qemu/roms/ipxe/src/include/ipxe/ib_mcast.h

   1 #ifndef _IPXE_IB_MCAST_H
   2 #define _IPXE_IB_MCAST_H
   3
   4 /** @file
   5  *
   6  * Infiniband multicast groups
   7  *
   8  */
   9
  10 FILE_LICENCE ( GPL2_OR_LATER );
  11
  12 #include <ipxe/infiniband.h>
  13
  14 struct ib_mad_transaction;
  15
  16 /** An Infiniband multicast group membership */
  17 struct ib_mc_membership {
  18         /** Queue pair */
  19         struct ib_queue_pair *qp;
  20         /** Multicast GID */
  21         union ib_gid gid;
  22         /** Multicast group join transaction */
  23         struct ib_mad_transaction *madx;
  24         /** Handle join success/failure
  25          *
  26          * @v ibdev             Infiniband device
  27          * @v qp                Queue pair
  28          * @v membership        Multicast group membership
  29          * @v rc                Status code
  30          * @v mad               Response MAD (or NULL on error)
  31          */
  32         void ( * complete ) ( struct ib_device *ibdev, struct ib_queue_pair *qp,
  33                               struct ib_mc_membership *membership, int rc,
  34                               union ib_mad *mad );
  35 };
  36
  37 extern int ib_mcast_join ( struct ib_device *ibdev, struct ib_queue_pair *qp,
  38                            struct ib_mc_membership *membership,
  39                            union ib_gid *gid,
  40                            void ( * joined ) ( struct ib_device *ibdev,
  41                                                struct ib_queue_pair *qp,
  42                                                struct ib_mc_membership *memb,
  43                                                int rc, union ib_mad *mad ) );
  44
  45 extern void ib_mcast_leave ( struct ib_device *ibdev, struct ib_queue_pair *qp,
  46                              struct ib_mc_membership *membership );
  47
  48 #endif /* _IPXE_IB_MCAST_H */