From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: Enable arm_global_timer for Zynq brakes boot
Date: Mon, 19 Aug 2013 17:57:48 -0700 [thread overview]
Message-ID: <20130820005748.GA23960@codeaurora.org> (raw)
In-Reply-To: <140fc91a-cc81-418e-8a5e-413bbf47834e@CO1EHSMHS025.ehs.local>
On 08/19, S??ren Brinkmann wrote:
> Hi Stephen,
>
> On Mon, Aug 19, 2013 at 04:00:36PM -0700, Stephen Boyd wrote:
> > On 08/16/13 10:28, S??ren Brinkmann wrote:
> > > On Mon, Aug 12, 2013 at 07:02:39PM +0200, Daniel Lezcano wrote:
> > >> On 08/12/2013 06:53 PM, S??ren Brinkmann wrote:
> > >>> It's actually present. I have a clean 3.11-rc3 and the only changes are
> > >>> my patch to enable the GT and Stephen's fix.
> > >>> The cpuidle stats show both idle states being used.
> > >> Ah, right. The tick_broadcast_mask is not set because the arm global
> > >> timer has not the CLOCK_EVT_FEAT_C3STOP feature flag set.
> > > Just to check in. Do you want any additional testing done? Or can I
> > > expect Stephens fix to get merged, so Zynq can use the GT?
> > >
> >
> > I was curious, can you use just the first hunk of the patch that applied
> > to tick-broadcast.c to fix the problem? I think the answer is yes.
>
> Yes, that seems to be enough.
>
Great thank you. I will split the patch into two pieces. That way
we can discuss the merit of always using a timer that doesn't
suffer from FEAT_C3_STOP over a timer that does.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
next prev parent reply other threads:[~2013-08-20 0:57 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20130717210417.GP13667@xsjandreislx>
[not found] ` <51E72DCA.9070500@codeaurora.org>
[not found] ` <f5b76049-7e5b-4dd0-9863-19cfd1d599b9@TX2EHSMHS006.ehs.local>
[not found] ` <51E7435B.3060605@codeaurora.org>
[not found] ` <ff4d40be-7177-4a55-ab2f-dff11fa18642@DB9EHSMHS009.ehs.local>
[not found] ` <51ED8DF2.60600@codeaurora.org>
[not found] ` <20130722201348.GI453@xsjandreislx>
2013-07-22 22:41 ` Enable arm_global_timer for Zynq brakes boot Sören Brinkmann
2013-07-29 12:51 ` Daniel Lezcano
2013-07-29 15:58 ` Sören Brinkmann
2013-07-30 0:03 ` Sören Brinkmann
2013-07-30 8:47 ` Daniel Lezcano
2013-07-30 22:14 ` Sören Brinkmann
2013-07-30 22:23 ` Sören Brinkmann
2013-07-30 22:34 ` Sören Brinkmann
2013-07-31 7:27 ` Daniel Lezcano
2013-07-31 16:26 ` Sören Brinkmann
2013-07-31 9:34 ` Daniel Lezcano
2013-07-31 16:43 ` Sören Brinkmann
2013-07-31 20:49 ` Daniel Lezcano
2013-07-31 20:58 ` Sören Brinkmann
2013-07-31 21:08 ` Daniel Lezcano
2013-07-31 22:18 ` Sören Brinkmann
2013-07-31 23:01 ` Daniel Lezcano
2013-07-31 23:38 ` Sören Brinkmann
2013-08-01 17:29 ` Daniel Lezcano
2013-08-01 17:43 ` Sören Brinkmann
2013-08-01 17:48 ` Daniel Lezcano
2013-08-06 1:28 ` Sören Brinkmann
2013-08-06 8:46 ` Daniel Lezcano
2013-08-06 9:18 ` Michal Simek
2013-08-06 12:30 ` Daniel Lezcano
2013-08-06 12:41 ` Michal Simek
2013-08-06 13:08 ` Daniel Lezcano
2013-08-06 13:18 ` Michal Simek
2013-08-06 16:09 ` Daniel Lezcano
2013-08-06 16:13 ` Sören Brinkmann
2013-08-06 16:25 ` Sören Brinkmann
2013-08-06 16:18 ` Sören Brinkmann
2013-08-08 17:11 ` Sören Brinkmann
2013-08-08 17:16 ` Mark Rutland
2013-08-08 17:22 ` Stephen Boyd
2013-08-09 10:58 ` Mark Rutland
2013-08-08 17:22 ` Sören Brinkmann
2013-08-09 10:32 ` Srinivas KANDAGATLA
2013-08-09 14:19 ` Daniel Lezcano
2013-08-09 17:27 ` Stephen Boyd
2013-08-09 17:48 ` Sören Brinkmann
2013-08-09 18:45 ` Stephen Boyd
2013-08-12 10:53 ` Daniel Lezcano
2013-08-12 16:23 ` Stephen Boyd
2013-08-12 16:53 ` Daniel Lezcano
2013-08-12 16:03 ` Sören Brinkmann
2013-08-12 16:08 ` Daniel Lezcano
2013-08-12 16:17 ` Sören Brinkmann
2013-08-12 16:20 ` Stephen Boyd
2013-08-12 16:24 ` Sören Brinkmann
2013-08-12 16:40 ` Stephen Boyd
2013-08-12 16:43 ` Sören Brinkmann
2013-08-12 16:32 ` Sören Brinkmann
2013-08-12 16:49 ` Daniel Lezcano
2013-08-12 16:53 ` Sören Brinkmann
2013-08-12 17:02 ` Daniel Lezcano
2013-08-16 17:28 ` Sören Brinkmann
2013-08-19 23:00 ` Stephen Boyd
2013-08-19 23:30 ` Sören Brinkmann
2013-08-20 0:57 ` Stephen Boyd [this message]
2013-08-20 15:13 ` Daniel Lezcano
2013-08-22 17:06 ` [PATCH 1/2] tick: broadcast: Deny per-cpu clockevents from being broadcast sources Stephen Boyd
2013-08-22 17:06 ` [PATCH 2/2] clockevents: Prefer clockevents that don't suffer from FEAT_C3_STOP Stephen Boyd
2013-08-22 17:33 ` Santosh Shilimkar
2013-08-22 17:40 ` Stephen Boyd
2013-08-22 17:48 ` Santosh Shilimkar
2013-08-22 18:31 ` Stephen Boyd
2013-08-22 21:06 ` Santosh Shilimkar
2013-08-22 23:38 ` [PATCH 1/2] tick: broadcast: Deny per-cpu clockevents from being broadcast sources Sören Brinkmann
2013-09-05 16:53 ` Sören Brinkmann
2013-08-09 16:03 ` Enable arm_global_timer for Zynq brakes boot Sören Brinkmann
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