Commit ecdbfc1a authored by Mike Frysinger's avatar Mike Frysinger Committed by Bryan Wu
Browse files

Blackfin arch: add mmiowb() as some drivers expect 



Signed-off-by: default avatarMike Frysinger <vapier.adi@gmail.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 5ad2ca5f

arch/blackfin/include/asm/io.h

+2 −0
Original line number Diff line number Diff line
@@ -108,6 +108,8 @@ static inline unsigned int readl(const volatile void __iomem *addr) 
#define iowrite16(val,X)		writew(val,X)

#define iowrite32(val,X)		writel(val,X)



#define mmiowb() wmb()



#define IO_SPACE_LIMIT 0xffffffff



/* Values for nocacheflag and cmode */