76 строки
1.8 KiB
C
76 строки
1.8 KiB
C
/*
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* Copyright (c) 2013 Mellanox Technologies, Inc.
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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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#ifndef MCA_ATOMIC_MXM_H
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#define MCA_ATOMIC_MXM_H
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#include "oshmem_config.h"
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#include "opal/mca/mca.h"
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#include "oshmem/mca/atomic/atomic.h"
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#include "oshmem/util/oshmem_util.h"
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/* This component does uses SPML:IKRIT */
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#include "oshmem/mca/spml/ikrit/spml_ikrit.h"
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BEGIN_C_DECLS
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/* Globally exported variables */
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OSHMEM_MODULE_DECLSPEC extern mca_atomic_base_component_1_0_0_t
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mca_atomic_mxm_component;
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/* this component works with spml:ikrit only */
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extern mca_spml_ikrit_t *mca_spml_self;
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OSHMEM_DECLSPEC void atomic_mxm_lock(int pe);
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OSHMEM_DECLSPEC void atomic_mxm_unlock(int pe);
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/* API functions */
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int mca_atomic_mxm_init(bool enable_progress_threads, bool enable_threads);
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int mca_atomic_mxm_finalize(void);
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mca_atomic_base_module_t*
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mca_atomic_mxm_query(int *priority);
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int mca_atomic_mxm_fadd(void *target,
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void *prev,
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const void *value,
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size_t nlong,
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int pe,
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struct oshmem_op_t *op);
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int mca_atomic_mxm_cswap(void *target,
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void *prev,
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const void *cond,
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const void *value,
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size_t nlong,
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int pe);
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struct mca_atomic_mxm_module_t {
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mca_atomic_base_module_t super;
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};
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typedef struct mca_atomic_mxm_module_t mca_atomic_mxm_module_t;
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OBJ_CLASS_DECLARATION(mca_atomic_mxm_module_t);
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END_C_DECLS
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#if MXM_API >= MXM_VERSION(2,0)
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static inline mxm_mem_key_t *to_mxm_mkey(sshmem_mkey_t *mkey) {
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if (0 == mkey->len) {
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return &mxm_empty_mem_key;
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}
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return (mxm_mem_key_t *)mkey->u.data;
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}
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#endif
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#endif /* MCA_ATOMIC_MXM_H */
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