47 строки
1.5 KiB
C
47 строки
1.5 KiB
C
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/*
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* Copyright (c) 2007 Mellanox Technologies. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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* @file
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*/
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#ifndef MCA_BTL_OPENIB_XRC_H
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#define MCA_BTL_OPENIB_XRC_H
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#include "btl_openib.h"
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#include "btl_openib_endpoint.h"
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#if HAVE_XRC
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#define MCA_BTL_XRC_ENABLED (mca_btl_openib_component.num_xrc_qps)
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#else
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#define MCA_BTL_XRC_ENABLED 0
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#endif
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typedef enum {
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MCA_BTL_IB_ADDR_CONNECTING = 100,
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MCA_BTL_IB_ADDR_CONNECTED,
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MCA_BTL_IB_ADDR_CLOSED
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} mca_btl_openib_ib_addr_state_t;
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struct ib_address_t {
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opal_list_item_t super;
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void *key; /* the key with size 80bit - [subnet(64) LID(16bit)] */
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uint64_t subnet_id; /* caching subnet_id */
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uint16_t lid; /* caching lid */
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opal_list_t pending_ep; /* list of endpoints that use this ib_address */
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mca_btl_openib_endpoint_t *ep_xrc_master; /* pointer to endpoint that keeps the xrc connection */
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opal_mutex_t addr_lock; /* protection */
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mca_btl_openib_ib_addr_state_t status; /* ib port status */
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};
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typedef struct ib_address_t ib_address_t;
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int mca_btl_openib_open_xrc_domain(struct mca_btl_openib_hca_t *hca);
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int mca_btl_openib_close_xrc_domain(struct mca_btl_openib_hca_t *hca);
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int mca_btl_openib_ib_address_add_new (uint64_t s_id, uint16_t lid, mca_btl_openib_endpoint_t *ep);
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int mca_btl_openib_ib_address_status(uint64_t s_id, uint16_t lid);
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#endif
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