Re: [PATCH v2] dmaengine: pl330: make platform data optional

From: Jassi Brar
Date: Tue Jul 26 2011 - 00:40:09 EST


On Tue, Jul 26, 2011 at 2:35 AM, Rob Herring <robherring2@xxxxxxxxx> wrote:
> From: Rob Herring <rob.herring@xxxxxxxxxxx>
>
> The pl330 needs platform data for describing peripheral connections, but
> some platforms may only support memory to memory dma channels. In this
> case, we can probe for how many channels there are and don't need the
> platform data.
>
> As memcpy requests don't need channel private data to hold peripheral
> info, allow private data to be NULL in this case.
>
> Signed-off-by: Rob Herring <rob.herring@xxxxxxxxxxx>
> Cc: Jassi Brar <jassisinghbrar@xxxxxxxxx>
> Cc: Vinod Koul <vkoul@xxxxxxxxxxxxx>
> Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
>
> ---
> Vinod, Can you apply this updated version instead?
>
> v2:
> Â- Added null ptr check
>
> Âdrivers/dma/pl330.c | Â 64 ++++++++++++++++++++++++++++----------------------
> Â1 files changed, 36 insertions(+), 28 deletions(-)

Acked-by: Jassi Brar <jassisinghbrar@xxxxxxxxx>
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