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Fri, 16 Feb 2024 09:05:28 -0800 (PST) Received: from [127.0.1.1] ([120.138.12.48]) by smtp.gmail.com with ESMTPSA id b15-20020a170902d50f00b001d9aa663282sm95508plg.266.2024.02.16.09.05.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Feb 2024 09:05:26 -0800 (PST) From: Manivannan Sadhasivam Date: Fri, 16 Feb 2024 22:35:21 +0530 Subject: [PATCH] arm64: dts: sm8650: Add msi-map-mask for PCIe nodes Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240216-sm8550-msi-map-fix-v1-1-b66d83ce48b7@linaro.org> X-B4-Tracking: v=1; b=H4sIANCVz2UC/x2MQQqAIBAAvyJ7bkFFQ/pKdLBaaw9WuBBB+Pek4 wzMvCBUmAQG9UKhm4XPo4HpFCx7PDZCXhuD1dZpa3qUHLzXmIUxxwsTPxjnkMiTdWsy0MKrUNP /dJxq/QCbmuN3ZAAAAA== To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Neil Armstrong , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=1655; i=manivannan.sadhasivam@linaro.org; h=from:subject:message-id; bh=YEe1iIkMkTl6mXT05twz1lybD8lNCICMNljhIyX2vlU=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBlz5XTZlP1P9oCFUUIiXdV0t5k+20GxBAJixguy WJaznFAxzuJATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCZc+V0wAKCRBVnxHm/pHO 9U4aB/wIVpxyFUp+gK/gJRJ91smrvGmTk8YfnaRAHiwLEN0phPdcRslim8zkXKDBR07EQVwjdMN o+bO7kSkjl5fK9wj79VVyhl+JB28ej5M8lhXogmrlIN7MKVKhEkO4/u3rbt43RhpS7M38Ojhz7m zROIaziDGj21hQBpHO3GAfTD6bBUlEAY8CdSv7mRev53j94zslS6FComze1ZVB87U1r2e2unWBO cWJUEd1N9TBzTSiMUp43RM8+8IS+1K3RYjGxv3BhyHcWNOuUPD4UBPI4VhHRhvM9RWre8mH2vQB CIob/rGzp3nO4GtjpzaspPlxXobnpPhcKwmiUbI5Lf2sbhRn X-Developer-Key: i=manivannan.sadhasivam@linaro.org; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 "msi-map-mask" is a required property for all Qcom PCIe controllers as it would allow all PCIe devices under a bus to share the same MSI identifier. Without this property, each device has to use a separate MSI identifier which is not possible due to platform limitations. Currently, this is not an issue since only one device is connected to the bus on boards making use of this SoC. Fixes: a33a532b3b1e ("arm64: dts: qcom: sm8650: Use GIC-ITS for PCIe0 and P= CIe1") Signed-off-by: Manivannan Sadhasivam Acked-by: Krzysztof Kozlowski Reported-by: Johan Hovold Reviewed-by: Johan Hovold Reviewed-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8650.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qco= m/sm8650.dtsi index d488b3b3265e..12ba839f215e 100644 --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi @@ -2277,6 +2277,7 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, /* Entries are reversed due to the unusual ITS DeviceID encoding */ msi-map =3D <0x0 &gic_its 0x1401 0x1>, <0x100 &gic_its 0x1400 0x1>; + msi-map-mask =3D <0xff00>; =20 linux,pci-domain =3D <0>; num-lanes =3D <2>; @@ -2404,6 +2405,7 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, /* Entries are reversed due to the unusual ITS DeviceID encoding */ msi-map =3D <0x0 &gic_its 0x1481 0x1>, <0x100 &gic_its 0x1480 0x1>; + msi-map-mask =3D <0xff00>; =20 linux,pci-domain =3D <1>; num-lanes =3D <2>; --- base-commit: d37e1e4c52bc60578969f391fb81f947c3e83118 change-id: 20240216-sm8550-msi-map-fix-ab8fe5e24df1 Best regards, --=20 Manivannan Sadhasivam