Re: [PATCH v3 4/4] arm64: dts: qcom: qcs404: Add thermal zones for each sensor

From: Eduardo Valentin
Date: Tue Dec 04 2018 - 11:36:40 EST


On Tue, Dec 04, 2018 at 04:56:15PM +0530, Amit Kucheria wrote:
> On Thu, Nov 29, 2018 at 10:27 PM Eduardo Valentin <edubezval@xxxxxxxxx> wrote:
> >
> > On Tue, Nov 27, 2018 at 09:59:07PM +0530, Amit Kucheria wrote:
> > > qcs404 has 10 sensors connected to the single TSENS IP. Define a thermal
> > > zone for each of those sensors to expose the temperature of each zone.
> > >
> > > Signed-off-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
> > > Reviewed-by: Vinod Koul <vkoul@xxxxxxxxxx>
> > > Tested-by: Vinod Koul <vkoul@xxxxxxxxxx>
> > > ---
> > > arch/arm64/boot/dts/qcom/qcs404.dtsi | 206 +++++++++++++++++++++++++++
> > > 1 file changed, 206 insertions(+)
> > >
> > > diff --git a/arch/arm64/boot/dts/qcom/qcs404.dtsi b/arch/arm64/boot/dts/qcom/qcs404.dtsi
> > > index 57d14d8f0c90..cbc3fd378893 100644
> > > --- a/arch/arm64/boot/dts/qcom/qcs404.dtsi
> > > +++ b/arch/arm64/boot/dts/qcom/qcs404.dtsi
> > > @@ -30,6 +30,7 @@
> > > reg = <0x100>;
> > > enable-method = "psci";
> > > next-level-cache = <&L2_0>;
> > > + #cooling-cells= <2>;
> > > };
> > >
> > > CPU1: cpu@101 {
> > > @@ -38,6 +39,7 @@
> > > reg = <0x101>;
> > > enable-method = "psci";
> > > next-level-cache = <&L2_0>;
> > > + #cooling-cells= <2>;
> > > };
> > >
> > > CPU2: cpu@102 {
> > > @@ -46,6 +48,7 @@
> > > reg = <0x102>;
> > > enable-method = "psci";
> > > next-level-cache = <&L2_0>;
> > > + #cooling-cells= <2>;
> > > };
> > >
> > > CPU3: cpu@103 {
> > > @@ -54,6 +57,7 @@
> > > reg = <0x103>;
> > > enable-method = "psci";
> > > next-level-cache = <&L2_0>;
> > > + #cooling-cells= <2>;
> > > };
> > >
> > > L2_0: l2-cache {
> > > @@ -507,4 +511,206 @@
> > > #interrupt-cells = <2>;
> > > };
> > > };
> > > +
> > > + thermal-zones {
> > > + aoss-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 0>;
> > > +
> > > + trips {
> > > + aoss_alert: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> >
> >
> > A passive trip and yet no cooling map associate to it..
>
> Oops, was waiting for cpufreq to be enabled on the platform. I'll get
> rid of the trips for now.

Well, the expectation is to have a fully defined thermal zone. Without
trips or cooling maps they are not complete.

>
> >
> > > + };
> > > + aoss_crit: trip1 {
> > > + temperature = <95000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + dsp-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 1>;
> > > +
> > > + trips {
> > > + dsp_alert: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + dsp_crit: trip1 {
> > > + temperature = <95000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + lpass-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 2>;
> > > +
> > > + trips {
> > > + lpass_alert: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + lpass_crit: trip1 {
> > > + temperature = <95000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + wlan-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 3>;
> > > +
> > > + trips {
> > > + wlan_alert: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + wlan_crit: trip1 {
> > > + temperature = <95000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + cluster-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 4>;
> > > +
> > > + trips {
> > > + cluster_alert: cluster_alert {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + cluster_crit: cluster_crit {
> > > + temperature = <110000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + cpu-thermal0 {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 5>;
> > > +
> > > + trips {
> > > + cpu_alert0: cpu_alert0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + cpu_crit0: cpu_crit0 {
> > > + temperature = <110000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + cpu-thermal1 {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 6>;
> > > +
> > > + trips {
> > > + cpu_alert1: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + cpu_crit1: trip1 {
> > > + temperature = <110000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + cpu-thermal2 {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 7>;
> > > +
> > > + trips {
> > > + cpu_alert2: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + cpu_crit2: trip1 {
> > > + temperature = <110000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + cpu-thermal3 {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 8>;
> > > +
> > > + trips {
> > > + cpu_alert3: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + cpu_crit3: trip1 {
> > > + temperature = <110000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > +
> > > + gpu-thermal {
> > > + polling-delay-passive = <250>;
> > > + polling-delay = <1000>;
> > > +
> > > + thermal-sensors = <&tsens 9>;
> > > +
> > > + trips {
> > > + gpu_alert: trip0 {
> > > + temperature = <75000>;
> > > + hysteresis = <2000>;
> > > + type = "passive";
> > > + };
> > > + gpu_crit: trip1 {
> > > + temperature = <95000>;
> > > + hysteresis = <2000>;
> > > + type = "critical";
> > > + };
> > > + };
> > > + };
> > > + };
> > > };
> > > --
> > > 2.17.1
> > >