58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/*
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* (C) Copyright IBM Corporation 2007
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <errno.h>
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#include "pciaccess.h"
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#include "pciaccess_private.h"
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/**
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* \file common_map.c
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* Platform independent memory map routines.
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*
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* \author Ian Romanick <idr@us.ibm.com>
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*/
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/**
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* Unmap the specified region using the munmap.
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*
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* \param dev Device whose memory region is to be mapped.
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* \param map Memory mapping that is to be undone.
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*
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* \return
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* Zero on success or an \c errno value on failure.
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*
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* \sa pci_device_unmap_range
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*/
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_pci_hidden int
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pci_device_generic_unmap_range(struct pci_device *dev,
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struct pci_device_mapping *map)
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{
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return (munmap(map->memory, map->size) == -1) ? errno : 0;
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}
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