usb_buffer_unmap

Langue: en

Autres versions - même langue

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

Section: 9 (Appels noyau Linux)

NAME

usb_buffer_unmap - free DMA mapping(s) for an urb

SYNOPSIS

void usb_buffer_unmap(struct urb * urb);

ARGUMENTS

urb

urb whose transfer_buffer will be unmapped

DESCRIPTION

Reverses the effect of usb_buffer_map.