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/*-
* 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.
*
* $FreeBSD: release/9.1.0/sys/dev/isci/scil/scif_sas_smp_remote_device.h 231689 2012-02-14 15:58:49Z jimharris $
*/
#ifndef _SCIF_SAS_SMP_REMOTE_DEVICE_H_
#define _SCIF_SAS_SMP_REMOTE_DEVICE_H_
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
#include <dev/isci/scil/sci_fast_list.h>
#include <dev/isci/scil/scif_sas_smp_phy.h>
/**
* @file
*
* @brief This file contains the protected interface structures, constants,
* and methods for the SCIF_SAS_SMP_REMOTE_DEVICE object.
*/
struct SCIF_SAS_CONTROLLER;
struct SCIF_SAS_REMOTE_DEVICE;
struct SCIF_SAS_INTERNAL_IO_REQUEST;
struct SCIF_SAS_REQUEST;
struct SCIF_SAS_SMP_PHY;
#define SMP_REQUEST_RETRY_WAIT_DURATION 20
#define SMP_SPINUP_HOLD_RELEASE_WAIT_DURATION 100
/**
* @name SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_CODES
*
* These constants depict the various SMP remote device activities.
*/
/*@{*/
#define NOT_IN_SMP_ACTIVITY 0xff
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_NONE 0x0
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_DISCOVER 0x1
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_TARGET_RESET 0x2
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_SATA_SPINUP_HOLD_RELEASE 0x3
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_CONFIG_ROUTE_TABLE 0x4
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_CLEAN_ROUTE_TABLE 0x5
#define SCIF_SAS_SMP_REMOTE_DEVICE_ACTIVITY_CLEAR_AFFILIATION 0x6
/*@}*/
/**
* @name SCIF_SAS_CONFIG_ROUTE_TABLE_OPTION_CODES
*
* These constants depict the various configure route table options.
*/
/*@{*/
#define SCIF_SAS_CONFIG_ROUTE_TABLE_LOWEST_PHY_ONLY 0
#define SCIF_SAS_CONFIG_ROUTE_TABLE_MIDDLE_PHY_ONLY 1
#define SCIF_SAS_CONFIG_ROUTE_TABLE_HIGHEST_PHY_ONLY 2
#define SCIF_SAS_CONFIG_ROUTE_TABLE_ALL_PHYS 3
/*@}*/
/**
* @struct SCIF_SAS_SMP_REMOTE_DEVICE
*
* @brief The SCIF_SAS_SMP_REMOTE_DEVICE stores data for smp remote devices
* (expanders) discovering attached targets.
*
*/
typedef struct SCIF_SAS_SMP_REMOTE_DEVICE
{
/**
* This field stores the current SMP request function in the discovering
* sequence.
*/
U32 current_smp_request;
/**
* This field indicates a smp device is either in the middle of normal discover
* process or in the middle of resetting a expander attahced remote device.
*/
U8 current_activity;
/**
* This field stores the current expander phy index for sending out SMP
* DISCOVER request.
*/
U8 current_activity_phy_index;
/**
* This field stores the current route index to config route table for
* a phy.
*/
U16 curr_config_route_index;
/**
* This field indicates whether a route table of an expander has been cleaned
* since a DISCOVER process starts.
*/
BOOL is_route_table_cleaned;
/**
* This field stores the smp phy whose route entries are edited by sending
* CONFIG ROUTE INFO commands.
*/
struct SCIF_SAS_SMP_PHY * config_route_smp_phy_anchor;
/*
* This field stores the current smp phy on a destination device's smp phy list whose
* attached device's sas address is to be edited into this smp device's route table.
* When one config route info response is processed, we can find the next smp phy to edit
* using this field's value.
*/
struct SCIF_SAS_SMP_PHY * curr_config_route_destination_smp_phy;
/*
* This field stores the current smp phy to which a PHY CONTROL (clear affiliation)
* command is sent out.
*/
struct SCIF_SAS_SMP_PHY * curr_clear_affiliation_phy;
/**
* This field is to indicate a smp activity for this smp device is
* to be started (not yet). The scheduled activity could be Discover or Config
* Route Table.
*/
U8 scheduled_activity;
/**
* This timer is used for waiting before retrying a smp request, or before
* sending Discover request after Phy Control during Target Reset.
*/
void * smp_activity_timer;
/**
* This field save the retry count for internal smp request. Since when
* an internal smp request gets retried, it has been destructed already.
*/
U8 io_retry_count;
/**
* This field stores the number of phys for expander device found by decoding
* the SMP REPORT GENERAL response.
*/
U8 number_of_phys;
/**
* This field indicates the maximum number of expander route indexes per phy for
* this expander device.
*/
U16 expander_route_indexes;
/**
* This field indicates whether an expander device supports table-to-table
* connection.
*/
BOOL is_table_to_table_supported;
/**
* This field indicates whether an expander device is externally configurable.
* If it is, it is not self-configuring and is not able to config others.
*/
BOOL is_externally_configurable;
/**
* This field indicates whether an expander device is able to config others.
*/
BOOL is_able_to_config_others;
/**
* This field contains the list of all smp phys that connect to another smp phy.
*/
SCI_FAST_LIST_T smp_phy_list;
}SCIF_SAS_SMP_REMOTE_DEVICE_T;
void scif_sas_smp_remote_device_clear(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_construct(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
SCI_STATUS scif_sas_smp_remote_device_decode_smp_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REQUEST * fw_request,
void * response_data,
SCI_IO_STATUS completion_status
);
SCI_STATUS scif_sas_smp_remote_device_decode_report_general_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_initial_discover_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_report_phy_sata_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_target_reset_phy_control_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_discover_phy_control_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_target_reset_discover_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_spinup_hold_release_discover_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
SCI_STATUS scif_sas_smp_remote_device_decode_config_route_info_response(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_T * smp_response
);
void scif_sas_smp_remote_device_start_discover(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_continue_discover(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_finish_initial_discover(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_finish_discover(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_continue_target_reset(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REQUEST * fw_request
);
void scif_sas_smp_remote_device_fail_discover(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_fail_target_reset(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REQUEST * fw_request
);
void scif_sas_smp_remote_device_continue_current_activity(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REQUEST * fw_request,
SCI_STATUS status
);
void scif_sas_smp_remote_device_target_reset_poll(
struct SCIF_SAS_REQUEST * fw_request
);
void scif_sas_smp_remote_device_sata_spinup_hold_release(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_fail_target_spinup_hold_release(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REMOTE_DEVICE * target_device
);
void scif_sas_smp_remote_device_retry_internal_io(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
U8 io_retry_count,
U32 delay
);
BOOL scif_sas_smp_remote_device_is_in_activity(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
SCIF_SAS_SMP_PHY_T * scif_sas_smp_remote_device_find_smp_phy_by_id(
U8 phy_identifier,
struct SCIF_SAS_SMP_REMOTE_DEVICE * smp_remote_device
);
void scif_sas_smp_remote_device_removed(
struct SCIF_SAS_REMOTE_DEVICE * this_device
);
void scif_sas_smp_remote_device_terminated_request_handler(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
struct SCIF_SAS_REQUEST * fw_request
);
void scif_sas_smp_remote_device_populate_smp_phy_list(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
SCI_STATUS scif_sas_smp_remote_device_save_smp_phy_info(
struct SCIF_SAS_REMOTE_DEVICE * fw_device,
SMP_RESPONSE_DISCOVER_T * discover_response
);
#ifdef SCI_SMP_PHY_LIST_DEBUG_PRINT
void scif_sas_smp_remote_device_print_smp_phy_list(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
#endif
void scif_sas_smp_remote_device_configure_upstream_expander_route_info(
struct SCIF_SAS_REMOTE_DEVICE * this_device
);
struct SCIF_SAS_REMOTE_DEVICE * scif_sas_remote_device_find_upstream_expander(
struct SCIF_SAS_REMOTE_DEVICE * this_device
);
struct SCIF_SAS_REMOTE_DEVICE * scif_sas_remote_device_find_downstream_expander(
struct SCIF_SAS_REMOTE_DEVICE * this_device
);
BOOL scif_sas_smp_remote_device_do_config_route_info(
struct SCIF_SAS_REMOTE_DEVICE * device_being_config,
struct SCIF_SAS_SMP_PHY * destination_smp_phy
);
void scif_sas_smp_remote_device_configure_route_table(
struct SCIF_SAS_REMOTE_DEVICE * device_being_config
);
void scif_sas_smp_remote_device_clean_route_table(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_clean_route_table_entry(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_cancel_config_route_table_activity(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_cancel_smp_activity(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
U8 scif_sas_smp_remote_device_get_config_route_table_method(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_start_clear_affiliation(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_continue_clear_affiliation(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_finish_clear_affiliation(
struct SCIF_SAS_REMOTE_DEVICE * fw_device
);
void scif_sas_smp_remote_device_start_target_reset(
struct SCIF_SAS_REMOTE_DEVICE * expander_device,
struct SCIF_SAS_REMOTE_DEVICE * target_device,
struct SCIF_SAS_REQUEST * fw_request
);
#ifdef __cplusplus
}
#endif // __cplusplus
#endif // _SCIF_SAS_SMP_REMOTE_DEVICE_H_