linux-kernel - Re: [PATCH v2] arm64: defconfig: Enable HDA INTEL config for ARM64

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Message-ID: <ec440deb-2970-69b8-e54d-6519c95875a8@linaro.org>
Date:   Wed, 18 Jan 2023 13:36:02 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Mohan Kumar D <mkumard@...dia.com>, catalin.marinas@....com,
        will@...nel.org, dmitry.baryshkov@...aro.org, shawnguo@...nel.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        treding@...dia.com, jonathanh@...dia.com
Subject: Re: [PATCH v2] arm64: defconfig: Enable HDA INTEL config for ARM64

On 18/01/2023 12:46, Mohan Kumar D wrote:
> 
> On 18-01-2023 13:04, Krzysztof Kozlowski wrote:
>> External email: Use caution opening links or attachments
>>
>>
>> On 17/01/2023 19:16, Mohan Kumar wrote:
>>> Enable CONFIG_SND_HDA_INTEL for NVIDIA PCI based graphics sound card for
>>> ARM64 based platforms as Intel PCI driver was used for registering the
>>> sound card.
>> It's not a part of SoC, not a common device used during debugging or
>> development, so I don't think it is reasonable to enable it. We do not
>> enable driver just because someone uses them. Otherwise please clarify
>> which board has this device embedded (not pluggable by user, but embedded).
> This change is required for enabling HDA sound registration for Nvidia 
> discrete GPU cards based on PCI and pluggable to Nvidia Jetson Platforms.

You can plug anything to PCI slot and we do not enable every such PCI
adapter.

Best regards,
Krzysztof