From: Rafael J. Wysocki <rjw@sisk.pl>
Date: Thu, 25 Aug 2011 13:34:12 +0000 (+0200)
Subject: PM / Domains: Use power.sybsys_data to reduce overhead
X-Git-Tag: v3.2-rc1~178^2~23^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4605ab653c1f9d7cc2dda8033de215c9cee325f4;p=pandora-kernel.git

PM / Domains: Use power.sybsys_data to reduce overhead

Currently pm_genpd_runtime_resume() has to walk the list of devices
from the device's PM domain to find the corresponding device list
object containing the need_restore field to check if the driver's
.runtime_resume() callback should be executed for the device.
This is suboptimal and can be simplified by using power.sybsys_data
to store device information used by the generic PM domains code.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
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