From mboxrd@z Thu Jan 1 00:00:00 1970 From: Santosh Shilimkar Subject: Re: [PATCH 2/3] ARM: OMAP2+: hwmod: add support for blocking WFI when a device is active Date: Mon, 31 Dec 2012 18:40:46 +0530 Message-ID: <50E18ED6.30802@ti.com> References: <20121230182745.30526.47072.stgit@dusk.lan> <20121230182829.30526.32914.stgit@dusk.lan> <50E14C12.5020105@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from devils.ext.ti.com ([198.47.26.153]:59894 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751333Ab2LaNKA (ORCPT ); Mon, 31 Dec 2012 08:10:00 -0500 In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Paul Walmsley Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org On Monday 31 December 2012 06:26 PM, Paul Walmsley wrote: > Hi > > On Mon, 31 Dec 2012, Santosh Shilimkar wrote: > >> This is more of question. If the limitation is w.r.t MPU power >> state then shouldn't we just prevent the MPU power state rather >> than blocking the WFI completely. >> >> Can you please clarify if retaining MPU power state in ON can achieve >> the same results ? > > In these cases, it's blocking WFI that is apparently needed. I know it > doesn't make much sense. > Ya. It doesn't make sense but if that is the case then the patch make sense :-) Thanks for clarification !! Regards Santosh