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/*
* Copyright (c) 2004-2005 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) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_BTL_IB_FRAG_H
#define MCA_BTL_IB_FRAG_H
#define MCA_BTL_IB_FRAG_ALIGN (8)
#include "ompi_config.h"
#include "btl_mvapi.h"
#include <vapi.h>
#include <mtl_common.h>
#include <vapi_common.h>
#include "ompi/mca/mpool/mvapi/mpool_mvapi.h"
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_btl_mvapi_frag_t);
struct mca_btl_mvapi_header_t {
mca_btl_base_tag_t tag;
int16_t credits;
int16_t rdma_credits;
};
typedef struct mca_btl_mvapi_header_t mca_btl_mvapi_header_t;
struct mca_btl_mvapi_footer_t {
#ifdef OMPI_ENABLE_DEBUG
uint32_t seq;
#endif
union {
uint32_t size;
uint8_t buf[4];
} u;
};
typedef struct mca_btl_mvapi_footer_t mca_btl_mvapi_footer_t;
typedef enum {
MCA_BTL_MVAPI_CONTROL_NOOP,
MCA_BTL_MVAPI_CONTROL_RDMA
} mca_btl_mvapi_control_t;
struct mca_btl_mvapi_control_header_t {
mca_btl_mvapi_control_t type;
};
typedef struct mca_btl_mvapi_control_header_t mca_btl_mvapi_control_header_t;
struct mca_btl_mvapi_eager_rdma_header_t {
mca_btl_mvapi_control_header_t control;
ompi_ptr_t rdma_start;
uint64_t rkey;
};
typedef struct mca_btl_mvapi_eager_rdma_header_t mca_btl_mvapi_eager_rdma_header_t;
enum mca_btl_mvapi_frag_type_t {
MCA_BTL_MVAPI_FRAG_EAGER,
MCA_BTL_MVAPI_FRAG_MAX,
MCA_BTL_MVAPI_FRAG_FRAG,
MCA_BTL_MVAPI_FRAG_EAGER_RDMA
};
typedef enum mca_btl_mvapi_frag_type_t mca_btl_mvapi_frag_type_t;
/**
* IB send fragment derived type.
*/
struct mca_btl_mvapi_frag_t {
mca_btl_base_descriptor_t base;
mca_btl_base_segment_t segment;
struct mca_btl_base_endpoint_t *endpoint;
size_t size;
int rc;
mca_btl_mvapi_frag_type_t type;
union{
VAPI_rr_desc_t rr_desc;
VAPI_sr_desc_t sr_desc;
};
VAPI_sg_lst_entry_t sg_entry;
mca_btl_mvapi_header_t *hdr;
mca_btl_mvapi_footer_t *ftr;
mca_mpool_mvapi_registration_t * vapi_reg;
ompi_free_list_t* my_list;
};
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_frag_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_frag_t);
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_send_frag_eager_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_send_frag_eager_t);
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_send_frag_max_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_send_frag_max_t);
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_send_frag_frag_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_send_frag_frag_t);
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_recv_frag_eager_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_recv_frag_eager_t);
typedef struct mca_btl_mvapi_frag_t mca_btl_mvapi_recv_frag_max_t;
OBJ_CLASS_DECLARATION(mca_btl_mvapi_recv_frag_max_t);
/*
* Allocate an IB send descriptor
*
*/
#define MCA_BTL_IB_FRAG_ALLOC_EAGER(btl, frag, rc) \
{ \
\
ompi_free_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_mvapi_module_t*)btl)->send_free_eager, item, rc); \
frag = (mca_btl_mvapi_frag_t*) item; \
frag->my_list = &((mca_btl_mvapi_module_t*)btl)->send_free_eager; \
}
#define MCA_BTL_IB_FRAG_ALLOC_MAX(btl, frag, rc) \
{ \
\
ompi_free_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_mvapi_module_t*)btl)->send_free_max, item, rc); \
frag = (mca_btl_mvapi_frag_t*) item; \
frag->my_list = &((mca_btl_mvapi_module_t*)btl)->send_free_max; \
}
#define MCA_BTL_IB_FRAG_ALLOC_FRAG(btl, frag, rc) \
{ \
\
ompi_free_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_mvapi_module_t*)btl)->send_free_frag, item, rc); \
frag = (mca_btl_mvapi_frag_t*) item; \
frag->my_list = &((mca_btl_mvapi_module_t*)btl)->send_free_frag; \
}
#define MCA_BTL_IB_FRAG_RETURN(btl, frag) \
{ \
OMPI_FREE_LIST_RETURN(frag->my_list, \
(ompi_free_list_item_t*)(frag)); \
}
#define MCA_BTL_IB_FRAG_PROGRESS(frag) \
do { \
switch(frag->sr_desc.opcode) { \
case VAPI_SEND: \
if(OMPI_SUCCESS != mca_btl_mvapi_endpoint_send(frag->endpoint, frag)) { \
BTL_ERROR(("error in posting pending send\n")); \
} \
break; \
case VAPI_RDMA_WRITE: \
if(OMPI_SUCCESS != mca_btl_mvapi_put((mca_btl_base_module_t*) mvapi_btl, \
frag->endpoint, \
(mca_btl_base_descriptor_t*) frag)) { \
BTL_ERROR(("error in posting pending rdma write\n")); \
} \
break; \
case VAPI_RDMA_READ: \
if(OMPI_SUCCESS != mca_btl_mvapi_get((mca_btl_base_module_t *) mvapi_btl, \
frag->endpoint, \
(mca_btl_base_descriptor_t*) frag)) { \
BTL_ERROR(("error in posting pending rdma read\n")); \
} \
break; \
default: \
BTL_ERROR(("error in posting pending operation, invalide opcode %d\n", frag->sr_desc.opcode)); \
break; \
} \
} while (0)
struct mca_btl_mvapi_module_t;
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif
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