linux-kernel - RE: [PATCH V6 4/4] arm64: dts: imx8mm: Enable cpu-idle driver

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Date:   Fri, 16 Aug 2019 10:37:00 +0000
From:   Anson Huang <anson.huang@....com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        Leonard Crestez <leonard.crestez@....com>,
        Daniel Baluta <daniel.baluta@....com>,
        Jacky Bai <ping.bai@....com>, Jun Li <jun.li@....com>,
        "l.stach@...gutronix.de" <l.stach@...gutronix.de>,
        Abel Vesa <abel.vesa@....com>,
        "ccaione@...libre.com" <ccaione@...libre.com>,
        "andrew.smirnov@...il.com" <andrew.smirnov@...il.com>,
        "angus@...ea.ca" <angus@...ea.ca>,
        "agx@...xcpu.org" <agx@...xcpu.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH V6 4/4] arm64: dts: imx8mm: Enable cpu-idle driver

Hi, Shawn

> > On 16/08/2019 02:38, Anson Huang wrote:
> > > Enable i.MX8MM cpu-idle using generic ARM cpu-idle driver, 2 states
> > > are supported, details as below:
> > >
> > > root@...8mmevk:~# cat
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/name
> > > WFI
> > > root@...8mmevk:~# cat
> > > /sys/devices/system/cpu/cpu0/cpuidle/state0/usage
> > > 3973
> > > root@...8mmevk:~# cat
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/name
> > > cpu-pd-wait
> > > root@...8mmevk:~# cat
> > > /sys/devices/system/cpu/cpu0/cpuidle/state1/usage
> > > 6647
> > >
> > > Signed-off-by: Anson Huang <Anson.Huang@....com>
> >
> > Hi Anson,
> >
> > I've applied the patches 1-3 but this one does not apply.
> 
> Thanks.
> 
> >
> > You can either respin it against tip/timers/core and take it through
> > Shawn's tree. If the later, you can add my Acked-by.
> 
> Hi, Shawn
> 	Can you take this patch and add below Acked-by? It should can be
> applied to your tree directly.
> 
> 	Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Sorry that I just found this patch can NOT be applied to your for-next tree neither, so
I redo the patch against your for-next tree, so you can just skip this patch series now
(as Daniel already picked the rest 3 patches) and take that patch I just sent, link as below:

https://patchwork.kernel.org/patch/11097471/

Thanks,
Anson