RIO_MPORT_IS_ACTIVE(9)                      Internals                      RIO_MPORT_IS_ACTIVE(9)



NAME
       rio_mport_is_active - Tests if master port link is active

SYNOPSIS
       int rio_mport_is_active(struct rio_mport * port);

ARGUMENTS
       port
           Master port to test

DESCRIPTION
       Reads the port error status CSR for the master port to determine if the port has an active
       link. Returns RIO_PORT_N_ERR_STS_PORT_OK if the master port is active or 0 if it is
       inactive.

AUTHOR
       Matt Porter <mporter AT kernel.org>, <mporter AT mvista.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                    RIO_MPORT_IS_ACTIVE(9)