Re: [PATCH 3/7] usb: misc: add common code for Intel dual role port mux

[Greg Kroah-Hartman]

On Thu, Mar 03, 2016 at 02:37:40PM +0800, Lu Baolu wrote:
> +#if IS_ENABLED(CONFIG_USB_MUX)
> +extern int usb_mux_register(struct usb_mux_dev *mux);
> +extern int usb_mux_unregister(struct device *dev);
> +extern struct usb_mux_dev *usb_mux_get_dev(struct device *dev);

This api needs a lot of work, for such a "tiny" api, it's obviously
pretty incorrect.  Please fix it up to be sane...