[U-Boot] [PATCH] sh: fix build error in cache.h

[Yoshihiro Shimoda]

In the latest U-Boot, the include/common.h includes the asm/cache.h.
So, the dcache_invalid_range() in the arch/sh/include/asm/cache.h is
multiple defination.

sh4-linux-gnu-ld  -e 0x8FFC0000 --defsym reloc_dst=0x8FFC0000 -r -o libsh4.o  cpu.o interrupts.o watchdog.o cache.o start.o
interrupts.o: In function `dcache_wback_range':
/home/u-boot/u-boot-sh/include/asm/cache.h:14: multiple definition of `dcache_wback_range'
cpu.o:/home/shimoda/development/u-boot/u-boot-sh/include/asm/cache.h:14: first defined here
interrupts.o: In function `dcache_invalid_range':
/home/u-boot/u-boot-sh/include/asm/cache.h:25: multiple definition of `dcache_invalid_range'
cpu.o:/home/shimoda/development/u-boot/u-boot-sh/include/asm/cache.h:25: first defined here
...

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh at renesas.com>
---
 arch/sh/include/asm/cache.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h
index 6ffab4d..978cd8c 100644
--- a/arch/sh/include/asm/cache.h
+++ b/arch/sh/include/asm/cache.h
@@ -10,7 +10,7 @@ int cache_control(unsigned int cmd);
 struct __large_struct { unsigned long buf[100]; };
 #define __m(x) (*(struct __large_struct *)(x))

-void dcache_wback_range(u32 start, u32 end)
+static inline void dcache_wback_range(u32 start, u32 end)
 {
 	u32 v;

@@ -21,7 +21,7 @@ void dcache_wback_range(u32 start, u32 end)
 	}
 }

-void dcache_invalid_range(u32 start, u32 end)
+static inline void dcache_invalid_range(u32 start, u32 end)
 {
 	u32 v;

-- 
1.7.1