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-rw-r--r--Documentation/power/devices.txt14
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/power/devices.txt b/Documentation/power/devices.txt
index 64565aac6e4..3384d5996be 100644
--- a/Documentation/power/devices.txt
+++ b/Documentation/power/devices.txt
@@ -506,8 +506,8 @@ routines. Nevertheless, different callback pointers are used in case there is a
506situation where it actually matters. 506situation where it actually matters.
507 507
508 508
509Device Power Domains 509Device Power Management Domains
510-------------------- 510-------------------------------
511Sometimes devices share reference clocks or other power resources. In those 511Sometimes devices share reference clocks or other power resources. In those
512cases it generally is not possible to put devices into low-power states 512cases it generally is not possible to put devices into low-power states
513individually. Instead, a set of devices sharing a power resource can be put 513individually. Instead, a set of devices sharing a power resource can be put
@@ -516,8 +516,8 @@ power resource. Of course, they also need to be put into the full-power state
516together, by turning the shared power resource on. A set of devices with this 516together, by turning the shared power resource on. A set of devices with this
517property is often referred to as a power domain. 517property is often referred to as a power domain.
518 518
519Support for power domains is provided through the pwr_domain field of struct 519Support for power domains is provided through the pm_domain field of struct
520device. This field is a pointer to an object of type struct dev_power_domain, 520device. This field is a pointer to an object of type struct dev_pm_domain,
521defined in include/linux/pm.h, providing a set of power management callbacks 521defined in include/linux/pm.h, providing a set of power management callbacks
522analogous to the subsystem-level and device driver callbacks that are executed 522analogous to the subsystem-level and device driver callbacks that are executed
523for the given device during all power transitions, instead of the respective 523for the given device during all power transitions, instead of the respective
@@ -604,7 +604,7 @@ state temporarily, for example so that its system wakeup capability can be
604disabled. This all depends on the hardware and the design of the subsystem and 604disabled. This all depends on the hardware and the design of the subsystem and
605device driver in question. 605device driver in question.
606 606
607During system-wide resume from a sleep state it's best to put devices into the 607During system-wide resume from a sleep state it's easiest to put devices into
608full-power state, as explained in Documentation/power/runtime_pm.txt. Refer to 608the full-power state, as explained in Documentation/power/runtime_pm.txt. Refer
609that document for more information regarding this particular issue as well as 609to that document for more information regarding this particular issue as well as
610for information on the device runtime power management framework in general. 610for information on the device runtime power management framework in general.