From mboxrd@z Thu Jan 1 00:00:00 1970 From: santosh.shilimkar@ti.com (Santosh Shilimkar) Date: Mon, 23 May 2011 12:20:46 +0530 Subject: [PATCH v2] ARM: smp_twd: Reconfigure clockevents after cpufreq change In-Reply-To: References: <1305851091-10096-1-git-send-email-ccross@android.com> <4DD75BC9.8040004@ti.com> Message-ID: <4DDA03C6.6050806@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 5/23/2011 10:48 AM, Colin Cross wrote: > On Fri, May 20, 2011 at 11:29 PM, Santosh Shilimkar > wrote: >> On 5/20/2011 5:54 AM, Colin Cross wrote: >>> >>> The localtimer's clock changes with the cpu clock. After a >>> cpufreq transition, update the clockevent's frequency and >>> reprogram the next clock event. >>> >>> Adds a clock called "smp_twd" that is used to determine the >>> twd frequency, which can also be used at init time to >>> avoid calibrating the twd frequency. >>> >>> Clock changes are based on Rob Herring's work. >>> >>> Change-Id: I413b5cd07fb2b79bc9fad8b4bf257332d1da7bcd >>> Signed-off-by: Colin Cross >>> Cc: Thomas Gleixner >>> Cc: Russell King >>> Cc: Santosh Shilimkar >>> Cc: Rob Herring >>> Tested-by: Linus Walleij >>> --- >> >> Acked-by: Santosh Shilimkar >> >> What about the clock-node patches? >> Do you want those to get merged via sub-arch tree's once this >> patch + Thomas's new API gets merged ? > > The clock-node patches can be merged independently - twd scaling just > won't work until they are both merged. Yep. That should be ok. Regards Santosh From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753070Ab1EWGuy (ORCPT ); Mon, 23 May 2011 02:50:54 -0400 Received: from na3sys009aog111.obsmtp.com ([74.125.149.205]:35998 "EHLO na3sys009aog111.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751597Ab1EWGux (ORCPT ); Mon, 23 May 2011 02:50:53 -0400 Message-ID: <4DDA03C6.6050806@ti.com> Date: Mon, 23 May 2011 12:20:46 +0530 From: Santosh Shilimkar User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.15) Gecko/20110303 Thunderbird/3.1.9 MIME-Version: 1.0 To: Colin Cross CC: "linux-arm-kernel@lists.infradead.org" , Thomas Gleixner , Russell King , Rob Herring , lkml Subject: Re: [PATCH v2] ARM: smp_twd: Reconfigure clockevents after cpufreq change References: <1305851091-10096-1-git-send-email-ccross@android.com> <4DD75BC9.8040004@ti.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/23/2011 10:48 AM, Colin Cross wrote: > On Fri, May 20, 2011 at 11:29 PM, Santosh Shilimkar > wrote: >> On 5/20/2011 5:54 AM, Colin Cross wrote: >>> >>> The localtimer's clock changes with the cpu clock. After a >>> cpufreq transition, update the clockevent's frequency and >>> reprogram the next clock event. >>> >>> Adds a clock called "smp_twd" that is used to determine the >>> twd frequency, which can also be used at init time to >>> avoid calibrating the twd frequency. >>> >>> Clock changes are based on Rob Herring's work. >>> >>> Change-Id: I413b5cd07fb2b79bc9fad8b4bf257332d1da7bcd >>> Signed-off-by: Colin Cross >>> Cc: Thomas Gleixner >>> Cc: Russell King >>> Cc: Santosh Shilimkar >>> Cc: Rob Herring >>> Tested-by: Linus Walleij >>> --- >> >> Acked-by: Santosh Shilimkar >> >> What about the clock-node patches? >> Do you want those to get merged via sub-arch tree's once this >> patch + Thomas's new API gets merged ? > > The clock-node patches can be merged independently - twd scaling just > won't work until they are both merged. Yep. That should be ok. Regards Santosh