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/**
* Copyright (c) 2021 Mellanox Technologies. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
*/
#include "coll_ucc_common.h"
static inline ucc_status_t mca_coll_ucc_bcast_init(void *buf, size_t count, struct ompi_datatype_t *dtype,
int root, mca_coll_ucc_module_t *ucc_module,
ucc_coll_req_h *req,
mca_coll_ucc_req_t *coll_req)
{
ucc_datatype_t ucc_dt = ompi_dtype_to_ucc_dtype(dtype);
if (COLL_UCC_DT_UNSUPPORTED == ucc_dt) {
UCC_VERBOSE(5, "ompi_datatype is not supported: dtype = %s", dtype->super.name);
goto fallback;
}
ucc_coll_args_t coll = {
.mask = 0,
.flags = 0,
.coll_type = UCC_COLL_TYPE_BCAST,
.root = root,
.src.info = {
.buffer = buf,
.count = count,
.datatype = ucc_dt,
.mem_type = UCC_MEMORY_TYPE_UNKNOWN
}
};
COLL_UCC_REQ_INIT(coll_req, req, coll, ucc_module);
return UCC_OK;
fallback:
return UCC_ERR_NOT_SUPPORTED;
}
int mca_coll_ucc_bcast(void *buf, int count, struct ompi_datatype_t *dtype,
int root, struct ompi_communicator_t *comm,
mca_coll_base_module_t *module)
{
mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
ucc_coll_req_h req;
UCC_VERBOSE(3, "running ucc bcast");
COLL_UCC_CHECK(mca_coll_ucc_bcast_init(buf, count, dtype, root,
ucc_module, &req, NULL));
COLL_UCC_POST_AND_CHECK(req);
COLL_UCC_CHECK(coll_ucc_req_wait(req));
return OMPI_SUCCESS;
fallback:
UCC_VERBOSE(3, "running fallback bcast");
return mca_coll_ucc_call_previous(bcast, ucc_module,
buf, count, dtype, root, comm);
}
int mca_coll_ucc_ibcast(void *buf, int count, struct ompi_datatype_t *dtype,
int root, struct ompi_communicator_t *comm,
ompi_request_t** request,
mca_coll_base_module_t *module)
{
mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
ucc_coll_req_h req;
mca_coll_ucc_req_t *coll_req = NULL;
UCC_VERBOSE(3, "running ucc ibcast");
COLL_UCC_GET_REQ(coll_req);
COLL_UCC_CHECK(mca_coll_ucc_bcast_init(buf, count, dtype, root,
ucc_module, &req, coll_req));
COLL_UCC_POST_AND_CHECK(req);
*request = &coll_req->super;
return OMPI_SUCCESS;
fallback:
UCC_VERBOSE(3, "running fallback ibcast");
if (coll_req) {
mca_coll_ucc_req_free((ompi_request_t **)&coll_req);
}
return mca_coll_ucc_call_previous(ibcast, ucc_module,
buf, count, dtype, root, comm, request);
}
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