usb: gadget: s3c2410_udc: use platform ids instead

This also fixes the error path: If the second device fails to register
we never remove the first one.
This is compile-tested only. I don't see any difference between those
two. Maybe we should just use one name instead?

Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 1c19cd3..394c1a3 100644 (file)
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -2057,26 +2057,22 @@ static int s3c2410_udc_resume(struct platform_device *pdev)
 #define s3c2410_udc_resume     NULL
 #endif
 
-static struct platform_driver udc_driver_2410 = {
-       .driver         = {
-               .name   = "s3c2410-usbgadget",
-               .owner  = THIS_MODULE,
-       },
-       .probe          = s3c2410_udc_probe,
-       .remove         = s3c2410_udc_remove,
-       .suspend        = s3c2410_udc_suspend,
-       .resume         = s3c2410_udc_resume,
+static const struct platform_device_id s3c_udc_ids[] = {
+       { "s3c2410-usbgadget", },
+       { "s3c2440-usbgadget", },
 };
+MODULE_DEVICE_TABLE(platform, s3c_udc_ids);
 
-static struct platform_driver udc_driver_2440 = {
+static struct platform_driver udc_driver_24x0 = {
        .driver         = {
-               .name   = "s3c2440-usbgadget",
+               .name   = "s3c24x0-usbgadget",
                .owner  = THIS_MODULE,
        },
        .probe          = s3c2410_udc_probe,
        .remove         = s3c2410_udc_remove,
        .suspend        = s3c2410_udc_suspend,
        .resume         = s3c2410_udc_resume,
+       .id_table       = s3c_udc_ids,
 };
 
 static int __init udc_init(void)
@@ -2092,11 +2088,7 @@ static int __init udc_init(void)
                s3c2410_udc_debugfs_root = NULL;
        }
 
-       retval = platform_driver_register(&udc_driver_2410);
-       if (retval)
-               goto err;
-
-       retval = platform_driver_register(&udc_driver_2440);
+       retval = platform_driver_register(&udc_driver_24x0);
        if (retval)
                goto err;
 
@@ -2109,8 +2101,7 @@ err:
 
 static void __exit udc_exit(void)
 {
-       platform_driver_unregister(&udc_driver_2410);
-       platform_driver_unregister(&udc_driver_2440);
+       platform_driver_unregister(&udc_driver_24x0);
        debugfs_remove(s3c2410_udc_debugfs_root);
 }
 
@@ -2121,5 +2112,3 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_VERSION(DRIVER_VERSION);
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:s3c2410-usbgadget");
-MODULE_ALIAS("platform:s3c2440-usbgadget");