From: Sudeep Holla <sudeep.holla@arm.com>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
Rob Herring <robh+dt@kernel.org>,
linux-pm@vger.kernel.org,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Lina Iyer <ilina@codeaurora.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Stephen Boyd <sboyd@kernel.org>, Andy Gross <agross@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Kevin Hilman <khilman@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
linux-arm-kernel@lists.infradead.org,
linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH v4 08/14] cpuidle: psci: Add a helper to attach a CPU to its PM domain
Date: Thu, 19 Dec 2019 14:30:32 +0000 [thread overview]
Message-ID: <20191219143032.GA20746@bogus> (raw)
In-Reply-To: <20191211154343.29765-9-ulf.hansson@linaro.org>
On Wed, Dec 11, 2019 at 04:43:37PM +0100, Ulf Hansson wrote:
> Introduce a PSCI DT helper function, psci_dt_attach_cpu(), which takes a
> CPU number as an in-parameter and tries to attach the CPU's struct device
> to its corresponding PM domain.
>
> Let's makes use of dev_pm_domain_attach_by_name(), as it allows us to
> specify "psci" as the "name" of the PM domain to attach to. Additionally,
> let's also prepare the attached device to be power managed via runtime PM.
>
> Note that, the implementation of the new helper function is in a new
> separate c-file, which may seems a bit too much at this point. However,
> subsequent changes that implements the remaining part of the PM domain
> support for cpuidle-psci, helps to justify this split.
>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
--
Regards,
Sudeep
WARNING: multiple messages have this Message-ID (diff)
From: Sudeep Holla <sudeep.holla@arm.com>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
linux-pm@vger.kernel.org, Stephen Boyd <sboyd@kernel.org>,
linux-arm-msm@vger.kernel.org,
Daniel Lezcano <daniel.lezcano@linaro.org>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
Andy Gross <agross@kernel.org>, Lina Iyer <ilina@codeaurora.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Kevin Hilman <khilman@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 08/14] cpuidle: psci: Add a helper to attach a CPU to its PM domain
Date: Thu, 19 Dec 2019 14:30:32 +0000 [thread overview]
Message-ID: <20191219143032.GA20746@bogus> (raw)
In-Reply-To: <20191211154343.29765-9-ulf.hansson@linaro.org>
On Wed, Dec 11, 2019 at 04:43:37PM +0100, Ulf Hansson wrote:
> Introduce a PSCI DT helper function, psci_dt_attach_cpu(), which takes a
> CPU number as an in-parameter and tries to attach the CPU's struct device
> to its corresponding PM domain.
>
> Let's makes use of dev_pm_domain_attach_by_name(), as it allows us to
> specify "psci" as the "name" of the PM domain to attach to. Additionally,
> let's also prepare the attached device to be power managed via runtime PM.
>
> Note that, the implementation of the new helper function is in a new
> separate c-file, which may seems a bit too much at this point. However,
> subsequent changes that implements the remaining part of the PM domain
> support for cpuidle-psci, helps to justify this split.
>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
--
Regards,
Sudeep
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next prev parent reply other threads:[~2019-12-19 14:30 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-11 15:43 [PATCH v4 00/14] cpuidle: psci: Support hierarchical CPU arrangement Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 01/14] cpuidle: psci: Align psci_power_state count with idle state count Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 02/14] dt: psci: Update DT bindings to support hierarchical PSCI states Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 03/14] firmware: psci: Export functions to manage the OSI mode Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 04/14] of: base: Add of_get_cpu_state_node() to get idle states for a CPU node Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 05/14] cpuidle: dt: Support hierarchical CPU idle states Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 06/14] cpuidle: psci: Simplify OF parsing of CPU idle state nodes Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 07/14] cpuidle: psci: Support hierarchical CPU idle states Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 08/14] cpuidle: psci: Add a helper to attach a CPU to its PM domain Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:30 ` Sudeep Holla [this message]
2019-12-19 14:30 ` Sudeep Holla
2019-12-11 15:43 ` [PATCH v4 09/14] cpuidle: psci: Attach CPU devices to their PM domains Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:30 ` Sudeep Holla
2019-12-19 14:30 ` Sudeep Holla
2019-12-11 15:43 ` [PATCH v4 10/14] cpuidle: psci: Prepare to use OS initiated suspend mode via " Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:31 ` Sudeep Holla
2019-12-19 14:31 ` Sudeep Holla
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 18:01 ` Sudeep Holla
2019-12-19 18:01 ` Sudeep Holla
2019-12-19 21:33 ` Ulf Hansson
2019-12-19 21:33 ` Ulf Hansson
2019-12-20 10:01 ` Sudeep Holla
2019-12-20 10:01 ` Sudeep Holla
2019-12-20 11:33 ` Ulf Hansson
2019-12-20 11:33 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 11/14] cpuidle: psci: Manage runtime PM in the idle path Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:32 ` Sudeep Holla
2019-12-19 14:32 ` Sudeep Holla
2019-12-11 15:43 ` [PATCH v4 12/14] cpuidle: psci: Support CPU hotplug for the hierarchical model Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:33 ` Sudeep Holla
2019-12-19 14:33 ` Sudeep Holla
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 15:48 ` Ulf Hansson
2019-12-11 15:43 ` [PATCH v4 13/14] cpuidle: psci: Add support for PM domains by using genpd Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:34 ` Sudeep Holla
2019-12-19 14:34 ` Sudeep Holla
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 18:06 ` Sudeep Holla
2019-12-19 18:06 ` Sudeep Holla
2019-12-19 22:02 ` Ulf Hansson
2019-12-19 22:02 ` Ulf Hansson
2019-12-20 10:07 ` Sudeep Holla
2019-12-20 10:07 ` Sudeep Holla
2019-12-20 11:27 ` Ulf Hansson
2019-12-20 11:27 ` Ulf Hansson
2019-12-20 12:01 ` Sudeep Holla
2019-12-20 12:01 ` Sudeep Holla
2019-12-11 15:43 ` [PATCH v4 14/14] arm64: dts: Convert to the hierarchical CPU topology layout for MSM8916 Ulf Hansson
2019-12-11 15:43 ` Ulf Hansson
2019-12-19 14:34 ` Sudeep Holla
2019-12-19 14:34 ` Sudeep Holla
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 15:48 ` Ulf Hansson
2019-12-19 17:58 ` Sudeep Holla
2019-12-19 17:58 ` Sudeep Holla
2019-12-18 7:36 ` [PATCH v4 00/14] cpuidle: psci: Support hierarchical CPU arrangement Ulf Hansson
2019-12-18 7:36 ` Ulf Hansson
2019-12-18 10:25 ` Sudeep Holla
2019-12-18 10:25 ` Sudeep Holla
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