linux-kernel - Re: [PATCH 5/5] ASoC: rsnd: dma: use extended audio dmac registers when available

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Message-ID: <51be4cda-aa39-ce95-e7ef-404d9b02f188@mentor.com>
Date:   Wed, 13 Mar 2019 15:36:49 +0900
From:   Jiada Wang <jiada_wang@...tor.com>
To:     Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
CC:     <horms@...ge.net.au>, <magnus.damm@...il.com>,
        <robh+dt@...nel.org>, <mark.rutland@....com>,
        <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <geert@...ux-m68k.org>,
        <linux-renesas-soc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <alsa-devel@...a-project.org>
Subject: Re: [PATCH 5/5] ASoC: rsnd: dma: use extended audio dmac registers
 when available

Hi Morimoto-san

On 2019/03/13 15:33, Kuninori Morimoto wrote:
> 
> Hi Jiada
> 
>>> Some of SoCs have both basic and extended dmac registers set
>>> basic set only supports busif0 ~ busif3, in order to use
>>> busif4 ~ busif7, extended audio dmac registers need to be used.
>>>
>>> This patch changes to use extended dmac registers set when it is
>>> available in device-tree.
>>>
>>> Signed-off-by: Jiada Wang <jiada_wang@...tor.com>
>>> ---
>>
>> 1st of all, if you want to post this kind of patch-set,
>> you *should* post driver side patch 1st, and if it was accepted,
>> you need to post SoC side patch. Then, you need to indicate
>> to SoC maintainer which branch/commit should be based.
>> Otherwise, it will 100% breaks git-bisect.
> 
> Grr, orz
> my head was 100% broken.
> This time, your patch doesn't breaks git-bisect.
> I'm so sorry.
> 
right, no problem.
anyway, keep driver change before dts change,
is always a good practice

Thanks,
Jiada
> Best regards
> ---
> Kuninori Morimoto
>