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SubjectRe: [PATCH v4 1/1] arm64: dts: sdm845: wireup the thermal trip points to cpufreq
On Wed, Feb 06, 2019 at 04:04:49PM +0530, Amit Kucheria wrote:
> Since all cpus in the big and little clusters, respectively, are in the
> same frequency domain, use all of them for mitigation in the
> cooling-map. We end up with two cooling devices - one each for the big
> and little clusters.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
> Acked-by: Eduardo Valentin <edubezval@gmail.com>
> ---
> arch/arm64/boot/dts/qcom/sdm845.dtsi | 241 ++++++++++++++++++++++++---
> 1 file changed, 217 insertions(+), 24 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index c27cbd3bcb0a..8ce5bf55a345 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -13,6 +13,7 @@
> #include <dt-bindings/reset/qcom,sdm845-aoss.h>
> #include <dt-bindings/soc/qcom,rpmh-rsc.h>
> #include <dt-bindings/clock/qcom,gcc-sdm845.h>
> +#include <dt-bindings/thermal/thermal.h>
>
> / {
> interrupt-parent = <&intc>;
> @@ -99,6 +100,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x0>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_0>;
> L2_0: l2-cache {
> compatible = "cache";
> @@ -114,6 +116,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x100>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_100>;
> L2_100: l2-cache {
> compatible = "cache";
> @@ -126,6 +129,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x200>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_200>;
> L2_200: l2-cache {
> compatible = "cache";
> @@ -138,6 +142,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x300>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_300>;
> L2_300: l2-cache {
> compatible = "cache";
> @@ -150,6 +155,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x400>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_400>;
> L2_400: l2-cache {
> compatible = "cache";
> @@ -162,6 +168,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x500>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_500>;
> L2_500: l2-cache {
> compatible = "cache";
> @@ -174,6 +181,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x600>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_600>;
> L2_600: l2-cache {
> compatible = "cache";
> @@ -186,6 +194,7 @@
> compatible = "qcom,kryo385";
> reg = <0x0 0x700>;
> enable-method = "psci";
> + #cooling-cells = <2>;
> next-level-cache = <&L2_700>;
> L2_700: l2-cache {
> compatible = "cache";
> @@ -1691,18 +1700,41 @@
> thermal-sensors = <&tsens0 1>;
>
> trips {
> - cpu_alert0: trip0 {
> - temperature = <75000>;
> + cpu0_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit0: trip1 {
> + cpu0_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu0_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu0_alert0>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu0_alert1>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu1-thermal {
> @@ -1712,18 +1744,41 @@
> thermal-sensors = <&tsens0 2>;
>
> trips {
> - cpu_alert1: trip0 {
> - temperature = <75000>;
> + cpu1_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit1: trip1 {
> + cpu1_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu1_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu1_alert0>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu1_alert1>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu2-thermal {
> @@ -1733,18 +1788,41 @@
> thermal-sensors = <&tsens0 3>;
>
> trips {
> - cpu_alert2: trip0 {
> - temperature = <75000>;
> + cpu2_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit2: trip1 {
> + cpu2_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu2_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu2_alert0>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu2_alert1>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu3-thermal {
> @@ -1754,18 +1832,41 @@
> thermal-sensors = <&tsens0 4>;
>
> trips {
> - cpu_alert3: trip0 {
> - temperature = <75000>;
> + cpu3_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit3: trip1 {
> + cpu3_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu3_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu3_alert0>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu3_alert1>;
> + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu4-thermal {
> @@ -1775,18 +1876,41 @@
> thermal-sensors = <&tsens0 7>;
>
> trips {
> - cpu_alert4: trip0 {
> - temperature = <75000>;
> + cpu4_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit4: trip1 {
> + cpu4_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu4_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu4_alert0>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu4_alert1>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu5-thermal {
> @@ -1796,18 +1920,41 @@
> thermal-sensors = <&tsens0 8>;
>
> trips {
> - cpu_alert5: trip0 {
> - temperature = <75000>;
> + cpu5_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit5: trip1 {
> + cpu5_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu5_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu5_alert0>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu5_alert1>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu6-thermal {
> @@ -1817,18 +1964,41 @@
> thermal-sensors = <&tsens0 9>;
>
> trips {
> - cpu_alert6: trip0 {
> - temperature = <75000>;
> + cpu6_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit6: trip1 {
> + cpu6_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu6_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu6_alert0>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu6_alert1>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> cpu7-thermal {
> @@ -1838,18 +2008,41 @@
> thermal-sensors = <&tsens0 10>;
>
> trips {
> - cpu_alert7: trip0 {
> - temperature = <75000>;
> + cpu7_alert0: trip-point@0 {
> + temperature = <90000>;
> hysteresis = <2000>;
> type = "passive";
> };
>
> - cpu_crit7: trip1 {
> + cpu7_alert1: trip-point@1 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu7_crit: cpu_crit {
> temperature = <110000>;
> hysteresis = <1000>;
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&cpu7_alert0>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + map1 {
> + trip = <&cpu7_alert1>;
> + cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> + <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
> };
> };

Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Matthias Kaehlcke <mka@chromium.org>

Thanks

Matthias

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