---
name: "rio_enum_mport"
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_enum_mport"
---

# rio\_enum\_mport(9)

Start enumeration through a master port

## NAME

rio\_enum\_mport - Start enumeration through a master port

## SYNOPSIS

**int rio\_enum\_mport(struct rio\_mport \*** *mport***, u32** *flags***);**

## ARGUMENTS

*mport*

Master port to send transactions

*flags*

Enumeration control flags

## DESCRIPTION

Starts the enumeration process. If somebody has enumerated our master port device, then give up. If not and we have an active link, then start recursive peer enumeration. Returns **0** if enumeration succeeds or **-EBUSY** if enumeration fails.

## AUTHOR

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

Author.

## COPYRIGHT