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| author | Catalin Marinas <catalin.marinas@arm.com> | 2007-02-05 14:48:08 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-02-08 15:49:40 +0100 |
| commit | 953233dc9958ba2b29753d0f24e37a33a076a5f6 (patch) | |
| tree | b9cc9ddc82722dc79a72a8c6f4977566ec2e0384 /arch/arm/mm/Kconfig | |
| parent | [ARM] Don't call consistent_sync() for DMA coherent memory (diff) | |
| download | linux-953233dc9958ba2b29753d0f24e37a33a076a5f6.tar.xz linux-953233dc9958ba2b29753d0f24e37a33a076a5f6.zip | |
[ARM] 4134/1: Add generic support for outer caches
The outer cache can be L2 as on RealView/EB MPCore platform or even L3
or further on ARMv7 cores. This patch adds the generic support for
flushing the outer cache in the DMA operations.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/Kconfig')
| -rw-r--r-- | arch/arm/mm/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index aade2f72c920..a84eed9f8542 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -609,3 +609,6 @@ config NEEDS_SYSCALL_FOR_CMPXCHG Forget about fast user space cmpxchg support. It is just not possible. +config OUTER_CACHE + bool + default n |