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| author | Arnd Bergmann <arnd@arndb.de> | 2011-10-31 14:23:28 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-10-31 14:23:28 +0100 |
| commit | 929f58aeeb46f964d9468ce1addd993f5d92b11d (patch) | |
| tree | 95355731bd4d21d221cdc2a5ab073244ff76db65 /arch/arm/include/asm/dma-mapping.h | |
| parent | fcd467137ea2da46ffe5cbfdb42e8a2b35f13dad (diff) | |
| parent | a26bce1220a4c5a7a074a779e6aad3cae63a94f7 (diff) | |
Merge branch 'depends/rmk/devel-stable' into imx/imx6q
Diffstat (limited to 'arch/arm/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 7a21d0bf7134..7f27fab9d404 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -205,6 +205,13 @@ extern void *dma_alloc_writecombine(struct device *, size_t, dma_addr_t *, int dma_mmap_writecombine(struct device *, struct vm_area_struct *, void *, dma_addr_t, size_t); +/* + * This can be called during boot to increase the size of the consistent + * DMA region above it's default value of 2MB. It must be called before the + * memory allocator is initialised, i.e. before any core_initcall. + */ +extern void __init init_consistent_dma_size(unsigned long size); + #ifdef CONFIG_DMABOUNCE /* |