linux-kernel-test/drivers/scsi/isci/sci_environment.h
Dan Williams 6f231dda68 isci: Intel(R) C600 Series Chipset Storage Control Unit Driver
Support for the up to 2x4-port 6Gb/s SAS controllers embedded in the
chipset.

This is a snapshot of the first publicly available version of the driver,
commit 4c1db2d0 in the 'historical' branch.

   git://git.kernel.org/pub/scm/linux/kernel/git/djbw/isci.git historical

Signed-off-by: Maciej Trela <maciej.trela@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Edmund Nadolski <edmund.nadolski@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2011-07-02 22:56:22 -07:00

113 lines
3.8 KiB
C

/*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* BSD LICENSE
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * 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_ENVIRONMENT_H_
#define _SCI_ENVIRONMENT_H_
#include "isci.h"
struct scic_sds_controller;
struct scic_sds_phy;
struct scic_sds_port;
struct scic_sds_remote_device;
static inline struct device *scic_to_dev(struct scic_sds_controller *scic)
{
struct isci_host *isci_host = sci_object_get_association(scic);
return &isci_host->pdev->dev;
}
static inline struct device *sciphy_to_dev(struct scic_sds_phy *sci_phy)
{
struct isci_phy *iphy = sci_object_get_association(sci_phy);
if (!iphy || !iphy->isci_port || !iphy->isci_port->isci_host)
return NULL;
return &iphy->isci_port->isci_host->pdev->dev;
}
static inline struct device *sciport_to_dev(struct scic_sds_port *sci_port)
{
struct isci_port *iport = sci_object_get_association(sci_port);
if (!iport || !iport->isci_host)
return NULL;
return &iport->isci_host->pdev->dev;
}
static inline struct device *scirdev_to_dev(struct scic_sds_remote_device *sci_dev)
{
struct isci_remote_device *idev = sci_object_get_association(sci_dev);
if (!idev || !idev->isci_port || !idev->isci_port->isci_host)
return NULL;
return &idev->isci_port->isci_host->pdev->dev;
}
enum {
ISCI_SI_REVA0,
ISCI_SI_REVA2,
ISCI_SI_REVB0,
};
extern int isci_si_rev;
#endif