From e8e612350f178674ba738ae8ae8fd31467868a05 Mon Sep 17 00:00:00 2001 From: Zbigniew Lukwinski Date: Fri, 31 Jul 2020 21:37:15 +0200 Subject: docs: hwmon: Add attributes to report rated values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit New attributes (rated_min/rated_max) are being added the hwmon ABI. They are needed to cover rated values documented by PMBus specification: PMBus Power System Mgt Protocol Specification - Part II – Revision 1.3.1, chapters: 22.3.1 - 22.3.10, 22.3.15 Signed-off-by: Zbigniew Lukwinski Link: https://lore.kernel.org/r/1596224237-32280-2-git-send-email-zbigniew.lukwinski@linux.intel.com Signed-off-by: Guenter Roeck --- Documentation/hwmon/sysfs-interface.rst | 70 +++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) (limited to 'Documentation/hwmon') diff --git a/Documentation/hwmon/sysfs-interface.rst b/Documentation/hwmon/sysfs-interface.rst index fd590633bb14..678c9c60b5a3 100644 --- a/Documentation/hwmon/sysfs-interface.rst +++ b/Documentation/hwmon/sysfs-interface.rst @@ -241,6 +241,20 @@ Voltages Affects the way the driver calculates the CPU core reference voltage from the vid pins. +`in[0-*]_rated_min` + Minimum rated voltage. + + Unit: millivolt + + RO + +`in[0-*]_rated_max` + Maximum rated voltage. + + Unit: millivolt + + RO + Also see the Alarms section for status flags associated with voltages. @@ -574,6 +588,20 @@ Temperatures RW +`temp[1-*]_rated_min` + Minimum rated temperature. + + Unit: millidegree Celsius + + RO + +`temp[1-*]_rated_max` + Maximum rated temperature. + + Unit: millidegree Celsius + + RO + Some chips measure temperature using external thermistors and an ADC, and report the temperature measurement as a voltage. Converting this voltage back to a temperature (or the other way around for limits) requires @@ -664,6 +692,20 @@ Currents RW +`curr[1-*]_rated_min` + Minimum rated current. + + Unit: milliampere + + RO + +`curr[1-*]_rated_max` + Maximum rated current. + + Unit: milliampere + + RO + Also see the Alarms section for status flags associated with currents. ***** @@ -830,6 +872,20 @@ Power RW +`power[1-*]_rated_min` + Minimum rated power. + + Unit: microWatt + + RO + +`power[1-*]_rated_max` + Maximum rated power. + + Unit: microWatt + + RO + Also see the Alarms section for status flags associated with power readings. ****** @@ -877,6 +933,20 @@ Humidity RW +`humidity[1-*]_rated_min` + Minimum rated humidity. + + Unit: milli-percent (per cent mille, pcm) + + RO + +`humidity[1-*]_rated_max` + Maximum rated humidity. + + Unit: milli-percent (per cent mille, pcm) + + RO + ****** Alarms ****** -- cgit v1.2.3-59-g8ed1b