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

   1 #ifndef _IPXE_IB_PATHREC_H
   2 #define _IPXE_IB_PATHREC_H
   3
   4 /** @file
   5  *
   6  * Infiniband path records
   7  *
   8  */
   9
  10 FILE_LICENCE ( GPL2_OR_LATER );
  11
  12 #include <ipxe/infiniband.h>
  13
  14 struct ib_mad_transaction;
  15 struct ib_path;
  16
  17 /** Infiniband path operations */
  18 struct ib_path_operations {
  19         /** Handle path transaction completion
  20          *
  21          * @v ibdev             Infiniband device
  22          * @v path              Path
  23          * @v rc                Status code
  24          * @v av                Address vector, or NULL on error
  25          */
  26         void ( * complete ) ( struct ib_device *ibdev,
  27                               struct ib_path *path, int rc,
  28                               struct ib_address_vector *av );
  29 };
  30
  31 /** An Infiniband path */
  32 struct ib_path {
  33         /** Infiniband device */
  34         struct ib_device *ibdev;
  35         /** Address vector */
  36         struct ib_address_vector av;
  37         /** Management transaction */
  38         struct ib_mad_transaction *madx;
  39         /** Path operations */
  40         struct ib_path_operations *op;
  41         /** Owner private data */
  42         void *owner_priv;
  43 };
  44
  45 /**
  46  * Set Infiniband path owner-private data
  47  *
  48  * @v path              Path
  49  * @v priv              Private data
  50  */
  51 static inline __always_inline void
  52 ib_path_set_ownerdata ( struct ib_path *path, void *priv ) {
  53         path->owner_priv = priv;
  54 }
  55
  56 /**
  57  * Get Infiniband path owner-private data
  58  *
  59  * @v path              Path
  60  * @ret priv            Private data
  61  */
  62 static inline __always_inline void *
  63 ib_path_get_ownerdata ( struct ib_path *path ) {
  64         return path->owner_priv;
  65 }
  66
  67 extern struct ib_path *
  68 ib_create_path ( struct ib_device *ibdev, struct ib_address_vector *av,
  69                  struct ib_path_operations *op );
  70 extern void ib_destroy_path ( struct ib_device *ibdev,
  71                               struct ib_path *path );
  72
  73 extern int ib_resolve_path ( struct ib_device *ibdev,
  74                              struct ib_address_vector *av );
  75
  76 #endif /* _IPXE_IB_PATHREC_H */