linux-kernel - [PATCH 2/2] arm64: dts: qcom: sm8650: Add dma-coherent property

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 for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Thu, 25 Jan 2024 15:54:13 +0530
From: Ling Xu <quic_lxu5@...cinc.com>
To: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>
CC: <quic_kuiw@...cinc.com>, <quic_ekangupt@...cinc.com>, <kernel@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Ling Xu
	<quic_lxu5@...cinc.com>
Subject: [PATCH 2/2] arm64: dts: qcom: sm8650: Add dma-coherent property

Add dma-coherent property to fastRPC context bank nodes to pass dma
sequence test in fastrpc sanity test, ensure that data integrity is
maintained during DMA operations.

Signed-off-by: Ling Xu <quic_lxu5@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sm8650.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index 2df77123a8c7..ed0d0ca34fd4 100644
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -4808,6 +4808,7 @@
 
 						iommus = <&apps_smmu 0x1003 0x80>,
 							 <&apps_smmu 0x1043 0x20>;
+						dma-coherent;
 					};
 
 					compute-cb@4 {
@@ -4816,6 +4817,7 @@
 
 						iommus = <&apps_smmu 0x1004 0x80>,
 							 <&apps_smmu 0x1044 0x20>;
+						dma-coherent;
 					};
 
 					compute-cb@5 {
@@ -4824,6 +4826,7 @@
 
 						iommus = <&apps_smmu 0x1005 0x80>,
 							 <&apps_smmu 0x1045 0x20>;
+						dma-coherent;
 					};
 
 					compute-cb@6 {
@@ -4832,6 +4835,7 @@
 
 						iommus = <&apps_smmu 0x1006 0x80>,
 							 <&apps_smmu 0x1046 0x20>;
+						dma-coherent;
 					};
 
 					compute-cb@7 {
@@ -4841,6 +4845,7 @@
 						iommus = <&apps_smmu 0x1007 0x40>,
 							 <&apps_smmu 0x1067 0x0>,
 							 <&apps_smmu 0x1087 0x0>;
+						dma-coherent;
 					};
 				};
 
@@ -4961,6 +4966,7 @@
 						iommus = <&apps_smmu 0x1961 0x0>,
 							 <&apps_smmu 0x0c01 0x20>,
 							 <&apps_smmu 0x19c1 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@2 {
@@ -4970,6 +4976,7 @@
 						iommus = <&apps_smmu 0x1962 0x0>,
 							 <&apps_smmu 0x0c02 0x20>,
 							 <&apps_smmu 0x19c2 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@3 {
@@ -4979,6 +4986,7 @@
 						iommus = <&apps_smmu 0x1963 0x0>,
 							 <&apps_smmu 0x0c03 0x20>,
 							 <&apps_smmu 0x19c3 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@4 {
@@ -4988,6 +4996,7 @@
 						iommus = <&apps_smmu 0x1964 0x0>,
 							 <&apps_smmu 0x0c04 0x20>,
 							 <&apps_smmu 0x19c4 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@5 {
@@ -4997,6 +5006,7 @@
 						iommus = <&apps_smmu 0x1965 0x0>,
 							 <&apps_smmu 0x0c05 0x20>,
 							 <&apps_smmu 0x19c5 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@6 {
@@ -5006,6 +5016,7 @@
 						iommus = <&apps_smmu 0x1966 0x0>,
 							 <&apps_smmu 0x0c06 0x20>,
 							 <&apps_smmu 0x19c6 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@7 {
@@ -5015,6 +5026,7 @@
 						iommus = <&apps_smmu 0x1967 0x0>,
 							 <&apps_smmu 0x0c07 0x20>,
 							 <&apps_smmu 0x19c7 0x0>;
+						dma-coherent;
 					};
 
 					compute-cb@8 {
@@ -5024,6 +5036,7 @@
 						iommus = <&apps_smmu 0x1968 0x0>,
 							 <&apps_smmu 0x0c08 0x20>,
 							 <&apps_smmu 0x19c8 0x0>;
+						dma-coherent;
 					};
 				};
 			};
-- 
2.17.1