[PATCH 7/7] Documentation: PM: *_autosuspend() functions update last busy time

[Sakari Ailus <sakari.ailus@linux.intel.com>]

Document that the *_autosuspend() variants of the Runtime PM functions
update the last busy timestamp.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 Documentation/power/runtime_pm.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/power/runtime_pm.rst b/Documentation/power/runtime_pm.rst
index 91bc93422262..c8dbdb8595e5 100644
--- a/Documentation/power/runtime_pm.rst
+++ b/Documentation/power/runtime_pm.rst
@@ -887,7 +887,8 @@ instead of the non-autosuspend counterparts::
 
 Drivers may also continue to use the non-autosuspend helper functions; they
 will behave normally, which means sometimes taking the autosuspend delay into
-account (see pm_runtime_idle).
+account (see pm_runtime_idle). The autosuspend variants of the functions also
+call pm_runtime_mark_last_busy().
 
 Under some circumstances a driver or subsystem may want to prevent a device
 from autosuspending immediately, even though the usage counter is zero and the
-- 
2.39.5