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22ae813b85
Introduce __iowrite64_copy. It will be used by the Myri-10G Ethernet driver to post requests to the NIC. This driver will be submitted soon. __iowrite64_copy copies to I/O memory in units of 64 bits when possible (on 64 bit architectures). It reverts to __iowrite32_copy on 32 bit architectures. Signed-off-by: Brice Goglin <brice@myri.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
27 lines
950 B
C
27 lines
950 B
C
/*
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* Copyright 2006 PathScale, Inc. All Rights Reserved.
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*
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* This file 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
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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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 Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _LINUX_IO_H
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#define _LINUX_IO_H
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#include <asm/io.h>
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void __iowrite32_copy(void __iomem *to, const void *from, size_t count);
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void __iowrite64_copy(void __iomem *to, const void *from, size_t count);
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#endif /* _LINUX_IO_H */
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