RIO_SPORT_IS_ACTIVE(9)                      Internals                      RIO_SPORT_IS_ACTIVE(9)



NAME
       rio_sport_is_active - Tests if a switch port has an active connection.

SYNOPSIS
       int rio_sport_is_active(struct rio_dev * rdev, int sp);

ARGUMENTS
       rdev
           RapidIO device object

       sp
           Switch port number

DESCRIPTION
       Reads the port error status CSR for a particular switch port to determine if the port has
       an active link. Returns RIO_PORT_N_ERR_STS_PORT_OK if the 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_SPORT_IS_ACTIVE(9)