linux-kernel - Re: [PATCH RESEND 3/4] ASoC: wm8962: Don't report a microphone if it's shorted to ground on plug

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Message-ID: <aV0V9ziI+PUqh4dh@opensource.cirrus.com>
Date: Tue, 6 Jan 2026 14:02:31 +0000
From: Charles Keepax <ckeepax@...nsource.cirrus.com>
To: sebastian.krzyszkowiak@...i.sm
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        patches@...nsource.cirrus.com, linux-sound@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...i.sm
Subject: Re: [PATCH RESEND 3/4] ASoC: wm8962: Don't report a microphone if
 it's shorted to ground on plug

On Mon, Jan 05, 2026 at 04:02:10AM +0100, Sebastian Krzyszkowiak via B4 Relay wrote:
> From: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
> 
> This usually means that a TRS plug with no microphone pin has been plugged
> into a TRRS socket. Cases where a user is plugging in a microphone while
> pressing a button will be handled via incoming interrupt after the user
> releases the button, so the microphone will still be detected once it
> becomes usable.
> 
> Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
> ---

Reviewed-by: Charles Keepax <ckeepax@...nsource.cirrus.com>

Thanks,
Charles