diff options
Diffstat (limited to 'include/usb.h')
| -rw-r--r-- | include/usb.h | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/include/usb.h b/include/usb.h index 67615eaa22..8cedaa23f8 100644 --- a/include/usb.h +++ b/include/usb.h @@ -703,10 +703,26 @@ void usb_hub_reset(void); int hub_port_reset(struct usb_device *dev, int port, unsigned short *portstat); -struct usb_device *usb_alloc_new_device(void *controller); +/** + * usb_alloc_new_device() - Allocate a new device + * + * @devp: returns a pointer of a new device structure. With driver model this + * is a device pointer, but with legacy USB this pointer is + * driver-specific. + * @return 0 if OK, -ENOSPC if we have found out of room for new devices + */ +int usb_alloc_new_device(struct udevice *controller, struct usb_device **devp); + +/** + * usb_free_device() - Free a partially-inited device + * + * This is an internal function. It is used to reverse the action of + * usb_alloc_new_device() when we hit a problem during init. + */ +void usb_free_device(struct udevice *controller); int usb_new_device(struct usb_device *dev); -void usb_free_device(void); + int usb_alloc_device(struct usb_device *dev); #endif /*_USB_H_ */ |