/*- * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. * * GPL LICENSE SUMMARY * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. * The full GNU General Public License is included in this distribution * in the file called LICENSE.GPL. * * BSD LICENSE * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); /** * @file * * @brief This file contains all of the SCIF_SAS_TASK_REQUEST object * state entrance and exit method implementations. */ #include //****************************************************************************** //* P R O T E C T E D M E T H O D S //****************************************************************************** /** * @brief This method implements the actions taken when entering the * INITIAL state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_initial_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_INITIAL ); // Initial state is a transitional state to the constructed state sci_base_state_machine_change_state( &fw_task->parent.parent.state_machine, SCI_BASE_REQUEST_STATE_CONSTRUCTED ); } /** * @brief This method implements the actions taken when entering the * CONSTRUCTED state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_constructed_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_CONSTRUCTED ); } /** * @brief This method implements the actions taken when entering the * STARTED state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_started_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_STARTED ); // Increment the affected request count to include the task performing // the task management to ensure we don't complete the task request until // all terminations and the task itself have completed. fw_task->affected_request_count++; } /** * @brief This method implements the actions taken when entering the * COMPLETED state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_completed_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_COMPLETED ); // Check to see if the task management operation is now finished (i.e. // all of the task terminations and the task management request are // complete). scif_sas_task_request_operation_complete(fw_task); } /** * @brief This method implements the actions taken when entering the * ABORTING state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_aborting_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_ABORTING ); /// @todo Is terminating a previously outstanding task request right? fw_task->parent.status = scif_sas_request_terminate_start( &fw_task->parent, fw_task->parent.core_object ); } /** * @brief This method implements the actions taken when exiting the * ABORTING state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_aborting_state_exit( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_REQUEST_T * fw_request = (SCIF_SAS_REQUEST_T *)object; scif_sas_request_terminate_complete(fw_request); } /** * @brief This method implements the actions taken when entering the * FINAL state. * * @param[in] object This parameter specifies the base object for which * the state transition is occurring. This is cast into a * SCIF_SAS_TASK_REQUEST object in the method implementation. * * @return none */ static void scif_sas_task_request_final_state_enter( SCI_BASE_OBJECT_T *object ) { SCIF_SAS_TASK_REQUEST_T * fw_task = (SCIF_SAS_TASK_REQUEST_T *)object; SET_STATE_HANDLER( &fw_task->parent, scif_sas_task_request_state_handler_table, SCI_BASE_REQUEST_STATE_FINAL ); } SCI_BASE_STATE_T scif_sas_task_request_state_table[SCI_BASE_REQUEST_MAX_STATES] = { { SCI_BASE_REQUEST_STATE_INITIAL, scif_sas_task_request_initial_state_enter, NULL }, { SCI_BASE_REQUEST_STATE_CONSTRUCTED, scif_sas_task_request_constructed_state_enter, NULL }, { SCI_BASE_REQUEST_STATE_STARTED, scif_sas_task_request_started_state_enter, NULL }, { SCI_BASE_REQUEST_STATE_COMPLETED, scif_sas_task_request_completed_state_enter, NULL }, { SCI_BASE_REQUEST_STATE_ABORTING, scif_sas_task_request_aborting_state_enter, scif_sas_task_request_aborting_state_exit }, { SCI_BASE_REQUEST_STATE_FINAL, scif_sas_task_request_final_state_enter, NULL }, };