linux-kernel - Re: [PATCH v3 0/4] Add support for jack detection to codec present in A64 SoC

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Message-ID: <CA+E=qVdq7AHYj1scKbyGmarSZ7u=vLMsQ63nDTDQBu2UaL=Xag@mail.gmail.com>
Date: Fri, 27 Dec 2024 15:58:44 -0800
From: Vasily Khoruzhick <anarsoul@...il.com>
To: Ondřej Jirman <megi@....cz>
Cc: linux-kernel@...r.kernel.org, Liam Girdwood <lgirdwood@...il.com>, 
	Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
	Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Samuel Holland <samuel@...lland.org>, Arnaud Ferraris <arnaud.ferraris@...labora.com>, 
	linux-sound@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH v3 0/4] Add support for jack detection to codec present in
 A64 SoC

On Sat, Mar 2, 2024 at 6:02 AM Ondřej Jirman <megi@....cz> wrote:
>
> From: Ondrej Jirman <megi@....cz>
>
> This series adds support for jack detection to this codec. I used
> and tested this on Pinephone. It works quite nicely. I tested it
> against Android headset mic button resistor specification.
>
> The patches are a rewritten and debugged version of the original
> ones from Arnaud Ferraris and Samuel Holland, improved to better
> handle headset button presses and with more robust plug-in/out
> event debouncing, and to use set_jack API instead of sniffing
> the sound card widget names, to detect the type of jack connector.
>
> Please take a look. :)
>
> v3:
> - removed all device-tree related code
>   (it's not necessary for core functionality, it only helps make the jack detect
>   functionality of the codec be usable from simple-sound-card driver, and I'll
>   send it spearately, because it will apparently need several more rounds
>   of review)

Hey Ondrej,

Has it ever materialized? As far as I can tell, this code has been
sitting dead due to missing dt-related code.

Regards,
Vasily

> v2:
> - use set_jack/get_jack_type
> - get rid of some custom poking inside card internals to figure
>   out what kind of jack port we should setup the codec for
> - read jack-type from OF as suggested here:
>   https://elixir.bootlin.com/linux/latest/source/sound/soc/soc-component.c#L288
> - add DT bindings
>
> Thank you very much,
>         Ondřej Jirman
>
> Arnaud Ferraris (2):
>   ASoC: sun50i-codec-analog: Enable jack detection on startup
>   ASoC: sun8i-codec: Implement jack and accessory detection
>
> Samuel Holland (2):
>   ASoC: sun50i-codec-analog: Move suspend/resume to set_bias_level
>   ASoC: sun8i-codec: Enable bus clock at STANDBY and higher bias
>
>  sound/soc/sunxi/sun50i-codec-analog.c |  73 +++++-
>  sound/soc/sunxi/sun8i-codec.c         | 346 +++++++++++++++++++++++++-
>  2 files changed, 399 insertions(+), 20 deletions(-)
>
> --
> 2.44.0
>
>