[SERIAL] serial8250: convert to the new platform device interface (7493a314) · Commits · 戴 / test

drivers/serial/8250.c

+20 −10

Original line number	Diff line number	Diff line
		@@ -2454,6 +2454,7 @@ static struct platform_driver serial8250_isa_driver = {
		.resume = serial8250_resume,
		.driver = {
		.name = "serial8250",
		.owner = THIS_MODULE,
		},
		};

		@@ -2594,21 +2595,30 @@ static int __init serial8250_init(void)
		if (ret)
		goto out;

		serial8250_isa_devs = platform_device_register_simple("serial8250",
		PLAT8250_DEV_LEGACY, NULL, 0);
		if (IS_ERR(serial8250_isa_devs)) {
		ret = PTR_ERR(serial8250_isa_devs);
		goto unreg;
		ret = platform_driver_register(&serial8250_isa_driver);
		if (ret)
		goto unreg_uart_drv;

		serial8250_isa_devs = platform_device_alloc("serial8250",
		PLAT8250_DEV_LEGACY);
		if (!serial8250_isa_devs) {
		ret = -ENOMEM;
		goto unreg_plat_drv;
		}

		ret = platform_device_add(serial8250_isa_devs);
		if (ret)
		goto put_dev;

		serial8250_register_ports(&serial8250_reg, &serial8250_isa_devs->dev);

		ret = platform_driver_register(&serial8250_isa_driver);
		if (ret == 0)
		goto out;

		platform_device_unregister(serial8250_isa_devs);
		unreg:
		put_dev:
		platform_device_put(serial8250_isa_devs);
		unreg_plat_drv:
		platform_driver_unregister(&serial8250_isa_driver);
		unreg_uart_drv:
		uart_unregister_driver(&serial8250_reg);
		out:
		return ret;