Re: [PATCH V4 0/5] Add generic DMA DT binding support

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Hi Vinod,

On Tue, Feb 12, 2013 at 8:19 PM, Vinod Koul <vinod.koul@xxxxxxxxx> wrote:
> On Mon, Feb 11, 2013 at 02:08:20PM +0530, Padmavathi Venna wrote:
>
> This looks fine, I have only question. The code seems to assume that pl330 dma
> controller always uses DT. But I dont see that as dependency for pl330.
>
> Something tells me withot OF the driver may not build, have you checked it?
>
>> This patch set adds support for generic dma device tree bindings for
>> Samsung platforms and is dependent on the following patches from
>> Vinod Koul next branch
>> 1)of: Add generic device tree DMA helpers
>> 2)dmaengine: add helper function to request a slave DMA channel
>>
>> This patch set is made based Mark Brown next branch
> Is this targetted for ASoC tree, if so why? It would fail to build if applied
> there

I have done this for my testing purpose (I expected all will directly
apply in your branch). But 3rd patch is not applied directly. I will
resend the patches after re-basing on your tree. 5th patch has to go
in ASoC tree because it has dependency on "ARM: SAMSUNG: Make dma
request compatible to generic dma bindings" which is there in ASoC
tree.

Hi Mark,

Can you please take the 5th patch in your tree(if there is no issue)
or should I resend it as a separate patch?

>
> --
> ~Vinod
>>
>> Padmavathi Venna (5):
>>   DMA: PL330: Add new pl330 filter for DT case.
>>   DMA: PL330: Add xlate function
>>   DMA: PL330: Register the DMA controller with the generic DMA helpers
>>   ARM: dts: pl330: Add #dma-cells for generic dma binding support
>>   ARM: SAMSUNG: dma: Remove unnecessary code
>>
>>  .../devicetree/bindings/dma/arm-pl330.txt          |   21 +++++--
>>  arch/arm/boot/dts/exynos5250.dtsi                  |   12 ++++
>>  arch/arm/mach-s3c24xx/include/mach/dma.h           |    1 -
>>  arch/arm/mach-s3c64xx/include/mach/dma.h           |    1 -
>>  arch/arm/plat-samsung/dma-ops.c                    |   10 +---
>>  arch/arm/plat-samsung/include/plat/dma-ops.h       |    1 -
>>  arch/arm/plat-samsung/include/plat/dma-pl330.h     |    1 -
>>  drivers/dma/pl330.c                                |   64 +++++++++++++++----
>>  8 files changed, 79 insertions(+), 32 deletions(-)
>>
>> --
>> 1.7.4.4
>>
Thanks
Padma
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