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Date:   Wed, 30 Mar 2022 09:56:01 +0100
From:   Paul Cercueil <paul@crapouillou.net>
Subject: Re: kernel 5.16.12 and above broke yoga c930 sound and mic
To:     Joshua Freedman <freedman.joshua@gmail.com>
Cc:     lis8215@gmail.com, stable@vger.kernel.org, sboyd@kernel.org,
        gregkh@linuxfoundation.org
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Hi Joshua,

Le mer., mars 30 2022 at 03:34:34 -0400, Joshua Freedman=20
<freedman.joshua@gmail.com> a =E9crit :
> Hi, I noticed my audio and mic stopped working on my yoga c930 on=20
> 5.16.12 and newer. 5.16.11 was ok.   On 5.16.12 and above I get a=20
> dummy output and no mic.
>=20
> Anything we can do about that?  Thanks.
>=20
> I'm not a git guy so I just looked at the changlogs and this was the=20
> only audio one in 5.16.12.  I could be wrong in the ID though.

This commit changes the clocks on the JZ4725B SoC, there is just no way=20
for it to be the cause of your problem.

Cheers,
-Paul

> commit 6b0d719ffed1c21c1a2e473301fd95f78cd35c9e
> Author: Siarhei Volkau <lis8215@gmail.com>
> Date:   Sat Feb 5 20:18:49 2022 +0300
>=20
>     clk: jz4725b: fix mmc0 clock gating
>=20
>     commit 2f0754f27a230fee6e6d753f07585cee03bedfe3 upstream.
>=20
>     The mmc0 clock gate bit was mistakenly assigned to "i2s" clock.
>     You can find that the same bit is assigned to "mmc0" too.
>     It leads to mmc0 hang for a long time after any sound activity
>     also it  prevented PM_SLEEP to work properly.
>     I guess it was introduced by copy-paste from jz4740 driver
>     where it is really controls I2S clock gate.
>=20
>     Fixes: 226dfa4726eb ("clk: Add Ingenic jz4725b CGU driver")
>     Signed-off-by: Siarhei Volkau <lis8215@gmail.com>
>     Tested-by: Siarhei Volkau <lis8215@gmail.com>
>     Reviewed-by: Paul Cercueil <paul@crapouillou.net>
>     Cc: stable@vger.kernel.org
>     Link:=20
> https://lore.kernel.org/r/20220205171849.687805-2-lis8215@gmail.com
>     Signed-off-by: Stephen Boyd <sboyd@kernel.org>
>     Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>=20
>=20
> --
>=20
>=20
> Joshua Freedman
>=20
> President
>=20
> P: +19168060052
>=20
> 49 Sample BR RD
>=20
> Mechanicsburg, PA 17050-2386
>=20
> Fix & Flip Rehab Financing <31 Unit
>=20
>=20
>=20
>=20
> PGPKEY
>=20