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| author | Jon Medhurst <tixy@yxit.co.uk> | 2011-08-04 15:41:42 +0100 |
|---|---|---|
| committer | Jon Medhurst <tixy@yxit.co.uk> | 2011-08-22 12:00:11 +0000 |
| commit | d70a5969e9d52ef1c0e19a1b154785f8e1acba29 (patch) | |
| tree | 9f388541062ce5d9f8fdebe048e8499981d622d6 | |
| parent | fd24f903182b3f2cda39d95574e45aa8983e5770 (diff) | |
| download | kernel_samsung_smdk4412-d70a5969e9d52ef1c0e19a1b154785f8e1acba29.zip kernel_samsung_smdk4412-d70a5969e9d52ef1c0e19a1b154785f8e1acba29.tar.gz kernel_samsung_smdk4412-d70a5969e9d52ef1c0e19a1b154785f8e1acba29.tar.bz2 | |
ARM: mach-u300: Setup consistent dma size at boot time
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
| -rw-r--r-- | arch/arm/mach-u300/core.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-u300/include/mach/memory.h | 5 |
2 files changed, 3 insertions, 5 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index 399c89f..376b6df 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -25,6 +25,7 @@ #include <linux/err.h> #include <linux/mtd/nand.h> #include <linux/mtd/fsmc.h> +#include <linux/dma-mapping.h> #include <asm/types.h> #include <asm/setup.h> @@ -92,6 +93,8 @@ static struct map_desc u300_io_desc[] __initdata = { void __init u300_map_io(void) { iotable_init(u300_io_desc, ARRAY_SIZE(u300_io_desc)); + /* We enable a real big DMA buffer if need be. */ + init_consistent_dma_size(SZ_4M); } /* diff --git a/arch/arm/mach-u300/include/mach/memory.h b/arch/arm/mach-u300/include/mach/memory.h index 888e2e3..38741da 100644 --- a/arch/arm/mach-u300/include/mach/memory.h +++ b/arch/arm/mach-u300/include/mach/memory.h @@ -34,9 +34,4 @@ (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100) #endif -/* - * We enable a real big DMA buffer if need be. - */ -#define CONSISTENT_DMA_SIZE SZ_4M - #endif |