centos man page for umad_open_port

UMAD_OPEN_PORT(3)					    OpenIB Programmer's Manual						 UMAD_OPEN_PORT(3)

NAME
       umad_open_port - open InfiniBand device port for umad access

SYNOPSIS
       #include <infiniband/umad.h>

       int umad_open_port(char *ca_name, int portnum);

DESCRIPTION
       umad_open_port() opens the port portnum of the IB device ca_name for umad access. The port is selected by the library if not all parameters
       are provided (see umad_get_port() for details).

RETURN VALUE
       umad_open_port() returns 0 or an unique positive value of umad device descriptor on success, and a negative value on error as follows:
	-ENODEV IB device can't be resolved
	-EINVAL port is not valid (bad portnum or no umad device)
	-EIO	umad device for this port can't be opened

SEE ALSO
       umad_close_port(3), umad_get_cas_names(3), umad_get_port(3)

AUTHOR
       Hal Rosenstock <halr@voltaire.com>

OpenIB								   May 21, 2007 						 UMAD_OPEN_PORT(3)