From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757428AbcAYQer (ORCPT ); Mon, 25 Jan 2016 11:34:47 -0500 Received: from muru.com ([72.249.23.125]:57397 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754768AbcAYQep (ORCPT ); Mon, 25 Jan 2016 11:34:45 -0500 Date: Mon, 25 Jan 2016 08:34:42 -0800 From: Tony Lindgren To: Pali =?utf-8?B?Um9ow6Fy?= Cc: Kevin Hilman , Sebastian Reichel , Ivaylo Dimitrov , Pavel Machek , Aaro Koskinen , Nishanth Menon , linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Missing OMAP PM layer Message-ID: <20160125163442.GU19432@atomide.com> References: <201601242123.58871@pali> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <201601242123.58871@pali> 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 * Pali Rohár [160124 12:24]: > Hello, > > make menuconfig allows me to choose "OMAP PM layer selection" and the > only one option is CONFIG_OMAP_PM_NOOP "No-op/debug PM layer". > > What does it mean? Power manager is noop? > > I see that it has only two corresponding files in mainline kernel: > arch/arm/mach-omap2/omap-pm.h > arch/arm/mach-omap2/omap-pm-noop.c > > Nokia's kernels (for N900 and N950) had also: > arch/arm/mach-omap2/omap-pm-srf.c > > Can somebody explain it what happened with omap power management? > > Looks like that omap-pm.h provides some API, but the only implementation > is noop which do nothing. I believe none of that is needed any longer in mainline. Kevin, care to descrbibe what should be done here? Regards, Tony