hwmon: Add power meter spec to Documentation/hwmon/sysfs-interface

Update the hwmon sysfs interface documentation to include a specification
for power meters.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index a17b692d2679..f4a8ebc1ef1a 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -328,6 +328,37 @@ curr[1-*]_input	Current input value
                 Unit: milliampere
                 RO
 
+*********
+* Power *
+*********
+
+power[1-*]_average              Average power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_average_highest      Historical average maximum power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_average_lowest       Historical average minimum power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_input                Instantaneous power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_input_highest        Historical maximum power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_input_lowest         Historical minimum power use
+                                Unit: microWatt
+                                RO
+
+power[1-*]_reset_history        Reset input_highest, input_lowest,
+                                average_highest and average_lowest.
+                                WO
 
 **********
 * Alarms *