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IB/mthca: Implement query_ah method

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Implement query_ah (except for AVs which are in HCA memory).  This is
needed to implement RMPP duplicate session detection on sending side
(extraction of DGID/DLID and GRH flag from address handle).

Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Jack Morgenstein
2006-02-26 16:05:59 -08:00
committed by Roland Dreier
parent 14abdffcc0
commit 1d89b1ae6c
3 changed files with 33 additions and 0 deletions
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drivers/infiniband/hw/mthca/mthca_dev.h
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@@ -539,6 +539,7 @@ int mthca_create_ah(struct mthca_dev *dev,
int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah);
int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah,
struct ib_ud_header *header);
int mthca_ah_query(struct ib_ah *ibah, struct ib_ah_attr *attr);
int mthca_ah_grh_present(struct mthca_ah *ah);
int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid);