usr/src/lib/udapl/udapl_tavor/include/dapl_evd_util.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved.
  24  */
  25
  26 /*
  27  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  28  * Use is subject to license terms.
  29  */
  30
  31 /*
  32  *
  33  * HEADER: dapl_evd_util.h
  34  *
  35  * PURPOSE: Utility defs & routines for the EVD data structure
  36  *
  37  * $Id: dapl_evd_util.h,v 1.10 2003/06/13 12:21:09 sjs2 Exp $
  38  *
  39  */
  40
  41 #ifndef _DAPL_EVD_UTIL_H_
  42 #define _DAPL_EVD_UTIL_H_
  43
  44 #ifdef __cplusplus
  45 extern "C" {
  46 #endif
  47
  48 #include "dapl.h"
  49
  50 DAT_RETURN
  51 dapls_evd_internal_create(
  52     IN DAPL_IA          *ia_ptr,
  53     IN DAPL_CNO         *cno_ptr,
  54     IN DAT_COUNT        min_qlen,
  55     IN DAT_EVD_FLAGS    evd_flags,
  56     OUT DAPL_EVD        **evd_ptr_ptr);
  57
  58 DAPL_EVD *
  59 dapls_evd_alloc(
  60     IN DAPL_IA          *ia_ptr,
  61     IN DAPL_CNO         *cno_ptr,
  62     IN DAT_EVD_FLAGS    evd_flags,
  63     IN DAT_COUNT        qlen);
  64
  65 DAT_RETURN
  66 dapls_evd_dealloc(
  67     IN DAPL_EVD         *evd_ptr);
  68
  69 /*
  70  * Each of these functions will retrieve a free event from
  71  * the specified EVD, fill in the elements of that event, and
  72  * post the event back to the EVD.  If there is no EVD available,
  73  * an overflow event will be posted to the async EVD associated
  74  * with the EVD.
  75  *
  76  * DAT_INSUFFICIENT_RESOURCES will be returned on overflow,
  77  * DAT_SUCCESS otherwise.
  78  */
  79
  80 DAT_RETURN
  81 dapls_evd_post_cr_arrival_event(
  82     IN DAPL_EVD                         *evd_ptr,
  83     IN DAT_EVENT_NUMBER                 event_number,
  84     IN DAT_SP_HANDLE                    sp_handle,
  85     DAT_IA_ADDRESS_PTR                  ia_address_ptr,
  86     DAT_CONN_QUAL                       conn_qual,
  87     DAT_CR_HANDLE                       cr_handle);
  88
  89 DAT_RETURN
  90 dapls_evd_post_connection_event(
  91     IN DAPL_EVD                 *evd_ptr,
  92     IN DAT_EVENT_NUMBER         event_number,
  93     IN DAT_EP_HANDLE            ep_handle,
  94     IN DAT_COUNT                private_data_size,
  95     IN DAT_PVOID                private_data);
  96
  97 DAT_RETURN
  98 dapls_evd_post_async_error_event(
  99     IN DAPL_EVD                         *evd_ptr,
 100     IN DAT_EVENT_NUMBER                 event_number,
 101     IN DAT_IA_HANDLE                    ia_handle);
 102
 103 DAT_RETURN
 104 dapls_evd_post_software_event(
 105     IN DAPL_EVD                         *evd_ptr,
 106     IN DAT_EVENT_NUMBER                 event_number,
 107     IN DAT_PVOID                        pointer);
 108
 109 /*
 110  * dapl internal callbacks functions
 111  */
 112
 113 /* connection verb callback */
 114 extern void dapl_evd_connection_callback(
 115     IN  ib_cm_handle_t          ib_cm_handle,
 116     IN  const ib_cm_events_t    ib_cm_events,
 117     IN  const void              *instant_data_p,
 118     IN  const void *            context);
 119
 120 /* dto verb callback */
 121 extern void dapl_evd_dto_callback(
 122     IN  ib_hca_handle_t         ib_hca_handle,
 123     IN  ib_cq_handle_t          ib_cq_handle,
 124     IN  void*                   context);
 125
 126 /* async verb callbacks */
 127 extern void dapl_evd_un_async_error_callback(
 128     IN  ib_hca_handle_t         ib_hca_handle,
 129     IN  ib_error_record_t       *cause_ptr,
 130     IN  void                    *context);
 131
 132 extern void dapl_evd_cq_async_error_callback(
 133     IN  ib_hca_handle_t         ib_hca_handle,
 134     IN  ib_cq_handle_t          ib_cq_handle,
 135     IN  ib_error_record_t       *cause_ptr,
 136     IN  void                    *context);
 137
 138 extern void dapl_evd_qp_async_error_callback(
 139     IN  ib_hca_handle_t         ib_hca_handle,
 140     IN  ib_qp_handle_t          ib_qp_handle,
 141     IN  ib_error_record_t       *cause_ptr,
 142     IN  void                    *context);
 143
 144 extern void dapls_cr_callback(
 145     ib_cm_handle_t              ib_cm_handle,
 146     IN    const ib_cm_events_t  ib_cm_event,
 147     IN    const void            *instant_data_p,
 148     IN    const void            *context);
 149
 150 extern void dapls_evd_copy_cq(
 151     IN   DAPL_EVD               *evd_ptr,
 152     OUT  int                    *nevents);
 153
 154 extern DAT_RETURN dapls_evd_copy_events(
 155     DAPL_EVD                    *evd_ptr,
 156     DAT_TIMEOUT                 timeout);
 157
 158 extern void dapls_evd_post_premature_events(
 159     DAPL_EP                     *ep_ptr);
 160
 161 extern DAT_RETURN dapls_evd_cq_poll_to_event(
 162     IN DAPL_EVD                 *evd_ptr,
 163     OUT DAT_EVENT               *event);
 164
 165 #ifdef __cplusplus
 166 }
 167 #endif
 168
 169 #endif /* _DAPL_EVD_UTIL_H_ */