From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3vf7xk1ZcRzDqXh for ; Thu, 9 Mar 2017 22:50:33 +1100 (AEDT) Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v29BiEnE090054 for ; Thu, 9 Mar 2017 06:50:24 -0500 Received: from e23smtp04.au.ibm.com (e23smtp04.au.ibm.com [202.81.31.146]) by mx0a-001b2d01.pphosted.com with ESMTP id 292gtg1x5w-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 09 Mar 2017 06:50:23 -0500 Received: from localhost by e23smtp04.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 9 Mar 2017 21:50:21 +1000 Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay10.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v29BoBCl53608526 for ; Thu, 9 Mar 2017 22:50:19 +1100 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v29BnlmT012012 for ; Thu, 9 Mar 2017 22:49:47 +1100 From: Shilpasri G Bhat To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: benh@kernel.crashing.org, mpe@ellerman.id.au, paulus@samba.org, svaidy@linux.vnet.ibm.com, ego@linux.vnet.ibm.com, akshay.adiga@linux.vnet.ibm.com, andrew@aj.id.au, clg@kaod.org, maddy@linux.vnet.ibm.com, Shilpasri G Bhat Subject: [RFC 0/2] Add support for OCC inband sensors in P9 Date: Thu, 9 Mar 2017 17:19:13 +0530 Message-Id: <1489060155-22086-1-git-send-email-shilpa.bhat@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On-Chip-Controller(OCC) is an embedded chip in POWER processors which maintains the thermal and power safety of the chip. OCC measures power and temperature sensors and various performance counters to maintain healthy activity of the chip. In POWER9, OCC copies these measured sensors periodically to main memory which can be consumend by the host. This patch-set provides support to export power and temperature sensors in OCC inband sensors as standard hwmon sensors. The skiboot patch for to add device-tree properties for this feature is posted here: https://lists.ozlabs.org/pipermail/skiboot/2017-March/006652.html Shilpasri G Bhat (2): powerpc/powernv: Enable support for OCC inband platform sensors hwmon: powernv: Hwmon driver for OCC inband power and temperature sensors .../devicetree/bindings/hwmon/ibmpowernv-occ.txt | 4 + Documentation/hwmon/ibmpowernv-occ | 24 ++ arch/powerpc/include/asm/opal-api.h | 36 +++ arch/powerpc/platforms/powernv/Makefile | 2 +- arch/powerpc/platforms/powernv/opal-occ-sensors.c | 302 +++++++++++++++++++++ arch/powerpc/platforms/powernv/opal.c | 3 + drivers/hwmon/Kconfig | 11 + drivers/hwmon/Makefile | 1 + drivers/hwmon/ibmpowernv-occ.c | 302 +++++++++++++++++++++ 9 files changed, 684 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/hwmon/ibmpowernv-occ.txt create mode 100644 Documentation/hwmon/ibmpowernv-occ create mode 100644 arch/powerpc/platforms/powernv/opal-occ-sensors.c create mode 100644 drivers/hwmon/ibmpowernv-occ.c -- 1.8.3.1