---
name: "rio_unmap_inb_region"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/rio_unmap_inb_region"
---

# rio\_unmap\_inb\_region(9)

\- Unmap the inbound memory region

## NAME

rio\_unmap\_inb\_region - - Unmap the inbound memory region

## SYNOPSIS

**void rio\_unmap\_inb\_region(struct rio\_mport \*** *mport***, dma\_addr\_t** *lstart***);**

## ARGUMENTS

*mport*

Master port

*lstart*

physical address of memory region to be unmapped

## AUTHOR

**Matt Porter** \<mporter@kernel.crashing.org\>, \<mporter@mvista.com\>

Author.

## COPYRIGHT