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/* BEGIN_ICS_COPYRIGHT4 ****************************************
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Copyright (c) 2015, Intel Corporation
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Intel Corporation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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** END_ICS_COPYRIGHT4 ****************************************/
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/* [ICS VERSION STRING: unknown] */
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/* Suppress duplicate loading of this file */
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#ifndef _IBA_IB_CM_PARAMS_H_
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#define _IBA_IB_CM_PARAMS_H_
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#if defined (__cplusplus)
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extern "C" {
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#endif
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#include "datatypes.h"
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/* default values for CM tunable parameters */
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#define CM_MAX_NDGRM 30000 /* This should be >= # of QP */
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#define CM_MAX_CONNECTIONS 2048 /* CEP limit in CmWait */
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#define CM_REQ_RETRY 8 /* REQ and SIDR_REQ */
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#define CM_REP_RETRY 8 /* REP */
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/* controls over growth of Cm Dgrm Pool */
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#define CM_DGRM_INITIAL 2048 /* initial size */
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#define CM_DGRM_LOW_WATER 100 /* low water point */
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#define CM_DGRM_INCREMENT 500 /* amount to grow by */
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/* Default Max backlog for a passive endpoint before we start */
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/* discarding incoming connection requests or mark the passive */
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/* endpoint as dead (adjustable per CEP via CmModifyCEP) */
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#define CM_MAX_BACKLOG 1024
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/* Initial average turnaround time */
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#define CM_TURNAROUND_TIME_MS 60 /* 60 ms */
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/* Default Min turnaround time setting (bounds avg and CmModifyCEP setting) */
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#define CM_MIN_TURNAROUND_TIME_MS 40 /* 40 ms */
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/* Default Max turnaround time setting (bounds avg and CmModifyCEP setting) */
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#define CM_MAX_TURNAROUND_TIME_MS 4000 /* 4 seconds */
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/* Default SIDR req timeout */
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#define SIDR_REQ_TIMEOUT_MS 8 /* 8 ms */
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/* if 1, allow QP to be reused in TimeWait state */
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#define CM_REUSE_QP 0
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/* if 1, don't check PKey and GID validity */
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#define CM_DISABLE_VALIDATION 0
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typedef struct _CM_PARAMS {
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uint32 MaxDgrms;
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uint32 PreallocDgrms;
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uint32 MinFreeDgrms;
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uint32 DgrmIncrement;
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uint32 MaxConns;
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uint32 MaxReqRetry;
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uint32 MaxRepRetry;
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uint32 MaxBackLog;
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uint32 SidrReqTimeoutMs; /* CPU processing part of timeout */
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uint32 TurnaroundTimeMs;
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uint32 MinTurnaroundTimeMs;
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uint32 MaxTurnaroundTimeMs;
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uint32 ReuseQP;
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uint32 DisableValidation;
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} CM_PARAMS;
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extern CM_PARAMS gCmParams;
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#if defined (__cplusplus)
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};
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#endif
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#endif /* _IBA_IB_CM_PARAMS_H_ */
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