linux-kernel - Re: [PATCH v7 0/4] Add CS35L41 shared boost feature

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Date:   Thu, 23 Feb 2023 15:47:30 -0600
From:   David Rhodes <drhodes@...nsource.cirrus.com>
To:     Lucas Tanure <lucas.tanure@...labora.com>,
        David Rhodes <david.rhodes@...rus.com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        "Rob Herring" <robh+dt@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
CC:     <alsa-devel@...a-project.org>, <devicetree@...r.kernel.org>,
        <patches@...nsource.cirrus.com>, <linux-kernel@...r.kernel.org>,
        <kernel@...labora.com>
Subject: Re: [PATCH v7 0/4] Add CS35L41 shared boost feature

On 2/23/23 02:43, Lucas Tanure wrote:
> Valve's Steam Deck uses CS35L41 in shared boost mode, where both speakers
> share the boost circuit.
> Add this support in the shared lib, but for now, shared boost is not
> supported in HDA systems as would require BIOS changes.
> 
> Based on David Rhodes shared boost patches.
> 
> Also, fix boost config overwriting in IRQ found in the review and do a
> small refactor of the code.
> 
> Changes from V6:
>   - Fix TX/RX bits in passive amp

v7 works as intended on my Deck.

Reviewed-by: David Rhodes <david.rhodes@...rus.com>

Thanks,
David