diff mbox series

[v3,2/3] arm64: dts: qcom: sc7280: Move video-firmware to chrome-common

Message ID 20231201-sc7280-venus-pas-v3-2-bc132dc5fc30@fairphone.com (mailing list archive)
State Accepted
Commit 82066cdb17608abc95192632fd5c702be8e57ab5
Headers show
Series Enable venus on Fairphone 5 / non-ChromeOS sc7280 venus support | expand

Commit Message

Luca Weiss Dec. 1, 2023, 9:33 a.m. UTC 
If the video-firmware node is present, the venus driver assumes we're on
a system that doesn't use TZ for starting venus, like on ChromeOS
devices.

Move the video-firmware node to chrome-common.dtsi so we can use venus
on a non-ChromeOS devices. We also need to move the secure SID 0x2184
for iommu since (on some boards) we cannot touch that.

At the same time also disable the venus node by default in the dtsi,
like it's done on other SoCs.

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi | 11 +++++++++++
 arch/arm64/boot/dts/qcom/sc7280.dtsi               |  9 +++------
 2 files changed, 14 insertions(+), 6 deletions(-)

Comments

Vikash Garodia Dec. 12, 2023, 7:59 a.m. UTC | #1 
On 12/1/2023 3:03 PM, Luca Weiss wrote:
> If the video-firmware node is present, the venus driver assumes we're on
> a system that doesn't use TZ for starting venus, like on ChromeOS
> devices.
> 
> Move the video-firmware node to chrome-common.dtsi so we can use venus
> on a non-ChromeOS devices. We also need to move the secure SID 0x2184
> for iommu since (on some boards) we cannot touch that.
> 
> At the same time also disable the venus node by default in the dtsi,
> like it's done on other SoCs.
> 
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>

Reviewed-by: Vikash Garodia <quic_vgarodia@quicinc.com>

Regards,
Vikash
> ---
>  arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi | 11 +++++++++++
>  arch/arm64/boot/dts/qcom/sc7280.dtsi               |  9 +++------
>  2 files changed, 14 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> index 5d462ae14ba1..459ff877df54 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> @@ -104,6 +104,17 @@ &scm {
>  	dma-coherent;
>  };
>  
> +&venus {
> +	iommus = <&apps_smmu 0x2180 0x20>,
> +		 <&apps_smmu 0x2184 0x20>;
> +
> +	status = "okay";
> +
> +	video-firmware {
> +		iommus = <&apps_smmu 0x21a2 0x0>;
> +	};
> +};
> +
>  &watchdog {
>  	status = "okay";
>  };
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 326897af117a..0ff9a2484096 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -3836,10 +3836,11 @@ venus: video-codec@aa00000 {
>  					<&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
>  			interconnect-names = "cpu-cfg", "video-mem";
>  
> -			iommus = <&apps_smmu 0x2180 0x20>,
> -				 <&apps_smmu 0x2184 0x20>;
> +			iommus = <&apps_smmu 0x2180 0x20>;
>  			memory-region = <&video_mem>;
>  
> +			status = "disabled";
> +
>  			video-decoder {
>  				compatible = "venus-decoder";
>  			};
> @@ -3848,10 +3849,6 @@ video-encoder {
>  				compatible = "venus-encoder";
>  			};
>  
> -			video-firmware {
> -				iommus = <&apps_smmu 0x21a2 0x0>;
> -			};
> -
>  			venus_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
>
Bjorn Andersson Jan. 27, 2024, 10:29 p.m. UTC | #2 
On Fri, Dec 01, 2023 at 10:33:19AM +0100, Luca Weiss wrote:
> If the video-firmware node is present, the venus driver assumes we're on
> a system that doesn't use TZ for starting venus, like on ChromeOS
> devices.
> 
> Move the video-firmware node to chrome-common.dtsi so we can use venus
> on a non-ChromeOS devices. We also need to move the secure SID 0x2184
> for iommu since (on some boards) we cannot touch that.
> 
> At the same time also disable the venus node by default in the dtsi,
> like it's done on other SoCs.
> 
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi | 11 +++++++++++
>  arch/arm64/boot/dts/qcom/sc7280.dtsi               |  9 +++------
>  2 files changed, 14 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> index 5d462ae14ba1..459ff877df54 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
> @@ -104,6 +104,17 @@ &scm {
>  	dma-coherent;
>  };
>  
> +&venus {
> +	iommus = <&apps_smmu 0x2180 0x20>,
> +		 <&apps_smmu 0x2184 0x20>;
> +
> +	status = "okay";
> +
> +	video-firmware {
> +		iommus = <&apps_smmu 0x21a2 0x0>;
> +	};
> +};
> +
>  &watchdog {
>  	status = "okay";
>  };
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 326897af117a..0ff9a2484096 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -3836,10 +3836,11 @@ venus: video-codec@aa00000 {
>  					<&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
>  			interconnect-names = "cpu-cfg", "video-mem";
>  
> -			iommus = <&apps_smmu 0x2180 0x20>,
> -				 <&apps_smmu 0x2184 0x20>;
> +			iommus = <&apps_smmu 0x2180 0x20>;

qcom,sc7280-venus expects 2 items here. Please follow up with a patch to
the binding, if you haven't send one already.

Thanks,
Bjorn

>  			memory-region = <&video_mem>;
>  
> +			status = "disabled";
> +
>  			video-decoder {
>  				compatible = "venus-decoder";
>  			};
> @@ -3848,10 +3849,6 @@ video-encoder {
>  				compatible = "venus-encoder";
>  			};
>  
> -			video-firmware {
> -				iommus = <&apps_smmu 0x21a2 0x0>;
> -			};
> -
>  			venus_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
> 
> -- 
> 2.43.0
>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
index 5d462ae14ba1..459ff877df54 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
@@ -104,6 +104,17 @@  &scm {
 	dma-coherent;
 };
 
+&venus {
+	iommus = <&apps_smmu 0x2180 0x20>,
+		 <&apps_smmu 0x2184 0x20>;
+
+	status = "okay";
+
+	video-firmware {
+		iommus = <&apps_smmu 0x21a2 0x0>;
+	};
+};
+
 &watchdog {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 326897af117a..0ff9a2484096 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -3836,10 +3836,11 @@  venus: video-codec@aa00000 {
 					<&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
 			interconnect-names = "cpu-cfg", "video-mem";
 
-			iommus = <&apps_smmu 0x2180 0x20>,
-				 <&apps_smmu 0x2184 0x20>;
+			iommus = <&apps_smmu 0x2180 0x20>;
 			memory-region = <&video_mem>;
 
+			status = "disabled";
+
 			video-decoder {
 				compatible = "venus-decoder";
 			};
@@ -3848,10 +3849,6 @@  video-encoder {
 				compatible = "venus-encoder";
 			};
 
-			video-firmware {
-				iommus = <&apps_smmu 0x21a2 0x0>;
-			};
-
 			venus_opp_table: opp-table {
 				compatible = "operating-points-v2";