#include <linux/init.h>

#include <linux/input.h>

#define DRIVER_NAME "my_input_driver"

#define DEVICE_NAME "my_input_device"

static struct input_dev *input_device;

static int my_input_open(struct input_dev *dev)

{

// 處理設(shè)備打開操作

return 0;

}

static void my_input_close(struct input_dev *dev)

{

// 處理設(shè)備關(guān)閉操作

}

static int __init my_input_driver_init(void)

{

int err;

// 分配輸入設(shè)備

input_device = input_allocate_device();

if (!input_device) {

pr_err("Failed to allocate input devicen");

return -ENOMEM;

}

// 設(shè)置輸入設(shè)備的屬性

input_device->name = DEVICE_NAME;

input_device->phys = "my_input_driver/0";

input_device->id.bustype = BUS_VIRTUAL;

// 設(shè)置輸入設(shè)備支持的事件類型和事件碼

input_device->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);

input_device->keybit[BIT_WORD(KEY_ENTER)] = BIT_MASK(KEY_ENTER);

// 設(shè)置輸入設(shè)備的打開和關(guān)閉回調(diào)函數(shù)

input_device->open = my_input_open;

input_device->close = my_input_close;

// 注冊(cè)輸入設(shè)備

err = input_register_device(input_device);

if (err) {

pr_err("Failed to register input device: %dn", err);

input_free_device(input_device);

return err;

}

pr_info("Input device registeredn");

return 0;

}

static void __exit my_input_driver_exit(void)

{

// 注銷輸入設(shè)備

input_unregister_device(input_device);

input_free_device(input_device);

pr_info("Input device unregisteredn");

}

module_init(my_input_driver_init);

module_exit(my_input_driver_exit);

MODULE_AUTHOR("Your Name");

MODULE_DESCRIPTION("Sample Input Driver");

MODULE_LICENSE("GPL");