From: Kevin Hilman <khilman@ti.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Linux PM mailing list <linux-pm@lists.linux-foundation.org>,
"Greg Kroah-Hartman" <gregkh@suse.de>,
Magnus Damm <magnus.damm@gmail.com>,
Paul Walmsley <paul@pwsan.com>,
Alan Stern <stern@rowland.harvard.edu>,
LKML <linux-kernel@vger.kernel.org>,
linux-sh@vger.kernel.org
Subject: Re: [Update][PATCH 7/8] PM / Domains: System-wide transitions support for generic domains (v3)
Date: Wed, 22 Jun 2011 14:50:51 -0700 [thread overview]
Message-ID: <8739j1lemc.fsf@ti.com> (raw)
In-Reply-To: <201106200006.07642.rjw@sisk.pl> (Rafael J. Wysocki's message of "Mon, 20 Jun 2011 00:06:07 +0200")
"Rafael J. Wysocki" <rjw@sisk.pl> writes:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> Make generic PM domains support system-wide power transitions
> (system suspend and hibernation). Add suspend, resume, freeze, thaw,
> poweroff and restore callbacks to be associated with struct
> generic_pm_domain objects and make pm_genpd_init() use them as
> appropriate.
>
> The new callbacks do nothing for devices belonging to power domains
> that were powered down at run time (before the transition).
Great, this is the approach I prefer too, but...
Now I'm confused. Leaving runtime suspended devices alone is what I was
doing in my subsystem but was told not to. According to
http://www.mail-archive.com/linux-omap@vger.kernel.org/msg50690.html
"it's generally agreed that _all_ devices should return to full
power during system resume -- even if they were runtime suspended
before the system sleep."
Kevin
next prev parent reply other threads:[~2011-06-22 21:50 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-11 20:23 [PATCH 0/8] PM / Domains: Support for generic I/O PM domains (v5) Rafael J. Wysocki
2011-06-11 20:25 ` [PATCH 1/8] PM / Domains: Update documentation Rafael J. Wysocki
2011-06-11 20:26 ` [PATCH 2/8] PM / Domains: Rename struct dev_power_domain to struct dev_pm_domain Rafael J. Wysocki
2011-06-20 23:37 ` Kevin Hilman
2011-06-11 20:27 ` [PATCH 3/8] PM: subsys_data in struct dev_pm_info need not depend on RM_RUNTIME Rafael J. Wysocki
2011-06-11 20:31 ` [PATCH 4/8] PM / Domains: Support for generic I/O PM domains (v5) Rafael J. Wysocki
2011-06-19 22:02 ` [Update][PATCH 4/8] PM / Domains: Support for generic I/O PM domains (v6) Rafael J. Wysocki
2011-06-21 17:42 ` Kevin Hilman
2011-06-22 0:07 ` Rafael J. Wysocki
2011-06-22 19:51 ` Kevin Hilman
2011-06-22 21:30 ` Rafael J. Wysocki
2011-06-11 20:36 ` [PATCH 5/8] PM: Introduce generic "noirq" callback routines for subsystems Rafael J. Wysocki
2011-06-11 20:37 ` [PATCH 6/8] PM / Domains: Move code from under #ifdef CONFIG_PM_RUNTIME Rafael J. Wysocki
2011-06-11 20:39 ` [PATCH 7/8] PM / Domains: System-wide transitions support for generic PM domains Rafael J. Wysocki
2011-06-11 23:28 ` [Update][PATCH 7/8] PM / Domains: System-wide transitions support for generic domains (v2) Rafael J. Wysocki
2011-06-19 22:06 ` [Update][PATCH 7/8] PM / Domains: System-wide transitions support for generic domains (v3) Rafael J. Wysocki
2011-06-20 23:05 ` Rafael J. Wysocki
2011-06-22 21:50 ` Kevin Hilman [this message]
2011-06-22 22:16 ` Rafael J. Wysocki
2011-06-22 22:18 ` Kevin Hilman
2011-06-22 22:22 ` Rafael J. Wysocki
2011-06-23 13:57 ` [PATCH] PM / Runtime: Update documentation of interactions with system sleep Rafael J. Wysocki
2011-06-24 18:25 ` Kevin Hilman
2011-06-23 14:19 ` [Update][PATCH 7/8] PM / Domains: System-wide transitions support for generic domains (v3) Alan Stern
2011-06-23 14:44 ` Rafael J. Wysocki
2011-06-23 15:11 ` Alan Stern
2011-06-23 17:41 ` Rafael J. Wysocki
2011-06-23 18:22 ` Alan Stern
2011-06-23 21:03 ` Rafael J. Wysocki
2011-06-11 20:40 ` [PATCH 8/8] ARM / shmobile: Support for I/O PM domains for SH7372 (v5) Rafael J. Wysocki
2011-06-14 13:12 ` Magnus Damm
2011-06-14 21:16 ` Rafael J. Wysocki
2011-06-15 14:17 ` Magnus Damm
2011-06-15 23:06 ` Rafael J. Wysocki
2011-06-19 22:07 ` [Update][PATCH 8/8] ARM / shmobile: Support for I/O power domains for SH7372 (v6) Rafael J. Wysocki
2011-06-20 2:01 ` Paul Mundt
2011-06-20 22:30 ` Rafael J. Wysocki
2011-06-21 11:57 ` Rafael J. Wysocki
2011-06-21 12:47 ` Paul Mundt
2011-07-10 11:45 ` [PATCH 8/8] ARM / shmobile: Support for I/O PM domains for SH7372 (v5) Laurent Pinchart
2011-06-11 20:57 ` [PATCH 0/8] PM / Domains: Support for generic I/O PM domains (v5) Greg KH
2011-06-21 0:02 ` Kevin Hilman
2011-06-21 11:06 ` Rafael J. Wysocki
2011-06-21 14:47 ` Kevin Hilman
2011-06-25 21:24 ` [PATCH 0/10 v6] PM / Domains: Support for generic I/O PM domains Rafael J. Wysocki
2011-06-25 21:24 ` [PATCH 1/10 v6] PM / Domains: Rename struct dev_power_domain to struct dev_pm_domain Rafael J. Wysocki
2011-06-25 21:25 ` [PATCH 2/10 v6] PM: subsys_data in struct dev_pm_info need not depend on RM_RUNTIME Rafael J. Wysocki
2011-06-25 21:26 ` [PATCH 3/10 v6] PM / Domains: Support for generic I/O PM domains (v7) Rafael J. Wysocki
2011-06-30 6:14 ` Ming Lei
2011-06-30 18:58 ` Rafael J. Wysocki
2011-07-01 18:11 ` Kevin Hilman
2011-07-01 20:03 ` Rafael J. Wysocki
2011-06-25 21:27 ` [PATCH 4/10 v6] PM: Introduce generic "noirq" callback routines for subsystems (v2) Rafael J. Wysocki
2011-06-25 21:27 ` [PATCH 5/10 v6] PM / Domains: Move code from under #ifdef CONFIG_PM_RUNTIME (v2) Rafael J. Wysocki
2011-06-25 21:28 ` [PATCH 6/10 v6] PM / Domains: System-wide transitions support for generic domains (v4) Rafael J. Wysocki
2011-06-28 23:44 ` [Update][PATCH 6/10] PM / Domains: System-wide transitions support for generic domains (v5) Rafael J. Wysocki
2011-07-08 0:29 ` Kevin Hilman
2011-07-08 9:24 ` Rafael J. Wysocki
2011-07-08 14:37 ` Alan Stern
2011-07-08 17:20 ` Kevin Hilman
2011-07-08 18:06 ` Rafael J. Wysocki
2011-07-08 19:24 ` Rafael J. Wysocki
2011-07-09 14:15 ` Rafael J. Wysocki
2011-07-11 15:37 ` Kevin Hilman
2011-07-11 19:39 ` Rafael J. Wysocki
2011-07-08 17:56 ` Rafael J. Wysocki
2011-06-25 21:29 ` [PATCH 7/10 v6] PM / Domains: Don't stop wakeup devices during system sleep transitions Rafael J. Wysocki
2011-06-29 23:50 ` Kevin Hilman
2011-06-30 19:37 ` Rafael J. Wysocki
2011-06-30 22:42 ` Kevin Hilman
2011-06-30 22:55 ` Rafael J. Wysocki
2011-06-30 23:14 ` Kevin Hilman
2011-06-30 23:28 ` Rafael J. Wysocki
2011-07-01 0:01 ` Kevin Hilman
2011-07-01 0:24 ` Rafael J. Wysocki
2011-07-01 14:34 ` Kevin Hilman
2011-06-30 23:25 ` Rafael J. Wysocki
2011-07-01 14:45 ` Alan Stern
2011-07-01 20:06 ` Rafael J. Wysocki
2011-06-25 21:30 ` [PATCH 8/10 v6] PM: Allow the clocks management code to be used during system suspend Rafael J. Wysocki
2011-06-25 21:30 ` [PATCH 9/10 v6] PM: Rename clock management functions Rafael J. Wysocki
2011-06-25 21:31 ` [PATCH 10/10 v6] ARM / shmobile: Support for I/O power domains for SH7372 (v8) Rafael J. Wysocki
2011-06-27 4:07 ` Magnus Damm
2011-06-27 19:25 ` Rafael J. Wysocki
2011-06-27 23:21 ` Magnus Damm
2011-06-28 10:08 ` Rafael J. Wysocki
2011-07-01 18:27 ` [PATCH 0/10 v6] PM / Domains: Support for generic I/O PM domains Kevin Hilman
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