14d7e96f92
with clang. Also fix a number of warnings uncovered when building with clang around some implicit enum conversions. Sponsored by: Intel Approved by: scottl
821 lines
27 KiB
C
821 lines
27 KiB
C
/*-
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* BSD LICENSE
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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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
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, 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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (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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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/**
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* @file
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*
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* @brief This file contains the implementation of the SCIF_SAS_IO_REQUEST
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* object.
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*/
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#include <dev/isci/scil/scic_io_request.h>
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#include <dev/isci/scil/scic_remote_device.h>
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#include <dev/isci/scil/scic_user_callback.h>
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#include <dev/isci/scil/scic_controller.h>
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#include <dev/isci/scil/scif_user_callback.h>
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#include <dev/isci/scil/scif_sas_controller.h>
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#include <dev/isci/scil/scif_sas_domain.h>
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#include <dev/isci/scil/scif_sas_remote_device.h>
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#include <dev/isci/scil/scif_sas_io_request.h>
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#include <dev/isci/scil/scif_sas_task_request.h>
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#include <dev/isci/scil/scif_sas_stp_io_request.h>
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#include <dev/isci/scil/scif_sas_logger.h>
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#include <dev/isci/scil/scif_sas_smp_io_request.h>
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#include <dev/isci/scil/sci_fast_list.h>
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#include <dev/isci/scil/sati.h>
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#include <dev/isci/scil/intel_sat.h>
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#include <dev/isci/scil/sati_translator_sequence.h>
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/**
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* @brief This method represents common functionality for the
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* scif_io_request_construct() and scif_sas_io_request_continue()
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* methods.
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*
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* @return This method returns an indication as to whether the
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* construction succeeded.
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*/
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static
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SCI_STATUS scif_sas_io_request_construct(
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SCIF_SAS_REMOTE_DEVICE_T * fw_device,
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SCIF_SAS_IO_REQUEST_T * fw_io,
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U16 io_tag,
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void * user_io_request_object,
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SCI_IO_REQUEST_HANDLE_T * scif_io_request,
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BOOL is_initial_construction
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)
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{
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SCI_STATUS status;
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SMP_DISCOVER_RESPONSE_PROTOCOLS_T dev_protocols;
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scic_remote_device_get_protocols(fw_device->core_object, &dev_protocols);
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//Currently, all the io requests sent to smp target are internal.
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//so we fail all the external io toward to it.
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//Todo: is there a better way to handle external io to smp target?
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if (dev_protocols.u.bits.attached_smp_target)
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return SCI_FAILURE_INVALID_REMOTE_DEVICE;
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SCIF_LOG_TRACE((
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sci_base_object_get_logger(fw_device),
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SCIF_LOG_OBJECT_IO_REQUEST,
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"scif_sas_io_request_construct(0x%x,0x%x,0x%x,0x%x,0x%x,0x%x) enter\n",
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fw_device, fw_io, io_tag, user_io_request_object, scif_io_request,
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is_initial_construction
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));
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// Initialize the users handle to the framework IO request.
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*scif_io_request = fw_io;
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// Construct the parent object first in order to ensure logging can
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// function.
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scif_sas_request_construct(
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&fw_io->parent,
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fw_device,
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sci_base_object_get_logger(fw_device),
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scif_sas_io_request_state_table
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);
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status = scic_io_request_construct(
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fw_device->domain->controller->core_object,
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fw_device->core_object,
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io_tag,
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fw_io,
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((U8 *)fw_io) + sizeof(SCIF_SAS_IO_REQUEST_T),
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&fw_io->parent.core_object
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);
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if (status == SCI_SUCCESS)
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{
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// These associations must be set early for the core io request
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// object construction to complete correctly as there will be
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// callbacks into the user driver framework during core construction
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sci_object_set_association(fw_io, user_io_request_object);
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sci_object_set_association(fw_io->parent.core_object, fw_io);
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// Perform protocol specific core IO request construction.
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if (dev_protocols.u.bits.attached_ssp_target)
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status = scic_io_request_construct_basic_ssp(fw_io->parent.core_object);
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else if (dev_protocols.u.bits.attached_stp_target)
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{
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if (is_initial_construction == TRUE)
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sati_sequence_construct(&fw_io->parent.stp.sequence);
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#if !defined(DISABLE_ATAPI)
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if (!scic_remote_device_is_atapi(fw_device->core_object))
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{
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#endif
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status = scif_sas_stp_io_request_construct(fw_io);
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#if !defined(DISABLE_ATAPI)
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}
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else
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status = scif_sas_stp_packet_io_request_construct(fw_io);
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#endif
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}
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sci_base_state_machine_logger_initialize(
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&fw_io->parent.parent.state_machine_logger,
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&fw_io->parent.parent.state_machine,
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&fw_io->parent.parent.parent,
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scif_cb_logger_log_states,
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"SCIF_IO_REQUEST_T", "base_state_machine",
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SCIF_LOG_OBJECT_IO_REQUEST
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);
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}
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return status;
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}
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//******************************************************************************
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//* P U B L I C M E T H O D S
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//******************************************************************************
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U32 scif_io_request_get_object_size(
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void
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)
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{
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return (sizeof(SCIF_SAS_IO_REQUEST_T) + scic_io_request_get_object_size());
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}
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// ----------------------------------------------------------------------------
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U32 scif_io_request_get_number_of_bytes_transferred(
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SCI_IO_REQUEST_HANDLE_T scif_io_request
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)
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{
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SCIF_SAS_IO_REQUEST_T * fw_request = (SCIF_SAS_IO_REQUEST_T*) scif_io_request;
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if(scic_io_request_get_protocol(scif_io_request_get_scic_handle(scif_io_request))
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== SCIC_STP_PROTOCOL)
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{
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U16 sati_data_bytes_set =
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sati_get_number_data_bytes_set(&(fw_request->parent.stp.sequence));
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if (sati_data_bytes_set != 0)
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return sati_data_bytes_set;
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else
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{
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#if !defined(DISABLE_ATAPI)
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U8 sat_protocol = fw_request->parent.stp.sequence.protocol;
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if ( sat_protocol & SAT_PROTOCOL_PACKET)
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return
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scif_sas_stp_packet_io_request_get_number_of_bytes_transferred(fw_request);
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else
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#endif
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return scic_io_request_get_number_of_bytes_transferred(
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scif_io_request_get_scic_handle(scif_io_request));
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}
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}
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else
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{
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return scic_io_request_get_number_of_bytes_transferred(
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scif_io_request_get_scic_handle(scif_io_request));
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}
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}
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// ---------------------------------------------------------------------------
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SCI_STATUS scif_io_request_construct(
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SCI_CONTROLLER_HANDLE_T scif_controller,
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SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device,
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U16 io_tag,
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void * user_io_request_object,
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void * io_request_memory,
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SCI_IO_REQUEST_HANDLE_T * scif_io_request
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)
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{
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SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
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io_request_memory;
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SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
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scif_remote_device;
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return scif_sas_io_request_construct(
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fw_device,
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fw_io,
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io_tag,
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user_io_request_object,
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scif_io_request,
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TRUE
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);
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}
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// ---------------------------------------------------------------------------
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SCI_STATUS scif_request_construct(
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SCI_CONTROLLER_HANDLE_T scif_controller,
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SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device,
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U16 io_tag,
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void * user_io_request_object,
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void * io_request_memory,
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SCI_IO_REQUEST_HANDLE_T * scif_io_request
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)
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{
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SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
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io_request_memory;
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SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
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scif_remote_device;
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SCI_STATUS status;
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|
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SCIF_LOG_TRACE((
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sci_base_object_get_logger(fw_device),
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SCIF_LOG_OBJECT_IO_REQUEST,
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"scif_io_request_construct(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x) enter\n",
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scif_controller, scif_remote_device, io_tag, user_io_request_object,
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io_request_memory, scif_io_request
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));
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// Step 1: Create the scif io request.
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// Initialize the users handle to the framework IO request.
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*scif_io_request = fw_io;
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// Construct the parent object first in order to ensure logging can
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// function.
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scif_sas_request_construct(
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&fw_io->parent,
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fw_device,
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sci_base_object_get_logger(fw_device),
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scif_sas_io_request_state_table
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);
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status = scic_io_request_construct(
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(void *) ((SCIF_SAS_CONTROLLER_T *)scif_controller)->core_object,
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(void *) fw_device->core_object,
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io_tag,
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fw_io,
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(U8 *)io_request_memory + sizeof(SCIF_SAS_IO_REQUEST_T),
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&fw_io->parent.core_object
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);
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if (status == SCI_SUCCESS)
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{
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// These associations must be set early for the core io request
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// object construction to complete correctly as there will be
|
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// callbacks into the user driver framework during core construction
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sci_object_set_association(fw_io, user_io_request_object);
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sci_object_set_association(fw_io->parent.core_object, fw_io);
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sci_base_state_machine_logger_initialize(
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&fw_io->parent.parent.state_machine_logger,
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&fw_io->parent.parent.state_machine,
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&fw_io->parent.parent.parent,
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scif_cb_logger_log_states,
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"SCIF_IO_REQUEST_T", "base_state_machine",
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SCIF_LOG_OBJECT_IO_REQUEST
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);
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}
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return status;
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}
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|
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// ----------------------------------------------------------------------------
|
|
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SCI_STATUS scif_io_request_construct_with_core (
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SCI_CONTROLLER_HANDLE_T scif_controller,
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SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device,
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void * scic_io_request,
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void * user_io_request_object,
|
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void * io_request_memory,
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SCI_IO_REQUEST_HANDLE_T * scif_io_request
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)
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{
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SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
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io_request_memory;
|
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SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
|
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scif_remote_device;
|
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SCI_STATUS status = SCI_SUCCESS;
|
|
|
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SCIF_LOG_TRACE((
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sci_base_object_get_logger(fw_device),
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SCIF_LOG_OBJECT_IO_REQUEST,
|
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"scif_io_request_construct_pass_through(0x%x, 0x%x, 0x%x, 0x%x) enter\n",
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scif_remote_device, user_io_request_object,
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io_request_memory, scif_io_request
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));
|
|
|
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// Initialize the users handle to the framework IO request.
|
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*scif_io_request = fw_io;
|
|
|
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// Construct the parent object first in order to ensure logging can
|
|
// function.
|
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scif_sas_request_construct(
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&fw_io->parent,
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fw_device,
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sci_base_object_get_logger(fw_device),
|
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scif_sas_io_request_state_table
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);
|
|
|
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fw_io->parent.core_object = scic_io_request;
|
|
|
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//set association
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sci_object_set_association(fw_io, user_io_request_object);
|
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sci_object_set_association(fw_io->parent.core_object, fw_io);
|
|
|
|
|
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sci_base_state_machine_logger_initialize(
|
|
&fw_io->parent.parent.state_machine_logger,
|
|
&fw_io->parent.parent.state_machine,
|
|
&fw_io->parent.parent.parent,
|
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scif_cb_logger_log_states,
|
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"SCIF_IO_REQUEST_T", "base_state_machine",
|
|
SCIF_LOG_OBJECT_IO_REQUEST
|
|
);
|
|
|
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return status;
|
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}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
void * scif_io_request_get_response_iu_address(
|
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SCI_IO_REQUEST_HANDLE_T scif_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)scif_io_request;
|
|
|
|
return (scic_io_request_get_response_iu_address(fw_io->parent.core_object ));
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_IO_REQUEST_HANDLE_T scif_io_request_get_scic_handle(
|
|
SCI_IO_REQUEST_HANDLE_T scif_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*) scif_io_request;
|
|
return fw_io->parent.core_object;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
void scic_cb_io_request_complete(
|
|
SCI_CONTROLLER_HANDLE_T controller,
|
|
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
|
|
SCI_IO_REQUEST_HANDLE_T io_request,
|
|
SCI_IO_STATUS completion_status
|
|
)
|
|
{
|
|
SCI_STATUS status;
|
|
SCIF_SAS_CONTROLLER_T * fw_controller = (SCIF_SAS_CONTROLLER_T*)
|
|
sci_object_get_association(controller);
|
|
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
|
|
sci_object_get_association(remote_device);
|
|
SCIF_SAS_REQUEST_T * fw_request = (SCIF_SAS_REQUEST_T*)
|
|
sci_object_get_association(io_request);
|
|
|
|
SCIF_LOG_TRACE((
|
|
sci_base_object_get_logger(controller),
|
|
SCIF_LOG_OBJECT_IO_REQUEST,
|
|
"scic_cb_io_request_complete(0x%x, 0x%x, 0x%x, 0x%x) enter\n",
|
|
controller, remote_device, io_request, completion_status
|
|
));
|
|
|
|
// Invoke the common completion handler routine.
|
|
// A non-successful return indicates we are not in a correct state to
|
|
// receive a completion notification for this request.
|
|
status = fw_request->state_handlers->complete_handler(&fw_request->parent);
|
|
|
|
// If the status indicates the completion handler was successful, then
|
|
// allow protocol specific completion processing to occur.
|
|
if (status == SCI_SUCCESS)
|
|
{
|
|
if (fw_request->protocol_complete_handler != NULL)
|
|
{
|
|
status = fw_request->protocol_complete_handler(
|
|
fw_controller, fw_device, fw_request, (SCI_STATUS *)&completion_status
|
|
);
|
|
}
|
|
|
|
// If this isn't an internal framework IO request, then simply pass the
|
|
// notification up to the SCIF user.
|
|
if ( status == SCI_SUCCESS )
|
|
{
|
|
if (fw_request->is_high_priority == FALSE)
|
|
{
|
|
if (fw_request->is_waiting_for_abort_task_set == FALSE)
|
|
{
|
|
scif_cb_io_request_complete(
|
|
fw_controller, fw_device, fw_request, completion_status);
|
|
}
|
|
else
|
|
{
|
|
// do nothing - will complete the I/O when the abort task
|
|
// set completes
|
|
}
|
|
}
|
|
else
|
|
scif_sas_controller_complete_high_priority_io(
|
|
fw_controller, fw_device, fw_request);
|
|
}
|
|
else if ( status == SCI_WARNING_SEQUENCE_INCOMPLETE )
|
|
{
|
|
scif_sas_io_request_continue(fw_controller, fw_device, fw_request);
|
|
}
|
|
}
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_io_request_get_transfer_length(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return (scif_cb_io_request_get_transfer_length(
|
|
fw_io->parent.parent.parent.associated_object
|
|
));
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_IO_REQUEST_DATA_DIRECTION scic_cb_io_request_get_data_direction(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return (scif_cb_io_request_get_data_direction(
|
|
fw_io->parent.parent.parent.associated_object
|
|
));
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
#ifndef SCI_SGL_OPTIMIZATION_ENABLED
|
|
void scic_cb_io_request_get_next_sge(
|
|
void * scic_user_io_request,
|
|
void * current_sge_address,
|
|
void **next_sge
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
scif_cb_io_request_get_next_sge(
|
|
fw_io->parent.parent.parent.associated_object,
|
|
current_sge_address,
|
|
next_sge
|
|
);
|
|
}
|
|
#endif
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_PHYSICAL_ADDRESS scic_cb_sge_get_address_field(
|
|
void * scic_user_io_request,
|
|
void * sge_address
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
return scif_cb_sge_get_address_field(
|
|
fw_io->parent.parent.parent.associated_object, sge_address
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_sge_get_length_field(
|
|
void * scic_user_io_request,
|
|
void * sge_address
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_sge_get_length_field(
|
|
fw_io->parent.parent.parent.associated_object,
|
|
sge_address
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
void * scic_cb_ssp_io_request_get_cdb_address(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_io_request_get_cdb_address(
|
|
fw_io->parent.parent.parent.associated_object
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_ssp_io_request_get_cdb_length(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_io_request_get_cdb_length(
|
|
fw_io->parent.parent.parent.associated_object
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
#if !defined(DISABLE_ATAPI)
|
|
void * scic_cb_stp_packet_io_request_get_cdb_address(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_REQUEST_T * fw_request = (SCIF_SAS_REQUEST_T*)scic_user_io_request;
|
|
|
|
SATI_TRANSLATOR_SEQUENCE_T * sati_sequence = &fw_request->stp.sequence;
|
|
|
|
if (sati_sequence->state != SATI_SEQUENCE_STATE_INCOMPLETE)
|
|
return scif_cb_io_request_get_cdb_address(
|
|
fw_request->parent.parent.associated_object
|
|
);
|
|
else
|
|
return
|
|
&(sati_sequence->command_specific_data.sati_atapi_data.request_sense_cdb);
|
|
}
|
|
#endif
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
#if !defined(DISABLE_ATAPI)
|
|
U32 scic_cb_stp_packet_io_request_get_cdb_length(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_REQUEST_T * fw_request = (SCIF_SAS_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
SATI_TRANSLATOR_SEQUENCE_T * sati_sequence = &fw_request->stp.sequence;
|
|
|
|
if (sati_sequence->state != SATI_SEQUENCE_STATE_INCOMPLETE)
|
|
return scif_cb_io_request_get_cdb_length(
|
|
fw_request->parent.parent.associated_object
|
|
);
|
|
else
|
|
return SATI_ATAPI_REQUEST_SENSE_CDB_LENGTH;
|
|
}
|
|
#endif
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_ssp_io_request_get_lun(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_io_request_get_lun(
|
|
fw_io->parent.parent.parent.associated_object
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_ssp_io_request_get_task_attribute(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_io_request_get_task_attribute(
|
|
fw_io->parent.parent.parent.associated_object
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_cb_ssp_io_request_get_command_priority(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io = (SCIF_SAS_IO_REQUEST_T*)
|
|
scic_user_io_request;
|
|
|
|
return scif_cb_io_request_get_command_priority(
|
|
fw_io->parent.parent.parent.associated_object
|
|
);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
BOOL scic_cb_request_is_initial_construction(
|
|
void * scic_user_io_request
|
|
)
|
|
{
|
|
SCIF_SAS_REQUEST_T * fw_request = (SCIF_SAS_REQUEST_T*)
|
|
scic_user_io_request;
|
|
SCIF_SAS_REMOTE_DEVICE_T* fw_device = fw_request->device;
|
|
|
|
SMP_DISCOVER_RESPONSE_PROTOCOLS_T dev_protocols;
|
|
scic_remote_device_get_protocols(fw_device->core_object, &dev_protocols);
|
|
|
|
if (dev_protocols.u.bits.attached_stp_target
|
|
&& fw_request->stp.sequence.state == SATI_SEQUENCE_STATE_INCOMPLETE)
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
//******************************************************************************
|
|
//* P R O T E C T E D M E T H O D S
|
|
//******************************************************************************
|
|
/**
|
|
* @brief This method constructs an scif sas smp request.
|
|
*
|
|
* @param[in] fw_controller The framework controller
|
|
* @param[in] fw_device The smp device that the smp request targets to.
|
|
* @param[in] fw_io_memory The memory space for the smp request.
|
|
* @param[in] core_io_memory The memory space for the core request.
|
|
* @param[in] io_tag The io tag for the internl io to be constructed.
|
|
* @param[in] smp_command A pointer to the smp request data structure according
|
|
* to SAS protocol.
|
|
*
|
|
* @return Indicate if the internal io was successfully constructed.
|
|
* @retval SCI_SUCCESS This value is returned if the internal io was
|
|
* successfully constructed.
|
|
* @retval SCI_FAILURE This value is returned if the internal io was failed to
|
|
* be constructed.
|
|
*/
|
|
SCI_STATUS scif_sas_io_request_construct_smp(
|
|
SCIF_SAS_CONTROLLER_T * fw_controller,
|
|
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
|
|
void * fw_io_memory,
|
|
void * core_io_memory,
|
|
U16 io_tag,
|
|
SMP_REQUEST_T * smp_command,
|
|
void * user_request_object
|
|
)
|
|
{
|
|
SCIF_SAS_IO_REQUEST_T * fw_io =
|
|
(SCIF_SAS_IO_REQUEST_T*)fw_io_memory;
|
|
|
|
SCI_STATUS status = SCI_SUCCESS;
|
|
|
|
SCIF_LOG_TRACE((
|
|
sci_base_object_get_logger(fw_device),
|
|
SCIF_LOG_OBJECT_IO_REQUEST,
|
|
"scif_sas_io_request_construct_smp(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x) enter\n",
|
|
fw_controller,
|
|
fw_device,
|
|
fw_io_memory,
|
|
core_io_memory,
|
|
io_tag,
|
|
smp_command,
|
|
user_request_object
|
|
));
|
|
|
|
// Construct the parent object first in order to ensure logging can
|
|
// function.
|
|
scif_sas_request_construct(
|
|
&fw_io->parent,
|
|
fw_device,
|
|
sci_base_object_get_logger(fw_controller),
|
|
scif_sas_io_request_state_table
|
|
);
|
|
|
|
status = scic_io_request_construct(
|
|
fw_device->domain->controller->core_object,
|
|
fw_device->core_object,
|
|
io_tag,
|
|
(void*)fw_io,
|
|
(U8 *)core_io_memory,
|
|
&fw_io->parent.core_object
|
|
);
|
|
|
|
if (status == SCI_SUCCESS)
|
|
{
|
|
//set object association.
|
|
sci_object_set_association(fw_io, user_request_object);
|
|
sci_object_set_association(fw_io->parent.core_object, fw_io);
|
|
|
|
scif_sas_smp_request_construct(&fw_io->parent, smp_command);
|
|
|
|
fw_io->parent.is_high_priority = TRUE;
|
|
|
|
sci_base_state_machine_logger_initialize(
|
|
&fw_io->parent.parent.state_machine_logger,
|
|
&fw_io->parent.parent.state_machine,
|
|
&fw_io->parent.parent.parent,
|
|
scif_cb_logger_log_states,
|
|
"SCIF_IO_REQUEST_T", "base_state_machine",
|
|
SCIF_LOG_OBJECT_IO_REQUEST
|
|
);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief This method continues a scif sas request.
|
|
*
|
|
* @param[in] fw_controller The framework controller
|
|
* @param[in] fw_device The device that the IO request targets to.
|
|
* @param[in] fw_request The IO request to be continued.
|
|
*
|
|
* @return Indicate if the internal io was successfully constructed.
|
|
* @retval SCI_SUCCESS This value is returned if the internal io was
|
|
* successfully continued.
|
|
* @retval SCI_FAILURE This value is returned if the io was failed to
|
|
* be continued.
|
|
*/
|
|
SCI_STATUS scif_sas_io_request_continue(
|
|
SCIF_SAS_CONTROLLER_T * fw_controller,
|
|
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
|
|
SCIF_SAS_REQUEST_T * fw_request
|
|
)
|
|
{
|
|
SCI_IO_REQUEST_HANDLE_T dummy_handle;
|
|
|
|
SCIF_LOG_TRACE((
|
|
sci_base_object_get_logger(fw_request),
|
|
SCIF_LOG_OBJECT_IO_REQUEST,
|
|
"scif_sas_io_request_continue(0x%x, 0x%x, 0x%x) enter\n",
|
|
fw_controller,
|
|
fw_device,
|
|
fw_request
|
|
));
|
|
|
|
//complete this io request in framework and core.
|
|
scif_controller_complete_io(fw_controller, fw_device, fw_request);
|
|
|
|
//construct next command in the sequence using the same memory. We pass
|
|
//a dummy pointer to let the framework user keep the pointer to this IO
|
|
//request untouched.
|
|
scif_sas_io_request_construct(
|
|
fw_device,
|
|
(SCIF_SAS_IO_REQUEST_T*)fw_request,
|
|
SCI_CONTROLLER_INVALID_IO_TAG,
|
|
(void *)sci_object_get_association(fw_request),
|
|
&dummy_handle,
|
|
FALSE
|
|
);
|
|
|
|
//start the new constructed IO.
|
|
return (SCI_STATUS)scif_controller_start_io(
|
|
(SCI_CONTROLLER_HANDLE_T) fw_controller,
|
|
(SCI_REMOTE_DEVICE_HANDLE_T) fw_device,
|
|
(SCI_IO_REQUEST_HANDLE_T) fw_request,
|
|
SCI_CONTROLLER_INVALID_IO_TAG
|
|
);
|
|
}
|