linux-kernel - Re: [BUG] Rockchip SPI: Runtime PM usage count underflow!

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Message-Id: <D3JZ0ZQ0BF6A.1J4UHWMDS3JWJ@cknow.org>
Date: Mon, 19 Aug 2024 16:51:21 +0200
From: "Diederik de Haas" <didi.debian@...ow.org>
To: "Vicente Bergas" <vicencb@...il.com>
Cc: "Huang-Huang Bao" <i@....me>, "Rockchip SoC..."
 <linux-rockchip@...ts.infradead.org>, <linux-spi@...r.kernel.org>, "Heiko
 Stuebner" <heiko@...ech.de>, "Linus Walleij" <linus.walleij@...aro.org>,
 "Sasha Levin" <sashal@...nel.org>, "linux-arm-kernel"
 <linux-arm-kernel@...ts.infradead.org>, "Linux Kernel Mailing List"
 <linux-kernel@...r.kernel.org>, "Mark Brown" <broonie@...nel.org>
Subject: Re: [BUG] Rockchip SPI: Runtime PM usage count underflow!

On Mon Aug 19, 2024 at 4:37 PM CEST, Vicente Bergas wrote:
> On Mon, Aug 19, 2024 at 3:33 PM Diederik de Haas <didi.debian@...ow.org> wrote:
> > On Mon Aug 19, 2024 at 3:14 PM CEST, Vicente Bergas wrote:
> > > On Mon, Aug 19, 2024 at 2:49 PM Vicente Bergas <vicencb@...il.com> wrote:
> > > > Added:
> > > > Huang-Huang Bao <i@....me>
> > > > Linus Walleij <linus.walleij@...aro.org>
> > > > Sasha Levin <sashal@...nel.org>
> > > >
> > > > The first offending commit is:
> > > > 29d8101fb9442544077e68e27839a1979f85633d pinctrl: rockchip: fix pinmux
> > > > bits for RK3328 GPIO2-B pins
> > > >
> > > > I've also tested 6.10.6 with it reverted (and
> > > > 456447ff1fe3c28e2fd7b57a79650f62245c6428 and
> > > > 7127c68c76f120367b9a5053f524df0b603d4a48 as dependencies) and SPI
> > > > works fine.
> > >
> > > Sorry for the noise:
> > > reverting only 29d8101fb9442544077e68e27839a1979f85633d makes it work on 6.10.6.
> > > Ignore what i said about 456447ff1fe3c28e2fd7b57a79650f62245c6428 and
> > > 7127c68c76f120367b9a5053f524df0b603d4a48.
> >
> > Please try if unreverting that commit and adding the following:
> > https://lore.kernel.org/linux-rockchip/20240709105428.1176375-1-i@eh5.me/
> >
> > fixes the issue as well.
>
> I confirm that 6.10.6 without any reverts plus
> 20240709105428.1176375-1-i@....me also fixes the issue.

It would be great if that patch got accepted to fix the breakage,
including on a number of stable kernel versions.

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