usb_hcd_unlink_urb_from_ep

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

NAME

usb_hcd_unlink_urb_from_ep - remove an URB from its endpoint queue

SYNOPSIS

void usb_hcd_unlink_urb_from_ep(struct usb_hcd * hcd, struct urb * urb);

ARGUMENTS

hcd

host controller to which urb was submitted

urb

URB being unlinked

DESCRIPTION

Host controller drivers should call this routine before calling usb_hcd_giveback_urb. The HCD's private spinlock must be held and interrupts must be disabled. The actions carried out here are required for URB completion.