Re: [PATCH v4] spi: qup: Add DMA capabilities

From: Ivan T. Ivanov
Date: Fri Mar 06 2015 - 09:38:33 EST



On Wed, 2015-03-04 at 12:02 +0200, Stanimir Varbanov wrote:
> From: Andy Gross <agross@xxxxxxxxxxxxxx>
>
> This patch adds DMA capabilities to the spi-qup driver. If DMA channels are
> present, the QUP will use DMA instead of block mode for transfers to/from SPI
> peripherals for transactions larger than the length of a block.
>
> Signed-off-by: Andy Gross <agross@xxxxxxxxxxxxxx>
> Signed-off-by: Stanimir Varbanov varbanov@xxxxxxxxxx>

Reviewed-by: Ivan T. Ivanov <iivanov@xxxxxxxxxx>

Tested on top of Archit's DMA patch[1].

Thanks,
Ivan

[1] https://lkml.org/lkml/2015/1/22/52

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