// SPDX-License-Identifier: GPL-2.0+ /* * lg-laptop.c - LG Gram ACPI features and hotkeys Driver * * Copyright (C) 2018 Matan Ziv-Av <[email protected]> */ #define pr_fmt(fmt) … #include <linux/acpi.h> #include <linux/bits.h> #include <linux/device.h> #include <linux/dev_printk.h> #include <linux/dmi.h> #include <linux/input.h> #include <linux/input/sparse-keymap.h> #include <linux/kernel.h> #include <linux/leds.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/types.h> #include <acpi/battery.h> #define LED_DEVICE(_name, max, flag) … MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; static bool fw_debug; module_param(fw_debug, bool, 0); MODULE_PARM_DESC(…) …; #define LG_ADDRESS_SPACE_ID … #define LG_ADDRESS_SPACE_DEBUG_FLAG_ADR … #define LG_ADDRESS_SPACE_FAN_MODE_ADR … #define LG_ADDRESS_SPACE_DTTM_FLAG_ADR … #define LG_ADDRESS_SPACE_CPU_TEMP_ADR … #define LG_ADDRESS_SPACE_CPU_TRIP_LOW_ADR … #define LG_ADDRESS_SPACE_CPU_TRIP_HIGH_ADR … #define LG_ADDRESS_SPACE_MB_TEMP_ADR … #define LG_ADDRESS_SPACE_MB_TRIP_LOW_ADR … #define LG_ADDRESS_SPACE_MB_TRIP_HIGH_ADR … #define LG_ADDRESS_SPACE_DEBUG_MSG_START_ADR … #define LG_ADDRESS_SPACE_DEBUG_MSG_END_ADR … #define WMI_EVENT_GUID0 … #define WMI_EVENT_GUID1 … #define WMI_EVENT_GUID2 … #define WMI_EVENT_GUID3 … #define WMI_METHOD_WMAB … #define WMI_METHOD_WMBB … #define WMI_EVENT_GUID … #define SB_GGOV_METHOD … #define GOV_TLED … #define WM_GET … #define WM_SET … #define WM_KEY_LIGHT … #define WM_TLED … #define WM_FN_LOCK … #define WM_BATT_LIMIT … #define WM_READER_MODE … #define WM_FAN_MODE … #define WMBB_USB_CHARGE … #define WMBB_BATT_LIMIT … #define PLATFORM_NAME … MODULE_ALIAS(…) …; MODULE_ALIAS(…) …; MODULE_ALIAS(…) …; MODULE_ALIAS(…) …; MODULE_ALIAS(…) …; MODULE_ALIAS(…) …; static struct platform_device *pf_device; static struct input_dev *wmi_input_dev; static u32 inited; #define INIT_INPUT_WMI_0 … #define INIT_INPUT_WMI_2 … #define INIT_INPUT_ACPI … #define INIT_SPARSE_KEYMAP … static int battery_limit_use_wmbb; static struct led_classdev kbd_backlight; static enum led_brightness get_kbd_backlight_level(struct device *dev); static const struct key_entry wmi_keymap[] = …; static int ggov(u32 arg0) { … } static union acpi_object *lg_wmab(struct device *dev, u32 method, u32 arg1, u32 arg2) { … } static union acpi_object *lg_wmbb(struct device *dev, u32 method_id, u32 arg1, u32 arg2) { … } static void wmi_notify(union acpi_object *obj, void *context) { … } static void wmi_input_setup(void) { … } static void acpi_notify(struct acpi_device *device, u32 event) { … } static ssize_t fan_mode_store(struct device *dev, struct device_attribute *attr, const char *buffer, size_t count) { … } static ssize_t fan_mode_show(struct device *dev, struct device_attribute *attr, char *buffer) { … } static ssize_t usb_charge_store(struct device *dev, struct device_attribute *attr, const char *buffer, size_t count) { … } static ssize_t usb_charge_show(struct device *dev, struct device_attribute *attr, char *buffer) { … } static ssize_t reader_mode_store(struct device *dev, struct device_attribute *attr, const char *buffer, size_t count) { … } static ssize_t reader_mode_show(struct device *dev, struct device_attribute *attr, char *buffer) { … } static ssize_t fn_lock_store(struct device *dev, struct device_attribute *attr, const char *buffer, size_t count) { … } static ssize_t fn_lock_show(struct device *dev, struct device_attribute *attr, char *buffer) { … } static ssize_t charge_control_end_threshold_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static ssize_t charge_control_end_threshold_show(struct device *device, struct device_attribute *attr, char *buf) { … } static ssize_t battery_care_limit_show(struct device *dev, struct device_attribute *attr, char *buffer) { … } static ssize_t battery_care_limit_store(struct device *dev, struct device_attribute *attr, const char *buffer, size_t count) { … } static DEVICE_ATTR_RW(fan_mode); static DEVICE_ATTR_RW(usb_charge); static DEVICE_ATTR_RW(reader_mode); static DEVICE_ATTR_RW(fn_lock); static DEVICE_ATTR_RW(charge_control_end_threshold); static DEVICE_ATTR_RW(battery_care_limit); static int lg_battery_add(struct power_supply *battery, struct acpi_battery_hook *hook) { … } static int lg_battery_remove(struct power_supply *battery, struct acpi_battery_hook *hook) { … } static struct acpi_battery_hook battery_hook = …; static struct attribute *dev_attributes[] = …; static const struct attribute_group dev_attribute_group = …; static void tpad_led_set(struct led_classdev *cdev, enum led_brightness brightness) { … } static enum led_brightness tpad_led_get(struct led_classdev *cdev) { … } static LED_DEVICE(tpad_led, 1, 0); static void kbd_backlight_set(struct led_classdev *cdev, enum led_brightness brightness) { … } static enum led_brightness get_kbd_backlight_level(struct device *dev) { … } static enum led_brightness kbd_backlight_get(struct led_classdev *cdev) { … } static LED_DEVICE(kbd_backlight, 255, LED_BRIGHT_HW_CHANGED); static void wmi_input_destroy(void) { … } static struct platform_driver pf_driver = …; static acpi_status lg_laptop_address_space_write(struct device *dev, acpi_physical_address address, size_t size, u64 value) { … } static acpi_status lg_laptop_address_space_read(struct device *dev, acpi_physical_address address, size_t size, u64 *value) { … } static acpi_status lg_laptop_address_space_handler(u32 function, acpi_physical_address address, u32 bits, u64 *value, void *handler_context, void *region_context) { … } static void lg_laptop_remove_address_space_handler(void *data) { … } static int acpi_add(struct acpi_device *device) { … } static void acpi_remove(struct acpi_device *device) { … } static const struct acpi_device_id device_ids[] = …; MODULE_DEVICE_TABLE(acpi, device_ids); static struct acpi_driver acpi_driver = …; static int __init acpi_init(void) { … } static void __exit acpi_exit(void) { … } module_init(…) …; module_exit(acpi_exit);
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