SYNOPSIS
- int rio_sport_is_active(struct rio_mport * port, u16 destid, u8 hopcount, int sport);
ARGUMENTS
port
-
- Master port to send transaction
destid
- Associated destination ID for switch
hopcount
- Hopcount to reach switch
sport
- 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.
COPYRIGHT