RE: [RFC V2 PATCH 2/2] usb: hcd: Initialize USB phy if needed

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



 
> 
> +#ifdef CONFIG_USB_PHY
> +	if (!hcd->phy) {
> +		struct usb_phy *phy = usb_get_phy_dev(hcd->self.controller,
> 0);
> +
> +		if (IS_ERR(phy)) {
> +			retval = PTR_ERR(phy);
> +			if (retval == -EPROBE_DEFER)
> +				return retval;
> +		} else {
> +			retval = usb_phy_init(phy);
> +			if (retval) {
> +				usb_put_phy(phy);
> +				return retval;
> +			}
> +			hcd->phy = phy;
> +			hcd->remove_phy = 1;
> +		}
> +	}
> +#endif
> +

If the platform doesn't has phy driver, and with CONFIG_USB_PHY enabled, it
will have problem for above code.

Peter 


--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux