linux-kernel - [PATCH 4/5] PM / Runtime: GENERIC_SUBSYS_PM

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Message-Id: <1395693091-4813-4-git-send-email-geert@linux-m68k.org>
Date:	Mon, 24 Mar 2014 21:31:30 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>
Cc:	Ben Dooks <ben.dooks@...ethink.co.uk>, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH 4/5] PM / Runtime: GENERIC_SUBSYS_PM_OPS is gone

From: Geert Uytterhoeven <geert+renesas@...der.be>

Update the documentation for the removal of GENERIC_SUBSYS_PM_OPS in commit
90363ddf0a1a4dccfbb8d0c10b8f488bc7fa69f8 ("PM: Drop generic_subsys_pm_ops")

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 Documentation/power/runtime_pm.txt |   11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt
index 8cc48b05939d..0c1c4124d23a 100644
--- a/Documentation/power/runtime_pm.txt
+++ b/Documentation/power/runtime_pm.txt
@@ -727,15 +727,12 @@ driver/base/power/generic_ops.c:
   int pm_generic_restore_noirq(struct device *dev);
     - invoke the ->restore_noirq() callback provided by the device's driver
 
-These functions can be assigned to the ->runtime_idle(), ->runtime_suspend(),
+These functions are the defaults used by the PM core, if a subsystem doesn't
+provide its own callbacks for ->runtime_idle(), ->runtime_suspend(),
 ->runtime_resume(), ->suspend(), ->suspend_noirq(), ->resume(),
 ->resume_noirq(), ->freeze(), ->freeze_noirq(), ->thaw(), ->thaw_noirq(),
-->poweroff(), ->poweroff_noirq(), ->restore(), ->restore_noirq() callback
-pointers in the subsystem-level dev_pm_ops structures.
-
-If a subsystem wishes to use all of them at the same time, it can simply assign
-the GENERIC_SUBSYS_PM_OPS macro, defined in include/linux/pm.h, to its
-dev_pm_ops structure pointer.
+->poweroff(), ->poweroff_noirq(), ->restore(), ->restore_noirq() in the
+subsystem-level dev_pm_ops structure.
 
 Device drivers that wish to use the same function as a system suspend, freeze,
 poweroff and runtime suspend callback, and similarly for system resume, thaw,
-- 
1.7.9.5

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