96 lines
3.5 KiB
C
96 lines
3.5 KiB
C
/* ***********************************************************************************************
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This file is provided under a dual BSD/GPLv2 license. When using or
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redistributing this file, you may do so under either license.
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GPL LICENSE SUMMARY
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Copyright(c) 2013 Intel Corporation. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution
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in the file called LICENSE.GPL.
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Contact Information:
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SOCWatch Developer Team <socwatchdevelopers@intel.com>
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BSD LICENSE
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Copyright(c) 2013 Intel Corporation. All rights reserved.
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All rights reserved.
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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
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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
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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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
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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***********************************************************************************************
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*/
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/*
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* Description: file containing locking routines
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* used by the power driver.
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*/
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#ifndef _PW_LOCK_H_
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#define _PW_LOCK_H_ 1
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#define LOCK(l) { \
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unsigned long _tmp_l_flags; \
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spin_lock_irqsave(&(l), _tmp_l_flags);
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#define UNLOCK(l) \
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spin_unlock_irqrestore(&(l), _tmp_l_flags); \
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}
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#define READ_LOCK(l) { \
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unsigned long _tmp_l_flags; \
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read_lock_irqsave(&(l), _tmp_l_flags);
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#define READ_UNLOCK(l) \
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read_unlock_irqrestore(&(l), _tmp_l_flags); \
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}
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#define WRITE_LOCK(l) { \
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unsigned long _tmp_l_flags; \
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write_lock_irqsave(&(l), _tmp_l_flags);
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#define WRITE_UNLOCK(l) \
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write_unlock_irqrestore(&(l), _tmp_l_flags); \
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}
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#endif // _PW_LOCK_H_
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