From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750992AbdAPFaO (ORCPT ); Mon, 16 Jan 2017 00:30:14 -0500 Received: from mail-pg0-f50.google.com ([74.125.83.50]:33179 "EHLO mail-pg0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbdAPFaL (ORCPT ); Mon, 16 Jan 2017 00:30:11 -0500 Date: Mon, 16 Jan 2017 11:00:07 +0530 From: Viresh Kumar To: Rafael Wysocki , khilman@baylibre.com, ulf.hansson@linaro.org Cc: linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Stephen Boyd , Nishanth Menon , Vincent Guittot , robh+dt@kernel.org, mark.rutland@arm.com, lina.iyer@linaro.org, rnayak@codeaurora.org Subject: Re: [PATCH 0/6] PM / Domains: Implement domain performance states Message-ID: <20170116053007.GA15930@vireshk-i7> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03-01-17, 16:36, Viresh Kumar wrote: > Hi, > > An earlier series[1] tried to implement bindings for PM domain > performance states. Rob Herring suggested that we can actually write the > supporting code first instead of bindings, as that will make things > easier to understand for all. > > The bindings [1] aren't discarded yet and this series is based on a > version of those only. The bindings are only used by the last patch, > which should not be applied and is only sent for completeness. > > All other patches can be reviewed/applied whenever the maintainers feel > they look good. > > > A brief summary of the problem this series is trying to solve: > > Some platforms have the capability to configure the performance state of > their Power Domains. The performance levels are represented by positive > integer values, a lower value represents lower performance state. > > We decided earlier that we should extend Power Domain framework to > support active state power management as well. The power-domains until > now were only concentrating on the idle state management of the device > and this needs to change in order to reuse the infrastructure of power > domains for active state management. > > The first 5 patches update the PM domain and QoS frameworks to support > that and the last one presents the front end interface to it. > > All the patches are tested by hacking the OPP core a bit for now. Ping ! -- viresh