linux-kernel - Re: [PATCH] ALSA: hda/intel: Add quirk for TongFang devices with pop noise

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Date:   Wed, 11 May 2022 15:41:03 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Werner Sembach <wse@...edocomputers.com>
Cc:     perex@...ex.cz, tiwai@...e.com, kai.vehmanen@...ux.intel.com,
        pierre-louis.bossart@...ux.intel.com, imre.deak@...el.com,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ALSA: hda/intel: Add quirk for TongFang devices with pop noise

On Wed, 11 May 2022 15:38:28 +0200,
Werner Sembach wrote:
> 
> When audio stops playing and sometimes when it starts playing, there is an
> audible "pop" noise when using headphones on most Tongfang GMxMxxx,
> GKxNxxx, GMxZxxx, GMxTxxx, and GMxAxxx devices.
> 
> Disabling power saving for the Realtek codec fixes this noise. Presumably
> it is triggered on some power event in the audio circuit.
> 
> Signed-off-by: Werner Sembach <wse@...edocomputers.com>
> Cc: stable@...r.kernel.org

Usually this denylist is a last resort if any other methods never
helped.  Is it the case?


thanks,

Takashi