linux-kernel - [PATCH v3 6/7] PM / Runtime: Add can_power

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Date:	Wed, 28 Mar 2012 14:22:01 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Zhang Rui <rui.zhang@...el.com>, Jeff Garzik <jgarzik@...ox.com>,
	Alan Stern <stern@...land.harvard.edu>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Tejun Heo <tj@...nel.org>,
	Aaron Lu <aaron.lu@....com>
Cc:	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org,
	linux-scsi@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-acpi <linux-acpi@...r.kernel.org>
Subject: [PATCH v3 6/7] PM / Runtime: Add can_power_off flag to subsys data

Parent device will check child's can_power_off flag to see if child device can
be powered off.

Signed-off-by: Lin Ming <ming.m.lin@...el.com>
---
 include/linux/pm.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/pm.h b/include/linux/pm.h
index e4982ac..2e74531 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -465,6 +465,7 @@ struct pm_subsys_data {
 #ifdef CONFIG_PM_GENERIC_DOMAINS
 	struct pm_domain_data *domain_data;
 #endif
+	bool can_power_off;
 };
 
 struct dev_pm_info {
-- 
1.7.2.5

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