Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
41 lines
815 B
C
41 lines
815 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __VIRT_CONVERT__
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#define __VIRT_CONVERT__
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/*
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* Macros used for converting between virtual and physical mappings.
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*/
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#ifdef __KERNEL__
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#include <linux/compiler.h>
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#include <linux/mmzone.h>
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#include <asm/setup.h>
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#include <asm/page.h>
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/*
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* Change virtual addresses to physical addresses and vv.
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*/
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#define virt_to_phys virt_to_phys
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static inline unsigned long virt_to_phys(void *address)
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{
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return __pa(address);
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}
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#define phys_to_virt phys_to_virt
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static inline void *phys_to_virt(unsigned long address)
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{
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return __va(address);
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}
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/*
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* IO bus memory addresses are 1:1 with the physical address,
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* deprecated globally but still used on two machines.
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*/
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#if defined(CONFIG_AMIGA) || defined(CONFIG_VME)
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#define virt_to_bus virt_to_phys
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#endif
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#endif
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#endif
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