |
| real_ev = __sony_nc_gfx_switch_status_get(); |
| 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_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: |
| case 0x015D: |
| result = sony_nc_lid_resume_setup(pf_device, handle); |
| 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 0x0128: |
| case 0x0146: |
| case 0x015B: |
| result = sony_nc_gfx_switch_setup(pf_device, handle); |
| if (result) |
| pr_err("couldn't set up GFX Switch status (%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: |
| case 0x014b: |
| case 0x014c: |
| case 0x0153: |
| case 0x0163: |
| result = sony_nc_kbd_backlight_setup(pf_device, handle); |
| if (result) |
| pr_err("couldn't set up keyboard backlight function (%d)\n", |
| result); |
| break; |
| case 0x0121: |
| result = sony_nc_lowbatt_setup(pf_device); |
| if (result) |
| pr_err("couldn't set up low battery function (%d)\n", |
| result); |
| break; |
| case 0x0149: |
| result = sony_nc_fanspeed_setup(pf_device); |
| if (result) |
| pr_err("couldn't set up fan speed function (%d)\n", |
| result); |
| break; |
| case 0x0155: |
| result = sony_nc_usb_charge_setup(pf_device); |
| if (result) |
| pr_err("couldn't set up USB charge support (%d)\n", |
| result); |
| break; |
| case 0x011D: |
| result = sony_nc_panelid_setup(pf_device); |
| if (result) |
| pr_err("couldn't set up panel ID function (%d)\n", |
| result); |
| break; |
| case 0x0168: |
| result = sony_nc_smart_conn_setup(pf_device); |
| if (result) |
| pr_err("couldn't set up smart connect support (%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; |
| |
| if (!handles) |
| return; |
| |
| /* 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: |
| case 0x015D: |
| sony_nc_lid_resume_cleanup(pd); |
| break; |
| case 0x0122: |
| sony_nc_thermal_cleanup(pd); |
| break; |
| case 0x0128: |
| case 0x0146: |
| case 0x015B: |
| sony_nc_gfx_switch_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: |
| case 0x014b: |
| case 0x014c: |
| case 0x0153: |
| case 0x0163: |
| sony_nc_kbd_backlight_cleanup(pd, handle); |
| break; |
| case 0x0121: |
| sony_nc_lowbatt_cleanup(pd); |
| break; |
| case 0x0149: |
| sony_nc_fanspeed_cleanup(pd); |
| break; |
| case 0x0155: |
| sony_nc_usb_charge_cleanup(pd); |
| break; |
| case 0x011D: |
| sony_nc_panelid_cleanup(pd); |
| break; |
| case 0x0168: |
| sony_nc_smart_conn_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; |
| 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; |
| |
| 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_has_method(sony_nc_acpi_handle, "ECON")) { |
| int arg = 1; |
| if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL)) |
| dprintk("ECON Method failed\n"); |
| } |
| |
| if (acpi_has_method(sony_nc_acpi_handle, "SN00")) |
| 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 |= 0x070000; |
| |
| 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; |
| 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; |
| |
| err = sony_call_snc_handle(sony_rfkill_handle, 0x200, &result); |
| if (err < 0) { |
| rfkill_destroy(rfk); |
| return err; |
| } |
| hwblock = !(result & 0x1); |
| |
| err = sony_call_snc_handle(sony_rfkill_handle, |
| sony_rfkill_address[nc_type], |
| &result); |
| if (err < 0) { |
| rfkill_destroy(rfk); |
| return err; |
| } |
| 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; |
| unsigned int has_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 > 2) |
| 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 */ |
| if (value != 1) |
| sony_call_snc_handle(kbdbl_ctl->handle, |
| (value << 0x0f) | (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 probe_base = 0; |
| int ctl_base = 0; |
| int ret = 0; |
| |
| if (kbdbl_ctl) { |
| pr_warn("handle 0x%.4x: keyboard backlight setup already done for 0x%.4x\n", |
| handle, kbdbl_ctl->handle); |
| return -EBUSY; |
| } |
| |
| /* verify the kbd backlight presence, some of these handles are not used |
| * for keyboard backlight only |
| */ |
| switch (handle) { |
| case 0x0153: |
| probe_base = 0x0; |
| ctl_base = 0x0; |
| break; |
| case 0x0137: |
| probe_base = 0x0B00; |
| ctl_base = 0x0C00; |
| break; |
| default: |
| probe_base = 0x0100; |
| ctl_base = 0x4000; |
| break; |
| } |
| |
| /* |
| * Only probe if there is a separate probe_base, otherwise the probe call |
| * is equivalent to __sony_nc_kbd_backlight_mode_set(0), resulting in |
| * the keyboard backlight being turned off. |
| */ |
| if (probe_base) { |
| ret = sony_call_snc_handle(handle, probe_base, &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->mode = kbd_backlight; |
| kbdbl_ctl->timeout = kbd_backlight_timeout; |
| kbdbl_ctl->handle = handle; |
| kbdbl_ctl->base = ctl_base; |
| /* Some models do not allow timeout control */ |
| kbdbl_ctl->has_timeout = handle != 0x0153; |
| |
| 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; |
| |
| ret = device_create_file(&pd->dev, &kbdbl_ctl->mode_attr); |
| if (ret) |
| goto outkzalloc; |
| |
| __sony_nc_kbd_backlight_mode_set(kbdbl_ctl->mode); |
| |
| if (kbdbl_ctl->has_timeout) { |
| 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->timeout_attr); |
| if (ret) |
| goto outmode; |
| |
| __sony_nc_kbd_backlight_timeout_set(kbdbl_ctl->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, |
| unsigned int handle) |
| { |
| if (kbdbl_ctl && handle == kbdbl_ctl->handle) { |
| device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr); |
| if (kbdbl_ctl->has_timeout) |
| device_remove_file(&pd->dev, &kbdbl_ctl->timeout_attr); |
| kfree(kbdbl_ctl); |
| kbdbl_ctl = NULL; |
| } |
| } |
| |
| 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 += scnprintf(buffer + idx, PAGE_SIZE - idx, "%s ", |
| snc_thermal_profiles[cnt]); |
| } |
| idx += scnprintf(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) |
| { |
| int status; |
| |
| if (!th_handle) |
| return; |
| |
| status = sony_nc_thermal_mode_get(); |
| |
| if (status != th_handle->mode) |
| sony_nc_thermal_mode_set(th_handle->mode); |
| } |
| #endif |
| |
| /* resume on LID open */ |
| #define LID_RESUME_S5 0 |
| #define LID_RESUME_S4 1 |
| #define LID_RESUME_S3 2 |
| #define LID_RESUME_MAX 3 |
| struct snc_lid_resume_control { |
| struct device_attribute attrs[LID_RESUME_MAX]; |
| unsigned int status; |
| int handle; |
| }; |
| 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; |
| unsigned long value; |
| unsigned int pos = LID_RESUME_S5; |
| 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 |
| */ |
| while (pos < LID_RESUME_MAX) { |
| if (&lid_ctl->attrs[pos].attr == &attr->attr) |
| break; |
| pos++; |
| } |
| if (pos == LID_RESUME_MAX) |
| return -EINVAL; |
| |
| if (value) |
| value = lid_ctl->status | (1 << pos); |
| else |
| value = lid_ctl->status & ~(1 << pos); |
| |
| if (sony_call_snc_handle(lid_ctl->handle, 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 = LID_RESUME_S5; |
| |
| while (pos < LID_RESUME_MAX) { |
| if (&lid_ctl->attrs[pos].attr == &attr->attr) |
| return snprintf(buffer, PAGE_SIZE, "%d\n", |
| (lid_ctl->status >> pos) & 0x01); |
| pos++; |
| } |
| return -EINVAL; |
| } |
| |
| static int sony_nc_lid_resume_setup(struct platform_device *pd, |
| unsigned int handle) |
| { |
| unsigned int result; |
| int i; |
| |
| if (sony_call_snc_handle(handle, 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; |
| lid_ctl->handle = handle; |
| |
| sysfs_attr_init(&lid_ctl->attrs[0].attr); |
| lid_ctl->attrs[LID_RESUME_S5].attr.name = "lid_resume_S5"; |
| lid_ctl->attrs[LID_RESUME_S5].attr.mode = S_IRUGO | S_IWUSR; |
| lid_ctl->attrs[LID_RESUME_S5].show = sony_nc_lid_resume_show; |
| lid_ctl->attrs[LID_RESUME_S5].store = sony_nc_lid_resume_store; |
| |
| if (handle == 0x0119) { |
| sysfs_attr_init(&lid_ctl->attrs[1].attr); |
| lid_ctl->attrs[LID_RESUME_S4].attr.name = "lid_resume_S4"; |
| lid_ctl->attrs[LID_RESUME_S4].attr.mode = S_IRUGO | S_IWUSR; |
| lid_ctl->attrs[LID_RESUME_S4].show = sony_nc_lid_resume_show; |
| lid_ctl->attrs[LID_RESUME_S4].store = sony_nc_lid_resume_store; |
| |
| sysfs_attr_init(&lid_ctl->attrs[2].attr); |
| lid_ctl->attrs[LID_RESUME_S3].attr.name = "lid_resume_S3"; |
| lid_ctl->attrs[LID_RESUME_S3].attr.mode = S_IRUGO | S_IWUSR; |
| lid_ctl->attrs[LID_RESUME_S3].show = sony_nc_lid_resume_show; |
| lid_ctl->attrs[LID_RESUME_S3].store = sony_nc_lid_resume_store; |
| } |
| for (i = 0; i < LID_RESUME_MAX && |
| lid_ctl->attrs[i].attr.name; i++) { |
| result = device_create_file(&pd->dev, &lid_ctl->attrs[i]); |
| if (result) |
| goto liderror; |
| } |
| |
| return 0; |
| |
| liderror: |
| for (i--; 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 < LID_RESUME_MAX; i++) { |
| if (!lid_ctl->attrs[i].attr.name) |
| break; |
| |
| device_remove_file(&pd->dev, &lid_ctl->attrs[i]); |
| } |
| |
| kfree(lid_ctl); |
| lid_ctl = NULL; |
| } |
| } |
| |
| /* GFX Switch position */ |
| enum gfx_switch { |
| SPEED, |
| STAMINA, |
| AUTO |
| }; |
| struct snc_gfx_switch_control { |
| struct device_attribute attr; |
| unsigned int handle; |
| }; |
| static struct snc_gfx_switch_control *gfxs_ctl; |
| |
| /* returns 0 for speed, 1 for stamina */ |
| static int __sony_nc_gfx_switch_status_get(void) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(gfxs_ctl->handle, |
| gfxs_ctl->handle == 0x015B ? 0x0000 : 0x0100, |
| &result)) |
| return -EIO; |
| |
| switch (gfxs_ctl->handle) { |
| case 0x0146: |
| /* 1: discrete GFX (speed) |
| * 0: integrated GFX (stamina) |
| */ |
| return result & 0x1 ? SPEED : STAMINA; |
| case 0x015B: |
| /* 0: discrete GFX (speed) |
| * 1: integrated GFX (stamina) |
| */ |
| return result & 0x1 ? STAMINA : SPEED; |
| case 0x0128: |
| /* it's a more elaborated bitmask, for now: |
| * 2: integrated GFX (stamina) |
| * 0: discrete GFX (speed) |
| */ |
| dprintk("GFX Status: 0x%x\n", result); |
| return result & 0x80 ? AUTO : |
| result & 0x02 ? STAMINA : SPEED; |
| } |
| return -EINVAL; |
| } |
| |
| static ssize_t sony_nc_gfx_switch_status_show(struct device *dev, |
| struct device_attribute *attr, |
| char *buffer) |
| { |
| int pos = __sony_nc_gfx_switch_status_get(); |
| |
| if (pos < 0) |
| return pos; |
| |
| return snprintf(buffer, PAGE_SIZE, "%s\n", |
| pos == SPEED ? "speed" : |
| pos == STAMINA ? "stamina" : |
| pos == AUTO ? "auto" : "unknown"); |
| } |
| |
| static int sony_nc_gfx_switch_setup(struct platform_device *pd, |
| unsigned int handle) |
| { |
| unsigned int result; |
| |
| gfxs_ctl = kzalloc(sizeof(struct snc_gfx_switch_control), GFP_KERNEL); |
| if (!gfxs_ctl) |
| return -ENOMEM; |
| |
| gfxs_ctl->handle = handle; |
| |
| sysfs_attr_init(&gfxs_ctl->attr.attr); |
| gfxs_ctl->attr.attr.name = "gfx_switch_status"; |
| gfxs_ctl->attr.attr.mode = S_IRUGO; |
| gfxs_ctl->attr.show = sony_nc_gfx_switch_status_show; |
| |
| result = device_create_file(&pd->dev, &gfxs_ctl->attr); |
| if (result) |
| goto gfxerror; |
| |
| return 0; |
| |
| gfxerror: |
| kfree(gfxs_ctl); |
| gfxs_ctl = NULL; |
| |
| return result; |
| } |
| |
| static void sony_nc_gfx_switch_cleanup(struct platform_device *pd) |
| { |
| if (gfxs_ctl) { |
| device_remove_file(&pd->dev, &gfxs_ctl->attr); |
| |
| kfree(gfxs_ctl); |
| gfxs_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; |
| } |
| } |
| |
| /* low battery function */ |
| static struct device_attribute *lowbatt_handle; |
| |
| static ssize_t sony_nc_lowbatt_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(0x0121, value << 8, &result)) |
| return -EIO; |
| |
| return count; |
| } |
| |
| static ssize_t sony_nc_lowbatt_show(struct device *dev, |
| struct device_attribute *attr, char *buffer) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x0121, 0x0200, &result)) |
| return -EIO; |
| |
| return snprintf(buffer, PAGE_SIZE, "%d\n", result & 1); |
| } |
| |
| static int sony_nc_lowbatt_setup(struct platform_device *pd) |
| { |
| unsigned int result; |
| |
| lowbatt_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!lowbatt_handle) |
| return -ENOMEM; |
| |
| sysfs_attr_init(&lowbatt_handle->attr); |
| lowbatt_handle->attr.name = "lowbatt_hibernate"; |
| lowbatt_handle->attr.mode = S_IRUGO | S_IWUSR; |
| lowbatt_handle->show = sony_nc_lowbatt_show; |
| lowbatt_handle->store = sony_nc_lowbatt_store; |
| |
| result = device_create_file(&pd->dev, lowbatt_handle); |
| if (result) { |
| kfree(lowbatt_handle); |
| lowbatt_handle = NULL; |
| return result; |
| } |
| |
| return 0; |
| } |
| |
| static void sony_nc_lowbatt_cleanup(struct platform_device *pd) |
| { |
| if (lowbatt_handle) { |
| device_remove_file(&pd->dev, lowbatt_handle); |
| kfree(lowbatt_handle); |
| lowbatt_handle = NULL; |
| } |
| } |
| |
| /* fan speed function */ |
| static struct device_attribute *fan_handle, *hsf_handle; |
| |
| static ssize_t sony_nc_hsfan_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(0x0149, value << 0x10 | 0x0200, &result)) |
| return -EIO; |
| |
| return count; |
| } |
| |
| static ssize_t sony_nc_hsfan_show(struct device *dev, |
| struct device_attribute *attr, char *buffer) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x0149, 0x0100, &result)) |
| return -EIO; |
| |
| return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01); |
| } |
| |
| static ssize_t sony_nc_fanspeed_show(struct device *dev, |
| struct device_attribute *attr, char *buffer) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x0149, 0x0300, &result)) |
| return -EIO; |
| |
| return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0xff); |
| } |
| |
| static int sony_nc_fanspeed_setup(struct platform_device *pd) |
| { |
| unsigned int result; |
| |
| fan_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!fan_handle) |
| return -ENOMEM; |
| |
| hsf_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!hsf_handle) { |
| result = -ENOMEM; |
| goto out_hsf_handle_alloc; |
| } |
| |
| sysfs_attr_init(&fan_handle->attr); |
| fan_handle->attr.name = "fanspeed"; |
| fan_handle->attr.mode = S_IRUGO; |
| fan_handle->show = sony_nc_fanspeed_show; |
| fan_handle->store = NULL; |
| |
| sysfs_attr_init(&hsf_handle->attr); |
| hsf_handle->attr.name = "fan_forced"; |
| hsf_handle->attr.mode = S_IRUGO | S_IWUSR; |
| hsf_handle->show = sony_nc_hsfan_show; |
| hsf_handle->store = sony_nc_hsfan_store; |
| |
| result = device_create_file(&pd->dev, fan_handle); |
| if (result) |
| goto out_fan_handle; |
| |
| result = device_create_file(&pd->dev, hsf_handle); |
| if (result) |
| goto out_hsf_handle; |
| |
| return 0; |
| |
| out_hsf_handle: |
| device_remove_file(&pd->dev, fan_handle); |
| |
| out_fan_handle: |
| kfree(hsf_handle); |
| hsf_handle = NULL; |
| |
| out_hsf_handle_alloc: |
| kfree(fan_handle); |
| fan_handle = NULL; |
| return result; |
| } |
| |
| static void sony_nc_fanspeed_cleanup(struct platform_device *pd) |
| { |
| if (fan_handle) { |
| device_remove_file(&pd->dev, fan_handle); |
| kfree(fan_handle); |
| fan_handle = NULL; |
| } |
| if (hsf_handle) { |
| device_remove_file(&pd->dev, hsf_handle); |
| kfree(hsf_handle); |
| hsf_handle = NULL; |
| } |
| } |
| |
| /* USB charge function */ |
| static struct device_attribute *uc_handle; |
| |
| static ssize_t sony_nc_usb_charge_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(0x0155, value << 0x10 | 0x0100, &result)) |
| return -EIO; |
| |
| return count; |
| } |
| |
| static ssize_t sony_nc_usb_charge_show(struct device *dev, |
| struct device_attribute *attr, char *buffer) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x0155, 0x0000, &result)) |
| return -EIO; |
| |
| return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01); |
| } |
| |
| static int sony_nc_usb_charge_setup(struct platform_device *pd) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x0155, 0x0000, &result) || !(result & 0x01)) { |
| /* some models advertise the handle but have no implementation |
| * for it |
| */ |
| pr_info("No USB Charge capability found\n"); |
| return 0; |
| } |
| |
| uc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!uc_handle) |
| return -ENOMEM; |
| |
| sysfs_attr_init(&uc_handle->attr); |
| uc_handle->attr.name = "usb_charge"; |
| uc_handle->attr.mode = S_IRUGO | S_IWUSR; |
| uc_handle->show = sony_nc_usb_charge_show; |
| uc_handle->store = sony_nc_usb_charge_store; |
| |
| result = device_create_file(&pd->dev, uc_handle); |
| if (result) { |
| kfree(uc_handle); |
| uc_handle = NULL; |
| return result; |
| } |
| |
| return 0; |
| } |
| |
| static void sony_nc_usb_charge_cleanup(struct platform_device *pd) |
| { |
| if (uc_handle) { |
| device_remove_file(&pd->dev, uc_handle); |
| kfree(uc_handle); |
| uc_handle = NULL; |
| } |
| } |
| |
| /* Panel ID function */ |
| static struct device_attribute *panel_handle; |
| |
| static ssize_t sony_nc_panelid_show(struct device *dev, |
| struct device_attribute *attr, char *buffer) |
| { |
| unsigned int result; |
| |
| if (sony_call_snc_handle(0x011D, 0x0000, &result)) |
| return -EIO; |
| |
| return snprintf(buffer, PAGE_SIZE, "%d\n", result); |
| } |
| |
| static int sony_nc_panelid_setup(struct platform_device *pd) |
| { |
| unsigned int result; |
| |
| panel_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!panel_handle) |
| return -ENOMEM; |
| |
| sysfs_attr_init(&panel_handle->attr); |
| panel_handle->attr.name = "panel_id"; |
| panel_handle->attr.mode = S_IRUGO; |
| panel_handle->show = sony_nc_panelid_show; |
| panel_handle->store = NULL; |
| |
| result = device_create_file(&pd->dev, panel_handle); |
| if (result) { |
| kfree(panel_handle); |
| panel_handle = NULL; |
| return result; |
| } |
| |
| return 0; |
| } |
| |
| static void sony_nc_panelid_cleanup(struct platform_device *pd) |
| { |
| if (panel_handle) { |
| device_remove_file(&pd->dev, panel_handle); |
| kfree(panel_handle); |
| panel_handle = NULL; |
| } |
| } |
| |
| /* smart connect function */ |
| static struct device_attribute *sc_handle; |
| |
| static ssize_t sony_nc_smart_conn_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(0x0168, value << 0x10, &result)) |
| return -EIO; |
| |
| return count; |
| } |
| |
| static int sony_nc_smart_conn_setup(struct platform_device *pd) |
| { |
| unsigned int result; |
| |
| sc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL); |
| if (!sc_handle) |
| return -ENOMEM; |
| |
| sysfs_attr_init(&sc_handle->attr); |
| sc_handle->attr.name = "smart_connect"; |
| sc_handle->attr.mode = S_IWUSR; |
| sc_handle->show = NULL; |
| sc_handle->store = sony_nc_smart_conn_store; |
| |
| result = device_create_file(&pd->dev, sc_handle); |
| if (result) { |
| kfree(sc_handle); |
| sc_handle = NULL; |
| return result; |
| } |
| |
| return 0; |
| } |
| |
| static void sony_nc_smart_conn_cleanup(struct platform_device *pd) |
| { |
| if (sc_handle) { |
| device_remove_file(&pd->dev, sc_handle); |
| kfree(sc_handle); |
| sc_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: |
| case 0x14b: |
| case 0x14c: |
| 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) |
| { |
| 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); |
|