From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752552AbdKTX4c (ORCPT ); Mon, 20 Nov 2017 18:56:32 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:54386 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751876AbdKTXxx (ORCPT ); Mon, 20 Nov 2017 18:53:53 -0500 From: Eddie James To: linux-kernel@vger.kernel.org Cc: linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux@roeck-us.net, jdelvare@suse.com, corbet@lwn.net, mark.rutland@arm.com, robh+dt@kernel.org, joel@jms.id.au, eajames@linux.vnet.ibm.com, "Edward A. James" Subject: [PATCH v3 02/12] Documentation: ABI: Add occ-hwmon driver sysfs documentation Date: Mon, 20 Nov 2017 17:53:31 -0600 X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1511222021-562-1-git-send-email-eajames@linux.vnet.ibm.com> References: <1511222021-562-1-git-send-email-eajames@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17112023-8235-0000-0000-00000C9A1287 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00008101; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000240; SDB=6.00948826; UDB=6.00479139; IPR=6.00729107; BA=6.00005702; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00018113; XFM=3.00000015; UTC=2017-11-20 23:53:51 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17112023-8236-0000-0000-00003E8782F5 Message-Id: <1511222021-562-3-git-send-email-eajames@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-11-20_12:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1711200318 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Edward A. James" Detail the sysfs attributes provided by the occ-hwmon driver. Signed-off-by: Edward A. James --- Documentation/ABI/testing/sysfs-driver-occ-hwmon | 85 ++++++++++++++++++++++++ 1 file changed, 85 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..8873cc3 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-occ-hwmon @@ -0,0 +1,85 @@ +What: /sys/bus/platform/drivers/occ-hwmon//occ_active +Date: November 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//occ_dvfs_ot +Date: November 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//occ_dvfs_power +Date: November 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//occ_error +Date: November 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//occ_master +Date: November 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//occ_mem_throttle +Date: November 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//occs_present +Date: November 2017 +KernelVersion: 4.14 +Contact: eajames@us.ibm.com +Description: + A read-only attribute that indicates the number of OCCs present + on the system. + +What: /sys/bus/platform/drivers/occ-hwmon//occ_quick_drop +Date: November 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//occ_status +Date: November 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