1230557Sjimharris/*- 2230557Sjimharris * This file is provided under a dual BSD/GPLv2 license. When using or 3230557Sjimharris * redistributing this file, you may do so under either license. 4230557Sjimharris * 5230557Sjimharris * GPL LICENSE SUMMARY 6230557Sjimharris * 7230557Sjimharris * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 8230557Sjimharris * 9230557Sjimharris * This program is free software; you can redistribute it and/or modify 10230557Sjimharris * it under the terms of version 2 of the GNU General Public License as 11230557Sjimharris * published by the Free Software Foundation. 12230557Sjimharris * 13230557Sjimharris * This program is distributed in the hope that it will be useful, but 14230557Sjimharris * WITHOUT ANY WARRANTY; without even the implied warranty of 15230557Sjimharris * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16230557Sjimharris * General Public License for more details. 17230557Sjimharris * 18230557Sjimharris * You should have received a copy of the GNU General Public License 19230557Sjimharris * along with this program; if not, write to the Free Software 20230557Sjimharris * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 21230557Sjimharris * The full GNU General Public License is included in this distribution 22230557Sjimharris * in the file called LICENSE.GPL. 23230557Sjimharris * 24230557Sjimharris * BSD LICENSE 25230557Sjimharris * 26230557Sjimharris * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. 27230557Sjimharris * All rights reserved. 28230557Sjimharris * 29230557Sjimharris * Redistribution and use in source and binary forms, with or without 30230557Sjimharris * modification, are permitted provided that the following conditions 31230557Sjimharris * are met: 32230557Sjimharris * 33230557Sjimharris * * Redistributions of source code must retain the above copyright 34230557Sjimharris * notice, this list of conditions and the following disclaimer. 35230557Sjimharris * * Redistributions in binary form must reproduce the above copyright 36230557Sjimharris * notice, this list of conditions and the following disclaimer in 37230557Sjimharris * the documentation and/or other materials provided with the 38230557Sjimharris * distribution. 39230557Sjimharris * 40230557Sjimharris * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 41230557Sjimharris * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 42230557Sjimharris * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 43230557Sjimharris * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 44230557Sjimharris * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45230557Sjimharris * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 46230557Sjimharris * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 47230557Sjimharris * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 48230557Sjimharris * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 49230557Sjimharris * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 50230557Sjimharris * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 51230557Sjimharris */ 52230557Sjimharris 53230557Sjimharris#include <sys/cdefs.h> 54230557Sjimharris__FBSDID("$FreeBSD$"); 55230557Sjimharris 56230557Sjimharris/** 57230557Sjimharris * @file 58230557Sjimharris * 59230557Sjimharris * @brief This file contains the methods for the SCIF_SAS_SMP_REMMOTE object's 60230557Sjimharris * clear affiliation activity. 61230557Sjimharris */ 62230557Sjimharris#include <dev/isci/scil/sci_controller.h> 63230557Sjimharris#include <dev/isci/scil/scif_sas_controller.h> 64230557Sjimharris#include <dev/isci/scil/scif_sas_remote_device.h> 65230557Sjimharris#include <dev/isci/scil/scif_sas_logger.h> 66230557Sjimharris 67230557Sjimharris#include <dev/isci/scil/scif_sas_smp_remote_device.h> 68230557Sjimharris#include <dev/isci/scil/scif_sas_smp_io_request.h> 69230557Sjimharris#include <dev/isci/scil/intel_sas.h> 70230557Sjimharris#include <dev/isci/scil/scic_io_request.h> 71230557Sjimharris#include <dev/isci/scil/scic_remote_device.h> 72230557Sjimharris#include <dev/isci/scil/scif_sas_smp_phy.h> 73230557Sjimharris 74230557Sjimharris//****************************************************************************** 75230557Sjimharris//* P R I V A T E M E T H O D S 76230557Sjimharris//****************************************************************************** 77230557Sjimharris 78230557Sjimharris/** 79230557Sjimharris * @brief This method finds the next smp phy (from the anchor_phy) that link to 80230557Sjimharris * a SATA end device. 81230557Sjimharris * 82230557Sjimharris * @param[in] fw_device the framework SMP device that is clearing affiliation for 83230557Sjimharris * its remote SATA devices' 84230557Sjimharris * 85230557Sjimharris * @return SCIF_SAS_SMP_PHY_T a smp phy, to which clear affiliation phy control command 86230557Sjimharris * is to be sent. 87230557Sjimharris */ 88230557Sjimharrisstatic 89230557SjimharrisSCIF_SAS_SMP_PHY_T * scif_sas_smp_remote_device_find_next_smp_phy_link_to_sata( 90230557Sjimharris SCIF_SAS_SMP_PHY_T * anchor_phy 91230557Sjimharris) 92230557Sjimharris{ 93230557Sjimharris SCI_FAST_LIST_ELEMENT_T * element = &anchor_phy->list_element; 94230557Sjimharris SCIF_SAS_SMP_PHY_T * curr_smp_phy = NULL; 95230557Sjimharris 96230557Sjimharris while (element != NULL) 97230557Sjimharris { 98230557Sjimharris curr_smp_phy = (SCIF_SAS_SMP_PHY_T*) sci_fast_list_get_object(element); 99230557Sjimharris element = sci_fast_list_get_next(element); 100230557Sjimharris 101230557Sjimharris if (curr_smp_phy->attached_device_type == SMP_END_DEVICE_ONLY 102230557Sjimharris && curr_smp_phy->u.end_device != NULL) 103230557Sjimharris { 104230557Sjimharris SMP_DISCOVER_RESPONSE_PROTOCOLS_T dev_protocols; 105230557Sjimharris scic_remote_device_get_protocols( 106230557Sjimharris curr_smp_phy->u.end_device->core_object, &dev_protocols); 107230557Sjimharris 108230557Sjimharris if (dev_protocols.u.bits.attached_stp_target) 109230557Sjimharris return curr_smp_phy; 110230557Sjimharris } 111230557Sjimharris } 112230557Sjimharris 113230557Sjimharris return NULL; 114230557Sjimharris} 115230557Sjimharris 116230557Sjimharris//****************************************************************************** 117230557Sjimharris//* P U B L I C M E T H O D S 118230557Sjimharris//****************************************************************************** 119230557Sjimharris 120230557Sjimharris/** 121230557Sjimharris * @brief This method starts the clear affiliation activity for a 122230557Sjimharris * smp device's remote SATA devices. 123230557Sjimharris * 124230557Sjimharris * @param[in] fw_device the framework SMP device that is clearing affiliation for 125230557Sjimharris * its remote SATA devices. 126230557Sjimharris * 127230557Sjimharris * @return none 128230557Sjimharris */ 129230557Sjimharrisvoid scif_sas_smp_remote_device_start_clear_affiliation( 130230557Sjimharris SCIF_SAS_REMOTE_DEVICE_T * fw_device 131230557Sjimharris) 132230557Sjimharris{ 133230557Sjimharris SCIF_SAS_SMP_REMOTE_DEVICE_T * smp_device = 134230557Sjimharris &fw_device->protocol_device.smp_device; 135230557Sjimharris 136230557Sjimharris SCIF_SAS_SMP_PHY_T * phy_to_clear_affiliation = NULL; 137230557Sjimharris 138230557Sjimharris if (smp_device->smp_phy_list.list_head != NULL) 139230557Sjimharris { 140230557Sjimharris phy_to_clear_affiliation = 141230557Sjimharris scif_sas_smp_remote_device_find_next_smp_phy_link_to_sata( 142230557Sjimharris (SCIF_SAS_SMP_PHY_T *)smp_device->smp_phy_list.list_head->object 143230557Sjimharris ); 144230557Sjimharris } 145230557Sjimharris 146230557Sjimharris if (phy_to_clear_affiliation != NULL) 147230557Sjimharris { 148230557Sjimharris smp_device->curr_clear_affiliation_phy = phy_to_clear_affiliation; 149230557Sjimharris 150230557Sjimharris //set current activity 151230557Sjimharris fw_device->protocol_device.smp_device.current_activity = 152230557Sjimharris SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_CLEAR_AFFILIATION; 153230557Sjimharris 154230557Sjimharris //Set current_smp_request to PHY CONTROL. 155230557Sjimharris fw_device->protocol_device.smp_device.current_smp_request = 156230557Sjimharris SMP_FUNCTION_PHY_CONTROL; 157230557Sjimharris 158230557Sjimharris //reset discover_to_start flag. 159230557Sjimharris fw_device->protocol_device.smp_device.scheduled_activity = 160230557Sjimharris SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_NONE; 161230557Sjimharris 162230557Sjimharris //build PHY Control (clear affiliation) to the phy. 163230557Sjimharris scif_sas_smp_request_construct_phy_control( 164230557Sjimharris fw_device->domain->controller, 165230557Sjimharris fw_device, 166230557Sjimharris PHY_OPERATION_CLEAR_AFFILIATION, 167230557Sjimharris phy_to_clear_affiliation->phy_identifier, 168230557Sjimharris NULL, 169230557Sjimharris NULL 170230557Sjimharris ); 171230557Sjimharris 172230557Sjimharris //issue DPC to start this request. 173230557Sjimharris scif_cb_start_internal_io_task_schedule( 174230557Sjimharris fw_device->domain->controller, 175230557Sjimharris scif_sas_controller_start_high_priority_io, 176230557Sjimharris fw_device->domain->controller 177230557Sjimharris ); 178230557Sjimharris } 179230557Sjimharris else 180230557Sjimharris scif_sas_smp_remote_device_finish_clear_affiliation(fw_device); 181230557Sjimharris} 182230557Sjimharris 183230557Sjimharris 184230557Sjimharris/** 185230557Sjimharris * @brief This method continues the clear affiliation activity for a 186230557Sjimharris * smp device's remote SATA devices. 187230557Sjimharris * 188230557Sjimharris * @param[in] fw_device the framework SMP device that is clearing affiliation for 189230557Sjimharris * its remote SATA devices. 190230557Sjimharris * 191230557Sjimharris * @return none 192230557Sjimharris */ 193230557Sjimharrisvoid scif_sas_smp_remote_device_continue_clear_affiliation( 194230557Sjimharris SCIF_SAS_REMOTE_DEVICE_T * fw_device 195230557Sjimharris) 196230557Sjimharris{ 197230557Sjimharris SCIF_SAS_SMP_REMOTE_DEVICE_T * smp_device = 198230557Sjimharris &fw_device->protocol_device.smp_device; 199230557Sjimharris 200230557Sjimharris //search from next immediate smp phy. 201230557Sjimharris SCIF_SAS_SMP_PHY_T * phy_to_clear_affiliation = NULL; 202230557Sjimharris 203230557Sjimharris if (smp_device->curr_clear_affiliation_phy->list_element.next != NULL) 204230557Sjimharris { 205230557Sjimharris phy_to_clear_affiliation = 206230557Sjimharris scif_sas_smp_remote_device_find_next_smp_phy_link_to_sata( 207230557Sjimharris smp_device->curr_clear_affiliation_phy->list_element.next->object 208230557Sjimharris ); 209230557Sjimharris } 210230557Sjimharris 211230557Sjimharris if (phy_to_clear_affiliation != NULL) 212230557Sjimharris { 213230557Sjimharris smp_device->curr_clear_affiliation_phy = phy_to_clear_affiliation; 214230557Sjimharris 215230557Sjimharris //build PHY Control (clear affiliation) to the phy. 216230557Sjimharris scif_sas_smp_request_construct_phy_control( 217230557Sjimharris fw_device->domain->controller, 218230557Sjimharris fw_device, 219230557Sjimharris PHY_OPERATION_CLEAR_AFFILIATION, 220230557Sjimharris phy_to_clear_affiliation->phy_identifier, 221230557Sjimharris NULL, 222230557Sjimharris NULL 223230557Sjimharris ); 224230557Sjimharris } 225230557Sjimharris else 226230557Sjimharris scif_sas_smp_remote_device_finish_clear_affiliation(fw_device); 227230557Sjimharris} 228230557Sjimharris 229230557Sjimharris 230230557Sjimharris/** 231230557Sjimharris * @brief This method finishes the clear affiliation activity for a 232230557Sjimharris * smp device's remote SATA devices. It then notify the domain it fihishes 233230557Sjimharris * the clear affiliation activity. 234230557Sjimharris * 235230557Sjimharris * @param[in] fw_device the framework SMP device that is clearing affiliation for 236230557Sjimharris * its remote SATA devices. 237230557Sjimharris * 238230557Sjimharris * @return none 239230557Sjimharris */ 240230557Sjimharrisvoid scif_sas_smp_remote_device_finish_clear_affiliation( 241230557Sjimharris SCIF_SAS_REMOTE_DEVICE_T * fw_device 242230557Sjimharris) 243230557Sjimharris{ 244230557Sjimharris SCIF_SAS_DOMAIN_T * fw_domain = fw_device->domain; 245230557Sjimharris 246230557Sjimharris scif_sas_smp_remote_device_clear(fw_device); 247230557Sjimharris 248230557Sjimharris //let domain continue to clear affiliation on other smp devices. 249230557Sjimharris scif_sas_domain_continue_clear_affiliation(fw_domain); 250230557Sjimharris} 251230557Sjimharris 252230557Sjimharris 253