From: Pavel Machek <pavel@ucw.cz>
To: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Florian Fainelli <f.fainelli@gmail.com>,
Mason <slash.tmp@free.fr>,
linux-kernel@vger.kernel.org,
"Rafael J. Wysocki" <rafael@kernel.org>,
Ulf Hansson <ulf.hansson@linaro.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
linux-pm <linux-pm@vger.kernel.org>,
Thibaud Cornic <thibaud_cornic@sigmadesigns.com>,
JB <jb_lescher@sigmadesigns.com>,
Kevin Hilman <khilman@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [RFC 1/2] PM / suspend: Add platform_suspend_target_state()
Date: Sun, 16 Jul 2017 20:24:58 +0200 [thread overview]
Message-ID: <20170716182457.GC14461@amd> (raw)
In-Reply-To: <20170716133832.mnuaie4jnlwu6dwj@piout.net>
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Hi!
> > There still will be a concern regarding drivers that care about differences between
> > PM_SUSPEND_MEM and PM_SUSPEND_STANDBY, because those differences are
> > platform-dependent, but let's defer addressing this until we have a driver
> > that needs to run on different platforms with different definitions for those
> > things.
> >
>
> We already have the case for drivers/net/ethernet/cadence/ and
> drivers/net/can/m_can/ and many of the at91 drivers. Depending on the
> specific SoC they run on, PM_SUSPEND_MEM may or may not cut VDDcore or
> may or may not change the peripheral clock.
Please please introduce will_vddcore_be_cut_down() or similar helper,
so that we have one place to fix..
Thanks,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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WARNING: multiple messages have this Message-ID (diff)
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC 1/2] PM / suspend: Add platform_suspend_target_state()
Date: Sun, 16 Jul 2017 20:24:58 +0200 [thread overview]
Message-ID: <20170716182457.GC14461@amd> (raw)
In-Reply-To: <20170716133832.mnuaie4jnlwu6dwj@piout.net>
Hi!
> > There still will be a concern regarding drivers that care about differences between
> > PM_SUSPEND_MEM and PM_SUSPEND_STANDBY, because those differences are
> > platform-dependent, but let's defer addressing this until we have a driver
> > that needs to run on different platforms with different definitions for those
> > things.
> >
>
> We already have the case for drivers/net/ethernet/cadence/ and
> drivers/net/can/m_can/ and many of the at91 drivers. Depending on the
> specific SoC they run on, PM_SUSPEND_MEM may or may not cut VDDcore or
> may or may not change the peripheral clock.
Please please introduce will_vddcore_be_cut_down() or similar helper,
so that we have one place to fix..
Thanks,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2017-07-16 18:25 UTC|newest]
Thread overview: 118+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-09 15:20 Drivers taking different actions depending on sleep state Mason
2017-06-09 15:20 ` Mason
2017-06-09 16:27 ` Mason
2017-06-09 16:27 ` Mason
2017-06-09 21:30 ` Pavel Machek
2017-06-09 21:30 ` Pavel Machek
2017-06-10 9:16 ` Mason
2017-06-10 9:16 ` Mason
2017-06-09 22:05 ` Florian Fainelli
2017-06-09 22:05 ` Florian Fainelli
2017-06-09 22:53 ` Rafael J. Wysocki
2017-06-09 22:53 ` Rafael J. Wysocki
2017-06-21 21:16 ` Florian Fainelli
2017-06-21 21:16 ` Florian Fainelli
2017-06-21 21:59 ` Rafael J. Wysocki
2017-06-21 21:59 ` Rafael J. Wysocki
2017-06-21 22:48 ` Florian Fainelli
2017-06-21 22:48 ` Florian Fainelli
2017-06-21 22:57 ` Rafael J. Wysocki
2017-06-21 22:57 ` Rafael J. Wysocki
2017-06-21 23:55 ` Florian Fainelli
2017-06-21 23:55 ` Florian Fainelli
2017-06-22 0:03 ` Rafael J. Wysocki
2017-06-22 0:03 ` Rafael J. Wysocki
2017-06-22 15:18 ` Florian Fainelli
2017-06-22 15:18 ` Florian Fainelli
2017-06-22 16:09 ` Rafael J. Wysocki
2017-06-22 16:09 ` Rafael J. Wysocki
2017-06-22 8:51 ` Alexandre Belloni
2017-06-22 8:51 ` Alexandre Belloni
2017-06-22 16:00 ` Rafael J. Wysocki
2017-06-22 16:00 ` Rafael J. Wysocki
2017-06-23 1:08 ` [RFC 0/2] PM / suspend: Add platform_suspend_target_state() Florian Fainelli
2017-06-23 1:08 ` Florian Fainelli
2017-06-23 1:08 ` [RFC 1/2] " Florian Fainelli
2017-06-23 1:08 ` Florian Fainelli
2017-06-29 23:00 ` Rafael J. Wysocki
2017-06-29 23:00 ` Rafael J. Wysocki
2017-07-12 18:08 ` Florian Fainelli
2017-07-12 18:08 ` Florian Fainelli
2017-07-14 22:16 ` Rafael J. Wysocki
2017-07-14 22:16 ` Rafael J. Wysocki
2017-07-15 6:28 ` Pavel Machek
2017-07-15 6:28 ` Pavel Machek
2017-07-15 12:17 ` Rafael J. Wysocki
2017-07-15 12:17 ` Rafael J. Wysocki
2017-07-15 16:46 ` Pavel Machek
2017-07-15 16:46 ` Pavel Machek
2017-07-15 17:20 ` Florian Fainelli
2017-07-15 17:20 ` Florian Fainelli
2017-07-15 18:33 ` Alexandre Belloni
2017-07-15 18:33 ` Alexandre Belloni
2017-07-06 3:18 ` Pavel Machek
2017-07-06 3:18 ` Pavel Machek
2017-07-16 13:41 ` Alexandre Belloni
2017-07-16 13:41 ` Alexandre Belloni
2017-07-16 15:35 ` Florian Fainelli
2017-07-16 15:35 ` Florian Fainelli
2017-07-15 23:24 ` Rafael J. Wysocki
2017-07-15 23:24 ` Rafael J. Wysocki
2017-07-15 23:34 ` Mason
2017-07-15 23:34 ` Mason
2017-07-15 23:38 ` Rafael J. Wysocki
2017-07-15 23:38 ` Rafael J. Wysocki
2017-07-16 2:36 ` Florian Fainelli
2017-07-16 2:36 ` Florian Fainelli
2017-07-16 10:22 ` Rafael J. Wysocki
2017-07-16 10:22 ` Rafael J. Wysocki
2017-07-16 13:38 ` Alexandre Belloni
2017-07-16 13:38 ` Alexandre Belloni
2017-07-16 18:24 ` Pavel Machek [this message]
2017-07-16 18:24 ` Pavel Machek
2017-07-16 15:41 ` Florian Fainelli
2017-07-16 15:41 ` Florian Fainelli
2017-07-15 23:29 ` Rafael J. Wysocki
2017-07-15 23:29 ` Rafael J. Wysocki
2017-07-06 3:17 ` Pavel Machek
2017-07-06 3:17 ` Pavel Machek
2017-07-16 10:28 ` Rafael J. Wysocki
2017-07-16 10:28 ` Rafael J. Wysocki
2017-07-16 18:22 ` Pavel Machek
2017-07-16 18:22 ` Pavel Machek
2017-06-23 1:08 ` [RFC 2/2] soc: bcm: brcmstb: PM: Implement target_state callback Florian Fainelli
2017-06-23 1:08 ` Florian Fainelli
2017-06-29 23:04 ` Rafael J. Wysocki
2017-06-29 23:04 ` Rafael J. Wysocki
2017-07-16 2:36 ` [PATCH 0/2] PM / suspend: Add platform_suspend_target_state() Florian Fainelli
2017-07-16 2:36 ` Florian Fainelli
2017-07-16 2:36 ` [PATCH 1/2] " Florian Fainelli
2017-07-16 2:36 ` Florian Fainelli
2017-07-06 3:18 ` Pavel Machek
2017-07-06 3:18 ` Pavel Machek
2017-07-16 15:41 ` Florian Fainelli
2017-07-16 15:41 ` Florian Fainelli
2017-07-16 10:30 ` Rafael J. Wysocki
2017-07-16 10:30 ` Rafael J. Wysocki
2017-07-16 2:36 ` [PATCH 2/2] soc: bcm: brcmstb: PM: Implement target_state callback Florian Fainelli
2017-07-16 2:36 ` Florian Fainelli
2017-07-17 20:06 ` [PATCH v2] PM / suspend: Add suspend_target_state() Florian Fainelli
2017-07-17 20:06 ` Florian Fainelli
2017-07-17 20:16 ` Pavel Machek
2017-07-17 20:16 ` Pavel Machek
2017-07-17 21:03 ` Rafael J. Wysocki
2017-07-17 21:03 ` Rafael J. Wysocki
2017-07-17 21:21 ` Florian Fainelli
2017-07-17 21:21 ` Florian Fainelli
2017-07-20 8:03 ` Pavel Machek
2017-07-20 8:03 ` Pavel Machek
2017-07-17 22:10 ` [PATCH v3] PM / suspend: Export pm_suspend_target_state Florian Fainelli
2017-07-17 22:10 ` Florian Fainelli
2017-07-17 23:24 ` Rafael J. Wysocki
2017-07-17 23:24 ` Rafael J. Wysocki
2017-07-18 0:19 ` [PATCH v4] " Florian Fainelli
2017-07-18 0:19 ` Florian Fainelli
2017-07-24 20:55 ` Rafael J. Wysocki
2017-07-24 20:55 ` Rafael J. Wysocki
2017-07-13 12:03 ` Drivers taking different actions depending on sleep state Pavel Machek
2017-07-13 12:03 ` Pavel Machek
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