From: Sudeep Holla <sudeep.holla@arm.com>
To: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
Benjamin Gaignard <benjamin.gaignard@st.com>,
Linux PM <linux-pm@vger.kernel.org>,
Stephen Boyd <sboyd@kernel.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
Lina Iyer <ilina@codeaurora.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 4/4] cpuidle: psci: Allow WFI to be the only state for the hierarchical topology
Date: Fri, 6 Mar 2020 15:55:45 +0000 [thread overview]
Message-ID: <20200306155545.GA18983@bogus> (raw)
In-Reply-To: <CA+M3ks6=gRj-5Qfe93+2BbECY=cGuj189MQu3yDnib-SbSM7Og@mail.gmail.com>
On Fri, Mar 06, 2020 at 04:35:32PM +0100, Benjamin Gaignard wrote:
[...]
>
> CPU power domains are subdomains of the system power domain
Yes, that is platform specific.
> so they can vote for the targeting power domain.
>
Not when they are in WFI, it can't be powered down. I am going to say one
last time, add a CPU level state to workaround whatever you are trying to
and please stop hacking the psci domain like in the $subject patch.
If it was not any clear before, NACK.
--
Regards,
Sudeep
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next prev parent reply other threads:[~2020-03-06 15:55 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-03 20:35 [PATCH v2 0/4] cpuidle: psci: Some fixes when using the hierarchical layout Ulf Hansson
2020-03-03 20:35 ` [PATCH v2 1/4] PM / Domains: Allow no domain-idle-states DT property in genpd when parsing Ulf Hansson
2020-03-04 10:48 ` Sudeep Holla
2020-03-03 20:35 ` [PATCH v2 2/4] cpuidle: psci: Fixup support for domain idle states being zero Ulf Hansson
2020-03-04 10:50 ` Sudeep Holla
2020-03-04 12:17 ` Ulf Hansson
2020-03-03 20:35 ` [PATCH v2 3/4] cpuidle: psci: Split psci_dt_cpu_init_idle() Ulf Hansson
2020-03-04 12:12 ` Sudeep Holla
2020-03-04 12:20 ` Ulf Hansson
2020-03-03 20:35 ` [PATCH v2 4/4] cpuidle: psci: Allow WFI to be the only state for the hierarchical topology Ulf Hansson
2020-03-04 12:23 ` Sudeep Holla
2020-03-05 14:17 ` Ulf Hansson
2020-03-05 16:23 ` Sudeep Holla
2020-03-06 9:28 ` Ulf Hansson
2020-03-06 10:04 ` Sudeep Holla
2020-03-06 10:47 ` Benjamin Gaignard
2020-03-06 12:06 ` Sudeep Holla
2020-03-06 12:32 ` Benjamin Gaignard
2020-03-06 14:23 ` Sudeep Holla
2020-03-06 14:44 ` Benjamin Gaignard
2020-03-06 14:50 ` Sudeep Holla
2020-03-06 15:35 ` Benjamin Gaignard
2020-03-06 15:55 ` Sudeep Holla [this message]
2020-03-03 22:27 ` [PATCH v2 0/4] cpuidle: psci: Some fixes when using the hierarchical layout Rafael J. Wysocki
2020-03-09 7:20 ` Ulf Hansson
2020-03-10 8:37 ` Rafael J. Wysocki
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