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Subject[PATCH v2 09/10] Documentation: ABI: Add occ-hwmon driver sysfs documentation
Date
From: "Edward A. James" <eajames@us.ibm.com>

Detail the sysfs attributes provided by the occ-hwmon driver.

Signed-off-by: Edward A. James <eajames@us.ibm.com>
---
Documentation/ABI/testing/sysfs-driver-occ-hwmon | 77 ++++++++++++++++++++++++
1 file changed, 77 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-driver-occ-hwmon

diff --git a/Documentation/ABI/testing/sysfs-driver-occ-hwmon b/Documentation/ABI/testing/sysfs-driver-occ-hwmon
new file mode 100644
index 0000000..5563128
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-driver-occ-hwmon
@@ -0,0 +1,77 @@
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_active
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not this OCC is in the "active" state.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_dvfs_ot
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not this OCC has limited the processor
+ frequency due to over-temperature.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_dvfs_power
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not this OCC has limited the processor
+ frequency due to power usage.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_error
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates any error condition
+ observed by the OCC or detected by the driver. Reading the
+ attribute will return an integer. A negative integer indicates
+ either an error response from the OCC or bus error or other
+ error condition detected by the driver. A "0" indicates no
+ error.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_master
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not this OCC is the "master" OCC.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_mem_throttle
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not the OCC has throttled memory due
+ to over-temperature.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_quick_drop
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates (with a "1" or a "0",
+ respectively) whether or not this OCC has asserted the "quick
+ power drop" signal.
+
+What: /sys/bus/platform/drivers/occ-hwmon/<dev>/occ_status
+Date: July 2017
+KernelVersion: 4.14
+Contact: eajames@us.ibm.com
+Description:
+ A read-only attribute that indicates the current OCC state. The
+ value of the attribute will be one of the following states:
+ 0: Reserved
+ 1: Standby
+ 2: Observation
+ 3: Active
+ 4: Safe
+ 5: Characterization
--
1.8.3.1
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