rio_sport_is_active(9) Tests if a switch port has an active connection.

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.

AUTHOR

Matt Porter <[email protected]>, <[email protected]>

Author.

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