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| Current File : //compat/linux/proc/self/root/sys/dev/isci/scil/scic_sds_remote_node_context.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/scic_sds_remote_node_context.c 231689 2012-02-14 15:58:49Z jimharris $");
/**
* @file
*
* @brief This file contains the structures, constants, and prototypes
* associated with the remote node context in the silicon. It
* exists to model and manage the remote node context in the silicon.
*/
#include <dev/isci/scil/sci_util.h>
#include <dev/isci/scil/scic_sds_logger.h>
#include <dev/isci/scil/scic_sds_controller.h>
#include <dev/isci/scil/scic_sds_remote_device.h>
#include <dev/isci/scil/scic_sds_remote_node_context.h>
#include <dev/isci/scil/sci_base_state_machine.h>
#include <dev/isci/scil/scic_remote_device.h>
#include <dev/isci/scil/scic_sds_port.h>
#include <dev/isci/scil/scu_event_codes.h>
#include <dev/isci/scil/scu_task_context.h>
/**
* @brief
*/
void scic_sds_remote_node_context_construct(
SCIC_SDS_REMOTE_DEVICE_T * device,
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc,
U16 remote_node_index
)
{
memset (rnc, 0, sizeof(SCIC_SDS_REMOTE_NODE_CONTEXT_T) );
rnc->remote_node_index = remote_node_index;
rnc->device = device;
rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_UNSPECIFIED;
rnc->parent.logger = device->parent.parent.logger;
sci_base_state_machine_construct(
&rnc->state_machine,
&rnc->parent,
scic_sds_remote_node_context_state_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE
);
sci_base_state_machine_start(&rnc->state_machine);
// State logging initialization takes place late for the remote node context
// see the resume state handler for the initial state.
}
/**
* This method will return TRUE if the RNC is not in the initial state. In
* all other states the RNC is considered active and this will return TRUE.
*
* @note The destroy request of the state machine drives the RNC back to the
* initial state. If the state machine changes then this routine will
* also have to be changed.
*
* @param[in] this_rnc The RNC for which the is posted request is being made.
*
* @return BOOL
* @retval TRUE if the state machine is not in the initial state
* @retval FALSE if the state machine is in the initial state
*/
BOOL scic_sds_remote_node_context_is_initialized(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
U32 current_state = sci_base_state_machine_get_state(&this_rnc->state_machine);
if (current_state == SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE)
{
return FALSE;
}
return TRUE;
}
/**
* This method will return TRUE if the remote node context is in a READY state
* otherwise it will return FALSE
*
* @param[in] this_rnc The state of the remote node context object to check.
*
* @return BOOL
* @retval TRUE if the remote node context is in the ready state.
* @retval FALSE if the remote node context is not in the ready state.
*/
BOOL scic_sds_remote_node_context_is_ready(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
U32 current_state = sci_base_state_machine_get_state(&this_rnc->state_machine);
if (current_state == SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE)
{
return TRUE;
}
return FALSE;
}
/**
* This method will construct the RNC buffer for this remote device object.
*
* @param[in] this_device The remote device to use to construct the RNC
* buffer.
* @param[in] rnc The buffer into which the remote device data will be copied.
*
* @return none
*/
void scic_sds_remote_node_context_construct_buffer(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
SCU_REMOTE_NODE_CONTEXT_T * rnc;
SCIC_SDS_CONTROLLER_T * the_controller;
the_controller = scic_sds_remote_device_get_controller(this_rnc->device);
rnc = scic_sds_controller_get_remote_node_context_buffer(
the_controller, this_rnc->remote_node_index);
memset(
rnc,
0x00,
sizeof(SCU_REMOTE_NODE_CONTEXT_T)
* scic_sds_remote_device_node_count(this_rnc->device)
);
rnc->ssp.remote_node_index = this_rnc->remote_node_index;
rnc->ssp.remote_node_port_width = this_rnc->device->device_port_width;
rnc->ssp.logical_port_index =
scic_sds_remote_device_get_port_index(this_rnc->device);
rnc->ssp.remote_sas_address_hi = SCIC_SWAP_DWORD(this_rnc->device->device_address.high);
rnc->ssp.remote_sas_address_lo = SCIC_SWAP_DWORD(this_rnc->device->device_address.low);
rnc->ssp.nexus_loss_timer_enable = TRUE;
rnc->ssp.check_bit = FALSE;
rnc->ssp.is_valid = FALSE;
rnc->ssp.is_remote_node_context = TRUE;
rnc->ssp.function_number = 0;
rnc->ssp.arbitration_wait_time = 0;
if (
this_rnc->device->target_protocols.u.bits.attached_sata_device
|| this_rnc->device->target_protocols.u.bits.attached_stp_target
)
{
rnc->ssp.connection_occupancy_timeout =
the_controller->user_parameters.sds1.stp_max_occupancy_timeout;
rnc->ssp.connection_inactivity_timeout =
the_controller->user_parameters.sds1.stp_inactivity_timeout;
}
else
{
rnc->ssp.connection_occupancy_timeout =
the_controller->user_parameters.sds1.ssp_max_occupancy_timeout;
rnc->ssp.connection_inactivity_timeout =
the_controller->user_parameters.sds1.ssp_inactivity_timeout;
}
rnc->ssp.initial_arbitration_wait_time = 0;
// Open Address Frame Parameters
rnc->ssp.oaf_connection_rate = this_rnc->device->connection_rate;
rnc->ssp.oaf_features = 0;
rnc->ssp.oaf_source_zone_group = 0;
rnc->ssp.oaf_more_compatibility_features = 0;
}
// ---------------------------------------------------------------------------
#ifdef SCI_LOGGING
/**
* This method will enable and turn on state transition logging for the remote
* node context object.
*
* @param[in] this_rnc The remote node context for which state transition
* logging is to be enabled.
*
* @return none
*/
void scic_sds_remote_node_context_initialize_state_logging(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
sci_base_state_machine_logger_initialize(
&this_rnc->state_machine_logger,
&this_rnc->state_machine,
&this_rnc->parent,
scic_cb_logger_log_states,
"SCIC_SDS_REMOTE_NODE_CONTEXT_T", "state machine",
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET
);
}
/**
* This method will stop the state machine logging for this object and should
* be called before the object is destroyed.
*
* @param[in] this_rnc The remote node context on which to stop logging state
* transitions.
*
* @return none
*/
void scic_sds_remote_node_context_deinitialize_state_logging(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
sci_base_state_machine_logger_deinitialize(
&this_rnc->state_machine_logger,
&this_rnc->state_machine
);
}
#endif
/**
* This method will setup the remote node context object so it will transition
* to its ready state. If the remote node context is already setup to
* transition to its final state then this function does nothing.
*
* @param[in] this_rnc
* @param[in] the_callback
* @param[in] callback_parameter
*
* @return none
*/
static
void scic_sds_remote_node_context_setup_to_resume(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
if (this_rnc->destination_state != SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_FINAL)
{
this_rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_READY;
this_rnc->user_callback = the_callback;
this_rnc->user_cookie = callback_parameter;
}
}
/**
* This method will setup the remote node context object so it will
* transistion to its final state.
*
* @param[in] this_rnc
* @param[in] the_callback
* @param[in] callback_parameter
*
* @return none
*/
static
void scic_sds_remote_node_context_setup_to_destory(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
this_rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_FINAL;
this_rnc->user_callback = the_callback;
this_rnc->user_cookie = callback_parameter;
}
/**
* This method will continue to resume a remote node context. This is used
* in the states where a resume is requested while a resume is in progress.
*
* @param[in] this_rnc
* @param[in] the_callback
* @param[in] callback_parameter
*/
static
SCI_STATUS scic_sds_remote_node_context_continue_to_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
if (this_rnc->destination_state == SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_READY)
{
this_rnc->user_callback = the_callback;
this_rnc->user_cookie = callback_parameter;
return SCI_SUCCESS;
}
return SCI_FAILURE_INVALID_STATE;
}
//******************************************************************************
//* REMOTE NODE CONTEXT STATE MACHINE
//******************************************************************************
static
SCI_STATUS scic_sds_remote_node_context_default_destruct_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to stop while in unexpected state %d\n",
this_rnc, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
// We have decided that the destruct request on the remote node context can not fail
// since it is either in the initial/destroyed state or is can be destroyed.
return SCI_SUCCESS;
}
static
SCI_STATUS scic_sds_remote_node_context_default_suspend_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
U32 suspend_type,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to suspend while in wrong state %d\n",
this_rnc, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE_INVALID_STATE;
}
static
SCI_STATUS scic_sds_remote_node_context_default_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to resume while in wrong state %d\n",
this_rnc, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE_INVALID_STATE;
}
static
SCI_STATUS scic_sds_remote_node_context_default_start_io_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to start io 0x%x while in wrong state %d\n",
this_rnc, the_request, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE_INVALID_STATE;
}
static
SCI_STATUS scic_sds_remote_node_context_default_start_task_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to start task 0x%x while in wrong state %d\n",
this_rnc, the_request, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE;
}
static
SCI_STATUS scic_sds_remote_node_context_default_event_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
U32 event_code
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process event 0x%x while in wrong state %d\n",
this_rnc, event_code, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE_INVALID_STATE;
}
/**
* This method determines if the task request can be started by the SCU
* hardware. When the RNC is in the ready state any task can be started.
*
* @param[in] this_rnc The rnc for which the task request is targeted.
* @param[in] the_request The request which is going to be started.
*
* @return SCI_STATUS
* @retval SCI_SUCCESS
*/
static
SCI_STATUS scic_sds_remote_node_context_success_start_task_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
return SCI_SUCCESS;
}
/**
* This method handles destruct calls from the various state handlers. The
* remote node context can be requested to destroy from any state. If there
* was a user callback it is always replaced with the request to destroy user
* callback.
*
* @param[in] this_rnc
* @param[in] the_callback
* @param[in] callback_parameter
*
* @return SCI_STATUS
*/
static
SCI_STATUS scic_sds_remote_node_context_general_destruct_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
scic_sds_remote_node_context_setup_to_destory(
this_rnc, the_callback, callback_parameter
);
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE
);
return SCI_SUCCESS;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_reset_required_start_io_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to start io 0x%x while in wrong state %d\n",
this_rnc, the_request, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
return SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_initial_state_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
if (this_rnc->remote_node_index != SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX)
{
scic_sds_remote_node_context_setup_to_resume(
this_rnc, the_callback, callback_parameter
);
scic_sds_remote_node_context_construct_buffer(this_rnc);
#if defined (SCI_LOGGING)
// If a remote node context has a logger already, don't work on its state
// logging.
if (this_rnc->state_machine.previous_state_id
!= SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE)
scic_sds_remote_node_context_initialize_state_logging(this_rnc);
#endif
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_POSTING_STATE
);
return SCI_SUCCESS;
}
return SCI_FAILURE_INVALID_STATE;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_posting_state_event_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
U32 event_code
)
{
SCI_STATUS status;
switch (scu_get_event_code(event_code))
{
case SCU_EVENT_POST_RNC_COMPLETE:
status = SCI_SUCCESS;
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE
);
break;
default:
status = SCI_FAILURE;
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process unexpected event 0x%x while in posting state\n",
this_rnc, event_code
));
break;
}
return status;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_invalidating_state_destruct_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
scic_sds_remote_node_context_setup_to_destory(
this_rnc, the_callback, callback_parameter
);
return SCI_SUCCESS;
}
static
SCI_STATUS scic_sds_remote_node_context_invalidating_state_event_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
U32 event_code
)
{
SCI_STATUS status;
if (scu_get_event_code(event_code) == SCU_EVENT_POST_RNC_INVALIDATE_COMPLETE)
{
status = SCI_SUCCESS;
if (this_rnc->destination_state == SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_FINAL)
{
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE
);
}
else
{
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_POSTING_STATE
);
}
}
else
{
switch (scu_get_event_type(event_code))
{
case SCU_EVENT_TYPE_RNC_SUSPEND_TX:
case SCU_EVENT_TYPE_RNC_SUSPEND_TX_RX:
// We really dont care if the hardware is going to suspend
// the device since it's being invalidated anyway
SCIC_LOG_INFO((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x was suspeneded by hardware while being invalidated.\n",
this_rnc
));
status = SCI_SUCCESS;
break;
default:
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process event 0x%x while in state %d.\n",
this_rnc, event_code, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
status = SCI_FAILURE;
break;
}
}
return status;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_resuming_state_event_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
U32 event_code
)
{
SCI_STATUS status;
if (scu_get_event_code(event_code) == SCU_EVENT_POST_RCN_RELEASE)
{
status = SCI_SUCCESS;
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE
);
}
else
{
switch (scu_get_event_type(event_code))
{
case SCU_EVENT_TYPE_RNC_SUSPEND_TX:
case SCU_EVENT_TYPE_RNC_SUSPEND_TX_RX:
// We really dont care if the hardware is going to suspend
// the device since it's being resumed anyway
SCIC_LOG_INFO((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x was suspeneded by hardware while being resumed.\n",
this_rnc
));
status = SCI_SUCCESS;
break;
default:
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process event 0x%x while in state %d.\n",
this_rnc, event_code, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
status = SCI_FAILURE;
break;
}
}
return status;
}
// ---------------------------------------------------------------------------
/**
* This method will handle the suspend requests from the ready state.
*
* @param[in] this_rnc The remote node context object being suspended.
* @param[in] the_callback The callback when the suspension is complete.
* @param[in] callback_parameter The parameter that is to be passed into the
* callback.
*
* @return SCI_SUCCESS
*/
static
SCI_STATUS scic_sds_remote_node_context_ready_state_suspend_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
U32 suspend_type,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
this_rnc->user_callback = the_callback;
this_rnc->user_cookie = callback_parameter;
this_rnc->suspension_code = suspend_type;
if (suspend_type == SCI_SOFTWARE_SUSPENSION)
{
scic_sds_remote_device_post_request(
this_rnc->device,
SCU_CONTEXT_COMMAND_POST_RNC_SUSPEND_TX
);
}
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_AWAIT_SUSPENSION_STATE
);
return SCI_SUCCESS;
}
/**
* This method determines if the io request can be started by the SCU
* hardware. When the RNC is in the ready state any io request can be started.
*
* @param[in] this_rnc The rnc for which the io request is targeted.
* @param[in] the_request The request which is going to be started.
*
* @return SCI_STATUS
* @retval SCI_SUCCESS
*/
static
SCI_STATUS scic_sds_remote_node_context_ready_state_start_io_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
return SCI_SUCCESS;
}
static
SCI_STATUS scic_sds_remote_node_context_ready_state_event_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
U32 event_code
)
{
SCI_STATUS status;
switch (scu_get_event_type(event_code))
{
case SCU_EVENT_TL_RNC_SUSPEND_TX:
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_SUSPENDED_STATE
);
this_rnc->suspension_code = scu_get_event_specifier(event_code);
status = SCI_SUCCESS;
break;
case SCU_EVENT_TL_RNC_SUSPEND_TX_RX:
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_RX_SUSPENDED_STATE
);
this_rnc->suspension_code = scu_get_event_specifier(event_code);
status = SCI_SUCCESS;
break;
default:
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process event 0x%x while in state %d.\n",
this_rnc, event_code, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
status = SCI_FAILURE;
break;
}
return status;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_tx_suspended_state_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
SMP_DISCOVER_RESPONSE_PROTOCOLS_T protocols;
scic_sds_remote_node_context_setup_to_resume(
this_rnc, the_callback, callback_parameter
);
// If this is an expander attached SATA device we must invalidate
// and repost the RNC since this is the only way to clear the
// TCi to NCQ tag mapping table for the RNi
// All other device types we can just resume.
scic_remote_device_get_protocols(this_rnc->device, &protocols);
if (
(protocols.u.bits.attached_stp_target == 1)
&& !(this_rnc->device->is_direct_attached)
)
{
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE
);
}
else
{
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_RESUMING_STATE
);
}
return SCI_SUCCESS;
}
/**
* This method will report a success or failure attempt to start a new task
* request to the hardware. Since all task requests are sent on the high
* priority queue they can be sent when the RCN is in a TX suspend state.
*
* @param[in] this_rnc The remote node context which is to receive the task
* request.
* @param[in] the_request The task request to be transmitted to to the remote
* target device.
*
* @return SCI_STATUS
* @retval SCI_SUCCESS
*/
static
SCI_STATUS scic_sds_remote_node_context_suspended_start_task_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
scic_sds_remote_node_context_resume(this_rnc, NULL, NULL);
return SCI_SUCCESS;
}
// ---------------------------------------------------------------------------
static
SCI_STATUS scic_sds_remote_node_context_tx_rx_suspended_state_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
scic_sds_remote_node_context_setup_to_resume(
this_rnc, the_callback, callback_parameter
);
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_RESUMING_STATE
);
return SCI_FAILURE_INVALID_STATE;
}
// ---------------------------------------------------------------------------
/**
*
*/
static
SCI_STATUS scic_sds_remote_node_context_await_suspension_state_resume_handler(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc,
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK the_callback,
void * callback_parameter
)
{
scic_sds_remote_node_context_setup_to_resume(
this_rnc, the_callback, callback_parameter
);
return SCI_SUCCESS;
}
/**
* This method will report a success or failure attempt to start a new task
* request to the hardware. Since all task requests are sent on the high
* priority queue they can be sent when the RCN is in a TX suspend state.
*
* @param[in] this_rnc The remote node context which is to receive the task
* request.
* @param[in] the_request The task request to be transmitted to to the remote
* target device.
*
* @return SCI_STATUS
* @retval SCI_SUCCESS
*/
static
SCI_STATUS scic_sds_remote_node_context_await_suspension_state_start_task_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
struct SCIC_SDS_REQUEST * the_request
)
{
return SCI_SUCCESS;
}
static
SCI_STATUS scic_sds_remote_node_context_await_suspension_state_event_handler(
struct SCIC_SDS_REMOTE_NODE_CONTEXT * this_rnc,
U32 event_code
)
{
SCI_STATUS status;
switch (scu_get_event_type(event_code))
{
case SCU_EVENT_TL_RNC_SUSPEND_TX:
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_SUSPENDED_STATE
);
this_rnc->suspension_code = scu_get_event_specifier(event_code);
status = SCI_SUCCESS;
break;
case SCU_EVENT_TL_RNC_SUSPEND_TX_RX:
sci_base_state_machine_change_state(
&this_rnc->state_machine,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_RX_SUSPENDED_STATE
);
this_rnc->suspension_code = scu_get_event_specifier(event_code);
status = SCI_SUCCESS;
break;
default:
SCIC_LOG_WARNING((
sci_base_object_get_logger(this_rnc->device),
SCIC_LOG_OBJECT_SSP_REMOTE_TARGET |
SCIC_LOG_OBJECT_SMP_REMOTE_TARGET |
SCIC_LOG_OBJECT_STP_REMOTE_TARGET,
"SCIC Remote Node Context 0x%x requested to process event 0x%x while in state %d.\n",
this_rnc, event_code, sci_base_state_machine_get_state(&this_rnc->state_machine)
));
status = SCI_FAILURE;
break;
}
return status;
}
// ---------------------------------------------------------------------------
SCIC_SDS_REMOTE_NODE_CONTEXT_HANDLERS
scic_sds_remote_node_context_state_handler_table[
SCIC_SDS_REMOTE_NODE_CONTEXT_MAX_STATES] =
{
// SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE
{
scic_sds_remote_node_context_default_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_initial_state_resume_handler,
scic_sds_remote_node_context_default_start_io_handler,
scic_sds_remote_node_context_default_start_task_handler,
scic_sds_remote_node_context_default_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_POSTING_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_continue_to_resume_handler,
scic_sds_remote_node_context_default_start_io_handler,
scic_sds_remote_node_context_default_start_task_handler,
scic_sds_remote_node_context_posting_state_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE
{
scic_sds_remote_node_context_invalidating_state_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_continue_to_resume_handler,
scic_sds_remote_node_context_default_start_io_handler,
scic_sds_remote_node_context_default_start_task_handler,
scic_sds_remote_node_context_invalidating_state_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_RESUMING_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_continue_to_resume_handler,
scic_sds_remote_node_context_default_start_io_handler,
scic_sds_remote_node_context_success_start_task_handler,
scic_sds_remote_node_context_resuming_state_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_ready_state_suspend_handler,
scic_sds_remote_node_context_default_resume_handler,
scic_sds_remote_node_context_ready_state_start_io_handler,
scic_sds_remote_node_context_success_start_task_handler,
scic_sds_remote_node_context_ready_state_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_TX_SUSPENDED_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_tx_suspended_state_resume_handler,
scic_sds_remote_node_context_reset_required_start_io_handler,
scic_sds_remote_node_context_suspended_start_task_handler,
scic_sds_remote_node_context_default_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_TX_RX_SUSPENDED_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_tx_rx_suspended_state_resume_handler,
scic_sds_remote_node_context_reset_required_start_io_handler,
scic_sds_remote_node_context_suspended_start_task_handler,
scic_sds_remote_node_context_default_event_handler
},
// SCIC_SDS_REMOTE_NODE_CONTEXT_AWAIT_SUSPENSION_STATE
{
scic_sds_remote_node_context_general_destruct_handler,
scic_sds_remote_node_context_default_suspend_handler,
scic_sds_remote_node_context_await_suspension_state_resume_handler,
scic_sds_remote_node_context_reset_required_start_io_handler,
scic_sds_remote_node_context_await_suspension_state_start_task_handler,
scic_sds_remote_node_context_await_suspension_state_event_handler
}
};
//*****************************************************************************
//* REMOTE NODE CONTEXT PRIVATE METHODS
//*****************************************************************************
/**
* This method just calls the user callback function and then resets the
* callback.
*
* @param[in out] rnc
*/
static
void scic_sds_remote_node_context_notify_user(
SCIC_SDS_REMOTE_NODE_CONTEXT_T *rnc
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_CALLBACK local_user_callback = rnc->user_callback;
void * local_user_cookie = rnc->user_cookie;
//we need to set the user_callback to NULL before it is called, because
//the user callback's stack may eventually also set up a new set of
//user callback. If we nullify the user_callback after it is called,
//we are in the risk to lose the freshly set user callback.
rnc->user_callback = NULL;
rnc->user_cookie = NULL;
if (local_user_callback != NULL)
{
(*local_user_callback)(local_user_cookie);
}
}
/**
* This method will continue the remote node context state machine by
* requesting to resume the remote node context state machine from its current
* state.
*
* @param[in] rnc
*/
static
void scic_sds_remote_node_context_continue_state_transitions(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc
)
{
if (rnc->destination_state == SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_READY)
{
rnc->state_handlers->resume_handler(
rnc, rnc->user_callback, rnc->user_cookie
);
}
}
/**
* This method will mark the rnc buffer as being valid and post the request to
* the hardware.
*
* @param[in] this_rnc The remote node context object that is to be
* validated.
*
* @return none
*/
static
void scic_sds_remote_node_context_validate_context_buffer(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
SCU_REMOTE_NODE_CONTEXT_T *rnc_buffer;
rnc_buffer = scic_sds_controller_get_remote_node_context_buffer(
scic_sds_remote_device_get_controller(this_rnc->device),
this_rnc->remote_node_index
);
rnc_buffer->ssp.is_valid = TRUE;
if (
!this_rnc->device->is_direct_attached
&& this_rnc->device->target_protocols.u.bits.attached_stp_target
)
{
scic_sds_remote_device_post_request(
this_rnc->device,
SCU_CONTEXT_COMMAND_POST_RNC_96
);
}
else
{
scic_sds_remote_device_post_request(
this_rnc->device,
SCU_CONTEXT_COMMAND_POST_RNC_32
);
if (this_rnc->device->is_direct_attached)
{
scic_sds_port_setup_transports(
this_rnc->device->owning_port,
this_rnc->remote_node_index
);
}
}
}
/**
* This method will update the RNC buffer and post the invalidate request.
*
* @param[in] this_rnc The remote node context object that is to be
* invalidated.
*
* @return none
*/
static
void scic_sds_remote_node_context_invalidate_context_buffer(
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc
)
{
SCU_REMOTE_NODE_CONTEXT_T *rnc_buffer;
rnc_buffer = scic_sds_controller_get_remote_node_context_buffer(
scic_sds_remote_device_get_controller(this_rnc->device),
this_rnc->remote_node_index
);
rnc_buffer->ssp.is_valid = FALSE;
scic_sds_remote_device_post_request(
this_rnc->device,
SCU_CONTEXT_COMMAND_POST_RNC_INVALIDATE
);
}
//*****************************************************************************
//* REMOTE NODE CONTEXT STATE ENTER AND EXIT METHODS
//*****************************************************************************
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_initial_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE
);
// Check to see if we have gotten back to the initial state because someone
// requested to destroy the remote node context object.
if (
rnc->state_machine.previous_state_id
== SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE
)
{
rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_UNSPECIFIED;
scic_sds_remote_node_context_notify_user(rnc);
// Since we are destroying the remote node context deinitialize the state logging
// should we resume the remote node context the state logging will be reinitialized
// on the resume handler.
scic_sds_remote_node_context_deinitialize_state_logging(rnc);
}
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_posting_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * this_rnc;
this_rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
this_rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_POSTING_STATE
);
scic_sds_remote_node_context_validate_context_buffer(this_rnc);
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_invalidating_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE
);
scic_sds_remote_node_context_invalidate_context_buffer(rnc);
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_resuming_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
SMP_DISCOVER_RESPONSE_PROTOCOLS_T protocols;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_RESUMING_STATE
);
// For direct attached SATA devices we need to clear the TLCR
// NCQ to TCi tag mapping on the phy and in cases where we
// resume because of a target reset we also need to update
// the STPTLDARNI register with the RNi of the device
scic_remote_device_get_protocols(rnc->device, &protocols);
if (
(protocols.u.bits.attached_stp_target == 1)
&& (rnc->device->is_direct_attached)
)
{
scic_sds_port_setup_transports(
rnc->device->owning_port, rnc->remote_node_index
);
}
scic_sds_remote_device_post_request(
rnc->device,
SCU_CONTEXT_COMMAND_POST_RNC_RESUME
);
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_ready_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE
);
rnc->destination_state = SCIC_SDS_REMOTE_NODE_DESTINATION_STATE_UNSPECIFIED;
if (rnc->user_callback != NULL)
{
scic_sds_remote_node_context_notify_user(rnc);
}
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_tx_suspended_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_SUSPENDED_STATE
);
scic_sds_remote_node_context_continue_state_transitions(rnc);
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_tx_rx_suspended_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_RX_SUSPENDED_STATE
);
scic_sds_remote_node_context_continue_state_transitions(rnc);
}
/**
*
*
* @param[in] object
*/
static
void scic_sds_remote_node_context_await_suspension_state_enter(
SCI_BASE_OBJECT_T * object
)
{
SCIC_SDS_REMOTE_NODE_CONTEXT_T * rnc;
rnc = (SCIC_SDS_REMOTE_NODE_CONTEXT_T *)object;
SET_STATE_HANDLER(
rnc,
scic_sds_remote_node_context_state_handler_table,
SCIC_SDS_REMOTE_NODE_CONTEXT_AWAIT_SUSPENSION_STATE
);
}
// ---------------------------------------------------------------------------
SCI_BASE_STATE_T
scic_sds_remote_node_context_state_table[
SCIC_SDS_REMOTE_NODE_CONTEXT_MAX_STATES] =
{
{
SCIC_SDS_REMOTE_NODE_CONTEXT_INITIAL_STATE,
scic_sds_remote_node_context_initial_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_POSTING_STATE,
scic_sds_remote_node_context_posting_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_INVALIDATING_STATE,
scic_sds_remote_node_context_invalidating_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_RESUMING_STATE,
scic_sds_remote_node_context_resuming_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_READY_STATE,
scic_sds_remote_node_context_ready_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_SUSPENDED_STATE,
scic_sds_remote_node_context_tx_suspended_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_TX_RX_SUSPENDED_STATE,
scic_sds_remote_node_context_tx_rx_suspended_state_enter,
NULL
},
{
SCIC_SDS_REMOTE_NODE_CONTEXT_AWAIT_SUSPENSION_STATE,
scic_sds_remote_node_context_await_suspension_state_enter,
NULL
}
};