From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH] OMAP3: PM: fix save secure RAM to restore MPU power state Date: Wed, 26 Jan 2011 12:48:44 -0800 Message-ID: <87bp33xufn.fsf@ti.com> References: <1296003011-26427-1-git-send-email-khilman@ti.com> <854C6400F5AA6644BA6FE7953F3E769B0376F954@008-AM1MPN1-012.mgdnok.nokia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from na3sys009aog110.obsmtp.com ([74.125.149.203]:34260 "EHLO na3sys009aog110.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753725Ab1AZUss (ORCPT ); Wed, 26 Jan 2011 15:48:48 -0500 Received: by mail-yi0-f53.google.com with SMTP id 17so315465yib.12 for ; Wed, 26 Jan 2011 12:48:48 -0800 (PST) In-Reply-To: <854C6400F5AA6644BA6FE7953F3E769B0376F954@008-AM1MPN1-012.mgdnok.nokia.com> (Tero Kristo's message of "Wed, 26 Jan 2011 09:27:03 +0000") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Tero.Kristo@nokia.com Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Hi Tero, writes: >>Currently, on HS/EMU devices, MPU power state forced to on during PM >>init by the save secure RAM code. Rather than forcing the state of >>MPU powerdomain to on, simply read the current value and restore it >>after the ROM code has run. >> >>This only affects the !CPUidle case since when CPUidle is enabled, the >>MPU power state is dynamically changed by CPUidle. In the !CPUidle >>case, MPU power state is initialized once at init and never touched. >> >>Cc: Tero Kristo >>Signed-off-by: Kevin Hilman >>--- >>If no objectsions, will be queued in my pm-fixes branch for 2.6.38-rc. > > Looks good to me. Ack, if you need one. > Thanks, I was looking for your ack. Kevin