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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: "Rafael J . Wysocki" <rjw@rjwysocki.net>,
	Sudeep Holla <sudeep.holla@arm.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Linux PM <linux-pm@vger.kernel.org>,
	"Raju P . L . S . S . S . N" <rplsssn@codeaurora.org>,
	Stephen Boyd <sboyd@kernel.org>, Tony Lindgren <tony@atomide.com>,
	Kevin Hilman <khilman@kernel.org>,
	Lina Iyer <ilina@codeaurora.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v10 17/27] drivers: firmware: psci: Prepare to support PM domains
Date: Fri, 21 Dec 2018 08:15:05 +0100	[thread overview]
Message-ID: <66f0871e-fd1d-2f9a-13ce-1164c04e65ca@linaro.org> (raw)
In-Reply-To: <CAPDyKFqdeSm56hVB+9dwJekNhZU10DE+-WaWa4m=wdUmjAdAdw@mail.gmail.com>

On 20/12/2018 22:37, Ulf Hansson wrote:
> On Thu, 20 Dec 2018 at 19:06, Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
>>
>> On 20/12/2018 16:49, Ulf Hansson wrote:
>>
>> [ ... ]
>>
>>>>> +#ifdef CONFIG_CPU_IDLE
>>>>
>>>> It would be nicer if you can remove the CONFIG_CPU_IDLE by replacing it
>>>> with a specific one (eg. CONFIG_PSCI_IDLE) and make it depend on
>>>> CONFIG_CPU_IDLE, so the config options stay contained in their
>>>> respective subsystems directory.
>>>
>>> I am all for simplifying the Kconfig options in here, as indeed it's
>>> rather messy. However, I would rather avoid folding in additional
>>> cleanup changes to this series, is already extensive enough.
>>>
>>> Would you be okay if we deal with that on top?
>>
>> IMO, there are patches in this series which can be grouped into a
>> cleanup + set the scene patchset and merged immediately. An option
>> similar to ARM_SCMI_POWER_DOMAIN can be part of it.
> 
> I certainly agree to that. The tricky is, to know what pieces people
> are happy with to go in. :-)
> 
> Earlier, in v9 I tried your suggested approach (kind of), but then
> Lorenzo stated that it's kind of all or nothing. Maybe we can bring up
> that discussion again with him and see what we can figure out.
> 
>>
>> However, if you swear you will do the change after and sign with your
>> blood, I'm fine with that 0:)
>>
> 
> Whatever it takes!
> 
> Anyway, as stated, the reason why I want to tackle that on top, is
> that I don't want to make the series more extensive than it already
> is.
> 
> Agree?

Yes

-- 
 <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
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<http://www.linaro.org/linaro-blog/> Blog

WARNING: multiple messages have this Message-ID (diff)
From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Linux PM <linux-pm@vger.kernel.org>,
	Stephen Boyd <sboyd@kernel.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	Kevin Hilman <khilman@kernel.org>,
	"Rafael J . Wysocki" <rjw@rjwysocki.net>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Lina Iyer <ilina@codeaurora.org>,
	Tony Lindgren <tony@atomide.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	"Raju P . L . S . S . S . N" <rplsssn@codeaurora.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v10 17/27] drivers: firmware: psci: Prepare to support PM domains
Date: Fri, 21 Dec 2018 08:15:05 +0100	[thread overview]
Message-ID: <66f0871e-fd1d-2f9a-13ce-1164c04e65ca@linaro.org> (raw)
In-Reply-To: <CAPDyKFqdeSm56hVB+9dwJekNhZU10DE+-WaWa4m=wdUmjAdAdw@mail.gmail.com>

On 20/12/2018 22:37, Ulf Hansson wrote:
> On Thu, 20 Dec 2018 at 19:06, Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
>>
>> On 20/12/2018 16:49, Ulf Hansson wrote:
>>
>> [ ... ]
>>
>>>>> +#ifdef CONFIG_CPU_IDLE
>>>>
>>>> It would be nicer if you can remove the CONFIG_CPU_IDLE by replacing it
>>>> with a specific one (eg. CONFIG_PSCI_IDLE) and make it depend on
>>>> CONFIG_CPU_IDLE, so the config options stay contained in their
>>>> respective subsystems directory.
>>>
>>> I am all for simplifying the Kconfig options in here, as indeed it's
>>> rather messy. However, I would rather avoid folding in additional
>>> cleanup changes to this series, is already extensive enough.
>>>
>>> Would you be okay if we deal with that on top?
>>
>> IMO, there are patches in this series which can be grouped into a
>> cleanup + set the scene patchset and merged immediately. An option
>> similar to ARM_SCMI_POWER_DOMAIN can be part of it.
> 
> I certainly agree to that. The tricky is, to know what pieces people
> are happy with to go in. :-)
> 
> Earlier, in v9 I tried your suggested approach (kind of), but then
> Lorenzo stated that it's kind of all or nothing. Maybe we can bring up
> that discussion again with him and see what we can figure out.
> 
>>
>> However, if you swear you will do the change after and sign with your
>> blood, I'm fine with that 0:)
>>
> 
> Whatever it takes!
> 
> Anyway, as stated, the reason why I want to tackle that on top, is
> that I don't want to make the series more extensive than it already
> is.
> 
> Agree?

Yes

-- 
 <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog


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  reply	other threads:[~2018-12-21  7:15 UTC|newest]

Thread overview: 157+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-29 17:46 [PATCH v10 00/27] PM / Domains: Support hierarchical CPU arrangement (PSCI/ARM) Ulf Hansson
2018-11-29 17:46 ` Ulf Hansson
2018-11-29 17:46 ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 01/27] PM / Domains: Add generic data pointer to genpd_power_state struct Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-18 10:39   ` Daniel Lezcano
2018-12-18 10:39     ` Daniel Lezcano
2018-12-18 11:53     ` Ulf Hansson
2018-12-18 11:53       ` Ulf Hansson
2019-01-11 10:52       ` Rafael J. Wysocki
2019-01-11 10:52         ` Rafael J. Wysocki
2018-11-29 17:46 ` [PATCH v10 02/27] PM / Domains: Add support for CPU devices to genpd Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19  9:53   ` Daniel Lezcano
2018-12-19  9:53     ` Daniel Lezcano
2018-12-19 10:02     ` Ulf Hansson
2018-12-19 10:02       ` Ulf Hansson
2019-01-11 10:54       ` Rafael J. Wysocki
2019-01-11 10:54         ` Rafael J. Wysocki
2018-11-29 17:46 ` [PATCH v10 03/27] timer: Export next wakeup time of a CPU Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2019-01-11 11:06   ` Rafael J. Wysocki
2019-01-11 11:06     ` Rafael J. Wysocki
2019-01-11 11:06     ` Rafael J. Wysocki
2019-01-16  7:57     ` Ulf Hansson
2019-01-16  7:57       ` Ulf Hansson
2019-01-16  7:57       ` Ulf Hansson
2019-01-16 10:59       ` Rafael J. Wysocki
2019-01-16 10:59         ` Rafael J. Wysocki
2019-01-16 10:59         ` Rafael J. Wysocki
2019-01-16 12:00         ` Ulf Hansson
2019-01-16 12:00           ` Ulf Hansson
2019-01-16 12:00           ` Ulf Hansson
2019-01-25 10:04           ` Ulf Hansson
2019-01-25 10:04             ` Ulf Hansson
2019-01-25 10:04             ` Ulf Hansson
2019-01-25 10:18             ` Rafael J. Wysocki
2019-01-25 10:18               ` Rafael J. Wysocki
2019-01-25 10:18               ` Rafael J. Wysocki
2018-11-29 17:46 ` [PATCH v10 04/27] PM / Domains: Add genpd governor for CPUs Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19  9:54   ` Daniel Lezcano
2018-12-19  9:54     ` Daniel Lezcano
2018-12-19 10:09     ` Ulf Hansson
2018-12-19 10:09       ` Ulf Hansson
2018-12-19 10:09       ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 05/27] dt: psci: Update DT bindings to support hierarchical PSCI states Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 06/27] of: base: Add of_get_cpu_state_node() to get idle states for a CPU node Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19 11:05   ` Daniel Lezcano
2018-12-19 11:05     ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 07/27] cpuidle: dt: Support hierarchical CPU idle states Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19 11:20   ` Daniel Lezcano
2018-12-19 11:20     ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 08/27] ARM/ARM64: cpuidle: Let back-end init ops take the driver as input Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 09/27] drivers: firmware: psci: Move psci to separate directory Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 10/27] MAINTAINERS: Update files for PSCI Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 11/27] drivers: firmware: psci: Split psci_dt_cpu_init_idle() Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 12/27] drivers: firmware: psci: Simplify state node parsing Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 13/27] drivers: firmware: psci: Support hierarchical CPU idle states Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19 12:11   ` Daniel Lezcano
2018-12-19 12:11     ` Daniel Lezcano
2018-12-19 12:53     ` Ulf Hansson
2018-12-19 12:53       ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 14/27] drivers: firmware: psci: Simplify error path of psci_dt_init() Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-19 12:08   ` Daniel Lezcano
2018-12-19 12:08     ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 15/27] drivers: firmware: psci: Announce support for OS initiated suspend mode Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-20 13:11   ` Daniel Lezcano
2018-12-20 13:11     ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 16/27] drivers: firmware: psci: Prepare to use " Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-20 14:08   ` Daniel Lezcano
2018-12-20 14:08     ` Daniel Lezcano
2018-12-20 15:41     ` Ulf Hansson
2018-12-20 15:41       ` Ulf Hansson
2018-12-20 17:16       ` Daniel Lezcano
2018-12-20 17:16         ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 17/27] drivers: firmware: psci: Prepare to support PM domains Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-20 14:19   ` Daniel Lezcano
2018-12-20 14:19     ` Daniel Lezcano
2018-12-20 15:49     ` Ulf Hansson
2018-12-20 15:49       ` Ulf Hansson
2018-12-20 18:06       ` Daniel Lezcano
2018-12-20 18:06         ` Daniel Lezcano
2018-12-20 21:37         ` Ulf Hansson
2018-12-20 21:37           ` Ulf Hansson
2018-12-21  7:15           ` Daniel Lezcano [this message]
2018-12-21  7:15             ` Daniel Lezcano
2018-11-29 17:46 ` [PATCH v10 18/27] drivers: firmware: psci: Add support for PM domains using genpd Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-03 16:37   ` Lina Iyer
2018-12-03 16:37     ` Lina Iyer
2018-12-03 20:03     ` Ulf Hansson
2018-12-03 20:03       ` Ulf Hansson
2018-12-20 14:35   ` Daniel Lezcano
2018-12-20 14:35     ` Daniel Lezcano
2018-12-20 21:09     ` Ulf Hansson
2018-12-20 21:09       ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 19/27] drivers: firmware: psci: Add hierarchical domain idle states converter Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 20/27] drivers: firmware: psci: Introduce psci_dt_topology_init() Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 21/27] drivers: firmware: psci: Add a helper to attach a CPU to its PM domain Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-12-04 18:45   ` Lina Iyer
2018-12-04 18:45     ` Lina Iyer
2018-12-06  9:15     ` Ulf Hansson
2018-12-06  9:15       ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 22/27] drivers: firmware: psci: Attach the CPU's device " Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 23/27] drivers: firmware: psci: Manage runtime PM in the idle path for CPUs Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 24/27] drivers: firmware: psci: Support CPU hotplug for the hierarchical model Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 22:31   ` Lina Iyer
2018-11-29 22:31     ` Lina Iyer
2018-11-30  8:25     ` Ulf Hansson
2018-11-30  8:25       ` Ulf Hansson
2018-11-30 20:57       ` Lina Iyer
2018-11-30 20:57         ` Lina Iyer
2018-12-19 11:17   ` Lorenzo Pieralisi
2018-12-19 11:17     ` Lorenzo Pieralisi
2018-12-19 11:47     ` Ulf Hansson
2018-12-19 11:47       ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 25/27] arm64: kernel: Respect the hierarchical CPU topology in DT for PSCI Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:46 ` [PATCH v10 26/27] arm64: dts: Convert to the hierarchical CPU topology layout for MSM8916 Ulf Hansson
2018-11-29 17:46   ` Ulf Hansson
2018-11-29 17:47 ` [PATCH v10 27/27] arm64: dts: hikey: Convert to the hierarchical CPU topology layout Ulf Hansson
2018-11-29 17:47   ` Ulf Hansson
2018-12-17 16:12 ` [PATCH v10 00/27] PM / Domains: Support hierarchical CPU arrangement (PSCI/ARM) Ulf Hansson
2018-12-17 16:12   ` Ulf Hansson
2019-01-11 11:08   ` Rafael J. Wysocki
2019-01-11 11:08     ` Rafael J. Wysocki
2019-01-03 12:06 ` Sudeep Holla
2019-01-03 12:06   ` Sudeep Holla
2019-01-03 12:06   ` Sudeep Holla
2019-01-16  9:10   ` Ulf Hansson
2019-01-16  9:10     ` Ulf Hansson
2019-01-17 17:44     ` Sudeep Holla
2019-01-17 17:44       ` Sudeep Holla
2019-01-17 17:44       ` Sudeep Holla
2019-01-18 11:56       ` Ulf Hansson
2019-01-18 11:56         ` Ulf Hansson

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