| Message ID | cf1b114bcc6ef26e032c352b8c885aaf5f3594d0.1568254197.git.agx@sigxcpu.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | dts: arm64: imx8mq: Enable gpu passive throttling | expand |
Hi, On Wed, Sep 11, 2019 at 07:14:25PM -0700, Guido Günther wrote: > Temperature and hysteresis were picked after the CPU. I pulled that one from the wrong branch so please disregard. I've sent out a v2. Cheers, -- Guido > > Signed-off-by: Guido Günther <agx@sigxcpu.org> > --- > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > index 564045927485..fda636085bb3 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi > @@ -235,12 +235,26 @@ > thermal-sensors = <&tmu 1>; > > trips { > + gpu-alert { > + temperature = <80000>; > + hysteresis = <2000>; > + type = "passive"; > + }; > + > gpu-crit { > temperature = <90000>; > hysteresis = <2000>; > type = "critical"; > }; > }; > + > + cooling-maps { > + map0 { > + trip = <&gpu_alert>; > + cooling-device = > + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; > + }; > + }; > }; > > vpu-thermal { > @@ -1006,6 +1020,7 @@ > <&clk IMX8MQ_CLK_GPU_AXI>, > <&clk IMX8MQ_CLK_GPU_AHB>; > clock-names = "core", "shader", "bus", "reg"; > + #cooling-cells = <2>; > assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>, > <&clk IMX8MQ_CLK_GPU_SHADER_SRC>, > <&clk IMX8MQ_CLK_GPU_AXI>, > -- > 2.23.0.rc1 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 564045927485..fda636085bb3 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -235,12 +235,26 @@ thermal-sensors = <&tmu 1>; trips { + gpu-alert { + temperature = <80000>; + hysteresis = <2000>; + type = "passive"; + }; + gpu-crit { temperature = <90000>; hysteresis = <2000>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpu_alert>; + cooling-device = + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; vpu-thermal { @@ -1006,6 +1020,7 @@ <&clk IMX8MQ_CLK_GPU_AXI>, <&clk IMX8MQ_CLK_GPU_AHB>; clock-names = "core", "shader", "bus", "reg"; + #cooling-cells = <2>; assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>, <&clk IMX8MQ_CLK_GPU_SHADER_SRC>, <&clk IMX8MQ_CLK_GPU_AXI>,
Temperature and hysteresis were picked after the CPU. Signed-off-by: Guido Günther <agx@sigxcpu.org> --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+)