usb_buffer_unmap (9) - Linux Manuals
usb_buffer_unmap: free DMA mapping(s) for an urb
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.
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