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| author | Catalin Marinas <catalin.marinas@arm.com> | 2010-06-21 15:09:06 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-01 10:12:07 +0100 |
| commit | a5e9d38b226686c89fd78413456535d5b66e8b1f (patch) | |
| tree | 48a58b3a8630a8a436f3f4b57580ced6685ceaec | |
| parent | 980019d74e4b2428362b36a0506519d6d9460800 (diff) | |
| download | op-kernel-dev-a5e9d38b226686c89fd78413456535d5b66e8b1f.zip op-kernel-dev-a5e9d38b226686c89fd78413456535d5b66e8b1f.tar.gz | |
ARM: 6186/1: Avoid the CONSISTENT_DMA_SIZE warning on noMMU builds
This macro is not defined when !CONFIG_MMU so this patch moves the
CONSISTENT_* definitions to the CONFIG_MMU section.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mm/dma-mapping.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 13fa536..9e7742f 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -24,15 +24,6 @@ #include <asm/tlbflush.h> #include <asm/sizes.h> -/* Sanity check size */ -#if (CONSISTENT_DMA_SIZE % SZ_2M) -#error "CONSISTENT_DMA_SIZE must be multiple of 2MiB" -#endif - -#define CONSISTENT_OFFSET(x) (((unsigned long)(x) - CONSISTENT_BASE) >> PAGE_SHIFT) -#define CONSISTENT_PTE_INDEX(x) (((unsigned long)(x) - CONSISTENT_BASE) >> PGDIR_SHIFT) -#define NUM_CONSISTENT_PTES (CONSISTENT_DMA_SIZE >> PGDIR_SHIFT) - static u64 get_coherent_dma_mask(struct device *dev) { u64 mask = ISA_DMA_THRESHOLD; @@ -123,6 +114,15 @@ static void __dma_free_buffer(struct page *page, size_t size) } #ifdef CONFIG_MMU +/* Sanity check size */ +#if (CONSISTENT_DMA_SIZE % SZ_2M) +#error "CONSISTENT_DMA_SIZE must be multiple of 2MiB" +#endif + +#define CONSISTENT_OFFSET(x) (((unsigned long)(x) - CONSISTENT_BASE) >> PAGE_SHIFT) +#define CONSISTENT_PTE_INDEX(x) (((unsigned long)(x) - CONSISTENT_BASE) >> PGDIR_SHIFT) +#define NUM_CONSISTENT_PTES (CONSISTENT_DMA_SIZE >> PGDIR_SHIFT) + /* * These are the page tables (2MB each) covering uncached, DMA consistent allocations */ |
