From patchwork Tue Oct 16 18:52:34 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manoj Iyer X-Patchwork-Id: 984978 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 42ZPZV4v1fz9sCm; Wed, 17 Oct 2018 05:52:50 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1gCUSQ-0007Lz-6P; Tue, 16 Oct 2018 18:52:42 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.86_2) (envelope-from ) id 1gCUSO-0007Lh-C4 for kernel-team@lists.ubuntu.com; Tue, 16 Oct 2018 18:52:40 +0000 Received: from 1.general.manjo.us.vpn ([10.172.65.2] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1gCUSN-0005ge-Tb for kernel-team@lists.ubuntu.com; Tue, 16 Oct 2018 18:52:40 +0000 From: Manoj Iyer To: kernel-team@lists.ubuntu.com Subject: [Bionic SRU][Patch 0/3] CPPC: bug fixes Date: Tue, 16 Oct 2018 13:52:34 -0500 Message-Id: <20181016185237.6196-1-manoj.iyer@canonical.com> X-Mailer: git-send-email 2.17.1 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" Please consider the following patch set for SRU in Bionic for CPPC bug fixes from upstream, these patches are clean cherry-picks. CPPC bug fixes: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1796949 The CPPC feature needs to be explicitly enabled in Firmware (default is disabled) for these patches to be in effect. I have build a kernel and regression tested on Cavium Thunder X2 CN99XX system. For test kernel, and detailed test results. please refer to the comments in the bug report. Acked-by: Kleber Sacilotto de Souza Acked-by: Stefan Bader