Name
usb_hcd_giveback_urb —
return URB from HCD to device driver
Synopsis
void usb_hcd_giveback_urb ( | struct usb_hcd * | hcd, |
| | struct urb * | urb, |
| | struct pt_regs * | regs); |
Arguments
hcd
host controller returning the URB
urb
urb being returned to the USB device driver.
regs
pt_regs, passed down to the URB completion handler
Description
This hands the URB from HCD to its USB device driver, using its
completion function. The HCD has freed all per-urb resources
(and is done using urb->hcpriv). It also released all HCD locks;
the device driver won't cause problems if it frees, modifies,
or resubmits this URB.