usb_hub_find_child - Get the pointer of child device attached to the port which is specified by port1.
2. SYNOPSIS ▲
struct usb_device * usb_hub_find_child(struct usb_device * hdev , int port1 );
3. ARGUMENTS ▲
USB device belonging to the usb hub
port num to indicate which port the child device is attached to.
4. DESCRIPTION ▲
USB drivers call this function to get hubAqs child device pointer.
Return NULL if input param is invalid and childAqs usb_device pointer if non-NULL.
5. COPYRIGHT ▲