ib_mcast.h

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#ifndef _IPXE_IB_MCAST_H
#define _IPXE_IB_MCAST_H
 
/** @file
 *
 * Infiniband multicast groups
 *
 */
 
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 
#include <ipxe/infiniband.h>
 
struct ib_mad_transaction;
 
/** An Infiniband multicast group membership */
struct ib_mc_membership {
        /** Queue pair */
        struct ib_queue_pair *qp;
        /** Address vector */
        struct ib_address_vector *av;
        /** Attached to multicast GID */
        int attached;
        /** Multicast group join transaction */
        struct ib_mad_transaction *madx;
        /** Handle join success/failure
         *
         * @v membership        Multicast group membership
         * @v rc                Status code
         */
        void ( * complete ) ( struct ib_mc_membership *membership, int rc );
};
 
extern int ib_mcast_join ( struct ib_device *ibdev, struct ib_queue_pair *qp,
                           struct ib_mc_membership *membership,
                           struct ib_address_vector *av, unsigned int mask,
                           void ( * joined ) ( struct ib_mc_membership *memb,
                                               int rc ) );
 
extern void ib_mcast_leave ( struct ib_device *ibdev, struct ib_queue_pair *qp,
                             struct ib_mc_membership *membership );
 
#endif /* _IPXE_IB_MCAST_H */