linux-kernel - RE: [PATCH v2 6/9] usb: roles: Find the muxes by also matching against the device node

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Message-ID: <VI1PR04MB4558283CA9D752D5452FA09989640@VI1PR04MB4558.eurprd04.prod.outlook.com>
Date:   Mon, 11 Feb 2019 09:58:04 +0000
From:   Jun Li <jun.li@....com>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Andy Shevchenko <andy.shevchenko@...il.com>,
        Chen Yu <chenyu56@...wei.com>,
        Hans de Goede <hdegoede@...hat.com>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 6/9] usb: roles: Find the muxes by also matching
 against the device node

Hi Heikki,

> @@ -84,7 +85,12 @@ enum usb_role usb_role_switch_get_role(struct
> usb_role_switch *sw)  }  EXPORT_SYMBOL_GPL(usb_role_switch_get_role);
> 
> -static int __switch_match(struct device *dev, const void *name)
> +static int switch_fwnode_match(struct device *dev, const void *fwnode)
> +{
> +	return dev_fwnode(dev) == fwnode;

You missed the comment
https://lkml.org/lkml/2019/1/22/437

return dev_fwnode(dev->parent) == fwnode;

Jun