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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-09-01 03:38:43 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-09-01 03:38:43 +0200
commitef5f5de069bd9081a7ddf6998269b58fc65e27ef (patch)
tree21d53507543248f81725cbc486625f77562f935d /drivers/acpi/power.c
parentMerge branches 'acpi-scan', 'acpi-processor' and 'acpi-assorted' (diff)
parentACPI / bus: Move duplicate code to a separate new function (diff)
downloadlinux-ef5f5de069bd9081a7ddf6998269b58fc65e27ef.tar.xz
linux-ef5f5de069bd9081a7ddf6998269b58fc65e27ef.zip
Merge branch 'acpi-pm'
* acpi-pm: ACPI / bus: Move duplicate code to a separate new function mfd: Add support for Intel Sunrisepoint LPSS devices dmaengine: add a driver for Intel integrated DMA 64-bit mfd: make mfd_remove_devices() iterate in reverse order driver core: implement device_for_each_child_reverse() klist: implement klist_prev() Driver core: wakeup the parent device before trying probe ACPI / PM: Attach ACPI power domain only once PM / QoS: Make it possible to expose device latency tolerance to userspace ACPI / PM: Update the copyright notice and description of power.c
Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r--drivers/acpi/power.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 45b47f2c9f03..fcd4ce6f78d5 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -1,8 +1,10 @@
/*
- * acpi_power.c - ACPI Bus Power Management ($Revision: 39 $)
+ * drivers/acpi/power.c - ACPI Power Resources management.
*
- * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
- * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Copyright (C) 2001 - 2015 Intel Corp.
+ * Author: Andy Grover <andrew.grover@intel.com>
+ * Author: Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
@@ -23,10 +25,11 @@
* ACPI power-managed devices may be controlled in two ways:
* 1. via "Device Specific (D-State) Control"
* 2. via "Power Resource Control".
- * This module is used to manage devices relying on Power Resource Control.
+ * The code below deals with ACPI Power Resources control.
*
- * An ACPI "power resource object" describes a software controllable power
- * plane, clock plane, or other resource used by a power managed device.
+ * An ACPI "power resource object" represents a software controllable power
+ * plane, clock plane, or other resource depended on by a device.
+ *
* A device may rely on multiple power resources, and a power resource
* may be shared by multiple devices.
*/