Re: Enable arm_global_timer for Zynq brakes boot

[Stephen Boyd]

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.

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