linux-kernel - Re: [PATCH 7/7] ASoC: dt-bindings: mediatek,mt79xx-afe: add audio afe document

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Message-ID: <d6289232-6276-a2d3-c059-1edcef6a1b6f@kernel.org>
Date:   Wed, 14 Jun 2023 08:34:47 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Maso Huang (黃加竹) 
        <Maso.Huang@...iatek.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        Trevor Wu (吳文良) <Trevor.Wu@...iatek.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Allen-KH Cheng (程冠勳) 
        <Allen-KH.Cheng@...iatek.com>,
        "renzhijie2@...wei.com" <renzhijie2@...wei.com>,
        "tiwai@...e.com" <tiwai@...e.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "arnd@...db.de" <arnd@...db.de>, "perex@...ex.cz" <perex@...ex.cz>,
        "angelogioacchino.delregno@...labora.com" 
        <angelogioacchino.delregno@...labora.com>,
        Jiaxin Yu (俞家鑫) <Jiaxin.Yu@...iatek.com>
Subject: Re: [PATCH 7/7] ASoC: dt-bindings: mediatek,mt79xx-afe: add audio afe
 document

On 14/06/2023 05:17, Maso Huang (黃加竹) wrote:
> On Tue, 2023-06-13 at 10:51 +0200, Krzysztof Kozlowski wrote:
>>  	 
>> External email : Please do not click links or open attachments until
>> you have verified the sender or the content.
>>  
>> On 12/06/2023 12:52, Maso Hunag wrote:
>>> From: Maso Huang <maso.huang@...iatek.com>
>>>
>>> Add mt79xx audio afe document.
>>
>> Please use scripts/get_maintainers.pl to get a list of necessary
>> people
>> and lists to CC.  It might happen, that command when run on an older
>> kernel, gives you outdated entries.  Therefore please be sure you
>> base
>> your patches on recent Linux kernel.
>>
> 
> Hi Krzysztif, 
> 
> Thanks for your review. And sorry for missing some necessary
> maintainers.
> What's your suggestion, resend these patches again with them, or add
> them back in v2 patch?


You need to fix the patch anyway, so use get_maintainers.pl in v2. I
don't understand why you Cc here many unrelated people but not the
actual maintainers which get_maintainers.pl asks you to Cc!

> 
>>>
>>> Signed-off-by: Maso Huang <maso.huang@...iatek.com>
>>> ---
>>>  .../bindings/sound/mediatek,mt79xx-afe.yaml   | 102
>> ++++++++++++++++++
>>>  1 file changed, 102 insertions(+)
>>>  create mode 100644
>> Documentation/devicetree/bindings/sound/mediatek,mt79xx-afe.yaml
>>>
>>> diff --git
>> a/Documentation/devicetree/bindings/sound/mediatek,mt79xx-afe.yaml
>> b/Documentation/devicetree/bindings/sound/mediatek,mt79xx-afe.yaml
>>> new file mode 100644
>>> index 000000000000..11ef1cfdf49b
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt79xx-
>> afe.yaml
>>> @@ -0,0 +1,102 @@
>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>> +%YAML 1.2
>>> +---
>>> +$id: http://devicetree.org/schemas/sound/mediatek,mt79xx-afe.yaml#
>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>> +
>>> +title: MediaTek AFE PCM controller for MT79xx
>>
>> 79XX sounds weird. Are you sure you are not using wildcards (which
>> are
>> not allowed)?
>>
> 
> We would like to use mt79xx for mt7986/mt7981/mt7988 series.
> Or is it better to just use mt7986 for this series?

You cannot use wildcard. Get some internal review of your patches prior
to submission to mailing list.

https://elixir.bootlin.com/linux/v6.1-rc1/source/Documentation/devicetree/bindings/writing-bindings.rst

> 
>>> +
>>> +maintainers:
>>> +  - Maso Huang <maso.huang@...iatek.com>
>>> +
>>> +properties:
>>> +  compatible:
>>> +    oneOf:
>>> +      - const: mediatek,mt79xx-afe
>>> +      - items:
>>> +          - enum:
>>> +              - mediatek,mt7981-afe
>>> +              - mediatek,mt7986-afe
>>> +              - mediatek,mt7988-afe
>>> +          - const: mediatek,mt79xx-afe
>>
>> I already saw AFE, why it cannot be part of existing bindings?

Can you answer this?

>>
>> This list is odd. 79xx, 7981? So it is wildcard?
>>
> 
> Yes, it is wildcard for mt7986/mt7981/mt7988 series.
> Is it better to just use mt7986 for this series? 

No wildcards.


Best regards,
Krzysztof