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| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/runfw/@/dev/isci/scil/scif_sas_remote_device.c |
/*-
* 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 <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/isci/scil/scif_sas_remote_device.c 231689 2012-02-14 15:58:49Z jimharris $");
/**
* @file
*
* @brief This file contains the implementation of the SCIF_SAS_REMOTE_DEVICE
* object.
*/
#include <dev/isci/scil/scic_remote_device.h>
#include <dev/isci/scil/scic_port.h>
#include <dev/isci/scil/scic_user_callback.h>
#include <dev/isci/scil/scif_sas_logger.h>
#include <dev/isci/scil/scif_sas_remote_device.h>
#include <dev/isci/scil/scif_sas_stp_remote_device.h>
#include <dev/isci/scil/scif_sas_domain.h>
#include <dev/isci/scil/scif_sas_controller.h>
#include <dev/isci/scil/sci_controller.h>
#include <dev/isci/scil/sci_util.h>
//******************************************************************************
//* P U B L I C M E T H O D S
//******************************************************************************
U32 scif_remote_device_get_object_size(
void
)
{
return ( sizeof(SCIF_SAS_REMOTE_DEVICE_T)
+ scic_remote_device_get_object_size() );
}
// ---------------------------------------------------------------------------
void scif_remote_device_construct(
SCI_DOMAIN_HANDLE_T domain,
void * remote_device_memory,
SCI_REMOTE_DEVICE_HANDLE_T * new_scif_remote_device_handle
)
{
SCIF_SAS_DOMAIN_T * fw_domain = (SCIF_SAS_DOMAIN_T *) domain;
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T *)
remote_device_memory;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_domain),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_remote_device_construct(0x%x, 0x%x, 0x%x) enter\n",
domain, remote_device_memory, new_scif_remote_device_handle
));
memset(remote_device_memory, 0, sizeof(SCIF_SAS_REMOTE_DEVICE_T));
// The user's handle to the remote device evaluates to the memory
// address where the remote device object is stored.
*new_scif_remote_device_handle = remote_device_memory;
fw_device->domain = fw_domain;
fw_device->destruct_when_stopped = FALSE;
//fw_device->parent.is_failed = FALSE;
fw_device->operation_status = SCI_SUCCESS;
fw_device->request_count = 0;
fw_device->task_request_count = 0;
fw_device->is_currently_discovered = TRUE;
fw_device->containing_device = NULL;
fw_device->device_port_width = 1;
fw_device->expander_phy_identifier = 0;
fw_device->destination_state =
SCIF_SAS_REMOTE_DEVICE_DESTINATION_STATE_UNSPECIFIED;
fw_device->ea_target_reset_request_scheduled = NULL;
// Construct the base object first in order to ensure logging can
// function.
sci_base_remote_device_construct(
&fw_device->parent,
sci_base_object_get_logger(fw_domain),
scif_sas_remote_device_state_table
);
sci_base_state_machine_construct(
&fw_device->starting_substate_machine,
&fw_device->parent.parent,
scif_sas_remote_device_starting_substate_table,
SCIF_SAS_REMOTE_DEVICE_STARTING_SUBSTATE_AWAIT_COMPLETE
);
sci_base_state_machine_construct(
&fw_device->ready_substate_machine,
&fw_device->parent.parent,
scif_sas_remote_device_ready_substate_table,
SCIF_SAS_REMOTE_DEVICE_READY_SUBSTATE_OPERATIONAL
);
scif_sas_remote_device_initialize_state_logging(fw_device);
scic_remote_device_construct(
fw_domain->core_object,
((U8*) remote_device_memory) + sizeof(SCIF_SAS_REMOTE_DEVICE_T),
&fw_device->core_object
);
// Set the association in the core object, so that we are able to
// determine our framework remote device object from the core remote
// device.
sci_object_set_association(fw_device->core_object, fw_device);
}
// ---------------------------------------------------------------------------
SCI_STATUS scif_remote_device_da_construct(
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_SAS_ADDRESS_T * sas_address,
SCI_SAS_IDENTIFY_ADDRESS_FRAME_PROTOCOLS_T * protocols
)
{
SCI_STATUS status = SCI_SUCCESS;
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T *)
remote_device;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_remote_device_da_construct(0x%x, 0x%x, 0x%x) enter\n",
remote_device, sas_address, protocols
));
// Make sure the device hasn't already been constructed and added
// to the domain.
if (scif_domain_get_device_by_sas_address(fw_device->domain, sas_address)
== SCI_INVALID_HANDLE)
{
SCIC_PORT_PROPERTIES_T properties;
scic_port_get_properties(fw_device->domain->core_object, &properties);
// Check to see if this is the direct attached device.
if ( (sas_address->low == properties.remote.sas_address.low)
&& (sas_address->high == properties.remote.sas_address.high) )
{
//Get accurate port width from port's phy mask for a DA device.
SCI_GET_BITS_SET_COUNT(properties.phy_mask, fw_device->device_port_width);
status = scic_remote_device_da_construct(fw_device->core_object);
}
else
// Don't allow the user to construct a direct attached device
// if it's not a direct attached device.
status = SCI_FAILURE_UNSUPPORTED_PROTOCOL;
}
else
status = SCI_FAILURE_DEVICE_EXISTS;
if (status == SCI_SUCCESS)
{
// Add the device to the domain list.
sci_abstract_list_pushback(
&fw_device->domain->remote_device_list, fw_device
);
// If a SATA/STP device is connected, then construct it.
if (protocols->u.bits.stp_target)
scif_sas_stp_remote_device_construct(fw_device);
else if (protocols->u.bits.smp_target)
scif_sas_smp_remote_device_construct(fw_device);
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_DOMAIN_DISCOVERY,
"Domain:0x%x SasAddress:0x%x,0x%x remote device constructed\n",
fw_device->domain, sas_address->low, sas_address->high
));
status = fw_device->state_handlers->parent.start_handler(
&fw_device->parent
);
}
else
{
SCIF_LOG_WARNING((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_DOMAIN_DISCOVERY,
"Domain:0x%x SasAddress:0x%x,0x%x Status:0x%x remote device construct failure\n",
fw_device->domain, sas_address->low, sas_address->high, status
));
}
return status;
}
// ---------------------------------------------------------------------------
SCI_STATUS scif_remote_device_ea_construct(
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_REMOTE_DEVICE_HANDLE_T containing_device,
SMP_RESPONSE_DISCOVER_T * smp_response
)
{
SCI_SAS_ADDRESS_T * sas_address;
SCI_STATUS status = SCI_SUCCESS;
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T *)
remote_device;
SCIF_SAS_REMOTE_DEVICE_T * fw_smp_device = (SCIF_SAS_REMOTE_DEVICE_T *)
containing_device;
fw_device->containing_device = fw_smp_device;
fw_device->expander_phy_identifier =
fw_smp_device->protocol_device.smp_device.current_activity_phy_index;
sas_address = &smp_response->attached_sas_address;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_remote_device_ea_construct(0x%x, 0x%x) enter\n",
remote_device, smp_response
));
// Make sure the device hasn't already been constructed and added
// to the domain.
if (scif_domain_get_device_by_sas_address(fw_device->domain, sas_address)
== SCI_INVALID_HANDLE)
{
//for sata device, we need another routine. likely
//scif_remote_device_ea_sata_construct.
status = scic_remote_device_ea_construct(fw_device->core_object, smp_response);
}
else
status = SCI_FAILURE_DEVICE_EXISTS;
if (status == SCI_SUCCESS)
{
// Add the device to the domain list.
sci_abstract_list_pushback(
&fw_device->domain->remote_device_list, fw_device
);
if (smp_response->protocols.u.bits.attached_smp_target)
scif_sas_smp_remote_device_construct(fw_device);
else if (smp_response->protocols.u.bits.attached_stp_target)
scif_sas_stp_remote_device_construct(fw_device);
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_DOMAIN_DISCOVERY,
"Domain:0x%x SasAddress:0x%x,0x%x remote device constructed\n",
fw_device->domain, sas_address->low, sas_address->high
));
//only start the device if the device is not a SATA disk on SPINUP_HOLD state.
if ( scic_remote_device_get_connection_rate(fw_device->core_object) !=
SCI_SATA_SPINUP_HOLD )
{
status = fw_device->state_handlers->parent.start_handler(
&fw_device->parent
);
}
}
else
{
SCIF_LOG_WARNING((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_DOMAIN_DISCOVERY,
"Domain:0x%x SasAddress:0x%x,0x%x Status:0x%x remote device construct failure\n",
fw_device->domain, sas_address->low, sas_address->high, status
));
}
return status;
}
// ---------------------------------------------------------------------------
SCI_STATUS scif_remote_device_destruct(
SCI_REMOTE_DEVICE_HANDLE_T remote_device
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
remote_device;
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_remote_device_destruct(0x%x) enter\n",
remote_device
));
//remove the device from domain's remote_device_list
fw_device->domain->state_handlers->device_destruct_handler(
&fw_device->domain->parent, &fw_device->parent
);
// The destruct process may not complete immediately, since the core
// remote device likely needs to be stopped first. However, the user
// is not given a callback notification for destruction.
return fw_device->state_handlers->parent.destruct_handler(
&fw_device->parent
);
}
// ---------------------------------------------------------------------------
SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device_get_scic_handle(
SCI_REMOTE_DEVICE_HANDLE_T scif_remote_device
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
scif_remote_device;
if ( (fw_device == NULL) || (fw_device->core_object == SCI_INVALID_HANDLE) )
return SCI_INVALID_HANDLE;
SCIF_LOG_WARNING((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"RemoteDevice:0x%x no associated core device found\n",
fw_device
));
return fw_device->core_object;
}
// ---------------------------------------------------------------------------
void scic_cb_remote_device_start_complete(
SCI_CONTROLLER_HANDLE_T controller,
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_STATUS completion_status
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
sci_object_get_association(remote_device);
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_REMOTE_DEVICE_CONFIG,
"scic_cb_remote_device_start_complete(0x%x, 0x%x, 0x%x) enter\n",
controller, remote_device, completion_status
));
fw_device->state_handlers->start_complete_handler(
fw_device, completion_status
);
}
// ---------------------------------------------------------------------------
void scic_cb_remote_device_stop_complete(
SCI_CONTROLLER_HANDLE_T controller,
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_STATUS completion_status
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
sci_object_get_association(remote_device);
SCIF_LOG_TRACE((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE | SCIF_LOG_OBJECT_REMOTE_DEVICE_CONFIG,
"scic_cb_remote_device_stop_complete(0x%x, 0x%x, 0x%x) enter\n",
controller, remote_device, completion_status
));
fw_device->state_handlers->stop_complete_handler(
fw_device, completion_status
);
}
// ---------------------------------------------------------------------------
void scic_cb_remote_device_ready(
SCI_CONTROLLER_HANDLE_T controller,
SCI_REMOTE_DEVICE_HANDLE_T remote_device
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
sci_object_get_association(remote_device);
fw_device->state_handlers->ready_handler(fw_device);
}
// ---------------------------------------------------------------------------
void scic_cb_remote_device_not_ready(
SCI_CONTROLLER_HANDLE_T controller,
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
U32 reason_code
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
sci_object_get_association(remote_device);
fw_device->state_handlers->not_ready_handler(fw_device,reason_code);
}
// ---------------------------------------------------------------------------
U16 scif_remote_device_get_max_queue_depth(
SCI_REMOTE_DEVICE_HANDLE_T remote_device
)
{
SCIF_SAS_REMOTE_DEVICE_T * fw_device = (SCIF_SAS_REMOTE_DEVICE_T*)
remote_device;
SMP_DISCOVER_RESPONSE_PROTOCOLS_T protocols;
scic_remote_device_get_protocols(fw_device->core_object, &protocols);
// If the target is a SATA/STP target, then determine the queue depth
// for either NCQ or for UDMA.
if (protocols.u.bits.attached_stp_target)
{
if (fw_device->protocol_device.stp_device.sati_device.capabilities
& SATI_DEVICE_CAP_NCQ_SUPPORTED_ENABLE)
{
return fw_device->protocol_device.stp_device.sati_device.ncq_depth;
}
else
{
// At the moment, we only allow a single UDMA request to be queued.
return 1;
}
}
// For SSP devices return a no maximum queue depth supported.
return SCIF_REMOTE_DEVICE_NO_MAX_QUEUE_DEPTH;
}
// ---------------------------------------------------------------------------
SCI_STATUS scif_remote_device_get_containing_device(
SCI_REMOTE_DEVICE_HANDLE_T remote_device,
SCI_REMOTE_DEVICE_HANDLE_T * containing_device
)
{
SCI_STATUS status = SCI_FAILURE;
SCIF_SAS_REMOTE_DEVICE_T * this_device = (SCIF_SAS_REMOTE_DEVICE_T *)
remote_device;
if ( (this_device != NULL) && (containing_device != NULL) )
{
*containing_device = (SCI_REMOTE_DEVICE_HANDLE_T)(this_device->containing_device);
if (*containing_device != NULL)
{
status = SCI_SUCCESS;
}
}
return status;
}
// ---------------------------------------------------------------------------
U32 scif_remote_device_get_started_io_count(
SCI_REMOTE_DEVICE_HANDLE_T remote_device
)
{
SCIF_SAS_REMOTE_DEVICE_T * this_device = (SCIF_SAS_REMOTE_DEVICE_T *)
remote_device;
return this_device->request_count - this_device->task_request_count;
}
//******************************************************************************
//* P R O T E C T E D M E T H O D S
//******************************************************************************
/*
void scif_sas_remote_device_failure(
SCIF_SAS_REMOTE_DEVICE_T * fw_device
)
{
fw_device->parent.is_failed = TRUE;
sci_base_state_machine_change_state(
&fw_device->parent.state_machine, SCI_BASE_REMOTE_DEVICE_STATE_STOPPING
);
}
*/
/**
* @brief This method retrieves info from Report Phy Sata response and
* save the additional data for a SATA remote device, if necessary.
*
* @param[in] report_phy_sata_response SMP Report Phy Sata response
*
* @return none
*/
void scif_sas_remote_device_save_report_phy_sata_information(
SMP_RESPONSE_REPORT_PHY_SATA_T * report_phy_sata_response
)
{
//do nothing currently. Later, if needed, we will search the existed
//remote device by stp_sas_address, then save more information for
//that device off the report_phy_sata_response. This assumes the
//stp_sas_address from report_phy_sata response is the same sas address
//from discover response.
return;
}
/**
* @brief This method does target reset for DA or EA remote device.
*
* @param[in] fw_controller, the controller object the target device belongs
* to.
* @param[in] fw_device, the target device to be hard reset.
* @param[in] fw_request, the scif task request object that asked for this
* target reset.
*/
void scif_sas_remote_device_target_reset(
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
SCIF_SAS_REQUEST_T * fw_request
)
{
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_sas_remote_device_target_reset! fw_device:0x%x fw_request:0x%x\n",
fw_device, fw_request
));
if (fw_device->containing_device == NULL)
{
SCI_PORT_HANDLE_T port;
port = scif_domain_get_scic_port_handle(fw_device->domain);
//Direct attached device target reset.
//calling core to do port reset. The fw_request will not be used here.
scic_port_hard_reset(
port,
scic_remote_device_get_suggested_reset_timeout(fw_device->core_object)
);
}
else
{ //Expander attached device target reset.
if ( fw_device->containing_device->protocol_device.smp_device.current_activity
== SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_TARGET_RESET )
{
//The containing expander is in the middle of target resetting other of its
//remote disks. Flag this remote device to be target reset later.
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_sas_remote_device_target_reset DELAYED! fw_device:0x%x fw_request:0x%x\n",
fw_device, fw_request
));
fw_device->ea_target_reset_request_scheduled = fw_request;
return;
}
//set current_activity and current_smp_request to expander device.
scif_sas_smp_remote_device_start_target_reset(
fw_device->containing_device, fw_device, fw_request);
}
scic_remote_device_reset(fw_device->core_object);
}
/**
* @brief This method completes target reset for DA or EA remote device.
*
* @param[in] fw_device, the target device to be hard reset.
* @param[in] fw_request, the scif task request object that asked for this
* target reset.
* @param[in] completion_status
*/
void scif_sas_remote_device_target_reset_complete(
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
SCIF_SAS_REQUEST_T * fw_request,
SCI_STATUS completion_status
)
{
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_sas_remote_device_target_reset_complete! "
"fw_device:0x%x fw_request:0x%x completion_status 0x%x\n",
fw_device, fw_request, completion_status
));
scif_cb_task_request_complete(
fw_device->domain->controller,
fw_device,
fw_request,
(SCI_TASK_STATUS) completion_status
);
scic_remote_device_reset_complete(fw_device->core_object);
//For expander attached device done target reset.
if (fw_device->containing_device != NULL)
{
//search for all the devices in the domain to find other remote devices
//needs to be target reset.
SCIF_SAS_REMOTE_DEVICE_T * next_device;
scif_sas_smp_remote_device_clear(fw_device->containing_device);
if( (next_device = scif_sas_domain_find_next_ea_target_reset(fw_device->domain))
!= NULL )
{
scif_sas_smp_remote_device_start_target_reset(
next_device->containing_device,
next_device,
next_device->ea_target_reset_request_scheduled
);
next_device->ea_target_reset_request_scheduled = NULL;
}
else
{
//if the domain is in the DISCOVER state, we should resume the DISCOVER.
if (fw_device->domain->parent.state_machine.current_state_id ==
SCI_BASE_DOMAIN_STATE_DISCOVERING)
{
SCIF_SAS_REMOTE_DEVICE_T * top_expander = fw_device->containing_device;
while(top_expander->containing_device != NULL)
top_expander = top_expander->containing_device;
scif_sas_domain_start_smp_discover(fw_device->domain, top_expander);
}
else
{
//Tell driver to kick off Discover process. If the domain is already
//in Discovery state, this discovery requst will not be carried on.
scif_cb_domain_change_notification(
fw_device->domain->controller, fw_device->domain );
}
}
}
else
{
//Tell driver to kick off Discover process. If the domain is already
//in Discovery state, this discovery requst will not be carried on.
scif_cb_domain_change_notification(
fw_device->domain->controller, fw_device->domain );
}
}
#if !defined(DISABLE_WIDE_PORTED_TARGETS)
SCI_STATUS scif_sas_remote_device_update_port_width(
SCIF_SAS_REMOTE_DEVICE_T * fw_device,
U8 new_port_width
)
{
SCIF_LOG_INFO((
sci_base_object_get_logger(fw_device),
SCIF_LOG_OBJECT_REMOTE_DEVICE,
"scif_sas_remote_device_update_port_width (0x%x, 0x%x) enter\n",
fw_device, new_port_width
));
fw_device->device_port_width = new_port_width;
//Don't Start a new update of port width if a device is already in
//UPDATING PORT WIDTH state.
if (fw_device->parent.state_machine.current_state_id == SCI_BASE_REMOTE_DEVICE_STATE_READY)
{
if (fw_device->device_port_width != 0)
{
//Change state to UPDATING_PORT_WIDTH
sci_base_state_machine_change_state(
&fw_device->parent.state_machine,
SCI_BASE_REMOTE_DEVICE_STATE_UPDATING_PORT_WIDTH
);
}
return SCI_SUCCESS;
}
else if (fw_device->parent.state_machine.current_state_id ==
SCI_BASE_REMOTE_DEVICE_STATE_STARTING)
{
fw_device->destination_state =
SCIF_SAS_REMOTE_DEVICE_DESTINATION_STATE_UPDATING_PORT_WIDTH;
}
return SCI_FAILURE_INVALID_STATE;
}
#endif //#if !defined(DISABLE_WIDE_PORTED_TARGETS)
#ifdef SCI_LOGGING
void scif_sas_remote_device_initialize_state_logging(
SCIF_SAS_REMOTE_DEVICE_T * remote_device
)
{
sci_base_state_machine_logger_initialize(
&remote_device->parent.state_machine_logger,
&remote_device->parent.state_machine,
&remote_device->parent.parent,
scif_cb_logger_log_states,
"SCIF_SAS_REMOTE_DEVICE_T", "base_state_machine",
SCIF_LOG_OBJECT_REMOTE_DEVICE
);
sci_base_state_machine_logger_initialize(
&remote_device->starting_substate_machine_logger,
&remote_device->starting_substate_machine,
&remote_device->parent.parent,
scif_cb_logger_log_states,
"SCIF_SAS_REMOTE_DEVICE_T", "starting substate machine",
SCIF_LOG_OBJECT_REMOTE_DEVICE
);
sci_base_state_machine_logger_initialize(
&remote_device->ready_substate_machine_logger,
&remote_device->ready_substate_machine,
&remote_device->parent.parent,
scif_cb_logger_log_states,
"SCIF_SAS_REMOTE_DEVICE_T", "ready substate machine",
SCIF_LOG_OBJECT_REMOTE_DEVICE
);
}
void scif_sas_remote_device_deinitialize_state_logging(
SCIF_SAS_REMOTE_DEVICE_T * remote_device
)
{
sci_base_state_machine_logger_deinitialize(
&remote_device->parent.state_machine_logger,
&remote_device->parent.state_machine
);
sci_base_state_machine_logger_deinitialize(
&remote_device->starting_substate_machine_logger,
&remote_device->starting_substate_machine
);
sci_base_state_machine_logger_deinitialize(
&remote_device->ready_substate_machine_logger,
&remote_device->ready_substate_machine
);
}
#endif // SCI_LOGGING