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/*
* Copyright (c) 2015 Mellanox Technologies, Inc.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "oshmem_config.h"
#include "oshmem/constants.h"
#include "oshmem/mca/atomic/atomic.h"
#include "oshmem/mca/atomic/base/base.h"
#include "oshmem/mca/spml/base/base.h"
#include "atomic_ucx.h"
/*
* Public string showing the scoll ucx component version number
*/
const char *mca_atomic_ucx_component_version_string =
"Open SHMEM ucx atomic MCA component version " OSHMEM_VERSION;
/*
* Global variable
*/
mca_spml_ucx_t *mca_spml_self = NULL;
/*
* Local function
*/
static int ucx_register(void);
static int ucx_open(void);
/*
* Instantiate the public struct with all of our public information
* and pointers to our public functions in it
*/
mca_atomic_base_component_t mca_atomic_ucx_component = {
/* First, the mca_component_t struct containing meta information
about the component itself */
{
MCA_ATOMIC_BASE_VERSION_2_0_0,
/* Component name and version */
"ucx",
OSHMEM_MAJOR_VERSION,
OSHMEM_MINOR_VERSION,
OSHMEM_RELEASE_VERSION,
/* component open */
ucx_open,
/* component close */
NULL,
/* component query */
NULL,
/* component register */
ucx_register
},
{
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
/* Initialization / querying functions */
mca_atomic_ucx_startup,
mca_atomic_ucx_finalize,
mca_atomic_ucx_query
};
static int ucx_register(void)
{
mca_atomic_ucx_component.priority = 100;
mca_base_component_var_register (&mca_atomic_ucx_component.atomic_version,
"priority", "Priority of the atomic:ucx "
"component (default: 100)", MCA_BASE_VAR_TYPE_INT,
NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_3,
MCA_BASE_VAR_SCOPE_ALL_EQ,
&mca_atomic_ucx_component.priority);
opal_common_ucx_mca_var_register(&mca_atomic_ucx_component.atomic_version);
return OSHMEM_SUCCESS;
}
static int ucx_open(void)
{
/*
* This component is able to work using spml:ikrit component only
* (this check is added instead of !mca_spml_ikrit.enabled)
*/
if (strcmp(mca_spml_base_selected_component.spmlm_version.mca_component_name, "ucx")) {
ATOMIC_VERBOSE(5,
"Can not use atomic/ucx because spml ucx component disabled");
return OSHMEM_ERR_NOT_AVAILABLE;
}
mca_spml_self = (mca_spml_ucx_t *)mca_spml.self;
return OSHMEM_SUCCESS;
}
OBJ_CLASS_INSTANCE(mca_atomic_ucx_module_t,
mca_atomic_base_module_t,
NULL,
NULL);
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