1RIO_SPORT_IS_ACTIVE(9)             Internals            RIO_SPORT_IS_ACTIVE(9)
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NAME

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

9       int rio_sport_is_active(struct rio_mport * port, u16 destid,
10                               u8 hopcount, int sport);
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ARGUMENTS

13       port
14           Master port to send transaction
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16       destid
17           Associated destination ID for switch
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19       hopcount
20           Hopcount to reach switch
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22       sport
23           Switch port number
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DESCRIPTION

26       Reads the port error status CSR for a particular switch port to
27       determine if the port has an active link. Returns
28       RIO_PORT_N_ERR_STS_PORT_OK if the port is active or 0 if it is
29       inactive.
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AUTHOR

32       Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>
33           Author.
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36Kernel Hackers Manual 3.10         June 2019            RIO_SPORT_IS_ACTIVE(9)
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