From d2f607484f8210cf19b1730dee26d426a5a770a5 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sat, 24 Sep 2005 10:42:06 +0100 Subject: [ARM] Fix compiler warnings for memcpy_toio/memcpy_fromio/memset_io Add 'volatile' to the __iomem pointers for these functions as per x86. Signed-off-by: Russell King --- arch/arm/kernel/io.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/kernel/io.c') diff --git a/arch/arm/kernel/io.c b/arch/arm/kernel/io.c index 6c20c1188b6..1f6822dfae7 100644 --- a/arch/arm/kernel/io.c +++ b/arch/arm/kernel/io.c @@ -7,7 +7,7 @@ * Copy data from IO memory space to "real" memory space. * This needs to be optimized. */ -void _memcpy_fromio(void *to, void __iomem *from, size_t count) +void _memcpy_fromio(void *to, const volatile void __iomem *from, size_t count) { unsigned char *t = to; while (count) { @@ -22,7 +22,7 @@ void _memcpy_fromio(void *to, void __iomem *from, size_t count) * Copy data from "real" memory space to IO memory space. * This needs to be optimized. */ -void _memcpy_toio(void __iomem *to, const void *from, size_t count) +void _memcpy_toio(volatile void __iomem *to, const void *from, size_t count) { const unsigned char *f = from; while (count) { @@ -37,7 +37,7 @@ void _memcpy_toio(void __iomem *to, const void *from, size_t count) * "memset" on IO memory space. * This needs to be optimized. */ -void _memset_io(void __iomem *dst, int c, size_t count) +void _memset_io(volatile void __iomem *dst, int c, size_t count) { while (count) { count--; -- cgit v1.2.3