From: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
To: linux@roeck-us.net, mpe@ellerman.id.au
Cc: linuxppc-dev@lists.ozlabs.org, linux-hwmon@vger.kernel.org,
linux-kernel@vger.kernel.org, ego@linux.vnet.ibm.com,
Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Subject: [PATCH v4 3/3] hwmon: Document the sensor enable attribute
Date: Fri, 6 Jul 2018 17:26:06 +0530 [thread overview]
Message-ID: <1530878166-12589-4-git-send-email-shilpa.bhat@linux.vnet.ibm.com> (raw)
In-Reply-To: <1530878166-12589-1-git-send-email-shilpa.bhat@linux.vnet.ibm.com>
Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
---
Documentation/hwmon/sysfs-interface | 62 +++++++++++++++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index fc337c3..f865dd7 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -171,6 +171,15 @@ in[0-*]_label Suggested voltage channel label.
user-space.
RO
+in[0-*]_enable
+ Enable or disable the sensors.
+ When disabled the sensor read will return -ENODATA. This
+ attribute can be used as per-sensor or per-sub-group attribute
+ depending on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
cpu[0-*]_vid CPU core reference voltage.
Unit: millivolt
RO
@@ -236,6 +245,15 @@ fan[1-*]_label Suggested fan channel label.
In all other cases, the label is provided by user-space.
RO
+fan[1-*]_enable
+ Enable or disable the sensors.
+ When disabled the sensor read will return -ENODATA. This
+ attribute can be used as per-sensor or per-sub-group attribute
+ depending on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
Also see the Alarms section for status flags associated with fans.
@@ -409,6 +427,15 @@ temp_reset_history
Reset temp_lowest and temp_highest for all sensors
WO
+temp[1-*]_enable
+ Enable or disable the sensors.
+ When disabled the sensor read will return -ENODATA. This
+ attribute can be used as per-sensor or per-sub-group attribute
+ depending on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
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
@@ -468,6 +495,15 @@ curr_reset_history
Reset currX_lowest and currX_highest for all sensors
WO
+curr[1-*]_enable
+ Enable or disable the sensors.
+ When disabled the sensor read will return -ENODATA. This
+ attribute can be used as per-sensor or per-sub-group attribute
+ depending on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
Also see the Alarms section for status flags associated with currents.
*********
@@ -566,6 +602,15 @@ power[1-*]_crit Critical maximum power.
Unit: microWatt
RW
+power[1-*]_enable Enable or disable the sensors.
+ When disabled the sensor read will return
+ -ENODATA. This attribute can be used as
+ per-sensor or per-sub-group attribute depending
+ on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
Also see the Alarms section for status flags associated with power readings.
**********
@@ -576,6 +621,14 @@ energy[1-*]_input Cumulative energy use
Unit: microJoule
RO
+energy[1-*]_enable Enable or disable the sensors.
+ When disabled the sensor read will return
+ -ENODATA. This attribute can be used as
+ per-sensor or per-sub-group attribute depending
+ on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
************
* Humidity *
@@ -586,6 +639,15 @@ humidity[1-*]_input Humidity
RO
+humidity[1-*]_enable Enable or disable the sensors
+ When disabled the sensor read will return
+ -ENODATA. This attribute can be used as
+ per-sensor or per-sub-group attribute depending
+ on what is supported by the hardware.
+ 1: Enable
+ 0: Disable
+ RW
+
**********
* Alarms *
**********
--
1.8.3.1
next prev parent reply other threads:[~2018-07-06 11:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-06 11:56 [PATCH v4 0/3] hwmon: Add attributes to enable/disable sensors Shilpasri G Bhat
2018-07-06 11:56 ` [PATCH v4 1/3] powernv:opal-sensor-groups: Add support to enable sensor groups Shilpasri G Bhat
2018-07-06 11:56 ` [PATCH v4 2/3] hwmon: ibmpowernv: Add attributes to enable/disable " Shilpasri G Bhat
2018-07-08 23:01 ` Guenter Roeck
2018-07-06 11:56 ` Shilpasri G Bhat [this message]
2018-07-08 22:50 ` [PATCH v4 3/3] hwmon: Document the sensor enable attribute Guenter Roeck
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