On Fri 30 Oct 05:47 CDT 2020, Akhil P Oommen wrote:
> Add cooling-cells property and the cooling maps for the gpu tzones
> to support GPU cooling.
>
> Signed-off-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxx>
> Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 30 +++++++++++++++++++++++-------
> 1 file changed, 23 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index d46b383..8e2000c 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -2,7 +2,7 @@
> /*
> * SC7180 SoC device tree source
> *
> - * Copyright (c) 2019, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2019-20, The Linux Foundation. All rights reserved.
I took the liberty of spelling out 2020 here, as I applied this patch.
Regards,
Bjorn
> */
>
> #include <dt-bindings/clock/qcom,dispcc-sc7180.h>
> @@ -1886,6 +1886,8 @@
> operating-points-v2 = <&gpu_opp_table>;
> qcom,gmu = <&gmu>;
>
> + #cooling-cells = <2>;
> +
> interconnects = <&gem_noc MASTER_GFX3D &mc_virt SLAVE_EBI1>;
> interconnect-names = "gfx-mem";
>
> @@ -3825,16 +3827,16 @@
> };
>
> gpuss0-thermal {
> - polling-delay-passive = <0>;
> + polling-delay-passive = <100>;
> polling-delay = <0>;
>
> thermal-sensors = <&tsens0 13>;
>
> trips {
> gpuss0_alert0: trip-point0 {
> - temperature = <90000>;
> + temperature = <95000>;
> hysteresis = <2000>;
> - type = "hot";
> + type = "passive";
> };
>
> gpuss0_crit: gpuss0_crit {
> @@ -3843,19 +3845,26 @@
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&gpuss0_alert0>;
> + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> gpuss1-thermal {
> - polling-delay-passive = <0>;
> + polling-delay-passive = <100>;
> polling-delay = <0>;
>
> thermal-sensors = <&tsens0 14>;
>
> trips {
> gpuss1_alert0: trip-point0 {
> - temperature = <90000>;
> + temperature = <95000>;
> hysteresis = <2000>;
> - type = "hot";
> + type = "passive";
> };
>
> gpuss1_crit: gpuss1_crit {
> @@ -3864,6 +3873,13 @@
> type = "critical";
> };
> };
> +
> + cooling-maps {
> + map0 {
> + trip = <&gpuss1_alert0>;
> + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> + };
> + };
> };
>
> aoss1-thermal {
> --
> 2.7.4
>
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