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[MIPS] Fix iounmap argument to const volatile.

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With the existing prototype the following code:

    const void __iomem *io = ioremap();
    x = readb(io);
    iounmap(io);

did result in a warning.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-10-19 14:21:47 +01:00
parent d2bcf87d0f
commit d89e36d8df
2 changed files with 3 additions and 3 deletions
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2
arch/mips/mm/ioremap.c
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@ -176,7 +176,7 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
#define IS_KSEG1(addr) (((unsigned long)(addr) & ~0x1fffffffUL) == CKSEG1)
void __iounmap(volatile void __iomem *addr)
void __iounmap(const volatile void __iomem *addr)
{
struct vm_struct *p;

4
include/asm-mips/io.h
View File

@ -172,7 +172,7 @@ extern unsigned long isa_slot_offset;
#define page_to_phys(page) ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
extern void __iomem * __ioremap(phys_t offset, phys_t size, unsigned long flags);
extern void __iounmap(volatile void __iomem *addr);
extern void __iounmap(const volatile void __iomem *addr);
static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
unsigned long flags)
@ -279,7 +279,7 @@ static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
#define ioremap_uncached_accelerated(offset, size) \
__ioremap_mode((offset), (size), _CACHE_UNCACHED_ACCELERATED)
static inline void iounmap(volatile void __iomem *addr)
static inline void iounmap(const volatile void __iomem *addr)
{
#define __IS_KSEG1(addr) (((unsigned long)(addr) & ~0x1fffffffUL) == CKSEG1)