linux-kernel - Re: [PATCH 2/2] soc: sprd: Add Spreadtrum multi-channel data transfer support

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Date:   Mon, 22 Apr 2019 10:30:46 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Orson Zhai <orsonzhai@...il.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        DTML <devicetree@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] soc: sprd: Add Spreadtrum multi-channel data transfer support

Hi Mark,

On Fri, 19 Apr 2019 at 22:50, Mark Brown <broonie@...nel.org> wrote:
>
> On Fri, Apr 19, 2019 at 06:54:32PM +0800, Baolin Wang wrote:
> > On Spreadtrum platform, the audio subsystem will use the multi-channel
> > data transfer controller to transfer sound stream between audio subsystem
> > and other AP/CP subsystem.
> >
> > It can support 10 DAC channel and 10 ADC channel, and each channel has
> > 512 bytes depth data fifo. Moreover each channel can be used DMA mode
> > or interrupt mode to transfer data.
>
> Acked-by: Mark Brown <broonie@...nel.org>

Thanks for your reviewing.

>
> However if there's no non-audio users of this DSP then it's probably
> better to just move the driver into sound/soc.

Yes, only audio will use this driver. OK, I will move it into
sound/soc if no other objections. Thanks.

-- 
Baolin Wang
Best Regards