diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-11-29 11:50:22 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-11-29 11:50:22 +0100 |
| commit | b9c78022b0e65cdca2541be658f0e74138e92ffe (patch) | |
| tree | e23644c81ea8218b6852645a392e68f98c9775b9 /arch/arm/mach-s3c2410 | |
| parent | [ARM] Remove unnecessary mach/hardware.h includes in arch/arm/mm (diff) | |
| download | linux-b9c78022b0e65cdca2541be658f0e74138e92ffe.tar.xz linux-b9c78022b0e65cdca2541be658f0e74138e92ffe.zip | |
[ARM] move MAX_DMA_ADDRESS to mach/memory.h
Move the definition of MAX_DMA_ADDRESS from mach/dma.h to mach/memory.h,
thereby placing it along side its relative, ISA_DMA_THRESHOLD.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-s3c2410')
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/dma.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/memory.h | 8 |
2 files changed, 8 insertions, 5 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/dma.h b/arch/arm/mach-s3c2410/include/mach/dma.h index 891b53cd69b8..7cbea7b82b57 100644 --- a/arch/arm/mach-s3c2410/include/mach/dma.h +++ b/arch/arm/mach-s3c2410/include/mach/dma.h @@ -16,11 +16,6 @@ #include <linux/sysdev.h> #include <mach/hardware.h> -/* - * This is the maximum DMA address(physical address) that can be DMAd to. - * - */ -#define MAX_DMA_ADDRESS 0x40000000 #define MAX_DMA_TRANSFER_SIZE 0x100000 /* Data Unit is half word */ /* We use `virtual` dma channels to hide the fact we have only a limited diff --git a/arch/arm/mach-s3c2410/include/mach/memory.h b/arch/arm/mach-s3c2410/include/mach/memory.h index 6f1e5871ae4b..2246966bbbe4 100644 --- a/arch/arm/mach-s3c2410/include/mach/memory.h +++ b/arch/arm/mach-s3c2410/include/mach/memory.h @@ -13,4 +13,12 @@ #define PHYS_OFFSET UL(0x30000000) +/* + * This is the maximum DMA address(physical address) that can be DMAd to. + * Err, no, this is a virtual address. And you must set ISA_DMA_THRESHOLD + * and setup a DMA zone if this restricts the amount of RAM which is + * capable of DMA. + */ +#define MAX_DMA_ADDRESS 0x40000000 + #endif |