linux-kernel - Re: Speaker pops with max98357a on rk3399-gru-kevin since v5.7

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Message-ID: <CA+Px+wUhAHAx-qmAEWy_8Jy40NDTAHH-TNYtPtMfwocMHQ=AbA@mail.gmail.com>
Date:   Tue, 21 Jul 2020 19:46:56 +0800
From:   Tzung-Bi Shih <tzungbi@...gle.com>
To:     Alper Nebi Yasak <alpernebiyasak@...il.com>
Cc:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Heiko Stuebner <heiko@...ech.de>,
        ALSA development <alsa-devel@...a-project.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-rockchip@...ts.infradead.org
Subject: Re: Speaker pops with max98357a on rk3399-gru-kevin since v5.7

On Tue, Jul 21, 2020 at 6:40 AM Alper Nebi Yasak
<alpernebiyasak@...il.com> wrote:
>
> On 17/07/2020 05:27, Tzung-Bi Shih wrote:
> > I am not convinced the pop comes from 128f825aeab7.
>
> Maybe some pre-existing defect in rk3399_gru_sound got exposed by
> 128f825aeab7 or the machine driver needs some changes to complement
> that commit?

Hi, I got a rk3399-gru-kevin and can reproduce the issue.

Could you take a try on the proposed patch here
https://patchwork.kernel.org/patch/11675533/ to see if it fixes?