Changeset 8d4b9d1bfef1 ("PM / Runtime: Add runtime PM statistics (v3)")
added runtime_active_time and runtime_suspended_time, in order
to allow powertop to identify the amount of time a device is
active/suspended.
Add an ABI description for those.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
See [PATCH 00/17] at: https://lore.kernel.org/all/cover.1632750608.git.mchehab+huawei@xxxxxxxxxx/
Documentation/ABI/testing/sysfs-devices-power | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-devices-power b/Documentation/ABI/testing/sysfs-devices-power
index 1763e64dd152..84694b8fec8e 100644
--- a/Documentation/ABI/testing/sysfs-devices-power
+++ b/Documentation/ABI/testing/sysfs-devices-power
@@ -269,3 +269,17 @@ Description:
the current runtime PM status of the device, which may be
"suspended", "suspending", "resuming", "active", "error" (fatal
error), or "unsupported" (runtime PM is disabled).
+
+What: /sys/devices/.../power/runtime_active_time
+Date: Jul 2010
+Contact: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
+Description:
+ Reports the total time that the device has been active.
+ Used for runtime PM statistics.
+
+What: /sys/devices/.../power/runtime_suspended_time
+Date: Jul 2010
+Contact: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
+Description:
+ Reports total time that the device has been suspended.
+ Used for runtime PM statistics.
--
2.31.1
