[PATCH] ARM: i.mx35 increase dma consistent region size

From: Alex Gershgorin
Date: Wed Apr 11 2012 - 14:08:49 EST


The default size of the consistent DMA region is 2MB
without this patch, attempt to allocate more than 2MB
is causing allocation failure

Signed-off-by: Alex Gershgorin <alexg@xxxxxxxxxxxxxx>
---
arch/arm/mach-imx/mm-imx3.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 7412738..a2c0c7d 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -201,6 +201,7 @@ static struct map_desc mx35_io_desc[] __initdata = {
void __init mx35_map_io(void)
{
iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc));
+ init_consistent_dma_size(SZ_8M);
}

void __init imx35_init_early(void)
--
1.7.0.4

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