linux-kernel - Re: [PATCH 00/26] ALSA: hda: cirrus: Add initial DSP support and firmware loading

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Message-ID: <YmljEm6jUr3Odsv9@sirena.org.uk>
Date:   Wed, 27 Apr 2022 16:36:50 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Vitaly Rodionov <vitalyr@...nsource.cirrus.com>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        alsa-devel@...a-project.org, patches@...nsource.cirrus.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/26] ALSA: hda: cirrus: Add initial DSP support and
 firmware loading

On Wed, Apr 27, 2022 at 04:06:54PM +0100, Vitaly Rodionov wrote:
> The CS35L41 Amplifier contains a DSP, capable of running firmware.
> The firmware can run algorithms such as Speaker Protection, to ensure
> that playback at high gains do not harm the speakers.
> Adding support for CS35L41 firmware into the CS35L41 HDA driver also
> allows us to support several extra features, such as hiberation 
> and interrupts.

There's a bunch of changes for this driver in the ASoC tree, it looks
like the bits that touch ASoC will need basing off those.

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