Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933647AbdGSSmN (ORCPT ); Wed, 19 Jul 2017 14:42:13 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:45518 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933633AbdGSSmL (ORCPT ); Wed, 19 Jul 2017 14:42:11 -0400 From: Shilpasri G Bhat To: stewart@linux.vnet.ibm.com, cyrilbur@gmail.com Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ego@linux.vnet.ibm.com, svaidy@linux.vnet.ibm.com, Shilpasri G Bhat Subject: [PATCH V7 0/3] powernv : Add support for OPAL-OCC command/response interface Date: Thu, 20 Jul 2017 00:09:53 +0530 X-Mailer: git-send-email 1.8.3.1 X-TM-AS-MML: disable x-cbid: 17071918-0040-0000-0000-00000349AECC X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17071918-0041-0000-0000-00000CC58CD3 Message-Id: <1500489596-23255-1-git-send-email-shilpa.bhat@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-07-19_12:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1707190292 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1534 Lines: 34 In P9, OCC (On-Chip-Controller) supports shared memory based commad-response interface. Within the shared memory there is an OPAL command buffer and OCC response buffer that can be used to send inband commands to OCC. The following commands are supported: 1) Set system powercap 2) Set CPU-GPU power shifting ratio 3) Clear min/max for OCC sensor groups The skiboot patch for this interface is posted here: https://lists.ozlabs.org/pipermail/skiboot/2017-July/008293.html Shilpasri G Bhat (3): powernv: powercap: Add support for powercap framework powernv: Add support to set power-shifting-ratio powernv : Add support to clear sensor groups data arch/powerpc/include/asm/opal-api.h | 8 +- arch/powerpc/include/asm/opal.h | 8 + arch/powerpc/include/uapi/asm/opal-occ.h | 23 +++ arch/powerpc/platforms/powernv/Makefile | 2 +- arch/powerpc/platforms/powernv/opal-occ.c | 108 +++++++++++ arch/powerpc/platforms/powernv/opal-powercap.c | 237 +++++++++++++++++++++++++ arch/powerpc/platforms/powernv/opal-psr.c | 169 ++++++++++++++++++ arch/powerpc/platforms/powernv/opal-wrappers.S | 5 + arch/powerpc/platforms/powernv/opal.c | 10 ++ 9 files changed, 568 insertions(+), 2 deletions(-) create mode 100644 arch/powerpc/include/uapi/asm/opal-occ.h create mode 100644 arch/powerpc/platforms/powernv/opal-occ.c create mode 100644 arch/powerpc/platforms/powernv/opal-powercap.c create mode 100644 arch/powerpc/platforms/powernv/opal-psr.c -- 1.8.3.1