linux-kernel - Re: [PATCH v3 2/3] ASoC: simple-card-utils: create jack inputs for aux

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Date:   Fri, 27 Jan 2023 12:19:50 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Astrid Rost <astrid.rost@...s.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, kernel@...s.com,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] ASoC: simple-card-utils: create jack inputs for
 aux_devs

On Mon, Jan 23, 2023 at 02:59:12PM +0100, Astrid Rost wrote:
> Add a generic way to create jack inputs for auxiliary jack detection
> drivers (e.g. via i2c, spi), which are not part of any real codec.
> The simple-card can be used as combining card driver to add the jacks,
> no new one is required.
> 
> Create a jack (for input-events) for jack devices in the auxiliary
> device list (aux_devs). A device which returns a valid value on
> get_jack_type counts as jack device; set_jack is required
> to add the jack to the device.
> 
> Signed-off-by: Astrid Rost <astrid.rost@...s.com>
> ---
>  include/sound/simple_card_utils.h     |  3 ++
>  sound/soc/generic/simple-card-utils.c | 49 +++++++++++++++++++++++++++
>  sound/soc/generic/simple-card.c       |  4 +++
>  3 files changed, 56 insertions(+)

Given that everyone is really supposed to be using the
audio-graph cards for new systems this should be hooked up there
too.

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