Message ID | 1574776274-22355-1-git-send-email-ego@linux.vnet.ibm.com (mailing list archive) |
---|---|
State | Accepted |
Commit | 32377bd2cbb62e23ac0a1aaaf0048957c5fd9f02 |
Headers | show |
Series | powernv/opal-sensor-groups: Add documentation for the sysfs interfaces | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch powerpc/merge (2ec2260ce7bce5eb6a8ced0bb78d75c1b3eca306) |
snowpatch_ozlabs/build-ppc64le | success | Build succeeded |
snowpatch_ozlabs/build-ppc64be | success | Build succeeded |
snowpatch_ozlabs/build-ppc64e | success | Build succeeded |
snowpatch_ozlabs/build-pmac32 | success | Build succeeded |
snowpatch_ozlabs/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 21 lines checked |
snowpatch_ozlabs/needsstable | success | Patch has no Fixes tags |
On Tue, 2019-11-26 at 13:51:14 UTC, "Gautham R. Shenoy" wrote: > From: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> > > Commit bf9571550f52 ("powerpc/powernv: Add support to clear sensor > groups data") added a mechanism to clear sensor-group data via a sysfs > interface. However, the ABI for that interface has not been > documented. > > This patch documents the ABI for the sysfs interface for sensor-groups > and clearing the sensor-groups. > > This patch was originally sent by Shilpasri G Bhat on the mailing list: > https://lkml.org/lkml/2018/8/1/85 > > Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> > Signed-off-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com> Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/32377bd2cbb62e23ac0a1aaaf0048957c5fd9f02 cheers
diff --git a/Documentation/ABI/testing/sysfs-firmware-opal-sensor-groups b/Documentation/ABI/testing/sysfs-firmware-opal-sensor-groups new file mode 100644 index 0000000..3a2dfe5 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-firmware-opal-sensor-groups @@ -0,0 +1,21 @@ +What: /sys/firmware/opal/sensor_groups +Date: August 2017 +Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> +Description: Sensor groups directory for POWER9 powernv servers + + Each folder in this directory contains a sensor group + which are classified based on type of the sensor + like power, temperature, frequency, current, etc. They + can also indicate the group of sensors belonging to + different owners like CSM, Profiler, Job-Scheduler + +What: /sys/firmware/opal/sensor_groups/<sensor_group_name>/clear +Date: August 2017 +Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> +Description: Sysfs file to clear the min-max of all the sensors + belonging to the group. + + Writing 1 to this file will clear the minimum and + maximum values of all the sensors in the group. + In POWER9, the min-max of a sensor is the historical minimum + and maximum value of the sensor cached by OCC.