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authorHoria Geantă <horia.geanta@nxp.com>2016-05-19 18:10:56 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2016-05-31 11:41:50 +0300
commit9e44fb1816dba8f283809a25c29ff7969a3acb99 (patch)
tree944aa133322f24d2e5514cb1b3f17de5444da323 /include/asm-generic/iomap.h
parent7a1aedba7061948eee4d188740e24ffb20ff7ab7 (diff)
downloadlinux-9e44fb1816dba8f283809a25c29ff7969a3acb99.tar.xz
asm-generic/io.h: add io{read,write}64 accessors
This will allow device drivers to consistently use io{read,write}XX also for 64-bit accesses. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Horia Geantă <horia.geanta@nxp.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/asm-generic/iomap.h')
-rw-r--r--include/asm-generic/iomap.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h
index d8f8622fa044..650fede33c25 100644
--- a/include/asm-generic/iomap.h
+++ b/include/asm-generic/iomap.h
@@ -30,12 +30,20 @@ extern unsigned int ioread16(void __iomem *);
extern unsigned int ioread16be(void __iomem *);
extern unsigned int ioread32(void __iomem *);
extern unsigned int ioread32be(void __iomem *);
+#ifdef CONFIG_64BIT
+extern u64 ioread64(void __iomem *);
+extern u64 ioread64be(void __iomem *);
+#endif
extern void iowrite8(u8, void __iomem *);
extern void iowrite16(u16, void __iomem *);
extern void iowrite16be(u16, void __iomem *);
extern void iowrite32(u32, void __iomem *);
extern void iowrite32be(u32, void __iomem *);
+#ifdef CONFIG_64BIT
+extern void iowrite64(u64, void __iomem *);
+extern void iowrite64be(u64, void __iomem *);
+#endif
/*
* "string" versions of the above. Note that they