linux-imx

// SPDX-License-Identifier: GPL-2.0-only

/*

 * Asus Wireless Radio Control Driver

 *

 * Copyright (C) 2015-2016 Endless Mobile, Inc.

 */

​

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/init.h>

#include <linux/types.h>

#include <linux/acpi.h>

#include <linux/input.h>

#include <linux/pci_ids.h>

#include <linux/leds.h>

​

struct hswc_params {

    u8 on;

    u8 off;

    u8 status;

};

​

struct asus_wireless_data {

    struct input_dev *idev;

    struct acpi_device *adev;

    const struct hswc_params *hswc_params;

    struct workqueue_struct *wq;

    struct work_struct led_work;

    struct led_classdev led;

    int led_state;

};

​

static const struct hswc_params atk4001_id_params = {

    .on = 0x0,

    .off = 0x1,

    .status = 0x2,

};

​

static const struct hswc_params atk4002_id_params = {

    .on = 0x5,

    .off = 0x4,

    .status = 0x2,

};

​

static const struct acpi_device_id device_ids[] = {

    {"ATK4001", (kernel_ulong_t)&atk4001_id_params},

    {"ATK4002", (kernel_ulong_t)&atk4002_id_params},

    {"", 0},

};

MODULE_DEVICE_TABLE(acpi, device_ids);

​

static acpi_status asus_wireless_method(acpi_handle handle, const char *method,

                    int param, u64 *ret)

{

    struct acpi_object_list p;

    union acpi_object obj;

    acpi_status s;

​

    acpi_handle_debug(handle, "Evaluating method %s, parameter %#x\n",

              method, param);

    obj.type = ACPI_TYPE_INTEGER;

    obj.integer.value = param;

    p.count = 1;