/usr/include/dat2/dat_ib_extensions.h is in libdapl-dev 2.1.10.1.f1e05b7a-3.
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1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 | /*
* Copyright (c) 2007-2011 Intel Corporation. All rights reserved.
*
* This Software is licensed under one of the following licenses:
*
* 1) under the terms of the "Common Public License 1.0" a copy of which is
* in the file LICENSE.txt in the root directory. The license is also
* available from the Open Source Initiative, see
* http://www.opensource.org/licenses/cpl.php.
*
* 2) under the terms of the "The BSD License" a copy of which is in the file
* LICENSE2.txt in the root directory. The license is also available from
* the Open Source Initiative, see
* http://www.opensource.org/licenses/bsd-license.php.
*
* 3) under the terms of the "GNU General Public License (GPL) Version 2" a
* copy of which is in the file LICENSE3.txt in the root directory. The
* license is also available from the Open Source Initiative, see
* http://www.opensource.org/licenses/gpl-license.php.
*
* Licensee has the right to choose one of the above licenses.
*
* Redistributions of source code must retain the above copyright
* notice and one of the license notices.
*
* Redistributions in binary form must reproduce both the above copyright
* notice, one of the license notices in the documentation
* and/or other materials provided with the distribution.
*/
/**********************************************************************
*
* HEADER: dat_ib_extensions.h
*
* PURPOSE: extensions to the DAT API for IB transport specific services
* NOTE: Prototyped IB extension support in openib-cma 1.2 provider.
* Applications MUST recompile with new dat.h definitions
* and include this file.
*
* Description: Header file for "uDAPL: User Direct Access Programming
* Library, Version: 2.0"
*
* Mapping rules:
* All global symbols are prepended with "DAT_" or "dat_"
* All DAT objects have an 'api' tag which, such as 'ep' or 'lmr'
* The method table is in the provider definition structure.
*
*
**********************************************************************/
#ifndef _DAT_IB_EXTENSIONS_H_
#define _DAT_IB_EXTENSIONS_H_
/*
* Provider specific attribute strings for extension support
* returned with dat_ia_query() and
* DAT_PROVIDER_ATTR_MASK == DAT_PROVIDER_FIELD_PROVIDER_SPECIFIC_ATTR
*
* DAT_NAMED_ATTR name == extended operations and version,
* version_value = version number of extension API
*/
/* 2.0.1 - Initial IB extension support, atomic and immed data
* dat_ib_post_fetch_and_add()
* dat_ib_post_cmp_and_swap()
* dat_ib_post_rdma_write_immed()
*
* 2.0.2 - Add UD support, post send and remote_ah via connect events
* dat_ib_post_send_ud()
*
* 2.0.3 - Add query/print counter support for IA, EP, and EVD's
* dat_query_counters(), dat_print_counters()
*
* 2.0.4 - Add DAT_IB_UD_CONNECTION_REJECT_EVENT extended UD event
* 2.0.5 - Add DAT_IB_UD extended UD connection error events
* 2.0.6 - Add MPI over IB collective extensions
* 2.0.7 - Add new IA counters for dapl CM, device LINK, device DIAG
* 2.0.8 - Add DAT_IB_OPEN_QUERY_OP, DAT_IB_CLOSE_QUERY_OP, fast provider query interface
* 2.0.9 - Add DAT_IB_UD_CM_FREE and DAT_IB_UD_AH_FREE
*/
#define DAT_IB_EXTENSION_VERSION 209 /* 2.0.9 */
#define DAT_IB_ATTR_COUNTERS "DAT_COUNTERS"
#define DAT_IB_ATTR_FETCH_AND_ADD "DAT_IB_FETCH_AND_ADD"
#define DAT_IB_ATTR_CMP_AND_SWAP "DAT_IB_CMP_AND_SWAP"
#define DAT_IB_ATTR_IMMED_DATA "DAT_IB_IMMED_DATA"
#define DAT_IB_ATTR_UD "DAT_IB_UD"
#define DAT_IB_COLL_SET_CLOCK "DAT_COLL_SET_CLOCK"
#define DAT_IB_COLL_READ_CLOCK "DAT_COLL_READ_CLOCK"
#define DAT_IB_COLL_BROADCAST "DAT_COLL_BROADCAST"
#define DAT_IB_COLL_BARRIER "DAT_COLL_BARRIER"
#define DAT_IB_COLL_SCATTER "DAT_COLL_SCATTER"
#define DAT_IB_COLL_SCATTERV "DAT_COLL_SCATTERV"
#define DAT_IB_COLL_GATHER "DAT_COLL_GATHER"
#define DAT_IB_COLL_GATHERV "DAT_COLL_GATHERV"
#define DAT_IB_COLL_ALLGATHER "DAT_COLL_ALLGATHER"
#define DAT_IB_COLL_ALLGATHERV "DAT_COLL_ALLGATHERV"
#define DAT_IB_COLL_ALLTOALL "DAT_COLL_ALLTOALL"
#define DAT_IB_COLL_ALLTOALLV "DAT_COLL_ALLTOALLV"
#define DAT_IB_COLL_REDUCE "DAT_COLL_REDUCE"
#define DAT_IB_COLL_ALLREDUCE "DAT_COLL_ALLREDUCE"
#define DAT_IB_COLL_REDUCE_SCATTER "DAT_COLL_REDUCE_SCATTER"
#define DAT_IB_COLL_SCAN "DAT_COLL_SCAN"
/* Collective handle */
typedef DAT_HANDLE DAT_IB_COLLECTIVE_HANDLE;
/*
* Definition for extended EVENT numbers, DAT_IB_EXTENSION_BASE_RANGE
* is used by these extensions as a starting point for extended event numbers
*
* DAT_IB_DTO_EVENT - All extended data transfers - req/recv evd
* DAT_IB_AH_EVENT - address handle resolution - connect evd
*/
typedef enum dat_ib_event_number
{
DAT_IB_DTO_EVENT = DAT_IB_EXTENSION_RANGE_BASE,
DAT_IB_UD_CONNECTION_REQUEST_EVENT,
DAT_IB_UD_CONNECTION_EVENT_ESTABLISHED,
DAT_IB_UD_CONNECTION_REJECT_EVENT,
DAT_IB_UD_CONNECTION_ERROR_EVENT,
DAT_IB_COLLECTIVE_EVENT,
} DAT_IB_EVENT_NUMBER;
/*
* Extension operations
*/
typedef enum dat_ib_op
{
DAT_IB_FETCH_AND_ADD_OP,
DAT_IB_CMP_AND_SWAP_OP,
DAT_IB_RDMA_WRITE_IMMED_OP,
DAT_IB_UD_SEND_OP,
DAT_IB_QUERY_COUNTERS_OP,
DAT_IB_PRINT_COUNTERS_OP,
DAT_IB_COLLECTIVE_CREATE_MEMBER_OP,
DAT_IB_COLLECTIVE_FREE_MEMBER_OP,
DAT_IB_COLLECTIVE_CREATE_GROUP_OP,
DAT_IB_COLLECTIVE_FREE_GROUP_OP,
DAT_IB_COLLECTIVE_SET_CLOCK_OP,
DAT_IB_COLLECTIVE_READ_CLOCK_OP,
DAT_IB_COLLECTIVE_SCATTER_OP,
DAT_IB_COLLECTIVE_SCATTERV_OP,
DAT_IB_COLLECTIVE_GATHER_OP,
DAT_IB_COLLECTIVE_GATHERV_OP,
DAT_IB_COLLECTIVE_ALLGATHER_OP,
DAT_IB_COLLECTIVE_ALLGATHERV_OP,
DAT_IB_COLLECTIVE_ALLTOALL_OP,
DAT_IB_COLLECTIVE_ALLTOALLV_OP,
DAT_IB_COLLECTIVE_REDUCE_OP,
DAT_IB_COLLECTIVE_ALLREDUCE_OP,
DAT_IB_COLLECTIVE_REDUCE_SCATTER_OP,
DAT_IB_COLLECTIVE_SCAN_OP,
DAT_IB_COLLECTIVE_BROADCAST_OP,
DAT_IB_COLLECTIVE_BARRIER_OP,
DAT_IB_START_COUNTERS_OP,
DAT_IB_STOP_COUNTERS_OP,
DAT_IB_UD_CM_FREE_OP,
DAT_IB_UD_AH_FREE_OP,
/* OPEN and CLOSE extensions require DAT support, set proper range */
DAT_IB_OPEN_QUERY_OP = DAT_OPEN_EXTENSION_BASE,
DAT_IB_CLOSE_QUERY_OP = DAT_CLOSE_EXTENSION_BASE,
} DAT_IB_OP;
/*
* The DAT_IB_EXT_TYPE enum specifies the type of extension operation that just
* completed. All IB extended completion types both, DTO and NON-DTO, are
* reported in the extended operation type with the single DAT_IB_DTO_EVENT type.
* The specific extended DTO operation is reported with a DAT_IB_DTOS type in the
* operation field of the base DAT_EVENT structure. All other extended events are
* identified by unique DAT_IB_EVENT_NUMBER types.
*/
typedef enum dat_ib_ext_type
{
DAT_IB_FETCH_AND_ADD, // 0
DAT_IB_CMP_AND_SWAP, // 1
DAT_IB_RDMA_WRITE_IMMED, // 2
DAT_IB_RDMA_WRITE_IMMED_DATA, // 3
DAT_IB_RECV_IMMED_DATA, // 4
DAT_IB_UD_CONNECT_REQUEST, // 5
DAT_IB_UD_REMOTE_AH, // 6
DAT_IB_UD_PASSIVE_REMOTE_AH, // 7
DAT_IB_UD_SEND, // 8
DAT_IB_UD_RECV, // 9
DAT_IB_UD_CONNECT_REJECT, // 10
DAT_IB_UD_CONNECT_ERROR, // 11
DAT_IB_COLLECTIVE_CREATE_STATUS, // 12
DAT_IB_COLLECTIVE_CREATE_DATA, // 13
DAT_IB_COLLECTIVE_CLOCK_SET_STATUS, // 14
DAT_IB_COLLECTIVE_SCATTER_STATUS, // 15
DAT_IB_COLLECTIVE_SCATTERV_STATUS, // 16
DAT_IB_COLLECTIVE_GATHER_STATUS, // 17
DAT_IB_COLLECTIVE_GATHERV_STATUS, // 18
DAT_IB_COLLECTIVE_ALLGATHER_STATUS, // 19
DAT_IB_COLLECTIVE_ALLGATHERV_STATUS, // 20
DAT_IB_COLLECTIVE_ALLTOALL_STATUS, // 21
DAT_IB_COLLECTIVE_ALLTOALLV_STATUS, // 22
DAT_IB_COLLECTIVE_REDUCE_STATUS, // 23
DAT_IB_COLLECTIVE_ALLREDUCE_STATUS, // 24
DAT_IB_COLLECTIVE_REDUCE_SCATTER_STATUS,// 25
DAT_IB_COLLECTIVE_SCAN_STATUS, // 26
DAT_IB_COLLECTIVE_BROADCAST_STATUS, // 27
DAT_IB_COLLECTIVE_BARRIER_STATUS, // 28
} DAT_IB_EXT_TYPE;
/*
* Extension event status
*/
typedef enum dat_ib_status
{
DAT_OP_SUCCESS = DAT_SUCCESS,
DAT_IB_OP_ERR,
DAT_IB_COLL_COMP_ERR,
} DAT_IB_STATUS;
/*
* Definitions for additional extension type RETURN codes above
* standard DAT types. Included with standard DAT_TYPE_STATUS
* bits using a DAT_EXTENSION BASE as a starting point.
*/
typedef enum dat_ib_return
{
DAT_IB_ERR = DAT_EXTENSION_BASE,
DAT_IB_COLLECTIVE_ERR
} DAT_IB_RETURN;
/*
* Definition for extended IB DTO operations, DAT_DTO_EXTENSION_BASE
* is used by DAT extensions as a starting point of extension DTOs
*/
typedef enum dat_ib_dtos
{
DAT_IB_DTO_RDMA_WRITE_IMMED = DAT_DTO_EXTENSION_BASE,
DAT_IB_DTO_RECV_IMMED,
DAT_IB_DTO_FETCH_ADD,
DAT_IB_DTO_CMP_SWAP,
DAT_IB_DTO_RECV_MSG_IMMED,
DAT_IB_DTO_SEND_UD,
DAT_IB_DTO_RECV_UD,
DAT_IB_DTO_RECV_UD_IMMED,
DAT_IB_DTO_COLLECTIVES,
} DAT_IB_DTOS;
/*
* Definitions for additional extension handle types beyond
* standard DAT handle. New Bit definitions MUST start at
* DAT_HANDLE_TYPE_EXTENSION_BASE
*/
typedef enum dat_ib_handle_type
{
DAT_IB_HANDLE_TYPE_EXT = DAT_HANDLE_TYPE_EXTENSION_BASE,
DAT_IB_HANDLE_TYPE_COLLECTIVE
} DAT_IB_HANDLE_TYPE;
/*
* The DAT_IB_EVD_EXTENSION_FLAGS enum specifies the EVD extension flags that
* do not map directly to existing DAT_EVD_FLAGS. This new EVD flag has been
* added to identify an extended EVD that does not fit the existing stream
* types.
*/
typedef enum dat_ib_evd_extension_flags
{
DAT_IB_EVD_EXTENSION_FLAG = DAT_EVD_EXTENSION_BASE,
} DAT_IB_EVD_EXTENSION_FLAGS;
/*
* Definition for memory privilege extension flags.
* New privileges required for new atomic DTO type extensions.
* New Bit definitions MUST start at DAT_MEM_PRIV_EXTENSION
*/
typedef enum dat_ib_mem_priv_flags
{
DAT_IB_MEM_PRIV_REMOTE_ATOMIC = DAT_MEM_PRIV_EXTENSION_BASE,
} DAT_IB_MEM_PRIV_FLAGS;
/*
* Definition for IB address handle, unreliable datagram.
*/
typedef struct dat_ib_addr_handle
{
struct ibv_ah *ah;
DAT_UINT32 qpn;
DAT_SOCK_ADDR6 ia_addr;
} DAT_IB_ADDR_HANDLE;
/*
* Definition for the value filed of extended event that contains immediate data
*/
typedef struct dat_ib_immed_data
{
DAT_UINT32 data;
} DAT_IB_IMMED_DATA;
/* definition for IB collective event data */
typedef struct dat_ib_collective_event_data
{
DAT_HANDLE handle;
DAT_CONTEXT context;
} DAT_IB_COLLECTIVE_EVENT_DATA;
/*
* Definitions for extended event data:
* When dat_event->event_number >= DAT_IB_EXTENSION_BASE_RANGE
* then dat_event->extension_data == DAT_IB_EXTENSION_EVENT_DATA type
* and ((DAT_IB_EXTENSION_EVENT_DATA*)dat_event->extension_data)->type
* specifies extension data values.
* NOTE: DAT_IB_EXTENSION_EVENT_DATA cannot exceed 64 bytes as defined by
* "DAT_UINT64 extension_data[8]" in DAT_EVENT (dat.h)
*
* DAT_IB_UD_CONNECTION_EVENT_ESTABLISHED
* UD address and CM handles via extended UD connect establishment.
* ia_addr provided with extended conn events for reference.
* CM handle provided via context, for dat_ib_ud_cm_release().
* AH provided via remote_ah, for dat_ib_ud_ah_destroy().
* NOTE: if CM released, AH must be destroy before dat_ep_free.
*/
typedef struct dat_ib_extension_event_data
{
DAT_IB_EXT_TYPE type;
DAT_IB_STATUS status;
union {
DAT_IB_IMMED_DATA immed;
} val;
union {
DAT_IB_ADDR_HANDLE remote_ah;
DAT_IB_COLLECTIVE_EVENT_DATA coll;
};
DAT_CONTEXT context;
} DAT_IB_EXTENSION_EVENT_DATA;
/*
* Definitions for additional extension handle types beyond
* standard DAT handle. New Bit definitions MUST start at
* DAT_HANDLE_TYPE_EXTENSION_BASE
*/
typedef enum dat_ib_service_type
{
DAT_IB_SERVICE_TYPE_UD = DAT_SERVICE_TYPE_EXTENSION_BASE,
} DAT_IB_SERVICE_TYPE;
/*
* Definitions for 64-bit IA Counters
*/
typedef enum dat_ia_counters
{
DCNT_IA_PZ_CREATE,
DCNT_IA_PZ_FREE,
DCNT_IA_LMR_CREATE,
DCNT_IA_LMR_FREE,
DCNT_IA_RMR_CREATE,
DCNT_IA_RMR_FREE,
DCNT_IA_PSP_CREATE,
DCNT_IA_PSP_CREATE_ANY,
DCNT_IA_PSP_FREE,
DCNT_IA_RSP_CREATE,
DCNT_IA_RSP_FREE,
DCNT_IA_EVD_CREATE,
DCNT_IA_EVD_FREE,
DCNT_IA_EP_CREATE,
DCNT_IA_EP_FREE,
DCNT_IA_SRQ_CREATE,
DCNT_IA_SRQ_FREE,
DCNT_IA_SP_CR,
DCNT_IA_SP_CR_ACCEPTED,
DCNT_IA_SP_CR_REJECTED,
DCNT_IA_MEM_ALLOC,
DCNT_IA_MEM_ALLOC_DATA,
DCNT_IA_MEM_FREE,
DCNT_IA_ASYNC_ERROR,
DCNT_IA_ASYNC_QP_ERROR,
DCNT_IA_ASYNC_CQ_ERROR,
DCNT_IA_CM_LISTEN,
DCNT_IA_CM_REQ_TX,
DCNT_IA_CM_REQ_RX,
DCNT_IA_CM_REP_TX,
DCNT_IA_CM_REP_RX,
DCNT_IA_CM_RTU_TX,
DCNT_IA_CM_RTU_RX,
DCNT_IA_CM_USER_REJ_TX,
DCNT_IA_CM_USER_REJ_RX,
DCNT_IA_CM_ACTIVE_EST,
DCNT_IA_CM_PASSIVE_EST,
DCNT_IA_CM_AH_REQ_TX,
DCNT_IA_CM_AH_REQ_RX,
DCNT_IA_CM_AH_RESOLVED,
DCNT_IA_CM_DREQ_TX,
DCNT_IA_CM_DREQ_RX,
DCNT_IA_CM_DREP_TX,
DCNT_IA_CM_DREP_RX,
DCNT_IA_CM_MRA_TX,
DCNT_IA_CM_MRA_RX,
DCNT_IA_CM_REQ_FULLQ_POLL,
DCNT_IA_CM_ERR,
DCNT_IA_CM_ERR_REQ_FULLQ,
DCNT_IA_CM_ERR_REQ_DUP,
DCNT_IA_CM_ERR_REQ_RETRY,
DCNT_IA_CM_ERR_REP_DUP,
DCNT_IA_CM_ERR_REP_RETRY,
DCNT_IA_CM_ERR_RTU_DUP,
DCNT_IA_CM_ERR_RTU_RETRY,
DCNT_IA_CM_ERR_REFUSED,
DCNT_IA_CM_ERR_RESET,
DCNT_IA_CM_ERR_TIMEOUT,
DCNT_IA_CM_ERR_REJ_TX,
DCNT_IA_CM_ERR_REJ_RX,
DCNT_IA_CM_ERR_DREQ_DUP,
DCNT_IA_CM_ERR_DREQ_RETRY,
DCNT_IA_CM_ERR_DREP_DUP,
DCNT_IA_CM_ERR_DREP_RETRY,
DCNT_IA_CM_ERR_MRA_DUP,
DCNT_IA_CM_ERR_MRA_RETRY,
DCNT_IA_CM_ERR_UNEXPECTED,
DCNT_IA_LNK_ERR_RCV,
DCNT_IA_LNK_ERR_RCV_REM_PHYS,
DCNT_IA_LNK_ERR_RCV_CONSTRAINT,
DCNT_IA_LNK_ERR_XMT_DISCARDS,
DCNT_IA_LNK_ERR_XMT_CONTRAINT,
DCNT_IA_LNK_ERR_INTEGRITY,
DCNT_IA_LNK_ERR_EXC_BUF_OVERRUN,
DCNT_IA_LNK_WARN_RCV_SW_RELAY,
DCNT_IA_LNK_WARN_XMT_WAIT,
DCNT_IA_DIAG_ERR_RQ_RAE,
DCNT_IA_DIAG_ERR_RQ_OOS,
DCNT_IA_DIAG_ERR_RQ_RIRE,
DCNT_IA_DIAG_ERR_RQ_UDSDPRD,
DCNT_IA_DIAG_ERR_SQ_RAE,
DCNT_IA_DIAG_ERR_SQ_OOS,
DCNT_IA_DIAG_ERR_SQ_RIRE,
DCNT_IA_DIAG_ERR_SQ_RREE,
DCNT_IA_DIAG_ERR_SQ_TREE,
DCNT_IA_ALL_COUNTERS, /* MUST be last */
} DAT_IA_COUNTERS;
/*
* Definitions for 64-bit EP Counters
*/
typedef enum dat_ep_counters
{
DCNT_EP_CONNECT,
DCNT_EP_DISCONNECT,
DCNT_EP_POST_SEND,
DCNT_EP_POST_SEND_DATA,
DCNT_EP_POST_SEND_UD,
DCNT_EP_POST_SEND_UD_DATA,
DCNT_EP_POST_RECV,
DCNT_EP_POST_RECV_DATA,
DCNT_EP_POST_WRITE,
DCNT_EP_POST_WRITE_DATA,
DCNT_EP_POST_WRITE_IMM,
DCNT_EP_POST_WRITE_IMM_DATA,
DCNT_EP_POST_READ,
DCNT_EP_POST_READ_DATA,
DCNT_EP_POST_CMP_SWAP,
DCNT_EP_POST_FETCH_ADD,
DCNT_EP_RECV,
DCNT_EP_RECV_DATA,
DCNT_EP_RECV_UD,
DCNT_EP_RECV_UD_DATA,
DCNT_EP_RECV_IMM,
DCNT_EP_RECV_IMM_DATA,
DCNT_EP_RECV_RDMA_IMM,
DCNT_EP_RECV_RDMA_IMM_DATA,
DCNT_EP_ALL_COUNTERS, /* MUST be last */
} DAT_EP_COUNTERS;
/*
* Definitions for 64-bit EVD Counters
*/
typedef enum dat_evd_counters
{
DCNT_EVD_WAIT,
DCNT_EVD_WAIT_BLOCKED,
DCNT_EVD_WAIT_NOTIFY,
DCNT_EVD_DEQUEUE,
DCNT_EVD_DEQUEUE_FOUND,
DCNT_EVD_DEQUEUE_NOT_FOUND,
DCNT_EVD_DEQUEUE_POLL,
DCNT_EVD_DEQUEUE_POLL_FOUND,
DCNT_EVD_CONN_CALLBACK,
DCNT_EVD_DTO_CALLBACK,
DCNT_EVD_ALL_COUNTERS, /* MUST be last */
} DAT_EVD_COUNTERS;
/*
* Definitions IA Counter Types
* for sampling running counters
*
*/
typedef enum dat_ia_counter_type
{
DCNT_IA_CM,
DCNT_IA_LNK,
DCNT_IA_DIAG,
} DAT_IA_COUNTER_TYPE;
/*
* Data type for reduce operations
*/
typedef enum dat_ib_collective_data_type
{
DAT_IB_COLLECTIVE_TYPE_INT8,
DAT_IB_COLLECTIVE_TYPE_UINT8,
DAT_IB_COLLECTIVE_TYPE_INT16,
DAT_IB_COLLECTIVE_TYPE_UINT16,
DAT_IB_COLLECTIVE_TYPE_INT32,
DAT_IB_COLLECTIVE_TYPE_UINT32,
DAT_IB_COLLECTIVE_TYPE_INT64,
DAT_IB_COLLECTIVE_TYPE_UINT64,
DAT_IB_COLLECTIVE_TYPE_FLOAT,
DAT_IB_COLLECTIVE_TYPE_DOUBLE,
DAT_IB_COLLECTIVE_TYPE_LONG_DOUBLE,
DAT_IB_COLLECTIVE_TYPE_SHORT_INT,
DAT_IB_COLLECTIVE_TYPE_2INT,
DAT_IB_COLLECTIVE_TYPE_FLOAT_INT,
DAT_IB_COLLECTIVE_TYPE_LONG_INT,
DAT_IB_COLLECTIVE_TYPE_DOUBLE_INT,
} DAT_IB_COLLECTIVE_DATA_TYPE;
/*
* Opcode for reduce operations
*/
typedef enum dat_ib_collective_reduce_data_op
{
DAT_IB_COLLECTIVE_REDUCE_OP_MAX,
DAT_IB_COLLECTIVE_REDUCE_OP_MIN,
DAT_IB_COLLECTIVE_REDUCE_OP_SUM,
DAT_IB_COLLECTIVE_REDUCE_OP_PROD,
DAT_IB_COLLECTIVE_REDUCE_OP_LAND,
DAT_IB_COLLECTIVE_REDUCE_OP_BAND,
DAT_IB_COLLECTIVE_REDUCE_OP_LOR,
DAT_IB_COLLECTIVE_REDUCE_OP_BOR,
DAT_IB_COLLECTIVE_REDUCE_OP_LXOR,
DAT_IB_COLLECTIVE_REDUCE_OP_BXOR,
DAT_IB_COLLECTIVE_REDUCE_OP_MAXLOC,
DAT_IB_COLLECTIVE_REDUCE_OP_MINLOC
} DAT_IB_COLLECTIVE_REDUCE_DATA_OP;
/*
* For group creation
*/
typedef unsigned int DAT_IB_COLLECTIVE_RANK;
typedef unsigned int DAT_IB_COLLECTIVE_ID;
typedef void * DAT_IB_COLLECTIVE_MEMBER;
typedef struct dat_ib_collective_group
{
int local_size; /* # of processes on this node */
int local_rank; /* my rank within the node */
int *local_ranks; /* global rank for each local process */
int external_size; /* # of nodes, each node has exactly one external process (local root) */
int external_rank; /* my rank among all external processes if one of them, otherwise -1 */
int *external_ranks; /* global rank for each external process */
int *intranode_table; /* mapping from global rank to local rank. -1 if the process is on a different node */
int *internode_table; /* mapping from global rank to external rank. -1 if the process is >not external */
int is_comm_world;
} DAT_IB_COLLECTIVE_GROUP;
/* Extended RETURN and EVENT STATUS string helper functions */
/* DAT_EXT_RETURN error to string */
static __inline__ DAT_RETURN DAT_API
dat_strerror_extension (
IN DAT_IB_RETURN value,
OUT const char **message )
{
switch( DAT_GET_TYPE(value) ) {
case DAT_IB_ERR:
*message = "DAT_IB_ERR";
return DAT_SUCCESS;
default:
/* standard DAT return type */
return(dat_strerror(value, message, NULL));
}
}
/* DAT_EXT_STATUS error to string */
static __inline__ DAT_RETURN DAT_API
dat_strerror_ext_status (
IN DAT_IB_STATUS value,
OUT const char **message )
{
switch(value) {
case 0:
*message = " ";
return DAT_SUCCESS;
case DAT_IB_OP_ERR:
*message = "DAT_IB_OP_ERR";
return DAT_SUCCESS;
default:
*message = "unknown extension status";
return DAT_INVALID_PARAMETER;
}
}
/*
* Extended IB transport specific APIs
* redirection via DAT extension function
* va_arg function: DAT_HANDLE and OP type MUST be first 2 parameters
*
* RETURN VALUE: DAT_RETURN
*/
/*
* This asynchronous call is modeled after the InfiniBand atomic
* Fetch and Add operation. The add_value is added to the 64 bit
* value stored at the remote memory location specified in remote_iov
* and the result is stored in the local_iov.
*/
#define dat_ib_post_fetch_and_add(ep, add_val, lbuf, cookie, rbuf, flgs) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_FETCH_AND_ADD_OP, \
IN (DAT_UINT64) (add_val), \
IN (DAT_LMR_TRIPLET *) (lbuf), \
IN (cookie), \
IN (DAT_RMR_TRIPLET *) (rbuf), \
IN (DAT_COMPLETION_FLAGS) (flgs))
/*
* This asynchronous call is modeled after the InfiniBand atomic
* Compare and Swap operation. The cmp_value is compared to the 64 bit
* value stored at the remote memory location specified in remote_iov.
* If the two values are equal, the 64 bit swap_value is stored in
* the remote memory location. In all cases, the original 64 bit
* value stored in the remote memory location is copied to the local_iov.
*/
#define dat_ib_post_cmp_and_swap(ep, cmp_val, swap_val, lbuf, cookie, rbuf, flgs) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_CMP_AND_SWAP_OP, \
IN (DAT_UINT64) (cmp_val), \
IN (DAT_UINT64) (swap_val), \
IN (DAT_LMR_TRIPLET *) (lbuf), \
IN (cookie), \
IN (DAT_RMR_TRIPLET *) (rbuf), \
IN (DAT_COMPLETION_FLAGS) (flgs))
/*
* RDMA Write with IMMEDIATE:
*
* This asynchronous call is modeled after the InfiniBand rdma write with
* immediate data operation. Event completion for the request completes as an
* DAT_EXTENSION with extension type set to DAT_DTO_EXTENSION_IMMED_DATA.
* Event completion on the remote endpoint completes as receive DTO operation
* type of DAT_EXTENSION with operation set to DAT_DTO_EXTENSION_IMMED_DATA.
* The immediate data will be provided in the extented DTO event data structure.
*
* Note to Consumers: the immediate data will consume a receive
* buffer at the Data Sink.
*
* Other extension flags:
* n/a
*/
#define dat_ib_post_rdma_write_immed(ep, size, lbuf, cookie, rbuf, idata, flgs) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_RDMA_WRITE_IMMED_OP, \
IN (DAT_COUNT) (size), \
IN (DAT_LMR_TRIPLET *) (lbuf), \
IN (cookie), \
IN (DAT_RMR_TRIPLET *) (rbuf), \
IN (DAT_UINT32) (idata), \
IN (DAT_COMPLETION_FLAGS) (flgs))
/*
* Unreliable datagram: msg send
*
* This asynchronous call is modeled after the InfiniBand UD message send
* Event completion for the request completes as an
* DAT_EXTENSION with extension type set to DAT_DTO_EXTENSION_UD_SEND.
* Event completion on the remote endpoint completes as receive DTO operation
* type of DAT_EXTENSION with operation set to DAT_DTO_EXTENSION_UD_RECV.
*
* Other extension flags:
* n/a
*/
#define dat_ib_post_send_ud(ep, segments, lbuf, ah_ptr, cookie, flgs) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_UD_SEND_OP, \
IN (DAT_COUNT) (segments), \
IN (DAT_LMR_TRIPLET *) (lbuf), \
IN (DAT_IB_ADDR_HANDLE *) (ah_ptr), \
IN (cookie), \
IN (DAT_COMPLETION_FLAGS) (flgs))
/*
* Unreliable datagram: msg recv
*
* Mapping to standard EP post call.
*/
#define dat_ib_post_recv_ud dat_ep_post_recv
/*
* Unreliable datagram: free CM
*
* This call frees CM object after AH and private data are copied
* and stored by consumer. Provider will destroy internal object
* and memory associated with CM and AH resolution. MAY be called
* after CM establishment and before EP destroyed
*
* Other extension flags:
* n/a
*/
#define dat_ib_ud_cm_free(ep, cm) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_UD_CM_FREE_OP, \
IN (DAT_CONTEXT) (cm))
/*
* Unreliable datagram: free AH
*
* This call frees UD Address Handle (AH). MUST be called after all UD sends
* are complete and before UD EP is destroyed.
*
* Other extension flags:
* n/a
*/
#define dat_ib_ud_ah_free(ep, ah) \
dat_extension_op(\
IN (DAT_EP_HANDLE) (ep), \
IN (DAT_IB_OP) DAT_IB_UD_AH_FREE_OP, \
IN (DAT_IB_ADDR_HANDLE *) (ah))
/*
* Query counter(s):
* Provide IA, EP, or EVD and call will return appropriate counters
* DAT_HANDLE dat_handle, enum cntr, *DAT_UINT64 p_cntrs_out, int reset
*
* use _ALL_COUNTERS to query all
*/
#define dat_ib_query_counters(dat_handle, cntr, p_cntrs_out, reset) \
dat_extension_op(\
IN (DAT_HANDLE) dat_handle, \
IN (DAT_IB_OP) DAT_QUERY_COUNTERS_OP, \
IN (int) (cntr), \
IN (DAT_UINT64 *) (p_cntrs_out), \
IN (int) (reset))
/*
* Print counter(s):
* Provide IA, EP, or EVD and call will print appropriate counters
* DAT_HANDLE dat_handle, int cntr, int reset
*
* use _ALL_COUNTERS to print all
*/
#define dat_ib_print_counters(dat_handle, cntr, reset) \
dat_extension_op(\
IN (DAT_HANDLE) dat_handle, \
IN (DAT_IB_OP) DAT_PRINT_COUNTERS_OP, \
IN (int) (cntr), \
IN (int) (reset))
/*
* Start and stop counter(s):
* Provide IA, call will start sampling running IB counters
* DAT_HANDLE dat_handle, counter type (link, diag)
*
*/
#define dat_ib_start_counter(dat_handle, type) \
dat_extension_op(\
IN (DAT_HANDLE) dat_handle, \
IN (DAT_IB_OP) DAT_IB_START_COUNTERS_OP, \
IN (DAT_COUNTER_TYPE) (type))
#define dat_ib_stop_counter(dat_handle, type) \
dat_extension_op(\
IN (DAT_HANDLE) dat_handle, \
IN (DAT_IB_OP) DAT_IB_STOP_COUNTERS_OP, \
IN (DAT_COUNTER_TYPE) (type))
/*
* dat_ib_open_query:
* dat_ib_close_query:
*
* Given IA name, open appropriate provider for fast attribute query
*
* OUT:
* ia_handle
* ia_attr
* pr_attr
*
* RETURN VALUE:
*
* DAT_SUCCESS
* DAT_INVALID_HANDLE
* DAT_NOT_IMPLEMENTED
*
*/
#define dat_ib_open_query(name, ia_handle, ia_mask, ia_attr, prov_mask, prov_attr) \
dat_extension_op(\
IN (DAT_HANDLE) (NULL), \
IN (DAT_IB_OP) DAT_IB_OPEN_QUERY_OP, \
IN (const DAT_NAME_PTR) (name), \
OUT (DAT_HANDLE *) (ia_handle), \
IN (DAT_IA_ATTR_MASK) (ia_mask), \
OUT (DAT_IA_ATTR *) (ia_attr), \
IN (DAT_PROVIDER_ATTR_MASK) (prov_mask), \
OUT (DAT_PROVIDER_ATTR *) (prov_attr))
#define dat_ib_close_query(ia_handle) \
dat_extension_op(\
IN (DAT_HANDLE) (ia_handle), \
IN (DAT_IB_OP) DAT_IB_CLOSE_QUERY_OP)
/*
************************ MPI IB Collective Functions ***********************
*/
/* MPI collective member and group setup functions */
/*
* This synchronous call creates and returns local member
* address information for a collective device or provider
* for each rank. The size of the member address information
* is dependent on the collective device or provider.
* This address information, for each rank, must be exchanged
* and used for group creation on all ranks.
*/
#define dat_ib_collective_create_member(ia_handle, progress_func, member, member_size) \
dat_extension_op(\
IN (DAT_IA_HANDLE) (ia_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_CREATE_MEMBER_OP, \
IN (void *) (progress_func), \
OUT (DAT_IB_COLLECTIVE_MEMBER *) (member), \
OUT (DAT_UINT32 *) (member_size))
/*
* This synchronous call destroys a previously created member
* information associated with the this device ia_handle argument.
*/
#define dat_ib_collective_free_member(ia_handle, member) \
dat_extension_op(\
IN (DAT_IA_HANDLE) (ia_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_FREE_MEMBER_OP, \
IN (DAT_IB_COLLECTIVE_MEMBER) (member))
/*
* This asynchronous call initiates the process of creating a collective
* group and must be called by all group members. The collective_group
* argument points to an array of address/connection qualifier pairs that
* identify the members of the group in rank order. The group_size argument
* specifies the size of the group and therefore the size of the coll_group
* array. The self argument identifies the rank of the caller.
* The group_id argument specifies a network-unique identifier for this
* instance of the collective group. The group_info provides global and local
* rank and process information. All members of the group must specify
* the same group_id value for the same collective instance. The evd_handle
* argument specifies the EVD used for all asynchronous collective completions
* including this call. The user_context argument will be returned in the
* DAT_EXT_COLLECTIVE_CREATE_DATA event.
*
* On a successful completion, each group member will receive a
* DAT_EXT_COLLECTIVE_CREATE_DATA event on the EVD specified by evd_handle.
* The event contains the collective handle, the rank of the receiving
* Endpoint within the collective group, the size of the group, and the
* caller specified user_context. The returned collective handle can be used
* in network clock, Multicast, and other collective operations.
*
* RETURN VALUE: DAT_RETURN
*/
#define dat_ib_collective_create_group(members, group_size, self, group_id, group_info, evd, pd, user_context) \
dat_extension_op(\
IN (DAT_EVD_HANDLE) (evd), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_CREATE_GROUP_OP, \
IN (DAT_IB_COLLECTIVE_MEMBER *) (members), \
IN (DAT_COUNT) (group_size), \
IN (DAT_IB_COLLECTIVE_RANK) (self), \
IN (DAT_IB_COLLECTIVE_ID) (group_id), \
IN (DAT_IB_COLLECTIVE_GROUP *) (group_info), \
IN (DAT_PZ_HANDLE) (pd), \
IN (DAT_CONTEXT) (user_context))
/*
* This synchronous call destroys a previously created collective group
* associated with the collective_handle argument. Any pending or
* in-process requests associated with the collective group will be
* terminated and be posted to the appropriate EVD.
*
* RETURN VALUE: DAT_RETURN
*/
#define dat_ib_collective_free_group(coll_handle) \
dat_extension_op(\
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_FREE_GROUP_OP)
/* MPI collective data operations */
/*
* This call sets the network clock associated with
* collective_handle. A provider implementation may keep a single
* global clock for all collective handles. When this is the case,
* this call sets an adjustment for the given handle so that
* subsequent calls to read the clock will be relative to the value
* specified by clock_value. This is an asynchronous call that
* completes on the collective EVD. The network clock will not be
* synchronized until the request is completed. Any member of the
* collective can set the clock and only one member should make
* this call on behave of the entire collective.
*/
#define dat_ib_collective_set_clock(coll_handle, clock_value, user_context ) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_READ_CLOCK_OP, \
IN (DAT_UINT64) (clock_value), \
IN (DAT_CONTEXT) (user_contex))
/*
* This synchronous call returns the current value of the network clock
* associated with the given collective handle. This is a light weight
* call to minimize skew
*/
#define dat_ib_collective_read_clock(coll_handle, clock_value ) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_READ_CLOCK_OP, \
OUT (DAT_UINT64 *) clock_value))
/*
* This call performs a scatter of the data specified by the
* send_buffer argument to the collective group specified by coll_handle.
* Data is received in the buffer specified by the recv_buffer argument.
* The recv_byte_count argument specifies the size of the receive buffer.
* Data from the root send_buffer will be divided by the number of members
* in the collective group to form equal and contiguous memory partitions.
* Each member of the collective group will receive its rank relative
* partition. An error is returned if the send_byte_count does not describe
* memory that can be evenly divided by the size of the collective group.
* An "in place" transfer for the root rank can be indicated by passing NULL
* as the recv_buffer argument. The send_buffer and send_byte_count
* arguments are ignored on non-root members. The operation is completed on
* the collective EVD unless completions are suppressed through the
* completion flags.
*/
#define dat_ib_collective_scatter(coll_handle, sendbuf, sendsize, recvbuf, recvsize, root, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_SCATTER_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call performs a non-uniform scatter of the data
* specified by the send_buffers array argument to the collective group
* specified by coll_handle. The send_buffers array contains one buffer
* pointer for each member of the collective group, in rank order.
* The send_byte_counts array contains a byte count for each corresponding
* send buffer pointer. The recv_buffer and recev_byte_count arguments
* specify where received portions of the scatter are to be received.
* An "in place" transfer for the root rank can be indicated by passing
* NULL as the recv_buffer argument. The send_buffers and send_byte_counts
* arguments are ignored on non-root members. The operation is completed
* on the collective EVD unless completions are suppressed through the
* completion flags.
*
*/
#define dat_ib_collective_scatterv(coll_handle, sendbuf, sendsizes, displs, recvbuf, recvsize, root, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_SCATTERV_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT *) (sendsizes), \
IN (DAT_COUNT *) (displs), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call performs a gather of the data sent by all
* members of the collective specified by the collective_handle argument.
* The data to be sent is specified by the send_buffer and send_byte_count
* arguments. Data is received by the collective member specified by the
* root argument in the buffer specified by the recv_buffer and
* recv_byte_count arguments. Data is placed into the receive buffer in
* collective rank order. An "in place" transfer for the root rank can
* be indicated by passing NULL as the send_buffer argument.
* The recv_buffer and recv_byte_count arguments are ignored on non-root
* members. The operation is completed on the collective EVD unless
* completions are suppressed through the completion flags.
*/
#define dat_ib_collective_gather(coll_handle, sendbuf, sendsize, recvbuf, recvsize, root, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_GATHER_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS)(flags))
/*
* This call performs a non-uniform gather of the data sent by
* all members of the collective specified by the collective_handle argument.
* The data to be sent is specified by the send_buffer and send_byte_count
* arguments. Data is received by the collective member specified by the
* root argument into the buffers specified by the recv_buffers and
* recv_byte_counts array arguments. Data is placed into the receive buffer
* associated with the rank that sent it. An "in place" transfer for the root
* rank can be indicated by passing NULL as the send_buffer argument.
* The recv_buffers and recv_byte_counts arguments are ignored on non-root
* members. The operation is completed on the collective EVD unless
* completions are suppressed through the completion flags.
*/
#define dat_ib_collective_gatherv(coll_handle, sendbuf, sendsize, recvbufs, recvsizes, displs, root, user_context, flags) \
dat_extension_op( \
(DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_GATHERV_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT *) (recvsizes), \
IN (DAT_COUNT *) (displs), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call is equivalent to having all members of a collective
* group perform a dat_collective_gather() as the root. This results in all
* members of the collective having identical contents in their receive buffer
*/
#define dat_ib_collective_allgather(coll_handle, sendbuf, sendsize, recvbuf, recvsize, user_context, flags) \
dat_extension_op( \
(DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_ALLGATHER_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call performs a non-uniform dat_collective_allgather()
* operation. It is equivalent to having all members of a collective group
* perform a dat_collective_gatherv() as the root. This results in all
* members of the collective having identical contents in their receive
* buffer.
*/
#define dat_ib_collective_allgatherv(coll_handle, sendbuf, sendsize, recvbuf, recvsizes, displs, user_context, flags) \
dat_extension_op( \
(DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_ALLGATHERV_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT *) (recvsizes), \
IN (DAT_COUNT *) (displs), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call is an extension of dat_collective_allgather()
* to the case where each member sends distinct data specified by send_buffer
* to each of the other members. The jth block sent from rank i is received
* by rank j and is placed in the ith block of recv_buffer.
*/
#define dat_ib_collective_alltoall(coll_handle, sendbuf, sendsize, recvbuf, recvsize, user_context, flags) \
dat_extension_op( \
(DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_ALLTOALL_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call performs a non-uniform dat_collective_alltoall() operation
*/
#define dat_ib_collective_alltoallv(coll_handle, sendbuf, sendsizes, senddspls, recvbuf, recvsizes, recvdispls, user_context, flags) \
dat_extension_op( \
(DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_ALLTOALLV_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT *) (sendsizes), \
IN (DAT_COUNT *) (senddispls), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT *) (recvsizes), \
IN (DAT_COUNT *) (recvdispls), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call combines the elements of the data type specified
* by data_type from the buffer specified by send_buffer of all members of
* the collective by performing the operation specified by reduce_operation
* and placing the result into the buffer of the root member specified by
* recv_buffer. It is an error to specify a floating point type with
* any of the logical reduction operators.When using the REDUCE_OP_MINLOC
* and REDUCE_OP _MAXLOC operations, it is assumed that the input and output
* buffers contain pair values where the first member of the pair is of the
* type specified by data_type followed by a COLLECTIVE_TYPE_UINT32 type.
* When the reduction is complete, the receive buffer will contain the
* MIN/MAX value in the first member of the pair with the first member rank
* that contained it in the second member of the pair. The tables below
* show the result of a REDUCE_OP_SUM reduce operation.
*/
#define dat_ib_collective_reduce(coll_handle, sendbuf, sendsize, recvbuf, recvsize, op, type, root, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE)(coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_REDUCE_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_REDUCE_DATA_OP) (op), \
IN (DAT_IB_COLLECTIVE_DATA_TYPE) (type), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call is identical to the dat_collective_reduce()
* call with the exception that the recv_buffer and recv_byte_count arguments
* are valid for all members of the collective and all members of will
* receive the reduction results.
*/
#define dat_ib_collective_allreduce(coll_handle, sendbuf, sendsize, recvbuf, recvsize, op, type, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_ALLREDUCE_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_REDUCE_DATA_OP) (op), \
IN (DAT_IB_COLLECTIVE_DATA_TYPE) (type), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call is identical to rank 0 of the collective calling
* this dat_collective_reduce() followed by dat_collective_scatterv().
* The number of bytes received in the scatter for each rank is determined
* by rank offset into the recv_byte_counts array.
*/
#define dat_ib_collective_reduce_scatter(coll_handle, sendbuf, sendsize, recvbuf, recvsizes, op, type, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_REDUCE_SCATTER_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT *) (recvsizes), \
IN (DAT_IB_COLLECTIVE_REDUCE_DATA_OP) (op), \
IN (DAT_IB_COLLECTIVE_DATA_TYPE) (type), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call is used to perform a prefix reduction on data
* distributed across the group. The operation returns, in recv_buffer of
* the member with rank i, the reduction of the values in send_buffer of
* members with ranks 0,...,i (inclusive). The tables below show the
* result of a REDUCE_OP_SUM scan operation.
*/
#define dat_ib_collective_scan(coll_handle, sendbuf, sendsize, recvbuf, recvsize, op, type, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_SCAN_OP, \
IN (DAT_PVOID) (sendbuf), \
IN (DAT_COUNT) (sendsize), \
IN (DAT_PVOID) (recvbuf), \
IN (DAT_COUNT) (recvsize), \
IN (DAT_IB_COLLECTIVE_REDUCE_DATA_OP) (op), \
IN (DAT_IB_COLLECTIVE_DATA_TYPE) (type), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call performs a broadcast send operation that transfers
* data specified by the buffer argument of the root into the buffer argument
* of all other Endpoints in the collective group specified by coll_handle.
* The operation is completed on the collective EVD unless completions are
* suppressed through the completion flags. All broadcasts are considered
* �in place� transfers. The tables below show the result of a broadcast
* operation.
*/
#define dat_ib_collective_broadcast(coll_handle, buf, size, root, user_context, flags) \
dat_extension_op(\
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_BROADCAST_OP, \
IN (DAT_PVOID) (buf), \
IN (DAT_COUNT) (size), \
IN (DAT_IB_COLLECTIVE_RANK) (root), \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/*
* This call will synchronize all endpoints of the collective
* group specified by coll_handle. This is an asynchronous call that
* will post a completion to the collective EVD when all endpoints
* have synchronized.
*/
#define dat_ib_collective_barrier(coll_handle, user_context, flags) \
dat_extension_op( \
IN (DAT_IB_COLLECTIVE_HANDLE) (coll_handle), \
IN (DAT_IB_OP) DAT_IB_COLLECTIVE_BARRIER_OP, \
IN (DAT_CONTEXT) (user_context), \
IN (DAT_COMPLETION_FLAGS) (flags))
/* Backward compatibility */
#define DAT_ATTR_COUNTERS DAT_IB_ATTR_COUNTERS
#define dat_query_counters dat_ib_query_counters
#define dat_print_counters dat_ib_print_counters
#define DAT_QUERY_COUNTERS_OP DAT_IB_QUERY_COUNTERS_OP
#define DAT_PRINT_COUNTERS_OP DAT_IB_PRINT_COUNTERS_OP
#endif /* _DAT_IB_EXTENSIONS_H_ */
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