Release 4.18 arch/m68k/include/asm/virtconvert.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VIRT_CONVERT__

#define __VIRT_CONVERT__

/*
 * Macros used for converting between virtual and physical mappings.
 */

#ifdef __KERNEL__

#include <linux/compiler.h>
#include <linux/mmzone.h>
#include <asm/setup.h>
#include <asm/page.h>

/*
 * Change virtual addresses to physical addresses and vv.
 */

#define virt_to_phys virt_to_phys


static inline unsigned long virt_to_phys(void *address)
{
	return __pa(address);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Linus Torvalds (pre-git)
16
88.89%
1
33.33%
Geert Uytterhoeven
1
5.56%
1
33.33%
Roman Zippel
1
5.56%
1
33.33%
Total
18
100.00%
3
100.00%


#define phys_to_virt phys_to_virt


static inline void *phys_to_virt(unsigned long address)
{
	return __va(address);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Linus Torvalds (pre-git)
16
88.89%
1
33.33%
Geert Uytterhoeven
1
5.56%
1
33.33%
Roman Zippel
1
5.56%
1
33.33%
Total
18
100.00%
3
100.00%

/* Permanent address of a page. */
#if defined(CONFIG_MMU) && defined(CONFIG_SINGLE_MEMORY_CHUNK)

#define page_to_phys(page) \
	__pa(PAGE_OFFSET + (((page) - pg_data_map[0].node_mem_map) << PAGE_SHIFT))
#else

#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
#endif

/*
 * IO bus memory addresses are 1:1 with the physical address,
 */

#define virt_to_bus virt_to_phys

#define bus_to_virt phys_to_virt

#endif
#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Linus Torvalds (pre-git)
61
54.46%
2
16.67%
Geert Uytterhoeven
18
16.07%
4
33.33%
Roman Zippel
13
11.61%
1
8.33%
Greg Ungerer
9
8.04%
2
16.67%
Steven King
9
8.04%
1
8.33%
Adrian Bunk
1
0.89%
1
8.33%
Greg Kroah-Hartman
1
0.89%
1
8.33%
Total
112
100.00%
12
100.00%
Directory: arch/m68k/include/asm

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