Merge branch 'for-next/misc'

1 files changed, 2 insertions, 161 deletions

diff --git a/drivers/usb/gadget/dfu.c b/drivers/usb/gadget/dfu.c
index fd0ec505dc..ba5fdd5b74 100644
--- a/drivers/usb/gadget/dfu.c
+++ b/drivers/usb/gadget/dfu.c
@@ -817,168 +817,9 @@ static void dfu_disable(struct usb_function *f)
 	dfu_abort(dfu);
 }
 
-#define STRING_MANUFACTURER_IDX		0
-#define STRING_PRODUCT_IDX		1
-#define STRING_DESCRIPTION_IDX		2
-
-static struct usb_string strings_dev[] = {
-	[STRING_MANUFACTURER_IDX].s = NULL,
-	[STRING_PRODUCT_IDX].s = NULL,
-	[STRING_DESCRIPTION_IDX].s = "USB Device Firmware Upgrade",
-	{  } /* end of list */
-};
-
-static struct usb_gadget_strings stringtab_dev = {
-	.language	= 0x0409,	/* en-us */
-	.strings	= strings_dev,
-};
-
-static struct usb_gadget_strings *dev_strings[] = {
-	&stringtab_dev,
-	NULL,
-};
-
-static void dfu_unbind_config(struct usb_configuration *c)
-{
-	free(dfu_string_defs);
-}
-
-static struct usb_configuration dfu_config_driver = {
-	.label			= "USB DFU",
-	.unbind			= dfu_unbind_config,
-	.bConfigurationValue	= 1,
-	.bmAttributes		= USB_CONFIG_ATT_SELFPOWER,
-};
-
-static struct usb_device_descriptor dfu_dev_descriptor = {
-	.bLength		= USB_DT_DEVICE_SIZE,
-	.bDescriptorType	= USB_DT_DEVICE,
-	.bcdUSB			= 0x0100,
-	.bDeviceClass		= 0x00,
-	.bDeviceSubClass	= 0x00,
-	.bDeviceProtocol	= 0x00,
-/*	.idVendor		= dynamic */
-/*	.idProduct		= dynamic */
-	.bcdDevice		= 0x0000,
-	.bNumConfigurations	= 0x01,
-};
-
-static struct usb_function_instance *fi_dfu;
-static struct usb_function *f_dfu;
-
-static int dfu_driver_bind(struct usb_composite_dev *cdev)
+int usb_dfu_detached(void)
 {
-	struct usb_gadget *gadget = cdev->gadget;
-	int status;
-
-	if (gadget->vendor_id && gadget->product_id) {
-		dfu_dev_descriptor.idVendor = cpu_to_le16(gadget->vendor_id);
-		dfu_dev_descriptor.idProduct = cpu_to_le16(gadget->product_id);
-	} else {
-		dfu_dev_descriptor.idVendor = cpu_to_le16(0x1d50); /* Openmoko, Inc */
-		dfu_dev_descriptor.idProduct = cpu_to_le16(0x60a2); /* barebox bootloader USB DFU Mode */
-	}
-
-	strings_dev[STRING_MANUFACTURER_IDX].s = gadget->manufacturer;
-	strings_dev[STRING_PRODUCT_IDX].s = gadget->productname;
-
-	status = usb_string_id(cdev);
-	if (status < 0)
-		goto fail;
-	strings_dev[STRING_MANUFACTURER_IDX].id = status;
-	dfu_dev_descriptor.iManufacturer = status;
-
-	status = usb_string_id(cdev);
-	if (status < 0)
-		goto fail;
-	strings_dev[STRING_PRODUCT_IDX].id = status;
-	dfu_dev_descriptor.iProduct = status;
-
-	/* config description */
-	status = usb_string_id(cdev);
-	if (status < 0)
-		goto fail;
-	strings_dev[STRING_DESCRIPTION_IDX].id = status;
-	dfu_config_driver.iConfiguration = status;
-
-	status = usb_add_config_only(cdev, &dfu_config_driver);
-	if (status < 0)
-		goto fail;
-
-	fi_dfu = usb_get_function_instance("dfu");
-	if (IS_ERR(fi_dfu)) {
-		status = PTR_ERR(fi_dfu);
-		goto fail;
-	}
-
-	f_dfu = usb_get_function(fi_dfu);
-	if (IS_ERR(f_dfu)) {
-		status = PTR_ERR(f_dfu);
-		goto fail;
-	}
-
-	status = usb_add_function(&dfu_config_driver, f_dfu);
-	if (status)
-		goto fail;
-
-	return 0;
-fail:
-	return status;
-}
-
-static int dfu_driver_unbind(struct usb_composite_dev *cdev)
-{
-	usb_put_function(f_dfu);
-	usb_put_function_instance(fi_dfu);
-
-	return 0;
-}
-
-static struct usb_composite_driver dfu_driver = {
-	.name		= "g_dfu",
-	.dev		= &dfu_dev_descriptor,
-	.strings	= dev_strings,
-	.max_speed	= USB_SPEED_HIGH,
-	.bind		= dfu_driver_bind,
-	.unbind		= dfu_driver_unbind,
-};
-
-int usb_dfu_register(struct f_dfu_opts *opts)
-{
-	int ret;
-
-	if (dfu_files)
-		return -EBUSY;
-
-	dfu_files = opts->files;
-
-	ret = usb_composite_probe(&dfu_driver);
-	if (ret)
-		goto out;
-
-	while (1) {
-		ret = usb_gadget_poll();
-		if (ret < 0)
-			goto out1;
-
-		if (dfudetach) {
-			ret = 0;
-			goto out1;
-		}
-
-		if (ctrlc()) {
-			ret = -EINTR;
-			goto out1;
-		}
-	}
-
-out1:
-	dfudetach = 0;
-	usb_composite_unregister(&dfu_driver);
-out:
-	dfu_files = NULL;
-
-	return ret;
+	return dfudetach;
 }
 
 static void dfu_free_func(struct usb_function *f)