netdev - [PATCH v4 1/2] arm64: dts: qcom: sa8775p: mark ethernet devices as DMA-coherent

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Message-ID: <20240514-mark_ethernet_devices_dma_coherent-v4-1-04e1198858c5@quicinc.com>
Date: Tue, 14 May 2024 17:06:51 -0700
From: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Bartosz
 Golaszewski" <bartosz.golaszewski@...aro.org>,
        Andrew Halaney
	<ahalaney@...hat.com>, Vinod Koul <vkoul@...nel.org>,
        "David S. Miller"
	<davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Bhupesh Sharma
	<bhupesh.sharma@...aro.org>
CC: <kernel@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <netdev@...r.kernel.org>,
        Sagar Cheluvegowda <quic_scheluve@...cinc.com>
Subject: [PATCH v4 1/2] arm64: dts: qcom: sa8775p: mark ethernet devices as
 DMA-coherent

Ethernet devices are cache coherent, mark it as such in the dtsi.

Fixes: ff499a0fbb23 ("arm64: dts: qcom: sa8775p: add the first 1Gb ethernet interface")
Fixes: e952348a7cc7 ("arm64: dts: qcom: sa8775p: add a node for EMAC1")
Signed-off-by: Sagar Cheluvegowda <quic_scheluve@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 231cea1f0fa8..5ab4ca978837 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -2504,6 +2504,7 @@ ethernet1: ethernet@...00000 {
 			phy-names = "serdes";
 
 			iommus = <&apps_smmu 0x140 0xf>;
+			dma-coherent;
 
 			snps,tso;
 			snps,pbl = <32>;
@@ -2538,6 +2539,7 @@ ethernet0: ethernet@...40000 {
 			phy-names = "serdes";
 
 			iommus = <&apps_smmu 0x120 0xf>;
+			dma-coherent;
 
 			snps,tso;
 			snps,pbl = <32>;

-- 
2.34.1