USB_HUB_FIND_CHILD(9) USB Core APIs USB_HUB_FIND_CHILD(9) NAME usb_hub_find_child - Get the pointer of child device attached to the port which is specified by port1. SYNOPSIS struct usb_device * usb_hub_find_child(struct usb_device * hdev, int port1); ARGUMENTS hdev USB device belonging to the usb hub port1 port num to indicate which port the child device is attached to. DESCRIPTION USB drivers call this function to get hub's child device pointer. Return NULL if input param is invalid and child's usb_device pointer if non-NULL. COPYRIGHT Kernel Hackers Manual 3.11 November 2013 USB_HUB_FIND_CHILD(9)[top]
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