C++ (Cpp) ds2746_i2c_exit示例

示例#1

static int ds2746_i2c_init(void)
{
	i2c2 = i2c_get_adapter(DS2746_I2C_BUS_ID);
	ds2746_i2c = kzalloc(sizeof(*ds2746_i2c), GFP_KERNEL);

	if (i2c2 == NULL || ds2746_i2c == NULL){
		printk(DRIVER_ZONE "[%s] fail (0x%x, 0x%x).\n",
			__func__,
			(int) i2c2,
			(int) ds2746_i2c);
		ds2746_i2c_exit();
		return -ENOMEM;
	}

	ds2746_i2c->adapter = i2c2;
	ds2746_i2c->addr = DS2746_I2C_SLAVE_ADDR;

	return 0;
}

示例#2

static void __exit ds2746_battery_exit(void)
{
	ds2746_i2c_exit();
	platform_driver_unregister(&ds2746_battery_driver);
}