@@ -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
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(-)