linux-kernel - Re: (subset) [PATCH 00/10] Add APSS RSC to Cluster power domain

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Date:   Mon, 25 Apr 2022 22:26:42 +0530
From:   Amit Pundir <amit.pundir@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     ulf.hansson@...aro.org, Maulik Shah <quic_mkshah@...cinc.com>,
        quic_rjendra@...cinc.com, daniel.lezcano@...aro.org,
        rafael@...nel.org, linux-pm@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: (subset) [PATCH 00/10] Add APSS RSC to Cluster power domain

On Tue, 29 Mar 2022 at 15:25, Amit Pundir <amit.pundir@...aro.org> wrote:
>
> On Tue, 1 Feb 2022 at 10:52, Bjorn Andersson <bjorn.andersson@...aro.org> wrote:
> >
> > On Sun, 9 Jan 2022 22:54:57 +0530, Maulik Shah wrote:
> > > This series patches 1 to 4 adds/corrects the cpuidle states/
> > > apps_rsc TCS configuration to make it same as downstream kernel.
> > >
> > > The patches 5, 6 and 7 adds apps_rsc device to cluster power domain such
> > > that when cluster is going to power down the cluster pre off notification
> > > will program the 'sleep' and 'wake' votes in SLEEP TCS and WAKE TCSes.
> > >
> > > [...]
> >
> > Applied, thanks!
> >
> > [01/10] arm64: dts: qcom: sm8150: Correct TCS configuration for apps rsc
> >         commit: 17ac8af678b6da6a8f1df7da8ebf2c5198741827
> > [02/10] arm64: dts: qcom: sm8250: Add cpuidle states
> >         commit: 32bc936d732171d48c9c8f96c4fa25ac3ed7e1c7
>
> Hi, These patches landed upstream and I see a boot regression on RB5
> with this sm8250 patch:
>
> [    T1] vreg_l11c_3p3: failed to enable: -ETIMEDOUT
> [    T1] qcom-rpmh-regulator 18200000.rsc:pm8150l-rpmh-regulators:
> ldo11: devm_regulator_register() failed, ret=-110
> [    T1] qcom-rpmh-regulator: probe of
> 18200000.rsc:pm8150l-rpmh-regulators failed with error -110
>
> Doesn't regress everytime but It is fairly reproducible. RB5 fails to
> boot on every alternate reboot or so. But the device boots everytime
> if I revert this patch.

Hi, I'm still waiting on a resolution/fix for this. I'm happy to test
or run any debug patches, if it would help narrow the issue down.
Fwiw, this is the defconfig I'm using
https://git.linaro.org/people/amit.pundir/linux.git/plain/arch/arm64/configs/rbX_aosp_defconfig?h=rb5-rpmh-regression

Regards,
Amit Pundir

>
> > [03/10] arm64: dts: qcom: sm8350: Correct TCS configuration for apps rsc
> >         commit: a131255e4ad1ef8d4873ecba21561ba272b2547a
> > [04/10] arm64: dts: qcom: sm8450: Update cpuidle states parameters
> >         commit: 6574702b0d394d2acc9ff808c4a79df8b9999173
> >
> > Best regards,
> > --
> > Bjorn Andersson <bjorn.andersson@...aro.org>