USB: add runtime PM for PCI-based host controllers

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This patch (as1386) adds runtime-PM support for PCI-based USB host
controllers.  By default autosuspend is disallowed; the user must
enable it by writing "auto" to the controller's power/control sysfs
attribute.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Alan Stern 2010-06-25 14:02:57 -04:00 • committed by Greg Kroah-Hartman

parent 0d436b425e

commit 3da7cff4e7

1 changed files with 62 additions and 14 deletions

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76

drivers/usb/core/hcd-pci.c

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