Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[cascardo/linux.git] / arch / arm / mach-ebsa110 / io.c

diff --git a/arch/arm/mach-ebsa110/io.c b/arch/arm/mach-ebsa110/io.c
index c648bfb..bbf0d33 100644 (file)
--- a/arch/arm/mach-ebsa110/io.c
+++ b/arch/arm/mach-ebsa110/io.c
@@ -28,7 +28,7 @@
 #include <asm/io.h>
 #include <asm/page.h>
 
-static void __iomem *__isamem_convert_addr(void __iomem *addr)
+static void __iomem *__isamem_convert_addr(const volatile void __iomem *addr)
 {
        u32 ret, a = (u32 __force) addr;
 
@@ -63,7 +63,7 @@ static void __iomem *__isamem_convert_addr(void __iomem *addr)
 /*
  * read[bwl] and write[bwl]
  */
-u8 __readb(void __iomem *addr)
+u8 __readb(const volatile void __iomem *addr)
 {
        void __iomem *a = __isamem_convert_addr(addr);
        u32 ret;
@@ -75,7 +75,7 @@ u8 __readb(void __iomem *addr)
        return ret;
 }
 
-u16 __readw(void __iomem *addr)
+u16 __readw(const volatile void __iomem *addr)
 {
        void __iomem *a = __isamem_convert_addr(addr);
 
@@ -85,7 +85,7 @@ u16 __readw(void __iomem *addr)
        return __raw_readw(a);
 }
 
-u32 __readl(void __iomem *addr)
+u32 __readl(const volatile void __iomem *addr)
 {
        void __iomem *a = __isamem_convert_addr(addr);
        u32 ret;
@@ -102,6 +102,26 @@ EXPORT_SYMBOL(__readb);
 EXPORT_SYMBOL(__readw);
 EXPORT_SYMBOL(__readl);
 
+void readsw(void __iomem *addr, void *data, int len)
+{
+       void __iomem *a = __isamem_convert_addr(addr);
+
+       BUG_ON((unsigned long)addr & 1);
+
+       __raw_readsw(a, data, len);
+}
+EXPORT_SYMBOL(readsw);
+
+void readsl(void __iomem *addr, void *data, int len)
+{
+       void __iomem *a = __isamem_convert_addr(addr);
+
+       BUG_ON((unsigned long)addr & 3);
+
+       __raw_readsl(a, data, len);
+}
+EXPORT_SYMBOL(readsl);
+
 void __writeb(u8 val, void __iomem *addr)
 {
        void __iomem *a = __isamem_convert_addr(addr);
@@ -137,6 +157,26 @@ EXPORT_SYMBOL(__writeb);
 EXPORT_SYMBOL(__writew);
 EXPORT_SYMBOL(__writel);
 
+void writesw(void __iomem *addr, void *data, int len)
+{
+       void __iomem *a = __isamem_convert_addr(addr);
+
+       BUG_ON((unsigned long)addr & 1);
+
+       __raw_writesw(a, data, len);
+}
+EXPORT_SYMBOL(writesw);
+
+void writesl(void __iomem *addr, void *data, int len)
+{
+       void __iomem *a = __isamem_convert_addr(addr);
+
+       BUG_ON((unsigned long)addr & 3);
+
+       __raw_writesl(a, data, len);
+}
+EXPORT_SYMBOL(writesl);
+
 #define SUPERIO_PORT(p) \
        (((p) >> 3) == (0x3f8 >> 3) || \
         ((p) >> 3) == (0x2f8 >> 3) || \