Re: [PATCH 3/3] arm64: dts: sdm845: move gpu zap nodes to per-device dts

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On Tue 07 Jan 17:38 PST 2020, Rob Clark wrote:

> From: Rob Clark <robdclark@xxxxxxxxxxxx>
> 
> We want to specify per-device firmware-name, so move the zap node into
> the .dts file for individual boards/devices.  This lets us get rid of
> the /delete-node/ for cheza, which does not use zap.
> 
> Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi           | 1 -
>  arch/arm64/boot/dts/qcom/sdm845-db845c.dts           | 7 +++++++
>  arch/arm64/boot/dts/qcom/sdm845-mtp.dts              | 8 ++++++++
>  arch/arm64/boot/dts/qcom/sdm845.dtsi                 | 6 +-----
>  arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 7 +++++++
>  5 files changed, 23 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index 9a4ff57fc877..2db79c1ecdac 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -165,7 +165,6 @@ panel_in_edp: endpoint {
>  /delete-node/ &venus_mem;
>  /delete-node/ &cdsp_mem;
>  /delete-node/ &cdsp_pas;
> -/delete-node/ &zap_shader;
>  /delete-node/ &gpu_mem;
>  
>  /* Increase the size from 120 MB to 128 MB */
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> index d100f46791a6..c472195e44fb 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> @@ -352,6 +352,13 @@ &gcc {
>  			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>;
>  };
>  
> +&gpu {
> +	zap-shader {
> +		memory-region = <&gpu_mem>;
> +		firmware-name = "qcom/db845c/a630_zap.mbn";

We agreed upon qcom/sdm845/* for the test-signed 845 firmware :)

> +	};
> +};
> +
>  &pm8998_gpio {
>  	vol_up_pin_a: vol-up-active {
>  		pins = "gpio6";
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> index c57548b7b250..876155fc0547 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> @@ -360,6 +360,14 @@ &gcc {
>  			   <GCC_LPASS_SWAY_CLK>;
>  };
>  
> +&gpu {
> +	zap-shader {
> +		memory-region = <&gpu_mem>;
> +		// TODO presumably mtp can use same "test key" signed zap?

Drop this comment after s/db845c/sdm845/

> +		firmware-name = "qcom/db845c/a630_zap.mbn";

Apart from that, I think this looks good!

Regards,
Bjorn

> +	};
> +};
> +
>  &i2c10 {
>  	status = "okay";
>  	clock-frequency = <400000>;
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index ddb1f23c936f..601c57cc9b6d 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -2804,7 +2804,7 @@ dsi1_phy: dsi-phy@ae96400 {
>  			};
>  		};
>  
> -		gpu@5000000 {
> +		gpu: gpu@5000000 {
>  			compatible = "qcom,adreno-630.2", "qcom,adreno";
>  			#stream-id-cells = <16>;
>  
> @@ -2824,10 +2824,6 @@ gpu@5000000 {
>  
>  			qcom,gmu = <&gmu>;
>  
> -			zap_shader: zap-shader {
> -				memory-region = <&gpu_mem>;
> -			};
> -
>  			gpu_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
> diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> index 13dc619687f3..b255be3a4a0a 100644
> --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> @@ -245,6 +245,13 @@ &gcc {
>  			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>;
>  };
>  
> +&gpu {
> +	zap-shader {
> +		memory-region = <&gpu_mem>;
> +		firmware-name = "qcom/LENOVO/81JL/qcdxkmsuc850.mbn";
> +	};
> +};
> +
>  &i2c1 {
>  	status = "okay";
>  	clock-frequency = <400000>;
> -- 
> 2.24.1
> 



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