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[infiniband] Provide ib_get_hca_info() as a commonly-available function

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Michael Brown
2009-07-02 12:54:36 +01:00
parent b25a4b6c8a
commit 7ba33f7826
4 changed files with 35 additions and 19 deletions
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26
src/net/infiniband.c
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@@ -488,6 +488,32 @@ void ib_mcast_detach ( struct ib_device *ibdev, struct ib_queue_pair *qp,
}
}
/**
* Get Infiniband HCA information
*
* @v ibdev Infiniband device
* @ret hca_guid HCA GUID
* @ret num_ports Number of ports
*/
int ib_get_hca_info ( struct ib_device *ibdev,
struct ib_gid_half *hca_guid ) {
struct ib_device *tmp;
int num_ports = 0;
/* Search for IB devices with the same physical device to
* identify port count and a suitable Node GUID.
*/
for_each_ibdev ( tmp ) {
if ( tmp->dev != ibdev->dev )
continue;
if ( num_ports == 0 ) {
memcpy ( hca_guid, &tmp->gid.u.half[1],
sizeof ( *hca_guid ) );
}
num_ports++;
}
return num_ports;
}
/***************************************************************************
*