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authorGuanXuetao <gxt@mprc.pku.edu.cn>2011-02-26 21:21:18 +0800
committerGuanXuetao <gxt@mprc.pku.edu.cn>2011-03-17 09:19:19 +0800
commite5abf78b57199a417eb01ff922a5ea6ff9e10b61 (patch)
tree6f72a13d44c0dc8c4d575d84885f5694c16ed1da /arch/unicore32/include/mach/hardware.h
parentunicore32 i8042 upgrade and bugfix: adjust resource request region type (diff)
downloadwireguard-linux-e5abf78b57199a417eb01ff922a5ea6ff9e10b61.tar.xz
wireguard-linux-e5abf78b57199a417eb01ff922a5ea6ff9e10b61.zip
unicore32 io: redefine __REG(x) and re-use readl/writel funcs
-- by advice of Arnd Bergmann Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/unicore32/include/mach/hardware.h')
-rw-r--r--arch/unicore32/include/mach/hardware.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/unicore32/include/mach/hardware.h b/arch/unicore32/include/mach/hardware.h
index c7d3dd6b4eff..b71405ab6de6 100644
--- a/arch/unicore32/include/mach/hardware.h
+++ b/arch/unicore32/include/mach/hardware.h
@@ -22,13 +22,7 @@
#ifndef __ASSEMBLY__
-# define __REG(x) (*((volatile unsigned long *)io_p2v(x)))
-# define __PREG(x) (io_v2p((unsigned long)&(x)))
-
-#else
-
-# define __REG(x) io_p2v(x)
-# define __PREG(x) io_v2p(x)
+# define __REG(x) (void __iomem *)io_p2v(x)
#endif