drivers/scsi/isci/core/sci_controller_constants.h - kernel/hikey-linaro - Gitiles

 /*
  * 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.
  */

 #ifndef _SCI_CONTROLLER_CONSTANTS_H_
 #define _SCI_CONTROLLER_CONSTANTS_H_

 /**
  * This file contains constant values that change based on the type of core or
  *    framework being managed.  These constants are exported in order to
  *    provide the user with information as to the bounds (i.e. how many) of
  *    specific objects.
  *
  *
  */


 #ifdef SCIC_SDS_4_ENABLED

 #ifndef SCI_MAX_PHYS
 /**
  *
  *
  * This constant defines the maximum number of phy objects that can be
  * supported for the SCU Driver Standard (SDS) library.  This is tied directly
  * to silicon capabilities.
  */
 #define SCI_MAX_PHYS  (4)
 #endif

 #ifndef SCI_MAX_PORTS
 /**
  *
  *
  * This constant defines the maximum number of port objects that can be
  * supported for the SCU Driver Standard (SDS) library.  This is tied directly
  * to silicon capabilities.
  */
 #define SCI_MAX_PORTS SCI_MAX_PHYS
 #endif

 #ifndef SCI_MIN_SMP_PHYS
 /**
  *
  *
  * This constant defines the minimum number of SMP phy objects that can be
  * supported for a single expander level. This was determined by using 36
  * physical phys and room for 2 virtual phys.
  */
 #define SCI_MIN_SMP_PHYS  (38)
 #endif

 #ifndef SCI_MAX_SMP_PHYS
 /**
  *
  *
  * This constant defines the maximum number of SMP phy objects that can be
  * supported for the SCU Driver Standard (SDS) library. This number can be
  * increased if required.
  */
 #define SCI_MAX_SMP_PHYS  (384)
 #endif

 #ifndef SCI_MAX_REMOTE_DEVICES
 /**
  *
  *
  * This constant defines the maximum number of remote device objects that can
  * be supported for the SCU Driver Standard (SDS) library.  This is tied
  * directly to silicon capabilities.
  */
 #define SCI_MAX_REMOTE_DEVICES (256)
 #endif

 #ifndef SCI_MIN_REMOTE_DEVICES
 /**
  *
  *
  * This constant defines the minimum number of remote device objects that can
  * be supported for the SCU Driver Standard (SDS) library.  This # can be
  * configured for minimum memory environments to any value less than
  * SCI_MAX_REMOTE_DEVICES
  */
 #define SCI_MIN_REMOTE_DEVICES (16)
 #endif

 #ifndef SCI_MAX_IO_REQUESTS
 /**
  *
  *
  * This constant defines the maximum number of IO request objects that can be
  * supported for the SCU Driver Standard (SDS) library.  This is tied directly
  * to silicon capabilities.
  */
 #define SCI_MAX_IO_REQUESTS (256)
 #endif

 #ifndef SCI_MIN_IO_REQUESTS
 /**
  *
  *
  * This constant defines the minimum number of IO request objects that can be
  * supported for the SCU Driver Standard (SDS) library.  This # can be
  * configured for minimum memory environments to any value less than
  * SCI_MAX_IO_REQUESTS.
  */
 #define SCI_MIN_IO_REQUESTS (1)
 #endif

 #ifndef SCI_MAX_MSIX_MESSAGES
 /**
  *
  *
  * This constant defines the maximum number of MSI-X interrupt vectors/messages
  * supported for an SCU hardware controller instance.
  */
 #define SCI_MAX_MSIX_MESSAGES  (2)
 #endif

 #ifndef SCI_MAX_SCATTER_GATHER_ELEMENTS
 /**
  *
  *
  * This constant defines the maximum number of Scatter-Gather Elements to be
  * used by any SCI component.
  */
 #define SCI_MAX_SCATTER_GATHER_ELEMENTS 130
 #endif

 #ifndef SCI_MIN_SCATTER_GATHER_ELEMENTS
 /**
  *
  *
  * This constant defines the minimum number of Scatter-Gather Elements to be
  * used by any SCI component.
  */
 #define SCI_MIN_SCATTER_GATHER_ELEMENTS 1
 #endif

 #else /* SCIC_SDS_4_ENABLED */

 #error "SCI Core configuration left unspecified (e.g. SCIC_SDS_4_ENABLED)"

 #endif /* SCIC_SDS_4_ENABLED */

 /**
  *
  *
  * This constant defines the maximum number of controllers that can occur in a
  * single silicon package.
  */
 #define SCI_MAX_CONTROLLERS 2

 /**
  *
  *
  * The maximum number of supported domain objects is currently tied to the
  * maximum number of support port objects.
  */
 #define SCI_MAX_DOMAINS  SCI_MAX_PORTS


 #endif  /* _SCI_CONTROLLER_CONSTANTS_H_ */
	/*
	* 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.
	*/

	#ifndef _SCI_CONTROLLER_CONSTANTS_H_
	#define _SCI_CONTROLLER_CONSTANTS_H_

	/**
	* This file contains constant values that change based on the type of core or
	* framework being managed. These constants are exported in order to
	* provide the user with information as to the bounds (i.e. how many) of
	* specific objects.
	*
	*
	*/


	#ifdef SCIC_SDS_4_ENABLED

	#ifndef SCI_MAX_PHYS
	/**
	*
	*
	* This constant defines the maximum number of phy objects that can be
	* supported for the SCU Driver Standard (SDS) library. This is tied directly
	* to silicon capabilities.
	*/
	#define SCI_MAX_PHYS (4)
	#endif

	#ifndef SCI_MAX_PORTS
	/**
	*
	*
	* This constant defines the maximum number of port objects that can be
	* supported for the SCU Driver Standard (SDS) library. This is tied directly
	* to silicon capabilities.
	*/
	#define SCI_MAX_PORTS SCI_MAX_PHYS
	#endif

	#ifndef SCI_MIN_SMP_PHYS
	/**
	*
	*
	* This constant defines the minimum number of SMP phy objects that can be
	* supported for a single expander level. This was determined by using 36
	* physical phys and room for 2 virtual phys.
	*/
	#define SCI_MIN_SMP_PHYS (38)
	#endif

	#ifndef SCI_MAX_SMP_PHYS
	/**
	*
	*
	* This constant defines the maximum number of SMP phy objects that can be
	* supported for the SCU Driver Standard (SDS) library. This number can be
	* increased if required.
	*/
	#define SCI_MAX_SMP_PHYS (384)
	#endif

	#ifndef SCI_MAX_REMOTE_DEVICES
	/**
	*
	*
	* This constant defines the maximum number of remote device objects that can
	* be supported for the SCU Driver Standard (SDS) library. This is tied
	* directly to silicon capabilities.
	*/
	#define SCI_MAX_REMOTE_DEVICES (256)
	#endif

	#ifndef SCI_MIN_REMOTE_DEVICES
	/**
	*
	*
	* This constant defines the minimum number of remote device objects that can
	* be supported for the SCU Driver Standard (SDS) library. This # can be
	* configured for minimum memory environments to any value less than
	* SCI_MAX_REMOTE_DEVICES
	*/
	#define SCI_MIN_REMOTE_DEVICES (16)
	#endif

	#ifndef SCI_MAX_IO_REQUESTS
	/**
	*
	*
	* This constant defines the maximum number of IO request objects that can be
	* supported for the SCU Driver Standard (SDS) library. This is tied directly
	* to silicon capabilities.
	*/
	#define SCI_MAX_IO_REQUESTS (256)
	#endif

	#ifndef SCI_MIN_IO_REQUESTS
	/**
	*
	*
	* This constant defines the minimum number of IO request objects that can be
	* supported for the SCU Driver Standard (SDS) library. This # can be
	* configured for minimum memory environments to any value less than
	* SCI_MAX_IO_REQUESTS.
	*/
	#define SCI_MIN_IO_REQUESTS (1)
	#endif

	#ifndef SCI_MAX_MSIX_MESSAGES
	/**
	*
	*
	* This constant defines the maximum number of MSI-X interrupt vectors/messages
	* supported for an SCU hardware controller instance.
	*/
	#define SCI_MAX_MSIX_MESSAGES (2)
	#endif

	#ifndef SCI_MAX_SCATTER_GATHER_ELEMENTS
	/**
	*
	*
	* This constant defines the maximum number of Scatter-Gather Elements to be
	* used by any SCI component.
	*/
	#define SCI_MAX_SCATTER_GATHER_ELEMENTS 130
	#endif

	#ifndef SCI_MIN_SCATTER_GATHER_ELEMENTS
	/**
	*
	*
	* This constant defines the minimum number of Scatter-Gather Elements to be
	* used by any SCI component.
	*/
	#define SCI_MIN_SCATTER_GATHER_ELEMENTS 1
	#endif

	#else /* SCIC_SDS_4_ENABLED */

	#error "SCI Core configuration left unspecified (e.g. SCIC_SDS_4_ENABLED)"

	#endif /* SCIC_SDS_4_ENABLED */

	/**
	*
	*
	* This constant defines the maximum number of controllers that can occur in a
	* single silicon package.
	*/
	#define SCI_MAX_CONTROLLERS 2

	/**
	*
	*
	* The maximum number of supported domain objects is currently tied to the
	* maximum number of support port objects.
	*/
	#define SCI_MAX_DOMAINS SCI_MAX_PORTS


	#endif /* _SCI_CONTROLLER_CONSTANTS_H_ */