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/*
* Copyright (c) 2004-2006 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2006 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2006 QLogic Corporation. All rights reserved.
* Copyright (c) 2013-2015 Intel, Inc. All rights reserved
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/communicator/communicator.h"
#include "ompi/message/message.h"
#include "opal/datatype/opal_convertor.h"
#include "ompi/mca/mtl/base/mtl_base_datatype.h"
#include "opal/util/show_help.h"
#include "mtl_psm2.h"
#include "mtl_psm2_types.h"
#include "mtl_psm2_request.h"
int
ompi_mtl_psm2_irecv(struct mca_mtl_base_module_t* mtl,
struct ompi_communicator_t *comm,
int src,
int tag,
struct opal_convertor_t *convertor,
struct mca_mtl_request_t *mtl_request)
{
int ret;
psm2_error_t err;
mca_mtl_psm2_request_t * mtl_psm2_request = (mca_mtl_psm2_request_t*) mtl_request;
psm2_mq_tag_t mqtag;
psm2_mq_tag_t tagsel;
size_t length;
ret = ompi_mtl_datatype_recv_buf(convertor,
&mtl_psm2_request->buf,
&length,
&mtl_psm2_request->free_after);
if (OMPI_SUCCESS != ret) return ret;
if (length >= 1ULL << sizeof(uint32_t) * 8) {
opal_show_help("help-mtl-psm2.txt",
"message too big", false,
length, 1ULL << sizeof(uint32_t) * 8);
return OMPI_ERROR;
}
mtl_psm2_request->length = length;
mtl_psm2_request->convertor = convertor;
mtl_psm2_request->type = OMPI_mtl_psm2_IRECV;
PSM2_MAKE_TAGSEL(src, tag, comm->c_index, mqtag, tagsel);
err = psm2_mq_irecv2(ompi_mtl_psm2.mq,
PSM2_MQ_ANY_ADDR,
&mqtag,
&tagsel,
0,
mtl_psm2_request->buf,
length,
mtl_psm2_request,
&mtl_psm2_request->psm2_request);
if (err) {
opal_show_help("help-mtl-psm2.txt",
"error posting receive", true,
psm2_error_get_string(err),
mtl_psm2_request->buf, length);
return OMPI_ERROR;
}
return OMPI_SUCCESS;
}
int
ompi_mtl_psm2_imrecv(struct mca_mtl_base_module_t* mtl,
struct opal_convertor_t *convertor,
struct ompi_message_t **message,
struct mca_mtl_request_t *mtl_request)
{
mca_mtl_psm2_request_t *mtl_psm2_request =
(mca_mtl_psm2_request_t*) mtl_request;
size_t length;
psm2_error_t err;
int ret;
mtl_psm2_request->psm2_request =
(psm2_mq_req_t)(*message)->req_ptr;
ret = ompi_mtl_datatype_recv_buf(convertor,
&mtl_psm2_request->buf,
&length,
&mtl_psm2_request->free_after);
if (OMPI_SUCCESS != ret) return ret;
if (length >= 1ULL << sizeof(uint32_t) * 8) {
opal_show_help("help-mtl-psm2.txt",
"message too big", false,
length, 1ULL << sizeof(uint32_t) * 8);
return OMPI_ERROR;
}
mtl_psm2_request->length = length;
mtl_psm2_request->convertor = convertor;
mtl_psm2_request->type = OMPI_mtl_psm2_IRECV;
err = psm2_mq_imrecv(ompi_mtl_psm2.mq, 0,
mtl_psm2_request->buf, length, mtl_psm2_request,
&mtl_psm2_request->psm2_request);
if(err) {
opal_show_help("help-mtl-psm2.txt",
"error posting receive", true,
psm2_error_get_string(err),
mtl_psm2_request->buf, length);
return OMPI_ERROR;
}
*message = MPI_MESSAGE_NULL;
return OMPI_SUCCESS;
}
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