On Friday, May 27, 2011 3:45 AM, Guennadi Liakhovetski wrote:
>
> It is now required, because the SDHI / TMIO driver is using
> dma_alloc_coherent() to allocate the DMA bounce buffer.
>
> Signed-off-by: Guennadi Liakhovetski <[email protected]>
> ---
> arch/arm/mach-shmobile/board-ag5evm.c | 6 ++++--
> arch/arm/mach-shmobile/board-ap4evb.c | 6 ++++--
> arch/arm/mach-shmobile/board-mackerel.c | 9 ++++++---
> 3 files changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm/mach-shmobile/board-ag5evm.c
> b/arch/arm/mach-shmobile/board-ag5evm.c
> index c95258c..a5a737c 100644
> --- a/arch/arm/mach-shmobile/board-ag5evm.c
> +++ b/arch/arm/mach-shmobile/board-ag5evm.c
> @@ -372,7 +372,8 @@ static struct platform_device sdhi0_device = {
> .num_resources = ARRAY_SIZE(sdhi0_resources),
> .resource = sdhi0_resources,
> .dev = {
> - .platform_data = &sdhi0_info,
> + .platform_data = &sdhi0_info,
> + .coherent_dma_mask = 0xffffffff,
I think these should all be
.coherent_dma_mask = DMA_BIT_MASK(32),
Also, don't you need the .dma_mask also?
Regards,
Hartley
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