801 строка
26 KiB
C
801 строка
26 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* 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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#include "ompi_config.h"
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#include <sys/time.h>
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#include <time.h>
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#include "include/types.h"
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#include "mca/pml/base/pml_base_sendreq.h"
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#include "mca/ns/base/base.h"
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#include "mca/oob/base/base.h"
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#include "mca/rml/rml.h"
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#include "mca/errmgr/errmgr.h"
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#include "dps/dps.h"
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#include "btl_openib.h"
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#include "btl_openib_endpoint.h"
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#include "btl_openib_proc.h"
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#include "btl_openib_frag.h"
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#include "class/ompi_free_list.h"
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static void mca_btl_openib_endpoint_construct(mca_btl_base_endpoint_t* endpoint);
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static void mca_btl_openib_endpoint_destruct(mca_btl_base_endpoint_t* endpoint);
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int mca_btl_openib_endpoint_create_qp(
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mca_btl_openib_module_t* mvapi_btl,
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VAPI_hca_hndl_t nic,
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VAPI_pd_hndl_t ptag,
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VAPI_cq_hndl_t cq_hndl,
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VAPI_qp_hndl_t* qp_hndl,
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VAPI_qp_prop_t* qp_prop,
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int transport_type);
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int mca_btl_openib_endpoint_qp_init_query(
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mca_btl_openib_module_t* mvapi_btl,
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VAPI_hca_hndl_t nic,
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VAPI_qp_hndl_t qp_hndl,
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VAPI_qp_num_t remote_qp_num,
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IB_lid_t remote_lid,
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IB_port_t port_id
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);
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static inline int mca_btl_openib_endpoint_post_send(mca_btl_openib_module_t* mvapi_btl, mca_btl_openib_endpoint_t * endpoint, mca_btl_openib_frag_t * frag)
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{
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frag->sr_desc.remote_qkey = 0;
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frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->hdr;
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VAPI_qp_hndl_t qp_hndl;
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if(frag->base.des_flags && MCA_BTL_DES_FLAGS_PRIORITY && frag->size <= mvapi_btl->super.btl_eager_limit){
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frag->sr_desc.remote_qp = endpoint->rem_qp_num_high;
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qp_hndl = endpoint->lcl_qp_hndl_high;
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} else {
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frag->sr_desc.remote_qp = endpoint->rem_qp_num_low;
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qp_hndl = endpoint->lcl_qp_hndl_low;
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}
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frag->sr_desc.opcode = VAPI_SEND;
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frag->sg_entry.len = frag->segment.seg_len + ((unsigned char*) frag->segment.seg_addr.pval - (unsigned char*) frag->hdr); /* sizeof(mca_btl_openib_header_t); */
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if(frag->sg_entry.len <= mvapi_btl->ib_inline_max) {
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frag->ret = EVAPI_post_inline_sr(mvapi_btl->nic,
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qp_hndl,
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&frag->sr_desc);
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}else {
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frag->ret = VAPI_post_sr(mvapi_btl->nic,
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qp_hndl,
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&frag->sr_desc);
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}
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if(VAPI_OK != frag->ret)
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return OMPI_ERROR;
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mca_btl_openib_endpoint_post_rr(endpoint, 1);
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return OMPI_SUCCESS;
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}
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OBJ_CLASS_INSTANCE(mca_btl_openib_endpoint_t,
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opal_list_item_t, mca_btl_openib_endpoint_construct,
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mca_btl_openib_endpoint_destruct);
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/*
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* Initialize state of the endpoint instance.
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*
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*/
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static void mca_btl_openib_endpoint_construct(mca_btl_base_endpoint_t* endpoint)
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{
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endpoint->endpoint_btl = 0;
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endpoint->endpoint_proc = 0;
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endpoint->endpoint_tstamp = 0.0;
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endpoint->endpoint_state = MCA_BTL_IB_CLOSED;
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endpoint->endpoint_retries = 0;
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OBJ_CONSTRUCT(&endpoint->endpoint_send_lock, opal_mutex_t);
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OBJ_CONSTRUCT(&endpoint->endpoint_recv_lock, opal_mutex_t);
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OBJ_CONSTRUCT(&endpoint->pending_send_frags, opal_list_t);
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}
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/*
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* Destroy a endpoint
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*
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*/
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static void mca_btl_openib_endpoint_destruct(mca_btl_base_endpoint_t* endpoint)
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{
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}
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/*
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* Send connection information to remote endpoint using OOB
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*
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*/
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static void mca_btl_openib_endpoint_send_cb(
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int status,
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orte_process_name_t* endpoint,
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orte_buffer_t* buffer,
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orte_rml_tag_t tag,
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void* cbdata)
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{
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OBJ_RELEASE(buffer);
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}
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static int mca_btl_openib_endpoint_send_connect_req(mca_btl_base_endpoint_t* endpoint)
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{
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orte_buffer_t* buffer = OBJ_NEW(orte_buffer_t);
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int rc;
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if(NULL == buffer) {
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ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
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return ORTE_ERR_OUT_OF_RESOURCE;
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}
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/* pack the info in the send buffer */
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rc = orte_dps.pack(buffer, &endpoint->lcl_qp_prop_high.qp_num, 1, ORTE_UINT32);
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if(rc != ORTE_SUCCESS) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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rc = orte_dps.pack(buffer, &endpoint->lcl_qp_prop_low.qp_num, 1, ORTE_UINT32);
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if(rc != ORTE_SUCCESS) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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rc = orte_dps.pack(buffer, &endpoint->endpoint_btl->port.lid, 1, ORTE_UINT32);
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if(rc != ORTE_SUCCESS) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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/* send to endpoint */
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rc = orte_rml.send_buffer_nb(&endpoint->endpoint_proc->proc_guid, buffer, ORTE_RML_TAG_DYNAMIC-1, 0,
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mca_btl_openib_endpoint_send_cb, NULL);
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DEBUG_OUT("Sending High Priority QP num = %d, Low Priority QP num = %d, LID = %d",
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endpoint->lcl_qp_prop_high.qp_num,
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endpoint->lcl_qp_prop_low.qp_num,
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endpoint->endpoint_btl->port.lid);
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if(rc < 0) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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return OMPI_SUCCESS;
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}
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/*
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* Send connect ACK to remote endpoint
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*
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*/
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static int mca_btl_openib_endpoint_send_connect_ack(mca_btl_base_endpoint_t* endpoint)
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{
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orte_buffer_t* buffer = OBJ_NEW(orte_buffer_t);
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int rc;
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uint32_t zero = 0;
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/* pack the info in the send buffer */
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if(ORTE_SUCCESS != (rc = orte_dps.pack(buffer, &zero, 1, ORTE_UINT32))) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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if(ORTE_SUCCESS != (rc = orte_dps.pack(buffer, &zero, 1, ORTE_UINT32))) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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if(ORTE_SUCCESS != (rc = orte_dps.pack(buffer, &zero, 1, ORTE_UINT32))) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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/* send to endpoint */
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rc = orte_rml.send_buffer_nb(&endpoint->endpoint_proc->proc_guid, buffer, ORTE_RML_TAG_DYNAMIC-1, 0,
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mca_btl_openib_endpoint_send_cb, NULL);
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if(rc < 0) {
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ORTE_ERROR_LOG(rc);
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}
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return rc;
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}
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/*
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* Set remote connection info
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*
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* XXX: Currently size is unutilized, this shall change
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* as soon as we add more info to be exchanged at connection
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* setup.
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*
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*/
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static int mca_btl_openib_endpoint_set_remote_info(mca_btl_base_endpoint_t* endpoint, orte_buffer_t* buffer)
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{
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int rc;
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size_t cnt = 1;
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rc = orte_dps.unpack(buffer, &endpoint->rem_qp_num_high, &cnt, ORTE_UINT32);
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if(ORTE_SUCCESS != rc) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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rc = orte_dps.unpack(buffer, &endpoint->rem_qp_num_low, &cnt, ORTE_UINT32);
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if(ORTE_SUCCESS != rc) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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rc = orte_dps.unpack(buffer, &endpoint->rem_lid, &cnt, ORTE_UINT32);
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if(ORTE_SUCCESS != rc) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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DEBUG_OUT("Received High Priority QP num = %d, Low Priority QP num %d, LID = %d",
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endpoint->rem_qp_num_high,
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endpoint->rem_qp_num_low,
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endpoint->rem_lid);
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return ORTE_SUCCESS;
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}
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/*
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* Start to connect to the endpoint. We send our Queue Pair
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* information over the TCP OOB communication mechanism.
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* On completion of our send, a send completion handler
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* is called.
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*
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*/
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static int mca_btl_openib_endpoint_start_connect(mca_btl_base_endpoint_t* endpoint)
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{
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int rc;
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/* Create the High Priority Queue Pair */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_create_qp(endpoint->endpoint_btl,
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endpoint->endpoint_btl->nic,
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endpoint->endpoint_btl->ptag,
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endpoint->endpoint_btl->cq_hndl_high,
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&endpoint->lcl_qp_hndl_high,
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&endpoint->lcl_qp_prop_high,
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VAPI_TS_RC))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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/* Create the Low Priority Queue Pair */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_create_qp(endpoint->endpoint_btl,
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endpoint->endpoint_btl->nic,
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endpoint->endpoint_btl->ptag,
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endpoint->endpoint_btl->cq_hndl_low,
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&endpoint->lcl_qp_hndl_low,
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&endpoint->lcl_qp_prop_low,
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VAPI_TS_RC))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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DEBUG_OUT("Initialized High Priority QP num = %d, Low Priority QP num = %d, LID = %d",
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endpoint->lcl_qp_prop_high.qp_num,
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endpoint->lcl_qp_prop_low.qp_num,
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mvapi_btl->port.lid);
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/* Send connection info over to remote endpoint */
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endpoint->endpoint_state = MCA_BTL_IB_CONNECTING;
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_send_connect_req(endpoint))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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return OMPI_SUCCESS;
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}
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/*
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* Reply to a `start - connect' message
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*
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*/
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static int mca_btl_openib_endpoint_reply_start_connect(mca_btl_openib_endpoint_t *endpoint, orte_buffer_t* buffer)
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{
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int rc;
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/* Create the High Priority Queue Pair */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_create_qp(endpoint->endpoint_btl,
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endpoint->endpoint_btl->nic,
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endpoint->endpoint_btl->ptag,
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endpoint->endpoint_btl->cq_hndl_high,
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&endpoint->lcl_qp_hndl_high,
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&endpoint->lcl_qp_prop_high,
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VAPI_TS_RC))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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/* Create the Low Priority Queue Pair */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_create_qp(endpoint->endpoint_btl,
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endpoint->endpoint_btl->nic,
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endpoint->endpoint_btl->ptag,
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endpoint->endpoint_btl->cq_hndl_low,
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&endpoint->lcl_qp_hndl_low,
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&endpoint->lcl_qp_prop_low,
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VAPI_TS_RC))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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DEBUG_OUT("Initialized High Priority QP num = %d, Low Priority QP num = %d, LID = %d",
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endpoint->lcl_qp_prop_high.qp_num,
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endpoint->lcl_qp_prop_low.qp_num,
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mvapi_btl->port.lid);
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/* Set the remote side info */
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mca_btl_openib_endpoint_set_remote_info(endpoint, buffer);
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/* Connect to endpoint */
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rc = mca_btl_openib_endpoint_connect(endpoint);
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if(rc != OMPI_SUCCESS) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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/* Send connection info over to remote endpoint */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_send_connect_req(endpoint))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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return rc;
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}
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return OMPI_SUCCESS;
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}
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/*
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*
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*/
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static void mca_btl_openib_endpoint_connected(mca_btl_openib_endpoint_t *endpoint)
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{
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endpoint->endpoint_state = MCA_BTL_IB_CONNECTED;
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mca_btl_openib_progress_send_frags(endpoint);
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}
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/*
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* Non blocking OOB recv callback.
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* Read incoming QP and other info, and if this endpoint
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* is trying to connect, reply with our QP info,
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* otherwise try to modify QP's and establish
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* reliable connection
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*
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*/
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static void mca_btl_openib_endpoint_recv(
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int status,
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orte_process_name_t* endpoint,
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orte_buffer_t* buffer,
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orte_rml_tag_t tag,
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void* cbdata)
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{
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mca_btl_openib_proc_t *ib_proc;
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mca_btl_openib_endpoint_t *ib_endpoint;
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int endpoint_state;
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int rc;
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for(ib_proc = (mca_btl_openib_proc_t*)
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opal_list_get_first(&mca_btl_openib_component.ib_procs);
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ib_proc != (mca_btl_openib_proc_t*)
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opal_list_get_end(&mca_btl_openib_component.ib_procs);
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ib_proc = (mca_btl_openib_proc_t*)opal_list_get_next(ib_proc)) {
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if(ib_proc->proc_guid.vpid == endpoint->vpid) {
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/* Try to get the endpoint instance of this proc */
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/* Limitation: Right now, we have only 1 endpoint
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* for every process. Need several changes, some
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* in PML/BTL interface to set this right */
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ib_endpoint = ib_proc->proc_endpoints[0];
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endpoint_state = ib_endpoint->endpoint_state;
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/* Update status */
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switch(endpoint_state) {
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case MCA_BTL_IB_CLOSED :
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/* We had this connection closed before.
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* The endpoint is trying to connect. Move the
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* status of this connection to CONNECTING,
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* and then reply with our QP information */
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_reply_start_connect(ib_endpoint, buffer))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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break;
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}
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/* Setup state as connected */
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ib_endpoint->endpoint_state = MCA_BTL_IB_CONNECT_ACK;
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break;
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case MCA_BTL_IB_CONNECTING :
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mca_btl_openib_endpoint_set_remote_info(ib_endpoint, buffer);
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if(OMPI_SUCCESS != (rc = mca_btl_openib_endpoint_connect(ib_endpoint))) {
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opal_output(0, "[%lu,%lu,%lu] %s:%d errcode %d\n",
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ORTE_NAME_ARGS(orte_process_info.my_name), __FILE__,__LINE__,rc);
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break;
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}
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/* Setup state as connected */
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mca_btl_openib_endpoint_connected(ib_endpoint);
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/* Send him an ack */
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mca_btl_openib_endpoint_send_connect_ack(ib_endpoint);
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break;
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case MCA_BTL_IB_CONNECT_ACK:
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mca_btl_openib_endpoint_connected(ib_endpoint);
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break;
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case MCA_BTL_IB_CONNECTED :
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break;
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default :
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opal_output(0, "Connected -> Connecting not possible.\n");
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Okay, now that we are done receiving,
|
|
* re-post the buffer */
|
|
mca_btl_openib_post_recv();
|
|
}
|
|
|
|
void mca_btl_openib_post_recv()
|
|
{
|
|
DEBUG_OUT("");
|
|
|
|
orte_rml.recv_buffer_nb(
|
|
ORTE_RML_NAME_ANY,
|
|
ORTE_RML_TAG_DYNAMIC-1,
|
|
0,
|
|
mca_btl_openib_endpoint_recv,
|
|
NULL);
|
|
}
|
|
|
|
|
|
/*
|
|
* Attempt to send a fragment using a given endpoint. If the endpoint is not
|
|
* connected, queue the fragment and start the connection as required.
|
|
*/
|
|
|
|
int mca_btl_openib_endpoint_send(
|
|
mca_btl_base_endpoint_t* endpoint,
|
|
mca_btl_openib_frag_t* frag
|
|
)
|
|
{
|
|
int rc;
|
|
mca_btl_openib_module_t *mvapi_btl;
|
|
|
|
OPAL_THREAD_LOCK(&endpoint->endpoint_send_lock);
|
|
|
|
switch(endpoint->endpoint_state) {
|
|
case MCA_BTL_IB_CONNECTING:
|
|
|
|
DEBUG_OUT("Queing because state is connecting");
|
|
|
|
opal_list_append(&endpoint->pending_send_frags,
|
|
(opal_list_item_t *)frag);
|
|
|
|
rc = OMPI_SUCCESS;
|
|
break;
|
|
|
|
case MCA_BTL_IB_CONNECT_ACK:
|
|
|
|
DEBUG_OUT("Queuing because waiting for ack");
|
|
|
|
opal_list_append(&endpoint->pending_send_frags,
|
|
(opal_list_item_t *)frag);
|
|
|
|
rc = OMPI_SUCCESS;
|
|
break;
|
|
|
|
case MCA_BTL_IB_CLOSED:
|
|
|
|
DEBUG_OUT("Connection to endpoint closed ... connecting ...");
|
|
|
|
opal_list_append(&endpoint->pending_send_frags,
|
|
(opal_list_item_t *)frag);
|
|
|
|
rc = mca_btl_openib_endpoint_start_connect(endpoint);
|
|
|
|
break;
|
|
|
|
case MCA_BTL_IB_FAILED:
|
|
|
|
rc = OMPI_ERR_UNREACH;
|
|
break;
|
|
|
|
case MCA_BTL_IB_CONNECTED:
|
|
{
|
|
mvapi_btl = endpoint->endpoint_btl;
|
|
|
|
|
|
DEBUG_OUT("Send to : %d, len : %d, frag : %p",
|
|
endpoint->endpoint_proc->proc_guid.vpid,
|
|
frag->ib_buf.desc.sg_entry.len,
|
|
frag);
|
|
|
|
rc = mca_btl_openib_endpoint_post_send(mvapi_btl, endpoint, frag);
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
rc = OMPI_ERR_UNREACH;
|
|
}
|
|
|
|
OPAL_THREAD_UNLOCK(&endpoint->endpoint_send_lock);
|
|
|
|
return rc;
|
|
}
|
|
|
|
void mca_btl_openib_progress_send_frags(mca_btl_openib_endpoint_t* endpoint)
|
|
{
|
|
opal_list_item_t *frag_item;
|
|
mca_btl_openib_frag_t *frag;
|
|
mca_btl_openib_module_t* mvapi_btl;
|
|
/*Check if endpoint is connected */
|
|
if(endpoint->endpoint_state != MCA_BTL_IB_CONNECTED) {
|
|
|
|
return;
|
|
}
|
|
|
|
/* While there are frags in the list,
|
|
* process them */
|
|
|
|
while(!opal_list_is_empty(&(endpoint->pending_send_frags))) {
|
|
frag_item = opal_list_remove_first(&(endpoint->pending_send_frags));
|
|
frag = (mca_btl_openib_frag_t *) frag_item;
|
|
mvapi_btl = endpoint->endpoint_btl;
|
|
/* We need to post this one */
|
|
|
|
if(OMPI_SUCCESS != mca_btl_openib_endpoint_post_send(mvapi_btl, endpoint, frag))
|
|
opal_output(0, "error in mca_btl_openib_endpoint_send");
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Complete connection to endpoint.
|
|
*/
|
|
|
|
int mca_btl_openib_endpoint_connect(
|
|
mca_btl_openib_endpoint_t *endpoint)
|
|
{
|
|
int rc;
|
|
/* Connection establishment RC */
|
|
rc = mca_btl_openib_endpoint_qp_init_query(endpoint->endpoint_btl,
|
|
endpoint->endpoint_btl->nic,
|
|
endpoint->lcl_qp_hndl_high,
|
|
endpoint->rem_qp_num_high,
|
|
endpoint->rem_lid,
|
|
endpoint->endpoint_btl->port_id);
|
|
|
|
rc = mca_btl_openib_endpoint_qp_init_query(endpoint->endpoint_btl,
|
|
endpoint->endpoint_btl->nic,
|
|
endpoint->lcl_qp_hndl_low,
|
|
endpoint->rem_qp_num_low,
|
|
endpoint->rem_lid,
|
|
endpoint->endpoint_btl->port_id);
|
|
|
|
|
|
if(rc != OMPI_SUCCESS) {
|
|
return rc;
|
|
}
|
|
|
|
mca_btl_openib_endpoint_post_rr(endpoint, 0);
|
|
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
|
|
|
|
int mca_btl_openib_endpoint_create_qp(
|
|
mca_btl_openib_module_t* mvapi_btl,
|
|
VAPI_hca_hndl_t nic,
|
|
VAPI_pd_hndl_t ptag,
|
|
VAPI_cq_hndl_t cq_hndl,
|
|
VAPI_qp_hndl_t* qp_hndl,
|
|
VAPI_qp_prop_t* qp_prop,
|
|
int transport_type)
|
|
{
|
|
|
|
VAPI_ret_t ret;
|
|
VAPI_qp_init_attr_t qp_init_attr;
|
|
|
|
switch(transport_type) {
|
|
|
|
case VAPI_TS_RC: /* Set up RC qp parameters */
|
|
qp_init_attr.cap.max_oust_wr_rq = mvapi_btl->ib_wq_size;
|
|
qp_init_attr.cap.max_oust_wr_sq = mvapi_btl->ib_wq_size;
|
|
qp_init_attr.cap.max_sg_size_rq = mvapi_btl->ib_sg_list_size;
|
|
qp_init_attr.cap.max_sg_size_sq = mvapi_btl->ib_sg_list_size;
|
|
qp_init_attr.pd_hndl = ptag;
|
|
/* We don't have Reliable Datagram Handle right now */
|
|
qp_init_attr.rdd_hndl = 0;
|
|
|
|
/* Signal all work requests on this queue pair */
|
|
qp_init_attr.rq_sig_type = VAPI_SIGNAL_REQ_WR;
|
|
qp_init_attr.sq_sig_type = VAPI_SIGNAL_REQ_WR;
|
|
|
|
/* Use Reliable Connected transport service */
|
|
qp_init_attr.ts_type = VAPI_TS_RC;
|
|
|
|
|
|
|
|
/* Set Send and Recv completion queues */
|
|
qp_init_attr.rq_cq_hndl = cq_hndl;
|
|
qp_init_attr.sq_cq_hndl = cq_hndl;
|
|
|
|
break;
|
|
case VAPI_TS_UD: /* Set up UD qp parameters */
|
|
default:
|
|
return OMPI_ERR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
ret = VAPI_create_qp(nic, &qp_init_attr,
|
|
qp_hndl, qp_prop);
|
|
|
|
if(VAPI_OK != ret) {
|
|
MCA_BTL_IB_VAPI_ERROR(ret, "VAPI_create_qp");
|
|
return OMPI_ERROR;
|
|
}
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
int mca_btl_openib_endpoint_qp_init_query(
|
|
mca_btl_openib_module_t* mvapi_btl,
|
|
VAPI_hca_hndl_t nic,
|
|
VAPI_qp_hndl_t qp_hndl,
|
|
VAPI_qp_num_t remote_qp_num,
|
|
IB_lid_t remote_lid,
|
|
IB_port_t port_id
|
|
)
|
|
|
|
|
|
{
|
|
|
|
VAPI_ret_t ret;
|
|
VAPI_qp_attr_t qp_attr;
|
|
|
|
VAPI_qp_attr_mask_t qp_attr_mask;
|
|
VAPI_qp_init_attr_t qp_init_attr;
|
|
VAPI_qp_cap_t qp_cap;
|
|
|
|
/* Modifying QP to INIT */
|
|
QP_ATTR_MASK_CLR_ALL(qp_attr_mask);
|
|
qp_attr.qp_state = VAPI_INIT;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_QP_STATE);
|
|
qp_attr.pkey_ix = mvapi_btl->ib_pkey_ix;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_PKEY_IX);
|
|
qp_attr.port = port_id;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_PORT);
|
|
qp_attr.remote_atomic_flags = VAPI_EN_REM_WRITE | VAPI_EN_REM_READ;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_REMOTE_ATOMIC_FLAGS);
|
|
|
|
ret = VAPI_modify_qp(nic, qp_hndl,
|
|
&qp_attr, &qp_attr_mask, &qp_cap);
|
|
|
|
if(VAPI_OK != ret) {
|
|
MCA_BTL_IB_VAPI_ERROR(ret, "VAPI_modify_qp");
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
DEBUG_OUT("Modified to init..Qp %d", qp_hndl);
|
|
|
|
/********************** INIT --> RTR ************************/
|
|
QP_ATTR_MASK_CLR_ALL(qp_attr_mask);
|
|
qp_attr.qp_state = VAPI_RTR;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_QP_STATE);
|
|
qp_attr.qp_ous_rd_atom = mvapi_btl->ib_qp_ous_rd_atom;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_QP_OUS_RD_ATOM);
|
|
qp_attr.path_mtu = mvapi_btl->ib_mtu;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_PATH_MTU);
|
|
qp_attr.rq_psn = mvapi_btl->ib_psn;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_RQ_PSN);
|
|
qp_attr.pkey_ix = mvapi_btl->ib_pkey_ix;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_PKEY_IX);
|
|
qp_attr.min_rnr_timer = mvapi_btl->ib_min_rnr_timer;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_MIN_RNR_TIMER);
|
|
|
|
qp_attr.av.sl = mvapi_btl->ib_service_level;
|
|
qp_attr.av.grh_flag = FALSE;
|
|
qp_attr.av.static_rate = mvapi_btl->ib_static_rate;
|
|
qp_attr.av.src_path_bits = mvapi_btl->ib_src_path_bits;
|
|
|
|
qp_attr.dest_qp_num = remote_qp_num;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_DEST_QP_NUM);
|
|
qp_attr.av.dlid = remote_lid;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_AV);
|
|
|
|
ret = VAPI_modify_qp(nic, qp_hndl,
|
|
&qp_attr, &qp_attr_mask, &qp_cap);
|
|
|
|
if(VAPI_OK != ret) {
|
|
MCA_BTL_IB_VAPI_ERROR(ret, "VAPI_modify_qp");
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
DEBUG_OUT("Modified to RTR..Qp %d", qp_hndl);
|
|
|
|
/************** RTS *******************/
|
|
QP_ATTR_MASK_CLR_ALL(qp_attr_mask);
|
|
qp_attr.qp_state = VAPI_RTS;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_QP_STATE);
|
|
qp_attr.sq_psn = mvapi_btl->ib_psn;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_SQ_PSN);
|
|
qp_attr.timeout = mvapi_btl->ib_timeout;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_TIMEOUT);
|
|
qp_attr.retry_count = mvapi_btl->ib_retry_count;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_RETRY_COUNT);
|
|
qp_attr.rnr_retry = mvapi_btl->ib_rnr_retry;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_RNR_RETRY);
|
|
qp_attr.ous_dst_rd_atom = mvapi_btl->ib_max_rdma_dst_ops;
|
|
QP_ATTR_MASK_SET(qp_attr_mask, QP_ATTR_OUS_DST_RD_ATOM);
|
|
|
|
ret = VAPI_modify_qp(nic, qp_hndl,
|
|
&qp_attr, &qp_attr_mask, &qp_cap);
|
|
|
|
if(VAPI_OK != ret) {
|
|
MCA_BTL_IB_VAPI_ERROR(ret, "VAPI_modify_qp");
|
|
return OMPI_ERROR;
|
|
}
|
|
DEBUG_OUT("Modified to RTS..Qp %d", qp_hndl);
|
|
|
|
ret = VAPI_query_qp(nic, qp_hndl, &qp_attr, &qp_attr_mask, &qp_init_attr );
|
|
if (ret != VAPI_OK) {
|
|
opal_output(0, "error querying the queue pair");
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
mvapi_btl->ib_inline_max = qp_init_attr.cap.max_inline_data_sq;
|
|
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|