1 files changed, 5 insertions, 19 deletions

diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 08f89652533..7987aa049fa 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -117,7 +117,8 @@ static int dprintk(int level, const char *fmt, ...)
 			sizeof(printk_buf)-len, fmt, args);
 	va_end(args);
 
-	return pr_debug("%s", printk_buf);
+	pr_debug("%s", printk_buf);
+	return len;
 }
 #else
 static int dprintk(int level, const char *fmt, ...)
@@ -1629,6 +1630,7 @@ static void s3c2410_udc_reinit(struct s3c2410_udc *dev)
 		ep->ep.desc = NULL;
 		ep->halted = 0;
 		INIT_LIST_HEAD(&ep->queue);
+		usb_ep_set_maxpacket_limit(&ep->ep, ep->ep.maxpacket);
 	}
 }
 
@@ -1674,7 +1676,6 @@ static int s3c2410_udc_start(struct usb_gadget *g,
 
 	/* Hook the driver */
 	udc->driver = driver;
-	udc->gadget.dev.driver = &driver->driver;
 
 	/* Enable udc */
 	s3c2410_udc_enable(udc);
@@ -1810,7 +1811,7 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
 	}
 
 	spin_lock_init(&udc->lock);
-	udc_info = pdev->dev.platform_data;
+	udc_info = dev_get_platdata(&pdev->dev);
 
 	rsrc_start = S3C2410_PA_USBDEV;
 	rsrc_len   = S3C24XX_SZ_USBDEV;
@@ -1824,17 +1825,6 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
 		goto err_mem;
 	}
 
-	device_initialize(&udc->gadget.dev);
-	udc->gadget.dev.parent = &pdev->dev;
-	udc->gadget.dev.dma_mask = pdev->dev.dma_mask;
-
-	/* Bind the driver */
-	retval = device_add(&udc->gadget.dev);
-	if (retval) {
-		dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval);
-		goto err_device_add;
-	}
-
 	the_controller = udc;
 	platform_set_drvdata(pdev, udc);
 
@@ -1863,6 +1853,7 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
 		irq = gpio_to_irq(udc_info->vbus_pin);
 		if (irq < 0) {
 			dev_err(dev, "no irq for gpio vbus pin\n");
+			retval = irq;
 			goto err_gpio_claim;
 		}
 
@@ -1923,8 +1914,6 @@ err_gpio_claim:
 err_int:
 	free_irq(IRQ_USBD, udc);
 err_map:
-	device_unregister(&udc->gadget.dev);
-err_device_add:
 	iounmap(base_addr);
 err_mem:
 	release_mem_region(rsrc_start, rsrc_len);
@@ -1946,7 +1935,6 @@ static int s3c2410_udc_remove(struct platform_device *pdev)
 		return -EBUSY;
 
 	usb_del_gadget_udc(&udc->gadget);
-	device_unregister(&udc->gadget.dev);
 	debugfs_remove(udc->regs_info);
 
 	if (udc_info && !udc_info->udc_command &&
@@ -1963,8 +1951,6 @@ static int s3c2410_udc_remove(struct platform_device *pdev)
 	iounmap(base_addr);
 	release_mem_region(rsrc_start, rsrc_len);
 
-	platform_set_drvdata(pdev, NULL);
-
 	if (!IS_ERR(udc_clock) && udc_clock != NULL) {
 		clk_disable(udc_clock);
 		clk_put(udc_clock);