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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.
* * 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.
*/
#if !defined(_ISCI_REMOTE_DEVICE_H_)
#define _ISCI_REMOTE_DEVICE_H_
#include "scic_user_callback.h"
struct isci_host;
struct scic_sds_remote_device;
struct isci_remote_device {
struct scic_sds_remote_device *sci_device_handle;
enum isci_status status;
struct isci_port *isci_port;
struct domain_device *domain_dev;
struct completion *completion;
struct list_head node;
struct list_head reqs_in_process;
struct work_struct stop_work;
spinlock_t state_lock;
spinlock_t host_quiesce_lock;
bool host_quiesce;
};
#define to_isci_remote_device(p) \
container_of(p, struct isci_remote_device, sci_remote_device);
#define ISCI_REMOTE_DEVICE_START_TIMEOUT 5000
/**
* This function gets the status of the remote_device object.
* @isci_device: This parameter points to the isci_remote_device object
*
* status of the object as a isci_status enum.
*/
static inline
enum isci_status isci_remote_device_get_state(
struct isci_remote_device *isci_device)
{
return (isci_device->host_quiesce)
? isci_host_quiesce
: isci_device->status;
}
/**
* isci_dev_from_domain_dev() - This accessor retrieves the remote_device
* object reference from the Linux domain_device reference.
* @domdev,: This parameter points to the Linux domain_device object .
*
* A reference to the associated isci remote device.
*/
#define isci_dev_from_domain_dev(domdev) \
((struct isci_remote_device *)(domdev)->lldd_dev)
void isci_remote_device_start_complete(
struct isci_host *,
struct isci_remote_device *,
enum sci_status);
void isci_remote_device_stop_complete(
struct isci_host *,
struct isci_remote_device *,
enum sci_status);
enum sci_status isci_remote_device_stop(
struct isci_remote_device *isci_device);
void isci_remote_device_nuke_requests(
struct isci_remote_device *isci_device);
void isci_remote_device_ready(
struct isci_remote_device *);
void isci_remote_device_not_ready(
struct isci_remote_device *,
u32);
void isci_remote_device_gone(
struct domain_device *domain_dev);
int isci_remote_device_found(
struct domain_device *domain_dev);
bool isci_device_is_reset_pending(
struct isci_host *isci_host,
struct isci_remote_device *isci_device);
void isci_device_clear_reset_pending(
struct isci_remote_device *isci_device);
void isci_device_set_host_quiesce_lock_state(
struct isci_remote_device *isci_device,
bool lock_state);
void isci_remote_device_change_state(
struct isci_remote_device *isci_device,
enum isci_status status);
#endif /* !defined(_ISCI_REMOTE_DEVICE_H_) */
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