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arm64: remove __iounmap

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No need to indirect iounmap for arm64.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Christoph Hellwig 2019-09-02 10:06:23 +02:00 committed by Will Deacon
parent 61b7cddfe8
commit e376897f42
2 changed files with 3 additions and 4 deletions
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3
arch/arm64/include/asm/io.h
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@ -163,14 +163,13 @@ extern void __memset_io(volatile void __iomem *, int, size_t);
* I/O memory mapping functions.
*/
extern void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot);
extern void __iounmap(volatile void __iomem *addr);
extern void iounmap(volatile void __iomem *addr);
extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
#define ioremap(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
#define ioremap_nocache(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
#define ioremap_wc(addr, size) __ioremap((addr), (size), __pgprot(PROT_NORMAL_NC))
#define ioremap_wt(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
#define iounmap __iounmap
/*
* PCI configuration space mapping function.

4
arch/arm64/mm/ioremap.c
View File

@ -69,7 +69,7 @@ void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot)
}
EXPORT_SYMBOL(__ioremap);
void __iounmap(volatile void __iomem *io_addr)
void iounmap(volatile void __iomem *io_addr)
{
unsigned long addr = (unsigned long)io_addr & PAGE_MASK;
@ -80,7 +80,7 @@ void __iounmap(volatile void __iomem *io_addr)
if (is_vmalloc_addr((void *)addr))
vunmap((void *)addr);
}
EXPORT_SYMBOL(__iounmap);
EXPORT_SYMBOL(iounmap);
void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size)
{