linux-kernel - Re: [PATCH v4 21/22] arm64: dts: mt8192: Add gce info for display nodes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Mon, 28 Mar 2022 13:06:37 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Allen-KH Cheng <allen-kh.cheng@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
Cc:     Project_Global_Chrome_Upstream_Group@...iatek.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        Chen-Yu Tsai <wenst@...omium.org>,
        Ryder Lee <ryder.lee@...nel.org>,
        Hui Liu <hui.liu@...iatek.com>
Subject: Re: [PATCH v4 21/22] arm64: dts: mt8192: Add gce info for display
 nodes



On 18/03/2022 15:45, Allen-KH Cheng wrote:
> Add gce info for display nodes
> - It's required to get drivers' CMDQ support
> 

What keeps us from adding that in the display nodes in patch 18/22 of this 
series? When doing so, please mention in the commit message that we then need to 
add the GCE to the mmsys node.

Regards,
Matthias

> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@...iatek.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt8192.dtsi | 16 ++++++++++++++++
>   1 file changed, 16 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index 08e0dd2483d1..f0f0f067c023 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -1203,6 +1203,9 @@
>   		mmsys: syscon@...00000 {
>   			compatible = "mediatek,mt8192-mmsys", "syscon";
>   			reg = <0 0x14000000 0 0x1000>;
> +			mboxes = <&gce 0 CMDQ_THR_PRIO_HIGHEST 1>,
> +				 <&gce 1 CMDQ_THR_PRIO_HIGHEST 1>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>;
>   			#clock-cells = <1>;
>   			#reset-cells = <1>;
>   		};
> @@ -1212,6 +1215,8 @@
>   			reg = <0 0x14001000 0 0x1000>;
>   			interrupts = <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH 0>;
>   			clocks = <&mmsys CLK_MM_DISP_MUTEX0>;
> +			mediatek,gce-events = <CMDQ_EVENT_DISP_STREAM_DONE_ENG_EVENT_0>,
> +					      <CMDQ_EVENT_DISP_STREAM_DONE_ENG_EVENT_1>;
>   		};
>   
>   		smi_common: smi@...02000 {
> @@ -1253,6 +1258,7 @@
>   			iommus = <&iommu0 M4U_PORT_L0_OVL_RDMA0>,
>   				 <&iommu0 M4U_PORT_L0_OVL_RDMA0_HDR>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x5000 0x1000>;
>   		};
>   
>   		ovl_2l0: ovl@...06000 {
> @@ -1263,6 +1269,7 @@
>   			clocks = <&mmsys CLK_MM_DISP_OVL0_2L>;
>   			iommus = <&iommu0 M4U_PORT_L1_OVL_2L_RDMA0>,
>   				 <&iommu0 M4U_PORT_L1_OVL_2L_RDMA0_HDR>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x6000 0x1000>;
>   		};
>   
>   		rdma0: rdma@...07000 {
> @@ -1274,6 +1281,7 @@
>   			mediatek,larb = <&larb0>;
>   			mediatek,rdma-fifo-size = <5120>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x7000 0x1000>;
>   		};
>   
>   		color0: color@...09000 {
> @@ -1283,6 +1291,7 @@
>   			interrupts = <GIC_SPI 258 IRQ_TYPE_LEVEL_HIGH 0>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_COLOR0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x9000 0x1000>;
>   		};
>   
>   		ccorr0: ccorr@...0a000 {
> @@ -1291,6 +1300,7 @@
>   			interrupts = <GIC_SPI 259 IRQ_TYPE_LEVEL_HIGH 0>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_CCORR0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xa000 0x1000>;
>   		};
>   
>   		aal0: aal@...0b000 {
> @@ -1300,6 +1310,7 @@
>   			interrupts = <GIC_SPI 260 IRQ_TYPE_LEVEL_HIGH 0>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_AAL0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xb000 0x1000>;
>   		};
>   
>   		gamma0: gamma@...0c000 {
> @@ -1309,6 +1320,7 @@
>   			interrupts = <GIC_SPI 261 IRQ_TYPE_LEVEL_HIGH 0>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_GAMMA0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xc000 0x1000>;
>   		};
>   
>   		postmask0: postmask@...0d000 {
> @@ -1318,6 +1330,7 @@
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_POSTMASK0>;
>   			iommus = <&iommu0 M4U_PORT_L0_DISP_POSTMASK0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xd000 0x1000>;
>   		};
>   
>   		dither0: dither@...0e000 {
> @@ -1327,6 +1340,7 @@
>   			interrupts = <GIC_SPI 263 IRQ_TYPE_LEVEL_HIGH 0>;
>   			power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
>   			clocks = <&mmsys CLK_MM_DISP_DITHER0>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xe000 0x1000>;
>   		};
>   
>   		dsi0: dsi@...10000 {
> @@ -1351,6 +1365,7 @@
>   			clocks = <&mmsys CLK_MM_DISP_OVL2_2L>;
>   			iommus = <&iommu0 M4U_PORT_L1_OVL_2L_RDMA2>,
>   				 <&iommu0 M4U_PORT_L1_OVL_2L_RDMA2_HDR>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x4000 0x1000>;
>   		};
>   
>   		rdma4: rdma@...15000 {
> @@ -1361,6 +1376,7 @@
>   			clocks = <&mmsys CLK_MM_DISP_RDMA4>;
>   			iommus = <&iommu0 M4U_PORT_L1_DISP_RDMA4>;
>   			mediatek,rdma-fifo-size = <2048>;
> +			mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0x5000 0x1000>;
>   		};
>   
>   		dpi0: dpi@...16000 {