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Commit 88f73ebd authored by Ruslan Bilovol's avatar Ruslan Bilovol Committed by Felipe Balbi
Browse files

usb: gadget: udc-core: remove unused usb_udc_attach_driver() 



Now when last user of usb_udc_attach_driver() is switched
to passing UDC name via usb_gadget_driver struct, it's safe
to remove this function

Tested-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarRuslan Bilovol <ruslan.bilovol@gmail.com>
Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Tested-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent afdaadc3

drivers/usb/gadget/udc/udc-core.c

+0 −26
Original line number Diff line number Diff line
@@ -520,32 +520,6 @@ static int udc_bind_to_driver(struct usb_udc *udc, struct usb_gadget_driver *dri 
	return ret;

}



int usb_udc_attach_driver(const char *name, struct usb_gadget_driver *driver)

{

	struct usb_udc *udc = NULL;

	int ret = -ENODEV;



	mutex_lock(&udc_lock);

	list_for_each_entry(udc, &udc_list, list) {

		ret = strcmp(name, dev_name(&udc->dev));

		if (!ret)

			break;

	}

	if (ret) {

		ret = -ENODEV;

		goto out;

	}

	if (udc->driver) {

		ret = -EBUSY;

		goto out;

	}

	ret = udc_bind_to_driver(udc, driver);

out:

	mutex_unlock(&udc_lock);

	return ret;

}

EXPORT_SYMBOL_GPL(usb_udc_attach_driver);



int usb_gadget_probe_driver(struct usb_gadget_driver *driver)

{

	struct usb_udc		*udc = NULL;

include/linux/usb/gadget.h

+0 −2
Original line number Diff line number Diff line
@@ -1121,8 +1121,6 @@ extern int usb_add_gadget_udc_release(struct device *parent, 
		struct usb_gadget *gadget, void (*release)(struct device *dev));

extern int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget);

extern void usb_del_gadget_udc(struct usb_gadget *gadget);

extern int usb_udc_attach_driver(const char *name,

		struct usb_gadget_driver *driver);



/*-------------------------------------------------------------------------*/