From mboxrd@z Thu Jan 1 00:00:00 1970 From: jouni.hogander@nokia.com (=?utf-8?Q?H=C3=B6gander?= Jouni) Subject: Re: [RFC] OMAP3: CPUIDLE & PM: Modifications and fixes Date: Mon, 11 Aug 2008 14:18:28 +0300 Message-ID: <87r68ver5n.fsf@trdhcp146196.ntc.nokia.com> References: <1215517838-7001-1-git-send-email-jouni.hogander@nokia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from smtp.nokia.com ([192.100.122.230]:34848 "EHLO mgw-mx03.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751414AbYHKKYX convert rfc822-to-8bit (ORCPT ); Mon, 11 Aug 2008 06:24:23 -0400 In-Reply-To: (ext Paul Walmsley's message of "Mon, 11 Aug 2008 02:34:37 -0600 (MDT)") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: ext Paul Walmsley Cc: linux-omap@vger.kernel.org, rnayak@ti.com "ext Paul Walmsley" writes: > Hello Jouni, > > a couple of questions about these patches.... > > On Tue, 8 Jul 2008, Jouni Hogander wrote: > >> With this patch cpuidle boot problem with cpuidle doesn't exist. Als= o hang on wake-up seems to >> disappear (haven't seen this far). >>=20 >> Main points in this patch are: >> 1. Add wkdep between neon and mpu >> 2. Add wkdep between per and core > > Could you explain a little further why PER would have a wakeup depend= ency=20 > on CORE? Is this something that we should only enable under certain=20 > conditions, e.g., latency requirements for a device in PER? This is done to make sure we don't loose any gpio interrupts: GPIO wakeup/interrupt doesn't work for GPIOs in PER domain if PER is not active. > >> 3. Deny hwsup mode before writing next pwrst state > > I missed this part of the patch - could you point me at that > section? Patch changes code to use set_pwrdm_state from pm34xx.c instead of pwrdm_set_next_pwrst from powerdomain code. That function contains denying hwsup mode. > > > regards, > > - Paul > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap"= in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > --=20 Jouni H=C3=B6gander -- To unsubscribe from this list: send the line "unsubscribe linux-omap" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html