From: Kevin Hilman <khilman@kernel.org>
To: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Simon Horman <horms@verge.net.au>,
Magnus Damm <magnus.damm@gmail.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Tomasz Figa <tomasz.figa@gmail.com>,
Philipp Zabel <philipp.zabel@gmail.com>,
Grygorii Strashko <grygorii.strashko@ti.com>,
linux-sh@vger.kernel.org, linux-pm@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 01/13] PM / Domains: Add genpd attach/detach callbacks
Date: Fri, 26 Sep 2014 08:47:34 -0700 [thread overview]
Message-ID: <7heguy4c4p.fsf@deeprootsystems.com> (raw)
In-Reply-To: <1411662520-22795-2-git-send-email-geert+renesas@glider.be> (Geert Uytterhoeven's message of "Thu, 25 Sep 2014 18:28:28 +0200")
Geert Uytterhoeven <geert+renesas@glider.be> writes:
> While a PM domain can enable PM runtime management of its devices' module
> clocks by setting
>
> genpd->dev_ops.stop = pm_clk_suspend;
> genpd->dev_ops.start = pm_clk_resume;
>
> this also requires registering the clocks with the pm_clk subsystem.
> In the legacy case, this is handled by the platform code, after
> attaching the device to its PM domain.
>
> When the devices are instantiated from DT, devices are attached to their
> PM domains by generic code, leaving no method for the platform-specific
> PM domain code to register their clocks.
>
> Add two callbacks, allowing a PM domain to perform platform-specific
> tasks when a device is attached to or detached from a PM domain.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
I replied to the previous RFC, but just to be thorough (and because I
like this approach):
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Kevin
WARNING: multiple messages have this Message-ID (diff)
From: Kevin Hilman <khilman@kernel.org>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 01/13] PM / Domains: Add genpd attach/detach callbacks
Date: Fri, 26 Sep 2014 15:47:34 +0000 [thread overview]
Message-ID: <7heguy4c4p.fsf@deeprootsystems.com> (raw)
In-Reply-To: <1411662520-22795-2-git-send-email-geert+renesas@glider.be> (Geert Uytterhoeven's message of "Thu, 25 Sep 2014 18:28:28 +0200")
Geert Uytterhoeven <geert+renesas@glider.be> writes:
> While a PM domain can enable PM runtime management of its devices' module
> clocks by setting
>
> genpd->dev_ops.stop = pm_clk_suspend;
> genpd->dev_ops.start = pm_clk_resume;
>
> this also requires registering the clocks with the pm_clk subsystem.
> In the legacy case, this is handled by the platform code, after
> attaching the device to its PM domain.
>
> When the devices are instantiated from DT, devices are attached to their
> PM domains by generic code, leaving no method for the platform-specific
> PM domain code to register their clocks.
>
> Add two callbacks, allowing a PM domain to perform platform-specific
> tasks when a device is attached to or detached from a PM domain.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
I replied to the previous RFC, but just to be thorough (and because I
like this approach):
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Kevin
WARNING: multiple messages have this Message-ID (diff)
From: khilman@kernel.org (Kevin Hilman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 01/13] PM / Domains: Add genpd attach/detach callbacks
Date: Fri, 26 Sep 2014 08:47:34 -0700 [thread overview]
Message-ID: <7heguy4c4p.fsf@deeprootsystems.com> (raw)
In-Reply-To: <1411662520-22795-2-git-send-email-geert+renesas@glider.be> (Geert Uytterhoeven's message of "Thu, 25 Sep 2014 18:28:28 +0200")
Geert Uytterhoeven <geert+renesas@glider.be> writes:
> While a PM domain can enable PM runtime management of its devices' module
> clocks by setting
>
> genpd->dev_ops.stop = pm_clk_suspend;
> genpd->dev_ops.start = pm_clk_resume;
>
> this also requires registering the clocks with the pm_clk subsystem.
> In the legacy case, this is handled by the platform code, after
> attaching the device to its PM domain.
>
> When the devices are instantiated from DT, devices are attached to their
> PM domains by generic code, leaving no method for the platform-specific
> PM domain code to register their clocks.
>
> Add two callbacks, allowing a PM domain to perform platform-specific
> tasks when a device is attached to or detached from a PM domain.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
I replied to the previous RFC, but just to be thorough (and because I
like this approach):
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Kevin
next prev parent reply other threads:[~2014-09-26 15:47 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 16:28 [PATCH 00/13] ARM: shmobile: R-Mobile: DT PM domain support Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
[not found] ` <1411662520-22795-1-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
2014-09-25 16:28 ` [PATCH v3 01/13] PM / Domains: Add genpd attach/detach callbacks Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 15:47 ` Kevin Hilman [this message]
2014-09-26 15:47 ` Kevin Hilman
2014-09-26 15:47 ` Kevin Hilman
2014-09-25 16:28 ` [PATCH v3 02/13] PM / Domains: Add DT bindings for power-on/off latencies Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:19 ` Ulf Hansson
2014-09-26 8:19 ` Ulf Hansson
2014-09-26 8:19 ` Ulf Hansson
2014-09-26 15:28 ` Stephen Boyd
2014-09-26 15:28 ` Stephen Boyd
2014-09-26 15:28 ` Stephen Boyd
2014-09-26 17:52 ` Geert Uytterhoeven
2014-09-26 17:52 ` Geert Uytterhoeven
2014-09-26 17:52 ` Geert Uytterhoeven
2014-09-26 17:52 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 03/13] PM / Domains: Add DT bindings for PM QoS device latencies Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:28 ` Ulf Hansson
2014-09-26 8:28 ` Ulf Hansson
2014-09-26 8:28 ` Ulf Hansson
2014-09-25 16:28 ` [PATCH v3 04/13] PM / Domains: Add DT bindings for the R-Mobile System Controller Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:32 ` Ulf Hansson
2014-09-26 8:32 ` Ulf Hansson
2014-09-26 8:32 ` Ulf Hansson
2014-09-25 16:28 ` [PATCH v3 05/13] PM / Domains: Add helper variable np = dev->of_node Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:43 ` Ulf Hansson
2014-09-26 8:43 ` Ulf Hansson
2014-09-26 8:43 ` Ulf Hansson
2014-09-26 8:47 ` Geert Uytterhoeven
2014-09-26 8:47 ` Geert Uytterhoeven
2014-09-26 8:47 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 06/13] PM / Domains: Retrieve PM QoS device latencies from DT Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 07/13] ARM: shmobile: R-Mobile: Use generic_pm_domain.attach_dev() for pm_clk setup Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:45 ` Ulf Hansson
2014-09-26 8:45 ` Ulf Hansson
2014-09-26 8:45 ` Ulf Hansson
[not found] ` <1411662520-22795-8-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
2014-09-26 18:04 ` Geert Uytterhoeven
2014-09-26 18:04 ` Geert Uytterhoeven
2014-09-26 18:04 ` Geert Uytterhoeven
2014-09-26 18:04 ` Geert Uytterhoeven
2014-10-03 16:01 ` Geert Uytterhoeven
2014-10-03 16:01 ` Geert Uytterhoeven
2014-10-03 16:01 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 08/13] ARM: shmobile: R-Mobile: Store SYSC base address in rmobile_pm_domain Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:47 ` Ulf Hansson
2014-09-26 8:47 ` Ulf Hansson
2014-09-26 8:47 ` Ulf Hansson
2014-09-25 16:28 ` [PATCH v3 09/13] ARM: shmobile: R-Mobile: Add DT support for PM domains Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 10/13] ARM: shmobile: r8a7740 dtsi: Add PM domain support Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:13 ` Geert Uytterhoeven
2014-09-26 8:13 ` Geert Uytterhoeven
2014-09-26 8:13 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 11/13] drivers: sh: Disable PM runtime for multi-platform r8a7740 with genpd Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 12/13] ARM: shmobile: r8a7740 dtsi: Add preliminary PM domain latencies Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` [PATCH v3 13/13] ARM: shmobile: r8a7740 dtsi: Add preliminary PM QoS device latencies Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-25 16:28 ` Geert Uytterhoeven
2014-09-26 8:16 ` Geert Uytterhoeven
2014-09-26 8:16 ` Geert Uytterhoeven
2014-09-26 8:16 ` Geert Uytterhoeven
2014-09-25 19:59 ` [PATCH 00/13] ARM: shmobile: R-Mobile: DT PM domain support Rafael J. Wysocki
2014-09-25 20:19 ` Rafael J. Wysocki
2014-09-25 20:19 ` Rafael J. Wysocki
[not found] ` <3136347.ncZoJtR6MK-sKB8Sp2ER+y1GS7QM15AGw@public.gmane.org>
2014-09-26 9:27 ` Geert Uytterhoeven
2014-09-26 9:27 ` Geert Uytterhoeven
2014-09-26 9:27 ` Geert Uytterhoeven
2014-09-26 9:27 ` Geert Uytterhoeven
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