1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0 3 * 4 * This file is provided under a dual BSD/GPLv2 license. When using or 5 * redistributing this file, you may do so under either license. 6 * 7 * GPL LICENSE SUMMARY 8 * 9 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 23 * The full GNU General Public License is included in this distribution 24 * in the file called LICENSE.GPL. 25 * 26 * BSD LICENSE 27 * 28 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 35 * * Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * * Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in 39 * the documentation and/or other materials provided with the 40 * distribution. 41 * 42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53 * 54 * $FreeBSD$ 55 */ 56 #ifndef _SCIF_SAS_INTERNAL_REQUEST_H_ 57 #define _SCIF_SAS_INTERNAL_REQUEST_H_ 58 59 /** 60 * @file 61 * 62 * @brief This file contains the protected interface structures, constants, 63 * and methods for the SCIF_SAS_INTERNAL_REQUEST object. 64 */ 65 66 #ifdef __cplusplus 67 extern "C" { 68 #endif // __cplusplus 69 70 71 #include <dev/isci/scil/scif_io_request.h> 72 #include <dev/isci/scil/sci_base_request.h> 73 #include <dev/isci/scil/scif_sas_request.h> 74 #include <dev/isci/scil/scif_sas_io_request.h> 75 #include <dev/isci/scil/scif_sas_remote_device.h> 76 #include <dev/isci/scil/intel_sas.h> 77 #include <dev/isci/scil/sci_controller_constants.h> 78 79 struct SCIF_SAS_CONTROLLER; 80 81 /** 82 * This constant dictates the maximum number of internal framework 83 * IO request objects. These objects are used for internal SMP requests 84 * and for NCQ error handling. 85 */ 86 #define SCIF_SAS_MAX_INTERNAL_REQUEST_COUNT (SCI_MAX_DOMAINS*4) 87 88 /** 89 * This constant dictates the minimum number of internal framework 90 * IO request objects when size-constrained. 91 */ 92 #define SCIF_SAS_MIN_INTERNAL_REQUEST_COUNT (SCI_MAX_DOMAINS) 93 94 /* 95 * This constant indicates the timeout value of an internal IO request 96 * in mili-seconds. 97 */ 98 #define SCIF_SAS_INTERNAL_REQUEST_TIMEOUT 3000 99 100 /** 101 * @struct SCIF_SAS_INTERNAL_IO_REQUEST 102 * 103 * @brief The SCIF_SAS_INTERNAL_IO_REQUEST object represents the internal SAS 104 * IO request behavior for the framework component. 105 */ 106 typedef struct SCIF_SAS_INTERNAL_IO_REQUEST 107 { 108 /** 109 * The SCIF_SAS_IO_REQUEST is the parent object for the 110 * SCIF_SAS_INTERNAL_IO_REQUEST object. 111 */ 112 SCIF_SAS_IO_REQUEST_T parent; 113 114 /** 115 * This field will be utilized only by internal IO to handle timeout 116 * situation. 117 */ 118 void * internal_io_timer; 119 120 }SCIF_SAS_INTERNAL_IO_REQUEST_T; 121 122 123 U32 scif_sas_internal_request_get_object_size( 124 void 125 ); 126 127 SCI_STATUS scif_sas_internal_io_request_construct_smp( 128 struct SCIF_SAS_CONTROLLER * fw_controller, 129 SCIF_SAS_REMOTE_DEVICE_T * fw_remote_device, 130 void * internal_io_memory, 131 U16 io_tag, 132 SMP_REQUEST_T * smp_command 133 ); 134 135 SCI_STATUS scif_sas_internal_io_request_construct_stp( 136 SCIF_SAS_INTERNAL_IO_REQUEST_T * fw_io 137 ); 138 139 void scif_sas_internal_io_request_timeout_handler( 140 void * fw_io 141 ); 142 143 void scif_sas_internal_io_request_complete( 144 struct SCIF_SAS_CONTROLLER * fw_controller, 145 SCIF_SAS_INTERNAL_IO_REQUEST_T * fw_io, 146 SCI_STATUS completion_status 147 ); 148 149 void scif_sas_internal_io_request_destruct( 150 struct SCIF_SAS_CONTROLLER * fw_controller, 151 SCIF_SAS_INTERNAL_IO_REQUEST_T * fw_internal_io 152 ); 153 154 #ifdef __cplusplus 155 } 156 #endif // __cplusplus 157 158 #endif // _SCIF_SAS_IO_REQUEST_H_ 159 160