Re: [PATCH 0/2] ASoC: qcom: Limit Digital gains on speaker

From: Greg Kroah-Hartman
Date: Mon Dec 11 2023 - 07:45:21 EST


On Mon, Dec 11, 2023 at 09:08:03AM +0100, Johan Hovold wrote:
> Hi Greg and Sasha,
>
> On Mon, Dec 04, 2023 at 12:47:34PM +0000, srinivas.kandagatla@xxxxxxxxxx wrote:
> > From: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> >
> > Limit the speaker digital gains to 0dB so that the users will not damage them.
> > Currently there is a limit in UCM, but this does not stop the user form
> > changing the digital gains from command line. So limit this in driver
> > which makes the speakers more safer without active speaker protection in
> > place.
> >
> > Apart from this there is also a range check fix in snd_soc_limit_volume
> > to allow setting this limit correctly.
> >
> > Tested on Lenovo X13s.
> >
> > Srinivas Kandagatla (2):
> > ASoC: ops: add correct range check for limiting volume
> > ASoC: qcom: sc8280xp: Limit speaker digital volumes
>
> These were unfortunately not marked for stable, but could you pick them
> up for 6.6?
>
> The upstream commits are:
>
> fb9ad2448508 ("ASoC: ops: add correct range check for limiting volume")
> 716d4e5373e9 ("ASoC: qcom: sc8280xp: Limit speaker digital volumes")

Now queued up, thanks.

greg k-h