unmap_urb_for_dma
ci_ehci_hc_driver.unmap_urb_for_dma = ci_hdrc_unmap_urb_for_dma;
if (hcd->driver->unmap_urb_for_dma)
hcd->driver->unmap_urb_for_dma(hcd, urb);
unmap_urb_for_dma(hcd, urb);
unmap_urb_for_dma(hcd, urb);
.unmap_urb_for_dma = dwc2_unmap_urb_for_dma,
.unmap_urb_for_dma = octeon_unmap_urb_for_dma,
.unmap_urb_for_dma = xhci_unmap_urb_for_dma,
.unmap_urb_for_dma = musb_unmap_urb_for_dma,
void (*unmap_urb_for_dma)(struct usb_hcd *hcd, struct urb *urb);