64 lines
2.8 KiB
C
64 lines
2.8 KiB
C
/*
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* Freescale hypervisor ioctl and kernel interface
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*
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* Copyright (C) 2008-2011 Freescale Semiconductor, Inc.
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* Author: Timur Tabi <timur@freescale.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Freescale Semiconductor nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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*
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* ALTERNATIVELY, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") as published by the Free Software
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* Foundation, either version 2 of that License or (at your option) any
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* later version.
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*
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* This software is provided by Freescale Semiconductor "as is" and any
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* express or implied warranties, including, but not limited to, the implied
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* warranties of merchantability and fitness for a particular purpose are
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* disclaimed. In no event shall Freescale Semiconductor be liable for any
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* direct, indirect, incidental, special, exemplary, or consequential damages
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* (including, but not limited to, procurement of substitute goods or services;
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* loss of use, data, or profits; or business interruption) however caused and
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* on any theory of liability, whether in contract, strict liability, or tort
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* (including negligence or otherwise) arising in any way out of the use of this
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* software, even if advised of the possibility of such damage.
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*
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* This file is used by the Freescale hypervisor management driver. It can
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* also be included by applications that need to communicate with the driver
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* via the ioctl interface.
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*/
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#ifndef FSL_HYPERVISOR_H
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#define FSL_HYPERVISOR_H
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#include <uapi/linux/fsl_hypervisor.h>
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/**
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* fsl_hv_event_register() - register a callback for failover events
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* @nb: pointer to caller-supplied notifier_block structure
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*
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* This function is called by device drivers to register their callback
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* functions for fail-over events.
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*
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* The caller should allocate a notifier_block object and initialize the
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* 'priority' and 'notifier_call' fields.
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*/
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int fsl_hv_failover_register(struct notifier_block *nb);
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/**
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* fsl_hv_event_unregister() - unregister a callback for failover events
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* @nb: the same 'nb' used in previous fsl_hv_failover_register call
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*/
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int fsl_hv_failover_unregister(struct notifier_block *nb);
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#endif
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