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Subject[PATCH/RFC v2 4/4] hwmon: sysfs API updates
Date
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
---
Documentation/hwmon/sysfs-interface | 37 +++++++++++++++++++++++++++++-----
1 files changed, 31 insertions(+), 6 deletions(-)
diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index d4e2917..2dcec0f 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -421,11 +421,12 @@ 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.
+power[1-*]_alarm 1 if the system is drawing more power than cap
+ or max allows; 0 otherwise. A poll notification
+ is sent to this file when the power use exceeds
+ the cap or max limit. If only cap is supported,
+ 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
@@ -450,6 +451,18 @@ 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 will take drastic action to reduce power
+ consumption, such as a system shutdown. At the
+ very least, a power fault will be generated.
+ Unit: microWatt
+ RO
+
**********
* Energy *
**********
@@ -471,8 +484,14 @@ limit-related alarms, not both. The driver should just reflect the hardware
implementation.

in[0-*]_alarm
+in[0-*]_crit_alarm
+curr[1-*]_alarm
+curr[1-*]_crit_alarm
+power[1-*]_alarm
+power[1-*]_crit_alarm
fan[1-*]_alarm
temp[1-*]_alarm
+temp[1-*]_crit_alarm
Channel alarm
0: no alarm
1: alarm
@@ -482,10 +501,17 @@ OR

in[0-*]_min_alarm
in[0-*]_max_alarm
+in[0-*]_lcrit_alarm
+in[0-*]_crit_alarm
+curr[1-*]_lcrit_alarm
+curr[1-*]_crit_alarm
+power[1-*]_min_alarm
+power[1-*]_max_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
Limit alarm
0: no alarm
@@ -497,7 +523,6 @@ to notify open diodes, unconnected fans etc. where the hardware
supports it. When this boolean has value 1, the measurement for that
channel should not be trusted.

-in[0-*]_fault
fan[1-*]_fault
temp[1-*]_fault
Input fault condition
--
1.7.0.87.g0901d


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