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| author | Rob Herring <rob.herring@calxeda.com> | 2012-08-21 12:26:24 +0200 |
|---|---|---|
| committer | Marek Szyprowski <m.szyprowski@samsung.com> | 2012-10-02 08:58:07 +0200 |
| commit | 48aa820f1e3824e46dde6251db98e5961abf605d (patch) | |
| tree | 20cac9fd267b7e8bc43e47165c631bb6cadef15b /arch/arm/include/asm/barrier.h | |
| parent | 0fa478df444f5837336d7e2fd0b41643c8d704c2 (diff) | |
| download | linux-48aa820f1e3824e46dde6251db98e5961abf605d.tar.bz2 | |
ARM: kill off arch_is_coherent
With ixp2xxx removed, there are no platforms that define arch_is_coherent,
so the last occurrences of arch_is_coherent can be removed. Any new
platform with coherent i/o should use coherent dma mapping functions.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Diffstat (limited to 'arch/arm/include/asm/barrier.h')
| -rw-r--r-- | arch/arm/include/asm/barrier.h | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/arm/include/asm/barrier.h b/arch/arm/include/asm/barrier.h index 05112380dc53..8dcd9c702d90 100644 --- a/arch/arm/include/asm/barrier.h +++ b/arch/arm/include/asm/barrier.h @@ -44,10 +44,9 @@ #define rmb() dsb() #define wmb() mb() #else -#include <asm/memory.h> -#define mb() do { if (arch_is_coherent()) dmb(); else barrier(); } while (0) -#define rmb() do { if (arch_is_coherent()) dmb(); else barrier(); } while (0) -#define wmb() do { if (arch_is_coherent()) dmb(); else barrier(); } while (0) +#define mb() barrier() +#define rmb() barrier() +#define wmb() barrier() #endif #ifndef CONFIG_SMP |