Commit ff24ba74 authored Mar 07, 2007 by Konstantin Karasyov Committed by Len Brown Mar 07, 2007

ACPI: ThinkPad Z60m: usb mouse stops working after suspend to RAM

(http://www.mail-archive.com/linux-acpi@vger.kernel.org/msg05270.html):

References : http://lkml.org/lkml/2007/2/21/413
             http://lkml.org/lkml/2007/2/28/172


Submitter  : Arkadiusz Miskiewicz <arekm@maven.pl>
Caused-By  : Konstantin Karasyov <konstantin.a.karasyov@intel.com>
             commit 0a613902

Do not disable power resources on resume even if there are no devices referencing it.

Signed-off-by: Konstantin Karasyov <konstantin.a.karasyov@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

parent 03d926f8

drivers/acpi/power.c

+0 −7

Original line number	Diff line number	Diff line
		@@ -687,13 +687,6 @@ static int acpi_power_resume(struct acpi_device *device)
		return result;

		mutex_lock(&resource->resource_lock);
		if ((resource->state == ACPI_POWER_RESOURCE_STATE_ON) &&
		list_empty(&resource->reference)) {
		mutex_unlock(&resource->resource_lock);
		result = acpi_power_off_device(device->handle, NULL);
		return result;
		}

		if ((resource->state == ACPI_POWER_RESOURCE_STATE_OFF) &&
		!list_empty(&resource->reference)) {
		ref = container_of(resource->reference.next, struct acpi_power_reference, node);

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