usb_hcd_unlink_urb_from_ep (9) Linux Manual Page
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.