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/*
* Copyright (c) 2007-2008 Mellanox Technologies. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* @file
*/
#ifndef MCA_BTL_OPENIB_XRC_H
#define MCA_BTL_OPENIB_XRC_H
#include "btl_openib.h"
#include "btl_openib_endpoint.h"
#if HAVE_XRC
#define MCA_BTL_XRC_ENABLED (mca_btl_openib_component.num_xrc_qps)
#else
#define MCA_BTL_XRC_ENABLED 0
#endif
typedef enum {
MCA_BTL_IB_ADDR_CONNECTING = 100,
MCA_BTL_IB_ADDR_CONNECTED,
MCA_BTL_IB_ADDR_CLOSED
} mca_btl_openib_ib_addr_state_t;
struct ib_address_t {
opal_list_item_t super;
void *key; /* the key with size 80bit - [subnet(64) LID(16bit)] */
uint64_t subnet_id; /* caching subnet_id */
uint16_t lid; /* caching lid */
opal_list_t pending_ep; /* list of endpoints that use this ib_address */
mca_btl_openib_qp_t *qp; /* pointer to qp that will be used
for communication with the
destination */
uint32_t remote_xrc_rcv_qp_num; /* remote xrc qp number */
opal_mutex_t addr_lock; /* protection */
mca_btl_openib_ib_addr_state_t status; /* ib port status */
};
typedef struct ib_address_t ib_address_t;
int mca_btl_openib_open_xrc_domain(struct mca_btl_openib_device_t *device);
int mca_btl_openib_close_xrc_domain(struct mca_btl_openib_device_t *device);
int mca_btl_openib_ib_address_add_new (uint16_t lid, uint64_t s_id,
orte_jobid_t ep_jobid, mca_btl_openib_endpoint_t *ep);
#endif
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