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Commit 581693b5 authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: sysfs ABI updates 



Add attributes supported by various PMBus devices to hwmon sysfs ABI.

Signed-off-by: default avatarGuenter Roeck <guenter.roeck@ericsson.com>
parent ae9e0ce7

Documentation/hwmon/sysfs-interface

+33 −7
Original line number Diff line number Diff line
@@ -384,10 +384,20 @@ curr[1-*]_min Current min value. 
		Unit: milliampere

		RW



curr[1-*]_lcrit	Current critical low value

		Unit: milliampere

		RW



curr[1-*]_crit	Current critical high value.

		Unit: milliampere

		RW



curr[1-*]_input	Current input value

		Unit: milliampere

		RO



Also see the Alarms section for status flags associated with currents.



*********

* Power *

*********
@@ -450,13 +460,6 @@ power[1-*]_accuracy Accuracy of the power meter. 
				Unit: Percent

				RO



power[1-*]_alarm		1 if the system is drawing more power than the

				cap allows; 0 otherwise.  A poll notification is

				sent to this file when the power use exceeds the

				cap.  This file only appears if the cap is known

				to be enforced by hardware.

				RO



power[1-*]_cap			If power use rises above this limit, the

				system should take action to reduce power use.

				A poll notification is sent to this file if the
@@ -479,6 +482,20 @@ power[1-*]_cap_min Minimum cap that can be set. 
				Unit: microWatt

				RO



power[1-*]_max			Maximum power.

				Unit: microWatt

				RW



power[1-*]_crit			Critical maximum power.

				If power rises to or above this limit, the

				system is expected take drastic action to reduce

				power consumption, such as a system shutdown or

				a forced powerdown of some devices.

				Unit: microWatt

				RW



Also see the Alarms section for status flags associated with power readings.



**********

* Energy *

**********
@@ -501,6 +518,7 @@ implementation. 


in[0-*]_alarm

curr[1-*]_alarm

power[1-*]_alarm

fan[1-*]_alarm

temp[1-*]_alarm

		Channel alarm
@@ -512,12 +530,20 @@ OR 


in[0-*]_min_alarm

in[0-*]_max_alarm

in[0-*]_lcrit_alarm

in[0-*]_crit_alarm

curr[1-*]_min_alarm

curr[1-*]_max_alarm

curr[1-*]_lcrit_alarm

curr[1-*]_crit_alarm

power[1-*]_cap_alarm

power[1-*]_max_alarm

power[1-*]_crit_alarm

fan[1-*]_min_alarm

fan[1-*]_max_alarm

temp[1-*]_min_alarm

temp[1-*]_max_alarm

temp[1-*]_lcrit_alarm

temp[1-*]_crit_alarm

temp[1-*]_emergency_alarm

		Limit alarm