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USB_HCD_UNLINK_URB_F(9) Host Controller APIs USB_HCD_UNLINK_URB_F(9)

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.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16