diff options
Diffstat (limited to 'drivers/scsi/isci/core/scic_sds_remote_device.c')
-rw-r--r-- | drivers/scsi/isci/core/scic_sds_remote_device.c | 2252 |
1 files changed, 2252 insertions, 0 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_remote_device.c b/drivers/scsi/isci/core/scic_sds_remote_device.c new file mode 100644 index 000000000000..21f03bc7d797 --- /dev/null +++ b/drivers/scsi/isci/core/scic_sds_remote_device.c @@ -0,0 +1,2252 @@ +/* + * 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. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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. + */ + +/** + * This file contains the implementation of remote device methods. + * + * + */ + +#include "intel_sas.h" +#include "sci_util.h" +#include "sci_environment.h" +#include "scic_port.h" +#include "scic_phy.h" +#include "scic_remote_device.h" +#include "scic_sds_port.h" +#include "scic_sds_phy.h" +#include "scic_sds_remote_device.h" +#include "scic_sds_request.h" +#include "scic_sds_controller.h" + +#define SCIC_SDS_REMOTE_DEVICE_RESET_TIMEOUT (1000) + +/* + * ***************************************************************************** + * * CORE REMOTE DEVICE PRIVATE METHODS + * ***************************************************************************** */ + +/* + * ***************************************************************************** + * * CORE REMOTE DEVICE PUBLIC METHODS + * ***************************************************************************** */ + +u32 scic_remote_device_get_object_size(void) +{ + return sizeof(struct scic_sds_remote_device) + + sizeof(struct scic_sds_remote_node_context); +} + +/* --------------------------------------------------------------------------- */ + +void scic_remote_device_construct(struct scic_sds_port *sci_port, + struct scic_sds_remote_device *sci_dev) +{ + sci_dev->owning_port = sci_port; + sci_dev->started_request_count = 0; + sci_dev->rnc = (struct scic_sds_remote_node_context *) &sci_dev[1]; + + sci_base_remote_device_construct( + &sci_dev->parent, + scic_sds_remote_device_state_table + ); + + scic_sds_remote_node_context_construct( + sci_dev, + sci_dev->rnc, + SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX + ); + + sci_object_set_association(sci_dev->rnc, sci_dev); +} + + +enum sci_status scic_remote_device_da_construct( + struct scic_sds_remote_device *sci_dev) +{ + enum sci_status status; + u16 remote_node_index; + struct sci_sas_identify_address_frame_protocols protocols; + + /* + * This information is request to determine how many remote node context + * entries will be needed to store the remote node. + */ + scic_sds_port_get_attached_protocols(sci_dev->owning_port, &protocols); + sci_dev->target_protocols.u.all = protocols.u.all; + sci_dev->is_direct_attached = true; +#if !defined(DISABLE_ATAPI) + sci_dev->is_atapi = scic_sds_remote_device_is_atapi(sci_dev); +#endif + + status = scic_sds_controller_allocate_remote_node_context( + sci_dev->owning_port->owning_controller, + sci_dev, + &remote_node_index); + + if (status == SCI_SUCCESS) { + scic_sds_remote_node_context_set_remote_node_index( + sci_dev->rnc, remote_node_index); + + scic_sds_port_get_attached_sas_address( + sci_dev->owning_port, &sci_dev->device_address); + + if (sci_dev->target_protocols.u.bits.attached_ssp_target) { + sci_dev->has_ready_substate_machine = false; + } else if (sci_dev->target_protocols.u.bits.attached_stp_target) { + sci_dev->has_ready_substate_machine = true; + + sci_base_state_machine_construct( + &sci_dev->ready_substate_machine, + &sci_dev->parent.parent, + scic_sds_stp_remote_device_ready_substate_table, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + } else if (sci_dev->target_protocols.u.bits.attached_smp_target) { + sci_dev->has_ready_substate_machine = true; + + /* add the SMP ready substate machine construction here */ + sci_base_state_machine_construct( + &sci_dev->ready_substate_machine, + &sci_dev->parent.parent, + scic_sds_smp_remote_device_ready_substate_table, + SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + } + + sci_dev->connection_rate = scic_sds_port_get_max_allowed_speed( + sci_dev->owning_port); + + /* / @todo Should I assign the port width by reading all of the phys on the port? */ + sci_dev->device_port_width = 1; + } + + return status; +} + + +static void scic_sds_remote_device_get_info_from_smp_discover_response( + struct scic_sds_remote_device *this_device, + struct smp_response_discover *discover_response) +{ + /* decode discover_response to set sas_address to this_device. */ + this_device->device_address.high = + discover_response->attached_sas_address.high; + + this_device->device_address.low = + discover_response->attached_sas_address.low; + + this_device->target_protocols.u.all = discover_response->protocols.u.all; +} + + +enum sci_status scic_remote_device_ea_construct( + struct scic_sds_remote_device *sci_dev, + struct smp_response_discover *discover_response) +{ + enum sci_status status; + struct scic_sds_controller *the_controller; + + the_controller = scic_sds_port_get_controller(sci_dev->owning_port); + + scic_sds_remote_device_get_info_from_smp_discover_response( + sci_dev, discover_response); + + status = scic_sds_controller_allocate_remote_node_context( + the_controller, sci_dev, &sci_dev->rnc->remote_node_index); + + if (status == SCI_SUCCESS) { + if (sci_dev->target_protocols.u.bits.attached_ssp_target) { + sci_dev->has_ready_substate_machine = false; + } else if (sci_dev->target_protocols.u.bits.attached_smp_target) { + sci_dev->has_ready_substate_machine = true; + + /* add the SMP ready substate machine construction here */ + sci_base_state_machine_construct( + &sci_dev->ready_substate_machine, + &sci_dev->parent.parent, + scic_sds_smp_remote_device_ready_substate_table, + SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + } else if (sci_dev->target_protocols.u.bits.attached_stp_target) { + sci_dev->has_ready_substate_machine = true; + + sci_base_state_machine_construct( + &sci_dev->ready_substate_machine, + &sci_dev->parent.parent, + scic_sds_stp_remote_device_ready_substate_table, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_IDLE); + } + + /* + * For SAS-2 the physical link rate is actually a logical link + * rate that incorporates multiplexing. The SCU doesn't + * incorporate multiplexing and for the purposes of the + * connection the logical link rate is that same as the + * physical. Furthermore, the SAS-2 and SAS-1.1 fields overlay + * one another, so this code works for both situations. */ + sci_dev->connection_rate = min_t(u16, + scic_sds_port_get_max_allowed_speed(sci_dev->owning_port), + discover_response->u2.sas1_1.negotiated_physical_link_rate + ); + + /* / @todo Should I assign the port width by reading all of the phys on the port? */ + sci_dev->device_port_width = 1; + } + + return status; +} + +enum sci_status scic_remote_device_destruct( + struct scic_sds_remote_device *sci_dev) +{ + return sci_dev->state_handlers->parent.destruct_handler(&sci_dev->parent); +} + + +enum sci_status scic_remote_device_start( + struct scic_sds_remote_device *sci_dev, + u32 timeout) +{ + return sci_dev->state_handlers->parent.start_handler(&sci_dev->parent); +} + + +enum sci_status scic_remote_device_stop( + struct scic_sds_remote_device *sci_dev, + u32 timeout) +{ + return sci_dev->state_handlers->parent.stop_handler(&sci_dev->parent); +} + + +enum sci_status scic_remote_device_reset( + struct scic_sds_remote_device *sci_dev) +{ + return sci_dev->state_handlers->parent.reset_handler(&sci_dev->parent); +} + + +enum sci_status scic_remote_device_reset_complete( + struct scic_sds_remote_device *sci_dev) +{ + return sci_dev->state_handlers->parent.reset_complete_handler(&sci_dev->parent); +} + + +enum sci_sas_link_rate scic_remote_device_get_connection_rate( + struct scic_sds_remote_device *sci_dev) +{ + return sci_dev->connection_rate; +} + + +void scic_remote_device_get_protocols( + struct scic_sds_remote_device *sci_dev, + struct smp_discover_response_protocols *pr) +{ + pr->u.all = sci_dev->target_protocols.u.all; +} + +#if !defined(DISABLE_ATAPI) +bool scic_remote_device_is_atapi(struct scic_sds_remote_device *sci_dev) +{ + return sci_dev->is_atapi; +} +#endif + + +/* + * ***************************************************************************** + * * SCU DRIVER STANDARD (SDS) REMOTE DEVICE IMPLEMENTATIONS + * ***************************************************************************** */ + +/** + * + * + * Remote device timer requirements + */ +#define SCIC_SDS_REMOTE_DEVICE_MINIMUM_TIMER_COUNT (0) +#define SCIC_SDS_REMOTE_DEVICE_MAXIMUM_TIMER_COUNT (SCI_MAX_REMOTE_DEVICES) + + +/** + * + * @this_device: The remote device for which the suspend is being requested. + * + * This method invokes the remote device suspend state handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_suspend( + struct scic_sds_remote_device *this_device, + u32 suspend_type) +{ + return this_device->state_handlers->suspend_handler(this_device, suspend_type); +} + +/** + * + * @this_device: The remote device for which the resume is being requested. + * + * This method invokes the remote device resume state handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_resume( + struct scic_sds_remote_device *this_device) +{ + return this_device->state_handlers->resume_handler(this_device); +} + +/** + * + * @this_device: The remote device for which the event handling is being + * requested. + * @frame_index: This is the frame index that is being processed. + * + * This method invokes the frame handler for the remote device state machine + * enum sci_status + */ +enum sci_status scic_sds_remote_device_frame_handler( + struct scic_sds_remote_device *this_device, + u32 frame_index) +{ + return this_device->state_handlers->frame_handler(this_device, frame_index); +} + +/** + * + * @this_device: The remote device for which the event handling is being + * requested. + * @event_code: This is the event code that is to be processed. + * + * This method invokes the remote device event handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_event_handler( + struct scic_sds_remote_device *this_device, + u32 event_code) +{ + return this_device->state_handlers->event_handler(this_device, event_code); +} + +/** + * + * @controller: The controller that is starting the io request. + * @this_device: The remote device for which the start io handling is being + * requested. + * @io_request: The io request that is being started. + * + * This method invokes the remote device start io handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_start_io( + struct scic_sds_controller *controller, + struct scic_sds_remote_device *this_device, + struct scic_sds_request *io_request) +{ + return this_device->state_handlers->parent.start_io_handler( + &this_device->parent, &io_request->parent); +} + +/** + * + * @controller: The controller that is completing the io request. + * @this_device: The remote device for which the complete io handling is being + * requested. + * @io_request: The io request that is being completed. + * + * This method invokes the remote device complete io handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_complete_io( + struct scic_sds_controller *controller, + struct scic_sds_remote_device *this_device, + struct scic_sds_request *io_request) +{ + return this_device->state_handlers->parent.complete_io_handler( + &this_device->parent, &io_request->parent); +} + +/** + * + * @controller: The controller that is starting the task request. + * @this_device: The remote device for which the start task handling is being + * requested. + * @io_request: The task request that is being started. + * + * This method invokes the remote device start task handler. enum sci_status + */ +enum sci_status scic_sds_remote_device_start_task( + struct scic_sds_controller *controller, + struct scic_sds_remote_device *this_device, + struct scic_sds_request *io_request) +{ + return this_device->state_handlers->parent.start_task_handler( + &this_device->parent, &io_request->parent); +} + +/** + * + * @controller: The controller that is completing the task request. + * @this_device: The remote device for which the complete task handling is + * being requested. + * @io_request: The task request that is being completed. + * + * This method invokes the remote device complete task handler. enum sci_status + */ + +/** + * + * @this_device: + * @request: + * + * This method takes the request and bulids an appropriate SCU context for the + * request and then requests the controller to post the request. none + */ +void scic_sds_remote_device_post_request( + struct scic_sds_remote_device *this_device, + u32 request) +{ + u32 context; + + context = scic_sds_remote_device_build_command_context(this_device, request); + + scic_sds_controller_post_request( + scic_sds_remote_device_get_controller(this_device), + context + ); +} + +#if !defined(DISABLE_ATAPI) +/** + * + * @this_device: The device to be checked. + * + * This method check the signature fis of a stp device to decide whether a + * device is atapi or not. true if a device is atapi device. False if a device + * is not atapi. + */ +bool scic_sds_remote_device_is_atapi( + struct scic_sds_remote_device *this_device) +{ + if (!this_device->target_protocols.u.bits.attached_stp_target) + return false; + else if (this_device->is_direct_attached) { + struct scic_sds_phy *phy; + struct scic_sata_phy_properties properties; + struct sata_fis_reg_d2h *signature_fis; + phy = scic_sds_port_get_a_connected_phy(this_device->owning_port); + scic_sata_phy_get_properties(phy, &properties); + + /* decode the signature fis. */ + signature_fis = &(properties.signature_fis); + + if ((signature_fis->sector_count == 0x01) + && (signature_fis->lba_low == 0x01) + && (signature_fis->lba_mid == 0x14) + && (signature_fis->lba_high == 0xEB) + && ((signature_fis->device & 0x5F) == 0x00) + ) { + /* An ATA device supporting the PACKET command set. */ + return true; + } else + return false; + } else { + /* Expander supported ATAPI device is not currently supported. */ + return false; + } +} +#endif +/* + * 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. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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. + */ + +/** + * This file contains the state handlers for the struct scic_sds_remote_device for the + * base state machine. + * + * + */ + +#include "sci_environment.h" +#include "scic_user_callback.h" +#include "scic_controller.h" +#include "scic_sds_remote_device.h" +#include "scic_sds_controller.h" +#include "scic_sds_port.h" +#include "scic_sds_request.h" +#include "scic_sds_remote_node_context.h" +#include "scu_event_codes.h" + +/* + * ***************************************************************************** + * * PROTECTED METHODS + * ***************************************************************************** */ + +/** + * + * @user_parameter: This is cast to a remote device object. + * + * This method is called once the remote node context is ready to be freed. + * The remote device can now report that its stop operation is complete. none + */ +static void scic_sds_cb_remote_device_rnc_destruct_complete( + void *user_parameter) +{ + struct scic_sds_remote_device *this_device; + + this_device = (struct scic_sds_remote_device *)user_parameter; + + BUG_ON(this_device->started_request_count != 0); + + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_STOPPED + ); +} + +/** + * + * @user_parameter: This is cast to a remote device object. + * + * This method is called once the remote node context has transisitioned to a + * ready state. This is the indication that the remote device object can also + * transition to ready. none + */ +static void scic_sds_remote_device_resume_complete_handler( + void *user_parameter) +{ + struct scic_sds_remote_device *this_device; + + this_device = (struct scic_sds_remote_device *)user_parameter; + + if ( + sci_base_state_machine_get_state(&this_device->parent.state_machine) + != SCI_BASE_REMOTE_DEVICE_STATE_READY + ) { + sci_base_state_machine_change_state( + &this_device->parent.state_machine, + SCI_BASE_REMOTE_DEVICE_STATE_READY + ); + } +} + +/** + * + * @device: This parameter specifies the device for which the request is being + * started. + * @request: This parameter specifies the request being started. + * @status: This parameter specifies the current start operation status. + * + * This method will perform the STP request start processing common to IO + * requests and task requests of all types. none + */ +void scic_sds_remote_device_start_request( + struct scic_sds_remote_device *this_device, + struct scic_sds_request *the_request, + enum sci_status status) +{ + /* We still have a fault in starting the io complete it on the port */ + if (status == SCI_SUCCESS) + scic_sds_remote_device_increment_request_count(this_device); + else{ + this_device->owning_port->state_handlers->complete_io_handler( + this_device->owning_port, this_device, the_request + ); + } +} + + +/** + * + * @request: This parameter specifies the request being continued. + * + * This method will continue to post tc for a STP request. This method usually + * serves as a callback when RNC gets resumed during a task management + * sequence. none + */ +void scic_sds_remote_device_continue_request( + struct scic_sds_remote_device *this_device) +{ + /* we need to check if this request is still valid to continue. */ + if (this_device->working_request != NULL) { + struct scic_sds_request *this_request = this_device->working_request; + struct scic_sds_controller *scic = this_request->owning_controller; + u32 state = scic->parent.state_machine.current_state_id; + sci_base_controller_request_handler_t continue_io; + + continue_io = scic_sds_controller_state_handler_table[state].base.continue_io; + continue_io(&scic->parent, &this_request->target_device->parent, + &this_request->parent); + } +} + +/** + * + * @user_parameter: This is cast to a remote device object. + * + * This method is called once the remote node context has reached a suspended + * state. The remote device can now report that its suspend operation is + * complete. none + */ + +/** + * This method will terminate all of the IO requests in the controllers IO + * request table that were targeted for this device. + * @this_device: This parameter specifies the remote device for which to + * attempt to terminate all requests. + * + * This method returns an indication as to whether all requests were + * successfully terminated. If a single request fails to be terminated, then + * this method will return the failure. + */ +static enum sci_status scic_sds_remote_device_terminate_requests( + struct scic_sds_remote_device *this_device) +{ + enum sci_status status = SCI_SUCCESS; + enum sci_status terminate_status = SCI_SUCCESS; + struct scic_sds_request *the_request; + u32 index; + u32 request_count = this_device->started_request_count; + + for (index = 0; + (index < SCI_MAX_IO_REQUESTS) && (request_count > 0); + index++) { + the_request = this_device->owning_port->owning_controller->io_request_table[index]; + + if ((the_request != NULL) && (the_request->target_device == this_device)) { + terminate_status = scic_controller_terminate_request( + this_device->owning_port->owning_controller, + this_device, + the_request + ); + + if (terminate_status != SCI_SUCCESS) + status = terminate_status; + + request_count--; + } + } + + return status; +} + +/* + * ***************************************************************************** + * * DEFAULT STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default start handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_start_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to start while in wrong " + "state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default stop handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +static enum sci_status scic_sds_remote_device_default_stop_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to stop while in wrong " + "state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default fail handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_fail_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to fail while in wrong " + "state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default destruct handler. It logs a warning and returns + * a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_destruct_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to destroy while in " + "wrong state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default reset handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_reset_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to reset while in wrong " + "state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default reset complete handler. It logs a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_reset_complete_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to complete reset while " + "in wrong state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default suspend handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_suspend_handler( + struct scic_sds_remote_device *this_device, + u32 suspend_type) +{ + dev_warn(scirdev_to_dev(this_device), + "%s: SCIC Remote Device 0x%p requested to suspend %d while " + "in wrong state %d\n", + __func__, + this_device, + suspend_type, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + this_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * + * This method is the default resume handler. It logs a warning and returns a + * failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_resume_handler( + struct scic_sds_remote_device *this_device) +{ + dev_warn(scirdev_to_dev(this_device), + "%s: SCIC Remote Device requested to resume while in " + "wrong state %d\n", + __func__, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + this_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @event_code: The event code that the struct scic_sds_controller wants the device + * object to process. + * + * This method is the default event handler. It will call the RNC state + * machine handler for any RNC events otherwise it will log a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +static enum sci_status scic_sds_remote_device_core_event_handler( + struct scic_sds_remote_device *this_device, + u32 event_code, + bool is_ready_state) +{ + enum sci_status status; + + switch (scu_get_event_type(event_code)) { + case SCU_EVENT_TYPE_RNC_OPS_MISC: + case SCU_EVENT_TYPE_RNC_SUSPEND_TX: + case SCU_EVENT_TYPE_RNC_SUSPEND_TX_RX: + status = scic_sds_remote_node_context_event_handler(this_device->rnc, event_code); + break; + case SCU_EVENT_TYPE_PTX_SCHEDULE_EVENT: + + if (scu_get_event_code(event_code) == SCU_EVENT_IT_NEXUS_TIMEOUT) { + status = SCI_SUCCESS; + + /* Suspend the associated RNC */ + scic_sds_remote_node_context_suspend(this_device->rnc, + SCI_SOFTWARE_SUSPENSION, + NULL, NULL); + + dev_dbg(scirdev_to_dev(this_device), + "%s: device: %p event code: %x: %s\n", + __func__, this_device, event_code, + (is_ready_state) + ? "I_T_Nexus_Timeout event" + : "I_T_Nexus_Timeout event in wrong state"); + + break; + } + /* Else, fall through and treat as unhandled... */ + + default: + dev_dbg(scirdev_to_dev(this_device), + "%s: device: %p event code: %x: %s\n", + __func__, this_device, event_code, + (is_ready_state) + ? "unexpected event" + : "unexpected event in wrong state"); + status = SCI_FAILURE_INVALID_STATE; + break; + } + + return status; +} +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @event_code: The event code that the struct scic_sds_controller wants the device + * object to process. + * + * This method is the default event handler. It will call the RNC state + * machine handler for any RNC events otherwise it will log a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +static enum sci_status scic_sds_remote_device_default_event_handler( + struct scic_sds_remote_device *this_device, + u32 event_code) +{ + return scic_sds_remote_device_core_event_handler(this_device, + event_code, + false); +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @frame_index: The frame index for which the struct scic_sds_controller wants this + * device object to process. + * + * This method is the default unsolicited frame handler. It logs a warning, + * releases the frame and returns a failure. enum sci_status + * SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_frame_handler( + struct scic_sds_remote_device *this_device, + u32 frame_index) +{ + dev_warn(scirdev_to_dev(this_device), + "%s: SCIC Remote Device requested to handle frame %x " + "while in wrong state %d\n", + __func__, + frame_index, + sci_base_state_machine_get_state( + &this_device->parent.state_machine)); + + /* Return the frame back to the controller */ + scic_sds_controller_release_frame( + scic_sds_remote_device_get_controller(this_device), frame_index + ); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @request: The struct sci_base_request which is then cast into a SCIC_SDS_IO_REQUEST + * to start. + * + * This method is the default start io handler. It logs a warning and returns + * a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_start_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to start io request %p " + "while in wrong state %d\n", + __func__, + request, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + (struct scic_sds_remote_device *)device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @request: The struct sci_base_request which is then cast into a SCIC_SDS_IO_REQUEST + * to complete. + * + * This method is the default complete io handler. It logs a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_complete_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to complete io_request %p " + "while in wrong state %d\n", + __func__, + request, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @request: The struct sci_base_request which is then cast into a SCIC_SDS_IO_REQUEST + * to continue. + * + * This method is the default continue io handler. It logs a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_default_continue_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + struct scic_sds_remote_device *sds_device = + (struct scic_sds_remote_device *)device; + + dev_warn(scirdev_to_dev(sds_device), + "%s: SCIC Remote Device requested to continue io request %p " + "while in wrong state %d\n", + __func__, + request, + sci_base_state_machine_get_state( + scic_sds_remote_device_get_base_state_machine( + sds_device))); + + return SCI_FAILURE_INVALID_STATE; +} + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @request: The struct sci_base_request which is then cast into a SCIC_SDS_IO_REQUEST + * to complete. + * + * This method is the default complete task handler. It logs a warning and + * returns a failure. enum sci_status SCI_FAILURE_INVALID_STATE + */ + +/* + * ***************************************************************************** + * * NORMAL STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @device: The struct sci_base_remote_device which is then cast into a + * struct scic_sds_remote_device. + * @frame_index: The frame index for which the struct scic_sds_controller wants this + * device object to process. + * + * This method is a general ssp frame handler. In most cases the device object + * needs to route the unsolicited frame processing to the io request object. + * This method decodes the tag for the io request object and routes the + * unsolicited frame to that object. enum sci_status SCI_FAILURE_INVALID_STATE + */ +enum sci_status scic_sds_remote_device_general_frame_handler( + struct scic_sds_remote_device *this_device, + u32 frame_index) +{ + enum sci_status result; + struct sci_ssp_frame_header *frame_header; + struct scic_sds_request *io_request; + + result = scic_sds_unsolicited_frame_control_get_header( + &(scic_sds_remote_device_get_controller(this_device)->uf_control), + frame_index, + (void **)&frame_header + ); + + if (SCI_SUCCESS == result) { + io_request = scic_sds_controller_get_io_request_from_tag( + scic_sds_remote_device_get_controller(this_device), frame_header->tag); + + if ((io_request == SCI_INVALID_HANDLE) + || (io_request->target_device != this_device)) { + /* + * We could not map this tag to a valid IO request + * Just toss the frame and continue */ + scic_sds_controller_release_frame( + scic_sds_remote_device_get_controller(this_device), frame_index + ); + } else { + /* The IO request is now in charge of releasing the frame */ + result = io_request->state_handlers->frame_handler( + io_request, frame_index); + } + } + + return result; +} + +/** + * + * @[in]: this_device This is the device object that is receiving the event. + * @[in]: event_code The event code to process. + * + * This is a common method for handling events reported to the remote device + * from the controller object. enum sci_status + */ +enum sci_status scic_sds_remote_device_general_event_handler( + struct scic_sds_remote_device *this_device, + u32 event_code) +{ + return scic_sds_remote_device_core_event_handler(this_device, + event_code, + true); +} + +/* + * ***************************************************************************** + * * STOPPED STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @device: + * + * This method takes the struct scic_sds_remote_device from a stopped state and + * attempts to start it. The RNC buffer for the device is constructed and the + * device state machine is transitioned to the + * SCIC_BASE_REMOTE_DEVICE_STATE_STARTING. enum sci_status SCI_SUCCESS if there is + * an RNC buffer available to construct the remote device. + * SCI_FAILURE_INSUFFICIENT_RESOURCES if there is no RNC buffer available in + * which to construct the remote device. + */ +static enum sci_status scic_sds_remote_device_stopped_state_start_handler( + struct sci_base_remote_device *device) +{ + enum sci_status status; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + status = scic_sds_remote_node_context_resume( + this_device->rnc, + scic_sds_remote_device_resume_complete_handler, + this_device + ); + + if (status == SCI_SUCCESS) { + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_STARTING + ); + } + + return status; +} + +/** + * + * @this_device: The struct sci_base_remote_device which is cast into a + * struct scic_sds_remote_device. + * + * This method will stop a struct scic_sds_remote_device that is already in a stopped + * state. This is not considered an error since the device is already stopped. + * enum sci_status SCI_SUCCESS + */ +static enum sci_status scic_sds_remote_device_stopped_state_stop_handler( + struct sci_base_remote_device *this_device) +{ + return SCI_SUCCESS; +} + +/** + * + * @this_device: The struct sci_base_remote_device which is cast into a + * struct scic_sds_remote_device. + * + * This method will destruct a struct scic_sds_remote_device that is in a stopped + * state. This is the only state from which a destruct request will succeed. + * The RNi for this struct scic_sds_remote_device is returned to the free pool and the + * device object transitions to the SCI_BASE_REMOTE_DEVICE_STATE_FINAL. + * enum sci_status SCI_SUCCESS + */ +static enum sci_status scic_sds_remote_device_stopped_state_destruct_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + scic_sds_controller_free_remote_node_context( + scic_sds_remote_device_get_controller(this_device), + this_device, + this_device->rnc->remote_node_index + ); + + scic_sds_remote_node_context_set_remote_node_index( + this_device->rnc, + SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX + ); + + scic_sds_port_set_direct_attached_device_id( + this_device->owning_port, + SCIC_SDS_REMOTE_NODE_CONTEXT_INVALID_INDEX + ); + + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_FINAL + ); + + return SCI_SUCCESS; +} + +/* + * ***************************************************************************** + * * STARTING STATE HANDLERS + * ***************************************************************************** */ + +static enum sci_status scic_sds_remote_device_starting_state_stop_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + /* + * This device has not yet started so there had better be no IO requests + */ + BUG_ON(this_device->started_request_count != 0); + + /* + * Destroy the remote node context + */ + scic_sds_remote_node_context_destruct( + this_device->rnc, + scic_sds_cb_remote_device_rnc_destruct_complete, + this_device + ); + + /* + * Transition to the stopping state and wait for the remote node to + * complete being posted and invalidated. + */ + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_STOPPING + ); + + return SCI_SUCCESS; +} + +/* + * ***************************************************************************** + * * INITIALIZING STATE HANDLERS + * ***************************************************************************** */ + +/* There is nothing to do here for SSP devices */ + +/* + * ***************************************************************************** + * * READY STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @this_device: The struct scic_sds_remote_device object to be suspended. + * + * This method is the resume handler for the struct scic_sds_remote_device object. It + * will post an RNC resume to the SCU hardware. enum sci_status SCI_SUCCESS + */ + +/** + * + * @device: The struct sci_base_remote_device object which is cast to a + * struct scic_sds_remote_device object. + * + * This method is the default stop handler for the struct scic_sds_remote_device ready + * substate machine. It will stop the current substate machine and transition + * the base state machine to SCI_BASE_REMOTE_DEVICE_STATE_STOPPING. enum sci_status + * SCI_SUCCESS + */ +enum sci_status scic_sds_remote_device_ready_state_stop_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + enum sci_status status = SCI_SUCCESS; + + /* Request the parent state machine to transition to the stopping state */ + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_STOPPING + ); + + if (this_device->started_request_count == 0) { + scic_sds_remote_node_context_destruct( + this_device->rnc, + scic_sds_cb_remote_device_rnc_destruct_complete, + this_device + ); + } else + status = scic_sds_remote_device_terminate_requests(this_device); + + return status; +} + +/** + * + * @device: The struct sci_base_remote_device object which is cast to a + * struct scic_sds_remote_device object. + * + * This is the ready state device reset handler enum sci_status + */ +enum sci_status scic_sds_remote_device_ready_state_reset_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + /* Request the parent state machine to transition to the stopping state */ + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_RESETTING + ); + + return SCI_SUCCESS; +} + +/** + * + * @device: The struct sci_base_remote_device object which is cast to a + * struct scic_sds_remote_device object. + * + * This is the default fail handler for the struct scic_sds_remote_device ready + * substate machine. It will stop the current ready substate and transition + * the remote device object to the SCI_BASE_REMOTE_DEVICE_STATE_FAILED. + * enum sci_status SCI_SUCCESS + */ + +/** + * + * @device: The struct sci_base_remote_device which is cast to a + * struct scic_sds_remote_device for which the request is to be started. + * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that + * is to be started. + * + * This method will attempt to start a task request for this device object. The + * remote device object will issue the start request for the task and if + * successful it will start the request for the port object then increment its + * own requet count. enum sci_status SCI_SUCCESS if the task request is started for + * this device object. SCI_FAILURE_INSUFFICIENT_RESOURCES if the io request + * object could not get the resources to start. + */ +static enum sci_status scic_sds_remote_device_ready_state_start_task_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + enum sci_status result; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + struct scic_sds_request *task_request = (struct scic_sds_request *)request; + + /* See if the port is in a state where we can start the IO request */ + result = scic_sds_port_start_io( + scic_sds_remote_device_get_port(this_device), this_device, task_request); + + if (result == SCI_SUCCESS) { + result = scic_sds_remote_node_context_start_task( + this_device->rnc, task_request + ); + + if (result == SCI_SUCCESS) { + result = scic_sds_request_start(task_request); + } + + scic_sds_remote_device_start_request(this_device, task_request, result); + } + + return result; +} + +/** + * + * @device: The struct sci_base_remote_device which is cast to a + * struct scic_sds_remote_device for which the request is to be started. + * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that + * is to be started. + * + * This method will attempt to start an io request for this device object. The + * remote device object will issue the start request for the io and if + * successful it will start the request for the port object then increment its + * own requet count. enum sci_status SCI_SUCCESS if the io request is started for + * this device object. SCI_FAILURE_INSUFFICIENT_RESOURCES if the io request + * object could not get the resources to start. + */ +static enum sci_status scic_sds_remote_device_ready_state_start_io_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + enum sci_status result; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + struct scic_sds_request *io_request = (struct scic_sds_request *)request; + + /* See if the port is in a state where we can start the IO request */ + result = scic_sds_port_start_io( + scic_sds_remote_device_get_port(this_device), this_device, io_request); + + if (result == SCI_SUCCESS) { + result = scic_sds_remote_node_context_start_io( + this_device->rnc, io_request + ); + + if (result == SCI_SUCCESS) { + result = scic_sds_request_start(io_request); + } + + scic_sds_remote_device_start_request(this_device, io_request, result); + } + + return result; +} + +/** + * + * @device: The struct sci_base_remote_device which is cast to a + * struct scic_sds_remote_device for which the request is to be completed. + * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that + * is to be completed. + * + * This method will complete the request for the remote device object. The + * method will call the completion handler for the request object and if + * successful it will complete the request on the port object then decrement + * its own started_request_count. enum sci_status + */ +static enum sci_status scic_sds_remote_device_ready_state_complete_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + enum sci_status result; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + struct scic_sds_request *the_request = (struct scic_sds_request *)request; + + result = scic_sds_request_complete(the_request); + + if (result == SCI_SUCCESS) { + /* See if the port is in a state where we can start the IO request */ + result = scic_sds_port_complete_io( + scic_sds_remote_device_get_port(this_device), this_device, the_request); + + if (result == SCI_SUCCESS) { + scic_sds_remote_device_decrement_request_count(this_device); + } + } + + return result; +} + +/* + * ***************************************************************************** + * * STOPPING STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @this_device: The struct sci_base_remote_device which is cast into a + * struct scic_sds_remote_device. + * + * This method will stop a struct scic_sds_remote_device that is already in the + * SCI_BASE_REMOTE_DEVICE_STATE_STOPPING state. This is not considered an error + * since we allow a stop request on a device that is alreay stopping or + * stopped. enum sci_status SCI_SUCCESS + */ +static enum sci_status scic_sds_remote_device_stopping_state_stop_handler( + struct sci_base_remote_device *device) +{ + /* + * All requests should have been terminated, but if there is an + * attempt to stop a device already in the stopping state, then + * try again to terminate. */ + return scic_sds_remote_device_terminate_requests( + (struct scic_sds_remote_device *)device); +} + + +/** + * + * @device: The device object for which the request is completing. + * @request: The task request that is being completed. + * + * This method completes requests for this struct scic_sds_remote_device while it is + * in the SCI_BASE_REMOTE_DEVICE_STATE_STOPPING state. This method calls the + * complete method for the request object and if that is successful the port + * object is called to complete the task request. Then the device object itself + * completes the task request. If struct scic_sds_remote_device started_request_count + * goes to 0 and the invalidate RNC request has completed the device object can + * transition to the SCI_BASE_REMOTE_DEVICE_STATE_STOPPED. enum sci_status + */ +static enum sci_status scic_sds_remote_device_stopping_state_complete_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + enum sci_status status = SCI_SUCCESS; + struct scic_sds_request *this_request = (struct scic_sds_request *)request; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + status = scic_sds_request_complete(this_request); + if (status == SCI_SUCCESS) { + status = scic_sds_port_complete_io( + scic_sds_remote_device_get_port(this_device), + this_device, + this_request + ); + + if (status == SCI_SUCCESS) { + scic_sds_remote_device_decrement_request_count(this_device); + + if (scic_sds_remote_device_get_request_count(this_device) == 0) { + scic_sds_remote_node_context_destruct( + this_device->rnc, + scic_sds_cb_remote_device_rnc_destruct_complete, + this_device + ); + } + } + } + + return status; +} + +/* + * ***************************************************************************** + * * RESETTING STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @device: The struct sci_base_remote_device which is to be cast into a + * struct scic_sds_remote_device object. + * + * This method will complete the reset operation when the device is in the + * resetting state. enum sci_status + */ +static enum sci_status scic_sds_remote_device_resetting_state_reset_complete_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + sci_base_state_machine_change_state( + &this_device->parent.state_machine, + SCI_BASE_REMOTE_DEVICE_STATE_READY + ); + + return SCI_SUCCESS; +} + +/** + * + * @device: The struct sci_base_remote_device which is to be cast into a + * struct scic_sds_remote_device object. + * + * This method will stop the remote device while in the resetting state. + * enum sci_status + */ +static enum sci_status scic_sds_remote_device_resetting_state_stop_handler( + struct sci_base_remote_device *device) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + sci_base_state_machine_change_state( + &this_device->parent.state_machine, + SCI_BASE_REMOTE_DEVICE_STATE_STOPPING + ); + + return SCI_SUCCESS; +} + +/** + * + * @device: The device object for which the request is completing. + * @request: The task request that is being completed. + * + * This method completes requests for this struct scic_sds_remote_device while it is + * in the SCI_BASE_REMOTE_DEVICE_STATE_RESETTING state. This method calls the + * complete method for the request object and if that is successful the port + * object is called to complete the task request. Then the device object itself + * completes the task request. enum sci_status + */ +static enum sci_status scic_sds_remote_device_resetting_state_complete_request_handler( + struct sci_base_remote_device *device, + struct sci_base_request *request) +{ + enum sci_status status = SCI_SUCCESS; + struct scic_sds_request *this_request = (struct scic_sds_request *)request; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; + + status = scic_sds_request_complete(this_request); + + if (status == SCI_SUCCESS) { + status = scic_sds_port_complete_io( + scic_sds_remote_device_get_port(this_device), this_device, this_request); + + if (status == SCI_SUCCESS) { + scic_sds_remote_device_decrement_request_count(this_device); + } + } + + return status; +} + +/* + * ***************************************************************************** + * * FAILED STATE HANDLERS + * ***************************************************************************** */ + +/** + * + * @device: The struct sci_base_remote_device which is to be cast into a + * struct scic_sds_remote_device object. + * + * This method handles the remove request for a failed struct scic_sds_remote_device + * object. The method will transition the device object to the + * SCIC_BASE_REMOTE_DEVICE_STATE_STOPPING. enum sci_status SCI_SUCCESS + */ + +/* --------------------------------------------------------------------------- */ + +struct scic_sds_remote_device_state_handler +scic_sds_remote_device_state_handler_table[SCI_BASE_REMOTE_DEVICE_MAX_STATES] = +{ + /* SCI_BASE_REMOTE_DEVICE_STATE_INITIAL */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_default_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_default_event_handler, + scic_sds_remote_device_default_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_STOPPED */ + { + { + scic_sds_remote_device_stopped_state_start_handler, + scic_sds_remote_device_stopped_state_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_stopped_state_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_default_event_handler, + scic_sds_remote_device_default_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_STARTING */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_starting_state_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_general_event_handler, + scic_sds_remote_device_default_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_READY */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_ready_state_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_ready_state_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_ready_state_start_io_handler, + scic_sds_remote_device_ready_state_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_ready_state_start_task_handler, + scic_sds_remote_device_ready_state_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_general_event_handler, + scic_sds_remote_device_general_frame_handler, + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_STOPPING */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_stopping_state_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_stopping_state_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_stopping_state_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_general_event_handler, + scic_sds_remote_device_general_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_FAILED */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_default_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_default_event_handler, + scic_sds_remote_device_general_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_RESETTING */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_resetting_state_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_resetting_state_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_resetting_state_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_resetting_state_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_default_event_handler, + scic_sds_remote_device_general_frame_handler + }, + /* SCI_BASE_REMOTE_DEVICE_STATE_FINAL */ + { + { + scic_sds_remote_device_default_start_handler, + scic_sds_remote_device_default_stop_handler, + scic_sds_remote_device_default_fail_handler, + scic_sds_remote_device_default_destruct_handler, + scic_sds_remote_device_default_reset_handler, + scic_sds_remote_device_default_reset_complete_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler, + scic_sds_remote_device_default_continue_request_handler, + scic_sds_remote_device_default_start_request_handler, + scic_sds_remote_device_default_complete_request_handler + }, + scic_sds_remote_device_default_suspend_handler, + scic_sds_remote_device_default_resume_handler, + scic_sds_remote_device_default_event_handler, + scic_sds_remote_device_default_frame_handler + } +}; + +/* + * 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. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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. + */ + +/** + * This file contains the operations that are taken on the enter and exit state + * transitions for the struct sci_base_remote_device state machine. + * + * + */ + +#include "scic_remote_device.h" +#include "scic_user_callback.h" +#include "scic_sds_controller.h" +#include "scic_sds_remote_device.h" +#include "scic_sds_request.h" +#include "scic_sds_controller.h" +#include "scic_sds_port.h" + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_INITIAL it + * immediatly transitions the remote device object to the stopped state. none + */ +static void scic_sds_remote_device_initial_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_INITIAL + ); + + /* Initial state is a transitional state to the stopped state */ + sci_base_state_machine_change_state( + scic_sds_remote_device_get_base_state_machine(this_device), + SCI_BASE_REMOTE_DEVICE_STATE_STOPPED + ); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_INITIAL it + * sets the stopped state handlers and if this state is entered from the + * SCI_BASE_REMOTE_DEVICE_STATE_STOPPING then the SCI User is informed that the + * device stop is complete. none + */ +static void scic_sds_remote_device_stopped_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_STOPPED + ); + + /* + * If we are entering from the stopping state let the SCI User know that + * the stop operation has completed. */ + if (this_device->parent.state_machine.previous_state_id + == SCI_BASE_REMOTE_DEVICE_STATE_STOPPING) { + scic_cb_remote_device_stop_complete( + scic_sds_remote_device_get_controller(this_device), + this_device, + SCI_SUCCESS + ); + } +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_STARTING it + * sets the starting state handlers, sets the device not ready, and posts the + * remote node context to the hardware. none + */ +static void scic_sds_remote_device_starting_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_controller *the_controller; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + the_controller = scic_sds_remote_device_get_controller(this_device); + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_STARTING + ); + + scic_cb_remote_device_not_ready( + the_controller, + this_device, + SCIC_REMOTE_DEVICE_NOT_READY_START_REQUESTED + ); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the exit method for the SCI_BASE_REMOTE_DEVICE_STATE_STARTING it + * reports that the device start is complete. none + */ +static void scic_sds_remote_device_starting_state_exit( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + /* + * / @todo Check the device object for the proper return code for this + * / callback */ + scic_cb_remote_device_start_complete( + scic_sds_remote_device_get_controller(this_device), + this_device, + SCI_SUCCESS + ); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_READY it sets + * the ready state handlers, and starts the ready substate machine. none + */ +static void scic_sds_remote_device_ready_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_controller *the_controller; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + the_controller = scic_sds_remote_device_get_controller(this_device); + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_READY + ); + + the_controller->remote_device_sequence[this_device->rnc->remote_node_index]++; + + if (this_device->has_ready_substate_machine) { + sci_base_state_machine_start(&this_device->ready_substate_machine); + } else { + scic_cb_remote_device_ready(the_controller, this_device); + } +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the exit method for the SCI_BASE_REMOTE_DEVICE_STATE_READY it does + * nothing. none + */ +static void scic_sds_remote_device_ready_state_exit( + struct sci_base_object *object) +{ + struct scic_sds_controller *the_controller; + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + the_controller = scic_sds_remote_device_get_controller(this_device); + + if (this_device->has_ready_substate_machine) { + sci_base_state_machine_stop(&this_device->ready_substate_machine); + } else { + scic_cb_remote_device_not_ready( + the_controller, + this_device, + SCIC_REMOTE_DEVICE_NOT_READY_STOP_REQUESTED + ); + } +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_STOPPING it + * sets the stopping state handlers and posts an RNC invalidate request to the + * SCU hardware. none + */ +static void scic_sds_remote_device_stopping_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_STOPPING + ); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_FAILED it sets + * the stopping state handlers. none + */ +static void scic_sds_remote_device_failed_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_FAILED + ); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_RESETTING it + * sets the resetting state handlers. none + */ +static void scic_sds_remote_device_resetting_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_RESETTING + ); + + scic_sds_remote_node_context_suspend( + this_device->rnc, SCI_SOFTWARE_SUSPENSION, NULL, NULL); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the exit method for the SCI_BASE_REMOTE_DEVICE_STATE_RESETTING it + * does nothing. none + */ +static void scic_sds_remote_device_resetting_state_exit( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + scic_sds_port_set_direct_attached_device_id( + scic_sds_remote_device_get_port(this_device), + this_device->rnc->remote_node_index + ); + + scic_sds_remote_node_context_resume(this_device->rnc, NULL, NULL); +} + +/** + * + * @object: This is the struct sci_base_object that is cast into a + * struct scic_sds_remote_device. + * + * This is the enter method for the SCI_BASE_REMOTE_DEVICE_STATE_FINAL it sets + * the final state handlers. none + */ +static void scic_sds_remote_device_final_state_enter( + struct sci_base_object *object) +{ + struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)object; + + SET_STATE_HANDLER( + this_device, + scic_sds_remote_device_state_handler_table, + SCI_BASE_REMOTE_DEVICE_STATE_FINAL + ); +} + +/* --------------------------------------------------------------------------- */ + +const struct sci_base_state scic_sds_remote_device_state_table[] = { + [SCI_BASE_REMOTE_DEVICE_STATE_INITIAL] = { + .enter_state = scic_sds_remote_device_initial_state_enter, + }, + [SCI_BASE_REMOTE_DEVICE_STATE_STOPPED] = { + .enter_state = scic_sds_remote_device_stopped_state_enter, + }, + [SCI_BASE_REMOTE_DEVICE_STATE_STARTING] = { + .enter_state = scic_sds_remote_device_starting_state_enter, + .exit_state = scic_sds_remote_device_starting_state_exit + }, + [SCI_BASE_REMOTE_DEVICE_STATE_READY] = { + .enter_state = scic_sds_remote_device_ready_state_enter, + .exit_state = scic_sds_remote_device_ready_state_exit + }, + [SCI_BASE_REMOTE_DEVICE_STATE_STOPPING] = { + .enter_state = scic_sds_remote_device_stopping_state_enter, + }, + [SCI_BASE_REMOTE_DEVICE_STATE_FAILED] = { + .enter_state = scic_sds_remote_device_failed_state_enter, + }, + [SCI_BASE_REMOTE_DEVICE_STATE_RESETTING] = { + .enter_state = scic_sds_remote_device_resetting_state_enter, + .exit_state = scic_sds_remote_device_resetting_state_exit + }, + [SCI_BASE_REMOTE_DEVICE_STATE_FINAL] = { + .enter_state = scic_sds_remote_device_final_state_enter, + }, +}; + |