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authorPaul Mackerras <paulus@samba.org>2005-10-12 14:43:32 +1000
committerPaul Mackerras <paulus@samba.org>2005-10-12 14:43:32 +1000
commitb6ec995a21a9428aef620b5adf46d047a18d88b8 (patch)
tree6719121e6605cbca524b687f47336b9bbf3b8d41 /include/asm-ppc/io.h
parent3a5f8c5f788d68e325d9fe3c26f4df5a5aee838a (diff)
parentda64c6ee6bb71bfb3f09d9bb89ce1aa4b1ee7e89 (diff)
Merge from Linus' tree
Diffstat (limited to 'include/asm-ppc/io.h')
-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 39caf067a31..f7f614dfc64 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -57,7 +57,7 @@ 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;
@@ -73,7 +73,7 @@ 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;
@@ -84,7 +84,7 @@ 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;
@@ -105,7 +105,7 @@ 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;
@@ -116,7 +116,7 @@ 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;
@@ -140,7 +140,7 @@ 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);
}
@@ -151,11 +151,11 @@ 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);
}
@@ -174,11 +174,11 @@ 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);
}