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authorAl Viro <viro@ftp.linux.org.uk>2005-09-30 04:20:57 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-30 08:42:24 -0700
commita3ca066efb18524bf3f07137a8f8ff434022c4f2 (patch)
tree1e44e3ab418c1ff87236c8de12bee51f219a1c2f
parent[PATCH] volatile unsigned short f(...) doesn't make sense (diff)
downloadlinux-dev-a3ca066efb18524bf3f07137a8f8ff434022c4f2.tar.xz
linux-dev-a3ca066efb18524bf3f07137a8f8ff434022c4f2.zip
[PATCH] missing qualifiers in readb() et.al. on ppc
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to '')
-rw-r--r--include/asm-ppc/io.h20
1 files changed, 10 insertions, 10 deletions
diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index 7eb7cf6360bd..94d83998a759 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -56,7 +56,7 @@ extern unsigned long pci_dram_offset;
* is actually performed (i.e. the data has come back) before we start
* executing any following instructions.
*/
-extern inline int in_8(volatile unsigned char __iomem *addr)
+extern inline int in_8(const volatile unsigned char __iomem *addr)
{
int ret;
@@ -72,7 +72,7 @@ extern inline void out_8(volatile unsigned char __iomem *addr, int val)
__asm__ __volatile__("stb%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
}
-extern inline int in_le16(volatile unsigned short __iomem *addr)
+extern inline int in_le16(const volatile unsigned short __iomem *addr)
{
int ret;
@@ -83,7 +83,7 @@ extern inline int in_le16(volatile unsigned short __iomem *addr)
return ret;
}
-extern inline int in_be16(volatile unsigned short __iomem *addr)
+extern inline int in_be16(const volatile unsigned short __iomem *addr)
{
int ret;
@@ -104,7 +104,7 @@ extern inline void out_be16(volatile unsigned short __iomem *addr, int val)
__asm__ __volatile__("sth%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
}
-extern inline unsigned in_le32(volatile unsigned __iomem *addr)
+extern inline unsigned in_le32(const volatile unsigned __iomem *addr)
{
unsigned ret;
@@ -115,7 +115,7 @@ extern inline unsigned in_le32(volatile unsigned __iomem *addr)
return ret;
}
-extern inline unsigned in_be32(volatile unsigned __iomem *addr)
+extern inline unsigned in_be32(const volatile unsigned __iomem *addr)
{
unsigned ret;
@@ -139,7 +139,7 @@ extern inline void out_be32(volatile unsigned __iomem *addr, int val)
#define readb(addr) in_8((volatile u8 *)(addr))
#define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
#else
-static inline __u8 readb(volatile void __iomem *addr)
+static inline __u8 readb(const volatile void __iomem *addr)
{
return in_8(addr);
}
@@ -150,11 +150,11 @@ static inline void writeb(__u8 b, volatile void __iomem *addr)
#endif
#if defined(CONFIG_APUS)
-static inline __u16 readw(volatile void __iomem *addr)
+static inline __u16 readw(const volatile void __iomem *addr)
{
return *(__force volatile __u16 *)(addr);
}
-static inline __u32 readl(volatile void __iomem *addr)
+static inline __u32 readl(const volatile void __iomem *addr)
{
return *(__force volatile __u32 *)(addr);
}
@@ -173,11 +173,11 @@ static inline void writel(__u32 b, volatile void __iomem *addr)
#define writew(b,addr) out_le16((volatile u16 *)(addr),(b))
#define writel(b,addr) out_le32((volatile u32 *)(addr),(b))
#else
-static inline __u16 readw(volatile void __iomem *addr)
+static inline __u16 readw(const volatile void __iomem *addr)
{
return in_le16(addr);
}
-static inline __u32 readl(volatile void __iomem *addr)
+static inline __u32 readl(const volatile void __iomem *addr)
{
return in_le32(addr);
}