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/**
Copyright (c) 2021 Mellanox Technologies. All rights reserved.
$COPYRIGHT$
Additional copyrights may follow
$HEADER$
*/
#include "scoll_ucc.h"
#include "scoll_ucc_dtypes.h"
#include "scoll_ucc_common.h"
#include <ucc/api/ucc.h>
static inline ucc_status_t mca_scoll_ucc_barrier_init(mca_scoll_ucc_module_t * ucc_module,
ucc_coll_req_h * req)
{
ucc_coll_args_t coll = {
.mask = 0,
.coll_type = UCC_COLL_TYPE_BARRIER
};
if (NULL == mca_scoll_ucc_component.ucc_context) {
if (OSHMEM_ERROR == mca_scoll_ucc_init_ctx(ucc_module->group)) {
return OSHMEM_ERROR;
}
}
if (NULL == ucc_module->ucc_team) {
if (OSHMEM_ERROR == mca_scoll_ucc_team_create(ucc_module, ucc_module->group)) {
return OSHMEM_ERROR;
}
}
SCOLL_UCC_REQ_INIT(req, coll, ucc_module);
return UCC_OK;
fallback:
return UCC_ERR_NOT_SUPPORTED;
}
int mca_scoll_ucc_barrier(struct oshmem_group_t *group, long *pSync, int alg)
{
mca_scoll_ucc_module_t *ucc_module;
ucc_coll_req_h req;
int rc;
UCC_VERBOSE(3, "running ucc barrier");
ucc_module = (mca_scoll_ucc_module_t *) group->g_scoll.scoll_barrier_module;
SCOLL_UCC_CHECK(mca_scoll_ucc_barrier_init(ucc_module, &req));
SCOLL_UCC_CHECK(ucc_collective_post(req));
SCOLL_UCC_CHECK(scoll_ucc_req_wait(req));
return OSHMEM_SUCCESS;
fallback:
UCC_VERBOSE(3, "running fallback barrier");
PREVIOUS_SCOLL_FN(ucc_module, barrier, group,
pSync, alg);
return rc;
}
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