linux-kernel - Re: [PATCH v1 07/20] ASoC: tegra20: spdif: Set FIFO trigger level

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Date:   Thu, 25 Nov 2021 13:18:15 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Takashi Iwai <tiwai@...e.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Liam Girdwood <lgirdwood@...il.com>,
        Agneli <poczt@...tonmail.ch>, Rob Herring <robh+dt@...nel.org>,
        linux-tegra@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v1 07/20] ASoC: tegra20: spdif: Set FIFO trigger level

On Thu, Nov 25, 2021 at 03:53:52PM +0300, Dmitry Osipenko wrote:
> 25.11.2021 15:28, Mark Brown пишет:
> > On Thu, Nov 25, 2021 at 03:04:35PM +0300, Dmitry Osipenko wrote:

> >> This driver never worked before this patchset, hence there is nothing to
> >> backport, this is explained in the cover letter. But in general you're
> >> correct.

> > That's not going to stop the stable people backporting things, and I'd
> > guess it might've worked at some point on some systems - I'm not seeing
> > anything that jumps out as making the driver completely unworkable in
> > your patches.

> I can change commit message with the "fix" word removed, this should
> prevent patch from backporting.

I wouldn't count on it TBH.  In any case, definitely no need to resend
for this alone.

> This driver never worked in mainline because S/PDIF device was never
> created, thus driver was never bound. Driver doesn't work properly
> without this patch. Nobody used this driver as-is before this patchset.

Someone might've been using it with an out of tree board file, I guess
on an older stable at this point.

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