[mirror_ubuntu-bionic-kernel.git] / arch / mips / include / asm / mach-bmips / ioremap.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BMIPS_IOREMAP_H
#define __ASM_MACH_BMIPS_IOREMAP_H

#include <linux/types.h>

static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
{
	return phys_addr;
}

static inline int is_bmips_internal_registers(phys_addr_t offset)
{
	if (offset >= 0xfff80000)
		return 1;

	return 0;
}

static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
					 unsigned long flags)
{
	if (is_bmips_internal_registers(offset))
		return (void __iomem *)offset;

	return NULL;
}

static inline int plat_iounmap(const volatile void __iomem *addr)
{
	return is_bmips_internal_registers((unsigned long)addr);
}

#endif /* __ASM_MACH_BMIPS_IOREMAP_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
3604b451 ÁFR	2	#ifndef __ASM_MACH_BMIPS_IOREMAP_H
	3	#define __ASM_MACH_BMIPS_IOREMAP_H
	4
	5	#include <linux/types.h>
	6
	7	static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
	8	{
	9	return phys_addr;
	10	}
	11
	12	static inline int is_bmips_internal_registers(phys_addr_t offset)
	13	{
	14	if (offset >= 0xfff80000)
	15	return 1;
	16
	17	return 0;
	18	}
	19
	20	static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
	21	unsigned long flags)
	22	{
	23	if (is_bmips_internal_registers(offset))
	24	return (void __iomem *)offset;
	25
	26	return NULL;
	27	}
	28
	29	static inline int plat_iounmap(const volatile void __iomem *addr)
	30	{
	31	return is_bmips_internal_registers((unsigned long)addr);
	32	}
	33
	34	#endif /* __ASM_MACH_BMIPS_IOREMAP_H */