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@@ -28,19 +28,13 @@
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#include <asm/byteorder.h>
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#include <asm/byteorder.h>
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-/* ++roman: The assignments to temp. vars avoid that gcc sometimes generates
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- * two accesses to memory, which may be undesirable for some devices.
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- */
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-#define __raw_readb(addr) \
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- ({ u8 __v = (*(volatile u8 *) (addr)); __v; })
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-#define __raw_readw(addr) \
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- ({ u16 __v = (*(volatile u16 *) (addr)); __v; })
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-#define __raw_readl(addr) \
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- ({ u32 __v = (*(volatile u32 *) (addr)); __v; })
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+#define __raw_readb(addr) (*(volatile u8 *)(addr))
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+#define __raw_readw(addr) (*(volatile u16 *)(addr))
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+#define __raw_readl(addr) (*(volatile u32 *)(addr))
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-#define __raw_writeb(addr,b) (void)((*(volatile u8 *) (addr)) = (b))
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-#define __raw_writew(addr,w) (void)((*(volatile u16 *) (addr)) = (w))
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-#define __raw_writel(addr,l) (void)((*(volatile u32 *) (addr)) = (l))
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+#define __raw_writeb(b,addr) ((*(volatile u8 *) (addr)) = (b))
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+#define __raw_writew(w,addr) ((*(volatile u16 *) (addr)) = (w))
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+#define __raw_writel(l,addr) ((*(volatile u32 *) (addr)) = (l))
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#define readb(addr) in_8((volatile u8 *)(addr))
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#define readb(addr) in_8((volatile u8 *)(addr))
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#define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
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#define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
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@@ -245,8 +239,8 @@ typedef unsigned long phys_addr_t;
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#define MAP_WRBACK (0)
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#define MAP_WRBACK (0)
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#define MAP_WRTHROUGH (0)
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#define MAP_WRTHROUGH (0)
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-static inline void *
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-map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
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+static inline void *map_physmem(phys_addr_t paddr, unsigned long len,
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+ unsigned long flags)
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{
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{
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return (void *)paddr;
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return (void *)paddr;
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}
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}
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