Hi, > >Hi, > >Pawel Laszczak <pawell@xxxxxxxxxxx> writes: >> diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h >> index 69f1b6328532..c156817672c4 100644 >> --- a/include/linux/usb/otg.h >> +++ b/include/linux/usb/otg.h >> @@ -129,4 +129,20 @@ enum usb_dr_mode { >> */ >> extern enum usb_dr_mode usb_get_dr_mode(struct device *dev); >> >> +/** >> + * usb_get_dr_mode_from_string - Convert string to dual role mode. >> + * @str: Pointer to the given string >> + * >> + * The function gets string and returns the correspondig enum usb_dr_mode. >> + */ >> +extern enum usb_dr_mode usb_get_dr_mode_from_string(const char *str); >> + >> +/** >> + * usb_dr_mode_to_string - Convert dual role mode to string. >> + * @dr_mode: Pointer to the given dual role mode >> + * >> + * The function gets enum usb_dr_mode, and returns the correspondig string. >> + */ >> +extern const char *usb_dr_mode_to_string(const enum usb_dr_mode dr_mode); >> + >> #endif /* __LINUX_USB_OTG_H */ > >Still missing the stubs I mentioned. Did you try compiling with and >without common enabled? > Sorry, I thought that I send answer yesterday but it's look like I prepared the answer but I forgot to send. In /drivers/usb/Kconfig we have: config USB tristate "Support for Host-side USB" depends on USB_ARCH_HAS_HCD select USB_COMMON and in /drivers/usb/gadget/Kconfig we have: menuconfig USB_GADGET tristate "USB Gadget Support" select USB_COMMON I think that it should cover all cases. Am I right ? Pawel >-- >balbi