From: Niklas Cassel <niklas.cassel@linaro.org>
To: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Cc: Amit Kucheria <amit.kucheria@linaro.org>,
lkml <linux-kernel@vger.kernel.org>,
MSM <linux-arm-msm@vger.kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Andy Gross <agross@kernel.org>,
Marc Gonzalez <marc.w.gonzalez@free.fr>,
Sibi Sankar <sibis@codeaurora.org>,
daniel.lezcano@linaro.org, David Brown <david.brown@linaro.org>,
Li Yang <leoyang.li@nxp.com>, Shawn Guo <shawnguo@kernel.org>,
DTML <devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 7/9] arm64: dts: qcom: msm8998: Add PSCI cpuidle low power states
Date: Wed, 2 Oct 2019 11:27:34 +0200 [thread overview]
Message-ID: <20191002092734.GA15523@centauri> (raw)
In-Reply-To: <20191002091950.GA9393@centauri>
On Wed, Oct 02, 2019 at 11:19:50AM +0200, Niklas Cassel wrote:
> On Mon, Sep 30, 2019 at 04:20:15PM -0600, Jeffrey Hugo wrote:
> > Amit, the merged version of the below change causes a boot failure
> > (nasty hang, sometimes with RCU stalls) on the msm8998 laptops. Oddly
> > enough, it seems to be resolved if I remove the cpu-idle-states
> > property from one of the cpu nodes.
> >
> > I see no issues with the msm8998 MTP.
>
> Hello Jeffrey, Amit,
>
> If the PSCI idle states work properly on the msm8998 devboard (MTP),
> but causes crashes on msm8998 laptops, the only logical change is
> that the PSCI firmware is different between the two devices.
Since the msm8998 laptops boot using ACPI, perhaps these laptops
doesn't support PSCI/have any PSCI firmware at all.
Kind regards,
Niklas
next prev parent reply other threads:[~2019-10-02 9:27 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-21 9:35 [PATCH v2 0/9] qcom: Add cpuidle to some platforms Amit Kucheria
2019-05-21 9:35 ` [PATCH v2 1/9] arm64: dts: fsl: ls1028a: Fix entry-method property to reflect documentation Amit Kucheria
2019-05-21 9:35 ` [PATCH v2 2/9] Documentation: arm: Link idle-states binding to "enable-method" property Amit Kucheria
2019-05-21 10:34 ` Marc Gonzalez
2019-06-13 23:13 ` Rob Herring
2019-05-21 9:35 ` [PATCH v2 3/9] arm64: dts: qcom: msm8916: Add entry-method property for the idle-states node Amit Kucheria
2019-05-22 3:30 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 4/9] arm64: dts: qcom: msm8916: Use more generic idle state names Amit Kucheria
2019-05-22 3:30 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 5/9] arm64: dts: qcom: qcs404: Add PSCI cpuidle low power states Amit Kucheria
2019-05-22 3:31 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 6/9] arm64: dts: qcom: msm8996: " Amit Kucheria
2019-05-21 10:13 ` Daniel Lezcano
2019-05-22 3:49 ` Bjorn Andersson
2019-05-23 21:24 ` Niklas Cassel
2019-05-21 9:35 ` [PATCH v2 7/9] arm64: dts: qcom: msm8998: " Amit Kucheria
2019-05-21 12:03 ` Marc Gonzalez
2019-05-21 16:10 ` Marc Gonzalez
2019-05-22 9:17 ` Marc Gonzalez
2019-05-22 9:35 ` Marc Zyngier
2019-05-22 15:39 ` Marc Gonzalez
2019-05-22 14:48 ` Marc Gonzalez
2019-09-30 22:20 ` Jeffrey Hugo
2019-09-30 22:44 ` Amit Kucheria
2019-10-01 14:21 ` Jeffrey Hugo
2019-10-02 9:19 ` Niklas Cassel
2019-10-02 9:27 ` Niklas Cassel [this message]
2019-10-02 18:18 ` Jeffrey Hugo
2019-10-04 1:36 ` Amit Kucheria
2019-10-04 3:14 ` Jeffrey Hugo
2019-05-21 9:35 ` [PATCH v2 8/9] arm64: dts: qcom: sdm845: " Amit Kucheria
2019-05-22 3:59 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 9/9] arm64: dts: msm8996: Add proper capacity scaling for the cpus Amit Kucheria
2019-05-21 10:14 ` Daniel Lezcano
2019-05-22 3:50 ` Bjorn Andersson
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